1 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
3 * ssa-loop-manip.c: Include langhooks.h.
4 (rewrite_phi_with_iv): New.
5 (rewrite_all_phi_nodes_with_iv): New.
6 (canonicalize_loop_ivs): Move here from tree-parloops.c.
7 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
8 * tree-parloops.c (loop_parallel_p): Move out all conditions
9 except dependency check.
10 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
11 (gen_parallel_loop): Call canonicalize_loop_ivs without
12 reduction_list argument.
13 (build_new_reduction): New.
14 (gather_scalar_reductions): New.
15 (try_get_loop_niter): New.
16 (try_create_reduction_list): New.
17 (parallleize_loops): Change the parallel conditions check.
18 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
19 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
21 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
23 * opt-functions.awk (opt_args): Allow argument to be enclosed in
25 * doc/options.texi (Option properties): Mention new quoting syntax.
27 2009-07-29 Douglas B Rupp <rupp@gnat.com>
29 * config/alpha/alpha.c (alpha_start_function):
30 Handle VMS_DEBUG_MAIN_POINTER
31 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
32 * doc/invoke.texi: Document -mdebug-main switch.
34 2009-07-29 Richard Henderson <rth@redhat.com>
36 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
37 (cgraph_create_edge_including_clones): Likewise.
38 * tree-inline.c (copy_bb): Operate on the correct edges
39 when updating the callgraph.
41 2009-07-29 Douglas B Rupp <rupp@gnat.com>
43 * config/alpha/vms-cc.c: Deleted.
44 * config/alpha/vms-ld.c: Deleted.
45 * config/alpha/t-vms64: Moved to config/vms
46 * config/alpha/vms-crt0-64.c: Moved to config/vms
47 * config/alpha/vms-crt0.c: Moved to config/vms
48 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
49 * config/alpha/vms-psxcrt0.c: Moved to config/vms
50 * config/alpha/xm-vms.h: Moved to config/vms
51 * config/alpha/x-vms: Moved to config/vms
52 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
54 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
55 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
57 * config/vms/t-vms64: Moved here from config/alpha
58 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
59 (argc,argv,envp): Enforce 32bit malloc'ing.
60 * config/vms/vms-psxcrt0-64.c: Likewise.
61 * config/vms/vms-crt0.c: Moved here from config/alpha.
62 * config/vms/vms-psxcrt0.c: Likewise.
63 * config/vms/vms-crtl-64.h: New file.
64 * config/vms/vms-crtl.h: New file.
65 * config/vms/vms.opt: New file.
66 * config/vms/xm-vms64.h: New file.
67 * config/vms/xm-vms.h: Moved here from config/alpha.
68 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
70 * config/vms/x-vms: Moved here from config/alpha.
71 (version, VMS_EXTRA_PARTS): Moved to t-vms.
72 (vms-ld.o, vms-cc.o): Removed.
73 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
75 2009-07-29 Douglas B Rupp <rupp@gnat.com>
77 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
78 correct stack (obvious VMS fix).
80 2009-07-29 Douglas B Rupp <rupp@gnat.com>
82 * dwarf2out.c (output_file_names): Output VMS style file name, size,
83 date, version info if VMS_DEBUGGING_INFO defined.
84 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
85 size, date calculating code moved here.
87 2009-07-29 Paul Brook <paul@codesourcery.com>
89 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
92 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
95 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
96 to DImode when generating insq_le insn.
98 2009-07-28 Douglas B Rupp <rupp@gnat.com>
100 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
101 New macro set for VMS_DEBUGGGING_INFO.
102 (AT_string_form): Use it.
104 2009-07-28 DJ Delorie <dj@redhat.com>
106 * config/mep/mep.c (vtext_section): New.
107 (vftext_section): New.
108 (ftext_section): New.
109 (mep_select_section): Add support for functions.
110 (mep_unique_section): Likewise.
111 (mep_asm_init_sections): Likewise.
112 (mep_encode_section_info): Remove it from here.
114 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
116 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
118 * tree.h (TREE_DEPRECATED): Document it is used for types too.
119 (TYPE_VECTOR_OPAQUE): Use default_def_flag
121 2009-07-28 Douglas B Rupp <rupp@gnat.com>
123 * dwarf2out.c (output_file_names): Test new macro
124 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
125 (add_comp_dir_attribute): Likewise.
127 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
129 * config/i386/mingw-w64.h (LINK_SPEC): Add
130 separating space between commands.
132 2009-07-28 Jan Hubicka <jh@suse.cz>
134 PR tree-optimization/40759
135 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
138 2009-07-27 DJ Delorie <dj@redhat.com>
140 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
141 types are dword-aligned.
142 (mep_expand_va_start): Likewise.
144 2009-07-27 Olivier Hainque <hainque@adacore.com>
145 Douglas B Rupp <rupp@gnat.com>
147 * convert.c (convert_to_pointer): Don't assume the target
148 pointer type is POINTER_SIZE long. Fetch its precision instead.
150 2009-07-27 Douglas B Rupp <rupp@gnat.com>
152 * system.h (fopen): Undefine if macro.
154 2009-07-27 Jakub Jelinek <jakub@redhat.com>
156 * dwarf2out.c (output_cfi_p): Removed.
157 (output_cfis): New function.
158 (output_fde): New function, split from output_call_frame_info.
159 (output_call_frame_info): Use it.
160 (dwarf2out_switch_text_section): Use output_cfis.
162 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
164 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
165 TARGET_BI_ARCH is specified without enabling SJLJ.
166 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
167 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
169 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
171 * arm.md (negdi2): Use DImode if forcing a value into a register.
173 2009-07-26 Ira Rosen <irar@il.ibm.com>
175 PR tree-optimization/40801
176 * tree-vect-stmts.c (vectorizable_call): Get previous copy
177 of vector operand from the previous copy of vector statement.
178 Pass the correct definition type value to
179 vect_get_vec_def_for_stmt_copy().
181 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
183 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
184 const char ** conversion.
186 2009-07-25 David Daney <ddaney@caviumnetworks.com>
188 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
189 fancy_abort() if !ENABLE_ASSERT_CHECKING.
190 (gcc_unreachable): Invoke __builtin_unreachable() if
191 !ENABLE_ASSERT_CHECKING.
193 2009-07-25 David Daney <ddaney@caviumnetworks.com>
195 PR rtl-optimization/40445
196 * emit-rtl.c (next_nonnote_insn_bb): New function.
197 * rtl.h (next_nonnote_insn_bb): Declare new function.
198 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
199 with no successors that is the successor of the ENTRY_BLOCK.
200 Continue from the top after removing an empty fallthrough block.
201 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
202 of next_nonnote_insn.
204 2009-07-25 David Daney <ddaney@caviumnetworks.com>
206 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
208 2009-07-25 Martin Jambor <mjambor@suse.cz>
210 * c-common.c (c_common_attribute_table): New element for noclone.
211 (handle_noclone_attribute): New function. Forward-declare.
212 * tree-inline.c (tree_versionable_function_p): Check for noclone
214 * doc/extend.texi (Labels as Values): Document need for noclone.
215 (Function Attributes): Document noclone attribute.
217 2009-07-25 Jakub Jelinek <jakub@redhat.com>
219 PR rtl-optimization/34999
220 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
221 and dw_fde_switched_cold_to_hot fields.
222 (output_cfi_p): New function.
223 (output_call_frame_info): If fde->dw_fde_switched_sections,
224 output 2 FDEs instead of one with corrupted header.
225 (dwarf2out_do_cfi_startproc): New function.
226 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
227 and fde->dw_fde_switched_cold_to_hot.
228 (dwarf2out_switch_text_section): Compute
229 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
230 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
231 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
232 Otherwise, compute fde->dw_fde_switch_cfi.
234 2009-07-24 Cary Coutant <ccoutant@google.com>
236 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
238 2009-07-24 Cary Coutant <ccoutant@google.com>
240 * cfghooks.c (split_block): Copy discriminator to new block.
241 * tree-cfg.c (assign_discriminator): Check location of last
242 instruction in block as well as first.
244 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
246 * config/i386/linux.c: Use fputs or putc instead of fprintf
248 * config/i386/gas.h: Ditto.
249 * config/i386/x86-64.h: Ditto.
250 * config/i386/att.h: Ditto.
252 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
254 * expmed.c (emit_store_flag): Use a recursive call to optimize the
257 2009-07-24 Martin Jambor <mjambor@suse.cz>
259 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
260 (ipa_push_func_to_list_1): Declare.
261 (ipa_push_func_to_list): New function.
263 * ipa-prop.c (ipa_push_func_to_list_1): New function.
264 (ipa_init_func_list): Call ipa_push_func_to_list_1.
265 (ipa_push_func_to_list): Removed.
266 (ipa_pop_func_from_list): Clear node_enqueued flag.
268 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
270 * config/s390/s390.c (override_options): Default
271 max-unrolled-insns to 100 for z10 tuning.
273 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
275 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
276 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
277 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
278 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
279 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
280 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
281 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
283 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
285 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
286 use default set in mingw32.h header.
287 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
288 64-bit /mingw/include path.
289 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
292 2009-07-23 Neil Vachharajani <nvachhar@google.com>
294 PR rtl-optimization/40209
295 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
297 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
299 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
300 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
301 with the rest of string where appropriate. Use fputs or putc
302 instead of fprintf where appropriate.
304 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
305 Pat Haugen <pthaugen@us.ibm.com>
306 Revital Eres <ERES@il.ibm.com>
308 * config/rs6000/vector.md: New file. Move most of the vector
309 expander support here from altivec.md to allow for the VSX vector
310 unit in the future. Add support for secondary_reload patterns.
311 Rewrite the patterns for vector comparison, and vector comparison
312 predicate instructions so that the RTL expresses the desired
313 behavior, instead of using unspec.
315 * config/rs6000/constraints.md ("f" constraint): Use
316 rs6000_constraints to hold the precalculated register class.
317 ("d" constraint): Ditto.
318 ("wd" constraint): New constraint for VSX.
319 ("wf" constraint): Ditto.
320 ("ws" constraint): Ditto.
321 ("wa" constraint): Ditto.
322 ("wZ" constraint): Ditto.
323 ("j" constraint): Ditto.
325 * config/rs6000/predicates.md (vsx_register_operand): New
327 (vfloat_operand): New predicate for vector.md.
328 (vint_operand): Ditto.
329 (vlogical_operand): Ditto.
330 (easy_fp_constant): If VSX, 0.0 is an easy constant.
331 (easy_vector_constant): Add VSX support.
332 (altivec_indexed_or_indirect_operand): New predicate for
333 recognizing Altivec style memory references with AND -16.
335 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
336 for vector secondary reload support.
337 (rs6000_vector_reg_class): Delete, replacing it with
339 (rs6000_vsx_reg_class): Ditto.
340 (rs6000_constraints): New array to hold the register classes of
341 each of the register constraints that can vary at runtime.
342 (builtin_mode_to_type): New static array for builtin function type
344 (builtin_hash_table): New static hash table for builtin function
346 (TARGET_SECONDARY_RELOAD): Define target hook.
347 (TARGET_IRA_COVER_CLASSES): Ditto.
348 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
349 registers are 128 bits if VSX memory reference instructions are used.
350 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
352 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
353 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
354 Print several of the scheduling related parameters.
355 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
356 rs6000_constraints instead of rs6000_vector_reg_class. Move
357 -mdebug=reg code to rs6000_debug_reg_global. Add support for
358 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
359 Altivec. Add VSX support. Setup for secondary reload support on
360 Altivec/VSX registers.
361 (rs6000_override_options): Make power7 set the scheduling groups
362 like the power5. Add support for new debug switches to override
363 the scheduling defaults. Temporarily disable -mcpu=power7 from
364 setting -mvsx. Add support for debug switches -malways-hint,
365 -msched-groups, and -malign-branch-targets.
366 (rs6000_buitlin_conversion): Add support for returning unsigned
367 vector conversion functions to fix regressions due to stricter
369 (rs6000_builtin_mul_widen_even): Ditto.
370 (rs6000_builtin_mul_widen_odd): Ditto.
371 (rs6000_builtin_vec_perm): Ditto.
372 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
373 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
375 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
377 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
378 VSX types for bit operations. Changes to accomidate vector.md.
381 (struct builtin_description_predicates): Rewrite predicate
382 handling so that RTL describes the operation, instead of passing
383 the instruction to be used as a string argument.
384 (bdesc_altivec_preds): Ditto.
385 (altivec_expand_predicate_builtin): Ditto.
386 (altivec_expand_builtin): Ditto.
387 (rs6000_expand_ternop_builtin): Use a switch instead of an if
388 statement for vsldoi support.
389 (altivec_expand_ld_builtin): Change to use new names from vector.md.
390 (altivec_expand_st_builtin): Ditto.
391 (paired_expand_builtin): Whitespace changes.
392 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
393 builtin_mode_to_type table for secondary reload. Call
394 builtin_function_type to build random builtin functions.
395 (altivec_init_builtins): Change to use builtin_function_type to
396 create builtin function types dynamically as we need them.
397 (builtin_hash_function): New support for hashing the tree types
398 for builtin function as we need it, rather than trying to build
399 all of the trees that we need. Add initial preliminary VSX support.
400 (builtin_function_type): Ditto.
401 (builtin_function_eq): Ditto.
402 (builtin_hash_struct): Ditto.
403 (rs6000_init_builtins): Ditto.
404 (rs6000_common_init_builtins): Ditto.
405 (altivec_init_builtins): Ditto.
406 (rs6000_common_init_builtins): Ditto.
407 (enum reload_reg_type): New enum for simplifing reg classes.
408 (rs6000_reload_register_type): Simplify register classes into GPR,
409 Vector, and other registers. Altivec and VSX addresses in reload.
410 (rs6000_secondary_reload_inner): Ditto.
411 (rs6000_ira_cover_classes): New target hook, that returns the
412 appropriate cover classes, based on -mvsx being used or not.
413 (rs6000_secondary_reload_class): Add VSX support.
414 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
415 (get_vsel_insn): Ditto.
416 (rs6000_emit_vector_compare): Rewrite vector conditional support
417 so that where we can, we use RTL operators, instead of blindly use
419 (rs6000_emit_vector_select): Ditto.
420 (rs6000_emit_vector_cond_expr): Ditto.
421 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
422 (create_TOC_reference): Add -mdebug=addr support.
423 (emit_frame_save): VSX loads/stores need register indexed addressing.
425 * config/rs6000/rs6000.md: Include vector.md.
427 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
429 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
430 support for V2DI, V2DF in logical, permute, select operations.
432 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
433 switch for vsx/power7.
434 (-mvsx-scalar-memory): Ditto.
435 (-mvsx-align-128): Ditto.
436 (-mallow-movmisalign): Ditto.
437 (-mallow-df-permute): Ditto.
438 (-msched-groups): Ditto.
439 (-malways-hint): Ditto.
440 (-malign-branch-targets): Ditto.
442 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
444 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
445 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
446 (rs6000_vector_reg_class): Delete.
447 (rs6000_vsx_reg_class): Ditto.
448 (enum rs6000_reg_class_enum): New enum for the constraints that
449 vary based on target switches.
450 (rs6000_constraints): New array to hold the register class for all
451 of the register constraints that vary based on the switches used.
452 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
453 (enum rs6000_builtins): Add unsigned varients for the builtin
454 declarations returned by target hooks for expanding multiplies,
455 select, and permute operations. Add VSX builtins.
456 (enum rs6000_builtin_type_index): Add entries for VSX.
457 (V2DI_type_node): Ditto.
458 (V2DF_type_node): Ditto.
459 (unsigned_V2DI_type_node): Ditto.
460 (bool_long_type_node): Ditto.
461 (intDI_type_internal_node): Ditto.
462 (uintDI_type_internal_node): Ditto.
463 (double_type_internal_node): Ditto.
465 * config/rs6000/altivec.md (whole file): Move all expanders to
466 vector.md from altivec.md. Rename insn matching functions to be
468 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
469 (altivec_vcmp*): Ditto.
470 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
471 (VM): New iterator for moves that includes the VSX types.
472 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
473 (altivec_vperm_<mode>_uns): New, for unsigned types.
474 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
475 (altivec_eq<mode>): Ditto.
476 (altivec_gt<mode>): Ditto.
477 (altivec_gtu<mode>): Ditto.
478 (altivec_eqv4sf): Ditto.
479 (altivec_gev4sf): Ditto.
480 (altivec_gtv4sf): Ditto.
481 (altivec_vcmpbfp_p): Ditto.
483 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
485 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
488 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
491 * config/i386/i386.c (output_387_ffreep): Rewrite to use
492 ASM_SHORT instead of .word.
493 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
494 instead of .word in asm template.
496 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
499 * ira-lives.c (bb_has_abnormal_call_pred): New function.
500 (process_bb_node_lives): Use it.
502 * ira.c (setup_cover_and_important_classes): Don't setup
503 ira_important_class_nums. Add cover classes to the end of
505 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
507 (find_reg_class_closure): Use reorder_important_classes.
509 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
511 * config/i386/i386.c (i386_ira_cover_classes): New function.
512 (TARGET_IRA_COVER_CLASSES): Redefine.
514 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
515 importance of order of cover classes in the array.
517 2009-07-22 Diego Novillo <dnovillo@google.com>
519 * tree-pass.h (TDF_EH): Define.
520 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
521 contains TDF_EH, print the EH region number holding GS.
522 * tree-dump.c (dump_options): Add "eh".
523 * doc/invoke.texi: Document it.
525 2009-07-22 Doug Kwan <dougkwan@google.com>
527 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
529 2009-07-22 Michael Matz <matz@suse.de>
531 PR tree-optimization/35229
532 PR tree-optimization/39300
534 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
535 (inhibit_phi_insertion): New function.
536 (insert_into_preds_of_block): Call it for REFERENCEs.
537 (init_pre): Initialize and finalize scalar evolutions.
538 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
540 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
542 * config/i386/predicates.md (zero_extended_scalar_load_operand):
543 Use CONST_VECTOR_NUNITS to determine number of elements.
545 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
547 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
548 (U, W): Constraints are now deprecated and will be removed if we
550 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
552 ("prefetch"): Add the stcmh instruction for prefetching.
553 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
555 (s390_short_displacement): Return always true if compiling for
556 machines not providing the long displacement facility.
557 (s390_mem_constraint): Support the new constraint letter Z.
558 (s390_check_qrst_address): New function.
560 2009-07-21 DJ Delorie <dj@redhat.com>
562 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
565 2009-07-21 Jason Merrill <jason@redhat.com>
567 * c-common.c (max_tinst_depth): Increase default to 1024.
569 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
571 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
572 (vec_unpacku_float_lo_v4si): Ditto.
574 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
577 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
578 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
579 (builtin_description): Add __builtin_ia32_cvtudq2ps.
580 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
582 2009-07-21 Jakub Jelinek <jakub@redhat.com>
584 PR tree-optimization/40813
585 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
588 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
590 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
591 with a NOP_EXPR if needed.
593 2009-07-21 Paul Brook <paul@codesourcery.com>
595 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
596 Terminate debug dump with newline.
598 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
600 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
601 Cast "1" to unsigned HOST_WIDE_INT.
602 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
603 deposit length to the maximum length - lsb. Extend length if
604 HOST_BITS_PER_WIDE_INT is 32.
606 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
608 * cgraph.h (constant_pool_htab): New function.
609 (constant_descriptor_tree): Move from varasm.c.
610 * varasm.c (constant_pool_htab): New function.
611 (constant_descriptor_tree): Move to cgraph.h.
613 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
615 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
617 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
619 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
622 2009-07-20 Xinliang David Li <davidxl@google.com>
624 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
626 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
628 * config/mips/mips.md (move_type): Add arith.
629 (type): Handle arith.
630 (zero_extendsidi2): Rename this into ...
631 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
632 (zero_extendsidi2): New expander.
633 (*zero_extendsidi2_dext): New pattern.
635 2009-07-20 Nick Clifton <nickc@redhat.com>
637 * config.gcc (mips64-*-*): Add definition of tm_defines in order
638 to set MIPS_ABI_DEFAULT.
639 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
641 2009-07-20 Jakub Jelinek <jakub@redhat.com>
643 * tree-object-size.c (addr_object_size): Handle unions with
644 array in it as last field of structs in __bos (, 1) as __bos (, 0).
646 PR tree-optimization/40792
647 * tree.c (build_function_type_skip_args): Remove bogus assert.
649 2009-07-20 Jan Hubicka <jh@suse.cz>
650 Martin Jambor <mjambor@suse.cz>
652 * cgraph.h (combined_args_to_skip): New field.
653 * cgraph.c (cgraph_create_virtual_clone): Properly handle
654 combined_args_to_skip and args_to_skip.
655 * tree-inline.c (update_clone_info): New function.
656 (tree_function_versioning): Call update_clone_info.
657 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
659 (cgraph_materialize_all_clones): More extensive dumping, working
660 with combined_args_to_skip rather than args_to_skip.
662 2009-07-20 Ira Rosen <irar@il.ibm.com>
664 * tree-vectorizer.h (vectorizable_condition): Add parameters.
665 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
666 (get_initial_def_for_reduction): Likewise.
667 (vectorizable_reduction): Skip the check of first operand in case
668 of COND_EXPR. Add check that it is outer loop vectorization if
669 nested cycle was detected. Call vectorizable_condition() for
670 COND_EXPR. If reduction epilogue cannot be created do not fail for
671 nested cycles (if it is not double reduction). Assert that there
672 is only one type in the loop in case of COND_EXPR. Call
673 vectorizable_condition() to vectorize COND_EXPR.
674 * tree-vect-stmts.c (vectorizable_condition): Update comment.
675 Add parameters. Allow nested cycles if called from
676 vectorizable_reduction(). Use reduction vector variable if provided.
677 (vect_analyze_stmt): Call vectorizable_reduction() before
678 vectorizable_condition().
679 (vect_transform_stmt): Update call to vectorizable_condition().
681 2009-07-20 Christian Bruel <christian.bruel@st.com>
683 * config/sh/sh.opt (-mfmovd): Resurrect and document.
684 * doc/invoke.texi (-mfmovd): Likewise.
685 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
687 2009-07-20 Jan Hubicka <jh@suse.cz>
689 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
690 when handling SSA name.
692 2009-07-19 Jan Hubicka <jh@suse.cz>
694 PR tree-optimization/40676
695 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
696 virtual PHIs in empty BBs.
698 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
700 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
701 re-expanded the compound use gen_lowpart instead to convert to the
704 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
706 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
707 OUTER_CONST arguments.
708 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
709 the new wider mode will be masked off.
710 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
712 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
714 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
715 high-order bits are zero.
717 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
719 * combine.c (simplify_shift_const_1): Split code to determine
721 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
722 new bits shifted in are identical to the old sign bit.
724 2009-07-18 Richard Guenther <rguenther@suse.de>
727 * gimplify.c (gimplify_call_expr): Reject code using results from
728 functions returning void.
730 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
732 * doc/md.texi: Document the new PowerPC "es" constraint.
733 Document that "m" can include automodified addresses on this target,
734 and explain how %U must be used. Extend the "Q" and "Z" documentation
735 to suggest "es" as well as "m".
736 * config/rs6000/constraints.md (es): New memory constraint.
737 (Q, Z): Update strings to match new documentation.
739 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
741 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
742 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
743 * config/rs6000/predicates.md (volatile_mem_operand): Use
744 offsettable_nonstrict_memref_p.
745 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
746 (*floatunssidf2_internal): Likewise.
747 (*fix_truncdfsi2_internal): Likewise.
748 (*fix_trunctfsi2_internal): Likewise.
750 2009-07-17 Anatoly Sokolov <aesok@post.ru>
752 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
754 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
756 2009-07-17 Richard Guenther <rguenther@suse.de>
759 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
760 (pass_warn_unused_result): Likewise.
761 (TODO_set_props): Remove.
762 * omp-low.c (diagnose_omp_structured_block_errors): Change to
764 (pass_diagnose_omp_blocks): Define.
765 * c-decl.c (pop_file_scope): Do not finalize the CU here.
766 (c_gimple_diagnostics_recursively): Remove.
767 (finish_function): Do not call it.
768 (c_write_global_declarations): Continue after errors.
769 Finalize the CU here.
770 * c-gimplify.c (c_genericize): Do not gimplify here.
771 * c-common.c (c_warn_unused_result): Move ...
772 * tree-cfg.c (do_warn_unused_result): ... here.
773 (run_warn_unused_result): New function.
774 (gate_warn_unused_result): New function.
775 (pass_warn_unused_result): New pass.
776 * c-common.h (c_warn_unused_result): Remove.
777 * flags.h (flag_warn_unused_result): Declare.
778 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
779 * opts.c (flag_warn_unused_result): Initialize to false.
780 * toplev.c (compile_file): Add comment.
781 * omp-low.c (create_omp_child_function): Do not register
782 the function with the frontend.
783 (diagnose_omp_structured_block_errors): Prepare to be
784 called as optimization pass.
785 (gate_diagnose_omp_blocks): New function.
786 (pass_diagnose_omp_blocks): New pass.
787 * cgraph.h (cgraph_optimize): Remove.
788 (cgraph_analyze_function): Likewise.
789 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
790 * cgraphunit.c (cgraph_lower_function): Lower nested functions
791 before their parents here.
792 (cgraph_finalize_function): Not here.
793 (cgraph_analyze_function): Gimplify functions here.
794 (cgraph_finalize_compilation_unit): Continue after errors.
795 Optimize the callgraph from here.
796 (cgraph_optimize): Make static.
797 * langhooks.c (write_global_declarations): Finalize the CU.
798 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
799 (gimplify_function_tree): Assert we gimplify only once.
800 Set PROP_gimple_any property.
801 * tree-nested.c (gimplify_all_functions): New function.
802 (lower_nested_functions): Gimplify all nested functions.
803 * gimple.h (diagnose_omp_structured_block_errors): Remove.
804 * passes.c (init_optimization_passes): Add pass_warn_unused_result
805 and pass_diagnose_omp_blocks after gimplification. Do not
806 set TODO_set_props on all_lowering_passes.
807 (execute_one_pass): Do not handle TODO_set_props.
808 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
809 (gimplify.o): Add tree-pass.h dependency.
810 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
811 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
812 (unsave_r): Likewise.
813 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
816 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
818 * doc/service.texi (Service): Restore previously removed link,
819 which isn't broken after all.
821 2009-07-17 Richard Guenther <rguenther@suse.de>
823 PR tree-optimization/40321
824 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
825 PHI nodes to the maximal set.
826 (make_values_for_phi): Add PHI arguments to the maximal set.
827 (execute_pre): Dump PHI_GEN and the maximal set.
829 2009-07-17 Jakub Jelinek <jakub@redhat.com>
832 * gimplify.c (gimplify_conversion): Don't change non-conversions into
835 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
837 * doc/extend.texi (Nested Functions): Replace broken link with
839 * doc/service.texi (Service): Remove broken link.
841 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
844 * builtins.c (expand_builtin_memcmp): Use loc instead of
846 (expand_builtin_strncmp): Likewise.
848 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
849 Manuel López-Ibáñez <manu@gcc.gnu.org>
852 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
853 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
854 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
855 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
856 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
857 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
858 tree-inline.c, c-common.c, c-common.h, gimple.c,
859 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
860 convert.c: Add location argument to fold_{unary,binary,ternary},
861 fold_build[123], build_call_expr, build_size_arg,
862 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
863 fold_build1_initializer, fold_build2_initializer,
864 fold_build3_initializer, fold_build_call_array,
865 fold_build_call_array_initializer, fold_single_bit_test,
866 omit_one_operand, omit_two_operands, invert_truthvalue,
867 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
868 combine_comparisons, fold_builtin_*, fold_call_expr,
869 build_range_check, maybe_fold_offset_to_address, round_up,
872 2009-07-16 Jason Merrill <jason@redhat.com>
875 * c-common.c (c_common_reswords): Add __is_standard_layout
877 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
878 * doc/implement-cxx.texi: New.
879 * doc/gcc.texi: Include it.
881 2009-07-16 DJ Delorie <dj@redhat.com>
883 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
884 compares that may be indirectly affected by previous instructions.
886 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
888 * builtins.c (do_mpc_arg2): New.
889 (fold_builtin_2): Fold builtin cpow.
890 * real.h (HAVE_mpc_pow): New.
892 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
894 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
895 comparison to skip unprofitable schedule
897 2009-07-16 Simon Baldwin <simonb@google.com>
899 * gcc.c (option_map): New flag -no-canonical-prefixes.
900 * (display_help): Print help text for new flag.
901 * (process_command): Move options translation and language specifics
902 and handle new flag early. Use it to set a function pointer to a
903 prefix builder. Replace make_relative_prefix calls with calls to
904 the function pointed to. Ignore new flag in regular options handling.
905 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
907 2009-07-15 DJ Delorie <dj@redhat.com>
909 * config/mep/mep.md (sibcall_internal): Change register to avoid
911 (sibcall_value_internal): Likewise.
913 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
915 PR rtl-optimization/40710
916 * resource.c (mark_target_live_regs): Reset DF problem to LR.
918 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
920 * config/mips/mips.md (*extenddi_truncate<mode>,
921 *extendsi_truncate<mode>): Change type attribute to move_type
922 with shift_shift. Split out code handling exts from here ...
923 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
925 (*extendhi_truncateqi): Change type attribute to move_type with
926 shift_shift. Split out code handling exts from here ...
927 (*extendhi_truncateqi_exts): ... to this new pattern.
929 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
931 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
932 instead of "and" with inverted sign bit mask value. Use
933 "nonimmediate_operand" for operand 1 and operand 2 predicate.
934 Allocate registers only for operand 4 and operand 5.
936 2009-07-15 Jakub Jelinek <jakub@redhat.com>
939 * fold-const.c (fold_cond_expr_with_comparison): When folding
940 < and <= to MIN, make sure the MIN uses the same type as the
941 comparison's operands.
943 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
945 * arm.md (ior_xor): New code iterator.
946 (split for ior/xor with shift and zero-extend): New split pattern.
947 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
949 2009-07-15 Richard Guenther <rguenther@suse.de>
951 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
954 2009-07-15 Richard Guenther <rguenther@suse.de>
957 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
959 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
961 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
962 handle 2.6.30 kernel.
964 2009-07-15 DJ Delorie <dj@redhat.com>
966 * config/mep/mep.md (sibcall_internal): Change register to allow
967 for 24-bit addresses.
968 (sibcall_value_internal): Likewise.
970 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
972 * doc/invoke.texi: Added descriptions of the scheduling heuristics
973 that are enabled/disabled by the flags introduced by a previous patch.
975 2009-07-14 DJ Delorie <dj@redhat.com>
977 * config/mep/mep.md (sibcall_internal): Include non-toggling
979 (sibcall_value_internal): Likewise.
981 2009-07-14 Taras Glek <tglek@mozilla.com>
982 Rafael Espindola <espindola@google.com>
984 * doc/sourcebuild.texi: Document install-plugin target.
985 * configure.ac: Added install-plugin target to language makefiles.
986 * configure: Regenerate.
987 * Makefile.in: (install-plugin): Install more headers,
988 depend on lang.install-plugin.
990 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
992 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
995 2009-07-14 DJ Delorie <dj@redhat.com>
997 * config/mep/mep.c (mep_vliw_jmp_match): New function.
998 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
999 * config/mep/mep.md (sibcall_internal): Change test from
1000 mep_vliw_mode_match to mep_vliw_jmp_match.
1001 (sibcall_value_internal): Likewise.
1003 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
1005 * config/i386/sse.md (copysign<mode>3): New expander.
1006 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
1007 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
1008 Use ix86_build_const_vector.
1009 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
1010 IX86_BUILTIN_CPYSGNPD.
1011 (builtin_description): Add __builtin_ia32_copysignps and
1012 __builtin_ia32_copysignpd.
1013 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
1014 and BUILT_IN_COPYSIGNF.
1016 2009-07-13 Jason Merrill <jason@redhat.com>
1018 * builtins.c (can_trust_pointer_alignment): New fn.
1019 (get_pointer_alignment): Factor it out from here.
1020 * tree.h: Declare it.
1022 2009-07-14 David Edelsohn <edelsohn@gnu.org>
1024 * config/rs6000/predicates.md (offsettable_mem_operand): Test
1027 2009-07-14 Dodji Seketeli <dodji@redhat.com>
1031 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
1033 2009-07-14 Richard Guenther <rguenther@suse.de>
1034 Andrey Belevantsev <abel@ispras.ru>
1037 * cfgexpand.c (partition_stack_vars): Do not bother to update
1038 alias information when not optimizing.
1040 2009-07-14 Richard Guenther <rguenther@suse.de>
1041 Andrey Belevantsev <abel@ispras.ru>
1043 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
1044 (pt_solution_set): Likewise.
1045 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
1046 * tree-ssa-structalias.c (pt_solution_set): New function.
1047 * final.c (rest_of_clean_state): Free SSA data structures.
1048 * print-rtl.c (print_decl_name): Remove.
1049 (print_mem_expr): Implement in terms of print_generic_expr.
1050 * alias.c (ao_ref_from_mem): New function.
1051 (rtx_refs_may_alias_p): Likewise.
1052 (true_dependence): Query alias-export info.
1053 (canon_true_dependence): Likewise.
1054 (write_dependence_p): Likewise.
1055 * tree-dfa.c (get_ref_base_and_extent): For void types leave
1057 * emit-rtl.c (component_ref_for_mem_expr): Remove.
1058 (mem_expr_equal_p): Use operand_equal_p.
1059 (set_mem_attributes_minus_bitpos): Do not use
1060 component_ref_for_mem_expr.
1061 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
1062 (update_alias_info_with_stack_vars): Likewise.
1063 (partition_stack_vars): Call update_alias_info_with_stack_vars.
1064 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
1065 explicitly nor clear stmt operands.
1066 Free the decl-to-pointer map.
1067 * tree-optimize.c (execute_free_datastructures): Do not free
1068 SSA data structures here.
1069 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
1070 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
1071 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
1073 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
1075 2009-07-13 DJ Delorie <dj@redhat.com>
1077 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
1078 unrolling at the right iteration count.
1080 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
1083 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
1085 * haifa-sched.c (rank_for_schedule): Introduced flags to
1086 enable/disable individual scheduling heuristics.
1087 * common.opt: Introduced flags to enable/disable individual
1088 heuristics in the scheduler.
1089 * doc/invoke.texi: Introduced flags to enable/disable individual
1090 heuristics in the scheduler.
1092 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
1094 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
1095 config/i386/mingw-tls.c.
1096 * config/i386/mingw-tls.c: Removed.
1098 2009-07-13 Ira Rosen <irar@il.ibm.com>
1100 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
1101 checks access only relevant statements.
1102 (vectorizable_reduction): Likewise.
1104 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
1106 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
1107 just for 32-bit case.
1109 2009-07-12 Jan Hubicka <jh@suse.cz>
1111 PR tree-optimization/40585
1112 * except.c (expand_resx_expr): When there already is resume
1113 instruction, produce linked list.
1114 (build_post_landing_pads): Assert that resume is empty.
1115 (connect_post_landing_pads): Handle resume lists.
1116 (dump_eh_tree): Dump resume list.
1118 2009-07-12 Ira Rosen <irar@il.ibm.com>
1120 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
1121 with additional argument.
1122 * tree-vectorizer.h (enum vect_def_type): Add
1123 vect_double_reduction_def.
1124 (vect_is_simple_reduction): Add argument.
1125 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
1127 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
1128 vect_is_simple_reduction with additional argument.
1129 (vect_analyze_loop_operations): Handle exit phi nodes in case of
1131 (reduction_code_for_scalar_code): Handle additional codes by
1132 returning ERROR_MARK for them. Fix comment and indentation.
1133 (vect_is_simple_reduction): Fix comment, add argument to specify
1134 double reduction. Detect double reduction.
1135 (get_initial_def_for_induction): Fix indentation.
1136 (get_initial_def_for_reduction): Fix comment and indentation.
1137 Handle double reduction. Create initial definitions that do not
1138 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
1139 (vect_create_epilog_for_reduction): Fix comment, add argument to
1140 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
1141 epilogue result extraction. Create double reduction phi node and
1142 replace relevant uses.
1143 (vectorizable_reduction): Call vect_is_simple_reduction with
1144 additional argument. Fix indentation. Update epilogue code treatment
1145 according to the changes in reduction_code_for_scalar_code. Check
1146 for double reduction. Call vect_create_epilog_for_reduction with
1147 additional argument.
1148 * tree-vect-stmts.c (process_use): Handle double reduction, update
1150 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
1151 (vect_get_vec_def_for_operand): Likewise.
1153 2009-07-12 Danny Smith <dansmister@gmail.com>
1155 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
1156 dllexport if !TREE_PUBLIC.
1157 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
1159 2009-07-11 Anatoly Sokolov <aesok@post.ru>
1161 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
1162 (avr_extra_arch_macro) Remove declatation.
1163 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
1164 (avr_extra_arch_macro) Declare as static.
1165 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
1167 2009-07-11 Jan Hubicka <jh@suse.cz>
1170 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
1172 2009-07-11 Jakub Jelinek <jakub@redhat.com>
1175 * dwarf2out.c (dw_fde_struct): Add in_std_section and
1176 cold_in_std_section bits.
1177 (dwarf2out_begin_prologue): Initialize them.
1178 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
1179 if already covered by text_section or cold_text_section range.
1181 PR rtl-optimization/40667
1182 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
1183 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
1184 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
1185 * config/i386/i386.c (ix86_minimum_alignment): New function.
1186 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
1187 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
1188 * emit-rtl.c (gen_reg_rtx): Likewise.
1189 * function.c (assign_parms): Likewise. If nominal_type needs
1190 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
1191 rather than passed_type's alignment.
1194 * function.c (assign_parm_setup_stack): Adjust
1195 MEM_OFFSET (data->stack_parm) if promoted_mode is different
1196 from nominal_mode on big endian.
1198 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
1200 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
1202 2009-07-10 DJ Delorie <dj@redhat.com>
1204 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
1206 2009-07-10 Mark Mitchell <mark@codesourcery.com>
1208 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
1210 (thumb2_cbnz): Likewise.
1212 2009-07-10 David Daney <ddaney@caviumnetworks.com>
1215 * config.gcc (supported_defaults): Add synci.
1216 (with_synci): Add validation.
1217 (all_defaults): Add synci.
1218 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
1221 * config/mips/mips.opt (msynci): New option.
1222 * config/mips/mips.c (mips_override_options): Warn on use of
1223 -msynci for targets that do now support it.
1224 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
1226 * gcc/doc/invoke.texi (-msynci): Document the new option.
1227 * doc/install.texi (--with-synci): Document the new option.
1229 2009-07-10 Richard Guenther <rguenther@suse.de>
1231 PR tree-optimization/40496
1232 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
1233 the PHI result with a compatible type.
1235 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
1239 * c.opt (Wunused-result): New.
1240 * doc/invoke.texi: Document it.
1241 * c-common.c (c_warn_unused_result): Use it.
1243 2009-07-09 DJ Delorie <dj@redhat.com>
1245 * targhooks.c (default_target_can_inline_p): Rename from
1246 default_target_option_can_inline_p.
1247 * targhooks.h (default_target_can_inline_p): Likewise.
1248 * target-def.h (TARGET_CAN_INLINE_P): Rename from
1249 TARGET_OPTION_CAN_INLINE_P.
1250 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
1251 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
1252 (mep_target_can_inline_p): Rename from
1253 mep_target_option_can_inline_p.
1256 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
1257 registers used to pass vectors.
1259 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
1261 2009-07-09 Tom Tromey <tromey@redhat.com>
1263 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
1264 * config/mmix/mmix.c: Include dwarf2.h.
1265 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
1266 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
1267 * config/sh/sh.c: Include dwarf2.h.
1268 * config/i386/i386.c: Include dwarf2.h.
1269 * Makefile.in (DWARF2_H): Remove 'elf'.
1270 * except.c: Include dwarf2.h.
1271 * unwind-dw2.c: Include dwarf2.h.
1272 * dwarf2out.c: Include dwarf2.h.
1273 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
1274 * unwind-dw2-fde.c: Include dwarf2.h.
1275 * dwarf2asm.c: Include dwarf2.h.
1277 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1279 * haifa-sched.c (insn_finishes_cycle_p): New static function.
1280 (max_issue): Use it.
1281 * sched-int.h (struct sched_info: insn_finishes_block_p): New
1283 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
1284 (region_sched_info): Update.
1285 * sched-ebb.c (ebb_sched_info): Update.
1286 * modulo-sched.c (sms_sched_info): Update.
1287 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
1289 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1291 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
1293 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
1295 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
1297 2009-07-09 Jakub Jelinek <jakub@redhat.com>
1300 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
1301 arg1 with arg01 if arg1 is already INTEGER_CST.
1303 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1305 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
1306 Transform (and (truncate)) into (truncate (and)).
1308 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1310 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
1311 creating LHS paradoxical subregs. Fix surrounding returns to
1312 use NULL_RTX rather than 0.
1314 2009-07-08 DJ Delorie <dj@redhat.com>
1316 * config/mep/mep.c: (mep_option_can_inline_p): New.
1317 (TARGET_OPTION_CAN_INLINE_P): Define.
1319 2009-07-08 Mark Wielaard <mjw@redhat.com>
1322 * dwarf2out.c (add_data_member_location_attribute): When we have
1323 only a constant offset don't emit a new location description using
1324 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
1327 2009-07-08 Richard Henderson <rth@redhat.com>
1330 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
1331 (enum reg_class): Add CLOBBERED_REGS.
1332 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
1333 * config/i386/i386.c (ix86_conditional_register_usage): Moved
1334 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
1335 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
1336 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
1337 force 64-bit sibcalls into R11.
1338 * config/i386/constraints.md (U): New constraint.
1339 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
1340 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
1341 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
1343 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
1345 * basic-block.h (dump_regset, debug_regset): Remove duplicate
1347 * c-objc-common.h (c_initialize_diagnostics): Ditto.
1348 * ebitmap.h (dump_ebitmap): Ditto.
1349 * optabs.h (optab_libfunc): Ditto.
1350 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
1351 * tree-flow.h (vect_can_force_dr_alignment_p,
1352 get_vectype_for_scalar_type): Ditto.
1353 (vectorize_loops): Move prototype to ...
1354 * tree-vectorizer.h: ... here. Also, adjust comment.
1355 (vect_set_verbosity_level): Remove duplicate prototype.
1356 * tree-ssa-loop.c: Include tree-vectorizer.h.
1357 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
1359 2009-07-08 Nick Clifton <nickc@redhat.com>
1361 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
1364 2009-07-08 DJ Delorie <dj@redhat.com>
1366 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
1367 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
1368 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
1370 * config/mep/intrinsics.md: Regenerated.
1371 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
1372 registers when asm() or calls are detected.
1374 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1377 * gimplify.c (gimplify_expr): Propagate no_warning flag when
1379 * gimple (gimple_build_call_from_tree): Likewise.
1380 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
1381 no_warning flag before warning.
1383 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1385 * tree.c (set_expr_locus): Remove.
1386 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
1387 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
1389 * gimplify.c (internal_get_tmp_var): Likewise.
1390 (gimplify_call_expr): Likewise.
1391 (gimplify_one_sizepos): Likewise.
1393 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
1396 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
1397 to variables for debugging purposes.
1399 2009-06-23 Mark Loeser <mark@halcy0n.com>
1402 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
1404 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1406 * pretty-print.c (pp_base_format): Remove %J.
1407 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1408 gcc_cxxdiag_char_table): Likewise.
1409 (init_dynamic_diag_info): Likewise.
1411 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1413 * pretty-print.c (pp_base_format): Remove %H.
1414 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1415 gcc_cxxdiag_char_table): Likewise.
1416 (init_dynamic_diag_info): Likewise.
1417 * config/mep/mep.c (mep_select_section): Likewise.
1419 2009-07-07 Duncan Sands <baldrick@free.fr>
1421 * final.c (pass_clean_state): Give the pass a name.
1422 * passes.c (pass_rest_of_compilation): Likewise.
1423 * tree-optimize.c (pass_all_optimizations): Likewise.
1425 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
1427 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
1428 an extra 'decl' for error_at.
1430 2009-07-07 Jakub Jelinek <jakub@redhat.com>
1433 * tree-tailcall.c (adjust_return_value_with_ops,
1434 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
1435 if it has complex or vector type.
1437 2009-07-07 Olivier Hainque <hainque@adacore.com>
1439 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
1442 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
1444 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
1446 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1448 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
1449 * c-decl.c: Likewise.
1450 * function.c: Likewise.
1451 * varasm.c: Likewise.
1452 * tree-ssa.c: Likewise.
1453 * c-common.c: Likewise.
1454 * tree-cfg.c: Likewise.
1455 * config/spu/spu.c: Likewise.
1456 * config/ia64/ia64.c: Likewise.
1457 * config/v850/v850.c: Likewise.
1459 2009-07-06 DJ Delorie <dj@redhat.com>
1461 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
1462 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
1463 unspecified accesses to control registers.
1464 * config/mep/intrinsics.md: Regenerate.
1465 * config/mep/intrinsics.h: Regenerate.
1466 * config/mep/mep-intrin.h: Regenerate.
1468 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1470 * c-lex.c: Replace %H by an explicit location. Update all calls.
1471 * c-common.c: Likewise.
1472 * c-decl.c: Likewise.
1473 * c-typeck.c: Likewise.
1474 * fold-const.c: Likewise.
1475 * gimplify.c: Likewise.
1477 * tree-cfg.c: Likewise.
1478 * tree-ssa-loop-niter.c: Likewise.
1479 * tree-vrp.c: Likewise.
1480 * value-prof.c: Likewise.
1482 2009-07-06 Diego Novillo <dnovillo@google.com>
1484 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
1485 if it has one. Handle cases where VAR does not have an
1486 annotation or cfun is NULL.
1488 2009-07-06 Diego Novillo <dnovillo@google.com>
1490 * tree.c: Include debug.h.
1491 (initialize_tree_contains_struct): New.
1492 (init_ttree): Call it.
1493 (tree_node_structure_for_code): Factor out of ...
1494 (tree_node_structure): ... here.
1495 * treestruct.def (TS_PHI_NODE): Remove.
1496 (TS_GIMPLE_STATEMENT): Remove.
1498 2009-07-06 Diego Novillo <dnovillo@google.com>
1500 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
1501 (debug_tree_chain): Handle cycles.
1503 2009-07-06 Nick Clifton <nickc@redhat.com>
1504 DJ Delorie <dj@redhat.com>
1506 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1507 __FMOVD_ENABLED__ is defined.
1509 (TARGET_FMOVD): Provide a default definition.
1510 (MASK_FMOVD): Likewise.
1511 (TARGET_CPU_CPP_BUILTINS): Define
1512 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1513 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1514 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
1515 (split for DF load from memory into register): Also handle
1516 MEMs which consist of REG+DISP addressing.
1517 (split for DF store from register to memory): Likewise.
1518 (movsf_ie): Always use single fp_mode.
1519 * config/sh/sh.c (sh_override_options): Do not automatically
1520 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1521 that to the -mfmovd command line switch.
1522 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
1523 (fldi_ok): Always allow.
1524 * config/sh/sh.opt (mfmovd): Remove this switch.
1525 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1527 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
1528 Kaz Kojima <kkojima@gcc.gnu.org>
1530 PR rtl-optimization/30807
1531 * postreload.c (reload_combine): For every new use of REG_SUM,
1532 record the use of BASE.
1534 2009-07-06 Jan Hubicka <jh@suse.cz>
1536 * params.def: Revert my accidental commit at 2009-06-30.
1538 2009-07-04 Ian Lance Taylor <iant@google.com>
1541 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
1543 (mingw_format_attribute_overrides): Likewise.
1545 2009-07-04 Jakub Jelinek <jakub@redhat.com>
1548 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
1549 don't check cfa.reg. Instead of cfa.indirect use
1550 fde && fde->drap_reg != INVALID_REGNUM test.
1552 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
1554 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
1556 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
1559 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
1561 2009-07-03 Richard Guenther <rguenther@suse.de>
1563 PR tree-optimization/40640
1564 * tree-switch-conversion.c (build_arrays): Perform arithmetic
1567 2009-07-03 Jan Hubicka <jh@suse.cz>
1569 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
1570 for size, reduce amount of inlining.
1572 2009-07-03 Richard Guenther <rguenther@suse.de>
1575 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
1576 if t +- x is known to not overflow and the conversion widens the
1578 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
1580 2009-07-03 Jan Hubicka <jh@suse.cz>
1582 * ipa-pure-const.c (analyze): Update loop optimizer init.
1583 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
1584 try_remove_empty_loop, remove_empty_loops): Remove.
1585 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
1586 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
1587 to mark regular loops as neccesary.
1588 (degenerate_phi_p): New function.
1589 (propagate_necessity, remove_dead_phis): Use it.
1590 (forward_edge_to_pdom): Likewise.
1591 (eliminate_unnecessary_stmts): Take care to remove uses of results of
1592 virtual PHI nodes that became unreachable.
1593 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
1594 * tree-flow.h (remove_empty_loops): Remove.
1595 * passes.c (init_optimization_passes): Remove.
1597 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
1599 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
1600 can_create_pseudo_p.
1601 (*fix_trunc<mode>_i387_1): Ditto.
1602 (*floathi<mode>2_1): Ditto.
1603 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
1604 (*fistdi2_1): Ditto.
1605 (*fist<mode>2_1): Ditto.
1606 (frndintxf2_floor): Ditto.
1607 (*fist<mode>2_floor_1): Ditto.
1608 (frndintxf2_ceil): Ditto.
1609 (*fist<mode>2_ceil_1): Ditto.
1610 (frndintxf2_trunc): Ditto.
1611 (frndintxf2_mask_pm): Ditto.
1612 (fxam<mode>2_i387_with_temp): Ditto.
1613 * config/i386/sse.md (mulv16qi3): Ditto.
1614 (*sse2_mulv4si3): Ditto.
1616 (sse4_2_pcmpestr): Ditto.
1617 (sse4_2_pcmpistr): Ditto.
1619 2009-07-03 Jan Hubicka <jh@suse.cz>
1621 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
1622 (mark_stmt_necessary): Set it.
1623 (mark_operand_necessary): Set it.
1624 (mark_control_dependent_edges_necessary): Set it.
1625 (mark_virtual_phi_result_for_renaming): New function.
1626 (get_live_post_dom): New function.
1627 (forward_edge_to_pdom): New function.
1628 (remove_dead_stmt): Fix handling of control dependences.
1629 (tree_dce_init): Init new bitmap.
1630 (tree_dce_done): Free it.
1632 2009-07-02 Richard Guenther <rguenther@suse.de>
1635 * tree-ssa-structalias.c (new_var_info): Initialize
1638 2009-07-02 Jan Hubicka <jh@suse.cz>
1640 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
1643 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
1645 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
1646 instead of recomputing it. Adjust calls.
1647 (emit_store_flag): Adjust recursive calls.
1649 2009-07-02 Richard Guenther <rguenther@suse.de>
1651 * tree-ssa-live.c (remove_unused_locals): Do not remove
1653 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
1654 of DECL_EXTERNAL for HEAP variables.
1655 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
1656 HEAP variables. Do not adjust RESTRICT vars.
1657 (find_what_var_points_to): Nobody cares if something
1660 2009-07-02 Ben Elliston <bje@au.ibm.com>
1662 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
1663 pc_low and pc_high declarations to the top of the function.
1665 2009-07-01 DJ Delorie <dj@redhat.com>
1667 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
1669 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
1670 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
1671 unspecified accesses to control registers.
1672 * config/mep/intrinsics.md: Regenerate.
1673 * config/mep/intrinsics.h: Regenerate.
1674 * config/mep/mep-intrin.h: Regenerate.
1676 2009-07-01 Anthony Green <green@moxielogic.com>
1678 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1679 instruction when possible.
1680 (moxie_expand_prologue): Ditto. Also, save an instruction and
1681 some complexity by popping off of $r12 instead of $sp.
1682 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
1685 2009-07-01 Richard Henderson <rth@redhat.com>
1688 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
1689 contained no insns, reposition note before last insn.
1691 2009-07-01 Richard Henderson <rth@redhat.com>
1694 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
1695 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
1697 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1700 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
1701 darwin9 for printing reg addresses with %y.
1703 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1705 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
1706 truncation from operands in binary operations.
1708 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1711 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
1712 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
1713 subreg of op0 to the original op0.
1715 * expmed.c (store_bit_field_1): Use a temporary as the destination
1716 instead of a paradoxical subreg when we need to truncate the result.
1718 2009-07-01 DJ Delorie <dj@redhat.com>
1720 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
1721 names to VLIW variants.
1722 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
1723 * config/mep/intrinsics.md: Regenerate.
1724 * config/mep/intrinsics.h: Regenerate.
1725 * config/mep/mep-intrin.h: Regenerate.
1727 2009-07-01 Jakub Jelinek <jakub@redhat.com>
1730 * jump.c (returnjump_p): Revert last patch.
1731 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
1733 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1736 * pa.md (casesi32p): Use jump table label to determine the offset
1738 (casesi64p): Likewise.
1740 * pa.c (forward_branch_p): Return bool type. Use instruction
1741 addresses when available. Assert that INSN has a jump label.
1742 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
1745 2009-07-01 Richard Guenther <rguenther@suse.de>
1747 PR tree-optimization/19831
1748 * tree-ssa-dce.c (propagate_necessity): Calls to functions
1749 that only act as barriers do not make any previous stores necessary.
1750 * tree-ssa-structalias.c (handle_lhs_call): Delay making
1751 HEAP variables global, do not add a constraint from nonlocal.
1752 (find_func_aliases): Handle escapes through return statements.
1753 (compute_points_to_sets): Make escaped HEAP variables global.
1755 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1758 * expmed.c (emit_store_flag): Perform a conversion if necessary,
1759 after reducing a DImode cstore to SImode.
1761 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1763 * expr.c (expand_expr_real_1): Reinstate fallthrough to
1764 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
1766 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
1768 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
1769 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
1771 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
1772 and umod_optab if TARGET_BSD_DIVMOD.
1773 * config/vax/lib1funcs.asm: New file.
1774 * config/vax/t-linux: New file.
1775 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
1777 2009-06-30 Jakub Jelinek <jakub@redhat.com>
1780 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
1781 to type arguments that have void type.
1784 * dwarf2out.c (gen_formal_parameter_die): Call
1785 equate_decl_number_to_die if node is different from origin.
1787 2009-06-30 Anthony Green <green@moxielogic.com>
1789 Clean up moxie port for --enable-build-with-cxx.
1790 * config/moxie/moxie.c (moxie_function_value): First two
1791 parameters are const_tree, not tree.
1792 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
1793 (REG_CLASS_NAMES): Ditto.
1794 (REGNO_REG_CLASS): Ditto.
1795 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
1796 (moxie_function_value): Fix constyness of arguments.
1798 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
1800 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
1801 finalize_size_functions before further processing.
1802 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
1803 (variable_size): Call self_referential_size on size expressions
1804 that contain a PLACEHOLDER_EXPR.
1805 (size_functions): New static variable.
1806 (copy_self_referential_tree_r): New static function.
1807 (self_referential_size): Likewise.
1808 (finalize_size_functions): New global function.
1809 * tree.c: Include tree-inline.h.
1810 (push_without_duplicates): New static function.
1811 (find_placeholder_in_expr): New global function.
1812 (substitute_in_expr) <tcc_declaration>: Return the replacement object
1814 <tcc_expression>: Likewise.
1815 <tcc_vl_exp>: If the replacement object is a constant, try to inline
1816 the call in the expression.
1817 * tree.h (finalize_size_functions): Declare.
1818 (find_placeholder_in_expr): Likewise.
1819 (FIND_PLACEHOLDER_IN_EXPR): New macro.
1820 (substitute_placeholder_in_expr): Update comment.
1821 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
1823 (copy_tree_body_r): Likewise.
1824 (copy_tree_body): New static function.
1825 (maybe_inline_call_in_expr): New global function.
1826 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
1827 (maybe_inline_call_in_expr): Declare.
1828 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
1829 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
1832 2009-06-30 Richard Guenther <rguenther@suse.de>
1834 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
1836 (propagate_necessity): Do not mark reaching defs of stores
1839 2009-06-30 Jan Hubicka <jh@suse.cz>
1841 * cfgloopanal.c (check_irred): Move into ...
1842 (mark_irreducible_loops): ... here; return true if ireducible
1844 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
1845 (analyze_function): Try to prove loop finiteness.
1846 * cfgloop.h (mark_irreducible_loops): Update prototype.
1847 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
1849 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
1851 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
1853 2009-06-30 Ira Rosen <irar@il.ibm.com>
1855 PR tree-optimization/40542
1856 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
1859 2009-06-30 Martin Jambor <mjambor@suse.cz>
1861 PR tree-optimization/40582
1862 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
1863 than useless_type_conversion_p.
1864 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
1867 2009-06-30 Martin Jambor <mjambor@suse.cz>
1870 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
1872 2009-06-30 Richard Guenther <rguenther@suse.de>
1874 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
1875 use ao_ref references.
1876 (walk_aliased_vdefs): Likewise.
1877 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
1878 * tree-ssa-dce.c (struct ref_data): Remove.
1879 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
1880 (mark_aliased_reaching_defs_necessary): Adjust.
1881 (mark_all_reaching_defs_necessary_1): Likewise.
1883 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
1886 * expmed.c (emit_cstore): New name of emit_store_flag_1.
1887 (emit_store_flag_1): Extract from emit_store_flag, adjust
1888 calls to (what now is) emit_cstore.
1889 (emit_store_flag): Call emit_store_flag_1 and also use it
1890 for what used to be recursive calls.
1892 2009-06-30 Wei Guozhi <carrot@google.com>
1895 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
1896 if the target bb post dominates from bb.
1897 * config/i386/i386.c (memory_address_length): Check existence of base
1898 register before using it.
1900 2009-06-30 Nick Clifton <nickc@redhat.com>
1901 DJ Delorie <dj@redhat.com>
1903 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1904 __FMOVD_ENABLED__ is defined.
1906 (TARGET_FMOVD): Provide a default definition.
1907 (MASK_FMOVD): Likewise.
1908 (TARGET_CPU_CPP_BUILTINS): Define
1909 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1910 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1911 two fmov instructions depending upon whether TARGET_FMOVD is
1913 (split for DF load from memory into register): Also handle
1914 MEMs which consist of REG+DISP addressing.
1915 (split for DF store from register to memory): Likewise.
1916 * config/sh/sh.opt (mfmovd): Remove this switch.
1917 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1918 * config/sh/sh.c (sh_override_options): Do not automatically
1919 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1920 that to the -mfmovd command line switch.
1922 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
1924 (fldi_ok): Always allow.
1925 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
1927 2009-06-29 DJ Delorie <dj@redhat.com>
1929 * doc/install.texi (mep-x-elf): Correct chip's full name.
1931 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
1933 * doc/extend.texi: Fix typo.
1935 2009-06-29 Tom Tromey <tromey@redhat.com>
1938 * Makefile.in (DWARF2_H): New variable.
1940 (dwarf2out.o): Likewise.
1941 (dwarf2asm.o): Likewise.
1942 * config/i386/t-i386: Use DWARF2_H.
1943 * except.c: Include elf/dwarf2.h.
1944 * unwind-dw2.c: Include elf/dwarf2.h.
1945 * dwarf2out.c: Include elf/dwarf2.h.
1946 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
1947 <dtprel>: New field.
1948 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
1949 (size_of_loc_descr): Likewise.
1950 (output_loc_operands_raw): Likewise.
1951 (output_loc_operands): Handle new dtprel field.
1952 (loc_checksum): Update.
1953 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
1954 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
1955 * unwind-dw2-fde.c: Include elf/dwarf2.h.
1956 * dwarf2asm.c: Include elf/dwarf2.h.
1957 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
1958 * config/mmix/mmix.c: Include elf/dwarf2.h.
1959 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
1960 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
1961 * config/sh/sh.c: Include elf/dwarf2.h.
1962 * config/i386/i386.c: Include elf/dwarf2.h.
1964 2009-06-29 DJ Delorie <dj@redhat.com>
1966 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
1968 * doc/extend.texi: Add MeP attributes and pragmas.
1969 * doc/invoke.text: Add MeP Options.
1970 * doc/contrib.texi: Add MeP contribution.
1971 * doc/md.texi: Add MeP constraints.
1972 * doc/install.texi: Add MeP target.
1974 2009-06-30 Anatoly Sokolov <aesok@post.ru>
1976 * target.h (struct gcc_target): Add frame_pointer_required field.
1977 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
1978 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
1979 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
1981 * reload1.c (update_eliminables): (Ditto.).
1982 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
1983 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1984 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
1986 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
1988 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
1989 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1990 (arm_frame_pointer_required): New function.
1992 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
1993 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1994 (avr_frame_pointer_required_p): Declare as static.
1995 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
1997 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
1998 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1999 (bfin_frame_pointer_required): Make as static, change return type
2001 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
2003 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
2004 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2005 (cris_frame_pointer_required): New function.
2007 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
2009 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
2010 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2011 (fr30_frame_pointer_required): New function.
2013 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
2014 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2015 (frv_frame_pointer_required): Make as static, change return type
2017 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
2019 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
2020 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2021 (ix86_frame_pointer_required): Make as static, change return type to
2023 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
2025 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
2026 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2028 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
2030 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
2032 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
2034 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
2035 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2036 (mips_frame_pointer_required): Make as static.
2037 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
2039 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
2040 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2041 (mmix_frame_pointer_required): Mew function.
2043 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
2044 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2046 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
2048 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
2050 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
2052 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
2053 (CAN_ELIMINATE): Redefine.
2054 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2055 (sparc_frame_pointer_required): New function.
2056 (sparc_can_eliminate): New function.
2057 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
2059 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
2060 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2062 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
2063 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2064 (xtensa_frame_pointer_required): Make as static, change return type
2066 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
2069 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
2071 * doc/plugins.texi: Document PLUGIN_START_UNIT.
2072 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
2073 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
2074 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
2075 (register_callback): Handle PLUGIN_START_UNIT.
2076 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
2078 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
2080 * tree.c (process_call_operands): Propagate TREE_READONLY from the
2082 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
2083 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
2085 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
2087 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
2090 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
2092 * doc/extend.texi (Additional Floating Types): __float128 is also
2093 supported on i386 targets.
2095 2009-06-29 Richard Guenther <rguenther@suse.de>
2098 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
2100 (pt_solutions_same_restrict_base): Declare.
2101 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
2103 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
2104 (make_constraint_from, make_copy_constraint): Move earlier.
2105 (make_constraint_from_heapvar): New function.
2106 (make_constraint_from_restrict): Likewise.
2107 (handle_lhs_call): Use it.
2108 (find_func_aliases): Use it to track conversions to restrict
2110 (struct fieldoff): Add only_restrict_pointers flag.
2111 (push_fields_onto_fieldstack): Initialize it.
2112 (create_variable_info_for): Track global restrict qualified pointers.
2113 (intra_create_variable_infos): Use make_constraint_from_heapvar.
2114 Track restrict qualified pointer arguments.
2115 (set_uids_in_ptset): Use varinfo is_global_var flag.
2116 (find_what_var_points_to): Set the vars_contains_restrict flag.
2117 Always create the points-to solution for sets including restrict tags.
2118 (pt_solutions_same_restrict_base): New function.
2119 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
2120 qualified pointers use pt_solutions_same_restrict_base as
2121 additional source for disambiguation.
2123 2009-06-29 Richard Guenther <rguenther@suse.de>
2126 * alias.c (find_base_decl): Remove.
2127 (get_deref_alias_set_1): Remove restrict handling.
2128 * c-common.c (c_apply_type_quals_to_decl): Do not set
2129 DECL_POINTER_ALIAS_SET.
2130 * gimplify.c (find_single_pointer_decl_1): Remove.
2131 (find_single_pointer_decl): Likewise.
2132 (internal_get_tmp_var): Remove restrict handling.
2133 (gimple_regimplify_operands): Likewise.
2134 * omp-low.c (expand_omp_atomic_pipeline): Do not set
2135 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
2136 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
2137 * tree.c (restrict_base_for_decl): Remove.
2138 (init_ttree): Do not allocate it.
2139 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
2140 LABEL_DECL_UID for label decls.
2141 (copy_node_stat): Do not copy restrict information.
2142 (decl_restrict_base_lookup): Remove.
2143 (decl_restrict_base_insert): Likewise.
2144 (print_restrict_base_statistics): Likewise.
2145 (dump_tree_statistics): Do not call print_restrict_base_statistics.
2146 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
2147 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
2148 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
2149 (LABEL_DECL_UID): Adjust.
2150 (DECL_BASED_ON_RESTRICT_P): Remove.
2151 (DECL_GET_RESTRICT_BASE): Likewise.
2152 (SET_DECL_RESTRICT_BASE): Likewise.
2153 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
2155 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
2156 instead of DECL_POINTER_ALIAS_SET.
2157 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
2158 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
2159 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
2161 2009-06-29 Richard Guenther <rguenther@suse.de>
2163 PR tree-optimization/40579
2164 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
2165 the IL to simplify has constants that overflowed.
2167 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
2169 PR tree-optimization/40550
2170 * tree-vect-generic.c (expand_vector_operations_1): Compute in
2171 vector_compute_type only when the size of vector_compute_type is
2172 less than the size of type.
2174 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
2176 * fold-const.c (contains_label_1): Fix comments.
2177 (contains_label_p): Do not walk trees multiple time.
2179 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2181 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
2182 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
2183 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
2184 ix86_fp_comparison_operator.
2185 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
2186 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
2187 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
2188 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
2189 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
2190 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
2191 (related splits): Change predicate to ix86_fp_comparison_operator.
2192 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
2193 instead of ix86_fp_comparison_codes.
2194 (ix86_trivial_fp_comparison_operator,
2195 ix86_fp_comparison_operator): New.
2196 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
2197 (ix86_expand_compare): Eliminate last two parameters.
2198 (ix86_fp_jump_nontrivial_p): Kill.
2199 * config/i386/i386.c (put_condition_code): Eliminate call to
2200 ix86_fp_comparison_codes and subsequent assertion.
2201 (ix86_fp_comparison_codes): Eliminate.
2202 (ix86_fp_swap_condition): New.
2203 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
2204 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
2205 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
2206 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
2207 and ix86_fp_swap_condition.
2208 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
2209 Use ix86_fp_comparison_strategy.
2210 (ix86_expand_compare): Likewise. Eliminate last two arguments.
2211 (ix86_fp_jump_nontrivial_p): Eliminate.
2212 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
2213 call to ix86_expand_compare.
2214 (ix86_split_fp_branch, ix86_expand_setcc,
2215 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
2216 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
2218 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2220 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
2221 related to jump_clobbers.
2222 * config/arm/arm.md (conds): Remove jump_clob case.
2223 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
2224 splits): Change comparison_operator to arm_comparison_operator.
2225 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
2228 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2230 * dojump.c (do_compare_rtx_and_jump): Try swapping the
2231 condition for floating point modes.
2232 * expmed.c (emit_store_flag_1): Move here a bigger part
2234 (emit_store_flag): Try swapping the condition for floating point
2236 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
2238 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2240 * expr.c (expand_expr_real_1): Just use do_store_flag.
2241 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
2242 emit_store_flag_force.
2243 * expmed.c (emit_store_flag_force): Copy here trick
2244 previously in expand_expr_real_1. Try reversing the comparison.
2245 (emit_store_flag_1): Work if target is NULL.
2246 (emit_store_flag): Work if target is NULL, using the result mode
2247 from the comparison. Use split_comparison, restructure final part
2248 to simplify conditionals.
2250 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2252 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
2253 * dojump.c (do_jump): Change handling of floating-point
2254 ops to use just do_compare_and_jump.
2255 (split_comparison): New.
2256 (do_compare_rtx_and_jump): Add here logic coming previously
2257 in do_jump, using split_comparison.
2259 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
2262 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
2264 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2266 * tree-ssa-alias.c: Fix unintentional commit.
2268 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2270 * passes.c (execute_one_pass): Fix unintentional commit.
2272 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2274 * df-problems.c (df_set_seen, df_unset_seen): Delete.
2275 (df_rd_local_compute, df_md_local_compute): Inline them.
2277 (df_md_scratch): New.
2278 (df_md_alloc, df_md_free): Allocate/free it.
2279 (df_md_local_compute): Only include live registers in init.
2280 (df_md_transfer_function): Prune the in-set computed by
2281 the confluence function, and the gen-set too.
2283 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2285 PR rtl-optimization/26854
2286 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
2287 * df-problems.c (df_rd_add_problem): Fix comment.
2288 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
2289 df_md_simulate_artificial_defs_at_top,
2290 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
2291 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
2292 df_md_transfer_function, df_md_init, df_md_confluence_0,
2293 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
2294 problem_MD, df_md_add_problem): New.
2295 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
2296 df_md_get_bb_info): New.
2297 (DF_LAST_PROBLEM_PLUS1): Adjust.
2299 * Makefile.in (fwprop.o): Include domwalk.h.
2300 * fwprop.c: Include domwalk.h.
2301 (reg_defs, reg_defs_stack): New.
2302 (bitmap_only_bit_between): Remove.
2303 (process_defs): New.
2304 (process_uses): Use reg_defs and local_md instead of
2305 bitmap_only_bit_between and local_rd.
2306 (single_def_use_enter_block): New, from build_single_def_use_links.
2307 (single_def_use_leave_block): New.
2308 (build_single_def_use_links): Remove code moved to
2309 single_def_use_enter_block, invoke domwalk.
2310 (use_killed_between): Adjust comment.
2312 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2314 * bitmap.h (bitmap_ior_and_into): New.
2315 * bitmap.c (bitmap_ior_and_into): New.
2317 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2319 * domwalk.h (struct dom_walk_data): Remove all callbacks except
2320 before_dom_children_before_stmts and after_dom_children_after_stmts.
2321 Rename the two remaining callbacks to just before_dom_children and
2322 after_dom_children. Remove other GIMPLE statement walking bits.
2323 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
2324 * graphite.c: Do not include domwalk.h.
2325 * tree-into-ssa.c (interesting_blocks): New global.
2326 (struct mark_def_sites_global_data): Remove it and names_to_rename.
2327 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
2328 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
2329 now that they're not domwalk callbacks.
2330 (rewrite_initialize_block): Rename to...
2331 (rewrite_enter_block): ... this, place after called functions. Test
2332 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
2333 (rewrite_finalize_block): Rename to...
2334 (rewrite_leave_block): ... this, place after called functions.
2335 (rewrite_update_init_block): Rename to...
2336 (rewrite_update_enter_block): ... this, place after called functions.
2337 Test interesting_blocks, call rewrite_update_stmt and
2338 rewrite_update_phi_arguments.
2339 (rewrite_update_fini_block): Rename to...
2340 (rewrite_leave_block): ... this, place after called functions.
2341 (rewrite_blocks): Remove last argument, simplify initialization of
2343 (mark_def_sites_initialize_block): Rename to...
2344 (mark_def_sites_block): ... this, call mark_def_sites.
2345 (mark_def_sites_blocks): Remove argument, simplify initialization of
2347 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
2348 (update_ssa): Likewise.
2349 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
2351 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
2352 (dom_opt_initialize_block): Rename to...
2353 (dom_opt_enter_block): ... this, place after called functions. Walk
2354 statements here, inline propagate_to_outgoing_edges.
2355 (dom_opt_finalize_block): Rename to...
2356 (dom_opt_leave_block): ... this, place after called functions.
2357 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
2359 (dse_enter_block, dse_record_phi): New.
2360 (dse_record_phis): Delete.
2361 (dse_finalize_block): Rename to...
2362 (dse_leave_block): ... this.
2363 (tree_ssa_dse): Simplify initialization of walk_data.
2364 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
2365 Adjust initialization of walk_data.
2366 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
2367 * tree-ssa-loop-phiopt.c (get_non_trapping):
2368 Adjust initialization of walk_data.
2369 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
2370 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
2371 it's not a domwalk callback.
2372 (uncprop_initialize_block): Rename to...
2373 (dse_enter_block): ... this, call uncprop_into_successor_phis.
2374 (dse_finalize_block): Rename to...
2375 (dse_leave_block): ... this.
2376 (tree_ssa_uncprop): Simplify initialization of walk_data.
2377 * Makefile.in: Adjust dependencies.
2379 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
2381 * arm.md (casesi): Fix test for Thumb1.
2382 (thumb1_casesi_internal_pic): Likewise.
2383 (thumb1_casesi_dispatch): Likewise.
2385 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
2387 * config/arm/arm-cores.def: Added core cortex-m0.
2388 * config/arm/arm-tune.md: Regenerated.
2389 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
2391 2009-06-26 DJ Delorie <dj@redhat.com>
2393 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
2395 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
2396 the scheduler doesn't tag jump insns.
2398 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
2400 * c-decl.c (merge_decls): Re-indent.
2402 2009-06-26 Janis Johnson <janis187@us.ibm.com>
2405 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
2406 Special-case decimal float constants.
2408 2009-06-26 Richard Henderson <rth@redhat.com>
2410 * function.h (struct function): Add cannot_be_copied_reason,
2411 and cannot_be_copied_set.
2412 * tree-inline.c (has_label_address_in_static_1): Rename from
2413 inline_forbidden_p_2; don't set inline_forbidden_reason here.
2414 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
2415 don't set inline_forbidden_reason.
2416 (copy_forbidden): New function, split out of inline_forbidden_p.
2417 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
2418 (inline_forbidden_p): Use copy_forbidden.
2419 (tree_versionable_function_p): Likewise.
2420 (inlinable_function_p): Merge into tree_inlinable_function_p.
2421 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
2422 * ipa-cp.c (ipcp_versionable_function_p): New function.
2423 (ipcp_cloning_candidate_p): Use it.
2424 (ipcp_node_modifiable_p): Likewise.
2426 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
2428 * builtins.c (expand_builtin_alloca): Handle builtin alloca
2429 that is marked not to be inlined. Remove flag_mudflap use.
2430 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
2431 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
2433 2009-06-26 Steve Ellcey <sje@cup.hp.com>
2436 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
2437 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
2439 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
2441 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
2443 (__mingwthr_remove_key_dtor): Likewise.
2445 2009-06-26 Richard Guenther <rguenther@suse.de>
2447 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
2449 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
2452 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
2453 try the non-cond_exec path also.
2455 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2458 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
2459 (output_cbranch): Use new functions.
2460 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
2463 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2464 Pat Haugen <pthaugen@us.ibm.com>
2465 Revital Eres <ERES@il.ibm.com>
2467 * config/rs6000/rs6000.c (print_operand): Correct lossage message
2468 for %c error. Add %x support to print VSX registers as a unified
2469 register set, instead of separate float and altivec registers.
2470 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
2471 %y case, and add support for VSX pre-modify addresses.
2472 (output_toc): Add assert for CONST containing an integer constant
2474 (rs6000_adjust_cost): Add POWER7 support.
2475 (insn_must_be_first_in_group): Ditto.
2476 (insn_must_be_last_in_group): Ditto.
2477 (rs6000_emit_popcount): Ditto.
2478 (rs6000_vector_mode_supported_p): Ditto.
2480 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
2481 Change some of the functions called by macros to being called
2482 through a pointer, so debug functions can be inserted if
2483 -mdebug=addr or -mdebug=cost.
2484 (rs6000_preferred_reload_class_ptr): Ditto.
2485 (rs6000_secondary_reload_class_ptr): Ditto.
2486 (rs6000_secondary_memory_needed_ptr): Ditto.
2487 (rs6000_cannot_change_mode_class_ptr): Ditto.
2488 (rs6000_secondary_reload_inner): Ditto.
2489 (rs6000_legitimize_reload_address): Ditto.
2490 (rs6000_legitimize_reload_address_ptr): Ditto.
2491 (rs6000_mode_dependent_address): Ditto.
2492 (rs6000_mode_dependent_address_ptr): Ditto.
2494 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
2495 function to return true if the mode allows reg + integer
2497 (virtual_stack_registers_memory_p): New function to return true if
2498 the address refers to a virtual stack register.
2499 (rs6000_legitimate_offset_address_p): Move code to say whether a
2500 mode supports reg+int addressing to reg_offset_addressing_ok_p and
2502 (rs6000_legitimate_address_p): Add checks for modes that only can
2503 do reg+reg addressing. Start adding VSX support.
2504 (rs6000_legitimize_reload_address): Ditto.
2505 (rs6000_legitimize_address): Ditto.
2506 (rs6000_debug_legitimate_address_p): New debug functions for
2507 -mdebug=addr and -mdebug=cost.
2508 (rs6000_debug_rtx_costs): Ditto.
2509 (rs6000_debug_address_costs): Ditto.
2510 (rs6000_debug_adjust_cost): Ditto.
2511 (rs6000_debug_legitimize_address): Ditto.
2512 (rs6000_legitimize_reload_address_ptr): Point to call normal
2513 function or debug function. Make functions called via pointer
2515 (rs6000_mode_dependent_address_ptr): Ditto.
2516 (rs6000_secondary_reload_class_ptr): Ditto.
2517 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
2518 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
2519 into a friendlier error.
2520 (rs6000_init_builtins): Add initial VSX support.
