1 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
3 * opt-functions.awk (opt_args): Allow argument to be enclosed in
5 * doc/options.texi (Option properties): Mention new quoting syntax.
7 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9 * config/alpha/alpha.c (alpha_start_function):
10 Handle VMS_DEBUG_MAIN_POINTER
11 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
12 * doc/invoke.texi: Document -mdebug-main switch.
14 2009-07-29 Richard Henderson <rth@redhat.com>
16 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
17 (cgraph_create_edge_including_clones): Likewise.
18 * tree-inline.c (copy_bb): Operate on the correct edges
19 when updating the callgraph.
21 2009-07-29 Douglas B Rupp <rupp@gnat.com>
23 * config/alpha/vms-cc.c: Deleted.
24 * config/alpha/vms-ld.c: Deleted.
25 * config/alpha/t-vms64: Moved to config/vms
26 * config/alpha/vms-crt0-64.c: Moved to config/vms
27 * config/alpha/vms-crt0.c: Moved to config/vms
28 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
29 * config/alpha/vms-psxcrt0.c: Moved to config/vms
30 * config/alpha/xm-vms.h: Moved to config/vms
31 * config/alpha/x-vms: Moved to config/vms
32 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
34 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
35 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
37 * config/vms/t-vms64: Moved here from config/alpha
38 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
39 (argc,argv,envp): Enforce 32bit malloc'ing.
40 * config/vms/vms-psxcrt0-64.c: Likewise.
41 * config/vms/vms-crt0.c: Moved here from config/alpha.
42 * config/vms/vms-psxcrt0.c: Likewise.
43 * config/vms/vms-crtl-64.h: New file.
44 * config/vms/vms-crtl.h: New file.
45 * config/vms/vms.opt: New file.
46 * config/vms/xm-vms64.h: New file.
47 * config/vms/xm-vms.h: Moved here from config/alpha.
48 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
50 * config/vms/x-vms: Moved here from config/alpha.
51 (version, VMS_EXTRA_PARTS): Moved to t-vms.
52 (vms-ld.o, vms-cc.o): Removed.
53 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
55 2009-07-29 Douglas B Rupp <rupp@gnat.com>
57 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
58 correct stack (obvious VMS fix).
60 2009-07-29 Douglas B Rupp <rupp@gnat.com>
62 * dwarf2out.c (output_file_names): Output VMS style file name, size,
63 date, version info if VMS_DEBUGGING_INFO defined.
64 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
65 size, date calculating code moved here.
67 2009-07-29 Paul Brook <paul@codesourcery.com>
69 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
72 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
75 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
76 to DImode when generating insq_le insn.
78 2009-07-28 Douglas B Rupp <rupp@gnat.com>
80 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
81 New macro set for VMS_DEBUGGGING_INFO.
82 (AT_string_form): Use it.
84 2009-07-28 DJ Delorie <dj@redhat.com>
86 * config/mep/mep.c (vtext_section): New.
87 (vftext_section): New.
89 (mep_select_section): Add support for functions.
90 (mep_unique_section): Likewise.
91 (mep_asm_init_sections): Likewise.
92 (mep_encode_section_info): Remove it from here.
94 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
96 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
98 * tree.h (TREE_DEPRECATED): Document it is used for types too.
99 (TYPE_VECTOR_OPAQUE): Use default_def_flag
101 2009-07-28 Douglas B Rupp <rupp@gnat.com>
103 * dwarf2out.c (output_file_names): Test new macro
104 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
105 (add_comp_dir_attribute): Likewise.
107 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
109 * config/i386/mingw-w64.h (LINK_SPEC): Add
110 separating space between commands.
112 2009-07-28 Jan Hubicka <jh@suse.cz>
114 PR tree-optimization/40759
115 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
118 2009-07-27 DJ Delorie <dj@redhat.com>
120 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
121 types are dword-aligned.
122 (mep_expand_va_start): Likewise.
124 2009-07-27 Olivier Hainque <hainque@adacore.com>
125 Douglas B Rupp <rupp@gnat.com>
127 * convert.c (convert_to_pointer): Don't assume the target
128 pointer type is POINTER_SIZE long. Fetch its precision instead.
130 2009-07-27 Douglas B Rupp <rupp@gnat.com>
132 * system.h (fopen): Undefine if macro.
134 2009-07-27 Jakub Jelinek <jakub@redhat.com>
136 * dwarf2out.c (output_cfi_p): Removed.
137 (output_cfis): New function.
138 (output_fde): New function, split from output_call_frame_info.
139 (output_call_frame_info): Use it.
140 (dwarf2out_switch_text_section): Use output_cfis.
142 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
144 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
145 TARGET_BI_ARCH is specified without enabling SJLJ.
146 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
147 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
149 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
151 * arm.md (negdi2): Use DImode if forcing a value into a register.
153 2009-07-26 Ira Rosen <irar@il.ibm.com>
155 PR tree-optimization/40801
156 * tree-vect-stmts.c (vectorizable_call): Get previous copy
157 of vector operand from the previous copy of vector statement.
158 Pass the correct definition type value to
159 vect_get_vec_def_for_stmt_copy().
161 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
163 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
164 const char ** conversion.
166 2009-07-25 David Daney <ddaney@caviumnetworks.com>
168 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
169 fancy_abort() if !ENABLE_ASSERT_CHECKING.
170 (gcc_unreachable): Invoke __builtin_unreachable() if
171 !ENABLE_ASSERT_CHECKING.
173 2009-07-25 David Daney <ddaney@caviumnetworks.com>
175 PR rtl-optimization/40445
176 * emit-rtl.c (next_nonnote_insn_bb): New function.
177 * rtl.h (next_nonnote_insn_bb): Declare new function.
178 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
179 with no successors that is the successor of the ENTRY_BLOCK.
180 Continue from the top after removing an empty fallthrough block.
181 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
182 of next_nonnote_insn.
184 2009-07-25 David Daney <ddaney@caviumnetworks.com>
186 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
188 2009-07-25 Martin Jambor <mjambor@suse.cz>
190 * c-common.c (c_common_attribute_table): New element for noclone.
191 (handle_noclone_attribute): New function. Forward-declare.
192 * tree-inline.c (tree_versionable_function_p): Check for noclone
194 * doc/extend.texi (Labels as Values): Document need for noclone.
195 (Function Attributes): Document noclone attribute.
197 2009-07-25 Jakub Jelinek <jakub@redhat.com>
199 PR rtl-optimization/34999
200 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
201 and dw_fde_switched_cold_to_hot fields.
202 (output_cfi_p): New function.
203 (output_call_frame_info): If fde->dw_fde_switched_sections,
204 output 2 FDEs instead of one with corrupted header.
205 (dwarf2out_do_cfi_startproc): New function.
206 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
207 and fde->dw_fde_switched_cold_to_hot.
208 (dwarf2out_switch_text_section): Compute
209 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
210 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
211 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
212 Otherwise, compute fde->dw_fde_switch_cfi.
214 2009-07-24 Cary Coutant <ccoutant@google.com>
216 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
218 2009-07-24 Cary Coutant <ccoutant@google.com>
220 * cfghooks.c (split_block): Copy discriminator to new block.
221 * tree-cfg.c (assign_discriminator): Check location of last
222 instruction in block as well as first.
224 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
226 * config/i386/linux.c: Use fputs or putc instead of fprintf
228 * config/i386/gas.h: Ditto.
229 * config/i386/x86-64.h: Ditto.
230 * config/i386/att.h: Ditto.
232 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
234 * expmed.c (emit_store_flag): Use a recursive call to optimize the
237 2009-07-24 Martin Jambor <mjambor@suse.cz>
239 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
240 (ipa_push_func_to_list_1): Declare.
241 (ipa_push_func_to_list): New function.
243 * ipa-prop.c (ipa_push_func_to_list_1): New function.
244 (ipa_init_func_list): Call ipa_push_func_to_list_1.
245 (ipa_push_func_to_list): Removed.
246 (ipa_pop_func_from_list): Clear node_enqueued flag.
248 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
250 * config/s390/s390.c (override_options): Default
251 max-unrolled-insns to 100 for z10 tuning.
253 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
255 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
256 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
257 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
258 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
259 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
260 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
261 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
263 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
265 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
266 use default set in mingw32.h header.
267 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
268 64-bit /mingw/include path.
269 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
272 2009-07-23 Neil Vachharajani <nvachhar@google.com>
274 PR rtl-optimization/40209
275 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
277 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
279 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
280 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
281 with the rest of string where appropriate. Use fputs or putc
282 instead of fprintf where appropriate.
284 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
285 Pat Haugen <pthaugen@us.ibm.com>
286 Revital Eres <ERES@il.ibm.com>
288 * config/rs6000/vector.md: New file. Move most of the vector
289 expander support here from altivec.md to allow for the VSX vector
290 unit in the future. Add support for secondary_reload patterns.
291 Rewrite the patterns for vector comparison, and vector comparison
292 predicate instructions so that the RTL expresses the desired
293 behavior, instead of using unspec.
295 * config/rs6000/constraints.md ("f" constraint): Use
296 rs6000_constraints to hold the precalculated register class.
297 ("d" constraint): Ditto.
298 ("wd" constraint): New constraint for VSX.
299 ("wf" constraint): Ditto.
300 ("ws" constraint): Ditto.
301 ("wa" constraint): Ditto.
302 ("wZ" constraint): Ditto.
303 ("j" constraint): Ditto.
305 * config/rs6000/predicates.md (vsx_register_operand): New
307 (vfloat_operand): New predicate for vector.md.
308 (vint_operand): Ditto.
309 (vlogical_operand): Ditto.
310 (easy_fp_constant): If VSX, 0.0 is an easy constant.
311 (easy_vector_constant): Add VSX support.
312 (altivec_indexed_or_indirect_operand): New predicate for
313 recognizing Altivec style memory references with AND -16.
315 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
316 for vector secondary reload support.
317 (rs6000_vector_reg_class): Delete, replacing it with
319 (rs6000_vsx_reg_class): Ditto.
320 (rs6000_constraints): New array to hold the register classes of
321 each of the register constraints that can vary at runtime.
322 (builtin_mode_to_type): New static array for builtin function type
324 (builtin_hash_table): New static hash table for builtin function
326 (TARGET_SECONDARY_RELOAD): Define target hook.
327 (TARGET_IRA_COVER_CLASSES): Ditto.
328 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
329 registers are 128 bits if VSX memory reference instructions are used.
330 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
332 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
333 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
334 Print several of the scheduling related parameters.
335 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
336 rs6000_constraints instead of rs6000_vector_reg_class. Move
337 -mdebug=reg code to rs6000_debug_reg_global. Add support for
338 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
339 Altivec. Add VSX support. Setup for secondary reload support on
340 Altivec/VSX registers.
341 (rs6000_override_options): Make power7 set the scheduling groups
342 like the power5. Add support for new debug switches to override
343 the scheduling defaults. Temporarily disable -mcpu=power7 from
344 setting -mvsx. Add support for debug switches -malways-hint,
345 -msched-groups, and -malign-branch-targets.
346 (rs6000_buitlin_conversion): Add support for returning unsigned
347 vector conversion functions to fix regressions due to stricter
349 (rs6000_builtin_mul_widen_even): Ditto.
350 (rs6000_builtin_mul_widen_odd): Ditto.
351 (rs6000_builtin_vec_perm): Ditto.
352 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
353 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
355 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
357 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
358 VSX types for bit operations. Changes to accomidate vector.md.
361 (struct builtin_description_predicates): Rewrite predicate
362 handling so that RTL describes the operation, instead of passing
363 the instruction to be used as a string argument.
364 (bdesc_altivec_preds): Ditto.
365 (altivec_expand_predicate_builtin): Ditto.
366 (altivec_expand_builtin): Ditto.
367 (rs6000_expand_ternop_builtin): Use a switch instead of an if
368 statement for vsldoi support.
369 (altivec_expand_ld_builtin): Change to use new names from vector.md.
370 (altivec_expand_st_builtin): Ditto.
371 (paired_expand_builtin): Whitespace changes.
372 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
373 builtin_mode_to_type table for secondary reload. Call
374 builtin_function_type to build random builtin functions.
375 (altivec_init_builtins): Change to use builtin_function_type to
376 create builtin function types dynamically as we need them.
377 (builtin_hash_function): New support for hashing the tree types
378 for builtin function as we need it, rather than trying to build
379 all of the trees that we need. Add initial preliminary VSX support.
380 (builtin_function_type): Ditto.
381 (builtin_function_eq): Ditto.
382 (builtin_hash_struct): Ditto.
383 (rs6000_init_builtins): Ditto.
384 (rs6000_common_init_builtins): Ditto.
385 (altivec_init_builtins): Ditto.
386 (rs6000_common_init_builtins): Ditto.
387 (enum reload_reg_type): New enum for simplifing reg classes.
388 (rs6000_reload_register_type): Simplify register classes into GPR,
389 Vector, and other registers. Altivec and VSX addresses in reload.
390 (rs6000_secondary_reload_inner): Ditto.
391 (rs6000_ira_cover_classes): New target hook, that returns the
392 appropriate cover classes, based on -mvsx being used or not.
393 (rs6000_secondary_reload_class): Add VSX support.
394 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
395 (get_vsel_insn): Ditto.
396 (rs6000_emit_vector_compare): Rewrite vector conditional support
397 so that where we can, we use RTL operators, instead of blindly use
399 (rs6000_emit_vector_select): Ditto.
400 (rs6000_emit_vector_cond_expr): Ditto.
401 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
402 (create_TOC_reference): Add -mdebug=addr support.
403 (emit_frame_save): VSX loads/stores need register indexed addressing.
405 * config/rs6000/rs6000.md: Include vector.md.
407 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
409 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
410 support for V2DI, V2DF in logical, permute, select operations.
412 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
413 switch for vsx/power7.
414 (-mvsx-scalar-memory): Ditto.
415 (-mvsx-align-128): Ditto.
416 (-mallow-movmisalign): Ditto.
417 (-mallow-df-permute): Ditto.
418 (-msched-groups): Ditto.
419 (-malways-hint): Ditto.
420 (-malign-branch-targets): Ditto.
422 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
424 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
425 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
426 (rs6000_vector_reg_class): Delete.
427 (rs6000_vsx_reg_class): Ditto.
428 (enum rs6000_reg_class_enum): New enum for the constraints that
429 vary based on target switches.
430 (rs6000_constraints): New array to hold the register class for all
431 of the register constraints that vary based on the switches used.
432 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
433 (enum rs6000_builtins): Add unsigned varients for the builtin
434 declarations returned by target hooks for expanding multiplies,
435 select, and permute operations. Add VSX builtins.
436 (enum rs6000_builtin_type_index): Add entries for VSX.
437 (V2DI_type_node): Ditto.
438 (V2DF_type_node): Ditto.
439 (unsigned_V2DI_type_node): Ditto.
440 (bool_long_type_node): Ditto.
441 (intDI_type_internal_node): Ditto.
442 (uintDI_type_internal_node): Ditto.
443 (double_type_internal_node): Ditto.
445 * config/rs6000/altivec.md (whole file): Move all expanders to
446 vector.md from altivec.md. Rename insn matching functions to be
448 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
449 (altivec_vcmp*): Ditto.
450 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
451 (VM): New iterator for moves that includes the VSX types.
452 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
453 (altivec_vperm_<mode>_uns): New, for unsigned types.
454 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
455 (altivec_eq<mode>): Ditto.
456 (altivec_gt<mode>): Ditto.
457 (altivec_gtu<mode>): Ditto.
458 (altivec_eqv4sf): Ditto.
459 (altivec_gev4sf): Ditto.
460 (altivec_gtv4sf): Ditto.
461 (altivec_vcmpbfp_p): Ditto.
463 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
465 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
468 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
471 * config/i386/i386.c (output_387_ffreep): Rewrite to use
472 ASM_SHORT instead of .word.
473 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
474 instead of .word in asm template.
476 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
479 * ira-lives.c (bb_has_abnormal_call_pred): New function.
480 (process_bb_node_lives): Use it.
482 * ira.c (setup_cover_and_important_classes): Don't setup
483 ira_important_class_nums. Add cover classes to the end of
485 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
487 (find_reg_class_closure): Use reorder_important_classes.
489 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
491 * config/i386/i386.c (i386_ira_cover_classes): New function.
492 (TARGET_IRA_COVER_CLASSES): Redefine.
494 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
495 importance of order of cover classes in the array.
497 2009-07-22 Diego Novillo <dnovillo@google.com>
499 * tree-pass.h (TDF_EH): Define.
500 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
501 contains TDF_EH, print the EH region number holding GS.
502 * tree-dump.c (dump_options): Add "eh".
503 * doc/invoke.texi: Document it.
505 2009-07-22 Doug Kwan <dougkwan@google.com>
507 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
509 2009-07-22 Michael Matz <matz@suse.de>
511 PR tree-optimization/35229
512 PR tree-optimization/39300
514 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
515 (inhibit_phi_insertion): New function.
516 (insert_into_preds_of_block): Call it for REFERENCEs.
517 (init_pre): Initialize and finalize scalar evolutions.
518 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
520 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
522 * config/i386/predicates.md (zero_extended_scalar_load_operand):
523 Use CONST_VECTOR_NUNITS to determine number of elements.
525 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
527 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
528 (U, W): Constraints are now deprecated and will be removed if we
530 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
532 ("prefetch"): Add the stcmh instruction for prefetching.
533 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
535 (s390_short_displacement): Return always true if compiling for
536 machines not providing the long displacement facility.
537 (s390_mem_constraint): Support the new constraint letter Z.
538 (s390_check_qrst_address): New function.
540 2009-07-21 DJ Delorie <dj@redhat.com>
542 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
545 2009-07-21 Jason Merrill <jason@redhat.com>
547 * c-common.c (max_tinst_depth): Increase default to 1024.
549 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
551 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
552 (vec_unpacku_float_lo_v4si): Ditto.
554 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
557 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
558 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
559 (builtin_description): Add __builtin_ia32_cvtudq2ps.
560 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
562 2009-07-21 Jakub Jelinek <jakub@redhat.com>
564 PR tree-optimization/40813
565 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
568 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
570 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
571 with a NOP_EXPR if needed.
573 2009-07-21 Paul Brook <paul@codesourcery.com>
575 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
576 Terminate debug dump with newline.
578 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
580 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
581 Cast "1" to unsigned HOST_WIDE_INT.
582 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
583 deposit length to the maximum length - lsb. Extend length if
584 HOST_BITS_PER_WIDE_INT is 32.
586 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
588 * cgraph.h (constant_pool_htab): New function.
589 (constant_descriptor_tree): Move from varasm.c.
590 * varasm.c (constant_pool_htab): New function.
591 (constant_descriptor_tree): Move to cgraph.h.
593 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
595 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
597 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
599 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
602 2009-07-20 Xinliang David Li <davidxl@google.com>
604 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
606 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
608 * config/mips/mips.md (move_type): Add arith.
609 (type): Handle arith.
610 (zero_extendsidi2): Rename this into ...
611 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
612 (zero_extendsidi2): New expander.
613 (*zero_extendsidi2_dext): New pattern.
615 2009-07-20 Nick Clifton <nickc@redhat.com>
617 * config.gcc (mips64-*-*): Add definition of tm_defines in order
618 to set MIPS_ABI_DEFAULT.
619 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
621 2009-07-20 Jakub Jelinek <jakub@redhat.com>
623 * tree-object-size.c (addr_object_size): Handle unions with
624 array in it as last field of structs in __bos (, 1) as __bos (, 0).
626 PR tree-optimization/40792
627 * tree.c (build_function_type_skip_args): Remove bogus assert.
629 2009-07-20 Jan Hubicka <jh@suse.cz>
630 Martin Jambor <mjambor@suse.cz>
632 * cgraph.h (combined_args_to_skip): New field.
633 * cgraph.c (cgraph_create_virtual_clone): Properly handle
634 combined_args_to_skip and args_to_skip.
635 * tree-inline.c (update_clone_info): New function.
636 (tree_function_versioning): Call update_clone_info.
637 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
639 (cgraph_materialize_all_clones): More extensive dumping, working
640 with combined_args_to_skip rather than args_to_skip.
642 2009-07-20 Ira Rosen <irar@il.ibm.com>
644 * tree-vectorizer.h (vectorizable_condition): Add parameters.
645 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
646 (get_initial_def_for_reduction): Likewise.
647 (vectorizable_reduction): Skip the check of first operand in case
648 of COND_EXPR. Add check that it is outer loop vectorization if
649 nested cycle was detected. Call vectorizable_condition() for
650 COND_EXPR. If reduction epilogue cannot be created do not fail for
651 nested cycles (if it is not double reduction). Assert that there
652 is only one type in the loop in case of COND_EXPR. Call
653 vectorizable_condition() to vectorize COND_EXPR.
654 * tree-vect-stmts.c (vectorizable_condition): Update comment.
655 Add parameters. Allow nested cycles if called from
656 vectorizable_reduction(). Use reduction vector variable if provided.
657 (vect_analyze_stmt): Call vectorizable_reduction() before
658 vectorizable_condition().
659 (vect_transform_stmt): Update call to vectorizable_condition().
661 2009-07-20 Christian Bruel <christian.bruel@st.com>
663 * config/sh/sh.opt (-mfmovd): Resurrect and document.
664 * doc/invoke.texi (-mfmovd): Likewise.
665 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
667 2009-07-20 Jan Hubicka <jh@suse.cz>
669 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
670 when handling SSA name.
672 2009-07-19 Jan Hubicka <jh@suse.cz>
674 PR tree-optimization/40676
675 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
676 virtual PHIs in empty BBs.
678 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
680 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
681 re-expanded the compound use gen_lowpart instead to convert to the
684 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
686 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
687 OUTER_CONST arguments.
688 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
689 the new wider mode will be masked off.
690 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
692 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
694 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
695 high-order bits are zero.
697 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
699 * combine.c (simplify_shift_const_1): Split code to determine
701 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
702 new bits shifted in are identical to the old sign bit.
704 2009-07-18 Richard Guenther <rguenther@suse.de>
707 * gimplify.c (gimplify_call_expr): Reject code using results from
708 functions returning void.
710 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
712 * doc/md.texi: Document the new PowerPC "es" constraint.
713 Document that "m" can include automodified addresses on this target,
714 and explain how %U must be used. Extend the "Q" and "Z" documentation
715 to suggest "es" as well as "m".
716 * config/rs6000/constraints.md (es): New memory constraint.
717 (Q, Z): Update strings to match new documentation.
719 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
721 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
722 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
723 * config/rs6000/predicates.md (volatile_mem_operand): Use
724 offsettable_nonstrict_memref_p.
725 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
726 (*floatunssidf2_internal): Likewise.
727 (*fix_truncdfsi2_internal): Likewise.
728 (*fix_trunctfsi2_internal): Likewise.
730 2009-07-17 Anatoly Sokolov <aesok@post.ru>
732 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
734 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
736 2009-07-17 Richard Guenther <rguenther@suse.de>
739 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
740 (pass_warn_unused_result): Likewise.
741 (TODO_set_props): Remove.
742 * omp-low.c (diagnose_omp_structured_block_errors): Change to
744 (pass_diagnose_omp_blocks): Define.
745 * c-decl.c (pop_file_scope): Do not finalize the CU here.
746 (c_gimple_diagnostics_recursively): Remove.
747 (finish_function): Do not call it.
748 (c_write_global_declarations): Continue after errors.
749 Finalize the CU here.
750 * c-gimplify.c (c_genericize): Do not gimplify here.
751 * c-common.c (c_warn_unused_result): Move ...
752 * tree-cfg.c (do_warn_unused_result): ... here.
753 (run_warn_unused_result): New function.
754 (gate_warn_unused_result): New function.
755 (pass_warn_unused_result): New pass.
756 * c-common.h (c_warn_unused_result): Remove.
757 * flags.h (flag_warn_unused_result): Declare.
758 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
759 * opts.c (flag_warn_unused_result): Initialize to false.
760 * toplev.c (compile_file): Add comment.
761 * omp-low.c (create_omp_child_function): Do not register
762 the function with the frontend.
763 (diagnose_omp_structured_block_errors): Prepare to be
764 called as optimization pass.
765 (gate_diagnose_omp_blocks): New function.
766 (pass_diagnose_omp_blocks): New pass.
767 * cgraph.h (cgraph_optimize): Remove.
768 (cgraph_analyze_function): Likewise.
769 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
770 * cgraphunit.c (cgraph_lower_function): Lower nested functions
771 before their parents here.
772 (cgraph_finalize_function): Not here.
773 (cgraph_analyze_function): Gimplify functions here.
774 (cgraph_finalize_compilation_unit): Continue after errors.
775 Optimize the callgraph from here.
776 (cgraph_optimize): Make static.
777 * langhooks.c (write_global_declarations): Finalize the CU.
778 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
779 (gimplify_function_tree): Assert we gimplify only once.
780 Set PROP_gimple_any property.
781 * tree-nested.c (gimplify_all_functions): New function.
782 (lower_nested_functions): Gimplify all nested functions.
783 * gimple.h (diagnose_omp_structured_block_errors): Remove.
784 * passes.c (init_optimization_passes): Add pass_warn_unused_result
785 and pass_diagnose_omp_blocks after gimplification. Do not
786 set TODO_set_props on all_lowering_passes.
787 (execute_one_pass): Do not handle TODO_set_props.
788 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
789 (gimplify.o): Add tree-pass.h dependency.
790 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
791 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
792 (unsave_r): Likewise.
793 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
796 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
798 * doc/service.texi (Service): Restore previously removed link,
799 which isn't broken after all.
801 2009-07-17 Richard Guenther <rguenther@suse.de>
803 PR tree-optimization/40321
804 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
805 PHI nodes to the maximal set.
806 (make_values_for_phi): Add PHI arguments to the maximal set.
807 (execute_pre): Dump PHI_GEN and the maximal set.
809 2009-07-17 Jakub Jelinek <jakub@redhat.com>
812 * gimplify.c (gimplify_conversion): Don't change non-conversions into
815 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
817 * doc/extend.texi (Nested Functions): Replace broken link with
819 * doc/service.texi (Service): Remove broken link.
821 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
824 * builtins.c (expand_builtin_memcmp): Use loc instead of
826 (expand_builtin_strncmp): Likewise.
828 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
829 Manuel López-Ibáñez <manu@gcc.gnu.org>
832 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
833 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
834 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
835 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
836 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
837 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
838 tree-inline.c, c-common.c, c-common.h, gimple.c,
839 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
840 convert.c: Add location argument to fold_{unary,binary,ternary},
841 fold_build[123], build_call_expr, build_size_arg,
842 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
843 fold_build1_initializer, fold_build2_initializer,
844 fold_build3_initializer, fold_build_call_array,
845 fold_build_call_array_initializer, fold_single_bit_test,
846 omit_one_operand, omit_two_operands, invert_truthvalue,
847 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
848 combine_comparisons, fold_builtin_*, fold_call_expr,
849 build_range_check, maybe_fold_offset_to_address, round_up,
852 2009-07-16 Jason Merrill <jason@redhat.com>
855 * c-common.c (c_common_reswords): Add __is_standard_layout
857 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
858 * doc/implement-cxx.texi: New.
859 * doc/gcc.texi: Include it.
861 2009-07-16 DJ Delorie <dj@redhat.com>
863 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
864 compares that may be indirectly affected by previous instructions.
866 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
868 * builtins.c (do_mpc_arg2): New.
869 (fold_builtin_2): Fold builtin cpow.
870 * real.h (HAVE_mpc_pow): New.
872 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
874 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
875 comparison to skip unprofitable schedule
877 2009-07-16 Simon Baldwin <simonb@google.com>
879 * gcc.c (option_map): New flag -no-canonical-prefixes.
880 * (display_help): Print help text for new flag.
881 * (process_command): Move options translation and language specifics
882 and handle new flag early. Use it to set a function pointer to a
883 prefix builder. Replace make_relative_prefix calls with calls to
884 the function pointed to. Ignore new flag in regular options handling.
885 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
887 2009-07-15 DJ Delorie <dj@redhat.com>
889 * config/mep/mep.md (sibcall_internal): Change register to avoid
891 (sibcall_value_internal): Likewise.
893 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
895 PR rtl-optimization/40710
896 * resource.c (mark_target_live_regs): Reset DF problem to LR.
898 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
900 * config/mips/mips.md (*extenddi_truncate<mode>,
901 *extendsi_truncate<mode>): Change type attribute to move_type
902 with shift_shift. Split out code handling exts from here ...
903 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
905 (*extendhi_truncateqi): Change type attribute to move_type with
906 shift_shift. Split out code handling exts from here ...
907 (*extendhi_truncateqi_exts): ... to this new pattern.
909 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
911 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
912 instead of "and" with inverted sign bit mask value. Use
913 "nonimmediate_operand" for operand 1 and operand 2 predicate.
914 Allocate registers only for operand 4 and operand 5.
916 2009-07-15 Jakub Jelinek <jakub@redhat.com>
919 * fold-const.c (fold_cond_expr_with_comparison): When folding
920 < and <= to MIN, make sure the MIN uses the same type as the
921 comparison's operands.
923 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
925 * arm.md (ior_xor): New code iterator.
926 (split for ior/xor with shift and zero-extend): New split pattern.
927 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
929 2009-07-15 Richard Guenther <rguenther@suse.de>
931 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
934 2009-07-15 Richard Guenther <rguenther@suse.de>
937 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
939 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
941 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
942 handle 2.6.30 kernel.
944 2009-07-15 DJ Delorie <dj@redhat.com>
946 * config/mep/mep.md (sibcall_internal): Change register to allow
947 for 24-bit addresses.
948 (sibcall_value_internal): Likewise.
950 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
952 * doc/invoke.texi: Added descriptions of the scheduling heuristics
953 that are enabled/disabled by the flags introduced by a previous patch.
955 2009-07-14 DJ Delorie <dj@redhat.com>
957 * config/mep/mep.md (sibcall_internal): Include non-toggling
959 (sibcall_value_internal): Likewise.
961 2009-07-14 Taras Glek <tglek@mozilla.com>
962 Rafael Espindola <espindola@google.com>
964 * doc/sourcebuild.texi: Document install-plugin target.
965 * configure.ac: Added install-plugin target to language makefiles.
966 * configure: Regenerate.
967 * Makefile.in: (install-plugin): Install more headers,
968 depend on lang.install-plugin.
970 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
972 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
975 2009-07-14 DJ Delorie <dj@redhat.com>
977 * config/mep/mep.c (mep_vliw_jmp_match): New function.
978 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
979 * config/mep/mep.md (sibcall_internal): Change test from
980 mep_vliw_mode_match to mep_vliw_jmp_match.
981 (sibcall_value_internal): Likewise.
983 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
985 * config/i386/sse.md (copysign<mode>3): New expander.
986 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
987 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
988 Use ix86_build_const_vector.
989 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
990 IX86_BUILTIN_CPYSGNPD.
991 (builtin_description): Add __builtin_ia32_copysignps and
992 __builtin_ia32_copysignpd.
993 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
994 and BUILT_IN_COPYSIGNF.
996 2009-07-13 Jason Merrill <jason@redhat.com>
998 * builtins.c (can_trust_pointer_alignment): New fn.
999 (get_pointer_alignment): Factor it out from here.
1000 * tree.h: Declare it.
1002 2009-07-14 David Edelsohn <edelsohn@gnu.org>
1004 * config/rs6000/predicates.md (offsettable_mem_operand): Test
1007 2009-07-14 Dodji Seketeli <dodji@redhat.com>
1011 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
1013 2009-07-14 Richard Guenther <rguenther@suse.de>
1014 Andrey Belevantsev <abel@ispras.ru>
1017 * cfgexpand.c (partition_stack_vars): Do not bother to update
1018 alias information when not optimizing.
1020 2009-07-14 Richard Guenther <rguenther@suse.de>
1021 Andrey Belevantsev <abel@ispras.ru>
1023 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
1024 (pt_solution_set): Likewise.
1025 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
1026 * tree-ssa-structalias.c (pt_solution_set): New function.
1027 * final.c (rest_of_clean_state): Free SSA data structures.
1028 * print-rtl.c (print_decl_name): Remove.
1029 (print_mem_expr): Implement in terms of print_generic_expr.
1030 * alias.c (ao_ref_from_mem): New function.
1031 (rtx_refs_may_alias_p): Likewise.
1032 (true_dependence): Query alias-export info.
1033 (canon_true_dependence): Likewise.
1034 (write_dependence_p): Likewise.
1035 * tree-dfa.c (get_ref_base_and_extent): For void types leave
1037 * emit-rtl.c (component_ref_for_mem_expr): Remove.
1038 (mem_expr_equal_p): Use operand_equal_p.
1039 (set_mem_attributes_minus_bitpos): Do not use
1040 component_ref_for_mem_expr.
1041 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
1042 (update_alias_info_with_stack_vars): Likewise.
1043 (partition_stack_vars): Call update_alias_info_with_stack_vars.
1044 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
1045 explicitly nor clear stmt operands.
1046 Free the decl-to-pointer map.
1047 * tree-optimize.c (execute_free_datastructures): Do not free
1048 SSA data structures here.
1049 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
1050 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
1051 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
1053 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
1055 2009-07-13 DJ Delorie <dj@redhat.com>
1057 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
1058 unrolling at the right iteration count.
1060 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
1063 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
1065 * haifa-sched.c (rank_for_schedule): Introduced flags to
1066 enable/disable individual scheduling heuristics.
1067 * common.opt: Introduced flags to enable/disable individual
1068 heuristics in the scheduler.
1069 * doc/invoke.texi: Introduced flags to enable/disable individual
1070 heuristics in the scheduler.
1072 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
1074 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
1075 config/i386/mingw-tls.c.
1076 * config/i386/mingw-tls.c: Removed.
1078 2009-07-13 Ira Rosen <irar@il.ibm.com>
1080 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
1081 checks access only relevant statements.
1082 (vectorizable_reduction): Likewise.
1084 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
1086 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
1087 just for 32-bit case.
1089 2009-07-12 Jan Hubicka <jh@suse.cz>
1091 PR tree-optimization/40585
1092 * except.c (expand_resx_expr): When there already is resume
1093 instruction, produce linked list.
1094 (build_post_landing_pads): Assert that resume is empty.
1095 (connect_post_landing_pads): Handle resume lists.
1096 (dump_eh_tree): Dump resume list.
1098 2009-07-12 Ira Rosen <irar@il.ibm.com>
1100 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
1101 with additional argument.
1102 * tree-vectorizer.h (enum vect_def_type): Add
1103 vect_double_reduction_def.
1104 (vect_is_simple_reduction): Add argument.
1105 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
1107 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
1108 vect_is_simple_reduction with additional argument.
1109 (vect_analyze_loop_operations): Handle exit phi nodes in case of
1111 (reduction_code_for_scalar_code): Handle additional codes by
1112 returning ERROR_MARK for them. Fix comment and indentation.
1113 (vect_is_simple_reduction): Fix comment, add argument to specify
1114 double reduction. Detect double reduction.
1115 (get_initial_def_for_induction): Fix indentation.
1116 (get_initial_def_for_reduction): Fix comment and indentation.
1117 Handle double reduction. Create initial definitions that do not
1118 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
1119 (vect_create_epilog_for_reduction): Fix comment, add argument to
1120 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
1121 epilogue result extraction. Create double reduction phi node and
1122 replace relevant uses.
1123 (vectorizable_reduction): Call vect_is_simple_reduction with
1124 additional argument. Fix indentation. Update epilogue code treatment
1125 according to the changes in reduction_code_for_scalar_code. Check
1126 for double reduction. Call vect_create_epilog_for_reduction with
1127 additional argument.
1128 * tree-vect-stmts.c (process_use): Handle double reduction, update
1130 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
1131 (vect_get_vec_def_for_operand): Likewise.
1133 2009-07-12 Danny Smith <dansmister@gmail.com>
1135 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
1136 dllexport if !TREE_PUBLIC.
1137 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
1139 2009-07-11 Anatoly Sokolov <aesok@post.ru>
1141 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
1142 (avr_extra_arch_macro) Remove declatation.
1143 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
1144 (avr_extra_arch_macro) Declare as static.
1145 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
1147 2009-07-11 Jan Hubicka <jh@suse.cz>
1150 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
1152 2009-07-11 Jakub Jelinek <jakub@redhat.com>
1155 * dwarf2out.c (dw_fde_struct): Add in_std_section and
1156 cold_in_std_section bits.
1157 (dwarf2out_begin_prologue): Initialize them.
1158 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
1159 if already covered by text_section or cold_text_section range.
1161 PR rtl-optimization/40667
1162 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
1163 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
1164 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
1165 * config/i386/i386.c (ix86_minimum_alignment): New function.
1166 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
1167 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
1168 * emit-rtl.c (gen_reg_rtx): Likewise.
1169 * function.c (assign_parms): Likewise. If nominal_type needs
1170 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
1171 rather than passed_type's alignment.
1174 * function.c (assign_parm_setup_stack): Adjust
1175 MEM_OFFSET (data->stack_parm) if promoted_mode is different
1176 from nominal_mode on big endian.
1178 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
1180 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
1182 2009-07-10 DJ Delorie <dj@redhat.com>
1184 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
1186 2009-07-10 Mark Mitchell <mark@codesourcery.com>
1188 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
1190 (thumb2_cbnz): Likewise.
1192 2009-07-10 David Daney <ddaney@caviumnetworks.com>
1195 * config.gcc (supported_defaults): Add synci.
1196 (with_synci): Add validation.
1197 (all_defaults): Add synci.
1198 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
1201 * config/mips/mips.opt (msynci): New option.
1202 * config/mips/mips.c (mips_override_options): Warn on use of
1203 -msynci for targets that do now support it.
1204 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
1206 * gcc/doc/invoke.texi (-msynci): Document the new option.
1207 * doc/install.texi (--with-synci): Document the new option.
1209 2009-07-10 Richard Guenther <rguenther@suse.de>
1211 PR tree-optimization/40496
1212 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
1213 the PHI result with a compatible type.
1215 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
1219 * c.opt (Wunused-result): New.
1220 * doc/invoke.texi: Document it.
1221 * c-common.c (c_warn_unused_result): Use it.
1223 2009-07-09 DJ Delorie <dj@redhat.com>
1225 * targhooks.c (default_target_can_inline_p): Rename from
1226 default_target_option_can_inline_p.
1227 * targhooks.h (default_target_can_inline_p): Likewise.
1228 * target-def.h (TARGET_CAN_INLINE_P): Rename from
1229 TARGET_OPTION_CAN_INLINE_P.
1230 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
1231 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
1232 (mep_target_can_inline_p): Rename from
1233 mep_target_option_can_inline_p.
1236 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
1237 registers used to pass vectors.
1239 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
1241 2009-07-09 Tom Tromey <tromey@redhat.com>
1243 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
1244 * config/mmix/mmix.c: Include dwarf2.h.
1245 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
1246 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
1247 * config/sh/sh.c: Include dwarf2.h.
1248 * config/i386/i386.c: Include dwarf2.h.
1249 * Makefile.in (DWARF2_H): Remove 'elf'.
1250 * except.c: Include dwarf2.h.
1251 * unwind-dw2.c: Include dwarf2.h.
1252 * dwarf2out.c: Include dwarf2.h.
1253 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
1254 * unwind-dw2-fde.c: Include dwarf2.h.
1255 * dwarf2asm.c: Include dwarf2.h.
1257 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1259 * haifa-sched.c (insn_finishes_cycle_p): New static function.
1260 (max_issue): Use it.
1261 * sched-int.h (struct sched_info: insn_finishes_block_p): New
1263 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
1264 (region_sched_info): Update.
1265 * sched-ebb.c (ebb_sched_info): Update.
1266 * modulo-sched.c (sms_sched_info): Update.
1267 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
1269 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1271 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
1273 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
1275 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
1277 2009-07-09 Jakub Jelinek <jakub@redhat.com>
1280 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
1281 arg1 with arg01 if arg1 is already INTEGER_CST.
1283 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1285 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
1286 Transform (and (truncate)) into (truncate (and)).
1288 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1290 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
1291 creating LHS paradoxical subregs. Fix surrounding returns to
1292 use NULL_RTX rather than 0.
1294 2009-07-08 DJ Delorie <dj@redhat.com>
1296 * config/mep/mep.c: (mep_option_can_inline_p): New.
1297 (TARGET_OPTION_CAN_INLINE_P): Define.
1299 2009-07-08 Mark Wielaard <mjw@redhat.com>
1302 * dwarf2out.c (add_data_member_location_attribute): When we have
1303 only a constant offset don't emit a new location description using
1304 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
1307 2009-07-08 Richard Henderson <rth@redhat.com>
1310 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
1311 (enum reg_class): Add CLOBBERED_REGS.
1312 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
1313 * config/i386/i386.c (ix86_conditional_register_usage): Moved
1314 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
1315 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
1316 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
1317 force 64-bit sibcalls into R11.
1318 * config/i386/constraints.md (U): New constraint.
1319 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
1320 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
1321 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
1323 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
1325 * basic-block.h (dump_regset, debug_regset): Remove duplicate
1327 * c-objc-common.h (c_initialize_diagnostics): Ditto.
1328 * ebitmap.h (dump_ebitmap): Ditto.
1329 * optabs.h (optab_libfunc): Ditto.
1330 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
1331 * tree-flow.h (vect_can_force_dr_alignment_p,
1332 get_vectype_for_scalar_type): Ditto.
1333 (vectorize_loops): Move prototype to ...
1334 * tree-vectorizer.h: ... here. Also, adjust comment.
1335 (vect_set_verbosity_level): Remove duplicate prototype.
1336 * tree-ssa-loop.c: Include tree-vectorizer.h.
1337 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
1339 2009-07-08 Nick Clifton <nickc@redhat.com>
1341 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
1344 2009-07-08 DJ Delorie <dj@redhat.com>
1346 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
1347 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
1348 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
1350 * config/mep/intrinsics.md: Regenerated.
1351 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
1352 registers when asm() or calls are detected.
1354 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1357 * gimplify.c (gimplify_expr): Propagate no_warning flag when
1359 * gimple (gimple_build_call_from_tree): Likewise.
1360 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
1361 no_warning flag before warning.
1363 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1365 * tree.c (set_expr_locus): Remove.
1366 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
1367 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
1369 * gimplify.c (internal_get_tmp_var): Likewise.
1370 (gimplify_call_expr): Likewise.
1371 (gimplify_one_sizepos): Likewise.
1373 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
1376 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
1377 to variables for debugging purposes.
1379 2009-06-23 Mark Loeser <mark@halcy0n.com>
1382 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
1384 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1386 * pretty-print.c (pp_base_format): Remove %J.
1387 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1388 gcc_cxxdiag_char_table): Likewise.
1389 (init_dynamic_diag_info): Likewise.
1391 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1393 * pretty-print.c (pp_base_format): Remove %H.
1394 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1395 gcc_cxxdiag_char_table): Likewise.
1396 (init_dynamic_diag_info): Likewise.
1397 * config/mep/mep.c (mep_select_section): Likewise.
1399 2009-07-07 Duncan Sands <baldrick@free.fr>
1401 * final.c (pass_clean_state): Give the pass a name.
1402 * passes.c (pass_rest_of_compilation): Likewise.
1403 * tree-optimize.c (pass_all_optimizations): Likewise.
1405 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
1407 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
1408 an extra 'decl' for error_at.
1410 2009-07-07 Jakub Jelinek <jakub@redhat.com>
1413 * tree-tailcall.c (adjust_return_value_with_ops,
1414 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
1415 if it has complex or vector type.
1417 2009-07-07 Olivier Hainque <hainque@adacore.com>
1419 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
1422 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
1424 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
1426 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1428 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
1429 * c-decl.c: Likewise.
1430 * function.c: Likewise.
1431 * varasm.c: Likewise.
1432 * tree-ssa.c: Likewise.
1433 * c-common.c: Likewise.
1434 * tree-cfg.c: Likewise.
1435 * config/spu/spu.c: Likewise.
1436 * config/ia64/ia64.c: Likewise.
1437 * config/v850/v850.c: Likewise.
1439 2009-07-06 DJ Delorie <dj@redhat.com>
1441 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
1442 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
1443 unspecified accesses to control registers.
1444 * config/mep/intrinsics.md: Regenerate.
1445 * config/mep/intrinsics.h: Regenerate.
1446 * config/mep/mep-intrin.h: Regenerate.
1448 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1450 * c-lex.c: Replace %H by an explicit location. Update all calls.
1451 * c-common.c: Likewise.
1452 * c-decl.c: Likewise.
1453 * c-typeck.c: Likewise.
1454 * fold-const.c: Likewise.
1455 * gimplify.c: Likewise.
1457 * tree-cfg.c: Likewise.
1458 * tree-ssa-loop-niter.c: Likewise.
1459 * tree-vrp.c: Likewise.
1460 * value-prof.c: Likewise.
1462 2009-07-06 Diego Novillo <dnovillo@google.com>
1464 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
1465 if it has one. Handle cases where VAR does not have an
1466 annotation or cfun is NULL.
1468 2009-07-06 Diego Novillo <dnovillo@google.com>
1470 * tree.c: Include debug.h.
1471 (initialize_tree_contains_struct): New.
1472 (init_ttree): Call it.
1473 (tree_node_structure_for_code): Factor out of ...
1474 (tree_node_structure): ... here.
1475 * treestruct.def (TS_PHI_NODE): Remove.
1476 (TS_GIMPLE_STATEMENT): Remove.
1478 2009-07-06 Diego Novillo <dnovillo@google.com>
1480 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
1481 (debug_tree_chain): Handle cycles.
1483 2009-07-06 Nick Clifton <nickc@redhat.com>
1484 DJ Delorie <dj@redhat.com>
1486 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1487 __FMOVD_ENABLED__ is defined.
1489 (TARGET_FMOVD): Provide a default definition.
1490 (MASK_FMOVD): Likewise.
1491 (TARGET_CPU_CPP_BUILTINS): Define
1492 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1493 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1494 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
1495 (split for DF load from memory into register): Also handle
1496 MEMs which consist of REG+DISP addressing.
1497 (split for DF store from register to memory): Likewise.
1498 (movsf_ie): Always use single fp_mode.
1499 * config/sh/sh.c (sh_override_options): Do not automatically
1500 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1501 that to the -mfmovd command line switch.
1502 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
1503 (fldi_ok): Always allow.
1504 * config/sh/sh.opt (mfmovd): Remove this switch.
1505 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1507 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
1508 Kaz Kojima <kkojima@gcc.gnu.org>
1510 PR rtl-optimization/30807
1511 * postreload.c (reload_combine): For every new use of REG_SUM,
1512 record the use of BASE.
1514 2009-07-06 Jan Hubicka <jh@suse.cz>
1516 * params.def: Revert my accidental commit at 2009-06-30.
1518 2009-07-04 Ian Lance Taylor <iant@google.com>
1521 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
1523 (mingw_format_attribute_overrides): Likewise.
1525 2009-07-04 Jakub Jelinek <jakub@redhat.com>
1528 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
1529 don't check cfa.reg. Instead of cfa.indirect use
1530 fde && fde->drap_reg != INVALID_REGNUM test.
1532 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
1534 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
1536 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
1539 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
1541 2009-07-03 Richard Guenther <rguenther@suse.de>
1543 PR tree-optimization/40640
1544 * tree-switch-conversion.c (build_arrays): Perform arithmetic
1547 2009-07-03 Jan Hubicka <jh@suse.cz>
1549 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
1550 for size, reduce amount of inlining.
1552 2009-07-03 Richard Guenther <rguenther@suse.de>
1555 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
1556 if t +- x is known to not overflow and the conversion widens the
1558 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
1560 2009-07-03 Jan Hubicka <jh@suse.cz>
1562 * ipa-pure-const.c (analyze): Update loop optimizer init.
1563 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
1564 try_remove_empty_loop, remove_empty_loops): Remove.
1565 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
1566 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
1567 to mark regular loops as neccesary.
1568 (degenerate_phi_p): New function.
1569 (propagate_necessity, remove_dead_phis): Use it.
1570 (forward_edge_to_pdom): Likewise.
1571 (eliminate_unnecessary_stmts): Take care to remove uses of results of
1572 virtual PHI nodes that became unreachable.
1573 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
1574 * tree-flow.h (remove_empty_loops): Remove.
1575 * passes.c (init_optimization_passes): Remove.
1577 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
1579 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
1580 can_create_pseudo_p.
1581 (*fix_trunc<mode>_i387_1): Ditto.
1582 (*floathi<mode>2_1): Ditto.
1583 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
1584 (*fistdi2_1): Ditto.
1585 (*fist<mode>2_1): Ditto.
1586 (frndintxf2_floor): Ditto.
1587 (*fist<mode>2_floor_1): Ditto.
1588 (frndintxf2_ceil): Ditto.
1589 (*fist<mode>2_ceil_1): Ditto.
1590 (frndintxf2_trunc): Ditto.
1591 (frndintxf2_mask_pm): Ditto.
1592 (fxam<mode>2_i387_with_temp): Ditto.
1593 * config/i386/sse.md (mulv16qi3): Ditto.
1594 (*sse2_mulv4si3): Ditto.
1596 (sse4_2_pcmpestr): Ditto.
1597 (sse4_2_pcmpistr): Ditto.
1599 2009-07-03 Jan Hubicka <jh@suse.cz>
1601 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
1602 (mark_stmt_necessary): Set it.
1603 (mark_operand_necessary): Set it.
1604 (mark_control_dependent_edges_necessary): Set it.
1605 (mark_virtual_phi_result_for_renaming): New function.
1606 (get_live_post_dom): New function.
1607 (forward_edge_to_pdom): New function.
1608 (remove_dead_stmt): Fix handling of control dependences.
1609 (tree_dce_init): Init new bitmap.
1610 (tree_dce_done): Free it.
1612 2009-07-02 Richard Guenther <rguenther@suse.de>
1615 * tree-ssa-structalias.c (new_var_info): Initialize
1618 2009-07-02 Jan Hubicka <jh@suse.cz>
1620 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
1623 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
1625 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
1626 instead of recomputing it. Adjust calls.
1627 (emit_store_flag): Adjust recursive calls.
1629 2009-07-02 Richard Guenther <rguenther@suse.de>
1631 * tree-ssa-live.c (remove_unused_locals): Do not remove
1633 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
1634 of DECL_EXTERNAL for HEAP variables.
1635 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
1636 HEAP variables. Do not adjust RESTRICT vars.
1637 (find_what_var_points_to): Nobody cares if something
1640 2009-07-02 Ben Elliston <bje@au.ibm.com>
1642 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
1643 pc_low and pc_high declarations to the top of the function.
1645 2009-07-01 DJ Delorie <dj@redhat.com>
1647 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
1649 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
1650 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
1651 unspecified accesses to control registers.
1652 * config/mep/intrinsics.md: Regenerate.
1653 * config/mep/intrinsics.h: Regenerate.
1654 * config/mep/mep-intrin.h: Regenerate.
1656 2009-07-01 Anthony Green <green@moxielogic.com>
1658 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1659 instruction when possible.
1660 (moxie_expand_prologue): Ditto. Also, save an instruction and
1661 some complexity by popping off of $r12 instead of $sp.
1662 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
1665 2009-07-01 Richard Henderson <rth@redhat.com>
1668 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
1669 contained no insns, reposition note before last insn.
1671 2009-07-01 Richard Henderson <rth@redhat.com>
1674 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
1675 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
1677 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1680 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
1681 darwin9 for printing reg addresses with %y.
1683 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1685 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
1686 truncation from operands in binary operations.
1688 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1691 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
1692 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
1693 subreg of op0 to the original op0.
1695 * expmed.c (store_bit_field_1): Use a temporary as the destination
1696 instead of a paradoxical subreg when we need to truncate the result.
1698 2009-07-01 DJ Delorie <dj@redhat.com>
1700 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
1701 names to VLIW variants.
1702 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
1703 * config/mep/intrinsics.md: Regenerate.
1704 * config/mep/intrinsics.h: Regenerate.
1705 * config/mep/mep-intrin.h: Regenerate.
1707 2009-07-01 Jakub Jelinek <jakub@redhat.com>
1710 * jump.c (returnjump_p): Revert last patch.
1711 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
1713 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1716 * pa.md (casesi32p): Use jump table label to determine the offset
1718 (casesi64p): Likewise.
1720 * pa.c (forward_branch_p): Return bool type. Use instruction
1721 addresses when available. Assert that INSN has a jump label.
1722 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
1725 2009-07-01 Richard Guenther <rguenther@suse.de>
1727 PR tree-optimization/19831
1728 * tree-ssa-dce.c (propagate_necessity): Calls to functions
1729 that only act as barriers do not make any previous stores necessary.
1730 * tree-ssa-structalias.c (handle_lhs_call): Delay making
1731 HEAP variables global, do not add a constraint from nonlocal.
1732 (find_func_aliases): Handle escapes through return statements.
1733 (compute_points_to_sets): Make escaped HEAP variables global.
1735 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1738 * expmed.c (emit_store_flag): Perform a conversion if necessary,
1739 after reducing a DImode cstore to SImode.
1741 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1743 * expr.c (expand_expr_real_1): Reinstate fallthrough to
1744 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
1746 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
1748 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
1749 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
1751 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
1752 and umod_optab if TARGET_BSD_DIVMOD.
1753 * config/vax/lib1funcs.asm: New file.
1754 * config/vax/t-linux: New file.
1755 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
1757 2009-06-30 Jakub Jelinek <jakub@redhat.com>
1760 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
1761 to type arguments that have void type.
1764 * dwarf2out.c (gen_formal_parameter_die): Call
1765 equate_decl_number_to_die if node is different from origin.
1767 2009-06-30 Anthony Green <green@moxielogic.com>
1769 Clean up moxie port for --enable-build-with-cxx.
1770 * config/moxie/moxie.c (moxie_function_value): First two
1771 parameters are const_tree, not tree.
1772 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
1773 (REG_CLASS_NAMES): Ditto.
1774 (REGNO_REG_CLASS): Ditto.
1775 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
1776 (moxie_function_value): Fix constyness of arguments.
1778 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
1780 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
1781 finalize_size_functions before further processing.
1782 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
1783 (variable_size): Call self_referential_size on size expressions
1784 that contain a PLACEHOLDER_EXPR.
1785 (size_functions): New static variable.
1786 (copy_self_referential_tree_r): New static function.
1787 (self_referential_size): Likewise.
1788 (finalize_size_functions): New global function.
1789 * tree.c: Include tree-inline.h.
1790 (push_without_duplicates): New static function.
1791 (find_placeholder_in_expr): New global function.
1792 (substitute_in_expr) <tcc_declaration>: Return the replacement object
1794 <tcc_expression>: Likewise.
1795 <tcc_vl_exp>: If the replacement object is a constant, try to inline
1796 the call in the expression.
1797 * tree.h (finalize_size_functions): Declare.
1798 (find_placeholder_in_expr): Likewise.
1799 (FIND_PLACEHOLDER_IN_EXPR): New macro.
1800 (substitute_placeholder_in_expr): Update comment.
1801 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
1803 (copy_tree_body_r): Likewise.
1804 (copy_tree_body): New static function.
1805 (maybe_inline_call_in_expr): New global function.
1806 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
1807 (maybe_inline_call_in_expr): Declare.
1808 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
1809 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
1812 2009-06-30 Richard Guenther <rguenther@suse.de>
1814 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
1816 (propagate_necessity): Do not mark reaching defs of stores
1819 2009-06-30 Jan Hubicka <jh@suse.cz>
1821 * cfgloopanal.c (check_irred): Move into ...
1822 (mark_irreducible_loops): ... here; return true if ireducible
1824 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
1825 (analyze_function): Try to prove loop finiteness.
1826 * cfgloop.h (mark_irreducible_loops): Update prototype.
1827 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
1829 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
1831 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
1833 2009-06-30 Ira Rosen <irar@il.ibm.com>
1835 PR tree-optimization/40542
1836 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
1839 2009-06-30 Martin Jambor <mjambor@suse.cz>
1841 PR tree-optimization/40582
1842 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
1843 than useless_type_conversion_p.
1844 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
1847 2009-06-30 Martin Jambor <mjambor@suse.cz>
1850 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
1852 2009-06-30 Richard Guenther <rguenther@suse.de>
1854 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
1855 use ao_ref references.
1856 (walk_aliased_vdefs): Likewise.
1857 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
1858 * tree-ssa-dce.c (struct ref_data): Remove.
1859 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
1860 (mark_aliased_reaching_defs_necessary): Adjust.
1861 (mark_all_reaching_defs_necessary_1): Likewise.
1863 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
1866 * expmed.c (emit_cstore): New name of emit_store_flag_1.
1867 (emit_store_flag_1): Extract from emit_store_flag, adjust
1868 calls to (what now is) emit_cstore.
1869 (emit_store_flag): Call emit_store_flag_1 and also use it
1870 for what used to be recursive calls.
1872 2009-06-30 Wei Guozhi <carrot@google.com>
1875 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
1876 if the target bb post dominates from bb.
1877 * config/i386/i386.c (memory_address_length): Check existence of base
1878 register before using it.
1880 2009-06-30 Nick Clifton <nickc@redhat.com>
1881 DJ Delorie <dj@redhat.com>
1883 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1884 __FMOVD_ENABLED__ is defined.
1886 (TARGET_FMOVD): Provide a default definition.
1887 (MASK_FMOVD): Likewise.
1888 (TARGET_CPU_CPP_BUILTINS): Define
1889 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1890 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1891 two fmov instructions depending upon whether TARGET_FMOVD is
1893 (split for DF load from memory into register): Also handle
1894 MEMs which consist of REG+DISP addressing.
1895 (split for DF store from register to memory): Likewise.
1896 * config/sh/sh.opt (mfmovd): Remove this switch.
1897 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1898 * config/sh/sh.c (sh_override_options): Do not automatically
1899 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1900 that to the -mfmovd command line switch.
1902 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
1904 (fldi_ok): Always allow.
1905 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
1907 2009-06-29 DJ Delorie <dj@redhat.com>
1909 * doc/install.texi (mep-x-elf): Correct chip's full name.
1911 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
1913 * doc/extend.texi: Fix typo.
1915 2009-06-29 Tom Tromey <tromey@redhat.com>
1918 * Makefile.in (DWARF2_H): New variable.
1920 (dwarf2out.o): Likewise.
1921 (dwarf2asm.o): Likewise.
1922 * config/i386/t-i386: Use DWARF2_H.
1923 * except.c: Include elf/dwarf2.h.
1924 * unwind-dw2.c: Include elf/dwarf2.h.
1925 * dwarf2out.c: Include elf/dwarf2.h.
1926 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
1927 <dtprel>: New field.
1928 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
1929 (size_of_loc_descr): Likewise.
1930 (output_loc_operands_raw): Likewise.
1931 (output_loc_operands): Handle new dtprel field.
1932 (loc_checksum): Update.
1933 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
1934 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
1935 * unwind-dw2-fde.c: Include elf/dwarf2.h.
1936 * dwarf2asm.c: Include elf/dwarf2.h.
1937 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
1938 * config/mmix/mmix.c: Include elf/dwarf2.h.
1939 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
1940 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
1941 * config/sh/sh.c: Include elf/dwarf2.h.
1942 * config/i386/i386.c: Include elf/dwarf2.h.
1944 2009-06-29 DJ Delorie <dj@redhat.com>
1946 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
1948 * doc/extend.texi: Add MeP attributes and pragmas.
1949 * doc/invoke.text: Add MeP Options.
1950 * doc/contrib.texi: Add MeP contribution.
1951 * doc/md.texi: Add MeP constraints.
1952 * doc/install.texi: Add MeP target.
1954 2009-06-30 Anatoly Sokolov <aesok@post.ru>
1956 * target.h (struct gcc_target): Add frame_pointer_required field.
1957 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
1958 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
1959 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
1961 * reload1.c (update_eliminables): (Ditto.).
1962 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
1963 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1964 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
1966 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
1968 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
1969 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1970 (arm_frame_pointer_required): New function.
1972 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
1973 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1974 (avr_frame_pointer_required_p): Declare as static.
1975 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
1977 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
1978 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1979 (bfin_frame_pointer_required): Make as static, change return type
1981 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
1983 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
1984 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1985 (cris_frame_pointer_required): New function.
1987 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
1989 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
1990 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1991 (fr30_frame_pointer_required): New function.
1993 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
1994 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1995 (frv_frame_pointer_required): Make as static, change return type
1997 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
1999 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
2000 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2001 (ix86_frame_pointer_required): Make as static, change return type to
2003 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
2005 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
2006 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2008 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
2010 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
2012 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
2014 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
2015 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2016 (mips_frame_pointer_required): Make as static.
2017 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
2019 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
2020 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2021 (mmix_frame_pointer_required): Mew function.
2023 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
2024 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2026 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
2028 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
2030 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
2032 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
2033 (CAN_ELIMINATE): Redefine.
2034 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2035 (sparc_frame_pointer_required): New function.
2036 (sparc_can_eliminate): New function.
2037 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
2039 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
2040 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2042 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
2043 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2044 (xtensa_frame_pointer_required): Make as static, change return type
2046 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
2049 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
2051 * doc/plugins.texi: Document PLUGIN_START_UNIT.
2052 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
2053 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
2054 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
2055 (register_callback): Handle PLUGIN_START_UNIT.
2056 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
2058 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
2060 * tree.c (process_call_operands): Propagate TREE_READONLY from the
2062 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
2063 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
2065 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
2067 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
2070 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
2072 * doc/extend.texi (Additional Floating Types): __float128 is also
2073 supported on i386 targets.
2075 2009-06-29 Richard Guenther <rguenther@suse.de>
2078 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
2080 (pt_solutions_same_restrict_base): Declare.