2521 (rs6000_adjust_cost): Fix some spacing issues.
2523 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
2524 (REG_CLASS_NAMES): Ditto.
2525 (REG_CLASS_CONTENTS): Ditto.
2526 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
2527 pointer, to add -mdebug=addr support.
2528 (CANNOT_CHANGE_MODE_CLASS): Ditto.
2529 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
2530 -mdebug=addr support.
2531 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
2532 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
2533 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
2535 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
2537 (bswapsi*): Set attribute types for load/store. Add combiner
2538 patterns to eliminate zero extend on 64-bit.
2539 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
2540 stdbrx if the hardware supports those instructions.
2542 2009-06-25 Ian Lance Taylor <iant@google.com>
2544 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
2545 (Link Options): Document -static-libstdc++.
2547 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2550 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
2551 DATA_ALIGNMENT instead.
2553 2009-06-25 Richard Guenther <rguenther@suse.de>
2555 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
2556 indirect references against the callused/escaped solutions.
2557 (call_may_clobber_ref_p_1): Likewise.
2559 2009-06-25 Martin Jambor <mjambor@suse.cz>
2561 PR tree-optimization/40493
2562 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
2563 (enum unscalarized_data_handling): New type.
2564 (handle_unscalarized_data_in_subtree): Return what has been done.
2565 (load_assign_lhs_subreplacements): Handle left flushes differently.
2566 (sra_modify_assign): Use unscalarized_data_handling, simplified
2567 condition determining whether to remove the statement.
2569 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
2571 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
2572 excerpt - @ should be doubled for texinfo.
2574 2009-06-24 Ian Lance Taylor <iant@google.com>
2576 * config/arc/arc.c: Include "df.h".
2577 (arc_attribute_table): Make static. Move higher in file.
2578 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
2579 (output_shift): Initialize n later to avoid warning.
2580 * config/arm/arm.c (arm_attribute_table): Make static. Move
2582 * config/avr/avr.c (avr_attribute_table): Make static. Move
2584 (reg_class_tab): Change array type from int to enum reg_class.
2585 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
2587 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
2588 (lshrhi3_out): Likewise.
2589 (class_likely_spilled_p): Change return type to bool.
2590 (avr_rtx_costs): Use local code variable with enum type.
2591 * config/avr/avr.md (movmemhi): Use add_reg_note.
2592 (andhi3, andsi3): Don't use AS2 with "and".
2593 (iorhi3, iorsi3): Don't use AS2 with "or".
2594 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
2595 * config/crx/crx.c: Include "df.h".
2596 (crx_attribute_table): Make static.
2597 * config/m32r/m32r.c: Include "df.h".
2598 (m32r_attribute_table): Make static. Move higher in file.
2599 (pop): Use add_reg_note.
2600 (block_move_call): Change 0 to LCT_NORMAL in function call.
2601 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
2602 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
2603 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
2604 declare, not just when TREE_CODE is defined.
2605 * config/m68hc11/m68hc11.c: Include "expr.h".
2606 (m68hc11_attribute_table): Make static. Move higher in file.
2607 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
2609 (m68hc11_register_indirect_p): Likewise.
2610 (m68hc11_function_arg_padding): Change return type to enum
2612 (emit_move_after_reload): Use add_reg_note.
2613 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
2614 (m68hc11_split_logical): Likewise.
2615 (m68hc11_rtx_costs): Add local code_and outer_code variables with
2617 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
2618 to VOIDmode in function call.
2619 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
2621 (m68hc11_split_logical): Update declaration.
2622 (m68hc11_function_arg_padding): Update declaration.
2623 * config/mcore/mcore.c (regno_reg_class): Change form array of int
2624 to array of enum reg_class.
2625 (mcore_attribute_table): Make static. Move higher in file.
2626 (mcore_rtx_costs): Add cast to enum type.
2627 * config/mcore/mcore.h (regno_reg_class): Update declaration.
2628 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
2629 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
2631 * config/sh/predicates.md (trapping_target_operand): Rename and to
2633 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
2635 * config/spu/spu.c (spu_attribute_table): Make static. Move
2637 * config/v850/v850.c (v850_attribute_table): Make static. Move
2639 (v850_rtx_costs): Use local code with enum type.
2640 (expand_epilogue): Add cast.
2641 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
2643 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
2646 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
2647 -m2a-single-only and -m2a-nofpu.
2648 * config/sh/sh.opt: Document m2a generates FPU code.
2650 2009-06-24 Anatoly Sokolov <aesok@post.ru>
2652 * defaults.h (CAN_ELIMINATE): Provide default.
2653 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2654 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
2655 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
2656 * config/spu/spu.h (CAN_ELIMINATE): Delete.
2657 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
2658 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
2659 * config/cris/cris.h (CAN_ELIMINATE): Delete.
2660 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
2661 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
2662 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
2664 2009-06-24 DJ Delorie <dj@redhat.com>
2666 * mep-ext-cop.cpu: Fix copyright notice.
2667 * mep-default: Fix copyright notice.
2668 * mep-core: Fix copyright notice.
2669 * mep: Fix copyright notice.
2670 * mep-ivc2: Fix copyright notice.
2671 * mep-c5: Fix copyright notice.
2673 2009-06-24 Denis Chertykov <chertykov@gmail.com>
2675 * doc/contrib.texi (Contributors):
2677 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
2680 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
2681 src and dst operands if necessary.
2683 2009-06-23 DJ Delorie <dj@redhat.com>
2686 * config.gcc: Add mep support.
2687 * recog.c: Resurrect validate_replace_rtx_subexp().
2688 * recog.h: Likewise.
2689 * config/mep/: Add new port:
2690 * config/mep/constraints.md: New file.
2691 * config/mep/default.h: New file.
2692 * config/mep/intrinsics.h: New file.
2693 * config/mep/intrinsics.md: New file.
2694 * config/mep/ivc2-template.h: New file.
2695 * config/mep/mep-c5.cpu: New file.
2696 * config/mep/mep-core.cpu: New file.
2697 * config/mep/mep-default.cpu: New file.
2698 * config/mep/mep-ext-cop.cpu: New file.
2699 * config/mep/mep-intrin.h: New file.
2700 * config/mep/mep-ivc2.cpu: New file.
2701 * config/mep/mep-lib1.asm: New file.
2702 * config/mep/mep-lib2.c: New file.
2703 * config/mep/mep-pragma.c: New file.
2704 * config/mep/mep-protos.h: New file.
2705 * config/mep/mep-tramp.c: New file.
2706 * config/mep/mep.c: New file.
2707 * config/mep/mep.cpu: New file.
2708 * config/mep/mep.h: New file.
2709 * config/mep/mep.md: New file.
2710 * config/mep/mep.opt: New file.
2711 * config/mep/predicates.md: New file.
2712 * config/mep/t-mep: New file.
2714 2009-06-23 Ian Lance Taylor <iant@google.com>
2716 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
2717 from loose_warn into c_loose_warn and from strict_warn into
2718 c_strict_warn. Set and substitute warn_cxxflags. Check for
2719 --enable-build-with-cxx. Set and substitute
2720 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
2721 * Makefile.in (CXXFLAGS): New variable.
2722 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
2723 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
2724 the default is the same as $(STRICT_WARN).
2725 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
2726 (CXX): New variable.
2727 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
2728 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
2729 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
2730 (HOST_LIBS): New variable.
2731 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
2732 (ALL_CXXFLAGS): New variable.
2733 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
2734 * doc/install.texi (Configuration): Document
2735 --enable-build-with-cxx, --with-stage1-ldflags,
2736 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
2737 * configure: Rebuild.
2739 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2741 * config/arm/arm.c (arm_override_options): Fix braces and formatting
2742 from previous commit.
2744 2009-06-23 Ian Lance Taylor <iant@google.com>
2746 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
2748 2009-06-23 Ian Lance Taylor <iant@google.com>
2750 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
2751 with ATTRIBUTE_UNUSED.
2753 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2754 Pat Haugen <pthaugen@us.ibm.com>
2755 Revital Eres <eres@il.ibm.com>
2757 * config.in (HAVE_AS_POPCNTD): Add default definition.
2758 (HAVE_AS_LWSYNC): Ditto.
2760 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
2762 (gcc_cv_as_powerpc_cmpb): Ditto.
2763 (gcc_cv_as_powerpc_dfp): Ditto.
2764 (gcc_cv_as_powerpc_vsx): Ditto.
2765 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
2766 supporting the popcntd/lwsync instructions.
2767 (gcc_cv_as_powerpc_lwsync): Ditto.
2768 * configure: Regenerate.
2770 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
2771 -mcpu=native and -mcpu=power7.
2772 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
2774 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
2775 a variable instead of a mask to reduce the number of mask bits.
2776 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
2777 (-mbit-word): Ditto.
2778 (-mregnames): Ditto.
2779 * config/rs6000/rs6000.opt (-mupdate): Ditto.
2780 (-mfused-madd): Ditto.
2782 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
2784 (-mvsx): New switch for VSX instructions.
2785 (-misel): Move from a variable to a mask to allow it to be set by
2788 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
2789 function declaration to an array declaration.
2790 (rs6000_hard_regno_nregs): New external array declaration.
2792 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
2793 files included by rs6000.md.
2795 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
2796 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
2798 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
2800 (rs6000_debug_reg): New -mdebug= variables.
2801 (rs6000_debug_addr): Ditto.
2802 (rs6000_debug_cost): Ditto.
2803 (rs6000_pmode): New variable to hold Pmode.
2804 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
2805 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
2806 calculated at compiler start.
2807 (rs6000_hard_regno_nregs): Change function to an array which holds
2808 HARD_REGNO_NREGS calculated at compiler start.
2809 (rs6000_explicit_options): Delete isel field.
2810 (rs6000_vector_unit): New array to hold which vector unit
2811 supports arithmetic options for a given type.
2812 (rs6000_vector_mem): New array to hold which vector unit supports
2813 memory reference operations for a given type.
2814 (rs6000_vector_align): New array to given the alignment of each
2816 (power7_cost): New basic costs for power7.
2817 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
2818 (rs6000_hard_regno_nregs_internal): New function, moved from
2819 HARD_REGNO_NREGS, to calculate the number of registers each hard
2820 register takes for each type.
2821 (rs6000_debug_reg_print): New function for -mdebug=reg support.
2822 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
2823 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
2824 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
2825 unit information here so it is calculated once at compiler startup
2827 (rs6000_override_options): Make -misel a target mask. Add more
2828 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
2829 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
2831 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
2832 (rs6000_handle_option): Move -misel from variable to target mask.
2833 (rs6000_builtin_mask_for_load): Add VSX support.
2834 (rs6000_conditional_register_usage): Ditto.
2835 (USE_ALTIVEC_FOR_ARG_P): Ditto.
2836 (function_arg_boundary): Ditto.
2837 (rs6000_expand_builtin): Ditto.
2838 (def_builtin): Make abort message a little friendlier.
2839 (rs6000_emit_int_cmove): Add support for 64-bit isel.
2841 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
2842 assembler support the popcntd instruction instead of a vsx
2843 instruction to enable power7 support.
2844 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
2845 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
2846 option to the assembler if -mcpu=native.
2847 (ASM_CPU_NATIVE_SPEC): Ditto.
2848 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
2850 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
2851 the lwsync instruction.
2852 (enum processor_type): Add PROCESSOR_POWER7.
2853 (rs6000_debug_reg): New -mdebug= options.
2854 (rs6000_debug_addr): Ditto.
2855 (rs6000_debug_cost): Ditto.
2856 (rs6000_isel): Delete.
2857 (enum rs6000_vector): New enum to say what vector unit we have.
2858 (VECTOR_UNIT_*): New macros to say which vector unit has
2859 arithmetic operations for a given type.
2860 (VECTOR_MEM_*): New macros to say which vector unit has memory
2861 operations for a given type.
2862 (TARGET_LDBRX): Whether the machine supports the ldbrx
2864 (TARGET_ISEL): Delete, -misel moved to be a mask.
2865 (TARGET_ISEL64): New macro for 64-bit isel support.
2866 (UNITS_PER_VSX_WORD): New macro.
2867 (POINTER_SIZE): Move to be an external variable, rather than
2868 calculating whether we are generating 32 ot 64-bit code.
2870 (STACK_BOUNDARY): Add VSX support.
2871 (LOCAL_ALIGNMENT): Ditto.
2872 (SLOW_UNALIGNED_ACCESS): Ditto.
2873 (VSX_REGNO_P): New macro for VSX support.
2874 (VFLOAT_REGNO_P): Ditto.
2875 (VINT_REGNO_P): Ditto.
2876 (VLOGICAL_REGNO_P): Ditto.
2877 (VSX_VECTOR_MODE): Ditto.
2878 (VSX_SCALAR_MODE): Ditto.
2880 (VSX_MOVE_MODE): Ditto.
2881 (VSX_REG_CLASS_P): Ditto.
2882 (HARD_REGNO_NREGS): Instead of calling a function, use an array
2884 (UNITS_PER_SIMD_WORD): Add VSX support.
2885 (MODES_TIEABLE_P): Ditto.
2886 (STARTING_FRAME_OFFSET): Ditto.
2887 (STACK_DYNAMIC_OFFSET): Ditto.
2888 (EPILOGUE_USES): Ditto.
2889 (REGNO_REG_CLASS): Move to array lookup.
2890 (CLASS_MAX_NREGS): Ditto.
2891 (rs6000_vector_reg_class): Add declaration.
2892 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
2893 overlap with the floating point and Altivec registers.
2895 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
2897 * config/rs6000/driver-rs6000.c (asm_names): New static array to
2898 give the appropriate asm switches if -mcpu=native.
2899 (host_detect_local_cpu): Add support for "asm".
2900 (host_detect_local_cpu): Follow GNU code guidelines for name.
2902 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
2903 -mbit-word to a variable instead of being a target mask.
2905 * config/rs6000/sync.md (lwsync): If the assembler supports it,
2906 emit the lwsync instruction instead of emitting the instruction as
2907 an integer constant.
2909 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
2910 fixuns_trundfsi2, move expander into rs6000.md.
2912 * config/rs6000/rs6000.md (cpu): Add power7.
2913 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
2914 (logical predicate patterns): Change the single instruction
2915 primitives that set CR0 to be fast_compare instead of compare.
2917 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
2918 (popcntddi2): Ditto.
2919 (popcount<mode>): Ditto.
2920 (floating multiply/add insns): Name the floating point
2922 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
2923 (isel_unsigned_<mode>): Ditto.
2924 (fixuns_trundfsi2): Move expander here from spe.md.
2925 (smindi3): Define if we have -misel on 64-bit systems.
2930 2009-06-23 Anatoly Sokolov <aesok@post.ru>
2932 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
2934 * config/avr/avr.c (avr_current_device): New variable.
2935 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
2936 (avr_arch, mcu_type_s): Move to avr.h.
2937 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
2938 default_data_section_start fields.
2939 (avr_arch): Moved from avr.c.
2940 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
2941 library_name fields.
2942 (avr_current_device, avr_mcu_types, avr_arch_types,
2943 avr_device_to_arch, avr_device_to_data_start,
2944 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
2945 (EXTRA_SPEC_FUNCTIONS): Define.
2946 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
2947 options mapping. Use device_to_arch and device_to_data_start insted.
2948 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
2949 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
2950 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
2951 * config/avr/driver-avr.c: New file.
2952 * config/avr/avr-devices.c: New file.
2954 2009-06-23 Jakub Jelinek <jakub@redhat.com>
2956 * var-tracking.c (unshare_variable): Force initialized to
2957 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
2958 (set_variable_part): Likewise.
2959 (struct variable_union_info): Remove pos_src field.
2960 (vui_vec, vui_allocated): New variables.
2961 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
2962 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
2963 == 1 use a simpler sorting algorithm. Compute pos field right
2964 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
2965 Avoid quadratic comparison if !flag_var_tracking_uninit.
2966 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
2967 unshare_variable unconditionally.
2968 (dataflow_set_different_2): Removed.
2969 (dataflow_set_different): Don't traverse second hash table.
2970 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
2971 unconditionally to var_reg_set or var_mem_set.
2972 (emit_notes_in_bb): Likewise.
2973 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
2975 (emit_note_insn_var_location): Don't set initialized to
2976 VAR_INIT_STATUS_INITIALIZED early.
2977 (vt_finalize): Free vui_vec if needed, clear vui_vec and
2979 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
2981 * tree-object-size.c (addr_object_size): Instead of checking
2982 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
2983 are no FIELD_DECLs following it.
2985 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
2987 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
2988 order to match bswaps with signed source operands.
2990 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2992 * sdbout.c (sdbout_one_type): Fix braces in switch.
2994 2009-06-23 Richard Guenther <rguenther@suse.de>
2996 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
2998 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
2999 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
3000 var_callused, callused_tree, var_storedanything, storedanything_tree,
3001 var_integer, integer_tree): Remove global variables.
3002 (new_var_info): Do not pass new id, append the new var to the
3003 global variable vector.
3004 (do_ds_constraint): Use is_global_var member of the variable-info.
3005 (new_scalar_tmp_constraint_exp): Adjust.
3006 (create_function_info_for): Likewise.
3007 (create_variable_info_for): Likewise.
3008 (find_what_var_points_to): Remove dead code.
3009 (init_base_vars): Simplify.
3010 (compute_points_to_sets): Adjust.
3012 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
3014 * combine.c (try_combine): Dump information about the insns we're
3017 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
3019 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
3020 check when calling force_to_mode on TRUNCATE's operand.
3022 2009-06-22 Ian Lance Taylor <iant@google.com>
3024 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
3026 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
3028 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
3030 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3032 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
3033 override library linkage flags such as -static-libgcc or
3036 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3038 * config/m68k/m68k-devices.def: Add line for MCF5221x.
3040 2009-06-22 Ian Lance Taylor <iant@google.com>
3042 * config/linux.opt: Put mglibc ahead of muclibc.
3044 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
3045 for duplicate decls.
3047 2009-06-22 Matthias Klose <doko@ubuntu.com>
3049 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
3051 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
3054 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
3055 instead of NULL if a parser error occurs.
3057 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3059 * dwarf2out.c (dwarf2_debug_hooks): Initialize
3060 non-DWARF2_DEBUGGING_INFO version.
3062 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
3064 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
3065 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
3067 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
3068 (LIBGCC2_TF_CEXT): Define.
3071 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3074 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
3076 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3078 * config/arm/arm.c (arm_override_options): Disable
3079 -mcaller-super-interworking and -mcallee-super-interworking.
3080 * doc/invoke.texi (ARM Options): Document this.
3082 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
3084 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
3085 * config/arm/constraints.md (j): New constraint for movw operands.
3086 (N): Remove thumb2 meaning.
3087 * config/arm/arm.md (*arm_movw): Delete.
3088 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
3089 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
3090 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
3092 2009-06-22 Martin Jambor <mjambor@suse.cz>
3094 PR tree-optimization/40492
3095 * tree-sra.c (sra_modify_assign): Pass zero offsets to
3096 build_ref_for_offset.
3098 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
3100 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
3101 JUMP_TABLE_DATA_P predicates where applicable.
3102 * auto-inc-dec.c: Ditto.
3103 * builtins.c: Ditto.
3104 * caller-save.c: Ditto.
3106 * cfgcleanup.c: Ditto.
3107 * cfglayout.c: Ditto.
3110 * combine-stack-adj.c: Ditto.
3116 * dwarf2asm.c: Ditto.
3117 * dwarf2out.c: Ditto.
3118 * emit-rtl.c: Ditto.
3124 * function.c: Ditto.
3127 * genpreds.c: Ditto.
3128 * genrecog.c: Ditto.
3130 * ira-costs.c: Ditto.
3131 * ira-lives.c: Ditto.
3134 * lower-subreg.c: Ditto.
3135 * modulo-sched.c: Ditto.
3137 * postreload.c: Ditto.
3138 * print-rtl.c: Ditto.
3147 * sched-vis.c: Ditto.
3149 * sel-sched-ir.c: Ditto.
3150 * simplify-rtx.c: Ditto.
3151 * targhooks.c: Ditto.
3152 * var-tracking.c: Ditto.
3153 * vmsdbgout.c: Ditto.
3155 2009-06-22 Matthias Klose <doko@ubuntu.com>
3157 * Makefile.in (install-plugin): Always use DESTDIR.
3159 2009-06-22 Olivier Hainque <hainque@adacore.com>
3161 * config/pa/pa.c (output_call): Don't optimize post call jumps
3162 into return address adjustments if the call may throw.
3164 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
3166 * arm.c (thumb1_output_casesi): New function.
3167 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
3168 optimizing for size or PIC.
3169 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
3170 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
3171 (casesi): Handle Thumb-1 when optimizing for size or PIC.
3172 (thumb1_casesi_internal_pic): New expand rule.
3173 (thumb1_casesi_dispatch): New pattern.
3174 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
3176 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
3177 in the text seciton when PIC or optimizing for size.
3178 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
3179 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
3180 preservation properties of code.
3181 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
3182 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
3183 (__gnu_thumb1_case_si): New function.
3184 * t-arm (LIB1ASMSRC): Define here.
3185 (LIB1ASMFUNCS): Add some common functions.
3186 * t-arm-elf (LIB1ASMSRC): Delete.
3187 (LIB1ASMFUNCS): Append to existing set.
3188 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3189 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3190 * t-symbian (LIB1ASMFUNCS): Likewise.
3191 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3192 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3194 2009-06-21 Richard Guenther <rguenther@suse.de>
3196 PR tree-optimization/38729
3197 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
3198 to loops with a single exit if -fno-expensive-optimizations.
3200 2009-06-21 Jakub Jelinek <jakub@redhat.com>
3202 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
3203 (dataflow_set): Change vars type from htab_t to shared_hash.
3204 (shared_hash_pool, empty_shared_hash): New variables.
3205 (vars_clear): Removed.
3206 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
3207 shared_hash_find_slot_unshare, shared_hash_find_slot,
3208 shared_hash_find_slot_noinsert, shared_hash_find): New
3210 (shared_hash_unshare, shared_hash_destroy): New functions.
3211 (unshare_variable): Unshare set->vars if shared, use
3213 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
3214 (get_init_value, find_src_set_src, dump_dataflow_set,
3215 clobber_variable_part, emit_notes_for_differences): Use
3217 (dataflow_set_init): Remove second argument, set vars to
3218 empty_shared_hash instead of creating a new htab.
3219 (dataflow_set_clear): Call shared_hash_destroy and set vars
3220 to empty_shared_hash instead of calling vars_clear.
3221 (dataflow_set_copy): Don't call vars_copy, instead just share
3222 the src htab with dst.
3223 (variable_union): Use shared_hash_*, use initially NO_INSERT
3224 lookup if set->vars is shared. Don't keep slot cleared before
3225 calling unshare_variable. Unshare set->vars if needed.
3226 Even ->refcount == 1 vars must be unshared if set->vars is shared
3227 and var needs to be modified.
3228 (variable_canonicalize): New function.
3229 (dataflow_set_union): If dst->vars is empty, just share src->vars
3230 with dst->vars and traverse with variable_canonicalize to canonicalize
3231 and unshare what is needed.
3232 (dataflow_set_different): If old_set and new_set use the same shared
3233 htab, they aren't different. If number of htab elements is different,
3234 htabs are different. Use shared_hash_*.
3235 (dataflow_set_destroy): Call shared_hash_destroy instead of
3237 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
3238 second argument to dataflow_set_init.
3239 (vt_initialize): Likewise. Initialize shared_hash_pool and
3240 empty_shared_hash, move bb in/out initialization afterwards.
3241 Use variable_htab_free instead of NULL as changed_variables del hook.
3242 (variable_was_changed): Change type of second argument to pointer to
3243 dataflow_set. When inserting var into changed_variables, bump
3244 refcount. Unshare set->vars if set is shared htab and slot needs to
3246 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
3247 lookup if set->vars is shared. Unshare set->vars if needed.
3248 Even ->refcount == 1 vars must be unshared if set->vars is shared
3249 and var needs to be modified. Adjust variable_was_changed caller.
3250 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
3251 vars must be unshared if set->vars is shared and var needs to be
3252 modified. Adjust variable_was_changed caller.
3253 (emit_note_insn_var_location): Don't pool_free var.
3254 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
3256 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
3257 free_alloc_pool on shared_hash_pool.
3259 2009-06-20 Anthony Green <green@moxielogic.com>
3261 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
3262 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
3264 2009-06-20 Richard Guenther <rguenther@suse.de>
3266 * tree-ssa-structalias.c (find_func_aliases): For memset use
3267 a constraint from NULL if we memset to zero.
3268 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
3269 we explicitly handle that do not read from memory.
3270 (call_may_clobber_ref_p_1): Properly handle builtins that may
3273 2009-06-20 Richard Guenther <rguenther@suse.de>
3275 PR tree-optimization/40495
3276 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
3277 (new_scalar_tmp_constraint_exp): New function.
3278 (process_constraint): Do not create temporary decls.
3279 (process_all_all_constraints): Likewise.
3280 (handle_const_call): Likewise.
3281 (create_function_info_for): Do not set decl.
3283 2009-06-19 Ian Lance Taylor <iant@google.com>
3285 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
3286 (rs6000_attribute_table): Make static; move before use.
3288 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
3290 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
3291 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
3292 Propagate the TREE_READONLY flag without overwriting it.
3293 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
3294 Propagate the TREE_READONLY flag onto the result.
3295 (process_call_operands): Move around. Use correct constant value.
3297 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3300 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
3301 * config/arm/arm.md: Likewise.
3303 2009-06-19 Ian Lance Taylor <iant@google.com>
3305 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
3306 to GIMPLE_ERROR_MARK.
3308 * c-typeck.c (build_conditional_expr): Add op1_original_type and
3309 op2_original_type parameters. Warn about using different enum types.
3310 * c-parser.c (c_parser_conditional_expression): Pass original
3311 types to build_conditional_expr.
3312 * c-tree.h (build_conditional_expr): Update declaration.
3314 2009-06-19 Ian Lance Taylor <iant@google.com>
3316 * config/i386/i386.c (ix86_function_specific_save): Test that
3317 fields match values, rather than testing the values are in a
3320 2009-06-19 Richard Guenther <rguenther@suse.de>
3322 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
3324 (ptr_derefs_may_alias_p): Likewise.
3325 (ptr_deref_may_alias_ref_p_1): New function.
3326 (ptr_deref_may_alias_ref_p): Likewise.
3327 (ref_maybe_used_by_call_p_1): Handle builtins that are not
3328 covered by looking at the ESCAPED solution.
3329 (call_may_clobber_ref_p_1): Likewise.
3330 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
3331 Handle NULL_TREE offset. Do not produce redundant constraints.
3332 (process_all_all_constraints): New helper function.
3333 (do_structure_copy): Use it.
3334 (handle_lhs_call): Likewise.
3335 (find_func_aliases): Handle some builtins with pointer arguments
3336 and/or return values explicitly.
3338 2009-06-19 Ian Lance Taylor <iant@google.com>
3340 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
3342 2009-06-19 Ian Lance Taylor <iant@google.com>
3344 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
3346 2009-06-19 Ian Lance Taylor <iant@google.com>
3348 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
3349 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
3352 * c-decl.c (finish_decl): If -Wc++-compat, warn about
3353 uninitialized const.
3355 2009-06-19 Ian Lance Taylor <iant@google.com>
3357 * dse.c (struct store_info): Rename bitmap field to bmap. Change
3360 * c-decl.c (in_struct, struct_types): Remove.
3361 (struct c_binding): Add in_struct field.
3362 (c_binding_ptr): Define type, along with VEC.
3363 (struct c_struct_parse_info): Define.
3364 (struct_parse_info): New static variable.
3365 (bind): Initialize in_struct field.
3366 (start_struct): Remove enclosing_in_struct and
3367 enclosing_struct_types parameters. Add
3368 enclosing_struct_parse_info parameter. Change all callers. Set
3369 struct_parse_info rather than in_struct and struct_types.
3370 (grokfield): If -Wc++-compat and there is a symbol binding for the
3371 field name, set the in_struct flag and push it on the
3372 struct_parse_info->fields vector.
3373 (warn_cxx_compat_finish_struct): New static function.
3374 (finish_struct): Remove enclosing_in_struct and
3375 enclosing_struct_types parameters. Add
3376 enclosing_struct_parse_info parameter. Change all callers. Don't
3377 set C_TYPE_DEFINED_IN_STRUCT here. Call
3378 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
3379 parameter. Only push on struct_types if warn_cxx_compat.
3380 (finish_enum): Only push on struct_types if warn_cxx_compat.
3381 (declspecs_add_type): Add loc parameter. Change all callers.
3382 Change all error calls to error_at. Pass loc, not input_location,
3383 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
3384 defined in a struct. If -Wc++-compat and parsing a struct, record
3385 that a typedef name was used.
3386 * c-parser.c (c_parser_declspecs): Get location to pass to
3388 (c_parser_struct_or_union_specifier): Update calls to start_struct
3390 * c-tree.h (struct c_struct_parse_info): Declare.
3391 (finish_struct, start_struct): Update declarations.
3392 (declspecs_add_type): Update declaration.
3394 2009-06-19 Ian Lance Taylor <iant@google.com>
3396 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
3397 variable with an anonymous type.
3399 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3401 * see.c: Remove for real.
3403 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3405 * optabs.h (enum optab_index): Add new OTI_significand.
3406 (significand_optab): Define corresponding macro.
3407 * optabs.c (init_optabs): Initialize significand_optab.
3408 * genopinit.c (optabs): Implement significand_optab using
3409 significand?f2 patterns.
3410 * builtins.c (expand_builtin_mathfn): Handle
3411 BUILT_IN_SIGNIFICAND{,F,L}.
3412 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
3413 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
3415 * config/i386/i386.md (significandxf2, significand<mode>2): New
3416 expanders to implement significandf, significand and significandl
3417 built-ins as inline x87 intrinsics.
3419 2009-06-18 Anatoly Sokolov <aesok@post.ru>
3421 * config/avr/avr.c (avr_override_options): Remove setting value of
3422 PARAM_INLINE_CALL_COST.
3424 2009-06-18 Richard Henderson <rth@redhat.com>
3427 * tree-pass.h (TDF_ASMNAME): New.
3428 * tree-dump.c (dump_options): Add asmname.
3429 * doc/invoke.texi: Document it.
3431 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
3432 (dump_decl_name): ...here.
3433 (dump_function_name): New flags arg; mind TDF_ASMNAME.
3434 (dump_generic_node): Update dump_function_name calls.
3435 (print_call_name): New flags arg; update all dump calls.
3436 * diagnostic.h (print_call_name): Update.
3437 * gimple-pretty-print.c (dump_gimple_call): Update.
3439 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
3442 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
3444 2009-06-18 Diego Novillo <dnovillo@google.com>
3446 * doc/plugins.texi: Document plugin_is_GPL_compatible.
3447 * plugin.c (str_license): Declare.
3448 (try_init_one_plugin): Assert that the symbol
3449 'plugin_is_GPL_compatible' exists.
3451 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
3454 * Makefile.in (OBJS-common): Remove see.o.
3456 * common.opt (fsee): Mark as preserved for backward compatibility.
3457 * opts.c (common_handle_option): Add OPT_fsee to the backward
3458 compatibility section.
3459 * passes.c (init_optimization_passes, pass_see): Remove pass.
3460 * timevar.def (TV_SEE): Remove.
3461 * tree-pass.h (pass_see): Remove declaration.
3462 * doc/invoke.texi (-fsee): Remove documentation.
3464 2009-06-18 Martin Jambor <mjambor@suse.cz>
3466 * tree-sra.c: Include statistics.h
3467 (sra_stats): New variable.
3468 (sra_initialize): Clear sra_stats.
3469 (create_access_replacement): Increment sra_stats.replacements.
3470 (get_access_replacement): Do not return twice.
3471 (analyze_all_variable_accesses): Increment statistics counter by the
3472 number of scalarized aggregates.
3473 (generate_subtree_copies): Increment sra_stats.subtree_copies.
3474 (sra_modify_expr): Increment sra_stats.exprs.
3475 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
3476 (sra_modify_assign): Increment sra_stats.exprs,
3477 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
3478 (perform_intra_sra): Update statistics counters.
3479 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
3481 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3483 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
3484 (arm_scalar_mode_supported_p): New function.
3486 2009-06-18 Paul Brook <paul@codesourcery.com>
3487 Sandra Loosemore <sandra@codesourcery.com>
3489 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
3490 (__extendhfsf2, __truncsfhf2): Define.
3491 * config/arm/fp16.c: New file.
3492 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3493 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3495 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3497 * doc/extend.texi (Half-Precision): New section.
3498 * doc/invoke.texi (Option Summary): List -mfp16-format.
3499 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
3500 * config/arm/arm.opt (mfp16-format=): New.
3501 * config/arm/arm.c: Include intl.h.
3502 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
3503 (TARGET_INVALID_RETURN_TYPE): Redefine.
3504 (TARGET_PROMOTED_TYPE): Redefine.
3505 (TARGET_CONVERT_TO_TYPE): Redefine.
3506 (arm_fp16_format): Define.
3507 (all_fpus): Add entry for neon-fp16.
3508 (fp_model_for_fpu): Likewise.
3509 (struct fp16_format): Declare.
3510 (all_fp16_formats): Define.
3511 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
3513 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
3515 (arm_legitimate_index_p): Treat HFmode like HImode.
3516 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
3517 (coproc_secondary_reload_class): Special-case HFmode.
3518 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
3519 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
3520 (arm_init_fp16_builtins): New.
3521 (arm_init_builtins): Call it.
3522 (arm_invalid_parameter_type): New.
3523 (arm_invalid_return_type): New.
3524 (arm_promoted_type): New.
3525 (arm_convert_to_type).
3526 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
3528 (arm_emit_fp16_const): New function.
3529 (arm_mangle_type): Mangle __fp16 as "Dh".
3530 * config/arm/arm.h (TARGET_VFPD32): Make it know about
3532 (TARGET_NEON_FP16): New.
3533 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
3534 (enum fputype): Add FPUTYPE_NEON_FP16.
3535 (enum arm_fp16_format_type): Declare.
3536 (arm_fp16_format): Declare.
3537 (LARGEST_EXPONENT_IS_NORMAL): Define.
3538 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
3539 * config/arm/arm-modes.def (HFmode): Define.
3540 * config/arm/vfp.md: (*movhf_vfp): New.
3543 * config/arm/arm.md: (fpu): Add neon_fp16.
3544 (floatsihf2, floatdihf2): New.
3545 (fix_trunchfsi2, fix_trunchfdi2): New.
3549 (*arm32_movhf): New.
3550 (*thumb1_movhf): New.
3551 (consttable_2): Add check for HFmode constants.
3552 (consttable_4): Handle HFmode constants.
3554 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
3556 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
3558 2009-06-17 Olivier Hainque <hainque@adacore.com>
3560 * collect2.c (main): Use CONST_CAST2 to perform char ** to
3561 const char ** conversion in AIX specific section.
3563 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
3565 * config/i386/i386.c (ix86_special_builtin_type): Remove
3566 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
3567 (bdesc_special_args): Updated.
3568 (ix86_init_mmx_sse_builtins): Likewise.
3569 (ix86_expand_special_args_builtin): Likewise.
3571 2009-06-17 Richard Henderson <rth@redhat.com>
3573 * tree-pretty-print.c (maybe_dump_asm_name): New.
3574 (dump_decl_name): Use it.
3575 (PRINT_FUNCTION_NAME): Merge into...
3576 (dump_function_name): ... here. Use maybe_dump_asm_name.
3578 2009-06-17 Cary Coutant <ccoutant@google.com>
3580 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
3582 * debug.c (struct gcc_debug_hooks): Change placeholder for
3584 (debug_nothing_int_charstar_int): Replaced by...
3585 (debug_nothing_int_charstar_int_bool): ...this.
3586 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
3587 source_line prototype.
3588 (debug_nothing_int_charstar_int): Replaced by...
3589 (debug_nothing_int_charstar_int_bool): ...this.
3590 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
3591 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
3592 Output is_stmt operand when necessary.
3593 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
3594 (notice_source_line): Add is_stmt parameter.
3595 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
3596 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
3598 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
3599 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
3601 2009-06-17 Ian Lance Taylor <iant@google.com>
3603 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
3605 (struct store_by_pieces_d): Rename from store_by_pieces. Change
3608 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
3610 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
3611 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
3612 tree_strip_sign_nop_conversions and
3613 tree_ssa_strip_useless_type_conversions rather than stripping
3614 the operations here.
3615 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
3617 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
3618 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
3619 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
3620 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
3623 2009-06-17 Michael Eager <eager@eagercon.com>
3625 * config/rs6000/constraints.md (register_constraint "d"): New.
3626 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
3627 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
3628 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
3629 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
3630 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
3631 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
3632 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
3633 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
3634 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
3635 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
3637 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
3638 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
3639 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
3640 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
3641 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3642 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
3643 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
3644 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
3645 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
3646 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
3647 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
3648 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
3649 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
3650 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
3652 2009-06-16 Ian Lance Taylor <iant@google.com>
3654 * profile.c (total_num_never_executed): Don't define.
3655 (compute_branch_probabilities): Don't count or print
3657 (init_branch_prob): Don't set total_num_never_executed.
3658 (end_branch_prob): Don't print total_num_never_executed.
3660 2009-06-17 David Daney <ddaney@caviumnetworks.com>
3662 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
3664 2009-06-17 David Edelsohn <edelsohn@gnu.org>
3666 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
3667 (nabstd2_fpr): Same.
3669 2009-06-17 Steve Ellcey <sje@cup.hp.com>
3671 * expr.c (expand_assignment): Change complex type check.
3673 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
3675 * doc/plugins.texi (Building GCC plugins): Added new section.
3677 2009-06-17 Ian Lance Taylor <iant@google.com>
3679 * c-pch.c (get_ident): Don't set size of templ array.
3680 (pch_init): Don't set size of partial_pch array.
3682 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
3683 string constant to intialize an array whose size is the length of
3686 2009-06-17 Richard Guenther <rguenther@suse.de>
3688 PR tree-optimization/40389
3689 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
3690 to addressable types.
3691 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
3693 2009-06-17 Richard Guenther <rguenther@suse.de>
3696 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
3697 if there is no evolution of left in the loop bail out.
3698 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
3699 chrec_fold_multiply.
3701 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
3702 Janis Johnson <janis187@us.ibm.com>
3705 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
3706 for the symbol ref of a constant that is the source of a move
3707 - nor for any other not-obvious-label-ref constants.
3709 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
3711 * plugin.c (position_pass): Skip newly inserted pass during list
3712 traversal to avoid repeated insertion.
3714 2009-06-16 Ian Lance Taylor <iant@google.com>
3716 * vec.h (VEC_stack_alloc): Define different version if
3717 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
3718 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
3719 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
3720 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3722 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
3724 * config.gcc (extra_headers): Add ia32intrin.h for x86.
3726 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
3727 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
3728 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
3729 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
3730 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
3731 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3732 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3733 (bdesc_special_args): Add __builtin_ia32_rdtsc and
3734 __builtin_ia32_rdtscp.
3735 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
3736 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
3737 and __builtin_ia32_rorhi.
3738 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
3739 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3740 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3741 (ix86_expand_args_builtin): Likewise.
3742 (ix86_expand_special_args_builtin): Likewise.
3744 * config/i386/i386.md (UNSPECV_RDTSCP): New.
3745 (UNSPECV_RDTSC): Likewise.
3746 (UNSPECV_RDPMC): Likewise.
3747 (*bsr): Renamed to ...
3749 (*bsr_rex64): Renamed to ...
3753 (*rdpmc_rex64): Likewise.
3756 (*rdtsc_rex64): Likewise.
3758 (*rdtscp): Likewise.
3759 (*rdtscp_rex64): Likewise.
3761 * config/i386/ia32intrin.h: New.
3763 * config/i386/x86intrin.h: Include <ia32intrin.h>.
3765 2009-06-16 Ian Lance Taylor <iant@google.com>
3767 * ira-build.c (copy_info_to_removed_store_destinations):
3768 Initialize parent_a.
3770 2009-06-16 Ian Lance Taylor <iant@google.com>
3772 * c-decl.c (grokdeclarator): Change size_varies to bool.
3774 2009-06-16 Ian Lance Taylor <iant@google.com>
3776 * sel-sched.c: Make forward declarations of move_op_hooks and
3777 fur_hooks explicitly extern.
3779 2009-06-16 Ian Lance Taylor <iant@google.com>
3781 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
3782 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
3784 2009-06-16 Ian Lance Taylor <iant@google.com>
3786 * resource.c (mark_referenced_resources): Change
3787 include_delayed_effects parameter to bool. Change all callers.
3788 (mark_end_of_function_resources): Likewise.
3789 * reorg.c (insn_references_resource_p): Likewise.
3790 (insn_sets_resource_p): Likewise.
3791 * resource.h (mark_referenced_resources): Update declaration.
3792 (mark_end_of_function_resources): Update declaration.
3794 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3796 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
3798 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3800 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
3801 GCC can bootstrap on AIX with GNU Binutils 2.20.
3803 2009-06-16 Ian Lance Taylor <iant@google.com>
3805 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
3807 2009-06-16 Ian Lance Taylor <iant@google.com>
3809 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
3810 inline, not extern inline.
3811 (exact_log2): Likewise.
3812 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
3814 (exact_log2): Likewise, but don't test CTZ_HWI.
3816 2009-06-16 Ian Lance Taylor <iant@google.com>
3818 * bitmap.c (bitmap_clear): Don't declare as inline.
3819 * gimple.c (gimplify_assign): Likewise.
3820 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
3821 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
3822 (sched_scan_info): Remove duplicate definition.
3824 2009-06-16 Ian Lance Taylor <iant@google.com>
3826 * c-common.c (skip_evaluation): Don't define.
3827 (c_inhibit_evaluation_warnings): Define global variable.
3828 (overflow_warning): Check c_inhibit_evaluation_warnings rather
3829 than skip_evaluation.
3830 (convert_and_check, warn_for_div_by_zero): Likewise.
3831 * c-common.h (skip_evaluation): Don't declare.
3832 (c_inhibit_evaluation_warnings): Declare.
3833 * c-parser.c (c_parser_typeof_specifier): Set
3834 c_inhibit_evaluation_warnings rather than skip_evaluation.
3835 (c_parser_conditional_expression): Likewise.
3836 (c_parser_binary_expression): Likewise.
3837 (c_parser_sizeof_expression): Likewise.
3838 (c_parser_alignof_expression): Likewise.
3839 * c-typeck.c (build_indirect_ref): Check
3840 c_inhibit_evaluation_warnings rather than skip_evaluation.
3841 (build_conditional_expr, build_binary_op): Likewise.
3843 2009-06-16 Richard Guenther <rguenther@suse.de>
3845 * tree-ssa-alias.c (is_escape_site): Remove.
3846 * tree-ssa-alias.h (enum escape_type): Remove.
3847 (is_escape_site): Likewise.
3848 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
3849 via casts and asms without deferring to is_escape_site.
3851 2009-06-16 Jakub Jelinek <jakub@redhat.com>
3854 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
3855 use gen_lowpart if op0 has complex mode.
3857 2009-06-16 Richard Guenther <rguenther@suse.de>
3859 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
3860 variables add them to ESCAPED.
3861 (find_func_aliases): Do not make all indirectly stored values escaped.
3863 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
3865 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
3868 2009-06-16 Martin Jambor <mjambor@suse.cz>
3870 PR tree-optimization/40432
3871 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
3872 check whether we need to force gimple register operand.
3874 2009-06-16 Martin Jambor <mjambor@suse.cz>
3876 PR tree-optimization/40413
3877 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
3878 build_ref_for_offset.
3879 (propagate_subacesses_accross_link): Fix a typo in a comment.
3881 2009-06-16 Ira Rosen <irar@il.ibm.com>
3883 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3884 with additional parameter.
3885 * tree-vectorizer.h (enum vect_def_type): Add new value
3887 (enum vect_relevant): Add comments.
3888 (vect_is_simple_reduction): Add new argument.
3889 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
3890 Detect nested cycles.
3891 (vect_is_simple_reduction): Update documentation, add an argument to
3892 distinguish inner-loop reduction from nested cycle, detect nested
3893 cycles, fix printings and indentation, don't swap operands in case
3895 (get_initial_def_for_reduction): Handle subtraction.
3896 (vect_create_epilog_for_reduction): Add new argument to specify
3898 (vect_finalize_reduction): Handle subtraction, fix comments.
3899 (vectorizable_reduction): Handle nested cycles. In case of nested
3900 cycle keep track of the reduction variable position. Call
3901 vect_is_simple_reduction with additional parameter. Use original
3902 statement code in reduction epilogue for nested cycle. Call
3903 vect_create_epilog_for_reduction with additional parameter.
3904 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
3905 inner-loop vectorization.
3906 (vect_recog_widen_sum_pattern): Likewise.
3907 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
3909 (vect_mark_stmts_to_be_vectorized): Likewise.
3910 (vect_get_vec_def_for_operand): Handle nested cycles.
3912 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3914 * doc/invoke.texi (Debugging Options): Fix option index entries
3915 for -fdump-statistics, -frandom-seed add entries for
3916 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
3917 (FRV Options): Fix entries for -mTLS, -mtls.
3918 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
3919 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
3920 (M68hc1x Options): Fix @itemx for -mnominmax.
3921 (MCore Options): Fix entry for -mno-lsim.
3922 (MMIX Options): Fix entry for -mabi=mmixware.
3923 (PDP-11 Options): Fix entry for -mbcopy-builtin.
3925 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
3927 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
3928 Mention the plugin mode of gengtype.
3929 * doc/gty.texi (Source Files Containing Type Information): Likewise.
3930 * gengtype.c: Updated copyright.
3931 (plugin_files, nb_plugin_files) Added new static variables.
3932 (measure_input_list) Care about plugin_files.
3933 (write_rtx_next): Added early return in plugin mode.
3934 (create_file): Updated copyright year in generated file. Added
3936 (oprintf): Added early return if NULL outf.
3937 (get_output_file_with_visibility): Care of plugin_files.
3938 (get_output_file_name): May return null.
3939 (write_local): Added early return.
3940 (put_mangled_filename): Ditto.
3941 (finish_root_table): Added check for base_files.
3942 (write_roots): Care about null when plugins.
3943 (main): Added plugin mode.
3945 2009-06-15 Ian Lance Taylor <iant@google.com>
3947 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
3948 * gcov.c (read_count_file): Add braces around variables declared
3951 * c.opt (Wjump-misses-init): New warning.
3952 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
3953 -Wall and -Wc++-compat if not already set.
3954 (c_common_post_options): Clear warn_jump_misses_init if it was not
3956 * c-decl.c (struct c_binding): Change type field to a union with
3957 new label field. Make it the first field in the struct. Update
3958 references to type to use u.type instead.
3959 (struct c_spot_bindings): Define.
3960 (struct c_goto_bindings): Define.
3961 (c_goto_bindings_p): Define, along with VECs.
3962 (struct c_label_vars): Define.
3963 (struct c_scope): Add has_label_bindings field.
3964 (bind_label, set_spot_bindings): New static functions.
3965 (decl_jump_unsafe, update_spot_bindings): New static functions.
3966 (update_label_decls): New static function.
3967 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
3968 Update binding u.label field to shadowed field.
3969 (c_binding_start_stmt_expr): New function.
3970 (c_binding_end_stmt_expr): New function.
3971 (pushdecl): Don't call c_begin_vm_scope.
3972 (make_label): Add defining and p_label_vars parameters. Change
3974 (lookup_label): Correct test for whether a label has not yet been
3975 defined. Call bind_label rather than bind.
3976 (warn_about_goto): New static function.
3977 (lookup_label_for_goto): New function.
3978 (declare_label): Call bind_label rather than bind.
3979 (check_earlier_gotos): New static function.
3980 (define_label): Don't give errors about jumping into statement
3981 expressions or scopes of variably modified types. Call
3982 set_spot_bindings and check_earlier_gotos. Call bind_label
3983 instead of bind. Don't set label_context_stack_se or
3984 label_context_stack_vm.
3985 (c_get_switch_bindings): New function.
3986 (c_release_switch_bindings): New function.
3987 (c_check_switch_jump_warnings): New function.
3988 (start_function): Don't set label_context_stack_se or
3989 label_context_stack_vm.
3990 (finish_function): Likewise.
3991 * c-typeck.c (label_context_stack_se): Don't define.
3992 (label_context_stack_vm): Don't define.
3993 (c_finish_goto_label): Call lookup_label_for_goto rather than
3994 lookup_label. Don't give errors about jumping into a statement
3995 expression or the scope of a variably modified type. Don't set
3996 label_context_stack_se or label_context_stack_vm.
3997 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
3998 fields. Add bindings field.
3999 (c_start_case): Don't set deleted fields. Set bindings field.
4000 (do_case): Rework order of tests. Don't check blocked_stmt_expr
4001 or blocked_vm. Call c_check_switch_jump_warnings.
4002 (c_finish_case): Don't test blocked_stmt_expr field. Call
4003 c_release_switch_bindings.
4004 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
4005 c_switch_stack. Don't walk label_context_stack_se labels. Don't
4006 set label_context_stack_se. Call c_bindings_start_stmt_expr.
4007 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
4008 c_switch_stack. Don't walk label_context_stack_se labels. Don't
4009 set label_context_stack_se. Call c_bindings_end_stmt_expr.
4010 (c_begin_vm_scope, c_end_vm_scope): Don't define.
4011 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
4012 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
4013 (C_DECL_UNJUMPABLE_VM): Don't define.
4014 (C_DECL_UNDEFINABLE_VM): Don't define.
4015 (struct c_label_list): Don't define.
4016 (struct c_label_context_se): Don't define.
4017 (struct c_label_context_vm): Don't define.
4018 (struct c_spot_bindings): Declare.
4019 (c_bindings_start_stmt_expr): Declare.
4020 (c_bindings_end_stmt_expr): Declare.
4021 (lookup_label_for_goto): Declare.
4022 (c_get_switch_bindings, c_release_switch_bindings): Declare.
4023 (c_check_switch_jump_warnings): Declare.
4024 (label_context_stack_se, label_context_stack_vm): Don't declare.
4025 (c_finish_goto_label): Update declaration.
4026 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
4027 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
4028 (Warning Options): Document -Wjump-misses-init.
4030 2009-06-15 Jakub Jelinek <jakub@redhat.com>
4032 * tree-object-size.c (addr_object_size): Fix a pasto in the last
4035 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
4037 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
4039 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
4041 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
4043 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
4045 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
4047 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
4049 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
4050 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
4051 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
4052 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
4053 * dwarf2asm.c (dw2_force_const_mem): Update call to
4055 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
4056 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
4057 * langhooks.c (lhd_comdat_group): Remove.
4058 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
4059 * tree.h (DECL_COMDAT_GROUP): New.
4060 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
4061 (tree_decl_with_vis): Add comdat_group. Remove one_only.
4062 (make_decl_one_only): Change signature.
4063 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
4065 (make_decl_one_only): Change signature.
4066 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
4068 2009-06-15 Richard Guenther <rguenther@suse.de>
4071 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
4073 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4075 * tree-ssa-math-opts.c: Remove extra divide.
4077 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4079 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
4081 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4083 * passes.c: Add bswap pass.
4084 * tree-pass.h: Add pass_optimize_bswap declaration.
4085 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
4086 Include rtl.h, expr.h and optabs.h for optab_handler check.
4087 (struct symbolic_number, pass_optimize_bswap): New definition.
4088 (do_shift_rotate, verify_symbolic_number_p): New functions.
4089 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
4090 (gate_optimize_bswap): New function.
4091 * tree.c (widest_int_cst_value): New function.
4092 * tree.h (widest_int_cst_value): Prototype added.
4094 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
4096 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
4097 REG_EQUAL/REG_EQUIV notes.
4099 2009-06-14 Richard Guenther <rguenther@suse.de>
4102 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
4103 has its address taken if NRV was applied and it is addressable.
4104 * tree-ssa-structalias.c (get_constraint_for_address_of): New
4105 function split out from ...
4106 (get_constraint_for_1): ... here.
4107 (handle_rhs_call): Use it to mark the return slot escaped if
4108 it is addressable and NRV was applied.
4110 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
4112 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
4113 Change first argument type to location_t.
4114 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
4115 Do not set input_location.
4116 Use loc instead of input_location throughout.
4118 2009-06-13 Richard Guenther <rguenther@suse.de>
4120 PR tree-optimization/40421
4121 * tree-predcom.c (should_unroll_loop_p): Remove.
4122 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
4124 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4126 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4127 Add location argument.
4129 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
4131 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
4133 * config/s390/s390.c (s390_build_builtin_va_list): Same.
4134 (s390_gimplify_va_arg): Pass location to create_artificial_label.
4135 * config/spu/spu-protos.h: Add location to
4136 spu_resolve_overloaded_builtin.
4137 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
4138 spu_build_builtin_va_list.
4139 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
4140 argument. Pass location to build_function_call_vec.
4141 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
4143 (emit_fpu_switch): Same.
4144 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
4145 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
4146 to build_decl and create_artificial_label.
4147 (xtensa_gimplify_va_arg_expr): Same.
4148 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
4149 (xstormy16_gimplify_va_arg_expr): Same.
4150 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
4151 * config/arm/arm.c (arm_build_builtin_va_list): Same.
4152 * config/mips/mips.c (mips_build_builtin_va_list): Same.
4153 (mips16_build_function_stub): Same.
4154 (mips16_build_call_stub): Same.
4156 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
4159 * arm/constraints.md (Pa, Pb): New constraints.
4160 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
4161 split pattern to deal with them.
4163 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
4165 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
4166 fix index entry for -Xpreprocessor.
4168 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4170 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4171 Add location argument to build_decl call.
4172 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
4173 (rs6000_init_builtins): Same.
4174 (spe_init_builtins): Same.
4175 (rs6000_gimplify_va_arg): Add location argument to
4176 create_artificial_label call.
4178 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
4180 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
4181 * combine-stack-adj.c (pass_stack_adjustments): Use it.
4182 * Makefile.in: Fix GGC dependency for gcse.o.
4184 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4186 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
4187 * gimple-pretty-print.c (dump_gimple_stmt): Same.
4188 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
4190 * c-parser.c (c_parser_binary_expression): Use current column while
4191 building binary operations.
4192 * common.opt (fshow-column): Enable by default.
4193 * tree-vrp.c (check_array_ref): Use warning_at.
4194 (check_array_bounds): Use location from call back if expr has no
4196 * tree.h: Add location argument to maybe_fold_*.
4197 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
4198 (maybe_fold_offset_to_array_ref): Add location argument and use it.
4199 (maybe_fold_offset_to_component_ref): Same.
4200 (maybe_fold_offset_to_reference): Same.
4201 (maybe_fold_offset_to_address): Same.
4202 (maybe_fold_stmt_indirect): Same.
4203 (maybe_fold_stmt_addition): Same.
4204 (fold_stmt_r): Pass location to maybe_fold_*.
4205 (fold_gimple_assign): Same.
4206 * c-tree.h: Add location argument to finish_decl,
4207 default_function_array_conversion, store_init_value.
4208 * c-decl.c (define_label): Use error_at.
4209 (c_make_fname_decl): Pass location to finish_decl.
4210 (finish_decl): New location argument.
4211 (build_compound_literal): Pass location to store_init_value.
4212 (grokdeclarator): Pass location to finish_decl.
4214 * c-typeck.c (array_to_pointer_conversion): New location argument.
4215 (function_to_pointer_conversion): Same.
4216 (default_function_array_conversion): Same.
4217 (parser_build_unary_op): Pass location to overflow_warning.
4218 (parser_build_binary_op): Same. Use warning_at.
4219 (build_unary_op): Pass location to array_to_pointer_conversion.
4220 (build_c_cast): Pass location to digest_init.
4221 (build_modify_expr): New location argument.
4222 (convert_for_assignment): Same.
4223 (store_init_value): Same.
4224 (digest_init): Same.
4225 (output_init_element): Pass location to digest_init and
4226 array_to_pointer_conversion.
4227 (c_finish_return): Pass location to convert_for_assignment.
4228 * gimplify.c (gimplify_conversion): Pass location to
4229 maybe_fold_offset_to_address.
4230 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
4231 to maybe_fold_stmt_addition.
4232 * c-omp.c (c_finish_omp_atomic): Pass new location to
4234 (c_finish_omp_for): Same.
4235 * c-common.c (overflow_warning): New argument.
4236 * c-common.h: New argument to build_modify_expr, overflow_warning.
4237 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
4239 (c_parser_initializer): Pass location to
4240 default_function_array_conversion.
4241 (c_parser_initelt): Same.
4242 (c_parser_initval): Same.
4243 (c_parser_asm_operands): Same.
4244 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
4245 (c_parser_conditional_expression): Same.
4246 (c_parser_binary_expression): Add location info to stack. Use it.
4247 (c_parser_unary_expression): Pass location to
4248 default_function_array_conversion, parser_build_unary_op,
4249 build_indirect_ref, c_parser_postfix_expression_after_primary.
4250 (c_parser_postfix_expression_after_primary): New location argument.
4252 (c_parser_expression_conv): Pass location to
4253 default_function_array_conversion.
4254 (c_parser_expr_list): Same.
4255 (c_parser_omp_atomic): Same.
4256 (c_parser_omp_for_loop): Same.
4257 * c-tree.h: (struct c_declarator): Add comment to id_loc.
4258 (build_array_declarator): New argument.
4259 * c-decl.c (build_array_declarator): Add location argument.
4260 (grokdeclarator): Set id_loc for cdk_array.
4261 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
4262 build_array_declarator.
4263 * tree.c (build_omp_clause): Add location argument.
4264 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
4265 (OMP_CLAUSE_LOCATION): New macro.
4266 (struct tree_omp_clause): Add location field.
4267 (build_omp_clause): Add argument.
4268 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
4269 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
4271 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
4272 (cp_parser_omp_clause_collapse): Same.
4273 (cp_parser_omp_clause_default): Same.
4274 (cp_parser_omp_clause_if): Same.
4275 (cp_parser_omp_clause_nowait): Same.
4276 (cp_parser_omp_clause_num_threads): Same.
4277 (cp_parser_omp_clause_ordered): Same.
4278 (cp_parser_omp_clause_schedule): Same.
4279 (cp_parser_omp_clause_untied): Same.
4280 (cp_parser_omp_for_loop): Same.
4281 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4282 * c-tree.h (c_start_case): Add location argument.
4283 (c_process_expr_stmt): Same.
4284 (c_finish_goto_*): Same.
4285 * tree-parloops.c (initialize_reductions): Pass location to
4287 (create_parallel_loop): Same.
4288 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
4289 (gfc_trans_omp_reduction_list): Same.
4290 (gfc_trans_omp_clauses): Same.
4291 (gfc_trans_omp_do): Same.
4292 * c-typeck.c (c_finish_goto_label): Same.
4293 (c_finish_goto_ptr): New location argument.
4294 (c_start_case): Same.
4295 (emit_side_effect_warnings): Same.
4296 (c_process_expr_stmt): Same.
4297 (c_finish_stmt_expr): Same.
4298 (c_finish_omp_clauses): Use error_at instead of error.
4299 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
4301 * c-omp.c (c_split_parallel_clauses): New location argument.
4302 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
4303 to build_omp_clause.
4304 (convert_local_reference_stmt): Same.
4305 (convert_gimple_call): Same.
4306 * c-common.h (c_split_parallel_clauses): New argument.
4307 * c-parser.c (c_parser_statement_after_labels): Pass location to
4308 c_finish_goto_label.
4309 (c_parser_switch_statement): Pass location to c_start_case.
4310 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
4311 and c_process_expr_stmt.
4312 (c_parser_omp_variable_list): Add location argument.
4313 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
4314 (c_parser_omp_clause_default): Same.
4315 (c_parser_omp_clause_if): Same.
4316 (c_parser_omp_clause_num_threads): Same.
4317 (-c_parser_omp_clause_ordered): Same.
4318 (c_parser_omp_clause_reduction): Pass location to
4319 c_parser_omp_variable_list.
4320 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
4321 (c_parser_omp_clause_untied): Same.
4322 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
4323 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4325 * c-tree.h (check_for_loop_decls, undeclared_variable,
4326 build_component_ref, build_array_ref, build_external_ref,
4327 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
4328 build_conditional_expr, build_compound_expr, c_cast_expr,
4329 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
4330 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
4332 * c-semantics.c (build_stmt): Same.
4333 (build_case_label): Same.
4334 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
4335 (undeclared_variable): New argument.
4337 (lookup_label): Pass location on down.
4338 (define_label): Same.
4339 (finish_decl): Same.
4340 (build_compound_literal): Same.
4341 (finish_struct): Same.
4342 (finish_function): Do not set location here.
4343 (check_for_loop_decls): New argument.
4344 * tree.c (save_expr): Set location.
4345 (build_empty_stmt): New argument.
4346 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
4347 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
4348 * builtins.c (gimplify_va_arg_expr): Use locations.
4349 (expand_builtin_sync_operation): Same.
4350 * c-typeck.c (build_component_ref): New argument.
4351 (build_array_ref): Same.
4352 (build_external_ref): Same.
4353 (c_expr_sizeof_expr): Same.
4354 (c_expr_sizeof_type): Same.
4355 (parser_build_unary_op): Same.
4356 (build_conditional_expr): Same.
4357 (build_compound_expr): Pass location on down.
4358 (build_compound_expr): New argument.
4359 (build_c_cast): Same.
4360 (c_cast_expr): Same.
4361 (build_asm_expr): Same.
4362 (c_finish_return): Same.
4363 (c_process_expr_stmt): Pass location on down.
4364 (c_finish_stmt_expr): New argument.
4365 (push_clenaup): Same.
4366 (c_finish_omp_parallel): Same.
4367 (c_finish_omp_task): Same.
4368 * gimplify.c (gimplify_call_expr): Pass location on down.
4369 * c-omp.c (c_finish_omp_master): New argument.
4370 (c_finish_omp_critical): Same.
4371 (c_finish_omp_ordered): Same.
4372 (c_finish_omp_barrier): Same.
4373 (-c_finish_omp_taskwait): Same.
4374 (c_finish_omp_atomic): Same.
4375 (c_finish_omp_flush): Same.
4376 * tree-inline.c (copy_tree_body_r): Pass location on down.
4377 (inline_forbidden_p): Remove use of input_location.
4378 * c-gimplify.c (c_build_bind_expr): New argument.
4379 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
4380 (c_sizeof_or_alignof_type): New argument.
4381 (c_alignof_expr): Same.
4382 (build_va_arg): Same.
4383 (c_add_case_label): Same.
4384 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
4385 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
4386 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
4387 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
4388 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
4389 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
4391 * stub-objc.c (objc_build_selector_expr): Same.
4392 (objc_build_throw_stmt): Same.
4393 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
4394 (c_parser_initelt): Same.
4395 (c_parser_compound_statement): Same.
4396 (c_parser_compound_statement_nostart): Same.
4397 (c_parser_label): Same.
4398 (c_parser_statement_after_labels): Same.
4399 (c_parser_if_body): Same.
4400 (c_parser_else_body): Same.
4401 (c_parser_if_statement): Same.
4402 (c_parser_switch_statement): Same.
4403 (c_parser_while_statement): Same.
4404 (c_parser_do_statement): Same.
4405 (c_parser_for_statement): Same.
4406 (c_parser_asm_statement): Same.
4407 (c_parser_conditional_expression): Same.
4408 (c_parser_binary_expression): Same.
4409 (c_parser_cast_expression): Same.
4410 (c_parser_unary_expression): Same.
4411 (c_parser_sizeof_expression): Same.
4412 (c_parser_alignof_expression): Same.
4413 (c_parser_postfix_expression): Same.
4414 (c_parser_expression): Same.
4415 (c_parser_objc_receiver): Same.
4416 (c_parser_omp_variable_list): Same.
4417 (c_parser_omp_structured_block): Same.
4418 (c_parser_omp_atomic): New argument.
4419 (c_parser_omp_barrier): Same.
4420 (c_parser_omp_critical): Same.
4421 (c_parser_omp_flush): Pass location on down.
4422 (c_parser_omp_for_loop): New argument.
4423 (c_parser_omp_for): Same.
4424 (c_parser_omp_master): Same.
4425 (c_parser_omp_ordered): Same.
4426 (c_parser_omp_sections_scope): Same.
4427 (c_parser_omp_sections): Same.
4428 (c_parser_omp_parallel): Same.
4429 (c_parser_omp_single): Same.
4430 (c_parser_omp_task): Same.
4431 (c_parser_omp_taskwait): Pass location on down.
4432 (c_parser_omp_construct): Same.
4433 (c_parser_omp_threadprivate): Same.
4434 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
4435 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
4436 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
4437 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
4438 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
4439 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
4440 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
4441 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
4442 config/i386/i386.c, stmt.c:
4443 Add location argument to the following function definitions and/or
4444 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
4445 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
4446 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
4447 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
4448 do_case, c_finish_bc_stmt, build_compound_literal,
4449 build_function_call.
4450 * c-decl.c (build_compound_literal): Add location argument.
4451 Make all diagnostic calls use location.
4452 (start_struct): Same.
4453 (finish_struct): Same.
4455 (build_enumerator): Same.
4456 (start_function): Same.
4457 (grokdeclarator): Make all diagnostic calls use location.
4458 (store_parm_decls_oldstyle): Same.
4459 * c-typeck.c (build_function_call): Add location argument.
4460 Make all diagnostic calls use location.
4462 (c_finish_bc_stmt): Same.
4463 * tree-nested.c (get_trampoline_type): Add argument.
4464 Pass location to build_decl.
4465 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
4466 * rtl.h (RTL_LOCATION): New.
4467 * c-common.c (c_add_case_label): Add location argument.
4468 Make all diagnostic calls use location.
4469 * c-common.h: Add location argument to make_fname_decl, do_case,
4470 c_add_case_label, build_function_call, resolve_overloaded_builtin.
4471 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
4472 Set it appropriately for every case. Pass enum_loc to start_enum
4473 call. Pass value_loc first to build_enumerator. Pass enum_loc to
4475 (c_parser_struct_or_union_specifier): Save location. Use it for
4476 start_struct, finish_struct, and parser_xref_tag.
4478 2009-06-12 Ian Lance Taylor <iant@google.com>
4480 * fold-const.c (fold_unary): Rename local variable and to and_expr.
4482 * c-opts.c (c_common_handle_option): For -Wc++-compat set
4483 cpp_opts->warn_cxx_operator_names.
4485 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4488 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
4489 is returns NULL and OP is a VCE, look through the VCE.
4491 2009-06-12 Ian Lance Taylor <iant@google.com>
4494 * collect2.c (main): Use CONST_CAST2 in code inside #if
4495 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
4497 2009-06-12 Joey Ye <joey.ye@intel.com>
4500 * cfgexpand.c (get_decl_align_unit): Update
4501 max_used_stack_slot_alignment with align instead of
4502 stack_alignment_needed.
4504 * function.c (assign_stack_local_1): Update
4505 max_used_stack_slot_alignment with alignment_in_bits instead
4506 of stack_alignment_needed.
4507 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
4510 2009-06-12 Jakub Jelinek <jakub@redhat.com>
4512 * dwarf2out.c (last_var_location_insn): New variable.
4513 (dwarf2out_end_epilogue): Clear last_var_location_insn.
4514 (dwarf2out_var_location): Don't record anything after last real
4515 insn. Only change labels if there were any real instructions
4516 in between last note and this one, or if changed sections.
4518 2009-06-11 Richard Henderson <rth@redhat.com>
4520 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
4521 note when storing the frame pointer in a register.
4522 (FRP): Don't redefine to nothing for epilogue.
4523 (alpha_expand_epilogue): Mark register and sp restores.
4524 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
4526 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
4527 when gen_lowpart is needed.
4529 2009-06-11 Richard Henderson <rth@redhat.com>
4531 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
4533 * dwarf2out.c (need_data_align_sf_opcode): New.
4534 (div_data_align): Move earlier.
4535 (def_cfa_1, reg_save): Use it.
4537 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
4539 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
4540 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
4541 (ix86_handle_option): Handle OPT_mcrc32.
4542 (ix86_target_string): Add -mcrc32.
4543 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
4545 * config/i386/i386.h (TARGET_CRC32): New.
4547 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
4548 (sse4_2_crc32di): Likewise.
4550 * config/i386/i386.opt (mcrc32): New.
4552 * doc/invoke.texi: Document -mcrc32.
4554 2009-06-11 Richard Henderson <rth@redhat.com>
4556 * common.opt (gdwarf-): Accept a version number.
4557 * doc/invoke.texi (gdwarf-): Update docs.
4558 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
4559 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
4560 version level, and record it.
4562 * dwarf2.h (DW_CIE_VERSION): Remove.
4563 * dwarf2out.c (DWARF_VERSION): Remove.
4564 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
4565 (output_call_frame_info): Use CIE version 3 for dwarf3,
4566 or if the return register column is out of range for version 1.
4567 (dwarf_stack_op_name): Add all dwarf3 values.
4568 (DEBUG_PUBTYPES_SECTION): New.
4569 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
4570 encoding change for dwarf3.
4571 (output_die) [dw_val_class_die_ref]: Likewise.
4572 (output_compilation_unit_header): Emit correct version for dwarf3.
4573 (output_line_info): Likewise.
4574 (output_pubnames): Update for DWARF_VERSION removal.
4575 (output_aranges): Likewise.
4576 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
4577 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
4578 (dwarf2out_finish): Likewise.
4580 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4582 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
4585 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4588 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
4589 * builtins.c (expand_builtin_unreachable): New function.
4590 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
4591 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
4592 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
4594 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
4595 searching for missing barriers.
4597 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4599 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
4600 when -fprofile-generate* was passed.
4601 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4603 2009-06-11 Anthony Green <green@moxielogic.com>
4605 * config/moxie/moxie.md: Define length attribute for all instructions.
4607 (*b<cond:code>): Support limited branch ranges for new PC-relative
4608 branch instructions.
4609 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
4611 2009-06-11 Jakub Jelinek <jakub@redhat.com>
4613 * config/i386/i386.c (min_insn_size): Use get_attr_length
4614 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
4617 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
4618 instead of emit_insn_before.
4620 2009-06-10 Ian Lance Taylor <iant@google.com>
4623 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
4626 2009-06-10 Revital Eres <eres@il.ibm.com>
4628 * passes.c (init_optimization_passes): Reschedule
4629 predictive-commoning pass before complete unroll pass.
4631 2009-06-10 Martin Jambor <mjambor@suse.cz>
4633 * cgraph.c (cgraph_node_can_be_local_p): New function.
4634 (cgraph_make_node_local): New function.
4635 * cgraph.h (cgraph_node_can_be_local_p): Declare.
4636 (cgraph_make_node_local): Declare.
4638 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
4640 * tree.h (tree_base): Add packed_flag and user_align fields.
4641 Decrease size of spare field.
4642 (TYPE_USER_ALIGN): Use user_align from tree_base.
4643 (DECL_USER_ALIGN): Likewise.
4644 (TYPE_PACKED): Use packed_flag from tree_base.
4645 (DECL_PACKED): Likewise.
4646 (tree_type): Delete packed_flag and user_align fields. Widen
4647 precision field. Widen mode field and shuffle fields to align
4648 mode on an 8-bit boundary.
4649 (tree_decl_common): Delete decl_flag_1 and user_align fields.
4650 Renumber decl_flag_* fields. Fix comments. Widen
4651 decl_common_unused field.
4652 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
4653 (DECL_EXTERNAL): Likewise.
4654 (DECL_BIT_FIELD): Likewise.
4655 (DECL_NONADDRESSABLE_P): Likewise.
4656 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
4657 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
4659 2009-06-10 Ian Lance Taylor <iant@google.com>
4661 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
4662 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
4663 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
4664 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
4665 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
4666 DEF_VEC_ALLOC_FUNC_P.
4667 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
4668 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
4669 DEF_VEC_ALLOC_FUNC_O.
4670 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
4671 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
4672 DEF_VEC_ALLOC_FUNC_I.
4673 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
4674 (vec_stack_p_reserve_exact_1): Declare.
4675 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
4676 (vec_stack_free): Declare.
4677 (VEC_stack_alloc): Define.
4678 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
4679 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
4680 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
4681 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
4683 (stack_vecs): New static variable.
4684 (vec_stack_p_reserve_exact_1): New function.
4685 (vec_stack_o_reserve_1): New static function.
4686 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
4687 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
4688 (vec_stack_free): New function.
4689 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
4690 (VEC_df_ref_stack_alloc): Define.
4691 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
4692 DEF_VEC_ALLOC_P_STACK.
4693 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
4694 (struct df_collection_rec): Change _vec fields to VEC. Remove
4696 (df_free_collection_rec): Adjust for new fields.
4697 (df_insn_rescan): Use new df_collection_rec fields.
4698 (df_notes_rescan, df_canonize_collection_rec): Likewise.
4699 (df_ref_create_structure, df_ref_record): Likewise.
4700 (df_get_conditional_uses, df_get_call_refs): Likewise.
4701 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
4702 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
4703 (df_record_exit_block_uses, df_bb_verify): Likewise.
4704 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
4705 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
4706 Remove count parameter. Change return type to void. Change all
4708 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
4709 Remove count parameter. Change return type to void. Change all
4711 (df_install_refs): Change old_vec parameter to VEC. Remove count
4712 parameter. Change all callers.
4713 (df_install_mws): Change old_vec parameter to VEC. Remove count
4714 parameter. Change all callers.
4715 (df_refs_verify): Change new_rec parameter to VEC. Change call
4717 (df_mws_verify): Likewise.
4719 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
4721 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
4723 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
4725 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
4727 2009-06-10 Anthony Green <green@moxielogic.com>
4729 * config/moxie/crti.asm: New file.
4730 * config/moxie/crtn.asm: New file.
4731 * config/moxie/moxie.c: New file.
4732 * config/moxie/moxie.h: New file.
4733 * config/moxie/sfp-machine.h: New file.
4734 * config/moxie/moxie-protos.h: New file.
4735 * config/moxie/t-moxie: Created.
4736 * config/moxie/t-moxie-softfp: Created.
4737 * config/moxie/moxie.md: Created.
4738 * config/moxie/constraints.md: Created.
4739 * config.gcc: Add moxie support.
4740 * doc/md.texi (Machine Constraints): Add moxie constraints.
4741 * doc/contrib.texi (Contributors): Mention moxie port.
4742 * doc/install.texi (Specific): Mention the moxie port.
4744 2009-06-09 Ian Lance Taylor <iant@google.com>
4746 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
4748 * optabs.c (optab_table): Only use designated initializers if
4749 HAVE_DESIGNATED_INITIALIZERS is defined.
4750 (convert_optab_table): Likewise.
4751 (init_optabs): Always call init_insn_codes if
4752 HAVE_DESIGNATED_INITIALIZERS is not defined.
4754 2009-06-09 Ian Lance Taylor <iant@google.com>
4756 * targhooks.c (default_builtin_vectorized_function): Change fn
4757 parameter to unsigned int.
4758 (default_builtin_vectorized_conversion): Change code parameter to
4760 (default_builtin_reciprocal): Change fn parameter to unsigned int.
4761 * targhooks.h: Update declarations.
4762 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
4763 parameter to unsigned int.
4765 * c-typeck.c (comptypes_check_enum_int): New static function.
4766 (comptypes_internal): Add enum_and_int_p parameter. Change all
4768 (comp_target_types): Add location parameter. Change all callers.
4769 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
4771 (function_types_compatible_p, type_lists_compatible_p): Likewise.
4772 (build_conditional_expr): Add colon_loc parameter. Change all
4774 (convert_for_assignment): Add location parameter. Change all callers.
4775 * c-parser.c (c_parser_conditional_expression): Pass location of
4776 colon to build_conditional_expr.
4777 * c-tree.h (build_conditional_expr): Update declaration.
4779 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4781 * graphite.c: Revert previous patch.
4783 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4786 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4788 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
4790 * tree-ssa-loop-prefetch.c
4791 (loop_prefetch_arrays): Fixed a portability problem in printf format
4794 2009-06-09 Martin Jambor <mjambor@suse.cz>
4796 PR tree-optimization/40351
4797 * tree-sra.c (propagate_subacesses_accross_link): Check that a
4798 refrence to a potential artifical subaccess can be constructed.
4800 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
4802 * config/sh/sh-protos.h (sh_optimization_options): Declare.
4803 (sh_override_options): Likewise.
4804 * config/sh/sh.c: Include params.h.
4805 (sh_optimization_options): New.
4806 (sh_override_options): Likewise.
4807 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
4808 (OVERRIDE_OPTIONS): Use sh_override_options.
4810 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4812 * dwarf2out.c (emit_cfa_remember): New variable.
4813 (add_fde_cfi): If emit_cfa_remember, recurse to add
4814 DW_CFA_remember_state first.
4815 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
4816 instead just set emit_cfa_remember.
4818 2009-06-08 Jan Hubicka <jh@suse.cz>
4821 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
4823 2009-06-08 Jan Hubicka <jh@suse.cz>
4826 * cgraphunit.c (save_inline_function_body): Do not copy transform
4827 hooks for saved inline bodies.