2081 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
2083 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
2084 (make_constraint_from, make_copy_constraint): Move earlier.
2085 (make_constraint_from_heapvar): New function.
2086 (make_constraint_from_restrict): Likewise.
2087 (handle_lhs_call): Use it.
2088 (find_func_aliases): Use it to track conversions to restrict
2090 (struct fieldoff): Add only_restrict_pointers flag.
2091 (push_fields_onto_fieldstack): Initialize it.
2092 (create_variable_info_for): Track global restrict qualified pointers.
2093 (intra_create_variable_infos): Use make_constraint_from_heapvar.
2094 Track restrict qualified pointer arguments.
2095 (set_uids_in_ptset): Use varinfo is_global_var flag.
2096 (find_what_var_points_to): Set the vars_contains_restrict flag.
2097 Always create the points-to solution for sets including restrict tags.
2098 (pt_solutions_same_restrict_base): New function.
2099 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
2100 qualified pointers use pt_solutions_same_restrict_base as
2101 additional source for disambiguation.
2103 2009-06-29 Richard Guenther <rguenther@suse.de>
2106 * alias.c (find_base_decl): Remove.
2107 (get_deref_alias_set_1): Remove restrict handling.
2108 * c-common.c (c_apply_type_quals_to_decl): Do not set
2109 DECL_POINTER_ALIAS_SET.
2110 * gimplify.c (find_single_pointer_decl_1): Remove.
2111 (find_single_pointer_decl): Likewise.
2112 (internal_get_tmp_var): Remove restrict handling.
2113 (gimple_regimplify_operands): Likewise.
2114 * omp-low.c (expand_omp_atomic_pipeline): Do not set
2115 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
2116 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
2117 * tree.c (restrict_base_for_decl): Remove.
2118 (init_ttree): Do not allocate it.
2119 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
2120 LABEL_DECL_UID for label decls.
2121 (copy_node_stat): Do not copy restrict information.
2122 (decl_restrict_base_lookup): Remove.
2123 (decl_restrict_base_insert): Likewise.
2124 (print_restrict_base_statistics): Likewise.
2125 (dump_tree_statistics): Do not call print_restrict_base_statistics.
2126 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
2127 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
2128 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
2129 (LABEL_DECL_UID): Adjust.
2130 (DECL_BASED_ON_RESTRICT_P): Remove.
2131 (DECL_GET_RESTRICT_BASE): Likewise.
2132 (SET_DECL_RESTRICT_BASE): Likewise.
2133 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
2135 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
2136 instead of DECL_POINTER_ALIAS_SET.
2137 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
2138 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
2139 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
2141 2009-06-29 Richard Guenther <rguenther@suse.de>
2143 PR tree-optimization/40579
2144 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
2145 the IL to simplify has constants that overflowed.
2147 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
2149 PR tree-optimization/40550
2150 * tree-vect-generic.c (expand_vector_operations_1): Compute in
2151 vector_compute_type only when the size of vector_compute_type is
2152 less than the size of type.
2154 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
2156 * fold-const.c (contains_label_1): Fix comments.
2157 (contains_label_p): Do not walk trees multiple time.
2159 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2161 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
2162 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
2163 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
2164 ix86_fp_comparison_operator.
2165 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
2166 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
2167 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
2168 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
2169 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
2170 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
2171 (related splits): Change predicate to ix86_fp_comparison_operator.
2172 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
2173 instead of ix86_fp_comparison_codes.
2174 (ix86_trivial_fp_comparison_operator,
2175 ix86_fp_comparison_operator): New.
2176 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
2177 (ix86_expand_compare): Eliminate last two parameters.
2178 (ix86_fp_jump_nontrivial_p): Kill.
2179 * config/i386/i386.c (put_condition_code): Eliminate call to
2180 ix86_fp_comparison_codes and subsequent assertion.
2181 (ix86_fp_comparison_codes): Eliminate.
2182 (ix86_fp_swap_condition): New.
2183 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
2184 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
2185 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
2186 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
2187 and ix86_fp_swap_condition.
2188 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
2189 Use ix86_fp_comparison_strategy.
2190 (ix86_expand_compare): Likewise. Eliminate last two arguments.
2191 (ix86_fp_jump_nontrivial_p): Eliminate.
2192 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
2193 call to ix86_expand_compare.
2194 (ix86_split_fp_branch, ix86_expand_setcc,
2195 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
2196 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
2198 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2200 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
2201 related to jump_clobbers.
2202 * config/arm/arm.md (conds): Remove jump_clob case.
2203 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
2204 splits): Change comparison_operator to arm_comparison_operator.
2205 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
2208 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2210 * dojump.c (do_compare_rtx_and_jump): Try swapping the
2211 condition for floating point modes.
2212 * expmed.c (emit_store_flag_1): Move here a bigger part
2214 (emit_store_flag): Try swapping the condition for floating point
2216 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
2218 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2220 * expr.c (expand_expr_real_1): Just use do_store_flag.
2221 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
2222 emit_store_flag_force.
2223 * expmed.c (emit_store_flag_force): Copy here trick
2224 previously in expand_expr_real_1. Try reversing the comparison.
2225 (emit_store_flag_1): Work if target is NULL.
2226 (emit_store_flag): Work if target is NULL, using the result mode
2227 from the comparison. Use split_comparison, restructure final part
2228 to simplify conditionals.
2230 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2232 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
2233 * dojump.c (do_jump): Change handling of floating-point
2234 ops to use just do_compare_and_jump.
2235 (split_comparison): New.
2236 (do_compare_rtx_and_jump): Add here logic coming previously
2237 in do_jump, using split_comparison.
2239 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
2242 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
2244 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2246 * tree-ssa-alias.c: Fix unintentional commit.
2248 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2250 * passes.c (execute_one_pass): Fix unintentional commit.
2252 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2254 * df-problems.c (df_set_seen, df_unset_seen): Delete.
2255 (df_rd_local_compute, df_md_local_compute): Inline them.
2257 (df_md_scratch): New.
2258 (df_md_alloc, df_md_free): Allocate/free it.
2259 (df_md_local_compute): Only include live registers in init.
2260 (df_md_transfer_function): Prune the in-set computed by
2261 the confluence function, and the gen-set too.
2263 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2265 PR rtl-optimization/26854
2266 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
2267 * df-problems.c (df_rd_add_problem): Fix comment.
2268 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
2269 df_md_simulate_artificial_defs_at_top,
2270 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
2271 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
2272 df_md_transfer_function, df_md_init, df_md_confluence_0,
2273 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
2274 problem_MD, df_md_add_problem): New.
2275 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
2276 df_md_get_bb_info): New.
2277 (DF_LAST_PROBLEM_PLUS1): Adjust.
2279 * Makefile.in (fwprop.o): Include domwalk.h.
2280 * fwprop.c: Include domwalk.h.
2281 (reg_defs, reg_defs_stack): New.
2282 (bitmap_only_bit_between): Remove.
2283 (process_defs): New.
2284 (process_uses): Use reg_defs and local_md instead of
2285 bitmap_only_bit_between and local_rd.
2286 (single_def_use_enter_block): New, from build_single_def_use_links.
2287 (single_def_use_leave_block): New.
2288 (build_single_def_use_links): Remove code moved to
2289 single_def_use_enter_block, invoke domwalk.
2290 (use_killed_between): Adjust comment.
2292 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2294 * bitmap.h (bitmap_ior_and_into): New.
2295 * bitmap.c (bitmap_ior_and_into): New.
2297 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2299 * domwalk.h (struct dom_walk_data): Remove all callbacks except
2300 before_dom_children_before_stmts and after_dom_children_after_stmts.
2301 Rename the two remaining callbacks to just before_dom_children and
2302 after_dom_children. Remove other GIMPLE statement walking bits.
2303 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
2304 * graphite.c: Do not include domwalk.h.
2305 * tree-into-ssa.c (interesting_blocks): New global.
2306 (struct mark_def_sites_global_data): Remove it and names_to_rename.
2307 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
2308 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
2309 now that they're not domwalk callbacks.
2310 (rewrite_initialize_block): Rename to...
2311 (rewrite_enter_block): ... this, place after called functions. Test
2312 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
2313 (rewrite_finalize_block): Rename to...
2314 (rewrite_leave_block): ... this, place after called functions.
2315 (rewrite_update_init_block): Rename to...
2316 (rewrite_update_enter_block): ... this, place after called functions.
2317 Test interesting_blocks, call rewrite_update_stmt and
2318 rewrite_update_phi_arguments.
2319 (rewrite_update_fini_block): Rename to...
2320 (rewrite_leave_block): ... this, place after called functions.
2321 (rewrite_blocks): Remove last argument, simplify initialization of
2323 (mark_def_sites_initialize_block): Rename to...
2324 (mark_def_sites_block): ... this, call mark_def_sites.
2325 (mark_def_sites_blocks): Remove argument, simplify initialization of
2327 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
2328 (update_ssa): Likewise.
2329 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
2331 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
2332 (dom_opt_initialize_block): Rename to...
2333 (dom_opt_enter_block): ... this, place after called functions. Walk
2334 statements here, inline propagate_to_outgoing_edges.
2335 (dom_opt_finalize_block): Rename to...
2336 (dom_opt_leave_block): ... this, place after called functions.
2337 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
2339 (dse_enter_block, dse_record_phi): New.
2340 (dse_record_phis): Delete.
2341 (dse_finalize_block): Rename to...
2342 (dse_leave_block): ... this.
2343 (tree_ssa_dse): Simplify initialization of walk_data.
2344 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
2345 Adjust initialization of walk_data.
2346 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
2347 * tree-ssa-loop-phiopt.c (get_non_trapping):
2348 Adjust initialization of walk_data.
2349 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
2350 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
2351 it's not a domwalk callback.
2352 (uncprop_initialize_block): Rename to...
2353 (dse_enter_block): ... this, call uncprop_into_successor_phis.
2354 (dse_finalize_block): Rename to...
2355 (dse_leave_block): ... this.
2356 (tree_ssa_uncprop): Simplify initialization of walk_data.
2357 * Makefile.in: Adjust dependencies.
2359 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
2361 * arm.md (casesi): Fix test for Thumb1.
2362 (thumb1_casesi_internal_pic): Likewise.
2363 (thumb1_casesi_dispatch): Likewise.
2365 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
2367 * config/arm/arm-cores.def: Added core cortex-m0.
2368 * config/arm/arm-tune.md: Regenerated.
2369 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
2371 2009-06-26 DJ Delorie <dj@redhat.com>
2373 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
2375 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
2376 the scheduler doesn't tag jump insns.
2378 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
2380 * c-decl.c (merge_decls): Re-indent.
2382 2009-06-26 Janis Johnson <janis187@us.ibm.com>
2385 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
2386 Special-case decimal float constants.
2388 2009-06-26 Richard Henderson <rth@redhat.com>
2390 * function.h (struct function): Add cannot_be_copied_reason,
2391 and cannot_be_copied_set.
2392 * tree-inline.c (has_label_address_in_static_1): Rename from
2393 inline_forbidden_p_2; don't set inline_forbidden_reason here.
2394 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
2395 don't set inline_forbidden_reason.
2396 (copy_forbidden): New function, split out of inline_forbidden_p.
2397 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
2398 (inline_forbidden_p): Use copy_forbidden.
2399 (tree_versionable_function_p): Likewise.
2400 (inlinable_function_p): Merge into tree_inlinable_function_p.
2401 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
2402 * ipa-cp.c (ipcp_versionable_function_p): New function.
2403 (ipcp_cloning_candidate_p): Use it.
2404 (ipcp_node_modifiable_p): Likewise.
2406 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
2408 * builtins.c (expand_builtin_alloca): Handle builtin alloca
2409 that is marked not to be inlined. Remove flag_mudflap use.
2410 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
2411 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
2413 2009-06-26 Steve Ellcey <sje@cup.hp.com>
2416 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
2417 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
2419 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
2421 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
2423 (__mingwthr_remove_key_dtor): Likewise.
2425 2009-06-26 Richard Guenther <rguenther@suse.de>
2427 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
2429 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
2432 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
2433 try the non-cond_exec path also.
2435 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2438 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
2439 (output_cbranch): Use new functions.
2440 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
2443 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2444 Pat Haugen <pthaugen@us.ibm.com>
2445 Revital Eres <ERES@il.ibm.com>
2447 * config/rs6000/rs6000.c (print_operand): Correct lossage message
2448 for %c error. Add %x support to print VSX registers as a unified
2449 register set, instead of separate float and altivec registers.
2450 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
2451 %y case, and add support for VSX pre-modify addresses.
2452 (output_toc): Add assert for CONST containing an integer constant
2454 (rs6000_adjust_cost): Add POWER7 support.
2455 (insn_must_be_first_in_group): Ditto.
2456 (insn_must_be_last_in_group): Ditto.
2457 (rs6000_emit_popcount): Ditto.
2458 (rs6000_vector_mode_supported_p): Ditto.
2460 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
2461 Change some of the functions called by macros to being called
2462 through a pointer, so debug functions can be inserted if
2463 -mdebug=addr or -mdebug=cost.
2464 (rs6000_preferred_reload_class_ptr): Ditto.
2465 (rs6000_secondary_reload_class_ptr): Ditto.
2466 (rs6000_secondary_memory_needed_ptr): Ditto.
2467 (rs6000_cannot_change_mode_class_ptr): Ditto.
2468 (rs6000_secondary_reload_inner): Ditto.
2469 (rs6000_legitimize_reload_address): Ditto.
2470 (rs6000_legitimize_reload_address_ptr): Ditto.
2471 (rs6000_mode_dependent_address): Ditto.
2472 (rs6000_mode_dependent_address_ptr): Ditto.
2474 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
2475 function to return true if the mode allows reg + integer
2477 (virtual_stack_registers_memory_p): New function to return true if
2478 the address refers to a virtual stack register.
2479 (rs6000_legitimate_offset_address_p): Move code to say whether a
2480 mode supports reg+int addressing to reg_offset_addressing_ok_p and
2482 (rs6000_legitimate_address_p): Add checks for modes that only can
2483 do reg+reg addressing. Start adding VSX support.
2484 (rs6000_legitimize_reload_address): Ditto.
2485 (rs6000_legitimize_address): Ditto.
2486 (rs6000_debug_legitimate_address_p): New debug functions for
2487 -mdebug=addr and -mdebug=cost.
2488 (rs6000_debug_rtx_costs): Ditto.
2489 (rs6000_debug_address_costs): Ditto.
2490 (rs6000_debug_adjust_cost): Ditto.
2491 (rs6000_debug_legitimize_address): Ditto.
2492 (rs6000_legitimize_reload_address_ptr): Point to call normal
2493 function or debug function. Make functions called via pointer
2495 (rs6000_mode_dependent_address_ptr): Ditto.
2496 (rs6000_secondary_reload_class_ptr): Ditto.
2497 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
2498 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
2499 into a friendlier error.
2500 (rs6000_init_builtins): Add initial VSX support.
2501 (rs6000_adjust_cost): Fix some spacing issues.
2503 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
2504 (REG_CLASS_NAMES): Ditto.
2505 (REG_CLASS_CONTENTS): Ditto.
2506 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
2507 pointer, to add -mdebug=addr support.
2508 (CANNOT_CHANGE_MODE_CLASS): Ditto.
2509 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
2510 -mdebug=addr support.
2511 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
2512 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
2513 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
2515 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
2517 (bswapsi*): Set attribute types for load/store. Add combiner
2518 patterns to eliminate zero extend on 64-bit.
2519 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
2520 stdbrx if the hardware supports those instructions.
2522 2009-06-25 Ian Lance Taylor <iant@google.com>
2524 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
2525 (Link Options): Document -static-libstdc++.
2527 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2530 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
2531 DATA_ALIGNMENT instead.
2533 2009-06-25 Richard Guenther <rguenther@suse.de>
2535 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
2536 indirect references against the callused/escaped solutions.
2537 (call_may_clobber_ref_p_1): Likewise.
2539 2009-06-25 Martin Jambor <mjambor@suse.cz>
2541 PR tree-optimization/40493
2542 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
2543 (enum unscalarized_data_handling): New type.
2544 (handle_unscalarized_data_in_subtree): Return what has been done.
2545 (load_assign_lhs_subreplacements): Handle left flushes differently.
2546 (sra_modify_assign): Use unscalarized_data_handling, simplified
2547 condition determining whether to remove the statement.
2549 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
2551 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
2552 excerpt - @ should be doubled for texinfo.
2554 2009-06-24 Ian Lance Taylor <iant@google.com>
2556 * config/arc/arc.c: Include "df.h".
2557 (arc_attribute_table): Make static. Move higher in file.
2558 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
2559 (output_shift): Initialize n later to avoid warning.
2560 * config/arm/arm.c (arm_attribute_table): Make static. Move
2562 * config/avr/avr.c (avr_attribute_table): Make static. Move
2564 (reg_class_tab): Change array type from int to enum reg_class.
2565 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
2567 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
2568 (lshrhi3_out): Likewise.
2569 (class_likely_spilled_p): Change return type to bool.
2570 (avr_rtx_costs): Use local code variable with enum type.
2571 * config/avr/avr.md (movmemhi): Use add_reg_note.
2572 (andhi3, andsi3): Don't use AS2 with "and".
2573 (iorhi3, iorsi3): Don't use AS2 with "or".
2574 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
2575 * config/crx/crx.c: Include "df.h".
2576 (crx_attribute_table): Make static.
2577 * config/m32r/m32r.c: Include "df.h".
2578 (m32r_attribute_table): Make static. Move higher in file.
2579 (pop): Use add_reg_note.
2580 (block_move_call): Change 0 to LCT_NORMAL in function call.
2581 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
2582 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
2583 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
2584 declare, not just when TREE_CODE is defined.
2585 * config/m68hc11/m68hc11.c: Include "expr.h".
2586 (m68hc11_attribute_table): Make static. Move higher in file.
2587 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
2589 (m68hc11_register_indirect_p): Likewise.
2590 (m68hc11_function_arg_padding): Change return type to enum
2592 (emit_move_after_reload): Use add_reg_note.
2593 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
2594 (m68hc11_split_logical): Likewise.
2595 (m68hc11_rtx_costs): Add local code_and outer_code variables with
2597 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
2598 to VOIDmode in function call.
2599 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
2601 (m68hc11_split_logical): Update declaration.
2602 (m68hc11_function_arg_padding): Update declaration.
2603 * config/mcore/mcore.c (regno_reg_class): Change form array of int
2604 to array of enum reg_class.
2605 (mcore_attribute_table): Make static. Move higher in file.
2606 (mcore_rtx_costs): Add cast to enum type.
2607 * config/mcore/mcore.h (regno_reg_class): Update declaration.
2608 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
2609 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
2611 * config/sh/predicates.md (trapping_target_operand): Rename and to
2613 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
2615 * config/spu/spu.c (spu_attribute_table): Make static. Move
2617 * config/v850/v850.c (v850_attribute_table): Make static. Move
2619 (v850_rtx_costs): Use local code with enum type.
2620 (expand_epilogue): Add cast.
2621 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
2623 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
2626 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
2627 -m2a-single-only and -m2a-nofpu.
2628 * config/sh/sh.opt: Document m2a generates FPU code.
2630 2009-06-24 Anatoly Sokolov <aesok@post.ru>
2632 * defaults.h (CAN_ELIMINATE): Provide default.
2633 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2634 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
2635 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
2636 * config/spu/spu.h (CAN_ELIMINATE): Delete.
2637 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
2638 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
2639 * config/cris/cris.h (CAN_ELIMINATE): Delete.
2640 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
2641 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
2642 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
2644 2009-06-24 DJ Delorie <dj@redhat.com>
2646 * mep-ext-cop.cpu: Fix copyright notice.
2647 * mep-default: Fix copyright notice.
2648 * mep-core: Fix copyright notice.
2649 * mep: Fix copyright notice.
2650 * mep-ivc2: Fix copyright notice.
2651 * mep-c5: Fix copyright notice.
2653 2009-06-24 Denis Chertykov <chertykov@gmail.com>
2655 * doc/contrib.texi (Contributors):
2657 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
2660 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
2661 src and dst operands if necessary.
2663 2009-06-23 DJ Delorie <dj@redhat.com>
2666 * config.gcc: Add mep support.
2667 * recog.c: Resurrect validate_replace_rtx_subexp().
2668 * recog.h: Likewise.
2669 * config/mep/: Add new port:
2670 * config/mep/constraints.md: New file.
2671 * config/mep/default.h: New file.
2672 * config/mep/intrinsics.h: New file.
2673 * config/mep/intrinsics.md: New file.
2674 * config/mep/ivc2-template.h: New file.
2675 * config/mep/mep-c5.cpu: New file.
2676 * config/mep/mep-core.cpu: New file.
2677 * config/mep/mep-default.cpu: New file.
2678 * config/mep/mep-ext-cop.cpu: New file.
2679 * config/mep/mep-intrin.h: New file.
2680 * config/mep/mep-ivc2.cpu: New file.
2681 * config/mep/mep-lib1.asm: New file.
2682 * config/mep/mep-lib2.c: New file.
2683 * config/mep/mep-pragma.c: New file.
2684 * config/mep/mep-protos.h: New file.
2685 * config/mep/mep-tramp.c: New file.
2686 * config/mep/mep.c: New file.
2687 * config/mep/mep.cpu: New file.
2688 * config/mep/mep.h: New file.
2689 * config/mep/mep.md: New file.
2690 * config/mep/mep.opt: New file.
2691 * config/mep/predicates.md: New file.
2692 * config/mep/t-mep: New file.
2694 2009-06-23 Ian Lance Taylor <iant@google.com>
2696 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
2697 from loose_warn into c_loose_warn and from strict_warn into
2698 c_strict_warn. Set and substitute warn_cxxflags. Check for
2699 --enable-build-with-cxx. Set and substitute
2700 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
2701 * Makefile.in (CXXFLAGS): New variable.
2702 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
2703 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
2704 the default is the same as $(STRICT_WARN).
2705 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
2706 (CXX): New variable.
2707 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
2708 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
2709 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
2710 (HOST_LIBS): New variable.
2711 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
2712 (ALL_CXXFLAGS): New variable.
2713 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
2714 * doc/install.texi (Configuration): Document
2715 --enable-build-with-cxx, --with-stage1-ldflags,
2716 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
2717 * configure: Rebuild.
2719 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2721 * config/arm/arm.c (arm_override_options): Fix braces and formatting
2722 from previous commit.
2724 2009-06-23 Ian Lance Taylor <iant@google.com>
2726 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
2728 2009-06-23 Ian Lance Taylor <iant@google.com>
2730 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
2731 with ATTRIBUTE_UNUSED.
2733 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2734 Pat Haugen <pthaugen@us.ibm.com>
2735 Revital Eres <eres@il.ibm.com>
2737 * config.in (HAVE_AS_POPCNTD): Add default definition.
2738 (HAVE_AS_LWSYNC): Ditto.
2740 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
2742 (gcc_cv_as_powerpc_cmpb): Ditto.
2743 (gcc_cv_as_powerpc_dfp): Ditto.
2744 (gcc_cv_as_powerpc_vsx): Ditto.
2745 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
2746 supporting the popcntd/lwsync instructions.
2747 (gcc_cv_as_powerpc_lwsync): Ditto.
2748 * configure: Regenerate.
2750 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
2751 -mcpu=native and -mcpu=power7.
2752 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
2754 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
2755 a variable instead of a mask to reduce the number of mask bits.
2756 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
2757 (-mbit-word): Ditto.
2758 (-mregnames): Ditto.
2759 * config/rs6000/rs6000.opt (-mupdate): Ditto.
2760 (-mfused-madd): Ditto.
2762 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
2764 (-mvsx): New switch for VSX instructions.
2765 (-misel): Move from a variable to a mask to allow it to be set by
2768 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
2769 function declaration to an array declaration.
2770 (rs6000_hard_regno_nregs): New external array declaration.
2772 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
2773 files included by rs6000.md.
2775 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
2776 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
2778 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
2780 (rs6000_debug_reg): New -mdebug= variables.
2781 (rs6000_debug_addr): Ditto.
2782 (rs6000_debug_cost): Ditto.
2783 (rs6000_pmode): New variable to hold Pmode.
2784 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
2785 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
2786 calculated at compiler start.
2787 (rs6000_hard_regno_nregs): Change function to an array which holds
2788 HARD_REGNO_NREGS calculated at compiler start.
2789 (rs6000_explicit_options): Delete isel field.
2790 (rs6000_vector_unit): New array to hold which vector unit
2791 supports arithmetic options for a given type.
2792 (rs6000_vector_mem): New array to hold which vector unit supports
2793 memory reference operations for a given type.
2794 (rs6000_vector_align): New array to given the alignment of each
2796 (power7_cost): New basic costs for power7.
2797 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
2798 (rs6000_hard_regno_nregs_internal): New function, moved from
2799 HARD_REGNO_NREGS, to calculate the number of registers each hard
2800 register takes for each type.
2801 (rs6000_debug_reg_print): New function for -mdebug=reg support.
2802 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
2803 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
2804 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
2805 unit information here so it is calculated once at compiler startup
2807 (rs6000_override_options): Make -misel a target mask. Add more
2808 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
2809 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
2811 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
2812 (rs6000_handle_option): Move -misel from variable to target mask.
2813 (rs6000_builtin_mask_for_load): Add VSX support.
2814 (rs6000_conditional_register_usage): Ditto.
2815 (USE_ALTIVEC_FOR_ARG_P): Ditto.
2816 (function_arg_boundary): Ditto.
2817 (rs6000_expand_builtin): Ditto.
2818 (def_builtin): Make abort message a little friendlier.
2819 (rs6000_emit_int_cmove): Add support for 64-bit isel.
2821 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
2822 assembler support the popcntd instruction instead of a vsx
2823 instruction to enable power7 support.
2824 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
2825 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
2826 option to the assembler if -mcpu=native.
2827 (ASM_CPU_NATIVE_SPEC): Ditto.
2828 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
2830 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
2831 the lwsync instruction.
2832 (enum processor_type): Add PROCESSOR_POWER7.
2833 (rs6000_debug_reg): New -mdebug= options.
2834 (rs6000_debug_addr): Ditto.
2835 (rs6000_debug_cost): Ditto.
2836 (rs6000_isel): Delete.
2837 (enum rs6000_vector): New enum to say what vector unit we have.
2838 (VECTOR_UNIT_*): New macros to say which vector unit has
2839 arithmetic operations for a given type.
2840 (VECTOR_MEM_*): New macros to say which vector unit has memory
2841 operations for a given type.
2842 (TARGET_LDBRX): Whether the machine supports the ldbrx
2844 (TARGET_ISEL): Delete, -misel moved to be a mask.
2845 (TARGET_ISEL64): New macro for 64-bit isel support.
2846 (UNITS_PER_VSX_WORD): New macro.
2847 (POINTER_SIZE): Move to be an external variable, rather than
2848 calculating whether we are generating 32 ot 64-bit code.
2850 (STACK_BOUNDARY): Add VSX support.
2851 (LOCAL_ALIGNMENT): Ditto.
2852 (SLOW_UNALIGNED_ACCESS): Ditto.
2853 (VSX_REGNO_P): New macro for VSX support.
2854 (VFLOAT_REGNO_P): Ditto.
2855 (VINT_REGNO_P): Ditto.
2856 (VLOGICAL_REGNO_P): Ditto.
2857 (VSX_VECTOR_MODE): Ditto.
2858 (VSX_SCALAR_MODE): Ditto.
2860 (VSX_MOVE_MODE): Ditto.
2861 (VSX_REG_CLASS_P): Ditto.
2862 (HARD_REGNO_NREGS): Instead of calling a function, use an array
2864 (UNITS_PER_SIMD_WORD): Add VSX support.
2865 (MODES_TIEABLE_P): Ditto.
2866 (STARTING_FRAME_OFFSET): Ditto.
2867 (STACK_DYNAMIC_OFFSET): Ditto.
2868 (EPILOGUE_USES): Ditto.
2869 (REGNO_REG_CLASS): Move to array lookup.
2870 (CLASS_MAX_NREGS): Ditto.
2871 (rs6000_vector_reg_class): Add declaration.
2872 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
2873 overlap with the floating point and Altivec registers.
2875 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
2877 * config/rs6000/driver-rs6000.c (asm_names): New static array to
2878 give the appropriate asm switches if -mcpu=native.
2879 (host_detect_local_cpu): Add support for "asm".
2880 (host_detect_local_cpu): Follow GNU code guidelines for name.
2882 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
2883 -mbit-word to a variable instead of being a target mask.
2885 * config/rs6000/sync.md (lwsync): If the assembler supports it,
2886 emit the lwsync instruction instead of emitting the instruction as
2887 an integer constant.
2889 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
2890 fixuns_trundfsi2, move expander into rs6000.md.
2892 * config/rs6000/rs6000.md (cpu): Add power7.
2893 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
2894 (logical predicate patterns): Change the single instruction
2895 primitives that set CR0 to be fast_compare instead of compare.
2897 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
2898 (popcntddi2): Ditto.
2899 (popcount<mode>): Ditto.
2900 (floating multiply/add insns): Name the floating point
2902 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
2903 (isel_unsigned_<mode>): Ditto.
2904 (fixuns_trundfsi2): Move expander here from spe.md.
2905 (smindi3): Define if we have -misel on 64-bit systems.
2910 2009-06-23 Anatoly Sokolov <aesok@post.ru>
2912 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
2914 * config/avr/avr.c (avr_current_device): New variable.
2915 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
2916 (avr_arch, mcu_type_s): Move to avr.h.
2917 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
2918 default_data_section_start fields.
2919 (avr_arch): Moved from avr.c.
2920 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
2921 library_name fields.
2922 (avr_current_device, avr_mcu_types, avr_arch_types,
2923 avr_device_to_arch, avr_device_to_data_start,
2924 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
2925 (EXTRA_SPEC_FUNCTIONS): Define.
2926 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
2927 options mapping. Use device_to_arch and device_to_data_start insted.
2928 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
2929 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
2930 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
2931 * config/avr/driver-avr.c: New file.
2932 * config/avr/avr-devices.c: New file.
2934 2009-06-23 Jakub Jelinek <jakub@redhat.com>
2936 * var-tracking.c (unshare_variable): Force initialized to
2937 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
2938 (set_variable_part): Likewise.
2939 (struct variable_union_info): Remove pos_src field.
2940 (vui_vec, vui_allocated): New variables.
2941 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
2942 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
2943 == 1 use a simpler sorting algorithm. Compute pos field right
2944 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
2945 Avoid quadratic comparison if !flag_var_tracking_uninit.
2946 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
2947 unshare_variable unconditionally.
2948 (dataflow_set_different_2): Removed.
2949 (dataflow_set_different): Don't traverse second hash table.
2950 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
2951 unconditionally to var_reg_set or var_mem_set.
2952 (emit_notes_in_bb): Likewise.
2953 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
2955 (emit_note_insn_var_location): Don't set initialized to
2956 VAR_INIT_STATUS_INITIALIZED early.
2957 (vt_finalize): Free vui_vec if needed, clear vui_vec and
2959 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
2961 * tree-object-size.c (addr_object_size): Instead of checking
2962 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
2963 are no FIELD_DECLs following it.
2965 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
2967 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
2968 order to match bswaps with signed source operands.
2970 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2972 * sdbout.c (sdbout_one_type): Fix braces in switch.
2974 2009-06-23 Richard Guenther <rguenther@suse.de>
2976 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
2978 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
2979 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
2980 var_callused, callused_tree, var_storedanything, storedanything_tree,
2981 var_integer, integer_tree): Remove global variables.
2982 (new_var_info): Do not pass new id, append the new var to the
2983 global variable vector.
2984 (do_ds_constraint): Use is_global_var member of the variable-info.
2985 (new_scalar_tmp_constraint_exp): Adjust.
2986 (create_function_info_for): Likewise.
2987 (create_variable_info_for): Likewise.
2988 (find_what_var_points_to): Remove dead code.
2989 (init_base_vars): Simplify.
2990 (compute_points_to_sets): Adjust.
2992 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2994 * combine.c (try_combine): Dump information about the insns we're
2997 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2999 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
3000 check when calling force_to_mode on TRUNCATE's operand.
3002 2009-06-22 Ian Lance Taylor <iant@google.com>
3004 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
3006 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
3008 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
3010 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3012 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
3013 override library linkage flags such as -static-libgcc or
3016 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3018 * config/m68k/m68k-devices.def: Add line for MCF5221x.
3020 2009-06-22 Ian Lance Taylor <iant@google.com>
3022 * config/linux.opt: Put mglibc ahead of muclibc.
3024 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
3025 for duplicate decls.
3027 2009-06-22 Matthias Klose <doko@ubuntu.com>
3029 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
3031 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
3034 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
3035 instead of NULL if a parser error occurs.
3037 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3039 * dwarf2out.c (dwarf2_debug_hooks): Initialize
3040 non-DWARF2_DEBUGGING_INFO version.
3042 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
3044 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
3045 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
3047 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
3048 (LIBGCC2_TF_CEXT): Define.
3051 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3054 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
3056 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3058 * config/arm/arm.c (arm_override_options): Disable
3059 -mcaller-super-interworking and -mcallee-super-interworking.
3060 * doc/invoke.texi (ARM Options): Document this.
3062 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
3064 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
3065 * config/arm/constraints.md (j): New constraint for movw operands.
3066 (N): Remove thumb2 meaning.
3067 * config/arm/arm.md (*arm_movw): Delete.
3068 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
3069 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
3070 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
3072 2009-06-22 Martin Jambor <mjambor@suse.cz>
3074 PR tree-optimization/40492
3075 * tree-sra.c (sra_modify_assign): Pass zero offsets to
3076 build_ref_for_offset.
3078 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
3080 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
3081 JUMP_TABLE_DATA_P predicates where applicable.
3082 * auto-inc-dec.c: Ditto.
3083 * builtins.c: Ditto.
3084 * caller-save.c: Ditto.
3086 * cfgcleanup.c: Ditto.
3087 * cfglayout.c: Ditto.
3090 * combine-stack-adj.c: Ditto.
3096 * dwarf2asm.c: Ditto.
3097 * dwarf2out.c: Ditto.
3098 * emit-rtl.c: Ditto.
3104 * function.c: Ditto.
3107 * genpreds.c: Ditto.
3108 * genrecog.c: Ditto.
3110 * ira-costs.c: Ditto.
3111 * ira-lives.c: Ditto.
3114 * lower-subreg.c: Ditto.
3115 * modulo-sched.c: Ditto.
3117 * postreload.c: Ditto.
3118 * print-rtl.c: Ditto.
3127 * sched-vis.c: Ditto.
3129 * sel-sched-ir.c: Ditto.
3130 * simplify-rtx.c: Ditto.
3131 * targhooks.c: Ditto.
3132 * var-tracking.c: Ditto.
3133 * vmsdbgout.c: Ditto.
3135 2009-06-22 Matthias Klose <doko@ubuntu.com>
3137 * Makefile.in (install-plugin): Always use DESTDIR.
3139 2009-06-22 Olivier Hainque <hainque@adacore.com>
3141 * config/pa/pa.c (output_call): Don't optimize post call jumps
3142 into return address adjustments if the call may throw.
3144 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
3146 * arm.c (thumb1_output_casesi): New function.
3147 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
3148 optimizing for size or PIC.
3149 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
3150 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
3151 (casesi): Handle Thumb-1 when optimizing for size or PIC.
3152 (thumb1_casesi_internal_pic): New expand rule.
3153 (thumb1_casesi_dispatch): New pattern.
3154 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
3156 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
3157 in the text seciton when PIC or optimizing for size.
3158 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
3159 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
3160 preservation properties of code.
3161 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
3162 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
3163 (__gnu_thumb1_case_si): New function.
3164 * t-arm (LIB1ASMSRC): Define here.
3165 (LIB1ASMFUNCS): Add some common functions.
3166 * t-arm-elf (LIB1ASMSRC): Delete.
3167 (LIB1ASMFUNCS): Append to existing set.
3168 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3169 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3170 * t-symbian (LIB1ASMFUNCS): Likewise.
3171 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3172 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3174 2009-06-21 Richard Guenther <rguenther@suse.de>
3176 PR tree-optimization/38729
3177 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
3178 to loops with a single exit if -fno-expensive-optimizations.
3180 2009-06-21 Jakub Jelinek <jakub@redhat.com>
3182 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
3183 (dataflow_set): Change vars type from htab_t to shared_hash.
3184 (shared_hash_pool, empty_shared_hash): New variables.
3185 (vars_clear): Removed.
3186 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
3187 shared_hash_find_slot_unshare, shared_hash_find_slot,
3188 shared_hash_find_slot_noinsert, shared_hash_find): New
3190 (shared_hash_unshare, shared_hash_destroy): New functions.
3191 (unshare_variable): Unshare set->vars if shared, use
3193 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
3194 (get_init_value, find_src_set_src, dump_dataflow_set,
3195 clobber_variable_part, emit_notes_for_differences): Use
3197 (dataflow_set_init): Remove second argument, set vars to
3198 empty_shared_hash instead of creating a new htab.
3199 (dataflow_set_clear): Call shared_hash_destroy and set vars
3200 to empty_shared_hash instead of calling vars_clear.
3201 (dataflow_set_copy): Don't call vars_copy, instead just share
3202 the src htab with dst.
3203 (variable_union): Use shared_hash_*, use initially NO_INSERT
3204 lookup if set->vars is shared. Don't keep slot cleared before
3205 calling unshare_variable. Unshare set->vars if needed.
3206 Even ->refcount == 1 vars must be unshared if set->vars is shared
3207 and var needs to be modified.
3208 (variable_canonicalize): New function.
3209 (dataflow_set_union): If dst->vars is empty, just share src->vars
3210 with dst->vars and traverse with variable_canonicalize to canonicalize
3211 and unshare what is needed.
3212 (dataflow_set_different): If old_set and new_set use the same shared
3213 htab, they aren't different. If number of htab elements is different,
3214 htabs are different. Use shared_hash_*.
3215 (dataflow_set_destroy): Call shared_hash_destroy instead of
3217 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
3218 second argument to dataflow_set_init.
3219 (vt_initialize): Likewise. Initialize shared_hash_pool and
3220 empty_shared_hash, move bb in/out initialization afterwards.
3221 Use variable_htab_free instead of NULL as changed_variables del hook.
3222 (variable_was_changed): Change type of second argument to pointer to
3223 dataflow_set. When inserting var into changed_variables, bump
3224 refcount. Unshare set->vars if set is shared htab and slot needs to
3226 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
3227 lookup if set->vars is shared. Unshare set->vars if needed.
3228 Even ->refcount == 1 vars must be unshared if set->vars is shared
3229 and var needs to be modified. Adjust variable_was_changed caller.
3230 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
3231 vars must be unshared if set->vars is shared and var needs to be
3232 modified. Adjust variable_was_changed caller.
3233 (emit_note_insn_var_location): Don't pool_free var.
3234 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
3236 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
3237 free_alloc_pool on shared_hash_pool.
3239 2009-06-20 Anthony Green <green@moxielogic.com>
3241 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
3242 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
3244 2009-06-20 Richard Guenther <rguenther@suse.de>
3246 * tree-ssa-structalias.c (find_func_aliases): For memset use
3247 a constraint from NULL if we memset to zero.
3248 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
3249 we explicitly handle that do not read from memory.
3250 (call_may_clobber_ref_p_1): Properly handle builtins that may
3253 2009-06-20 Richard Guenther <rguenther@suse.de>
3255 PR tree-optimization/40495
3256 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
3257 (new_scalar_tmp_constraint_exp): New function.
3258 (process_constraint): Do not create temporary decls.
3259 (process_all_all_constraints): Likewise.
3260 (handle_const_call): Likewise.
3261 (create_function_info_for): Do not set decl.
3263 2009-06-19 Ian Lance Taylor <iant@google.com>
3265 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
3266 (rs6000_attribute_table): Make static; move before use.
3268 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
3270 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
3271 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
3272 Propagate the TREE_READONLY flag without overwriting it.
3273 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
3274 Propagate the TREE_READONLY flag onto the result.
3275 (process_call_operands): Move around. Use correct constant value.
3277 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3280 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
3281 * config/arm/arm.md: Likewise.
3283 2009-06-19 Ian Lance Taylor <iant@google.com>
3285 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
3286 to GIMPLE_ERROR_MARK.
3288 * c-typeck.c (build_conditional_expr): Add op1_original_type and
3289 op2_original_type parameters. Warn about using different enum types.
3290 * c-parser.c (c_parser_conditional_expression): Pass original
3291 types to build_conditional_expr.
3292 * c-tree.h (build_conditional_expr): Update declaration.
3294 2009-06-19 Ian Lance Taylor <iant@google.com>
3296 * config/i386/i386.c (ix86_function_specific_save): Test that
3297 fields match values, rather than testing the values are in a
3300 2009-06-19 Richard Guenther <rguenther@suse.de>
3302 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
3304 (ptr_derefs_may_alias_p): Likewise.
3305 (ptr_deref_may_alias_ref_p_1): New function.
3306 (ptr_deref_may_alias_ref_p): Likewise.
3307 (ref_maybe_used_by_call_p_1): Handle builtins that are not
3308 covered by looking at the ESCAPED solution.
3309 (call_may_clobber_ref_p_1): Likewise.
3310 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
3311 Handle NULL_TREE offset. Do not produce redundant constraints.
3312 (process_all_all_constraints): New helper function.
3313 (do_structure_copy): Use it.
3314 (handle_lhs_call): Likewise.
3315 (find_func_aliases): Handle some builtins with pointer arguments
3316 and/or return values explicitly.
3318 2009-06-19 Ian Lance Taylor <iant@google.com>
3320 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
3322 2009-06-19 Ian Lance Taylor <iant@google.com>
3324 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
3326 2009-06-19 Ian Lance Taylor <iant@google.com>
3328 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
3329 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
3332 * c-decl.c (finish_decl): If -Wc++-compat, warn about
3333 uninitialized const.
3335 2009-06-19 Ian Lance Taylor <iant@google.com>
3337 * dse.c (struct store_info): Rename bitmap field to bmap. Change
3340 * c-decl.c (in_struct, struct_types): Remove.
3341 (struct c_binding): Add in_struct field.
3342 (c_binding_ptr): Define type, along with VEC.
3343 (struct c_struct_parse_info): Define.
3344 (struct_parse_info): New static variable.
3345 (bind): Initialize in_struct field.
3346 (start_struct): Remove enclosing_in_struct and
3347 enclosing_struct_types parameters. Add
3348 enclosing_struct_parse_info parameter. Change all callers. Set
3349 struct_parse_info rather than in_struct and struct_types.
3350 (grokfield): If -Wc++-compat and there is a symbol binding for the
3351 field name, set the in_struct flag and push it on the
3352 struct_parse_info->fields vector.
3353 (warn_cxx_compat_finish_struct): New static function.
3354 (finish_struct): Remove enclosing_in_struct and
3355 enclosing_struct_types parameters. Add
3356 enclosing_struct_parse_info parameter. Change all callers. Don't
3357 set C_TYPE_DEFINED_IN_STRUCT here. Call
3358 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
3359 parameter. Only push on struct_types if warn_cxx_compat.
3360 (finish_enum): Only push on struct_types if warn_cxx_compat.
3361 (declspecs_add_type): Add loc parameter. Change all callers.
3362 Change all error calls to error_at. Pass loc, not input_location,
3363 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
3364 defined in a struct. If -Wc++-compat and parsing a struct, record
3365 that a typedef name was used.
3366 * c-parser.c (c_parser_declspecs): Get location to pass to
3368 (c_parser_struct_or_union_specifier): Update calls to start_struct
3370 * c-tree.h (struct c_struct_parse_info): Declare.
3371 (finish_struct, start_struct): Update declarations.
3372 (declspecs_add_type): Update declaration.
3374 2009-06-19 Ian Lance Taylor <iant@google.com>
3376 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
3377 variable with an anonymous type.
3379 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3381 * see.c: Remove for real.
3383 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3385 * optabs.h (enum optab_index): Add new OTI_significand.
3386 (significand_optab): Define corresponding macro.
3387 * optabs.c (init_optabs): Initialize significand_optab.
3388 * genopinit.c (optabs): Implement significand_optab using
3389 significand?f2 patterns.
3390 * builtins.c (expand_builtin_mathfn): Handle
3391 BUILT_IN_SIGNIFICAND{,F,L}.
3392 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
3393 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
3395 * config/i386/i386.md (significandxf2, significand<mode>2): New
3396 expanders to implement significandf, significand and significandl
3397 built-ins as inline x87 intrinsics.
3399 2009-06-18 Anatoly Sokolov <aesok@post.ru>
3401 * config/avr/avr.c (avr_override_options): Remove setting value of
3402 PARAM_INLINE_CALL_COST.
3404 2009-06-18 Richard Henderson <rth@redhat.com>
3407 * tree-pass.h (TDF_ASMNAME): New.
3408 * tree-dump.c (dump_options): Add asmname.
3409 * doc/invoke.texi: Document it.
3411 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
3412 (dump_decl_name): ...here.
3413 (dump_function_name): New flags arg; mind TDF_ASMNAME.
3414 (dump_generic_node): Update dump_function_name calls.
3415 (print_call_name): New flags arg; update all dump calls.
3416 * diagnostic.h (print_call_name): Update.
3417 * gimple-pretty-print.c (dump_gimple_call): Update.
3419 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
3422 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
3424 2009-06-18 Diego Novillo <dnovillo@google.com>
3426 * doc/plugins.texi: Document plugin_is_GPL_compatible.
3427 * plugin.c (str_license): Declare.
3428 (try_init_one_plugin): Assert that the symbol
3429 'plugin_is_GPL_compatible' exists.
3431 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
3434 * Makefile.in (OBJS-common): Remove see.o.
3436 * common.opt (fsee): Mark as preserved for backward compatibility.
3437 * opts.c (common_handle_option): Add OPT_fsee to the backward
3438 compatibility section.
3439 * passes.c (init_optimization_passes, pass_see): Remove pass.
3440 * timevar.def (TV_SEE): Remove.
3441 * tree-pass.h (pass_see): Remove declaration.
3442 * doc/invoke.texi (-fsee): Remove documentation.
3444 2009-06-18 Martin Jambor <mjambor@suse.cz>
3446 * tree-sra.c: Include statistics.h
3447 (sra_stats): New variable.
3448 (sra_initialize): Clear sra_stats.
3449 (create_access_replacement): Increment sra_stats.replacements.
3450 (get_access_replacement): Do not return twice.
3451 (analyze_all_variable_accesses): Increment statistics counter by the
3452 number of scalarized aggregates.
3453 (generate_subtree_copies): Increment sra_stats.subtree_copies.
3454 (sra_modify_expr): Increment sra_stats.exprs.
3455 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
3456 (sra_modify_assign): Increment sra_stats.exprs,
3457 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
3458 (perform_intra_sra): Update statistics counters.
3459 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
3461 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3463 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
3464 (arm_scalar_mode_supported_p): New function.
3466 2009-06-18 Paul Brook <paul@codesourcery.com>
3467 Sandra Loosemore <sandra@codesourcery.com>
3469 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
3470 (__extendhfsf2, __truncsfhf2): Define.
3471 * config/arm/fp16.c: New file.
3472 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3473 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3475 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3477 * doc/extend.texi (Half-Precision): New section.
3478 * doc/invoke.texi (Option Summary): List -mfp16-format.
3479 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
3480 * config/arm/arm.opt (mfp16-format=): New.
3481 * config/arm/arm.c: Include intl.h.
3482 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
3483 (TARGET_INVALID_RETURN_TYPE): Redefine.
3484 (TARGET_PROMOTED_TYPE): Redefine.
3485 (TARGET_CONVERT_TO_TYPE): Redefine.
3486 (arm_fp16_format): Define.
3487 (all_fpus): Add entry for neon-fp16.
3488 (fp_model_for_fpu): Likewise.
3489 (struct fp16_format): Declare.
3490 (all_fp16_formats): Define.
3491 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
3493 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
3495 (arm_legitimate_index_p): Treat HFmode like HImode.
3496 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
3497 (coproc_secondary_reload_class): Special-case HFmode.
3498 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
3499 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
3500 (arm_init_fp16_builtins): New.
3501 (arm_init_builtins): Call it.
3502 (arm_invalid_parameter_type): New.
3503 (arm_invalid_return_type): New.
3504 (arm_promoted_type): New.
3505 (arm_convert_to_type).
3506 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
3508 (arm_emit_fp16_const): New function.
3509 (arm_mangle_type): Mangle __fp16 as "Dh".
3510 * config/arm/arm.h (TARGET_VFPD32): Make it know about
3512 (TARGET_NEON_FP16): New.
3513 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
3514 (enum fputype): Add FPUTYPE_NEON_FP16.
3515 (enum arm_fp16_format_type): Declare.
3516 (arm_fp16_format): Declare.
3517 (LARGEST_EXPONENT_IS_NORMAL): Define.
3518 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
3519 * config/arm/arm-modes.def (HFmode): Define.
3520 * config/arm/vfp.md: (*movhf_vfp): New.
3523 * config/arm/arm.md: (fpu): Add neon_fp16.
3524 (floatsihf2, floatdihf2): New.
3525 (fix_trunchfsi2, fix_trunchfdi2): New.
3529 (*arm32_movhf): New.
3530 (*thumb1_movhf): New.
3531 (consttable_2): Add check for HFmode constants.
3532 (consttable_4): Handle HFmode constants.
3534 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
3536 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
3538 2009-06-17 Olivier Hainque <hainque@adacore.com>
3540 * collect2.c (main): Use CONST_CAST2 to perform char ** to
3541 const char ** conversion in AIX specific section.
3543 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
3545 * config/i386/i386.c (ix86_special_builtin_type): Remove
3546 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
3547 (bdesc_special_args): Updated.
3548 (ix86_init_mmx_sse_builtins): Likewise.
3549 (ix86_expand_special_args_builtin): Likewise.
3551 2009-06-17 Richard Henderson <rth@redhat.com>
3553 * tree-pretty-print.c (maybe_dump_asm_name): New.
3554 (dump_decl_name): Use it.
3555 (PRINT_FUNCTION_NAME): Merge into...
3556 (dump_function_name): ... here. Use maybe_dump_asm_name.
3558 2009-06-17 Cary Coutant <ccoutant@google.com>
3560 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
3562 * debug.c (struct gcc_debug_hooks): Change placeholder for
3564 (debug_nothing_int_charstar_int): Replaced by...
3565 (debug_nothing_int_charstar_int_bool): ...this.
3566 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
3567 source_line prototype.
3568 (debug_nothing_int_charstar_int): Replaced by...
3569 (debug_nothing_int_charstar_int_bool): ...this.
3570 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
3571 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
3572 Output is_stmt operand when necessary.
3573 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
3574 (notice_source_line): Add is_stmt parameter.
3575 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
3576 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
3578 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
3579 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
3581 2009-06-17 Ian Lance Taylor <iant@google.com>
3583 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
3585 (struct store_by_pieces_d): Rename from store_by_pieces. Change
3588 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
3590 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
3591 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
3592 tree_strip_sign_nop_conversions and
3593 tree_ssa_strip_useless_type_conversions rather than stripping
3594 the operations here.
3595 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
3597 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
3598 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
3599 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
3600 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
3603 2009-06-17 Michael Eager <eager@eagercon.com>
3605 * config/rs6000/constraints.md (register_constraint "d"): New.
3606 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
3607 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
3608 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
3609 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
3610 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
3611 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
3612 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
3613 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
3614 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
3615 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
3617 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
3618 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
3619 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
3620 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
3621 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3622 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
3623 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
3624 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
3625 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
3626 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
3627 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
3628 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
3629 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
3630 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
3632 2009-06-16 Ian Lance Taylor <iant@google.com>
3634 * profile.c (total_num_never_executed): Don't define.
3635 (compute_branch_probabilities): Don't count or print
3637 (init_branch_prob): Don't set total_num_never_executed.
3638 (end_branch_prob): Don't print total_num_never_executed.
3640 2009-06-17 David Daney <ddaney@caviumnetworks.com>
3642 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
3644 2009-06-17 David Edelsohn <edelsohn@gnu.org>
3646 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
3647 (nabstd2_fpr): Same.
3649 2009-06-17 Steve Ellcey <sje@cup.hp.com>
3651 * expr.c (expand_assignment): Change complex type check.
3653 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
3655 * doc/plugins.texi (Building GCC plugins): Added new section.
3657 2009-06-17 Ian Lance Taylor <iant@google.com>
3659 * c-pch.c (get_ident): Don't set size of templ array.
3660 (pch_init): Don't set size of partial_pch array.
3662 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
3663 string constant to intialize an array whose size is the length of
3666 2009-06-17 Richard Guenther <rguenther@suse.de>
3668 PR tree-optimization/40389
3669 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
3670 to addressable types.
3671 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
3673 2009-06-17 Richard Guenther <rguenther@suse.de>
3676 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
3677 if there is no evolution of left in the loop bail out.
3678 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
3679 chrec_fold_multiply.
3681 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
3682 Janis Johnson <janis187@us.ibm.com>
3685 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
3686 for the symbol ref of a constant that is the source of a move
3687 - nor for any other not-obvious-label-ref constants.
3689 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
3691 * plugin.c (position_pass): Skip newly inserted pass during list
3692 traversal to avoid repeated insertion.
3694 2009-06-16 Ian Lance Taylor <iant@google.com>
3696 * vec.h (VEC_stack_alloc): Define different version if
3697 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
3698 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
3699 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
3700 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3702 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
3704 * config.gcc (extra_headers): Add ia32intrin.h for x86.
3706 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
3707 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
3708 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
3709 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
3710 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
3711 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3712 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3713 (bdesc_special_args): Add __builtin_ia32_rdtsc and
3714 __builtin_ia32_rdtscp.
3715 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
3716 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
3717 and __builtin_ia32_rorhi.
3718 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
3719 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3720 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3721 (ix86_expand_args_builtin): Likewise.
3722 (ix86_expand_special_args_builtin): Likewise.
3724 * config/i386/i386.md (UNSPECV_RDTSCP): New.
3725 (UNSPECV_RDTSC): Likewise.
3726 (UNSPECV_RDPMC): Likewise.
3727 (*bsr): Renamed to ...
3729 (*bsr_rex64): Renamed to ...
3733 (*rdpmc_rex64): Likewise.
3736 (*rdtsc_rex64): Likewise.
3738 (*rdtscp): Likewise.
3739 (*rdtscp_rex64): Likewise.
3741 * config/i386/ia32intrin.h: New.
3743 * config/i386/x86intrin.h: Include <ia32intrin.h>.
3745 2009-06-16 Ian Lance Taylor <iant@google.com>
3747 * ira-build.c (copy_info_to_removed_store_destinations):
3748 Initialize parent_a.
3750 2009-06-16 Ian Lance Taylor <iant@google.com>
3752 * c-decl.c (grokdeclarator): Change size_varies to bool.
3754 2009-06-16 Ian Lance Taylor <iant@google.com>
3756 * sel-sched.c: Make forward declarations of move_op_hooks and
3757 fur_hooks explicitly extern.
3759 2009-06-16 Ian Lance Taylor <iant@google.com>
3761 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
3762 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
3764 2009-06-16 Ian Lance Taylor <iant@google.com>
3766 * resource.c (mark_referenced_resources): Change
3767 include_delayed_effects parameter to bool. Change all callers.
3768 (mark_end_of_function_resources): Likewise.
3769 * reorg.c (insn_references_resource_p): Likewise.
3770 (insn_sets_resource_p): Likewise.
3771 * resource.h (mark_referenced_resources): Update declaration.
3772 (mark_end_of_function_resources): Update declaration.
3774 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3776 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
3778 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3780 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
3781 GCC can bootstrap on AIX with GNU Binutils 2.20.
3783 2009-06-16 Ian Lance Taylor <iant@google.com>
3785 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
3787 2009-06-16 Ian Lance Taylor <iant@google.com>
3789 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
3790 inline, not extern inline.
3791 (exact_log2): Likewise.
3792 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
3794 (exact_log2): Likewise, but don't test CTZ_HWI.
3796 2009-06-16 Ian Lance Taylor <iant@google.com>
3798 * bitmap.c (bitmap_clear): Don't declare as inline.
3799 * gimple.c (gimplify_assign): Likewise.
3800 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
3801 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
3802 (sched_scan_info): Remove duplicate definition.
3804 2009-06-16 Ian Lance Taylor <iant@google.com>
3806 * c-common.c (skip_evaluation): Don't define.
3807 (c_inhibit_evaluation_warnings): Define global variable.
3808 (overflow_warning): Check c_inhibit_evaluation_warnings rather
3809 than skip_evaluation.
3810 (convert_and_check, warn_for_div_by_zero): Likewise.
3811 * c-common.h (skip_evaluation): Don't declare.
3812 (c_inhibit_evaluation_warnings): Declare.
3813 * c-parser.c (c_parser_typeof_specifier): Set
3814 c_inhibit_evaluation_warnings rather than skip_evaluation.
3815 (c_parser_conditional_expression): Likewise.
3816 (c_parser_binary_expression): Likewise.
3817 (c_parser_sizeof_expression): Likewise.
3818 (c_parser_alignof_expression): Likewise.
3819 * c-typeck.c (build_indirect_ref): Check
3820 c_inhibit_evaluation_warnings rather than skip_evaluation.
3821 (build_conditional_expr, build_binary_op): Likewise.
3823 2009-06-16 Richard Guenther <rguenther@suse.de>
3825 * tree-ssa-alias.c (is_escape_site): Remove.
3826 * tree-ssa-alias.h (enum escape_type): Remove.
3827 (is_escape_site): Likewise.
3828 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
3829 via casts and asms without deferring to is_escape_site.
3831 2009-06-16 Jakub Jelinek <jakub@redhat.com>
3834 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
3835 use gen_lowpart if op0 has complex mode.
3837 2009-06-16 Richard Guenther <rguenther@suse.de>
3839 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
3840 variables add them to ESCAPED.
3841 (find_func_aliases): Do not make all indirectly stored values escaped.
3843 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
3845 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
3848 2009-06-16 Martin Jambor <mjambor@suse.cz>
3850 PR tree-optimization/40432
3851 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
3852 check whether we need to force gimple register operand.
3854 2009-06-16 Martin Jambor <mjambor@suse.cz>
3856 PR tree-optimization/40413
3857 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
3858 build_ref_for_offset.
3859 (propagate_subacesses_accross_link): Fix a typo in a comment.
3861 2009-06-16 Ira Rosen <irar@il.ibm.com>
3863 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3864 with additional parameter.
3865 * tree-vectorizer.h (enum vect_def_type): Add new value
3867 (enum vect_relevant): Add comments.
3868 (vect_is_simple_reduction): Add new argument.
3869 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
3870 Detect nested cycles.
3871 (vect_is_simple_reduction): Update documentation, add an argument to
3872 distinguish inner-loop reduction from nested cycle, detect nested
3873 cycles, fix printings and indentation, don't swap operands in case
3875 (get_initial_def_for_reduction): Handle subtraction.
3876 (vect_create_epilog_for_reduction): Add new argument to specify
3878 (vect_finalize_reduction): Handle subtraction, fix comments.
3879 (vectorizable_reduction): Handle nested cycles. In case of nested
3880 cycle keep track of the reduction variable position. Call
3881 vect_is_simple_reduction with additional parameter. Use original
3882 statement code in reduction epilogue for nested cycle. Call
3883 vect_create_epilog_for_reduction with additional parameter.
3884 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
3885 inner-loop vectorization.
3886 (vect_recog_widen_sum_pattern): Likewise.
3887 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
3889 (vect_mark_stmts_to_be_vectorized): Likewise.
3890 (vect_get_vec_def_for_operand): Handle nested cycles.
3892 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3894 * doc/invoke.texi (Debugging Options): Fix option index entries
3895 for -fdump-statistics, -frandom-seed add entries for
3896 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
3897 (FRV Options): Fix entries for -mTLS, -mtls.
3898 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
3899 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
3900 (M68hc1x Options): Fix @itemx for -mnominmax.
3901 (MCore Options): Fix entry for -mno-lsim.
3902 (MMIX Options): Fix entry for -mabi=mmixware.
3903 (PDP-11 Options): Fix entry for -mbcopy-builtin.
3905 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
3907 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
3908 Mention the plugin mode of gengtype.
3909 * doc/gty.texi (Source Files Containing Type Information): Likewise.
3910 * gengtype.c: Updated copyright.
3911 (plugin_files, nb_plugin_files) Added new static variables.
3912 (measure_input_list) Care about plugin_files.
3913 (write_rtx_next): Added early return in plugin mode.
3914 (create_file): Updated copyright year in generated file. Added
3916 (oprintf): Added early return if NULL outf.
3917 (get_output_file_with_visibility): Care of plugin_files.
3918 (get_output_file_name): May return null.
3919 (write_local): Added early return.
3920 (put_mangled_filename): Ditto.
3921 (finish_root_table): Added check for base_files.
3922 (write_roots): Care about null when plugins.
3923 (main): Added plugin mode.
3925 2009-06-15 Ian Lance Taylor <iant@google.com>
3927 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
3928 * gcov.c (read_count_file): Add braces around variables declared
3931 * c.opt (Wjump-misses-init): New warning.
3932 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
3933 -Wall and -Wc++-compat if not already set.
3934 (c_common_post_options): Clear warn_jump_misses_init if it was not
3936 * c-decl.c (struct c_binding): Change type field to a union with
3937 new label field. Make it the first field in the struct. Update
3938 references to type to use u.type instead.
3939 (struct c_spot_bindings): Define.
3940 (struct c_goto_bindings): Define.
3941 (c_goto_bindings_p): Define, along with VECs.
3942 (struct c_label_vars): Define.
3943 (struct c_scope): Add has_label_bindings field.
3944 (bind_label, set_spot_bindings): New static functions.
3945 (decl_jump_unsafe, update_spot_bindings): New static functions.
3946 (update_label_decls): New static function.
3947 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
3948 Update binding u.label field to shadowed field.
3949 (c_binding_start_stmt_expr): New function.
3950 (c_binding_end_stmt_expr): New function.
3951 (pushdecl): Don't call c_begin_vm_scope.
3952 (make_label): Add defining and p_label_vars parameters. Change
3954 (lookup_label): Correct test for whether a label has not yet been
3955 defined. Call bind_label rather than bind.
3956 (warn_about_goto): New static function.
3957 (lookup_label_for_goto): New function.
3958 (declare_label): Call bind_label rather than bind.
3959 (check_earlier_gotos): New static function.
3960 (define_label): Don't give errors about jumping into statement
3961 expressions or scopes of variably modified types. Call
3962 set_spot_bindings and check_earlier_gotos. Call bind_label
3963 instead of bind. Don't set label_context_stack_se or
3964 label_context_stack_vm.
3965 (c_get_switch_bindings): New function.
3966 (c_release_switch_bindings): New function.
3967 (c_check_switch_jump_warnings): New function.
3968 (start_function): Don't set label_context_stack_se or
3969 label_context_stack_vm.
3970 (finish_function): Likewise.
3971 * c-typeck.c (label_context_stack_se): Don't define.
3972 (label_context_stack_vm): Don't define.
3973 (c_finish_goto_label): Call lookup_label_for_goto rather than
3974 lookup_label. Don't give errors about jumping into a statement
3975 expression or the scope of a variably modified type. Don't set
3976 label_context_stack_se or label_context_stack_vm.
3977 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
3978 fields. Add bindings field.
3979 (c_start_case): Don't set deleted fields. Set bindings field.
3980 (do_case): Rework order of tests. Don't check blocked_stmt_expr
3981 or blocked_vm. Call c_check_switch_jump_warnings.
3982 (c_finish_case): Don't test blocked_stmt_expr field. Call
3983 c_release_switch_bindings.
3984 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
3985 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3986 set label_context_stack_se. Call c_bindings_start_stmt_expr.
3987 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
3988 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3989 set label_context_stack_se. Call c_bindings_end_stmt_expr.
3990 (c_begin_vm_scope, c_end_vm_scope): Don't define.
3991 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
3992 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
3993 (C_DECL_UNJUMPABLE_VM): Don't define.
3994 (C_DECL_UNDEFINABLE_VM): Don't define.
3995 (struct c_label_list): Don't define.
3996 (struct c_label_context_se): Don't define.
3997 (struct c_label_context_vm): Don't define.
3998 (struct c_spot_bindings): Declare.
3999 (c_bindings_start_stmt_expr): Declare.
4000 (c_bindings_end_stmt_expr): Declare.
4001 (lookup_label_for_goto): Declare.
4002 (c_get_switch_bindings, c_release_switch_bindings): Declare.
4003 (c_check_switch_jump_warnings): Declare.
4004 (label_context_stack_se, label_context_stack_vm): Don't declare.
4005 (c_finish_goto_label): Update declaration.
4006 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
4007 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
4008 (Warning Options): Document -Wjump-misses-init.
4010 2009-06-15 Jakub Jelinek <jakub@redhat.com>
4012 * tree-object-size.c (addr_object_size): Fix a pasto in the last
4015 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
4017 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
4019 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
4021 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
4023 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
4025 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
4027 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
4029 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
4030 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
4031 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
4032 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
4033 * dwarf2asm.c (dw2_force_const_mem): Update call to
4035 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
4036 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
4037 * langhooks.c (lhd_comdat_group): Remove.
4038 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
4039 * tree.h (DECL_COMDAT_GROUP): New.
4040 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
4041 (tree_decl_with_vis): Add comdat_group. Remove one_only.
4042 (make_decl_one_only): Change signature.
4043 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
4045 (make_decl_one_only): Change signature.
4046 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
4048 2009-06-15 Richard Guenther <rguenther@suse.de>
4051 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
4053 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4055 * tree-ssa-math-opts.c: Remove extra divide.
4057 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4059 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
4061 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4063 * passes.c: Add bswap pass.
4064 * tree-pass.h: Add pass_optimize_bswap declaration.
4065 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
4066 Include rtl.h, expr.h and optabs.h for optab_handler check.
4067 (struct symbolic_number, pass_optimize_bswap): New definition.
4068 (do_shift_rotate, verify_symbolic_number_p): New functions.
4069 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
4070 (gate_optimize_bswap): New function.
4071 * tree.c (widest_int_cst_value): New function.
4072 * tree.h (widest_int_cst_value): Prototype added.
4074 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
4076 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
4077 REG_EQUAL/REG_EQUIV notes.
4079 2009-06-14 Richard Guenther <rguenther@suse.de>
4082 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
4083 has its address taken if NRV was applied and it is addressable.
4084 * tree-ssa-structalias.c (get_constraint_for_address_of): New
4085 function split out from ...
4086 (get_constraint_for_1): ... here.
4087 (handle_rhs_call): Use it to mark the return slot escaped if
4088 it is addressable and NRV was applied.
4090 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
4092 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
4093 Change first argument type to location_t.
4094 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
4095 Do not set input_location.
4096 Use loc instead of input_location throughout.
4098 2009-06-13 Richard Guenther <rguenther@suse.de>
4100 PR tree-optimization/40421
4101 * tree-predcom.c (should_unroll_loop_p): Remove.
4102 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
4104 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4106 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4107 Add location argument.
4109 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
4111 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
4113 * config/s390/s390.c (s390_build_builtin_va_list): Same.
4114 (s390_gimplify_va_arg): Pass location to create_artificial_label.
4115 * config/spu/spu-protos.h: Add location to
4116 spu_resolve_overloaded_builtin.
4117 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
4118 spu_build_builtin_va_list.
4119 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
4120 argument. Pass location to build_function_call_vec.
4121 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
4123 (emit_fpu_switch): Same.
4124 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
4125 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
4126 to build_decl and create_artificial_label.
4127 (xtensa_gimplify_va_arg_expr): Same.
4128 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
4129 (xstormy16_gimplify_va_arg_expr): Same.
4130 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
4131 * config/arm/arm.c (arm_build_builtin_va_list): Same.
4132 * config/mips/mips.c (mips_build_builtin_va_list): Same.
4133 (mips16_build_function_stub): Same.
4134 (mips16_build_call_stub): Same.
4136 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
4139 * arm/constraints.md (Pa, Pb): New constraints.
4140 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
4141 split pattern to deal with them.
4143 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
4145 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
4146 fix index entry for -Xpreprocessor.
4148 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4150 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4151 Add location argument to build_decl call.
4152 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
4153 (rs6000_init_builtins): Same.
4154 (spe_init_builtins): Same.
4155 (rs6000_gimplify_va_arg): Add location argument to
4156 create_artificial_label call.
4158 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
4160 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
4161 * combine-stack-adj.c (pass_stack_adjustments): Use it.
4162 * Makefile.in: Fix GGC dependency for gcse.o.
4164 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4166 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
4167 * gimple-pretty-print.c (dump_gimple_stmt): Same.
4168 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
4170 * c-parser.c (c_parser_binary_expression): Use current column while
4171 building binary operations.
4172 * common.opt (fshow-column): Enable by default.
4173 * tree-vrp.c (check_array_ref): Use warning_at.
4174 (check_array_bounds): Use location from call back if expr has no
4176 * tree.h: Add location argument to maybe_fold_*.
4177 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
4178 (maybe_fold_offset_to_array_ref): Add location argument and use it.
4179 (maybe_fold_offset_to_component_ref): Same.
4180 (maybe_fold_offset_to_reference): Same.
4181 (maybe_fold_offset_to_address): Same.
4182 (maybe_fold_stmt_indirect): Same.
4183 (maybe_fold_stmt_addition): Same.
4184 (fold_stmt_r): Pass location to maybe_fold_*.
4185 (fold_gimple_assign): Same.
4186 * c-tree.h: Add location argument to finish_decl,
4187 default_function_array_conversion, store_init_value.
4188 * c-decl.c (define_label): Use error_at.
4189 (c_make_fname_decl): Pass location to finish_decl.
4190 (finish_decl): New location argument.
4191 (build_compound_literal): Pass location to store_init_value.
4192 (grokdeclarator): Pass location to finish_decl.
4194 * c-typeck.c (array_to_pointer_conversion): New location argument.
4195 (function_to_pointer_conversion): Same.
4196 (default_function_array_conversion): Same.
4197 (parser_build_unary_op): Pass location to overflow_warning.
4198 (parser_build_binary_op): Same. Use warning_at.
4199 (build_unary_op): Pass location to array_to_pointer_conversion.
4200 (build_c_cast): Pass location to digest_init.
4201 (build_modify_expr): New location argument.
4202 (convert_for_assignment): Same.
4203 (store_init_value): Same.
4204 (digest_init): Same.
4205 (output_init_element): Pass location to digest_init and
4206 array_to_pointer_conversion.
4207 (c_finish_return): Pass location to convert_for_assignment.
4208 * gimplify.c (gimplify_conversion): Pass location to
4209 maybe_fold_offset_to_address.
4210 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
4211 to maybe_fold_stmt_addition.
4212 * c-omp.c (c_finish_omp_atomic): Pass new location to
4214 (c_finish_omp_for): Same.
4215 * c-common.c (overflow_warning): New argument.
4216 * c-common.h: New argument to build_modify_expr, overflow_warning.
4217 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
4219 (c_parser_initializer): Pass location to
4220 default_function_array_conversion.
4221 (c_parser_initelt): Same.
4222 (c_parser_initval): Same.
4223 (c_parser_asm_operands): Same.
4224 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
4225 (c_parser_conditional_expression): Same.
4226 (c_parser_binary_expression): Add location info to stack. Use it.
4227 (c_parser_unary_expression): Pass location to
4228 default_function_array_conversion, parser_build_unary_op,
4229 build_indirect_ref, c_parser_postfix_expression_after_primary.
4230 (c_parser_postfix_expression_after_primary): New location argument.
4232 (c_parser_expression_conv): Pass location to
4233 default_function_array_conversion.
4234 (c_parser_expr_list): Same.
4235 (c_parser_omp_atomic): Same.
4236 (c_parser_omp_for_loop): Same.
4237 * c-tree.h: (struct c_declarator): Add comment to id_loc.
4238 (build_array_declarator): New argument.
4239 * c-decl.c (build_array_declarator): Add location argument.
4240 (grokdeclarator): Set id_loc for cdk_array.
4241 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
4242 build_array_declarator.
4243 * tree.c (build_omp_clause): Add location argument.
4244 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
4245 (OMP_CLAUSE_LOCATION): New macro.
4246 (struct tree_omp_clause): Add location field.
4247 (build_omp_clause): Add argument.
4248 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
4249 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
4251 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
4252 (cp_parser_omp_clause_collapse): Same.
4253 (cp_parser_omp_clause_default): Same.
4254 (cp_parser_omp_clause_if): Same.
4255 (cp_parser_omp_clause_nowait): Same.
4256 (cp_parser_omp_clause_num_threads): Same.
4257 (cp_parser_omp_clause_ordered): Same.
4258 (cp_parser_omp_clause_schedule): Same.
4259 (cp_parser_omp_clause_untied): Same.
4260 (cp_parser_omp_for_loop): Same.
4261 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4262 * c-tree.h (c_start_case): Add location argument.
4263 (c_process_expr_stmt): Same.
4264 (c_finish_goto_*): Same.
4265 * tree-parloops.c (initialize_reductions): Pass location to
4267 (create_parallel_loop): Same.
4268 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
4269 (gfc_trans_omp_reduction_list): Same.
4270 (gfc_trans_omp_clauses): Same.
4271 (gfc_trans_omp_do): Same.
4272 * c-typeck.c (c_finish_goto_label): Same.
4273 (c_finish_goto_ptr): New location argument.
4274 (c_start_case): Same.
4275 (emit_side_effect_warnings): Same.
4276 (c_process_expr_stmt): Same.
4277 (c_finish_stmt_expr): Same.
4278 (c_finish_omp_clauses): Use error_at instead of error.
4279 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
4281 * c-omp.c (c_split_parallel_clauses): New location argument.
4282 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
4283 to build_omp_clause.
4284 (convert_local_reference_stmt): Same.
4285 (convert_gimple_call): Same.
4286 * c-common.h (c_split_parallel_clauses): New argument.
4287 * c-parser.c (c_parser_statement_after_labels): Pass location to
4288 c_finish_goto_label.
4289 (c_parser_switch_statement): Pass location to c_start_case.
4290 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
4291 and c_process_expr_stmt.
4292 (c_parser_omp_variable_list): Add location argument.
4293 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
4294 (c_parser_omp_clause_default): Same.
4295 (c_parser_omp_clause_if): Same.
4296 (c_parser_omp_clause_num_threads): Same.
4297 (-c_parser_omp_clause_ordered): Same.
4298 (c_parser_omp_clause_reduction): Pass location to
4299 c_parser_omp_variable_list.
4300 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
4301 (c_parser_omp_clause_untied): Same.
4302 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
4303 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4305 * c-tree.h (check_for_loop_decls, undeclared_variable,
4306 build_component_ref, build_array_ref, build_external_ref,
4307 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
4308 build_conditional_expr, build_compound_expr, c_cast_expr,
4309 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
4310 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
4312 * c-semantics.c (build_stmt): Same.
4313 (build_case_label): Same.
4314 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
4315 (undeclared_variable): New argument.
4317 (lookup_label): Pass location on down.
4318 (define_label): Same.
4319 (finish_decl): Same.
4320 (build_compound_literal): Same.
4321 (finish_struct): Same.
4322 (finish_function): Do not set location here.
4323 (check_for_loop_decls): New argument.
4324 * tree.c (save_expr): Set location.
4325 (build_empty_stmt): New argument.
4326 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
4327 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
4328 * builtins.c (gimplify_va_arg_expr): Use locations.
4329 (expand_builtin_sync_operation): Same.
4330 * c-typeck.c (build_component_ref): New argument.
4331 (build_array_ref): Same.
4332 (build_external_ref): Same.
4333 (c_expr_sizeof_expr): Same.
4334 (c_expr_sizeof_type): Same.
4335 (parser_build_unary_op): Same.
4336 (build_conditional_expr): Same.
4337 (build_compound_expr): Pass location on down.
4338 (build_compound_expr): New argument.
4339 (build_c_cast): Same.
4340 (c_cast_expr): Same.
4341 (build_asm_expr): Same.
4342 (c_finish_return): Same.
4343 (c_process_expr_stmt): Pass location on down.
4344 (c_finish_stmt_expr): New argument.
4345 (push_clenaup): Same.
4346 (c_finish_omp_parallel): Same.
4347 (c_finish_omp_task): Same.
4348 * gimplify.c (gimplify_call_expr): Pass location on down.
4349 * c-omp.c (c_finish_omp_master): New argument.
4350 (c_finish_omp_critical): Same.
4351 (c_finish_omp_ordered): Same.
4352 (c_finish_omp_barrier): Same.
4353 (-c_finish_omp_taskwait): Same.
4354 (c_finish_omp_atomic): Same.
4355 (c_finish_omp_flush): Same.
4356 * tree-inline.c (copy_tree_body_r): Pass location on down.
4357 (inline_forbidden_p): Remove use of input_location.
4358 * c-gimplify.c (c_build_bind_expr): New argument.
4359 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
4360 (c_sizeof_or_alignof_type): New argument.
4361 (c_alignof_expr): Same.
4362 (build_va_arg): Same.
4363 (c_add_case_label): Same.
4364 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
4365 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
4366 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
4367 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
4368 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
4369 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
4371 * stub-objc.c (objc_build_selector_expr): Same.
4372 (objc_build_throw_stmt): Same.
4373 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
4374 (c_parser_initelt): Same.
4375 (c_parser_compound_statement): Same.
4376 (c_parser_compound_statement_nostart): Same.
4377 (c_parser_label): Same.
4378 (c_parser_statement_after_labels): Same.
4379 (c_parser_if_body): Same.
4380 (c_parser_else_body): Same.
4381 (c_parser_if_statement): Same.
4382 (c_parser_switch_statement): Same.
4383 (c_parser_while_statement): Same.
4384 (c_parser_do_statement): Same.
4385 (c_parser_for_statement): Same.
4386 (c_parser_asm_statement): Same.
4387 (c_parser_conditional_expression): Same.
4388 (c_parser_binary_expression): Same.
4389 (c_parser_cast_expression): Same.
4390 (c_parser_unary_expression): Same.
4391 (c_parser_sizeof_expression): Same.
4392 (c_parser_alignof_expression): Same.
4393 (c_parser_postfix_expression): Same.
4394 (c_parser_expression): Same.
4395 (c_parser_objc_receiver): Same.
4396 (c_parser_omp_variable_list): Same.
4397 (c_parser_omp_structured_block): Same.
4398 (c_parser_omp_atomic): New argument.
4399 (c_parser_omp_barrier): Same.
4400 (c_parser_omp_critical): Same.
4401 (c_parser_omp_flush): Pass location on down.
4402 (c_parser_omp_for_loop): New argument.
4403 (c_parser_omp_for): Same.
4404 (c_parser_omp_master): Same.
4405 (c_parser_omp_ordered): Same.
4406 (c_parser_omp_sections_scope): Same.
4407 (c_parser_omp_sections): Same.
4408 (c_parser_omp_parallel): Same.
4409 (c_parser_omp_single): Same.
4410 (c_parser_omp_task): Same.
4411 (c_parser_omp_taskwait): Pass location on down.
4412 (c_parser_omp_construct): Same.
4413 (c_parser_omp_threadprivate): Same.
4414 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
4415 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
4416 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
4417 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
4418 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
4419 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
4420 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
4421 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
4422 config/i386/i386.c, stmt.c:
4423 Add location argument to the following function definitions and/or
4424 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
4425 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
4426 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
4427 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
4428 do_case, c_finish_bc_stmt, build_compound_literal,
4429 build_function_call.
4430 * c-decl.c (build_compound_literal): Add location argument.
4431 Make all diagnostic calls use location.
4432 (start_struct): Same.
4433 (finish_struct): Same.
4435 (build_enumerator): Same.
4436 (start_function): Same.
4437 (grokdeclarator): Make all diagnostic calls use location.
4438 (store_parm_decls_oldstyle): Same.
4439 * c-typeck.c (build_function_call): Add location argument.
4440 Make all diagnostic calls use location.
4442 (c_finish_bc_stmt): Same.
4443 * tree-nested.c (get_trampoline_type): Add argument.
4444 Pass location to build_decl.
4445 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
4446 * rtl.h (RTL_LOCATION): New.
4447 * c-common.c (c_add_case_label): Add location argument.
4448 Make all diagnostic calls use location.
4449 * c-common.h: Add location argument to make_fname_decl, do_case,
4450 c_add_case_label, build_function_call, resolve_overloaded_builtin.
4451 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
4452 Set it appropriately for every case. Pass enum_loc to start_enum
4453 call. Pass value_loc first to build_enumerator. Pass enum_loc to
4455 (c_parser_struct_or_union_specifier): Save location. Use it for
4456 start_struct, finish_struct, and parser_xref_tag.
4458 2009-06-12 Ian Lance Taylor <iant@google.com>
4460 * fold-const.c (fold_unary): Rename local variable and to and_expr.
4462 * c-opts.c (c_common_handle_option): For -Wc++-compat set
4463 cpp_opts->warn_cxx_operator_names.
4465 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4468 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
4469 is returns NULL and OP is a VCE, look through the VCE.
4471 2009-06-12 Ian Lance Taylor <iant@google.com>
4474 * collect2.c (main): Use CONST_CAST2 in code inside #if
4475 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
4477 2009-06-12 Joey Ye <joey.ye@intel.com>
4480 * cfgexpand.c (get_decl_align_unit): Update
4481 max_used_stack_slot_alignment with align instead of
4482 stack_alignment_needed.
4484 * function.c (assign_stack_local_1): Update
4485 max_used_stack_slot_alignment with alignment_in_bits instead
4486 of stack_alignment_needed.
4487 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
4490 2009-06-12 Jakub Jelinek <jakub@redhat.com>
4492 * dwarf2out.c (last_var_location_insn): New variable.
4493 (dwarf2out_end_epilogue): Clear last_var_location_insn.
4494 (dwarf2out_var_location): Don't record anything after last real
4495 insn. Only change labels if there were any real instructions
4496 in between last note and this one, or if changed sections.
4498 2009-06-11 Richard Henderson <rth@redhat.com>
4500 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
4501 note when storing the frame pointer in a register.
4502 (FRP): Don't redefine to nothing for epilogue.
4503 (alpha_expand_epilogue): Mark register and sp restores.
4504 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
4506 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
4507 when gen_lowpart is needed.
4509 2009-06-11 Richard Henderson <rth@redhat.com>
4511 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
4513 * dwarf2out.c (need_data_align_sf_opcode): New.
4514 (div_data_align): Move earlier.
4515 (def_cfa_1, reg_save): Use it.
4517 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
4519 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
4520 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
4521 (ix86_handle_option): Handle OPT_mcrc32.
4522 (ix86_target_string): Add -mcrc32.
4523 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
4525 * config/i386/i386.h (TARGET_CRC32): New.
4527 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
4528 (sse4_2_crc32di): Likewise.
4530 * config/i386/i386.opt (mcrc32): New.
4532 * doc/invoke.texi: Document -mcrc32.
4534 2009-06-11 Richard Henderson <rth@redhat.com>
4536 * common.opt (gdwarf-): Accept a version number.
4537 * doc/invoke.texi (gdwarf-): Update docs.
4538 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
4539 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
4540 version level, and record it.
4542 * dwarf2.h (DW_CIE_VERSION): Remove.
4543 * dwarf2out.c (DWARF_VERSION): Remove.
4544 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
4545 (output_call_frame_info): Use CIE version 3 for dwarf3,
4546 or if the return register column is out of range for version 1.
4547 (dwarf_stack_op_name): Add all dwarf3 values.
4548 (DEBUG_PUBTYPES_SECTION): New.
4549 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
4550 encoding change for dwarf3.
4551 (output_die) [dw_val_class_die_ref]: Likewise.
4552 (output_compilation_unit_header): Emit correct version for dwarf3.
4553 (output_line_info): Likewise.
4554 (output_pubnames): Update for DWARF_VERSION removal.
4555 (output_aranges): Likewise.
4556 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
4557 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
4558 (dwarf2out_finish): Likewise.
4560 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4562 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
4565 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4568 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
4569 * builtins.c (expand_builtin_unreachable): New function.
4570 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
4571 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
4572 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
4574 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
4575 searching for missing barriers.
4577 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4579 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
4580 when -fprofile-generate* was passed.
4581 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4583 2009-06-11 Anthony Green <green@moxielogic.com>
4585 * config/moxie/moxie.md: Define length attribute for all instructions.
4587 (*b<cond:code>): Support limited branch ranges for new PC-relative
4588 branch instructions.
4589 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
4591 2009-06-11 Jakub Jelinek <jakub@redhat.com>
4593 * config/i386/i386.c (min_insn_size): Use get_attr_length
4594 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
4597 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
4598 instead of emit_insn_before.
4600 2009-06-10 Ian Lance Taylor <iant@google.com>
4603 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
4606 2009-06-10 Revital Eres <eres@il.ibm.com>
4608 * passes.c (init_optimization_passes): Reschedule
4609 predictive-commoning pass before complete unroll pass.
4611 2009-06-10 Martin Jambor <mjambor@suse.cz>
4613 * cgraph.c (cgraph_node_can_be_local_p): New function.
4614 (cgraph_make_node_local): New function.
4615 * cgraph.h (cgraph_node_can_be_local_p): Declare.
4616 (cgraph_make_node_local): Declare.
4618 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
4620 * tree.h (tree_base): Add packed_flag and user_align fields.
4621 Decrease size of spare field.
4622 (TYPE_USER_ALIGN): Use user_align from tree_base.
4623 (DECL_USER_ALIGN): Likewise.
4624 (TYPE_PACKED): Use packed_flag from tree_base.
4625 (DECL_PACKED): Likewise.
4626 (tree_type): Delete packed_flag and user_align fields. Widen
4627 precision field. Widen mode field and shuffle fields to align
4628 mode on an 8-bit boundary.
4629 (tree_decl_common): Delete decl_flag_1 and user_align fields.
4630 Renumber decl_flag_* fields. Fix comments. Widen
4631 decl_common_unused field.
4632 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
4633 (DECL_EXTERNAL): Likewise.
4634 (DECL_BIT_FIELD): Likewise.
4635 (DECL_NONADDRESSABLE_P): Likewise.
4636 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
4637 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
4639 2009-06-10 Ian Lance Taylor <iant@google.com>
4641 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
4642 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
4643 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
4644 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
4645 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
4646 DEF_VEC_ALLOC_FUNC_P.
4647 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
4648 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
4649 DEF_VEC_ALLOC_FUNC_O.
4650 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
4651 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
4652 DEF_VEC_ALLOC_FUNC_I.
4653 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
4654 (vec_stack_p_reserve_exact_1): Declare.
4655 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
4656 (vec_stack_free): Declare.
4657 (VEC_stack_alloc): Define.
4658 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
4659 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
4660 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
4661 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
4663 (stack_vecs): New static variable.
4664 (vec_stack_p_reserve_exact_1): New function.
4665 (vec_stack_o_reserve_1): New static function.
4666 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
4667 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
4668 (vec_stack_free): New function.
4669 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
4670 (VEC_df_ref_stack_alloc): Define.
4671 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
4672 DEF_VEC_ALLOC_P_STACK.
4673 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
4674 (struct df_collection_rec): Change _vec fields to VEC. Remove
4676 (df_free_collection_rec): Adjust for new fields.
4677 (df_insn_rescan): Use new df_collection_rec fields.
4678 (df_notes_rescan, df_canonize_collection_rec): Likewise.
4679 (df_ref_create_structure, df_ref_record): Likewise.
4680 (df_get_conditional_uses, df_get_call_refs): Likewise.
4681 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
4682 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
4683 (df_record_exit_block_uses, df_bb_verify): Likewise.
4684 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
4685 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
4686 Remove count parameter. Change return type to void. Change all
4688 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
4689 Remove count parameter. Change return type to void. Change all
4691 (df_install_refs): Change old_vec parameter to VEC. Remove count
4692 parameter. Change all callers.
4693 (df_install_mws): Change old_vec parameter to VEC. Remove count
4694 parameter. Change all callers.
4695 (df_refs_verify): Change new_rec parameter to VEC. Change call
4697 (df_mws_verify): Likewise.
4699 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
4701 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
4703 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
4705 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
4707 2009-06-10 Anthony Green <green@moxielogic.com>
4709 * config/moxie/crti.asm: New file.
4710 * config/moxie/crtn.asm: New file.
4711 * config/moxie/moxie.c: New file.
4712 * config/moxie/moxie.h: New file.
4713 * config/moxie/sfp-machine.h: New file.
4714 * config/moxie/moxie-protos.h: New file.
4715 * config/moxie/t-moxie: Created.
4716 * config/moxie/t-moxie-softfp: Created.
4717 * config/moxie/moxie.md: Created.
4718 * config/moxie/constraints.md: Created.
4719 * config.gcc: Add moxie support.
4720 * doc/md.texi (Machine Constraints): Add moxie constraints.
4721 * doc/contrib.texi (Contributors): Mention moxie port.
4722 * doc/install.texi (Specific): Mention the moxie port.
4724 2009-06-09 Ian Lance Taylor <iant@google.com>
4726 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
4728 * optabs.c (optab_table): Only use designated initializers if
4729 HAVE_DESIGNATED_INITIALIZERS is defined.
4730 (convert_optab_table): Likewise.
4731 (init_optabs): Always call init_insn_codes if
4732 HAVE_DESIGNATED_INITIALIZERS is not defined.
4734 2009-06-09 Ian Lance Taylor <iant@google.com>
4736 * targhooks.c (default_builtin_vectorized_function): Change fn
4737 parameter to unsigned int.
4738 (default_builtin_vectorized_conversion): Change code parameter to
4740 (default_builtin_reciprocal): Change fn parameter to unsigned int.
4741 * targhooks.h: Update declarations.
4742 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
4743 parameter to unsigned int.
4745 * c-typeck.c (comptypes_check_enum_int): New static function.
4746 (comptypes_internal): Add enum_and_int_p parameter. Change all
4748 (comp_target_types): Add location parameter. Change all callers.
4749 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
4751 (function_types_compatible_p, type_lists_compatible_p): Likewise.
4752 (build_conditional_expr): Add colon_loc parameter. Change all
4754 (convert_for_assignment): Add location parameter. Change all callers.
4755 * c-parser.c (c_parser_conditional_expression): Pass location of
4756 colon to build_conditional_expr.
4757 * c-tree.h (build_conditional_expr): Update declaration.
4759 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4761 * graphite.c: Revert previous patch.
4763 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4766 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4768 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
4770 * tree-ssa-loop-prefetch.c
4771 (loop_prefetch_arrays): Fixed a portability problem in printf format
4774 2009-06-09 Martin Jambor <mjambor@suse.cz>
4776 PR tree-optimization/40351
4777 * tree-sra.c (propagate_subacesses_accross_link): Check that a
4778 refrence to a potential artifical subaccess can be constructed.
4780 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
4782 * config/sh/sh-protos.h (sh_optimization_options): Declare.
4783 (sh_override_options): Likewise.
4784 * config/sh/sh.c: Include params.h.
4785 (sh_optimization_options): New.
4786 (sh_override_options): Likewise.
4787 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
4788 (OVERRIDE_OPTIONS): Use sh_override_options.
4790 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4792 * dwarf2out.c (emit_cfa_remember): New variable.
4793 (add_fde_cfi): If emit_cfa_remember, recurse to add
4794 DW_CFA_remember_state first.
4795 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
4796 instead just set emit_cfa_remember.
4798 2009-06-08 Jan Hubicka <jh@suse.cz>
4801 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
4803 2009-06-08 Jan Hubicka <jh@suse.cz>
4806 * cgraphunit.c (save_inline_function_body): Do not copy transform
4807 hooks for saved inline bodies.
4808 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
4811 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
4813 * jump.c (returnjump_p): Handle delayed branches. Add missing
4816 2009-06-08 Jan Hubicka <jh@suse.cz>
4819 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
4820 original node might've been modified.
4821 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
4823 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4825 * tree-object-size.c (addr_object_size): Add OSI argument.
4826 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
4827 (compute_builtin_object_size, expr_object_size): Adjust callers.
4828 (plus_stmt_object_size): Call addr_object_size instead of
4829 compute_builtin_object_size.
4831 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
4832 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4834 * tree-ssa-loop-prefetch.c
4835 (gather_memory_references): Introduced a counter for the number of
4837 (anything_to_prefetch_p): Introduced a counter for the number of
4839 (is_loop_prefetching_profitable): New function with a cost model
4841 (loop_prefetch_arrays): Use the new cost model to determine if
4842 prefetching is profitable.
4843 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
4844 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4845 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
4846 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4847 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
4848 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4850 2009-06-08 Michael Matz <matz@suse.de>
4853 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
4854 partitions use the same.
4855 (expand_one_var): Deal with DECL_RTL sometimes begin set also
4856 for basevars of SSA_NAMEs.
4857 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
4858 to not expand them twice.
4859 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
4862 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
4864 * common.opt (fcompare-debug=, fcompare-debug-second): New.
4865 (fdump-final-insns=, gtoggle): New.
4866 * doc/invoke.texi: Document them.
4867 * final.c (rest_of_clean_state): Dump final insn stream.
4868 * gcc.c (invoke_as): Hook in -fcompare-debug.
4869 (static_spec_functions): Add compare-debug-dump-opt,
4870 compare-debug-self-opt and compare-debug-auxbase-opt.
4871 (compare_debug, compare_debug_second, compare_debug_opt): New.
4872 (switches_debug_check, n_switches_debug_check): New.
4873 (debug_auxbase_opt, debug_check_temp_file): New.
4874 (process_command): Handle -fno-compare-debug, -fcompare-debug and
4876 (do_self_spec): Handle arguments after switches.
4877 (do_spec_1): Add .gk extension to temp file basenames for compare.
4878 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
4879 (cc1_options): Use it instead of normal auxbase computation for
4880 the second compare-debug compilation.
4881 (compare_files): New.
4882 (main): Set up and implement compare debug mode.
4883 (compare_debug_dump_opt_spec_function): New.
4884 (compare_debug_self_opt_spec_function): New.
4885 (compare_debug_auxbase_opt_spec_function): New.
4886 * toplev.c (process_options): Handle flag_gtoggle,
4887 flag_dump_final_insns.
4888 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
4889 during -fcompare-debug-second compilation.
4891 2009-06-07 Ian Lance Taylor <iant@google.com>
4893 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
4894 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
4896 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
4897 with no default node. Change warning with %H to warning_at.
4898 Don't clear warn_switch around case checking.
4899 * doc/invoke.texi (Warning Options): Clarify distinction between
4900 -Wswitch and -Wswitch-enum.
4902 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4904 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
4906 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4908 * gbl-ctors.h: Add header guard.
4910 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4912 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
4913 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
4914 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
4915 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
4916 prototypes for removed functions.
4917 (expressions_equal_p): Move to ...
4918 * tree-ssa-sccvn.h: ... here and ...
4919 * matrix-reorg.c: ... adjust includes.
4921 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4923 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
4925 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4927 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
4928 (finish_function): Remove erroneous whitespace.
4930 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4932 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
4933 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
4935 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4937 * errors.c (internal_error): Commentary typo fix.
4938 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
4939 * tree-ssa-pre.c: Ditto.
4941 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4943 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
4944 them is supposed to hold actual statements.
4946 2009-06-06 Ian Lance Taylor <iant@google.com>
4948 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
4949 empty statements can now have attributes.
4951 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
4953 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
4954 * config/mips/mips.md: Ditto.
4956 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4958 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
4960 (__eabi_uconvert): Likewise.
4962 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4964 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
4965 CFI_* definitions with IN_GCC.
4967 2009-06-05 David Edelsohn <edelsohn@gnu.org>
4969 * xcoffout.h (xcoffout_source_line): Update prototype.
4971 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4973 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
4974 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
4976 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4979 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
4980 inlined_function_outer_scope_p blocks for artificial inlines
4982 * tree.c (tree_nonartificial_location): Rewrite using
4983 block_nonartificial_location.
4985 2009-06-05 Revital Eres <eres@il.ibm.com>
4986 Leehod Baruch <leehod@il.ibm.com>
4988 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
4989 (expand_expr_real_1): Remove comment.
4990 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4991 Vectorize misaligned access when the target supports it.
4992 (vect_supportable_dr_alignment): Check for unaligned access support.
4993 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
4996 2009-06-05 Julian Brown <julian@codesourcery.com>
4998 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
4999 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
5001 2009-06-05 Richard Guenther <rguenther@suse.de>
5004 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
5007 2009-06-05 Jakub Jelinek <jakub@redhat.com>
5009 * config/s390/s390.c (global_not_special_regno_p): New static inline.
5010 (save_gprs): Don't tell unwinder when a global register is saved.
5011 (s390_emit_epilogue): Emit needed epilogue unwind info.
5013 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
5015 * dwarf2out.c (deferred_asm_name): New.
5016 (add_name_and_src_coords_attributes): Defer creation of
5017 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
5019 (move_linkage_attr): New.
5020 (dwarf2out_finish): Revisit deferrals and emit attributes at the
5023 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
5025 * tree-nested.c (finalize_nesting_tree_1): Declare the
5026 frame_decl in the binding tree.
5028 2009-06-04 Cary Coutant <ccoutant@google.com>
5030 * basic-block.h (struct basic_block_def): Add discriminator field.
5031 * dbxout.c (dbxout_source_line): Add new parameter. Change all
5033 * debug.c (do_nothing_debug_hooks): Add additional entry.
5034 (debug_nothing_int_charstar_int): New function.
5035 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
5036 (debug_nothing_int_charstar_int): New declaration.
5037 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
5038 discriminator value in .loc directive.
5039 * final.c (last_discriminator): New variable.
5040 (discriminator): New variable.
5041 (final_start_function): Initialize above variables, pass current
5042 discriminator to debug hook.
5043 (notice_source_line): Check for discriminator change.
5044 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
5045 * sdbout.c (sdbout_source_line): New parameter.
5046 * tree-cfg.c (struct locus_discrim_map): New structure type.
5047 (discriminator_per_locus): New hash table.
5048 (build_gimple_cfg): Allocate and free discriminator hash table.
5049 (make_edges): Call assign_discriminator.
5050 (locus_map_hash): New function.
5051 (locus_map_eq): New function.
5052 (next_discriminator_for_locus): New function.
5053 (same_line_p): New function.
5054 (assign_discriminator): New function.
5055 (make_cond_expr_edges): Call assign_discriminator.
5056 (make_gimple_switch_edges): Likewise.
5057 (first_non_label_stmt): New function.
5058 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
5060 * xcoffout.c (xcoffout_source_line): Add new parameter.
5062 * configure.ac (gcc_cv_as_discriminator): New configury check for
5063 gas support for discriminator.
5064 * configure: Regenerate.
5065 * config.in: Regenerate.
5067 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5069 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
5070 val after checking for integers.
5072 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
5074 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
5076 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
5077 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
5078 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
5079 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
5080 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
5081 X64_SSE_REGPARM_MAX.
5082 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
5083 X64_SSE_REGPARM_MAX.
5085 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5087 * gcc.c (report_times_to_file): New.
5088 (execute): Implement it.
5089 (process_command): Support -time=.
5090 * doc/invoke.texi: Document it.
5092 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5094 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
5095 that have value exprs.
5097 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5099 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
5100 declarations for constants until...
5101 (dw2_output_indirect_constant_1): ... this point.
5103 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
5106 * arm.md (arm_addsi3): Don't try to split an add with an
5107 eliminable register until after reload has completed.
5109 2009-06-03 Ian Lance Taylor <iant@google.com>
5111 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
5112 * genattrtab.c (write_length_unit_log): Likewise.
5113 * genchecksum.c (dosum): Likewise.
5114 * gengtype.c (write_rtx_next): Likewise.
5115 (finish_root_table, write_roots): Likewise.
5116 * gimple.c (gimple_ops_offset_): Likewise.
5117 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
5118 * config/arc/arc.c (arc_attribute_table): Likewise.
5119 * config/arm/arm.c (arm_attribute_table): Likewise.
5120 * config/avr/avr.c (avr_attribute_table): Likewise.
5121 * config/crx/crx.c (crx_attribute_table): Likewise.
5122 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
5123 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
5124 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
5125 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
5126 * config/sh/sh.c (sh_attribute_table): Likewise.
5127 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
5128 * config/spu/spu.c (spu_attribute_table): Likewise.
5129 * config/v850/v850.c (v850_attribute_table): Likewise.
5131 * config/alpha/alpha.c (vms_attribute_table): Make static.
5132 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
5133 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
5134 * config/mips/mips.c (mips_attribute_table): Likewise.
5136 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
5138 (cc1-checksum.o): Likewise.
5140 2009-06-03 Steve Ellcey <sje@cup.hp.com>
5142 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
5144 2009-06-03 Jakub Jelinek <jakub@redhat.com>
5146 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
5147 insn if it is changing sp. Use gen_add3_insn instead of
5148 conditionally gen_addsi3 and gen_adddi3.
5149 (offset_below_red_zone_p): New static inline function.
5150 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
5151 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
5152 * config/rs6000/ppc-asm.h: Include auto-host.h.
5153 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
5154 CFI_RESTORE): Define.
5155 * config/rs6000/crtresxgpr.asm: Add unwind info.
5156 * config/rs6000/crtresxfpr.asm: Likewise.
5157 * config/rs6000/crtresgpr.asm: Likewise.
5158 * config/rs6000/crtresfpr.asm: Likewise.
5159 * config/rs6000/crtsavgpr.asm: Likewise.
5160 * config/rs6000/crtsavfpr.asm: Likewise.
5162 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
5163 argument of DWARF2_FRAME_REG_OUT macros.
5165 2009-06-03 Julian Brown <julian@codesourcery.com>
5167 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
5168 words or less (including TImode) in core registers.
5170 2009-06-03 Richard Guenther <rguenther@suse.de>
5173 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
5175 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
5177 * statistics.c (statistics_counter_event): Do not record event
5178 in pass dump if its number == -1.
5179 (curr_statistics_hash): Add assert that we never get passes
5180 with static number == -1.
5182 2009-06-03 Richard Guenther <rguenther@suse.de>
5183 Andrey Belevantsev <abel@ispras.ru>
5185 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
5186 non-BLKmode arrays addressable.
5188 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
5190 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
5191 * config/m68k/m68k.h: ... here.
5192 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
5195 2009-06-03 Martin Jambor <mjambor@suse.cz>
5197 PR tree-optimization/40323
5198 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
5201 2009-06-03 Richard Guenther <rguenther@suse.de>
5203 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5206 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
5208 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
5209 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
5210 JUMP_TABLE_DATA_P where applicable.
5211 * config/sh/sh.c: Ditto.
5212 * config/sh/sh.h: Ditto.
5213 * config/sh/sh.md: Ditto.
5214 * config/sh/symbian.c: Ditto.
5216 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
5218 * config/i386/driver-i386.c (describe_cache): Optimize
5219 concatenation of strings. Use snprintf instead of sprintf.
5220 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
5221 target when not compiling with GCC.
5223 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
5225 * config/sh/sh.c: Revert last change.
5226 (sh_expand_epilogue): Emit a blockage insn before the frame
5227 pointer adjustment unconditionally.
5229 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5231 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
5232 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
5233 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
5234 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
5235 to COLLECT_GCC_OPTIONS.
5237 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5239 * collect2.c (target_system_root): New variable.
5240 (main): Handle --sysroot=.
5241 (ignore_library): Strip the sysroot from the library path.
5243 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5245 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
5246 (collect2.o): Depend on collect2-aix.h.
5247 (collect2-aix.o): New rule.
5248 * collect2-aix.h: New file.
5249 * collect2-aix.c: Likewise.
5250 * collect2.c: Include collect2-aix.h. Don't undefine
5251 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
5252 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
5253 Use TARGET_AIX_VERSION instead of _AIX51.
5254 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
5255 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
5256 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
5257 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
5258 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
5260 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5262 * collect2.c (ignore_library): Avoid premature post-increment
5265 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5267 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
5268 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
5269 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
5270 CROSS_DIRECTORY_STRUCTURE too.
5271 (LINK_LIBG_SPEC): Likewise.
5272 (LIB_SPEC): Add %R to sysroot paths.
5273 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
5274 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
5275 * config/rs6000/aix51.h: As for aix43.h.
5276 * config/rs6000/aix52.h: Likewise.
5277 * config/rs6000/aix53.h: Likewise.
5278 * config/rs6000/aix61.h: Likewise.
5279 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
5280 to the beginning of sysroot paths.
5282 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5284 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
5285 INSN_LISTs that are out of the REG_NOTE range.
5287 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5289 * loop-unroll.c (struct iv_to_split): Add pointer to next.
5290 (struct var_to_expand): Likewise.
5291 (struct opt_info): Add head and tail for linked lists of the above.
5292 (analyze_insn_to_expand_var): Initialize next.
5293 (analyze_iv_to_split_insn): Likewise.
5294 (analyze_insns_in_loop): Create linked lists.
5295 (allocate_basic_variable): Simplify for use without hash table.
5296 (insert_var_expansion_initialization): Likewise, make it type-safer.
5297 (combine_var_copies_in_loop_exit): Likewise.
5298 (apply_opt_in_copies): Walk lists rather than hash tables.
5299 (release_var_copies): Simplified and inlined by hand into...
5300 (free_opt_info): ... this function.
5302 2009-06-02 Richard Guenther <rguenther@suse.de>
5304 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5307 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5309 * cfgexpand.c (gimple_expand_cfg): Discard the source location
5310 only for builtins that are not overridden.
5312 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5314 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
5317 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5319 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
5321 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5323 * combine.c (move_deaths): Compare LUIDs within the same BB only.
5325 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5327 * common.opt (fdump-unnumbered-links): New.
5328 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
5329 * print-rtl.c (flag_dump_unnumbered_links): New.
5330 (print_rtx): Test it.
5332 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
5334 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
5335 push/pop multiple to 8-byte alignment.
5337 2009-06-01 Jakub Jelinek <jakub@redhat.com>
5339 * config/i386/i386.c (queued_cfa_restores): New static variable.
5340 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
5342 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
5343 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
5344 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
5345 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
5346 note unconditionally.
5347 (ix86_emit_restore_regs_using_mov): Likewise.
5348 (ix86_emit_restore_sse_regs_using_mov): Likewise.
5349 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
5350 it through to ix86_emit_restore_reg_using_pop.
5351 (ix86_emit_leave): Add RED_OFFSET argument. Call
5352 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
5353 instead of adding REG_CFA_OFFSET note unconditionally.
5354 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
5355 the above functions. Call ix86_add_queued_cfa_restore_notes when
5358 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
5359 force output of the label even for dwarf2out_do_cfi_asm.
5360 (add_fde_cfi): If -g2 and above and cfi might change CFA,
5361 force creation of CFI label and chain DW_CFA_set_loc jumping to it
5362 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
5364 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
5365 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
5366 dwarf2out_cfi_label callers.
5367 * tree.h (dwarf2out_cfi_label): Adjust prototype.
5368 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
5369 Adjust dwarf2out_cfi_label callers.
5370 * config/vax/vax.c (vax_output_function_prologue): Likewise.
5372 * config/i386/i386.h (struct machine_cfa_state,
5373 struct machine_function): Guard with ifndef USED_FOR_TARGET
5374 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
5377 * emutls.c (__emutls_get_address): Change arr->size to mean number
5378 of allocated arr->data entries instead of # of slots + 1.
5381 * recog.c (peep2_reinit_state): New function.
5382 (peephole2_init_state): Use it at the end of a basic block and also
5383 when seeing a RTX_FRAME_RELATED_P insn.
5385 2009-06-01 Steve Ellcey <sje@cup.hp.com>
5387 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
5388 fixuns_truncrfdi2): New.
5389 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
5390 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
5391 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
5392 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
5393 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
5394 *recip_approx): Remove.
5395 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
5396 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
5397 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
5399 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
5402 2009-06-01 Ian Lance Taylor <iant@google.com>
5404 * attribs.c (register_attribute): Use CONST_CAST.
5405 * collect2.c (main): Use CONST_CAST2.
5406 (scan_prog_file): Likewise.
5407 * gcc.c (process_command, main): Likewise.
5408 * toplev.c (toplev_main): Likewise.
5410 * c-typeck.c (handle_warn_cast_qual): New static function,
5411 partially broken out of build_c_cast.
5412 (build_c_cast): Call handle_warn_cast_qual.
5413 * doc/invoke.texi (Warning Options): Document new effect of
5416 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
5418 * diagnostic.c (diagnostic_build_prefix): Always print columns.
5419 (diagnostic_report_current_module): Print columns.
5420 * common.opt (flag_show_column): Enable by default.
5422 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
5424 * alias.c (find_base_term): Check for NULL term before returning.
5426 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5428 Revert due to PR40320:
5429 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5430 * calls.c (emit_library_call_value_1): Don't force_operand for move
5433 2009-06-01 Olivier Hainque <hainque@adacore.com>
5434 Eric Botcazou <ebotcazou@adacore.com>
5436 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
5437 to be processed as a bitfield for constructor output purposes.
5438 * output.h (initializer_constant_valid_for_bitfield_p): Declare
5440 * varasm.c (oc_local_state): New type, output_constructor
5441 local state to support communication with helpers.
5442 (oc_outer_state): New type, output_constructor outer state of
5443 relevance in recursive calls.
5444 (output_constructor_array_range): New output_constructor helper,
5445 extracted code for an array range element.
5446 (output_constructor_regular_field): New output_constructor helper,
5447 extracted code for an element that is not a bitfield.
5448 (output_constructor_bitfield): New output_constructor helper,
5449 extracted code for a bitfield element. Accept an OUTER state
5450 argument for recursive processing. Recurse on record or array
5451 CONSTRUCTOR values, possibly past noop conversions.
5452 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
5453 VALUE is a valid constant-valued expression for use in a static
5454 bit-field initializer.
5455 (output_constructor): Rework to use helpers. Accept and honor an
5456 OUTER state argument for recursive calls. Return total size. Be
5457 prepared for nested constructors initializing bitfields.
5458 (output_constant): Feed OUTER in calls to output_constructor.
5460 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5462 * calls.c (emit_library_call_value_1): Don't force_operand for move
5465 2009-06-01 Nick Clifton <nickc@redhat.com>
5467 * doc/invoke.texi (IA-64 Options): Fix typo.
5469 2009-06-01 Ira Rosen <irar@il.ibm.com>
5471 PR tree-optimization/39129
5472 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
5474 (vect_do_peeling_for_loop_bound): Use
5475 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5476 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5477 (vect_loop_versioning): Likewise.
5478 (vect_create_cond_for_alias_checks): Fix indentation.
5479 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
5481 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
5482 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
5483 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
5484 "control flow in loop".
5485 (vect_estimate_min_profitable_iters): Use
5486 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5487 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5488 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
5489 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
5490 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
5491 statement belongs to a group of strided accesses with the exact code
5493 (vectorizable_load): Likewise.
5494 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
5495 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5497 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
5499 * config/freebsd-stdint.h: New file.
5500 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
5501 Add freebsd-stdint.h to tm_file.
5503 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
5505 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
5506 (thumb2_extendhidi2): Likewise.
5508 2009-05-31 Ian Lance Taylor <iant@google.com>
5510 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
5512 2009-05-31 Ian Lance Taylor <iant@google.com>
5514 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
5515 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
5516 (ipa-reference.o): Depend upon gt-ipa-reference.h.
5518 2009-05-31 Jason Merrill <jason@redhat.com>
5520 * tree-pretty-print.c (print_call_name): Take the callee, not the
5521 call itself. Make non-static. Use dump_function_name for functions.
5522 (dump_generic_node): Adjust.
5523 * diagnostic.h: Declare print_call_name.
5524 * gimple-pretty-print.c (dump_gimple_call): Use it.
5526 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5528 * config/sh/sh.md (ashldi3_std): New define_expand.
5531 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5534 * config/sh/sh.c: Include debug.h.
5535 (sh_expand_epilogue): Emit a blockage insn before the frame
5536 pointer adjustment also when dwarf2out_do_frame returns true.
5538 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
5540 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
5541 (thumb2_extendqidi2): New pattern.
5543 2009-05-31 Ira Rosen <irar@il.ibm.com>
5545 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
5546 mark phis for renaming.
5547 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
5548 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
5549 Call mark_sym_for_renaming.
5550 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
5551 * tree-vect-loop.c (vect_transform_loop): Remove
5552 vect_memsyms_to_rename initialization and a call to
5553 mark_set_for_renaming.
5555 2009-05-31 Jakub Jelinek <jakub@redhat.com>
5558 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
5559 frame related even if !set_cfa && style < 0.
5561 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
5563 * config/i386/mingw-tls.c: New file.
5564 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
5565 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
5566 defining _WIN32 but not __CYGWIN__.
5568 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5570 * configure.ac: Add MPC support.
5572 * config.in, configure: Regenerate.
5574 2009-05-29 Richard Henderson <rth@redhat.com>
5576 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
5577 NOTE_INSN_BASIC_BLOCK.
5578 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
5579 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
5580 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
5582 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
5584 (add_cfi): Disable check redefining cfa away from drap.
5585 (lookup_cfa_1): Add remember argument; handle remember/restore.
5586 (lookup_cfa): Pass remember argument.
5587 (cfa_remember): New.
5588 (compute_barrier_args_size_1): Remove sibcall check.
5589 (dwarf2out_frame_debug_def_cfa): New.
5590 (dwarf2out_frame_debug_adjust_cfa): New.
5591 (dwarf2out_frame_debug_cfa_offset): New.
5592 (dwarf2out_frame_debug_cfa_register): New.
5593 (dwarf2out_frame_debug_cfa_restore): New.
5594 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
5595 (dwarf2out_begin_epilogue): New.
5596 (dwarf2out_frame_debug_restore_state): New.
5597 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
5598 DW_CFA_restore_state.
5599 (output_cfi_directive): Likewise.
5600 (convert_cfa_to_fb_loc_list): Likewise.
5601 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
5602 * dwarf2out.h: Update.
5603 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
5604 (copy_insn_1): Early out for null.
5605 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
5606 and dwarf2out_frame_debug_restore_state.
5607 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
5608 (prologue_insn_hash, epilogue_insn_hash): New.
5609 (free_after_compilation): Adjust freeing accordingly.
5610 (record_insns): Create hash table if needed; push insns into
5611 hash instead of array.
5612 (maybe_copy_epilogue_insn): New.
5613 (contains): Search hash table instead of array.
5614 (sibcall_epilogue_contains): Remove.
5615 (thread_prologue_and_epilogue_insns): Split eh_return insns
5616 and mark them as epilogues.
5617 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
5618 scanning in terms of basic blocks.
5619 * insn-notes.def (CFA_RESTORE_STATE): New.
5620 * jump.c (returnjump_p_1): Accept EH_RETURN.
5621 (eh_returnjump_p_1, eh_returnjump_p): New.
5622 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
5623 CFA_REGISTER, CFA_RESTORE): New.
5624 * rtl.def (EH_RETURN): New.
5625 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
5627 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
5628 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
5630 * config/i386/i386.c (gen_push): Update cfa state.
5631 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
5632 add a CFA_ADJUST_CFA note.
5633 (ix86_dwarf_handle_frame_unspec): Remove.
5634 (ix86_expand_prologue): Update cfa state.
5635 (ix86_emit_restore_reg_using_pop): New.
5636 (ix86_emit_restore_regs_using_pop): New.
5637 (ix86_emit_leave): New.
5638 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
5639 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
5640 * config/i386/i386.h (struct machine_cfa_state): New.
5641 (ix86_cfa_state): New.
5642 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
5643 (eh_return_internal): Merge from eh_return_<mode>,
5644 use eh_return rtx, split w/ epilogue.
5646 2009-05-29 Ian Lance Taylor <iant@google.com>
5648 * builtins.c (validate_gimple_arglist): Don't use va_arg with
5650 * calls.c (emit_library_call_value_1): Likewise.
5652 * c-typeck.c (c_build_va_arg): New function.
5653 * c-tree.h (c_build_va_arg): Declare.
5654 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
5655 instead of build_va_arg.
5657 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
5659 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
5660 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
5661 (ptr_difference_cost): Use affine combinations to compute it.
5662 (difference_cost): Likewise.
5663 (get_computation_cost_at): Compute more accurate cost for addresses
5664 if the ratio is a multiplier allowed in addresses.
5665 For non-addresses, consider that an additional offset or symbol is
5668 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5670 * config/i386/i386.c (ix86_decompose_address): Avoid useless
5671 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
5673 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
5674 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
5675 (prefix_rex): For UNIT_MMX don't imply the prefix by default
5677 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
5678 to 1 for TYPE_SSE{IADD1,CVT1}.
5679 (prefix_vex_imm8): Removed.
5680 (length_vex): Only pass 1 as second argument to
5681 ix86_attr_length_vex_default if prefix_extra is 0.
5682 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
5683 (length): For prefix vex computation use length_immediate
5684 attribute instead of prefix_vex_imm8.
5685 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
5686 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
5687 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
5688 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
5689 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
5690 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
5691 a space in between the operands.
5692 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
5693 if one operand is 0xff and the other one si, di, bp or sp.
5694 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
5695 other one si, di, bp or sp.
5696 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
5697 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
5698 type and mode attributes.
5699 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
5700 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
5701 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
5702 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
5703 prefix_data16 attribute iff MODE_DF.
5704 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
5705 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
5706 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
5707 constm128_operand in length_immediate computation.
5708 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
5709 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
5710 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
5711 length_immediate attribute to 1.
5712 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
5713 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
5714 for certain alternatives.
5715 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
5716 prefix_data16 attribute if MODE_V1DF.
5717 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
5718 length_immediate to 1.
5719 (set_got_rex64, set_rip_rex64): Remove length attribute, set
5720 length_address to 4, set mode attribute to MODE_DI.
5721 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
5722 (fxam<mode>2_i387): Set length attribute to 4.
5723 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
5724 *prefetch_3dnow_rex): Override length_address attribute.
5725 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
5727 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
5728 (constm128_operand): Removed.
5729 * config/i386/i386.c (memory_address_length): For
5730 disp && !index && !base in 64-bit mode account for SIB byte if
5731 print_operand_address can't optimize disp32 into disp32(%rip)
5732 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
5733 for fs: or gs: segment.
5734 (ix86_attr_length_immediate_default): When checking if shortform
5735 is possible, truncate immediate to the length of the non-shortened
5737 (ix86_attr_length_address_default): Ignore MEM_P operands
5739 (ix86_attr_length_vex_default): Only check for DImode on
5740 GENERAL_REG_P operands.
5741 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
5742 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
5743 (sse_cvttps2pi): Clear prefix_rep attribute.
5744 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
5746 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
5747 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
5748 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
5749 iff operand 2 is const_int_operand.
5750 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
5751 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
5752 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
5754 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
5756 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
5757 prefix_data16 attribute for movlpd and movhpd instructions.
5758 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
5759 length_immediate for shufpd instruction.
5760 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
5761 (avx_cmpp<avxmodesuffixf2c><mode>3,
5762 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
5763 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
5764 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
5765 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
5766 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
5767 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
5768 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
5769 prefix_data16 attribute for the first alternative to 1.
5770 (*avx_loadlps): Override length_immediate for the first alternative.
5771 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
5772 attributes for second alternative.
5773 (*vec_concatv2sf_sse4_1): Override length_immediate and
5774 prefix_data16 attributes for second alternative.
5775 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
5776 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
5777 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
5778 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
5779 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
5780 prefix_data16 and length_immediate to 1.
5781 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
5783 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
5784 prefix_extra attribute for variants that don't have 0f prefix alone.
5785 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
5786 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
5787 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
5788 *sse4_1_pextrd): Set length_immediate to 1.
5789 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
5790 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
5792 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
5793 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
5794 length_immediate to 1 for second alternative.
5795 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
5796 prefix_extra and length_immediate attributes for the first
5798 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
5800 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
5801 to 1 for the first and third alternative.
5802 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
5804 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
5806 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
5808 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
5809 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
5810 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
5811 *avx_psign<mode>3): Set prefix_extra attribute to 1.
5812 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
5813 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
5814 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
5815 ssse3_psign<mode>3): Override prefix_rex attribute.
5816 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
5817 (ssse3_palignrti): Override length_immediate to 1.
5818 (ssse3_palignrdi): Override length_immediate to 1, override
5819 prefix_rex attribute.
5820 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
5821 (sse4a_extrqi): Override length_immediate to 2.
5822 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
5823 (sse4a_insertq): Override prefix_data16 to 0.
5824 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
5825 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
5826 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
5827 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
5828 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
5829 and length_immediate to 1.
5830 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
5831 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
5832 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
5833 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
5834 and length_immediate to 1.
5835 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
5836 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
5837 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
5838 avx_ptest256): Override prefix_extra to 1.
5839 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
5840 Override prefix_data16 and length_immediate to 1.
5841 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
5842 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
5843 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
5844 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
5845 prefix_data16 to 0 and prefix_extra to 2.
5846 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
5847 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
5849 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
5850 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
5851 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
5852 and prefix_extra to 2.
5853 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
5854 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
5855 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
5856 avx_vpermilvar<mode>3,
5857 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
5858 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
5859 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
5860 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
5861 Override prefix_extra to 1.
5862 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
5863 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
5864 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
5865 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
5866 prefix_extra and length_immediate to 1.
5867 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
5869 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
5870 to 1 for the first alternative.
5871 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
5872 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
5874 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
5875 *movv2sf_internal_avx, *movv2sf_internal): Override
5876 prefix_rep attribute for certain alternatives.
5877 (*mov<mode>_internal): Override prefix_rep or prefix_data16
5878 attributes for certain alternatives.
5879 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
5880 attributes for certain alternatives.
5881 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
5882 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
5883 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
5884 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
5885 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
5886 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
5887 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
5888 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
5889 length_immediate to 1 if operand 2 is const_int_operand.
5890 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
5891 *vec_extractv2si_1): Set length_immediate attribute to 1.
5892 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
5893 using old 3DNOW insn rather than SSE/3DNOW_A.
5894 (mmx_emms, mmx_femms): Clear modrm attribute.
5896 2009-05-29 Martin Jambor <mjambor@suse.cz>
5898 * tree-sra.c: New implementation of SRA.
5900 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
5901 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
5902 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
5903 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
5904 (SRA_MAX_STRUCTURE_COUNT): Removed.
5905 (SRA_FIELD_STRUCTURE_RATIO): Removed.
5906 * doc/invoke.texi (sra-max-structure-size): Removed.
5907 (sra-field-structure-ratio): Removed.
5909 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5912 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
5915 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
5917 PR rtl-optimization/40101
5918 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
5919 seqno. Adjust comment.
5920 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
5921 inserting bookkeeping before a jump, the jump is not scheduled.
5922 When no positive seqno found, provide a value. Add comment.
5924 2009-05-29 Richard Guenther <rguenther@suse.de>
5926 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
5927 short-cutting on the first component.
5929 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5932 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
5933 for trees other than decls/types.