4828 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
4831 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
4833 * jump.c (returnjump_p): Handle delayed branches. Add missing
4836 2009-06-08 Jan Hubicka <jh@suse.cz>
4839 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
4840 original node might've been modified.
4841 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
4843 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4845 * tree-object-size.c (addr_object_size): Add OSI argument.
4846 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
4847 (compute_builtin_object_size, expr_object_size): Adjust callers.
4848 (plus_stmt_object_size): Call addr_object_size instead of
4849 compute_builtin_object_size.
4851 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
4852 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4854 * tree-ssa-loop-prefetch.c
4855 (gather_memory_references): Introduced a counter for the number of
4857 (anything_to_prefetch_p): Introduced a counter for the number of
4859 (is_loop_prefetching_profitable): New function with a cost model
4861 (loop_prefetch_arrays): Use the new cost model to determine if
4862 prefetching is profitable.
4863 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
4864 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4865 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
4866 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4867 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
4868 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4870 2009-06-08 Michael Matz <matz@suse.de>
4873 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
4874 partitions use the same.
4875 (expand_one_var): Deal with DECL_RTL sometimes begin set also
4876 for basevars of SSA_NAMEs.
4877 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
4878 to not expand them twice.
4879 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
4882 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
4884 * common.opt (fcompare-debug=, fcompare-debug-second): New.
4885 (fdump-final-insns=, gtoggle): New.
4886 * doc/invoke.texi: Document them.
4887 * final.c (rest_of_clean_state): Dump final insn stream.
4888 * gcc.c (invoke_as): Hook in -fcompare-debug.
4889 (static_spec_functions): Add compare-debug-dump-opt,
4890 compare-debug-self-opt and compare-debug-auxbase-opt.
4891 (compare_debug, compare_debug_second, compare_debug_opt): New.
4892 (switches_debug_check, n_switches_debug_check): New.
4893 (debug_auxbase_opt, debug_check_temp_file): New.
4894 (process_command): Handle -fno-compare-debug, -fcompare-debug and
4896 (do_self_spec): Handle arguments after switches.
4897 (do_spec_1): Add .gk extension to temp file basenames for compare.
4898 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
4899 (cc1_options): Use it instead of normal auxbase computation for
4900 the second compare-debug compilation.
4901 (compare_files): New.
4902 (main): Set up and implement compare debug mode.
4903 (compare_debug_dump_opt_spec_function): New.
4904 (compare_debug_self_opt_spec_function): New.
4905 (compare_debug_auxbase_opt_spec_function): New.
4906 * toplev.c (process_options): Handle flag_gtoggle,
4907 flag_dump_final_insns.
4908 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
4909 during -fcompare-debug-second compilation.
4911 2009-06-07 Ian Lance Taylor <iant@google.com>
4913 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
4914 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
4916 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
4917 with no default node. Change warning with %H to warning_at.
4918 Don't clear warn_switch around case checking.
4919 * doc/invoke.texi (Warning Options): Clarify distinction between
4920 -Wswitch and -Wswitch-enum.
4922 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4924 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
4926 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4928 * gbl-ctors.h: Add header guard.
4930 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4932 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
4933 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
4934 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
4935 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
4936 prototypes for removed functions.
4937 (expressions_equal_p): Move to ...
4938 * tree-ssa-sccvn.h: ... here and ...
4939 * matrix-reorg.c: ... adjust includes.
4941 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4943 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
4945 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4947 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
4948 (finish_function): Remove erroneous whitespace.
4950 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4952 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
4953 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
4955 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4957 * errors.c (internal_error): Commentary typo fix.
4958 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
4959 * tree-ssa-pre.c: Ditto.
4961 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4963 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
4964 them is supposed to hold actual statements.
4966 2009-06-06 Ian Lance Taylor <iant@google.com>
4968 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
4969 empty statements can now have attributes.
4971 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
4973 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
4974 * config/mips/mips.md: Ditto.
4976 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4978 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
4980 (__eabi_uconvert): Likewise.
4982 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4984 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
4985 CFI_* definitions with IN_GCC.
4987 2009-06-05 David Edelsohn <edelsohn@gnu.org>
4989 * xcoffout.h (xcoffout_source_line): Update prototype.
4991 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4993 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
4994 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
4996 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4999 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
5000 inlined_function_outer_scope_p blocks for artificial inlines
5002 * tree.c (tree_nonartificial_location): Rewrite using
5003 block_nonartificial_location.
5005 2009-06-05 Revital Eres <eres@il.ibm.com>
5006 Leehod Baruch <leehod@il.ibm.com>
5008 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
5009 (expand_expr_real_1): Remove comment.
5010 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
5011 Vectorize misaligned access when the target supports it.
5012 (vect_supportable_dr_alignment): Check for unaligned access support.
5013 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
5016 2009-06-05 Julian Brown <julian@codesourcery.com>
5018 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
5019 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
5021 2009-06-05 Richard Guenther <rguenther@suse.de>
5024 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
5027 2009-06-05 Jakub Jelinek <jakub@redhat.com>
5029 * config/s390/s390.c (global_not_special_regno_p): New static inline.
5030 (save_gprs): Don't tell unwinder when a global register is saved.
5031 (s390_emit_epilogue): Emit needed epilogue unwind info.
5033 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
5035 * dwarf2out.c (deferred_asm_name): New.
5036 (add_name_and_src_coords_attributes): Defer creation of
5037 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
5039 (move_linkage_attr): New.
5040 (dwarf2out_finish): Revisit deferrals and emit attributes at the
5043 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
5045 * tree-nested.c (finalize_nesting_tree_1): Declare the
5046 frame_decl in the binding tree.
5048 2009-06-04 Cary Coutant <ccoutant@google.com>
5050 * basic-block.h (struct basic_block_def): Add discriminator field.
5051 * dbxout.c (dbxout_source_line): Add new parameter. Change all
5053 * debug.c (do_nothing_debug_hooks): Add additional entry.
5054 (debug_nothing_int_charstar_int): New function.
5055 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
5056 (debug_nothing_int_charstar_int): New declaration.
5057 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
5058 discriminator value in .loc directive.
5059 * final.c (last_discriminator): New variable.
5060 (discriminator): New variable.
5061 (final_start_function): Initialize above variables, pass current
5062 discriminator to debug hook.
5063 (notice_source_line): Check for discriminator change.
5064 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
5065 * sdbout.c (sdbout_source_line): New parameter.
5066 * tree-cfg.c (struct locus_discrim_map): New structure type.
5067 (discriminator_per_locus): New hash table.
5068 (build_gimple_cfg): Allocate and free discriminator hash table.
5069 (make_edges): Call assign_discriminator.
5070 (locus_map_hash): New function.
5071 (locus_map_eq): New function.
5072 (next_discriminator_for_locus): New function.
5073 (same_line_p): New function.
5074 (assign_discriminator): New function.
5075 (make_cond_expr_edges): Call assign_discriminator.
5076 (make_gimple_switch_edges): Likewise.
5077 (first_non_label_stmt): New function.
5078 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
5080 * xcoffout.c (xcoffout_source_line): Add new parameter.
5082 * configure.ac (gcc_cv_as_discriminator): New configury check for
5083 gas support for discriminator.
5084 * configure: Regenerate.
5085 * config.in: Regenerate.
5087 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5089 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
5090 val after checking for integers.
5092 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
5094 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
5096 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
5097 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
5098 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
5099 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
5100 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
5101 X64_SSE_REGPARM_MAX.
5102 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
5103 X64_SSE_REGPARM_MAX.
5105 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5107 * gcc.c (report_times_to_file): New.
5108 (execute): Implement it.
5109 (process_command): Support -time=.
5110 * doc/invoke.texi: Document it.
5112 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5114 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
5115 that have value exprs.
5117 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5119 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
5120 declarations for constants until...
5121 (dw2_output_indirect_constant_1): ... this point.
5123 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
5126 * arm.md (arm_addsi3): Don't try to split an add with an
5127 eliminable register until after reload has completed.
5129 2009-06-03 Ian Lance Taylor <iant@google.com>
5131 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
5132 * genattrtab.c (write_length_unit_log): Likewise.
5133 * genchecksum.c (dosum): Likewise.
5134 * gengtype.c (write_rtx_next): Likewise.
5135 (finish_root_table, write_roots): Likewise.
5136 * gimple.c (gimple_ops_offset_): Likewise.
5137 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
5138 * config/arc/arc.c (arc_attribute_table): Likewise.
5139 * config/arm/arm.c (arm_attribute_table): Likewise.
5140 * config/avr/avr.c (avr_attribute_table): Likewise.
5141 * config/crx/crx.c (crx_attribute_table): Likewise.
5142 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
5143 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
5144 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
5145 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
5146 * config/sh/sh.c (sh_attribute_table): Likewise.
5147 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
5148 * config/spu/spu.c (spu_attribute_table): Likewise.
5149 * config/v850/v850.c (v850_attribute_table): Likewise.
5151 * config/alpha/alpha.c (vms_attribute_table): Make static.
5152 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
5153 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
5154 * config/mips/mips.c (mips_attribute_table): Likewise.
5156 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
5158 (cc1-checksum.o): Likewise.
5160 2009-06-03 Steve Ellcey <sje@cup.hp.com>
5162 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
5164 2009-06-03 Jakub Jelinek <jakub@redhat.com>
5166 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
5167 insn if it is changing sp. Use gen_add3_insn instead of
5168 conditionally gen_addsi3 and gen_adddi3.
5169 (offset_below_red_zone_p): New static inline function.
5170 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
5171 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
5172 * config/rs6000/ppc-asm.h: Include auto-host.h.
5173 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
5174 CFI_RESTORE): Define.
5175 * config/rs6000/crtresxgpr.asm: Add unwind info.
5176 * config/rs6000/crtresxfpr.asm: Likewise.
5177 * config/rs6000/crtresgpr.asm: Likewise.
5178 * config/rs6000/crtresfpr.asm: Likewise.
5179 * config/rs6000/crtsavgpr.asm: Likewise.
5180 * config/rs6000/crtsavfpr.asm: Likewise.
5182 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
5183 argument of DWARF2_FRAME_REG_OUT macros.
5185 2009-06-03 Julian Brown <julian@codesourcery.com>
5187 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
5188 words or less (including TImode) in core registers.
5190 2009-06-03 Richard Guenther <rguenther@suse.de>
5193 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
5195 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
5197 * statistics.c (statistics_counter_event): Do not record event
5198 in pass dump if its number == -1.
5199 (curr_statistics_hash): Add assert that we never get passes
5200 with static number == -1.
5202 2009-06-03 Richard Guenther <rguenther@suse.de>
5203 Andrey Belevantsev <abel@ispras.ru>
5205 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
5206 non-BLKmode arrays addressable.
5208 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
5210 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
5211 * config/m68k/m68k.h: ... here.
5212 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
5215 2009-06-03 Martin Jambor <mjambor@suse.cz>
5217 PR tree-optimization/40323
5218 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
5221 2009-06-03 Richard Guenther <rguenther@suse.de>
5223 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5226 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
5228 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
5229 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
5230 JUMP_TABLE_DATA_P where applicable.
5231 * config/sh/sh.c: Ditto.
5232 * config/sh/sh.h: Ditto.
5233 * config/sh/sh.md: Ditto.
5234 * config/sh/symbian.c: Ditto.
5236 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
5238 * config/i386/driver-i386.c (describe_cache): Optimize
5239 concatenation of strings. Use snprintf instead of sprintf.
5240 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
5241 target when not compiling with GCC.
5243 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
5245 * config/sh/sh.c: Revert last change.
5246 (sh_expand_epilogue): Emit a blockage insn before the frame
5247 pointer adjustment unconditionally.
5249 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5251 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
5252 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
5253 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
5254 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
5255 to COLLECT_GCC_OPTIONS.
5257 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5259 * collect2.c (target_system_root): New variable.
5260 (main): Handle --sysroot=.
5261 (ignore_library): Strip the sysroot from the library path.
5263 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5265 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
5266 (collect2.o): Depend on collect2-aix.h.
5267 (collect2-aix.o): New rule.
5268 * collect2-aix.h: New file.
5269 * collect2-aix.c: Likewise.
5270 * collect2.c: Include collect2-aix.h. Don't undefine
5271 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
5272 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
5273 Use TARGET_AIX_VERSION instead of _AIX51.
5274 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
5275 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
5276 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
5277 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
5278 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
5280 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5282 * collect2.c (ignore_library): Avoid premature post-increment
5285 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5287 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
5288 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
5289 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
5290 CROSS_DIRECTORY_STRUCTURE too.
5291 (LINK_LIBG_SPEC): Likewise.
5292 (LIB_SPEC): Add %R to sysroot paths.
5293 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
5294 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
5295 * config/rs6000/aix51.h: As for aix43.h.
5296 * config/rs6000/aix52.h: Likewise.
5297 * config/rs6000/aix53.h: Likewise.
5298 * config/rs6000/aix61.h: Likewise.
5299 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
5300 to the beginning of sysroot paths.
5302 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5304 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
5305 INSN_LISTs that are out of the REG_NOTE range.
5307 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5309 * loop-unroll.c (struct iv_to_split): Add pointer to next.
5310 (struct var_to_expand): Likewise.
5311 (struct opt_info): Add head and tail for linked lists of the above.
5312 (analyze_insn_to_expand_var): Initialize next.
5313 (analyze_iv_to_split_insn): Likewise.
5314 (analyze_insns_in_loop): Create linked lists.
5315 (allocate_basic_variable): Simplify for use without hash table.
5316 (insert_var_expansion_initialization): Likewise, make it type-safer.
5317 (combine_var_copies_in_loop_exit): Likewise.
5318 (apply_opt_in_copies): Walk lists rather than hash tables.
5319 (release_var_copies): Simplified and inlined by hand into...
5320 (free_opt_info): ... this function.
5322 2009-06-02 Richard Guenther <rguenther@suse.de>
5324 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5327 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5329 * cfgexpand.c (gimple_expand_cfg): Discard the source location
5330 only for builtins that are not overridden.
5332 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5334 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
5337 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5339 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
5341 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5343 * combine.c (move_deaths): Compare LUIDs within the same BB only.
5345 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5347 * common.opt (fdump-unnumbered-links): New.
5348 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
5349 * print-rtl.c (flag_dump_unnumbered_links): New.
5350 (print_rtx): Test it.
5352 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
5354 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
5355 push/pop multiple to 8-byte alignment.
5357 2009-06-01 Jakub Jelinek <jakub@redhat.com>
5359 * config/i386/i386.c (queued_cfa_restores): New static variable.
5360 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
5362 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
5363 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
5364 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
5365 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
5366 note unconditionally.
5367 (ix86_emit_restore_regs_using_mov): Likewise.
5368 (ix86_emit_restore_sse_regs_using_mov): Likewise.
5369 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
5370 it through to ix86_emit_restore_reg_using_pop.
5371 (ix86_emit_leave): Add RED_OFFSET argument. Call
5372 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
5373 instead of adding REG_CFA_OFFSET note unconditionally.
5374 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
5375 the above functions. Call ix86_add_queued_cfa_restore_notes when
5378 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
5379 force output of the label even for dwarf2out_do_cfi_asm.
5380 (add_fde_cfi): If -g2 and above and cfi might change CFA,
5381 force creation of CFI label and chain DW_CFA_set_loc jumping to it
5382 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
5384 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
5385 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
5386 dwarf2out_cfi_label callers.
5387 * tree.h (dwarf2out_cfi_label): Adjust prototype.
5388 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
5389 Adjust dwarf2out_cfi_label callers.
5390 * config/vax/vax.c (vax_output_function_prologue): Likewise.
5392 * config/i386/i386.h (struct machine_cfa_state,
5393 struct machine_function): Guard with ifndef USED_FOR_TARGET
5394 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
5397 * emutls.c (__emutls_get_address): Change arr->size to mean number
5398 of allocated arr->data entries instead of # of slots + 1.
5401 * recog.c (peep2_reinit_state): New function.
5402 (peephole2_init_state): Use it at the end of a basic block and also
5403 when seeing a RTX_FRAME_RELATED_P insn.
5405 2009-06-01 Steve Ellcey <sje@cup.hp.com>
5407 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
5408 fixuns_truncrfdi2): New.
5409 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
5410 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
5411 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
5412 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
5413 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
5414 *recip_approx): Remove.
5415 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
5416 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
5417 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
5419 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
5422 2009-06-01 Ian Lance Taylor <iant@google.com>
5424 * attribs.c (register_attribute): Use CONST_CAST.
5425 * collect2.c (main): Use CONST_CAST2.
5426 (scan_prog_file): Likewise.
5427 * gcc.c (process_command, main): Likewise.
5428 * toplev.c (toplev_main): Likewise.
5430 * c-typeck.c (handle_warn_cast_qual): New static function,
5431 partially broken out of build_c_cast.
5432 (build_c_cast): Call handle_warn_cast_qual.
5433 * doc/invoke.texi (Warning Options): Document new effect of
5436 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
5438 * diagnostic.c (diagnostic_build_prefix): Always print columns.
5439 (diagnostic_report_current_module): Print columns.
5440 * common.opt (flag_show_column): Enable by default.
5442 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
5444 * alias.c (find_base_term): Check for NULL term before returning.
5446 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5448 Revert due to PR40320:
5449 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5450 * calls.c (emit_library_call_value_1): Don't force_operand for move
5453 2009-06-01 Olivier Hainque <hainque@adacore.com>
5454 Eric Botcazou <ebotcazou@adacore.com>
5456 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
5457 to be processed as a bitfield for constructor output purposes.
5458 * output.h (initializer_constant_valid_for_bitfield_p): Declare
5460 * varasm.c (oc_local_state): New type, output_constructor
5461 local state to support communication with helpers.
5462 (oc_outer_state): New type, output_constructor outer state of
5463 relevance in recursive calls.
5464 (output_constructor_array_range): New output_constructor helper,
5465 extracted code for an array range element.
5466 (output_constructor_regular_field): New output_constructor helper,
5467 extracted code for an element that is not a bitfield.
5468 (output_constructor_bitfield): New output_constructor helper,
5469 extracted code for a bitfield element. Accept an OUTER state
5470 argument for recursive processing. Recurse on record or array
5471 CONSTRUCTOR values, possibly past noop conversions.
5472 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
5473 VALUE is a valid constant-valued expression for use in a static
5474 bit-field initializer.
5475 (output_constructor): Rework to use helpers. Accept and honor an
5476 OUTER state argument for recursive calls. Return total size. Be
5477 prepared for nested constructors initializing bitfields.
5478 (output_constant): Feed OUTER in calls to output_constructor.
5480 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5482 * calls.c (emit_library_call_value_1): Don't force_operand for move
5485 2009-06-01 Nick Clifton <nickc@redhat.com>
5487 * doc/invoke.texi (IA-64 Options): Fix typo.
5489 2009-06-01 Ira Rosen <irar@il.ibm.com>
5491 PR tree-optimization/39129
5492 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
5494 (vect_do_peeling_for_loop_bound): Use
5495 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5496 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5497 (vect_loop_versioning): Likewise.
5498 (vect_create_cond_for_alias_checks): Fix indentation.
5499 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
5501 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
5502 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
5503 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
5504 "control flow in loop".
5505 (vect_estimate_min_profitable_iters): Use
5506 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5507 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5508 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
5509 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
5510 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
5511 statement belongs to a group of strided accesses with the exact code
5513 (vectorizable_load): Likewise.
5514 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
5515 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5517 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
5519 * config/freebsd-stdint.h: New file.
5520 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
5521 Add freebsd-stdint.h to tm_file.
5523 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
5525 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
5526 (thumb2_extendhidi2): Likewise.
5528 2009-05-31 Ian Lance Taylor <iant@google.com>
5530 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
5532 2009-05-31 Ian Lance Taylor <iant@google.com>
5534 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
5535 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
5536 (ipa-reference.o): Depend upon gt-ipa-reference.h.
5538 2009-05-31 Jason Merrill <jason@redhat.com>
5540 * tree-pretty-print.c (print_call_name): Take the callee, not the
5541 call itself. Make non-static. Use dump_function_name for functions.
5542 (dump_generic_node): Adjust.
5543 * diagnostic.h: Declare print_call_name.
5544 * gimple-pretty-print.c (dump_gimple_call): Use it.
5546 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5548 * config/sh/sh.md (ashldi3_std): New define_expand.
5551 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5554 * config/sh/sh.c: Include debug.h.
5555 (sh_expand_epilogue): Emit a blockage insn before the frame
5556 pointer adjustment also when dwarf2out_do_frame returns true.
5558 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
5560 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
5561 (thumb2_extendqidi2): New pattern.
5563 2009-05-31 Ira Rosen <irar@il.ibm.com>
5565 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
5566 mark phis for renaming.
5567 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
5568 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
5569 Call mark_sym_for_renaming.
5570 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
5571 * tree-vect-loop.c (vect_transform_loop): Remove
5572 vect_memsyms_to_rename initialization and a call to
5573 mark_set_for_renaming.
5575 2009-05-31 Jakub Jelinek <jakub@redhat.com>
5578 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
5579 frame related even if !set_cfa && style < 0.
5581 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
5583 * config/i386/mingw-tls.c: New file.
5584 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
5585 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
5586 defining _WIN32 but not __CYGWIN__.
5588 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5590 * configure.ac: Add MPC support.
5592 * config.in, configure: Regenerate.
5594 2009-05-29 Richard Henderson <rth@redhat.com>
5596 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
5597 NOTE_INSN_BASIC_BLOCK.
5598 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
5599 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
5600 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
5602 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
5604 (add_cfi): Disable check redefining cfa away from drap.
5605 (lookup_cfa_1): Add remember argument; handle remember/restore.
5606 (lookup_cfa): Pass remember argument.
5607 (cfa_remember): New.
5608 (compute_barrier_args_size_1): Remove sibcall check.
5609 (dwarf2out_frame_debug_def_cfa): New.
5610 (dwarf2out_frame_debug_adjust_cfa): New.
5611 (dwarf2out_frame_debug_cfa_offset): New.
5612 (dwarf2out_frame_debug_cfa_register): New.
5613 (dwarf2out_frame_debug_cfa_restore): New.
5614 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
5615 (dwarf2out_begin_epilogue): New.
5616 (dwarf2out_frame_debug_restore_state): New.
5617 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
5618 DW_CFA_restore_state.
5619 (output_cfi_directive): Likewise.
5620 (convert_cfa_to_fb_loc_list): Likewise.
5621 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
5622 * dwarf2out.h: Update.
5623 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
5624 (copy_insn_1): Early out for null.
5625 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
5626 and dwarf2out_frame_debug_restore_state.
5627 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
5628 (prologue_insn_hash, epilogue_insn_hash): New.
5629 (free_after_compilation): Adjust freeing accordingly.
5630 (record_insns): Create hash table if needed; push insns into
5631 hash instead of array.
5632 (maybe_copy_epilogue_insn): New.
5633 (contains): Search hash table instead of array.
5634 (sibcall_epilogue_contains): Remove.
5635 (thread_prologue_and_epilogue_insns): Split eh_return insns
5636 and mark them as epilogues.
5637 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
5638 scanning in terms of basic blocks.
5639 * insn-notes.def (CFA_RESTORE_STATE): New.
5640 * jump.c (returnjump_p_1): Accept EH_RETURN.
5641 (eh_returnjump_p_1, eh_returnjump_p): New.
5642 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
5643 CFA_REGISTER, CFA_RESTORE): New.
5644 * rtl.def (EH_RETURN): New.
5645 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
5647 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
5648 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
5650 * config/i386/i386.c (gen_push): Update cfa state.
5651 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
5652 add a CFA_ADJUST_CFA note.
5653 (ix86_dwarf_handle_frame_unspec): Remove.
5654 (ix86_expand_prologue): Update cfa state.
5655 (ix86_emit_restore_reg_using_pop): New.
5656 (ix86_emit_restore_regs_using_pop): New.
5657 (ix86_emit_leave): New.
5658 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
5659 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
5660 * config/i386/i386.h (struct machine_cfa_state): New.
5661 (ix86_cfa_state): New.
5662 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
5663 (eh_return_internal): Merge from eh_return_<mode>,
5664 use eh_return rtx, split w/ epilogue.
5666 2009-05-29 Ian Lance Taylor <iant@google.com>
5668 * builtins.c (validate_gimple_arglist): Don't use va_arg with
5670 * calls.c (emit_library_call_value_1): Likewise.
5672 * c-typeck.c (c_build_va_arg): New function.
5673 * c-tree.h (c_build_va_arg): Declare.
5674 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
5675 instead of build_va_arg.
5677 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
5679 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
5680 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
5681 (ptr_difference_cost): Use affine combinations to compute it.
5682 (difference_cost): Likewise.
5683 (get_computation_cost_at): Compute more accurate cost for addresses
5684 if the ratio is a multiplier allowed in addresses.
5685 For non-addresses, consider that an additional offset or symbol is
5688 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5690 * config/i386/i386.c (ix86_decompose_address): Avoid useless
5691 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
5693 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
5694 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
5695 (prefix_rex): For UNIT_MMX don't imply the prefix by default
5697 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
5698 to 1 for TYPE_SSE{IADD1,CVT1}.
5699 (prefix_vex_imm8): Removed.
5700 (length_vex): Only pass 1 as second argument to
5701 ix86_attr_length_vex_default if prefix_extra is 0.
5702 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
5703 (length): For prefix vex computation use length_immediate
5704 attribute instead of prefix_vex_imm8.
5705 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
5706 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
5707 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
5708 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
5709 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
5710 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
5711 a space in between the operands.
5712 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
5713 if one operand is 0xff and the other one si, di, bp or sp.
5714 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
5715 other one si, di, bp or sp.
5716 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
5717 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
5718 type and mode attributes.
5719 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
5720 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
5721 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
5722 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
5723 prefix_data16 attribute iff MODE_DF.
5724 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
5725 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
5726 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
5727 constm128_operand in length_immediate computation.
5728 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
5729 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
5730 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
5731 length_immediate attribute to 1.
5732 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
5733 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
5734 for certain alternatives.
5735 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
5736 prefix_data16 attribute if MODE_V1DF.
5737 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
5738 length_immediate to 1.
5739 (set_got_rex64, set_rip_rex64): Remove length attribute, set
5740 length_address to 4, set mode attribute to MODE_DI.
5741 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
5742 (fxam<mode>2_i387): Set length attribute to 4.
5743 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
5744 *prefetch_3dnow_rex): Override length_address attribute.
5745 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
5747 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
5748 (constm128_operand): Removed.
5749 * config/i386/i386.c (memory_address_length): For
5750 disp && !index && !base in 64-bit mode account for SIB byte if
5751 print_operand_address can't optimize disp32 into disp32(%rip)
5752 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
5753 for fs: or gs: segment.
5754 (ix86_attr_length_immediate_default): When checking if shortform
5755 is possible, truncate immediate to the length of the non-shortened
5757 (ix86_attr_length_address_default): Ignore MEM_P operands
5759 (ix86_attr_length_vex_default): Only check for DImode on
5760 GENERAL_REG_P operands.
5761 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
5762 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
5763 (sse_cvttps2pi): Clear prefix_rep attribute.
5764 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
5766 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
5767 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
5768 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
5769 iff operand 2 is const_int_operand.
5770 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
5771 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
5772 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
5774 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
5776 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
5777 prefix_data16 attribute for movlpd and movhpd instructions.
5778 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
5779 length_immediate for shufpd instruction.
5780 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
5781 (avx_cmpp<avxmodesuffixf2c><mode>3,
5782 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
5783 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
5784 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
5785 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
5786 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
5787 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
5788 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
5789 prefix_data16 attribute for the first alternative to 1.
5790 (*avx_loadlps): Override length_immediate for the first alternative.
5791 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
5792 attributes for second alternative.
5793 (*vec_concatv2sf_sse4_1): Override length_immediate and
5794 prefix_data16 attributes for second alternative.
5795 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
5796 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
5797 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
5798 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
5799 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
5800 prefix_data16 and length_immediate to 1.
5801 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
5803 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
5804 prefix_extra attribute for variants that don't have 0f prefix alone.
5805 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
5806 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
5807 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
5808 *sse4_1_pextrd): Set length_immediate to 1.
5809 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
5810 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
5812 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
5813 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
5814 length_immediate to 1 for second alternative.
5815 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
5816 prefix_extra and length_immediate attributes for the first
5818 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
5820 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
5821 to 1 for the first and third alternative.
5822 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
5824 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
5826 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
5828 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
5829 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
5830 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
5831 *avx_psign<mode>3): Set prefix_extra attribute to 1.
5832 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
5833 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
5834 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
5835 ssse3_psign<mode>3): Override prefix_rex attribute.
5836 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
5837 (ssse3_palignrti): Override length_immediate to 1.
5838 (ssse3_palignrdi): Override length_immediate to 1, override
5839 prefix_rex attribute.
5840 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
5841 (sse4a_extrqi): Override length_immediate to 2.
5842 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
5843 (sse4a_insertq): Override prefix_data16 to 0.
5844 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
5845 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
5846 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
5847 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
5848 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
5849 and length_immediate to 1.
5850 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
5851 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
5852 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
5853 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
5854 and length_immediate to 1.
5855 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
5856 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
5857 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
5858 avx_ptest256): Override prefix_extra to 1.
5859 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
5860 Override prefix_data16 and length_immediate to 1.
5861 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
5862 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
5863 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
5864 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
5865 prefix_data16 to 0 and prefix_extra to 2.
5866 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
5867 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
5869 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
5870 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
5871 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
5872 and prefix_extra to 2.
5873 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
5874 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
5875 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
5876 avx_vpermilvar<mode>3,
5877 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
5878 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
5879 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
5880 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
5881 Override prefix_extra to 1.
5882 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
5883 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
5884 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
5885 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
5886 prefix_extra and length_immediate to 1.
5887 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
5889 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
5890 to 1 for the first alternative.
5891 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
5892 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
5894 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
5895 *movv2sf_internal_avx, *movv2sf_internal): Override
5896 prefix_rep attribute for certain alternatives.
5897 (*mov<mode>_internal): Override prefix_rep or prefix_data16
5898 attributes for certain alternatives.
5899 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
5900 attributes for certain alternatives.
5901 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
5902 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
5903 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
5904 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
5905 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
5906 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
5907 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
5908 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
5909 length_immediate to 1 if operand 2 is const_int_operand.
5910 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
5911 *vec_extractv2si_1): Set length_immediate attribute to 1.
5912 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
5913 using old 3DNOW insn rather than SSE/3DNOW_A.
5914 (mmx_emms, mmx_femms): Clear modrm attribute.
5916 2009-05-29 Martin Jambor <mjambor@suse.cz>
5918 * tree-sra.c: New implementation of SRA.
5920 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
5921 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
5922 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
5923 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
5924 (SRA_MAX_STRUCTURE_COUNT): Removed.
5925 (SRA_FIELD_STRUCTURE_RATIO): Removed.
5926 * doc/invoke.texi (sra-max-structure-size): Removed.
5927 (sra-field-structure-ratio): Removed.
5929 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5932 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
5935 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
5937 PR rtl-optimization/40101
5938 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
5939 seqno. Adjust comment.
5940 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
5941 inserting bookkeeping before a jump, the jump is not scheduled.
5942 When no positive seqno found, provide a value. Add comment.
5944 2009-05-29 Richard Guenther <rguenther@suse.de>
5946 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
5947 short-cutting on the first component.
5949 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5952 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
5953 for trees other than decls/types.
5955 2009-05-29 Richard Guenther <rguenther@suse.de>
5957 * tree-ssa-operands.c (get_expr_operands): Do not handle
5958 INDIRECT_REFs in the handled-component case. Remove
5959 unused get_ref_base_and_extent case.
5960 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
5961 tree_low_cst and host_integerp where possible.
5962 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
5963 codes for equivalence.
5964 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
5966 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
5968 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
5969 to tmake_file for i[34567]86-*-cygwin*.
5971 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5974 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
5975 (altivec_categorize_keyword, init_vector_keywords,
5976 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
5979 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
5981 * tree.c (handle_dll_attribute): Check if node is
5982 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
5984 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
5986 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
5988 (thumb2_zero_extendqidi2): Likewise.
5990 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
5992 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
5993 instead of gen_movrt.
5994 * config/sh/sh.md (movrt): Remove.
5996 2009-05-28 Steve Ellcey <sje@cup.hp.com>
5998 * doc/invoke.texi (IA-64 Options):
5999 Add -msdata, -mfused-madd, -mno-inline-float-divide,
6000 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
6001 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
6002 -msched-prefer-non-control-spec-insns,
6003 -msched-stop-bits-after-every-cycle,
6004 -msched-count-spec-in-critical-path,
6005 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
6006 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
6007 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
6008 and -msched-spec-verbose.
6010 2009-05-28 Joseph Myers <joseph@codesourcery.com>
6012 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
6013 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
6015 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
6017 2009-05-28 Richard Guenther <rguenther@suse.de>
6019 * tree-ssa-alias.c (ao_ref_init): New function.
6020 (ao_ref_base): Likewise.
6021 (ao_ref_base_alias_set): Likewise.
6022 (ao_ref_alias_set): Likewise.
6023 (refs_may_alias_p_1): Change signature.
6024 (refs_may_alias_p): Adjust.
6025 (refs_anti_dependent_p): Likewise.
6026 (refs_output_dependent_p): Likewise.
6027 (call_may_clobber_ref_p_1): Change signature.
6028 (call_may_clobber_ref_p): Adjust.
6029 (stmt_may_clobber_ref_p_1): New function split out from ...
6030 (stmt_may_clobber_ref_p): ... here.
6031 (maybe_skip_until): Adjust signature.
6032 (get_continuation_for_phi): Likewise.
6033 (walk_non_aliased_vuses): Likewise.
6034 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
6035 (ao_ref_init): Declare.
6036 (ao_ref_base): Likewise.
6037 (ao_ref_alias_set): Likewise.
6038 (stmt_may_clobber_ref_p_1): Likewise.
6039 (walk_non_aliased_vuses): Adjust.
6040 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
6041 (get_ref_from_reference_ops): remove.
6042 (vn_reference_lookup_2): Adjust signature.
6043 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
6044 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
6045 (vn_reference_lookup): Adjust.
6046 (vn_reference_insert): Likewise.
6047 (vn_reference_insert_pieces): Adjust signature.
6048 (visit_reference_op_call): Adjust.
6049 * tree-ssa-pre.c (get_expr_type): Simplify.
6050 (phi_translate_1): Adjust.
6051 (compute_avail): Likewise.
6052 (translate_vuse_through_block): Do not re-build trees.
6053 (value_dies_in_block_x): Likewise.
6054 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
6056 (vn_reference_lookup_pieces): Adjust declaration.
6057 (vn_reference_insert_pieces): Likewise.
6059 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
6061 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
6062 with checking disabled.
6064 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
6068 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
6069 macro definition for support of three-operand format aligned
6070 .comm directive in assembler on cygwin/pe/mingw target OS.
6071 * configure: Regenerate.
6072 * config.h: Regenerate.
6074 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
6075 aligned form of .comm directive if -mpe-aligned-commons is in effect.
6076 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
6078 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
6079 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
6081 2009-05-28 Ira Rosen <irar@il.ibm.com>
6083 PR tree-optimization/40254
6084 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
6085 in analysis of basic blocks.
6087 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
6090 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
6091 * target-def.h (TARGET_CONST_ANCHOR): New macro.
6092 (TARGET_INITIALIZER): Use it.
6093 * cse.c (CHEAPER): Move it up to the other macros.
6094 (insert): Rename this ...
6095 (insert_with_costs): ... to this. Add cost parameters. Update
6097 (insert): New function. Call insert_with_costs.
6098 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
6099 find_reg_offset_for_const, try_const_anchors): New functions.
6100 (cse_insn): Call try_const_anchors. Adjust cost of src_related
6101 when using a const-anchor. Call insert_const_anchors.
6102 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
6103 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
6105 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
6107 * tree-inline.c (remap_decls): Enable nonlocalized variables
6108 when not optimizing.
6110 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
6112 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
6113 Simplify other tests involving optimize.
6115 2009-05-27 Tom Tromey <tromey@redhat.com>
6117 * unwind-dw2.c (_Unwind_DebugHook): New function.
6118 (uw_install_context): Call _Unwind_DebugHook.
6120 2009-05-27 Tom Tromey <tromey@redhat.com>
6122 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
6124 2009-05-27 Ian Lance Taylor <iant@google.com>
6126 * Makefile.in (LINKER, LINKER_FLAGS): Define.
6127 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
6128 (ALL_LINKERFLAGS): Define.
6129 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
6130 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6131 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
6132 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6133 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
6134 $(LINKER_FOR_BUILD).
6135 (build/gcov-iov$(build_exeext)): Likewise.
6137 2009-05-27 Julian Brown <julian@codesourcery.com>
6139 * gcse.c (target.h): Include.
6140 (can_assign_to_reg_without_clobbers_p): Check that the target allows
6141 copy of argument to a pseudo register.
6143 2009-05-27 Diego Novillo <dnovillo@google.com>
6145 * tree-ssa-live.c (dump_scope_block): Document arguments.
6146 (dump_scope_blocks): Document.
6147 (debug_scope_blocks): New.
6148 * tree-flow.h (debug_scope_blocks): Declare.
6150 2009-05-21 Denis Chertykov <denisc@overta.ru>
6152 * doc/contrib.texi (Contributors): Add myself to the list.
6154 2009-05-27 Olivier Hainque <hainque@adacore.com>
6156 * expr.c (target_align): New function. Alignment the TARGET of an
6157 assignment may be assume to have.
6158 (highest_pow2_factor_for_target): Use it instead of relying on
6159 immediate tree attributes of TARGET, not necessarily honored when
6160 intermediate bitfields are involved.
6162 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
6165 * config/i386/driver-i386.c (host_detect_local_cpu): Support
6166 AVX, SSE4, AES, PCLMUL and POPCNT.
6168 2009-05-27 Diego Novillo <dnovillo@google.com>
6170 * tree-pretty-print.c (dump_location): New.
6171 (dump_generic_node): Call it.
6172 Factor code to handle BLOCK nodes ...
6173 (dump_block_node): ... here.
6175 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
6177 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
6179 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
6181 * gcc-plugin.h: Include config.h and system.h.
6182 (IN_GCC): Define if not defined.
6184 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
6187 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
6190 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
6192 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
6194 * config/m32r/m32r.h: Ditto.
6195 * config/m32r/m32r.md: Ditto.
6196 * config/m32r/predicates.md: Ditto.
6198 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
6200 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
6202 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
6205 (Loading plugins): typo.
6206 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
6207 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6208 (Interacting with the GCC Garbage Collector): Added new section.
6209 (Giving information about a plugin): Added new section for
6211 * ggc.h (ggc_register_root_tab): Added declaration.
6212 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
6213 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
6214 (register_callback): Improved comment in declaration.
6215 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
6216 (extra_root_vec) Added static variable for dynamic roots registration.
6217 (ggc_register_root_tab) Added new routine.
6218 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
6219 PLUGIN_GGC_MARKING event.
6220 * ggc-zone.c: Include plugin.h.
6221 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6222 * ggc-page.c: Include plugin.h.
6223 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6224 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
6225 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
6226 (register_callback): check lack of callbacks for
6227 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
6228 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
6229 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
6230 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6231 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
6232 dependency on plugin.h.
6233 (plugin.o): Added dependency on ggc.h...
6235 2009-05-26 Richard Guenther <rguenther@suse.de>
6239 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6240 with mismatched comparison modes.
6242 * expr.c (expand_expr_real_1): Expand the operand of a
6243 VIEW_CONVERT_EXPR in its natural mode.
6245 2009-05-26 Ian Lance Taylor <iant@google.com>
6247 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
6248 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
6249 (ALL_COMPILERFLAGS): Define.
6250 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
6251 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6252 (collect2$(exeext), collect2.o): Likewise.
6253 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
6254 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
6255 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
6256 (libbackend.o, intl.o, cppdefault.o): Likewise.
6257 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6258 (build/%.o): Use $(COMPILER_FOR_BUILD).
6259 (build/gen%$(build_exeext)): Likewise.
6260 (build/gcov-iov$(build_exeext)): LIkewise.
6261 * config/t-darwin (darwin.o): Use $(COMPILER).
6262 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
6263 * config/t-sol2 (sol2-c.o): Likewise.
6265 * config/t-vxworks (vxworks.o): Likewise.
6266 * config/x-darwin (host-darwin.o): Likewise.
6267 * config/x-hpux (host-hpux.o): Likewise.
6268 * config/x-linux (host-linux.o): Likewise.
6269 * config/x-solaris (host-solaris.o): Likewise.
6270 * config/alpha/x-alpha (driver-alpha.o): Likewise.
6271 * config/arm/t-arm (arm-c.o): Likewise.
6272 * config/arm/t-pe (pe.o): Likewise.
6273 * config/arm/t-wince-pe (pe.o): Likewise.
6274 * config/i386/t-cygming (winnt.o): Likewise.
6275 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
6276 * config/i386/t-cygwin (cygwin1.o): Likewise.
6277 (cygwin2.o): Likewise.
6278 * config/i386/t-i386 (i386-c.o): Likewise.
6279 * config/i386/t-interix (winnt.o): Likewise.
6280 * config/i386/t-netware (netware.o): Likewise.
6281 * config/i386/t-nwld (nwld.o): Likewise.
6282 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
6283 * config/i386/x-i386 (driver-i386.o): Likewise.
6284 * config/i386/x-cygwin (host-cygwin.o): Likewise.
6285 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
6286 * config/ia64/t-ia64 (ia64-c.o): Likewise.
6287 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
6288 * config/mips/x-native (driver-native.o): Likewise.
6289 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
6290 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
6291 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
6292 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
6293 * config/score/t-score-elf (score7.o): Likewise.
6294 (score3.o): Likewise.
6295 * config/sh/t-sh (sh-c.o): Likewise.
6296 * config/sh/t-symbian (sh-c.o): Likewise.
6297 (symbian.o): Likewise.
6298 * config/spu/t-spu-elf (spu-c.o): Likewise.
6299 * config/v850/t-v850 (v850-c.o): Likewise.
6300 * config/v850/t-v850e (v850-c.o): Likewise.
6302 2009-05-26 Richard Guenther <rguenther@suse.de>
6304 PR tree-optimization/40122
6305 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
6306 VECTOR_CSTs if possible.
6307 (fold_gimple_assign): Likewise.
6309 2009-05-26 Richard Guenther <rguenther@suse.de>
6312 * fold-const.c (fold_binary): Use the correct types for building
6315 2009-05-26 Richard Guenther <rguenther@suse.de>
6317 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
6318 redundant calls to merge_alias_info.
6319 (bump_vector_ptr): Likewise.
6320 * tree-ssa-copy.c (merge_alias_info): Remove.
6321 (replace_exp_1): Remove call to merge_alias_info.
6322 (propagate_tree_value): Likewise.
6323 (fini_copy_prop): Propagate points-to info.
6324 * tree-flow.h (merge_alias_info): Remove.
6326 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
6328 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
6330 2009-05-25 Jan Hubicka <jh@suse.cz>
6332 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6333 * cgraph.h (struct inline_summary): New filed self_wize,
6334 size_inlining_benefit, self_time and time_inlining_benefit.
6335 (struct cgraph_global_info): Replace insns by time ans size fields.
6336 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6337 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6338 (ipcp_update_callgraph): Do not touch function bodies.
6339 * ipa-inline.c: Include except.h
6340 (MAX_TIME): New constant.
6341 (overall_insns): Remove.
6343 (overall_size, max_benefit): New static variables.
6344 (cgraph_estimate_time_after_inlining): New function.
6345 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6346 (cgraph_clone_inlined_nodes): Update size.
6347 (cgraph_mark_inline_edge): Update size.
6348 (cgraph_estimate_growth): Use size info.
6349 (cgraph_check_inline_limits): Check size.
6350 (cgraph_default_inline_p): Likewise.
6351 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6352 (cgraph_decide_recursive_inlining): Check size.
6353 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6355 (cgraph_decide_inlining): Likewise.
6356 (cgraph_decide_inlining_incrementally): Likewise; honor
6357 PARAM_EARLY_INLINING_INSNS.
6358 (likely_eliminated_by_inlining_p): New predicate.
6359 (estimate_function_body_sizes): New function.
6360 (compute_inline_parameters): Use it.
6361 * except.c (must_not_throw_labels): New function.
6362 * except.h (must_not_throw_labels): Declare.
6363 * tree-inline.c (init_inline_once): Kill inlining_weigths
6364 * tree-ssa-structalias.c: Avoid uninitialized warning.
6365 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6366 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6367 (PARAM_INLINE_CALL_COST): Remove.
6368 (PARAM_EARLY_INLINING_INSNS): New.
6370 2009-05-25 Richard Guenther <rguenther@suse.de>
6372 PR tree-optimization/36327
6373 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
6374 callback for reference translation or lookup at the point of may-defs.
6375 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
6376 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
6377 for union COMPONENT_REFs.
6378 (vn_reference_lookup_3): New callback. Lookup from memset
6379 and CONSTRUCTOR assignment, translate through struct copies.
6380 (vn_reference_lookup_pieces): Make sure to not free the
6381 passed operands array. Adjust walk_non_aliased_vuses call.
6382 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
6383 make sure we do not leak memory.
6385 2009-05-25 Richard Guenther <rguenther@suse.de>
6387 * tree-ssa-alias.h (dump_points_to_solution): Declare.
6388 * tree-inline.c (expand_call_inline): Reset the escaped and
6390 * tree-ssa-structalias.c (pass_build_ealias): New.
6391 * tree-pass.h (pass_build_ealias): Declare.
6392 * passes.c (init_optimization_passes): Add PTA during
6393 early optimizations.
6394 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
6395 and CALLUSED solutions.
6396 (dump_points_to_solution): New function, split out from ...
6397 (dump_points_to_info_for): ... here.
6398 * tree-parloops.c (parallelize_loops): Reset the escaped and
6401 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6404 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
6405 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
6407 2009-05-25 Ira Rosen <irar@il.ibm.com>
6409 PR tree-optimization/40238
6410 * tree-vect-stmts.c (vect_init_vector): Insert initialization
6411 statements after basic block's labels.
6412 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
6413 to free the allocated memory.
6415 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
6417 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
6418 return address with a USE.
6420 2009-05-24 Richard Guenther <rguenther@suse.de>
6423 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
6424 array type from the main variant of the inner type.
6426 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6428 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
6429 definition to bool (from int) to un-break build.
6430 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
6432 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
6434 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
6435 discard_stmt_changes): Delete.
6436 * tree-ssa-operands.c (scb_stack): Delete.
6437 (init_ssa_operands): Do not initialize it.
6438 (fini_ssa_operands): Do not free it.
6439 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
6441 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
6442 update_stmt, remove the others. Fix comments.
6443 * tree-dfa.c (optimize_stack_restore): Likewise.
6444 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
6445 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
6446 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
6447 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
6449 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
6450 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
6451 (dom_opt_finalize_block): Likewise, adjusting access to
6453 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
6454 (stmts_to_rescan): Change item type to gimple.
6455 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
6457 2009-05-24 Ira Rosen <irar@il.ibm.com>
6459 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
6460 * tree-pass.h (pass_slp_vectorize): New pass.
6461 * params.h (SLP_MAX_INSNS_IN_BB): Define.
6462 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
6463 * tree-vectorizer.c (timevar.h): Include.
6464 (user_vect_verbosity_level): Declare.
6465 (vect_location): Fix comment.
6466 (vect_set_verbosity_level): Update user_vect_verbosity_level
6467 instead of vect_verbosity_level.
6468 (vect_set_dump_settings): Add an argument. Ignore user defined
6469 verbosity if dump flags require higher level of verbosity. Print to
6470 stderr only for loop vectorization.
6471 (vectorize_loops): Update call to vect_set_dump_settings.
6472 (execute_vect_slp): New function.
6473 (gate_vect_slp): Likewise.
6474 (struct gimple_opt_pass pass_slp_vectorize): New.
6475 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
6477 (vec_info_for_bb): New function.
6478 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
6479 (VECTORIZATION_ENABLED): New macro.
6480 (SLP_ENABLED, SLP_DISABLED): Likewise.
6481 (vect_is_simple_use): Add bb_vec_info argument.
6482 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
6483 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
6484 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
6485 vect_schedule_slp, vect_analyze_slp): Likewise.
6486 (vect_analyze_stmt): Add slp_tree argument.
6487 (find_bb_location): Declare.
6488 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
6489 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
6490 (vect_analyze_loop_operations, vect_analyze_loop,
6491 get_initial_def_for_induction, vect_create_epilog_for_reduction,
6492 vect_finalize_reduction, vectorizable_reduction,
6493 vectorizable_live_operation, vect_transform_loop): Likewise.
6494 * tree-data-ref.c (dr_analyze_innermost): Update comment,
6495 skip evolution analysis if analyzing a basic block.
6496 (dr_analyze_indices): Likewise.
6497 (initialize_data_dependence_relation): Skip the test whether the
6498 object is invariant for basic blocks.
6499 (compute_all_dependences): Skip dependence analysis for data
6500 references in basic blocks.
6501 (find_data_references_in_stmt): Don't fail in case of invariant
6502 access in basic block.
6503 (find_data_references_in_bb): New function.
6504 (find_data_references_in_loop): Move code to
6505 find_data_references_in_bb and add a call to it.
6506 (compute_data_dependences_for_bb): New function.
6507 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
6508 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
6510 (vect_analyze_data_ref_dependence): Check for interleaving in case of
6511 unknown dependence in basic block and fail in case of dependence in
6513 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
6514 dependence instances from either loop or basic block vectorization
6516 (vect_compute_data_ref_alignment): Check if it is loop vectorization
6517 before calling nested_in_vect_loop_p.
6518 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
6519 dependence instances from either loop or basic block vectorization
6521 (vect_verify_datarefs_alignment): Likewise.
6522 (vect_enhance_data_refs_alignment): Adjust function calls.
6523 (vect_analyze_data_refs_alignment): Likewise.
6524 (vect_analyze_group_access): Fix printing. Skip different checks if
6525 DR_STEP is 0. Keep strided stores either in loop or basic block
6526 vectorization data structure. Fix indentation.
6527 (vect_analyze_data_ref_access): Fix comments, allow zero step in
6529 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
6530 dependence instances from either loop or basic block vectorization
6532 (vect_analyze_data_refs): Update comment. Call
6533 compute_data_dependences_for_bb to analyze basic blocks.
6534 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
6535 case of loop vectorization. In case of basic block vectorization use
6536 data-ref itself as a base.
6537 (vect_create_data_ref_ptr): In case of basic block vectorization:
6538 don't advance the pointer, add new statements before the current
6539 statement. Adjust function calls.
6540 (vect_supportable_dr_alignment): Support only aligned accesses in
6541 basic block vectorization.
6542 * common.opt (ftree-slp-vectorize): New flag.
6543 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
6544 (vect_pattern_recog_1): Likewise.
6545 * tree-vect-stmts.c (process_use): Likewise.
6546 (vect_init_vector): Add new statements in the beginning of the basic
6547 block in case of basic block SLP.
6548 (vect_get_vec_def_for_operand): Adjust function calls.
6549 (vect_finish_stmt_generation): Likewise.
6550 (vectorizable_call): Add assert that it is loop vectorization, adjust
6552 (vectorizable_conversion, vectorizable_assignment): Likewise.
6553 (vectorizable_operation): In case of basic block SLP, take
6554 vectorization factor from statement's type and skip the relevance
6555 check. Adjust function calls.
6556 (vectorizable_type_demotion): Add assert that it is loop
6557 vectorization, adjust function calls.
6558 (vectorizable_type_promotion): Likewise.
6559 (vectorizable_store): Check for outer loop only in case of loop
6560 vectorization. Adjust function calls. For basic blocks, skip the
6561 relevance check and don't advance pointers.
6562 (vectorizable_load): Likewise.
6563 (vectorizable_condition): Add assert that it is loop vectorization,
6564 adjust function calls.
6565 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
6566 that it is not reduction, get vector type, call only supported
6567 functions, skip loop specific parts.
6568 (vect_transform_stmt): Check for outer loop only in case of loop
6570 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
6571 (vect_is_simple_use): Fix comment, add new argument, fix conditions
6572 for external definition.
6573 * passes.c (pass_slp_vectorize): New pass.
6574 * tree-vect-slp.c (find_bb_location): New function.
6575 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
6576 check for patterns only in loops.
6577 (vect_build_slp_tree): Add argument, adjust function calls, fail in
6578 case of multiple types in basic block SLP.
6579 (vect_mark_slp_stmts_relevant): New function.
6580 (vect_supported_load_permutation_p): Fix comment.
6581 (vect_analyze_slp_instance): Add argument. In case of basic block
6582 SLP, take vectorization factor from statement's type, check that
6583 unrolling factor is 1. Adjust function call. Save SLP instance in
6584 either loop or basic block vectorization structure. Return FALSE,
6586 (vect_analyze_slp): Add argument. Get strided stores groups from
6587 either loop or basic block vectorization structure. Return FALSE
6588 if basic block SLP failed.
6589 (new_bb_vec_info): New function.
6590 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
6591 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
6592 (vect_schedule_slp): Add argument. Get SLP instances from either
6593 loop or basic block vectorization structure. Set vectorization factor
6594 to be 1 for basic block SLP.
6595 (vect_slp_transform_bb): New function.
6596 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
6598 2009-05-23 Mark Mitchell <mark@codesourcery.com>
6600 * final.c (shorten_branches): Do not align labels for jump tables.
6601 (final_scan_insn): Use JUMP_TABLE_DATA_P.
6603 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
6605 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
6606 Remove outdated reference to flow.c and fix nits.
6607 * doc/gccint.texi: Tweak RTL description.
6608 * doc/rtl.texi: Likewise.
6610 2009-05-23 Denis Chertykov <chertykov@gmail.com>
6612 * config/avr/avr.c: Change my email address.
6613 * config/avr/avr.h: Likewise.
6614 * config/avr/avr.md: Likewise.
6615 * config/avr/avr-protos.h: Likewise.
6616 * config/avr/libgcc.S: Likewise.
6618 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6620 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
6621 (spu_split_load, spu_split_store): Change return type to int.
6622 (spu_split_convert): Declare.
6623 * config/spu/predicates.md (spu_mem_operand): Remove.
6624 (spu_mov_operand): Update.
6625 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
6626 * config/spu/spu.c (regno_aligned_for_load): Remove.
6627 (reg_aligned_for_addr, spu_expand_load): Define.
6628 (spu_expand_extv): Reimplement and handle MEM.
6629 (spu_expand_insv): Handle MEM.
6630 (spu_sched_reorder): Handle insn's with length 0.
6631 (spu_legitimate_address_p): Reimplement.
6632 (store_with_one_insn_p): Return TRUE for any mode with size
6633 larger than 16 bytes.
6634 (address_needs_split): Define.
6635 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
6637 (spu_convert_move): Define.
6638 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
6639 (spu_split_store): Change all MEM's to TImode.
6640 (spu_init_expanders): Preallocate registers that correspond to
6641 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
6643 (spu_split_convert): Define.
6644 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
6645 (_move<mode>, _movdi, _movti): Update predicate and condition.
6646 (load, store): Change to define_split.
6647 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
6649 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
6650 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
6651 define_insn_and_split of lshr<mode>3.
6652 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
6653 (<v>ashr<mode>3_imm): Define.
6654 (extv, extzv, insv): Allow MEM operands.
6655 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
6656 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
6657 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
6658 (_spu_convert2): Change to define_insn_and_split and remove the
6659 corresponding define_peephole2.
6660 (stack_protect_set, stack_protect_test, stack_protect_test_si):
6661 Change predicates to memory_operand.
6663 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6665 * config/arm/thumb2.md: Add 16-bit multiply instructions.
6667 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6669 PR tree-optimization/40219
6670 * tree.c (iterative_hash_expr): Make sure the builtin function is
6671 a normal builtin function and not a front end or back end builtin
6672 before indexing into the built_in_decls array.
6674 2009-05-22 Richard Guenther <rguenther@suse.de>
6677 * alias.c (write_dependence_p): Do not use TBAA for answering
6678 anti-dependence or output-dependence.
6679 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
6680 (emit_pointer_definition): Remove.
6681 (emit_alias_warning): Likewise.
6682 (find_what_var_points_to): Remove TBAA pruning code.
6683 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
6685 (compute_points_to_sets): Remove code computing the set of
6686 dereferenced pointers.
6687 * tree-data-ref.c (dr_may_alias_p): Properly use the split
6688 oracle for querying anti and output dependencies.
6689 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
6690 if TBAA may be applied.
6691 (refs_anti_dependent_p): New function.
6692 (refs_output_dependent_p): Likewise.
6693 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
6694 (refs_output_dependent_p): Likewise.
6695 * doc/tree-ssa.texi (Memory model): New section.
6696 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6697 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6698 * cfgexpand.c (expand_gimple_basic_block): Do not handle
6699 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
6700 * expr.c (expand_expr_real_1): Likewise.
6701 * gimple-low.c (lower_stmt): Likewise.
6702 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
6703 (dump_gimple_cdt): Remove.
6704 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6705 (gimple_size): Likewise.
6706 (walk_gimple_op): Likewise.
6707 (is_gimple_stmt): Likewise.
6708 (walk_stmt_load_store_addr_ops): Likewise.
6709 (gimple_build_cdt): Remove.
6710 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6711 * gimple.h (gimple_cdt_new_type): Remove.
6712 (gimple_cdt_new_type_ptr): Likewise.
6713 (gimple_cdt_set_new_type): Likewise.
6714 (gimple_cdt_location): Likewise.
6715 (gimple_cdt_location_ptr): Likewise.
6716 (gimple_cdt_set_location): Likewise.
6717 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6718 * tree-cfg.c (remove_useless_stmts_1): Do not handle
6719 GIMPLE_CHANGE_DYNAMIC_TYPE.
6720 (verify_types_in_gimple_stmt): Likewise.
6721 * tree-inline.c (estimate_num_insns): Likewise.
6722 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
6723 (copy_decl_to_var): Likewise.
6724 (copy_result_decl_to_var): Likewise.
6725 * tree-pretty-print.c (dump_generic_node): Do not handle
6726 CHANGE_DYNAMIC_TYPE_EXPR.
6727 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6728 * tree-ssa-operands.c (get_expr_operands): Likewise.
6729 * tree-ssa-structalias.c (struct variable_info): Remove
6730 no_tbaa_pruning member.
6731 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
6732 (unify_nodes): Do not copy it.
6733 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6734 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
6735 (set_uids_in_ptset): Do not check it.
6736 (find_what_var_points_to): Likewise.
6737 (compute_tbaa_pruning): Remove.
6738 (compute_points_to_sets): Do not call it.
6739 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6740 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6741 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
6742 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
6743 (DECL_NO_TBAA_P): Likewise.
6744 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
6745 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
6746 (expand_omp_atomic_pipeline): Do not set it.
6747 * print-tree.c (print_node): Do not dump it.
6748 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6751 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
6754 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
6757 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6759 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
6762 2009-05-22 Ben Elliston <bje@au.ibm.com>
6764 * Makefile.in (bversion.h, s-bversion): New targets.
6765 (TOPLEV_H): Add bversion.h.
6766 * toplev.h: Include "bversion.h".
6767 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
6768 the __format__ attribute only if compiling with the same version
6769 of GCC as the sources (the "build version").
6771 2009-05-22 Ben Elliston <bje@au.ibm.com>
6773 * c-format.c (handle_format_attribute): Fix comment typo.
6775 2009-05-21 Steve Ellcey <sje@cup.hp.com>
6778 * config/ia64/ia64.opt (mfused-madd): New.
6779 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
6780 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
6781 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
6782 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
6783 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
6784 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
6785 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
6786 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
6787 instruction if !TARGET_FUSED_MADD.
6788 (fpma, fpms): Remove colon from name.
6790 2009-05-22 Richard Guenther <rguenther@suse.de>
6792 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
6793 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
6794 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
6796 (create_expression_by_pieces): Only convert if necessary.
6797 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
6798 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
6800 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
6802 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
6803 regular pattern from a template and rename it ...
6804 (*extzv_truncsi_exts): ... to this.
6806 2009-05-21 Richard Guenther <rguenther@suse.de>
6808 * cgraph.h (struct cgraph_node): Remove inline_decl member.
6809 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
6810 (cgraph_default_inline_p): Likewise.
6811 (cgraph_decide_inlining_incrementally): Likewise.
6813 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
6814 Uros Bizjak <ubizjak@gmail.com>
6816 * config/i386/cpuid.h (bit_MOVBE): New.
6818 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
6820 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
6821 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
6822 (ix86_handle_option): Handle OPT_mmovbe.
6823 (ix86_target_string): Add -mmovbe.
6824 (pta_flags): Add PTA_MOVBE.
6825 (processor_alias_table): Add PTA_MOVBE to "atom".
6826 (override_options): Handle PTA_MOVBE.
6828 * config/i386/i386.h (TARGET_MOVBE): New.
6830 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
6831 (*bswapsi_movbe): New.
6832 (*bswapdi_movbe): Likewise.
6833 (bswapdi2): Renamed to ...
6835 (bswapdi2): New expander.
6837 * config/i386/i386.opt (mmovbe): New.
6839 * doc/invoke.texi: Document -mmovbe.
6841 2009-05-21 Taras Glek <tglek@mozilla.com>
6843 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
6844 * gcc-plugin.h (plugin_init): Updated signature.
6845 * gcc-plugin.h (plugin_name_args): Moved to this header.
6846 * doc/plugins.texi (plugin_init): Updated documention to reflect
6848 * doc/plugins.texi (plugin_name_args): Added to documention.
6850 2009-05-21 Mark Mitchell <mark@codesourcery.com>
6852 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
6853 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
6855 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
6857 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
6858 JUMP_TABLE_DATA_P predicates where applicable.
6859 * config/i386/predicates.md: Ditto.
6860 * config/i386/sse.md: Ditto.
6862 2009-05-21 Jakub Jelinek <jakub@redhat.com>
6864 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
6865 operand2 -128 override length_immediate attribute to 1.
6866 * config/i386/predicates.md (constm128_operand): New predicate.
6868 * config/i386/i386.c (memory_address_length): Handle %r12
6869 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
6871 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
6872 mode look through optional ZERO_EXTEND and SUBREG.
6873 * config/i386/i386.md (R12_REG): New define_constant.
6874 (prefix_data16): For sse unit set also for MODE_TI insns.
6875 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
6876 insns set if operand 1 is ext_QIreg_operand.
6877 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
6878 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
6880 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
6881 mode from MODE_DI to MODE_SI.
6882 (movdi_1_rex64): Override modrm and length_immediate attributes
6883 only for movabs (TYPE_IMOV, alternative 2).
6884 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
6885 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
6886 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
6887 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
6888 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
6889 prefix_rex attribute if DImode.
6890 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
6891 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
6892 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
6893 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
6894 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
6895 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
6896 Likewise. For TYPE_IMOV clear length_immediate attribute.
6897 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
6898 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
6899 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
6900 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
6901 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
6902 or one operand TYPE_ISHIFT.
6903 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
6904 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
6905 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
6906 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
6907 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
6908 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
6909 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
6910 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
6911 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
6912 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
6913 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
6914 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
6915 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
6916 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
6917 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
6918 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
6919 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
6920 set mode attribute, don't override length attribute.
6921 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
6923 (return_internal_long): Set length attribute to 2 instead of 1.
6924 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
6925 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
6926 prefix_rex attribute.
6927 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
6929 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
6931 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6933 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
6935 2009-05-20 Ian Lance Taylor <iant@google.com>
6937 * tree.c (build_tree_list_vec_stat): New function.
6938 (ctor_to_vec): New function.
6939 (build_nt_call_vec): New function.
6940 (build_call_array): Change args to be a const pointer.
6941 (build_call_vec): New function.
6942 * tree.h (build_nt_call_vec): Declare.
6943 (build_tree_list_vec_stat): Declare.
6944 (build_tree_list_vec): Define.
6945 (build_call_array): Update declaration.
6946 (build_call_vec): Declare.
6947 (ctor_to_vec): Declare.
6948 * c-common.c (tree_vector_cache): New static variable.
6949 (make_tree_vector): New function.
6950 (release_tree_vector): New function.
6951 (make_tree_vector_single): New function.
6952 (make_tree_vector_copy): New function.
6953 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
6954 (make_tree_vector_single, make_tree_vector_copy): Declare.
6955 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
6956 (c_parser_expr_list): Don't manage cache here, instead call
6958 (c_parser_release_expr_list): Remove static function.
6959 (c_parser_vec_to_tree_list): Remove static function.
6960 (c_parser_attributes): Call build_tree_list_vec instead of
6961 c_parser_vec_to_tree_list. Call release_tree_vector instead of
6962 c_parser_release_expr_list.
6963 (c_parser_postfix_expression_after_primary): Likewise.
6964 (c_parser_objc_keywordexpr): Likewise.
6966 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
6968 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
6969 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
6970 TARGET_CONVERT_TO_TYPE.
6971 * hooks.c (hook_tree_const_tree_null): Define.
6972 * hooks.h (hook_tree_const_tree_null): Declare.
6973 * target.h (struct gcc_target): Add invalid_parameter_type,
6974 invalid_return_type, promoted_type, and convert_to_type fields.
6975 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
6976 (TARGET_INVALID_RETURN_TYPE): Define.
6977 (TARGET_PROMOTED_TYPE): Define.
6978 (TARGET_CONVERT_TO_TYPE): Define.
6979 (TARGET_INITIALIZER): Update for new fields.
6980 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
6981 (grokparms): Check targetm.invalid_parameter_type.
6982 * c-typeck.c (default_conversion): Check targetm.promoted_type.
6983 * c-convert.c (convert): Check targetm.convert_to_type.
6985 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
6987 * config/mips/mips.md (*extenddi_truncate<mode>,
6988 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
6990 (*extendhi_truncateqi): New define_insn_and_sptit.
6992 2009-05-20 Jakub Jelinek <jakub@redhat.com>
6995 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
6996 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
6998 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
7000 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
7001 the operand of VIEW_CONVERT_EXPR.
7003 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
7005 * config/i386/driver-i386.c (host_detect_local_cpu): Check
7006 extended family and model for Intel processors. Support Intel Atom.
7008 2009-05-20 Olivier Hainque <hainque@adacore.com>
7010 * gstab.h (stab_code_type): Define, to be used instead of the
7011 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
7013 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
7014 occurrences by stab_code_type.
7015 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
7017 2009-05-20 Martin Jambor <mjambor@suse.cz>
7019 * tree-flow.h (insert_edge_copies_seq): Undeclare.
7020 (sra_insert_before): Likewise.
7021 (sra_insert_after): Likewise.
7022 (sra_init_cache): Likewise.
7023 (sra_type_can_be_decomposed_p): Likewise.
7024 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
7025 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
7026 (sra_insert_before): Likewise.
7027 (sra_insert_after): Likewise.
7028 (sra_init_cache): Likewise.
7029 (insert_edge_copies_seq): Made static and moved upwards.
7031 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
7034 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
7036 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
7037 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
7040 2009-05-20 Richard Guenther <rguenther@suse.de>
7042 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
7043 with mismatched comparison modes.
7045 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7047 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
7048 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
7049 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
7050 with shifts for Thumb2.
7051 (orsi_notsi): New for orn.
7052 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
7053 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
7054 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
7055 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
7056 Don't invert remainder for IOR.
7058 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
7060 PR tree-optimization/40087
7061 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
7062 number_of_iterations_ne): Rename never_infinite argument.
7063 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
7064 number_of_iterations_le): Handle pointer-type ivs when
7065 exit_must_be_taken is false.
7066 (number_of_iterations_cond): Do not always assume that
7067 exit_must_be_taken if the control variable is a pointer.
7069 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7071 * c-typeck.c (build_binary_op): Allow % on integal vectors.
7072 * doc/extend.texi (Vector Extension): Document that % is allowed too.
7074 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
7076 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
7077 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
7079 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7082 * c.opt (Wlogical-op): Disabled by default.
7083 * c-opt (c_common_post_options): Do not enable Wlogical-op with
7085 * doc/invoke.texi (Wlogical-op): Likewise.
7087 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
7089 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
7091 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
7092 Propagate the type of the first operand.
7093 <ASSERT_EXPR>: Simplify.
7094 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
7095 Rewrite using the RHS code as discriminant.
7096 <NOP_EXPR>: Turn into CASE_CONVERT.
7097 <PLUS_EXPR>: Propagate the type of the first operand.
7099 2009-05-19 Steve Ellcey <sje@cup.hp.com>
7101 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
7102 (ia64_dconst_0_375): New.
7103 * config/ia64/ia64.c (ia64_override_options): Remove
7104 -minline-sqrt-min-latency warning.
7105 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
7106 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
7107 * config/ia64/ia64.md (*sqrt_approx): Remove.
7108 (sqrtsf2): Remove #if 0.
7109 (sqrtsf2_internal_thr): Rewrite and move to div.md.
7110 (sqrtdf): Remove assert.
7111 (sqrtdf2_internal_thr): Rewrite and move to div.md.
7112 (sqrtxf2): Remove #if 0.
7113 (sqrtxf2_internal_thr): Rewrite and move to div.md.
7114 * div.md (sqrt_approx_rf): New.
7115 (sqrtsf2_internal_thr): New implementation.
7116 (sqrtsf2_internal_lat): New.
7117 (sqrtdf2_internal_thr: New implementation.
7118 (sqrtxf2_internal): New implementation.
7120 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
7121 Hans-Peter Nilsson <hp@axis.com>
7123 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
7124 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
7125 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
7126 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
7127 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
7128 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
7129 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
7130 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
7131 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
7132 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
7133 * c-common.c: ...from here.
7135 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7137 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
7139 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7141 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
7143 2009-05-19 Ben Elliston <bje@au.ibm.com>
7145 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
7146 assignments with memcpy calls.
7147 (add_fdes): Likewise.
7148 (binary_search_unencoded_fdes): Likewise.
7149 (linear_search_fdes): Eliminate type puns.
7151 2009-05-19 Richard Guenther <rguenther@suse.de>
7153 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
7154 not falsely claim to have propagated into all uses.
7156 2009-05-19 Ben Elliston <bje@au.ibm.com>
7158 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
7161 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7163 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
7164 * config/sh/sh.c (sh_legitimate_address_p): Make static.
7165 (TARGET_LEGITIMATE_ADDRESS_P): New.
7166 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7167 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7169 2009-05-18 Dodji Seketeli <dodji@redhat.com>
7172 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
7173 child of the containing namespace's DIE.
7175 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
7177 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
7178 *zero_extendhi_truncqi): Move after the zero_extend patterns.
7179 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
7182 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
7185 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
7186 gen_align with gen_pad.
7187 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
7188 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
7190 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
7191 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
7193 * config/i386/i386.md (align): Renamed to ...
7194 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
7195 ASM_OUTPUT_MAX_SKIP_PAD.
7197 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
7199 * config.gcc: Fix variable syntax.
7202 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
7203 before calling exact_log2.
7204 (output_iorsi3): Likewise.
7205 (output_xorsi3): Likewise.
7207 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7209 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
7210 for the none zero constant operand except for EQ and NE
7211 comprisons even when the first operand is R0.
7213 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
7215 * config/s390/2064.md: Remove trailing whitespaces.
7216 * config/s390/2084.md: Likewise.
7217 * config/s390/constraints.md: Likewise.
7218 * config/s390/fixdfdi.h: Likewise.
7219 * config/s390/libgcc-glibc.ver: Likewise.
7220 * config/s390/s390-modes.def: Likewise.
7221 * config/s390/s390-protos.h: Likewise.
7222 * config/s390/s390.c: Likewise.
7223 * config/s390/s390.h: Likewise.
7224 * config/s390/s390.md: Likewise.
7225 * config/s390/tpf-unwind.h: Likewise.
7227 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7229 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
7231 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7234 * configure.ac (m68k-*-*): Check if binutils support TLS.
7235 * configure: Regenerate.
7236 * config/m68k/predicates.md (symbolic_operand): Extend comment.
7237 * config/m68k/constraints.md (Cu): New constraint.
7238 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
7239 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
7240 (movsi): Handle TLS symbols.
7241 (addsi3_5200): Handle XTLS symbols, indent.
7242 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
7243 (m68k_tls_reference_p): Declare.
7244 (m68k_legitimize_address): Declare.
7245 (m68k_unwrap_symbol): Declare.
7246 * config/m68k/m68k.opt (mxtls): New option.
7247 * config/m68k/m68k.c (ggc.h): Include.
7248 (m68k_output_dwarf_dtprel): Implement hook.
7249 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
7250 (m68k_expand_prologue): Load GOT pointer when function needs it.
7251 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
7252 (m68k_legitimate_constant_address_p): Same.
7253 (m68k_decompose_address): Handle TLS references.
7254 (m68k_get_gp): New static function.
7255 (enum m68k_reloc): New contants.
7256 (TLS_RELOC_P): New macro.
7257 (m68k_wrap_symbol): New static function.
7258 (m68k_unwrap_symbol): New function.
7259 (m68k_final_prescan_insn_1): New static function.
7260 (m68k_final_prescan_insn): New function.
7261 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
7263 (legitimize_pic_address): Handle TLS references..
7264 (m68k_tls_get_addr, m68k_get_tls_get_addr)
7265 (m68k_libcall_value_in_a0_p)
7266 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
7267 (m68k_call_m68k_read_tp): Helper variables and functions for ...
7268 (m68k_legitimize_tls_address): Handle TLS references.
7269 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
7271 (m68k_legitimize_address): Handle TLS symbols.
7272 (m68k_get_reloc_decoration): New static function.
7273 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
7275 (m68k_output_dwarf_dtprel): Implement hook.
7276 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
7277 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
7278 m68k_call_* routines.
7279 (sched_attr_op_type): Handle TLS symbols.
7280 (gt-m68k.h): Include.
7281 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
7282 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
7284 2009-05-18 Martin Jambor <mjambor@suse.cz>
7286 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
7287 (visit_store_addr_for_mod_analysis): New function.
7288 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
7289 (determine_cst_member_ptr): Use gimple_assign_single_p.
7290 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
7291 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
7292 operands. Don't check number of operands of a NOP_EXPR.
7294 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
7296 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
7298 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
7301 * c-common.c (warn_logical_operator): Don't warn if one of
7302 expression isn't always true or false.
7304 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
7306 * config/i386/biarch32.h: New file.
7307 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
7309 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
7311 * config/mips/mips.md (*zero_extend<mode>_trunchi,
7312 *zero_extend<mode>_truncqi): Merge these into ...
7313 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
7314 Name the pattern following this as *zero_extendhi_truncqi.
7316 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
7319 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
7320 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
7321 (output_info): Make field HOST_WIDEST_INT.
7322 (print_statistics): Use HOST_WIDEST_INT_PRINT.
7323 (dump_bitmat_statistics): Same.
7325 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
7327 * config.gcc (use_gcc_stdint): Set to wrap.
7328 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7329 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7330 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7331 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7332 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7333 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7334 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7335 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7337 2009-05-16 Joseph Myers <joseph@codesourcery.com>
7339 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
7341 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
7342 Move definitions earlier.
7343 (OPT_ARCH64, OPT_ARCH32): Define.
7344 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
7347 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7350 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
7353 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7355 * arm.md (movdi2): Copy non-reg values to DImode registers.
7357 2009-05-16 Jakub Jelinek <jakub@redhat.com>
7360 * final.c (label_to_max_skip): New function.
7361 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
7362 CODE_LABEL_NUMBER <= max_labelno.
7363 * output.h (label_to_max_skip): New prototype.
7364 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
7365 (ix86_avoid_jump_mispredicts): ... this. Don't define if
7366 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
7367 Handle CODE_LABELs with >= 16 byte alignment or with
7368 max_skip == (1 << align) - 1.
7369 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
7370 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
7373 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
7374 .p2align 3 if MAX_SKIP is smaller than 7.
7375 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7377 2009-05-15 Ian Lance Taylor <iant@google.com>
7379 * alias.c (struct alias_set_entry_d): Rename from struct
7380 alias_set_entry. Change all uses.
7381 * except.c (struct call_site_record_d): Rename from struct
7382 call_site_record. Change all uses.
7383 * except.h (struct eh_region_d): Rename from struct eh_region.
7385 * gcse.c (struct hash_table_d): Rename from struct hash_table.
7387 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
7388 ivtype_map_elt. Change all uses.
7389 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
7391 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
7392 * graphite.h (struct name_tree_d): Rename from struct name_tree.
7394 (struct sese_d): Rename from struct sese. Change all uses.
7395 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
7396 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
7397 * optabs.h (struct optab_d): Rename from struct optab. Change all
7399 (struct convert_optab_d): Rename from struct convert_optab.
7401 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
7402 ipa_opt_pass. Change all uses.
7403 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
7406 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
7407 defined as a typedef.
7408 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
7411 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7414 * fold-const.c (make_range,build_range_check,merge_ranges): Move
7416 (merge_ranges): Returns bool.
7417 * tree.h (make_range): .. to here.
7418 (build_range_check): Likewise.
7419 (merge_ranges): Likewise. Renamed from merge_ranges.
7420 * c-typeck.c (parser_build_binary_op): Update calls to
7421 warn_logical_operator.
7422 * c-common.c (warn_logical_operator): Add new warning.