5935 2009-05-29 Richard Guenther <rguenther@suse.de>
5937 * tree-ssa-operands.c (get_expr_operands): Do not handle
5938 INDIRECT_REFs in the handled-component case. Remove
5939 unused get_ref_base_and_extent case.
5940 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
5941 tree_low_cst and host_integerp where possible.
5942 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
5943 codes for equivalence.
5944 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
5946 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
5948 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
5949 to tmake_file for i[34567]86-*-cygwin*.
5951 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5954 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
5955 (altivec_categorize_keyword, init_vector_keywords,
5956 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
5959 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
5961 * tree.c (handle_dll_attribute): Check if node is
5962 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
5964 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
5966 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
5968 (thumb2_zero_extendqidi2): Likewise.
5970 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
5972 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
5973 instead of gen_movrt.
5974 * config/sh/sh.md (movrt): Remove.
5976 2009-05-28 Steve Ellcey <sje@cup.hp.com>
5978 * doc/invoke.texi (IA-64 Options):
5979 Add -msdata, -mfused-madd, -mno-inline-float-divide,
5980 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
5981 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
5982 -msched-prefer-non-control-spec-insns,
5983 -msched-stop-bits-after-every-cycle,
5984 -msched-count-spec-in-critical-path,
5985 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
5986 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
5987 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
5988 and -msched-spec-verbose.
5990 2009-05-28 Joseph Myers <joseph@codesourcery.com>
5992 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
5993 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
5995 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
5997 2009-05-28 Richard Guenther <rguenther@suse.de>
5999 * tree-ssa-alias.c (ao_ref_init): New function.
6000 (ao_ref_base): Likewise.
6001 (ao_ref_base_alias_set): Likewise.
6002 (ao_ref_alias_set): Likewise.
6003 (refs_may_alias_p_1): Change signature.
6004 (refs_may_alias_p): Adjust.
6005 (refs_anti_dependent_p): Likewise.
6006 (refs_output_dependent_p): Likewise.
6007 (call_may_clobber_ref_p_1): Change signature.
6008 (call_may_clobber_ref_p): Adjust.
6009 (stmt_may_clobber_ref_p_1): New function split out from ...
6010 (stmt_may_clobber_ref_p): ... here.
6011 (maybe_skip_until): Adjust signature.
6012 (get_continuation_for_phi): Likewise.
6013 (walk_non_aliased_vuses): Likewise.
6014 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
6015 (ao_ref_init): Declare.
6016 (ao_ref_base): Likewise.
6017 (ao_ref_alias_set): Likewise.
6018 (stmt_may_clobber_ref_p_1): Likewise.
6019 (walk_non_aliased_vuses): Adjust.
6020 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
6021 (get_ref_from_reference_ops): remove.
6022 (vn_reference_lookup_2): Adjust signature.
6023 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
6024 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
6025 (vn_reference_lookup): Adjust.
6026 (vn_reference_insert): Likewise.
6027 (vn_reference_insert_pieces): Adjust signature.
6028 (visit_reference_op_call): Adjust.
6029 * tree-ssa-pre.c (get_expr_type): Simplify.
6030 (phi_translate_1): Adjust.
6031 (compute_avail): Likewise.
6032 (translate_vuse_through_block): Do not re-build trees.
6033 (value_dies_in_block_x): Likewise.
6034 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
6036 (vn_reference_lookup_pieces): Adjust declaration.
6037 (vn_reference_insert_pieces): Likewise.
6039 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
6041 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
6042 with checking disabled.
6044 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
6048 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
6049 macro definition for support of three-operand format aligned
6050 .comm directive in assembler on cygwin/pe/mingw target OS.
6051 * configure: Regenerate.
6052 * config.h: Regenerate.
6054 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
6055 aligned form of .comm directive if -mpe-aligned-commons is in effect.
6056 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
6058 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
6059 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
6061 2009-05-28 Ira Rosen <irar@il.ibm.com>
6063 PR tree-optimization/40254
6064 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
6065 in analysis of basic blocks.
6067 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
6070 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
6071 * target-def.h (TARGET_CONST_ANCHOR): New macro.
6072 (TARGET_INITIALIZER): Use it.
6073 * cse.c (CHEAPER): Move it up to the other macros.
6074 (insert): Rename this ...
6075 (insert_with_costs): ... to this. Add cost parameters. Update
6077 (insert): New function. Call insert_with_costs.
6078 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
6079 find_reg_offset_for_const, try_const_anchors): New functions.
6080 (cse_insn): Call try_const_anchors. Adjust cost of src_related
6081 when using a const-anchor. Call insert_const_anchors.
6082 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
6083 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
6085 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
6087 * tree-inline.c (remap_decls): Enable nonlocalized variables
6088 when not optimizing.
6090 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
6092 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
6093 Simplify other tests involving optimize.
6095 2009-05-27 Tom Tromey <tromey@redhat.com>
6097 * unwind-dw2.c (_Unwind_DebugHook): New function.
6098 (uw_install_context): Call _Unwind_DebugHook.
6100 2009-05-27 Tom Tromey <tromey@redhat.com>
6102 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
6104 2009-05-27 Ian Lance Taylor <iant@google.com>
6106 * Makefile.in (LINKER, LINKER_FLAGS): Define.
6107 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
6108 (ALL_LINKERFLAGS): Define.
6109 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
6110 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6111 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
6112 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6113 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
6114 $(LINKER_FOR_BUILD).
6115 (build/gcov-iov$(build_exeext)): Likewise.
6117 2009-05-27 Julian Brown <julian@codesourcery.com>
6119 * gcse.c (target.h): Include.
6120 (can_assign_to_reg_without_clobbers_p): Check that the target allows
6121 copy of argument to a pseudo register.
6123 2009-05-27 Diego Novillo <dnovillo@google.com>
6125 * tree-ssa-live.c (dump_scope_block): Document arguments.
6126 (dump_scope_blocks): Document.
6127 (debug_scope_blocks): New.
6128 * tree-flow.h (debug_scope_blocks): Declare.
6130 2009-05-21 Denis Chertykov <denisc@overta.ru>
6132 * doc/contrib.texi (Contributors): Add myself to the list.
6134 2009-05-27 Olivier Hainque <hainque@adacore.com>
6136 * expr.c (target_align): New function. Alignment the TARGET of an
6137 assignment may be assume to have.
6138 (highest_pow2_factor_for_target): Use it instead of relying on
6139 immediate tree attributes of TARGET, not necessarily honored when
6140 intermediate bitfields are involved.
6142 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
6145 * config/i386/driver-i386.c (host_detect_local_cpu): Support
6146 AVX, SSE4, AES, PCLMUL and POPCNT.
6148 2009-05-27 Diego Novillo <dnovillo@google.com>
6150 * tree-pretty-print.c (dump_location): New.
6151 (dump_generic_node): Call it.
6152 Factor code to handle BLOCK nodes ...
6153 (dump_block_node): ... here.
6155 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
6157 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
6159 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
6161 * gcc-plugin.h: Include config.h and system.h.
6162 (IN_GCC): Define if not defined.
6164 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
6167 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
6170 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
6172 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
6174 * config/m32r/m32r.h: Ditto.
6175 * config/m32r/m32r.md: Ditto.
6176 * config/m32r/predicates.md: Ditto.
6178 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
6180 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
6182 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
6185 (Loading plugins): typo.
6186 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
6187 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6188 (Interacting with the GCC Garbage Collector): Added new section.
6189 (Giving information about a plugin): Added new section for
6191 * ggc.h (ggc_register_root_tab): Added declaration.
6192 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
6193 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
6194 (register_callback): Improved comment in declaration.
6195 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
6196 (extra_root_vec) Added static variable for dynamic roots registration.
6197 (ggc_register_root_tab) Added new routine.
6198 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
6199 PLUGIN_GGC_MARKING event.
6200 * ggc-zone.c: Include plugin.h.
6201 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6202 * ggc-page.c: Include plugin.h.
6203 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6204 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
6205 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
6206 (register_callback): check lack of callbacks for
6207 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
6208 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
6209 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
6210 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6211 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
6212 dependency on plugin.h.
6213 (plugin.o): Added dependency on ggc.h...
6215 2009-05-26 Richard Guenther <rguenther@suse.de>
6219 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6220 with mismatched comparison modes.
6222 * expr.c (expand_expr_real_1): Expand the operand of a
6223 VIEW_CONVERT_EXPR in its natural mode.
6225 2009-05-26 Ian Lance Taylor <iant@google.com>
6227 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
6228 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
6229 (ALL_COMPILERFLAGS): Define.
6230 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
6231 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6232 (collect2$(exeext), collect2.o): Likewise.
6233 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
6234 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
6235 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
6236 (libbackend.o, intl.o, cppdefault.o): Likewise.
6237 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6238 (build/%.o): Use $(COMPILER_FOR_BUILD).
6239 (build/gen%$(build_exeext)): Likewise.
6240 (build/gcov-iov$(build_exeext)): LIkewise.
6241 * config/t-darwin (darwin.o): Use $(COMPILER).
6242 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
6243 * config/t-sol2 (sol2-c.o): Likewise.
6245 * config/t-vxworks (vxworks.o): Likewise.
6246 * config/x-darwin (host-darwin.o): Likewise.
6247 * config/x-hpux (host-hpux.o): Likewise.
6248 * config/x-linux (host-linux.o): Likewise.
6249 * config/x-solaris (host-solaris.o): Likewise.
6250 * config/alpha/x-alpha (driver-alpha.o): Likewise.
6251 * config/arm/t-arm (arm-c.o): Likewise.
6252 * config/arm/t-pe (pe.o): Likewise.
6253 * config/arm/t-wince-pe (pe.o): Likewise.
6254 * config/i386/t-cygming (winnt.o): Likewise.
6255 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
6256 * config/i386/t-cygwin (cygwin1.o): Likewise.
6257 (cygwin2.o): Likewise.
6258 * config/i386/t-i386 (i386-c.o): Likewise.
6259 * config/i386/t-interix (winnt.o): Likewise.
6260 * config/i386/t-netware (netware.o): Likewise.
6261 * config/i386/t-nwld (nwld.o): Likewise.
6262 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
6263 * config/i386/x-i386 (driver-i386.o): Likewise.
6264 * config/i386/x-cygwin (host-cygwin.o): Likewise.
6265 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
6266 * config/ia64/t-ia64 (ia64-c.o): Likewise.
6267 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
6268 * config/mips/x-native (driver-native.o): Likewise.
6269 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
6270 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
6271 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
6272 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
6273 * config/score/t-score-elf (score7.o): Likewise.
6274 (score3.o): Likewise.
6275 * config/sh/t-sh (sh-c.o): Likewise.
6276 * config/sh/t-symbian (sh-c.o): Likewise.
6277 (symbian.o): Likewise.
6278 * config/spu/t-spu-elf (spu-c.o): Likewise.
6279 * config/v850/t-v850 (v850-c.o): Likewise.
6280 * config/v850/t-v850e (v850-c.o): Likewise.
6282 2009-05-26 Richard Guenther <rguenther@suse.de>
6284 PR tree-optimization/40122
6285 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
6286 VECTOR_CSTs if possible.
6287 (fold_gimple_assign): Likewise.
6289 2009-05-26 Richard Guenther <rguenther@suse.de>
6292 * fold-const.c (fold_binary): Use the correct types for building
6295 2009-05-26 Richard Guenther <rguenther@suse.de>
6297 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
6298 redundant calls to merge_alias_info.
6299 (bump_vector_ptr): Likewise.
6300 * tree-ssa-copy.c (merge_alias_info): Remove.
6301 (replace_exp_1): Remove call to merge_alias_info.
6302 (propagate_tree_value): Likewise.
6303 (fini_copy_prop): Propagate points-to info.
6304 * tree-flow.h (merge_alias_info): Remove.
6306 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
6308 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
6310 2009-05-25 Jan Hubicka <jh@suse.cz>
6312 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6313 * cgraph.h (struct inline_summary): New filed self_wize,
6314 size_inlining_benefit, self_time and time_inlining_benefit.
6315 (struct cgraph_global_info): Replace insns by time ans size fields.
6316 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6317 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6318 (ipcp_update_callgraph): Do not touch function bodies.
6319 * ipa-inline.c: Include except.h
6320 (MAX_TIME): New constant.
6321 (overall_insns): Remove.
6323 (overall_size, max_benefit): New static variables.
6324 (cgraph_estimate_time_after_inlining): New function.
6325 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6326 (cgraph_clone_inlined_nodes): Update size.
6327 (cgraph_mark_inline_edge): Update size.
6328 (cgraph_estimate_growth): Use size info.
6329 (cgraph_check_inline_limits): Check size.
6330 (cgraph_default_inline_p): Likewise.
6331 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6332 (cgraph_decide_recursive_inlining): Check size.
6333 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6335 (cgraph_decide_inlining): Likewise.
6336 (cgraph_decide_inlining_incrementally): Likewise; honor
6337 PARAM_EARLY_INLINING_INSNS.
6338 (likely_eliminated_by_inlining_p): New predicate.
6339 (estimate_function_body_sizes): New function.
6340 (compute_inline_parameters): Use it.
6341 * except.c (must_not_throw_labels): New function.
6342 * except.h (must_not_throw_labels): Declare.
6343 * tree-inline.c (init_inline_once): Kill inlining_weigths
6344 * tree-ssa-structalias.c: Avoid uninitialized warning.
6345 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6346 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6347 (PARAM_INLINE_CALL_COST): Remove.
6348 (PARAM_EARLY_INLINING_INSNS): New.
6350 2009-05-25 Richard Guenther <rguenther@suse.de>
6352 PR tree-optimization/36327
6353 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
6354 callback for reference translation or lookup at the point of may-defs.
6355 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
6356 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
6357 for union COMPONENT_REFs.
6358 (vn_reference_lookup_3): New callback. Lookup from memset
6359 and CONSTRUCTOR assignment, translate through struct copies.
6360 (vn_reference_lookup_pieces): Make sure to not free the
6361 passed operands array. Adjust walk_non_aliased_vuses call.
6362 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
6363 make sure we do not leak memory.
6365 2009-05-25 Richard Guenther <rguenther@suse.de>
6367 * tree-ssa-alias.h (dump_points_to_solution): Declare.
6368 * tree-inline.c (expand_call_inline): Reset the escaped and
6370 * tree-ssa-structalias.c (pass_build_ealias): New.
6371 * tree-pass.h (pass_build_ealias): Declare.
6372 * passes.c (init_optimization_passes): Add PTA during
6373 early optimizations.
6374 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
6375 and CALLUSED solutions.
6376 (dump_points_to_solution): New function, split out from ...
6377 (dump_points_to_info_for): ... here.
6378 * tree-parloops.c (parallelize_loops): Reset the escaped and
6381 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6384 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
6385 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
6387 2009-05-25 Ira Rosen <irar@il.ibm.com>
6389 PR tree-optimization/40238
6390 * tree-vect-stmts.c (vect_init_vector): Insert initialization
6391 statements after basic block's labels.
6392 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
6393 to free the allocated memory.
6395 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
6397 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
6398 return address with a USE.
6400 2009-05-24 Richard Guenther <rguenther@suse.de>
6403 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
6404 array type from the main variant of the inner type.
6406 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6408 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
6409 definition to bool (from int) to un-break build.
6410 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
6412 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
6414 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
6415 discard_stmt_changes): Delete.
6416 * tree-ssa-operands.c (scb_stack): Delete.
6417 (init_ssa_operands): Do not initialize it.
6418 (fini_ssa_operands): Do not free it.
6419 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
6421 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
6422 update_stmt, remove the others. Fix comments.
6423 * tree-dfa.c (optimize_stack_restore): Likewise.
6424 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
6425 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
6426 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
6427 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
6429 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
6430 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
6431 (dom_opt_finalize_block): Likewise, adjusting access to
6433 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
6434 (stmts_to_rescan): Change item type to gimple.
6435 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
6437 2009-05-24 Ira Rosen <irar@il.ibm.com>
6439 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
6440 * tree-pass.h (pass_slp_vectorize): New pass.
6441 * params.h (SLP_MAX_INSNS_IN_BB): Define.
6442 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
6443 * tree-vectorizer.c (timevar.h): Include.
6444 (user_vect_verbosity_level): Declare.
6445 (vect_location): Fix comment.
6446 (vect_set_verbosity_level): Update user_vect_verbosity_level
6447 instead of vect_verbosity_level.
6448 (vect_set_dump_settings): Add an argument. Ignore user defined
6449 verbosity if dump flags require higher level of verbosity. Print to
6450 stderr only for loop vectorization.
6451 (vectorize_loops): Update call to vect_set_dump_settings.
6452 (execute_vect_slp): New function.
6453 (gate_vect_slp): Likewise.
6454 (struct gimple_opt_pass pass_slp_vectorize): New.
6455 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
6457 (vec_info_for_bb): New function.
6458 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
6459 (VECTORIZATION_ENABLED): New macro.
6460 (SLP_ENABLED, SLP_DISABLED): Likewise.
6461 (vect_is_simple_use): Add bb_vec_info argument.
6462 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
6463 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
6464 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
6465 vect_schedule_slp, vect_analyze_slp): Likewise.
6466 (vect_analyze_stmt): Add slp_tree argument.
6467 (find_bb_location): Declare.
6468 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
6469 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
6470 (vect_analyze_loop_operations, vect_analyze_loop,
6471 get_initial_def_for_induction, vect_create_epilog_for_reduction,
6472 vect_finalize_reduction, vectorizable_reduction,
6473 vectorizable_live_operation, vect_transform_loop): Likewise.
6474 * tree-data-ref.c (dr_analyze_innermost): Update comment,
6475 skip evolution analysis if analyzing a basic block.
6476 (dr_analyze_indices): Likewise.
6477 (initialize_data_dependence_relation): Skip the test whether the
6478 object is invariant for basic blocks.
6479 (compute_all_dependences): Skip dependence analysis for data
6480 references in basic blocks.
6481 (find_data_references_in_stmt): Don't fail in case of invariant
6482 access in basic block.
6483 (find_data_references_in_bb): New function.
6484 (find_data_references_in_loop): Move code to
6485 find_data_references_in_bb and add a call to it.
6486 (compute_data_dependences_for_bb): New function.
6487 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
6488 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
6490 (vect_analyze_data_ref_dependence): Check for interleaving in case of
6491 unknown dependence in basic block and fail in case of dependence in
6493 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
6494 dependence instances from either loop or basic block vectorization
6496 (vect_compute_data_ref_alignment): Check if it is loop vectorization
6497 before calling nested_in_vect_loop_p.
6498 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
6499 dependence instances from either loop or basic block vectorization
6501 (vect_verify_datarefs_alignment): Likewise.
6502 (vect_enhance_data_refs_alignment): Adjust function calls.
6503 (vect_analyze_data_refs_alignment): Likewise.
6504 (vect_analyze_group_access): Fix printing. Skip different checks if
6505 DR_STEP is 0. Keep strided stores either in loop or basic block
6506 vectorization data structure. Fix indentation.
6507 (vect_analyze_data_ref_access): Fix comments, allow zero step in
6509 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
6510 dependence instances from either loop or basic block vectorization
6512 (vect_analyze_data_refs): Update comment. Call
6513 compute_data_dependences_for_bb to analyze basic blocks.
6514 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
6515 case of loop vectorization. In case of basic block vectorization use
6516 data-ref itself as a base.
6517 (vect_create_data_ref_ptr): In case of basic block vectorization:
6518 don't advance the pointer, add new statements before the current
6519 statement. Adjust function calls.
6520 (vect_supportable_dr_alignment): Support only aligned accesses in
6521 basic block vectorization.
6522 * common.opt (ftree-slp-vectorize): New flag.
6523 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
6524 (vect_pattern_recog_1): Likewise.
6525 * tree-vect-stmts.c (process_use): Likewise.
6526 (vect_init_vector): Add new statements in the beginning of the basic
6527 block in case of basic block SLP.
6528 (vect_get_vec_def_for_operand): Adjust function calls.
6529 (vect_finish_stmt_generation): Likewise.
6530 (vectorizable_call): Add assert that it is loop vectorization, adjust
6532 (vectorizable_conversion, vectorizable_assignment): Likewise.
6533 (vectorizable_operation): In case of basic block SLP, take
6534 vectorization factor from statement's type and skip the relevance
6535 check. Adjust function calls.
6536 (vectorizable_type_demotion): Add assert that it is loop
6537 vectorization, adjust function calls.
6538 (vectorizable_type_promotion): Likewise.
6539 (vectorizable_store): Check for outer loop only in case of loop
6540 vectorization. Adjust function calls. For basic blocks, skip the
6541 relevance check and don't advance pointers.
6542 (vectorizable_load): Likewise.
6543 (vectorizable_condition): Add assert that it is loop vectorization,
6544 adjust function calls.
6545 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
6546 that it is not reduction, get vector type, call only supported
6547 functions, skip loop specific parts.
6548 (vect_transform_stmt): Check for outer loop only in case of loop
6550 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
6551 (vect_is_simple_use): Fix comment, add new argument, fix conditions
6552 for external definition.
6553 * passes.c (pass_slp_vectorize): New pass.
6554 * tree-vect-slp.c (find_bb_location): New function.
6555 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
6556 check for patterns only in loops.
6557 (vect_build_slp_tree): Add argument, adjust function calls, fail in
6558 case of multiple types in basic block SLP.
6559 (vect_mark_slp_stmts_relevant): New function.
6560 (vect_supported_load_permutation_p): Fix comment.
6561 (vect_analyze_slp_instance): Add argument. In case of basic block
6562 SLP, take vectorization factor from statement's type, check that
6563 unrolling factor is 1. Adjust function call. Save SLP instance in
6564 either loop or basic block vectorization structure. Return FALSE,
6566 (vect_analyze_slp): Add argument. Get strided stores groups from
6567 either loop or basic block vectorization structure. Return FALSE
6568 if basic block SLP failed.
6569 (new_bb_vec_info): New function.
6570 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
6571 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
6572 (vect_schedule_slp): Add argument. Get SLP instances from either
6573 loop or basic block vectorization structure. Set vectorization factor
6574 to be 1 for basic block SLP.
6575 (vect_slp_transform_bb): New function.
6576 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
6578 2009-05-23 Mark Mitchell <mark@codesourcery.com>
6580 * final.c (shorten_branches): Do not align labels for jump tables.
6581 (final_scan_insn): Use JUMP_TABLE_DATA_P.
6583 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
6585 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
6586 Remove outdated reference to flow.c and fix nits.
6587 * doc/gccint.texi: Tweak RTL description.
6588 * doc/rtl.texi: Likewise.
6590 2009-05-23 Denis Chertykov <chertykov@gmail.com>
6592 * config/avr/avr.c: Change my email address.
6593 * config/avr/avr.h: Likewise.
6594 * config/avr/avr.md: Likewise.
6595 * config/avr/avr-protos.h: Likewise.
6596 * config/avr/libgcc.S: Likewise.
6598 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6600 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
6601 (spu_split_load, spu_split_store): Change return type to int.
6602 (spu_split_convert): Declare.
6603 * config/spu/predicates.md (spu_mem_operand): Remove.
6604 (spu_mov_operand): Update.
6605 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
6606 * config/spu/spu.c (regno_aligned_for_load): Remove.
6607 (reg_aligned_for_addr, spu_expand_load): Define.
6608 (spu_expand_extv): Reimplement and handle MEM.
6609 (spu_expand_insv): Handle MEM.
6610 (spu_sched_reorder): Handle insn's with length 0.
6611 (spu_legitimate_address_p): Reimplement.
6612 (store_with_one_insn_p): Return TRUE for any mode with size
6613 larger than 16 bytes.
6614 (address_needs_split): Define.
6615 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
6617 (spu_convert_move): Define.
6618 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
6619 (spu_split_store): Change all MEM's to TImode.
6620 (spu_init_expanders): Preallocate registers that correspond to
6621 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
6623 (spu_split_convert): Define.
6624 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
6625 (_move<mode>, _movdi, _movti): Update predicate and condition.
6626 (load, store): Change to define_split.
6627 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
6629 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
6630 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
6631 define_insn_and_split of lshr<mode>3.
6632 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
6633 (<v>ashr<mode>3_imm): Define.
6634 (extv, extzv, insv): Allow MEM operands.
6635 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
6636 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
6637 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
6638 (_spu_convert2): Change to define_insn_and_split and remove the
6639 corresponding define_peephole2.
6640 (stack_protect_set, stack_protect_test, stack_protect_test_si):
6641 Change predicates to memory_operand.
6643 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6645 * config/arm/thumb2.md: Add 16-bit multiply instructions.
6647 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6649 PR tree-optimization/40219
6650 * tree.c (iterative_hash_expr): Make sure the builtin function is
6651 a normal builtin function and not a front end or back end builtin
6652 before indexing into the built_in_decls array.
6654 2009-05-22 Richard Guenther <rguenther@suse.de>
6657 * alias.c (write_dependence_p): Do not use TBAA for answering
6658 anti-dependence or output-dependence.
6659 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
6660 (emit_pointer_definition): Remove.
6661 (emit_alias_warning): Likewise.
6662 (find_what_var_points_to): Remove TBAA pruning code.
6663 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
6665 (compute_points_to_sets): Remove code computing the set of
6666 dereferenced pointers.
6667 * tree-data-ref.c (dr_may_alias_p): Properly use the split
6668 oracle for querying anti and output dependencies.
6669 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
6670 if TBAA may be applied.
6671 (refs_anti_dependent_p): New function.
6672 (refs_output_dependent_p): Likewise.
6673 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
6674 (refs_output_dependent_p): Likewise.
6675 * doc/tree-ssa.texi (Memory model): New section.
6676 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6677 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6678 * cfgexpand.c (expand_gimple_basic_block): Do not handle
6679 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
6680 * expr.c (expand_expr_real_1): Likewise.
6681 * gimple-low.c (lower_stmt): Likewise.
6682 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
6683 (dump_gimple_cdt): Remove.
6684 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6685 (gimple_size): Likewise.
6686 (walk_gimple_op): Likewise.
6687 (is_gimple_stmt): Likewise.
6688 (walk_stmt_load_store_addr_ops): Likewise.
6689 (gimple_build_cdt): Remove.
6690 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6691 * gimple.h (gimple_cdt_new_type): Remove.
6692 (gimple_cdt_new_type_ptr): Likewise.
6693 (gimple_cdt_set_new_type): Likewise.
6694 (gimple_cdt_location): Likewise.
6695 (gimple_cdt_location_ptr): Likewise.
6696 (gimple_cdt_set_location): Likewise.
6697 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6698 * tree-cfg.c (remove_useless_stmts_1): Do not handle
6699 GIMPLE_CHANGE_DYNAMIC_TYPE.
6700 (verify_types_in_gimple_stmt): Likewise.
6701 * tree-inline.c (estimate_num_insns): Likewise.
6702 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
6703 (copy_decl_to_var): Likewise.
6704 (copy_result_decl_to_var): Likewise.
6705 * tree-pretty-print.c (dump_generic_node): Do not handle
6706 CHANGE_DYNAMIC_TYPE_EXPR.
6707 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6708 * tree-ssa-operands.c (get_expr_operands): Likewise.
6709 * tree-ssa-structalias.c (struct variable_info): Remove
6710 no_tbaa_pruning member.
6711 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
6712 (unify_nodes): Do not copy it.
6713 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6714 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
6715 (set_uids_in_ptset): Do not check it.
6716 (find_what_var_points_to): Likewise.
6717 (compute_tbaa_pruning): Remove.
6718 (compute_points_to_sets): Do not call it.
6719 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6720 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6721 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
6722 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
6723 (DECL_NO_TBAA_P): Likewise.
6724 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
6725 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
6726 (expand_omp_atomic_pipeline): Do not set it.
6727 * print-tree.c (print_node): Do not dump it.
6728 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6731 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
6734 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
6737 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6739 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
6742 2009-05-22 Ben Elliston <bje@au.ibm.com>
6744 * Makefile.in (bversion.h, s-bversion): New targets.
6745 (TOPLEV_H): Add bversion.h.
6746 * toplev.h: Include "bversion.h".
6747 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
6748 the __format__ attribute only if compiling with the same version
6749 of GCC as the sources (the "build version").
6751 2009-05-22 Ben Elliston <bje@au.ibm.com>
6753 * c-format.c (handle_format_attribute): Fix comment typo.
6755 2009-05-21 Steve Ellcey <sje@cup.hp.com>
6758 * config/ia64/ia64.opt (mfused-madd): New.
6759 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
6760 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
6761 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
6762 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
6763 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
6764 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
6765 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
6766 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
6767 instruction if !TARGET_FUSED_MADD.
6768 (fpma, fpms): Remove colon from name.
6770 2009-05-22 Richard Guenther <rguenther@suse.de>
6772 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
6773 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
6774 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
6776 (create_expression_by_pieces): Only convert if necessary.
6777 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
6778 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
6780 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
6782 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
6783 regular pattern from a template and rename it ...
6784 (*extzv_truncsi_exts): ... to this.
6786 2009-05-21 Richard Guenther <rguenther@suse.de>
6788 * cgraph.h (struct cgraph_node): Remove inline_decl member.
6789 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
6790 (cgraph_default_inline_p): Likewise.
6791 (cgraph_decide_inlining_incrementally): Likewise.
6793 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
6794 Uros Bizjak <ubizjak@gmail.com>
6796 * config/i386/cpuid.h (bit_MOVBE): New.
6798 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
6800 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
6801 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
6802 (ix86_handle_option): Handle OPT_mmovbe.
6803 (ix86_target_string): Add -mmovbe.
6804 (pta_flags): Add PTA_MOVBE.
6805 (processor_alias_table): Add PTA_MOVBE to "atom".
6806 (override_options): Handle PTA_MOVBE.
6808 * config/i386/i386.h (TARGET_MOVBE): New.
6810 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
6811 (*bswapsi_movbe): New.
6812 (*bswapdi_movbe): Likewise.
6813 (bswapdi2): Renamed to ...
6815 (bswapdi2): New expander.
6817 * config/i386/i386.opt (mmovbe): New.
6819 * doc/invoke.texi: Document -mmovbe.
6821 2009-05-21 Taras Glek <tglek@mozilla.com>
6823 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
6824 * gcc-plugin.h (plugin_init): Updated signature.
6825 * gcc-plugin.h (plugin_name_args): Moved to this header.
6826 * doc/plugins.texi (plugin_init): Updated documention to reflect
6828 * doc/plugins.texi (plugin_name_args): Added to documention.
6830 2009-05-21 Mark Mitchell <mark@codesourcery.com>
6832 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
6833 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
6835 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
6837 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
6838 JUMP_TABLE_DATA_P predicates where applicable.
6839 * config/i386/predicates.md: Ditto.
6840 * config/i386/sse.md: Ditto.
6842 2009-05-21 Jakub Jelinek <jakub@redhat.com>
6844 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
6845 operand2 -128 override length_immediate attribute to 1.
6846 * config/i386/predicates.md (constm128_operand): New predicate.
6848 * config/i386/i386.c (memory_address_length): Handle %r12
6849 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
6851 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
6852 mode look through optional ZERO_EXTEND and SUBREG.
6853 * config/i386/i386.md (R12_REG): New define_constant.
6854 (prefix_data16): For sse unit set also for MODE_TI insns.
6855 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
6856 insns set if operand 1 is ext_QIreg_operand.
6857 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
6858 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
6860 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
6861 mode from MODE_DI to MODE_SI.
6862 (movdi_1_rex64): Override modrm and length_immediate attributes
6863 only for movabs (TYPE_IMOV, alternative 2).
6864 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
6865 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
6866 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
6867 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
6868 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
6869 prefix_rex attribute if DImode.
6870 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
6871 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
6872 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
6873 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
6874 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
6875 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
6876 Likewise. For TYPE_IMOV clear length_immediate attribute.
6877 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
6878 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
6879 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
6880 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
6881 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
6882 or one operand TYPE_ISHIFT.
6883 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
6884 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
6885 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
6886 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
6887 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
6888 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
6889 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
6890 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
6891 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
6892 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
6893 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
6894 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
6895 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
6896 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
6897 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
6898 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
6899 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
6900 set mode attribute, don't override length attribute.
6901 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
6903 (return_internal_long): Set length attribute to 2 instead of 1.
6904 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
6905 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
6906 prefix_rex attribute.
6907 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
6909 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
6911 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6913 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
6915 2009-05-20 Ian Lance Taylor <iant@google.com>
6917 * tree.c (build_tree_list_vec_stat): New function.
6918 (ctor_to_vec): New function.
6919 (build_nt_call_vec): New function.
6920 (build_call_array): Change args to be a const pointer.
6921 (build_call_vec): New function.
6922 * tree.h (build_nt_call_vec): Declare.
6923 (build_tree_list_vec_stat): Declare.
6924 (build_tree_list_vec): Define.
6925 (build_call_array): Update declaration.
6926 (build_call_vec): Declare.
6927 (ctor_to_vec): Declare.
6928 * c-common.c (tree_vector_cache): New static variable.
6929 (make_tree_vector): New function.
6930 (release_tree_vector): New function.
6931 (make_tree_vector_single): New function.
6932 (make_tree_vector_copy): New function.
6933 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
6934 (make_tree_vector_single, make_tree_vector_copy): Declare.
6935 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
6936 (c_parser_expr_list): Don't manage cache here, instead call
6938 (c_parser_release_expr_list): Remove static function.
6939 (c_parser_vec_to_tree_list): Remove static function.
6940 (c_parser_attributes): Call build_tree_list_vec instead of
6941 c_parser_vec_to_tree_list. Call release_tree_vector instead of
6942 c_parser_release_expr_list.
6943 (c_parser_postfix_expression_after_primary): Likewise.
6944 (c_parser_objc_keywordexpr): Likewise.
6946 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
6948 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
6949 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
6950 TARGET_CONVERT_TO_TYPE.
6951 * hooks.c (hook_tree_const_tree_null): Define.
6952 * hooks.h (hook_tree_const_tree_null): Declare.
6953 * target.h (struct gcc_target): Add invalid_parameter_type,
6954 invalid_return_type, promoted_type, and convert_to_type fields.
6955 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
6956 (TARGET_INVALID_RETURN_TYPE): Define.
6957 (TARGET_PROMOTED_TYPE): Define.
6958 (TARGET_CONVERT_TO_TYPE): Define.
6959 (TARGET_INITIALIZER): Update for new fields.
6960 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
6961 (grokparms): Check targetm.invalid_parameter_type.
6962 * c-typeck.c (default_conversion): Check targetm.promoted_type.
6963 * c-convert.c (convert): Check targetm.convert_to_type.
6965 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
6967 * config/mips/mips.md (*extenddi_truncate<mode>,
6968 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
6970 (*extendhi_truncateqi): New define_insn_and_sptit.
6972 2009-05-20 Jakub Jelinek <jakub@redhat.com>
6975 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
6976 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
6978 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
6980 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
6981 the operand of VIEW_CONVERT_EXPR.
6983 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
6985 * config/i386/driver-i386.c (host_detect_local_cpu): Check
6986 extended family and model for Intel processors. Support Intel Atom.
6988 2009-05-20 Olivier Hainque <hainque@adacore.com>
6990 * gstab.h (stab_code_type): Define, to be used instead of the
6991 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
6993 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
6994 occurrences by stab_code_type.
6995 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
6997 2009-05-20 Martin Jambor <mjambor@suse.cz>
6999 * tree-flow.h (insert_edge_copies_seq): Undeclare.
7000 (sra_insert_before): Likewise.
7001 (sra_insert_after): Likewise.
7002 (sra_init_cache): Likewise.
7003 (sra_type_can_be_decomposed_p): Likewise.
7004 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
7005 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
7006 (sra_insert_before): Likewise.
7007 (sra_insert_after): Likewise.
7008 (sra_init_cache): Likewise.
7009 (insert_edge_copies_seq): Made static and moved upwards.
7011 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
7014 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
7016 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
7017 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
7020 2009-05-20 Richard Guenther <rguenther@suse.de>
7022 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
7023 with mismatched comparison modes.
7025 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7027 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
7028 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
7029 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
7030 with shifts for Thumb2.
7031 (orsi_notsi): New for orn.
7032 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
7033 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
7034 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
7035 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
7036 Don't invert remainder for IOR.
7038 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
7040 PR tree-optimization/40087
7041 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
7042 number_of_iterations_ne): Rename never_infinite argument.
7043 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
7044 number_of_iterations_le): Handle pointer-type ivs when
7045 exit_must_be_taken is false.
7046 (number_of_iterations_cond): Do not always assume that
7047 exit_must_be_taken if the control variable is a pointer.
7049 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7051 * c-typeck.c (build_binary_op): Allow % on integal vectors.
7052 * doc/extend.texi (Vector Extension): Document that % is allowed too.
7054 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
7056 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
7057 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
7059 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7062 * c.opt (Wlogical-op): Disabled by default.
7063 * c-opt (c_common_post_options): Do not enable Wlogical-op with
7065 * doc/invoke.texi (Wlogical-op): Likewise.
7067 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
7069 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
7071 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
7072 Propagate the type of the first operand.
7073 <ASSERT_EXPR>: Simplify.
7074 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
7075 Rewrite using the RHS code as discriminant.
7076 <NOP_EXPR>: Turn into CASE_CONVERT.
7077 <PLUS_EXPR>: Propagate the type of the first operand.
7079 2009-05-19 Steve Ellcey <sje@cup.hp.com>
7081 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
7082 (ia64_dconst_0_375): New.
7083 * config/ia64/ia64.c (ia64_override_options): Remove
7084 -minline-sqrt-min-latency warning.
7085 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
7086 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
7087 * config/ia64/ia64.md (*sqrt_approx): Remove.
7088 (sqrtsf2): Remove #if 0.
7089 (sqrtsf2_internal_thr): Rewrite and move to div.md.
7090 (sqrtdf): Remove assert.
7091 (sqrtdf2_internal_thr): Rewrite and move to div.md.
7092 (sqrtxf2): Remove #if 0.
7093 (sqrtxf2_internal_thr): Rewrite and move to div.md.
7094 * div.md (sqrt_approx_rf): New.
7095 (sqrtsf2_internal_thr): New implementation.
7096 (sqrtsf2_internal_lat): New.
7097 (sqrtdf2_internal_thr: New implementation.
7098 (sqrtxf2_internal): New implementation.
7100 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
7101 Hans-Peter Nilsson <hp@axis.com>
7103 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
7104 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
7105 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
7106 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
7107 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
7108 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
7109 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
7110 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
7111 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
7112 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
7113 * c-common.c: ...from here.
7115 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7117 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
7119 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7121 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
7123 2009-05-19 Ben Elliston <bje@au.ibm.com>
7125 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
7126 assignments with memcpy calls.
7127 (add_fdes): Likewise.
7128 (binary_search_unencoded_fdes): Likewise.
7129 (linear_search_fdes): Eliminate type puns.
7131 2009-05-19 Richard Guenther <rguenther@suse.de>
7133 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
7134 not falsely claim to have propagated into all uses.
7136 2009-05-19 Ben Elliston <bje@au.ibm.com>
7138 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
7141 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7143 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
7144 * config/sh/sh.c (sh_legitimate_address_p): Make static.
7145 (TARGET_LEGITIMATE_ADDRESS_P): New.
7146 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7147 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7149 2009-05-18 Dodji Seketeli <dodji@redhat.com>
7152 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
7153 child of the containing namespace's DIE.
7155 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
7157 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
7158 *zero_extendhi_truncqi): Move after the zero_extend patterns.
7159 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
7162 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
7165 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
7166 gen_align with gen_pad.
7167 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
7168 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
7170 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
7171 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
7173 * config/i386/i386.md (align): Renamed to ...
7174 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
7175 ASM_OUTPUT_MAX_SKIP_PAD.
7177 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
7179 * config.gcc: Fix variable syntax.
7182 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
7183 before calling exact_log2.
7184 (output_iorsi3): Likewise.
7185 (output_xorsi3): Likewise.
7187 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7189 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
7190 for the none zero constant operand except for EQ and NE
7191 comprisons even when the first operand is R0.
7193 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
7195 * config/s390/2064.md: Remove trailing whitespaces.
7196 * config/s390/2084.md: Likewise.
7197 * config/s390/constraints.md: Likewise.
7198 * config/s390/fixdfdi.h: Likewise.
7199 * config/s390/libgcc-glibc.ver: Likewise.
7200 * config/s390/s390-modes.def: Likewise.
7201 * config/s390/s390-protos.h: Likewise.
7202 * config/s390/s390.c: Likewise.
7203 * config/s390/s390.h: Likewise.
7204 * config/s390/s390.md: Likewise.
7205 * config/s390/tpf-unwind.h: Likewise.
7207 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7209 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
7211 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7214 * configure.ac (m68k-*-*): Check if binutils support TLS.
7215 * configure: Regenerate.
7216 * config/m68k/predicates.md (symbolic_operand): Extend comment.
7217 * config/m68k/constraints.md (Cu): New constraint.
7218 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
7219 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
7220 (movsi): Handle TLS symbols.
7221 (addsi3_5200): Handle XTLS symbols, indent.
7222 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
7223 (m68k_tls_reference_p): Declare.
7224 (m68k_legitimize_address): Declare.
7225 (m68k_unwrap_symbol): Declare.
7226 * config/m68k/m68k.opt (mxtls): New option.
7227 * config/m68k/m68k.c (ggc.h): Include.
7228 (m68k_output_dwarf_dtprel): Implement hook.
7229 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
7230 (m68k_expand_prologue): Load GOT pointer when function needs it.
7231 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
7232 (m68k_legitimate_constant_address_p): Same.
7233 (m68k_decompose_address): Handle TLS references.
7234 (m68k_get_gp): New static function.
7235 (enum m68k_reloc): New contants.
7236 (TLS_RELOC_P): New macro.
7237 (m68k_wrap_symbol): New static function.
7238 (m68k_unwrap_symbol): New function.
7239 (m68k_final_prescan_insn_1): New static function.
7240 (m68k_final_prescan_insn): New function.
7241 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
7243 (legitimize_pic_address): Handle TLS references..
7244 (m68k_tls_get_addr, m68k_get_tls_get_addr)
7245 (m68k_libcall_value_in_a0_p)
7246 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
7247 (m68k_call_m68k_read_tp): Helper variables and functions for ...
7248 (m68k_legitimize_tls_address): Handle TLS references.
7249 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
7251 (m68k_legitimize_address): Handle TLS symbols.
7252 (m68k_get_reloc_decoration): New static function.
7253 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
7255 (m68k_output_dwarf_dtprel): Implement hook.
7256 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
7257 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
7258 m68k_call_* routines.
7259 (sched_attr_op_type): Handle TLS symbols.
7260 (gt-m68k.h): Include.
7261 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
7262 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
7264 2009-05-18 Martin Jambor <mjambor@suse.cz>
7266 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
7267 (visit_store_addr_for_mod_analysis): New function.
7268 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
7269 (determine_cst_member_ptr): Use gimple_assign_single_p.
7270 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
7271 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
7272 operands. Don't check number of operands of a NOP_EXPR.
7274 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
7276 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
7278 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
7281 * c-common.c (warn_logical_operator): Don't warn if one of
7282 expression isn't always true or false.
7284 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
7286 * config/i386/biarch32.h: New file.
7287 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
7289 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
7291 * config/mips/mips.md (*zero_extend<mode>_trunchi,
7292 *zero_extend<mode>_truncqi): Merge these into ...
7293 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
7294 Name the pattern following this as *zero_extendhi_truncqi.
7296 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
7299 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
7300 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
7301 (output_info): Make field HOST_WIDEST_INT.
7302 (print_statistics): Use HOST_WIDEST_INT_PRINT.
7303 (dump_bitmat_statistics): Same.
7305 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
7307 * config.gcc (use_gcc_stdint): Set to wrap.
7308 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7309 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7310 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7311 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7312 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7313 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7314 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7315 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7317 2009-05-16 Joseph Myers <joseph@codesourcery.com>
7319 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
7321 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
7322 Move definitions earlier.
7323 (OPT_ARCH64, OPT_ARCH32): Define.
7324 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
7327 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7330 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
7333 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7335 * arm.md (movdi2): Copy non-reg values to DImode registers.
7337 2009-05-16 Jakub Jelinek <jakub@redhat.com>
7340 * final.c (label_to_max_skip): New function.
7341 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
7342 CODE_LABEL_NUMBER <= max_labelno.
7343 * output.h (label_to_max_skip): New prototype.
7344 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
7345 (ix86_avoid_jump_mispredicts): ... this. Don't define if
7346 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
7347 Handle CODE_LABELs with >= 16 byte alignment or with
7348 max_skip == (1 << align) - 1.
7349 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
7350 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
7353 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
7354 .p2align 3 if MAX_SKIP is smaller than 7.
7355 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7357 2009-05-15 Ian Lance Taylor <iant@google.com>
7359 * alias.c (struct alias_set_entry_d): Rename from struct
7360 alias_set_entry. Change all uses.
7361 * except.c (struct call_site_record_d): Rename from struct
7362 call_site_record. Change all uses.
7363 * except.h (struct eh_region_d): Rename from struct eh_region.
7365 * gcse.c (struct hash_table_d): Rename from struct hash_table.
7367 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
7368 ivtype_map_elt. Change all uses.
7369 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
7371 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
7372 * graphite.h (struct name_tree_d): Rename from struct name_tree.
7374 (struct sese_d): Rename from struct sese. Change all uses.
7375 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
7376 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
7377 * optabs.h (struct optab_d): Rename from struct optab. Change all
7379 (struct convert_optab_d): Rename from struct convert_optab.
7381 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
7382 ipa_opt_pass. Change all uses.
7383 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
7386 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
7387 defined as a typedef.
7388 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
7391 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7394 * fold-const.c (make_range,build_range_check,merge_ranges): Move
7396 (merge_ranges): Returns bool.
7397 * tree.h (make_range): .. to here.
7398 (build_range_check): Likewise.
7399 (merge_ranges): Likewise. Renamed from merge_ranges.
7400 * c-typeck.c (parser_build_binary_op): Update calls to
7401 warn_logical_operator.
7402 * c-common.c (warn_logical_operator): Add new warning.
7403 * c-common.h (warn_logical_operator): Update declaration.
7405 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7407 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
7409 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7411 * doc/install.texi: Document MPC requirements, flags etc.
7413 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
7414 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
7415 Evaluate constant arguments.
7416 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
7417 (fold_builtin_1): Likewise, also evaluate constant arguments.
7418 Remove superfluous break.
7419 (do_mpc_ckconv): New.
7420 * real.h: Include mpc.h.
7421 * toplev.c (print_version): Output MPC version info if available.
7423 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7425 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
7427 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
7429 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
7432 2009-05-15 Jan Hubicka <jh@suse.cz>
7434 * doc/invoke.texi (max-early-inliner-iterations): New flag.
7435 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
7436 (try_inline): Fix return value.
7437 (cgraph_decide_inlining_incrementally): Honor new value.
7438 (cgraph_early_inlining): Handle indirect inlining.
7439 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
7441 2009-05-15 Jan Hubicka <jh@suse.cz>
7443 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
7444 * cgraphunit.c (cgraph_finalize_function): Set it.
7445 (cgraph_expand_function): Use it.
7447 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7449 * real.c (encode_ieee_half): Define.
7450 (decode_ieee_half): Define.
7451 (ieee_half_format): Define.
7452 (arm_half_format): Define.
7453 * real.h (ieee_half_format): Declare.
7454 (arm_half_format): Declare.
7456 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7458 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
7459 swapped, and reversed optabs exist before trying to use them.
7461 2009-05-15 Paul Brook <paul@codesourcery.com>
7462 Sandra Loosemore <sandra@codesourcery.com>
7464 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
7465 loads. Allow PRE_DEC.
7466 (output_move_neon): Handle PRE_DEC.
7467 (arm_print_operand): Add 'A' for neon structure loads.
7468 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
7469 * config/arm/neon.md (neon_mov): Update comment.
7470 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
7472 (Um): New constraint.
7474 2009-05-15 Jan Hubicka <jh@suse.cz>
7476 Revert the following patch until testsuite fallout is fixed:
7477 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7478 * cgraph.h (struct inline_summary): New filed self_wize,
7479 size_inlining_benefit, self_time and time_inlining_benefit.
7480 (struct cgraph_global_info): Replace insns by time ans size fields.
7481 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7482 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7483 (ipcp_update_callgraph): Do not touch function bodies.
7484 * ipa-inline.c: Include except.h
7485 (MAX_TIME): New constant.
7486 (overall_insns): Remove
7487 (overall_size, max_benefit): New static variables.
7488 (cgraph_estimate_time_after_inlining): New function.
7489 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7490 (cgraph_clone_inlined_nodes): Update size.
7491 (cgraph_mark_inline_edge): Update size.
7492 (cgraph_estimate_growth): Use size info.
7493 (cgraph_check_inline_limits): Check size.
7494 (cgraph_default_inline_p): Likewise.
7495 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7496 (cgraph_decide_recursive_inlining): Check size.
7497 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7499 (cgraph_decide_inlining): Likewise.
7500 (cgraph_decide_inlining_incrementally): Likewise; honor
7501 PARAM_EARLY_INLINING_INSNS.
7502 (likely_eliminated_by_inlining_p): New predicate.
7503 (estimate_function_body_sizes): New function.
7504 (compute_inline_parameters): Use it.
7505 * except.c (must_not_throw_labels): New function.
7506 * except.h (must_not_throw_labels): Declare.
7507 * tree-inline.c (init_inline_once): Kill inlining_weigths
7508 * tree-ssa-structalias.c: Avoid uninitialized warning.
7509 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7510 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7511 (PARAM_INLINE_CALL_COST): Remove.
7512 (PARAM_EARLY_INLINING_INSNS): New.
7514 2009-05-15 Richard Guenther <rguenther@suse.de>
7516 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
7517 not TODO_update_ssa.
7519 2009-05-15 Richard Guenther <rguenther@suse.de>
7521 PR tree-optimization/39999
7522 * gimple.h (gimple_expr_type): Use the expression type looking
7523 through useless conversions.
7524 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
7525 (vn_nary_op_insert_stmt): Likewise.
7526 (simplify_binary_expression): Likewise.
7528 2009-05-15 Richard Guenther <rguenther@suse.de>
7530 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7531 New options, enabled by default.
7532 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7534 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
7535 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
7536 * tree-ssa-structalias.c (gate_tree_pta): New function.
7537 (pass_build_alias): Use it.
7539 2009-05-15 Joseph Myers <joseph@codesourcery.com>
7541 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
7542 recurse on an invariant address if a conversion from a pointer
7543 type to a wider integer type is involved.
7545 2009-05-15 Jan Hubicka <jh@suse.cz>
7547 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7548 * cgraph.h (struct inline_summary): New filed self_wize,
7549 size_inlining_benefit, self_time and time_inlining_benefit.
7550 (struct cgraph_global_info): Replace insns by time ans size fields.
7551 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7552 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7553 (ipcp_update_callgraph): Do not touch function bodies.
7554 * ipa-inline.c: Include except.h
7555 (MAX_TIME): New constant.
7556 (overall_insns): Remove
7557 (overall_size, max_benefit): New static variables.
7558 (cgraph_estimate_time_after_inlining): New function.
7559 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7560 (cgraph_clone_inlined_nodes): Update size.
7561 (cgraph_mark_inline_edge): Update size.
7562 (cgraph_estimate_growth): Use size info.
7563 (cgraph_check_inline_limits): Check size.
7564 (cgraph_default_inline_p): Likewise.
7565 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7566 (cgraph_decide_recursive_inlining): Check size.
7567 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7569 (cgraph_decide_inlining): Likewise.
7570 (cgraph_decide_inlining_incrementally): Likewise; honor
7571 PARAM_EARLY_INLINING_INSNS.
7572 (likely_eliminated_by_inlining_p): New predicate.
7573 (estimate_function_body_sizes): New function.
7574 (compute_inline_parameters): Use it.
7575 * except.c (must_not_throw_labels): New function.
7576 * except.h (must_not_throw_labels): Declare.
7577 * tree-inline.c (init_inline_once): Kill inlining_weigths
7578 * tree-ssa-structalias.c: Avoid uninitialized warning.
7579 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7580 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7581 (PARAM_INLINE_CALL_COST): Remove.
7582 (PARAM_EARLY_INLINING_INSNS): New.
7583 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
7584 (inline-call-cost): Remove.
7585 (early-inlining-insns): New.
7587 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
7589 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
7591 (print_int_cst_bounds_in_octal_p): Likewise.
7592 (dbxout_type): Adjust calls to above functions. Be prepared to deal
7594 * dwarf2out.c (base_type_die): Likewise.
7595 (is_subrange_type): Delete.
7596 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
7597 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
7598 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
7599 if the destination type is boolean.
7600 (build_range_check): Do not special-case subtypes.
7601 (fold_sign_changed_comparison): Likewise.
7602 (fold_unary): Likewise.
7603 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
7604 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
7605 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
7606 * tree.c (subrange_type_for_debug_p): New predicate based on the
7607 former is_subrange_type.
7608 * tree.h (subrange_type_for_debug_p): Declare.
7609 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
7610 (convert_affine_scev): Remove call to above function.
7611 (chrec_convert_aggressive): Likewise.
7612 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
7613 false for conversions involving subtypes.
7614 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
7615 (vrp_val_min): Likewise.
7616 (needs_overflow_infinity): Likewise.
7617 (extract_range_from_unary_expr): Likewise.
7619 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
7621 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7622 * config/frv/frv.c: Likewise.
7623 * config/s390/s390.c: Likewise.
7624 * config/sparc/sparc.h: Likewise.
7625 * config/i386/i386.h: Likewise.
7626 * config/i386/i386.c: Likewise.
7627 * config/crx/crx.c: Likewise.
7628 * config/m68hc11/m68hc11.h: Likewise.
7629 * config/iq2000/iq2000.c: Likewise.
7630 * config/mn10300/mn10300.h: Likewise.
7631 * config/mn10300/mn10300.c: Likewise.
7632 * config/m68k/m68k.c: Likewise.
7633 * config/rs6000/rs6000.c: Likewise.
7634 * config/rs6000/xcoff.h: Likewise.
7635 * config/rs6000/linux64.h: Likewise.
7636 * config/rs6000/sysv4.h: Likewise.
7637 * config/score/score3.c: Likewise.
7638 * config/score/score7.c: Likewise.
7639 * config/score/score.c: Likewise.
7640 * config/arm/arm.md: Likewise.
7641 * config/mips/mips.c: Likewise.
7642 * config/mips/mips.md: Likewise.
7643 * config/bfin/bfin.h: Likewise.
7644 * config/pa/pa.c: Likewise.
7645 * config/pa/constraints.md: Likewise.
7647 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
7648 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
7649 * config/pdp11/pdp11.h: Use memory_address_p instead.
7651 2009-05-14 Ian Lance Taylor <iant@google.com>
7653 * passes.c (finish_optimization_passes): Change i to int.
7654 * plugin.c (plugins_active_p): Change event to int.
7655 (dump_active_plugins): Likewise.
7656 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
7658 * tree.c (tree_range_check_failed): Change c to unsigned int.
7659 (omp_clause_range_check_failed): Likewise.
7660 (build_common_builtin_nodes): Change mode to int. Add cast.
7661 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
7662 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
7664 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
7665 ++ or -- with a variable of enum type.
7667 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7670 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
7672 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7674 * store-motion.c: Do not include params.h
7675 * Makefile.in: Fix dependencies for various files.
7677 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7679 * auto-inc-dec.c: Fix pass description, remove apparent
7680 accidental duplication.
7682 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
7685 * ipa-utils.h (memory_identifier_string): Moved to ...
7686 * tree.h (memory_identifier_string): Here. Add GTY(()).
7688 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7690 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
7691 in the former documentation of...
7692 (GO_IF_LEGITIMATE_ADDRESS): ... this.
7693 * ira-conflicts.c (get_dup_num): Use address_operand.
7694 * targhooks.c (default_legitimate_address_p): New.
7695 * targhooks.h (default_legitimate_address_p): New.
7696 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
7698 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
7699 * target.h (struct target): Add legitimate_address_p.
7700 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
7701 (TARGET_INITIALIZER): Include it.
7703 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7704 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
7705 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
7706 (TARGET_LEGITIMATE_ADDRESS_P): New.
7708 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7709 (REG_OK_STRICT_P): Delete.
7710 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
7711 (frv_legitimate_address_p_1): ... this.
7712 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
7713 (frv_legitimate_address_p_1): ... the renamed old
7714 frv_legitimate_address_p.
7715 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
7716 (TARGET_LEGITIMATE_ADDRESS_P): New.
7718 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7719 * config/s390/s390-protos.h (legitimate_address_p): Remove.
7720 * config/s390/s390.c (legitimate_address_p): Rename to...
7721 (s390_legitimate_address_p): ... this, make static.
7722 (legitimize_address): Adjust call.
7723 (TARGET_LEGITIMATE_ADDRESS_P): New.
7724 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
7726 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7727 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
7728 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
7729 (TARGET_LEGITIMATE_ADDRESS_P): New.
7731 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7732 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
7733 * config/spu/spu.c (spu_legitimate_address): Rename to...
7734 (spu_legitimate_address_p): ... this, make static.
7735 (TARGET_LEGITIMATE_ADDRESS_P): New.
7737 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7738 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
7739 * config/sparc/sparc.c (legitimate_address_p): Rename to...
7740 (sparc_legitimate_address_p): ... this, make static and return bool.
7741 (legitimize_address): Adjust call.
7742 (TARGET_LEGITIMATE_ADDRESS_P): New.
7744 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7745 * config/i386/i386-protos.h (legitimate_address_p): Remove.
7746 * config/i386/i386.c (legitimate_address_p): Rename to...
7747 (ix86_legitimate_address_p): ... this, make static.
7748 (constant_address_p): Move after it, adjust call.
7749 (TARGET_LEGITIMATE_ADDRESS_P): New.
7751 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7752 * config/avr/avr-protos.h (legitimate_address_p): Remove.
7753 * config/avr/avr.c (legitimate_address_p): Rename to...
7754 (avr_legitimate_address_p): ... this, make static.
7755 (legitimize_address): Adjust call.
7756 (TARGET_LEGITIMATE_ADDRESS_P): New.
7758 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7759 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
7760 * config/crx/crx.c (crx_legitimate_address_p): Make static.
7761 (TARGET_LEGITIMATE_ADDRESS_P): New.
7763 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7764 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
7765 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
7766 (TARGET_LEGITIMATE_ADDRESS_P): New.
7768 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7769 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
7771 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
7773 (TARGET_LEGITIMATE_ADDRESS_P): New.
7775 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7776 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
7778 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
7780 (m68hc11_legitimate_address_p): ... this, make static.
7781 (go_if_legitimate_address_internal): Rename to...
7782 (m68hc11_legitimate_address_p_1): ... this.
7783 (legitimize_address): Adjust call.
7784 (TARGET_LEGITIMATE_ADDRESS_P): New.
7786 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7787 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
7788 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
7789 (TARGET_LEGITIMATE_ADDRESS_P): New.
7791 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7792 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
7793 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
7794 (mn10300_legitimate_address_p): ... this, make static.
7795 (TARGET_LEGITIMATE_ADDRESS_P): New.
7797 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7798 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
7799 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
7800 (TARGET_LEGITIMATE_ADDRESS_P): New.
7802 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7803 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
7804 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
7805 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7806 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
7807 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
7808 (rs6000_legitimate_address_p): ... this, make static.
7809 (TARGET_LEGITIMATE_ADDRESS_P): New.
7810 (REG_MODE_OK_FOR_BASE_P): Delete.
7811 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
7813 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7814 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
7816 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
7817 static, adjust types.
7818 (TARGET_LEGITIMATE_ADDRESS_P): New.
7820 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7821 * config/score/score.c (score_address_p): Rename to...
7822 (score_legitimate_address_p): ... this.
7823 (TARGET_LEGITIMATE_ADDRESS_P): New.
7824 * config/score/score3.c (score3_address_p): Rename to...
7825 (score3_legitimate_address_p): ... this.
7826 * config/score/score7.c (score7_address_p): Rename to...
7827 (score7_legitimate_address_p): ... this.
7829 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
7830 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
7831 GO_IF_LEGITIMATE_ADDRESS): Delete.
7832 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
7833 thumb2_legitimate_address_p): Delete.
7834 (arm_legitimate_address_p): Rename to...
7835 (arm_legitimate_address_outer_p): ... this.
7836 * config/arm/constraints.md ("Uq"): Adjust call.
7837 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
7838 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
7840 (arm_legitimate_address_outer_p): ... this.
7841 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
7843 (TARGET_LEGITIMATE_ADDRESS_P): New.
7845 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7846 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
7847 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
7848 (TARGET_LEGITIMATE_ADDRESS_P): New.
7850 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7851 * config/vax/vax-protos.h (legitimate_address_p): Remove.
7852 * config/vax/vax.c (legitimate_address_p): Rename to...
7853 (vax_legitimate_address_p): ... this, make static.
7854 (TARGET_LEGITIMATE_ADDRESS_P): New.
7856 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7857 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
7858 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
7859 (TARGET_LEGITIMATE_ADDRESS_P): New.
7861 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7862 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
7863 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
7864 (mmix_legitimate_address_p): ... this, make static.
7865 (TARGET_LEGITIMATE_ADDRESS_P): New.
7867 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7868 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
7869 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
7870 (TARGET_LEGITIMATE_ADDRESS_P): New.
7872 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7874 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
7875 of MODE_COMPLEX_INT.
7877 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7879 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
7880 LCT_NORMAL in function call.
7881 * mips-tdump.c (print_file_desc): Add cast to enum type.
7882 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
7883 (mark_stabs): Add casts to enum types.
7884 (parse_stabs_common): Add casts to enum types.
7886 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7888 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
7889 Check for invalid values of LETTER.
7891 2009-05-13 Taras Glek <tglek@mozilla.com>
7893 * attribs.c (register_attribute): moved out attribute registration
7894 into register_attribute.
7895 * doc/plugins.texi: Documented register_attribute and
7897 * gcc-plugin.h: Added forward decl for register_attribute.
7898 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
7899 * plugin.c (register_callback, invoke_plugin_callbacks): Added
7900 PLUGIN_ATTRIBUTES boilerplate.
7902 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
7904 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
7905 values even in sentinel and empty entries.
7906 (ms_printf_flag_specs): Likewise.
7907 (ms_scanf_flag_specs): Likewise.
7908 (ms_strftime_flag_specs): Likewise.
7909 (ms_print_char_table): Likewise.
7910 (ms_scan_char_table): Likewise.
7911 (ms_time_char_table): Likewise.
7913 2009-05-13 Doug Kwan <dougkwan@google.com>
7915 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
7917 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7919 * config/mips/mips.md (store): Add attributes for QI and HI.
7921 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
7922 (truncdi<mode>2): ... this new pattern.
7924 2009-05-13 Brad Hards <bradh@kde.org>
7926 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
7928 2009-05-14 Jakub Jelinek <jakub@redhat.com>
7929 Ben Elliston <bje@au.ibm.com>
7932 * dse.c (check_mem_read_rtx): Guard against width == -1.
7934 2009-05-13 Michael Matz <matz@suse.de>
7937 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
7938 (trivially_conflicts_p): New function.
7939 (insert_backedge_copies): Use it.
7941 2009-05-13 Janis Johnson <janis187@us.ibm.com>
7943 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
7944 (handle_stdc_pragma): Use new enum constant names.
7945 (handle_pragma_float_const_decimal64): Ditto.
7947 2009-05-13 Ian Lance Taylor <iant@google.com>
7949 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
7952 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
7954 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
7955 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
7957 * config/m68k/m68k.h (FL_UCLINUX): Define.
7959 2009-05-13 Jan Hubicka <jh@suse.cz>
7961 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
7963 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7965 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
7966 unless -fschedule-insns is specified.
7968 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7971 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
7972 TARGET_EXPAND_CBRANCHDI4.
7973 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
7974 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
7975 (cmpeqdi): Fix comment.
7977 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7979 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
7980 (sh_legitimate_address_p): Likewise.
7981 * config/sh/sh.c (sh_legitimate_index_p): New.
7982 (sh_legitimate_address_p): Likewise.
7983 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
7984 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
7985 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
7986 (MAYBE_BASE_REGISTER_RTX_P): New macro.
7987 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
7988 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
7989 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
7990 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
7991 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
7993 2009-05-12 Jan Hubicka <jh@suse.cz>
7995 * tree-inline.c (estimate_operator_cost): Add operands;
7996 when division happens by constant, it is cheap.
7997 (estimate_num_insns): Loads and stores are not having cost of 0;
7998 EH magic stuff is cheap; when computing runtime cost of switch,
7999 use log2 base of amount of its cases; builtin_expect has cost of 0;
8000 compute cost for moving return value of call.
8001 (init_inline_once): Initialize time_based flags.
8002 * tree-inline.h (eni_weights_d): Add time_based flag.
8004 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8006 * df-core.c: Update head documentation.
8008 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8011 * rs6000.c (rs6000_generate_compare): Use op1b instead of
8012 shadowing exisiting variable op1.
8014 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
8017 * config/i386/driver-i386.c (processor_signatures): New enum.
8018 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
8019 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
8020 processor signature to detect geode processor.
8022 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8026 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8028 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8029 causes spurious differences between trunk and cond-optab branch.
8031 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8033 * dojump.c (compare_from_rtx): Delete.
8034 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
8035 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
8036 if the comparison does not satisfy the predicate; test predicates for
8037 operands 2 and 3 of a cstore pattern. Don't try cstore optab
8038 further if one existing pattern fails.
8039 * expr.h (compare_from_rtx): Delete.
8040 (prepare_operand): Declare it.
8041 * optabs.c: Change "lib call" to "libcall" throughout.
8042 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
8043 HAVE_conditional_trap, emit_cmp_insn): Delete.
8044 (can_compare_p): Delete cmp_optab case.
8045 (prepare_float_lib_cmp): Return an rtx and a machine mode.
8046 Accept other parameters by value.
8047 (prepare_operand): Make non-static.
8048 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
8049 other parameters by value. Try to widen operands here based on
8050 an optab_methods argument and looking at cbranch_optab.
8051 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
8052 loop. Use cbranch_optab directly.
8053 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
8054 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
8056 (emit_conditional_move, emit_conditional_add): Inline what's needed
8057 of compare_from_rtx, using new prepare_cmp_insn for the rest.
8058 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
8059 with COMPARE. Move cmov_optab and cstore_optab above
8060 with cbranch_optab, move cmp_optab down with ucmp_optab,
8061 remove tst_otpab. Do not initialize trap_rtx.
8062 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
8063 for trap code. Do not check HAVE_conditional_trap. Use
8064 prepare_cmp_insn. Accept no predicate for operand 3.
8065 * optabs.h (OTI_cmp): Mark as used only for libcalls.
8066 (OTI_ctrap, ctrap_optab): New.
8067 (tst_optab): Delete.
8068 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
8069 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
8070 with lookup of ctrap_optab.
8071 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
8075 * combine.c (combine_simplify_rtx, simplify_set): Do not
8076 special case comparing against zero for cc0 machines.
8077 * simplify-rtx.c (simplify_binary_operation_1): Never remove
8078 COMPARE on cc0 machines.
8079 (simplify_relational_operation): Return a new expression when
8080 a COMPARE could be removed.
8081 * final.c (final_scan_insn): Compare cc_status values
8082 against LHS of a (compare FOO (const_int 0)) cc0 source.
8083 Also check if cc_status.value is the full compare.
8085 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
8086 (cstoreMM4): Document.
8087 (conditional_trap): Document ctrapMM4 instead.
8088 (sync_compare_and_swapMM): Refer to cbranchcc4.
8089 (Dependent Patterns): Eliminate obsolete information referring to
8090 the old jump optimization phase.
8091 (Canonicalization): Include cbranchcc4 case, omit canonicalization
8092 of compares with 0 on cc0 machines.
8093 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
8094 avoiding references to cc0. Remove text about storing operands
8096 * doc/tm.texi (Condition Codes): Include blurb on different
8097 condition code representations, separate into subsections for
8098 CC0, MODE_CC and conditional execution.
8100 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
8101 alpha_emit_setcc): Accept operands and a machine mode.
8102 * config/alpha/alpha.c (alpha_emit_conditional_branch):
8103 Get code/op0/op1 from operands, use machine mode argument
8104 instead of alpha_compare.fp_p. Emit the branch here.
8105 (alpha_emit_setcc): Likewise, and return boolean.
8106 (alpha_emit_conditional_move): Likewise. Assert that
8107 cmp_op_mode == cmp_mode, and simplify accordingly.
8108 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
8109 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
8110 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
8112 (stack probe test): Use cbranchdi4.
8113 * config/alpha/predicates.md (alpha_cbranch_operator): New.
8115 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
8116 * config/arc/arc.h (movsicc, movsfcc): Use it.
8117 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
8118 (cbranchsi4, cstoresi4): New.
8119 (cmpsi, bCC and sCC expanders): Remove.
8121 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
8122 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
8123 * config/arm/predicates.md (arm_comparison_operator): Only include
8124 floating-point operators if there is a hardware floating-point unit.
8125 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
8126 deferring to cbranch_cc and cstore_cc respectively.
8127 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
8128 cbranch_cc, cstore_cc): New.
8129 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
8131 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
8133 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
8134 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
8136 (adjust_insn_length): Adjust calls.
8137 (avr_reorg): Handle (compare (foo) (const_int 0)).
8138 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
8139 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
8140 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
8141 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
8143 (cbranchqi4, cbranchhi4, cbranchsi4): New.
8144 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
8146 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
8147 (cbranchsi4, cstorebi4, cstoresi4): New.
8148 (movbisi): This insn is duplicate, split it to zero_extend.
8149 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
8150 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
8151 (bfin_optimize_loop): Use cbranch expander.
8152 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
8153 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
8154 (bfin_bimode_comparison_operator): ... this.
8155 (bfin_direct_comparison_operator): New.
8157 * config/cris/cris.c (cris_normal_notice_update_cc): Look
8158 inside (compare FOO (const_int 0)).
8159 (cris_rtx_costs): Handle ZERO_EXTRACT.
8160 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
8161 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
8162 (*tstdi_v32): Delete.
8163 (*cmpdi_non_v32): Add M alternative for operand 1.
8164 (cmpsi, cmp<mode>): Make private.
8165 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
8167 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
8169 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
8170 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
8171 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
8172 (cc_reg_operand): New.
8174 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
8175 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
8176 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
8177 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
8178 crx_expand_scond): Delete.
8180 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
8182 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
8183 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
8185 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
8186 cstoresi4, cstoresf4, cstoredf4): New.
8187 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
8188 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8189 Receive the entire operands array.
8190 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
8191 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
8192 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8193 Get test/op0/op1 from the operands array.
8194 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
8196 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
8197 (h8300_expand_store): New.
8198 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
8200 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
8201 (h8300_expand_store): New.
8202 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
8203 or do not try to produce (set (cc0) REG).
8204 (peepholes): Wrap arguments with COMPARE. Add a peephole to
8205 change a compare into a move to a scratch register. Disable some
8206 peepholes when comparing with zero.
8207 (tstsi, tsthi, tstsi, cmpqi): Make private.
8210 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
8213 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
8214 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
8215 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
8216 (ix86_emit_i387_log1p): Use cbranchxf2.
8217 (ix86_expand_setcc): Return void.
8218 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
8219 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
8220 cmp<MODEF>, cmpcc): Remove.
8221 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
8222 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
8223 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
8224 (sCC and bCC expanders): Remove.
8225 (stack_protect_test): Use cbranchcc4.
8227 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
8229 (ia64_expand_compare): Accept three rtx by reference and return void.
8230 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
8231 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
8232 from *expr. Update *expr with the BImode comparison to do.
8233 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
8234 cmptf, bCC, sCC, conditional_trap): Delete.
8235 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
8236 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
8237 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
8238 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
8239 * config/ia64/predicates.md (ia64_cbranch_operator): New.
8241 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
8242 type of last argument.
8243 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
8244 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
8245 use machine mode argument instead of branch_type. Remove dead
8246 code for floating-point comparisons.
8247 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
8248 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
8250 (cbranchsi4, cstoresi4): New.
8251 * config/iq2000/predicates.md (reg_or_const_operand): New.
8253 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
8254 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
8255 (b<code>_op): Rewrite to...
8256 (bcc_op): ... this, using match_operator.
8257 (s<code>_op): Rewrite to...
8258 (scc_op): ... this, using match_operator.
8259 (s<code>_24_op): Rewrite to...
8260 (scc_op_24): ... this, using match_operator.
8261 (s<code>_<mode>): Rewrite to...
8262 (cstore<mode>4): ... this, using match_operator.
8263 (s<code>_<mode>_24): Rewrite to...
8264 (cstore<mode>4_24): ... this, using match_operator.
8265 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
8266 m32c_unpend_compare, m32c_expand_scc): Delete.
8267 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
8268 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
8269 (m32c_expand_movcc): Change NE to EQ if necessary.
8270 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
8272 * config/m32r/m32r-protos.h (gen_cond_store): New.
8273 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
8274 (gen_cond_store): New, from sCC patterns.
8275 (m32r_expand_block_move): Use cbranchsi4.
8276 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
8277 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
8278 (cbranchsi4, cstoresi4): New.
8280 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
8282 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
8283 (m68hc11_notice_update_cc): Look into a compare with 0.
8284 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
8286 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
8287 cmphi, cmpqi, bCC): Delete.
8288 (cbranchsi4, cbranchhi4, cbranchqi4): New.
8289 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
8290 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
8293 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
8294 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
8295 * config/m68k/constraints.md (H): New.
8296 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
8297 the define_insn below.
8298 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
8299 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
8300 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
8301 patterns): Wrap RHS with COMPARE.
8302 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
8303 (*cmpdi_internal): Name this pattern.
8304 (cmpdi): Change to define_insn.
8305 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
8306 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
8307 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
8309 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
8310 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
8311 (conditional_trap): Change to...
8312 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
8313 (*conditional_trap): Use the ordered_comparison_operator and
8314 const1_operand predicates.
8315 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
8316 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
8317 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
8318 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
8320 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
8321 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
8322 (mcore_gen_compare): New.
8323 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
8324 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
8325 (mcore_gen_compare): ... this.
8326 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
8327 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
8328 (stack probe pattern): Use cbranchsi4.
8330 * config/mips/predicates.md (mips_cstore_operator): New.
8331 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
8332 * config/mips/mips.md (any_cond): Delete.
8333 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
8335 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
8336 fixuns_truncsfdi2): Use cbranch patterns.
8337 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
8338 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
8339 Adjust call to mips_expand_conditional_branch.
8340 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
8342 * config/mips/mips-protos.h (mips_expand_conditional_branch,
8343 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
8344 * config/mips/mips.c (cmp_operands): Delete.
8345 (mips_emit_compare): Get comparison operands from *op0/*op1.
8346 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
8347 that it succeeds. Use op0/op1 instead of cmp_operands.
8348 (mips_expand_conditional_branch, mips_expand_conditional_move,
8349 mips_expand_conditional_trap): Likewise.
8350 (mips_block_move_loop): Use cbranch patterns.
8351 * config/mips/mips.h (cmp_operands): Delete.
8353 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
8354 (mmix_gen_compare_reg): Just return a register in the right CC mode.
8355 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
8356 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
8357 (*cmpcc_folded): Rename to...
8358 (*cmpdi_folded): this.
8359 (*cmpcc): Rename to...
8361 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
8364 (cbranchdf4): New. Handle invalid comparisons here.
8365 * config/mmix/predicates.md (float_comparison_operator): New.
8367 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
8368 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
8369 * config/mn10300/mn10300.md (tst): Delete.
8370 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
8371 Name these patterns and wrap RHS in a compare.
8372 (*cmpsi): Make this pattern private. Include tst.
8373 (*cmpsf): Make this pattern private.
8374 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
8375 (compare with zero peepholes): Likewise.
8377 (cbranchsi4, cbranchsf4): New.
8378 (casesi): Use cbranchsi4.
8380 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
8381 hppa_branch_type): Delete.
8382 (return_addr_rtx): Use cbranchsi4.
8383 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
8384 Emit CCFPmode comparison here.
8385 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
8386 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
8387 hppa_branch_type): Delete.
8388 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
8389 (movsicc, movdicc): Remove references to hppa_compare_op0,
8390 hppa_compare_op1 and compare_from_rtx.
8391 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
8392 (casesi): Use cbranchsi4.
8394 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
8395 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
8396 * config/pdp11/pdp11.md (register_or_const0_operand): New.
8397 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
8398 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
8400 (cbranchdf4, cbranchhi4, cbranchqi4): New.
8401 (*branch, *branch_inverted): New.
8403 * config/picochip/picochip.md (cbranchhi4): Use
8404 ordered_comparison_operator.
8405 (cmphi, bCC): Remove.
8407 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
8408 (trap_comparison_operator): Delete.
8409 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
8410 rs6000_emit_cbranch): Accept mode and operands.
8411 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
8412 rs6000_compare_fp_p): Delete.
8413 (rs6000_generate_compare): Accept mode and comparison. Extract code
8414 and op0/op1 from there. Replace references to rs6000_compare_op0
8415 and rs6000_compare_op1.
8416 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
8417 extract result from passed operands.
8418 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
8419 extract loc from passed operands.
8420 (rs6000_emit_cmove): Likewise.
8421 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
8422 rs6000_compare_fp_p): Delete.
8423 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
8424 (cbranch<GPR>4, cbranch<FP>4): New.
8425 (cstore<mode>4): New. Consolidate here all choices about when to use
8426 portable or specialized sCC sequences.
8427 (stack_protect_test): Use cbranchsi4.
8428 (conditional_trap): Replace with ctrap<GPR>4.
8429 (conditional trap insn): Replace trap_comparison_operator with
8430 ordered_comparison_operator.
8432 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
8433 (s390_emit_prologue): Use ctrap.
8434 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
8435 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
8436 New predicates replacing...
8437 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
8438 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
8439 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
8440 (add<mode>cc): Do not use s390_compare_op0/op1.
8441 (s<code>): Change to...
8442 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
8444 (cstorecc4): ... this. Handle EQ or NE equally.
8445 (*sne): Un-privatize for use in cstorecc4.
8446 (b<code>): Change to...
8447 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
8448 (conditional_trap): Replace with...
8449 (ctrap<GPR>4, ctrap<FP>4): ... these.
8450 (stack_protect): Use cbranchcc4.
8452 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
8453 * config/score/score-protos.h (score_gen_cmp): Delete.
8454 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
8455 (score_block_move-loop): Use cbranchsi4.
8456 * config/score/score.md (cbranchsi4): New.
8457 (cmpsi, bCC): Delete.
8458 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
8459 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8460 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
8461 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8462 * config/score/score3.h (score3_gen_cmp): Delete.
8463 * config/score/score7.h (score7_gen_cmp): Delete.
8465 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
8466 (sh_emit_scc_to_t): ... this. Return void.
8467 (from_compare): Rename to...
8468 (sh_emit_compare_and_branch): ... this.
8469 (sh_emit_compare_and_set): New.
8470 (sh_expand_t_scc): Accept operands.
8471 * config/sh/predicates.md (sh_float_comparison_operator): New.
8472 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
8473 (prepare_scc_operands): Rename to...
8474 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
8476 (sh_emit_cheap_store_flag): New.
8477 (sh_emit_set_t_insn): New.
8478 (from_compare): Rename to...
8479 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
8480 handling of TARGET_SH2E floating point to avoid recursive call.
8481 Generate branch here.
8482 (sh_emit_compare_and_set): New.
8483 (sh_expand_t_scc): Get op0/op1 from arguments.
8484 (sh_emit_cheap_store_flag): New.
8485 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
8487 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
8488 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
8489 (movsicc, movdicc): Do nothing when it recreated operands from
8490 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
8491 prepare_scc_operands (now sh_emit_scc_to_t).
8492 (udivdi3): Use cstoresi4.
8493 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
8494 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
8495 (cbranchint4_media, cbranchfp4_media): New.
8496 (casesi): Use cbranchdi4.
8497 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
8499 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
8500 (movnegt): Remove second operand.
8501 (cbranchsf4, cbranchdf4): New.
8502 (stack_protect): Use cbranchdi4/cbranchsi4.
8504 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
8505 (gen_compare_reg): Accept comparison, extract part of it to...
8506 (gen_compare_reg_1): ... this.
8507 (gen_compare_operator): Delete.
8508 (gen_v9_scc): Accept separate destination, comparison code and arms.
8509 Do not use sparc_compare_op0/sparc_compare_op1.
8510 (emit_scc_insn, emit_conditional_branch_insn): New.
8511 (emit_v9_brxx): Make static. Remove useless assertion.
8512 (sparc_emit_float_lib_cmp): Return RTL instead of calling
8514 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
8515 * config/sparc/sparc-protos.h (gen_compare_reg,
8516 sparc_emit_float_lib_cmp): Adjust prototype.
8517 (emit_scc_insn, emit_conditional_branch_insn): New.
8518 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
8519 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
8520 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
8521 iterators to the top.
8522 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
8523 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
8524 snedi_special_trunc): Delete.
8525 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
8526 and snedi_special_trunc.
8527 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
8528 cbranchdi4, cbranch<F:mode>4): New.
8529 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
8530 here. Use gen_compare_reg instead of gen_compare_operator.
8531 (conditional_trap): Replace with...
8532 (ctrapsi4, ctrapdi4): ... this.
8533 (stack_protect_test): Use cbranchcc4.
8535 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
8537 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
8538 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
8539 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
8540 from operands[0] or operands[3] depending on is_set.
8541 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
8542 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
8543 cmpdf, bCC), sCC: Remove.
8544 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
8545 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
8547 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
8548 spu_emit_branch_or_set.
8550 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
8552 * config/stormy16/stormy16.h (xstormy16_compare_op0,
8553 xstormy16_compare_op1): Delete.
8554 * config/stormy16/stormy16.c (xstormy16_compare_op0,
8555 xstormy16_compare_op1): Delete.
8556 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
8558 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
8559 (cmphi, cmpsi, bCC): Remove.
8561 * config/v850/v850.md (tstsi, cmpsi): Fold into...
8562 (*cmpsi): ... this one.
8563 (cbranchsi4, cstoresi4): New.
8564 (bCC expanders): Delete.
8565 (sCC insns): Fold into...
8566 (*setcc): ... this one.
8567 (casesi): Do not use gen_cmpsi and gen_bgtu.
8568 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
8569 (movsicc): Simplify.
8570 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
8572 * config/vax/vax-protos.h (cond_name): New.
8573 (vax_output_conditional_branch): Remove.
8574 * config/vax/vax.c (cond_name): New.
8575 (vax_output_conditional_branch): Remove.
8576 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
8577 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
8578 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
8579 (bit<VAXint>): Wrap source with (compare).
8580 (b<code> and following unnamed pattern): Rename to *branch and
8581 *branch_reversed. Change macroization to match_operator.
8582 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
8584 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
8585 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
8586 Change last argument to machine_mode.
8587 (xtensa_expand_scc): Add machine_mode argument.
8588 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
8589 (gen_conditional_move, xtensa_expand_conditional_branch,
8590 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
8591 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
8592 Adjust operand numbers.
8593 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
8595 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
8596 (cmpsi, cmpsf, b<code>, s<code>): Delete.
8597 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
8599 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8601 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8602 causes spurious differences between trunk and cond-optab branch.
8604 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8607 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
8609 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8611 * tree.c (iterative_hash_pointer): Delete.
8612 (iterative_hash_expr): Short-circuit handling of NULL pointer.
8613 Hash UIDs and versions of SSA names. Don't special-case built-in
8614 function declarations.
8616 2009-05-11 Ian Lance Taylor <iant@google.com>
8619 * graphite.c: Force -Wc++-compat to only be a warning before
8620 #including "cloog/cloog.h".
8622 2009-05-11 Martin Jambor <mjambor@suse.cz>
8624 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
8626 2009-05-11 Jan Hubicka <jh@suse.cz>
8628 * tree-ssa-loop-ivcanon.c: Include target.h
8629 (struct loop_size): new structure.
8630 (constant_after_peeling): New predicate.
8631 (tree_estimate_loop_size): New function.
8632 (estimated_unrolled_size): Rewrite for new estimates.
8633 (try_unroll_loop_completely): Use new estimates.
8634 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
8636 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8638 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
8639 libcpp interface change.
8640 (spu_macro_to_expand): Likewise.
8642 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
8644 PR tree-optimization/40026
8645 * gimplify.c (gimplify_init_constructor): Change initial conditional
8646 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
8647 optimize_compound_literals_in_ctor.
8649 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
8651 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
8653 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
8655 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
8657 * tree-vect-data-refs.c (vect_analyze_group_access): Use
8658 HOST_WIDE_INT for gap.
8660 2009-05-11 Ira Rosen <irar@il.ibm.com>
8662 PR tree-optimization/40074
8663 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
8664 account in group size and step comparison.
8666 2009-05-11 Richard Guenther <rguenther@suse.de>
8668 * passes.c (init_optimization_passes): Strip now incorrect comment.
8669 (execute_function_todo): Do not set PROP_alias.
8670 * tree-pass.h (PROP_alias): Remove.
8671 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
8672 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
8673 * tree-nrv.c (pass_return_slot): Likewise.
8674 * tree-object-size.c (pass_object_sizes): Likewise.
8675 * tree-ssa-dom.c (pass_dominator): Likewise.
8676 (pass_phi_only_cprop): Likewise.
8677 * tree-ssa-dse.c (pass_dse): Likewise.
8678 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
8679 (pass_cselim): Likewise.
8680 * tree-ssa-pre.c (pass_pre): Likewise.
8681 (pass_fre): Likewise.
8682 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
8683 * tree-ssa-sink.c (pass_sink_code): Likewise.
8684 * tree-stdarg.c (pass_stdarg): Likewise.
8685 * tree-tailcall.c (pass_tail_calls): Likewise.
8686 * tree-vrp.c (pass_vrp): Likewise.
8688 2009-05-10 Ian Lance Taylor <iant@google.com>
8690 * basic-block.h (enum profile_status): Break out of struct
8692 * cgraph.h (struct inline_summary): Break out of struct
8694 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
8695 of struct cgraph_order_sort.
8696 * combine.c (enum undo_kind): New enum, broken out of struct undo.
8697 * cse.c (struct branch_path): Break out of struct
8698 cse_basic_block_data.
8699 * except.h (enum eh_region_type): Break out of struct eh_region.
8700 * gcc.c (enum add_del): Break out of struct modify_target.
8701 * genrecog.c (enum decision_type): Break out of struct decision_test.
8702 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
8704 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
8705 * regmove.c (enum match_use): New enum, broken out of struct match.
8706 * sched-int.h (enum post_call_group): New enum, broken out of
8708 (struct deps_reg): Break out of struct deps.
8709 * target.h (struct asm_int_op): Break out of struct gcc_target.
8710 * tree-eh.c (struct goto_queue_node): Break out of struct
8712 * tree-inline.h (enum copy_body_cge_which): Break out of
8714 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
8716 * c-decl.c (in_struct, struct_types): New static variables.
8717 (pushtag): Add loc parameter. Change all callers.
8718 (lookup_tag): Add ploc parameter. Change all callers.
8719 (check_compound_literal_type): New function.
8720 (parser_xref_tag): Add loc parameter. Change all callers. If
8721 -Wc++-compat, warn about struct/union/enum types defined within a
8723 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
8724 and loc parameters. Change all callers. Change error calls to
8725 error_at, using loc. For a redefinition, if the location of the
8726 original definition is known, report it. Set in_struct and
8727 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
8728 (finish_struct): Add new parameters enclosing_in_struct and
8729 enclosing_struct_types. Change all callers. Set
8730 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
8731 in the struct. If in a struct, add this struct to struct_types.
8732 (start_enum): Add loc parameter. Change all callers. Use
8733 error_at for errors, using loc. For a redefinition, if the
8734 location of the original definition is known, report it. If in a
8735 struct, add this enum type to struct_types. If -Wc++-compat warn
8736 if in sizeof, typeof, or alignof.
8737 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
8738 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
8739 (c_parser_enum_specifier): Get enum location for start_enum.
8740 (c_parser_struct_or_union_specifier): Get struct location for
8741 start_struct. Save in_struct and struct_types status between
8742 start_struct and finish_struct.
8743 (c_parser_cast_expression): Get location of cast.
8744 (c_parser_alignof_expression): Get location of type.
8745 (c_parser_postfix_expression): Likewise.
8746 (c_parser_postfix_expression_after_paren_type): Add type_loc
8747 parameter. Change all callers. Call check_compound_literal_type.
8748 Use type_loc for error about variable size type.
8749 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
8750 of an enum constant from an enum type defined in a struct or union.
8751 (c_cast_expr): Add loc parameter. Change all callers. If
8752 -Wc++-compat, warn about defining a type in a cast.
8753 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
8754 (start_enum, start_struct, finish_struct): Update declarations.
8755 (parser_xref_tag, c_cast_expr): Update declarations.
8756 (check_compound_literal_type): Declare.
8758 2009-05-11 Ben Elliston <bje@au.ibm.com>
8760 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
8761 for recent libcpp interface change.
8762 (rs6000_macro_to_expand): Likewise.
8764 2009-05-10 Michael Matz <matz@suse.de>
8767 * config/arm/arm.c (require_pic_register): Emit on entry edge,
8768 not at entry of function.
8770 2009-05-10 Richard Guenther <rguenther@suse.de>
8772 PR tree-optimization/40081
8774 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8775 using the main variant of the element type. Do not fiddle with
8776 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8778 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
8779 structs with volatile fields.
8781 2009-05-10 Jan Hubicka <jh@suse.cz>
8783 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
8784 (estimate_move_cost): Assert that it does not get called for
8786 (estimate_num_insns): Skip VOID types in argument handling.
8787 (optimize_inline_calls): Delete unreachable blocks and verify that
8790 2009-05-10 Jan Hubicka <jh@suse.cz>
8792 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
8793 * cgraph.c (cgraph_mark_address_taken_node): New function.
8794 (dump_cgraph_node): Dump new flag.
8795 * cgraph.h (struct cgraph_node): Add address_taken.
8796 (cgraph_mark_address_taken_node): New function.
8797 * ipa.c (cgraph_postorder): Prioritize functions with address taken
8798 since new direct calls can be born.
8800 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8802 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
8805 2009-05-10 Jan Hubicka <jh@suse.cz>
8808 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
8810 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
8811 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
8812 * tree-inline.c (copy_bb): Set frequency correctly.
8813 (fold_marked_statements): Update call to
8814 cgraph_update_edges_for_call_stmt.
8816 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8818 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
8819 identifiers in diagnostics.
8820 * config/arm/arm.c (arm_handle_fndecl_attribute,
8821 arm_handle_isr_attribute): Likewise.
8822 * config/avr/avr.c (avr_handle_progmem_attribute,
8823 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
8824 * config/bfin/bfin.c (handle_int_attribute,
8825 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
8826 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
8827 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
8829 * config/darwin.c (darwin_handle_kext_attribute,
8830 darwin_handle_weak_import_attribute): Likewise.
8831 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
8832 h8300_handle_eightbit_data_attribute,
8833 h8300_handle_tiny_data_attribute): Likewise.
8834 * config/i386/i386.c (ix86_handle_cconv_attribute,
8835 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
8836 * config/i386/winnt.c (ix86_handle_shared_attribute,
8837 ix86_handle_selectany_attribute): Likewise.
8838 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
8839 * config/m32c/m32c.c (function_vector_handler): Likewise.
8840 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
8841 m68hc11_handle_fntype_attribute): Likewise.
8842 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
8843 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
8844 * config/mips/mips.c (mips_insert_attributes,
8845 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
8846 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
8847 rs6000_handle_struct_attribute): Likewise.
8848 * config/sh/sh.c (sh_insert_attributes,
8849 sh_handle_resbank_handler_attribute,
8850 sh_handle_interrupt_handler_attribute,
8851 sh2a_handle_function_vector_handler_attribute,
8852 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
8854 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
8855 * config/spu/spu.c (spu_handle_fndecl_attribute,
8856 spu_handle_vector_attribute): Likewise.
8857 * config/stormy16/stormy16.c
8858 (xstormy16_handle_interrupt_attribute): Likewise.
8859 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
8860 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
8862 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8864 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
8865 (pp_translate_identifiers): New.
8866 (pp_identifier): Only conditionally translate identifier to locale
8868 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
8869 (pp_base_tree_identifier): Only conditionally translate identifier
8870 to locale character set.
8871 * c-pretty-print.c (M_): Define.
8872 (pp_c_type_specifier, pp_c_primary_expression): Mark English
8873 fragments for conditional translation with M_.
8874 * tree-pretty-print.c (maybe_init_pretty_print): Disable
8875 identifier translation.
8877 2009-05-10 Richard Guenther <rguenther@suse.de>
8879 PR tree-optimization/40081
8880 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8881 using the main variant of the element type. Do not fiddle with
8882 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8884 2009-05-09 Jan Hubicka <jh@suse.cz>
8887 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
8888 indirect calls; verify cgraph afterwards.
8890 2009-05-09 Jan Hubicka <jh@suse.cz>
8893 * ipa.c (update_inlined_to_pointer): New function.
8894 (cgraph_remove_unreachable_nodes): Use it.
8896 2009-05-09 Jan Hubicka <jh@suse.cz>
8898 * tree-eh.c (struct leh_state): Remove prev_try.
8899 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
8901 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
8902 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
8903 remove_eh_handler_and_replace, foreach_reachable_handler,
8904 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
8905 * except.h (struct eh_region): Remove eh_region_u_cleanup.
8906 (gen_eh_region_cleanup): Update prototype.
8908 2009-05-09 Jan Hubicka <jh@suse.cz>
8911 * except.c (copy_eh_region): Always set prev_try.
8912 (redirect_eh_edge_to_label): Find outer try.
8913 (foreach_reachable_handler): When looking for prev try
8914 handle case where previous try is not going to be taken.
8916 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8918 PR tree-optimization/40049
8919 * tree-vect-stmts.c (vectorizable_operation): If the machine has
8920 only vector/vector shifts, convert the type of the constant to the
8921 appropriate type to avoid building incorrect trees, which
8922 eventually have problems with garbage collection.
8924 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8926 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
8927 -1 for complex floating-point types if honoring signed zeros.
8929 2009-05-08 Jan Hubicka <jh@suse.cz>
8931 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
8932 argument; handle correctly when profile is absent.
8933 (build_cgraph_edges): Update.
8934 (rebuild_cgraph_edges): Update.
8935 * cgraph.c: Do not include varray.h.
8936 (cgraph_set_call_stmt_including_clones): New function.
8937 (cgraph_create_edge_including_clones): Likewise
8938 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
8939 (cgraph_update_edges_for_call_stmt): Handle clones.
8940 (cgraph_remove_node): Handle clone tree.
8941 (cgraph_remove_node_and_inline_clones): New function.
8942 (dump_cgraph_node): Dump clone tree.
8943 (cgraph_clone_node): Handle clone tree.
8944 (clone_function_name): Bring here from tree-inline.c.
8945 (cgraph_create_virtual_clone): New function.
8946 * cgraph.h (ipa_replace_map): Move here from ipa.h.
8947 (cgraph_clone_info): New function.
8948 (strut cgraph_node): Add clone_info and new clone tree pointers.
8949 (cgraph_remove_node_and_inline_clones,
8950 cgraph_set_call_stmt_including_clones,
8951 cgraph_create_edge_including_clones,
8952 cgraph_create_virtual_clone): Declare.
8953 (cgraph_function_versioning): Use VEC argument.
8954 (compute_call_stmt_bb_frequency): Update prototype.
8955 (cgraph_materialize_all_clones): New function.
8956 * ipa-cp.c (ipcp_update_cloned_node): Remove.
8957 (ipcp_create_replace_map): Update to VECtors.
8958 (ipcp_update_callgraph): Use virtual clones.
8959 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
8960 (ipcp_update_profiling): Do not update local profiling.
8961 (ipcp_insert_stage): Use VECtors and virtual clones.
8962 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
8963 (clone_of_p): New function.
8964 (cgraph_preserve_function_body_p): Use clone tree.
8965 (cgraph_optimize): Materialize clones.
8966 (cgraph_function_versioning): Update for VECtors.
8967 (save_inline_function_body): Use clone tree.
8968 (cgraph_materialize_clone): New function.
8969 (cgraph_materialize_all_clones): Likewise.
8970 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
8971 * ipa.c: Include gimple.h.
8972 (cgraph_remove_unreachable_nodes): Use clone tree.
8973 * ipa-prop.c (ipa_note_param_call): Update call to
8974 compute_call_stmt_bb_frequencycall.
8975 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
8976 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
8977 (copy_bb): Handle updating of clone tree; add new edge when new call
8979 (expand_call_inline): Be strict about every call having edge.
8980 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
8981 (delete_unreachable_blocks_update_callgraph): New function.
8982 (tree_function_versioning): Use VECtors; always remove unreachable
8983 blocks and fold conditionals.
8984 * tree-inline.h: Do not include varray.h.
8985 (tree_function_versioning): Remove.
8986 * Makefile.in (GTFILES): Remove tree-inline.c
8987 * passes.c (do_per_function): Do only functions having body.
8988 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
8991 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
8992 Andrew Morrow <acm@google.com>
8995 * c-common.c (c_common_attribute_table): Permit deprecated
8996 attribute to take an optional argument.
8997 (handle_deprecated_attribute): If the optional argument to
8998 __attribute__((deprecated)) is not a string ignore the attribute
9001 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
9002 * c-typeck.c (build_component_ref): Likewise.
9003 (build_external_ref): Likewise.
9005 * toplev.c (warn_deprecated_use): Add an attribute argument.
9006 Emit the message associated with __attribute__((deprecated)).
9008 * toplev.h (warn_deprecated_use): Updated.
9010 * doc/extend.texi: Document new optional parameter to
9011 __attribute__((deprecated))
9013 2009-05-08 Michael Eager <eager@eagercon.com>
9015 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
9016 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
9018 2009-05-08 Richard Guenther <rguenther@suse.de>
9020 PR tree-optimization/40062
9021 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
9022 Avoid exponential behavior.
9024 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9026 PR rtl-optimization/33928
9028 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
9029 process_uses, build_single_def_use_links): New.
9030 (update_df): Update use_def_ref.
9031 (forward_propagate_into): Use get_def_for_use instead of use-def
9033 (fwprop_init): Call build_single_def_use_links and let it initialize
9035 (fwprop_done): Free use_def_ref.
9036 (fwprop_addr): Eliminate duplicate call to df_set_flags.
9037 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
9038 df_rd_simulate_one_insn): New.
9039 (df_rd_bb_local_compute_process_def): Update head comment.
9040 (df_chain_create_bb): Use the new RD simulation functions.
9041 * df.h (df_rd_simulate_artificial_defs_at_top,
9042 df_rd_simulate_one_insn): New.
9043 * opts.c (decode_options): Enable fwprop at -O1.
9044 * doc/invoke.texi (-fforward-propagate): Document this.
9046 2009-05-08 Joseph Myers <joseph@codesourcery.com>
9049 * c-typeck.c (build_binary_op): Handle arithmetic between one real
9050 and one complex operand specially.
9051 * tree-complex.c (some_nonzerop): Do not identify a real value as
9052 zero if flag_signed_zeros.
9054 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9056 PR rtl-optimization/33928
9057 * loop-invariant.c (record_use): Fix && vs. || mishap.
9059 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9061 PR rtl-optimization/33928
9062 * loop-invariant.c (struct use): Add addr_use_p.
9063 (struct def): Add n_addr_uses.
9064 (struct invariant): Add cheap_address.
9065 (create_new_invariant): Set cheap_address.
9066 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
9067 (record_uses): Pass df_ref to record_use.
9068 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
9071 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
9073 * config/sh/sh.c: Do not include c-pragma.h.
9075 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
9077 * config/spu/spu.c: Remove include of c-common.h.
9079 2009-05-07 Janis Johnson <janis187@us.ibm.com>
9082 * c-common.h (mark_valid_location_for_stdc_pragma,
9083 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
9084 clear_float_const_decimal64, float_const_decimal64_p): New.
9085 * c.opt (Wunsuffixed-float-constants): New.
9086 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
9087 unsuffixed float constant, handle new warning.
9088 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
9089 * c-decl.c (c_scope): New flag float_const_decimal64.
9090 (set_float_const_decimal64, clear_float_const_decimal64,
9091 float_const_decimal64_p): New.
9092 (push_scope): Set new flag.
9093 * c-parser.c (c_parser_translation_unit): Mark when it's valid
9094 to use STDC pragmas.
9095 (c_parser_external_declaration): Ditto.
9096 (c_parser_compound_statement_nostart): Ditto.
9097 * c-pragma.c (valid_location_for_stdc_pragma,
9098 mark_valid_location_for_stdc_pragma,
9099 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
9100 handle_pragma_float_const_decimal64): New.
9101 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
9102 * cp/semantics.c (valid_location_for_stdc_pragma_p,
9103 set_float_const_decimal64, clear_float_const_decimal64,
9104 float_const_decimal64_p): New dummy functions.
9105 * doc/extend.texi (Decimal Float): Remove statement that the
9106 pragma, and suffix for double constants, are not supported.
9107 * doc/invoke.texi (Warning Options): List new option.
9108 (-Wunsuffixed-float-constants): New.
9110 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
9112 * config/i386/i386.c: Do not include c-common.h.
9114 2009-05-07 Mark Heffernan <meheff@google.com>
9116 * doc/invoke.texi (Debugging Options): Document change of debugging
9118 * opts.c (decode_options): Make dump_base_name relative to
9119 aux_base_name directory.
9121 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
9123 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
9124 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
9126 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
9128 * Makefile.in (install-plugin): Simplify a bit.
9130 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
9132 * Makefile.in (OBJS-common): Add regcprop.o.
9134 * timevar.def (TV_CPROP_REGISTERS): New.
9135 * regrename.c (regrename_optimize): Return 0.
9136 (rest_of_handle_regrename): Delete.
9137 (pass_rename_registers): Point to regrename_optimize.
9138 (struct value_data_entry, struct value_data,
9139 kill_value_one_regno, kill_value_regno, kill_value,
9140 set_value_regno, init_value_data, kill_clobbered_value,
9141 kill_set_value, kill_autoinc_value, copy_value,
9142 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
9143 replace_oldest_value_reg, replace_oldest_value_addr,
9144 replace_oldest_value_mem, copyprop_hardreg_forward_1,
9145 debug_value_data, validate_value_data): Move...
9146 * regcprop.c: ... here.
9147 (rest_of_handle_cprop): Delete.
9148 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
9150 2009-05-07 Jakub Jelinek <jakub@redhat.com>
9153 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
9154 GEN_INT for 1 << bitnum.
9155 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
9158 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
9160 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
9161 Remove wrong description of "nand" operation.
9163 2009-05-06 Richard Guenther <rguenther@suse.de>
9164 Adam Nemet <anemet@caviumnetworks.com>
9166 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
9167 comment. Add that if LHS is not a gimple register, then RHS1 has
9168 to be a single object (GIMPLE_SINGLE_RHS).
9170 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
9172 * expr.c (get_def_for_expr): Move it up in the file.
9173 (store_field): When expanding a bit-field store, look at the
9174 defining gimple stmt for the masking conversion.
9176 2009-05-06 Janis Johnson <janis187@us.ibm.com>
9179 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
9180 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
9181 32-bit memcpy into long.
9183 2009-05-06 Jakub Jelinek <jakub@redhat.com>
9185 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
9186 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
9188 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
9189 instead of appending DW_OP_deref*.
9191 2009-05-06 Michael Matz <matz@suse.de>
9194 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
9195 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
9197 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
9199 * Makefile.in (install-plugin): Fix srcdir handling.
9201 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
9203 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
9204 when processing for not_regs_needed bitmap.
9205 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
9206 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
9207 handling it for rhs.
9209 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9211 * config/i386/i386.md (unnamed inc/dec peephole): Use
9212 optimize_insn_for_size_p instead of optimize_size.
9213 * config/i386/predicates.md (incdec_operand): Likewise.
9214 (aligned_operand): Likewise.
9215 * config/i386/sse.md (divv8sf3): Likewise.
9216 (sqrtv8sf2): Likewise.
9218 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9220 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
9222 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
9224 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9226 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
9227 ssemodesuffixf2c with avxmodesuffixf2c.
9229 2009-05-06 Joseph Myers <joseph@codesourcery.com>
9232 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
9234 2009-05-05 Jakub Jelinek <jakub@redhat.com>
9236 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
9237 (struct tree_base): Adjust spacing for 8 bit boundaries.
9238 (struct tree_decl_common): Add decl_by_reference_flag bit.
9239 (DECL_BY_REFERENCE): Adjust.
9240 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
9241 print DECL_BY_REFERENCE bit.
9242 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
9243 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
9244 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
9245 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
9249 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
9250 range of the type, but default label is missing, add it with one
9251 of the existing labels instead of adding a new label for it.
9253 2009-05-05 Joseph Myers <joseph@codesourcery.com>
9257 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
9259 * Makefile.in (enable_plugin, plugin_includedir): New.
9260 (install): Depend on install-plugin.
9261 (PLUGIN_HEADERS): New.
9262 (install-plugin): New.
9263 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
9265 2009-05-05 Richard Guenther <rguenther@suse.de>
9267 PR tree-optimization/40022
9268 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
9270 (phivn_valid_p): Fix tuplification error, simplify.
9271 (phiprop_insert_phi): Add dumps.
9272 (propagate_with_phi): Simplify.
9274 2009-05-05 Richard Guenther <rguenther@suse.de>
9277 * builtins.c (gimplify_va_arg_expr): Properly build the address.
9279 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
9281 * tree.h (strip_float_extensions): Remove duplicate declaration.
9282 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
9283 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
9284 block_ultimate_origin): Rearrange the declarations line to match the
9285 comment that indicates the .c file which the functions are defined.
9286 (dwarf2out_*, set_decl_rtl): Add comment.
9287 (get_base_address): Adjust comment.
9288 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
9289 declarations line and add comment.
9290 (is_builtin_name): Add blank after function name, for clarity.
9292 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9294 * attribs.c (decl_attributes): Use %qE for identifiers in
9296 * cgraphunit.c (verify_cgraph_node): Translate function names to
9297 locale character set in diagnostics.
9298 * coverage.c (get_coverage_counts): Use %qE for identifiers in
9300 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
9301 Document that functions are named in UTF-8.
9302 * expr.c (expand_expr_real_1): Translate function names to locale
9303 character set in diagnostics.
9304 * gimplify.c (omp_notice_variable, omp_is_private,
9305 gimplify_scan_omp_clauses): Use %qE for identifiers in
9307 * langhooks.c (lhd_print_error_function): Translate function names
9308 to locale character set.
9309 * langhooks.h (decl_printable_name): Document that return value is
9310 in internal character set.
9311 * stmt.c: Include pretty-print.h
9312 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
9314 (resolve_operand_name_1): Translate named operand name to locale
9316 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
9318 * toplev.c (announce_function): Translate function names to locale
9320 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
9321 (default_tree_printer): Use pp_identifier or translate identifiers
9322 to locale character set. Mark "<anonymous>" for translation.
9323 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
9324 for identifiers in diagnostics.
9325 * tree.c (handle_dll_attribute): Use %qE for identifiers in
9327 * varasm.c (output_constructor): Use %qE for identifiers in
9330 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
9332 * configure.ac: use ` ` instead of $()
9333 * configure: Regenerate.
9335 2009-05-05 Ben Elliston <bje@au.ibm.com>
9337 * config/pa/linux-atomic.c: Eliminate conditional include of
9338 errno.h on non-LP64 systems to simplify build requirements.
9340 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9342 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
9344 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
9345 and pass value to identifier_to_locale.
9346 (warn_variable_length_array): Make name a tree.
9347 (grokdeclarator): Separate diagnostic texts for named and unnamed
9348 declarators. Use %qE for named declarators.
9349 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
9351 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
9352 identifiers in diagnostics.
9353 * c-typeck.c (push_member_name, start_init): Pass identifiers to
9354 identifier_to_locale. Mark "anonymous" strings for translation.
9356 2009-05-04 Michael Eager <eager@eagercon.com>
9358 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
9359 address for DImode/DFmode only if double-precision FP regs.
9361 2009-05-04 Michael Eager <eager@eagercon.com>
9363 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
9364 TARGET_SINGLE_FLOAT check.
9366 2009-05-04 Michael Eager <eager@eagercon.com>
9368 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
9370 2009-05-04 Michael Eager <eager@eagercon.com>
9372 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
9373 * config/rs6000/t-xilinx: New
9375 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
9377 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
9378 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
9379 * gcc/explow.c (memory_address): Use target hook.
9380 * gcc/targhooks.c (default_legitimize_address): New.
9381 * gcc/targhooks.h (default_legitimize_address): New.
9382 * gcc/target.h (legitimize_address): New.
9383 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
9384 (TARGET_INITIALIZER): Include it.
9385 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
9387 * config/bfin/bfin-protos.h (legitimize_address): Remove.
9388 * config/bfin/bfin.c (legitimize_address): Remove.
9389 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
9390 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
9392 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
9393 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
9395 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
9396 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
9397 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
9398 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
9399 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
9400 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
9401 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
9402 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
9403 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
9404 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
9405 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
9406 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
9407 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
9408 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
9409 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
9410 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
9411 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
9412 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
9413 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
9414 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
9415 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
9416 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
9417 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
9419 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
9420 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
9421 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
9422 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
9423 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
9424 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
9425 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
9426 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
9427 (thumb_legitimize_address): Delete.
9428 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
9429 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
9430 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
9431 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
9432 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
9433 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
9435 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
9438 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
9439 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
9440 * config/m32r/m32r.c (m32r_legitimize_address): New.
9441 * config/m68k/m68k.c (m68k_legitimize_address): New.
9442 * config/score/score.c (score_legitimize_address): Standardize.
9443 * config/score/score3.c (score3_legitimize_address): Standardize.
9444 * config/score/score3.h (score3_legitimize_address): Adjust.
9445 * config/score/score7.c (score7_legitimize_address): Standardize.
9446 * config/score/score7.h (score7_legitimize_address): Adjust.
9447 * config/sh/sh.c (sh_legitimize_address): New.
9448 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
9450 * gcc/config/s390/s390.c (legitimize_address): Rename to...
9451 (s390_legitimize_address): ... this.
9452 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
9453 (sparc_legitimize_address): ... this.
9454 * gcc/config/i386/i386.c (legitimize_address): Rename to...
9455 (ix86_legitimize_address): ... this.
9456 * gcc/config/avr/avr.c (legitimize_address): Rename to...
9457 (avr_legitimize_address): ... this.
9458 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
9459 (mn10300_legitimize_address): ... this.
9460 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
9461 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
9462 (alpha_expand_mov): Adjust call.
9464 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
9465 * config/spu/spu.c (spu_legitimize_address): Likewise.
9466 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
9467 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
9469 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9471 * intl.c (locale_encoding, locale_utf8): New.
9472 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
9473 * intl.h (locale_encoding, locale_utf8): Declare.
9474 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
9475 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
9477 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
9479 (pp_tree_identifier): Define to call pp_base_tree_identifier.
9480 (pp_base_tree_identifier): Declare as function.
9481 (identifier_to_locale): Declare.
9482 * Makefile.in (pretty-print.o): Update dependencies.
9483 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
9485 2009-05-04 Richard Guenther <rguenther@suse.de>
9488 * builtins.c (fold_builtin_memory_op): Do not decay to element
9489 type if the size matches the whole array.
9491 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9493 * expmed.c (synth_mult): When trying out a shift, pass the result
9496 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9498 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
9499 (shiftsub1_cost): New.
9500 (init_expmed): Compute shiftsub1_cost.
9501 (synth_mult): Optimize multiplications by constants of the form
9502 -(2^^m-1) for some constant positive integer m.
9504 2009-05-03 Richard Guenther <rguenther@suse.de>
9507 * c-typeck.c (array_to_pointer_conversion): Do not built
9508 ADDR_EXPRs of arrays of pointer-to-element type.
9509 * c-gimplify.c (c_gimplify_expr): Revert change fixing
9510 up wrong ADDR_EXPRs after-the-fact.
9511 * c-common.c (strict_aliasing_warning): Strip pointer
9512 conversions for obtaining the original type.
9513 * builtins.c (fold_builtin_memset): Handle array types.
9514 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
9517 2009-05-03 Richard Guenther <rguenther@suse.de>
9520 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
9521 Do not lose casts from array types with unknown extent to array
9522 types with known extent.
9523 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
9524 alias set compatibility.
9526 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
9528 * flags.h (extra_warnings): Delete.
9529 * toplev.c (process_options): Handle Wuninitialized here.
9530 * opts.c (extra_warnings): Delete.
9531 (set_Wextra): Delete.
9532 (common_handle_option): -Wextra can be handled automatically.
9533 * c-opts.c (c_common_handle_option): Delete obsolete code.
9534 (c_common_post_options): Simplify comment.
9535 * common.opt (W): Add Var.
9537 (Wuninitialized): Initialize to -1.
9539 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
9540 Richard Guenther <rguenther@suse.de>
9542 * expr.c (get_def_for_expr): New function.
9543 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
9544 SSA rather than trees.
9545 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
9546 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
9548 2009-05-03 Joseph Myers <joseph@codesourcery.com>
9550 * c-common.c (reswords): Add _Imaginary.
9551 * c-common.c (enum rid): Add RID_IMAGINARY.
9553 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
9555 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
9556 Patch by Richard Guenther.
9558 2009-05-03 Anatoly Sokolov <aesok@post.ru>
9560 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
9561 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
9562 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
9563 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
9564 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
9565 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
9566 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
9567 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
9568 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
9569 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
9570 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
9571 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
9572 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
9573 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
9574 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
9575 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
9576 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
9577 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
9579 2009-05-02 Richard Guenther <rguenther@suse.de>
9581 PR tree-optimization/39940
9582 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
9585 2009-05-02 Richard Guenther <rguenther@suse.de>
9588 * tree-ssa.c (execute_update_addresses_taken): Properly check
9589 if we can mark a variable DECL_GIMPLE_REG_P.
9590 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
9591 back to the end of the function.
9592 (is_gimple_reg_type): Remove complex type special casing.
9593 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
9596 2009-05-02 Ben Elliston <bje@au.ibm.com>
9598 * doc/collect2.texi (Collect2): Document search path behaviour
9599 when configured with --with-ld.
9601 2009-05-02 Jan Hubicka <jh@suse.cz>
9603 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
9604 parameter; update callers.
9605 (coalesce_cost_edge): EH edges are costier because they needs
9606 splitting even if not critical and even more costier when there are
9607 multiple EH predecestors.
9609 2009-05-02 Jan Hubicka <jh@suse.cz>
9611 * except.c (remove_eh_handler_and_replace): Handle updating after
9612 removing TRY blocks.
9614 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
9616 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
9618 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
9620 * varasm.c: Do not include c-pragma.h.
9621 * attribs.c: Do not incude c-common.h.
9623 2009-05-01 Michael Matz <matz@suse.de>
9625 * calls.c (initialize_argument_information): Handle SSA names like
9626 decls with a non MEM_P DECL_RTL.
9628 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9630 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
9631 * ipa-utils.c: Likewise.
9632 * ipa-type-escape.c: Likewise.
9633 * cgraphunit.c Do not include c-common.h.
9634 * ipa-pure-const.c: Likewise.
9635 * tree-if-conv.c: Likewise.
9636 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
9637 * ipa-struct-reorg.c: Likewise.
9638 * tree-nomudflap.c: Likewise.
9639 * tree-ssa-structalias.c: Likewise.
9641 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9643 * store-motion.c: Many cleanups to make this pass a first-class
9644 citizen instead of an appendix to gcse load motion. Add TODO list
9645 to make this pass faster/cleaner/better.
9647 (struct ls_expr): Post gcse.c-split cleanups.
9648 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
9649 "stores" field to "avail_stores".
9650 (pre_ldst_mems): Rename to store_motion_mems.
9651 (pre_ldst_table): Rename to store_motion_mems_table.
9652 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
9653 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
9654 (ldst_entry): Rename to st_expr_entry, update users.
9655 (free_ldst_entry): Rename to free_st_expr_entry, update users.
9656 (free_ldst_mems): Rename to free_store_motion_mems, update users.
9657 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
9659 (first_ls_expr): Rename to first_st_expr, update users.
9660 (next_ls_expr): Rename to next_st_expr, update users.
9661 (print_ldst_list): Rename to print_store_motion_mems. Print names of
9662 fields properly for store motion instead of names inherited from load
9664 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
9665 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
9668 (ae_kill): Rename to st_kill, update users.
9669 (ae_gen): Rename to st_avloc, update users.
9670 (transp): Rename to st_transp, update users.
9671 (pre_insert_map): Rename to st_insert_map, update users.
9672 (pre_delete_map): Rename to st_delete_map, update users.
9673 (insert_store, build_store_vectors, free_store_memory,
9674 one_store_motion_pass): Update for abovementioned changes.
9676 (gcse_subst_count, gcse_create_count): Remove.
9677 (one_store_motion_pass): New statistics counters "n_stores_deleted"
9678 and "n_stores_created", local variables.
9680 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
9683 (regvec, compute_store_table_current_insn): Remove.
9684 (reg_set_info, reg_clear_last_set): Remove.
9685 (compute_store_table): Use DF caches instead of local dataflow
9688 2009-05-01 Joseph Myers <joseph@codesourcery.com>
9690 * c-objc-common.c (c_tree_printer): Print identifiers with
9691 pp_identifier, not pp_string. Mark "({anonymous})" for
9693 * c-pretty-print.c (pp_c_ws_string): New.
9694 (pp_c_cv_qualifier, pp_c_type_specifier,
9695 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
9696 pp_c_storage_class_specifier, pp_c_function_specifier,
9697 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
9698 pp_c_primary_expression, pp_c_postfix_expression,
9699 pp_c_unary_expression, pp_c_shift_expression,
9700 pp_c_relational_expression, pp_c_equality_expression,
9701 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
9702 use pp_string and pp_c_ws_string in place of pp_identifier and
9703 pp_c_identifier for non-identifiers. Mark English strings for
9705 * c-pretty-print.h (pp_c_ws_string): Declare.
9707 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
9708 Roland McGrath <roland@redhat.com>
9710 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
9711 (ENABLE_LD_BUILDID): New configuration option.
9712 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
9713 (LINK_BUILDID_SPEC): New macro.
9714 (init_spec): If defined, prepend it between LINK_EH_SPEC and
9716 * doc/install.texi: Document --enable-linker-build-id option.
9717 * configure: Rebuild.
9718 * config.in: Rebuild.
9720 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
9722 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
9723 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
9724 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
9725 MIPS_GP_SAVE_AREA_SIZE.
9726 * config/mips/mips.c (struct mips_frame_info): Update comment
9727 before arg_pointer_offset and hard_frame_pointer_offset.
9728 (mips_compute_frame_info): Update diagram before function: to
9729 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
9730 indicate the position of frame_pointer_rtx with -fstack-protector and
9731 to show args_size. Don't allocate cprestore area for leaf functions
9732 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
9734 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
9736 2009-04-30 Michael Matz <matz@suse.de>
9738 PR tree-optimization/39955
9739 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
9741 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
9743 * ira.c (setup_cover_and_important_classes): Use safe macro
9744 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
9746 * genpreds.c (write_tm_preds_h): Output suitable definition of
9747 REG_CLASS_FOR_CONSTRAINT.
9749 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9751 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
9753 * bitmap.c (bitmap_descriptor): Likewise.
9754 * ggc-common.c (loc_descriptor): Likewise.
9755 * varray.c (varray_descriptor): Likewise.
9756 * vec.c (vec_descriptor): Likewise.
9758 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
9760 * Makefile.in (dce.o): Add $(EXCEPT_H).
9761 * dce.c: Include except.h and delete redundant vector definitions.
9762 (deletable_insn_p): Return false for non-call insns that can throw
9765 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
9767 * gcse.c (ae_gen): Remove.
9768 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
9769 and make non-static function to make it available in store-motion.c.
9770 Update call sites with search-and-replace.
9771 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
9772 extract_mentioned_regs, extract_mentioned_regs_helper,
9773 find_moveable_store, compute_store_table, load_kills_store, find_loads,
9774 store_killed_in_insn, store_killed_after, store_killed_before,
9775 build_store_vectors, insert_insn_start_basic_block, insert-store,
9776 remove_reachable_equiv_notes, replace_store_insn, delete_store,
9777 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
9778 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
9779 * store-motion.c: ...new file. Also copy data structures from gcse.c
9780 and clean up to remove parts not used by store motion.
9781 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
9782 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
9784 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9787 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
9788 when optimizing for size.
9790 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
9792 * gcse.c (gcse_constant_p): Fix typo in last change.
9794 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9796 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
9798 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
9800 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
9802 2009-04-29 James E. Wilson <wilson@codesourcery.com>
9804 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
9805 CONST_HIGH_PART result.
9807 2009-04-29 Anatoly Sokolov <aesok@post.ru>
9809 * config/avr/avr.c (initial_elimination_offset): Rename to
9810 avr_initial_elimination_offset.
9811 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
9812 change return type to bool.
9813 (avr_can_eliminate): New function.
9814 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
9815 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
9816 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
9817 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
9818 avr_initial_elimination_offset.
9819 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
9820 (avr_initial_elimination_offset): Define.
9822 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
9823 Steven Bosscher <steven@gcc.gnu.org>
9825 PR rtl-optimization/39938
9826 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
9827 * cfgrtl.c: Include insn-attr.h.
9828 (rest_of_pass_free_cfg): New function.
9829 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
9830 * resource.c (init_resource_info): Remove call to df_analyze.
9832 2009-04-29 Richard Guenther <rguenther@suse.de>
9835 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
9836 allow conversion to signed integers.
9838 2009-04-29 Richard Guenther <rguenther@suse.de>
9840 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
9841 shifts of floating point vectors if the shift amount is
9842 a constant multiple of the element size.
9844 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
9845 Michael Matz <matz@suse.de>
9849 * tree-outof-ssa.c (emit_partition_copy): New function.
9850 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
9851 insert_part_to_rtx_on_edge): Perform the partition base var
9852 copy using emit_partition_copy.
9853 (insert_value_copy_on_edge): Convert constants to the right mode.
9854 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
9855 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
9857 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9859 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
9860 scan backwards to try to find a constant to initialize it.
9862 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
9863 insn before the loop_end instruction, don't look past labels.
9865 2009-04-29 Richard Guenther <rguenther@suse.de>
9868 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
9869 loose type conversions.
9870 (forward_propagate_addr_expr): Fix tuplification bug. Remove
9871 stmts only if there are no uses of its definition.
9873 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9875 * config/bfin/bfin.h (splitting_loops): Declare.
9876 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
9877 Reorder bit definitions to be ascending.
9878 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
9879 * config/bfin/bfin.c (splitting_loops): New variable.
9880 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
9881 (struct loop_info): Remove members INIT and LOOP_INIT.
9882 (bfin_optimize_loop): Don't set them. Reorder the code that generates
9883 the LSETUP sequence. Allow LC to be loaded from any register, but
9884 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
9885 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
9887 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
9888 of reload_completed.