7423 * c-common.h (warn_logical_operator): Update declaration.
7425 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7427 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
7429 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7431 * doc/install.texi: Document MPC requirements, flags etc.
7433 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
7434 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
7435 Evaluate constant arguments.
7436 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
7437 (fold_builtin_1): Likewise, also evaluate constant arguments.
7438 Remove superfluous break.
7439 (do_mpc_ckconv): New.
7440 * real.h: Include mpc.h.
7441 * toplev.c (print_version): Output MPC version info if available.
7443 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7445 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
7447 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
7449 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
7452 2009-05-15 Jan Hubicka <jh@suse.cz>
7454 * doc/invoke.texi (max-early-inliner-iterations): New flag.
7455 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
7456 (try_inline): Fix return value.
7457 (cgraph_decide_inlining_incrementally): Honor new value.
7458 (cgraph_early_inlining): Handle indirect inlining.
7459 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
7461 2009-05-15 Jan Hubicka <jh@suse.cz>
7463 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
7464 * cgraphunit.c (cgraph_finalize_function): Set it.
7465 (cgraph_expand_function): Use it.
7467 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7469 * real.c (encode_ieee_half): Define.
7470 (decode_ieee_half): Define.
7471 (ieee_half_format): Define.
7472 (arm_half_format): Define.
7473 * real.h (ieee_half_format): Declare.
7474 (arm_half_format): Declare.
7476 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7478 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
7479 swapped, and reversed optabs exist before trying to use them.
7481 2009-05-15 Paul Brook <paul@codesourcery.com>
7482 Sandra Loosemore <sandra@codesourcery.com>
7484 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
7485 loads. Allow PRE_DEC.
7486 (output_move_neon): Handle PRE_DEC.
7487 (arm_print_operand): Add 'A' for neon structure loads.
7488 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
7489 * config/arm/neon.md (neon_mov): Update comment.
7490 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
7492 (Um): New constraint.
7494 2009-05-15 Jan Hubicka <jh@suse.cz>
7496 Revert the following patch until testsuite fallout is fixed:
7497 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7498 * cgraph.h (struct inline_summary): New filed self_wize,
7499 size_inlining_benefit, self_time and time_inlining_benefit.
7500 (struct cgraph_global_info): Replace insns by time ans size fields.
7501 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7502 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7503 (ipcp_update_callgraph): Do not touch function bodies.
7504 * ipa-inline.c: Include except.h
7505 (MAX_TIME): New constant.
7506 (overall_insns): Remove
7507 (overall_size, max_benefit): New static variables.
7508 (cgraph_estimate_time_after_inlining): New function.
7509 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7510 (cgraph_clone_inlined_nodes): Update size.
7511 (cgraph_mark_inline_edge): Update size.
7512 (cgraph_estimate_growth): Use size info.
7513 (cgraph_check_inline_limits): Check size.
7514 (cgraph_default_inline_p): Likewise.
7515 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7516 (cgraph_decide_recursive_inlining): Check size.
7517 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7519 (cgraph_decide_inlining): Likewise.
7520 (cgraph_decide_inlining_incrementally): Likewise; honor
7521 PARAM_EARLY_INLINING_INSNS.
7522 (likely_eliminated_by_inlining_p): New predicate.
7523 (estimate_function_body_sizes): New function.
7524 (compute_inline_parameters): Use it.
7525 * except.c (must_not_throw_labels): New function.
7526 * except.h (must_not_throw_labels): Declare.
7527 * tree-inline.c (init_inline_once): Kill inlining_weigths
7528 * tree-ssa-structalias.c: Avoid uninitialized warning.
7529 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7530 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7531 (PARAM_INLINE_CALL_COST): Remove.
7532 (PARAM_EARLY_INLINING_INSNS): New.
7534 2009-05-15 Richard Guenther <rguenther@suse.de>
7536 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
7537 not TODO_update_ssa.
7539 2009-05-15 Richard Guenther <rguenther@suse.de>
7541 PR tree-optimization/39999
7542 * gimple.h (gimple_expr_type): Use the expression type looking
7543 through useless conversions.
7544 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
7545 (vn_nary_op_insert_stmt): Likewise.
7546 (simplify_binary_expression): Likewise.
7548 2009-05-15 Richard Guenther <rguenther@suse.de>
7550 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7551 New options, enabled by default.
7552 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7554 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
7555 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
7556 * tree-ssa-structalias.c (gate_tree_pta): New function.
7557 (pass_build_alias): Use it.
7559 2009-05-15 Joseph Myers <joseph@codesourcery.com>
7561 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
7562 recurse on an invariant address if a conversion from a pointer
7563 type to a wider integer type is involved.
7565 2009-05-15 Jan Hubicka <jh@suse.cz>
7567 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7568 * cgraph.h (struct inline_summary): New filed self_wize,
7569 size_inlining_benefit, self_time and time_inlining_benefit.
7570 (struct cgraph_global_info): Replace insns by time ans size fields.
7571 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7572 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7573 (ipcp_update_callgraph): Do not touch function bodies.
7574 * ipa-inline.c: Include except.h
7575 (MAX_TIME): New constant.
7576 (overall_insns): Remove
7577 (overall_size, max_benefit): New static variables.
7578 (cgraph_estimate_time_after_inlining): New function.
7579 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7580 (cgraph_clone_inlined_nodes): Update size.
7581 (cgraph_mark_inline_edge): Update size.
7582 (cgraph_estimate_growth): Use size info.
7583 (cgraph_check_inline_limits): Check size.
7584 (cgraph_default_inline_p): Likewise.
7585 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7586 (cgraph_decide_recursive_inlining): Check size.
7587 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7589 (cgraph_decide_inlining): Likewise.
7590 (cgraph_decide_inlining_incrementally): Likewise; honor
7591 PARAM_EARLY_INLINING_INSNS.
7592 (likely_eliminated_by_inlining_p): New predicate.
7593 (estimate_function_body_sizes): New function.
7594 (compute_inline_parameters): Use it.
7595 * except.c (must_not_throw_labels): New function.
7596 * except.h (must_not_throw_labels): Declare.
7597 * tree-inline.c (init_inline_once): Kill inlining_weigths
7598 * tree-ssa-structalias.c: Avoid uninitialized warning.
7599 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7600 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7601 (PARAM_INLINE_CALL_COST): Remove.
7602 (PARAM_EARLY_INLINING_INSNS): New.
7603 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
7604 (inline-call-cost): Remove.
7605 (early-inlining-insns): New.
7607 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
7609 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
7611 (print_int_cst_bounds_in_octal_p): Likewise.
7612 (dbxout_type): Adjust calls to above functions. Be prepared to deal
7614 * dwarf2out.c (base_type_die): Likewise.
7615 (is_subrange_type): Delete.
7616 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
7617 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
7618 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
7619 if the destination type is boolean.
7620 (build_range_check): Do not special-case subtypes.
7621 (fold_sign_changed_comparison): Likewise.
7622 (fold_unary): Likewise.
7623 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
7624 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
7625 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
7626 * tree.c (subrange_type_for_debug_p): New predicate based on the
7627 former is_subrange_type.
7628 * tree.h (subrange_type_for_debug_p): Declare.
7629 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
7630 (convert_affine_scev): Remove call to above function.
7631 (chrec_convert_aggressive): Likewise.
7632 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
7633 false for conversions involving subtypes.
7634 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
7635 (vrp_val_min): Likewise.
7636 (needs_overflow_infinity): Likewise.
7637 (extract_range_from_unary_expr): Likewise.
7639 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
7641 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7642 * config/frv/frv.c: Likewise.
7643 * config/s390/s390.c: Likewise.
7644 * config/sparc/sparc.h: Likewise.
7645 * config/i386/i386.h: Likewise.
7646 * config/i386/i386.c: Likewise.
7647 * config/crx/crx.c: Likewise.
7648 * config/m68hc11/m68hc11.h: Likewise.
7649 * config/iq2000/iq2000.c: Likewise.
7650 * config/mn10300/mn10300.h: Likewise.
7651 * config/mn10300/mn10300.c: Likewise.
7652 * config/m68k/m68k.c: Likewise.
7653 * config/rs6000/rs6000.c: Likewise.
7654 * config/rs6000/xcoff.h: Likewise.
7655 * config/rs6000/linux64.h: Likewise.
7656 * config/rs6000/sysv4.h: Likewise.
7657 * config/score/score3.c: Likewise.
7658 * config/score/score7.c: Likewise.
7659 * config/score/score.c: Likewise.
7660 * config/arm/arm.md: Likewise.
7661 * config/mips/mips.c: Likewise.
7662 * config/mips/mips.md: Likewise.
7663 * config/bfin/bfin.h: Likewise.
7664 * config/pa/pa.c: Likewise.
7665 * config/pa/constraints.md: Likewise.
7667 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
7668 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
7669 * config/pdp11/pdp11.h: Use memory_address_p instead.
7671 2009-05-14 Ian Lance Taylor <iant@google.com>
7673 * passes.c (finish_optimization_passes): Change i to int.
7674 * plugin.c (plugins_active_p): Change event to int.
7675 (dump_active_plugins): Likewise.
7676 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
7678 * tree.c (tree_range_check_failed): Change c to unsigned int.
7679 (omp_clause_range_check_failed): Likewise.
7680 (build_common_builtin_nodes): Change mode to int. Add cast.
7681 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
7682 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
7684 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
7685 ++ or -- with a variable of enum type.
7687 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7690 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
7692 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7694 * store-motion.c: Do not include params.h
7695 * Makefile.in: Fix dependencies for various files.
7697 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7699 * auto-inc-dec.c: Fix pass description, remove apparent
7700 accidental duplication.
7702 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
7705 * ipa-utils.h (memory_identifier_string): Moved to ...
7706 * tree.h (memory_identifier_string): Here. Add GTY(()).
7708 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7710 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
7711 in the former documentation of...
7712 (GO_IF_LEGITIMATE_ADDRESS): ... this.
7713 * ira-conflicts.c (get_dup_num): Use address_operand.
7714 * targhooks.c (default_legitimate_address_p): New.
7715 * targhooks.h (default_legitimate_address_p): New.
7716 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
7718 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
7719 * target.h (struct target): Add legitimate_address_p.
7720 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
7721 (TARGET_INITIALIZER): Include it.
7723 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7724 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
7725 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
7726 (TARGET_LEGITIMATE_ADDRESS_P): New.
7728 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7729 (REG_OK_STRICT_P): Delete.
7730 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
7731 (frv_legitimate_address_p_1): ... this.
7732 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
7733 (frv_legitimate_address_p_1): ... the renamed old
7734 frv_legitimate_address_p.
7735 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
7736 (TARGET_LEGITIMATE_ADDRESS_P): New.
7738 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7739 * config/s390/s390-protos.h (legitimate_address_p): Remove.
7740 * config/s390/s390.c (legitimate_address_p): Rename to...
7741 (s390_legitimate_address_p): ... this, make static.
7742 (legitimize_address): Adjust call.
7743 (TARGET_LEGITIMATE_ADDRESS_P): New.
7744 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
7746 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7747 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
7748 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
7749 (TARGET_LEGITIMATE_ADDRESS_P): New.
7751 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7752 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
7753 * config/spu/spu.c (spu_legitimate_address): Rename to...
7754 (spu_legitimate_address_p): ... this, make static.
7755 (TARGET_LEGITIMATE_ADDRESS_P): New.
7757 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7758 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
7759 * config/sparc/sparc.c (legitimate_address_p): Rename to...
7760 (sparc_legitimate_address_p): ... this, make static and return bool.
7761 (legitimize_address): Adjust call.
7762 (TARGET_LEGITIMATE_ADDRESS_P): New.
7764 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7765 * config/i386/i386-protos.h (legitimate_address_p): Remove.
7766 * config/i386/i386.c (legitimate_address_p): Rename to...
7767 (ix86_legitimate_address_p): ... this, make static.
7768 (constant_address_p): Move after it, adjust call.
7769 (TARGET_LEGITIMATE_ADDRESS_P): New.
7771 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7772 * config/avr/avr-protos.h (legitimate_address_p): Remove.
7773 * config/avr/avr.c (legitimate_address_p): Rename to...
7774 (avr_legitimate_address_p): ... this, make static.
7775 (legitimize_address): Adjust call.
7776 (TARGET_LEGITIMATE_ADDRESS_P): New.
7778 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7779 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
7780 * config/crx/crx.c (crx_legitimate_address_p): Make static.
7781 (TARGET_LEGITIMATE_ADDRESS_P): New.
7783 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7784 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
7785 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
7786 (TARGET_LEGITIMATE_ADDRESS_P): New.
7788 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7789 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
7791 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
7793 (TARGET_LEGITIMATE_ADDRESS_P): New.
7795 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7796 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
7798 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
7800 (m68hc11_legitimate_address_p): ... this, make static.
7801 (go_if_legitimate_address_internal): Rename to...
7802 (m68hc11_legitimate_address_p_1): ... this.
7803 (legitimize_address): Adjust call.
7804 (TARGET_LEGITIMATE_ADDRESS_P): New.
7806 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7807 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
7808 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
7809 (TARGET_LEGITIMATE_ADDRESS_P): New.
7811 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7812 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
7813 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
7814 (mn10300_legitimate_address_p): ... this, make static.
7815 (TARGET_LEGITIMATE_ADDRESS_P): New.
7817 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7818 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
7819 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
7820 (TARGET_LEGITIMATE_ADDRESS_P): New.
7822 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7823 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
7824 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
7825 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7826 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
7827 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
7828 (rs6000_legitimate_address_p): ... this, make static.
7829 (TARGET_LEGITIMATE_ADDRESS_P): New.
7830 (REG_MODE_OK_FOR_BASE_P): Delete.
7831 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
7833 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7834 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
7836 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
7837 static, adjust types.
7838 (TARGET_LEGITIMATE_ADDRESS_P): New.
7840 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7841 * config/score/score.c (score_address_p): Rename to...
7842 (score_legitimate_address_p): ... this.
7843 (TARGET_LEGITIMATE_ADDRESS_P): New.
7844 * config/score/score3.c (score3_address_p): Rename to...
7845 (score3_legitimate_address_p): ... this.
7846 * config/score/score7.c (score7_address_p): Rename to...
7847 (score7_legitimate_address_p): ... this.
7849 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
7850 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
7851 GO_IF_LEGITIMATE_ADDRESS): Delete.
7852 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
7853 thumb2_legitimate_address_p): Delete.
7854 (arm_legitimate_address_p): Rename to...
7855 (arm_legitimate_address_outer_p): ... this.
7856 * config/arm/constraints.md ("Uq"): Adjust call.
7857 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
7858 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
7860 (arm_legitimate_address_outer_p): ... this.
7861 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
7863 (TARGET_LEGITIMATE_ADDRESS_P): New.
7865 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7866 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
7867 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
7868 (TARGET_LEGITIMATE_ADDRESS_P): New.
7870 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7871 * config/vax/vax-protos.h (legitimate_address_p): Remove.
7872 * config/vax/vax.c (legitimate_address_p): Rename to...
7873 (vax_legitimate_address_p): ... this, make static.
7874 (TARGET_LEGITIMATE_ADDRESS_P): New.
7876 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7877 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
7878 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
7879 (TARGET_LEGITIMATE_ADDRESS_P): New.
7881 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7882 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
7883 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
7884 (mmix_legitimate_address_p): ... this, make static.
7885 (TARGET_LEGITIMATE_ADDRESS_P): New.
7887 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7888 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
7889 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
7890 (TARGET_LEGITIMATE_ADDRESS_P): New.
7892 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7894 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
7895 of MODE_COMPLEX_INT.
7897 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7899 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
7900 LCT_NORMAL in function call.
7901 * mips-tdump.c (print_file_desc): Add cast to enum type.
7902 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
7903 (mark_stabs): Add casts to enum types.
7904 (parse_stabs_common): Add casts to enum types.
7906 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7908 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
7909 Check for invalid values of LETTER.
7911 2009-05-13 Taras Glek <tglek@mozilla.com>
7913 * attribs.c (register_attribute): moved out attribute registration
7914 into register_attribute.
7915 * doc/plugins.texi: Documented register_attribute and
7917 * gcc-plugin.h: Added forward decl for register_attribute.
7918 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
7919 * plugin.c (register_callback, invoke_plugin_callbacks): Added
7920 PLUGIN_ATTRIBUTES boilerplate.
7922 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
7924 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
7925 values even in sentinel and empty entries.
7926 (ms_printf_flag_specs): Likewise.
7927 (ms_scanf_flag_specs): Likewise.
7928 (ms_strftime_flag_specs): Likewise.
7929 (ms_print_char_table): Likewise.
7930 (ms_scan_char_table): Likewise.
7931 (ms_time_char_table): Likewise.
7933 2009-05-13 Doug Kwan <dougkwan@google.com>
7935 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
7937 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7939 * config/mips/mips.md (store): Add attributes for QI and HI.
7941 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
7942 (truncdi<mode>2): ... this new pattern.
7944 2009-05-13 Brad Hards <bradh@kde.org>
7946 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
7948 2009-05-14 Jakub Jelinek <jakub@redhat.com>
7949 Ben Elliston <bje@au.ibm.com>
7952 * dse.c (check_mem_read_rtx): Guard against width == -1.
7954 2009-05-13 Michael Matz <matz@suse.de>
7957 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
7958 (trivially_conflicts_p): New function.
7959 (insert_backedge_copies): Use it.
7961 2009-05-13 Janis Johnson <janis187@us.ibm.com>
7963 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
7964 (handle_stdc_pragma): Use new enum constant names.
7965 (handle_pragma_float_const_decimal64): Ditto.
7967 2009-05-13 Ian Lance Taylor <iant@google.com>
7969 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
7972 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
7974 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
7975 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
7977 * config/m68k/m68k.h (FL_UCLINUX): Define.
7979 2009-05-13 Jan Hubicka <jh@suse.cz>
7981 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
7983 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7985 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
7986 unless -fschedule-insns is specified.
7988 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7991 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
7992 TARGET_EXPAND_CBRANCHDI4.
7993 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
7994 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
7995 (cmpeqdi): Fix comment.
7997 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7999 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
8000 (sh_legitimate_address_p): Likewise.
8001 * config/sh/sh.c (sh_legitimate_index_p): New.
8002 (sh_legitimate_address_p): Likewise.
8003 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
8004 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
8005 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
8006 (MAYBE_BASE_REGISTER_RTX_P): New macro.
8007 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
8008 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
8009 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
8010 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
8011 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
8013 2009-05-12 Jan Hubicka <jh@suse.cz>
8015 * tree-inline.c (estimate_operator_cost): Add operands;
8016 when division happens by constant, it is cheap.
8017 (estimate_num_insns): Loads and stores are not having cost of 0;
8018 EH magic stuff is cheap; when computing runtime cost of switch,
8019 use log2 base of amount of its cases; builtin_expect has cost of 0;
8020 compute cost for moving return value of call.
8021 (init_inline_once): Initialize time_based flags.
8022 * tree-inline.h (eni_weights_d): Add time_based flag.
8024 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8026 * df-core.c: Update head documentation.
8028 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8031 * rs6000.c (rs6000_generate_compare): Use op1b instead of
8032 shadowing exisiting variable op1.
8034 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
8037 * config/i386/driver-i386.c (processor_signatures): New enum.
8038 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
8039 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
8040 processor signature to detect geode processor.
8042 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8046 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8048 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8049 causes spurious differences between trunk and cond-optab branch.
8051 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8053 * dojump.c (compare_from_rtx): Delete.
8054 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
8055 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
8056 if the comparison does not satisfy the predicate; test predicates for
8057 operands 2 and 3 of a cstore pattern. Don't try cstore optab
8058 further if one existing pattern fails.
8059 * expr.h (compare_from_rtx): Delete.
8060 (prepare_operand): Declare it.
8061 * optabs.c: Change "lib call" to "libcall" throughout.
8062 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
8063 HAVE_conditional_trap, emit_cmp_insn): Delete.
8064 (can_compare_p): Delete cmp_optab case.
8065 (prepare_float_lib_cmp): Return an rtx and a machine mode.
8066 Accept other parameters by value.
8067 (prepare_operand): Make non-static.
8068 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
8069 other parameters by value. Try to widen operands here based on
8070 an optab_methods argument and looking at cbranch_optab.
8071 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
8072 loop. Use cbranch_optab directly.
8073 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
8074 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
8076 (emit_conditional_move, emit_conditional_add): Inline what's needed
8077 of compare_from_rtx, using new prepare_cmp_insn for the rest.
8078 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
8079 with COMPARE. Move cmov_optab and cstore_optab above
8080 with cbranch_optab, move cmp_optab down with ucmp_optab,
8081 remove tst_otpab. Do not initialize trap_rtx.
8082 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
8083 for trap code. Do not check HAVE_conditional_trap. Use
8084 prepare_cmp_insn. Accept no predicate for operand 3.
8085 * optabs.h (OTI_cmp): Mark as used only for libcalls.
8086 (OTI_ctrap, ctrap_optab): New.
8087 (tst_optab): Delete.
8088 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
8089 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
8090 with lookup of ctrap_optab.
8091 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
8095 * combine.c (combine_simplify_rtx, simplify_set): Do not
8096 special case comparing against zero for cc0 machines.
8097 * simplify-rtx.c (simplify_binary_operation_1): Never remove
8098 COMPARE on cc0 machines.
8099 (simplify_relational_operation): Return a new expression when
8100 a COMPARE could be removed.
8101 * final.c (final_scan_insn): Compare cc_status values
8102 against LHS of a (compare FOO (const_int 0)) cc0 source.
8103 Also check if cc_status.value is the full compare.
8105 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
8106 (cstoreMM4): Document.
8107 (conditional_trap): Document ctrapMM4 instead.
8108 (sync_compare_and_swapMM): Refer to cbranchcc4.
8109 (Dependent Patterns): Eliminate obsolete information referring to
8110 the old jump optimization phase.
8111 (Canonicalization): Include cbranchcc4 case, omit canonicalization
8112 of compares with 0 on cc0 machines.
8113 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
8114 avoiding references to cc0. Remove text about storing operands
8116 * doc/tm.texi (Condition Codes): Include blurb on different
8117 condition code representations, separate into subsections for
8118 CC0, MODE_CC and conditional execution.
8120 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
8121 alpha_emit_setcc): Accept operands and a machine mode.
8122 * config/alpha/alpha.c (alpha_emit_conditional_branch):
8123 Get code/op0/op1 from operands, use machine mode argument
8124 instead of alpha_compare.fp_p. Emit the branch here.
8125 (alpha_emit_setcc): Likewise, and return boolean.
8126 (alpha_emit_conditional_move): Likewise. Assert that
8127 cmp_op_mode == cmp_mode, and simplify accordingly.
8128 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
8129 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
8130 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
8132 (stack probe test): Use cbranchdi4.
8133 * config/alpha/predicates.md (alpha_cbranch_operator): New.
8135 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
8136 * config/arc/arc.h (movsicc, movsfcc): Use it.
8137 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
8138 (cbranchsi4, cstoresi4): New.
8139 (cmpsi, bCC and sCC expanders): Remove.
8141 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
8142 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
8143 * config/arm/predicates.md (arm_comparison_operator): Only include
8144 floating-point operators if there is a hardware floating-point unit.
8145 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
8146 deferring to cbranch_cc and cstore_cc respectively.
8147 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
8148 cbranch_cc, cstore_cc): New.
8149 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
8151 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
8153 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
8154 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
8156 (adjust_insn_length): Adjust calls.
8157 (avr_reorg): Handle (compare (foo) (const_int 0)).
8158 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
8159 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
8160 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
8161 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
8163 (cbranchqi4, cbranchhi4, cbranchsi4): New.
8164 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
8166 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
8167 (cbranchsi4, cstorebi4, cstoresi4): New.
8168 (movbisi): This insn is duplicate, split it to zero_extend.
8169 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
8170 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
8171 (bfin_optimize_loop): Use cbranch expander.
8172 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
8173 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
8174 (bfin_bimode_comparison_operator): ... this.
8175 (bfin_direct_comparison_operator): New.
8177 * config/cris/cris.c (cris_normal_notice_update_cc): Look
8178 inside (compare FOO (const_int 0)).
8179 (cris_rtx_costs): Handle ZERO_EXTRACT.
8180 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
8181 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
8182 (*tstdi_v32): Delete.
8183 (*cmpdi_non_v32): Add M alternative for operand 1.
8184 (cmpsi, cmp<mode>): Make private.
8185 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
8187 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
8189 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
8190 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
8191 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
8192 (cc_reg_operand): New.
8194 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
8195 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
8196 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
8197 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
8198 crx_expand_scond): Delete.
8200 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
8202 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
8203 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
8205 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
8206 cstoresi4, cstoresf4, cstoredf4): New.
8207 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
8208 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8209 Receive the entire operands array.
8210 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
8211 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
8212 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8213 Get test/op0/op1 from the operands array.
8214 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
8216 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
8217 (h8300_expand_store): New.
8218 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
8220 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
8221 (h8300_expand_store): New.
8222 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
8223 or do not try to produce (set (cc0) REG).
8224 (peepholes): Wrap arguments with COMPARE. Add a peephole to
8225 change a compare into a move to a scratch register. Disable some
8226 peepholes when comparing with zero.
8227 (tstsi, tsthi, tstsi, cmpqi): Make private.
8230 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
8233 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
8234 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
8235 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
8236 (ix86_emit_i387_log1p): Use cbranchxf2.
8237 (ix86_expand_setcc): Return void.
8238 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
8239 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
8240 cmp<MODEF>, cmpcc): Remove.
8241 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
8242 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
8243 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
8244 (sCC and bCC expanders): Remove.
8245 (stack_protect_test): Use cbranchcc4.
8247 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
8249 (ia64_expand_compare): Accept three rtx by reference and return void.
8250 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
8251 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
8252 from *expr. Update *expr with the BImode comparison to do.
8253 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
8254 cmptf, bCC, sCC, conditional_trap): Delete.
8255 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
8256 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
8257 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
8258 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
8259 * config/ia64/predicates.md (ia64_cbranch_operator): New.
8261 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
8262 type of last argument.
8263 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
8264 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
8265 use machine mode argument instead of branch_type. Remove dead
8266 code for floating-point comparisons.
8267 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
8268 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
8270 (cbranchsi4, cstoresi4): New.
8271 * config/iq2000/predicates.md (reg_or_const_operand): New.
8273 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
8274 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
8275 (b<code>_op): Rewrite to...
8276 (bcc_op): ... this, using match_operator.
8277 (s<code>_op): Rewrite to...
8278 (scc_op): ... this, using match_operator.
8279 (s<code>_24_op): Rewrite to...
8280 (scc_op_24): ... this, using match_operator.
8281 (s<code>_<mode>): Rewrite to...
8282 (cstore<mode>4): ... this, using match_operator.
8283 (s<code>_<mode>_24): Rewrite to...
8284 (cstore<mode>4_24): ... this, using match_operator.
8285 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
8286 m32c_unpend_compare, m32c_expand_scc): Delete.
8287 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
8288 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
8289 (m32c_expand_movcc): Change NE to EQ if necessary.
8290 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
8292 * config/m32r/m32r-protos.h (gen_cond_store): New.
8293 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
8294 (gen_cond_store): New, from sCC patterns.
8295 (m32r_expand_block_move): Use cbranchsi4.
8296 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
8297 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
8298 (cbranchsi4, cstoresi4): New.
8300 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
8302 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
8303 (m68hc11_notice_update_cc): Look into a compare with 0.
8304 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
8306 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
8307 cmphi, cmpqi, bCC): Delete.
8308 (cbranchsi4, cbranchhi4, cbranchqi4): New.
8309 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
8310 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
8313 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
8314 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
8315 * config/m68k/constraints.md (H): New.
8316 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
8317 the define_insn below.
8318 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
8319 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
8320 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
8321 patterns): Wrap RHS with COMPARE.
8322 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
8323 (*cmpdi_internal): Name this pattern.
8324 (cmpdi): Change to define_insn.
8325 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
8326 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
8327 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
8329 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
8330 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
8331 (conditional_trap): Change to...
8332 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
8333 (*conditional_trap): Use the ordered_comparison_operator and
8334 const1_operand predicates.
8335 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
8336 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
8337 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
8338 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
8340 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
8341 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
8342 (mcore_gen_compare): New.
8343 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
8344 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
8345 (mcore_gen_compare): ... this.
8346 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
8347 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
8348 (stack probe pattern): Use cbranchsi4.
8350 * config/mips/predicates.md (mips_cstore_operator): New.
8351 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
8352 * config/mips/mips.md (any_cond): Delete.
8353 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
8355 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
8356 fixuns_truncsfdi2): Use cbranch patterns.
8357 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
8358 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
8359 Adjust call to mips_expand_conditional_branch.
8360 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
8362 * config/mips/mips-protos.h (mips_expand_conditional_branch,
8363 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
8364 * config/mips/mips.c (cmp_operands): Delete.
8365 (mips_emit_compare): Get comparison operands from *op0/*op1.
8366 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
8367 that it succeeds. Use op0/op1 instead of cmp_operands.
8368 (mips_expand_conditional_branch, mips_expand_conditional_move,
8369 mips_expand_conditional_trap): Likewise.
8370 (mips_block_move_loop): Use cbranch patterns.
8371 * config/mips/mips.h (cmp_operands): Delete.
8373 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
8374 (mmix_gen_compare_reg): Just return a register in the right CC mode.
8375 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
8376 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
8377 (*cmpcc_folded): Rename to...
8378 (*cmpdi_folded): this.
8379 (*cmpcc): Rename to...
8381 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
8384 (cbranchdf4): New. Handle invalid comparisons here.
8385 * config/mmix/predicates.md (float_comparison_operator): New.
8387 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
8388 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
8389 * config/mn10300/mn10300.md (tst): Delete.
8390 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
8391 Name these patterns and wrap RHS in a compare.
8392 (*cmpsi): Make this pattern private. Include tst.
8393 (*cmpsf): Make this pattern private.
8394 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
8395 (compare with zero peepholes): Likewise.
8397 (cbranchsi4, cbranchsf4): New.
8398 (casesi): Use cbranchsi4.
8400 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
8401 hppa_branch_type): Delete.
8402 (return_addr_rtx): Use cbranchsi4.
8403 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
8404 Emit CCFPmode comparison here.
8405 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
8406 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
8407 hppa_branch_type): Delete.
8408 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
8409 (movsicc, movdicc): Remove references to hppa_compare_op0,
8410 hppa_compare_op1 and compare_from_rtx.
8411 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
8412 (casesi): Use cbranchsi4.
8414 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
8415 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
8416 * config/pdp11/pdp11.md (register_or_const0_operand): New.
8417 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
8418 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
8420 (cbranchdf4, cbranchhi4, cbranchqi4): New.
8421 (*branch, *branch_inverted): New.
8423 * config/picochip/picochip.md (cbranchhi4): Use
8424 ordered_comparison_operator.
8425 (cmphi, bCC): Remove.
8427 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
8428 (trap_comparison_operator): Delete.
8429 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
8430 rs6000_emit_cbranch): Accept mode and operands.
8431 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
8432 rs6000_compare_fp_p): Delete.
8433 (rs6000_generate_compare): Accept mode and comparison. Extract code
8434 and op0/op1 from there. Replace references to rs6000_compare_op0
8435 and rs6000_compare_op1.
8436 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
8437 extract result from passed operands.
8438 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
8439 extract loc from passed operands.
8440 (rs6000_emit_cmove): Likewise.
8441 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
8442 rs6000_compare_fp_p): Delete.
8443 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
8444 (cbranch<GPR>4, cbranch<FP>4): New.
8445 (cstore<mode>4): New. Consolidate here all choices about when to use
8446 portable or specialized sCC sequences.
8447 (stack_protect_test): Use cbranchsi4.
8448 (conditional_trap): Replace with ctrap<GPR>4.
8449 (conditional trap insn): Replace trap_comparison_operator with
8450 ordered_comparison_operator.
8452 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
8453 (s390_emit_prologue): Use ctrap.
8454 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
8455 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
8456 New predicates replacing...
8457 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
8458 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
8459 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
8460 (add<mode>cc): Do not use s390_compare_op0/op1.
8461 (s<code>): Change to...
8462 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
8464 (cstorecc4): ... this. Handle EQ or NE equally.
8465 (*sne): Un-privatize for use in cstorecc4.
8466 (b<code>): Change to...
8467 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
8468 (conditional_trap): Replace with...
8469 (ctrap<GPR>4, ctrap<FP>4): ... these.
8470 (stack_protect): Use cbranchcc4.
8472 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
8473 * config/score/score-protos.h (score_gen_cmp): Delete.
8474 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
8475 (score_block_move-loop): Use cbranchsi4.
8476 * config/score/score.md (cbranchsi4): New.
8477 (cmpsi, bCC): Delete.
8478 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
8479 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8480 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
8481 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8482 * config/score/score3.h (score3_gen_cmp): Delete.
8483 * config/score/score7.h (score7_gen_cmp): Delete.
8485 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
8486 (sh_emit_scc_to_t): ... this. Return void.
8487 (from_compare): Rename to...
8488 (sh_emit_compare_and_branch): ... this.
8489 (sh_emit_compare_and_set): New.
8490 (sh_expand_t_scc): Accept operands.
8491 * config/sh/predicates.md (sh_float_comparison_operator): New.
8492 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
8493 (prepare_scc_operands): Rename to...
8494 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
8496 (sh_emit_cheap_store_flag): New.
8497 (sh_emit_set_t_insn): New.
8498 (from_compare): Rename to...
8499 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
8500 handling of TARGET_SH2E floating point to avoid recursive call.
8501 Generate branch here.
8502 (sh_emit_compare_and_set): New.
8503 (sh_expand_t_scc): Get op0/op1 from arguments.
8504 (sh_emit_cheap_store_flag): New.
8505 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
8507 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
8508 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
8509 (movsicc, movdicc): Do nothing when it recreated operands from
8510 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
8511 prepare_scc_operands (now sh_emit_scc_to_t).
8512 (udivdi3): Use cstoresi4.
8513 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
8514 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
8515 (cbranchint4_media, cbranchfp4_media): New.
8516 (casesi): Use cbranchdi4.
8517 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
8519 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
8520 (movnegt): Remove second operand.
8521 (cbranchsf4, cbranchdf4): New.
8522 (stack_protect): Use cbranchdi4/cbranchsi4.
8524 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
8525 (gen_compare_reg): Accept comparison, extract part of it to...
8526 (gen_compare_reg_1): ... this.
8527 (gen_compare_operator): Delete.
8528 (gen_v9_scc): Accept separate destination, comparison code and arms.
8529 Do not use sparc_compare_op0/sparc_compare_op1.
8530 (emit_scc_insn, emit_conditional_branch_insn): New.
8531 (emit_v9_brxx): Make static. Remove useless assertion.
8532 (sparc_emit_float_lib_cmp): Return RTL instead of calling
8534 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
8535 * config/sparc/sparc-protos.h (gen_compare_reg,
8536 sparc_emit_float_lib_cmp): Adjust prototype.
8537 (emit_scc_insn, emit_conditional_branch_insn): New.
8538 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
8539 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
8540 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
8541 iterators to the top.
8542 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
8543 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
8544 snedi_special_trunc): Delete.
8545 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
8546 and snedi_special_trunc.
8547 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
8548 cbranchdi4, cbranch<F:mode>4): New.
8549 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
8550 here. Use gen_compare_reg instead of gen_compare_operator.
8551 (conditional_trap): Replace with...
8552 (ctrapsi4, ctrapdi4): ... this.
8553 (stack_protect_test): Use cbranchcc4.
8555 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
8557 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
8558 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
8559 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
8560 from operands[0] or operands[3] depending on is_set.
8561 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
8562 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
8563 cmpdf, bCC), sCC: Remove.
8564 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
8565 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
8567 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
8568 spu_emit_branch_or_set.
8570 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
8572 * config/stormy16/stormy16.h (xstormy16_compare_op0,
8573 xstormy16_compare_op1): Delete.
8574 * config/stormy16/stormy16.c (xstormy16_compare_op0,
8575 xstormy16_compare_op1): Delete.
8576 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
8578 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
8579 (cmphi, cmpsi, bCC): Remove.
8581 * config/v850/v850.md (tstsi, cmpsi): Fold into...
8582 (*cmpsi): ... this one.
8583 (cbranchsi4, cstoresi4): New.
8584 (bCC expanders): Delete.
8585 (sCC insns): Fold into...
8586 (*setcc): ... this one.
8587 (casesi): Do not use gen_cmpsi and gen_bgtu.
8588 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
8589 (movsicc): Simplify.
8590 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
8592 * config/vax/vax-protos.h (cond_name): New.
8593 (vax_output_conditional_branch): Remove.
8594 * config/vax/vax.c (cond_name): New.
8595 (vax_output_conditional_branch): Remove.
8596 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
8597 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
8598 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
8599 (bit<VAXint>): Wrap source with (compare).
8600 (b<code> and following unnamed pattern): Rename to *branch and
8601 *branch_reversed. Change macroization to match_operator.
8602 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
8604 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
8605 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
8606 Change last argument to machine_mode.
8607 (xtensa_expand_scc): Add machine_mode argument.
8608 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
8609 (gen_conditional_move, xtensa_expand_conditional_branch,
8610 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
8611 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
8612 Adjust operand numbers.
8613 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
8615 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
8616 (cmpsi, cmpsf, b<code>, s<code>): Delete.
8617 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
8619 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8621 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8622 causes spurious differences between trunk and cond-optab branch.
8624 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8627 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
8629 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8631 * tree.c (iterative_hash_pointer): Delete.
8632 (iterative_hash_expr): Short-circuit handling of NULL pointer.
8633 Hash UIDs and versions of SSA names. Don't special-case built-in
8634 function declarations.
8636 2009-05-11 Ian Lance Taylor <iant@google.com>
8639 * graphite.c: Force -Wc++-compat to only be a warning before
8640 #including "cloog/cloog.h".
8642 2009-05-11 Martin Jambor <mjambor@suse.cz>
8644 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
8646 2009-05-11 Jan Hubicka <jh@suse.cz>
8648 * tree-ssa-loop-ivcanon.c: Include target.h
8649 (struct loop_size): new structure.
8650 (constant_after_peeling): New predicate.
8651 (tree_estimate_loop_size): New function.
8652 (estimated_unrolled_size): Rewrite for new estimates.
8653 (try_unroll_loop_completely): Use new estimates.
8654 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
8656 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8658 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
8659 libcpp interface change.
8660 (spu_macro_to_expand): Likewise.
8662 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
8664 PR tree-optimization/40026
8665 * gimplify.c (gimplify_init_constructor): Change initial conditional
8666 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
8667 optimize_compound_literals_in_ctor.
8669 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
8671 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
8673 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
8675 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
8677 * tree-vect-data-refs.c (vect_analyze_group_access): Use
8678 HOST_WIDE_INT for gap.
8680 2009-05-11 Ira Rosen <irar@il.ibm.com>
8682 PR tree-optimization/40074
8683 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
8684 account in group size and step comparison.
8686 2009-05-11 Richard Guenther <rguenther@suse.de>
8688 * passes.c (init_optimization_passes): Strip now incorrect comment.
8689 (execute_function_todo): Do not set PROP_alias.
8690 * tree-pass.h (PROP_alias): Remove.
8691 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
8692 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
8693 * tree-nrv.c (pass_return_slot): Likewise.
8694 * tree-object-size.c (pass_object_sizes): Likewise.
8695 * tree-ssa-dom.c (pass_dominator): Likewise.
8696 (pass_phi_only_cprop): Likewise.
8697 * tree-ssa-dse.c (pass_dse): Likewise.
8698 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
8699 (pass_cselim): Likewise.
8700 * tree-ssa-pre.c (pass_pre): Likewise.
8701 (pass_fre): Likewise.
8702 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
8703 * tree-ssa-sink.c (pass_sink_code): Likewise.
8704 * tree-stdarg.c (pass_stdarg): Likewise.
8705 * tree-tailcall.c (pass_tail_calls): Likewise.
8706 * tree-vrp.c (pass_vrp): Likewise.
8708 2009-05-10 Ian Lance Taylor <iant@google.com>
8710 * basic-block.h (enum profile_status): Break out of struct
8712 * cgraph.h (struct inline_summary): Break out of struct
8714 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
8715 of struct cgraph_order_sort.
8716 * combine.c (enum undo_kind): New enum, broken out of struct undo.
8717 * cse.c (struct branch_path): Break out of struct
8718 cse_basic_block_data.
8719 * except.h (enum eh_region_type): Break out of struct eh_region.
8720 * gcc.c (enum add_del): Break out of struct modify_target.
8721 * genrecog.c (enum decision_type): Break out of struct decision_test.
8722 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
8724 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
8725 * regmove.c (enum match_use): New enum, broken out of struct match.
8726 * sched-int.h (enum post_call_group): New enum, broken out of
8728 (struct deps_reg): Break out of struct deps.
8729 * target.h (struct asm_int_op): Break out of struct gcc_target.
8730 * tree-eh.c (struct goto_queue_node): Break out of struct
8732 * tree-inline.h (enum copy_body_cge_which): Break out of
8734 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
8736 * c-decl.c (in_struct, struct_types): New static variables.
8737 (pushtag): Add loc parameter. Change all callers.
8738 (lookup_tag): Add ploc parameter. Change all callers.
8739 (check_compound_literal_type): New function.
8740 (parser_xref_tag): Add loc parameter. Change all callers. If
8741 -Wc++-compat, warn about struct/union/enum types defined within a
8743 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
8744 and loc parameters. Change all callers. Change error calls to
8745 error_at, using loc. For a redefinition, if the location of the
8746 original definition is known, report it. Set in_struct and
8747 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
8748 (finish_struct): Add new parameters enclosing_in_struct and
8749 enclosing_struct_types. Change all callers. Set
8750 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
8751 in the struct. If in a struct, add this struct to struct_types.
8752 (start_enum): Add loc parameter. Change all callers. Use
8753 error_at for errors, using loc. For a redefinition, if the
8754 location of the original definition is known, report it. If in a
8755 struct, add this enum type to struct_types. If -Wc++-compat warn
8756 if in sizeof, typeof, or alignof.
8757 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
8758 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
8759 (c_parser_enum_specifier): Get enum location for start_enum.
8760 (c_parser_struct_or_union_specifier): Get struct location for
8761 start_struct. Save in_struct and struct_types status between
8762 start_struct and finish_struct.
8763 (c_parser_cast_expression): Get location of cast.
8764 (c_parser_alignof_expression): Get location of type.
8765 (c_parser_postfix_expression): Likewise.
8766 (c_parser_postfix_expression_after_paren_type): Add type_loc
8767 parameter. Change all callers. Call check_compound_literal_type.
8768 Use type_loc for error about variable size type.
8769 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
8770 of an enum constant from an enum type defined in a struct or union.
8771 (c_cast_expr): Add loc parameter. Change all callers. If
8772 -Wc++-compat, warn about defining a type in a cast.
8773 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
8774 (start_enum, start_struct, finish_struct): Update declarations.
8775 (parser_xref_tag, c_cast_expr): Update declarations.
8776 (check_compound_literal_type): Declare.
8778 2009-05-11 Ben Elliston <bje@au.ibm.com>
8780 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
8781 for recent libcpp interface change.
8782 (rs6000_macro_to_expand): Likewise.
8784 2009-05-10 Michael Matz <matz@suse.de>
8787 * config/arm/arm.c (require_pic_register): Emit on entry edge,
8788 not at entry of function.
8790 2009-05-10 Richard Guenther <rguenther@suse.de>
8792 PR tree-optimization/40081
8794 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8795 using the main variant of the element type. Do not fiddle with
8796 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8798 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
8799 structs with volatile fields.
8801 2009-05-10 Jan Hubicka <jh@suse.cz>
8803 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
8804 (estimate_move_cost): Assert that it does not get called for
8806 (estimate_num_insns): Skip VOID types in argument handling.
8807 (optimize_inline_calls): Delete unreachable blocks and verify that
8810 2009-05-10 Jan Hubicka <jh@suse.cz>
8812 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
8813 * cgraph.c (cgraph_mark_address_taken_node): New function.
8814 (dump_cgraph_node): Dump new flag.
8815 * cgraph.h (struct cgraph_node): Add address_taken.
8816 (cgraph_mark_address_taken_node): New function.
8817 * ipa.c (cgraph_postorder): Prioritize functions with address taken
8818 since new direct calls can be born.
8820 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8822 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
8825 2009-05-10 Jan Hubicka <jh@suse.cz>
8828 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
8830 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
8831 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
8832 * tree-inline.c (copy_bb): Set frequency correctly.
8833 (fold_marked_statements): Update call to
8834 cgraph_update_edges_for_call_stmt.
8836 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8838 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
8839 identifiers in diagnostics.
8840 * config/arm/arm.c (arm_handle_fndecl_attribute,
8841 arm_handle_isr_attribute): Likewise.
8842 * config/avr/avr.c (avr_handle_progmem_attribute,
8843 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
8844 * config/bfin/bfin.c (handle_int_attribute,
8845 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
8846 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
8847 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
8849 * config/darwin.c (darwin_handle_kext_attribute,
8850 darwin_handle_weak_import_attribute): Likewise.
8851 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
8852 h8300_handle_eightbit_data_attribute,
8853 h8300_handle_tiny_data_attribute): Likewise.
8854 * config/i386/i386.c (ix86_handle_cconv_attribute,
8855 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
8856 * config/i386/winnt.c (ix86_handle_shared_attribute,
8857 ix86_handle_selectany_attribute): Likewise.
8858 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
8859 * config/m32c/m32c.c (function_vector_handler): Likewise.
8860 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
8861 m68hc11_handle_fntype_attribute): Likewise.
8862 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
8863 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
8864 * config/mips/mips.c (mips_insert_attributes,
8865 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
8866 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
8867 rs6000_handle_struct_attribute): Likewise.
8868 * config/sh/sh.c (sh_insert_attributes,
8869 sh_handle_resbank_handler_attribute,
8870 sh_handle_interrupt_handler_attribute,
8871 sh2a_handle_function_vector_handler_attribute,
8872 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
8874 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
8875 * config/spu/spu.c (spu_handle_fndecl_attribute,
8876 spu_handle_vector_attribute): Likewise.
8877 * config/stormy16/stormy16.c
8878 (xstormy16_handle_interrupt_attribute): Likewise.
8879 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
8880 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
8882 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8884 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
8885 (pp_translate_identifiers): New.
8886 (pp_identifier): Only conditionally translate identifier to locale
8888 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
8889 (pp_base_tree_identifier): Only conditionally translate identifier
8890 to locale character set.
8891 * c-pretty-print.c (M_): Define.
8892 (pp_c_type_specifier, pp_c_primary_expression): Mark English
8893 fragments for conditional translation with M_.
8894 * tree-pretty-print.c (maybe_init_pretty_print): Disable
8895 identifier translation.
8897 2009-05-10 Richard Guenther <rguenther@suse.de>
8899 PR tree-optimization/40081
8900 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8901 using the main variant of the element type. Do not fiddle with
8902 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8904 2009-05-09 Jan Hubicka <jh@suse.cz>
8907 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
8908 indirect calls; verify cgraph afterwards.
8910 2009-05-09 Jan Hubicka <jh@suse.cz>
8913 * ipa.c (update_inlined_to_pointer): New function.
8914 (cgraph_remove_unreachable_nodes): Use it.
8916 2009-05-09 Jan Hubicka <jh@suse.cz>
8918 * tree-eh.c (struct leh_state): Remove prev_try.
8919 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
8921 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
8922 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
8923 remove_eh_handler_and_replace, foreach_reachable_handler,
8924 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
8925 * except.h (struct eh_region): Remove eh_region_u_cleanup.
8926 (gen_eh_region_cleanup): Update prototype.
8928 2009-05-09 Jan Hubicka <jh@suse.cz>
8931 * except.c (copy_eh_region): Always set prev_try.
8932 (redirect_eh_edge_to_label): Find outer try.
8933 (foreach_reachable_handler): When looking for prev try
8934 handle case where previous try is not going to be taken.
8936 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8938 PR tree-optimization/40049
8939 * tree-vect-stmts.c (vectorizable_operation): If the machine has
8940 only vector/vector shifts, convert the type of the constant to the
8941 appropriate type to avoid building incorrect trees, which
8942 eventually have problems with garbage collection.
8944 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8946 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
8947 -1 for complex floating-point types if honoring signed zeros.
8949 2009-05-08 Jan Hubicka <jh@suse.cz>
8951 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
8952 argument; handle correctly when profile is absent.
8953 (build_cgraph_edges): Update.
8954 (rebuild_cgraph_edges): Update.
8955 * cgraph.c: Do not include varray.h.
8956 (cgraph_set_call_stmt_including_clones): New function.
8957 (cgraph_create_edge_including_clones): Likewise
8958 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
8959 (cgraph_update_edges_for_call_stmt): Handle clones.
8960 (cgraph_remove_node): Handle clone tree.
8961 (cgraph_remove_node_and_inline_clones): New function.
8962 (dump_cgraph_node): Dump clone tree.
8963 (cgraph_clone_node): Handle clone tree.
8964 (clone_function_name): Bring here from tree-inline.c.
8965 (cgraph_create_virtual_clone): New function.
8966 * cgraph.h (ipa_replace_map): Move here from ipa.h.
8967 (cgraph_clone_info): New function.
8968 (strut cgraph_node): Add clone_info and new clone tree pointers.
8969 (cgraph_remove_node_and_inline_clones,
8970 cgraph_set_call_stmt_including_clones,
8971 cgraph_create_edge_including_clones,
8972 cgraph_create_virtual_clone): Declare.
8973 (cgraph_function_versioning): Use VEC argument.
8974 (compute_call_stmt_bb_frequency): Update prototype.
8975 (cgraph_materialize_all_clones): New function.
8976 * ipa-cp.c (ipcp_update_cloned_node): Remove.
8977 (ipcp_create_replace_map): Update to VECtors.
8978 (ipcp_update_callgraph): Use virtual clones.
8979 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
8980 (ipcp_update_profiling): Do not update local profiling.
8981 (ipcp_insert_stage): Use VECtors and virtual clones.
8982 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
8983 (clone_of_p): New function.
8984 (cgraph_preserve_function_body_p): Use clone tree.
8985 (cgraph_optimize): Materialize clones.
8986 (cgraph_function_versioning): Update for VECtors.
8987 (save_inline_function_body): Use clone tree.
8988 (cgraph_materialize_clone): New function.
8989 (cgraph_materialize_all_clones): Likewise.
8990 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
8991 * ipa.c: Include gimple.h.
8992 (cgraph_remove_unreachable_nodes): Use clone tree.
8993 * ipa-prop.c (ipa_note_param_call): Update call to
8994 compute_call_stmt_bb_frequencycall.
8995 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
8996 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
8997 (copy_bb): Handle updating of clone tree; add new edge when new call
8999 (expand_call_inline): Be strict about every call having edge.
9000 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
9001 (delete_unreachable_blocks_update_callgraph): New function.
9002 (tree_function_versioning): Use VECtors; always remove unreachable
9003 blocks and fold conditionals.
9004 * tree-inline.h: Do not include varray.h.
9005 (tree_function_versioning): Remove.
9006 * Makefile.in (GTFILES): Remove tree-inline.c
9007 * passes.c (do_per_function): Do only functions having body.
9008 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
9011 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
9012 Andrew Morrow <acm@google.com>
9015 * c-common.c (c_common_attribute_table): Permit deprecated
9016 attribute to take an optional argument.
9017 (handle_deprecated_attribute): If the optional argument to
9018 __attribute__((deprecated)) is not a string ignore the attribute
9021 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
9022 * c-typeck.c (build_component_ref): Likewise.
9023 (build_external_ref): Likewise.
9025 * toplev.c (warn_deprecated_use): Add an attribute argument.
9026 Emit the message associated with __attribute__((deprecated)).
9028 * toplev.h (warn_deprecated_use): Updated.
9030 * doc/extend.texi: Document new optional parameter to
9031 __attribute__((deprecated))
9033 2009-05-08 Michael Eager <eager@eagercon.com>
9035 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
9036 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
9038 2009-05-08 Richard Guenther <rguenther@suse.de>
9040 PR tree-optimization/40062
9041 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
9042 Avoid exponential behavior.
9044 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9046 PR rtl-optimization/33928
9048 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
9049 process_uses, build_single_def_use_links): New.
9050 (update_df): Update use_def_ref.
9051 (forward_propagate_into): Use get_def_for_use instead of use-def
9053 (fwprop_init): Call build_single_def_use_links and let it initialize
9055 (fwprop_done): Free use_def_ref.
9056 (fwprop_addr): Eliminate duplicate call to df_set_flags.
9057 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
9058 df_rd_simulate_one_insn): New.
9059 (df_rd_bb_local_compute_process_def): Update head comment.
9060 (df_chain_create_bb): Use the new RD simulation functions.
9061 * df.h (df_rd_simulate_artificial_defs_at_top,
9062 df_rd_simulate_one_insn): New.
9063 * opts.c (decode_options): Enable fwprop at -O1.
9064 * doc/invoke.texi (-fforward-propagate): Document this.
9066 2009-05-08 Joseph Myers <joseph@codesourcery.com>
9069 * c-typeck.c (build_binary_op): Handle arithmetic between one real
9070 and one complex operand specially.
9071 * tree-complex.c (some_nonzerop): Do not identify a real value as
9072 zero if flag_signed_zeros.
9074 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9076 PR rtl-optimization/33928
9077 * loop-invariant.c (record_use): Fix && vs. || mishap.
9079 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9081 PR rtl-optimization/33928
9082 * loop-invariant.c (struct use): Add addr_use_p.
9083 (struct def): Add n_addr_uses.
9084 (struct invariant): Add cheap_address.
9085 (create_new_invariant): Set cheap_address.
9086 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
9087 (record_uses): Pass df_ref to record_use.
9088 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
9091 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
9093 * config/sh/sh.c: Do not include c-pragma.h.
9095 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
9097 * config/spu/spu.c: Remove include of c-common.h.
9099 2009-05-07 Janis Johnson <janis187@us.ibm.com>
9102 * c-common.h (mark_valid_location_for_stdc_pragma,
9103 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
9104 clear_float_const_decimal64, float_const_decimal64_p): New.
9105 * c.opt (Wunsuffixed-float-constants): New.
9106 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
9107 unsuffixed float constant, handle new warning.
9108 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
9109 * c-decl.c (c_scope): New flag float_const_decimal64.
9110 (set_float_const_decimal64, clear_float_const_decimal64,
9111 float_const_decimal64_p): New.
9112 (push_scope): Set new flag.
9113 * c-parser.c (c_parser_translation_unit): Mark when it's valid
9114 to use STDC pragmas.
9115 (c_parser_external_declaration): Ditto.
9116 (c_parser_compound_statement_nostart): Ditto.
9117 * c-pragma.c (valid_location_for_stdc_pragma,
9118 mark_valid_location_for_stdc_pragma,
9119 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
9120 handle_pragma_float_const_decimal64): New.
9121 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
9122 * cp/semantics.c (valid_location_for_stdc_pragma_p,
9123 set_float_const_decimal64, clear_float_const_decimal64,
9124 float_const_decimal64_p): New dummy functions.
9125 * doc/extend.texi (Decimal Float): Remove statement that the
9126 pragma, and suffix for double constants, are not supported.
9127 * doc/invoke.texi (Warning Options): List new option.
9128 (-Wunsuffixed-float-constants): New.
9130 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
9132 * config/i386/i386.c: Do not include c-common.h.
9134 2009-05-07 Mark Heffernan <meheff@google.com>
9136 * doc/invoke.texi (Debugging Options): Document change of debugging
9138 * opts.c (decode_options): Make dump_base_name relative to
9139 aux_base_name directory.
9141 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
9143 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
9144 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
9146 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
9148 * Makefile.in (install-plugin): Simplify a bit.
9150 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
9152 * Makefile.in (OBJS-common): Add regcprop.o.
9154 * timevar.def (TV_CPROP_REGISTERS): New.
9155 * regrename.c (regrename_optimize): Return 0.
9156 (rest_of_handle_regrename): Delete.
9157 (pass_rename_registers): Point to regrename_optimize.
9158 (struct value_data_entry, struct value_data,
9159 kill_value_one_regno, kill_value_regno, kill_value,
9160 set_value_regno, init_value_data, kill_clobbered_value,
9161 kill_set_value, kill_autoinc_value, copy_value,
9162 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
9163 replace_oldest_value_reg, replace_oldest_value_addr,
9164 replace_oldest_value_mem, copyprop_hardreg_forward_1,
9165 debug_value_data, validate_value_data): Move...
9166 * regcprop.c: ... here.
9167 (rest_of_handle_cprop): Delete.
9168 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
9170 2009-05-07 Jakub Jelinek <jakub@redhat.com>
9173 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
9174 GEN_INT for 1 << bitnum.
9175 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
9178 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
9180 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
9181 Remove wrong description of "nand" operation.
9183 2009-05-06 Richard Guenther <rguenther@suse.de>
9184 Adam Nemet <anemet@caviumnetworks.com>
9186 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
9187 comment. Add that if LHS is not a gimple register, then RHS1 has
9188 to be a single object (GIMPLE_SINGLE_RHS).
9190 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
9192 * expr.c (get_def_for_expr): Move it up in the file.
9193 (store_field): When expanding a bit-field store, look at the
9194 defining gimple stmt for the masking conversion.
9196 2009-05-06 Janis Johnson <janis187@us.ibm.com>
9199 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
9200 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
9201 32-bit memcpy into long.
9203 2009-05-06 Jakub Jelinek <jakub@redhat.com>
9205 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
9206 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
9208 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
9209 instead of appending DW_OP_deref*.
9211 2009-05-06 Michael Matz <matz@suse.de>
9214 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
9215 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
9217 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
9219 * Makefile.in (install-plugin): Fix srcdir handling.
9221 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
9223 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
9224 when processing for not_regs_needed bitmap.
9225 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
9226 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
9227 handling it for rhs.
9229 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9231 * config/i386/i386.md (unnamed inc/dec peephole): Use
9232 optimize_insn_for_size_p instead of optimize_size.
9233 * config/i386/predicates.md (incdec_operand): Likewise.
9234 (aligned_operand): Likewise.
9235 * config/i386/sse.md (divv8sf3): Likewise.
9236 (sqrtv8sf2): Likewise.
9238 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9240 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
9242 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
9244 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9246 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
9247 ssemodesuffixf2c with avxmodesuffixf2c.
9249 2009-05-06 Joseph Myers <joseph@codesourcery.com>
9252 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
9254 2009-05-05 Jakub Jelinek <jakub@redhat.com>
9256 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
9257 (struct tree_base): Adjust spacing for 8 bit boundaries.
9258 (struct tree_decl_common): Add decl_by_reference_flag bit.
9259 (DECL_BY_REFERENCE): Adjust.
9260 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
9261 print DECL_BY_REFERENCE bit.
9262 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
9263 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
9264 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
9265 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
9269 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
9270 range of the type, but default label is missing, add it with one
9271 of the existing labels instead of adding a new label for it.
9273 2009-05-05 Joseph Myers <joseph@codesourcery.com>
9277 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
9279 * Makefile.in (enable_plugin, plugin_includedir): New.
9280 (install): Depend on install-plugin.
9281 (PLUGIN_HEADERS): New.
9282 (install-plugin): New.
9283 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
9285 2009-05-05 Richard Guenther <rguenther@suse.de>
9287 PR tree-optimization/40022
9288 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
9290 (phivn_valid_p): Fix tuplification error, simplify.
9291 (phiprop_insert_phi): Add dumps.
9292 (propagate_with_phi): Simplify.
9294 2009-05-05 Richard Guenther <rguenther@suse.de>
9297 * builtins.c (gimplify_va_arg_expr): Properly build the address.
9299 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
9301 * tree.h (strip_float_extensions): Remove duplicate declaration.
9302 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
9303 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
9304 block_ultimate_origin): Rearrange the declarations line to match the
9305 comment that indicates the .c file which the functions are defined.
9306 (dwarf2out_*, set_decl_rtl): Add comment.
9307 (get_base_address): Adjust comment.
9308 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
9309 declarations line and add comment.
9310 (is_builtin_name): Add blank after function name, for clarity.
9312 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9314 * attribs.c (decl_attributes): Use %qE for identifiers in
9316 * cgraphunit.c (verify_cgraph_node): Translate function names to
9317 locale character set in diagnostics.
9318 * coverage.c (get_coverage_counts): Use %qE for identifiers in
9320 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
9321 Document that functions are named in UTF-8.
9322 * expr.c (expand_expr_real_1): Translate function names to locale
9323 character set in diagnostics.
9324 * gimplify.c (omp_notice_variable, omp_is_private,
9325 gimplify_scan_omp_clauses): Use %qE for identifiers in
9327 * langhooks.c (lhd_print_error_function): Translate function names
9328 to locale character set.
9329 * langhooks.h (decl_printable_name): Document that return value is
9330 in internal character set.
9331 * stmt.c: Include pretty-print.h
9332 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
9334 (resolve_operand_name_1): Translate named operand name to locale
9336 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
9338 * toplev.c (announce_function): Translate function names to locale
9340 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
9341 (default_tree_printer): Use pp_identifier or translate identifiers
9342 to locale character set. Mark "<anonymous>" for translation.
9343 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
9344 for identifiers in diagnostics.
9345 * tree.c (handle_dll_attribute): Use %qE for identifiers in
9347 * varasm.c (output_constructor): Use %qE for identifiers in
9350 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
9352 * configure.ac: use ` ` instead of $()
9353 * configure: Regenerate.
9355 2009-05-05 Ben Elliston <bje@au.ibm.com>
9357 * config/pa/linux-atomic.c: Eliminate conditional include of
9358 errno.h on non-LP64 systems to simplify build requirements.
9360 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9362 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
9364 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
9365 and pass value to identifier_to_locale.
9366 (warn_variable_length_array): Make name a tree.
9367 (grokdeclarator): Separate diagnostic texts for named and unnamed
9368 declarators. Use %qE for named declarators.
9369 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
9371 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
9372 identifiers in diagnostics.
9373 * c-typeck.c (push_member_name, start_init): Pass identifiers to
9374 identifier_to_locale. Mark "anonymous" strings for translation.
9376 2009-05-04 Michael Eager <eager@eagercon.com>
9378 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
9379 address for DImode/DFmode only if double-precision FP regs.
9381 2009-05-04 Michael Eager <eager@eagercon.com>
9383 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
9384 TARGET_SINGLE_FLOAT check.
9386 2009-05-04 Michael Eager <eager@eagercon.com>
9388 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
9390 2009-05-04 Michael Eager <eager@eagercon.com>
9392 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
9393 * config/rs6000/t-xilinx: New
9395 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
9397 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
9398 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
9399 * gcc/explow.c (memory_address): Use target hook.
9400 * gcc/targhooks.c (default_legitimize_address): New.
9401 * gcc/targhooks.h (default_legitimize_address): New.
9402 * gcc/target.h (legitimize_address): New.
9403 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
9404 (TARGET_INITIALIZER): Include it.
9405 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
9407 * config/bfin/bfin-protos.h (legitimize_address): Remove.
9408 * config/bfin/bfin.c (legitimize_address): Remove.
9409 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
9410 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
9412 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
9413 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
9415 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
9416 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
9417 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
9418 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
9419 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
9420 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
9421 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
9422 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
9423 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
9424 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
9425 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
9426 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
9427 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
9428 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
9429 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
9430 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
9431 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
9432 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
9433 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
9434 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
9435 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
9436 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
9437 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
9439 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
9440 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
9441 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
9442 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
9443 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
9444 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
9445 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
9446 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
9447 (thumb_legitimize_address): Delete.
9448 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
9449 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
9450 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
9451 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
9452 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
9453 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
9455 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
9458 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
9459 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
9460 * config/m32r/m32r.c (m32r_legitimize_address): New.
9461 * config/m68k/m68k.c (m68k_legitimize_address): New.
9462 * config/score/score.c (score_legitimize_address): Standardize.
9463 * config/score/score3.c (score3_legitimize_address): Standardize.
9464 * config/score/score3.h (score3_legitimize_address): Adjust.
9465 * config/score/score7.c (score7_legitimize_address): Standardize.
9466 * config/score/score7.h (score7_legitimize_address): Adjust.
9467 * config/sh/sh.c (sh_legitimize_address): New.
9468 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
9470 * gcc/config/s390/s390.c (legitimize_address): Rename to...
9471 (s390_legitimize_address): ... this.
9472 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
9473 (sparc_legitimize_address): ... this.
9474 * gcc/config/i386/i386.c (legitimize_address): Rename to...
9475 (ix86_legitimize_address): ... this.
9476 * gcc/config/avr/avr.c (legitimize_address): Rename to...
9477 (avr_legitimize_address): ... this.
9478 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
9479 (mn10300_legitimize_address): ... this.
9480 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
9481 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
9482 (alpha_expand_mov): Adjust call.
9484 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
9485 * config/spu/spu.c (spu_legitimize_address): Likewise.
9486 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
9487 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
9489 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9491 * intl.c (locale_encoding, locale_utf8): New.
9492 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
9493 * intl.h (locale_encoding, locale_utf8): Declare.
9494 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
9495 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
9497 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
9499 (pp_tree_identifier): Define to call pp_base_tree_identifier.
9500 (pp_base_tree_identifier): Declare as function.
9501 (identifier_to_locale): Declare.
9502 * Makefile.in (pretty-print.o): Update dependencies.
9503 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
9505 2009-05-04 Richard Guenther <rguenther@suse.de>
9508 * builtins.c (fold_builtin_memory_op): Do not decay to element
9509 type if the size matches the whole array.
9511 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9513 * expmed.c (synth_mult): When trying out a shift, pass the result
9516 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9518 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
9519 (shiftsub1_cost): New.
9520 (init_expmed): Compute shiftsub1_cost.
9521 (synth_mult): Optimize multiplications by constants of the form
9522 -(2^^m-1) for some constant positive integer m.
9524 2009-05-03 Richard Guenther <rguenther@suse.de>
9527 * c-typeck.c (array_to_pointer_conversion): Do not built
9528 ADDR_EXPRs of arrays of pointer-to-element type.
9529 * c-gimplify.c (c_gimplify_expr): Revert change fixing
9530 up wrong ADDR_EXPRs after-the-fact.
9531 * c-common.c (strict_aliasing_warning): Strip pointer
9532 conversions for obtaining the original type.
9533 * builtins.c (fold_builtin_memset): Handle array types.
9534 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
9537 2009-05-03 Richard Guenther <rguenther@suse.de>
9540 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
9541 Do not lose casts from array types with unknown extent to array
9542 types with known extent.
9543 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
9544 alias set compatibility.
9546 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
9548 * flags.h (extra_warnings): Delete.
9549 * toplev.c (process_options): Handle Wuninitialized here.
9550 * opts.c (extra_warnings): Delete.
9551 (set_Wextra): Delete.
9552 (common_handle_option): -Wextra can be handled automatically.
9553 * c-opts.c (c_common_handle_option): Delete obsolete code.
9554 (c_common_post_options): Simplify comment.
9555 * common.opt (W): Add Var.
9557 (Wuninitialized): Initialize to -1.
9559 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
9560 Richard Guenther <rguenther@suse.de>
9562 * expr.c (get_def_for_expr): New function.
9563 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
9564 SSA rather than trees.
9565 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
9566 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
9568 2009-05-03 Joseph Myers <joseph@codesourcery.com>
9570 * c-common.c (reswords): Add _Imaginary.
9571 * c-common.c (enum rid): Add RID_IMAGINARY.
9573 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
9575 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
9576 Patch by Richard Guenther.
9578 2009-05-03 Anatoly Sokolov <aesok@post.ru>
9580 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
9581 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
9582 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
9583 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
9584 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
9585 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
9586 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
9587 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
9588 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
9589 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
9590 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
9591 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
9592 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
9593 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
9594 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
9595 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
9596 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
9597 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
9599 2009-05-02 Richard Guenther <rguenther@suse.de>
9601 PR tree-optimization/39940
9602 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
9605 2009-05-02 Richard Guenther <rguenther@suse.de>
9608 * tree-ssa.c (execute_update_addresses_taken): Properly check
9609 if we can mark a variable DECL_GIMPLE_REG_P.
9610 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
9611 back to the end of the function.
9612 (is_gimple_reg_type): Remove complex type special casing.
9613 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
9616 2009-05-02 Ben Elliston <bje@au.ibm.com>
9618 * doc/collect2.texi (Collect2): Document search path behaviour
9619 when configured with --with-ld.
9621 2009-05-02 Jan Hubicka <jh@suse.cz>
9623 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
9624 parameter; update callers.
9625 (coalesce_cost_edge): EH edges are costier because they needs
9626 splitting even if not critical and even more costier when there are
9627 multiple EH predecestors.
9629 2009-05-02 Jan Hubicka <jh@suse.cz>
9631 * except.c (remove_eh_handler_and_replace): Handle updating after
9632 removing TRY blocks.
9634 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
9636 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
9638 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
9640 * varasm.c: Do not include c-pragma.h.
9641 * attribs.c: Do not incude c-common.h.
9643 2009-05-01 Michael Matz <matz@suse.de>
9645 * calls.c (initialize_argument_information): Handle SSA names like
9646 decls with a non MEM_P DECL_RTL.
9648 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9650 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
9651 * ipa-utils.c: Likewise.
9652 * ipa-type-escape.c: Likewise.
9653 * cgraphunit.c Do not include c-common.h.
9654 * ipa-pure-const.c: Likewise.
9655 * tree-if-conv.c: Likewise.
9656 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
9657 * ipa-struct-reorg.c: Likewise.
9658 * tree-nomudflap.c: Likewise.
9659 * tree-ssa-structalias.c: Likewise.
9661 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9663 * store-motion.c: Many cleanups to make this pass a first-class
9664 citizen instead of an appendix to gcse load motion. Add TODO list
9665 to make this pass faster/cleaner/better.
9667 (struct ls_expr): Post gcse.c-split cleanups.
9668 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
9669 "stores" field to "avail_stores".
9670 (pre_ldst_mems): Rename to store_motion_mems.
9671 (pre_ldst_table): Rename to store_motion_mems_table.
9672 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
9673 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
9674 (ldst_entry): Rename to st_expr_entry, update users.
9675 (free_ldst_entry): Rename to free_st_expr_entry, update users.
9676 (free_ldst_mems): Rename to free_store_motion_mems, update users.
9677 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
9679 (first_ls_expr): Rename to first_st_expr, update users.
9680 (next_ls_expr): Rename to next_st_expr, update users.
9681 (print_ldst_list): Rename to print_store_motion_mems. Print names of
9682 fields properly for store motion instead of names inherited from load
9684 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
9685 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
9688 (ae_kill): Rename to st_kill, update users.
9689 (ae_gen): Rename to st_avloc, update users.
9690 (transp): Rename to st_transp, update users.
9691 (pre_insert_map): Rename to st_insert_map, update users.
9692 (pre_delete_map): Rename to st_delete_map, update users.
9693 (insert_store, build_store_vectors, free_store_memory,
9694 one_store_motion_pass): Update for abovementioned changes.
9696 (gcse_subst_count, gcse_create_count): Remove.
9697 (one_store_motion_pass): New statistics counters "n_stores_deleted"
9698 and "n_stores_created", local variables.
9700 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
9703 (regvec, compute_store_table_current_insn): Remove.
9704 (reg_set_info, reg_clear_last_set): Remove.
9705 (compute_store_table): Use DF caches instead of local dataflow
9708 2009-05-01 Joseph Myers <joseph@codesourcery.com>
9710 * c-objc-common.c (c_tree_printer): Print identifiers with
9711 pp_identifier, not pp_string. Mark "({anonymous})" for
9713 * c-pretty-print.c (pp_c_ws_string): New.
9714 (pp_c_cv_qualifier, pp_c_type_specifier,
9715 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
9716 pp_c_storage_class_specifier, pp_c_function_specifier,
9717 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
9718 pp_c_primary_expression, pp_c_postfix_expression,
9719 pp_c_unary_expression, pp_c_shift_expression,
9720 pp_c_relational_expression, pp_c_equality_expression,
9721 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
9722 use pp_string and pp_c_ws_string in place of pp_identifier and
9723 pp_c_identifier for non-identifiers. Mark English strings for
9725 * c-pretty-print.h (pp_c_ws_string): Declare.
9727 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
9728 Roland McGrath <roland@redhat.com>
9730 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
9731 (ENABLE_LD_BUILDID): New configuration option.
9732 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
9733 (LINK_BUILDID_SPEC): New macro.
9734 (init_spec): If defined, prepend it between LINK_EH_SPEC and
9736 * doc/install.texi: Document --enable-linker-build-id option.
9737 * configure: Rebuild.
9738 * config.in: Rebuild.
9740 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
9742 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
9743 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
9744 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
9745 MIPS_GP_SAVE_AREA_SIZE.
9746 * config/mips/mips.c (struct mips_frame_info): Update comment
9747 before arg_pointer_offset and hard_frame_pointer_offset.
9748 (mips_compute_frame_info): Update diagram before function: to
9749 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
9750 indicate the position of frame_pointer_rtx with -fstack-protector and
9751 to show args_size. Don't allocate cprestore area for leaf functions
9752 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
9754 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
9756 2009-04-30 Michael Matz <matz@suse.de>
9758 PR tree-optimization/39955
9759 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
9761 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
9763 * ira.c (setup_cover_and_important_classes): Use safe macro
9764 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
9766 * genpreds.c (write_tm_preds_h): Output suitable definition of
9767 REG_CLASS_FOR_CONSTRAINT.
9769 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9771 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
9773 * bitmap.c (bitmap_descriptor): Likewise.
9774 * ggc-common.c (loc_descriptor): Likewise.
9775 * varray.c (varray_descriptor): Likewise.
9776 * vec.c (vec_descriptor): Likewise.
9778 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
9780 * Makefile.in (dce.o): Add $(EXCEPT_H).
9781 * dce.c: Include except.h and delete redundant vector definitions.
9782 (deletable_insn_p): Return false for non-call insns that can throw
9785 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
9787 * gcse.c (ae_gen): Remove.
9788 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
9789 and make non-static function to make it available in store-motion.c.
9790 Update call sites with search-and-replace.
9791 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
9792 extract_mentioned_regs, extract_mentioned_regs_helper,
9793 find_moveable_store, compute_store_table, load_kills_store, find_loads,
9794 store_killed_in_insn, store_killed_after, store_killed_before,
9795 build_store_vectors, insert_insn_start_basic_block, insert-store,
9796 remove_reachable_equiv_notes, replace_store_insn, delete_store,
9797 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
9798 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
9799 * store-motion.c: ...new file. Also copy data structures from gcse.c
9800 and clean up to remove parts not used by store motion.
9801 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
9802 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
9804 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9807 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
9808 when optimizing for size.
9810 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
9812 * gcse.c (gcse_constant_p): Fix typo in last change.
9814 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9816 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
9818 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
9820 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
9822 2009-04-29 James E. Wilson <wilson@codesourcery.com>
9824 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
9825 CONST_HIGH_PART result.
9827 2009-04-29 Anatoly Sokolov <aesok@post.ru>
9829 * config/avr/avr.c (initial_elimination_offset): Rename to
9830 avr_initial_elimination_offset.
9831 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
9832 change return type to bool.
9833 (avr_can_eliminate): New function.
9834 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
9835 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
9836 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
9837 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
9838 avr_initial_elimination_offset.
9839 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
9840 (avr_initial_elimination_offset): Define.
9842 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
9843 Steven Bosscher <steven@gcc.gnu.org>
9845 PR rtl-optimization/39938
9846 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
9847 * cfgrtl.c: Include insn-attr.h.
9848 (rest_of_pass_free_cfg): New function.
9849 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
9850 * resource.c (init_resource_info): Remove call to df_analyze.
9852 2009-04-29 Richard Guenther <rguenther@suse.de>
9855 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
9856 allow conversion to signed integers.
9858 2009-04-29 Richard Guenther <rguenther@suse.de>
9860 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
9861 shifts of floating point vectors if the shift amount is
9862 a constant multiple of the element size.
9864 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
9865 Michael Matz <matz@suse.de>
9869 * tree-outof-ssa.c (emit_partition_copy): New function.
9870 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
9871 insert_part_to_rtx_on_edge): Perform the partition base var
9872 copy using emit_partition_copy.
9873 (insert_value_copy_on_edge): Convert constants to the right mode.
9874 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
9875 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
9877 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9879 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
9880 scan backwards to try to find a constant to initialize it.
9882 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
9883 insn before the loop_end instruction, don't look past labels.
9885 2009-04-29 Richard Guenther <rguenther@suse.de>
9888 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
9889 loose type conversions.
9890 (forward_propagate_addr_expr): Fix tuplification bug. Remove
9891 stmts only if there are no uses of its definition.
9893 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9895 * config/bfin/bfin.h (splitting_loops): Declare.
9896 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
9897 Reorder bit definitions to be ascending.
9898 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
9899 * config/bfin/bfin.c (splitting_loops): New variable.
9900 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
9901 (struct loop_info): Remove members INIT and LOOP_INIT.
9902 (bfin_optimize_loop): Don't set them. Reorder the code that generates
9903 the LSETUP sequence. Allow LC to be loaded from any register, but
9904 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
9905 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
9907 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
9908 of reload_completed.
9911 * config/bfin/bfin.md (movsi_insn): Refine constraints.
9913 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
9915 * Makefile.in (PLUGIN_VERSION_H): New.
9916 (OBJS-common): Remove plugin-version.o.
9917 (plugin.o): Depend on (PLUGIN_VERSION_H).
9918 (plugin-version.o): Remove.
9919 * configure: Regenerate
9920 * configure.ac: Create plugin-version.h.
9921 * gcc-plugin.h (plugin_gcc_version): Remove.
9922 (plugin_default_version_check): Change signature.
9923 * plugin-version.c: Remove.
9924 * plugin.c: Include plugin-version.h.
9925 (str_plugin_gcc_version_name): Remove.
9926 (try_init_one_plugin): Pass gcc version to plugin_init.
9927 (plugin_default_version_check): Both gcc and plugin versions are now
9930 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9932 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
9933 problematic last insns. Test for TYPE_CALL rather than CALL_P.
9934 Remove special case testing for last insn of inner loops. Don't fail
9935 if the loop ends with a jump, emit an extra nop instead.
9937 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
9938 DREGS rather than comparing directly. Remove code that tries to
9939 account for latencies.
9941 2009-04-29 Richard Guenther <rguenther@suse.de>
9943 PR tree-optimization/39941
9944 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
9945 eliminating an indirect call.
9947 2009-04-29 Richard Guenther <rguenther@suse.de>
9949 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
9950 parameter. Allow invariants as base if !require_lvalue.
9951 (verify_gimple_assign_single): Adjust.
9953 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9955 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
9956 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
9957 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
9958 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
9959 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
9961 * config/bfin/bfin.c (bfin_expand_builtin,
9962 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
9964 2009-04-28 Richard Guenther <rguenther@suse.de>
9966 * tree-vect-loop.c (get_initial_def_for_induction): Use
9967 correct types for pointer increment.
9969 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9971 * toplev.c (print_version): Update GMP version string calculation.
9973 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
9975 PR rtl-optimization/39938
9976 * resource.c (init_resource_info): Add call to df_analyze.
9978 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9980 * config/alpha/alpha.md (usegp): Cast the result of
9981 alpha_find_lo_sum_using_gp to enum attr_usegp.
9982 * config/alpha/alpha.c (override_options): Remove end-of-structure
9983 marker element from cpu_table. Use array size of cpu_table to handle
9984 -mcpu and -mtune options.
9985 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
9987 2009-04-28 Joseph Myers <joseph@codesourcery.com>
9989 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
9990 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
9991 tune_32 and tune_64.
9992 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
9994 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
9995 * config/rs6000/option-defaults.h: ... here. New file.
9996 (OPT_64, OPT_32): Define.
9997 (MASK_64BIT): Define to 0 if not already defined.
9998 (OPT_ARCH64, OPT_ARCH32): Define.
9999 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
10002 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10004 * config/arm/arm.c (arm_override_options): Emit error on using
10007 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10009 PR rtl-optimization/39914
10010 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
10011 registers for allocnos created from user-defined variables only
10012 when not optimizing.
10014 2009-04-28 Richard Guenther <rguenther@suse.de>
10016 PR middle-end/39937
10017 * fold-const.c (fold_binary): Use distribute_real_division only
10020 2009-04-28 Steve Ellcey <sje@cup.hp.com>
10022 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
10023 add hpux-stdint.h to tm_file.
10024 (hppa[12]*-*-hpux11*): Ditto.
10025 (ia64*-*-hpux*): Ditto.
10026 * config/hpux-stdint.h: New.
10027 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
10028 __STDC_EXT__ for all compiles.
10029 * config/pa/pa-hpux.h: Ditto.
10030 * config/pa/pa-hpux10.h: Ditto.
10031 * config/pa/pa-hpux11.h: Ditto.
10033 2009-04-28 Catherine Moore <clm@codesourcery.com>
10035 * debug.h (set_name): Add comment.
10037 2009-04-28 Andrew Pinski <pinskia@gmail.com>
10040 * config/darwin.c (machopic_gen_offset): Check
10041 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
10042 * config/arm/arm.c (require_pic_register): Likewise.
10044 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
10046 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
10047 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
10048 m32c_promote_prototypes): Delete.
10050 2009-04-28 Michael Matz <matz@suse.de>
10052 PR middle-end/39922
10053 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
10056 2009-04-28 Richard Guenther <rguenther@suse.de>
10058 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
10060 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10062 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
10063 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
10064 * config/arm/arm-tune.md: Regenerate.
10066 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
10068 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
10069 block if there are complex incoming edges.
10070 (sel_merge_blocks): Remove useless assert.
10071 (sel_redirect_edge_and_branch): Check that edge was redirected.
10072 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
10073 (sel_find_rgns): Delete declaration.
10074 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
10075 the region when it is not a preheader.
10077 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10080 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
10082 2009-04-28 Richard Guenther <rguenther@suse.de>
10084 * tree.h (SSA_NAME_VALUE): Remove.
10085 (struct tree_ssa_name): Remove value_handle member.
10086 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
10087 array for jump threading.
10088 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
10090 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
10091 * tree-flow.h (threadedge_initialize_values): Declare.
10092 (threadedge_finalize_values): Likewise.
10093 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
10094 (SSA_NAME_VALUE): Define.
10095 (threadedge_initialize_values): New function.
10096 (threadedge_finalize_values): Likewise.
10097 * tree-ssa-dom.c (ssa_name_values): New global variable.
10098 (SSA_NAME_VALUE): Define.
10099 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
10101 2009-04-28 Ira Rosen <irar@il.ibm.com>
10103 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
10104 Use REPORT_VECTORIZED_LOCATIONS instead
10105 REPORT_VECTORIZED_LOOPS.
10106 * tree-vectorizer.c (vect_verbosity_level): Make static.
10107 (vect_loop_location): Rename to vect_location.
10108 (vect_set_verbosity_level): Update comment.
10109 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
10111 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
10112 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
10113 instead REPORT_UNVECTORIZED_LOOPS.
10114 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
10115 and vect_loop_def to vect_external_def and vect_internal_def.
10116 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
10117 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
10118 REPORT_UNVECTORIZED_LOCATIONS.
10119 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
10120 and vect_used_in_loop and to vect_unused_in_scope and
10121 vect_used_in_scope.
10122 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
10123 (vect_verbosity_level): Remove declaration.
10124 (vect_analyze_operations): Likewise.
10125 (vect_analyze_stmt): Declare.
10126 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
10127 REPORT_UNVECTORIZED_LOCATIONS.
10128 (vect_get_loop_niters): Fix indentation.
10129 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
10130 (vect_analyze_loop_operations): New function.
10131 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
10132 vect_analyze_operations.
10133 (vect_is_simple_reduction): Use new names.
10134 (vectorizable_live_operation, vect_transform_loop): Likewise.
10135 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
10136 to specify whether the data references can be a part of interleaving
10138 (vect_analyze_data_ref_dependence): Use new names.
10139 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
10140 (vect_create_addr_base_for_vector_ref): Remove redundant code.
10141 * tree-vect-patterns.c (widened_name_p): Use new names.
10142 (vect_recog_dot_prod_pattern): Likewise.
10143 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
10144 (process_use, vect_mark_stmts_to_be_vectorized,
10145 vect_model_simple_cost, vect_model_store_cost,
10146 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
10147 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
10148 vectorizable_operation, vectorizable_type_demotion,
10149 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
10150 vectorizable_condition): Likewise.
10151 (vect_analyze_operations): Split into vect_analyze_loop_operations
10153 (vect_analyze_stmt): ... new function.
10154 (new_stmt_vec_info): Use new names.
10155 (vect_is_simple_use): Use new names and fix comment.
10156 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
10157 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
10159 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10162 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
10163 and integer modes for x87 operands. Do not ICE for unsupported size,
10164 generate error instead. Generate error for unsupported operand types.
10165 ['z']: Do not handle HImode memory operands specially. Warning
10166 for floating-point operands. Fallthru to 'Z' for unsupported operand
10167 types. Do not ICE for unsupported size, generate error instead.
10168 (output_387_binary_op): Use %Z to output operands.
10169 (output_fp_compare): Ditto.
10170 (output_387_reg_move): Ditto.
10172 2009-04-28 Ben Elliston <bje@au.ibm.com>
10177 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10179 * builtins.c (c_strlen): Do not warn here.
10180 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
10181 * c-common.c (pointer_int_sum): Take an explicit location.
10182 Warn about offsets out of bounds.
10183 * c-common.h (pointer_int_sum): Adjust declaration.
10185 2009-04-27 Ian Lance Taylor <iant@google.com>
10187 * collect2.c (is_ctor_dtor): Change type of ret field in struct
10189 * dce.c (run_fast_df_dce): Change type of old_flags to int.
10190 * df-core.c (df_set_flags): Change return type to int. Change
10191 type of old_flags to int.
10192 (df_clear_flags): Likewise.
10193 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
10194 (df_get_conditional_uses): Likewise.
10195 * df.h (df_set_flags, df_clear_flags): Update declarations.
10196 * dwarf2out.c (struct indirect_string_node): Change type of form
10197 field to enum dwarf_form.
10198 (AT_string_form): Change return type to enum dwarf_form.
10199 * fixed-value.c (fixed_compare): Add cast to enum type.
10200 * fwprop.c (update_df): Change 0 to VOIDmode.
10201 * gensupport.c: Change 0 to UNKNOWN.
10202 * gimple.h (gimple_cond_code): Add cast to enum type.
10203 * haifa-sched.c (reemit_notes): Add cast to enum type.
10204 * hooks.c (hook_int_void_no_regs): Remove function.
10205 * hooks.h (hook_int_void_no_regs): Remove declaration.
10206 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
10207 * predict.c (combine_predictions_for_insn): Add casts to enum type.
10208 * real.c (real_arithmetic): Add cast to enum type.
10209 (real_compare): Likewise.
10210 * target.h (struct gcc_target): Change return type of
10211 branch_target_register_class to enum reg_class.
10212 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
10213 default_branch_target_register_class.
10214 * targhooks.c (default_branch_target_register_class): New function.
10215 * targhooks.h (default_branch_target_register_class): Declare.
10216 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
10217 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
10219 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
10221 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
10222 vect_uninitialized_def. Change 0 to ERROR_MARK.
10223 * tree-vect-stmts.c (supportable_widening_operation): Don't
10224 initialize icode1 and icode2.
10225 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
10226 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
10228 (cmn_err_flag_specs): Change 0 to STD_C89.
10229 (cmn_err_char_table): Likewise.
10230 * config/arm/arm.c (get_arm_condition_code): Change type of code
10231 to enum arm_cond_code.
10232 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
10233 (IWMMXT_BUILTIN2): Likewise.
10234 (neon_builtin_type_bits): Don't define typedef.
10235 (neon_builtin_datum): Change type of bits field to int.
10236 (arm_expand_neon_args): Add cast to enum type.
10237 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
10239 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
10240 casts to enum type.
10241 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
10243 * config/mips/mips.md (jal_macro): Return enum constant.
10244 (single_insn): Likewise.
10245 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
10247 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10248 casts to enum type.
10249 * config/s390/s390.c (s390_tune_flags): Change type to int.
10250 (s390_arch_flags): Likewise.
10251 (s390_handle_arch_option): Change flags field of struct pta to int.
10252 * config/s390/s390.h (s390_tune_flags): Update declaration.
10253 (s390_arch_flags): Likewise.
10254 * config/sh/sh.c (prepare_move_operands): Compare
10255 tls_symbolic_operand result with enum constant.
10256 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
10257 (sh_expand_prologue): Add cast to enum type.
10258 (sh_expand_epilogue): Likewise.
10259 (tls_symbolic_operand): Change return type to enum tls_model.
10260 (fpscr_set_from_mem): Add cast to enum type.
10261 (legitimize_pic_address): Compare tls_symbolic_operand result with
10263 (sh_target_reg_class): Change return type to enum reg_class.
10264 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
10266 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
10267 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
10268 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
10269 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
10270 (delayed_branch, tls_call_delay): Likewise.
10271 (eligible_for_sibcall_delay): Likewise.
10272 (eligible_for_return_delay): Likewise.
10273 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
10274 (spu_expand_builtin_1): Likewise.
10276 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
10277 for all types of conversions.
10278 (output_init_element): Issue -Wc++-compat warning if needed when
10279 initializing a bitfield with enum type.
10280 * c-parser.c (c_parser_expression): Set original_type to
10281 original_type of right hand operand of comman operator.
10283 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10285 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
10287 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
10288 * doc/cpp.texi (Standard Predefined Macros)
10289 (Implementation-defined behavior): Likewise.
10290 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
10291 * doc/gimple.texi (GIMPLE Exception Handling)
10292 (@code{GIMPLE_ASSIGN}): Likewise.
10293 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
10294 * doc/invoke.texi (Warning Options, Optimize Options)
10295 (AVR Options, Darwin Options): Likewise.
10296 (Optimize Options): Reformulate -fwhole-program description.
10297 * doc/loop.texi (Lambda): Likewise.
10298 * doc/md.texi (Output Template, Define Constraints)
10299 (Standard Names, Insn Splitting): Likewise.
10300 * doc/options.texi (Option properties): Likewise.
10301 * doc/passes.texi (Tree-SSA passes): Likewise.
10302 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
10303 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
10304 (File Names and DBX): Likewise.
10305 * doc/trouble.texi (Incompatibilities): Likewise.
10307 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10309 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
10310 instruction is correct.
10312 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10314 Allow non-constant arguments to conversion intrinsics.
10315 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
10316 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
10317 * spu.c (print_operand): Handle 'v' and 'w'.
10318 (exp2_immediate_p, spu_gen_exp2): Define.
10319 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
10320 spu_convtf_1): Update parameter descriptions.
10321 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
10322 * constraints.md ('v', 'w'): New.
10323 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
10325 (i2f, I2F): New define_mode_attr.
10326 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
10327 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
10328 fixuns_truncv4sfv4si2): Update to use mode attribute.
10329 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
10330 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
10331 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
10332 patterns for combine.
10334 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
10336 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
10337 (cprop, hoist, pre, store_motion): New debug counters.
10338 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
10339 is not an RTL pass anymore.
10340 (pass_profiling): Remove extern decl for pass removed in 2005.
10341 (pass_gcse, pass_jump_bypass): Remove.
10342 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
10343 to 0 for clean state.
10344 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
10345 * cse.c (gate_handle_cse_after_global_opts,
10346 rest_of_handle_cse_after_global_opts): New functions.
10347 (pass_cse_after_global_opts): New pass, does local CSE.
10348 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
10349 (TV_CPROP): New timevar.
10350 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
10351 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
10352 (gcse_main, recompute_all_luids): Remove.
10353 (compute_hash_table_work): Call max_reg_num instead of reading
10355 (cprop_jump): Don't set run_jump_opt_after_gcse.
10356 (constprop_register): Always allow to alter jumps.
10357 (cprop_insn): Likewise.
10358 (do_local_cprop): Likewise.
10359 (local_cprop_pass): Likewise. Return non-zero if something changed.
10360 (cprop): Remove function, fold interesting bits into one_cprop_pass.
10361 (find_implicit_sets): Add note about missed optimization opportunity.
10362 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
10363 pass_rtl_cprop execute function.
10364 Don't bother tracking the pass number, each pass gets its own dumpfile
10366 Always allow to alter jumpsand bypass jumps.
10367 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
10368 will just find no suitable set.
10369 (pre_edge_insert): Fix dumping, this function is for PRE only.
10370 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
10371 pass_rtl_pre execute function.
10372 (hoist_code): Return non-zero if something changed. Keep track of
10373 substitutions and insertions for statistics gathering similar to PRE.
10374 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
10375 called from the pass_rtl_hoist execute function. Show pass statistics.
10376 (compute_store_table): Use max_reg_num directly instead of using the
10377 formerly global max_gcse_regno.
10378 (build_store_vectors): Likewise.
10379 (replace_store_insn): Fix dumping.
10380 (store_motion): Rename to ...
10381 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
10382 pass, called from the pass_rtl_store_motion execute function. Keep
10383 track of substitutions and insertions for statistics gathering similar
10385 (bypass_jumps): Remove, fold interesting bits into ...
10386 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
10387 from the pass_rtl_cprop execute function.
10388 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
10389 pass_jump_bypass): Remove.
10390 (gate_handle_gcse, rest_of_handle_gcse): Remove.
10391 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
10392 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
10393 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
10394 (gate_rtl_store_motion, execute_rtl_store_motion,
10395 pass_rtl_store_motion): New.
10396 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
10397 make it clear that -fcse-skip-blocks is a no-op for backward compat.
10398 * passes.c (init_optimization_passes): Remove pass_gcse and
10399 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
10400 and cse_after_global_opts in place of pass_gcse. Schedule cprop
10401 instead of pass_jump_bypass.
10403 2009-04-27 Richard Guenther <rguenther@suse.de>
10405 PR middle-end/39928
10406 * gimplify.c (gimplify_expr): If we are required to create
10407 a temporary make sure it ends up as register.
10409 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
10412 * config/i386/i386.c (construct_container): Don't call
10413 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
10414 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
10416 2009-04-27 Michael Matz <matz@suse.de>
10418 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
10419 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
10420 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
10421 (dump_replaceable_exprs): Take a bitmap.
10422 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
10424 (expand_gimple_basic_block): Likewise.
10425 * tree-ssa-ter.c (struct temp_expr_table_d): Make
10426 replaceable_expressions member a bitmap.
10427 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
10428 (mark_replaceable): Likewise.
10429 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
10430 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
10432 2009-04-27 Richard Guenther <rguenther@suse.de>
10434 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
10435 (verify_stmts): Dispatch to gimple/type verification code.
10436 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
10437 issue with call argument types.
10439 2009-04-27 Michael Matz <matz@suse.de>
10441 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
10442 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
10445 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
10446 Eric Botcazou <ebotcazou@adacore.com>
10448 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
10449 a label's basic block.
10450 (mark_target_live_regs): Tidy and rework obsolete comments.
10451 Change back DF problem to LIVE. If a label starts a basic block,
10452 assume that all registers that used to be live then still are.
10453 (init_resource_info): If a label starts a basic block, set its
10454 BLOCK_FOR_INSN accordingly.
10455 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
10457 2009-04-27 Richard Guenther <rguenther@suse.de>
10459 * tree-flow-inline.h (function_ann): Remove.
10460 (get_function_ann): Likewise.
10461 * tree-dfa.c (create_function_ann): Remove.
10462 * tree-flow.h (struct static_var_ann_d): Remove.
10463 (struct function_ann_d): Likewise.
10464 (union tree_ann_d): Remove fdecl member.
10465 (function_ann_t): Remove.
10466 (function_ann, get_function_ann, create_function_ann): Remove
10469 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
10471 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
10473 2009-04-27 Jan Hubicka <jh@suse.cz>
10475 * ipa-pure-const.c (struct funct_state_d): New fields
10476 state_previously_known, looping_previously_known; remove
10477 state_set_in_source.
10478 (analyze_function): Use new fields.
10479 (propagate): Avoid assumption that state_set_in_source imply
10482 * tree-ssa-loop-niter.c (finite_loop_p): New function.
10483 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
10484 * cfgloop.h (finite_loop_p): Declare.
10486 2009-04-26 Michael Matz <matz@suse.de>
10488 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
10490 2009-04-26 Michael Matz <matz@suse.de>
10492 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
10493 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
10494 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
10495 pass_mark_used_blocks): Remove.
10496 * tree-optimize.c (pass_free_datastructures,
10497 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
10498 * passes.c (init_optimization_passes): Don't call
10499 pass_mark_used_blocks, remove dead code.
10501 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
10503 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
10504 * tree-ssa-live.h (register_ssa_partition): Likewise.
10506 2009-04-26 Michael Matz <matz@suse.de>
10509 * builtins.c (fold_builtin_next_arg): Handle SSA names.
10510 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
10511 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
10513 (compare_pairs): Swap cost comparison.
10514 (coalesce_ssa_name): Don't use change_partition_var.
10515 * tree-nrv.c (struct nrv_data): Add modified member.
10516 (finalize_nrv_r): Set it.
10517 (tree_nrv): Use it to update statements.
10518 (pass_nrv): Require PROP_ssa.
10519 * tree-mudflap.c (mf_decl_cache_locals,
10520 mf_build_check_statement_for): Use make_rename_temp.
10521 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
10522 * alias.c (find_base_decl): Handle SSA names.
10523 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
10524 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
10525 * rtl.h (set_reg_attrs_for_parm): Declare.
10526 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
10527 to "optimized", remove unused locals at finish.
10528 (execute_free_datastructures): Make global, call
10529 delete_tree_cfg_annotations.
10530 (execute_free_cfg_annotations): Don't call
10531 delete_tree_cfg_annotations.
10533 * ssaexpand.h: New file.
10534 * expr.c (toplevel): Include ssaexpand.h.
10535 (expand_assignment): Handle SSA names the same as register variables.
10536 (expand_expr_real_1): Expand SSA names.
10537 * cfgexpand.c (toplevel): Include ssaexpand.h.
10538 (SA): New global variable.
10539 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
10540 (SSAVAR): New macro.
10541 (set_rtl): New helper function.
10542 (add_stack_var): Deal with SSA names, use set_rtl.
10543 (expand_one_stack_var_at): Likewise.
10544 (expand_one_stack_var): Deal with SSA names.
10545 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
10546 before unique numbers.
10547 (expand_stack_vars): Use set_rtl.
10548 (expand_one_var): Accept SSA names, add asserts for them, feed them
10549 to above subroutines.
10550 (expand_used_vars): Expand all partitions (without default defs),
10551 then only the local decls (ignoring those expanded already).
10552 (expand_gimple_cond): Remove edges when jumpif() expands an
10553 unconditional jump.
10554 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
10555 or remove abnormal edges. Ignore insns setting the LHS of a TERed
10557 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
10558 members of SA; deal with PARM_DECL partitions here; expand
10559 all PHI nodes, free tree datastructures and SA. Commit instructions
10560 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
10561 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
10562 info and statements at start, collect garbage at finish.
10563 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
10564 (VAR_ANN_PARTITION) Remove.
10565 (change_partition_var): Don't declare.
10566 (partition_to_var): Always return SSA names.
10567 (var_to_partition): Only accept SSA names.
10568 (register_ssa_partition): Only check argument.
10569 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
10571 (delete_var_map): Don't free it.
10572 (var_union): Only accept SSA names, simplify.
10573 (partition_view_init): Mark only useful SSA names as used.
10574 (partition_view_fini): Only deal with SSA names.
10575 (change_partition_var): Remove.
10576 (dump_var_map): Use ssa_name instead of partition_to_var member.
10577 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
10579 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
10580 (struct _elim_graph): New member const_dests; nodes member vector of
10582 (set_location_for_edge): New static helper.
10583 (create_temp): Remove.
10584 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
10585 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
10586 (new_elim_graph): Allocate const_dests member.
10587 (clean_elim_graph): Truncate const_dests member.
10588 (delete_elim_graph): Free const_dests member.
10589 (elim_graph_size): Adapt to new type of nodes member.
10590 (elim_graph_add_node): Likewise.
10591 (eliminate_name): Likewise.
10592 (eliminate_build): Don't take basic block argument, deal only with
10593 partition numbers, not variables.
10594 (get_temp_reg): New static helper.
10595 (elim_create): Use it, deal with RTL temporaries instead of trees.
10596 (eliminate_phi): Adjust all calls to new signature.
10597 (assign_vars, replace_use_variable, replace_def_variable): Remove.
10598 (rewrite_trees): Only do checking.
10599 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
10600 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
10601 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
10602 contains_tree_r, MAX_STMTS_IN_LATCH,
10603 process_single_block_loop_latch, analyze_edges_for_bb,
10604 perform_edge_inserts): Remove.
10605 (expand_phi_nodes): New global function.
10606 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
10607 functions, initialize new parameter, remember partitions having a
10609 (finish_out_of_ssa): New global function.
10610 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
10611 don't reset in_ssa_p here, don't disable TER when mudflap.
10612 (pass_del_ssa): Remove.
10613 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
10615 (execute_free_datastructures): Declare.
10616 * Makefile.in (SSAEXPAND_H): New variable.
10617 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
10618 * basic-block.h (commit_one_edge_insertion): Declare.
10619 * passes.c (init_optimization_passes): Move pass_nrv and
10620 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
10621 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
10622 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
10623 (redirect_branch_edge): Deal with super block when expanding, split
10624 out jump patching itself into ...
10625 (patch_jump_insn): ... here, new static helper.
10627 2009-04-26 Michael Matz <matz@suse.de>
10629 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
10630 beyond num_ssa_names.
10631 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
10632 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
10634 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10636 PR inline-asm/39543
10637 * fwprop.c (forward_propagate_asm): New function.
10638 (forward_propagate_and_simplify): Propagate also into __asm, if it
10639 doesn't increase the number of referenced registers.
10642 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
10644 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10646 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
10647 note_nonlocal_vla_type for nonlocal VLAs.
10648 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
10649 contains_remapped_vars, remap_vla_decls): New functions.
10650 (convert_nonlocal_reference_stmt): If not optimizing, call
10651 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
10652 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
10653 if it wasn't found in var_map.
10654 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
10655 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
10656 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
10658 * gimplify.c (nonlocal_vlas): New variable.
10659 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
10661 (gimplify_body): Create and destroy nonlocal_vlas.
10663 * dwarf2out.c (loc_descr_plus_const): New function.
10664 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
10665 mem_loc_descriptor, loc_descriptor_from_tree_1,
10666 descr_info_loc, gen_variable_die): Use it.
10668 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
10669 !TREE_STATIC VAR_DECLs.
10670 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
10671 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
10672 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
10673 DECL_BY_REFERENCE is valid.
10674 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
10675 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
10676 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
10677 Copy DECL_BY_REFERENCE.
10678 (struct nesting_copy_body_data): New type.
10679 (nesting_copy_decl): New function.
10680 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
10681 if they have variable length.
10683 2009-04-26 Michael Matz <matz@suse.de>
10685 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
10686 mark new temporaries for renaming.
10688 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10691 * c-decl.c (global_bindings_p): Return negative value.
10692 (c_variable_size): New. Based on variable_size from
10694 (grokdeclarator): Call c_variable_size not variable_size.
10696 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
10698 * config/i386/i386.c (print_operand) ['z']: Fix typo.
10700 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
10702 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
10703 Redefine it to just use mingw/include.
10704 (ASM_SPEC): Rules for -m32 and -m64.
10705 (LINK_SPEC): Use Likewise.
10706 (SPEC_32): New define.
10707 (SPEC_64): Likewise.
10708 (SUB_LINK_SPEC): Likewise.
10709 (MULTILIB_DEFAULTS): New define.
10710 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
10711 Add multilib options.
10712 (MULTILIB_DIRNAMES): Likewise.
10713 (MULTILIB_OSDIRNAMES): Likewise.
10714 (LIBGCC): Likewise.
10715 (INSTALL_LIBGCC): Likewise.
10717 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10720 * c-tree.h (enum c_inline_static_type): New.
10721 (record_inline_static): Declare.
10722 * c-decl.c (struct c_inline_static, c_inline_statics,
10723 record_inline_static, check_inline_statics): New.
10724 (pop_file_scope): Call check_inline_statics.
10725 (start_decl): Call record_inline_static instead of pedwarning
10726 directly for static in inline function.
10727 * c-typeck.c (build_external_ref): Call record_inline_static
10728 instead of pedwarning directly for static referenced in inline
10731 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
10733 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
10734 not new but only being rescanned.
10735 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
10736 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
10737 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
10738 record_set_info, compute_set, grealloc): Remove.
10739 (recompute_all_luids): New function.
10740 (gcse_main): Don't compute sets, and don't do related memory
10741 allocations/free-ing. If something changed before the end of the
10742 pass, update LUIDs using recompute_all_luids.
10743 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
10744 (free_gcse_mem): Don't free it either.
10745 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
10746 Use the df insn LUIDs.
10747 (load_killed_in_block): Likewise.
10748 (compute_hash_table_work): Don't compute reg_set_in_block.
10749 (compute_transp): Use DF_REG_DEF_CHAINs.
10750 (local_cprop_pass): Don't use compute_sets and related functions.
10751 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
10752 Use get_max_uid() instead of max_cuid.
10753 (insert_insn_end_basic_block, pre_insert_copy_insn,
10754 update_ld_motion_stores): Don't try to
10755 keep reg_set tables up to date.
10756 (pre_insert_copies): Use df insn LUIDs.
10757 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
10758 (reg_set_info): Don't use extra bitmap argument.
10759 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
10760 information to compute regs_set_in_block.
10761 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
10762 (bypass_jumps): Don't use compute_sets and friends.
10764 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10767 * opts.c (undocumented_msg): Do not leave blank even with
10770 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10772 * c-decl.c (build_enumerator): Allow values folding to integer
10773 constants but not integer constant expressions with a pedwarn if
10776 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10779 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
10780 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
10781 type is an integer constant.
10783 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10786 * config/i386/i386.c (print_operand) ['z']: Revert handling of
10789 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10792 * c-decl.c (grokdeclarator): Diagnose declarations of functions
10793 with variably modified return type and no storage class
10794 specifiers, except for the case of nested functions. Distinguish
10795 extern declarations of functions with variably modified return
10796 types from those of objects with variably modified types.
10798 2009-04-25 Jan Hubicka <jh@suse.cz>
10800 * tree.c (list_equal_p): New function.
10801 * tree.h (list_equal_p): Declare.
10802 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10803 basic_block_def, basic_block, const_basic_block): New.
10804 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
10805 (redirect_eh_edge): New function.
10806 (make_eh_edge_update_phi): EH edges are not abnormal.
10807 * except.c: Include tree-flow.h.
10808 (list_match): New function.
10809 (eh_region_replaceable_by_p): New function.
10810 (replace_region): New function.
10811 (hash_type_list): New function.
10812 (hash_eh_region): New function.
10813 (eh_regions_equal_p): New function.
10814 (merge_peers): New function.
10815 (remove_unreachable_regions): Verify EH tree when checking;
10817 (copy_eh_region_1): New function.
10818 (copy_eh_region): New function.
10819 (push_reachable_handler): New function.
10820 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
10821 regions without label but with live RESX.
10822 * except.h (redirect_eh_edge_to_label): New.
10823 * tree-flow.h (redirect_eh_edge): New.
10824 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10825 basic_block_def, basic_block, const_basic_block): Remove.
10826 * Makefile.in (except.o): Add dependency on tree-flow.h
10827 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
10828 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
10831 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
10834 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
10835 on the destination of memcpy.
10837 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
10839 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
10840 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
10841 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
10843 2009-04-25 Jan Hubicka <jh@suse.cz>
10845 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
10846 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
10847 to be reached by different label than left.
10848 (update_eh_edges): Update comment; remove edge_to_remove if possible
10849 and return true if suceeded.
10850 (cleanup_empty_eh): Accept sharing map; handle shared regions.
10851 (cleanup_eh): Compute sharing map.
10852 * except.c (remove_eh_handler_and_replace): Add argument if we should
10854 (remove_unreachable_regions): Update for label sharing.
10855 (label_to_region_map): Likewise.
10856 (get_next_region_sharing_label): New function.
10857 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
10859 (remove_eh_handler): Update.
10860 (remove_eh_region_and_replace_by_outer_of): New function.
10861 * except.h (struct eh_region): Add next_region_sharing_label.
10862 (remove_eh_region_and_replace_by_outer_of,
10863 get_next_region_sharing_label): Declare.
10864 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
10866 2009-04-25 Jan Hubicka <jh@suse.cz>
10868 * tree-cfg.c (split_critical_edges): Split also edges where we can't
10869 insert code even if they are not critical.
10871 2009-04-25 Jan Hubicka <jh@suse.cz>
10873 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10874 (gimple_can_remove_branch_p): EH edges won't remove branch by
10876 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
10877 updating of non-abnormal EH edges.
10878 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10879 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
10880 (split_critical_edges): Split also edges where emitting code on them
10881 will lead to splitting later.
10883 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10884 H.J. Lu <hongjiu.lu@intel.com>
10887 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
10888 the configured assembler supports fildq and fistpq mnemonics.
10889 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
10890 * configure: Regenerated.
10891 * config.in: Ditto.
10893 * config/i386/i386.c (print_operand): Handle 'Z'.
10894 ['z']: Remove handling of special fild/fist suffixes.
10895 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
10896 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
10897 suffix of fild insn.
10898 (*floatsi<mode>2_vector_mixed): Ditto.
10899 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
10900 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
10901 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
10902 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
10903 * config/i386/gas.h (GAS_MNEMONICS): Remove.
10905 2009-04-25 Ben Elliston <bje@au.ibm.com>
10907 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
10908 the source of a set operation.
10910 2009-04-25 Anatoly Sokolov <aesok@post.ru>
10912 * target.h (struct gcc_target): Add case_values_threshold field.
10913 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
10914 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
10915 * targhooks.c (default_case_values_threshold): New function.
10916 * targhooks.h (default_case_values_threshold): Declare function.
10917 * stmt.c (expand_case): Use case_values_threshold target hook.
10918 * expr.h (case_values_threshold): Remove declartation.
10919 * expr.c (case_values_threshold): Remove function.
10920 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
10922 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
10923 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10924 (avr_case_values_threshold): Declare as static.
10925 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
10927 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
10928 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10929 (mn10300_case_values_threshold): New function.
10931 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10933 * ira.c (setup_cover_and_important_classes): Add enum cast.
10935 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
10937 * genpreds.c (write_enum_constraint_num): Output definition of
10938 CONSTRAINT_NUM_DEFINED_P macro.
10939 * ira.c (setup_cover_and_important_classes): Use
10940 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
10942 2009-04-24 DJ Delorie <dj@redhat.com>
10944 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
10945 __SH2A_SINGLE_ONLY__ also.
10947 2009-04-24 Steve Ellcey <sje@cup.hp.com>
10949 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
10950 (movdf_internal): Ditto.
10951 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
10952 SFmode and DFmode constants.
10953 (ia64_print_operand): Add 'G' format for printing
10954 floating point constants.
10956 2009-04-24 Richard Guenther <rguenther@suse.de>
10958 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
10959 from unsigned additions.
10961 2009-04-24 Joseph Myers <joseph@codesourcery.com>
10963 * c-typeck.c (set_init_index): Allow array designators that are
10964 not integer constant expressions with a pedwarn if pedantic.
10966 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10968 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
10969 zero if no overlap in nonzero bits between the operands.
10971 2009-04-24 Ian Lance Taylor <iant@google.com>
10973 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
10974 (record_dead_and_set_regs): Likewise.
10975 * df.h (struct df_mw_hardreg): Change flags field to int.
10976 (struct df_base_ref): Likewise.
10977 (struct df): Change changeable_flags field to int.
10978 * df-scan.c (df_defs_record): Change clobber_flags to int.
10979 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
10980 constants rather than #define macros.
10981 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
10982 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
10983 (enum dwarf_calling_convention): Likewise.
10984 (enum dwarf_line_number_x_ops): Likewise.
10985 (enum dwarf_call_frame_info): Likewise.
10986 (enum dwarf_source_language): Likewise.
10987 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
10988 (add_calling_convention_attribute): Likewise.
10989 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
10990 (combine_comparisons): Change compcode to int. Add cast to enum type.
10991 * genrecog.c (maybe_both_true_2): Change c to int.
10992 (write_switch): Likewise. Add cast to enum type.
10993 * gimplify.c (gimplify_omp_for): Handle return values from
10994 gimplify_expr using MIN rather than bitwise or.
10995 (gimplify_expr): Add cast to enum type.
10996 * ipa-prop.c (update_jump_functions_after_inlining): Change
10997 IPA_BOTTOM to IPA_JF_UNKNOWN.
10998 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
10999 Add casts to enum type.
11000 (setup_cover_and_important_classes): Change cl to int. Add casts
11002 (setup_class_translate): Change cl and mode to int.
11003 (ira_init_once): Change mode to int.
11004 (free_register_move_costs): Likewise.
11005 (setup_prohibited_mode_move_regs): Add casts to enum type.
11006 * langhooks.c (add_builtin_function_common): Rework assertion that
11007 value fits bitfield.
11008 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
11009 * omega.c (omega_do_elimination): Avoid math on enum types.
11010 * optabs.c (expand_vec_shift_expr): Remove casts to int.
11011 * opts.c (set_debug_level): Change 2 to enum constant. Use new
11012 int local to handle integral_argment value.
11013 * regmove.c (try_auto_increment): Change PUT_MODE to
11015 * reload.c (push_secondary_reload): Add casts to enum type.
11016 (secondary_reload_class, find_valid_class): Likewise.
11017 * reload1.c (emit_input_reload_insns): Likewise.
11018 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
11019 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
11020 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
11022 * tree.c (build_common_builtin_nodes): Add casts to enum type.
11023 * tree-complex.c (complex_lattice_t): Typedef to int rather than
11025 (expand_complex_libcall): Add casts to enum type.
11026 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
11027 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
11028 with ERROR_MARK, not NUM_TREE_CODES.
11029 (vect_create_epilog_for_reduction): Likewise.
11030 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
11031 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
11032 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
11034 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
11035 vect_unused_in_loop. Change 0 to loop_vect.
11036 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
11037 * var-tracking.c (get_init_value): Change return type to enum
11039 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
11040 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
11042 (arm_override_options): Add casts to enum type.
11043 (arm_emit_tls_decoration): Likewise.
11044 * config/i386/i386.c (ix86_function_specific_restore): Add casts
11046 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
11047 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
11048 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
11050 * config/s390/s390.c (code_for_builtin_64): Change to array of
11052 (code_for_builtin_31): Likewise.
11053 (s390_expand_builtin): Change code_for_builtin to enum insn_code
11055 * config/sparc/sparc.c (sparc_override_options): Change value
11056 field in struct code_model to enum cmodel. In initializer change
11057 0 to NULL and add cast to enum type.
11059 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
11060 Change all callers. Issue a -Wc++-compat warning using
11061 lhs_origtype if necessary.
11062 (convert_for_assignment): Issue -Wc++-compat warnings about
11063 invalid conversions to enum type on assignment.
11064 * c-common.h (build_modify_expr): Update declaration.
11066 2009-04-24 Nick Clifton <nickc@redhat.com>
11068 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
11069 (function_arg_advance): Likewise.
11070 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
11073 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11075 * config/s390/constraints.md ('I', 'J'): Fix condition.
11077 2009-04-24 Diego Novillo <dnovillo@google.com>
11079 * gengtype-parse.c (parse_error): Add newline after message.
11081 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
11083 * config/i386/sse.md (avxmodesuffixs): Removed.
11084 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
11085 (*avx_pinsr<ssevecsize>): This.
11087 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
11089 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
11090 follow chains of regs with a single definition, and allow expressions
11091 that are function_invariant_p.
11092 (simple_rhs_p): Allow expressions that are function_invariant_p.
11094 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
11096 PR middle-end/39867
11097 * fold-const.c (fold_cond_expr_with_comparison): When folding
11098 > and >= to MAX, make sure the MAX uses the same type as the
11099 comparison's operands.
11101 2009-04-24 Nick Clifton <nickc@redhat.com>
11103 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
11104 addressing for DImode accesses.
11105 (frv_print_operand_address): Handle PLUS case.
11106 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
11108 2009-04-24 Jakub Jelinek <jakub@redhat.com>
11110 PR rtl-optimization/39794
11111 * alias.c (canon_true_dependence): Add x_addr argument.
11112 * rtl.h (canon_true_dependence): Adjust prototype.
11113 * cse.c (check_dependence): Adjust canon_true_dependence callers.
11114 * cselib.c (cselib_invalidate_mem): Likewise.
11115 * gcse.c (compute_transp): Likewise.
11116 * dse.c (scan_reads_nospill): Likewise.
11117 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
11118 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
11119 canon_base_addr of the group, plus optional offset.
11120 (struct group_info): Rename canon_base_mem to
11122 (get_group_info): Set canon_base_addr to canon_rtx of base, not
11123 canon_rtx of base_mem.
11125 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
11127 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
11128 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
11130 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11132 * config/spu/spu-builtins.h: Delete file.
11134 * config/spu/spu.h (enum spu_builtin_type): Move here from
11136 (struct spu_builtin_description): Likewise. Add GTY marker.
11137 Do not use enum spu_function_code or enum insn_code.
11138 (spu_builtins): Add extern declaration.
11140 * config/spu/spu.c: Do not include "spu-builtins.h".
11141 (enum spu_function_code, enum spu_builtin_type_index,
11142 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
11143 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
11144 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
11145 unsigned_V2DI_type_node): Move here from spu-builtins.h.
11146 (spu_builtin_types): Make static. Add GTY marker.
11147 (spu_builtins): Add extern declaration with GTY marker.
11148 Include "gt-spu.h".
11150 * config/spu/spu-c.c: Do not include "spu-builtins.h".
11151 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
11152 Check programmatically whether all parameters are scalar.
11154 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
11156 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
11158 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
11159 assignment from the constructor either if the target is volatile.
11161 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
11163 * config/arm/arm.md (insv): Do not share operands[0].
11165 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
11167 * config/vxlib-tls.c (active_tls_threads): Delete.
11168 (delete_hook_installed): New.
11169 (tls_delete_hook): Don't delete the delete hook.
11170 (tls_destructor): Delete it here.
11171 (__gthread_set_specific): Adjust installing the delete hook.
11172 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
11173 __gthread_leave_tsd_dtor_context.
11175 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
11177 * c-format.c (gcc_tdiag_char_table): Add support for %E.
11179 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
11181 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
11183 (alpha_rtx_costs): Ditto.
11184 (emit_unlikely_jump): Use add_reg_note.
11185 (emit_frame_store_1): Ditto.
11186 (alpha_expand_prologue): Ditto.
11187 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11188 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
11190 2009-04-23 Nick Clifton <nickc@redhat.com>
11192 * config/v850/v850.md (epilogue): Remove suppressed code.
11193 (return): Rename to return_simple and remove test of frame size.
11194 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
11195 to gen_return_simple.
11197 2009-04-22 Jing Yu <jingyu@google.com>
11200 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
11202 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11205 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
11206 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
11207 value is a VECTOR_CST, the element type is the element type of the
11210 2009-04-22 DJ Delorie <dj@redhat.com>
11212 * config/m32c/m32c.h: Update GTY annotations to new syntax.
11214 2009-04-22 Jakub Jelinek <jakub@redhat.com>
11216 * alias.c (find_base_term): Move around LO_SUM case, so that
11217 CONST falls through into PLUS/MINUS handling.
11220 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
11221 into 0, use omit_one_operand.
11223 2009-04-23 Ben Elliston <bje@au.ibm.com>
11225 * config/rs6000/linux-unwind.h (get_regs): Remove type
11226 puns. Change the type of `pc' to an array of unsigned ints and
11227 update all users. Constify frame24.
11229 2009-04-22 DJ Delorie <dj@redhat.com>
11231 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
11232 declarations before code.
11233 (current_function_special_page_vector): Likewise.
11234 (m32c_expand_insv): Silence a warning.
11236 2009-04-21 Taras Glek <tglek@mozilla.com>
11238 * alias.c: Update GTY annotations to new syntax.
11239 * basic-block.h: Likewise.
11240 * bitmap.h: Likewise.
11241 * c-common.h: Likewise.
11242 * c-decl.c: Likewise.
11243 * c-parser.c: Likewise.
11244 * c-pragma.c: Likewise.
11245 * c-tree.h: Likewise.
11246 * cfgloop.h: Likewise.
11247 * cgraph.h: Likewise.
11248 * config/alpha/alpha.c: Likewise.
11249 * config/arm/arm.h: Likewise.
11250 * config/avr/avr.h: Likewise.
11251 * config/bfin/bfin.c: Likewise.
11252 * config/cris/cris.c: Likewise.
11253 * config/darwin.c: Likewise.
11254 * config/frv/frv.c: Likewise.
11255 * config/i386/i386.c: Likewise.
11256 * config/i386/i386.h: Likewise.
11257 * config/i386/winnt.c: Likewise.
11258 * config/ia64/ia64.h: Likewise.
11259 * config/iq2000/iq2000.c: Likewise.
11260 * config/mips/mips.c: Likewise.
11261 * config/mmix/mmix.h: Likewise.
11262 * config/pa/pa.c: Likewise.
11263 * config/pa/pa.h: Likewise.
11264 * config/rs6000/rs6000.c: Likewise.
11265 * config/s390/s390.c: Likewise.
11266 * config/sparc/sparc.c: Likewise.
11267 * config/xtensa/xtensa.c: Likewise.
11268 * cselib.h: Likewise.
11269 * dbxout.c: Likewise.
11270 * dwarf2out.c: Likewise.
11271 * except.c: Likewise.
11272 * except.h: Likewise.
11273 * fixed-value.h: Likewise.
11274 * function.c: Likewise.
11275 * function.h: Likewise.
11276 * gimple.h: Likewise.
11277 * integrate.c: Likewise.
11278 * optabs.c: Likewise.
11279 * output.h: Likewise.
11280 * real.h: Likewise.
11282 * stringpool.c: Likewise.
11283 * tree-data-ref.c: Likewise.
11284 * tree-flow.h: Likewise.
11285 * tree-scalar-evolution.c: Likewise.
11286 * tree-ssa-address.c: Likewise.
11287 * tree-ssa-alias.h: Likewise.
11288 * tree-ssa-operands.h: Likewise.
11289 * tree.c: Likewise.
11290 * tree.h: Likewise.
11291 * varasm.c: Likewise.
11292 * varray.h: Likewise.
11294 * coretypes.h: Do not define GTY macro if it is already defined.
11295 * doc/gty.texi: Update GTY documentation to new syntax.
11296 * gengtype-lex.l: Enforce attribute-like syntax for GTY
11297 annotations on structs.
11298 * gengtype-parse.c: Likewise.
11300 2009-04-22 Mark Heffernan <meheff@google.com>
11302 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
11304 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11306 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
11309 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11311 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
11312 the same as a PLUS without a shift. Increase the cost of a
11315 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11317 * Makefile.in: Update dependencies.
11318 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
11319 * errors.h: Remove bogus comment about compatibility.
11320 (warning): Update declaration.
11321 * genautomata.c: Update all calls to warning.
11322 * gimple.c: Do not include errors.h. Include toplev.h.
11323 * tree-ssa-structalias.c: Do not include errors.h.
11324 * omega.c: Likewise.
11325 * tree-ssa-reassoc.c: Likewise.
11326 * config/spu/spu-c.c: Likewise.
11327 * config/spu/t-spu-elf: Update dependencies.
11329 2009-04-22 Richard Guenther <rguenther@suse.de>
11331 PR tree-optimization/39824
11332 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
11333 make sure the types are compatible.
11335 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11338 * c-common.c (c_parse_error): Take a token_flags parameter.
11339 Use token_type for the token type instead.
11340 Pass token_flags to cpp_type2name.
11341 * c-common.h (c_parse_error): Update declaration.
11342 * c-parser.c (c_parser_error): Pass 0 as token flags.
11344 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
11346 PR rtl-optimization/39580
11347 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
11349 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11351 * function.c (expand_function_end): Do not emit a jump to the "naked"
11352 return label for fall-through returns.
11353 * except.c (sjlj_emit_function_exit): Always place the call to the
11354 unregister function at the location installed by expand_function_end.
11356 2009-04-22 Richard Guenther <rguenther@suse.de>
11358 PR tree-optimization/39845
11359 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
11360 (gen_inbound_check): Likewise.
11362 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
11364 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
11366 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
11367 * config/vxlib.c (__gthread_once): Add race guard for PPC.
11369 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11371 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
11372 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
11373 shift counts to avoid out-of-bounds array accesses.
11375 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11377 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
11378 (Pmode): Move above.
11380 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
11382 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
11383 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
11384 GET_CODE macro. Use IN_RANGE macro where appropriate.
11385 * config/alpha/alpha.h: Ditto.
11386 * config/alpha/alpha.md: Ditto.
11387 * config/alpha/constraints.md: Ditto.
11388 * config/alpha/predicates.md: Ditto.
11390 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11392 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
11393 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11394 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11395 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11396 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11397 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11398 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11399 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11400 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11401 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11402 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11403 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11404 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11405 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11406 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11407 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11408 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11409 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11410 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11411 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11412 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11413 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11414 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11415 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11416 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11417 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11418 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11420 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11422 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
11423 references from comments.
11424 * cfgbuild.c: (count_basic_blocks): Delete.
11425 (find_basic_blocks_1): Delete.
11426 (find_basic_blocks): Delete.
11427 * except.c (finish_eh_generation): Make static. Move comment from
11428 except.h here. Remove find_basic_blocks references from comments.
11429 * except.h (finish_eh_generation): Delete.
11430 * basic-block.h (find_basic_blocks): Delete.
11431 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
11433 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
11435 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
11436 (sdbout_parms): Likewise.
11438 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
11440 * config/sh/sh.c (prepare_cbranch_operands): Use
11441 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
11442 (expand_cbranchdi4): Likewise.
11443 (from_compare): Add cast to enum type.
11444 (expand_cbranchsi4): Use add_reg_note.
11445 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
11446 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
11447 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
11448 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11449 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
11450 instead of CODE_FOR_nothing.
11451 (cbranchdi4): Likewise. Fix the order of arguments for
11453 (push_fpscr): Use add_reg_note.
11454 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
11455 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
11457 2009-04-21 Joseph Myers <joseph@codesourcery.com>
11459 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
11460 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11461 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11462 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
11463 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
11464 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
11465 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
11466 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
11467 config/alpha/x-vms, config/arc/t-arc,
11468 config/arm/README-interworking, config/arm/arm-c.c,
11469 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
11470 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
11471 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
11472 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
11473 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
11474 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
11475 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
11476 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
11477 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
11478 config/cris/t-elfmulti, config/crx/t-crx,
11479 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
11480 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
11481 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
11482 config/h8300/t-h8300, config/i386/athlon.md,
11483 config/i386/darwin-libgcc.10.4.ver,
11484 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
11485 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
11486 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
11487 config/i386/t-linux64, config/i386/t-nwld,
11488 config/i386/t-rtems-i386, config/i386/t-sol2-10,
11489 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
11490 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
11491 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
11492 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
11493 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
11494 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
11495 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
11496 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
11497 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
11498 config/m68k/t-uclinux, config/mcore/t-mcore,
11499 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
11500 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
11501 config/mips/crtn.asm, config/mips/irix-crti.asm,
11502 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
11503 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
11504 config/mips/mips-fixed.md, config/mips/sb1.md,
11505 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
11506 config/mips/t-iris6, config/mips/t-isa3264,
11507 config/mips/t-libgcc-mips16, config/mips/t-linux64,
11508 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
11509 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
11510 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
11511 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
11512 config/mn10300/t-linux, config/mn10300/t-mn10300,
11513 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
11514 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
11515 config/picochip/libgccExtras/clzsi2.asm,
11516 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
11517 config/rs6000/darwin-libgcc.10.4.ver,
11518 config/rs6000/darwin-libgcc.10.5.ver,
11519 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
11520 config/rs6000/t-aix43, config/rs6000/t-aix52,
11521 config/rs6000/t-darwin, config/rs6000/t-fprules,
11522 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
11523 config/rs6000/t-lynx, config/rs6000/t-netbsd,
11524 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
11525 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
11526 config/rs6000/t-rtems, config/rs6000/t-spe,
11527 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
11528 config/score/t-score-elf, config/sh/divcost-analysis,
11529 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
11530 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
11531 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
11532 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
11533 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
11534 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
11535 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
11536 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
11537 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
11538 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
11539 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
11540 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
11541 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
11542 limitx.h, version.c, xcoff.h: Add copyright and license notices.
11543 * config/h8300/genmova.sh: Include copyright and license notices
11544 in generated output.
11545 * config/h8300/mova.md: Regenerate.
11546 * doc/install.texi2html: Include word "Copyright" in copyright
11547 notice and use name "Free Software Foundation, Inc.".
11548 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11549 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11550 ChangeLog-2007, ChangeLog-2008: Correct dates.
11552 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
11554 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
11555 NE_EXPR operations as well.
11556 * c-parser.c (c_parser_condition): Do not set location information on
11558 (c_parser_conditional_expression): Likewise.
11559 (c_parser_binary_expression): Set location information on operators.
11560 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
11561 TRUTH_NOT_EXPR has been folded.
11562 * fold-const.c (fold_truth_not_expr): Copy location information from
11563 the incoming expression to the outgoing one.
11564 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
11565 recursive calls on the LHS of the operator but pass that of the
11566 operator to recursive calls on the RHS of the operator. Set it
11568 (shortcut_cond_expr): Set the locus of the operator on the second
11569 COND_EXPR and that of the expression on the first in degenerate cases.
11570 Pass the locus of the expression to calls to shortcut_cond_r.
11571 Set the locus of the 'then' block on the associated jump, if any.
11572 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
11573 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
11574 expression to call to gimplify_boolean_expr.
11576 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
11578 * config.gcc: Add additional configuration for
11579 i686-w64-mingw* and x86_64-w64-mingw* triplet.
11580 * config/i386/mingw-w64.h: New mingw-w64 specific header.
11581 (CPP_SPEC): Redefine for allowing -municode option.
11582 (STARTFILE_SPEC): Likewise.
11583 * config/i386/t-mingw-w64: New.
11584 * config/i386/mingw-w64.opt: New.
11585 (municode): Add new target option.
11586 * doc/invoke.texi (municode): Add documentation for new option.
11588 2009-04-21 Ian Lance Taylor <iant@google.com>
11590 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11591 Correct test for number of arguments.
11592 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
11594 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
11596 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
11597 argument of emit_library_call.
11599 2009-04-21 Richard Guenther <rguenther@suse.de>
11601 PR middle-end/39829
11602 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
11603 inside VIEW_CONVERT_EXPRs.
11605 2009-04-21 Martin Jambor <mjambor@suse.cz>
11607 * tree-switch-conversion.c (build_constructors): Split a long line.
11608 (constructor_contains_same_values_p): New function.
11609 (build_one_array): Create assigns of constants if possible, do not
11610 call mark_sym_for_renaming, call update_stmt.
11611 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
11612 make_rename_temp. Do not call mark_symbols_for_renaming, call
11614 (gen_def_assigns): Do not call mark_symbols_for_renaming or
11615 find_new_referenced_vars, call update_stmt.
11616 (gen_inbound_check): Use create_tmp_var and create ssa names manually
11617 instead of calling make_rename_temp. Do not call
11618 find_new_referenced_vars or mark_symbols_for_renaming, call
11621 2009-04-21 Richard Guenther <rguenther@suse.de>
11623 PR tree-optimization/39827
11624 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
11625 (tree_ssa_phiprop): Pass the correct array size.
11627 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
11629 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
11631 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
11634 * c-typeck.c (lvalue_p): Move declaration ...
11635 * c-common.h (lvalue_p): ... to here.
11636 * c-common.c (candidate_equal_p): New.
11637 (add_tlist): Use it.
11638 (merge_tlist): Use it.
11639 (warn_for_collisions_1): Likewise.
11640 (warning_candidate_p): Accept more candidates.
11641 (verify_tree): A warning candidate can be an expression. Use
11644 2009-04-21 Ben Elliston <bje@au.ibm.com>
11647 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
11648 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
11649 options. Remove -mcall-solaris documentation.
11651 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11654 * doc/invoke.texi (-Wlong-long): Update description.
11655 * c-lex (interpret_integer): Only warn if there was no previous
11656 overflow and -Wlong-long is enabled.
11657 * c-decl.c (declspecs_add_type): Drop redundant flags.
11658 * c.opt (Wlong-long): Init to -1.
11659 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
11660 and front-end warn_long_long. Wlong-long only depends on other
11661 flags if it is uninitialized.
11662 * c-parser.c (disable_extension_diagnostics): warn_long_long is
11663 the same for CPP and FE.
11664 (restore_extension_diagnostics): Likewise.
11666 2009-04-20 Ian Lance Taylor <iant@google.com>
11668 Fix enum conversions which are invalid in C++:
11669 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
11670 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
11671 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
11672 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
11673 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
11674 (dbxout_parms): Likewise.
11675 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
11676 (df_clear_flags): Likewise.
11677 * df-problems.c (df_rd_bb_local_compute_process_def): Change
11678 top_flag parameter to int.
11679 (df_chain_create_bb_process_use): Likewise.
11680 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
11682 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
11683 (df_ref_create_structure, df_def_record_1): Likewise.
11684 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
11685 (df_notes_rescan): Change 0 to VOIDmode in function call.
11686 (df_get_call_refs, df_insn_refs_collect): Likewise.
11687 (df_bb_regs_collect): Likewise.
11688 (df_entry_block_defs_collect): Likewise.
11689 (df_exit_block_uses_collect): Likewise.
11690 * df.h: Update declarations.
11691 * double-int.c (double_int_divmod): Add cast to enum type.
11692 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
11693 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
11694 (based_loc_descr): Likewise.
11695 (loc_descriptor_from_tree_1): Change first_op and second_op to
11696 enum dwarf_location_atom. Add cast to enum type.
11697 * expmed.c (init_expmed): Change 0 to SET in function call.
11698 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
11699 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
11700 (do_store_flag): Likewise.
11701 * fixed-value.h (struct fixed_value): Change mode to enum
11703 * function.c (assign_parms): Change 0 to VOIDmode in function call.
11704 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
11706 (insert_insn_decl, insert_decl, insert_state): Likewise.
11707 (automata_list_finish): Likewise.
11708 * genrecog.c (process_define_predicate): Add cast to enum type.
11709 * gensupport.c (init_predicate_table): Add cast to enum type.
11710 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
11712 (gimple_build_call_1, gimple_build_label): Likewise.
11713 (gimple_build_goto, gimple_build_asm_1): Likewise.
11714 (gimple_build_switch_1, gimple_build_cdt): Likewise.
11715 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
11716 (enum fallback): Rename from enum fallback_t.
11717 (fallback_t): Typedef as int.
11718 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
11719 GSI_SAME_STMT in function call.
11720 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
11722 (setup_reg_class_relations): Likewise.
11723 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
11724 (setup_prohibited_class_mode_regs): Add cast to enum type.
11725 (setup_prohibited_mode_move_regs): Likewise.
11726 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
11727 (record_address_regs): Change i to enum reg_class.
11728 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
11729 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
11730 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
11731 (GET_MODE_2XWIDER_MODE): Likewise.
11732 (GET_CLASS_NARROWEST_MODE): Likewise.
11733 * omp-low.c (expand_omp_for): Add cast to enum type.
11734 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
11735 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
11736 * postreload.c (reload_cse_simplify_operands): Change rclass local
11738 * predict.c (combine_predictions_for_insn): Change best_predictor
11739 and predictor to enum br_predictor.
11740 (combine_predictions_for_bb): Likewise.
11741 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
11742 use SET_PREDICT_EXPR_OUTCOME.
11743 * real.c (real_arithmetic): Change icode to code in function call.
11744 * reginfo.c (init_move_cost): Add casts to enum type.
11745 (init_reg_sets_1, init_fake_stack_mems): Likewise.
11746 * regmove.c (regclass_compatible_p): Change class0 and class1 to
11748 * reload.c (find_valid_class): Add casts to enum type.
11749 (push_reload): Change 0 to NO_REGS in function call.
11750 (find_reloads): Change this_alternative to array of enum
11751 reg_class. Remove some now-unnecessary casts.
11752 (make_memloc): Change 0 to VOIDmode in function call.
11753 * reload1.c (reload): Change 0 to VOIDmode in function call.
11754 (eliminate_regs_1, elimination_effects): Likewise.
11755 (eliminate_regs_in_insn): Likewise.
11756 (emit_input_reload_insns): Add cast to enum type.
11757 (delete_output_reload): Change 0 to VOIDmode in function call.
11758 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
11759 to enum type in function call.
11760 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
11761 (SET_PREDICT_EXPR_OUTCOME): Define.
11762 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
11763 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
11764 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
11765 (dump_function): Likewise.
11766 * tree-dump.h: Update declarations.
11767 * tree-pass.h: Update declarations.
11768 * varasm.c (assemble_integer): Change mclass to enum mode_class.
11769 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
11771 (arm_rtx_costs_1): Correct parenthesization.
11772 (arm_rtx_costs): Add casts to enum type.
11773 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
11774 (vfp_emit_fstmd): Use add_rg_note.
11775 (emit_multi_reg_push, emit_sfm): Likewise.
11776 (thumb_set_frame_pointer): Likewise.
11777 (arm_expand_prologue): Likewise.
11778 (arm_regno_class): Change return type to enum reg_class.
11779 (thumb1_expand_prologue): Use add_reg_note.
11780 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
11781 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
11783 * config/arm/gentune.sh: Add cast to enum type.
11784 * config/arm/arm-tune.md: Rebuild.
11785 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
11786 (ix86_split_fp_branch, predict_jump): Likewise.
11787 (ix86_expand_multi_arg_builtin): Change sub_code from enum
11788 insn_code to enum rtx_code.
11789 (ix86_builtin_vectorized_function): Add cast to enum type.
11790 * config/i386/i386.md (truncdfsf2): Change slot to enum
11792 (truncxf<mode>2, isinf<mode>2): Likewise.
11793 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
11795 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
11796 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
11797 (insert_bundle_state): Change 1 to INSERT in function call.
11798 (ia64_add_bundle_selector_before): Likewise.
11799 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
11800 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
11801 (restore_stack_nonlocal): Likewise.
11802 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
11804 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
11806 (mips_rtx_costs): Likewise.
11807 (mips_override_options): Add casts to enum type.
11808 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
11810 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
11811 (store_reg, set_reg_plus_d): Likewise.
11812 (hppa_expand_prologue, hppa_profile_hook): Likewise.
11813 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
11815 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
11817 (emit_unlikely_jump): Use add_reg_note.
11818 (rs6000_emit_allocate_stack): Likewise.
11819 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
11820 (output_toc): Change 1 to INSERT in function call.
11821 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
11822 (rs6000_initialize_trampoline): Likewise.
11823 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
11825 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
11826 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
11827 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
11828 (save_gprs): Use add_reg_note.
11829 (s390_emit_prologue): Likewise.
11830 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11831 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
11832 (sparc_fold_builtin): Add cast to enum type.
11833 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
11835 (spu_expand_prologue): Use add_reg_note.
11836 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
11838 2009-04-20 Ian Lance Taylor <iant@google.com>
11840 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
11841 (c_parser_postfix_expression_after_primary): Get VEC for list of
11842 arguments. Get original types of arguments. Call
11843 build_function_call_vec.
11844 (cached_expr_list_1, cached_expr_list_2): New static variables.
11845 (c_parser_expr_list): Change return type to VEC *. Add
11846 p_orig_types parameter. Change all callers.
11847 (c_parser_release_expr): New static function.
11848 (c_parser_vec_to_tree_list): New static function.
11849 * c-typeck.c (build_function_call): Rewrite to build a VEC and
11850 call build_function_call_vec.
11851 (build_function_call_vec): New function, based on old
11852 build_function_call.
11853 (convert_arguments): Remove nargs and argarray parameters. Change
11854 values to a VEC. Add origtypes parameter.
11855 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
11856 (convert_for_assignment): Add origtype parameter. Change all
11857 callers. If warn_cxx_compat, check for conversion to an enum
11858 type when calling a function.
11859 (store_init_value): Add origtype parameter. Change all callers.
11860 (digest_init): Likewise.
11861 (struct init_node): Add origtype field.
11862 (add_pending_init): Add origtype parameter. Change all callers.
11863 (output_init_element): Likewise.
11864 (output_pending_init_elements): Pass origtype from init_node to
11865 output_init_element.
11866 (process_init_element): Pass origtype from c_expr to
11867 output_init_element.
11868 (c_finish_return): Add origtype parameter. Change all callers.
11869 * c-common.c (sync_resolve_size): Change params to VEC *. Change
11871 (sync_resolve_params): Likewise.
11872 (sync_resolve_return): Change params to first_param. Change caller.
11873 (resolve_overloaded_builtins): Change params to VEC *. Change
11874 callers. Save first parameter around call to build_function_call_vec.
11875 * c-decl.c (finish_decl): Add origtype parameter. Change all
11876 callers. Call build_function_call_vec rather than
11877 build_function_call for cleanup.
11878 * c-tree.h: Update declarations.
11879 * c-common.h: Update declarations.
11880 * stub-objc.c (objc_rewrite_function_call): Change parameter from
11881 params to first_param.
11882 * target.h (struct gcc_target): Change resolve_overloaded_builtin
11883 params parameter from tree to void *.
11884 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11885 Change arglist parameter to have type void *, and to be a pointer
11887 * config/rs6000/rs6000-protos.h
11888 (altivec_resolve_overloaded_builtin): Update declaration.
11889 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
11890 fnargs parameter to have type void *, and to be a pointer to a
11891 VEC. Call build_function_call_vec instead of
11892 build_function_call.
11893 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
11895 2009-04-20 Joey Ye <joey.ye@intel.com>
11896 Xuepeng Guo <xuepeng.guo@intel.com>
11897 H.J. Lu <hongjiu.lu@intel.com>
11899 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
11901 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
11902 (IX86_LEA_PRIORITY): Likewise.
11903 (distance_non_agu_define): New function.
11904 (distance_agu_use): Likewise.
11905 (ix86_lea_for_add_ok): Likewise.
11906 (ix86_dep_by_shift_count): Likewise.
11908 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
11909 should split for LEA.
11911 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
11913 (ix86_dep_by_shift_count): Likewise.
11915 2009-04-20 Richard Guenther <rguenther@suse.de>
11917 * expr.c (handled_component_p): Move ...
11918 * tree.h (handled_component_p): ... here.
11919 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
11920 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
11921 and REALPART_EXPR to be in one group.
11923 2009-04-20 Richard Guenther <rguenther@suse.de>
11925 * basic-block.h (get_all_dominated_blocks): Declare.
11926 * dominance.c (get_all_dominated_blocks): New function.
11927 * tree-cfg.c (get_all_dominated_blocks): Remove.
11928 (remove_edge_and_dominated_blocks): Adjust.
11929 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
11930 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
11931 instead of recursing.
11933 2009-04-20 Doug Kwan <dougkwan@google.com>
11935 * cgraph.h (cgraph_node_ptr): New type for vector functions.
11936 (struct cgraph_node_set_def): New type.
11937 (cgraph_node_set) New type. Also declare vector functions.
11938 (struct cgraph_node_set_element_def): New type.
11939 (cgraph_node_set_element): Ditto.
11940 (cgraph_node_set_iterator): New iterator type.
11941 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
11942 cgraph_node_set_remove, dump_cgraph_node_set,
11943 debug_cgraph_node_set): New prototypes.
11944 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
11945 cgraph_node_set_size): New inlines.
11946 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
11947 including cgraph.h.
11948 (struct ipa_opt_pass): Add struct cgraph_node_set_def
11949 argument to function 'write_summary'.
11950 * ipa.c: Include ggc.h.
11951 (hash_cgraph_node_set_element,
11952 eq_cgraph_node_set_element, cgraph_node_set_new,
11953 cgraph_node_set_add, cgraph_node_set_remove,
11954 cgraph_node_set_find, dump_cgraph_node_set,
11955 debug_cgraph_node_set): New functions.
11956 * Makefile.in (ipa.o): Add dependency on GGC_H.
11958 2009-04-20 Ira Rosen <irar@il.ibm.com>
11960 PR tree-optimization/39675
11961 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
11962 check of the return code of vect_schedule_slp. Check that
11963 stmt_vec_info still exists for the statement, before checking its
11964 vectorization type.
11966 2009-04-20 Michael Matz <matz@suse.de>
11968 * Makefile.in (generated_files): Take out $(simple_generated_c).
11970 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
11972 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
11973 (UINTPTR_TYPE): Likewise.
11975 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11978 * c-typeck.c (digest_init): Check for initializing an array with a
11981 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11984 * c-semantics.c (pop_stmt_list): Propagate
11985 STATEMENT_LIST_HAS_LABEL to parent statement list.
11987 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
11989 * config/mips/mips.h (mips_tune_attr): New macro.
11990 * config/mips/mips.md (cpu): Use it.
11992 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11995 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
11998 2009-04-19 Diego Novillo <dnovillo@google.com>
12000 * toplev.c (compile_file): Move call to coverage_finish ...
12001 * cgraphunit.c (ipa_passes): ... here.
12002 Call cgraph_process_new_functions.
12003 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
12004 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
12006 2009-04-19 Jan Hubicka <jh@suse.cz>
12008 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
12010 (dump_cgraph_node): Dump can throw external flag.
12011 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
12013 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
12017 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
12018 * common.opt (Wlogical-op): Move from here...
12019 * c.opt (Wlogical-op): ... to here.
12020 * c-typeck.c (parser_build_binary_op): Update call to
12021 warn_logical_operator.
12022 * c-opts.c (c_common_post_options): Enable warn_logical_op with
12024 * c-common.c (warn_logical_op): Update.
12025 * c-common.h (warn_logical_op): Update declaration.
12027 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
12029 * tree.c (protected_set_expr_location): Fix formatting.
12031 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12034 * c-typeck.c (readonly_warning): new.
12035 (build_unary_op, build_modify_expr): Use readonly_warning for
12036 storing into something readonly but not const-qualified.
12038 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12041 * c-typeck.c (build_unary_op): Check for taking address of
12042 expression of type void.
12044 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12047 * c-typeck.c (build_function_call): Check for calling a function
12048 with qualified void return types. Call require_complete_type when
12051 2009-04-18 Jan Hubicka <jh@suse.cz>
12053 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
12055 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
12056 can_throw_external flag.
12057 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
12058 * ipa-pure-const.c (ignore_edge): New function.
12059 (propagate): Compute order for NOTHROW computation; set NOTHROWs
12060 only over can_throw_external edges.
12061 (local_pure_const): Add nothrow flag.
12062 * ipa-utils.c (searchc): Add ignore_edge callback.
12063 (ipa_utils_reduced_inorder): Add ignore_edge callback.
12064 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
12065 (set_nothrow_function_flags): Update cgraph.
12066 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
12068 2009-04-18 Richard Guenther <rguenther@suse.de>
12070 PR middle-end/39804
12071 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
12072 (fold_stmt): ... this and ...
12073 (fold_stmt_inplace): ... this.
12074 (fold_stmt_1): Fold references in calls and asms.
12075 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
12077 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12079 * tree-vrp.c (ssa_name_nonzero_p): Remove.
12080 * tree.h: Remove the prototype for ssa_name_nonzero_p.
12082 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12084 * tree.c (function_args_count): Remove.
12085 * tree.h: Remove the prototype for function_args_count.
12087 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12089 * tree-iterator.c (expr_only): Remove.
12090 * tree.h: Remove the prototype for expr_only.
12092 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12094 * reginfo.c (cannot_change_mode_set_regs): Remove.
12095 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
12097 2009-04-08 Anatoly Sokolov <aesok@post.ru>
12099 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
12100 whether operands 0 and 1 overlaps.
12102 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
12104 PR middle-end/36902
12105 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
12106 pointer. Use warning_at instead of warning.
12107 (search_for_addr_array): Likewise.
12108 (check_array_bounds): Likewise.
12109 (check_all_array_refs): Check that the incoming edge is not in the
12110 list of edges to be removed.
12111 (check_all_array_refs): Avoid the temporal pointer.
12112 (vrp_visit_cond_stmt): Fix typo.
12113 (simplify_switch_using_ranges): Handle the case where the switch
12114 index is an integer constant.
12116 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
12118 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
12120 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12122 * doc/extend.texi, doc/invoke.texi: Fix typos.
12124 2009-04-17 Cary Coutant <ccoutant@google.com>
12126 * tree-flow-inline.h (get_lineno): Fix inverted test.
12128 2009-04-17 Diego Novillo <dnovillo@google.com>
12130 * tree-ssa-pre.c (create_expression_by_pieces): Remove
12131 assertion for AVAIL_OUT.
12133 2009-04-17 Mike Frysinger <vapier@gentoo.org>
12136 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
12137 * config/sh/linux-atomic.asm: Likewise.
12139 2009-04-17 Diego Novillo <dnovillo@google.com>
12141 * except.c (debug_eh_tree): New.
12142 (struct eh_region, struct eh_status): Move ...
12143 * except.h: ... here.
12144 (add_type_for_runtime): Declare extern.
12145 (lookup_type_for_runtime): Likewise.
12146 (debug_eh_tree): Declare.
12147 * Makefile.in (GTFILES): List except.h before except.c
12149 2009-04-17 Diego Novillo <dnovillo@google.com>
12151 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
12152 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
12153 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
12154 (find_vars_r): ... here.
12155 * tree-flow.h (find_referenced_vars_in): Declare.
12156 * tree-ssa-pre.c (create_expression_by_pieces): Assert
12157 that AVAIL_OUT exists for BLOCK.
12158 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
12159 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
12160 (tree-parloops.o): Likewise.
12162 2009-04-17 Simon Baldwin <simonb@google.com>
12164 * toplev.c (default_tree_printer): Add handling for %E format.
12166 2009-04-17 Diego Novillo <dnovillo@google.com>
12168 * tree-pretty-print.c (dump_generic_node): Add break after
12169 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
12170 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
12171 FUNCTION_TYPE together. Call print_struct_decl when printing
12172 structures and TDF_SLIM is not given.
12173 (print_struct_decl): Fix logic for detecting recursion.
12175 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12178 * gcc.c (create_at_file): New.
12179 (compile_input_file_p): New.
12180 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
12181 * main.c (main): Update call to toplev_main.
12182 * toplev.c (toplev_main): Change signature. Call expandargv.
12183 * toplev.h (toplev_main): Change signature.
12185 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12187 * dwarf2out.c (field_byte_offset): Use the type size as the field size
12188 if the latter is not constant.
12190 2009-04-17 David Edelsohn <edelsohn@gnu.org>
12192 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
12194 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12196 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
12197 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
12199 2009-04-17 Richard Guenther <rguenther@suse.de>
12201 * tree-ssa-structalias.c (get_constraint_for_component_ref):
12202 Handle component references view-converting an invariant address.
12204 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
12206 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
12207 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
12208 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
12209 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
12210 Use @deftypevr rather than @deftypevar.
12212 2009-04-17 Richard Guenther <rguenther@suse.de>
12214 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
12215 (get_prop_source_stmt): Likewise.
12216 (can_propagate_from): Likewise.
12218 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
12220 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
12221 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
12222 (--with-multilib-list): Add default value.
12223 * configure: Regenerate.
12224 * Makefile.in (TM_ENDIAN_CONFIG): Define.
12225 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
12226 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
12227 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
12228 Don't add default cpu to multilib list unnecessarily, but do enable
12229 the relevant compiler option..
12230 Add support for --with-multilib-list=<blank> and
12231 --with-multilib-list=!<somelib> to supress unwanted multilibs.
12232 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
12233 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
12234 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
12235 TM_MULTILIB_CONFIG.
12236 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
12237 (MULTILIB_OSDIRNAMES): New variable.
12238 * config/sh/t-1e: Delete file.
12239 * config/sh/t-mlib-sh1: Delete file.
12240 * config/sh/t-mlib-sh2: Delete file.
12241 * config/sh/t-mlib-sh2a: Delete file.
12242 * config/sh/t-mlib-sh2a-nofpu: Delete file.
12243 * config/sh/t-mlib-sh2a-single: Delete file.
12244 * config/sh/t-mlib-sh2a-single-only: Delete file.
12245 * config/sh/t-mlib-sh2e: Delete file.
12246 * config/sh/t-mlib-sh3e: Delete file.
12247 * config/sh/t-mlib-sh4: Delete file.
12248 * config/sh/t-mlib-sh4-nofpu: Delete file.
12249 * config/sh/t-mlib-sh4-single: Delete file.
12250 * config/sh/t-mlib-sh4-single-only: Delete file.
12251 * config/sh/t-mlib-sh4a: Delete file.
12252 * config/sh/t-mlib-sh4a-nofpu: Delete file.
12253 * config/sh/t-mlib-sh4a-single: Delete file.
12254 * config/sh/t-mlib-sh4a-single-only: Delete file.
12255 * config/sh/t-mlib-sh4al: Delete file.
12256 * config/sh/t-mlib-sh5-32media: Delete file.
12257 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
12258 * config/sh/t-mlib-sh5-64media: Delete file.
12259 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
12260 * config/sh/t-mlib-sh5-compact: Delete file.
12261 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
12262 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
12263 * doc/install.texi (Options specification): Add
12264 --with-multilib-list and --with-endian.
12266 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12268 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
12270 (OBJS-common): Add plugin-version.o.
12271 (plugin-version.o): New.
12272 * gcc-plugin.h (plugin_gcc_version): New.
12273 (plugin_default_version_check): New.
12274 (plugin_init_func, plugin_init): Add version argument.
12275 * plugin-version.c: New.
12276 * plugin.c (str_plugin_gcc_version_name): New.
12277 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
12278 pass it to the init function.
12279 (plugin_default_version_check): New.
12281 2009-04-17 Richard Guenther <rguenther@suse.de>
12283 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
12284 for decl-vs-decl disambiguation.
12286 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
12288 * config/s390/s390.h (s390_tune_attr): New macro definition.