9891 * config/bfin/bfin.md (movsi_insn): Refine constraints.
9893 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
9895 * Makefile.in (PLUGIN_VERSION_H): New.
9896 (OBJS-common): Remove plugin-version.o.
9897 (plugin.o): Depend on (PLUGIN_VERSION_H).
9898 (plugin-version.o): Remove.
9899 * configure: Regenerate
9900 * configure.ac: Create plugin-version.h.
9901 * gcc-plugin.h (plugin_gcc_version): Remove.
9902 (plugin_default_version_check): Change signature.
9903 * plugin-version.c: Remove.
9904 * plugin.c: Include plugin-version.h.
9905 (str_plugin_gcc_version_name): Remove.
9906 (try_init_one_plugin): Pass gcc version to plugin_init.
9907 (plugin_default_version_check): Both gcc and plugin versions are now
9910 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9912 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
9913 problematic last insns. Test for TYPE_CALL rather than CALL_P.
9914 Remove special case testing for last insn of inner loops. Don't fail
9915 if the loop ends with a jump, emit an extra nop instead.
9917 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
9918 DREGS rather than comparing directly. Remove code that tries to
9919 account for latencies.
9921 2009-04-29 Richard Guenther <rguenther@suse.de>
9923 PR tree-optimization/39941
9924 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
9925 eliminating an indirect call.
9927 2009-04-29 Richard Guenther <rguenther@suse.de>
9929 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
9930 parameter. Allow invariants as base if !require_lvalue.
9931 (verify_gimple_assign_single): Adjust.
9933 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9935 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
9936 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
9937 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
9938 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
9939 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
9941 * config/bfin/bfin.c (bfin_expand_builtin,
9942 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
9944 2009-04-28 Richard Guenther <rguenther@suse.de>
9946 * tree-vect-loop.c (get_initial_def_for_induction): Use
9947 correct types for pointer increment.
9949 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9951 * toplev.c (print_version): Update GMP version string calculation.
9953 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
9955 PR rtl-optimization/39938
9956 * resource.c (init_resource_info): Add call to df_analyze.
9958 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9960 * config/alpha/alpha.md (usegp): Cast the result of
9961 alpha_find_lo_sum_using_gp to enum attr_usegp.
9962 * config/alpha/alpha.c (override_options): Remove end-of-structure
9963 marker element from cpu_table. Use array size of cpu_table to handle
9964 -mcpu and -mtune options.
9965 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
9967 2009-04-28 Joseph Myers <joseph@codesourcery.com>
9969 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
9970 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
9971 tune_32 and tune_64.
9972 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
9974 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
9975 * config/rs6000/option-defaults.h: ... here. New file.
9976 (OPT_64, OPT_32): Define.
9977 (MASK_64BIT): Define to 0 if not already defined.
9978 (OPT_ARCH64, OPT_ARCH32): Define.
9979 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
9982 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9984 * config/arm/arm.c (arm_override_options): Emit error on using
9987 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9989 PR rtl-optimization/39914
9990 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9991 registers for allocnos created from user-defined variables only
9992 when not optimizing.
9994 2009-04-28 Richard Guenther <rguenther@suse.de>
9997 * fold-const.c (fold_binary): Use distribute_real_division only
10000 2009-04-28 Steve Ellcey <sje@cup.hp.com>
10002 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
10003 add hpux-stdint.h to tm_file.
10004 (hppa[12]*-*-hpux11*): Ditto.
10005 (ia64*-*-hpux*): Ditto.
10006 * config/hpux-stdint.h: New.
10007 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
10008 __STDC_EXT__ for all compiles.
10009 * config/pa/pa-hpux.h: Ditto.
10010 * config/pa/pa-hpux10.h: Ditto.
10011 * config/pa/pa-hpux11.h: Ditto.
10013 2009-04-28 Catherine Moore <clm@codesourcery.com>
10015 * debug.h (set_name): Add comment.
10017 2009-04-28 Andrew Pinski <pinskia@gmail.com>
10020 * config/darwin.c (machopic_gen_offset): Check
10021 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
10022 * config/arm/arm.c (require_pic_register): Likewise.
10024 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
10026 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
10027 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
10028 m32c_promote_prototypes): Delete.
10030 2009-04-28 Michael Matz <matz@suse.de>
10032 PR middle-end/39922
10033 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
10036 2009-04-28 Richard Guenther <rguenther@suse.de>
10038 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
10040 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10042 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
10043 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
10044 * config/arm/arm-tune.md: Regenerate.
10046 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
10048 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
10049 block if there are complex incoming edges.
10050 (sel_merge_blocks): Remove useless assert.
10051 (sel_redirect_edge_and_branch): Check that edge was redirected.
10052 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
10053 (sel_find_rgns): Delete declaration.
10054 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
10055 the region when it is not a preheader.
10057 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10060 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
10062 2009-04-28 Richard Guenther <rguenther@suse.de>
10064 * tree.h (SSA_NAME_VALUE): Remove.
10065 (struct tree_ssa_name): Remove value_handle member.
10066 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
10067 array for jump threading.
10068 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
10070 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
10071 * tree-flow.h (threadedge_initialize_values): Declare.
10072 (threadedge_finalize_values): Likewise.
10073 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
10074 (SSA_NAME_VALUE): Define.
10075 (threadedge_initialize_values): New function.
10076 (threadedge_finalize_values): Likewise.
10077 * tree-ssa-dom.c (ssa_name_values): New global variable.
10078 (SSA_NAME_VALUE): Define.
10079 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
10081 2009-04-28 Ira Rosen <irar@il.ibm.com>
10083 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
10084 Use REPORT_VECTORIZED_LOCATIONS instead
10085 REPORT_VECTORIZED_LOOPS.
10086 * tree-vectorizer.c (vect_verbosity_level): Make static.
10087 (vect_loop_location): Rename to vect_location.
10088 (vect_set_verbosity_level): Update comment.
10089 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
10091 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
10092 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
10093 instead REPORT_UNVECTORIZED_LOOPS.
10094 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
10095 and vect_loop_def to vect_external_def and vect_internal_def.
10096 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
10097 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
10098 REPORT_UNVECTORIZED_LOCATIONS.
10099 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
10100 and vect_used_in_loop and to vect_unused_in_scope and
10101 vect_used_in_scope.
10102 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
10103 (vect_verbosity_level): Remove declaration.
10104 (vect_analyze_operations): Likewise.
10105 (vect_analyze_stmt): Declare.
10106 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
10107 REPORT_UNVECTORIZED_LOCATIONS.
10108 (vect_get_loop_niters): Fix indentation.
10109 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
10110 (vect_analyze_loop_operations): New function.
10111 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
10112 vect_analyze_operations.
10113 (vect_is_simple_reduction): Use new names.
10114 (vectorizable_live_operation, vect_transform_loop): Likewise.
10115 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
10116 to specify whether the data references can be a part of interleaving
10118 (vect_analyze_data_ref_dependence): Use new names.
10119 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
10120 (vect_create_addr_base_for_vector_ref): Remove redundant code.
10121 * tree-vect-patterns.c (widened_name_p): Use new names.
10122 (vect_recog_dot_prod_pattern): Likewise.
10123 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
10124 (process_use, vect_mark_stmts_to_be_vectorized,
10125 vect_model_simple_cost, vect_model_store_cost,
10126 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
10127 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
10128 vectorizable_operation, vectorizable_type_demotion,
10129 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
10130 vectorizable_condition): Likewise.
10131 (vect_analyze_operations): Split into vect_analyze_loop_operations
10133 (vect_analyze_stmt): ... new function.
10134 (new_stmt_vec_info): Use new names.
10135 (vect_is_simple_use): Use new names and fix comment.
10136 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
10137 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
10139 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10142 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
10143 and integer modes for x87 operands. Do not ICE for unsupported size,
10144 generate error instead. Generate error for unsupported operand types.
10145 ['z']: Do not handle HImode memory operands specially. Warning
10146 for floating-point operands. Fallthru to 'Z' for unsupported operand
10147 types. Do not ICE for unsupported size, generate error instead.
10148 (output_387_binary_op): Use %Z to output operands.
10149 (output_fp_compare): Ditto.
10150 (output_387_reg_move): Ditto.
10152 2009-04-28 Ben Elliston <bje@au.ibm.com>
10157 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10159 * builtins.c (c_strlen): Do not warn here.
10160 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
10161 * c-common.c (pointer_int_sum): Take an explicit location.
10162 Warn about offsets out of bounds.
10163 * c-common.h (pointer_int_sum): Adjust declaration.
10165 2009-04-27 Ian Lance Taylor <iant@google.com>
10167 * collect2.c (is_ctor_dtor): Change type of ret field in struct
10169 * dce.c (run_fast_df_dce): Change type of old_flags to int.
10170 * df-core.c (df_set_flags): Change return type to int. Change
10171 type of old_flags to int.
10172 (df_clear_flags): Likewise.
10173 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
10174 (df_get_conditional_uses): Likewise.
10175 * df.h (df_set_flags, df_clear_flags): Update declarations.
10176 * dwarf2out.c (struct indirect_string_node): Change type of form
10177 field to enum dwarf_form.
10178 (AT_string_form): Change return type to enum dwarf_form.
10179 * fixed-value.c (fixed_compare): Add cast to enum type.
10180 * fwprop.c (update_df): Change 0 to VOIDmode.
10181 * gensupport.c: Change 0 to UNKNOWN.
10182 * gimple.h (gimple_cond_code): Add cast to enum type.
10183 * haifa-sched.c (reemit_notes): Add cast to enum type.
10184 * hooks.c (hook_int_void_no_regs): Remove function.
10185 * hooks.h (hook_int_void_no_regs): Remove declaration.
10186 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
10187 * predict.c (combine_predictions_for_insn): Add casts to enum type.
10188 * real.c (real_arithmetic): Add cast to enum type.
10189 (real_compare): Likewise.
10190 * target.h (struct gcc_target): Change return type of
10191 branch_target_register_class to enum reg_class.
10192 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
10193 default_branch_target_register_class.
10194 * targhooks.c (default_branch_target_register_class): New function.
10195 * targhooks.h (default_branch_target_register_class): Declare.
10196 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
10197 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
10199 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
10201 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
10202 vect_uninitialized_def. Change 0 to ERROR_MARK.
10203 * tree-vect-stmts.c (supportable_widening_operation): Don't
10204 initialize icode1 and icode2.
10205 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
10206 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
10208 (cmn_err_flag_specs): Change 0 to STD_C89.
10209 (cmn_err_char_table): Likewise.
10210 * config/arm/arm.c (get_arm_condition_code): Change type of code
10211 to enum arm_cond_code.
10212 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
10213 (IWMMXT_BUILTIN2): Likewise.
10214 (neon_builtin_type_bits): Don't define typedef.
10215 (neon_builtin_datum): Change type of bits field to int.
10216 (arm_expand_neon_args): Add cast to enum type.
10217 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
10219 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
10220 casts to enum type.
10221 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
10223 * config/mips/mips.md (jal_macro): Return enum constant.
10224 (single_insn): Likewise.
10225 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
10227 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10228 casts to enum type.
10229 * config/s390/s390.c (s390_tune_flags): Change type to int.
10230 (s390_arch_flags): Likewise.
10231 (s390_handle_arch_option): Change flags field of struct pta to int.
10232 * config/s390/s390.h (s390_tune_flags): Update declaration.
10233 (s390_arch_flags): Likewise.
10234 * config/sh/sh.c (prepare_move_operands): Compare
10235 tls_symbolic_operand result with enum constant.
10236 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
10237 (sh_expand_prologue): Add cast to enum type.
10238 (sh_expand_epilogue): Likewise.
10239 (tls_symbolic_operand): Change return type to enum tls_model.
10240 (fpscr_set_from_mem): Add cast to enum type.
10241 (legitimize_pic_address): Compare tls_symbolic_operand result with
10243 (sh_target_reg_class): Change return type to enum reg_class.
10244 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
10246 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
10247 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
10248 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
10249 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
10250 (delayed_branch, tls_call_delay): Likewise.
10251 (eligible_for_sibcall_delay): Likewise.
10252 (eligible_for_return_delay): Likewise.
10253 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
10254 (spu_expand_builtin_1): Likewise.
10256 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
10257 for all types of conversions.
10258 (output_init_element): Issue -Wc++-compat warning if needed when
10259 initializing a bitfield with enum type.
10260 * c-parser.c (c_parser_expression): Set original_type to
10261 original_type of right hand operand of comman operator.
10263 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10265 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
10267 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
10268 * doc/cpp.texi (Standard Predefined Macros)
10269 (Implementation-defined behavior): Likewise.
10270 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
10271 * doc/gimple.texi (GIMPLE Exception Handling)
10272 (@code{GIMPLE_ASSIGN}): Likewise.
10273 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
10274 * doc/invoke.texi (Warning Options, Optimize Options)
10275 (AVR Options, Darwin Options): Likewise.
10276 (Optimize Options): Reformulate -fwhole-program description.
10277 * doc/loop.texi (Lambda): Likewise.
10278 * doc/md.texi (Output Template, Define Constraints)
10279 (Standard Names, Insn Splitting): Likewise.
10280 * doc/options.texi (Option properties): Likewise.
10281 * doc/passes.texi (Tree-SSA passes): Likewise.
10282 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
10283 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
10284 (File Names and DBX): Likewise.
10285 * doc/trouble.texi (Incompatibilities): Likewise.
10287 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10289 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
10290 instruction is correct.
10292 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10294 Allow non-constant arguments to conversion intrinsics.
10295 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
10296 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
10297 * spu.c (print_operand): Handle 'v' and 'w'.
10298 (exp2_immediate_p, spu_gen_exp2): Define.
10299 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
10300 spu_convtf_1): Update parameter descriptions.
10301 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
10302 * constraints.md ('v', 'w'): New.
10303 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
10305 (i2f, I2F): New define_mode_attr.
10306 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
10307 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
10308 fixuns_truncv4sfv4si2): Update to use mode attribute.
10309 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
10310 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
10311 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
10312 patterns for combine.
10314 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
10316 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
10317 (cprop, hoist, pre, store_motion): New debug counters.
10318 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
10319 is not an RTL pass anymore.
10320 (pass_profiling): Remove extern decl for pass removed in 2005.
10321 (pass_gcse, pass_jump_bypass): Remove.
10322 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
10323 to 0 for clean state.
10324 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
10325 * cse.c (gate_handle_cse_after_global_opts,
10326 rest_of_handle_cse_after_global_opts): New functions.
10327 (pass_cse_after_global_opts): New pass, does local CSE.
10328 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
10329 (TV_CPROP): New timevar.
10330 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
10331 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
10332 (gcse_main, recompute_all_luids): Remove.
10333 (compute_hash_table_work): Call max_reg_num instead of reading
10335 (cprop_jump): Don't set run_jump_opt_after_gcse.
10336 (constprop_register): Always allow to alter jumps.
10337 (cprop_insn): Likewise.
10338 (do_local_cprop): Likewise.
10339 (local_cprop_pass): Likewise. Return non-zero if something changed.
10340 (cprop): Remove function, fold interesting bits into one_cprop_pass.
10341 (find_implicit_sets): Add note about missed optimization opportunity.
10342 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
10343 pass_rtl_cprop execute function.
10344 Don't bother tracking the pass number, each pass gets its own dumpfile
10346 Always allow to alter jumpsand bypass jumps.
10347 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
10348 will just find no suitable set.
10349 (pre_edge_insert): Fix dumping, this function is for PRE only.
10350 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
10351 pass_rtl_pre execute function.
10352 (hoist_code): Return non-zero if something changed. Keep track of
10353 substitutions and insertions for statistics gathering similar to PRE.
10354 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
10355 called from the pass_rtl_hoist execute function. Show pass statistics.
10356 (compute_store_table): Use max_reg_num directly instead of using the
10357 formerly global max_gcse_regno.
10358 (build_store_vectors): Likewise.
10359 (replace_store_insn): Fix dumping.
10360 (store_motion): Rename to ...
10361 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
10362 pass, called from the pass_rtl_store_motion execute function. Keep
10363 track of substitutions and insertions for statistics gathering similar
10365 (bypass_jumps): Remove, fold interesting bits into ...
10366 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
10367 from the pass_rtl_cprop execute function.
10368 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
10369 pass_jump_bypass): Remove.
10370 (gate_handle_gcse, rest_of_handle_gcse): Remove.
10371 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
10372 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
10373 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
10374 (gate_rtl_store_motion, execute_rtl_store_motion,
10375 pass_rtl_store_motion): New.
10376 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
10377 make it clear that -fcse-skip-blocks is a no-op for backward compat.
10378 * passes.c (init_optimization_passes): Remove pass_gcse and
10379 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
10380 and cse_after_global_opts in place of pass_gcse. Schedule cprop
10381 instead of pass_jump_bypass.
10383 2009-04-27 Richard Guenther <rguenther@suse.de>
10385 PR middle-end/39928
10386 * gimplify.c (gimplify_expr): If we are required to create
10387 a temporary make sure it ends up as register.
10389 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
10392 * config/i386/i386.c (construct_container): Don't call
10393 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
10394 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
10396 2009-04-27 Michael Matz <matz@suse.de>
10398 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
10399 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
10400 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
10401 (dump_replaceable_exprs): Take a bitmap.
10402 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
10404 (expand_gimple_basic_block): Likewise.
10405 * tree-ssa-ter.c (struct temp_expr_table_d): Make
10406 replaceable_expressions member a bitmap.
10407 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
10408 (mark_replaceable): Likewise.
10409 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
10410 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
10412 2009-04-27 Richard Guenther <rguenther@suse.de>
10414 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
10415 (verify_stmts): Dispatch to gimple/type verification code.
10416 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
10417 issue with call argument types.
10419 2009-04-27 Michael Matz <matz@suse.de>
10421 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
10422 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
10425 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
10426 Eric Botcazou <ebotcazou@adacore.com>
10428 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
10429 a label's basic block.
10430 (mark_target_live_regs): Tidy and rework obsolete comments.
10431 Change back DF problem to LIVE. If a label starts a basic block,
10432 assume that all registers that used to be live then still are.
10433 (init_resource_info): If a label starts a basic block, set its
10434 BLOCK_FOR_INSN accordingly.
10435 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
10437 2009-04-27 Richard Guenther <rguenther@suse.de>
10439 * tree-flow-inline.h (function_ann): Remove.
10440 (get_function_ann): Likewise.
10441 * tree-dfa.c (create_function_ann): Remove.
10442 * tree-flow.h (struct static_var_ann_d): Remove.
10443 (struct function_ann_d): Likewise.
10444 (union tree_ann_d): Remove fdecl member.
10445 (function_ann_t): Remove.
10446 (function_ann, get_function_ann, create_function_ann): Remove
10449 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
10451 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
10453 2009-04-27 Jan Hubicka <jh@suse.cz>
10455 * ipa-pure-const.c (struct funct_state_d): New fields
10456 state_previously_known, looping_previously_known; remove
10457 state_set_in_source.
10458 (analyze_function): Use new fields.
10459 (propagate): Avoid assumption that state_set_in_source imply
10462 * tree-ssa-loop-niter.c (finite_loop_p): New function.
10463 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
10464 * cfgloop.h (finite_loop_p): Declare.
10466 2009-04-26 Michael Matz <matz@suse.de>
10468 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
10470 2009-04-26 Michael Matz <matz@suse.de>
10472 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
10473 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
10474 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
10475 pass_mark_used_blocks): Remove.
10476 * tree-optimize.c (pass_free_datastructures,
10477 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
10478 * passes.c (init_optimization_passes): Don't call
10479 pass_mark_used_blocks, remove dead code.
10481 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
10483 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
10484 * tree-ssa-live.h (register_ssa_partition): Likewise.
10486 2009-04-26 Michael Matz <matz@suse.de>
10489 * builtins.c (fold_builtin_next_arg): Handle SSA names.
10490 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
10491 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
10493 (compare_pairs): Swap cost comparison.
10494 (coalesce_ssa_name): Don't use change_partition_var.
10495 * tree-nrv.c (struct nrv_data): Add modified member.
10496 (finalize_nrv_r): Set it.
10497 (tree_nrv): Use it to update statements.
10498 (pass_nrv): Require PROP_ssa.
10499 * tree-mudflap.c (mf_decl_cache_locals,
10500 mf_build_check_statement_for): Use make_rename_temp.
10501 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
10502 * alias.c (find_base_decl): Handle SSA names.
10503 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
10504 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
10505 * rtl.h (set_reg_attrs_for_parm): Declare.
10506 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
10507 to "optimized", remove unused locals at finish.
10508 (execute_free_datastructures): Make global, call
10509 delete_tree_cfg_annotations.
10510 (execute_free_cfg_annotations): Don't call
10511 delete_tree_cfg_annotations.
10513 * ssaexpand.h: New file.
10514 * expr.c (toplevel): Include ssaexpand.h.
10515 (expand_assignment): Handle SSA names the same as register variables.
10516 (expand_expr_real_1): Expand SSA names.
10517 * cfgexpand.c (toplevel): Include ssaexpand.h.
10518 (SA): New global variable.
10519 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
10520 (SSAVAR): New macro.
10521 (set_rtl): New helper function.
10522 (add_stack_var): Deal with SSA names, use set_rtl.
10523 (expand_one_stack_var_at): Likewise.
10524 (expand_one_stack_var): Deal with SSA names.
10525 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
10526 before unique numbers.
10527 (expand_stack_vars): Use set_rtl.
10528 (expand_one_var): Accept SSA names, add asserts for them, feed them
10529 to above subroutines.
10530 (expand_used_vars): Expand all partitions (without default defs),
10531 then only the local decls (ignoring those expanded already).
10532 (expand_gimple_cond): Remove edges when jumpif() expands an
10533 unconditional jump.
10534 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
10535 or remove abnormal edges. Ignore insns setting the LHS of a TERed
10537 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
10538 members of SA; deal with PARM_DECL partitions here; expand
10539 all PHI nodes, free tree datastructures and SA. Commit instructions
10540 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
10541 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
10542 info and statements at start, collect garbage at finish.
10543 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
10544 (VAR_ANN_PARTITION) Remove.
10545 (change_partition_var): Don't declare.
10546 (partition_to_var): Always return SSA names.
10547 (var_to_partition): Only accept SSA names.
10548 (register_ssa_partition): Only check argument.
10549 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
10551 (delete_var_map): Don't free it.
10552 (var_union): Only accept SSA names, simplify.
10553 (partition_view_init): Mark only useful SSA names as used.
10554 (partition_view_fini): Only deal with SSA names.
10555 (change_partition_var): Remove.
10556 (dump_var_map): Use ssa_name instead of partition_to_var member.
10557 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
10559 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
10560 (struct _elim_graph): New member const_dests; nodes member vector of
10562 (set_location_for_edge): New static helper.
10563 (create_temp): Remove.
10564 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
10565 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
10566 (new_elim_graph): Allocate const_dests member.
10567 (clean_elim_graph): Truncate const_dests member.
10568 (delete_elim_graph): Free const_dests member.
10569 (elim_graph_size): Adapt to new type of nodes member.
10570 (elim_graph_add_node): Likewise.
10571 (eliminate_name): Likewise.
10572 (eliminate_build): Don't take basic block argument, deal only with
10573 partition numbers, not variables.
10574 (get_temp_reg): New static helper.
10575 (elim_create): Use it, deal with RTL temporaries instead of trees.
10576 (eliminate_phi): Adjust all calls to new signature.
10577 (assign_vars, replace_use_variable, replace_def_variable): Remove.
10578 (rewrite_trees): Only do checking.
10579 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
10580 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
10581 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
10582 contains_tree_r, MAX_STMTS_IN_LATCH,
10583 process_single_block_loop_latch, analyze_edges_for_bb,
10584 perform_edge_inserts): Remove.
10585 (expand_phi_nodes): New global function.
10586 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
10587 functions, initialize new parameter, remember partitions having a
10589 (finish_out_of_ssa): New global function.
10590 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
10591 don't reset in_ssa_p here, don't disable TER when mudflap.
10592 (pass_del_ssa): Remove.
10593 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
10595 (execute_free_datastructures): Declare.
10596 * Makefile.in (SSAEXPAND_H): New variable.
10597 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
10598 * basic-block.h (commit_one_edge_insertion): Declare.
10599 * passes.c (init_optimization_passes): Move pass_nrv and
10600 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
10601 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
10602 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
10603 (redirect_branch_edge): Deal with super block when expanding, split
10604 out jump patching itself into ...
10605 (patch_jump_insn): ... here, new static helper.
10607 2009-04-26 Michael Matz <matz@suse.de>
10609 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
10610 beyond num_ssa_names.
10611 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
10612 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
10614 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10616 PR inline-asm/39543
10617 * fwprop.c (forward_propagate_asm): New function.
10618 (forward_propagate_and_simplify): Propagate also into __asm, if it
10619 doesn't increase the number of referenced registers.
10622 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
10624 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10626 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
10627 note_nonlocal_vla_type for nonlocal VLAs.
10628 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
10629 contains_remapped_vars, remap_vla_decls): New functions.
10630 (convert_nonlocal_reference_stmt): If not optimizing, call
10631 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
10632 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
10633 if it wasn't found in var_map.
10634 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
10635 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
10636 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
10638 * gimplify.c (nonlocal_vlas): New variable.
10639 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
10641 (gimplify_body): Create and destroy nonlocal_vlas.
10643 * dwarf2out.c (loc_descr_plus_const): New function.
10644 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
10645 mem_loc_descriptor, loc_descriptor_from_tree_1,
10646 descr_info_loc, gen_variable_die): Use it.
10648 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
10649 !TREE_STATIC VAR_DECLs.
10650 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
10651 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
10652 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
10653 DECL_BY_REFERENCE is valid.
10654 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
10655 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
10656 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
10657 Copy DECL_BY_REFERENCE.
10658 (struct nesting_copy_body_data): New type.
10659 (nesting_copy_decl): New function.
10660 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
10661 if they have variable length.
10663 2009-04-26 Michael Matz <matz@suse.de>
10665 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
10666 mark new temporaries for renaming.
10668 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10671 * c-decl.c (global_bindings_p): Return negative value.
10672 (c_variable_size): New. Based on variable_size from
10674 (grokdeclarator): Call c_variable_size not variable_size.
10676 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
10678 * config/i386/i386.c (print_operand) ['z']: Fix typo.
10680 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
10682 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
10683 Redefine it to just use mingw/include.
10684 (ASM_SPEC): Rules for -m32 and -m64.
10685 (LINK_SPEC): Use Likewise.
10686 (SPEC_32): New define.
10687 (SPEC_64): Likewise.
10688 (SUB_LINK_SPEC): Likewise.
10689 (MULTILIB_DEFAULTS): New define.
10690 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
10691 Add multilib options.
10692 (MULTILIB_DIRNAMES): Likewise.
10693 (MULTILIB_OSDIRNAMES): Likewise.
10694 (LIBGCC): Likewise.
10695 (INSTALL_LIBGCC): Likewise.
10697 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10700 * c-tree.h (enum c_inline_static_type): New.
10701 (record_inline_static): Declare.
10702 * c-decl.c (struct c_inline_static, c_inline_statics,
10703 record_inline_static, check_inline_statics): New.
10704 (pop_file_scope): Call check_inline_statics.
10705 (start_decl): Call record_inline_static instead of pedwarning
10706 directly for static in inline function.
10707 * c-typeck.c (build_external_ref): Call record_inline_static
10708 instead of pedwarning directly for static referenced in inline
10711 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
10713 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
10714 not new but only being rescanned.
10715 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
10716 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
10717 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
10718 record_set_info, compute_set, grealloc): Remove.
10719 (recompute_all_luids): New function.
10720 (gcse_main): Don't compute sets, and don't do related memory
10721 allocations/free-ing. If something changed before the end of the
10722 pass, update LUIDs using recompute_all_luids.
10723 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
10724 (free_gcse_mem): Don't free it either.
10725 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
10726 Use the df insn LUIDs.
10727 (load_killed_in_block): Likewise.
10728 (compute_hash_table_work): Don't compute reg_set_in_block.
10729 (compute_transp): Use DF_REG_DEF_CHAINs.
10730 (local_cprop_pass): Don't use compute_sets and related functions.
10731 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
10732 Use get_max_uid() instead of max_cuid.
10733 (insert_insn_end_basic_block, pre_insert_copy_insn,
10734 update_ld_motion_stores): Don't try to
10735 keep reg_set tables up to date.
10736 (pre_insert_copies): Use df insn LUIDs.
10737 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
10738 (reg_set_info): Don't use extra bitmap argument.
10739 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
10740 information to compute regs_set_in_block.
10741 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
10742 (bypass_jumps): Don't use compute_sets and friends.
10744 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10747 * opts.c (undocumented_msg): Do not leave blank even with
10750 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10752 * c-decl.c (build_enumerator): Allow values folding to integer
10753 constants but not integer constant expressions with a pedwarn if
10756 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10759 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
10760 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
10761 type is an integer constant.
10763 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10766 * config/i386/i386.c (print_operand) ['z']: Revert handling of
10769 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10772 * c-decl.c (grokdeclarator): Diagnose declarations of functions
10773 with variably modified return type and no storage class
10774 specifiers, except for the case of nested functions. Distinguish
10775 extern declarations of functions with variably modified return
10776 types from those of objects with variably modified types.
10778 2009-04-25 Jan Hubicka <jh@suse.cz>
10780 * tree.c (list_equal_p): New function.
10781 * tree.h (list_equal_p): Declare.
10782 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10783 basic_block_def, basic_block, const_basic_block): New.
10784 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
10785 (redirect_eh_edge): New function.
10786 (make_eh_edge_update_phi): EH edges are not abnormal.
10787 * except.c: Include tree-flow.h.
10788 (list_match): New function.
10789 (eh_region_replaceable_by_p): New function.
10790 (replace_region): New function.
10791 (hash_type_list): New function.
10792 (hash_eh_region): New function.
10793 (eh_regions_equal_p): New function.
10794 (merge_peers): New function.
10795 (remove_unreachable_regions): Verify EH tree when checking;
10797 (copy_eh_region_1): New function.
10798 (copy_eh_region): New function.
10799 (push_reachable_handler): New function.
10800 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
10801 regions without label but with live RESX.
10802 * except.h (redirect_eh_edge_to_label): New.
10803 * tree-flow.h (redirect_eh_edge): New.
10804 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10805 basic_block_def, basic_block, const_basic_block): Remove.
10806 * Makefile.in (except.o): Add dependency on tree-flow.h
10807 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
10808 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
10811 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
10814 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
10815 on the destination of memcpy.
10817 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
10819 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
10820 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
10821 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
10823 2009-04-25 Jan Hubicka <jh@suse.cz>
10825 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
10826 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
10827 to be reached by different label than left.
10828 (update_eh_edges): Update comment; remove edge_to_remove if possible
10829 and return true if suceeded.
10830 (cleanup_empty_eh): Accept sharing map; handle shared regions.
10831 (cleanup_eh): Compute sharing map.
10832 * except.c (remove_eh_handler_and_replace): Add argument if we should
10834 (remove_unreachable_regions): Update for label sharing.
10835 (label_to_region_map): Likewise.
10836 (get_next_region_sharing_label): New function.
10837 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
10839 (remove_eh_handler): Update.
10840 (remove_eh_region_and_replace_by_outer_of): New function.
10841 * except.h (struct eh_region): Add next_region_sharing_label.
10842 (remove_eh_region_and_replace_by_outer_of,
10843 get_next_region_sharing_label): Declare.
10844 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
10846 2009-04-25 Jan Hubicka <jh@suse.cz>
10848 * tree-cfg.c (split_critical_edges): Split also edges where we can't
10849 insert code even if they are not critical.
10851 2009-04-25 Jan Hubicka <jh@suse.cz>
10853 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10854 (gimple_can_remove_branch_p): EH edges won't remove branch by
10856 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
10857 updating of non-abnormal EH edges.
10858 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10859 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
10860 (split_critical_edges): Split also edges where emitting code on them
10861 will lead to splitting later.
10863 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10864 H.J. Lu <hongjiu.lu@intel.com>
10867 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
10868 the configured assembler supports fildq and fistpq mnemonics.
10869 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
10870 * configure: Regenerated.
10871 * config.in: Ditto.
10873 * config/i386/i386.c (print_operand): Handle 'Z'.
10874 ['z']: Remove handling of special fild/fist suffixes.
10875 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
10876 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
10877 suffix of fild insn.
10878 (*floatsi<mode>2_vector_mixed): Ditto.
10879 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
10880 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
10881 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
10882 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
10883 * config/i386/gas.h (GAS_MNEMONICS): Remove.
10885 2009-04-25 Ben Elliston <bje@au.ibm.com>
10887 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
10888 the source of a set operation.
10890 2009-04-25 Anatoly Sokolov <aesok@post.ru>
10892 * target.h (struct gcc_target): Add case_values_threshold field.
10893 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
10894 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
10895 * targhooks.c (default_case_values_threshold): New function.
10896 * targhooks.h (default_case_values_threshold): Declare function.
10897 * stmt.c (expand_case): Use case_values_threshold target hook.
10898 * expr.h (case_values_threshold): Remove declartation.
10899 * expr.c (case_values_threshold): Remove function.
10900 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
10902 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
10903 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10904 (avr_case_values_threshold): Declare as static.
10905 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
10907 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
10908 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10909 (mn10300_case_values_threshold): New function.
10911 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10913 * ira.c (setup_cover_and_important_classes): Add enum cast.
10915 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
10917 * genpreds.c (write_enum_constraint_num): Output definition of
10918 CONSTRAINT_NUM_DEFINED_P macro.
10919 * ira.c (setup_cover_and_important_classes): Use
10920 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
10922 2009-04-24 DJ Delorie <dj@redhat.com>
10924 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
10925 __SH2A_SINGLE_ONLY__ also.
10927 2009-04-24 Steve Ellcey <sje@cup.hp.com>
10929 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
10930 (movdf_internal): Ditto.
10931 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
10932 SFmode and DFmode constants.
10933 (ia64_print_operand): Add 'G' format for printing
10934 floating point constants.
10936 2009-04-24 Richard Guenther <rguenther@suse.de>
10938 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
10939 from unsigned additions.
10941 2009-04-24 Joseph Myers <joseph@codesourcery.com>
10943 * c-typeck.c (set_init_index): Allow array designators that are
10944 not integer constant expressions with a pedwarn if pedantic.
10946 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10948 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
10949 zero if no overlap in nonzero bits between the operands.
10951 2009-04-24 Ian Lance Taylor <iant@google.com>
10953 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
10954 (record_dead_and_set_regs): Likewise.
10955 * df.h (struct df_mw_hardreg): Change flags field to int.
10956 (struct df_base_ref): Likewise.
10957 (struct df): Change changeable_flags field to int.
10958 * df-scan.c (df_defs_record): Change clobber_flags to int.
10959 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
10960 constants rather than #define macros.
10961 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
10962 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
10963 (enum dwarf_calling_convention): Likewise.
10964 (enum dwarf_line_number_x_ops): Likewise.
10965 (enum dwarf_call_frame_info): Likewise.
10966 (enum dwarf_source_language): Likewise.
10967 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
10968 (add_calling_convention_attribute): Likewise.
10969 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
10970 (combine_comparisons): Change compcode to int. Add cast to enum type.
10971 * genrecog.c (maybe_both_true_2): Change c to int.
10972 (write_switch): Likewise. Add cast to enum type.
10973 * gimplify.c (gimplify_omp_for): Handle return values from
10974 gimplify_expr using MIN rather than bitwise or.
10975 (gimplify_expr): Add cast to enum type.
10976 * ipa-prop.c (update_jump_functions_after_inlining): Change
10977 IPA_BOTTOM to IPA_JF_UNKNOWN.
10978 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
10979 Add casts to enum type.
10980 (setup_cover_and_important_classes): Change cl to int. Add casts
10982 (setup_class_translate): Change cl and mode to int.
10983 (ira_init_once): Change mode to int.
10984 (free_register_move_costs): Likewise.
10985 (setup_prohibited_mode_move_regs): Add casts to enum type.
10986 * langhooks.c (add_builtin_function_common): Rework assertion that
10987 value fits bitfield.
10988 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
10989 * omega.c (omega_do_elimination): Avoid math on enum types.
10990 * optabs.c (expand_vec_shift_expr): Remove casts to int.
10991 * opts.c (set_debug_level): Change 2 to enum constant. Use new
10992 int local to handle integral_argment value.
10993 * regmove.c (try_auto_increment): Change PUT_MODE to
10995 * reload.c (push_secondary_reload): Add casts to enum type.
10996 (secondary_reload_class, find_valid_class): Likewise.
10997 * reload1.c (emit_input_reload_insns): Likewise.
10998 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
10999 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
11000 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
11002 * tree.c (build_common_builtin_nodes): Add casts to enum type.
11003 * tree-complex.c (complex_lattice_t): Typedef to int rather than
11005 (expand_complex_libcall): Add casts to enum type.
11006 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
11007 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
11008 with ERROR_MARK, not NUM_TREE_CODES.
11009 (vect_create_epilog_for_reduction): Likewise.
11010 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
11011 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
11012 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
11014 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
11015 vect_unused_in_loop. Change 0 to loop_vect.
11016 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
11017 * var-tracking.c (get_init_value): Change return type to enum
11019 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
11020 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
11022 (arm_override_options): Add casts to enum type.
11023 (arm_emit_tls_decoration): Likewise.
11024 * config/i386/i386.c (ix86_function_specific_restore): Add casts
11026 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
11027 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
11028 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
11030 * config/s390/s390.c (code_for_builtin_64): Change to array of
11032 (code_for_builtin_31): Likewise.
11033 (s390_expand_builtin): Change code_for_builtin to enum insn_code
11035 * config/sparc/sparc.c (sparc_override_options): Change value
11036 field in struct code_model to enum cmodel. In initializer change
11037 0 to NULL and add cast to enum type.
11039 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
11040 Change all callers. Issue a -Wc++-compat warning using
11041 lhs_origtype if necessary.
11042 (convert_for_assignment): Issue -Wc++-compat warnings about
11043 invalid conversions to enum type on assignment.
11044 * c-common.h (build_modify_expr): Update declaration.
11046 2009-04-24 Nick Clifton <nickc@redhat.com>
11048 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
11049 (function_arg_advance): Likewise.
11050 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
11053 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11055 * config/s390/constraints.md ('I', 'J'): Fix condition.
11057 2009-04-24 Diego Novillo <dnovillo@google.com>
11059 * gengtype-parse.c (parse_error): Add newline after message.
11061 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
11063 * config/i386/sse.md (avxmodesuffixs): Removed.
11064 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
11065 (*avx_pinsr<ssevecsize>): This.
11067 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
11069 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
11070 follow chains of regs with a single definition, and allow expressions
11071 that are function_invariant_p.
11072 (simple_rhs_p): Allow expressions that are function_invariant_p.
11074 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
11076 PR middle-end/39867
11077 * fold-const.c (fold_cond_expr_with_comparison): When folding
11078 > and >= to MAX, make sure the MAX uses the same type as the
11079 comparison's operands.
11081 2009-04-24 Nick Clifton <nickc@redhat.com>
11083 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
11084 addressing for DImode accesses.
11085 (frv_print_operand_address): Handle PLUS case.
11086 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
11088 2009-04-24 Jakub Jelinek <jakub@redhat.com>
11090 PR rtl-optimization/39794
11091 * alias.c (canon_true_dependence): Add x_addr argument.
11092 * rtl.h (canon_true_dependence): Adjust prototype.
11093 * cse.c (check_dependence): Adjust canon_true_dependence callers.
11094 * cselib.c (cselib_invalidate_mem): Likewise.
11095 * gcse.c (compute_transp): Likewise.
11096 * dse.c (scan_reads_nospill): Likewise.
11097 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
11098 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
11099 canon_base_addr of the group, plus optional offset.
11100 (struct group_info): Rename canon_base_mem to
11102 (get_group_info): Set canon_base_addr to canon_rtx of base, not
11103 canon_rtx of base_mem.
11105 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
11107 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
11108 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
11110 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11112 * config/spu/spu-builtins.h: Delete file.
11114 * config/spu/spu.h (enum spu_builtin_type): Move here from
11116 (struct spu_builtin_description): Likewise. Add GTY marker.
11117 Do not use enum spu_function_code or enum insn_code.
11118 (spu_builtins): Add extern declaration.
11120 * config/spu/spu.c: Do not include "spu-builtins.h".
11121 (enum spu_function_code, enum spu_builtin_type_index,
11122 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
11123 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
11124 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
11125 unsigned_V2DI_type_node): Move here from spu-builtins.h.
11126 (spu_builtin_types): Make static. Add GTY marker.
11127 (spu_builtins): Add extern declaration with GTY marker.
11128 Include "gt-spu.h".
11130 * config/spu/spu-c.c: Do not include "spu-builtins.h".
11131 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
11132 Check programmatically whether all parameters are scalar.
11134 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
11136 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
11138 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
11139 assignment from the constructor either if the target is volatile.
11141 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
11143 * config/arm/arm.md (insv): Do not share operands[0].
11145 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
11147 * config/vxlib-tls.c (active_tls_threads): Delete.
11148 (delete_hook_installed): New.
11149 (tls_delete_hook): Don't delete the delete hook.
11150 (tls_destructor): Delete it here.
11151 (__gthread_set_specific): Adjust installing the delete hook.
11152 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
11153 __gthread_leave_tsd_dtor_context.
11155 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
11157 * c-format.c (gcc_tdiag_char_table): Add support for %E.
11159 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
11161 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
11163 (alpha_rtx_costs): Ditto.
11164 (emit_unlikely_jump): Use add_reg_note.
11165 (emit_frame_store_1): Ditto.
11166 (alpha_expand_prologue): Ditto.
11167 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11168 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
11170 2009-04-23 Nick Clifton <nickc@redhat.com>
11172 * config/v850/v850.md (epilogue): Remove suppressed code.
11173 (return): Rename to return_simple and remove test of frame size.
11174 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
11175 to gen_return_simple.
11177 2009-04-22 Jing Yu <jingyu@google.com>
11180 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
11182 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11185 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
11186 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
11187 value is a VECTOR_CST, the element type is the element type of the
11190 2009-04-22 DJ Delorie <dj@redhat.com>
11192 * config/m32c/m32c.h: Update GTY annotations to new syntax.
11194 2009-04-22 Jakub Jelinek <jakub@redhat.com>
11196 * alias.c (find_base_term): Move around LO_SUM case, so that
11197 CONST falls through into PLUS/MINUS handling.
11200 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
11201 into 0, use omit_one_operand.
11203 2009-04-23 Ben Elliston <bje@au.ibm.com>
11205 * config/rs6000/linux-unwind.h (get_regs): Remove type
11206 puns. Change the type of `pc' to an array of unsigned ints and
11207 update all users. Constify frame24.
11209 2009-04-22 DJ Delorie <dj@redhat.com>
11211 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
11212 declarations before code.
11213 (current_function_special_page_vector): Likewise.
11214 (m32c_expand_insv): Silence a warning.
11216 2009-04-21 Taras Glek <tglek@mozilla.com>
11218 * alias.c: Update GTY annotations to new syntax.
11219 * basic-block.h: Likewise.
11220 * bitmap.h: Likewise.
11221 * c-common.h: Likewise.
11222 * c-decl.c: Likewise.
11223 * c-parser.c: Likewise.
11224 * c-pragma.c: Likewise.
11225 * c-tree.h: Likewise.
11226 * cfgloop.h: Likewise.
11227 * cgraph.h: Likewise.
11228 * config/alpha/alpha.c: Likewise.
11229 * config/arm/arm.h: Likewise.
11230 * config/avr/avr.h: Likewise.
11231 * config/bfin/bfin.c: Likewise.
11232 * config/cris/cris.c: Likewise.
11233 * config/darwin.c: Likewise.
11234 * config/frv/frv.c: Likewise.
11235 * config/i386/i386.c: Likewise.
11236 * config/i386/i386.h: Likewise.
11237 * config/i386/winnt.c: Likewise.
11238 * config/ia64/ia64.h: Likewise.
11239 * config/iq2000/iq2000.c: Likewise.
11240 * config/mips/mips.c: Likewise.
11241 * config/mmix/mmix.h: Likewise.
11242 * config/pa/pa.c: Likewise.
11243 * config/pa/pa.h: Likewise.
11244 * config/rs6000/rs6000.c: Likewise.
11245 * config/s390/s390.c: Likewise.
11246 * config/sparc/sparc.c: Likewise.
11247 * config/xtensa/xtensa.c: Likewise.
11248 * cselib.h: Likewise.
11249 * dbxout.c: Likewise.
11250 * dwarf2out.c: Likewise.
11251 * except.c: Likewise.
11252 * except.h: Likewise.
11253 * fixed-value.h: Likewise.
11254 * function.c: Likewise.
11255 * function.h: Likewise.
11256 * gimple.h: Likewise.
11257 * integrate.c: Likewise.
11258 * optabs.c: Likewise.
11259 * output.h: Likewise.
11260 * real.h: Likewise.
11262 * stringpool.c: Likewise.
11263 * tree-data-ref.c: Likewise.
11264 * tree-flow.h: Likewise.
11265 * tree-scalar-evolution.c: Likewise.
11266 * tree-ssa-address.c: Likewise.
11267 * tree-ssa-alias.h: Likewise.
11268 * tree-ssa-operands.h: Likewise.
11269 * tree.c: Likewise.
11270 * tree.h: Likewise.
11271 * varasm.c: Likewise.
11272 * varray.h: Likewise.
11274 * coretypes.h: Do not define GTY macro if it is already defined.
11275 * doc/gty.texi: Update GTY documentation to new syntax.
11276 * gengtype-lex.l: Enforce attribute-like syntax for GTY
11277 annotations on structs.
11278 * gengtype-parse.c: Likewise.
11280 2009-04-22 Mark Heffernan <meheff@google.com>
11282 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
11284 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11286 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
11289 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11291 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
11292 the same as a PLUS without a shift. Increase the cost of a
11295 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11297 * Makefile.in: Update dependencies.
11298 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
11299 * errors.h: Remove bogus comment about compatibility.
11300 (warning): Update declaration.
11301 * genautomata.c: Update all calls to warning.
11302 * gimple.c: Do not include errors.h. Include toplev.h.
11303 * tree-ssa-structalias.c: Do not include errors.h.
11304 * omega.c: Likewise.
11305 * tree-ssa-reassoc.c: Likewise.
11306 * config/spu/spu-c.c: Likewise.
11307 * config/spu/t-spu-elf: Update dependencies.
11309 2009-04-22 Richard Guenther <rguenther@suse.de>
11311 PR tree-optimization/39824
11312 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
11313 make sure the types are compatible.
11315 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11318 * c-common.c (c_parse_error): Take a token_flags parameter.
11319 Use token_type for the token type instead.
11320 Pass token_flags to cpp_type2name.
11321 * c-common.h (c_parse_error): Update declaration.
11322 * c-parser.c (c_parser_error): Pass 0 as token flags.
11324 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
11326 PR rtl-optimization/39580
11327 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
11329 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11331 * function.c (expand_function_end): Do not emit a jump to the "naked"
11332 return label for fall-through returns.
11333 * except.c (sjlj_emit_function_exit): Always place the call to the
11334 unregister function at the location installed by expand_function_end.
11336 2009-04-22 Richard Guenther <rguenther@suse.de>
11338 PR tree-optimization/39845
11339 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
11340 (gen_inbound_check): Likewise.
11342 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
11344 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
11346 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
11347 * config/vxlib.c (__gthread_once): Add race guard for PPC.
11349 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11351 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
11352 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
11353 shift counts to avoid out-of-bounds array accesses.
11355 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11357 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
11358 (Pmode): Move above.
11360 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
11362 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
11363 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
11364 GET_CODE macro. Use IN_RANGE macro where appropriate.
11365 * config/alpha/alpha.h: Ditto.
11366 * config/alpha/alpha.md: Ditto.
11367 * config/alpha/constraints.md: Ditto.
11368 * config/alpha/predicates.md: Ditto.
11370 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11372 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
11373 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11374 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11375 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11376 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11377 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11378 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11379 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11380 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11381 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11382 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11383 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11384 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11385 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11386 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11387 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11388 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11389 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11390 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11391 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11392 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11393 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11394 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11395 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11396 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11397 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11398 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11400 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11402 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
11403 references from comments.
11404 * cfgbuild.c: (count_basic_blocks): Delete.
11405 (find_basic_blocks_1): Delete.
11406 (find_basic_blocks): Delete.
11407 * except.c (finish_eh_generation): Make static. Move comment from
11408 except.h here. Remove find_basic_blocks references from comments.
11409 * except.h (finish_eh_generation): Delete.
11410 * basic-block.h (find_basic_blocks): Delete.
11411 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
11413 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
11415 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
11416 (sdbout_parms): Likewise.
11418 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
11420 * config/sh/sh.c (prepare_cbranch_operands): Use
11421 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
11422 (expand_cbranchdi4): Likewise.
11423 (from_compare): Add cast to enum type.
11424 (expand_cbranchsi4): Use add_reg_note.
11425 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
11426 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
11427 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
11428 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11429 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
11430 instead of CODE_FOR_nothing.
11431 (cbranchdi4): Likewise. Fix the order of arguments for
11433 (push_fpscr): Use add_reg_note.
11434 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
11435 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
11437 2009-04-21 Joseph Myers <joseph@codesourcery.com>
11439 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
11440 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11441 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11442 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
11443 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
11444 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
11445 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
11446 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
11447 config/alpha/x-vms, config/arc/t-arc,
11448 config/arm/README-interworking, config/arm/arm-c.c,
11449 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
11450 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
11451 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
11452 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
11453 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
11454 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
11455 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
11456 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
11457 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
11458 config/cris/t-elfmulti, config/crx/t-crx,
11459 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
11460 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
11461 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
11462 config/h8300/t-h8300, config/i386/athlon.md,
11463 config/i386/darwin-libgcc.10.4.ver,
11464 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
11465 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
11466 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
11467 config/i386/t-linux64, config/i386/t-nwld,
11468 config/i386/t-rtems-i386, config/i386/t-sol2-10,
11469 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
11470 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
11471 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
11472 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
11473 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
11474 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
11475 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
11476 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
11477 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
11478 config/m68k/t-uclinux, config/mcore/t-mcore,
11479 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
11480 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
11481 config/mips/crtn.asm, config/mips/irix-crti.asm,
11482 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
11483 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
11484 config/mips/mips-fixed.md, config/mips/sb1.md,
11485 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
11486 config/mips/t-iris6, config/mips/t-isa3264,
11487 config/mips/t-libgcc-mips16, config/mips/t-linux64,
11488 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
11489 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
11490 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
11491 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
11492 config/mn10300/t-linux, config/mn10300/t-mn10300,
11493 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
11494 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
11495 config/picochip/libgccExtras/clzsi2.asm,
11496 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
11497 config/rs6000/darwin-libgcc.10.4.ver,
11498 config/rs6000/darwin-libgcc.10.5.ver,
11499 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
11500 config/rs6000/t-aix43, config/rs6000/t-aix52,
11501 config/rs6000/t-darwin, config/rs6000/t-fprules,
11502 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
11503 config/rs6000/t-lynx, config/rs6000/t-netbsd,
11504 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
11505 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
11506 config/rs6000/t-rtems, config/rs6000/t-spe,
11507 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
11508 config/score/t-score-elf, config/sh/divcost-analysis,
11509 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
11510 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
11511 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
11512 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
11513 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
11514 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
11515 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
11516 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
11517 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
11518 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
11519 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
11520 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
11521 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
11522 limitx.h, version.c, xcoff.h: Add copyright and license notices.
11523 * config/h8300/genmova.sh: Include copyright and license notices
11524 in generated output.
11525 * config/h8300/mova.md: Regenerate.
11526 * doc/install.texi2html: Include word "Copyright" in copyright
11527 notice and use name "Free Software Foundation, Inc.".
11528 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11529 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11530 ChangeLog-2007, ChangeLog-2008: Correct dates.
11532 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
11534 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
11535 NE_EXPR operations as well.
11536 * c-parser.c (c_parser_condition): Do not set location information on
11538 (c_parser_conditional_expression): Likewise.
11539 (c_parser_binary_expression): Set location information on operators.
11540 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
11541 TRUTH_NOT_EXPR has been folded.
11542 * fold-const.c (fold_truth_not_expr): Copy location information from
11543 the incoming expression to the outgoing one.
11544 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
11545 recursive calls on the LHS of the operator but pass that of the
11546 operator to recursive calls on the RHS of the operator. Set it
11548 (shortcut_cond_expr): Set the locus of the operator on the second
11549 COND_EXPR and that of the expression on the first in degenerate cases.
11550 Pass the locus of the expression to calls to shortcut_cond_r.
11551 Set the locus of the 'then' block on the associated jump, if any.
11552 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
11553 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
11554 expression to call to gimplify_boolean_expr.
11556 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
11558 * config.gcc: Add additional configuration for
11559 i686-w64-mingw* and x86_64-w64-mingw* triplet.
11560 * config/i386/mingw-w64.h: New mingw-w64 specific header.
11561 (CPP_SPEC): Redefine for allowing -municode option.
11562 (STARTFILE_SPEC): Likewise.
11563 * config/i386/t-mingw-w64: New.
11564 * config/i386/mingw-w64.opt: New.
11565 (municode): Add new target option.
11566 * doc/invoke.texi (municode): Add documentation for new option.
11568 2009-04-21 Ian Lance Taylor <iant@google.com>
11570 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11571 Correct test for number of arguments.
11572 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
11574 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
11576 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
11577 argument of emit_library_call.
11579 2009-04-21 Richard Guenther <rguenther@suse.de>
11581 PR middle-end/39829
11582 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
11583 inside VIEW_CONVERT_EXPRs.
11585 2009-04-21 Martin Jambor <mjambor@suse.cz>
11587 * tree-switch-conversion.c (build_constructors): Split a long line.
11588 (constructor_contains_same_values_p): New function.
11589 (build_one_array): Create assigns of constants if possible, do not
11590 call mark_sym_for_renaming, call update_stmt.
11591 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
11592 make_rename_temp. Do not call mark_symbols_for_renaming, call
11594 (gen_def_assigns): Do not call mark_symbols_for_renaming or
11595 find_new_referenced_vars, call update_stmt.
11596 (gen_inbound_check): Use create_tmp_var and create ssa names manually
11597 instead of calling make_rename_temp. Do not call
11598 find_new_referenced_vars or mark_symbols_for_renaming, call
11601 2009-04-21 Richard Guenther <rguenther@suse.de>
11603 PR tree-optimization/39827
11604 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
11605 (tree_ssa_phiprop): Pass the correct array size.
11607 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
11609 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
11611 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
11614 * c-typeck.c (lvalue_p): Move declaration ...
11615 * c-common.h (lvalue_p): ... to here.
11616 * c-common.c (candidate_equal_p): New.
11617 (add_tlist): Use it.
11618 (merge_tlist): Use it.
11619 (warn_for_collisions_1): Likewise.
11620 (warning_candidate_p): Accept more candidates.
11621 (verify_tree): A warning candidate can be an expression. Use
11624 2009-04-21 Ben Elliston <bje@au.ibm.com>
11627 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
11628 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
11629 options. Remove -mcall-solaris documentation.
11631 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11634 * doc/invoke.texi (-Wlong-long): Update description.
11635 * c-lex (interpret_integer): Only warn if there was no previous
11636 overflow and -Wlong-long is enabled.
11637 * c-decl.c (declspecs_add_type): Drop redundant flags.
11638 * c.opt (Wlong-long): Init to -1.
11639 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
11640 and front-end warn_long_long. Wlong-long only depends on other
11641 flags if it is uninitialized.
11642 * c-parser.c (disable_extension_diagnostics): warn_long_long is
11643 the same for CPP and FE.
11644 (restore_extension_diagnostics): Likewise.
11646 2009-04-20 Ian Lance Taylor <iant@google.com>
11648 Fix enum conversions which are invalid in C++:
11649 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
11650 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
11651 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
11652 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
11653 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
11654 (dbxout_parms): Likewise.
11655 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
11656 (df_clear_flags): Likewise.
11657 * df-problems.c (df_rd_bb_local_compute_process_def): Change
11658 top_flag parameter to int.
11659 (df_chain_create_bb_process_use): Likewise.
11660 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
11662 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
11663 (df_ref_create_structure, df_def_record_1): Likewise.
11664 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
11665 (df_notes_rescan): Change 0 to VOIDmode in function call.
11666 (df_get_call_refs, df_insn_refs_collect): Likewise.
11667 (df_bb_regs_collect): Likewise.
11668 (df_entry_block_defs_collect): Likewise.
11669 (df_exit_block_uses_collect): Likewise.
11670 * df.h: Update declarations.
11671 * double-int.c (double_int_divmod): Add cast to enum type.
11672 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
11673 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
11674 (based_loc_descr): Likewise.
11675 (loc_descriptor_from_tree_1): Change first_op and second_op to
11676 enum dwarf_location_atom. Add cast to enum type.
11677 * expmed.c (init_expmed): Change 0 to SET in function call.
11678 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
11679 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
11680 (do_store_flag): Likewise.
11681 * fixed-value.h (struct fixed_value): Change mode to enum
11683 * function.c (assign_parms): Change 0 to VOIDmode in function call.
11684 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
11686 (insert_insn_decl, insert_decl, insert_state): Likewise.
11687 (automata_list_finish): Likewise.
11688 * genrecog.c (process_define_predicate): Add cast to enum type.
11689 * gensupport.c (init_predicate_table): Add cast to enum type.
11690 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
11692 (gimple_build_call_1, gimple_build_label): Likewise.
11693 (gimple_build_goto, gimple_build_asm_1): Likewise.
11694 (gimple_build_switch_1, gimple_build_cdt): Likewise.
11695 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
11696 (enum fallback): Rename from enum fallback_t.
11697 (fallback_t): Typedef as int.
11698 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
11699 GSI_SAME_STMT in function call.
11700 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
11702 (setup_reg_class_relations): Likewise.
11703 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
11704 (setup_prohibited_class_mode_regs): Add cast to enum type.
11705 (setup_prohibited_mode_move_regs): Likewise.
11706 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
11707 (record_address_regs): Change i to enum reg_class.
11708 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
11709 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
11710 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
11711 (GET_MODE_2XWIDER_MODE): Likewise.
11712 (GET_CLASS_NARROWEST_MODE): Likewise.
11713 * omp-low.c (expand_omp_for): Add cast to enum type.
11714 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
11715 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
11716 * postreload.c (reload_cse_simplify_operands): Change rclass local
11718 * predict.c (combine_predictions_for_insn): Change best_predictor
11719 and predictor to enum br_predictor.
11720 (combine_predictions_for_bb): Likewise.
11721 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
11722 use SET_PREDICT_EXPR_OUTCOME.
11723 * real.c (real_arithmetic): Change icode to code in function call.
11724 * reginfo.c (init_move_cost): Add casts to enum type.
11725 (init_reg_sets_1, init_fake_stack_mems): Likewise.
11726 * regmove.c (regclass_compatible_p): Change class0 and class1 to
11728 * reload.c (find_valid_class): Add casts to enum type.
11729 (push_reload): Change 0 to NO_REGS in function call.
11730 (find_reloads): Change this_alternative to array of enum
11731 reg_class. Remove some now-unnecessary casts.
11732 (make_memloc): Change 0 to VOIDmode in function call.
11733 * reload1.c (reload): Change 0 to VOIDmode in function call.
11734 (eliminate_regs_1, elimination_effects): Likewise.
11735 (eliminate_regs_in_insn): Likewise.
11736 (emit_input_reload_insns): Add cast to enum type.
11737 (delete_output_reload): Change 0 to VOIDmode in function call.
11738 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
11739 to enum type in function call.
11740 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
11741 (SET_PREDICT_EXPR_OUTCOME): Define.
11742 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
11743 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
11744 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
11745 (dump_function): Likewise.
11746 * tree-dump.h: Update declarations.
11747 * tree-pass.h: Update declarations.
11748 * varasm.c (assemble_integer): Change mclass to enum mode_class.
11749 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
11751 (arm_rtx_costs_1): Correct parenthesization.
11752 (arm_rtx_costs): Add casts to enum type.
11753 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
11754 (vfp_emit_fstmd): Use add_rg_note.
11755 (emit_multi_reg_push, emit_sfm): Likewise.
11756 (thumb_set_frame_pointer): Likewise.
11757 (arm_expand_prologue): Likewise.
11758 (arm_regno_class): Change return type to enum reg_class.
11759 (thumb1_expand_prologue): Use add_reg_note.
11760 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
11761 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
11763 * config/arm/gentune.sh: Add cast to enum type.
11764 * config/arm/arm-tune.md: Rebuild.
11765 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
11766 (ix86_split_fp_branch, predict_jump): Likewise.
11767 (ix86_expand_multi_arg_builtin): Change sub_code from enum
11768 insn_code to enum rtx_code.
11769 (ix86_builtin_vectorized_function): Add cast to enum type.
11770 * config/i386/i386.md (truncdfsf2): Change slot to enum
11772 (truncxf<mode>2, isinf<mode>2): Likewise.
11773 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
11775 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
11776 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
11777 (insert_bundle_state): Change 1 to INSERT in function call.
11778 (ia64_add_bundle_selector_before): Likewise.
11779 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
11780 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
11781 (restore_stack_nonlocal): Likewise.
11782 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
11784 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
11786 (mips_rtx_costs): Likewise.
11787 (mips_override_options): Add casts to enum type.
11788 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
11790 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
11791 (store_reg, set_reg_plus_d): Likewise.