12289 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
12291 2009-04-17 Richard Guenther <rguenther@suse.de>
12293 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
12294 (fold_stmt_r): Likewise.
12295 (maybe_fold_reference): New function.
12296 (fold_gimple_assign): Handle cases fold_stmt_r did.
12297 (fold_stmt): Do not use fold_stmt_r.
12298 (fold_stmt_inplace): Likewise.
12300 2009-04-17 Richard Guenther <rguenther@suse.de>
12302 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
12303 (record_equivalences_from_stmt): Remove useless checks and
12305 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
12306 the type is already suitable.
12308 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
12310 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
12312 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
12314 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
12315 (CMPtype): Define as __gcc_CMPtype.
12317 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
12319 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
12320 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
12322 2009-04-17 Richard Guenther <rguenther@suse.de>
12324 PR tree-optimization/39746
12325 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
12326 special-casing for builtins and static variable use/def.
12327 (call_may_clobber_ref_p_1): Likewise.
12329 2009-04-16 Ian Lance Taylor <iant@google.com>
12331 * df.h: Include "timevar.h".
12332 (struct df_problem): Change tv_id field to timevar_id_t.
12333 * tree-pass.h: Include "timevar.h".
12334 (struct opt_pass): Change tv_id field to timevar_id_t.
12335 * timevar.h (timevar_id_t): Define TV_NONE.
12336 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
12337 TV_NONE rather than tv_id != 0.
12338 (execute_one_pass): Likewise.
12339 * Makefile.in (DF_H): Add $(TIMEVAR_H).
12340 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
12341 dependencies to $(TREE_PASS_H).
12342 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
12344 (pass_branch_target_load_optimize2): Likewise.
12345 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
12346 (pass_outof_cfg_layout_mode): Likewise.
12347 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
12348 (pass_rebuild_cgraph_edges): Likewise.
12349 (pass_remove_cgraph_callee_edges): Likewise.
12350 * df-core.c (pass_df_initialize_opt): Likewise.
12351 (pass_df_initialize_no_opt): Likewise.
12352 (pass_df_finish): Likewise.
12353 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
12354 * except.c (pass_set_nothrow_function_flags): Likewise.
12355 (pass_convert_to_eh_region_ranges): Likewise.
12356 * final.c (pass_compute_alignments): Likewise.
12357 * function.c (pass_instantiate_virtual_regs): Likewise.
12358 (pass_init_function): Likewise.
12359 (pass_leaf_regs): Likewise.
12360 (pass_match_asm_constraints): Likewise.
12361 * gimple-low.c (pass_lower_cf): Likewise.
12362 (pass_mark_used_blocks): Likewise.
12363 * init-regs.c (pass_initialize_regs): Likewise.
12364 * integrate.c (pass_initial_value_sets): Likewise.
12365 * ira.c (pass_ira): Likewise.
12366 * jump.c (pass_cleanup_barriers): Likewise.
12367 * omp-low.c (pass_expand_omp): Likewise.
12368 (pass_lower_omp): Likewise.
12369 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
12370 * recog.c (pass_split_all_insns): Likewise.
12371 (pass_split_after_reload): Likewise.
12372 (pass_split_before_regstack): Likewise.
12373 (pass_split_before_sched2): Likewise.
12374 (pass_split_for_shorten_branches): Likewise.
12375 * reginfo.c (pass_reginfo_init): Likewise.
12376 (pass_subregs_of_mode_init): Likewise.
12377 (pass_subregs_of_mode_finish): Likewise.
12378 * passes.c (pass_postreload): Likewise.
12379 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
12380 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
12381 (pass_warn_function_return): Likewise.
12382 (pass_warn_function_noreturn): Likewise.
12383 * tree-complex.c (pass_lower_complex): Likewise.
12384 (pass_lower_complex_O0): Likewise.
12385 * tree-if-conv.c (pass_if_conversion): Likewise.
12386 * tree-into-ssa.c (pass_build_ssa): Likewise.
12387 * tree-mudflap.c (pass_mudflap_1): Likewise.
12388 (pass_mudflap_2): Likewise.
12389 * tree-nomudflap.c (pass_mudflap_1): Likewise.
12390 (pass_mudflap_2): Likewise.
12391 * tree-nrv.c (pass_return_slot): Likewise.
12392 * tree-object-size.c (pass_object_sizes): Likewise.
12393 * tree-optimize.c (pass_all_optimizations): Likewise.
12394 (pass_early_local_passes): Likewise.
12395 (pass_all_early_optimizations): Likewise.
12396 (pass_cleanup_cfg): Likewise.
12397 (pass_cleanup_cfg_post_optimizing): Likewise.
12398 (pass_free_datastructures): Likewise.
12399 (pass_free_cfg_annotations): Likewise.
12400 (pass_fixup_cfg): Likewise.
12401 (pass_init_datastructures): Likewise.
12402 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
12403 (pass_late_warn_uninitialized): Likewise.
12404 (pass_update_address_taken): Likewise.
12405 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
12406 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
12407 (pass_cse_sincos): Likewise.
12408 (pass_convert_to_rsqrt): Likewise.
12409 * tree-ssa-structalias.c (pass_build_alias): Likewise.
12410 * tree-stdarg.c (pass_stdarg): Likewise.
12411 * tree-tailcall.c (pass_tail_recursion): Likewise.
12412 (pass_tail_calls): Likewise.
12413 * tree-vect-generic.c (pass_lower_vector): Likewise.
12414 (pass_lower_vector_ssa): Likewise.
12415 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
12417 2009-04-16 Joseph Myers <joseph@codesourcery.com>
12419 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
12421 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
12423 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
12424 logical and signext.
12426 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
12429 * config/sh/predicates.md (arith_operand): Check if the operand
12430 of TRUNCATE is a REG.
12432 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12434 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12435 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12437 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12439 * tree-iterator.c (tsi_split_statement_list_after,
12440 tsi_split_statement_list_before): Remove.
12441 * tree-iterator.h: Remove the prototypes for
12442 tsi_split_statement_list_after and tsi_split_statement_list_before.
12444 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12446 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
12447 * tree-ssa-propagate.h: Remove the prototype for
12448 stmt_makes_single_load.
12450 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12452 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
12453 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
12455 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12457 * tree-iterator.c (EXPR_LAST_BODY): Remove.
12459 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12461 * except.c (eh_region_outer_p): Remove.
12462 * except.h: Remove the prototype for eh_region_outer_p.
12464 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12466 * function.c (current_function_assembler_name): Remove.
12467 * function.h: Remove the prototype for
12468 current_function_assembler_name.
12470 2009-04-16 Ian Lance Taylor <iant@google.com>
12472 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
12473 (add_reg_note): Call alloc_reg_note.
12474 * rtl.h (alloc_reg_note): Declare.
12475 * combine.c (try_combine): Use alloc_reg_note.
12476 (recog_for_combine, move_deaths): Likewise.
12477 (distribute_notes): Use alloc_reg_note and add_reg_note.
12478 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
12479 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
12480 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
12482 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
12484 PR rtl-optimization/39762
12485 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
12486 ira_may_move_out_cost): Add comments about way of their usage.
12487 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
12489 * ira-conflicts.c (process_regs_for_copy): Use function
12490 ira_get_register_move_cost instead of global
12491 ira_register_move_cost.
12493 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
12494 color_pass, move_spill_restore, update_curr_costs): Ditto.
12496 * ira-lives.c (process_single_reg_class_operands): Ditto.
12498 * ira-emit.c (emit_move_list): Ditto.
12500 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
12501 (record_reg_classes): Ditto. Use functions
12502 ira_get_register_move_cost and ira_get_may_move_cost instead of
12503 global vars ira_register_move_cost, ira_may_move_out_cost and
12504 ira_may_move_in_cost.
12505 (record_address_regs): Don't call ira_init_register_move_cost.
12506 Use function ira_get_may_move_cost instead of global
12507 ira_may_move_in_cost.
12508 (process_bb_node_for_hard_reg_moves): Use function
12509 ira_get_register_move_cost instead of global ira_register_move_cost.
12510 (ira_costs): Don't call ira_init_register_move_cost.
12512 2009-04-16 Richard Guenther <rguenther@suse.de>
12514 * tree-cfg.c (verify_gimple_assign_binary):
12515 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
12516 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
12517 (create_general_new_stmt): Note that this function is broken.
12519 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12521 * common.opt (fhelp): Add Var(help_flag).
12522 * gcc-plugin.h (plugin_info): Add help.
12523 * plugin.c (plugin_name_args): Add help.
12524 (register_plugin_info): Set plugin->help.
12525 (print_help_one_plugin): New.
12526 (print_plugins_help): New.
12527 * plugin.h (print_plugins_help): New.
12528 * toplev.c (toplev_main): Call print_plugins_help if needed.
12530 2009-04-16 Richard Guenther <rguenther@suse.de>
12532 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
12533 (gimple_ior_addresses_taken_1): New function.
12534 (gimple_ior_addresses_taken): Likewise.
12535 * gimple.h (struct gimple_statement_with_ops_base): Remove
12536 addresses_taken member.
12537 (gimple_ior_addresses_taken): Declare.
12538 (gimple_addresses_taken, gimple_addresses_taken_ptr,
12539 gimple_set_addresses_taken): Remove.
12540 * ipa-reference.c (mark_address): New function.
12541 (scan_stmt_for_static_refs): Use it for marking addresses taken.
12542 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
12543 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
12544 (gimple_add_to_addresses_taken): Remove.
12545 (get_tmr_operands): Call mark_address_taken.
12546 (get_asm_expr_operands): Likewise.
12547 (get_expr_operands): Likewise.
12548 (build_ssa_operands): Do not clear the addresses_taken bitmap.
12549 (free_stmt_operands): Do not free it.
12550 * tree-ssa.c (delete_tree_ssa): Likewise.
12551 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
12553 2009-04-16 Richard Guenther <rguenther@suse.de>
12555 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
12556 (walk_stmt_load_store_ops): Likewise.
12557 * gimple.c (get_base_loadstore): New function.
12558 (walk_stmt_load_store_addr_ops): Likewise.
12559 (walk_stmt_load_store_ops): Likewise.
12560 * ipa-pure-const.c (check_op): Simplify.
12561 (check_load, check_store): New functions.
12562 (check_stmt): Use walk_stmt_load_store_ops.
12563 * ipa-reference.c (mark_load): Adjust signature.
12564 (mark_store): Likewise.
12565 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
12567 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12569 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
12570 (plugin_info): New.
12571 * opts.c (common_handle_option): Don't call print_version.
12572 * plugin.c (plugin_name_args): Add version.
12573 (register_plugin_info): New.
12574 (register_callback): Handle PLUGIN_INFO.
12575 (try_init_one_plugin): New.
12576 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
12578 (finalize_one_plugin): New.
12579 (finalize_plugins): New.
12580 (print_one_plugin): New.
12581 (print_plugins_versions): New.
12582 * plugin.h (print_plugins_versions): New.
12583 (finalize_plugins): New.
12584 * toplev.c (compile_file): Don't call initialize_plugins.
12585 (print_version): Call print_plugins_versions.
12586 (toplev_main): Call initialize_plugins. Print version if needed.
12587 Call finalize_plugins.
12589 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12591 * common.opt (fversion): New.
12592 * gcc.c (print_version): New.
12593 (process_command): Don't print the version. Just set print_version.
12594 (main): Print version. Call subprocesses if print_version and
12595 verbose_flag are set.
12596 * opts.c (common_handle_option): Handle OPT_fversion.
12598 2009-04-16 Richard Guenther <rguenther@suse.de>
12599 Ira Rosen <irar@il.ibm.com>
12601 PR tree-optimization/39698
12602 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
12603 type of the reduction variable. Only generate the def if
12606 * omp-low.c (expand_omp_for_generic): When converting to a pointer
12607 make sure to first convert to an integer of the same precision.
12608 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
12609 the type of the evolution correctly in computing the new
12610 induction variable base.
12612 2009-04-16 Richard Guenther <rguenther@suse.de>
12614 PR middle-end/39625
12615 * tree-cfg.c (make_blocks): Split statements with to-be
12616 abnormal SSA names on the lhs.
12618 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
12620 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
12621 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
12622 * c-typeck.c (really_start_incremental_init): Likewise.
12623 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
12624 (TARGET_INITIALIZER): Remove it.
12625 * target.h (struct target): Remove vector_opaque_p.
12626 * tree.c (build_opaque_vector_type): New.
12627 * tree.h (TYPE_VECTOR_OPAQUE): New.
12628 (build_opaque_vector_type): Declare.
12629 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
12630 * config/rs6000/rs6000.c (build_opaque_vector_type,
12631 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
12632 (rs6000_init_builtins): Use build_opaque_vector_type for
12633 opaque_V4SI_type_node.
12635 2009-04-15 Catherine Moore <clm@codesourcery.com>
12637 * debug.h (set_name): Declare.
12638 * dwarf2out.c (dwarf2out_set_name): Declare.
12639 (dwarf2_debug_hooks): Add set_name.
12640 (find_AT_string): New.
12641 (add_AT_string): Call find_AT_string.
12642 (dwarf2out_set_name): New.
12643 * cp/decl.c (grokdeclarator): Call set_name.
12644 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
12645 * debug.c (do_nothing_debug_hooks): Likewise.
12646 * dbxout.c (dbx_debug_hooks): Likewise.
12647 * sdbout.c (sdb_debug_hooks): Likewise.
12649 2009-04-15 Michael Eager <eager@eagercon.com>
12651 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
12652 reg for single-precision FPU.
12653 * config/rs6000/rs6000.md (movsi_internal1): Only for
12654 !TARGET_SINGLE_FPU.
12655 (movsi_internal1_single): New. Add pattern to move SI values to/from
12656 single-precision FP regs.
12658 2009-04-15 Richard Guenther <rguenther@suse.de>
12660 * omp-low.c (lower_rec_input_clauses): Build correct address
12662 (expand_omp_for_generic): Fix multiplication type.
12663 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
12664 (generate_memset_zero): Fix types.
12665 * tree-profile.c (prepare_instrumented_value): Correctly
12668 2009-04-15 Ian Lance Taylor <iant@google.com>
12670 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
12671 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
12672 for -Wall and for -Wc++-compat.
12673 (c_common_post_options): For C++, set warn_enum_compare if not
12675 * c-tree.h (struct c_expr): Add field original_type.
12676 (build_external_ref): Update declaration.
12677 * c-parser.c (c_parser_braced_init): Set original_type.
12678 (c_parser_initelt): Likewise.
12679 (c_parser_expr_no_commas): Likewise.
12680 (c_parser_conditional_expression): Likewise.
12681 (c_parser_cast_expression): Likewise.
12682 (c_parser_unary_expression): Likewise. Pull setting of
12683 original_code to top of function.
12684 (c_parser_sizeof_expression): Set original_type.
12685 (c_parser_alignof_expression): Likewise.
12686 (c_parser_postfix_expression): Likewise. Pull setting of
12687 original_code to top of function.
12688 (c_parser_postfix_expression_after_paren_type): Set original_type.
12689 (c_parser_postfix_expression_after_primary): Likewise.
12690 (c_parser_expression): Likewise.
12691 * c-typeck.c (build_external_ref): Add type parameter. Change all
12693 (c_expr_sizeof_expr): Set original_type field.
12694 (parser_build_unary_op): Likewise.
12695 (parser_build_binary_op): Likewise. Optionally warn about
12696 comparisons of enums of different types.
12697 (digest_init): Set original_type field.
12698 (really_start_incremental_init): Likewise.
12699 (push_init_level, pop_init_level): Likewise.
12700 * doc/invoke.texi (Warning Options): -Wenum-compare now
12703 2009-04-15 Richard Guenther <rguenther@suse.de>
12705 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
12706 out a necessary conversion.
12707 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
12708 names we didn't value number.
12709 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
12711 2009-04-15 Richard Guenther <rguenther@suse.de>
12713 PR tree-optimization/39764
12714 * tree-ssa-ccp.c (get_value): Canonicalize value with
12715 canonicalize_float_value.
12717 2009-04-15 Jan Hubicka <jh@suse.cz>
12719 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
12720 Wrong version of patch.
12722 2009-04-15 Jan Hubicka <jh@suse.cz>
12724 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
12726 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
12728 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
12729 our distinct integral and vector types.
12731 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
12733 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
12734 * init.c (build_vtbl_address): Remove call to assemble_external.
12736 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
12738 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
12739 output for other floating point modes.
12741 2009-04-14 Diego Novillo <dnovillo@google.com>
12743 * diagnostic.c (diagnostic_report_diagnostic): Do not
12744 warn about loaded plugins for DK_ERROR and DK_WARNING.
12745 * c-decl.c (declspecs_add_type): Move call to
12746 invoke_plugin_callbacks ...
12747 * c-parser.c (c_parser_declspecs): ... here.
12748 * plugin.c (dump_active_plugins): Tidy output.
12750 2009-04-14 Diego Novillo <dnovillo@google.com>
12751 Le-Chun Wu <lcwu@google.com>
12753 * configure.ac: Add --enable-plugin support.
12754 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
12755 * Makefile.in (PLUGIN_H): Define.
12756 Export ENABLE_PLUGIN and GMPINC to site.exp.
12757 Add PLUGINLIBS to link command.
12758 Add/modify dependencies for plugin.o and files including plugin.h.
12760 * config.in: Regenerate.
12762 * opts.c (common_handle_option): Handle OPT_fplugin_ and
12765 2009-04-14 Le-Chun Wu <lcwu@google.com>
12767 * tree-pass.h (register_one_dump_file): Add a prototype for
12768 register_one_dump_file.
12769 * toplev.c (compile_file): Call initialize_plugins.
12770 (do_compile): Call invoke_plugin_callbacks.
12771 (toplev_main): Call invoke_plugin_callbacks.
12772 * common.opt: Add -fplugin= and -fplugin-arg-.
12773 * gcc-plugin.h: New public header file for plugins to include.
12774 * plugin.c: New source file.
12775 * plugin.h: New internal header file.
12776 * passes.c (register_one_dump_file): Make it external.
12778 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
12780 2009-04-14 Diego Novillo <dnovillo@google.com>
12782 * doc/plugins.texi: New.
12783 * doc/gccint.texi: Add reference to Plugins chapter.
12784 * doc/invoke.texi: Document -fplugin and -fplugin-arg
12785 * diagnostic.c (diagnostic_report_diagnostic): Warn about
12786 loaded plugins, if any.
12787 * timevar.def (TV_PLUGIN_INIT): Define.
12788 (TV_PLUGIN_RUN): Define.
12789 * plugin.c: Include timevar.h
12790 (plugins_active_p): New.
12791 (dump_active_plugins): New.
12792 (debug_active_plugins): New.
12794 2009-04-14 Joseph Myers <joseph@codesourcery.com>
12796 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
12798 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
12800 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
12802 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
12803 the same as a minus without a shift.
12805 2009-04-14 Nick Clifton <nickc@redhat.com>
12807 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
12808 comparisons with small integers will always produce a short
12811 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
12814 2008-12-19 Diego Novillo <dnovillo@google.com>
12816 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
12818 2009-04-14 Richard Guenther <rguenther@suse.de>
12820 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
12822 (verify_gimple_assign_binary): Likewise. Handle shifts and
12824 (verify_gimple_phi): Print the mismatched argument position.
12825 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12827 (vect_update_init_of_dr): Likewise.
12828 * matrix-reorg.c (transform_access_sites): Do what the
12830 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
12832 2009-04-13 Michael Eager <eager@eagercon.com>
12834 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
12835 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
12836 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
12837 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
12838 remove duplicate config
12840 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12842 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
12843 file_name:line_number type locator of the call site.
12845 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
12847 * genautomata.c: Put blank after comma.
12848 (automaton_decls): New.
12849 (struct unit_usage): Add comments to member next.
12850 (store_alt_unit_usage): Keep the list ordered.
12851 (unit_present_on_list_p, equal_alternatives_p): New.
12852 (check_regexp_units_distribution): Check units distribution
12853 correctness correctly.
12854 (main): Don't write automata if error is found. Return correct
12857 * config/m68k/cf.md (cfv4_ds): Remove.
12858 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
12859 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
12861 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
12862 power4-load-ext, power4-store, power4-store-update,
12863 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
12864 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
12865 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
12866 power4-sqrt, power4-isync): Modify reservation to make correct
12867 unit distribution to automata.
12869 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
12870 power5-store-update, power5-two, power5-three, power5-lmul,
12871 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
12873 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
12875 * except.c (pass_set_nothrow_function_flags): Set name and add
12877 (set_nothrow_function_flags): Mention in the dump file when
12878 changing a function to nothrow.
12880 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
12883 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
12884 instead of unsigned long.
12886 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12888 * config/arm/arm.c (return_used_this_function): Remove.
12889 (arm_output_function_prologue): Remove use of
12890 return_used_this_function.
12891 (output_return_instruction): Replace use of
12892 return_used_this_function
12893 by cfun->machine->return_used_this_function.
12894 (arm_output_epilogue): Likewise.
12895 (arm_output_function_epilogue): Likewise.
12896 (thumb_unexpanded_epilogue): Likewise.
12897 * config/arm/arm.h (struct machine_function):
12898 New member return_used_this_function.
12900 2009-04-12 Mark Mitchell <mark@codesourcery.com>
12902 * doc/install.texi: Correct description of default directory for
12903 --with-gxx-include-dir.
12905 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
12907 * fold-const.c (build_range_check): Properly deal with enumeral and
12908 boolean base types.
12910 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
12912 * doc/invoke.texi (max_gcse_passes): Remove documentation.
12913 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
12914 * params.h (MAX_GCSE_PASSES): Remove.
12915 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
12916 in sequence. Remove ability to run multiple passes.
12917 (bypass_jumps): Report run as third CPROP pass.
12919 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
12921 PR middle-end/39651
12922 * except.c (can_throw_external): Look at each insn in a SEQUENCE
12923 when deciding whether the whole SEQUENCE can throw.
12925 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
12928 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
12929 offseted label references.
12931 2009-04-11 Jan Hubicka <jh@suse.cz>
12933 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
12935 2009-04-11 Richard Guenther <rguenther@suse.de>
12937 PR middle-end/39732
12938 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
12939 return variables as TREE_ADDRESSABLE.
12941 2009-04-11 Richard Guenther <rguenther@suse.de>
12943 PR tree-optimization/39713
12944 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
12945 reference trees have SSA_NAME operands.
12947 2009-04-11 Richard Guenther <rguenther@suse.de>
12950 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
12951 address expressions.
12953 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
12955 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
12956 match changes in Cygwin 1.7
12957 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
12958 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
12960 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12962 PR tree-optimization/39701
12963 * doc/invoke.texi (Optimization Options): Document change in
12964 meaning and initialization of -fdelete-null-pointer-checks.
12966 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12968 PR middle-end/39701
12969 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
12971 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
12974 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
12976 2009-04-10 Chao-ying Fu <fu@mips.com>
12978 * doc/tm.texi (Instruction Output): Document
12979 TARGET_ASM_FINAL_POSTSCAN_INSN.
12980 * target.h (final_postscan_insn): New field in asm_out.
12981 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12982 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
12983 * final.c (final_scan_insn): Call
12984 targetm.asm_out.final_postscan_insn after outputting
12985 an asm macro and a normal instruction.
12987 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
12988 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
12989 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
12990 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
12991 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12993 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12995 PR middle-end/39701
12996 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
12997 variables as non-NULL even with -fdelete-null-pointer-checks.
12999 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
13001 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
13003 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
13006 * config/i386/i386.c (classify_argument): Handle SCmode with
13007 (bit_offset % 64) != 0.
13009 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
13011 * doc/invoke.texi (Optimize Options): Add cross-reference to
13012 -Q --help=optimizers examples.
13014 2009-04-10 Ben Elliston <bje@au.ibm.com>
13017 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
13018 regalign for the reg == fpr and TDmode case.
13020 2009-04-09 David Ayers <ayers@fsfe.org>
13023 * objc/objc-act.c (warn_with_method): Remove helper function.
13024 (check_duplicates): Call warning and inform directly.
13025 (really_start_method): Likewise.
13027 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13029 * expmed.c (expand_divmod): Always use a comparison for a division
13030 by a large unsigned integer.
13032 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
13033 for things others than variables or functions as nonzero.
13035 2009-04-09 Nick Clifton <nickc@redhat.com>
13037 * unwind-compat.c: Change copyright header to refer to version
13038 3 of the GNU General Public License with version 3.1 of the
13039 GCC Runtime Library Exception and to point readers at the
13040 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
13041 * config/alpha/crtfastmath.c: Likewise.
13042 * config/alpha/linux-unwind.h: Likewise.
13043 * config/alpha/qrnnd.asm: Likewise.
13044 * config/alpha/vms-crt0-64.c: Likewise.
13045 * config/alpha/vms-crt0.c: Likewise.
13046 * config/alpha/vms-dwarf2.asm: Likewise.
13047 * config/alpha/vms-dwarf2eh.asm: Likewise.
13048 * config/alpha/vms-psxcrt0-64.c: Likewise.
13049 * config/alpha/vms-psxcrt0.c: Likewise.
13050 * config/alpha/vms_tramp.asm: Likewise.
13051 * config/arc/initfini.c: Likewise.
13052 * config/arc/lib1funcs.asm: Likewise.
13053 * config/arm/bpabi-v6m.S: Likewise.
13054 * config/arm/bpabi.S: Likewise.
13055 * config/arm/bpabi.c: Likewise.
13056 * config/arm/crti.asm: Likewise.
13057 * config/arm/crtn.asm: Likewise.
13058 * config/arm/ieee754-df.S: Likewise.
13059 * config/arm/ieee754-sf.S: Likewise.
13060 * config/arm/lib1funcs.asm: Likewise.
13061 * config/arm/libunwind.S: Likewise.
13062 * config/arm/linux-atomic.c: Likewise.
13063 * config/arm/mmintrin.h: Likewise.
13064 * config/arm/pr-support.c: Likewise.
13065 * config/arm/unaligned-funcs.c: Likewise.
13066 * config/arm/unwind-arm.c: Likewise.
13067 * config/arm/unwind-arm.h: Likewise.
13068 * config/avr/libgcc.S: Likewise.
13069 * config/bfin/crti.s: Likewise.
13070 * config/bfin/crtlibid.s: Likewise.
13071 * config/bfin/crtn.s: Likewise.
13072 * config/bfin/lib1funcs.asm: Likewise.
13073 * config/bfin/linux-unwind.h: Likewise.
13074 * config/cris/arit.c: Likewise.
13075 * config/cris/cris_abi_symbol.c: Likewise.
13076 * config/darwin-64.c: Likewise.
13077 * config/darwin-crt2.c: Likewise.
13078 * config/darwin-crt3.c: Likewise.
13079 * config/darwin.h: Likewise.
13080 * config/dbxelf.h: Likewise.
13081 * config/dfp-bit.c: Likewise.
13082 * config/dfp-bit.h: Likewise.
13083 * config/elfos.h: Likewise.
13084 * config/fixed-bit.c: Likewise.
13085 * config/fixed-bit.h: Likewise.
13086 * config/fp-bit.c: Likewise.
13087 * config/fp-bit.h: Likewise.
13088 * config/fr30/crti.asm: Likewise.
13089 * config/fr30/crtn.asm: Likewise.
13090 * config/fr30/lib1funcs.asm: Likewise.
13091 * config/freebsd-spec.h: Likewise.
13092 * config/frv/cmovd.c: Likewise.
13093 * config/frv/cmovh.c: Likewise.
13094 * config/frv/cmovw.c: Likewise.
13095 * config/frv/frvbegin.c: Likewise.
13096 * config/frv/frvend.c: Likewise.
13097 * config/frv/lib1funcs.asm: Likewise.
13098 * config/glibc-stdint.h: Likewise.
13099 * config/h8300/clzhi2.c: Likewise.
13100 * config/h8300/crti.asm: Likewise.
13101 * config/h8300/crtn.asm: Likewise.
13102 * config/h8300/ctzhi2.c: Likewise.
13103 * config/h8300/fixunssfsi.c: Likewise.
13104 * config/h8300/lib1funcs.asm: Likewise.
13105 * config/h8300/parityhi2.c: Likewise.
13106 * config/h8300/popcounthi2.c: Likewise.
13107 * config/i386/ammintrin.h: Likewise.
13108 * config/i386/att.h: Likewise.
13109 * config/i386/avxintrin.h: Likewise.
13110 * config/i386/biarch64.h: Likewise.
13111 * config/i386/bmmintrin.h: Likewise.
13112 * config/i386/cpuid.h: Likewise.
13113 * config/i386/cross-stdarg.h: Likewise.
13114 * config/i386/crtfastmath.c: Likewise.
13115 * config/i386/crtprec.c: Likewise.
13116 * config/i386/cygming-crtbegin.c: Likewise.
13117 * config/i386/cygming-crtend.c: Likewise.
13118 * config/i386/cygwin.asm: Likewise.
13119 * config/i386/emmintrin.h: Likewise.
13120 * config/i386/gmm_malloc.h: Likewise.
13121 * config/i386/gthr-win32.c: Likewise.
13122 * config/i386/i386.h: Likewise.
13123 * config/i386/immintrin.h: Likewise.
13124 * config/i386/linux-unwind.h: Likewise.
13125 * config/i386/linux64.h: Likewise.
13126 * config/i386/mm3dnow.h: Likewise.
13127 * config/i386/mmintrin-common.h: Likewise.
13128 * config/i386/mmintrin.h: Likewise.
13129 * config/i386/nmmintrin.h: Likewise.
13130 * config/i386/pmm_malloc.h: Likewise.
13131 * config/i386/pmmintrin.h: Likewise.
13132 * config/i386/smmintrin.h: Likewise.
13133 * config/i386/sol2-c1.asm: Likewise.
13134 * config/i386/sol2-ci.asm: Likewise.
13135 * config/i386/sol2-cn.asm: Likewise.
13136 * config/i386/sol2-gc1.asm: Likewise.
13137 * config/i386/tmmintrin.h: Likewise.
13138 * config/i386/unix.h: Likewise.
13139 * config/i386/w32-unwind.h: Likewise.
13140 * config/i386/wmmintrin.h: Likewise.
13141 * config/i386/x86-64.h: Likewise.
13142 * config/i386/x86intrin.h: Likewise.
13143 * config/i386/xmmintrin.h: Likewise.
13144 * config/ia64/crtbegin.asm: Likewise.
13145 * config/ia64/crtend.asm: Likewise.
13146 * config/ia64/crtfastmath.c: Likewise.
13147 * config/ia64/crti.asm: Likewise.
13148 * config/ia64/crtn.asm: Likewise.
13149 * config/ia64/fde-glibc.c: Likewise.
13150 * config/ia64/lib1funcs.asm: Likewise.
13151 * config/ia64/linux-unwind.h: Likewise.
13152 * config/ia64/quadlib.c: Likewise.
13153 * config/ia64/unwind-ia64.c: Likewise.
13154 * config/linux.h: Likewise.
13155 * config/m32c/m32c-lib1.S: Likewise.
13156 * config/m32c/m32c-lib2-trapv.c: Likewise.
13157 * config/m32c/m32c-lib2.c: Likewise.
13158 * config/m32r/initfini.c: Likewise.
13159 * config/m68hc11/larith.asm: Likewise.
13160 * config/m68hc11/m68hc11-crt0.S: Likewise.
13161 * config/m68k/cf.md: Likewise.
13162 * config/m68k/crti.s: Likewise.
13163 * config/m68k/crtn.s: Likewise.
13164 * config/m68k/lb1sf68.asm: Likewise.
13165 * config/m68k/linux-unwind.h: Likewise.
13166 * config/mcore/crti.asm: Likewise.
13167 * config/mcore/crtn.asm: Likewise.
13168 * config/mcore/lib1.asm: Likewise.
13169 * config/mips/linux-unwind.h: Likewise.
13170 * config/mips/loongson.h: Likewise.
13171 * config/mips/mips16.S: Likewise.
13172 * config/mmix/crti.asm: Likewise.
13173 * config/mmix/crtn.asm: Likewise.
13174 * config/pa/fptr.c: Likewise.
13175 * config/pa/hpux-unwind.h: Likewise.
13176 * config/pa/lib2funcs.asm: Likewise.
13177 * config/pa/linux-atomic.c: Likewise.
13178 * config/pa/linux-unwind.h: Likewise.
13179 * config/pa/milli64.S: Likewise.
13180 * config/pa/quadlib.c: Likewise.
13181 * config/pa/stublib.c: Likewise.
13182 * config/picochip/libgccExtras/adddi3.asm: Likewise.
13183 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
13184 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
13185 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
13186 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
13187 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
13188 * config/picochip/libgccExtras/divmod15.asm: Likewise.
13189 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
13190 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
13191 * config/picochip/libgccExtras/longjmp.asm: Likewise.
13192 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
13193 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
13194 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
13195 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
13196 * config/picochip/libgccExtras/setjmp.asm: Likewise.
13197 * config/picochip/libgccExtras/subdi3.asm: Likewise.
13198 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
13199 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
13200 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
13201 * config/rs6000/750cl.h: Likewise.
13202 * config/rs6000/altivec.h: Likewise.
13203 * config/rs6000/biarch64.h: Likewise.
13204 * config/rs6000/crtresfpr.asm: Likewise.
13205 * config/rs6000/crtresgpr.asm: Likewise.
13206 * config/rs6000/crtresxfpr.asm: Likewise.
13207 * config/rs6000/crtresxgpr.asm: Likewise.
13208 * config/rs6000/crtsavfpr.asm: Likewise.
13209 * config/rs6000/crtsavgpr.asm: Likewise.
13210 * config/rs6000/darwin-asm.h: Likewise.
13211 * config/rs6000/darwin-fallback.c: Likewise.
13212 * config/rs6000/darwin-fpsave.asm: Likewise.
13213 * config/rs6000/darwin-ldouble.c: Likewise.
13214 * config/rs6000/darwin-tramp.asm: Likewise.
13215 * config/rs6000/darwin-unwind.h: Likewise.
13216 * config/rs6000/darwin-vecsave.asm: Likewise.
13217 * config/rs6000/darwin-world.asm: Likewise.
13218 * config/rs6000/e500crtres32gpr.asm: Likewise.
13219 * config/rs6000/e500crtres64gpr.asm: Likewise.
13220 * config/rs6000/e500crtres64gprctr.asm: Likewise.
13221 * config/rs6000/e500crtrest32gpr.asm: Likewise.
13222 * config/rs6000/e500crtrest64gpr.asm: Likewise.
13223 * config/rs6000/e500crtresx32gpr.asm: Likewise.
13224 * config/rs6000/e500crtresx64gpr.asm: Likewise.
13225 * config/rs6000/e500crtsav32gpr.asm: Likewise.
13226 * config/rs6000/e500crtsav64gpr.asm: Likewise.
13227 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
13228 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
13229 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
13230 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
13231 * config/rs6000/eabi-ci.asm: Likewise.
13232 * config/rs6000/eabi-cn.asm: Likewise.
13233 * config/rs6000/eabi.asm: Likewise.
13234 * config/rs6000/linux-unwind.h: Likewise.
13235 * config/rs6000/linux64.h: Likewise.
13236 * config/rs6000/paired.h: Likewise.
13237 * config/rs6000/paired.md: Likewise.
13238 * config/rs6000/ppc64-fp.c: Likewise.
13239 * config/rs6000/ppu_intrinsics.h: Likewise.
13240 * config/rs6000/rs6000.h: Likewise.
13241 * config/rs6000/si2vmx.h: Likewise.
13242 * config/rs6000/sol-ci.asm: Likewise.
13243 * config/rs6000/sol-cn.asm: Likewise.
13244 * config/rs6000/spe.h: Likewise.
13245 * config/rs6000/spu2vmx.h: Likewise.
13246 * config/rs6000/sysv4.h: Likewise.
13247 * config/rs6000/tramp.asm: Likewise.
13248 * config/rs6000/vec_types.h: Likewise.
13249 * config/s390/linux-unwind.h: Likewise.
13250 * config/s390/tpf-unwind.h: Likewise.
13251 * config/score/crti.asm: Likewise.
13252 * config/score/crtn.asm: Likewise.
13253 * config/sh/crt1.asm: Likewise.
13254 * config/sh/crti.asm: Likewise.
13255 * config/sh/crtn.asm: Likewise.
13256 * config/sh/divtab-sh4-300.c: Likewise.
13257 * config/sh/divtab-sh4.c: Likewise.
13258 * config/sh/divtab.c: Likewise.
13259 * config/sh/lib1funcs-4-300.asm: Likewise.
13260 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
13261 * config/sh/lib1funcs.asm: Likewise.
13262 * config/sh/lib1funcs.h: Likewise.
13263 * config/sh/linux-atomic.asm: Likewise.
13264 * config/sh/linux-unwind.h: Likewise.
13265 * config/sh/shmedia.h: Likewise.
13266 * config/sh/sshmedia.h: Likewise.
13267 * config/sh/ushmedia.h: Likewise.
13268 * config/sparc/crtfastmath.c: Likewise.
13269 * config/sparc/linux-unwind.h: Likewise.
13270 * config/sparc/sol2-c1.asm: Likewise.
13271 * config/sparc/sol2-ci.asm: Likewise.
13272 * config/sparc/sol2-cn.asm: Likewise.
13273 * config/spu/divmodti4.c: Likewise.
13274 * config/spu/divv2df3.c: Likewise.
13275 * config/spu/float_disf.c: Likewise.
13276 * config/spu/float_unsdidf.c: Likewise.
13277 * config/spu/float_unsdisf.c: Likewise.
13278 * config/spu/float_unssidf.c: Likewise.
13279 * config/spu/mfc_multi_tag_release.c: Likewise.
13280 * config/spu/mfc_multi_tag_reserve.c: Likewise.
13281 * config/spu/mfc_tag_release.c: Likewise.
13282 * config/spu/mfc_tag_reserve.c: Likewise.
13283 * config/spu/mfc_tag_table.c: Likewise.
13284 * config/spu/multi3.c: Likewise.
13285 * config/spu/spu_internals.h: Likewise.
13286 * config/spu/spu_intrinsics.h: Likewise.
13287 * config/spu/spu_mfcio.h: Likewise.
13288 * config/spu/vec_types.h: Likewise.
13289 * config/spu/vmx2spu.h: Likewise.
13290 * config/stormy16/stormy16-lib2.c: Likewise.
13291 * config/svr4.h: Likewise.
13292 * config/sync.c: Likewise.
13293 * config/v850/lib1funcs.asm: Likewise.
13294 * config/vxlib-tls.c: Likewise.
13295 * config/vxlib.c: Likewise.
13296 * config/vxworks-dummy.h: Likewise.
13297 * config/xtensa/crti.asm: Likewise.
13298 * config/xtensa/crtn.asm: Likewise.
13299 * config/xtensa/ieee754-df.S: Likewise.
13300 * config/xtensa/ieee754-sf.S: Likewise.
13301 * config/xtensa/lib1funcs.asm: Likewise.
13302 * config/xtensa/lib2funcs.S: Likewise.
13303 * config/xtensa/linux-unwind.h: Likewise.
13304 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
13305 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
13306 * coretypes.h: Likewise.
13307 * crtstuff.c: Likewise.
13308 * defaults.h: Likewise.
13309 * dwarf2.h: Likewise.
13310 * emutls.c: Likewise.
13311 * gbl-ctors.h: Likewise.
13312 * gcov-io.h: Likewise.
13313 * ginclude/float.h: Likewise.
13314 * ginclude/iso646.h: Likewise.
13315 * ginclude/stdarg.h: Likewise.
13316 * ginclude/stdbool.h: Likewise.
13317 * ginclude/stddef.h: Likewise.
13318 * ginclude/stdfix.h: Likewise.
13319 * ginclude/stdint-gcc.h: Likewise.
13320 * ginclude/tgmath.h: Likewise.
13321 * gthr-aix.h: Likewise.
13322 * gthr-dce.h: Likewise.
13323 * gthr-gnat.c: Likewise.
13324 * gthr-gnat.h: Likewise.
13325 * gthr-lynx.h: Likewise.
13326 * gthr-mipssde.h: Likewise.
13327 * gthr-nks.h: Likewise.
13328 * gthr-posix.c: Likewise.
13329 * gthr-posix.h: Likewise.
13330 * gthr-posix95.h: Likewise.
13331 * gthr-rtems.h: Likewise.
13332 * gthr-single.h: Likewise.
13333 * gthr-solaris.h: Likewise.
13334 * gthr-tpf.h: Likewise.
13335 * gthr-vxworks.h: Likewise.
13336 * gthr-win32.h: Likewise.
13337 * gthr.h: Likewise.
13338 * libgcc2.c: Likewise.
13339 * libgcc2.h: Likewise.
13340 * libgcov.c: Likewise.
13341 * tsystem.h: Likewise.
13342 * typeclass.h: Likewise.
13343 * unwind-c.c: Likewise.
13344 * unwind-compat.h: Likewise.
13345 * unwind-dw2-fde-compat.c: Likewise.
13346 * unwind-dw2-fde-darwin.c: Likewise.
13347 * unwind-dw2-fde-glibc.c: Likewise.
13348 * unwind-dw2-fde.c: Likewise.
13349 * unwind-dw2-fde.h: Likewise.
13350 * unwind-dw2.c: Likewise.
13351 * unwind-dw2.h: Likewise.
13352 * unwind-generic.h: Likewise.
13353 * unwind-pe.h: Likewise.
13354 * unwind-sjlj.c: Likewise.
13355 * unwind.inc: Likewise.
13356 * config/arm/neon-gen.ml: Change generated copyright header to
13357 refer to version 3 of the GNU General Public License with
13358 version 3.1 of the GCC Runtime Library Exception and to point
13359 readers at the COPYING3 and COPYING3.RUNTIME files and the
13360 FSF's license web page.
13361 * config/arm/arm_neon.h: Regenerate.
13363 2009-04-09 Jakub Jelinek <jakub@redhat.com>
13365 * config/cris/cris.md: Change copyright header to refer to version
13366 3 of the GNU General Public License.
13367 * doc/install.texi2html: Change copyright header to refer to version
13368 3 of the GNU General Public License and to point readers at the
13369 COPYING3 file and the FSF's license web page.
13370 * config/vax/linux.h: Likewise.
13372 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13374 * config/i386/i386.md (cmpcc): New.
13375 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
13376 (sync_compare_and_swap_cc*): Delete.
13378 * config/s390/s390.c (s390_compare_emitted): Remove.
13379 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
13380 s390_compare_emitted used to be handled. Assert that modes match.
13381 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
13382 refer to sync_compare_and_swap_ccsi.
13383 * config/s390/s390.h (s390_compare_emitted): Remove.
13384 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
13385 instead of s390_compare_emitted.
13386 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
13387 instead of s390_compare_emitted.
13388 * config/s390/s390.md (cmpcc): New.
13389 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
13390 CC_REGNUM, do not pretend it's set.
13391 (sync_compare_and_swap_cc*): Delete.
13392 * config/s390/predicates.md (cc_reg_operand): New.
13394 * expr.c (sync_compare_and_swap_cc): Delete.
13395 * optabs.h (sync_compare_and_swap_cc): Delete.
13396 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
13397 is being used with can_compare_p.
13398 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
13399 (find_cc_set): New.
13400 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
13401 look for a MODE_CC set instead. Use emit_store_flag.
13402 (expand_compare_and_swap_loop): Likewise, with some additional
13403 complication to avoid a force_reg when useless. Use
13404 emit_cmp_and_jump_insns.
13405 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
13406 * doc/md.texi (sync_compare_and_swap_cc): Merge with
13407 sync_compare_and_swap documentation.
13409 2009-04-09 Jan Hubicka <jh@suse.cz>
13411 * except.c (find_prev_try): Break out from ....
13412 (duplicate_eh_regions): ... here; properly update prev_try pointers
13413 when duplication part of tree.
13414 (dump_eh_tree): Improve dumping.
13415 (verify_eh_region): New.
13416 (verify_eh_tree): Use it.
13418 2009-04-06 Richard Guenther <rguenther@suse.de>
13420 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
13421 &ARRAY addresses by adjusting their types and prepending
13423 * tree-cfg.c (verify_gimple_assign_single): Verify that
13424 addresses are correct.
13426 2009-04-09 Richard Guenther <rguenther@suse.de>
13428 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
13429 indices into an array reference if possible.
13430 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
13431 Fold POINTER_PLUS_EXPR statements with invariant address.
13433 2009-04-09 Alan Modra <amodra@bigpond.net.au>
13436 * config.gcc (powerpc64-*-linux*): Always build biarch.
13438 2009-04-09 Joseph Myers <joseph@codesourcery.com>
13441 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
13442 it and pedwarn if this results in an INTEGER_CST.
13444 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13446 * doc/install.texi: Update minimum GMP version. Remove obsolete
13447 text in MPFR section.
13449 2009-04-08 Jakub Jelinek <jakub@redhat.com>
13451 * dwarf2out.c (class_scope_p): New static inline.
13452 (class_or_namespace_scope_p): Use it.
13453 (gen_variable_die): Use DW_TAG_member tag for static data member
13454 declarations instead of DW_TAG_variable.
13456 PR middle-end/39573
13457 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
13460 2009-04-08 Richard Guenther <rguenther@suse.de>
13462 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
13463 valueize random data.
13465 2009-04-08 David Edelsohn <edelsohn@gnu.org>
13467 * config.gcc (aix tm_file): Add aix-stdint.h.
13468 (aix tm clause use_gcc_stdint): Set to wrap.
13469 * config/rs6000/aix-stdint.h: New file.
13471 2009-04-08 Richard Guenther <rguenther@suse.de>
13473 PR middle-end/36291
13474 * tree-dfa.c (add_referenced_var): Do not recurse into
13475 global initializers.
13476 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
13478 (fold_const_aggregate_ref): Likewise.
13480 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13482 * recog.c (ordered_comparison_operator): New.
13483 * gensupport.c (std_preds): Add it.
13484 * doc/md.texi (Machine-Independent Predicates): Document it.
13486 2009-04-08 Jan Hubicka <jh@suse.cz>
13488 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
13489 * function.h (rtl_eh): Remove exception_handler_label_map.
13490 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
13491 remove_exception_handler_label, for_each_eh_label_1): Remove.
13492 (rtl_remove_unreachable_regions): Remove.
13493 (convert_from_eh_region_ranges): Do not remove unreachable regions.
13494 (find_exception_handler_labels): Don't build the hashtable.
13495 (maybe_remove_eh_handler): Remove.
13496 (for_each_eh_label): Rewrite to walk the tree.
13497 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
13498 * except.h (maybe_remove_eh_handler): Remove.
13499 * passes.c (init_optimization_passes): Schedule second EH cleanup
13501 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
13502 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
13504 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13506 * genoutput.c (validate_optab_operands): New.
13507 (gen_insn, gen_expand): Call it.
13509 * genflags.c (gen_insn): Detect misused iterators.
13510 (main): Pass line_no to gen_insn, exit with status 1 on error.
13512 * genextract.c (line_no): Make global.
13513 (VEC_safe_set_locstr): Change assertion to error message.
13514 (main): Exit with status 1 on error.
13516 2009-04-08 Joseph Myers <joseph@codesourcery.com>
13520 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
13521 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
13522 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
13523 * c-convert.c (convert): Do not call fold on results of conversion
13524 functions when the result is a C_MAYBE_CONST_EXPR.
13525 * c-parser.c (c_parser_postfix_expression): Do not fold condition
13526 of __builtin_choose_expr.
13527 * c-typeck.c (remove_c_maybe_const_expr): New.
13528 (build_unary_op, build_conditional_expr, build_compound_expr,
13529 build_binary_op, c_objc_common_truthvalue_conversion): Call
13530 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
13533 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
13535 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
13536 CODE to produce a new one. Add a prototype to use fold_convert_const
13538 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
13541 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
13542 mix declarations and code.
13544 2009-04-08 Ben Elliston <bje@au.ibm.com>
13546 * gcc.c: Replace `CC' with `GCC' throughout.
13548 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
13550 * doc/invoke.texi: Document Atom support.
13552 2009-04-07 Jason Merrill <jason@redhat.com>
13555 * c-common.h, c-common.c: Add flag_pretty_templates.
13556 * c-opts.c (c_common_handle_option): Set it.
13557 * c.opt: Add -fno-pretty-templates.
13558 * doc/invoke.texi (C++ Dialect Options): Likewise.
13560 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
13562 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
13563 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
13564 (ia64_expand_builtin): Likewise.
13566 2009-04-07 Martin Jambor <mjambor@suse.cz>
13568 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
13569 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
13570 ADDR_EXPRS are include too.
13572 2009-04-07 Richard Guenther <rguenther@suse.de>
13574 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
13575 decls are only used if passes as parameters or if they are
13576 local statics and the call is not to a builtin.
13577 (call_may_clobber_ref_p_1): Likewise.
13579 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13581 * expr.c (do_store_flag): Remove last argument. Simplify code
13582 to avoid duplication of tests already done by can_compare_p.
13583 (expand_expr_real_1): Adjust caller.
13585 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13587 * optabs.c (can_compare_p): Test the predicate of a
13588 cbranch and cstore pattern.
13590 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13592 * expr.c (convert_move): Use emit_store_flag instead of
13595 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13597 * config/i386/i386.c (ix86_compare_emitted): Remove.
13598 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
13599 ix86_compare_op0 like ix86_compare_emitted used to be handled.
13600 * config/i386/i386.h (ix86_compare_emitted): Remove.
13601 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
13602 instead of ix86_compare_emitted.
13603 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
13605 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
13607 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
13608 Add t-sysroot-suffix to tmake_file.
13609 * config/print-sysroot-suffix.sh: New file.
13610 * config/t-sysroot-suffix: New file.
13612 2009-04-07 Ben Elliston <bje@au.ibm.com>
13614 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
13615 as the latter produces a warning when the target does not support
13618 2009-04-07 Ben Elliston <bje@au.ibm.com>
13620 * dfp.c: Replace type punning assignments with memcpy throughout.
13621 * Makefile.in (dfp.o-warn): Remove.
13623 2009-04-07 Alan Modra <amodra@bigpond.net.au>
13626 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
13627 Include soft-fp/t-softfp after rs6000/t-linux64.
13629 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
13631 * stor-layout.c (set_sizetype): Use the full precision of their
13632 machine mode for bitsize types.
13634 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
13636 * config/i386/i386.md: Revert 2 accidental checkins.
13638 2009-04-06 Joey Ye <joey.ye@intel.com>
13639 Xuepeng Guo <xuepeng.guo@intel.com>
13640 H.J. Lu <hongjiu.lu@intel.com>
13642 Atom pipeline model, tuning and insn selection.
13643 * config.gcc (atom): Add atom config options and target.
13645 * config/i386/atom.md: New.
13647 * config/i386/i386.c (atom_cost): New cost.
13648 (m_ATOM): New macro flag.
13649 (initial_ix86_tune_features): Set m_ATOM.
13650 (x86_accumulate_outgoing_args): Likewise.
13651 (x86_arch_always_fancy_math_387): Likewise.
13652 (processor_target): Add Atom cost.
13653 (cpu_names): Add Atom cpu name.
13654 (override_options): Set Atom ISA.
13655 (ix86_issue_rate): New case PROCESSOR_ATOM.
13656 (ix86_adjust_cost): Likewise.
13658 * config/i386/i386.h (TARGET_ATOM): New target macro.
13659 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
13660 (TARGET_OPT_AGU): New target option.
13661 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
13662 (processor_type): Add PROCESSOR_ATOM.
13664 * config/i386/i386.md (cpu): Add new value "atom".
13665 (use_carry, movu): New attr.
13666 (atom.md): Include atom.md.
13667 (adddi3_carry_rex64): Set attr "use_carry".
13668 (addqi3_carry): Likewise.
13669 (addhi3_carry): Likewise.
13670 (addsi3_carry): Likewise.
13671 (*addsi3_carry_zext): Likewise.
13672 (subdi3_carry_rex64): Likewise.
13673 (subqi3_carry): Likewise.
13674 (subhi3_carry): Likewise.
13675 (subsi3_carry): Likewise.
13676 (x86_movdicc_0_m1_rex64): Likewise.
13677 (*x86_movdicc_0_m1_se): Likewise.
13678 (x86_movsicc_0_m1): Likewise.
13679 (*x86_movsicc_0_m1_se): Likewise.
13680 (*adddi_1_rex64): Emit add insn as much as possible.
13681 (*addsi_1): Likewise.
13682 (return_internal): Set atom_unit.
13683 (return_internal_long): Likewise.
13684 (return_pop_internal): Likewise.
13685 (*rcpsf2_sse): Set atom_sse_attr attr.
13686 (*qrt<mode>2_sse): Likewise.
13687 (*prefetch_sse): Likewise.
13689 * config/i386/i386-c.c (ix86_target_macros_internal): New case
13691 (ix86_target_macros_internal): Likewise.
13693 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
13694 (*prefetch_sse_rex): Likewise.
13695 (sse_rcpv4sf2): Likewise.
13696 (sse_vmrcpv4sf2): Likewise.
13697 (sse_sqrtv4sf2): Likewise.
13698 (<sse>_vmsqrt<mode>2): Likewise.
13699 (sse_ldmxcsr): Likewise.
13700 (sse_stmxcsr): Likewise.
13701 (*sse_sfence): Likewise.
13702 (sse2_clflush): Likewise.
13703 (*sse2_mfence): Likewise.
13704 (*sse2_lfence): Likewise.
13705 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
13706 (<sse>_movup<ssemodesuffixf2c>): Likewise.
13707 (avx_movdqu<avxmodesuffix>): Likewise.
13708 (avx_lddqu<avxmodesuffix>): Likewise.
13709 (sse2_movntv2di): Change attr "type" to "ssemov".
13710 (sse2_movntsi): Likewise.
13711 (rsqrtv8sf2): Change attr "type" to "sseadd".
13712 (sse3_addsubv2df3): Set attr "atom_unit".
13713 (sse3_h<plusminus_insn>v4sf3): Likewise.
13714 (*sse2_pmaddwd): Likewise.
13715 (*vec_extractv2di_1_rex64): Likewise.
13716 (*vec_extractv2di_1_avx): Likewise.
13717 (sse2_psadbw): Likewise.
13718 (ssse3_phaddwv8hi3): Likewise.
13719 (ssse3_phaddwv4hi3): Likewise.
13720 (ssse3_phadddv4si3): Likewise.
13721 (ssse3_phadddv2si3): Likewise.
13722 (ssse3_phaddswv8hi3): Likewise.
13723 (ssse3_phaddswv4hi3): Likewise.
13724 (ssse3_phsubwv8hi3): Likewise.
13725 (ssse3_phsubwv4hi3): Likewise.
13726 (ssse3_phsubdv4si3): Likewise.
13727 (ssse3_phsubdv2si3): Likewise.
13728 (ssse3_phsubswv8hi3): Likewise.
13729 (ssse3_phsubswv4hi3): Likewise.
13730 (ssse3_pmaddubsw128): Likewise.
13731 (sse3_pmaddubsw: Likewise.
13732 (ssse3_palignrti): Likewise.
13733 (ssse3_palignrdi): Likewise.
13735 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
13737 * doc/install.texi (Specific): Fix two cross-references to MinGW.
13739 2009-04-06 Richard Guenther <rguenther@suse.de>
13741 PR tree-optimization/28868
13742 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
13743 of which PHI results we inserted.
13744 (insert_into_preds_of_block): Record inserted PHIs.
13745 (eliminate): Eliminate redundant PHI nodes.
13746 (init_pre): Init inserted_phi_names.
13748 2009-04-06 Richard Guenther <rguenther@suse.de>
13750 PR tree-optimization/39643
13751 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
13752 IMAGPART_EXPRs of complex constants.
13753 (execute_fold_all_builtins): If we folded a call queue
13754 TODO_update_address_taken.
13756 2009-04-06 Jan Hubicka <jh@suse.cz>
13758 PR middle-end/39659
13759 * except.c (remove_unreachable_regions): Propagate may_contain_throw
13762 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
13764 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
13766 (ic_invalidate_array): Likewise.
13768 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
13770 * calls.c (emit_library_call_value_1): Fix a problem with parameter
13771 alignment for library calls.
13773 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
13775 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
13776 (mingw32 tm clause use_gcc_stdint): Set to wrap.
13777 * config/i386/mingw-stdint.h: New file.
13779 2009-04-05 Richard Guenther <rguenther@suse.de>
13781 PR tree-optimization/39648
13782 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
13783 our &A vs. &A[0] IL deficiencies.
13785 2009-04-04 Jan Hubicka <jh@suse.cz>
13787 * except.c (sjlj_find_directly_reachable_regions): Be ready for
13788 removed toplevel regions.
13789 (sjlj_mark_call_sites): Likewise.
13791 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
13793 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
13794 (cygwin tm clause use_gcc_stdint): Set to wrap.
13795 * config/i386/cygwin-stdint.h: New file.
13797 2009-04-04 Richard Guenther <rguenther@suse.de>
13799 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
13800 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
13801 single-argument PHIs if we are in loop-closed SSA form.
13802 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
13803 for the pre-condition.
13804 (slpeel_tree_peel_loop_to_edge): Likewise.
13805 (vect_build_loop_niters): Take an optional sequence to append stmts.
13806 (vect_generate_tmps_on_preheader): Likewise.
13807 (vect_do_peeling_for_loop_bound): Take extra guards for the
13809 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
13810 the cost model check.
13811 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
13812 guards if we are going to peel. Do not apply versioning in that case.
13813 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
13814 (vect_do_peeling_for_loop_bound): Likewise.
13815 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
13816 loop bound only record extra pre-conditions, do not apply loop
13819 2009-04-04 Richard Guenther <rguenther@suse.de>
13821 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
13824 2009-04-04 Jan Hubicka <jh@suse.cz>
13826 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13827 last_basic_block for size of bb->index indexed array.
13828 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
13829 compute_out, link_btr_uses, build_btr_def_use_webs,
13830 build_btr_def_use_webs, migrate_btr_defs): Likewise.
13832 2009-04-04 Jan Hubicka <jh@suse.cz>
13834 * except.c (remove_eh_handler_and_replace): Break out from ...
13835 (remove_eh_handler): ... here.
13836 (bring_to_root): New function.
13837 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
13838 handled ones, bring others to root of tree.
13840 2009-04-04 Jan Hubicka <jh@suse.cz>
13842 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
13843 (all_phis_safe_to_merge): New function.
13844 (update_info): New structure.
13845 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
13846 (cleanup_empty_eh): Update SSA if possible.
13848 2009-04-04 Richard Guenther <rguenther@suse.de>
13850 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
13851 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
13852 (append_vuse): Likewise.
13854 2009-04-04 Jakub Jelinek <jakub@redhat.com>
13856 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
13857 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
13858 instead of REG_UNSAVED for DW_CFA_undefined.
13859 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
13860 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
13863 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
13866 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
13867 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
13868 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
13870 2009-04-04 Richard Guenther <rguenther@suse.de>
13872 PR tree-optimization/8781
13873 PR tree-optimization/37892
13874 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
13875 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
13876 (valueize_refs): Call it for *& valueizations.
13877 (shared_reference_ops_from_ref): Rename to ...
13878 (valueize_shared_reference_ops_from_ref): ... this and valueize.
13879 (shared_reference_ops_from_call): Rename to ...
13880 (valueize_shared_reference_ops_from_call): ... this and valueize.
13881 (vn_reference_lookup): Update.
13882 (visit_reference_op_call): Likewise.
13883 * tree-ssa-pre.c (phi_translate_1): Fold *&.
13884 (eliminate): Value-replace the call address in call statements.
13886 2009-04-04 Richard Guenther <rguenther@suse.de>
13888 PR tree-optimization/39636
13889 * tree-ssa-forwprop.c
13890 (forward_propagate_addr_into_variable_array_index): Check for
13891 GIMPLE_ASSIGN before accessing the rhs code.
13893 2009-04-03 Jason Merrill <jason@redhat.com>
13895 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
13897 2009-04-03 Steve Ellcey <sje@cup.hp.com>
13899 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
13900 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
13901 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
13902 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
13903 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
13904 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
13905 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
13906 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
13907 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
13908 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
13909 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
13910 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
13911 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
13912 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
13913 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
13914 Use fr_reg_or_fp01_operand instead of fr_register_operand
13916 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
13917 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
13918 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
13920 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
13922 PR rtl-optimization/39607
13923 PR rtl-optimization/39631
13927 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13928 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13929 instead of DF_LR_OUT.
13930 * ira-lives.c (process_bb_node_lives): Ditto.
13931 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13932 instead of DF_LR_{OUT,IN}.
13933 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13934 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13936 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
13938 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
13939 (execute_lower_omp): Always run but take the short way out if -fopenmp
13941 (gate_lower_omp): Remove, forcing the pass manager to always run the
13942 pass and always set PROP_gimple_lomp.
13943 (pass_lower_omp): Remove gate function.
13944 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
13945 PROP_trees. Instead, require it.
13946 * ipa-cp.c (pass_ipa_cp): Likewise.
13947 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
13948 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
13949 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
13950 and PROP_gimple_leh.
13952 2009-04-03 Richard Guenther <rguenther@suse.de>
13954 PR middle-end/13146
13955 PR tree-optimization/23940
13956 PR tree-optimization/33237
13957 PR middle-end/33974
13958 PR middle-end/34093
13959 PR tree-optimization/36201
13960 PR tree-optimization/36230
13961 PR tree-optimization/38049
13962 PR tree-optimization/38207
13963 PR tree-optimization/38230
13964 PR tree-optimization/38301
13965 PR tree-optimization/38585
13966 PR middle-end/38895
13967 PR tree-optimization/38985
13968 PR tree-optimization/39299
13969 * tree-ssa-structalias.h: Remove.
13970 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
13971 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
13972 (struct vuse_element_d): Remove.
13973 (struct vuse_vec_d): Likewise.
13974 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
13975 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
13976 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
13977 VUSE_ELEMENT_VAR): Likewise.
13978 (struct voptype_d): Likewise.
13979 (NUM_VOP_FREE_BUCKETS): Likewise.
13980 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
13981 (struct stmt_operands_d): Remove.
13982 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
13983 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
13984 VDEF_NUM, VDEF_VECT): Likewise.
13985 (copy_virtual_operands): Remove.
13986 (operand_build_cmp): Likewise.
13987 (create_ssa_artificial_load_stmt): Likewise.
13988 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
13989 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
13990 vuse_index and mayuse_index members. Pack and move done and iter_type
13991 members to the front.
13992 (SSA_OP_VMAYUSE): Remove.
13993 (SSA_OP_VIRTUAL_USES): Adjust.
13994 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
13995 (unlink_stmt_vdef): Declare.
13996 (add_to_addressable_set): Remove.
13997 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
13998 (vrp_visit_stmt): Likewise.
13999 * doc/tree-ssa.texi (Alias analysis): Update.
14000 * doc/invoke.texi (max-aliased-vops): Remove docs.
14001 (avg-aliased-vops): Likewise.
14002 * tree-into-ssa.c (syms_to_rename): Remove.
14003 (need_to_update_vops_p): Likewise.
14004 (need_to_initialize_update_ssa_p): Rename to ...
14005 (update_ssa_initialized_fn): ... this. Track function we are
14007 (symbol_marked_for_renaming): Simplify.
14008 (add_new_name_mapping): Do not set need_to_update_vops_p.
14009 (dump_currdefs): Use SYMS_TO_RENAME.
14010 (rewrite_update_stmt): Always walk all uses/defs.
14011 (dump_update_ssa): Adjust.
14012 (init_update_ssa): Take function argument. Track what we are
14014 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
14015 (create_new_def_for): Initialize for cfun, assert we are initialized
14017 (mark_sym_for_renaming): Simplify.
14018 (mark_set_for_renaming): Do not initialize update-ssa.
14019 (need_ssa_update_p): Simplify. Take function argument.
14020 (name_mappings_registered_p): Assert we ask for the correct function.
14021 (name_registered_for_update_p): Likewise.
14022 (ssa_names_to_replace): Likewise.
14023 (release_ssa_name_after_update_ssa): Likewise.
14024 (update_ssa): Likewise. Use SYMS_TO_RENAME.
14025 (dump_decl_set): Do not print a newline.
14026 (debug_decl_set): Do it here.
14027 (dump_update_ssa): And here.
14028 * tree-ssa-loop-im.c (move_computations): Adjust.
14029 (movement_possibility): Likewise.
14030 (determine_max_movement): Likewise.
14031 (gather_mem_refs_stmt): Likewise.
14032 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
14033 or NAME_MEMORY_TAG.
14034 * tree-complex.c (update_all_vops): Remove.
14035 (expand_complex_move): Adjust.
14036 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
14037 Simplify test for memory referencing statement. Exclude
14038 non-invariant ADDR_EXPRs.
14039 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
14040 * tree-loop-distribution.c (generate_memset_zero): Adjust.
14041 (rdg_flag_uses): Likewise.
14042 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
14044 (tree_optimize_tail_calls_1): Also split the
14045 edge from the entry block if we have degenerate PHI nodes in
14046 the first basic block.
14047 * tree.c (init_ttree): Remove memory-tag related code.
14048 (tree_code_size): Likewise.
14049 (tree_node_structure): Likewise.
14050 (build7_stat): Re-write to be build6_stat.
14051 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
14052 (SSA_VAR_P): Adjust.
14053 (struct tree_memory_tag): Remove.
14054 (struct tree_memory_partition_tag): Likewise.
14055 (union tree_node): Adjust.
14056 (build7): Re-write to be build6.
14057 * tree-pass.h (pass_reset_cc_flags): Remove.
14058 (TODO_update_address_taken): New flag.
14059 (pass_simple_dse): Remove.
14060 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
14061 * params.h (MAX_ALIASED_VOPS): Remove.
14062 (AVG_ALIASED_VOPS): Likewise.
14063 * omp-low.c (expand_omp_taskreg): Update SSA form.
14064 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
14065 aliases the lhs in a copy stmt.
14066 * tree-ssa-dse.c (struct address_walk_data): Remove.
14067 (memory_ssa_name_same): Likewise.
14068 (memory_address_same): Likewise.
14069 (get_kill_of_stmt_lhs): Likewise.
14070 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
14071 unused stores. Look through PHI nodes into post-dominated regions.
14072 (dse_optimize_stmt): Simplify. Properly remove stores.
14073 (tree_ssa_dse): Compute dominators.
14074 (execute_simple_dse): Remove.
14075 (pass_simple_dse): Likewise.
14076 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
14077 gimple_loaded_syms and gimple_stored_syms computation.
14078 * toplev.c (dump_memory_report): Dump alias and pta stats.
14079 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
14080 (vn_reference_eq): Likewise.
14081 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
14082 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
14083 valueize_vuses): Remove.
14084 (get_def_ref_stmt_vuses): Simplify. Rename to ...
14085 (get_def_ref_stmt_vuse): ... this.
14086 (vn_reference_lookup_2): New function.
14087 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
14088 walking equivalent vuses. Simplify.
14089 (vn_reference_lookup): Likewise.
14090 (vn_reference_insert): Likewise.
14091 (vn_reference_insert_pieces): Likewise.
14092 (visit_reference_op_call): Simplify.
14093 (visit_reference_op_load): Likewise.
14094 (visit_reference_op_store): Likewise.
14095 (init_scc_vn): Remove shared_lookup_vuses initialization.
14096 (free_scc_vn): Remove shared_lookup_vuses freeing.
14097 (sort_vuses, sort_vuses_heap): Remove.
14098 (get_ref_from_reference_ops): Export.
14099 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
14100 vector with single vuse pointer.
14101 (vn_reference_lookup_pieces, vn_reference_lookup,
14102 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
14103 (shared_vuses_from_stmt): Remove.
14104 (get_ref_from_reference_ops): Declare.
14105 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
14106 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
14107 memory-tag related code.
14108 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
14109 (likely_value): Add comment, skip static-chain of call statements.
14110 (surely_varying_stmt_p): Adjust.
14111 (gimplify_and_update_call_from_tree): Likewise.
14112 (execute_fold_all_builtins): Do not rebuild alias info.
14113 (gimplify_and_update_call_from_tree): Properly update VOPs.
14114 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
14115 (copy_ref_info): Remove memory-tag related code.
14116 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
14117 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
14118 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
14120 * tree-ssa-dom.c (gimple_p): Remove typedef.
14121 (eliminate_redundant_computations): Adjust.
14122 (record_equivalences_from_stmt): Likewise.
14123 (avail_expr_hash): Likewise.
14124 (avail_expr_eq): Likewise.
14125 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
14126 (stmt_makes_single_load): Likewise.
14127 (stmt_makes_single_store): Likewise.
14128 * tree-ssa-alias.c: Rewrite completely.
14129 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
14130 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
14131 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
14132 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
14133 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
14134 Remove public functions.
14135 (pass_reset_cc_flags): Remove.
14136 (pass_build_alias): Move ...
14137 * tree-ssa-structalias.c (pass_build_alias): ... here.
14138 * tree-ssa-alias.c (may_be_aliased): Move ...
14139 * tree-flow-inline.h (may_be_aliased): ... here.
14140 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
14141 count_uses_and_derefs): Move ...
14142 * gimple.c: ... here.
14143 * gimple.h (count_uses_and_derefs): Declare.
14144 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
14145 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
14146 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
14147 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
14148 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
14149 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
14150 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
14152 * tree-dfa.c (refs_may_alias_p): Move ...
14153 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
14154 * tree-ssa-alias.h: New file.
14155 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
14156 (statement_sink_location): Likewise.
14157 * opts.c (decode_options): Do not adjust max-aliased-vops or
14158 avg-aliased-vops values.
14159 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
14160 (TV_CALL_CLOBBER): Likewise.
14161 (TV_FLOW_SENSITIVE): Likewise.
14162 (TV_FLOW_INSENSITIVE): Likewise.
14163 (TV_MEMORY_PARTITIONING): Likewise.
14164 (TV_ALIAS_STMT_WALK): New timevar.
14165 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
14166 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
14167 (get_address_description): Remove memory-tag related code.
14168 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
14169 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
14170 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
14171 and immediate uses in statements. Document.
14172 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
14173 (dump_symbols): Remove.
14174 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
14175 * alias.c (get_deref_alias_set): New function split out from ...
14176 (get_alias_set): ... here.
14177 * alias.h (get_deref_alias_set): Declare.
14178 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
14179 type parameter. Remove restrict pointer handling. Create a
14180 ref-all pointer in case type-based alias sets do not conflict.
14181 (vect_analyze_data_refs): Remove SMT related code.
14182 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
14183 (vectorizable_load): Likewise.
14184 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
14185 (DR_SYMBOL_TAG, DR_VOPS): Remove.
14186 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
14187 Ignore vops and SMTs.
14188 (dr_analyze_alias): Likewise..
14189 (free_data_ref): Likewise.
14190 (create_data_ref): Likewise.
14191 (analyze_all_data_dependences): Likewise.
14192 (get_references_in_stmt): Adjust.
14193 * tree-flow-inline.h (gimple_aliases_computed_p,
14194 gimple_addressable_vars, gimple_call_clobbered_vars,
14195 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
14196 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
14197 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
14198 gimple_mem_ref_stats): Remove.
14199 (gimple_vop): New function.
14200 (op_iter_next_use): Remove vuses and mayuses cases.
14201 (op_iter_next_def): Remove vdefs case.
14202 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
14203 (clear_and_done_ssa_iter): Do not set removed fields.
14204 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
14205 Assert we are not iterating over vuses or vdefs if not also
14206 iterating over uses or defs.
14207 (op_iter_init_use): Likewise.
14208 (op_iter_init_def): Likewise.
14209 (op_iter_next_vdef): Remove.
14210 (op_iter_next_mustdef): Likewise.
14211 (op_iter_init_vdef): Likewise.
14212 (compare_ssa_operands_equal): Likewise.
14213 (link_use_stmts_after): Handle vuse operand.
14214 (is_call_used): Use is_call_clobbered.
14215 (is_call_clobbered): Global variables are always call clobbered,
14216 query the call-clobbers bitmap.
14217 (mark_call_clobbered): Ignore global variables.
14218 (clear_call_clobbered): Likewise.
14219 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
14220 virtual operands sanity check.
14221 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
14223 (TARGET_MEM_REF): Remove TMR_TAG operand.
14224 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
14225 Remove call-clobber related code.
14226 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
14227 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
14228 partitions or escape reason.
14229 (get_single_def_stmt, get_single_def_stmt_from_phi,
14230 get_single_def_stmt_with_phi): Remove.
14231 (dump_referenced_vars): Tidy.
14232 (get_ref_base_and_extent): Allow bare decls.
14233 (collect_dfa_stats): Adjust.
14234 * graphite.c (rename_variables_in_stmt): Adjust.
14235 (graphite_copy_stmts_from_block): Likewise.
14236 (translate_clast): Likewise.
14237 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
14239 (translate_vuse_through_block): Use the oracle.
14240 (phi_translate_1): Adjust.
14241 (value_dies_in_block_x): Use the oracle. Cache the outcome
14243 (valid_in_sets): Check if the VUSE for
14244 a REFERENCE is available.
14245 (eliminate): Do not remove stmts during elimination,
14246 instead queue and remove them afterwards.
14247 (do_pre): Do not rebuild alias info.
14248 (pass_pre): Run TODO_rebuild_alias before PRE.
14249 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
14250 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
14251 (mark_all_v_defs_stmt): Remove.
14252 (mark_all_v_defs_seq): Adjust.
14253 (sra_replace): Likewise.
14254 (scalarize_use): Likewise.
14255 (scalarize_copy): Likewise.
14256 (scalarize_init): Likewise.
14257 (scalarize_ldst): Likewise.
14258 (todoflags): Remove.
14259 (tree_sra): Do not rebuild alias info.
14260 (tree_sra_early): Adjust.
14261 (pass_sra): Run TODO_update_address_taken before SRA.
14262 * tree-predcom.c (set_alias_info): Remove.
14263 (prepare_initializers_chain): Do not call it.
14264 (mark_virtual_ops_for_renaming): Adjust.
14265 (mark_virtual_ops_for_renaming_list): Remove.
14266 (initialize_root_vars): Adjust.
14267 (initialize_root_vars_lm): Likewise.
14268 (prepare_initializers_chain): Likewise.
14269 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
14270 (may_propagate_copy_into_stmt): Likewise.
14271 (merge_alias_info): Do nothing for now.
14272 (propagate_tree_value_into_stmt): Adjust.
14273 (stmt_may_generate_copy): Likewise.
14274 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
14275 not mark symbols for renaming.
14276 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
14277 with the same statement, make sure to update the new pointed-to one.
14278 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
14279 call statements, do not mark symbols for renaming.
14280 (mark_operand_necessary): Dump something.
14281 (ref_may_be_aliased): New function.
14282 (mark_aliased_reaching_defs_necessary_1): New helper function.
14283 (mark_aliased_reaching_defs_necessary): Likewise.
14284 (mark_all_reaching_defs_necessary_1): Likewise.
14285 (mark_all_reaching_defs_necessary): Likewise.
14286 (propagate_necessity): Do not process virtual PHIs. For
14287 non-aliased loads mark all reaching definitions as necessary.
14288 For aliased loads and stores mark the immediate dominating
14289 aliased clobbers as necessary.
14290 (visited): New global static.
14291 (perform_tree_ssa_dce): Free visited bitmap after propagating
14293 (remove_dead_phis): Perform simple dead virtual PHI removal.
14294 (remove_dead_stmt): Properly unlink virtual operands when
14296 (eliminate_unnecessary_stmts): Schedule PHI removal after
14298 * tree-ssa-ter.c (is_replaceable_p): Adjust.
14299 (process_replaceable): Likewise.
14300 (find_replaceable_in_bb): Likewise.
14301 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
14302 based on the single gimple vop.
14303 (verify_flow_insensitive_alias_info): Remove.
14304 (verify_flow_sensitive_alias_info): Likewise.
14305 (verify_call_clobbering): Likewise.
14306 (verify_memory_partitions): Likewise.
14307 (verify_alias_info): Likewise.
14308 (verify_ssa): Adjust..
14309 (execute_update_addresses_taken): Export. Update SSA
14310 manually. Optimize only when optimizing. Use a local bitmap.
14311 (pass_update_address_taken): Remove TODO_update_ssa, add
14313 (pass_update_address_taken): Just use TODO_update_address_taken.
14314 (init_tree_ssa): Do not initialize addressable_vars.
14315 (verify_ssa): Verify new VUSE / VDEF properties.
14316 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
14317 Do not call verify_alias_info.
14318 (delete_tree_ssa): Clear the VUSE, VDEF operands.
14319 Do not free the loaded and stored syms bitmaps. Reset the escaped
14320 and callused solutions. Do not free addressable_vars.
14321 Remove memory-tag related code.
14322 (warn_uninitialized_var): Aliases are always available.
14323 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
14324 * lambda-code.c (can_put_in_inner_loop): Adjust.
14325 (can_put_after_inner_loop): Likewise.
14326 (perfect_nestify): Likewise.
14327 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
14328 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
14329 (vectorizable_conversion): Do not mark symbols for renaming.
14330 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
14331 (expand_call_inline): Unlink the calls virtual operands before
14333 (tree_function_versioning): Do not call update_ssa if we are not
14334 updating clones. Simplify.
14335 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
14336 (propagate_with_phi): Likewise..
14337 * tree-outof-ssa.c (create_temp): Remove memory tag and call
14338 clobber code. Assert we are not aliased or global.
14339 * tree-flow.h: Include tree-ssa-alias.h
14340 (enum escape_type): Remove.
14341 (struct mem_sym_stats_d): Likewise.
14342 (struct mem_ref_stats_d): Likewise.
14343 (struct gimple_df): Add vop member. Remove global_var,
14344 call_clobbered_vars, call_used_vars, addressable_vars,
14345 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
14346 escaped and callused members.
14347 (struct ptr_info_def): Remove all members, add points-to solution
14349 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
14350 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
14351 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
14352 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
14353 (tree-ssa-alias.o): Likewise.
14354 (toplev.o): Add tree-ssa-alias.h
14355 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
14356 * gimple.c (gimple_set_bb): Fix off-by-one error.
14357 (is_gimple_reg): Do not handle memory tags.
14358 (gimple_copy): Also copy virtual operands.
14359 Delay updating the statement. Do not reset loaded and stored syms.
14360 (gimple_set_stored_syms): Remove.
14361 (gimple_set_loaded_syms): Likewise.
14362 (gimple_call_copy_skip_args): Copy the virtual operands
14363 and mark the new statement modified.
14364 * tree-ssa-structalias.c (may_alias_p): Remove.
14365 (set_uids_in_ptset): Take the alias set to prune with as
14366 parameter. Fold in the alias test of may_alias_p.
14367 (compute_points_to_sets): Compute whether a ptr is dereferenced
14368 in a local sbitmap.
14369 (process_constraint): Deal with &ANYTHING on the lhs, reject all
14370 other ADDRESSOF constraints on the lhs.
14371 (get_constraint_for_component_ref): Assert that we don't get
14372 ADDRESSOF constraints from the base of the reference.
14373 Properly generate UNKNOWN_OFFSET for DEREF if needed.
14374 (struct variable_info): Remove collapsed_to member.
14375 (get_varinfo_fc): Remove.
14376 (new_var_info): Do not set collapsed_to.
14377 (dump_constraint): Do not follow cycles.
14378 (dump_constraint_graph): Likewise.
14379 (build_pred_graph): Likewise.
14380 (build_succ_graph): Likewise.
14381 (rewrite_constraints): Likewise.
14382 (do_simple_structure_copy): Remove.
14383 (do_rhs_deref_structure_copy): Remove.
14384 (do_lhs_deref_structure_copy): Remove.
14385 (collapse_rest_of_var): Remove.
14386 (do_structure_copy): Re-implement.
14387 (pta_stats): New global variable.
14388 (dump_pta_stats): New function.
14389 (struct constraint_expr): Make offset signed.
14390 (UNKNOWN_OFFSET): Define special value.
14391 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
14392 (solution_set_expand): New helper function split out from ...
14393 (do_sd_constraint): ... here.
14394 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
14395 (do_ds_constraint): Likewise.
14396 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
14397 and CALLUSED = *CALLUSED.
14398 (set_union_with_increment): Make inc argument signed.
14399 (type_safe): Remove.
14400 (get_constraint_for_ptr_offset): Handle unknown and negative
14402 (first_vi_for_offset): Handle offsets before start. Bail
14403 out early for offsets beyond the variable extent.
14404 (first_or_preceding_vi_for_offset): New function.
14405 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
14406 Together with ESCAPED = *ESCAPED this properly computes reachability.
14407 (find_what_var_points_to): New function.
14408 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
14409 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
14410 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
14411 pt_solutions_intersect): New functions.
14412 (compute_call_used_vars): Remove.
14413 (compute_may_aliases): New main entry into PTA computation.
14414 * gimple.h (gimple_p): New typedef.
14415 (struct gimple_statement_base): Remove references_memory_p.
14416 (struct gimple_statement_with_memory_ops_base): Remove
14417 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
14419 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
14420 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
14421 gimple_set_references_memory): Remove.
14422 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
14423 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
14425 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
14426 (verify_expr): Allow RESULT_DECL.
14427 (gimple_duplicate_bb): Do not copy virtual operands.
14428 (gimple_duplicate_sese_region): Adjust.
14429 (gimple_duplicate_sese_tail): Likewise.
14430 (mark_virtual_ops_in_region): Remove.
14431 (move_sese_region_to_fn): Do not call it.
14432 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
14433 and pass_simple_dse.
14434 (execute_function_todo): Handle TODO_update_address_taken,
14435 call execute_update_addresses_taken for TODO_rebuild_alias.
14436 (execute_todo): Adjust.
14437 (execute_one_pass): Init dump files early.
14438 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
14440 (create_general_new_stmt): Clear vops.
14441 * tree-ssa-reassoc.c (get_rank): Adjust.
14442 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
14443 symbols for renaming.
14444 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
14445 (PARAM_AVG_ALIASED_VOPS): Likewise.
14446 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
14447 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
14448 * tree-ssa-operands.c: Simplify for new virtual operand representation.
14449 (operand_build_cmp, copy_virtual_operands,
14450 create_ssa_artificial_load_stmt, add_to_addressable_set,
14451 gimple_add_to_addresses_taken): Remove public functions.
14452 (unlink_stmt_vdef): New function.
14454 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14456 * config.gcc (powerpc-*-linux*): Merge variants.
14458 2009-04-02 Chao-ying Fu <fu@mips.com>
14459 James Grosbach <james.grosbach@microchip.com>
14461 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
14462 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
14464 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
14465 keep_interrupts_masked_p, use_debug_exception_return_p.
14466 (mips_attribute_table): Add interrupt, use_shadow_register_set,
14467 keep_interrupts_masked, use_debug_exception_return.
14468 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
14469 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
14471 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
14472 (mips_print_operand): Process COP0 registers to print $0 .. $31
14473 correctly for GAS to process.
14474 (mips_interrupt_extra_call_saved_reg_p): New function.
14475 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
14477 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
14478 (mips_compute_frame_info): Add supports for interrupt context that
14479 includes doubleword accumulators and COP0 registers.
14480 (mips_for_each_saved_acc): New function.
14481 (mips_for_each_saved_gpr_and_fpr): Change the function name from
14482 mips_for_each_saved_reg.
14483 (mips_save_reg): Save accumulators.
14484 (mips_kernel_reg_p): A new for_each_rtx callback.
14485 (mips_expand_prologue): Support interrupt handlers.
14486 (mips_restore_reg): Restore accumulators.
14487 (mips_expand_epilogue): Support interrupt handlers.
14488 (mips_can_use_return_insn): Return false for interrupt handlers.
14489 (mips_epilogue_uses): New function.
14490 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
14491 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
14492 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
14493 cop0_move): New instructions.
14494 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
14495 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
14497 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
14499 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
14500 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
14501 interrupt handlers, we use K0 as the temporary register.
14502 (EPILOGUE_USES): Change to a function call.
14503 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
14504 handlers, we use K0 as the temporary register.
14506 * doc/extend.texi (Function Attributes): Document interrupt,
14507 use_shadow_register_set, keep_interrupts_masked,
14508 use_debug_exception_return for MIPS attributes.
14510 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14512 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
14513 Remove a number of t-files from tmake_file.
14514 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
14515 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
14516 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
14517 target_prototype, not TARGET_PROTOTYPE.
14518 (LINK_OS_GNU_SPEC): Define.
14519 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
14520 and darwin-ldoubdle.c.
14522 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
14525 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
14526 (cpp_options): Ditto.
14527 (default_compilers): Ditto.
14528 (display_help): Ditto.
14529 (process_command): Ditto.
14530 (do_spec_1): Ditto.
14531 (set_input): Use lbasename instead of duplicate code.
14532 (save_temps_prefix): New static for -save-temps=obj.
14533 (save_temps_length): Ditto.
14535 * doc/invoke.texi (-save-temps=obj): Document new variant to
14536 -save-temps switch.
14538 2009-04-02 Jeff Law <law@redhat.com>
14540 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
14543 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14545 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
14546 * configure: Regenerated.
14548 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14550 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
14551 share the argument list.
14553 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14557 2009-02-12 Diego Novillo <dnovillo@google.com>
14559 * varpool.c (debug_varpool): New.
14560 * cgraph.h (debug_varpool): Declare.
14562 2009-04-02 Jan Hubicka <jh@suse.cz>
14564 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
14567 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14569 * config/i386/i386.c (ix86_abi): Move initialization to ...
14570 (override_options): Here.
14572 2009-04-02 Christian Bruel <christian.bruel@st.com>
14574 * config/sh/sh.c (sh_dwarf_register_span): New function.
14575 (TARGET_DWARF_REGISTER_SPAN): Define.
14576 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
14578 2009-04-02 Ira Rosen <irar@il.ibm.com>
14580 PR tree-optimization/39595
14581 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
14582 interleaved loads group is not greater than the SLP group size.
14584 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14586 * builtins.c (is_builtin_name): New.
14587 (called_as_built_in): Use is_builtin_name.
14588 * tree.h (is_builtin_name): New.
14589 * varasm.c (incorporeal_function_p): Use is_builtin_name
14591 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
14593 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
14595 2009-04-02 Dodji Seketeli <dodji@redhat.com>
14598 * c-decl.c (clone_underlying_type): Move this ...
14599 * c-common.c (set_underlying_type): ... here.
14600 Also, make sure the function properly sets TYPE_STUB_DECL() on
14601 the newly created typedef variant type.
14602 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
14603 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
14606 2009-04-02 Richard Guenther <rguenther@suse.de>
14608 PR tree-optimization/37221
14609 * tree-flow.h (degenerate_phi_result): Declare.
14610 * tree-ssa-dom.c (degenerate_phi_result): Export.
14611 * tree-scalar-evolution.c (analyze_initial_condition): If
14612 the initial condition is defined by a degenerate PHI node
14613 use the degenerate value.
14615 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
14617 PR rtl-optimization/39588
14618 * combine.c (merge_outer_ops): Do not set the constant when this
14620 (simplify_shift_const_1): Do not modify it either in this case.
14622 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
14624 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
14625 tuning is deprecated if -mtune value is set to an Itanium1 variant.
14627 2009-04-01 Janis Johnson <janis187@us.ibm.com>
14630 * c-lex.c (interpret_float): Default (no suffix) is double.
14632 2009-04-1 Xinliang David Li <davidxl@google.com>
14634 * config/i386/i386.c (legitimate_constant_p): Recognize
14635 all one vector constant.
14637 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14639 * config/vax/vax.c: Add #includes to silence warnings.
14640 Change #include order to silence two warnings.
14642 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14644 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
14645 (ASM_SPEC): Pass -k to the assembler for PIC code.
14647 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14649 * config.gcc: Add vax-*-linux* to the switch.
14650 * config/vax/linux.h: New file. (TARGET_VERSION,
14651 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
14653 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14655 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
14656 Use predicate macros instead of GET_CODE() == foo.
14657 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
14658 ashlsi3, rotrsi3, <unnamed>): Likewise.
14660 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14662 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
14663 jbbccihi, jbbccisi): Remova trailing whitespace.
14664 * config/vax/constraints.md: Likewise.
14665 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14666 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
14667 * config/vax/predicates.md: Likewise.
14668 * config/vax/vax.c (print_operand_address, vax_output_int_move,
14669 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
14670 * config/vax/vax.h: Likewise.
14671 * config/vax/vax.md (nonlocal_goto): Likewise.
14673 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14675 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
14676 (indirectable_address_p, adjacent_operands_p): Add spaces around
14678 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
14680 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14682 * config/vax/vax.c (legitimate_constant_address_p,
14683 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
14684 index_term_p, reg_plus_index_p, legitimate_address_p,
14685 vax_mode_dependent_address_p): Update comments to match functions
14686 modified by the recent int->bool conversion.
14688 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14690 * config/vax/builtins.md: Update copyright message.
14691 * config/vax/constraints.md: Likewise.
14692 * config/vax/netbsd-elf.h: Likewise.
14693 * config/vax/predicates.md: Likewise.
14694 * config/vax/vax-protos.h: Likewise.
14695 * config/vax/vax.c: Likewise.
14696 * config/vax/vax.h: Likewise.
14697 * config/vax/vax.md: Likewise.
14698 * config/vax/vax.opt: Likewise.
14700 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14702 * config/vax/builtins.md (ffssi2, ffssi2_internal,
14703 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
14704 * config/vax/constraints.md (B, R): Likewise.
14705 * config/vax/predicates.md (external_memory_operand,
14706 nonimmediate_addsub_di_operand): Likewise.
14707 * config/vax/vax.c (vax_output_int_add): Likewise.
14708 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
14709 untyped_call): Likewise.
14711 2009-04-01 Matt Thomas <matt@3am-software.com>
14713 * config/vax/predicates.md: New file.
14714 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
14715 external_const_operand, nonsymbolic_operand, external_memory_operand,
14716 indirect_memory_operand, indexed_memory_operand,
14717 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
14718 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
14720 * config/vax/constraints.md: New file.
14721 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
14723 * config/vax/builtins.md: New file.
14724 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
14725 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
14727 * config/vax/vax.opt (mqmath): Add option.
14728 * config/vax/vax.md (isfx): Extend with DI.
14729 (VAXintQH, VAXintQHSD): Define.
14730 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
14731 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
14732 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
14733 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
14734 (movdi): Update constraints and use vax_output_int_move().
14735 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
14736 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
14737 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
14738 nonlocal_goto): New.
14739 (mov<mode>): Extend accepted operand types.
14740 (subdi3_old): Rename from subdi3, change update constraints and use
14741 a new implementation.
14742 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
14743 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
14744 MOVE_RATIO, CLEAR_RATIO): Define.
14745 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
14746 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
14747 (PRINT_OPERAND): Redefine using a function instead of inlined code.
14748 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
14749 (split_quadword_operands): Make static and really allow variable
14751 (print_operand_address): Update for PIC generation.
14752 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
14753 indexable_address_p, fixup_mathdi_operand,
14754 vax_expand_addsub_di_operands, adjacent_operands_p): New.
14755 (vax_float_literal, legitimate_constant_p,
14756 indirectable_constant_address_p, index_term_p,
14757 reg_plus_index_p): Return bool instead of int.
14758 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
14760 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
14762 (vax_output_conditional_branch): Indent.
14763 (legitimate_constant_address_p, indirectable_constant_address_p,
14764 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
14765 vax_mode_dependent_address_p): Return bool instead of int, update for
14767 * config/vax/vax-protos.h (legitimate_constant_address_p,
14768 legitimate_constant_p, legitimate_address_p,
14769 vax_mode_dependent_address_p): Change declaration to bool.
14770 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
14771 vax_expand_addsub_di_operands, vax_output_int_subtract,
14772 vax_output_movmemsi): Declare.
14773 (split_quadword_operands, vax_float_literal): Delete declaration.
14774 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
14775 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
14776 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
14777 ASM_OUTPUT_DWARF_PCREL): Define.
14778 (ASM_SPEC): Change definition to allow PIC generation.
14780 2009-04-01 Steve Ellcey <sje@cup.hp.com>
14782 * doc/sourcebuild.texi: Update front-end requirements.
14784 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14787 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
14788 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
14789 (booldi3_internal3): Use boolean_or_operator instead of
14792 2009-04-01 Joseph Myers <joseph@codesourcery.com>
14795 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
14796 declarator whose size is not an integer constant expression but
14797 folds to an integer constant, then treat it as a constant
14800 2009-04-01 Richard Guenther <rguenther@suse.de>
14802 * fold-const.c (fold_plusminus_mult_expr): Do not fold
14803 i * 4 + 2 to (i * 2 + 1) * 2.
14805 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14808 * c-parser.c (c_parser_asm_statement): Skip until close paren and
14809 return if c_parser_asm_string_literal returned NULL.
14811 2009-04-01 Nick Clifton <nickc@redhat.com>
14813 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
14815 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
14816 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
14817 other typedefs to avoid conflicts with libgcc2.c. Define labels
14818 to gain 16-bit bit-manipulation functions from libgcc2.c and then
14820 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
14821 to gain 16-bit trapping arithmetic functions from libgcc2.c and
14824 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
14826 * varasm.c (default_function_rodata_section): Declare DOT as
14829 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
14830 Andrey Galkin <agalkin@hypercom.com>
14833 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
14834 Make object_name unique for each process.
14836 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14839 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
14840 addressable variables in the parallel that could go out of scope while
14841 running queued tasks.
14843 2009-04-01 Anatoly Sokolov <aesok@post.ru>
14845 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
14846 (CASE_VALUES_THRESHOLD): Redefine.
14847 * config/avr/avr.c (avr_override_options): Remove initialization of
14848 avr_case_values_threshold variable.
14849 (avr_case_values_threshold): Remove variable. Add new function.
14850 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
14851 * config/avr/avr.opt (mno-tablejump): Remove option.
14852 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
14854 2009-04-01 DJ Delorie <dj@redhat.com>
14856 * varasm.c (default_function_rodata_section): Don't assume
14857 anything about where the first '.' in the section name is.
14859 2009-04-01 Alan Modra <amodra@bigpond.net.au>
14861 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
14862 rs6000_emit_stack_tie.
14864 2009-03-31 Ian Lance Taylor <iant@google.com>
14866 * tree-eh.c (tree_remove_unreachable_handlers): Compare
14867 gimple_code with GIMPLE_RESX, not RESX.
14869 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14871 * c-common.c (c_get_ident): New.
14872 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
14874 2009-04-01 Ben Elliston <bje@au.ibm.com>
14876 * config/rs6000/sysv4.opt (msdata): Improve option description.
14878 2009-03-31 Steve Ellcey <sje@cup.hp.com>
14880 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
14881 (divdf3_internal_lat): Remove.
14882 (divxf3_internal_lat): Remove.
14883 (divxf3_internal_thr): Remove.
14884 (divxf): Use divxf3_internal.
14885 * config/ia64/div.md (divsf3_internal_lat): New.
14886 (divdf3_internal_lat): New.
14887 (divxf3_internal): New.
14889 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14892 * Makefile.in (USE_GCC_STDINT): Define.
14893 (stmp-int-hdrs): Install stdint.h if applicable.
14894 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
14896 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
14897 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
14898 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14899 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14900 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14901 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14902 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14903 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14904 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14905 (c_common_nodes_and_builtins): Initialize
14906 underlying_wchar_type_node. Do not initialize
14907 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
14908 nodes for new types.
14909 (c_stddef_cpp_builtins): Define macros for new types.
14910 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
14912 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
14913 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
14914 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
14915 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
14916 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
14917 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
14918 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
14919 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
14920 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
14921 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
14922 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
14923 int16_type_node, int32_type_node, int64_type_node,
14924 uint8_type_node, uint16_type_node, c_uint32_type_node,
14925 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
14926 int_least32_type_node, int_least64_type_node,
14927 uint_least8_type_node, uint_least16_type_node,
14928 uint_least32_type_node, uint_least64_type_node,
14929 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
14930 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
14931 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
14932 uintptr_type_node): Define.
14933 * c-cppbuiltin.c (builtin_define_constants,
14934 builtin_define_type_minmax): New.
14935 (builtin_define_stdint_macros): Define more macros.
14936 (c_cpp_builtins): Define more limit macros.
14937 (type_suffix): New.
14938 (builtin_define_type_max): Define in terms of
14939 builtin_define_type_minmax. Remove is_long parameter. All
14941 * config.gcc (use_gcc_stdint): Define.
14942 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
14943 Add newlib-stdint.h for generic targets.
14944 * config/glibc-stdint.h, config/newlib-stdint.h,
14945 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
14946 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
14947 * config/score/score.h (UINTPTR_TYPE): Define.
14948 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14949 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14950 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14951 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14952 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14953 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14954 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14955 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14956 * config/spu/spu.h (STDINT_LONG32): Define.
14957 * configure.ac (use_gcc_stdint): Substitute.
14958 * configure: Regenerate.
14959 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
14960 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
14961 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
14962 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
14963 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
14964 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
14965 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
14966 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
14967 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
14968 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
14969 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
14970 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
14971 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
14972 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
14973 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
14974 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
14975 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
14976 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
14977 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
14978 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
14979 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
14980 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
14981 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14982 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14983 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14984 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14985 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14986 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14987 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
14989 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
14991 * loop-iv.c (suitable_set_for_replacement): Renamed from
14992 simplify_using_assignment; changed to return bool and to accept new
14993 args DEST and SRC. Return true iff we find a source/destination pair
14994 that can be used to make a replacement, and fill SRC and DEST if so.
14995 Remove arg ALTERED. Don't deal with altered regs here. All callers
14997 (simplify_using_initial_values): Deal with altered regs here and track
14998 more precisely the effect they have on the validity of our expression.
15000 * loop-iv.c (simplify_using_condition): A condition of the form
15001 (EQ REG CONST) can be used to simply make a substitution.
15002 (simplify_using_initial_values): Keep track of conditions we have seen
15003 and keep using them to simplify new expressions, while applying the
15004 same substitutions to them as to the expression.
15006 * simplify-rtx.c (simplify_relational_operation_1): Simplify
15007 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
15010 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
15011 changed. Use this when trying to improve the upper bound.
15012 Generate the comparison by using simplify_gen_relational.
15014 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
15016 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
15018 (simplify_using_assignment, simplify_using_initial_values): Call
15019 replace_in_expr to make replacements. Call replace_single_def_regs
15020 once on the initial version of the expression.
15022 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15025 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
15027 2009-03-31 Richard Guenther <rguenther@suse.de>
15029 PR middle-end/31029
15030 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
15031 equality comparisons. Fold C - X CMP X if C % 2 == 1.
15033 2009-03-31 Richard Guenther <rguenther@suse.de>
15035 * tree.h (div_if_zero_remainder): Declare.
15036 * fold-const.c (div_if_zero_remainder): Export.
15037 * tree-ssa-forwprop.c
15038 (forward_propagate_addr_into_variable_array_index): Handle
15039 constant array index addition outside of the variable index.
15041 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15044 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
15045 define_splits, floatunssi<mode>2): Require x87 conversions from
15046 DImode to be permitted.
15048 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15050 PR preprocessor/15638
15051 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
15053 2009-03-31 Richard Guenther <rguenther@suse.de>
15055 PR middle-end/23401
15056 PR middle-end/27810
15057 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
15058 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
15059 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
15060 a separate statement.
15061 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
15062 (lookup_tmp_var): Likewise.
15063 (is_gimple_formal_tmp_or_call_rhs): Remove.
15064 (is_gimple_reg_or_call_rhs): Rename to ...
15065 (is_gimple_reg_rhs_or_call): ... this.
15066 (is_gimple_mem_or_call_rhs): Rename to ...
15067 (is_gimple_mem_rhs_or_call): ... this.
15068 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
15069 DECL_GIMPLE_REG_P only if is_formal is true.
15070 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
15071 for non-proper post-modify expression gimplification.
15072 (gimplify_self_mod_expr): For post-modify expressions gimplify
15073 the lvalue to a minimal lvalue.
15074 (rhs_predicate_for): Remove formal temp case.
15075 (gimplify_modify_expr_rhs): Likewise.
15076 (gimplify_addr_expr): Use is_gimple_reg.
15077 (gimplify_expr): Remove formal temp cases.
15078 (gimple_regimplify_operands): Likewise.
15079 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
15080 and FILTER_EXPR like constants.
15081 * gimple.c (walk_gimple_op): Fix val_only initialization, use
15083 (is_gimple_formal_tmp_rhs): Remove.
15084 (is_gimple_reg_rhs): Remove special casing.
15085 (is_gimple_mem_rhs): Fix.
15086 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
15087 (is_gimple_formal_tmp_var): Remove.
15088 (is_gimple_formal_tmp_reg): Likewise.
15089 (is_gimple_min_lval): Allow invariant component ref parts.
15090 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
15091 is_gimple_formal_tmp_reg): Remove declarations.
15092 * tree-cfg.c (verify_expr): Verify that variables with address
15093 taken do not have DECL_GIMPLE_REG_P set.
15094 * tree-mudflap.c (mf_build_check_statement_for): Use
15095 force_gimple_operand instead of gimplify_expr.
15097 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
15099 * modulo-sched.c (sms_schedule_by_order): Pass the actual
15100 schedulable rows to compute_split_row.
15102 2009-03-31 Ben Elliston <bje@au.ibm.com>
15105 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
15108 2009-03-31 Alan Modra <amodra@bigpond.net.au>
15110 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
15111 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
15112 * configure: Regenerate.
15113 * config.in: Regenerate.
15114 * config/rs6000/rs6000.opt (mtls-markers): Add.
15115 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
15116 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
15117 (tls_ld_aix, tls_ld_sysv): Likewise.
15118 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
15119 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
15121 2009-03-31 Alan Modra <amodra@bigpond.net.au>
15123 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
15125 2009-03-30 Jan Hubicka <jh@suse.cz>
15127 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
15129 (tree_remove_unreachable_handlers): Cleanup EH predecestor
15130 detection and label handling.
15132 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15134 * ira-int.h (ira_allocno): Rename left_conflicts_num to
15135 left_conflicts_size.
15136 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
15137 ALLOCNO_LEFT_CONFLICTS_SIZE.
15139 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
15140 remove_allocno_from_bucket_and_push,
15141 allocno_spill_priority_compare, push_allocnos_to_stack,
15142 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15143 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
15144 (setup_allocno_left_conflicts_num): Ditto. Rename to
15145 setup_allocno_left_conflicts_size.
15146 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15147 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
15148 setup_allocno_left_conflicts_size instead of
15149 setup_allocno_left_conflicts_num.
15151 * ira-build.c (ira_create_allocno): Use
15152 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
15153 ALLOCNO_LEFT_CONFLICTS_NUM.
15155 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15157 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15158 instead of DF_LR_OUT.
15160 * ira-lives.c (process_bb_node_lives): Ditto.
15162 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15163 instead of DF_LR_{OUT,IN}.
15165 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15167 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15169 2009-03-30 Jan Hubicka <jh@suse.cz>
15171 * except.c (label_to_region_map): Fix thinko.
15173 2009-03-30 Steve Ellcey <sje@cup.hp.com>
15175 PR middle-end/38237
15176 * tree.h (tree_find_value): New declaration.
15177 * tree.c (tree_find_value): New function.
15178 * varasm.c (assemble_external): Avoid duplicate entries on lists.
15180 2009-03-30 Jakub Jelinek <jakub@redhat.com>
15183 * c-decl.c (struct c_binding): Add locus field.
15184 (bind): Add locus argument, set locus field from it.
15185 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
15186 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
15187 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
15188 implicitly_declare, undeclared_variable, lookup_label,
15189 declare_label, c_make_fname_decl, c_builtin_function,
15190 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
15193 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
15196 * config/i386/i386.c (classify_argument): Check total size of
15199 2009-03-30 Martin Jambor <mjambor@suse.cz>
15201 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
15202 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
15203 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
15206 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
15207 seen_variable_array_ref while also traversing a union.
15209 * tree-inline.c (optimize_inline_calls): Do not call
15210 cgraph_node_remove_callees.
15211 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
15212 (pass_remove_cgraph_callee_edges): New variable.
15213 * passes.c (init_optimization_passes): Add
15214 pass_remove_cgraph_callee_edges after early inlining and before all
15215 late intraprocedural passes.
15217 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
15219 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15221 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
15222 Fix typos in names.
15224 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15226 * combine.c (simplify_comparison): Use have_insn_for.
15227 * dojump.c (do_jump): Likewise.
15229 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15231 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
15232 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
15233 sparc_compare_op0 like sparc_compare_emitted used to be handled.
15234 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
15235 instead of sparc_compare_emitted.
15236 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
15237 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
15238 instead of sparc_compare_emitted.
15240 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15242 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
15243 enter/exit cfglayout mode.
15244 (pass_partition_block): Require it.
15245 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
15246 (combine_instructions): Track basic blocks instead of labels.
15247 (update_cfg_for_uncondjump): New.
15248 (try_combine): Use it. Update jumps after rescanning.
15249 (pass_combine): Require PROP_cfglayout.
15250 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
15252 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15254 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
15255 Provide/destroy PROP_cfglayout respectively.
15256 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
15257 * tree-pass.h (PROP_cfglayout): New.
15259 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15261 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
15262 fold_convert_const_fixed_from_fixed,
15263 fold_convert_const_fixed_from_int,
15264 fold_convert_const_fixed_from_real, fold_negate_const): Do not
15265 set TREE_CONSTANT_OVERFLOW.
15266 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
15267 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
15269 2009-03-30 Ira Rosen <irar@il.ibm.com>
15271 * tree-vect-loop-manip.c: New file.
15272 * tree-vectorizer.c: Update documentation and included files.
15273 (vect_loop_location): Make extern.
15274 (rename_use_op): Move to tree-vect-loop-manip.c
15275 (rename_variables_in_bb, rename_variables_in_loop,
15276 slpeel_update_phis_for_duplicate_loop,
15277 slpeel_update_phi_nodes_for_guard1,
15278 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
15279 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
15280 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
15281 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
15282 find_loop_location): Likewise.
15283 (new_stmt_vec_info): Move to tree-vect-stmts.c.
15284 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
15285 get_vectype_for_scalar_type, vect_is_simple_use,
15286 supportable_widening_operation, supportable_narrowing_operation):
15288 (bb_in_loop_p): Move to tree-vect-loop.c.
15289 (new_loop_vec_info, destroy_loop_vec_info,
15290 reduction_code_for_scalar_code, report_vect_op,
15291 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
15292 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
15293 (vect_supportable_dr_alignment): Likewise.
15294 * tree-vectorizer.h (tree-data-ref.h): Include.
15295 (vect_loop_location): Declare.
15296 Reorganize function declarations according to the new file structure.
15297 * tree-vect-loop.c: New file.
15298 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
15299 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
15300 * tree-vect-data-refs.c: New file.
15301 * tree-vect-patterns.c (timevar.h): Don't include.
15302 * tree-vect-stmts.c: New file.
15303 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
15304 tree-vect-slp.c, tree-vect-loop.c.
15305 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
15306 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
15307 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
15308 (tree-vect-analyze.o): Remove.
15309 (tree-vect-transform.o): Likewise.
15310 (tree-vect-data-refs.o): Add rule.
15311 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
15312 tree-vect-slp.o): Likewise.
15313 (tree-vect-patterns.o): Remove redundant dependencies.
15314 (tree-vectorizer.o): Likewise.
15315 * tree-vect-slp.c: New file.
15317 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15319 * optc-gen.awk: Warn if an option flag has multiple different
15322 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
15324 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
15325 -floop-block): Document dependences on PPL, CLooG and Graphite.
15327 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15329 PR rtl-optimization/323
15330 * c-common.c (c_fully_fold, convert_and_check,
15331 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
15332 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
15333 * c-common.def (EXCESS_PRECISION_EXPR): New.
15334 * c-cppbuiltin.c (builtin_define_float_constants): Define
15335 constants with enough digits for long double.
15336 * c-lex.c (interpret_float): Interpret constant with excess
15337 precision where appropriate.
15338 * c-opts.c (c_common_post_options): Set
15339 flag_excess_precision_cmdline. Give an error for
15340 -fexcess-precision=standard for C++ for processors where the
15341 option is significant.
15342 * c-parser.c (c_parser_conditional_expression): Handle excess
15343 precision in condition.
15344 * c-typeck.c (convert_arguments): Handle arguments with excess
15346 (build_unary_op): Move excess precision outside operation.
15347 (build_conditional_expr): Likewise.
15348 (build_compound_expr): Likewise.
15349 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
15350 (build_modify_expr): Handle excess precision in RHS.
15351 (convert_for_assignment): Handle excess precision in converted
15353 (digest_init, output_init_element, process_init_element): Handle
15354 excess precision in initializer.
15355 (c_finish_return): Handle excess precision in return value.
15356 (build_binary_op): Handle excess precision in operands and add
15357 excess precision as needed for operation.
15358 * common.opt (-fexcess-precision=): New option.
15359 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
15360 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
15361 For standard excess precision, output explicit conversion to and
15362 truncation from XFmode.
15363 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
15364 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
15365 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
15366 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
15367 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
15368 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
15369 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
15370 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
15371 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
15372 define_splits, sqrt<mode>2): Disable where appropriate for
15373 standard excess precision.
15374 * convert.c (convert_to_real): Do not shorten arithmetic to type
15375 for which excess precision would be used.
15376 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
15377 * doc/invoke.texi (-fexcess-precision=): Document option.
15378 (-mfpmath=): Correct index entry.
15379 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
15380 flag_excess_precision): New.
15381 * langhooks.c (lhd_post_options): Set
15382 flag_excess_precision_cmdline.
15383 * opts.c (common_handle_option): Handle -fexcess-precision=.
15384 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
15385 init_excess_precision): New.
15386 (lang_dependent_init_target): Call init_excess_precision.
15387 * tree.c (excess_precision_type): New.
15388 * tree.h (excess_precision_type): Declare.
15390 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15393 * c-typeck.c (build_component_ref): Do not copy qualifiers from
15394 non-lvalue to component.
15396 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15398 PR preprocessor/34695
15399 * Makefile.in (c-opts.o): Depend on c-tree.h.
15400 * c-common.c: Move down include of diagnostic.h.
15401 (done_lexing, c_cpp_error): New.
15402 * c-common.h (done_lexing): Declare.
15403 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
15405 * c-opts.c: Include c-tree.h.
15406 (c_common_init_options): Set preprocessor error callback.
15407 (c_common_handle_option): Do not set preprocessor
15408 inhibit_warnings, warnings_are_errors, warn_system_headers,
15409 pedantic_errors or inhibit_warnings flags.
15410 (c_common_post_options): Do not check cpp_errors (parse_in).
15411 (c_common_finish): Do not output dependencies if there were
15412 errors. Do not check return value of cpp_finish.
15413 * c-ppoutput.c (pp_file_change): Set input_location.
15414 * c-tree.h (c_cpp_error): Declare.
15415 * diagnostic.c (diagnostic_set_info_translated): Also initialize
15417 (diagnostic_build_prefix): Check override_column.
15418 * diagnostic.h (diagnostic_info): Add override_column field.
15419 (diagnostic_override_column): Define.
15421 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
15423 * c-common.c (c_expand_expr, c_staticp): Remove.
15424 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
15425 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
15426 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
15427 * c-gimplify.c (gimplify_compound_literal_expr,
15428 optimize_compound_literals_in_ctor): Remove.
15429 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
15430 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
15431 * c-semantics.c (emit_local_var): Remove.
15433 * langhooks-def.h (lhd_expand_expr): Remove.
15434 * langhooks.c (lhd_expand_expr): Remove.
15435 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
15437 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
15438 handling from c-semantics.c; don't call into langhook.
15439 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
15440 * gimplify.c (gimplify_compound_literal_expr,
15441 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
15442 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
15443 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
15444 as was done in c-gimplify.c.
15445 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
15446 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
15447 Move from c-common.h.
15448 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
15450 * tree.c (staticp): Do not call langhook.
15451 * langhooks.c (lhd_staticp): Delete.
15452 * langhooks-def.h (lhd_staticp): Delete prototype.
15453 (LANG_HOOKS_STATICP): Delete.
15454 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
15456 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
15457 instead of DECL_STMTs.
15459 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15467 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
15469 (fold_call_expr): Return a NOP_EXPR from folding rather than the
15470 contained expression.
15471 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
15472 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
15473 conditional expressions for C.
15474 (decl_constant_value_for_optimization): Move from
15475 decl_constant_value_for_broken_optimization in c-typeck.c. Check
15476 whether optimizing and that the expression is a VAR_DECL not of
15477 array type instead of doing such checks in the caller. Do not
15478 check pedantic. Call gcc_unreachable for C++.
15479 * c-common.def (C_MAYBE_CONST_EXPR): New.
15480 * c-common.h (c_fully_fold, c_save_expr,
15481 decl_constant_value_for_optimization): New prototypes.
15482 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15483 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15484 EXPR_INT_CONST_OPERANDS): Define.
15485 * c-convert.c (convert): Strip nops from expression.
15486 * c-decl.c (groktypename): Take extra parameters expr and
15487 expr_const_operands. Update call to grokdeclarator.
15488 (start_decl): Update call to grokdeclarator. Add statement for
15489 expressions used in type of decl.
15490 (grokparm): Update call to grokdeclarator.
15491 (push_parm_decl): Update call to grokdeclarator.
15492 (build_compound_literal): Add parameter non_const and build a
15493 C_MAYBE_COSNT_EXPR if applicable.
15494 (grokdeclarator): Take extra parameters expr and
15495 expr_const_operands. Track expressions used in declaration
15496 specifiers and declarators. Fold array sizes and track whether
15497 they are constant expressions and whether they are integer
15498 constant expressions.
15499 (parser_xref_tag): Set expr and expr_const_operands fields in
15501 (grokfield): Update call to grokdeclarator.
15502 (start_function): Update call to grokdeclarator.
15503 (build_null_declspecs): Set expr and expr_const_operands fields in
15505 (declspecs_add_type): Handle expressions in typeof specifiers.
15506 * c-parser.c (c_parser_declspecs): Set expr and
15507 expr_const_operands fields for declaration specifiers.
15508 (c_parser_enum_specifier): Likewise.
15509 (c_parser_struct_or_union_specifier): Likewise.
15510 (c_parser_typeof_specifier): Likewise. Update call to
15511 groktypename. Fold expression as needed. Return expressions with
15512 type instead of adding statements.
15513 (c_parser_attributes): Update calls to c_parser_expr_list.
15514 (c_parser_statement_after_labels): Fold expression before passing
15515 to objc_build_throw_stmt.
15516 (c_parser_condition): Fold expression.
15517 (c_parser_asm_operands): Fold expression.
15518 (c_parser_conditional_expression): Use c_save_expr. Update call
15519 to build_conditional_expr.
15520 (c_parser_alignof_expression): Update call to groktypename.
15521 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
15522 original_code. Fold expression argument of va_arg. Create
15523 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
15524 argument to va_arg. Update calls to groktypename. Fold array
15525 index for offsetof. Verify that first argument to
15526 __builtin_choose_expr has integer type.
15527 (c_parser_postfix_expression_after_paren_type): Update calls to
15528 groktypename and build_compound_literal. Handle expressions with
15529 side effects in type name.
15530 (c_parser_postfix_expression_after_primary): Update call to
15531 c_parser_expr_list. Set original_code for calls to
15532 __builtin_constant_p.
15533 (c_parser_expr_list): Take extra parameter fold_p. Fold
15534 expressions if requested.
15535 (c_parser_objc_type_name): Update call to groktypename.
15536 (c_parser_objc_synchronized_statement): Fold expression.
15537 (c_parser_objc_receiver): Fold expression.
15538 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
15539 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
15540 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
15541 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
15542 (struct c_typespec): Add elements expr and expr_const_operands.
15543 (struct c_declspecs): Add elements expr and expr_const_operands.
15544 (groktypename, build_conditional_expr, build_compound_literal):
15546 (in_late_binary_op): Declare.
15547 * c-typeck.c (note_integer_operands): New function.
15548 (in_late_binary_op): New variable.
15549 (decl_constant_value_for_broken_optimization): Move to c-common.c
15550 and rename to decl_constant_value_for_optimization.
15551 (default_function_array_conversion): Do not strip nops.
15552 (default_conversion): Do not call
15553 decl_constant_value_for_broken_optimization.
15554 (build_array_ref): Do not fold result.
15555 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
15556 result when operand is a VLA.
15557 (c_expr_sizeof_type): Update call to groktypename. Handle
15558 expressions included in type name. Use C_MAYBE_CONST_EXPR for
15559 result when operand names a VLA type.
15560 (build_function_call): Update call to build_compound_literal.
15561 Only fold result for calls to __builtin_* functions. Strip
15562 NOP_EXPR from INTEGER_CST returned from such functions. Fold
15563 the function designator.
15564 (convert_arguments): Fold arguments. Update call to
15565 convert_for_assignment.
15566 (build_unary_op): Handle increment and decrement of
15567 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
15568 decrement earlier. Fold operand of increment and decrement.
15569 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
15570 built for integer operand. Wrap returns that are INTEGER_CSTs
15571 without being integer constant expressions or that have integer
15572 constant operands without being INTEGER_CSTs.
15573 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
15574 (build_conditional_expr): Add operand ifexp_bcp. Track whether
15575 result is an integer constant expression or can be used in
15576 unevaluated parts of one and avoid folding and wrap as
15577 appropriate. Fold operands before possibly doing -Wsign-compare
15579 (build_compound_expr): Wrap result for C99 if operands can be used
15580 in integer constant expressions.
15581 (build_c_cast): Update call to digest_init. Do not ignore
15582 overflow from casting floating-point constants to integers. Wrap
15583 results that could be confused with integer constant expressions,
15584 null pointer constants or floating-point constants.
15585 (c_cast_expr): Update call to groktypename. Handle expressions
15586 included in type name.
15587 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
15588 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
15589 Update calls to convert_for_assignment.
15590 (convert_for_assignment): Take new parameter
15591 null_pointer_constant. Do not strip nops or call
15592 decl_constant_value_for_broken_optimization. Set
15593 in_late_binary_op for conversions to boolean.
15594 (store_init_value): Update call to digest_init.
15595 (digest_init): Take new parameter null_pointer_constant. Do not
15596 call decl_constant_value_for_broken_optimization. pedwarn for
15597 initializers not constant expressions. Update calls to
15598 convert_for_assignment.
15599 (constructor_nonconst): New.
15600 (struct constructor_stack): Add nonconst element.
15601 (really_start_incremental_init, push_init_level, pop_init_level):
15602 Handle constructor_nonconst and nonconst element.
15603 (set_init_index): Call constant_expression_warning for array
15605 (output_init_element): Fold value. Set constructor_nonconst as
15606 applicable. pedwarn for initializers not constant expressions.
15607 Update call to digest_init. Call constant_expression_warning
15608 where constant initializers are required.
15609 (process_init_element): Use c_save_expr.
15610 (c_finish_goto_ptr): Fold expression.
15611 (c_finish_return): Fold return value. Update call to
15612 convert_for_assignment.
15613 (c_start_case): Fold switch expression.
15614 (c_process_expr_stmt): Fold expression.
15615 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
15616 ensure statement expression is not evaluated in constant expression.
15617 (build_binary_op): Track whether results are integer constant
15618 expressions or may occur in such, disable folding and wrap results
15619 as applicable. Fold operands for -Wsign-compare warnings unless
15621 (c_objc_common_truthvalue_conversion): Handle results folded to
15622 integer constants that are not integer constant expressions.
15623 * doc/extend.texi: Document when typeof operands are evaluated,
15624 that condition of __builtin_choose_expr is an integer constant
15625 expression, and more about use of __builtin_constant_p in
15628 2009-03-29 Richard Guenther <rguenther@suse.de>
15630 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
15631 propagate addresses of array references.
15633 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
15635 * regmove.c (perhaps_ends_bb_p): Remove.
15636 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
15637 from INSN and check that the main loop stays within that basic block.
15638 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
15639 (regmove_forward_pass): Split out from regmove_optimize. Use
15640 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
15641 (regmove_backward_pass): Split out from regmove_optimize. Use
15642 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
15643 (regmove_optimize): Simplify.
15645 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15648 * config/i386/i386.c (classify_argument): Ignore flexible array
15649 member in struct and warn ABI change.
15651 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15653 * config/i386/i386-protos.h (ix86_agi_dependent): New.
15655 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
15656 (ix86_adjust_cost): Updated.
15658 2009-03-29 Jan Hubicka <jh@suse.cz>
15660 PR middle-end/28850
15661 * tree-pass.h (pass_cleanup_eh): New function.
15662 (remove_unreachable_regions): Break code handling RTL
15663 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
15664 that can not be reached by runtime.
15665 (can_be_reached_by_runtime): New function.
15666 (label_to_region_map): New function.
15667 (num_eh_regions): New function.
15668 (rtl_remove_unreachable_regions): New function.
15669 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
15670 (remove_eh_region): New function.
15671 * except.h: Include sbitmap and vecprim.
15672 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
15673 num_eh_regions): Declare.
15674 * passes.c (init_optimization_passes): Schedule cleanup_eh.
15675 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
15676 * tree-eh.c (tree_remove_unreachable_handlers): New function.
15677 (tree_empty_eh_handler_p): New function.
15678 (cleanup_empty_eh): New function.
15679 (cleanup_eh): New function.
15680 (pass_cleanup_eh): New function.
15682 2009-03-29 Jan Hubicka <jh@suse.cz>
15684 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
15685 for removed regions.
15687 2009-03-29 Jan Hubicka <jh@suse.cz>
15689 * except.c (dump_eh_tree): Dump all datastructures.
15691 2009-03-29 Jan Hubicka <jh@suse.cz>
15693 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
15694 (duplicate_eh_regions_1): Likewise.
15695 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
15696 vector; call EH verification.
15697 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15698 Be ready for region being removed.
15700 2009-03-29 Jan Hubicka <jh@suse.cz>
15702 * bitmap.c (bitmap_last_set_bit): New function.
15703 * bitmap.h (bitmap_last_set_bit): Declare.
15705 2009-03-29 David Ayers <ayers@fsfe.org>
15708 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
15709 by calling objc_compare_types and surpress warnings about
15710 incompatible C pointers that are compatible ObjC pointers.
15712 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
15714 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
15715 call initialize_inline_failed.
15716 (initialize_inline_failed): Move it from here ...
15717 * cgraph.c (initialize_inline_failed): ... to here.
15718 (cgraph_create_edge): Call initialize_inline_failed rather than
15719 setting inline_failed directly.
15721 2009-03-29 Ben Elliston <bje@au.ibm.com>
15724 * sysv4.opt (msdata): Improve comment.
15725 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
15726 * sysv4.h (SVR4_ASM_SPEC): Likewise.
15728 2009-03-29 Ben Elliston <bje@au.ibm.com>
15731 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
15732 load and store attributes.
15734 2009-03-29 Ben Elliston <bje@au.ibm.com>
15736 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
15737 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
15738 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
15739 * doc/extend.texi (X86 Built-in Functions): Add index entries for
15740 __builtin_infq and __builtin_huge_valq.
15742 2009-03-28 Anatoly Sokolov <aesok@post.ru>
15744 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
15746 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15747 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
15749 2009-03-28 Xinliang David Li <davidxl@google.com>
15751 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
15752 (do_dbg_cnt): New function.
15754 2009-03-28 Jan Hubicka <jh@suse.cz>
15756 Merge from pretty-ipa:
15758 2009-03-27 Jan Hubicka <jh@suse.cz>
15760 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15761 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
15762 * passes.c (function_called_by_processed_nodes_p): New.
15763 * ipa-pure-const.c (check_call): Fix handling of operands.
15764 (analyze_function): Dump debug output for skipped bodies.
15765 (local_pure_const): Use function_called_by_processed_nodes_p.
15766 * dwarf2out.c (reference_to_unused): Use output.
15767 * passes.c (do_per_function_toporder): Likewise.
15769 2008-11-12 Jan Hubicka <jh@suse.cz>
15771 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
15772 * ipa-pure-const.c (funct_state_d): Add can throw field; make
15773 state_set_in_source enum
15774 (check_decl): Ignore memory tags; do not set fake looping flags;
15776 (check_operand, check_tree, check_rhs_var, check_lhs_var,
15777 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
15778 (check_call, analyze_function): Rewrite.
15780 (add_new_function): Update call of analyze_function.
15781 (generate_summary): Add call of analyze_function.
15782 (propagate): Propagate can_throw; handle state_set_in_source correctly.
15783 (local_pure_const): New function.
15784 (pass_local_pure_const): New pass.
15785 * ipa-inline.c (inline_transform): Set after_inlining.
15786 * tree-eh.c (stmt_can_throw_external): New.
15787 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
15788 work with aliasing built.
15789 * tree-flow.h (stmt_can_throw_external): New.
15790 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
15791 and local pure/const pass in early and late optimization queue.
15793 2009-03-28 Martin Jambor <mjambor@suse.cz>
15795 * fold-const.c (get_pointer_modulus_and_residue): New parameter
15797 (fold_binary): Allow function decl aligment consideration is the
15798 second argument is integer constant one.
15799 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
15800 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
15801 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
15803 2009-03-28 Jan Hubicka <jh@suse.cz>
15805 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
15806 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
15807 * function.h (rtl_data): Add nothrow flag.
15808 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
15809 set DECL_NOTHROW for AVAILABLE functions.
15811 2009-03-28 Jakub Jelinek <jakub@redhat.com>
15813 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
15814 following vector keyword has expansion starting with pixel or bool
15815 keyword, expand vector to __vector and pixel or bool to __pixel or
15819 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
15820 warn_if_disallowed_function_p): Removed.
15821 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
15822 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
15823 warning_if_disallowed_function_p.
15824 * flags.h (warn_if_disallowed_function_p,
15825 warn_disallowed_functions): Removed.
15826 * common.opt (Wdisallowed-function-list=): Removed.
15827 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
15829 2009-03-28 Richard Guenther <rguenther@suse.de>
15831 PR tree-optimization/38723
15832 * tree-ssa-pre.c (compute_avail): Add all default definitions to
15835 2009-03-28 Jan Hubicka <jh@suse.cz>
15837 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
15838 test introduced by my previous patch.
15840 2009-03-28 Richard Guenther <rguenther@suse.de>
15842 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
15843 the PHIs value undefined.
15845 2009-03-28 Jan Hubicka <jh@suse.cz>
15847 * tree-pass.h (pass_fixup_cfg): New pass.
15848 * ipa-inline.c (inline_transform): Set
15849 always_inline_functions_inlined/after_inlining.
15850 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
15851 (pass_fixup_cfg): New pass.
15852 * passes.c (init_optimization_passes): Add fixup_cfg.
15854 2009-03-28 Richard Guenther <rguenther@suse.de>
15856 PR tree-optimization/38458
15857 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
15858 argument use the arguments copy-of value.
15860 2009-03-28 Richard Guenther <rguenther@suse.de>
15862 PR tree-optimization/38180
15863 * tree-ssa-ccp.c (get_default_value): Simplify.
15864 (likely_value): Likewise.
15865 (surely_varying_stmt_p): Properly handle VOP case.
15866 (ccp_initialize): Likewise.
15867 (ccp_fold): Handle propagating through *&.
15868 (fold_const_aggregate_ref): Also handle decls.
15870 2009-03-28 Jan Hubicka <jh@suse.cz>
15872 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15873 * cgraph.h (cgraph_node): Likewise.
15874 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
15875 (cgraph_reset_node): Use process flag.
15876 (cgraph_mark_functions_to_output): Likewise.
15877 (cgraph_expand_function): Likewise.
15878 (cgraph_expand_all_functions): Likewise.
15879 (cgraph_output_in_order): Likewise.
15880 * dwarf2out.c (reference_to_unused): Likewise.
15881 * passes.c do_per_function_toporder): Likewise.
15883 2009-03-28 Jan Hubicka <jh@suse.cz>
15885 Bring from lto-branch:
15887 2008-09-03 Doug Kwan <dougkwan@google.com>
15889 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
15890 enums instead of reason strings.
15891 * cgraph.c (cgraph_create_edge): Same.
15892 (cgraph_inline_failed_string): New function.
15893 * cgraph.h (cgraph_inline_failed_t): New enum type.
15894 (cgraph_inline_failed_string): New prototype.
15895 (struct cgraph_edge): Change type of INLINED_FAILED from constant
15896 char pointer to cgraph_inline_failed_t.
15897 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
15898 (cgraph_default_inline_p): Ditto.
15899 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
15900 to cgraph_inline_failed_t pointer.
15901 * cif-code.def: New file.
15902 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
15904 (cgraph_check_inline_limits): Change type of REASON to pointer to
15905 cgraph_inline_failed_t. Replace reason strings with enums.
15906 (cgraph_default_inline_p): Ditto.
15907 (cgraph_recursive_inlining_p): Ditto.
15908 (update_caller_keys): Change type of FAILED_REASON to
15909 cgraph_inline_failed_t.
15910 (cgraph_set_inline_failed): Change type of REASON to pointer to
15911 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
15912 convert enums to strings for text output.
15913 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
15914 to be of type cgraph_inline_failed_t. Replace reason strings with
15915 enums. Call cgraph_inline_failed_string to covert enums
15916 to strings for text output.
15917 (cgraph_decide_inlining): Replace reason strings with enums.
15918 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
15919 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
15921 * tree-inline.c (expand_call_inline): Change type of REASON
15922 to cgraph_inline_failed_t. Replace reason strings with enums.
15923 Call cgraph_inline_failed_string for text output.
15924 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
15927 2009-03-28 Jan Hubicka <jh@suse.cz>
15929 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
15930 cgraph_clone_node): Remove master clone handling.
15931 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15932 * cgraph.h (master_clone): Remove.
15933 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15934 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
15935 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
15937 2009-03-28 Jan Hubicka <jh@suse.cz>
15939 * cgraph.c (cgraph_function_body_availability): Functions declared
15940 inline are always safe to assume that it is not going to be replaced.
15942 2009-03-28 Richard Guenther <rguenther@suse.de>
15944 PR tree-optimization/38513
15945 * tree-ssa-pre.c (eliminate): Remove redundant stores.
15946 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15947 EXC_PTR_EXPR and FILTER_EXPR.
15948 (get_ref_from_reference_ops): Likewise.
15950 2009-03-28 Richard Guenther <rguenther@suse.de>
15952 PR tree-optimization/38968
15953 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
15954 Use FLOOR_MOD_EXPR to compute misalignment.
15956 2009-03-28 Richard Guenther <rguenther@suse.de>
15958 PR tree-optimization/37795
15959 * tree.h (combine_comparisons): Declare.
15960 * fold-const.c (combine_comparisons): Export.
15961 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
15963 (ifcombine_iforif): Use combine_comparisons.
15965 2009-03-28 Jan Hubicka <jh@suse.cz>
15967 * tree-eh.c (inlinable_call_p): New function.
15968 (make_eh_edges): Use it.
15969 (verify_eh_edges): Use it.
15970 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
15971 * except.c (reachable_next_level): Add inlinable_function argument
15972 (sjlj_find_directly_reachable_regions): Update.
15973 (add_reachable_handler): Do not set saw_any_handlers.
15974 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
15975 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15976 Add new inlinable call parameter.
15977 (can_throw_internal, can_throw_external): Update.
15978 * except.h (can_throw_internal_1, can_throw_external_1,
15979 foreach_reachable_handler): Update declaration.
15981 2009-03-28 Joseph Myers <joseph@codesourcery.com>
15983 * config/arm/t-arm-coff, config/h8300/coff.h,
15984 config/i386/i386-aout.h, config/i386/i386-coff.h,
15985 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
15986 config/pdp11/2bsd.h, config/rs6000/aix41.h,
15987 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
15988 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
15989 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
15990 sys-types.h: Remove.
15991 * Makefile.in: Remove protoize and fixproto support and references
15993 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
15994 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
15996 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
15997 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
15998 unprotoize$(exeext).
15999 (rest.encap): Don't depend on $(STMP_FIXPROTO)
16000 (.PHONY): Don't depend on proto.
16001 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
16002 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
16003 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
16004 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
16005 build/gen-protos.o, build/scan.o, xsys-protos.h,
16006 build/fix-header$(build_exeext), build/fix-header.o,
16007 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
16008 stmp-install-fixproto): Remove.
16009 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
16010 SYSCALLS.c or fixproto files.
16011 (install-common): Don't install protoize.
16012 (install-headers-tar, install-headers-cpio, install-headers-cp):
16013 Don't depend on $(STMP_FIXPROTO).
16014 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
16015 install fixproto files or write out fixproto settings.
16016 (uninstall): Don't uninstall protoize.
16017 * config.gcc (use_fixproto): Remove.
16018 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
16019 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
16020 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
16021 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
16022 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
16023 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
16024 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
16025 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
16026 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
16027 * config/t-vxworks (STMP_FIXPROTO): Remove.
16028 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
16029 STMP_FIXPROTO): Remove.
16030 * config.in, configure: Regenerate.
16031 * crtstuff.c (gid_t, uid_t): Don't undefine.
16032 * doc/install.texi: Change m68k-coff to m68k-elf in example.
16033 (arm-*-coff, arm-*-aout: Remove target entries.
16034 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
16035 Remove mention of AIX 4.1.
16036 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
16037 * doc/invoke.texi (Running Protoize): Remove.
16038 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
16039 (Protoize Caveats): Remove.
16040 * tsystem.h: Update comments on headers assumed to exist.
16042 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
16044 * genautomata.c: Add a new year to the copyright. Add a new
16046 (struct insn_reserv_decl): Add comments for member bypass_list.
16047 (find_bypass): Remove.
16048 (insert_bypass): New.
16049 (process_decls): Use insert_bypass.
16050 (output_internal_insn_latency_func): Output all bypasses with the
16051 same input insn in one switch case.
16053 * rtl.def (define_bypass): Describe bypass choice.
16054 * doc/md.texi (define_bypass): Ditto.
16056 2009-03-27 Richard Guenther <rguenther@suse.de>
16058 * gimplify.c (mark_addressable): Export.
16059 * tree-flow.h (mark_addressable): Declare.
16060 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
16061 * tree-ssa.c (verify_phi_args): Verify that address taken
16062 variables have TREE_ADDRESSABLE set.
16064 2009-03-27 Richard Guenther <rguenther@suse.de>
16066 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
16067 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
16068 Do not mark decls TREE_ADDRESSABLE.
16069 (build_fold_addr_expr): Adjust.
16070 (fold_addr_expr): Remove.
16071 (fold_unary): Use build_fold_addr_expr.
16072 (fold_comparison): Likewise.
16073 (split_address_to_core_and_offset): Likewise.
16074 * coverage.c (tree_coverage_counter_addr): Mark the array decl
16076 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
16077 (gimplify_modify_expr_to_memcpy): Mark source and destination
16079 * omp-low.c (create_omp_child_function): Mark the object decl
16081 (lower_rec_input_clauses): Mark the var we take the address of
16083 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
16085 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16087 PR middle-end/39315
16088 * cfgexpand.c (expand_one_stack_var_at): Change alignment
16089 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
16091 2009-03-27 Richard Guenther <rguenther@suse.de>
16093 PR tree-optimization/39120
16094 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
16096 (handle_lhs_call): Process return constraints. Add escape
16097 constraints if necessary.
16098 (handle_const_call): Fill out return constraints. Make nested
16099 case more precise. Avoid consttmp if possible.
16100 (handle_pure_call): Fill out return constraints. Avoid
16101 callused if possible.
16102 (find_func_aliases): Simplify call handling.
16104 2009-03-27 Richard Guenther <rguenther@suse.de>
16106 PR tree-optimization/39120
16107 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
16108 as a representative.
16109 (solve_graph): Do propagate CALLUSED.
16110 (handle_pure_call): Use a scalar constraint from CALLUSED for
16112 (find_what_p_points_to): CALLUSED shall not appear in poins-to
16115 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16118 * c-common.c (handle_aligned_attribute): Properly check alignment
16119 overflow. Use (1U << i) instead of (1 << i).
16121 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
16123 * expr.h (get_mem_align_offset): Updated.
16125 * tree.h (tree_decl_common): Change align to "unsigned int" and
16126 move it before pointer_alias_set.
16128 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16129 Jakub Jelinek <jakub@redhat.com>
16132 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
16133 gr_register_operand with gr_reg_or_0_operand.
16134 (cmpxchg_rel_di): Likewise.
16135 (sync_lock_test_and_set<mode>): Likewise.
16137 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16139 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
16140 (true_regnum): Likewise.
16142 * rtlanal.c (subreg_info): Moved to ...
16143 * rtl.h (subreg_info): Here. New.
16144 (subreg_get_info): New.
16146 * rtlanal.c (subreg_get_info): Make it extern.
16148 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16151 * config/i386/i386.c (ix86_abi): New.
16152 (override_options): Handle -mabi=.
16153 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
16154 (ix86_call_abi_override): Likewise.
16155 (init_cumulative_args): Likewise.
16156 (function_arg_advance): Likewise.
16157 (function_arg_64): Likewise.
16158 (function_arg): Likewise.
16159 (ix86_pass_by_reference): Likewise.
16160 (ix86_function_value_regno_p): Likewise.
16161 (ix86_build_builtin_va_list_abi): Likewise.
16162 (setup_incoming_varargs_64): Likewise.
16163 (is_va_list_char_pointer): Likewise.
16164 (ix86_init_machine_status): Likewise.
16165 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
16166 (ix86_function_type_abi): Return enum calling_abi. Rewrite
16167 for 64bit. Replace DEFAULT_ABI with ix86_abi.
16168 (ix86_function_abi): Make it static and return enum calling_abi.
16169 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
16171 (ix86_fn_abi_va_list): Updated.
16173 * config/i386/i386.h (ix86_abi): New.
16174 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
16175 (CONDITIONAL_REGISTER_USAGE): Likewise.
16176 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
16177 (machine_function): Likewise.
16179 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
16181 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
16182 (STACK_BOUNDARY): Likewise.
16183 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
16185 * config/i386/i386.opt (mabi=): New.
16187 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
16188 return enum calling_abi.
16189 (ix86_function_type_abi): Likewise.
16190 (ix86_function_abi): Removed.
16192 * doc/invoke.texi: Document -mabi= option for x86.
16194 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16196 * builtins.c (real_dconstp): Delete.
16197 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
16199 2009-03-27 Dodji Seketeli <dodji@redhat.com>
16200 Jakub Jelinek <jakub@redhat.com>
16203 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
16204 (gen_subprogram_die): When a function is explicit, generate the
16205 DW_AT_explicit attribute.
16206 * langhooks.h (struct lang_hooks_for_decls): Add
16207 function_decl_explicit_p langhook.
16208 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
16209 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
16211 2009-03-27 Jakub Jelinek <jakub@redhat.com>
16213 * builtins.c (fold_builtin_memory_op): Optimize memmove
16214 into memcpy if we can prove source and destination don't overlap.
16216 * tree-inline.c: Include gt-tree-inline.h.
16217 (clone_fn_id_num): New variable.
16218 (clone_function_name): New function.
16219 (tree_function_versioning): Use it.
16220 * Makefile.in (GTFILES): Add tree-inline.c.
16222 2009-03-27 Mark Mitchell <mark@codesourcery.com>
16224 * BASE-VER: Change to 4.5.0.
16226 2009-03-27 Xinliang David Li <davidxl@google.com>
16228 PR tree-optimization/39557
16229 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
16231 2009-03-27 Xinliang David Li <davidxl@google.com>
16233 PR tree-optimization/39548
16234 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
16237 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16239 * c-common.c (pointer_int_sum): Use %wd on return from
16242 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16244 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
16245 on return from tree_low_cst.
16247 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
16250 * ginclude/stdarg.h (va_copy): Define also for
16251 __GXX_EXPERIMENTAL_CXX0X__.
16253 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16256 * builtins.h (c_strlen): Do not warn here.
16257 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16258 * c-common.c (pointer_int_sum): Take an explicit location.
16259 Warn about offsets out of bounds.
16260 * c-common.h (pointer_int_sum): Adjust declaration.
16262 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16264 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
16267 2009-03-26 Jakub Jelinek <jakub@redhat.com>
16270 * opts.c (warn_if_disallowed_function_p): Don't assume
16271 get_callee_fndecl must return non-NULL.
16273 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
16275 PR rtl-optimization/39522
16276 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
16277 when reg_reloaded_valid is set.
16279 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16281 * config/spu/divv2df3.c: New file.
16282 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
16283 (DPBIT_FUNCS): Filter out _div_df.
16285 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
16287 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
16288 a jump insn, count that jump in the distance to the loop start.
16290 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
16293 * config/sh/sh.c (calc_live_regs): Fix condition for global
16294 registers except PIC_OFFSET_TABLE_REGNUM.
16296 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
16299 * doc/invoke.texi (-mconsole): New.
16301 (-mno-cygwin): New.
16303 (-mnop-fun-dllimport): New.
16307 (sub section "i386 and x86-64 Windows Options"): New.
16309 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
16311 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
16312 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
16314 2009-03-25 Richard Guenther <rguenther@suse.de>
16316 PR middle-end/39497
16317 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
16320 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
16322 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
16323 neither of haifa/selective schedulers are working.
16325 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16327 * doc/invoke.texi (Debugging Options): Fix description of
16328 -fno-merge-debug-strings.
16330 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
16332 * config/cris/libgcc.ver: New version-script.
16333 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
16335 * configure.ac <GAS features, nop mnemonic>: Add pattern
16336 crisv32-*-* for "nop".
16337 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
16338 * configure: Regenerate.
16340 2009-03-24 Ira Rosen <irar@il.ibm.com>
16342 PR tree-optimization/39529
16343 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
16344 mark_sym_for_renaming for the tag copied to the new vector
16347 2009-03-24 Arthur Loiret <aloiret@debian.org>
16349 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
16350 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
16351 EXTRA_SPEC_FUNCTIONS.
16352 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
16353 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
16354 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
16355 -march and -mtune options.
16357 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
16359 * config/m68k/t-rtems: Add m5329 multilib.
16361 2009-03-24 Dodji Seketeli <dodji@redhat.com>
16362 Jakub Jelinek <jakub@redhat.com>
16365 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
16368 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16371 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
16372 instead of c_parser_expression_conv, if original_code isn't one of the
16373 4 allowed comparison codes, fail.
16375 2009-03-23 Richard Guenther <rguenther@suse.de>
16377 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
16378 * tree.h (struct tree_type): Likewise.
16379 * reload.h (struct insn_chain): Likewise.
16380 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
16381 * function.h (struct function): Likewise.
16382 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
16384 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16386 PR tree-optimization/39516
16387 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
16389 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
16391 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
16392 should be set true if BITS_PER_WORD of target is bigger than 32
16394 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
16396 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
16397 Translate -B-options to -rpath-link. Correct existing
16398 rpath-link and conditionalize on !nostdlib.
16400 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16402 * doc/extend.texi (Function Attributes, Variable Attributes):
16404 * doc/invoke.texi (Debugging Options, Optimize Options)
16405 (i386 and x86-64 Options, MCore Options): Likewise.
16407 2009-03-20 Jakub Jelinek <jakub@redhat.com>
16410 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
16411 it for block local namespace aliases.
16412 (gen_decl_die): Pass context_die to gen_namespace_die.
16414 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16417 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
16418 minimum or maximum value.
16420 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
16422 * reginfo.c (globalize_reg): Recompute derived reg sets.
16424 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
16427 * libgcc2.c (mprotect): Do not use signed arguments for
16428 VirtualProtect, use DWORD arguments. Also fix the 'may
16429 be used uninitialized' warning for the np variable.
16431 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16434 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
16435 functions using regparm calling conventions when not optimizing.
16436 (ix86_function_sseregparm): Similarly for sseregparm calling
16439 2009-03-19 Li Feng <nemokingdom@gmail.com>
16441 PR middle-end/39500
16442 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
16443 dependence if the first conflict is after niter iterations.
16445 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
16447 PR middle-end/38609
16448 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
16449 functions with dynamic stack-pointer adjustments.
16451 2009-03-19 Ben Elliston <bje@au.ibm.com>
16453 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
16454 option; change to -msdata=data.
16456 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16458 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
16461 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
16464 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
16466 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
16468 * doc/invoke.texi (Code Gen Options): Expand discussion of
16471 2009-03-18 Jakub Jelinek <jakub@redhat.com>
16473 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
16474 * matrix-reorg.c (struct matrix_info): Likewise.
16475 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
16476 * rtl.h (struct mem_attrs): Likewise.
16477 * df.h (struct df): Likewise.
16478 * tree-data-ref.h (struct data_dependence_relation): Likewise.
16479 * ira-int.h (struct ira_allocno): Likewise.
16480 * df-scan.c (struct df_collection_rec): Likewise.
16481 * ira.c (struct equivalence): Likewise.
16482 * function.c (struct temp_slot): Likewise.
16483 * cfgloop.h (struct loop): Likewise.
16486 * function.c (use_register_for_decl): When not optimizing, disregard
16487 register keyword for variables with types containing methods.
16489 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
16491 PR middle-end/39447
16492 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
16493 (is_simple_operand): Call contains_component_ref_p before calling data
16494 reference analysis that would fail on COMPONENT_REFs.
16496 * tree-vrp.c (search_for_addr_array): Fix formatting.
16498 2009-03-18 Richard Guenther <rguenther@suse.de>
16500 * tree-vect-transform.c (vect_loop_versioning): Fold the
16501 generated comparisons.
16502 * tree-vectorizer.c (set_prologue_iterations): Likewise.
16503 (slpeel_tree_peel_loop_to_edge): Likewise.
16505 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16507 PR middle-end/37805
16508 * opts.c (print_specific_help): In addition to `undocumented',
16509 accept `separate' and `joined' flags if passed alone. Describe
16510 output by the first matched one of those.
16511 (common_handle_option): Skip over empty strings.
16512 * gcc.c (display_help): Fix help string for `--help='.
16513 * doc/invoke.texi (Option Summary, Overall Options): With
16514 `--help=', classes and qualifiers can both be repeated, but
16515 only the latter can be negated. One should not pass only
16516 negated qualifiers. Fix markup and examples.
16519 2008-10-14 Jakub Jelinek <jakub@redhat.com>
16520 PR middle-end/37805
16521 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
16522 and -fhelp=separate.
16524 2009-03-17 Jing Yu <jingyu@google.com>
16526 PR middle-end/39378
16527 * function.h (struct rtl_data): Move is_thunk from here...
16528 (struct function): ...to here.
16529 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
16530 * varasm.c (assemble_start_function): Change is_thunk from crtl to
16532 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
16534 (alpha_does_function_need_gp, alpha_start_function): Likewise.
16535 (alpha_output_function_end_prologue): Likewise.
16536 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
16537 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
16538 (rs6000_output_function_epilogue): Likewise.
16539 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
16541 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
16544 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
16545 from different units in a single alternative.
16546 (*truncdfsf_i387): Ditto.
16547 (*truncxfsf2_mixed): Ditto.
16548 (*truncxfdf2_mixed): Ditto.
16550 2009-03-17 Jakub Jelinek <jakub@redhat.com>
16552 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
16553 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
16556 * tree-ssa-live.c (remove_unused_locals): Don't remove local
16557 unused non-artificial variables when not optimizing.
16560 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
16561 DW_TAG_imported_module even if decl is IMPORTED_DECL with
16562 NAMESPACE_DECL in its DECL_INITIAL.
16564 PR middle-end/39443
16565 * optabs.c (set_user_assembler_libfunc): New function.
16566 * expr.h (set_user_assembler_libfunc): New prototype.
16567 * c-common.c: Include libfuncs.h.
16568 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
16569 for memcmp, memset, memcpy, memmove and abort.
16570 * Makefile.in (c-common.o): Depend on libfuncs.h.
16573 * dwarf2out.c (gen_inlined_enumeration_type_die,
16574 gen_inlined_structure_type_die, gen_inlined_union_type_die,
16575 gen_tagged_type_instantiation_die): Removed.
16576 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
16579 2009-03-17 Janis Johnson <janis187@us.ibm.com>
16582 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
16584 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
16585 (check-parallel-%): Ditto.
16586 (check-consistency): Ditto.
16588 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
16590 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
16591 local variable rhs by NULL_TREE.
16593 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16596 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
16598 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16601 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
16603 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16606 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
16607 for ms->sysv ABI calls only in 64bit mode.
16609 * config/i386/i386.md (untyped_call): Support 32bit.
16611 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
16613 * doc/extend.texi: Replace x86_65 with x86_64.
16615 2009-03-16 Jakub Jelinek <jakub@redhat.com>
16617 PR tree-optimization/39455
16618 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
16619 mismatches for POINTER_TYPE_P (type).
16620 (number_of_iterations_le): Likewise.
16622 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16624 * config/picochip/picochip.c: Removed profiling support.
16625 * config/picochip/picochip.md: Removed profiling instruction.
16626 * config/picochip/picochip.h: Removed profiling builtin.
16628 2009-03-16 Joseph Myers <joseph@codesourcery.com>
16630 * doc/install.texi (--with-host-libstdcxx): Document.
16632 2009-03-14 Anatoly Sokolov <aesok@post.ru>
16635 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
16636 generate a warning if the function name does not begin with
16637 "__vector" and the function has either the 'signal' or 'interrupt'
16638 attribute, from here to ...
16639 (avr_declare_function_name): ...here. New function.
16640 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
16641 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
16643 2009-03-14 Jakub Jelinek <jakub@redhat.com>
16646 * cse.c (fold_rtx): Don't modify original const_arg1 when
16647 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
16648 separate variable instead.
16649 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
16650 from out of range shift counts.
16651 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
16653 2009-03-13 Catherine Moore <clm@codesourcery.com>
16655 * config/i386/x-mingw32 (host-mingw32.o): Replace
16656 diagnostic.h with $(DIAGNOSTIC_H).
16658 2009-03-12 Jakub Jelinek <jakub@redhat.com>
16661 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
16663 * config/i386/sync.md (sync_compare_and_swap<mode>,
16664 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
16665 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
16667 (sync_double_compare_and_swapdi_pic,
16668 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
16669 cmpxchg8b_pic_memory_operand instead of just memory_operand.
16671 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16674 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
16676 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16679 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16680 (avx_addsubv4df3): Likewise.
16681 (*avx_addsubv4sf3): Likewise.
16682 (sse3_addsubv4sf3): Likewise.
16684 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16687 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
16689 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
16692 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
16693 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16694 registers for allocnos created from user-defined variables.
16696 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16699 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
16700 of non-integer mode as well.
16702 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
16704 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
16705 for functions for which the parameter types are unknown.
16707 2009-03-11 Jakub Jelinek <jakub@redhat.com>
16710 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
16711 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
16712 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
16713 * config/i386/i386.c (ix86_local_alignment): For
16714 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
16715 long long variables on the stack to avoid dynamic realignment.
16716 Allow the first argument to be a decl rather than type.
16717 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
16719 2009-03-11 Nick Clifton <nickc@redhat.com>
16722 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
16724 Add description to mno-lsim option.
16725 * config/mcore/mcore.h: Remove comment about deprecated m4align
16727 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
16728 * doc/invoke.texi: Add description of mno-lsim and
16729 mstack-increment options.
16731 * config/fr30/fr30.opt: Document the -mno-lsim option.
16732 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
16733 and -mno-lsim options.
16735 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16737 * fold-const.c (fold_comparison): Only call fold_inf_compare
16738 if the mode supports infinities.
16740 2009-03-11 Jason Merrill <jason@redhat.com>
16743 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
16744 end already did. Notice GIMPLE_CALL modifications of the result.
16745 Don't copy debug information from an ignored decl or a decl from
16748 2009-03-10 Richard Guenther <rguenther@suse.de>
16749 Nathan Froyd <froydnj@codesourcery.com>
16751 PR middle-end/37850
16752 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
16753 (__divMODE3): Likewise.
16755 2009-03-09 Jakub Jelinek <jakub@redhat.com>
16757 PR tree-optimization/39394
16758 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
16759 DECL_SIZE_UNIT of variable length FIELD_DECLs.
16761 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16763 * recog.c (verfiy_changes): Disallow renaming of hard regs in
16764 inline asms for register asm ("") declarations.
16766 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
16768 * fold-const.c (fold_unary): Fix comment.
16770 2009-03-07 Jan Hubicka <jh@suse.cz>
16773 * tree-inline.c (setup_one_parameter): Do replacement of const
16774 argument by constant in SSA form.
16776 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16778 PR middle-end/38028
16779 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
16780 determine alignment passed to assign_stack_local.
16781 (assign_parms_unsplit_complex): Likewise.
16782 * except.c (sjlj_build_landing_pads): Likewise.
16784 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16786 PR middle-end/39360
16787 * tree-flow.h (add_referenced_var): Return bool instead of void.
16788 * tree-dfa.c (add_referenced_var): Return result of
16789 referenced_var_check_and_insert call.
16790 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
16791 of referenced_var_check_and_insert.
16794 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
16795 (gen_variable_die): Emit DW_AT_location on abstract static variable's
16796 DIE, don't emit it if abstract origin already has it.
16797 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
16798 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
16800 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16802 * genpreds.c (needs_variable): Fix parentheses at variable name
16804 (write_tm_constrs_h): Indent generated code.
16806 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16808 * doc/extend.texi (Function Attributes): Add documentation
16809 for isr attributes.
16811 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16814 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
16815 take locus from its DECL_SOURCE_LOCATION instead of input_location.
16817 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16819 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
16822 2009-03-05 Jakub Jelinek <jakub@redhat.com>
16825 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
16826 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
16828 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
16830 * config/i386/i386.md (R8_REG, R9_REG): New constants.
16831 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
16832 constants instead of magic numbers.
16833 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
16835 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
16836 (x86_64_ms_abi_int_parameter_registers): Ditto.
16837 (x86_64_int_return_registers): Ditto.
16838 (ix86_maybe_switch_abi): Ditto.
16839 (ix86_expand_call): Ditto for clobbered_registers array.
16840 (ix86_hard_regno_mode_ok): Ditto.
16841 (x86_extended_QIreg_mentioned_p): Ditto.
16843 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
16845 PR tree-optimization/39349
16846 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
16848 * combine.c (gen_lowpart_for_combine): Use omode when generating
16851 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
16853 PR rtl-optimization/39235
16854 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
16856 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16858 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
16860 2009-03-04 Richard Guenther <rguenther@suse.de>
16862 PR tree-optimization/39362
16863 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
16864 that occur in abnormal PHIs should be varying.