11792 (hppa_expand_prologue, hppa_profile_hook): Likewise.
11793 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
11795 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
11797 (emit_unlikely_jump): Use add_reg_note.
11798 (rs6000_emit_allocate_stack): Likewise.
11799 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
11800 (output_toc): Change 1 to INSERT in function call.
11801 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
11802 (rs6000_initialize_trampoline): Likewise.
11803 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
11805 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
11806 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
11807 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
11808 (save_gprs): Use add_reg_note.
11809 (s390_emit_prologue): Likewise.
11810 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11811 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
11812 (sparc_fold_builtin): Add cast to enum type.
11813 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
11815 (spu_expand_prologue): Use add_reg_note.
11816 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
11818 2009-04-20 Ian Lance Taylor <iant@google.com>
11820 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
11821 (c_parser_postfix_expression_after_primary): Get VEC for list of
11822 arguments. Get original types of arguments. Call
11823 build_function_call_vec.
11824 (cached_expr_list_1, cached_expr_list_2): New static variables.
11825 (c_parser_expr_list): Change return type to VEC *. Add
11826 p_orig_types parameter. Change all callers.
11827 (c_parser_release_expr): New static function.
11828 (c_parser_vec_to_tree_list): New static function.
11829 * c-typeck.c (build_function_call): Rewrite to build a VEC and
11830 call build_function_call_vec.
11831 (build_function_call_vec): New function, based on old
11832 build_function_call.
11833 (convert_arguments): Remove nargs and argarray parameters. Change
11834 values to a VEC. Add origtypes parameter.
11835 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
11836 (convert_for_assignment): Add origtype parameter. Change all
11837 callers. If warn_cxx_compat, check for conversion to an enum
11838 type when calling a function.
11839 (store_init_value): Add origtype parameter. Change all callers.
11840 (digest_init): Likewise.
11841 (struct init_node): Add origtype field.
11842 (add_pending_init): Add origtype parameter. Change all callers.
11843 (output_init_element): Likewise.
11844 (output_pending_init_elements): Pass origtype from init_node to
11845 output_init_element.
11846 (process_init_element): Pass origtype from c_expr to
11847 output_init_element.
11848 (c_finish_return): Add origtype parameter. Change all callers.
11849 * c-common.c (sync_resolve_size): Change params to VEC *. Change
11851 (sync_resolve_params): Likewise.
11852 (sync_resolve_return): Change params to first_param. Change caller.
11853 (resolve_overloaded_builtins): Change params to VEC *. Change
11854 callers. Save first parameter around call to build_function_call_vec.
11855 * c-decl.c (finish_decl): Add origtype parameter. Change all
11856 callers. Call build_function_call_vec rather than
11857 build_function_call for cleanup.
11858 * c-tree.h: Update declarations.
11859 * c-common.h: Update declarations.
11860 * stub-objc.c (objc_rewrite_function_call): Change parameter from
11861 params to first_param.
11862 * target.h (struct gcc_target): Change resolve_overloaded_builtin
11863 params parameter from tree to void *.
11864 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11865 Change arglist parameter to have type void *, and to be a pointer
11867 * config/rs6000/rs6000-protos.h
11868 (altivec_resolve_overloaded_builtin): Update declaration.
11869 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
11870 fnargs parameter to have type void *, and to be a pointer to a
11871 VEC. Call build_function_call_vec instead of
11872 build_function_call.
11873 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
11875 2009-04-20 Joey Ye <joey.ye@intel.com>
11876 Xuepeng Guo <xuepeng.guo@intel.com>
11877 H.J. Lu <hongjiu.lu@intel.com>
11879 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
11881 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
11882 (IX86_LEA_PRIORITY): Likewise.
11883 (distance_non_agu_define): New function.
11884 (distance_agu_use): Likewise.
11885 (ix86_lea_for_add_ok): Likewise.
11886 (ix86_dep_by_shift_count): Likewise.
11888 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
11889 should split for LEA.
11891 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
11893 (ix86_dep_by_shift_count): Likewise.
11895 2009-04-20 Richard Guenther <rguenther@suse.de>
11897 * expr.c (handled_component_p): Move ...
11898 * tree.h (handled_component_p): ... here.
11899 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
11900 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
11901 and REALPART_EXPR to be in one group.
11903 2009-04-20 Richard Guenther <rguenther@suse.de>
11905 * basic-block.h (get_all_dominated_blocks): Declare.
11906 * dominance.c (get_all_dominated_blocks): New function.
11907 * tree-cfg.c (get_all_dominated_blocks): Remove.
11908 (remove_edge_and_dominated_blocks): Adjust.
11909 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
11910 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
11911 instead of recursing.
11913 2009-04-20 Doug Kwan <dougkwan@google.com>
11915 * cgraph.h (cgraph_node_ptr): New type for vector functions.
11916 (struct cgraph_node_set_def): New type.
11917 (cgraph_node_set) New type. Also declare vector functions.
11918 (struct cgraph_node_set_element_def): New type.
11919 (cgraph_node_set_element): Ditto.
11920 (cgraph_node_set_iterator): New iterator type.
11921 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
11922 cgraph_node_set_remove, dump_cgraph_node_set,
11923 debug_cgraph_node_set): New prototypes.
11924 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
11925 cgraph_node_set_size): New inlines.
11926 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
11927 including cgraph.h.
11928 (struct ipa_opt_pass): Add struct cgraph_node_set_def
11929 argument to function 'write_summary'.
11930 * ipa.c: Include ggc.h.
11931 (hash_cgraph_node_set_element,
11932 eq_cgraph_node_set_element, cgraph_node_set_new,
11933 cgraph_node_set_add, cgraph_node_set_remove,
11934 cgraph_node_set_find, dump_cgraph_node_set,
11935 debug_cgraph_node_set): New functions.
11936 * Makefile.in (ipa.o): Add dependency on GGC_H.
11938 2009-04-20 Ira Rosen <irar@il.ibm.com>
11940 PR tree-optimization/39675
11941 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
11942 check of the return code of vect_schedule_slp. Check that
11943 stmt_vec_info still exists for the statement, before checking its
11944 vectorization type.
11946 2009-04-20 Michael Matz <matz@suse.de>
11948 * Makefile.in (generated_files): Take out $(simple_generated_c).
11950 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
11952 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
11953 (UINTPTR_TYPE): Likewise.
11955 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11958 * c-typeck.c (digest_init): Check for initializing an array with a
11961 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11964 * c-semantics.c (pop_stmt_list): Propagate
11965 STATEMENT_LIST_HAS_LABEL to parent statement list.
11967 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
11969 * config/mips/mips.h (mips_tune_attr): New macro.
11970 * config/mips/mips.md (cpu): Use it.
11972 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11975 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
11978 2009-04-19 Diego Novillo <dnovillo@google.com>
11980 * toplev.c (compile_file): Move call to coverage_finish ...
11981 * cgraphunit.c (ipa_passes): ... here.
11982 Call cgraph_process_new_functions.
11983 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
11984 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
11986 2009-04-19 Jan Hubicka <jh@suse.cz>
11988 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
11990 (dump_cgraph_node): Dump can throw external flag.
11991 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
11993 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11997 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
11998 * common.opt (Wlogical-op): Move from here...
11999 * c.opt (Wlogical-op): ... to here.
12000 * c-typeck.c (parser_build_binary_op): Update call to
12001 warn_logical_operator.
12002 * c-opts.c (c_common_post_options): Enable warn_logical_op with
12004 * c-common.c (warn_logical_op): Update.
12005 * c-common.h (warn_logical_op): Update declaration.
12007 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
12009 * tree.c (protected_set_expr_location): Fix formatting.
12011 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12014 * c-typeck.c (readonly_warning): new.
12015 (build_unary_op, build_modify_expr): Use readonly_warning for
12016 storing into something readonly but not const-qualified.
12018 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12021 * c-typeck.c (build_unary_op): Check for taking address of
12022 expression of type void.
12024 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12027 * c-typeck.c (build_function_call): Check for calling a function
12028 with qualified void return types. Call require_complete_type when
12031 2009-04-18 Jan Hubicka <jh@suse.cz>
12033 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
12035 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
12036 can_throw_external flag.
12037 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
12038 * ipa-pure-const.c (ignore_edge): New function.
12039 (propagate): Compute order for NOTHROW computation; set NOTHROWs
12040 only over can_throw_external edges.
12041 (local_pure_const): Add nothrow flag.
12042 * ipa-utils.c (searchc): Add ignore_edge callback.
12043 (ipa_utils_reduced_inorder): Add ignore_edge callback.
12044 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
12045 (set_nothrow_function_flags): Update cgraph.
12046 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
12048 2009-04-18 Richard Guenther <rguenther@suse.de>
12050 PR middle-end/39804
12051 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
12052 (fold_stmt): ... this and ...
12053 (fold_stmt_inplace): ... this.
12054 (fold_stmt_1): Fold references in calls and asms.
12055 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
12057 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12059 * tree-vrp.c (ssa_name_nonzero_p): Remove.
12060 * tree.h: Remove the prototype for ssa_name_nonzero_p.
12062 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12064 * tree.c (function_args_count): Remove.
12065 * tree.h: Remove the prototype for function_args_count.
12067 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12069 * tree-iterator.c (expr_only): Remove.
12070 * tree.h: Remove the prototype for expr_only.
12072 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12074 * reginfo.c (cannot_change_mode_set_regs): Remove.
12075 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
12077 2009-04-08 Anatoly Sokolov <aesok@post.ru>
12079 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
12080 whether operands 0 and 1 overlaps.
12082 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
12084 PR middle-end/36902
12085 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
12086 pointer. Use warning_at instead of warning.
12087 (search_for_addr_array): Likewise.
12088 (check_array_bounds): Likewise.
12089 (check_all_array_refs): Check that the incoming edge is not in the
12090 list of edges to be removed.
12091 (check_all_array_refs): Avoid the temporal pointer.
12092 (vrp_visit_cond_stmt): Fix typo.
12093 (simplify_switch_using_ranges): Handle the case where the switch
12094 index is an integer constant.
12096 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
12098 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
12100 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12102 * doc/extend.texi, doc/invoke.texi: Fix typos.
12104 2009-04-17 Cary Coutant <ccoutant@google.com>
12106 * tree-flow-inline.h (get_lineno): Fix inverted test.
12108 2009-04-17 Diego Novillo <dnovillo@google.com>
12110 * tree-ssa-pre.c (create_expression_by_pieces): Remove
12111 assertion for AVAIL_OUT.
12113 2009-04-17 Mike Frysinger <vapier@gentoo.org>
12116 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
12117 * config/sh/linux-atomic.asm: Likewise.
12119 2009-04-17 Diego Novillo <dnovillo@google.com>
12121 * except.c (debug_eh_tree): New.
12122 (struct eh_region, struct eh_status): Move ...
12123 * except.h: ... here.
12124 (add_type_for_runtime): Declare extern.
12125 (lookup_type_for_runtime): Likewise.
12126 (debug_eh_tree): Declare.
12127 * Makefile.in (GTFILES): List except.h before except.c
12129 2009-04-17 Diego Novillo <dnovillo@google.com>
12131 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
12132 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
12133 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
12134 (find_vars_r): ... here.
12135 * tree-flow.h (find_referenced_vars_in): Declare.
12136 * tree-ssa-pre.c (create_expression_by_pieces): Assert
12137 that AVAIL_OUT exists for BLOCK.
12138 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
12139 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
12140 (tree-parloops.o): Likewise.
12142 2009-04-17 Simon Baldwin <simonb@google.com>
12144 * toplev.c (default_tree_printer): Add handling for %E format.
12146 2009-04-17 Diego Novillo <dnovillo@google.com>
12148 * tree-pretty-print.c (dump_generic_node): Add break after
12149 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
12150 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
12151 FUNCTION_TYPE together. Call print_struct_decl when printing
12152 structures and TDF_SLIM is not given.
12153 (print_struct_decl): Fix logic for detecting recursion.
12155 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12158 * gcc.c (create_at_file): New.
12159 (compile_input_file_p): New.
12160 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
12161 * main.c (main): Update call to toplev_main.
12162 * toplev.c (toplev_main): Change signature. Call expandargv.
12163 * toplev.h (toplev_main): Change signature.
12165 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12167 * dwarf2out.c (field_byte_offset): Use the type size as the field size
12168 if the latter is not constant.
12170 2009-04-17 David Edelsohn <edelsohn@gnu.org>
12172 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
12174 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12176 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
12177 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
12179 2009-04-17 Richard Guenther <rguenther@suse.de>
12181 * tree-ssa-structalias.c (get_constraint_for_component_ref):
12182 Handle component references view-converting an invariant address.
12184 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
12186 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
12187 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
12188 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
12189 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
12190 Use @deftypevr rather than @deftypevar.
12192 2009-04-17 Richard Guenther <rguenther@suse.de>
12194 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
12195 (get_prop_source_stmt): Likewise.
12196 (can_propagate_from): Likewise.
12198 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
12200 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
12201 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
12202 (--with-multilib-list): Add default value.
12203 * configure: Regenerate.
12204 * Makefile.in (TM_ENDIAN_CONFIG): Define.
12205 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
12206 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
12207 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
12208 Don't add default cpu to multilib list unnecessarily, but do enable
12209 the relevant compiler option..
12210 Add support for --with-multilib-list=<blank> and
12211 --with-multilib-list=!<somelib> to supress unwanted multilibs.
12212 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
12213 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
12214 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
12215 TM_MULTILIB_CONFIG.
12216 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
12217 (MULTILIB_OSDIRNAMES): New variable.
12218 * config/sh/t-1e: Delete file.
12219 * config/sh/t-mlib-sh1: Delete file.
12220 * config/sh/t-mlib-sh2: Delete file.
12221 * config/sh/t-mlib-sh2a: Delete file.
12222 * config/sh/t-mlib-sh2a-nofpu: Delete file.
12223 * config/sh/t-mlib-sh2a-single: Delete file.
12224 * config/sh/t-mlib-sh2a-single-only: Delete file.
12225 * config/sh/t-mlib-sh2e: Delete file.
12226 * config/sh/t-mlib-sh3e: Delete file.
12227 * config/sh/t-mlib-sh4: Delete file.
12228 * config/sh/t-mlib-sh4-nofpu: Delete file.
12229 * config/sh/t-mlib-sh4-single: Delete file.
12230 * config/sh/t-mlib-sh4-single-only: Delete file.
12231 * config/sh/t-mlib-sh4a: Delete file.
12232 * config/sh/t-mlib-sh4a-nofpu: Delete file.
12233 * config/sh/t-mlib-sh4a-single: Delete file.
12234 * config/sh/t-mlib-sh4a-single-only: Delete file.
12235 * config/sh/t-mlib-sh4al: Delete file.
12236 * config/sh/t-mlib-sh5-32media: Delete file.
12237 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
12238 * config/sh/t-mlib-sh5-64media: Delete file.
12239 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
12240 * config/sh/t-mlib-sh5-compact: Delete file.
12241 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
12242 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
12243 * doc/install.texi (Options specification): Add
12244 --with-multilib-list and --with-endian.
12246 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12248 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
12250 (OBJS-common): Add plugin-version.o.
12251 (plugin-version.o): New.
12252 * gcc-plugin.h (plugin_gcc_version): New.
12253 (plugin_default_version_check): New.
12254 (plugin_init_func, plugin_init): Add version argument.
12255 * plugin-version.c: New.
12256 * plugin.c (str_plugin_gcc_version_name): New.
12257 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
12258 pass it to the init function.
12259 (plugin_default_version_check): New.
12261 2009-04-17 Richard Guenther <rguenther@suse.de>
12263 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
12264 for decl-vs-decl disambiguation.
12266 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
12268 * config/s390/s390.h (s390_tune_attr): New macro definition.
12269 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
12271 2009-04-17 Richard Guenther <rguenther@suse.de>
12273 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
12274 (fold_stmt_r): Likewise.
12275 (maybe_fold_reference): New function.
12276 (fold_gimple_assign): Handle cases fold_stmt_r did.
12277 (fold_stmt): Do not use fold_stmt_r.
12278 (fold_stmt_inplace): Likewise.
12280 2009-04-17 Richard Guenther <rguenther@suse.de>
12282 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
12283 (record_equivalences_from_stmt): Remove useless checks and
12285 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
12286 the type is already suitable.
12288 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
12290 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
12292 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
12294 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
12295 (CMPtype): Define as __gcc_CMPtype.
12297 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
12299 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
12300 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
12302 2009-04-17 Richard Guenther <rguenther@suse.de>
12304 PR tree-optimization/39746
12305 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
12306 special-casing for builtins and static variable use/def.
12307 (call_may_clobber_ref_p_1): Likewise.
12309 2009-04-16 Ian Lance Taylor <iant@google.com>
12311 * df.h: Include "timevar.h".
12312 (struct df_problem): Change tv_id field to timevar_id_t.
12313 * tree-pass.h: Include "timevar.h".
12314 (struct opt_pass): Change tv_id field to timevar_id_t.
12315 * timevar.h (timevar_id_t): Define TV_NONE.
12316 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
12317 TV_NONE rather than tv_id != 0.
12318 (execute_one_pass): Likewise.
12319 * Makefile.in (DF_H): Add $(TIMEVAR_H).
12320 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
12321 dependencies to $(TREE_PASS_H).
12322 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
12324 (pass_branch_target_load_optimize2): Likewise.
12325 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
12326 (pass_outof_cfg_layout_mode): Likewise.
12327 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
12328 (pass_rebuild_cgraph_edges): Likewise.
12329 (pass_remove_cgraph_callee_edges): Likewise.
12330 * df-core.c (pass_df_initialize_opt): Likewise.
12331 (pass_df_initialize_no_opt): Likewise.
12332 (pass_df_finish): Likewise.
12333 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
12334 * except.c (pass_set_nothrow_function_flags): Likewise.
12335 (pass_convert_to_eh_region_ranges): Likewise.
12336 * final.c (pass_compute_alignments): Likewise.
12337 * function.c (pass_instantiate_virtual_regs): Likewise.
12338 (pass_init_function): Likewise.
12339 (pass_leaf_regs): Likewise.
12340 (pass_match_asm_constraints): Likewise.
12341 * gimple-low.c (pass_lower_cf): Likewise.
12342 (pass_mark_used_blocks): Likewise.
12343 * init-regs.c (pass_initialize_regs): Likewise.
12344 * integrate.c (pass_initial_value_sets): Likewise.
12345 * ira.c (pass_ira): Likewise.
12346 * jump.c (pass_cleanup_barriers): Likewise.
12347 * omp-low.c (pass_expand_omp): Likewise.
12348 (pass_lower_omp): Likewise.
12349 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
12350 * recog.c (pass_split_all_insns): Likewise.
12351 (pass_split_after_reload): Likewise.
12352 (pass_split_before_regstack): Likewise.
12353 (pass_split_before_sched2): Likewise.
12354 (pass_split_for_shorten_branches): Likewise.
12355 * reginfo.c (pass_reginfo_init): Likewise.
12356 (pass_subregs_of_mode_init): Likewise.
12357 (pass_subregs_of_mode_finish): Likewise.
12358 * passes.c (pass_postreload): Likewise.
12359 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
12360 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
12361 (pass_warn_function_return): Likewise.
12362 (pass_warn_function_noreturn): Likewise.
12363 * tree-complex.c (pass_lower_complex): Likewise.
12364 (pass_lower_complex_O0): Likewise.
12365 * tree-if-conv.c (pass_if_conversion): Likewise.
12366 * tree-into-ssa.c (pass_build_ssa): Likewise.
12367 * tree-mudflap.c (pass_mudflap_1): Likewise.
12368 (pass_mudflap_2): Likewise.
12369 * tree-nomudflap.c (pass_mudflap_1): Likewise.
12370 (pass_mudflap_2): Likewise.
12371 * tree-nrv.c (pass_return_slot): Likewise.
12372 * tree-object-size.c (pass_object_sizes): Likewise.
12373 * tree-optimize.c (pass_all_optimizations): Likewise.
12374 (pass_early_local_passes): Likewise.
12375 (pass_all_early_optimizations): Likewise.
12376 (pass_cleanup_cfg): Likewise.
12377 (pass_cleanup_cfg_post_optimizing): Likewise.
12378 (pass_free_datastructures): Likewise.
12379 (pass_free_cfg_annotations): Likewise.
12380 (pass_fixup_cfg): Likewise.
12381 (pass_init_datastructures): Likewise.
12382 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
12383 (pass_late_warn_uninitialized): Likewise.
12384 (pass_update_address_taken): Likewise.
12385 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
12386 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
12387 (pass_cse_sincos): Likewise.
12388 (pass_convert_to_rsqrt): Likewise.
12389 * tree-ssa-structalias.c (pass_build_alias): Likewise.
12390 * tree-stdarg.c (pass_stdarg): Likewise.
12391 * tree-tailcall.c (pass_tail_recursion): Likewise.
12392 (pass_tail_calls): Likewise.
12393 * tree-vect-generic.c (pass_lower_vector): Likewise.
12394 (pass_lower_vector_ssa): Likewise.
12395 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
12397 2009-04-16 Joseph Myers <joseph@codesourcery.com>
12399 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
12401 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
12403 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
12404 logical and signext.
12406 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
12409 * config/sh/predicates.md (arith_operand): Check if the operand
12410 of TRUNCATE is a REG.
12412 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12414 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12415 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12417 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12419 * tree-iterator.c (tsi_split_statement_list_after,
12420 tsi_split_statement_list_before): Remove.
12421 * tree-iterator.h: Remove the prototypes for
12422 tsi_split_statement_list_after and tsi_split_statement_list_before.
12424 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12426 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
12427 * tree-ssa-propagate.h: Remove the prototype for
12428 stmt_makes_single_load.
12430 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12432 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
12433 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
12435 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12437 * tree-iterator.c (EXPR_LAST_BODY): Remove.
12439 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12441 * except.c (eh_region_outer_p): Remove.
12442 * except.h: Remove the prototype for eh_region_outer_p.
12444 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12446 * function.c (current_function_assembler_name): Remove.
12447 * function.h: Remove the prototype for
12448 current_function_assembler_name.
12450 2009-04-16 Ian Lance Taylor <iant@google.com>
12452 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
12453 (add_reg_note): Call alloc_reg_note.
12454 * rtl.h (alloc_reg_note): Declare.
12455 * combine.c (try_combine): Use alloc_reg_note.
12456 (recog_for_combine, move_deaths): Likewise.
12457 (distribute_notes): Use alloc_reg_note and add_reg_note.
12458 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
12459 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
12460 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
12462 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
12464 PR rtl-optimization/39762
12465 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
12466 ira_may_move_out_cost): Add comments about way of their usage.
12467 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
12469 * ira-conflicts.c (process_regs_for_copy): Use function
12470 ira_get_register_move_cost instead of global
12471 ira_register_move_cost.
12473 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
12474 color_pass, move_spill_restore, update_curr_costs): Ditto.
12476 * ira-lives.c (process_single_reg_class_operands): Ditto.
12478 * ira-emit.c (emit_move_list): Ditto.
12480 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
12481 (record_reg_classes): Ditto. Use functions
12482 ira_get_register_move_cost and ira_get_may_move_cost instead of
12483 global vars ira_register_move_cost, ira_may_move_out_cost and
12484 ira_may_move_in_cost.
12485 (record_address_regs): Don't call ira_init_register_move_cost.
12486 Use function ira_get_may_move_cost instead of global
12487 ira_may_move_in_cost.
12488 (process_bb_node_for_hard_reg_moves): Use function
12489 ira_get_register_move_cost instead of global ira_register_move_cost.
12490 (ira_costs): Don't call ira_init_register_move_cost.
12492 2009-04-16 Richard Guenther <rguenther@suse.de>
12494 * tree-cfg.c (verify_gimple_assign_binary):
12495 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
12496 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
12497 (create_general_new_stmt): Note that this function is broken.
12499 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12501 * common.opt (fhelp): Add Var(help_flag).
12502 * gcc-plugin.h (plugin_info): Add help.
12503 * plugin.c (plugin_name_args): Add help.
12504 (register_plugin_info): Set plugin->help.
12505 (print_help_one_plugin): New.
12506 (print_plugins_help): New.
12507 * plugin.h (print_plugins_help): New.
12508 * toplev.c (toplev_main): Call print_plugins_help if needed.
12510 2009-04-16 Richard Guenther <rguenther@suse.de>
12512 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
12513 (gimple_ior_addresses_taken_1): New function.
12514 (gimple_ior_addresses_taken): Likewise.
12515 * gimple.h (struct gimple_statement_with_ops_base): Remove
12516 addresses_taken member.
12517 (gimple_ior_addresses_taken): Declare.
12518 (gimple_addresses_taken, gimple_addresses_taken_ptr,
12519 gimple_set_addresses_taken): Remove.
12520 * ipa-reference.c (mark_address): New function.
12521 (scan_stmt_for_static_refs): Use it for marking addresses taken.
12522 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
12523 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
12524 (gimple_add_to_addresses_taken): Remove.
12525 (get_tmr_operands): Call mark_address_taken.
12526 (get_asm_expr_operands): Likewise.
12527 (get_expr_operands): Likewise.
12528 (build_ssa_operands): Do not clear the addresses_taken bitmap.
12529 (free_stmt_operands): Do not free it.
12530 * tree-ssa.c (delete_tree_ssa): Likewise.
12531 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
12533 2009-04-16 Richard Guenther <rguenther@suse.de>
12535 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
12536 (walk_stmt_load_store_ops): Likewise.
12537 * gimple.c (get_base_loadstore): New function.
12538 (walk_stmt_load_store_addr_ops): Likewise.
12539 (walk_stmt_load_store_ops): Likewise.
12540 * ipa-pure-const.c (check_op): Simplify.
12541 (check_load, check_store): New functions.
12542 (check_stmt): Use walk_stmt_load_store_ops.
12543 * ipa-reference.c (mark_load): Adjust signature.
12544 (mark_store): Likewise.
12545 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
12547 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12549 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
12550 (plugin_info): New.
12551 * opts.c (common_handle_option): Don't call print_version.
12552 * plugin.c (plugin_name_args): Add version.
12553 (register_plugin_info): New.
12554 (register_callback): Handle PLUGIN_INFO.
12555 (try_init_one_plugin): New.
12556 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
12558 (finalize_one_plugin): New.
12559 (finalize_plugins): New.
12560 (print_one_plugin): New.
12561 (print_plugins_versions): New.
12562 * plugin.h (print_plugins_versions): New.
12563 (finalize_plugins): New.
12564 * toplev.c (compile_file): Don't call initialize_plugins.
12565 (print_version): Call print_plugins_versions.
12566 (toplev_main): Call initialize_plugins. Print version if needed.
12567 Call finalize_plugins.
12569 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12571 * common.opt (fversion): New.
12572 * gcc.c (print_version): New.
12573 (process_command): Don't print the version. Just set print_version.
12574 (main): Print version. Call subprocesses if print_version and
12575 verbose_flag are set.
12576 * opts.c (common_handle_option): Handle OPT_fversion.
12578 2009-04-16 Richard Guenther <rguenther@suse.de>
12579 Ira Rosen <irar@il.ibm.com>
12581 PR tree-optimization/39698
12582 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
12583 type of the reduction variable. Only generate the def if
12586 * omp-low.c (expand_omp_for_generic): When converting to a pointer
12587 make sure to first convert to an integer of the same precision.
12588 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
12589 the type of the evolution correctly in computing the new
12590 induction variable base.
12592 2009-04-16 Richard Guenther <rguenther@suse.de>
12594 PR middle-end/39625
12595 * tree-cfg.c (make_blocks): Split statements with to-be
12596 abnormal SSA names on the lhs.
12598 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
12600 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
12601 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
12602 * c-typeck.c (really_start_incremental_init): Likewise.
12603 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
12604 (TARGET_INITIALIZER): Remove it.
12605 * target.h (struct target): Remove vector_opaque_p.
12606 * tree.c (build_opaque_vector_type): New.
12607 * tree.h (TYPE_VECTOR_OPAQUE): New.
12608 (build_opaque_vector_type): Declare.
12609 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
12610 * config/rs6000/rs6000.c (build_opaque_vector_type,
12611 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
12612 (rs6000_init_builtins): Use build_opaque_vector_type for
12613 opaque_V4SI_type_node.
12615 2009-04-15 Catherine Moore <clm@codesourcery.com>
12617 * debug.h (set_name): Declare.
12618 * dwarf2out.c (dwarf2out_set_name): Declare.
12619 (dwarf2_debug_hooks): Add set_name.
12620 (find_AT_string): New.
12621 (add_AT_string): Call find_AT_string.
12622 (dwarf2out_set_name): New.
12623 * cp/decl.c (grokdeclarator): Call set_name.
12624 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
12625 * debug.c (do_nothing_debug_hooks): Likewise.
12626 * dbxout.c (dbx_debug_hooks): Likewise.
12627 * sdbout.c (sdb_debug_hooks): Likewise.
12629 2009-04-15 Michael Eager <eager@eagercon.com>
12631 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
12632 reg for single-precision FPU.
12633 * config/rs6000/rs6000.md (movsi_internal1): Only for
12634 !TARGET_SINGLE_FPU.
12635 (movsi_internal1_single): New. Add pattern to move SI values to/from
12636 single-precision FP regs.
12638 2009-04-15 Richard Guenther <rguenther@suse.de>
12640 * omp-low.c (lower_rec_input_clauses): Build correct address
12642 (expand_omp_for_generic): Fix multiplication type.
12643 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
12644 (generate_memset_zero): Fix types.
12645 * tree-profile.c (prepare_instrumented_value): Correctly
12648 2009-04-15 Ian Lance Taylor <iant@google.com>
12650 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
12651 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
12652 for -Wall and for -Wc++-compat.
12653 (c_common_post_options): For C++, set warn_enum_compare if not
12655 * c-tree.h (struct c_expr): Add field original_type.
12656 (build_external_ref): Update declaration.
12657 * c-parser.c (c_parser_braced_init): Set original_type.
12658 (c_parser_initelt): Likewise.
12659 (c_parser_expr_no_commas): Likewise.
12660 (c_parser_conditional_expression): Likewise.
12661 (c_parser_cast_expression): Likewise.
12662 (c_parser_unary_expression): Likewise. Pull setting of
12663 original_code to top of function.
12664 (c_parser_sizeof_expression): Set original_type.
12665 (c_parser_alignof_expression): Likewise.
12666 (c_parser_postfix_expression): Likewise. Pull setting of
12667 original_code to top of function.
12668 (c_parser_postfix_expression_after_paren_type): Set original_type.
12669 (c_parser_postfix_expression_after_primary): Likewise.
12670 (c_parser_expression): Likewise.
12671 * c-typeck.c (build_external_ref): Add type parameter. Change all
12673 (c_expr_sizeof_expr): Set original_type field.
12674 (parser_build_unary_op): Likewise.
12675 (parser_build_binary_op): Likewise. Optionally warn about
12676 comparisons of enums of different types.
12677 (digest_init): Set original_type field.
12678 (really_start_incremental_init): Likewise.
12679 (push_init_level, pop_init_level): Likewise.
12680 * doc/invoke.texi (Warning Options): -Wenum-compare now
12683 2009-04-15 Richard Guenther <rguenther@suse.de>
12685 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
12686 out a necessary conversion.
12687 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
12688 names we didn't value number.
12689 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
12691 2009-04-15 Richard Guenther <rguenther@suse.de>
12693 PR tree-optimization/39764
12694 * tree-ssa-ccp.c (get_value): Canonicalize value with
12695 canonicalize_float_value.
12697 2009-04-15 Jan Hubicka <jh@suse.cz>
12699 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
12700 Wrong version of patch.
12702 2009-04-15 Jan Hubicka <jh@suse.cz>
12704 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
12706 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
12708 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
12709 our distinct integral and vector types.
12711 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
12713 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
12714 * init.c (build_vtbl_address): Remove call to assemble_external.
12716 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
12718 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
12719 output for other floating point modes.
12721 2009-04-14 Diego Novillo <dnovillo@google.com>
12723 * diagnostic.c (diagnostic_report_diagnostic): Do not
12724 warn about loaded plugins for DK_ERROR and DK_WARNING.
12725 * c-decl.c (declspecs_add_type): Move call to
12726 invoke_plugin_callbacks ...
12727 * c-parser.c (c_parser_declspecs): ... here.
12728 * plugin.c (dump_active_plugins): Tidy output.
12730 2009-04-14 Diego Novillo <dnovillo@google.com>
12731 Le-Chun Wu <lcwu@google.com>
12733 * configure.ac: Add --enable-plugin support.
12734 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
12735 * Makefile.in (PLUGIN_H): Define.
12736 Export ENABLE_PLUGIN and GMPINC to site.exp.
12737 Add PLUGINLIBS to link command.
12738 Add/modify dependencies for plugin.o and files including plugin.h.
12740 * config.in: Regenerate.
12742 * opts.c (common_handle_option): Handle OPT_fplugin_ and
12745 2009-04-14 Le-Chun Wu <lcwu@google.com>
12747 * tree-pass.h (register_one_dump_file): Add a prototype for
12748 register_one_dump_file.
12749 * toplev.c (compile_file): Call initialize_plugins.
12750 (do_compile): Call invoke_plugin_callbacks.
12751 (toplev_main): Call invoke_plugin_callbacks.
12752 * common.opt: Add -fplugin= and -fplugin-arg-.
12753 * gcc-plugin.h: New public header file for plugins to include.
12754 * plugin.c: New source file.
12755 * plugin.h: New internal header file.
12756 * passes.c (register_one_dump_file): Make it external.
12758 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
12760 2009-04-14 Diego Novillo <dnovillo@google.com>
12762 * doc/plugins.texi: New.
12763 * doc/gccint.texi: Add reference to Plugins chapter.
12764 * doc/invoke.texi: Document -fplugin and -fplugin-arg
12765 * diagnostic.c (diagnostic_report_diagnostic): Warn about
12766 loaded plugins, if any.
12767 * timevar.def (TV_PLUGIN_INIT): Define.
12768 (TV_PLUGIN_RUN): Define.
12769 * plugin.c: Include timevar.h
12770 (plugins_active_p): New.
12771 (dump_active_plugins): New.
12772 (debug_active_plugins): New.
12774 2009-04-14 Joseph Myers <joseph@codesourcery.com>
12776 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
12778 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
12780 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
12782 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
12783 the same as a minus without a shift.
12785 2009-04-14 Nick Clifton <nickc@redhat.com>
12787 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
12788 comparisons with small integers will always produce a short
12791 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
12794 2008-12-19 Diego Novillo <dnovillo@google.com>
12796 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
12798 2009-04-14 Richard Guenther <rguenther@suse.de>
12800 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
12802 (verify_gimple_assign_binary): Likewise. Handle shifts and
12804 (verify_gimple_phi): Print the mismatched argument position.
12805 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12807 (vect_update_init_of_dr): Likewise.
12808 * matrix-reorg.c (transform_access_sites): Do what the
12810 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
12812 2009-04-13 Michael Eager <eager@eagercon.com>
12814 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
12815 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
12816 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
12817 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
12818 remove duplicate config
12820 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12822 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
12823 file_name:line_number type locator of the call site.
12825 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
12827 * genautomata.c: Put blank after comma.
12828 (automaton_decls): New.
12829 (struct unit_usage): Add comments to member next.
12830 (store_alt_unit_usage): Keep the list ordered.
12831 (unit_present_on_list_p, equal_alternatives_p): New.
12832 (check_regexp_units_distribution): Check units distribution
12833 correctness correctly.
12834 (main): Don't write automata if error is found. Return correct
12837 * config/m68k/cf.md (cfv4_ds): Remove.
12838 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
12839 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
12841 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
12842 power4-load-ext, power4-store, power4-store-update,
12843 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
12844 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
12845 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
12846 power4-sqrt, power4-isync): Modify reservation to make correct
12847 unit distribution to automata.
12849 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
12850 power5-store-update, power5-two, power5-three, power5-lmul,
12851 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
12853 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
12855 * except.c (pass_set_nothrow_function_flags): Set name and add
12857 (set_nothrow_function_flags): Mention in the dump file when
12858 changing a function to nothrow.
12860 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
12863 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
12864 instead of unsigned long.
12866 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12868 * config/arm/arm.c (return_used_this_function): Remove.
12869 (arm_output_function_prologue): Remove use of
12870 return_used_this_function.
12871 (output_return_instruction): Replace use of
12872 return_used_this_function
12873 by cfun->machine->return_used_this_function.
12874 (arm_output_epilogue): Likewise.
12875 (arm_output_function_epilogue): Likewise.
12876 (thumb_unexpanded_epilogue): Likewise.
12877 * config/arm/arm.h (struct machine_function):
12878 New member return_used_this_function.
12880 2009-04-12 Mark Mitchell <mark@codesourcery.com>
12882 * doc/install.texi: Correct description of default directory for
12883 --with-gxx-include-dir.
12885 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
12887 * fold-const.c (build_range_check): Properly deal with enumeral and
12888 boolean base types.
12890 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
12892 * doc/invoke.texi (max_gcse_passes): Remove documentation.
12893 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
12894 * params.h (MAX_GCSE_PASSES): Remove.
12895 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
12896 in sequence. Remove ability to run multiple passes.
12897 (bypass_jumps): Report run as third CPROP pass.
12899 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
12901 PR middle-end/39651
12902 * except.c (can_throw_external): Look at each insn in a SEQUENCE
12903 when deciding whether the whole SEQUENCE can throw.
12905 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
12908 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
12909 offseted label references.
12911 2009-04-11 Jan Hubicka <jh@suse.cz>
12913 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
12915 2009-04-11 Richard Guenther <rguenther@suse.de>
12917 PR middle-end/39732
12918 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
12919 return variables as TREE_ADDRESSABLE.
12921 2009-04-11 Richard Guenther <rguenther@suse.de>
12923 PR tree-optimization/39713
12924 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
12925 reference trees have SSA_NAME operands.
12927 2009-04-11 Richard Guenther <rguenther@suse.de>
12930 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
12931 address expressions.
12933 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
12935 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
12936 match changes in Cygwin 1.7
12937 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
12938 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
12940 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12942 PR tree-optimization/39701
12943 * doc/invoke.texi (Optimization Options): Document change in
12944 meaning and initialization of -fdelete-null-pointer-checks.
12946 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12948 PR middle-end/39701
12949 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
12951 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
12954 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
12956 2009-04-10 Chao-ying Fu <fu@mips.com>
12958 * doc/tm.texi (Instruction Output): Document
12959 TARGET_ASM_FINAL_POSTSCAN_INSN.
12960 * target.h (final_postscan_insn): New field in asm_out.
12961 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12962 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
12963 * final.c (final_scan_insn): Call
12964 targetm.asm_out.final_postscan_insn after outputting
12965 an asm macro and a normal instruction.
12967 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
12968 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
12969 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
12970 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
12971 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12973 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12975 PR middle-end/39701
12976 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
12977 variables as non-NULL even with -fdelete-null-pointer-checks.
12979 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12981 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
12983 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
12986 * config/i386/i386.c (classify_argument): Handle SCmode with
12987 (bit_offset % 64) != 0.
12989 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
12991 * doc/invoke.texi (Optimize Options): Add cross-reference to
12992 -Q --help=optimizers examples.
12994 2009-04-10 Ben Elliston <bje@au.ibm.com>
12997 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
12998 regalign for the reg == fpr and TDmode case.
13000 2009-04-09 David Ayers <ayers@fsfe.org>
13003 * objc/objc-act.c (warn_with_method): Remove helper function.
13004 (check_duplicates): Call warning and inform directly.
13005 (really_start_method): Likewise.
13007 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13009 * expmed.c (expand_divmod): Always use a comparison for a division
13010 by a large unsigned integer.
13012 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
13013 for things others than variables or functions as nonzero.
13015 2009-04-09 Nick Clifton <nickc@redhat.com>
13017 * unwind-compat.c: Change copyright header to refer to version
13018 3 of the GNU General Public License with version 3.1 of the
13019 GCC Runtime Library Exception and to point readers at the
13020 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
13021 * config/alpha/crtfastmath.c: Likewise.
13022 * config/alpha/linux-unwind.h: Likewise.
13023 * config/alpha/qrnnd.asm: Likewise.
13024 * config/alpha/vms-crt0-64.c: Likewise.
13025 * config/alpha/vms-crt0.c: Likewise.
13026 * config/alpha/vms-dwarf2.asm: Likewise.
13027 * config/alpha/vms-dwarf2eh.asm: Likewise.
13028 * config/alpha/vms-psxcrt0-64.c: Likewise.
13029 * config/alpha/vms-psxcrt0.c: Likewise.
13030 * config/alpha/vms_tramp.asm: Likewise.
13031 * config/arc/initfini.c: Likewise.
13032 * config/arc/lib1funcs.asm: Likewise.
13033 * config/arm/bpabi-v6m.S: Likewise.
13034 * config/arm/bpabi.S: Likewise.
13035 * config/arm/bpabi.c: Likewise.
13036 * config/arm/crti.asm: Likewise.
13037 * config/arm/crtn.asm: Likewise.
13038 * config/arm/ieee754-df.S: Likewise.
13039 * config/arm/ieee754-sf.S: Likewise.
13040 * config/arm/lib1funcs.asm: Likewise.
13041 * config/arm/libunwind.S: Likewise.
13042 * config/arm/linux-atomic.c: Likewise.
13043 * config/arm/mmintrin.h: Likewise.
13044 * config/arm/pr-support.c: Likewise.
13045 * config/arm/unaligned-funcs.c: Likewise.
13046 * config/arm/unwind-arm.c: Likewise.
13047 * config/arm/unwind-arm.h: Likewise.
13048 * config/avr/libgcc.S: Likewise.
13049 * config/bfin/crti.s: Likewise.
13050 * config/bfin/crtlibid.s: Likewise.
13051 * config/bfin/crtn.s: Likewise.
13052 * config/bfin/lib1funcs.asm: Likewise.
13053 * config/bfin/linux-unwind.h: Likewise.
13054 * config/cris/arit.c: Likewise.
13055 * config/cris/cris_abi_symbol.c: Likewise.
13056 * config/darwin-64.c: Likewise.
13057 * config/darwin-crt2.c: Likewise.
13058 * config/darwin-crt3.c: Likewise.
13059 * config/darwin.h: Likewise.
13060 * config/dbxelf.h: Likewise.
13061 * config/dfp-bit.c: Likewise.
13062 * config/dfp-bit.h: Likewise.
13063 * config/elfos.h: Likewise.
13064 * config/fixed-bit.c: Likewise.
13065 * config/fixed-bit.h: Likewise.
13066 * config/fp-bit.c: Likewise.
13067 * config/fp-bit.h: Likewise.
13068 * config/fr30/crti.asm: Likewise.
13069 * config/fr30/crtn.asm: Likewise.
13070 * config/fr30/lib1funcs.asm: Likewise.
13071 * config/freebsd-spec.h: Likewise.
13072 * config/frv/cmovd.c: Likewise.
13073 * config/frv/cmovh.c: Likewise.
13074 * config/frv/cmovw.c: Likewise.
13075 * config/frv/frvbegin.c: Likewise.
13076 * config/frv/frvend.c: Likewise.
13077 * config/frv/lib1funcs.asm: Likewise.
13078 * config/glibc-stdint.h: Likewise.
13079 * config/h8300/clzhi2.c: Likewise.
13080 * config/h8300/crti.asm: Likewise.
13081 * config/h8300/crtn.asm: Likewise.
13082 * config/h8300/ctzhi2.c: Likewise.
13083 * config/h8300/fixunssfsi.c: Likewise.
13084 * config/h8300/lib1funcs.asm: Likewise.
13085 * config/h8300/parityhi2.c: Likewise.
13086 * config/h8300/popcounthi2.c: Likewise.
13087 * config/i386/ammintrin.h: Likewise.
13088 * config/i386/att.h: Likewise.
13089 * config/i386/avxintrin.h: Likewise.
13090 * config/i386/biarch64.h: Likewise.
13091 * config/i386/bmmintrin.h: Likewise.
13092 * config/i386/cpuid.h: Likewise.
13093 * config/i386/cross-stdarg.h: Likewise.
13094 * config/i386/crtfastmath.c: Likewise.
13095 * config/i386/crtprec.c: Likewise.
13096 * config/i386/cygming-crtbegin.c: Likewise.
13097 * config/i386/cygming-crtend.c: Likewise.
13098 * config/i386/cygwin.asm: Likewise.
13099 * config/i386/emmintrin.h: Likewise.
13100 * config/i386/gmm_malloc.h: Likewise.
13101 * config/i386/gthr-win32.c: Likewise.
13102 * config/i386/i386.h: Likewise.
13103 * config/i386/immintrin.h: Likewise.
13104 * config/i386/linux-unwind.h: Likewise.
13105 * config/i386/linux64.h: Likewise.
13106 * config/i386/mm3dnow.h: Likewise.
13107 * config/i386/mmintrin-common.h: Likewise.
13108 * config/i386/mmintrin.h: Likewise.
13109 * config/i386/nmmintrin.h: Likewise.
13110 * config/i386/pmm_malloc.h: Likewise.
13111 * config/i386/pmmintrin.h: Likewise.
13112 * config/i386/smmintrin.h: Likewise.
13113 * config/i386/sol2-c1.asm: Likewise.
13114 * config/i386/sol2-ci.asm: Likewise.
13115 * config/i386/sol2-cn.asm: Likewise.
13116 * config/i386/sol2-gc1.asm: Likewise.
13117 * config/i386/tmmintrin.h: Likewise.
13118 * config/i386/unix.h: Likewise.
13119 * config/i386/w32-unwind.h: Likewise.
13120 * config/i386/wmmintrin.h: Likewise.
13121 * config/i386/x86-64.h: Likewise.
13122 * config/i386/x86intrin.h: Likewise.
13123 * config/i386/xmmintrin.h: Likewise.
13124 * config/ia64/crtbegin.asm: Likewise.
13125 * config/ia64/crtend.asm: Likewise.
13126 * config/ia64/crtfastmath.c: Likewise.
13127 * config/ia64/crti.asm: Likewise.
13128 * config/ia64/crtn.asm: Likewise.
13129 * config/ia64/fde-glibc.c: Likewise.
13130 * config/ia64/lib1funcs.asm: Likewise.
13131 * config/ia64/linux-unwind.h: Likewise.
13132 * config/ia64/quadlib.c: Likewise.
13133 * config/ia64/unwind-ia64.c: Likewise.
13134 * config/linux.h: Likewise.
13135 * config/m32c/m32c-lib1.S: Likewise.
13136 * config/m32c/m32c-lib2-trapv.c: Likewise.
13137 * config/m32c/m32c-lib2.c: Likewise.
13138 * config/m32r/initfini.c: Likewise.
13139 * config/m68hc11/larith.asm: Likewise.
13140 * config/m68hc11/m68hc11-crt0.S: Likewise.
13141 * config/m68k/cf.md: Likewise.
13142 * config/m68k/crti.s: Likewise.
13143 * config/m68k/crtn.s: Likewise.
13144 * config/m68k/lb1sf68.asm: Likewise.
13145 * config/m68k/linux-unwind.h: Likewise.
13146 * config/mcore/crti.asm: Likewise.
13147 * config/mcore/crtn.asm: Likewise.
13148 * config/mcore/lib1.asm: Likewise.
13149 * config/mips/linux-unwind.h: Likewise.
13150 * config/mips/loongson.h: Likewise.
13151 * config/mips/mips16.S: Likewise.
13152 * config/mmix/crti.asm: Likewise.
13153 * config/mmix/crtn.asm: Likewise.
13154 * config/pa/fptr.c: Likewise.
13155 * config/pa/hpux-unwind.h: Likewise.
13156 * config/pa/lib2funcs.asm: Likewise.
13157 * config/pa/linux-atomic.c: Likewise.
13158 * config/pa/linux-unwind.h: Likewise.
13159 * config/pa/milli64.S: Likewise.
13160 * config/pa/quadlib.c: Likewise.
13161 * config/pa/stublib.c: Likewise.
13162 * config/picochip/libgccExtras/adddi3.asm: Likewise.
13163 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
13164 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
13165 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
13166 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
13167 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
13168 * config/picochip/libgccExtras/divmod15.asm: Likewise.
13169 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
13170 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
13171 * config/picochip/libgccExtras/longjmp.asm: Likewise.
13172 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
13173 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
13174 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
13175 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
13176 * config/picochip/libgccExtras/setjmp.asm: Likewise.
13177 * config/picochip/libgccExtras/subdi3.asm: Likewise.
13178 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
13179 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
13180 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
13181 * config/rs6000/750cl.h: Likewise.
13182 * config/rs6000/altivec.h: Likewise.
13183 * config/rs6000/biarch64.h: Likewise.
13184 * config/rs6000/crtresfpr.asm: Likewise.
13185 * config/rs6000/crtresgpr.asm: Likewise.
13186 * config/rs6000/crtresxfpr.asm: Likewise.
13187 * config/rs6000/crtresxgpr.asm: Likewise.
13188 * config/rs6000/crtsavfpr.asm: Likewise.
13189 * config/rs6000/crtsavgpr.asm: Likewise.
13190 * config/rs6000/darwin-asm.h: Likewise.
13191 * config/rs6000/darwin-fallback.c: Likewise.
13192 * config/rs6000/darwin-fpsave.asm: Likewise.
13193 * config/rs6000/darwin-ldouble.c: Likewise.
13194 * config/rs6000/darwin-tramp.asm: Likewise.
13195 * config/rs6000/darwin-unwind.h: Likewise.
13196 * config/rs6000/darwin-vecsave.asm: Likewise.
13197 * config/rs6000/darwin-world.asm: Likewise.
13198 * config/rs6000/e500crtres32gpr.asm: Likewise.
13199 * config/rs6000/e500crtres64gpr.asm: Likewise.
13200 * config/rs6000/e500crtres64gprctr.asm: Likewise.
13201 * config/rs6000/e500crtrest32gpr.asm: Likewise.
13202 * config/rs6000/e500crtrest64gpr.asm: Likewise.
13203 * config/rs6000/e500crtresx32gpr.asm: Likewise.
13204 * config/rs6000/e500crtresx64gpr.asm: Likewise.
13205 * config/rs6000/e500crtsav32gpr.asm: Likewise.
13206 * config/rs6000/e500crtsav64gpr.asm: Likewise.
13207 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
13208 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
13209 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
13210 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
13211 * config/rs6000/eabi-ci.asm: Likewise.
13212 * config/rs6000/eabi-cn.asm: Likewise.
13213 * config/rs6000/eabi.asm: Likewise.
13214 * config/rs6000/linux-unwind.h: Likewise.
13215 * config/rs6000/linux64.h: Likewise.
13216 * config/rs6000/paired.h: Likewise.
13217 * config/rs6000/paired.md: Likewise.
13218 * config/rs6000/ppc64-fp.c: Likewise.
13219 * config/rs6000/ppu_intrinsics.h: Likewise.
13220 * config/rs6000/rs6000.h: Likewise.
13221 * config/rs6000/si2vmx.h: Likewise.
13222 * config/rs6000/sol-ci.asm: Likewise.
13223 * config/rs6000/sol-cn.asm: Likewise.
13224 * config/rs6000/spe.h: Likewise.
13225 * config/rs6000/spu2vmx.h: Likewise.
13226 * config/rs6000/sysv4.h: Likewise.
13227 * config/rs6000/tramp.asm: Likewise.
13228 * config/rs6000/vec_types.h: Likewise.
13229 * config/s390/linux-unwind.h: Likewise.
13230 * config/s390/tpf-unwind.h: Likewise.
13231 * config/score/crti.asm: Likewise.
13232 * config/score/crtn.asm: Likewise.
13233 * config/sh/crt1.asm: Likewise.
13234 * config/sh/crti.asm: Likewise.
13235 * config/sh/crtn.asm: Likewise.
13236 * config/sh/divtab-sh4-300.c: Likewise.
13237 * config/sh/divtab-sh4.c: Likewise.
13238 * config/sh/divtab.c: Likewise.
13239 * config/sh/lib1funcs-4-300.asm: Likewise.
13240 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
13241 * config/sh/lib1funcs.asm: Likewise.
13242 * config/sh/lib1funcs.h: Likewise.
13243 * config/sh/linux-atomic.asm: Likewise.
13244 * config/sh/linux-unwind.h: Likewise.
13245 * config/sh/shmedia.h: Likewise.
13246 * config/sh/sshmedia.h: Likewise.
13247 * config/sh/ushmedia.h: Likewise.
13248 * config/sparc/crtfastmath.c: Likewise.
13249 * config/sparc/linux-unwind.h: Likewise.
13250 * config/sparc/sol2-c1.asm: Likewise.
13251 * config/sparc/sol2-ci.asm: Likewise.
13252 * config/sparc/sol2-cn.asm: Likewise.
13253 * config/spu/divmodti4.c: Likewise.
13254 * config/spu/divv2df3.c: Likewise.
13255 * config/spu/float_disf.c: Likewise.
13256 * config/spu/float_unsdidf.c: Likewise.
13257 * config/spu/float_unsdisf.c: Likewise.
13258 * config/spu/float_unssidf.c: Likewise.
13259 * config/spu/mfc_multi_tag_release.c: Likewise.
13260 * config/spu/mfc_multi_tag_reserve.c: Likewise.
13261 * config/spu/mfc_tag_release.c: Likewise.
13262 * config/spu/mfc_tag_reserve.c: Likewise.
13263 * config/spu/mfc_tag_table.c: Likewise.
13264 * config/spu/multi3.c: Likewise.
13265 * config/spu/spu_internals.h: Likewise.
13266 * config/spu/spu_intrinsics.h: Likewise.
13267 * config/spu/spu_mfcio.h: Likewise.
13268 * config/spu/vec_types.h: Likewise.
13269 * config/spu/vmx2spu.h: Likewise.
13270 * config/stormy16/stormy16-lib2.c: Likewise.
13271 * config/svr4.h: Likewise.
13272 * config/sync.c: Likewise.
13273 * config/v850/lib1funcs.asm: Likewise.
13274 * config/vxlib-tls.c: Likewise.
13275 * config/vxlib.c: Likewise.
13276 * config/vxworks-dummy.h: Likewise.
13277 * config/xtensa/crti.asm: Likewise.
13278 * config/xtensa/crtn.asm: Likewise.
13279 * config/xtensa/ieee754-df.S: Likewise.
13280 * config/xtensa/ieee754-sf.S: Likewise.
13281 * config/xtensa/lib1funcs.asm: Likewise.
13282 * config/xtensa/lib2funcs.S: Likewise.
13283 * config/xtensa/linux-unwind.h: Likewise.
13284 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
13285 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
13286 * coretypes.h: Likewise.
13287 * crtstuff.c: Likewise.
13288 * defaults.h: Likewise.
13289 * dwarf2.h: Likewise.
13290 * emutls.c: Likewise.
13291 * gbl-ctors.h: Likewise.
13292 * gcov-io.h: Likewise.
13293 * ginclude/float.h: Likewise.
13294 * ginclude/iso646.h: Likewise.
13295 * ginclude/stdarg.h: Likewise.
13296 * ginclude/stdbool.h: Likewise.
13297 * ginclude/stddef.h: Likewise.
13298 * ginclude/stdfix.h: Likewise.
13299 * ginclude/stdint-gcc.h: Likewise.
13300 * ginclude/tgmath.h: Likewise.
13301 * gthr-aix.h: Likewise.
13302 * gthr-dce.h: Likewise.
13303 * gthr-gnat.c: Likewise.
13304 * gthr-gnat.h: Likewise.
13305 * gthr-lynx.h: Likewise.
13306 * gthr-mipssde.h: Likewise.
13307 * gthr-nks.h: Likewise.
13308 * gthr-posix.c: Likewise.
13309 * gthr-posix.h: Likewise.
13310 * gthr-posix95.h: Likewise.
13311 * gthr-rtems.h: Likewise.
13312 * gthr-single.h: Likewise.
13313 * gthr-solaris.h: Likewise.
13314 * gthr-tpf.h: Likewise.
13315 * gthr-vxworks.h: Likewise.
13316 * gthr-win32.h: Likewise.
13317 * gthr.h: Likewise.
13318 * libgcc2.c: Likewise.
13319 * libgcc2.h: Likewise.
13320 * libgcov.c: Likewise.
13321 * tsystem.h: Likewise.
13322 * typeclass.h: Likewise.
13323 * unwind-c.c: Likewise.
13324 * unwind-compat.h: Likewise.
13325 * unwind-dw2-fde-compat.c: Likewise.
13326 * unwind-dw2-fde-darwin.c: Likewise.
13327 * unwind-dw2-fde-glibc.c: Likewise.
13328 * unwind-dw2-fde.c: Likewise.
13329 * unwind-dw2-fde.h: Likewise.
13330 * unwind-dw2.c: Likewise.
13331 * unwind-dw2.h: Likewise.
13332 * unwind-generic.h: Likewise.
13333 * unwind-pe.h: Likewise.
13334 * unwind-sjlj.c: Likewise.
13335 * unwind.inc: Likewise.
13336 * config/arm/neon-gen.ml: Change generated copyright header to
13337 refer to version 3 of the GNU General Public License with
13338 version 3.1 of the GCC Runtime Library Exception and to point
13339 readers at the COPYING3 and COPYING3.RUNTIME files and the
13340 FSF's license web page.
13341 * config/arm/arm_neon.h: Regenerate.
13343 2009-04-09 Jakub Jelinek <jakub@redhat.com>
13345 * config/cris/cris.md: Change copyright header to refer to version
13346 3 of the GNU General Public License.
13347 * doc/install.texi2html: Change copyright header to refer to version
13348 3 of the GNU General Public License and to point readers at the
13349 COPYING3 file and the FSF's license web page.
13350 * config/vax/linux.h: Likewise.
13352 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13354 * config/i386/i386.md (cmpcc): New.
13355 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
13356 (sync_compare_and_swap_cc*): Delete.
13358 * config/s390/s390.c (s390_compare_emitted): Remove.
13359 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
13360 s390_compare_emitted used to be handled. Assert that modes match.
13361 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
13362 refer to sync_compare_and_swap_ccsi.
13363 * config/s390/s390.h (s390_compare_emitted): Remove.
13364 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
13365 instead of s390_compare_emitted.
13366 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
13367 instead of s390_compare_emitted.
13368 * config/s390/s390.md (cmpcc): New.
13369 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
13370 CC_REGNUM, do not pretend it's set.
13371 (sync_compare_and_swap_cc*): Delete.
13372 * config/s390/predicates.md (cc_reg_operand): New.
13374 * expr.c (sync_compare_and_swap_cc): Delete.
13375 * optabs.h (sync_compare_and_swap_cc): Delete.
13376 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
13377 is being used with can_compare_p.
13378 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
13379 (find_cc_set): New.
13380 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
13381 look for a MODE_CC set instead. Use emit_store_flag.
13382 (expand_compare_and_swap_loop): Likewise, with some additional
13383 complication to avoid a force_reg when useless. Use
13384 emit_cmp_and_jump_insns.
13385 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
13386 * doc/md.texi (sync_compare_and_swap_cc): Merge with
13387 sync_compare_and_swap documentation.
13389 2009-04-09 Jan Hubicka <jh@suse.cz>
13391 * except.c (find_prev_try): Break out from ....
13392 (duplicate_eh_regions): ... here; properly update prev_try pointers
13393 when duplication part of tree.
13394 (dump_eh_tree): Improve dumping.
13395 (verify_eh_region): New.
13396 (verify_eh_tree): Use it.
13398 2009-04-06 Richard Guenther <rguenther@suse.de>
13400 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
13401 &ARRAY addresses by adjusting their types and prepending
13403 * tree-cfg.c (verify_gimple_assign_single): Verify that
13404 addresses are correct.
13406 2009-04-09 Richard Guenther <rguenther@suse.de>
13408 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
13409 indices into an array reference if possible.
13410 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
13411 Fold POINTER_PLUS_EXPR statements with invariant address.
13413 2009-04-09 Alan Modra <amodra@bigpond.net.au>
13416 * config.gcc (powerpc64-*-linux*): Always build biarch.
13418 2009-04-09 Joseph Myers <joseph@codesourcery.com>
13421 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
13422 it and pedwarn if this results in an INTEGER_CST.
13424 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13426 * doc/install.texi: Update minimum GMP version. Remove obsolete
13427 text in MPFR section.
13429 2009-04-08 Jakub Jelinek <jakub@redhat.com>
13431 * dwarf2out.c (class_scope_p): New static inline.
13432 (class_or_namespace_scope_p): Use it.
13433 (gen_variable_die): Use DW_TAG_member tag for static data member
13434 declarations instead of DW_TAG_variable.
13436 PR middle-end/39573
13437 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
13440 2009-04-08 Richard Guenther <rguenther@suse.de>
13442 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
13443 valueize random data.
13445 2009-04-08 David Edelsohn <edelsohn@gnu.org>
13447 * config.gcc (aix tm_file): Add aix-stdint.h.
13448 (aix tm clause use_gcc_stdint): Set to wrap.
13449 * config/rs6000/aix-stdint.h: New file.
13451 2009-04-08 Richard Guenther <rguenther@suse.de>
13453 PR middle-end/36291
13454 * tree-dfa.c (add_referenced_var): Do not recurse into
13455 global initializers.
13456 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
13458 (fold_const_aggregate_ref): Likewise.
13460 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13462 * recog.c (ordered_comparison_operator): New.
13463 * gensupport.c (std_preds): Add it.
13464 * doc/md.texi (Machine-Independent Predicates): Document it.
13466 2009-04-08 Jan Hubicka <jh@suse.cz>
13468 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
13469 * function.h (rtl_eh): Remove exception_handler_label_map.