16866 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16868 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
16870 (simple_iv): Take loop as an argument instead of statement.
16871 * tree-scalar-evolution.h (simple_iv): Declaration changed.
16872 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
16874 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
16876 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
16877 * matrix-reorg.c (analyze_transpose): Ditto.
16878 * tree-data-ref.c (dr_analyze_innermost): Ditto.
16879 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
16880 * tree-predcom.c (ref_at_iteration): Ditto.
16881 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
16883 2009-03-04 Richard Guenther <rguenther@suse.de>
16885 PR tree-optimization/39358
16886 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
16887 escaped_id and callused_id.
16888 (solve_graph): Likewise.
16890 2009-03-04 Richard Guenther <rguenther@suse.de>
16892 PR tree-optimization/39339
16893 * tree-sra.c (try_instantiate_multiple_fields): Make it
16894 no longer ICE on the above.
16896 2009-03-03 Joseph Myers <joseph@codesourcery.com>
16898 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
16899 that fits within Pmode.
16901 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16903 PR middle-end/10109
16904 * tm.texi (LIBCALL_VALUE): Update description.
16906 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16908 PR middle-end/34443
16909 * doc/extend.texi (section): Update description.
16911 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
16913 PR middle-end/39345
16914 * tree-inline.c (remapped_type): New.
16915 (can_be_nonlocal): Call remapped_type instead of remap_type.
16917 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16920 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
16921 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
16923 2009-03-03 Richard Guenther <rguenther@suse.de>
16925 PR middle-end/39272
16926 * tree.c (tree_nonartificial_location): New function.
16927 * tree.h (tree_nonartificial_location): Declare.
16928 * builtins.c (expand_builtin_memory_chk): Provide location
16929 of the call location for artificial function pieces.
16930 (maybe_emit_chk_warning): Likewise.
16931 (maybe_emit_sprintf_chk_warning): Likewise.
16932 (maybe_emit_free_warning): Likewise.
16933 * expr.c (expand_expr_real_1): Likewise.
16935 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16937 PR tree-optimization/39343
16938 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
16939 COMPONENT_REF t has ARRAY_TYPE.
16941 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
16943 PR middle-end/39335
16944 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
16945 when the type precision of the induction variable should be
16946 larger than the type precision of nit.
16947 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
16948 * graphite.c (graphite_loop_normal_form): Same.
16949 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
16951 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16953 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
16954 (*call_1_rex64_ms_sysv): Use named constants instead of magic
16955 numbers to describe clobbered registers.
16956 (*call_value_0_rex64_ms_sysv): Ditto.
16957 * config/i386/mmx.md (mmx_emms): Ditto.
16958 (mmx_femms): Ditto.
16960 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
16962 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
16965 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16967 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
16968 (spu_section_type_flags): New function.
16970 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16972 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
16973 reg_class_contents of FLOAT_REGS into a temporary.
16975 2009-03-02 Richard Guenther <rguenther@suse.de>
16976 Ira Rosen <irar@il.ibm.com>
16978 PR tree-optimization/39318
16979 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
16980 information to the vectorized statement.
16982 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
16984 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
16985 variable. Use defined names instead of magic constants for REX SSE
16988 2009-03-01 Richard Guenther <rguenther@suse.de>
16990 PR tree-optimization/39331
16991 * omp-low.c (lower_send_shared_vars): Do not receive new
16992 values for the reference of DECL_BY_REFERENCE parms or results.
16994 2009-03-01 Jan Hubicka <jh@suse.cz>
16997 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
16998 BLOCK_NONLOCALIZED_VAR): New macros.
16999 (tree_block): Add nonlocalized_vars.
17000 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
17001 gen_decl_die): Add origin argument. Allow generation of die with
17002 origin at hand only.
17003 (gen_member_die, gen_type_die_with_usage, force_decl_die,
17004 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
17006 (gen_block_die): Fix checking for unused blocks.
17007 (process_scope_var): Break out from .... ; work with origins only.
17008 (decls_for_scope) ... here; process nonlocalized list.
17009 (dwarf2out_ignore_block): Look for nonlocalized vars.
17010 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
17012 (dump_scope_block): Dump them.
17013 * tree-inline.c (remap_decls): Handle nonlocalized vars.
17014 (remap_block): Likewise.
17015 (can_be_nonlocal): New predicate.
17016 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
17018 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17020 * configure: Regenerate.
17022 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17024 * optc-gen.awk: No need to duplicate option flags twice.
17025 Reuse help texts for duplicate options which do not have any.
17027 * gcc.c (display_help): Document --version.
17029 * gcc.c (main): If print_help_list and verbose_flag, ensure
17030 driver output comes before subprocess output.
17032 * optc-gen.awk: Assign all remaining fields to help string,
17033 space-separated, for multi-line help in *.opt.
17035 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
17036 -Wno-pedantic-ms-format is for MinGW targets only.
17038 * doc/options.texi (Option file format): Fix bad indentation,
17039 restoring dropped sentence.
17041 2009-02-28 Jan Hubicka <jh@suse.cz>
17043 * tree-inline.c (tree_function_versioning): Output debug info.
17045 2009-02-28 Jan Hubicka <jh@suse.cz>
17048 * tree-inline.c (setup_one_parameter): Do not copy propagate
17049 arguments when not optimizing.
17051 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
17054 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
17055 (avx_addsubv4df3): Likewise.
17056 (*avx_addsubv4sf3): Likewise.
17057 (sse3_addsubv4sf3): Likewise.
17058 (*avx_addsubv2df3): Likewise.
17059 (sse3_addsubv2df3): Likewise.
17060 (avx_unpckhps256): Correct item selectors.
17061 (avx_unpcklps256): Likewise.
17062 (avx_unpckhpd256): Likewise.
17063 (avx_unpcklpd256): Likewise.
17065 2009-02-28 Jan Hubicka <jh@suse.cz>
17067 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
17069 (copy_arguments_for_versioning): If var is declared don't declare it.
17070 (tree_function_versioning): First setup substitutions and then copy
17073 2009-02-27 Jan Hubicka <jh@suse.cz>
17076 * cgraph.h (varpool_output_debug_info): Remove.
17077 * cgraphunit.c (varpool_output_debug_info): Remove.
17078 * dwarf2out.c (deferred_locations_struct): New struct
17079 (deferred_locations): New type.
17080 (deferred_locations_list): New static var.
17081 (deffer_location): New function.
17082 (gen_variable_die): Use it.
17083 (decls_for_scope): Output info on local static vars.
17084 (dwarf2out_finish): Process deferred locations.
17085 * varpool.c (varpool_output_debug_info): Remove.
17087 2009-02-27 Jan Hubicka <jh@suse.cz>
17090 * tree.h (TREE_PROTECTED): Fix comment.
17091 (BLOCK_HANDLER_BLOCK): Remove.
17092 (struct tree_block): Remove handler_block add body_block.
17093 (inlined_function_outer_scope_p): New.
17094 (is_body_block): Remove.
17095 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
17096 * dwarf2out.c (is_inlined_entry_point): Remove.
17097 (add_high_low_attributes): Use inlined_function_outer_scope_p.
17098 (gen_block_die): Use is_inlined_entry_point check. Remove body block
17100 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
17101 * gimplify.c (gimplify_expr): Gimplify body blocks.
17102 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
17103 block with multiple subblocks.
17104 (dump_scope_block): Prettier output; dump more flags and info.
17105 (dump_scope_blocks): New.
17106 (remove_unused_locals): Use dump_scope_blocks.
17107 * tree-flow.h (dump_scope_blocks): Declare.
17108 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
17109 * stmt.c (is_body_block): Remove.
17110 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
17111 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
17113 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
17115 PR middle-end/39308
17116 * graphite.c (graphite_loop_normal_form): Do not call
17117 number_of_iterations_exit from a gcc_assert.
17119 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17121 * config/s390/s390.c (s390_swap_cmp): Look for conditional
17122 jumps if COND is NULL.
17123 (find_cond_jump): New function.
17124 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
17125 * config/s390/s390.md: Remove z10_cobra attribute value.
17127 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
17129 * config/alpha/alpha.h (alpha_expand_mov): Return false if
17130 force_const_mem returns NULL_RTX.
17132 2009-02-26 Jan Hubicka <jh@suse.cz>
17135 * cgraph.h (varpool_output_debug_info): Remove.
17136 * cgraphunit.c (varpool_output_debug_info): Remove.
17137 * dwarf2out.c (deferred_locations_struct): New struct
17138 (deferred_locations): New type.
17139 (deferred_locations_list): New static var.
17140 (deffer_location): New function.
17141 (gen_variable_die): Use it.
17142 (decls_for_scope): Output info on local static vars.
17143 (dwarf2out_finish): Process deferred locations.
17144 * varpool.c (varpool_output_debug_info): Remove.
17146 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
17148 PR rtl-optimization/39241
17149 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
17150 to subreg_offset_representable_p.
17152 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17154 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
17155 execute function prototype. Get f and nregs from max_reg_num
17156 and get_insns. Remove the first backward pass as it's dead,
17157 guard the forward pass by flag_expensive_optimizations.
17158 (rest_of_handle_regmove): Delete.
17159 (pass_regmove): Replace it with regmove_optimize.
17161 2009-02-25 Martin Jambor <mjambor@suse.cz>
17163 PR tree-optimization/39259
17164 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
17165 calls_alloca function flags.
17166 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
17167 calls are detected.
17169 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17171 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
17172 flags_set_1_rtx, flags_set_1_set): Delete.
17173 (regmove_optimize): Do not call mark_flags_life_zones.
17175 2009-02-24 Julian Brown <julian@codesourcery.com>
17178 * config/arm/arm.c (require_pic_register): Only set
17179 cfun->machine->pic_reg once per function.
17181 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
17183 * doc/invoke.texi (Link Options): Document an easier way to pass
17184 options that take arguments to the GNU linker using -Xlinker and -Wl.
17186 2009-02-24 Steve Ellcey <sje@cup.hp.com>
17189 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
17191 2009-02-24 Richard Guenther <rguenther@suse.de>
17194 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
17196 2009-02-24 Richard Guenther <rguenther@suse.de>
17197 Zdenek Dvorak <ook@ucw.cz>
17199 PR tree-optimization/39233
17200 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
17201 from converting them to a generic type.
17203 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
17205 PR tree-optimization/39260
17206 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
17207 contains a condition with a real type.
17208 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
17210 2009-02-23 Jason Merrill <jason@redhat.com>
17213 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
17214 narrowing_initializer_constant_valid_p.
17215 (narrowing_initializer_constant_valid_p): Don't return
17216 null_pointer_node for adding a pointer to itself.
17218 2009-02-23 Jan Hubicka <jh@suse.cz>
17221 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
17224 2009-02-23 Jan Hubicka <jh@suse.cz>
17226 PR tree-optimization/37709
17227 * tree.c (block_ultimate_origin): Move here from dwarf2out.
17228 * tree.h (block_ultimate_origin): Declare.
17229 * dwarf2out.c (block_ultimate_origin): Move to tree.c
17230 * tree-ssa-live.c (remove_unused_scope_block_p):
17231 Eliminate blocks containig no instructions nor live variables nor
17233 (dump_scope_block): New function.
17234 (remove_unused_locals): Enable removal of dead blocks by default;
17235 enable dumping at TDF_DETAILS.
17237 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17239 * config/i386/i386.c (classify_argument): Don't allow COImode
17241 (function_arg_advance_32): Don't allow OImode.
17242 (function_arg_32): Likewise.
17243 (function_value_32): Likewise.
17244 (return_in_memory_32): Likewise.
17245 (function_arg_64): Remove OImode comment.
17247 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17250 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
17251 ix86_expand_vector_set for V4DImode in 64bit mode only.
17252 (ix86_expand_vector_init_one_var): Likewise.
17254 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
17256 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
17258 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17261 * loop-iv.c: Revert last change.
17262 * emit-rtl.c: Likewise.
17264 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17267 * config/i386/i386.c (type_natural_mode): Remove an extra
17268 space in the warning message.
17269 (function_value_32): Handle 32-byte vector modes.
17270 (return_in_memory_32): Likewise.
17272 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17274 * loop-iv.c (truncate_value): New function.
17275 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
17277 (lowpart_subreg): Move to...
17278 * emit-rtl.c: ...here.
17280 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
17282 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
17283 accidental and undocumented change at revision 140860.
17285 2009-02-21 Joseph Myers <joseph@codesourcery.com>
17287 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
17288 take gimple_seq * arguments.
17289 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
17290 types_compatible_p langhook.
17292 2009-02-20 Mark Mitchell <mark@codesourcery.com>
17293 Joseph Myers <joseph@codesourcery.com>
17295 * config/arm/arm.c (arm_builtin_va_list): New function.
17296 (arm_expand_builtin_va_start): Likewise.
17297 (arm_gimplify_va_arg_expr): Likewise.
17298 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
17299 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
17300 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
17301 (va_list_type): New variable.
17302 (arm_mangle_type): Mangle va_list_type appropriately.
17304 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17306 PR middle-end/39157
17307 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
17308 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
17309 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
17310 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
17311 parameter to 1000 for -O1 by default.
17312 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
17314 * loop-invariant.c: Include params.h.
17315 (move_loop_invariants): Don't call move_single_loop_invariants on
17318 2009-02-20 Jaka Mocnik <jaka@xlab.si>
17320 * calls.c (emit_library_call_value_1): Use slot_offset instead of
17321 offset when calculating bounds for indexing stack_usage_map. Fixes
17322 a buffer overflow with certain target setups.
17324 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17327 * calls.c (expand_call): Clear try_tail_call if caller and callee
17328 disagree in promotion of function return value.
17330 2009-02-19 Jakub Jelinek <jakub@redhat.com>
17333 * c-common.c (c_determine_visibility): If visibility changed and
17334 DECL_RTL has been already set, call make_decl_rtl to update symbol
17337 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
17340 * varasm.c (assemble_variable): Don't check DECL_NAME when
17341 globalizing a variable.
17343 2009-02-19 Joseph Myers <joseph@codesourcery.com>
17346 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
17347 expression before any __builtin_trap call.
17348 * c-typeck.c (build_function_call): Convert and check function
17349 arguments before generating a call to a trap. Evaluate the
17350 function arguments before the trap.
17352 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
17355 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
17356 (UNSPEC_FXAM_MEM): New unspec.
17357 (fxam<mode>2_i387_with_temp): New insn and split pattern.
17358 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
17359 memory using fxam<mode>2_i387_with_temp to remove excess precision.
17361 2009-02-19 Richard Guenther <rguenther@suse.de>
17363 PR tree-optimization/39207
17364 PR tree-optimization/39074
17365 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
17366 storedanything_tree): New.
17367 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
17368 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
17369 (build_succ_graph): Add edges from STOREDANYTHING to all
17371 (init_base_vars): Initialize STOREDANYTHING.
17372 (compute_points_to_sets): Free substitution info after
17373 building the succ graph.
17374 (ipa_pta_execute): Likewise.
17376 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
17378 (do_ds_constraint): Do not add to special var or non-pointer
17380 (type_could_have_pointers): Split out from ...
17381 (could_have_pointers): ... here. For arrays use the element type.
17382 (create_variable_info_for): Initialize may_have_pointers.
17383 (new_var_info): Likewise.
17384 (handle_lhs_call): Make the HEAP variable unknown-sized.
17385 (intra_create_variable_infos): Use a type with pointers for
17386 PARM_NOALIAS, make it unknown-sized.
17388 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
17391 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
17393 2009-02-18 Jason Merrill <jason@redhat.com>
17396 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
17397 value if DECL_EXTERNAL.
17398 * tree-sra.c (sra_walk_gimple_assign): Likewise.
17399 * target.h (gcc_target::binds_local_p): Clarify "module".
17400 * tree.h (TREE_PUBLIC): Clarify "module".
17402 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
17405 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
17406 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
17408 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
17411 * c.opt (Wabi): Support C and ObjC.
17414 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
17416 * config/i386/i386.c (classify_argument): Warn once about the ABI
17417 change when passing union with long double.
17419 * doc/invoke.texi: Update -Wabi for warning psABI changes.
17421 2009-02-18 Joseph Myers <joseph@codesourcery.com>
17424 * c-parser.c (c_parser_compound_statement): Always enter and leave
17427 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17430 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
17432 2009-02-18 Jakub Jelinek <jakub@redhat.com>
17434 PR tree-optimization/36922
17435 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
17436 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
17439 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17441 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
17444 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17446 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
17448 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17450 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
17453 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
17454 Richard Sandiford <rdsandiford@googlemail.com>
17456 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
17457 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
17458 (loongson_biadd): ...this.
17460 2009-02-17 Richard Guenther <rguenther@suse.de>
17462 PR tree-optimization/39202
17463 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
17464 a var make sure to follow existing collapses.
17466 2009-02-17 Richard Guenther <rguenther@suse.de>
17468 PR middle-end/39214
17469 * langhooks.c (lhd_print_error_function): Check for NULL block.
17471 2009-02-17 Richard Guenther <rguenther@suse.de>
17473 PR tree-optimization/39204
17474 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
17477 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
17479 * config/soft-fp/double.h: Update from glibc CVS.
17481 2009-02-17 Richard Guenther <rguenther@suse.de>
17483 PR tree-optimization/39207
17484 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
17485 strict-aliasing warnings for pointers pointing to NULL.
17487 2009-02-16 Joseph Myers <joseph@codesourcery.com>
17490 * c-parser.c (c_parser_braced_init): Call pop_init_level when
17491 skipping until next close brace.
17493 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
17496 * config/i386/i386.c (ix86_expand_push): Set memory alignment
17497 to function argument boundary.
17499 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17501 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
17502 in the lea_add. Reload eventually constraints it properly.
17503 * config/picochip/constraints.md: Remove the target constraint
17504 "b", since it is not needed anymore.
17506 2009-02-16 Jakub Jelinek <jakub@redhat.com>
17508 * gthr-dce.h: Uglify function parameter and local variable names.
17509 * gthr-gnat.h: Likewise.
17510 * gthr-mipssde.h: Likewise.
17511 * gthr-nks.h: Likewise.
17512 * gthr-posix95.h: Likewise.
17513 * gthr-posix.h: Likewise.
17514 * gthr-rtems.h: Likewise.
17515 * gthr-single.h: Likewise.
17516 * gthr-solaris.h: Likewise.
17517 * gthr-tpf.h: Likewise.
17518 * gthr-vxworks.h: Likewise.
17519 * gthr-win32.h: Likewise.
17521 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
17524 * config/i386/i386.md: Restrict the new peephole2 to move
17525 between MMX/SSE registers.
17527 2009-02-15 Richard Guenther <rguenther@suse.de>
17530 2009-02-13 Richard Guenther <rguenther@suse.de>
17532 * configure.ac: Enable LFS.
17533 * configure: Re-generate.
17534 * config.in: Likewise.
17536 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17538 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
17539 spu_srqwbyte, spu_srqwbytebc): Define.
17540 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
17541 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
17542 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
17543 "shrqby_<mode>"): New insn-and-split patterns.
17544 * config/spu/spu.c (expand_builtin_args): Determine and return
17545 number of operands using spu_builtin_description data.
17546 (spu_expand_builtin_1): Use it.
17548 2009-02-13 Steve Ellcey <sje@cup.hp.com>
17551 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
17554 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17557 * config/i386/i386.c (override_options): Correct warning
17558 messages for -malign-loops, -malign-jumps and -malign-functions.
17560 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17563 * config/i386/i386.md: Restrict the new peephole2 to move
17564 between the general purpose registers.
17566 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17569 * config/i386/i386.c (type_natural_mode): Add a new argument.
17570 Return the original mode and warn ABI change if vector size is 32byte.
17571 (function_arg_advance): Updated.
17572 (function_arg): Likewise.
17573 (ix86_function_value): Likewise.
17574 (ix86_return_in_memory): Likewise.
17575 (ix86_sol10_return_in_memory): Likewise.
17576 (ix86_gimplify_va_arg): Likewise.
17577 (function_arg_32): Don't warn ABX ABI change here.
17578 (function_arg_64): Likewise.
17580 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
17582 * loop-iv.c (implies_p): In the final case, test that operands 0
17583 of the two comparisons match.
17585 * config/bfin/bfin.c (find_prev_insn_start): New function.
17586 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
17587 (find_next_insn_start): Move.
17589 2009-02-13 Richard Guenther <rguenther@suse.de>
17591 * configure.ac: Enable LFS.
17592 * configure: Re-generate.
17593 * config.in: Likewise.
17595 2009-02-13 Joseph Myers <joseph@codesourcery.com>
17598 * c-parser.c (c_parser_parms_list_declarator): Discard pending
17599 sizes on syntax error after some arguments have been parsed.
17601 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17603 * doc/invoke.texi (-fira): Remove.
17605 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17607 * caller-save.c: Replace regclass.c with reginfo.c in comments.
17608 * recog.c: Likewise.
17611 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
17613 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
17614 (umul_ppmm): Likewise.
17615 (count_leading_zeros): Likewise.
17616 (count_trailing_zeros): Likewise.
17617 (UMUL_TIME): Likewise.
17619 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17621 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
17622 soft-fp/t-softfp to tmake_file.
17624 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
17625 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
17626 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
17627 IA64_BUILTIN_INFQ]: New.
17628 (ia64_init_builtins): Initialize __builtin_infq,
17629 __builtin_fabsq and __builtin_copysignq if not HPUX.
17630 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
17631 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
17633 * config/ia64/lib1funcs.asm (__divtf3): Define only if
17635 (__fixtfti): Likewise.
17636 (__fixunstfti): Likewise.
17637 (__floattitf): Likewise.
17639 * config/ia64/libgcc-glibc.ver: New.
17640 * config/ia64/t-fprules-softfp: Likewise.
17641 * config/ia64/sfp-machine.h: Likewise.
17643 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
17644 (LIBGCC2_TF_CEXT): Likewise.
17645 (TF_SIZE): Likewise.
17646 (TARGET_INIT_LIBFUNCS): Likewise.
17648 * config/ia64/t-glibc (SHLINB_MAPFILES):
17649 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
17651 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17653 * config/i386/i386.c (construct_container): Rewrite processing
17654 BLKmode with X86_64_SSE_CLASS.
17656 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
17659 * config/i386/i386.md: Replace simplify_replace_rtx with
17660 replace_rtx in the new peephole2.
17662 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
17664 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
17665 loop unrolling do not happen at -O2.
17667 2009-02-12 Michael Matz <matz@suse.de>
17669 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
17671 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17673 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
17676 2009-02-12 Ben Elliston <bje@au.ibm.com>
17678 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
17679 patterns when updating the back chain. Missed in the 2009-02-10
17682 2009-02-11 Janis Johnson <janis187@us.ibm.com>
17684 * doc/extend.texi (Decimal Floating Types): Update identifier of
17685 draft TR and list of missing support.
17687 2009-02-11 Jakub Jelinek <jakub@redhat.com>
17689 PR middle-end/39154
17690 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
17691 bit to variable length decl's flags, add it also to its
17692 pointer replacement variable.
17694 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
17695 Jakub Jelinek <jakub@redhat.com>
17698 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
17699 (memory_blockage): New expander.
17700 (*memory_blockage): New insn pattern.
17701 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
17702 instead of general blockage at the end of function prologue when
17703 frame pointer is used to access red zone area. Do not emit blockage
17704 when profiling, it is emitted in generic code.
17705 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
17706 function epilogue when frame pointer is used to access red zone area.
17708 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
17711 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
17712 by arithmetic with memory operands.
17713 * config/i386/predicates.md (commutative_operator): New.
17715 2009-02-10 Janis Johnson <janis187@us.ibm.com>
17717 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
17720 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
17722 * alias.h (record_alias_subset): Declare.
17723 * alias.c (record_alias_subset): Make global.
17725 2009-02-10 Nick Clifton <nickc@redhat.com>
17727 * tree-parloops.c: Change license to GPLv3.
17728 * ipa-struct-reorg.c: Change license to GPLv3.
17729 * ipa-struct-reorg.h: Change license to GPLv3.
17731 2009-02-10 Steve Ellcey <sje@cup.hp.com>
17734 * c-decl.c (start_struct): Return NULL on error.
17736 2009-02-10 Jakub Jelinek <jakub@redhat.com>
17738 PR middle-end/39124
17739 * cfgloopmanip.c (remove_path): Call remove_bbs after
17740 cancel_loop_tree, not before it.
17743 * function.h (struct function): Add has_local_explicit_reg_vars bit.
17744 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
17745 VAR_DECLs were seen.
17746 * tree-ssa-live.c (remove_unused_locals): Recompute
17747 cfun->has_local_explicit_reg_vars.
17748 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
17749 copies or clearings if cfun->has_local_explicit_reg_vars.
17751 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
17754 * config/i386/i386.c (expand_prologue): Emit blockage at the end
17755 of function prologue when frame pointer is used to access
17758 2009-02-10 Richard Guenther <rguenther@suse.de>
17760 PR middle-end/39127
17761 * gimplify.c (gimple_regimplify_operands): Always look if
17762 we need to create a temporary.
17764 2009-02-10 Richard Guenther <rguenther@suse.de>
17766 PR tree-optimization/39132
17767 * tree-loop-distribution.c (todo): New global var.
17768 (generate_memset_zero): Trigger TODO_rebuild_alias.
17769 (tree_loop_distribution): Return todo.
17771 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
17774 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
17775 (x86_64_reg_class_name): Removed.
17776 (classify_argument): Return 0 if bytes > 32. Return 0 if the
17777 first one isn't X86_64_SSE_CLASS or any other ones aren't
17778 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
17779 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
17780 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
17781 and 3 X86_64_SSEUP_CLASS.
17782 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
17783 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
17785 2009-02-10 Ben Elliston <bje@au.ibm.com>
17787 * config/rs6000/rs6000.md (allocate_stack): Always use an update
17788 form instruction to update the stack back chain word, even if the
17789 user has disabled the generation of update instructions.
17790 (movdi_<mode>_update_stack): New.
17791 (movsi_update_stack): Likewise.
17792 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
17793 always use an update form instruction to update the stack back
17796 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
17798 PR middle-end/38953
17799 * graphite.c (if_region_set_false_region): After moving a region in
17800 the false branch of a condition, remove the empty dummy basic block.
17801 (gloog): Remove wrong fix for PR38953.
17803 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17805 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
17806 generation due to implicit sign extension.
17808 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
17810 PR middle-end/38981
17811 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
17812 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
17814 2009-02-09 Richard Guenther <rguenther@suse.de>
17816 PR middle-end/35202
17817 * convert.c (convert_to_real): Disable (float)fn((double)x)
17818 to fnf(x) conversion if errno differences may occur and
17819 -fmath-errno is set.
17821 2009-02-07 Anatoly Sokolov <aesok@post.ru>
17823 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
17824 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17825 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17827 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17830 * c-common.c (handle_alias_attribute): Disallow attribute for
17831 anything not a FUNCTION_DECL or VAR_DECL.
17833 2009-02-06 Janis Johnson <janis187@us.ibm.com>
17836 * real.c (do_compare): Special-case compare of zero against
17837 decimal float value.
17839 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17842 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
17843 as indicating flexible array members unless the field itself is
17844 being declarared as the incomplete array.
17846 2009-02-06 Jan Hubicka <jh@suse.cz>
17848 PR tree-optimization/38844
17849 * ipa-inline.c (try_inline): Stop inlining recursion when edge
17850 is already inlined.
17852 2009-02-06 Richard Guenther <rguenther@suse.de>
17854 PR middle-end/38977
17855 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
17856 fork because we may expand it as __gcov_fork.
17858 2009-02-06 Nick Clifton <nickc@redhat.com>
17860 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
17862 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
17864 PR tree-optimization/35659
17865 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
17866 vn_phi_eq): Shortcut if hashcode does not match.
17867 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
17869 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
17870 and avoid iterative_hash_expr.
17871 (FOR_EACH_VALUE_ID_IN_SET): New.
17872 (value_id_compare): Remove.
17873 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
17874 sort expressions by value id.
17876 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
17879 * config/sh/predicates.md (general_movsrc_operand): Don't check
17880 the subreg of system registers here.
17882 2009-02-05 Jakub Jelinek <jakub@redhat.com>
17885 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
17886 on the copied decl.
17888 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
17890 PR rtl-optimization/39110
17891 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
17892 addresses, not aligned ones.
17894 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
17895 Richard Guenther <rguenther@suse.de>
17897 PR tree-optimization/39100
17898 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
17899 comment says and add edges.
17901 2009-02-05 Joseph Myers <joseph@codesourcery.com>
17904 * c-common.c (handle_tls_model_attribute): Ignore attribute for
17905 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
17907 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
17909 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
17910 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
17911 register_bb_in_sese, new_sese, free_sese): Moved.
17912 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
17913 outermost_loop_in_scop, build_scop_iteration_domain,
17914 expand_scalar_variables_ssa_name, get_vdef_before_scop,
17915 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
17916 Use loop_in_sese_p instead of loop_in_scop_p.
17917 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
17918 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
17919 (scopdet_basic_block_info): Fix bug in scop detection.
17920 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
17921 eq_loop_to_cloog_loop): Remove.
17922 (nb_loops_around_loop_in_scop, nb_loop
17923 ref_nb_loops): Moved here...
17924 * graphite.h (ref_nb_loops): ... from here.
17925 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
17926 (loop_domain_dim, loop_iteration_vector_dim): Remove.
17927 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
17928 * testsuite/gcc.dg/graphite/scop-19.c: New
17930 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
17931 Hans-Peter Nilsson <hp@axis.com>
17933 PR rtl-optimization/37889
17934 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
17935 Move offset handling from PLUS to before the switch. Use new
17936 arguments when considering SYMBOL_REFs too.
17937 (rtx_addr_can_trap_p): Pass dummy offset and size.
17938 (enum may_trap_p_flags): Remove.
17939 (may_trap_p_1): Pass size from MEM_SIZE.
17941 PR rtl-optimization/38921
17942 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
17943 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
17944 * rtlanal.c (may_trap_after_code_motion_p): Delete.
17945 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
17947 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
17949 AVX Programming Reference (January, 2009)
17950 * config/i386/sse.md (*vpclmulqdq): New.
17952 2009-02-04 Jakub Jelinek <jakub@redhat.com>
17954 PR tree-optimization/38977
17955 PR gcov-profile/38292
17956 * calls.c (special_function_p): Disregard __builtin_ prefix.
17958 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
17960 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
17961 non-indexable addresses even before reload.
17963 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17966 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
17967 as having variable size. Do not give an error for unnamed
17968 parameters with [*] declarators. Give a warning for type names
17969 with [*] declarators and mark them as variable size.
17970 * c-parser.c (c_parser_sizeof_expression): Do not give an error
17971 for sizeof applied to [*] type names.
17973 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17976 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
17978 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17980 * gcc.c (process_command): Update copyright notice dates.
17981 * gcov.c (print_version): Likewise.
17982 * gcov-dump.c (print_version): Likewise.
17983 * mips-tfile.c (main): Likewise.
17984 * mips-tdump.c (main): Likewise.
17986 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17989 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
17990 for composite type involving a zero-length array type.
17992 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17995 * function.c (match_asm_constraints_1): Skip over
17996 initial optional % in the constraint.
17998 PR inline-asm/39059
17999 * c-parser.c (c_parser_postfix_expression): If fixed point is not
18000 supported, don't accept FIXED_CSTs.
18001 * c-decl.c (finish_declspecs): Error if fixed point is not supported
18002 and _Sat is used without _Fract/_Accum. Set specs->type to
18003 integer_type_node for cts_fract/cts_accum if fixed point is not
18006 2009-02-02 Catherine Moore <clm@codesourcery.com>
18008 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
18010 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
18012 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
18013 (ABI_HAS_64BIT_SYMBOLS): Use it.
18014 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
18016 2009-02-02 Paul Brook <paul@codesourcery.com>
18018 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
18020 2009-02-02 Jakub Jelinek <jakub@redhat.com>
18022 PR inline-asm/39058
18023 * recog.h (asm_operand_ok): Add constraints argument.
18024 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
18025 recurse on matching constraint.
18026 (check_asm_operands): Pass constraints as 3rd argument to
18027 asm_operand_ok. Don't look up matching constraint here.
18028 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
18031 2009-02-02 Ben Elliston <bje@au.ibm.com>
18033 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
18034 TARGET_NARROW_VOLATILE_BITFIELD macro names.
18036 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18038 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
18039 information. Remove some obsolete information. Reorganize.
18041 * config/pa/fptr.c: Revert license to GPL 2.
18042 * config/pa/milli64.S: Likewise.
18044 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
18047 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
18048 LIBRARY name in, instead of hard-coding it.
18049 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
18050 extra target make frag to tmake_files according to EH model.
18051 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
18052 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
18053 frags that define makefile variable EH_MODEL appropriately.
18054 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
18055 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
18056 to "-sjlj" according to type of EH configured.
18057 (LIBGCC_SONAME): Concatenate it to shared library base name.
18058 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
18059 to "_sjlj" according to type of EH configured.
18060 (LIBGCC_SONAME): Concatenate it to shared library base name.
18061 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
18062 (SHLIB_LINK): Add missing semicolon to if-else construct.
18063 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
18064 string value of "pe_dll" command-line option.
18065 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
18066 (SHLIB_SONAME): Use it when overriding t-cygming default.
18067 (SHLIB_IMPLIB): Override t-cygming default.
18068 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
18069 string value of "pe_dll" command-line option.
18071 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
18074 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
18075 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
18077 2009-01-31 Richard Guenther <rguenther@suse.de>
18079 PR tree-optimization/38937
18080 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
18081 computing the transitive closure.
18083 2009-01-30 Richard Guenther <rguenther@suse.de>
18085 PR tree-optimization/39041
18086 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
18087 Propagate variable indices only if the types match for this stmt.
18089 2009-01-30 Jakub Jelinek <jakub@redhat.com>
18092 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
18093 inline but never defined.
18095 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
18097 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
18098 (*insv_h_di_reg_extimm): New insn.
18099 (*insv_l<mode>_reg_extimm): New insn.
18101 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
18103 * config/picochip/picochip.c (flag_conserve_stack): set
18104 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
18105 fconserve-stack. Reduce call-overhead used by inliner.
18107 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
18110 * common.opt (flag_conserve_stack): Initialised to zero.
18112 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
18115 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
18116 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
18119 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
18121 * ira-color.c (allocno_reload_assign): Update comments.
18122 * regmove.c (regmove_optimize): Likewise.
18126 2009-01-29 Robert Millan <rmh@aybabtu.com>
18128 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
18129 * config/i386/kopensolaris-gnu.h: New file. Undefine
18130 `MD_UNWIND_SUPPORT'.
18131 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
18133 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
18135 PR tree-optimization/39007
18136 * tree-loop-distribution.c (generate_builtin): Use
18137 recompute_dominator to compute the immediate dominator of the
18138 basic block just after the loop.
18140 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18142 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
18143 (ASM_OUTPUT_DWARF_PCREL): Define.
18145 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
18147 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
18148 * doc/passes.texi: Remove entries about regclass, local-alloc, and
18149 global. Modify entries about regmove and IRA.
18151 * ra-conflict.c: Remove the file.
18153 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
18155 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
18156 (pass_regclass_init): Rename to pass_reginfo_init.
18158 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
18160 * toplev.h (flag_ira): Remove.
18162 * caller-save.c (setup_save_areas): Remove flag_ira.
18164 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
18166 * global.c: Remove the file.
18168 * opts.c (decode_options): Remove flag_ira.
18170 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
18172 * regmove.c: Modify file description.
18173 (find_use_as_address, try_auto_increment): Define them only if
18174 AUTO_INC_DEC is defined.
18175 (replacement_quality, replace_in_call_usage, fixup_match_1,
18176 stable_and_no_regs_but_for_p): Remove.
18177 (reg_set_in_bb): Make it static.
18178 (regmove_optimize): Remove flag_ira and code which worked for
18181 * local-alloc.c: Remove the file.
18183 * common.opt (fira): Remove.
18185 * ira.c: Include except.h.
18186 (eliminable_regset): Move from global.c.
18187 (mark_elimination): Ditto. Remove flag_ira.
18188 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
18189 equiv_mem_modified, validate_equiv_mem_from_store,
18190 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
18191 contains_replace_regs, memref_referenced_p, memref_used_between_p,
18192 no_equiv, recorded_label_ref): Move from local-alloc.c.
18193 (update_equiv_regs): Ditto. Make it static.
18194 (print_insn_chain, print_insn_chains): Move it from global.c.
18195 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
18196 (build_insn_chain): Ditto. Make it static.
18197 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
18198 Rename to init_live_subregs.
18199 (gate_ira): Remove flag_ira.
18201 * regclass.c: Rename reginfo.c. Change file description.
18202 (FORBIDDEN_INC_DEC_CLASSES): Remove.
18203 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
18204 (init_reg_sets_1): Remove code for evaluation of
18205 reg_class_superclasses and losing_caller_save_reg_set.
18206 (init_regs): Remove init_reg_autoinc.
18207 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
18208 ok_for_base_p_nonstrict): Remove.
18209 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
18210 (pass_regclass_init): Rename to pass_reginfo_init. Modify
18211 corresponding entries.
18212 (dump_regclass, record_operand_costs, scan_one_insn,
18213 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
18214 record_address_regs, auto_inc_dec_reg_p): Remove.
18215 (gt-regclass.h): Rename to gt-reginfo.h.
18217 * rtl.h (dump_global_regs, retry_global_alloc,
18218 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
18220 * Makefile.in (RA_H): Remove.
18221 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
18222 Rename regclass.o to reginfo.o.
18223 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
18225 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
18226 (GTFILES): Rename regclass.c to reginfo.c.
18228 * passes.c (init_optimization_passes): Remove pass_local_alloc and
18229 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
18231 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18232 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
18234 (finish_spills): Ditto. Remove code for !flag_ira.
18236 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
18238 PR middle-end/35854
18239 * doc/invoke.texi (rtl debug options): Complete rewrite.
18240 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
18242 * mode-switching.c (pass_mode_switching): Rename pass from
18243 "mode-sw" to "mode_sw".
18244 * except.c (pass_convert_to_eh_ranges): Rename pass from
18245 "eh-ranges" to "eh_ranges".
18246 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
18250 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
18251 Alexander Monakov <amonakov@ispras.ru>
18253 PR middle-end/38857
18254 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
18256 (move_exprs_to_boundary): Change return type and pass through
18257 should_move from move_op. Relax assert. Update usage ...
18258 (schedule_expr_on_boundary): ... here. Use should_move instead of
18260 (move_op_orig_expr_found): Indicate that insn was disconnected from
18262 (code_motion_process_successors): Do not call after_merge_succs
18263 callback if original expression was not found when traversing any of
18265 (code_motion_path_driver): Change return type. Update prototype.
18266 (move_op): Update comment. Add a new parameter (should_move). Update
18267 prototype. Set *should_move based on indication provided by
18268 move_op_orig_expr_found.
18270 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
18272 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
18273 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
18274 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
18275 * config/rs6000/rs6000.c (rs6000_override_options): Default
18276 avoid-indexed-addresses on for Power6, off for everything else.
18277 (avoiding_indexed_address_p): New function.
18278 (rs6000_legitimize_address): Use it.
18279 (rs6000_legitimate_address): Likewise.
18280 * config/rs6000/rs6000.md (movXX_updateX): Likewise
18282 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
18284 PR tree-optimization/38997
18285 * tree-loop-distribution.c (generate_memset_zero): Use
18286 POINTER_PLUS_EXPR for a pointer addition.
18288 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
18290 * config/s390/s390.md (bswap<mode>2): New pattern added.
18292 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18294 * config/s390/s390.md (*tls_load_31): Added type attribute.
18296 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18298 * config/s390/s390.md: Fix a few comments.
18300 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18302 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
18303 (*tm<mode>_full): Fixed z10prop attribute.
18304 (*tst<mode>_extimm): Fixed z10prop attribute.
18305 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
18306 (*tstqiCCT_cconly): Fixed z10prop attribute.
18307 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
18308 (*movsi_larl): Fixed z10prop attribute.
18309 (*movsi_zarch): Fixed z10prop attribute.
18310 (*movsi_eas): Fixed z10prop attribute.
18311 (*movhi): Fixed z10prop attribute.
18312 (*movqi): Fixed z10prop attribute.
18313 (*movstrictqi): Fixed z10prop attribute.
18314 (*mov<mode>): Fixed z10prop attribute.
18315 (*movcc): Fixed z10prop attribute.
18316 (*sethighpartdi_64): Fixed z10prop attribute.
18317 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
18318 (*negdi2_sign_cc): Fixed z10prop attribute.
18319 (*negdi2_sign): Fixed z10prop attribute.
18320 (*absdi2_sign_cc): Fixed z10prop attribute.
18321 (*absdi2_sign): Fixed z10prop attribute.
18322 (*negabsdi2_sign_cc): Fixed z10prop attribute.
18323 (*negabsdi2_sign): Fixed z10prop attribute.
18324 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
18325 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
18326 (doloop_si64): Fixed z10prop attribute.
18327 (doloop_si31): Fixed z10prop attribute.
18328 (doloop_long): Fixed z10prop attribute.
18329 (indirect_jump): Fixed z10prop attribute.
18330 (nop): Fixed z10prop attribute.
18331 (main_base_64): Fixed z10prop attribute.
18332 (reload_base_64): Fixed z10prop attribute.
18334 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18336 PR rtl-optimization/38740
18337 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
18339 * config/mips/mips.c (mips_reorg): Likewise.
18341 2009-01-28 Richard Guenther <rguenther@suse.de>
18343 PR tree-optimization/38926
18344 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
18345 with the correct value id to a value.
18346 (do_regular_insertion): Use the value number of edoubleprime
18347 for the value number of the expr.
18350 2008-08-21 Richard Guenther <rguenther@suse.de>
18352 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
18353 a PHI ask VN if it is already available.
18354 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
18355 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
18357 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18359 PR middle-end/38934
18360 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
18361 set to varying whenever max has TREE_OVERFLOW set, similarly
18362 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
18364 2009-01-28 Richard Guenther <rguenther@suse.de>
18366 PR middle-end/38908
18367 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
18368 uninitialized aggregate uses in call arguments.
18370 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
18372 PR tree-optimization/38984
18373 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
18374 the nothing_id variable if -fno-delete-null-pointer-checks.
18376 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
18379 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
18380 (set_got_offset_rex64): Ditto.
18382 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
18385 * doc/extend.texi: Improve local variable with asm reg.
18387 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
18389 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
18390 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
18391 was not supplied then set warn_packed_bitfield_compat to the
18392 default value of 1.
18393 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
18396 2009-01-27 Richard Guenther <rguenther@suse.de>
18398 PR tree-optimization/38503
18399 * cfgexpand.c (expand_gimple_basic_block): Ignore
18400 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
18401 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
18402 variables that cannot have TBAA applied.
18403 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
18406 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
18408 PR middle-end/38969
18409 * calls.c (initialize_argument_information): Do not wrap complex
18410 arguments in SAVE_EXPR.
18412 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
18414 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
18415 (INSTALL_LIBGCC): Revert typo commit.
18417 2009-01-26 Richard Guenther <rguenther@suse.de>
18419 PR tree-optimization/38745
18420 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
18421 from special handling.
18423 2009-01-26 Richard Guenther <rguenther@suse.de>
18425 PR tree-optimization/38745
18426 * tree-ssa.c (execute_update_addresses_taken): Do not include
18427 variables that cannot possibly be a register in not_reg_needs.
18428 Do not clear TREE_ADDRESSABLE on vars that may not become
18430 * tree-ssa.c (update_alias_info_1): Include those in the set
18431 of addressable vars.
18433 2009-01-26 Richard Guenther <rguenther@suse.de>
18435 PR middle-end/38851
18436 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
18437 * tree-ssa-dse.c: Include langhooks.h
18438 (execute_simple_dse): Remove stores with zero size.
18440 2009-01-24 Jakub Jelinek <jakub@redhat.com>
18443 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
18446 2009-01-24 Julian Brown <julian@codesourcery.com>
18448 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
18449 config/arm/linux-atomic.c.
18450 * config/arm/linux-atomic.c: New.
18452 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
18454 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
18455 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
18456 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
18458 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
18461 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
18464 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
18466 PR tree-optimization/38953
18467 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
18468 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
18469 (gloog): Split the exit of the scop when the scop exit is a loop exit.
18470 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
18473 2009-01-24 Paul Brook <paul@codesourcery.com>
18475 * config/arm/neon.md (neon_type): Move to arm.md.
18476 (neon_mov<VSTRUCT>): Add neon_type attribute.
18477 * config/arm/arm.md (neon_type): Move to here.
18478 (conds): Add "unconditioal" and use as default for NEON insns.
18480 2009-01-24 Ben Elliston <bje@au.ibm.com>
18482 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
18483 void *' warning from -Wc++-compat.
18484 * Makefile.in (dominance.o-warn): Remove.
18486 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
18488 PR tree-optimization/38932
18489 * fold-const.c (fold_unary_ignore_overflow): New.
18490 * tree.h (fold_unary_ignore_overflow): Declare.
18491 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
18492 * tree-ssa-sccvn.c (visit_reference_op_load,
18493 simplify_unary_expression): Likewise.
18495 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
18497 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
18498 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
18499 regardless of their type.
18500 * c-common.c (handle_packed_attribute): Don't ignore packed on
18502 * c.opt (Wpacked-bitfield-compat): New warning option.
18503 * stor-layout.c (place_field): Warn if offset of a field changed.
18504 * doc/extend.texi (packed): Mention the ABI change.
18505 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
18506 (Warning Options): Add it to the list.
18508 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
18510 * c-opts.c (c_common_post_options): Fix a typo in comments.
18512 2009-01-22 Steve Ellcey <sje@cup.hp.com>
18514 PR middle-end/38615
18515 * gimplify.c (gimplify_init_constructor): Fix promotion of const
18516 variables to static.
18517 * doc/invoke.texi (-fmerge-all-constants): Update description.
18519 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
18522 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
18523 (*movdi_1_rex64): Use type "mmx" for alternative 5.
18525 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
18527 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
18529 (LOCAL_ALIGNMENT): Similarly.
18531 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18532 Joseph Myers <joseph@codesourcery.com>
18534 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
18535 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
18536 * config/arm/arm-tune.md: Regenerate.
18537 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
18540 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18542 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
18543 version number to five.
18545 2009-01-22 Dodji Seketeli <dodji@redhat.com>
18548 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
18549 * c-common.c (set_underlying_type): Likewise.
18550 (is_typedef_decl ): Likewise
18552 (set_underlying_type): Likewise.
18553 (is_typedef_type): Likewise.
18555 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
18557 PR middle-end/38587
18558 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
18561 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
18564 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
18565 (LIBGCC_SPEC): Don't define.
18566 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
18568 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
18570 PR rtl-optimization/38879
18571 * alias.c (base_alias_check): Unaligned access via AND address can
18572 alias all surrounding object types except those with sizes equal
18573 or wider than the size of unaligned access.
18575 2009-01-21 Dodji Seketeli <dodji@redhat.com>
18578 * c-decl.c (clone_underlying_type): Move this ...
18579 * c-common.c (set_underlying_type): ... here.
18580 Also, make sure the function properly sets TYPE_STUB_DECL() on
18581 the newly created typedef variant type.
18582 (is_typedef_decl ): New entry point.
18583 * tree.h: Added a new member member_types_needing_access_check to
18584 struct tree_decl_non_common.
18585 (set_underlying_type): New entry point.
18586 (is_typedef_type): Likewise.
18588 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
18590 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
18591 Check whether two instructions have memory references that
18592 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
18593 are helper functions for traversing.
18594 * alias.h (insn_alias_sets_confilict_p): New prototypes.
18595 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
18596 not to draw dependency edge for instructions with non-conflicting
18599 2009-01-20 Joseph Myers <joseph@codesourcery.com>
18602 * longlong.h: Update copyright years. Use soft-fp license notice.
18603 Sync __clz_tab declaration with glibc.
18605 2009-01-20 Steve Ellcey <sje@cup.hp.com>
18608 * doc/extend.texi (syscall_linkage): New.
18609 (version_id): Modify.
18611 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
18612 Richard Guenther <rguenther@suse.de>
18614 PR tree-optimization/38747
18615 PR tree-optimization/38748
18616 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
18617 conversion if the base address is an indirect reference and the
18618 aliasing sets could cause issues.
18620 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18622 * common.opt (fgraphite, fgraphite-identity): Add comment for
18623 explaining why these options are not documented.
18625 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18627 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
18628 gimple_call_lhs is NULL.
18630 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
18633 * emit-rtl.c (adjust_address_1): Make sure memref is never
18636 2009-01-20 Ben Elliston <bje@au.ibm.com>
18638 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18639 const qualifier from arg parameter. Remove unnecessary cast to char *.
18640 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18641 const qualifier from arg 2.
18643 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
18645 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
18647 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
18650 * rtl.h (reinit_regs): New prototype.
18651 * regclass.c: Include ira.h.
18652 (reinit_regs): New.
18653 * Makefile.in (regclass.o): Add ira.h.
18654 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
18656 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
18659 * c-common.c (handle_aligned_attribute): Use
18660 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
18661 default alignment value.
18663 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
18665 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
18666 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
18668 * doc/extend.texi: Update __attribute__ ((aligned)). Document
18669 __BIGGEST_ALIGNMENT__.
18671 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
18673 2009-01-18 Richard Guenther <rguenther@suse.de>
18675 PR tree-optimization/38819
18676 * tree-flow.h (operation_could_trap_helper_p): Declare.
18677 * tree-eh.c (operation_could_trap_helper_p): Export.
18678 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
18679 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
18680 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
18681 are about to insert a possibly trapping instruction and fail
18684 2009-01-18 Andreas Schwab <schwab@suse.de>
18686 * doc/install.texi (Configuration): Remove obsolete paragraph
18687 about use of --with-gnu-ld with --with-gnu-as.
18689 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
18691 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
18692 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
18693 Follow spelling conventions.
18695 2009-01-18 Ben Elliston <bje@au.ibm.com>
18697 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
18698 C++ warning about implicit conversion from void * to struct
18700 (bitmap_obstack_free): Likewise for bitmap_element *.
18701 * Makefile.in (bitmap.o-warn): Remove.
18703 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
18705 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
18707 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
18708 Tobias Grosser <tobi.grosser@amd.com>
18710 * graphite.c (graphite_trans_scop_block): Do not block single
18713 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
18715 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
18716 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
18717 test with assertion.
18719 2009-01-16 Richard Guenther <rguenther@suse.de>
18721 PR tree-optimization/38835
18722 PR middle-end/36227
18723 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
18724 and INT + PTR -> (INT)(PTR p+ INT) folding.
18725 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
18727 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
18730 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
18731 the subreg from a lowpart subreg if it is also casting the value.
18733 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18734 Tobias Grosser <tobi.grosser@amd.com>
18736 * graphite.c (compare_prefix_loops): New.
18737 (build_scop_canonical_schedules): Rewritten.
18738 (graphite_transform_loops): Move build_scop_canonical_schedules
18739 after build_scop_iteration_domain.
18741 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18742 Tobias Grosser <tobi.grosser@amd.com>
18744 * graphite.c (add_conditions_to_domain): Add the loops to
18745 the dimension of the iteration domain. Do copy the domain
18746 only when it exists.
18747 (build_scop_conditions_1): Do not call add_conditions_to_domain.
18748 (add_conditions_to_constraints): New.
18749 (can_generate_code_stmt, can_generate_code): Removed.
18750 (gloog): Do not call can_generate_code.
18751 (graphite_transform_loops): Call add_conditions_to_constraints
18752 after building the iteration domain.
18754 2009-01-16 Jakub Jelinek <jakub@redhat.com>
18756 PR tree-optimization/38789
18757 * tree-ssa-threadedge.c
18758 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18759 __builtin_constant_p.
18761 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18763 * dce.c (delete_unmarked_insns): Reversed the order that insns are
18764 examined before deleting them.
18766 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
18768 * function.c (aggregate_value_p): Correctly extract the function
18769 type from CALL_EXPR_FN lookup.
18771 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18773 * config/picochip/picochip.c (picochip_override_options): Revert
18774 CFI asm flag disable commited previously.
18776 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
18777 Tobias Grosser <tobi.grosser@amd.com>
18778 Jan Sjodin <jan.sjodin@amd.com>
18780 * graphite.c (scan_tree_for_params): On substractions negate
18781 all the coefficients of the term.
18782 (clast_to_gcc_expression_red): New. Handle reduction expressions
18783 of more than two operands.
18784 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
18785 (get_vdef_before_scop): Handle also the case of default definitions.
18787 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
18789 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
18790 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
18791 Also use them when walking CALL_INSN_FUNCTION_USAGE.
18793 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
18794 Joey Ye <joey.ye@intel.com>
18796 PR middle-end/37843
18797 * cfgexpand.c (expand_stack_alignment): Don't update stack
18798 boundary nor check incoming stack boundary here.
18799 (gimple_expand_cfg): Update stack boundary and check incoming
18800 stack boundary here.
18802 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18804 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
18806 2009-01-14 Jakub Jelinek <jakub@redhat.com>
18808 PR rtl-optimization/38245
18809 * calls.c (expand_call): Add stack arguments to
18810 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18811 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
18812 in regs and partially in memory or BLKmode arguments.
18813 (emit_library_call_value_1): Add stack arguments to
18814 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18815 ACCUMULATE_OUTGOING_ARGS).
18816 * dce.c: Include tm_p.h.
18817 (find_call_stack_args): New function.
18818 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
18820 (mark_insn): Call find_call_stack_args for CALL_Ps.
18821 (prescan_insns_for_dce): Walk insns backwards in bb rather than
18822 forwards. Allocate and free arg_stores bitmap if needed, pass it
18823 down to deletable_insn_p, don't mark stores set in arg_stores
18824 bitmap, clear the bitmap at the beginning of each bb.
18825 * Makefile.in (dce.o): Depend on $(TM_P_H).
18827 2009-01-14 Michael Meissner <gnu@the-meissners.org>
18830 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
18831 to make sure the insn is a conditional test (bug 22599). Reformat a
18834 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
18836 PR middle-end/38431
18837 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
18838 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
18839 (gloog): Do not call cleanup_tree_cfg.
18840 (graphite_transform_loops): Call cleanup_tree_cfg after all
18841 scops have been code generated.
18843 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
18844 * doc/gty.texi (Invoking the garbage collector): Added new node
18845 and section documenting ggc_collect.
18847 2009-01-14 Richard Guenther <rguenther@suse.de>
18849 PR tree-optimization/38826
18850 PR middle-end/38477
18851 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
18852 initialization notes only if we actually emitted a warning.
18853 (intra_create_variable_infos): Add constraints for a result decl
18854 that is passed by hidden reference.
18855 (build_pred_graph): Mark all related variables non-direct on
18858 2009-01-14 Nick Clifton <nickc@redhat.com>
18860 * ira-conflicts.c: Include addresses.h for the definition of
18862 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
18863 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
18865 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
18868 * Makefile.in (ira-lives.o): Add except.h.
18870 * ira-lives.c: Include except.h.
18871 (process_bb_node_lives): Process can_throw_internal.
18873 2009-01-13 Jakub Jelinek <jakub@redhat.com>
18875 PR rtl-optimization/38774
18876 * combine.c (simplify_set): When undoing cc_use change, don't do
18877 PUT_CODE on the newly created comparison, but instead put back the
18880 2009-01-13 Joseph Myers <joseph@codesourcery.com>
18882 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
18883 values. Remove duplicate arm8 entry.
18885 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18887 PR tree-optimization/38786
18888 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
18889 the SSA_NAME case of expand_scalar_variables_expr.
18890 Set the type of an expression to the type of its assign statement.
18891 (expand_scalar_variables_expr): Also gather the scalar computation
18892 used to index the memory access. Do not pass loop_p.
18893 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
18894 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
18895 the gimple_stmt_iterator where it inserts new code.
18896 Do not pass loop_p.
18897 (copy_bb_and_scalar_dependences): Do not pass loop_p.
18898 (translate_clast): Update call to copy_bb_and_scalar_dependences.
18900 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18902 * graphite.h (debug_value): Removed.
18903 * graphite.c (debug_value): Removed.
18905 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18907 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
18908 ldrd/strd with two 32-bit instructions.
18910 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18912 * config/arm/arm.c (struct processors): Pass for speed down into
18913 cost helper functions.
18914 (const_ok_for_op): Handle COMPARE and inequality nodes.
18915 (arm_rtx_costs_1): Rewrite.
18916 (arm_size_rtx_costs): Update prototype.
18917 (arm_rtx_costs): Pass speed down to helper functions.
18918 (arm_slowmul_rtx_costs): Rework cost calculations.
18919 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
18920 (arm_9e_rtx_costs): Likewise.
18922 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
18924 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
18925 relocations of local symbols wider than UNITS_PER_WORD are not valid.
18926 (alpha_legitimize_address): Do not split local symbols wider than
18927 UNITS_PER_WORD into HIGH/LO_SUM parts.
18929 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
18932 * gcc.c (process_command): Replace call to execvp with calls
18933 to pex_one and exit.
18935 2009-01-03 Anatoly Sokolov <aesok@post.ru>
18938 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
18939 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
18940 variant for devices with 3-byte PC.
18941 (__tablejump_elpm__): New.
18943 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18946 * c-parser.c (c_parser_postfix_expression): Allow `->' in
18947 offsetof member-designator, handle it as `[0].'.
18949 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18951 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
18952 function when not using named sections on targets with named sections
18953 if branch distance is less than 262132.
18955 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
18957 * combine.c (combine_instructions): Recompute
18958 optimize_this_for_speed_p for each BB in the main combine loop.
18960 2009-01-12 Tomas Bily <tbily@suse.cz>
18963 * tree-loop-distribution.c (prop_phis): New function.
18964 (generate_builtin): Call prop_phis.
18965 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
18967 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18969 PR tree-optimization/38807
18970 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
18971 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
18973 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
18975 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
18976 subreg of op0 to the original op0.
18978 2009-01-11 Laurent GUERBY <laurent@guerby.net>
18980 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
18982 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
18985 * mips-tfile.c (parse_def): Fix parsing of def strings
18986 starting with digits.
18988 2009-01-10 Jakub Jelinek <jakub@redhat.com>
18991 * config/arm/arm.c (arm_is_long_call_p): Don't call
18992 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
18994 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
18996 * regrename.c (regrename_optimize): Fix dumping.
18997 (find_oldest_value_reg): Preserve REG_POINTER.
18998 (copy_hardreg_forward_1): Likewise.
19000 2009-01-09 Diego Novillo <dnovillo@google.com>
19002 * gimple.h (struct gimple_statement_base) <uid>: Document
19003 the restrictions on its use.
19004 (gimple_uid): Tidy.
19005 (gimple_set_uid): Tidy.
19007 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19009 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
19010 zero guard even if align_bytes != 0 and count is smaller than
19013 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
19015 PR rtl-optimization/38495
19016 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
19017 (add_range_and_copies_from_move_list): Print all added ranges.
19018 Add ranges to memory optimized destination.
19020 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19024 * config/i386/i386.c (override_options): Reject
19025 -mstringop-strategy=rep_8byte with -m32.
19026 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
19027 to 1. Do count comparison against epilogue_size_needed at compile
19028 time even when count_exp was constant forced into register. For
19029 size_needed don't jump to epilogue, instead just avoid aligning
19030 and invoke the body algorithm. If need_zero_guard, add zero guard
19031 even if count is non-zero, but smaller than size_needed + number of
19032 bytes that could be stored for alignment.
19033 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
19034 to 1. If need_zero_guard, add zero guard even if count is non-zero,
19035 but smaller than size_needed + number of bytes that could be stored
19036 for alignment. Compare size_needed with epilogue_size_needed instead
19037 of desired_align - align, don't adjust size_needed, pass
19038 epilogue_size_needed to the epilogue expanders.
19041 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
19043 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19045 * pa.c (last_address): Change to unsigned.
19046 (update_total_code_bytes): Change argument to unsigned. Don't
19047 check if insn addresses are set.
19048 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
19049 addresses are not set.
19050 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
19052 2009-01-09 Nick Clifton <nickc@redhat.com>
19054 * config/sh/symbian.c: Replace uses of DECL_INLINE with
19055 DECL_DECLARED_INLINE_P.
19057 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19059 PR middle-end/38347
19060 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
19061 GET_MODE (op0) in operand_subword_force calls.
19063 PR middle-end/38771
19064 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
19065 fold_convert arg0 operands to TREE_TYPE (op0) first.
19067 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
19069 * params.def (ira-max-conflict-table-size): Decrease default value
19072 2009-01-08 Jakub Jelinek <jakub@redhat.com>
19074 PR tree-optimization/37031
19075 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
19077 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
19078 allocate it using gc instead of heap, use VEC_quick_push instead of
19080 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
19081 instead of heap, use VEC_quick_push instead of VEC_safe_push.
19082 * tree-data-ref.h (struct access_matrix): Change matrix to gc
19083 allocated vector from heap allocated.
19084 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
19085 * tree-loop-linear.c (linear_transform_loops): Allocate nest
19086 vector only after perfect_loop_nest_depth call.
19088 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
19089 Jan Sjodin <jan.sjodin@amd.com>
19091 PR tree-optimization/38559
19092 * graphite.c (debug_value, copy_constraint,
19093 swap_constraint_variables, scale_constraint_variable, ): New.
19094 (get_lower_bound, get_upper_bound): Removed.
19095 (graphite_trans_bb_strip_mine): Clean up this code that works
19096 only for constant number of iterations. Fully copy upper and
19097 lower bound constraints, not only the constant part of them.
19098 * graphite.h (debug_value): Declared.
19100 2009-01-08 Ira Rosen <irar@il.ibm.com>
19102 PR tree-optimization/37194
19103 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
19104 Don't add the cost of cost model guard in prologue to scalar
19105 outside cost in case of known number of iterations.
19107 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
19108 Alan Modra <amodra@bigpond.net.au>
19110 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
19111 non-word-aligned REG+CONST addressing.
19113 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
19116 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
19117 free_after_compilation when outputting a thunk.
19118 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
19119 Do not call free_after_compilation here.
19121 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
19123 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
19124 (ix86_valid_target_attribute_inner_p): Ditto.
19126 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
19128 PR tree-optimization/38492
19129 PR tree-optimization/38498
19130 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
19131 * tree-chrec.h (scev_is_linear_expression): Declared.
19132 * graphite.c (graphite_cannot_represent_loop_niter): New.
19133 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
19134 (graphite_loop_normal_form): Use gcc_assert.
19135 (scan_tree_for_params): Use CASE_CONVERT.
19136 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
19137 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
19138 Use gcc_assert. Discard scops that contain unhandled cases.
19139 (build_scop_conditions): Return a boolean status for unhandled cases.
19140 (strip_mine_profitable_p): Print the loop number, not its depth.
19141 (is_interchange_valid): Pass the depth of the loop nest, don't
19142 recompute it wrongly.
19143 (graphite_trans_bb_block): Same.
19144 (graphite_trans_bb_block): Print tentative of loop blocking.
19145 (graphite_trans_scop_block): Do not print that the loop has been
19147 (graphite_transform_loops): Do not handle scops that contain condition
19150 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
19152 AVX Programming Reference (December, 2008)
19153 * config/i386/avxintrin.h (_mm256_stream_si256): New.
19154 (_mm256_stream_pd): Likewise.
19155 (_mm256_stream_ps): Likewise.
19157 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
19158 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
19159 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
19160 (bdesc_special_args): Add __builtin_ia32_movntdq256,
19161 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
19162 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
19163 (ix86_expand_special_args_builtin): Likewise.
19165 * config/i386/sse.md (AVXMODEDI): New.
19166 (avx_movnt<mode>): Likewise.
19167 (avx_movnt<mode>): Likewise.
19168 (<sse>_movnt<mode>): Remove AVX support.
19169 (sse2_movntv2di): Likewise.
19171 2009-01-07 Richard Guenther <rguenther@suse.de>
19173 PR middle-end/38751
19174 * fold-const.c (extract_muldiv): Remove obsolete comment.
19175 (fold_plusminus_mult_expr): Undo MINUS_EXPR
19176 to PLUS_EXPR canonicalization for the canonicalization.
19178 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
19180 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
19181 hosted cross-compilers generating less efficient code.
19183 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19185 * function.h (rtl_data): Add a dbr_scheduled_p field.
19186 * reorg.c (dbr_schedule): Set it.
19187 (gate_handle_delay_slots): Check it.
19188 * config/mips/mips.c (mips_base_delayed_branch): Delete.
19189 (mips_reorg): Check flag_delayed_branch instead of
19190 mips_base_delayed_branch.
19191 (mips_override_options): Don't set mips_base_delayed_branch
19192 or flag_delayed_branch.
19194 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19196 PR rtl-optimization/38426.
19197 * ira.c (ira): Set current_function_is_leaf earlier.
19199 2009-01-06 Jakub Jelinek <jakub@redhat.com>
19201 PR rtl-optimization/38722
19202 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
19203 too early, only set a flag and modify after last possible
19206 2009-01-06 Janis Johnson <janis187@us.ibm.com>
19209 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
19210 * real.c (decimal_single_format): Correct values of emin and emax.
19211 (decimal_double_format): Ditto.
19212 (decimal_quad_format): Ditto.
19213 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
19214 computation of DECnn_MIN and DECnn_MAX for corrected values of
19215 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
19216 __DECnn_MIN__, and adjust its computation for the corrected value
19219 2009-01-06 Jan Hubicka <jh@suse.cz>
19222 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
19224 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
19226 * doc/contrib.texi (Contributors): Slightly adjust the end note.
19227 Add Robert Clark to the list of testers.
19229 2009-01-06 Jan Hubicka <jh@suse.cz>
19230 Kai Tietz <kai.tietz@onevision.com>
19232 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
19233 * config/i386/i386.c (ix86_expand_call): Add clobbers.
19235 2009-01-06 Jan Hubicka <jh@suse.cz>
19236 Kai Tietz <kai.tietz@onevision.com>
19238 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
19240 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
19241 (ix86_nsaved_regs): Count only general purpose regs.
19242 (ix86_nsaved_sseregs): New.
19243 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
19244 to 16 for w64; compute padding and size of sse reg save area.
19245 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
19246 general purpose regs.
19247 (ix86_emit_save_sse_regs_using_mov): New.
19248 (ix86_expand_prologue): Save SSE regs if needed.
19249 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
19250 (ix86_emit_restore_sse_regs_using_mov): New.
19251 (ix86_expand_epilogue): Save SSE regs if needed.
19253 2009-01-06 Jan Hubicka <jh@suse.cz>
19254 Kai Tietz <kai.tietz@onevision.com>
19256 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
19257 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
19258 functions when accumulate outgoing args is off.
19260 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19263 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
19264 before using pseudos_have_intersected_live_ranges_p.
19266 * ira-int.h (ira_assert): Always define.
19268 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19270 AVX Programming Reference (December, 2008)
19271 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
19272 (_mm256_permute2_pd): Likewise.
19273 (_mm_permute2_ps): Likewise.
19274 (_mm256_permute2_ps): Likewise.
19275 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
19276 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
19278 * config/i386/i386.c (ix86_builtins): Remove
19279 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
19280 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
19281 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
19282 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
19283 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
19284 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
19285 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
19286 __builtin_ia32_vpermil2ps256.
19287 (ix86_init_mmx_sse_builtins): Updated.
19288 (ix86_expand_args_builtin): Likewise.
19290 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19292 * pa.c (output_call): Relocate non-jump insns in the delay slot of
19293 long absolute calls when generating PA 2.0 code.
19295 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
19297 PR rtl-optimization/38583
19298 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
19300 * params.def (ira-max-conflict-table-size): New.
19302 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
19304 * ira.h (ira_conflicts_p): New external definition.
19306 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
19307 table. Report this. Return result of building.
19308 (ira_build_conflicts): Use ira_conflicts_p. Check result of
19309 building conflict table.
19311 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
19312 (ira_color): Use ira_conflicts_p.
19314 * global.c: Include ira.h.
19315 (pseudo_for_reload_consideration_p, build_insn_chain): Use
19318 * Makefile.in (global.o): Add ira.h.
19320 * ira-build.c (mark_all_loops_for_removal,
19321 propagate_some_info_from_allocno): New.
19322 (remove_unnecessary_allocnos): Call
19323 propagate_some_info_from_allocno.
19324 (remove_low_level_allocnos): New.
19325 (remove_unnecessary_regions): Add parameter. Call
19326 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
19327 parameter to remove_unnecessary_regions.
19328 (ira_build): Remove all regions but root if the conflict table was
19329 not built. Update conflict hard regs for allocnos crossing calls.
19331 * ira.c (ira_conflicts_p): New global.
19332 (ira): Define and use ira_conflicts_p.
19334 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19335 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
19336 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
19338 2009-01-06 Ben Elliston <bje@au.ibm.com>
19340 * gengtype-lex.l (YY_NO_INPUT): Define.
19342 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19345 * c-common.c (handle_vector_size_attribute): Also reject
19346 BOOLEAN_TYPE types.
19348 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
19350 PR tree-optimization/38492
19351 * graphite.c (rename_map_elt, debug_rename_elt,
19352 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
19353 rename_map_elt_info, eq_rename_map_elts,
19354 get_new_name_from_old_name, bb_in_sese_p): Moved around.
19355 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
19356 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
19357 (sese_build_livein_liveouts): New.
19358 (new_sese, free_sese): New.
19359 (new_scop): Call new_sese.
19360 (free_scop): Call free_sese.
19361 (rename_variables_from_edge, rename_phis_end_scop): Removed.
19362 (register_old_new_names): Renamed register_old_and_new_names.
19363 (register_scop_liveout_renames, add_loop_exit_phis,
19364 insert_loop_close_phis, struct igp,
19365 default_liveout_before_guard, add_guard_exit_phis,
19366 insert_guard_phis, copy_renames): New.
19367 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
19368 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
19369 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
19370 (scop_adjust_phis_for_liveouts): New.
19371 (gloog): Call scop_adjust_phis_for_liveouts.
19373 * graphite.h (struct sese): Documented. Added fields liveout,
19374 num_ver and livein.
19375 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
19376 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
19377 (struct scop): Added field liveout_renames.
19378 (SCOP_LIVEOUT_RENAMES): New.
19380 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19382 PR tree-optimization/38510
19383 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
19384 (translate_clast): Call recompute_all_dominators before
19386 (gloog): Call recompute_all_dominators before graphite_verify.
19388 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19389 Jan Sjodin <jan.sjodin@amd.com>
19391 PR tree-optimization/38500
19392 * graphite.c (create_sese_edges): Call fix_loop_structure after
19395 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19397 * config.gcc: Add m32r*-*-rtems*.
19398 * config/m32r/rtems.h: New file.
19400 2009-01-05 Ben Elliston <bje@au.ibm.com>
19402 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
19403 (.po.pox): Likewise.
19404 (po/gcc.pot): Likewise.
19406 2009-01-04 David S. Miller <davem@davemloft.net>
19408 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
19409 (STARTING_FRAME_OFFSET): Always set to zero.
19411 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19413 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
19414 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
19415 fixed-point types, and vectors of the same.
19417 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19419 * config/mips/sync.md (*mb_barrier): Rename to...
19420 (*memory_barrier): ...this.
19422 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
19424 * doc/extend.texi (Function Attributes): Move @cindex after @item
19425 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
19426 and put in alphabetical order. Fix 'target' name and put in order.
19427 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
19430 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
19432 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
19433 (memory_barrier): Expand as unspec instead of unspec_volatile.
19434 Remove mem:BLK from insn operands. Use Pmode scratch register.
19435 (*memory_barrier): Define as unspec instead of unspec_volatile.
19436 Use (match_dup 0) as input operand.
19438 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
19439 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
19440 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
19441 scratch register. Remove operand 1.
19442 (*stbar): Define as unspec instead of unspec_volatile.
19443 Use (match_dup 0) as input operand, remove (const_int 8).
19444 (*membar): Define as unspec instead of unspec_volatile.
19445 Use (match_dup 0) as input operand, remove input operand 2.
19447 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
19448 (memory_barrier): Expand as unspec instead of unspec_volatile.
19449 Remove mem:BLK from insn operands. Use Pmode scratch register.
19450 (*memory_barrier): Define as unspec instead of unspec_volatile.
19451 Use (match_dup 0) as input operand.
19453 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
19454 Remove mem:BLK from insn operands. Use Pmode scratch register.
19455 Set volatile flag on operand 0.
19456 (*memory_barrier): New insn pattern.
19458 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
19460 (*memory_barrier): Use (match_dup 0) as input operand.
19462 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
19463 Remove mem:BLK from insn operands. Use Pmode scratch register.
19464 Set volatile flag on operand 0.
19465 (*mb_internal): New insn pattern.
19467 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
19469 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19471 PR middle-end/38586
19472 * function.c (struct temp_slot): Move to the section of the file
19473 that deals with temp slots. Remove field 'address'.
19474 (temp_slot_address_table): New hash table of address -> temp slot.
19475 (struct temp_slot_address_entry): New struct, items for the table.
19476 (temp_slot_address_compute_hash, temp_slot_address_hash,
19477 temp_slot_address_eq, insert_temp_slot_address): Support functions
19479 (find_temp_slot_from_address): Rewrite to use the new hash table.
19480 (remove_unused_temp_slot_addresses): Remove addresses of temp
19481 slots that have been made available.
19482 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
19483 worker function for remove_unused_temp_slot_addresses.
19484 (assign_stack_temp_for_type): Don't clear the temp slot address list.
19485 Add the temp slot address to the address -> temp slot map.
19486 (update_temp_slot_address): Update via insert_temp_slot_address.
19487 (free_temp_slots): Call remove_unused_temp_slot_addresses.
19488 (pop_temp_slots): Likewise.
19489 (init_temp_slots): Allocate the address -> temp slot map, or empty
19490 the map if it is already allocated.
19491 (prepare_function_start): Initialize temp slot processing.
19493 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19495 PR middle-end/38584
19496 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
19497 Calculate the size of all stack vars assuming no packing of stack
19498 vars will happen, replacing a quadratic algorithm with a linear one.
19500 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19503 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
19506 2009-01-03 Diego Novillo <dnovillo@google.com>
19508 * doc/contrib.texi: Update contributions.
19510 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19513 * builtins.c (fold_builtin_memory_op): Give up if either operand
19514 is volatile. Set srctype or desttype to non-qualified version
19518 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
19519 and FUNCTION_DECLs.
19521 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
19523 PR rtl-optimization/35805
19524 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
19525 problem if fast dce is able to remove any instructions.
19526 * dce.c (dce_process_block): Fix dump message.
19528 2009-01-02 Mark Mitchell <mark@codesourcery.com>
19531 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
19533 2009-01-02 Jakub Jelinek <jakub@redhat.com>
19535 PR middle-end/38690
19536 * tree-flow.h (op_code_prio, op_prio): New prototypes.
19537 * tree-pretty-print.c (op_code_prio): New function.
19538 (op_prio): No longer static. Use op_code_prio.
19539 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
19540 Use op_prio and op_code_prio to determine if () should be
19541 printed around operand(s) or not.
19543 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
19544 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
19545 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
19546 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
19547 pp_character instead of pp_string for single letter printing.
19549 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
19551 * doc/extend.texi: Fix '#pragma GCC option' typo.
19553 2009-01-02 Richard Guenther <rguenther@suse.de>
19555 * doc/install.texi (--enable-checking): Mention different
19556 default for stage1.
19557 (--enable-stage1-checking): Document.
19559 2009-01-01 Andrew Pinski <pinskia@gmail.com>
19561 PR middle-end/30142
19562 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
19563 case to be an error.
19565 2009-01-02 Ben Elliston <bje@au.ibm.com>
19567 * config/fp-bit.h (pack_d): Constify argument.
19568 * config/fp-bit.c (makenan): Constify return type. Remove casts.
19569 (isnan): Constify argument.
19571 (iszero): Likewise.
19572 (pack_d): Likewise.
19573 (_fpadd_parts): Constify return type.
19574 (_fpmul_parts): Likewise.
19575 (_fpdiv_parts): Likewise.
19577 2009-01-01 Jakub Jelinek <jakub@redhat.com>
19580 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
19581 warn about overwriting initializer with side-effects or
19582 -Woverride-init if !IMPLICIT.
19583 (output_init_element): Likewise. Pass IMPLICIT down to
19585 (process_init_element): Add IMPLICIT argument. Pass it down
19586 to output_init_element.
19587 (push_init_element, pop_init_level, set_designator): Adjust
19588 process_init_element callers.
19589 (set_nonincremental_init, set_nonincremental_init_from_string):
19590 Adjust add_pending_init callers.
19591 (output_pending_init_elements): Adjust output_init_element callers.
19592 * c-tree.h (process_init_element): Adjust prototype.
19593 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
19594 process_init_element callers.
19597 Copyright (C) 2009 Free Software Foundation, Inc.
19599 Copying and distribution of this file, with or without modification,
19600 are permitted in any medium without royalty provided the copyright
19601 notice and this notice are preserved.