13470 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
13471 remove_exception_handler_label, for_each_eh_label_1): Remove.
13472 (rtl_remove_unreachable_regions): Remove.
13473 (convert_from_eh_region_ranges): Do not remove unreachable regions.
13474 (find_exception_handler_labels): Don't build the hashtable.
13475 (maybe_remove_eh_handler): Remove.
13476 (for_each_eh_label): Rewrite to walk the tree.
13477 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
13478 * except.h (maybe_remove_eh_handler): Remove.
13479 * passes.c (init_optimization_passes): Schedule second EH cleanup
13481 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
13482 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
13484 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13486 * genoutput.c (validate_optab_operands): New.
13487 (gen_insn, gen_expand): Call it.
13489 * genflags.c (gen_insn): Detect misused iterators.
13490 (main): Pass line_no to gen_insn, exit with status 1 on error.
13492 * genextract.c (line_no): Make global.
13493 (VEC_safe_set_locstr): Change assertion to error message.
13494 (main): Exit with status 1 on error.
13496 2009-04-08 Joseph Myers <joseph@codesourcery.com>
13500 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
13501 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
13502 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
13503 * c-convert.c (convert): Do not call fold on results of conversion
13504 functions when the result is a C_MAYBE_CONST_EXPR.
13505 * c-parser.c (c_parser_postfix_expression): Do not fold condition
13506 of __builtin_choose_expr.
13507 * c-typeck.c (remove_c_maybe_const_expr): New.
13508 (build_unary_op, build_conditional_expr, build_compound_expr,
13509 build_binary_op, c_objc_common_truthvalue_conversion): Call
13510 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
13513 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
13515 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
13516 CODE to produce a new one. Add a prototype to use fold_convert_const
13518 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
13521 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
13522 mix declarations and code.
13524 2009-04-08 Ben Elliston <bje@au.ibm.com>
13526 * gcc.c: Replace `CC' with `GCC' throughout.
13528 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
13530 * doc/invoke.texi: Document Atom support.
13532 2009-04-07 Jason Merrill <jason@redhat.com>
13535 * c-common.h, c-common.c: Add flag_pretty_templates.
13536 * c-opts.c (c_common_handle_option): Set it.
13537 * c.opt: Add -fno-pretty-templates.
13538 * doc/invoke.texi (C++ Dialect Options): Likewise.
13540 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
13542 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
13543 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
13544 (ia64_expand_builtin): Likewise.
13546 2009-04-07 Martin Jambor <mjambor@suse.cz>
13548 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
13549 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
13550 ADDR_EXPRS are include too.
13552 2009-04-07 Richard Guenther <rguenther@suse.de>
13554 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
13555 decls are only used if passes as parameters or if they are
13556 local statics and the call is not to a builtin.
13557 (call_may_clobber_ref_p_1): Likewise.
13559 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13561 * expr.c (do_store_flag): Remove last argument. Simplify code
13562 to avoid duplication of tests already done by can_compare_p.
13563 (expand_expr_real_1): Adjust caller.
13565 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13567 * optabs.c (can_compare_p): Test the predicate of a
13568 cbranch and cstore pattern.
13570 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13572 * expr.c (convert_move): Use emit_store_flag instead of
13575 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13577 * config/i386/i386.c (ix86_compare_emitted): Remove.
13578 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
13579 ix86_compare_op0 like ix86_compare_emitted used to be handled.
13580 * config/i386/i386.h (ix86_compare_emitted): Remove.
13581 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
13582 instead of ix86_compare_emitted.
13583 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
13585 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
13587 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
13588 Add t-sysroot-suffix to tmake_file.
13589 * config/print-sysroot-suffix.sh: New file.
13590 * config/t-sysroot-suffix: New file.
13592 2009-04-07 Ben Elliston <bje@au.ibm.com>
13594 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
13595 as the latter produces a warning when the target does not support
13598 2009-04-07 Ben Elliston <bje@au.ibm.com>
13600 * dfp.c: Replace type punning assignments with memcpy throughout.
13601 * Makefile.in (dfp.o-warn): Remove.
13603 2009-04-07 Alan Modra <amodra@bigpond.net.au>
13606 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
13607 Include soft-fp/t-softfp after rs6000/t-linux64.
13609 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
13611 * stor-layout.c (set_sizetype): Use the full precision of their
13612 machine mode for bitsize types.
13614 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
13616 * config/i386/i386.md: Revert 2 accidental checkins.
13618 2009-04-06 Joey Ye <joey.ye@intel.com>
13619 Xuepeng Guo <xuepeng.guo@intel.com>
13620 H.J. Lu <hongjiu.lu@intel.com>
13622 Atom pipeline model, tuning and insn selection.
13623 * config.gcc (atom): Add atom config options and target.
13625 * config/i386/atom.md: New.
13627 * config/i386/i386.c (atom_cost): New cost.
13628 (m_ATOM): New macro flag.
13629 (initial_ix86_tune_features): Set m_ATOM.
13630 (x86_accumulate_outgoing_args): Likewise.
13631 (x86_arch_always_fancy_math_387): Likewise.
13632 (processor_target): Add Atom cost.
13633 (cpu_names): Add Atom cpu name.
13634 (override_options): Set Atom ISA.
13635 (ix86_issue_rate): New case PROCESSOR_ATOM.
13636 (ix86_adjust_cost): Likewise.
13638 * config/i386/i386.h (TARGET_ATOM): New target macro.
13639 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
13640 (TARGET_OPT_AGU): New target option.
13641 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
13642 (processor_type): Add PROCESSOR_ATOM.
13644 * config/i386/i386.md (cpu): Add new value "atom".
13645 (use_carry, movu): New attr.
13646 (atom.md): Include atom.md.
13647 (adddi3_carry_rex64): Set attr "use_carry".
13648 (addqi3_carry): Likewise.
13649 (addhi3_carry): Likewise.
13650 (addsi3_carry): Likewise.
13651 (*addsi3_carry_zext): Likewise.
13652 (subdi3_carry_rex64): Likewise.
13653 (subqi3_carry): Likewise.
13654 (subhi3_carry): Likewise.
13655 (subsi3_carry): Likewise.
13656 (x86_movdicc_0_m1_rex64): Likewise.
13657 (*x86_movdicc_0_m1_se): Likewise.
13658 (x86_movsicc_0_m1): Likewise.
13659 (*x86_movsicc_0_m1_se): Likewise.
13660 (*adddi_1_rex64): Emit add insn as much as possible.
13661 (*addsi_1): Likewise.
13662 (return_internal): Set atom_unit.
13663 (return_internal_long): Likewise.
13664 (return_pop_internal): Likewise.
13665 (*rcpsf2_sse): Set atom_sse_attr attr.
13666 (*qrt<mode>2_sse): Likewise.
13667 (*prefetch_sse): Likewise.
13669 * config/i386/i386-c.c (ix86_target_macros_internal): New case
13671 (ix86_target_macros_internal): Likewise.
13673 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
13674 (*prefetch_sse_rex): Likewise.
13675 (sse_rcpv4sf2): Likewise.
13676 (sse_vmrcpv4sf2): Likewise.
13677 (sse_sqrtv4sf2): Likewise.
13678 (<sse>_vmsqrt<mode>2): Likewise.
13679 (sse_ldmxcsr): Likewise.
13680 (sse_stmxcsr): Likewise.
13681 (*sse_sfence): Likewise.
13682 (sse2_clflush): Likewise.
13683 (*sse2_mfence): Likewise.
13684 (*sse2_lfence): Likewise.
13685 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
13686 (<sse>_movup<ssemodesuffixf2c>): Likewise.
13687 (avx_movdqu<avxmodesuffix>): Likewise.
13688 (avx_lddqu<avxmodesuffix>): Likewise.
13689 (sse2_movntv2di): Change attr "type" to "ssemov".
13690 (sse2_movntsi): Likewise.
13691 (rsqrtv8sf2): Change attr "type" to "sseadd".
13692 (sse3_addsubv2df3): Set attr "atom_unit".
13693 (sse3_h<plusminus_insn>v4sf3): Likewise.
13694 (*sse2_pmaddwd): Likewise.
13695 (*vec_extractv2di_1_rex64): Likewise.
13696 (*vec_extractv2di_1_avx): Likewise.
13697 (sse2_psadbw): Likewise.
13698 (ssse3_phaddwv8hi3): Likewise.
13699 (ssse3_phaddwv4hi3): Likewise.
13700 (ssse3_phadddv4si3): Likewise.
13701 (ssse3_phadddv2si3): Likewise.
13702 (ssse3_phaddswv8hi3): Likewise.
13703 (ssse3_phaddswv4hi3): Likewise.
13704 (ssse3_phsubwv8hi3): Likewise.
13705 (ssse3_phsubwv4hi3): Likewise.
13706 (ssse3_phsubdv4si3): Likewise.
13707 (ssse3_phsubdv2si3): Likewise.
13708 (ssse3_phsubswv8hi3): Likewise.
13709 (ssse3_phsubswv4hi3): Likewise.
13710 (ssse3_pmaddubsw128): Likewise.
13711 (sse3_pmaddubsw: Likewise.
13712 (ssse3_palignrti): Likewise.
13713 (ssse3_palignrdi): Likewise.
13715 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
13717 * doc/install.texi (Specific): Fix two cross-references to MinGW.
13719 2009-04-06 Richard Guenther <rguenther@suse.de>
13721 PR tree-optimization/28868
13722 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
13723 of which PHI results we inserted.
13724 (insert_into_preds_of_block): Record inserted PHIs.
13725 (eliminate): Eliminate redundant PHI nodes.
13726 (init_pre): Init inserted_phi_names.
13728 2009-04-06 Richard Guenther <rguenther@suse.de>
13730 PR tree-optimization/39643
13731 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
13732 IMAGPART_EXPRs of complex constants.
13733 (execute_fold_all_builtins): If we folded a call queue
13734 TODO_update_address_taken.
13736 2009-04-06 Jan Hubicka <jh@suse.cz>
13738 PR middle-end/39659
13739 * except.c (remove_unreachable_regions): Propagate may_contain_throw
13742 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
13744 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
13746 (ic_invalidate_array): Likewise.
13748 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
13750 * calls.c (emit_library_call_value_1): Fix a problem with parameter
13751 alignment for library calls.
13753 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
13755 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
13756 (mingw32 tm clause use_gcc_stdint): Set to wrap.
13757 * config/i386/mingw-stdint.h: New file.
13759 2009-04-05 Richard Guenther <rguenther@suse.de>
13761 PR tree-optimization/39648
13762 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
13763 our &A vs. &A[0] IL deficiencies.
13765 2009-04-04 Jan Hubicka <jh@suse.cz>
13767 * except.c (sjlj_find_directly_reachable_regions): Be ready for
13768 removed toplevel regions.
13769 (sjlj_mark_call_sites): Likewise.
13771 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
13773 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
13774 (cygwin tm clause use_gcc_stdint): Set to wrap.
13775 * config/i386/cygwin-stdint.h: New file.
13777 2009-04-04 Richard Guenther <rguenther@suse.de>
13779 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
13780 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
13781 single-argument PHIs if we are in loop-closed SSA form.
13782 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
13783 for the pre-condition.
13784 (slpeel_tree_peel_loop_to_edge): Likewise.
13785 (vect_build_loop_niters): Take an optional sequence to append stmts.
13786 (vect_generate_tmps_on_preheader): Likewise.
13787 (vect_do_peeling_for_loop_bound): Take extra guards for the
13789 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
13790 the cost model check.
13791 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
13792 guards if we are going to peel. Do not apply versioning in that case.
13793 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
13794 (vect_do_peeling_for_loop_bound): Likewise.
13795 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
13796 loop bound only record extra pre-conditions, do not apply loop
13799 2009-04-04 Richard Guenther <rguenther@suse.de>
13801 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
13804 2009-04-04 Jan Hubicka <jh@suse.cz>
13806 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13807 last_basic_block for size of bb->index indexed array.
13808 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
13809 compute_out, link_btr_uses, build_btr_def_use_webs,
13810 build_btr_def_use_webs, migrate_btr_defs): Likewise.
13812 2009-04-04 Jan Hubicka <jh@suse.cz>
13814 * except.c (remove_eh_handler_and_replace): Break out from ...
13815 (remove_eh_handler): ... here.
13816 (bring_to_root): New function.
13817 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
13818 handled ones, bring others to root of tree.
13820 2009-04-04 Jan Hubicka <jh@suse.cz>
13822 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
13823 (all_phis_safe_to_merge): New function.
13824 (update_info): New structure.
13825 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
13826 (cleanup_empty_eh): Update SSA if possible.
13828 2009-04-04 Richard Guenther <rguenther@suse.de>
13830 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
13831 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
13832 (append_vuse): Likewise.
13834 2009-04-04 Jakub Jelinek <jakub@redhat.com>
13836 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
13837 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
13838 instead of REG_UNSAVED for DW_CFA_undefined.
13839 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
13840 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
13843 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
13846 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
13847 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
13848 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
13850 2009-04-04 Richard Guenther <rguenther@suse.de>
13852 PR tree-optimization/8781
13853 PR tree-optimization/37892
13854 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
13855 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
13856 (valueize_refs): Call it for *& valueizations.
13857 (shared_reference_ops_from_ref): Rename to ...
13858 (valueize_shared_reference_ops_from_ref): ... this and valueize.
13859 (shared_reference_ops_from_call): Rename to ...
13860 (valueize_shared_reference_ops_from_call): ... this and valueize.
13861 (vn_reference_lookup): Update.
13862 (visit_reference_op_call): Likewise.
13863 * tree-ssa-pre.c (phi_translate_1): Fold *&.
13864 (eliminate): Value-replace the call address in call statements.
13866 2009-04-04 Richard Guenther <rguenther@suse.de>
13868 PR tree-optimization/39636
13869 * tree-ssa-forwprop.c
13870 (forward_propagate_addr_into_variable_array_index): Check for
13871 GIMPLE_ASSIGN before accessing the rhs code.
13873 2009-04-03 Jason Merrill <jason@redhat.com>
13875 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
13877 2009-04-03 Steve Ellcey <sje@cup.hp.com>
13879 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
13880 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
13881 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
13882 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
13883 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
13884 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
13885 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
13886 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
13887 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
13888 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
13889 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
13890 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
13891 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
13892 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
13893 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
13894 Use fr_reg_or_fp01_operand instead of fr_register_operand
13896 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
13897 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
13898 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
13900 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
13902 PR rtl-optimization/39607
13903 PR rtl-optimization/39631
13907 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13908 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13909 instead of DF_LR_OUT.
13910 * ira-lives.c (process_bb_node_lives): Ditto.
13911 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13912 instead of DF_LR_{OUT,IN}.
13913 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13914 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13916 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
13918 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
13919 (execute_lower_omp): Always run but take the short way out if -fopenmp
13921 (gate_lower_omp): Remove, forcing the pass manager to always run the
13922 pass and always set PROP_gimple_lomp.
13923 (pass_lower_omp): Remove gate function.
13924 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
13925 PROP_trees. Instead, require it.
13926 * ipa-cp.c (pass_ipa_cp): Likewise.
13927 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
13928 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
13929 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
13930 and PROP_gimple_leh.
13932 2009-04-03 Richard Guenther <rguenther@suse.de>
13934 PR middle-end/13146
13935 PR tree-optimization/23940
13936 PR tree-optimization/33237
13937 PR middle-end/33974
13938 PR middle-end/34093
13939 PR tree-optimization/36201
13940 PR tree-optimization/36230
13941 PR tree-optimization/38049
13942 PR tree-optimization/38207
13943 PR tree-optimization/38230
13944 PR tree-optimization/38301
13945 PR tree-optimization/38585
13946 PR middle-end/38895
13947 PR tree-optimization/38985
13948 PR tree-optimization/39299
13949 * tree-ssa-structalias.h: Remove.
13950 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
13951 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
13952 (struct vuse_element_d): Remove.
13953 (struct vuse_vec_d): Likewise.
13954 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
13955 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
13956 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
13957 VUSE_ELEMENT_VAR): Likewise.
13958 (struct voptype_d): Likewise.
13959 (NUM_VOP_FREE_BUCKETS): Likewise.
13960 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
13961 (struct stmt_operands_d): Remove.
13962 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
13963 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
13964 VDEF_NUM, VDEF_VECT): Likewise.
13965 (copy_virtual_operands): Remove.
13966 (operand_build_cmp): Likewise.
13967 (create_ssa_artificial_load_stmt): Likewise.
13968 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
13969 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
13970 vuse_index and mayuse_index members. Pack and move done and iter_type
13971 members to the front.
13972 (SSA_OP_VMAYUSE): Remove.
13973 (SSA_OP_VIRTUAL_USES): Adjust.
13974 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
13975 (unlink_stmt_vdef): Declare.
13976 (add_to_addressable_set): Remove.
13977 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
13978 (vrp_visit_stmt): Likewise.
13979 * doc/tree-ssa.texi (Alias analysis): Update.
13980 * doc/invoke.texi (max-aliased-vops): Remove docs.
13981 (avg-aliased-vops): Likewise.
13982 * tree-into-ssa.c (syms_to_rename): Remove.
13983 (need_to_update_vops_p): Likewise.
13984 (need_to_initialize_update_ssa_p): Rename to ...
13985 (update_ssa_initialized_fn): ... this. Track function we are
13987 (symbol_marked_for_renaming): Simplify.
13988 (add_new_name_mapping): Do not set need_to_update_vops_p.
13989 (dump_currdefs): Use SYMS_TO_RENAME.
13990 (rewrite_update_stmt): Always walk all uses/defs.
13991 (dump_update_ssa): Adjust.
13992 (init_update_ssa): Take function argument. Track what we are
13994 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
13995 (create_new_def_for): Initialize for cfun, assert we are initialized
13997 (mark_sym_for_renaming): Simplify.
13998 (mark_set_for_renaming): Do not initialize update-ssa.
13999 (need_ssa_update_p): Simplify. Take function argument.
14000 (name_mappings_registered_p): Assert we ask for the correct function.
14001 (name_registered_for_update_p): Likewise.
14002 (ssa_names_to_replace): Likewise.
14003 (release_ssa_name_after_update_ssa): Likewise.
14004 (update_ssa): Likewise. Use SYMS_TO_RENAME.
14005 (dump_decl_set): Do not print a newline.
14006 (debug_decl_set): Do it here.
14007 (dump_update_ssa): And here.
14008 * tree-ssa-loop-im.c (move_computations): Adjust.
14009 (movement_possibility): Likewise.
14010 (determine_max_movement): Likewise.
14011 (gather_mem_refs_stmt): Likewise.
14012 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
14013 or NAME_MEMORY_TAG.
14014 * tree-complex.c (update_all_vops): Remove.
14015 (expand_complex_move): Adjust.
14016 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
14017 Simplify test for memory referencing statement. Exclude
14018 non-invariant ADDR_EXPRs.
14019 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
14020 * tree-loop-distribution.c (generate_memset_zero): Adjust.
14021 (rdg_flag_uses): Likewise.
14022 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
14024 (tree_optimize_tail_calls_1): Also split the
14025 edge from the entry block if we have degenerate PHI nodes in
14026 the first basic block.
14027 * tree.c (init_ttree): Remove memory-tag related code.
14028 (tree_code_size): Likewise.
14029 (tree_node_structure): Likewise.
14030 (build7_stat): Re-write to be build6_stat.
14031 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
14032 (SSA_VAR_P): Adjust.
14033 (struct tree_memory_tag): Remove.
14034 (struct tree_memory_partition_tag): Likewise.
14035 (union tree_node): Adjust.
14036 (build7): Re-write to be build6.
14037 * tree-pass.h (pass_reset_cc_flags): Remove.
14038 (TODO_update_address_taken): New flag.
14039 (pass_simple_dse): Remove.
14040 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
14041 * params.h (MAX_ALIASED_VOPS): Remove.
14042 (AVG_ALIASED_VOPS): Likewise.
14043 * omp-low.c (expand_omp_taskreg): Update SSA form.
14044 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
14045 aliases the lhs in a copy stmt.
14046 * tree-ssa-dse.c (struct address_walk_data): Remove.
14047 (memory_ssa_name_same): Likewise.
14048 (memory_address_same): Likewise.
14049 (get_kill_of_stmt_lhs): Likewise.
14050 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
14051 unused stores. Look through PHI nodes into post-dominated regions.
14052 (dse_optimize_stmt): Simplify. Properly remove stores.
14053 (tree_ssa_dse): Compute dominators.
14054 (execute_simple_dse): Remove.
14055 (pass_simple_dse): Likewise.
14056 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
14057 gimple_loaded_syms and gimple_stored_syms computation.
14058 * toplev.c (dump_memory_report): Dump alias and pta stats.
14059 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
14060 (vn_reference_eq): Likewise.
14061 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
14062 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
14063 valueize_vuses): Remove.
14064 (get_def_ref_stmt_vuses): Simplify. Rename to ...
14065 (get_def_ref_stmt_vuse): ... this.
14066 (vn_reference_lookup_2): New function.
14067 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
14068 walking equivalent vuses. Simplify.
14069 (vn_reference_lookup): Likewise.
14070 (vn_reference_insert): Likewise.
14071 (vn_reference_insert_pieces): Likewise.
14072 (visit_reference_op_call): Simplify.
14073 (visit_reference_op_load): Likewise.
14074 (visit_reference_op_store): Likewise.
14075 (init_scc_vn): Remove shared_lookup_vuses initialization.
14076 (free_scc_vn): Remove shared_lookup_vuses freeing.
14077 (sort_vuses, sort_vuses_heap): Remove.
14078 (get_ref_from_reference_ops): Export.
14079 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
14080 vector with single vuse pointer.
14081 (vn_reference_lookup_pieces, vn_reference_lookup,
14082 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
14083 (shared_vuses_from_stmt): Remove.
14084 (get_ref_from_reference_ops): Declare.
14085 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
14086 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
14087 memory-tag related code.
14088 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
14089 (likely_value): Add comment, skip static-chain of call statements.
14090 (surely_varying_stmt_p): Adjust.
14091 (gimplify_and_update_call_from_tree): Likewise.
14092 (execute_fold_all_builtins): Do not rebuild alias info.
14093 (gimplify_and_update_call_from_tree): Properly update VOPs.
14094 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
14095 (copy_ref_info): Remove memory-tag related code.
14096 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
14097 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
14098 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
14100 * tree-ssa-dom.c (gimple_p): Remove typedef.
14101 (eliminate_redundant_computations): Adjust.
14102 (record_equivalences_from_stmt): Likewise.
14103 (avail_expr_hash): Likewise.
14104 (avail_expr_eq): Likewise.
14105 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
14106 (stmt_makes_single_load): Likewise.
14107 (stmt_makes_single_store): Likewise.
14108 * tree-ssa-alias.c: Rewrite completely.
14109 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
14110 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
14111 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
14112 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
14113 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
14114 Remove public functions.
14115 (pass_reset_cc_flags): Remove.
14116 (pass_build_alias): Move ...
14117 * tree-ssa-structalias.c (pass_build_alias): ... here.
14118 * tree-ssa-alias.c (may_be_aliased): Move ...
14119 * tree-flow-inline.h (may_be_aliased): ... here.
14120 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
14121 count_uses_and_derefs): Move ...
14122 * gimple.c: ... here.
14123 * gimple.h (count_uses_and_derefs): Declare.
14124 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
14125 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
14126 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
14127 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
14128 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
14129 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
14130 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
14132 * tree-dfa.c (refs_may_alias_p): Move ...
14133 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
14134 * tree-ssa-alias.h: New file.
14135 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
14136 (statement_sink_location): Likewise.
14137 * opts.c (decode_options): Do not adjust max-aliased-vops or
14138 avg-aliased-vops values.
14139 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
14140 (TV_CALL_CLOBBER): Likewise.
14141 (TV_FLOW_SENSITIVE): Likewise.
14142 (TV_FLOW_INSENSITIVE): Likewise.
14143 (TV_MEMORY_PARTITIONING): Likewise.
14144 (TV_ALIAS_STMT_WALK): New timevar.
14145 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
14146 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
14147 (get_address_description): Remove memory-tag related code.
14148 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
14149 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
14150 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
14151 and immediate uses in statements. Document.
14152 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
14153 (dump_symbols): Remove.
14154 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
14155 * alias.c (get_deref_alias_set): New function split out from ...
14156 (get_alias_set): ... here.
14157 * alias.h (get_deref_alias_set): Declare.
14158 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
14159 type parameter. Remove restrict pointer handling. Create a
14160 ref-all pointer in case type-based alias sets do not conflict.
14161 (vect_analyze_data_refs): Remove SMT related code.
14162 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
14163 (vectorizable_load): Likewise.
14164 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
14165 (DR_SYMBOL_TAG, DR_VOPS): Remove.
14166 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
14167 Ignore vops and SMTs.
14168 (dr_analyze_alias): Likewise..
14169 (free_data_ref): Likewise.
14170 (create_data_ref): Likewise.
14171 (analyze_all_data_dependences): Likewise.
14172 (get_references_in_stmt): Adjust.
14173 * tree-flow-inline.h (gimple_aliases_computed_p,
14174 gimple_addressable_vars, gimple_call_clobbered_vars,
14175 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
14176 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
14177 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
14178 gimple_mem_ref_stats): Remove.
14179 (gimple_vop): New function.
14180 (op_iter_next_use): Remove vuses and mayuses cases.
14181 (op_iter_next_def): Remove vdefs case.
14182 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
14183 (clear_and_done_ssa_iter): Do not set removed fields.
14184 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
14185 Assert we are not iterating over vuses or vdefs if not also
14186 iterating over uses or defs.
14187 (op_iter_init_use): Likewise.
14188 (op_iter_init_def): Likewise.
14189 (op_iter_next_vdef): Remove.
14190 (op_iter_next_mustdef): Likewise.
14191 (op_iter_init_vdef): Likewise.
14192 (compare_ssa_operands_equal): Likewise.
14193 (link_use_stmts_after): Handle vuse operand.
14194 (is_call_used): Use is_call_clobbered.
14195 (is_call_clobbered): Global variables are always call clobbered,
14196 query the call-clobbers bitmap.
14197 (mark_call_clobbered): Ignore global variables.
14198 (clear_call_clobbered): Likewise.
14199 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
14200 virtual operands sanity check.
14201 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
14203 (TARGET_MEM_REF): Remove TMR_TAG operand.
14204 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
14205 Remove call-clobber related code.
14206 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
14207 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
14208 partitions or escape reason.
14209 (get_single_def_stmt, get_single_def_stmt_from_phi,
14210 get_single_def_stmt_with_phi): Remove.
14211 (dump_referenced_vars): Tidy.
14212 (get_ref_base_and_extent): Allow bare decls.
14213 (collect_dfa_stats): Adjust.
14214 * graphite.c (rename_variables_in_stmt): Adjust.
14215 (graphite_copy_stmts_from_block): Likewise.
14216 (translate_clast): Likewise.
14217 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
14219 (translate_vuse_through_block): Use the oracle.
14220 (phi_translate_1): Adjust.
14221 (value_dies_in_block_x): Use the oracle. Cache the outcome
14223 (valid_in_sets): Check if the VUSE for
14224 a REFERENCE is available.
14225 (eliminate): Do not remove stmts during elimination,
14226 instead queue and remove them afterwards.
14227 (do_pre): Do not rebuild alias info.
14228 (pass_pre): Run TODO_rebuild_alias before PRE.
14229 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
14230 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
14231 (mark_all_v_defs_stmt): Remove.
14232 (mark_all_v_defs_seq): Adjust.
14233 (sra_replace): Likewise.
14234 (scalarize_use): Likewise.
14235 (scalarize_copy): Likewise.
14236 (scalarize_init): Likewise.
14237 (scalarize_ldst): Likewise.
14238 (todoflags): Remove.
14239 (tree_sra): Do not rebuild alias info.
14240 (tree_sra_early): Adjust.
14241 (pass_sra): Run TODO_update_address_taken before SRA.
14242 * tree-predcom.c (set_alias_info): Remove.
14243 (prepare_initializers_chain): Do not call it.
14244 (mark_virtual_ops_for_renaming): Adjust.
14245 (mark_virtual_ops_for_renaming_list): Remove.
14246 (initialize_root_vars): Adjust.
14247 (initialize_root_vars_lm): Likewise.
14248 (prepare_initializers_chain): Likewise.
14249 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
14250 (may_propagate_copy_into_stmt): Likewise.
14251 (merge_alias_info): Do nothing for now.
14252 (propagate_tree_value_into_stmt): Adjust.
14253 (stmt_may_generate_copy): Likewise.
14254 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
14255 not mark symbols for renaming.
14256 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
14257 with the same statement, make sure to update the new pointed-to one.
14258 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
14259 call statements, do not mark symbols for renaming.
14260 (mark_operand_necessary): Dump something.
14261 (ref_may_be_aliased): New function.
14262 (mark_aliased_reaching_defs_necessary_1): New helper function.
14263 (mark_aliased_reaching_defs_necessary): Likewise.
14264 (mark_all_reaching_defs_necessary_1): Likewise.
14265 (mark_all_reaching_defs_necessary): Likewise.
14266 (propagate_necessity): Do not process virtual PHIs. For
14267 non-aliased loads mark all reaching definitions as necessary.
14268 For aliased loads and stores mark the immediate dominating
14269 aliased clobbers as necessary.
14270 (visited): New global static.
14271 (perform_tree_ssa_dce): Free visited bitmap after propagating
14273 (remove_dead_phis): Perform simple dead virtual PHI removal.
14274 (remove_dead_stmt): Properly unlink virtual operands when
14276 (eliminate_unnecessary_stmts): Schedule PHI removal after
14278 * tree-ssa-ter.c (is_replaceable_p): Adjust.
14279 (process_replaceable): Likewise.
14280 (find_replaceable_in_bb): Likewise.
14281 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
14282 based on the single gimple vop.
14283 (verify_flow_insensitive_alias_info): Remove.
14284 (verify_flow_sensitive_alias_info): Likewise.
14285 (verify_call_clobbering): Likewise.
14286 (verify_memory_partitions): Likewise.
14287 (verify_alias_info): Likewise.
14288 (verify_ssa): Adjust..
14289 (execute_update_addresses_taken): Export. Update SSA
14290 manually. Optimize only when optimizing. Use a local bitmap.
14291 (pass_update_address_taken): Remove TODO_update_ssa, add
14293 (pass_update_address_taken): Just use TODO_update_address_taken.
14294 (init_tree_ssa): Do not initialize addressable_vars.
14295 (verify_ssa): Verify new VUSE / VDEF properties.
14296 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
14297 Do not call verify_alias_info.
14298 (delete_tree_ssa): Clear the VUSE, VDEF operands.
14299 Do not free the loaded and stored syms bitmaps. Reset the escaped
14300 and callused solutions. Do not free addressable_vars.
14301 Remove memory-tag related code.
14302 (warn_uninitialized_var): Aliases are always available.
14303 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
14304 * lambda-code.c (can_put_in_inner_loop): Adjust.
14305 (can_put_after_inner_loop): Likewise.
14306 (perfect_nestify): Likewise.
14307 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
14308 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
14309 (vectorizable_conversion): Do not mark symbols for renaming.
14310 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
14311 (expand_call_inline): Unlink the calls virtual operands before
14313 (tree_function_versioning): Do not call update_ssa if we are not
14314 updating clones. Simplify.
14315 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
14316 (propagate_with_phi): Likewise..
14317 * tree-outof-ssa.c (create_temp): Remove memory tag and call
14318 clobber code. Assert we are not aliased or global.
14319 * tree-flow.h: Include tree-ssa-alias.h
14320 (enum escape_type): Remove.
14321 (struct mem_sym_stats_d): Likewise.
14322 (struct mem_ref_stats_d): Likewise.
14323 (struct gimple_df): Add vop member. Remove global_var,
14324 call_clobbered_vars, call_used_vars, addressable_vars,
14325 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
14326 escaped and callused members.
14327 (struct ptr_info_def): Remove all members, add points-to solution
14329 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
14330 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
14331 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
14332 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
14333 (tree-ssa-alias.o): Likewise.
14334 (toplev.o): Add tree-ssa-alias.h
14335 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
14336 * gimple.c (gimple_set_bb): Fix off-by-one error.
14337 (is_gimple_reg): Do not handle memory tags.
14338 (gimple_copy): Also copy virtual operands.
14339 Delay updating the statement. Do not reset loaded and stored syms.
14340 (gimple_set_stored_syms): Remove.
14341 (gimple_set_loaded_syms): Likewise.
14342 (gimple_call_copy_skip_args): Copy the virtual operands
14343 and mark the new statement modified.
14344 * tree-ssa-structalias.c (may_alias_p): Remove.
14345 (set_uids_in_ptset): Take the alias set to prune with as
14346 parameter. Fold in the alias test of may_alias_p.
14347 (compute_points_to_sets): Compute whether a ptr is dereferenced
14348 in a local sbitmap.
14349 (process_constraint): Deal with &ANYTHING on the lhs, reject all
14350 other ADDRESSOF constraints on the lhs.
14351 (get_constraint_for_component_ref): Assert that we don't get
14352 ADDRESSOF constraints from the base of the reference.
14353 Properly generate UNKNOWN_OFFSET for DEREF if needed.
14354 (struct variable_info): Remove collapsed_to member.
14355 (get_varinfo_fc): Remove.
14356 (new_var_info): Do not set collapsed_to.
14357 (dump_constraint): Do not follow cycles.
14358 (dump_constraint_graph): Likewise.
14359 (build_pred_graph): Likewise.
14360 (build_succ_graph): Likewise.
14361 (rewrite_constraints): Likewise.
14362 (do_simple_structure_copy): Remove.
14363 (do_rhs_deref_structure_copy): Remove.
14364 (do_lhs_deref_structure_copy): Remove.
14365 (collapse_rest_of_var): Remove.
14366 (do_structure_copy): Re-implement.
14367 (pta_stats): New global variable.
14368 (dump_pta_stats): New function.
14369 (struct constraint_expr): Make offset signed.
14370 (UNKNOWN_OFFSET): Define special value.
14371 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
14372 (solution_set_expand): New helper function split out from ...
14373 (do_sd_constraint): ... here.
14374 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
14375 (do_ds_constraint): Likewise.
14376 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
14377 and CALLUSED = *CALLUSED.
14378 (set_union_with_increment): Make inc argument signed.
14379 (type_safe): Remove.
14380 (get_constraint_for_ptr_offset): Handle unknown and negative
14382 (first_vi_for_offset): Handle offsets before start. Bail
14383 out early for offsets beyond the variable extent.
14384 (first_or_preceding_vi_for_offset): New function.
14385 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
14386 Together with ESCAPED = *ESCAPED this properly computes reachability.
14387 (find_what_var_points_to): New function.
14388 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
14389 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
14390 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
14391 pt_solutions_intersect): New functions.
14392 (compute_call_used_vars): Remove.
14393 (compute_may_aliases): New main entry into PTA computation.
14394 * gimple.h (gimple_p): New typedef.
14395 (struct gimple_statement_base): Remove references_memory_p.
14396 (struct gimple_statement_with_memory_ops_base): Remove
14397 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
14399 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
14400 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
14401 gimple_set_references_memory): Remove.
14402 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
14403 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
14405 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
14406 (verify_expr): Allow RESULT_DECL.
14407 (gimple_duplicate_bb): Do not copy virtual operands.
14408 (gimple_duplicate_sese_region): Adjust.
14409 (gimple_duplicate_sese_tail): Likewise.
14410 (mark_virtual_ops_in_region): Remove.
14411 (move_sese_region_to_fn): Do not call it.
14412 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
14413 and pass_simple_dse.
14414 (execute_function_todo): Handle TODO_update_address_taken,
14415 call execute_update_addresses_taken for TODO_rebuild_alias.
14416 (execute_todo): Adjust.
14417 (execute_one_pass): Init dump files early.
14418 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
14420 (create_general_new_stmt): Clear vops.
14421 * tree-ssa-reassoc.c (get_rank): Adjust.
14422 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
14423 symbols for renaming.
14424 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
14425 (PARAM_AVG_ALIASED_VOPS): Likewise.
14426 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
14427 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
14428 * tree-ssa-operands.c: Simplify for new virtual operand representation.
14429 (operand_build_cmp, copy_virtual_operands,
14430 create_ssa_artificial_load_stmt, add_to_addressable_set,
14431 gimple_add_to_addresses_taken): Remove public functions.
14432 (unlink_stmt_vdef): New function.
14434 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14436 * config.gcc (powerpc-*-linux*): Merge variants.
14438 2009-04-02 Chao-ying Fu <fu@mips.com>
14439 James Grosbach <james.grosbach@microchip.com>
14441 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
14442 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
14444 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
14445 keep_interrupts_masked_p, use_debug_exception_return_p.
14446 (mips_attribute_table): Add interrupt, use_shadow_register_set,
14447 keep_interrupts_masked, use_debug_exception_return.
14448 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
14449 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
14451 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
14452 (mips_print_operand): Process COP0 registers to print $0 .. $31
14453 correctly for GAS to process.
14454 (mips_interrupt_extra_call_saved_reg_p): New function.
14455 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
14457 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
14458 (mips_compute_frame_info): Add supports for interrupt context that
14459 includes doubleword accumulators and COP0 registers.
14460 (mips_for_each_saved_acc): New function.
14461 (mips_for_each_saved_gpr_and_fpr): Change the function name from
14462 mips_for_each_saved_reg.
14463 (mips_save_reg): Save accumulators.
14464 (mips_kernel_reg_p): A new for_each_rtx callback.
14465 (mips_expand_prologue): Support interrupt handlers.
14466 (mips_restore_reg): Restore accumulators.
14467 (mips_expand_epilogue): Support interrupt handlers.
14468 (mips_can_use_return_insn): Return false for interrupt handlers.
14469 (mips_epilogue_uses): New function.
14470 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
14471 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
14472 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
14473 cop0_move): New instructions.
14474 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
14475 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
14477 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
14479 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
14480 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
14481 interrupt handlers, we use K0 as the temporary register.
14482 (EPILOGUE_USES): Change to a function call.
14483 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
14484 handlers, we use K0 as the temporary register.
14486 * doc/extend.texi (Function Attributes): Document interrupt,
14487 use_shadow_register_set, keep_interrupts_masked,
14488 use_debug_exception_return for MIPS attributes.
14490 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14492 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
14493 Remove a number of t-files from tmake_file.
14494 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
14495 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
14496 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
14497 target_prototype, not TARGET_PROTOTYPE.
14498 (LINK_OS_GNU_SPEC): Define.
14499 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
14500 and darwin-ldoubdle.c.
14502 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
14505 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
14506 (cpp_options): Ditto.
14507 (default_compilers): Ditto.
14508 (display_help): Ditto.
14509 (process_command): Ditto.
14510 (do_spec_1): Ditto.
14511 (set_input): Use lbasename instead of duplicate code.
14512 (save_temps_prefix): New static for -save-temps=obj.
14513 (save_temps_length): Ditto.
14515 * doc/invoke.texi (-save-temps=obj): Document new variant to
14516 -save-temps switch.
14518 2009-04-02 Jeff Law <law@redhat.com>
14520 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
14523 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14525 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
14526 * configure: Regenerated.
14528 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14530 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
14531 share the argument list.
14533 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14537 2009-02-12 Diego Novillo <dnovillo@google.com>
14539 * varpool.c (debug_varpool): New.
14540 * cgraph.h (debug_varpool): Declare.
14542 2009-04-02 Jan Hubicka <jh@suse.cz>
14544 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
14547 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14549 * config/i386/i386.c (ix86_abi): Move initialization to ...
14550 (override_options): Here.
14552 2009-04-02 Christian Bruel <christian.bruel@st.com>
14554 * config/sh/sh.c (sh_dwarf_register_span): New function.
14555 (TARGET_DWARF_REGISTER_SPAN): Define.
14556 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
14558 2009-04-02 Ira Rosen <irar@il.ibm.com>
14560 PR tree-optimization/39595
14561 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
14562 interleaved loads group is not greater than the SLP group size.
14564 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14566 * builtins.c (is_builtin_name): New.
14567 (called_as_built_in): Use is_builtin_name.
14568 * tree.h (is_builtin_name): New.
14569 * varasm.c (incorporeal_function_p): Use is_builtin_name
14571 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
14573 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
14575 2009-04-02 Dodji Seketeli <dodji@redhat.com>
14578 * c-decl.c (clone_underlying_type): Move this ...
14579 * c-common.c (set_underlying_type): ... here.
14580 Also, make sure the function properly sets TYPE_STUB_DECL() on
14581 the newly created typedef variant type.
14582 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
14583 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
14586 2009-04-02 Richard Guenther <rguenther@suse.de>
14588 PR tree-optimization/37221
14589 * tree-flow.h (degenerate_phi_result): Declare.
14590 * tree-ssa-dom.c (degenerate_phi_result): Export.
14591 * tree-scalar-evolution.c (analyze_initial_condition): If
14592 the initial condition is defined by a degenerate PHI node
14593 use the degenerate value.
14595 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
14597 PR rtl-optimization/39588
14598 * combine.c (merge_outer_ops): Do not set the constant when this
14600 (simplify_shift_const_1): Do not modify it either in this case.
14602 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
14604 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
14605 tuning is deprecated if -mtune value is set to an Itanium1 variant.
14607 2009-04-01 Janis Johnson <janis187@us.ibm.com>
14610 * c-lex.c (interpret_float): Default (no suffix) is double.
14612 2009-04-1 Xinliang David Li <davidxl@google.com>
14614 * config/i386/i386.c (legitimate_constant_p): Recognize
14615 all one vector constant.
14617 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14619 * config/vax/vax.c: Add #includes to silence warnings.
14620 Change #include order to silence two warnings.
14622 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14624 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
14625 (ASM_SPEC): Pass -k to the assembler for PIC code.
14627 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14629 * config.gcc: Add vax-*-linux* to the switch.
14630 * config/vax/linux.h: New file. (TARGET_VERSION,
14631 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
14633 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14635 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
14636 Use predicate macros instead of GET_CODE() == foo.
14637 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
14638 ashlsi3, rotrsi3, <unnamed>): Likewise.
14640 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14642 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
14643 jbbccihi, jbbccisi): Remova trailing whitespace.
14644 * config/vax/constraints.md: Likewise.
14645 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14646 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
14647 * config/vax/predicates.md: Likewise.
14648 * config/vax/vax.c (print_operand_address, vax_output_int_move,
14649 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
14650 * config/vax/vax.h: Likewise.
14651 * config/vax/vax.md (nonlocal_goto): Likewise.
14653 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14655 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
14656 (indirectable_address_p, adjacent_operands_p): Add spaces around
14658 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
14660 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14662 * config/vax/vax.c (legitimate_constant_address_p,
14663 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
14664 index_term_p, reg_plus_index_p, legitimate_address_p,
14665 vax_mode_dependent_address_p): Update comments to match functions
14666 modified by the recent int->bool conversion.
14668 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14670 * config/vax/builtins.md: Update copyright message.
14671 * config/vax/constraints.md: Likewise.
14672 * config/vax/netbsd-elf.h: Likewise.
14673 * config/vax/predicates.md: Likewise.
14674 * config/vax/vax-protos.h: Likewise.
14675 * config/vax/vax.c: Likewise.
14676 * config/vax/vax.h: Likewise.
14677 * config/vax/vax.md: Likewise.
14678 * config/vax/vax.opt: Likewise.
14680 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14682 * config/vax/builtins.md (ffssi2, ffssi2_internal,
14683 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
14684 * config/vax/constraints.md (B, R): Likewise.
14685 * config/vax/predicates.md (external_memory_operand,
14686 nonimmediate_addsub_di_operand): Likewise.
14687 * config/vax/vax.c (vax_output_int_add): Likewise.
14688 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
14689 untyped_call): Likewise.
14691 2009-04-01 Matt Thomas <matt@3am-software.com>
14693 * config/vax/predicates.md: New file.
14694 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
14695 external_const_operand, nonsymbolic_operand, external_memory_operand,
14696 indirect_memory_operand, indexed_memory_operand,
14697 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
14698 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
14700 * config/vax/constraints.md: New file.
14701 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
14703 * config/vax/builtins.md: New file.
14704 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
14705 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
14707 * config/vax/vax.opt (mqmath): Add option.
14708 * config/vax/vax.md (isfx): Extend with DI.
14709 (VAXintQH, VAXintQHSD): Define.
14710 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
14711 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
14712 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
14713 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
14714 (movdi): Update constraints and use vax_output_int_move().
14715 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
14716 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
14717 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
14718 nonlocal_goto): New.
14719 (mov<mode>): Extend accepted operand types.
14720 (subdi3_old): Rename from subdi3, change update constraints and use
14721 a new implementation.
14722 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
14723 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
14724 MOVE_RATIO, CLEAR_RATIO): Define.
14725 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
14726 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
14727 (PRINT_OPERAND): Redefine using a function instead of inlined code.
14728 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
14729 (split_quadword_operands): Make static and really allow variable
14731 (print_operand_address): Update for PIC generation.
14732 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
14733 indexable_address_p, fixup_mathdi_operand,
14734 vax_expand_addsub_di_operands, adjacent_operands_p): New.
14735 (vax_float_literal, legitimate_constant_p,
14736 indirectable_constant_address_p, index_term_p,
14737 reg_plus_index_p): Return bool instead of int.
14738 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
14740 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
14742 (vax_output_conditional_branch): Indent.
14743 (legitimate_constant_address_p, indirectable_constant_address_p,
14744 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
14745 vax_mode_dependent_address_p): Return bool instead of int, update for
14747 * config/vax/vax-protos.h (legitimate_constant_address_p,
14748 legitimate_constant_p, legitimate_address_p,
14749 vax_mode_dependent_address_p): Change declaration to bool.
14750 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
14751 vax_expand_addsub_di_operands, vax_output_int_subtract,
14752 vax_output_movmemsi): Declare.
14753 (split_quadword_operands, vax_float_literal): Delete declaration.
14754 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
14755 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
14756 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
14757 ASM_OUTPUT_DWARF_PCREL): Define.
14758 (ASM_SPEC): Change definition to allow PIC generation.
14760 2009-04-01 Steve Ellcey <sje@cup.hp.com>
14762 * doc/sourcebuild.texi: Update front-end requirements.
14764 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14767 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
14768 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
14769 (booldi3_internal3): Use boolean_or_operator instead of
14772 2009-04-01 Joseph Myers <joseph@codesourcery.com>
14775 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
14776 declarator whose size is not an integer constant expression but
14777 folds to an integer constant, then treat it as a constant
14780 2009-04-01 Richard Guenther <rguenther@suse.de>
14782 * fold-const.c (fold_plusminus_mult_expr): Do not fold
14783 i * 4 + 2 to (i * 2 + 1) * 2.
14785 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14788 * c-parser.c (c_parser_asm_statement): Skip until close paren and
14789 return if c_parser_asm_string_literal returned NULL.
14791 2009-04-01 Nick Clifton <nickc@redhat.com>
14793 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
14795 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
14796 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
14797 other typedefs to avoid conflicts with libgcc2.c. Define labels
14798 to gain 16-bit bit-manipulation functions from libgcc2.c and then
14800 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
14801 to gain 16-bit trapping arithmetic functions from libgcc2.c and
14804 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
14806 * varasm.c (default_function_rodata_section): Declare DOT as
14809 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
14810 Andrey Galkin <agalkin@hypercom.com>
14813 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
14814 Make object_name unique for each process.
14816 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14819 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
14820 addressable variables in the parallel that could go out of scope while
14821 running queued tasks.
14823 2009-04-01 Anatoly Sokolov <aesok@post.ru>
14825 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
14826 (CASE_VALUES_THRESHOLD): Redefine.
14827 * config/avr/avr.c (avr_override_options): Remove initialization of
14828 avr_case_values_threshold variable.
14829 (avr_case_values_threshold): Remove variable. Add new function.
14830 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
14831 * config/avr/avr.opt (mno-tablejump): Remove option.
14832 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
14834 2009-04-01 DJ Delorie <dj@redhat.com>
14836 * varasm.c (default_function_rodata_section): Don't assume
14837 anything about where the first '.' in the section name is.
14839 2009-04-01 Alan Modra <amodra@bigpond.net.au>
14841 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
14842 rs6000_emit_stack_tie.
14844 2009-03-31 Ian Lance Taylor <iant@google.com>
14846 * tree-eh.c (tree_remove_unreachable_handlers): Compare
14847 gimple_code with GIMPLE_RESX, not RESX.
14849 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14851 * c-common.c (c_get_ident): New.
14852 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
14854 2009-04-01 Ben Elliston <bje@au.ibm.com>
14856 * config/rs6000/sysv4.opt (msdata): Improve option description.
14858 2009-03-31 Steve Ellcey <sje@cup.hp.com>
14860 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
14861 (divdf3_internal_lat): Remove.
14862 (divxf3_internal_lat): Remove.
14863 (divxf3_internal_thr): Remove.
14864 (divxf): Use divxf3_internal.
14865 * config/ia64/div.md (divsf3_internal_lat): New.
14866 (divdf3_internal_lat): New.
14867 (divxf3_internal): New.
14869 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14872 * Makefile.in (USE_GCC_STDINT): Define.
14873 (stmp-int-hdrs): Install stdint.h if applicable.
14874 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
14876 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
14877 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
14878 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14879 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14880 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14881 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14882 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14883 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14884 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14885 (c_common_nodes_and_builtins): Initialize
14886 underlying_wchar_type_node. Do not initialize
14887 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
14888 nodes for new types.
14889 (c_stddef_cpp_builtins): Define macros for new types.
14890 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
14892 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
14893 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
14894 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
14895 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
14896 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
14897 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
14898 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
14899 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
14900 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
14901 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
14902 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
14903 int16_type_node, int32_type_node, int64_type_node,
14904 uint8_type_node, uint16_type_node, c_uint32_type_node,
14905 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
14906 int_least32_type_node, int_least64_type_node,
14907 uint_least8_type_node, uint_least16_type_node,
14908 uint_least32_type_node, uint_least64_type_node,
14909 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
14910 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
14911 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
14912 uintptr_type_node): Define.
14913 * c-cppbuiltin.c (builtin_define_constants,
14914 builtin_define_type_minmax): New.
14915 (builtin_define_stdint_macros): Define more macros.
14916 (c_cpp_builtins): Define more limit macros.
14917 (type_suffix): New.
14918 (builtin_define_type_max): Define in terms of
14919 builtin_define_type_minmax. Remove is_long parameter. All
14921 * config.gcc (use_gcc_stdint): Define.
14922 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
14923 Add newlib-stdint.h for generic targets.
14924 * config/glibc-stdint.h, config/newlib-stdint.h,
14925 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
14926 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
14927 * config/score/score.h (UINTPTR_TYPE): Define.
14928 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14929 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14930 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14931 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14932 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14933 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14934 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14935 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14936 * config/spu/spu.h (STDINT_LONG32): Define.
14937 * configure.ac (use_gcc_stdint): Substitute.
14938 * configure: Regenerate.
14939 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
14940 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
14941 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
14942 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
14943 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
14944 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
14945 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
14946 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
14947 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
14948 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
14949 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
14950 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
14951 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
14952 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
14953 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
14954 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
14955 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
14956 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
14957 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
14958 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
14959 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
14960 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
14961 INT64_TYPE, UINT8_TYPE, 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): Document.
14969 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
14971 * loop-iv.c (suitable_set_for_replacement): Renamed from
14972 simplify_using_assignment; changed to return bool and to accept new
14973 args DEST and SRC. Return true iff we find a source/destination pair
14974 that can be used to make a replacement, and fill SRC and DEST if so.
14975 Remove arg ALTERED. Don't deal with altered regs here. All callers
14977 (simplify_using_initial_values): Deal with altered regs here and track
14978 more precisely the effect they have on the validity of our expression.
14980 * loop-iv.c (simplify_using_condition): A condition of the form
14981 (EQ REG CONST) can be used to simply make a substitution.
14982 (simplify_using_initial_values): Keep track of conditions we have seen
14983 and keep using them to simplify new expressions, while applying the
14984 same substitutions to them as to the expression.
14986 * simplify-rtx.c (simplify_relational_operation_1): Simplify
14987 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
14990 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
14991 changed. Use this when trying to improve the upper bound.
14992 Generate the comparison by using simplify_gen_relational.
14994 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
14996 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
14998 (simplify_using_assignment, simplify_using_initial_values): Call
14999 replace_in_expr to make replacements. Call replace_single_def_regs
15000 once on the initial version of the expression.
15002 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15005 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
15007 2009-03-31 Richard Guenther <rguenther@suse.de>
15009 PR middle-end/31029
15010 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
15011 equality comparisons. Fold C - X CMP X if C % 2 == 1.
15013 2009-03-31 Richard Guenther <rguenther@suse.de>
15015 * tree.h (div_if_zero_remainder): Declare.
15016 * fold-const.c (div_if_zero_remainder): Export.
15017 * tree-ssa-forwprop.c
15018 (forward_propagate_addr_into_variable_array_index): Handle
15019 constant array index addition outside of the variable index.
15021 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15024 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
15025 define_splits, floatunssi<mode>2): Require x87 conversions from
15026 DImode to be permitted.
15028 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15030 PR preprocessor/15638
15031 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
15033 2009-03-31 Richard Guenther <rguenther@suse.de>
15035 PR middle-end/23401
15036 PR middle-end/27810
15037 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
15038 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
15039 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
15040 a separate statement.
15041 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
15042 (lookup_tmp_var): Likewise.
15043 (is_gimple_formal_tmp_or_call_rhs): Remove.
15044 (is_gimple_reg_or_call_rhs): Rename to ...
15045 (is_gimple_reg_rhs_or_call): ... this.
15046 (is_gimple_mem_or_call_rhs): Rename to ...
15047 (is_gimple_mem_rhs_or_call): ... this.
15048 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
15049 DECL_GIMPLE_REG_P only if is_formal is true.
15050 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
15051 for non-proper post-modify expression gimplification.
15052 (gimplify_self_mod_expr): For post-modify expressions gimplify
15053 the lvalue to a minimal lvalue.
15054 (rhs_predicate_for): Remove formal temp case.
15055 (gimplify_modify_expr_rhs): Likewise.
15056 (gimplify_addr_expr): Use is_gimple_reg.
15057 (gimplify_expr): Remove formal temp cases.
15058 (gimple_regimplify_operands): Likewise.
15059 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
15060 and FILTER_EXPR like constants.
15061 * gimple.c (walk_gimple_op): Fix val_only initialization, use
15063 (is_gimple_formal_tmp_rhs): Remove.
15064 (is_gimple_reg_rhs): Remove special casing.
15065 (is_gimple_mem_rhs): Fix.
15066 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
15067 (is_gimple_formal_tmp_var): Remove.
15068 (is_gimple_formal_tmp_reg): Likewise.
15069 (is_gimple_min_lval): Allow invariant component ref parts.
15070 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
15071 is_gimple_formal_tmp_reg): Remove declarations.
15072 * tree-cfg.c (verify_expr): Verify that variables with address
15073 taken do not have DECL_GIMPLE_REG_P set.
15074 * tree-mudflap.c (mf_build_check_statement_for): Use
15075 force_gimple_operand instead of gimplify_expr.
15077 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
15079 * modulo-sched.c (sms_schedule_by_order): Pass the actual
15080 schedulable rows to compute_split_row.
15082 2009-03-31 Ben Elliston <bje@au.ibm.com>
15085 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
15088 2009-03-31 Alan Modra <amodra@bigpond.net.au>
15090 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
15091 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
15092 * configure: Regenerate.
15093 * config.in: Regenerate.
15094 * config/rs6000/rs6000.opt (mtls-markers): Add.
15095 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
15096 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
15097 (tls_ld_aix, tls_ld_sysv): Likewise.
15098 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
15099 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
15101 2009-03-31 Alan Modra <amodra@bigpond.net.au>
15103 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
15105 2009-03-30 Jan Hubicka <jh@suse.cz>
15107 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
15109 (tree_remove_unreachable_handlers): Cleanup EH predecestor
15110 detection and label handling.
15112 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15114 * ira-int.h (ira_allocno): Rename left_conflicts_num to
15115 left_conflicts_size.
15116 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
15117 ALLOCNO_LEFT_CONFLICTS_SIZE.
15119 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
15120 remove_allocno_from_bucket_and_push,
15121 allocno_spill_priority_compare, push_allocnos_to_stack,
15122 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15123 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
15124 (setup_allocno_left_conflicts_num): Ditto. Rename to
15125 setup_allocno_left_conflicts_size.
15126 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15127 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
15128 setup_allocno_left_conflicts_size instead of
15129 setup_allocno_left_conflicts_num.
15131 * ira-build.c (ira_create_allocno): Use
15132 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
15133 ALLOCNO_LEFT_CONFLICTS_NUM.
15135 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15137 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15138 instead of DF_LR_OUT.
15140 * ira-lives.c (process_bb_node_lives): Ditto.
15142 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15143 instead of DF_LR_{OUT,IN}.
15145 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15147 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15149 2009-03-30 Jan Hubicka <jh@suse.cz>
15151 * except.c (label_to_region_map): Fix thinko.
15153 2009-03-30 Steve Ellcey <sje@cup.hp.com>
15155 PR middle-end/38237
15156 * tree.h (tree_find_value): New declaration.
15157 * tree.c (tree_find_value): New function.
15158 * varasm.c (assemble_external): Avoid duplicate entries on lists.
15160 2009-03-30 Jakub Jelinek <jakub@redhat.com>
15163 * c-decl.c (struct c_binding): Add locus field.
15164 (bind): Add locus argument, set locus field from it.
15165 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
15166 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
15167 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
15168 implicitly_declare, undeclared_variable, lookup_label,
15169 declare_label, c_make_fname_decl, c_builtin_function,
15170 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
15173 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
15176 * config/i386/i386.c (classify_argument): Check total size of
15179 2009-03-30 Martin Jambor <mjambor@suse.cz>
15181 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
15182 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
15183 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
15186 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
15187 seen_variable_array_ref while also traversing a union.
15189 * tree-inline.c (optimize_inline_calls): Do not call
15190 cgraph_node_remove_callees.
15191 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
15192 (pass_remove_cgraph_callee_edges): New variable.
15193 * passes.c (init_optimization_passes): Add
15194 pass_remove_cgraph_callee_edges after early inlining and before all
15195 late intraprocedural passes.
15197 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
15199 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15201 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
15202 Fix typos in names.
15204 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15206 * combine.c (simplify_comparison): Use have_insn_for.
15207 * dojump.c (do_jump): Likewise.
15209 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15211 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
15212 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
15213 sparc_compare_op0 like sparc_compare_emitted used to be handled.
15214 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
15215 instead of sparc_compare_emitted.
15216 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
15217 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
15218 instead of sparc_compare_emitted.
15220 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15222 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
15223 enter/exit cfglayout mode.
15224 (pass_partition_block): Require it.
15225 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
15226 (combine_instructions): Track basic blocks instead of labels.
15227 (update_cfg_for_uncondjump): New.
15228 (try_combine): Use it. Update jumps after rescanning.
15229 (pass_combine): Require PROP_cfglayout.
15230 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
15232 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15234 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
15235 Provide/destroy PROP_cfglayout respectively.
15236 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
15237 * tree-pass.h (PROP_cfglayout): New.
15239 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15241 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
15242 fold_convert_const_fixed_from_fixed,
15243 fold_convert_const_fixed_from_int,
15244 fold_convert_const_fixed_from_real, fold_negate_const): Do not
15245 set TREE_CONSTANT_OVERFLOW.
15246 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
15247 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
15249 2009-03-30 Ira Rosen <irar@il.ibm.com>
15251 * tree-vect-loop-manip.c: New file.
15252 * tree-vectorizer.c: Update documentation and included files.
15253 (vect_loop_location): Make extern.
15254 (rename_use_op): Move to tree-vect-loop-manip.c
15255 (rename_variables_in_bb, rename_variables_in_loop,
15256 slpeel_update_phis_for_duplicate_loop,
15257 slpeel_update_phi_nodes_for_guard1,
15258 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
15259 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
15260 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
15261 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
15262 find_loop_location): Likewise.
15263 (new_stmt_vec_info): Move to tree-vect-stmts.c.
15264 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
15265 get_vectype_for_scalar_type, vect_is_simple_use,
15266 supportable_widening_operation, supportable_narrowing_operation):
15268 (bb_in_loop_p): Move to tree-vect-loop.c.
15269 (new_loop_vec_info, destroy_loop_vec_info,
15270 reduction_code_for_scalar_code, report_vect_op,
15271 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
15272 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
15273 (vect_supportable_dr_alignment): Likewise.
15274 * tree-vectorizer.h (tree-data-ref.h): Include.
15275 (vect_loop_location): Declare.
15276 Reorganize function declarations according to the new file structure.
15277 * tree-vect-loop.c: New file.
15278 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
15279 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
15280 * tree-vect-data-refs.c: New file.
15281 * tree-vect-patterns.c (timevar.h): Don't include.
15282 * tree-vect-stmts.c: New file.
15283 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
15284 tree-vect-slp.c, tree-vect-loop.c.
15285 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
15286 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
15287 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
15288 (tree-vect-analyze.o): Remove.
15289 (tree-vect-transform.o): Likewise.
15290 (tree-vect-data-refs.o): Add rule.
15291 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
15292 tree-vect-slp.o): Likewise.
15293 (tree-vect-patterns.o): Remove redundant dependencies.
15294 (tree-vectorizer.o): Likewise.
15295 * tree-vect-slp.c: New file.
15297 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15299 * optc-gen.awk: Warn if an option flag has multiple different
15302 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
15304 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
15305 -floop-block): Document dependences on PPL, CLooG and Graphite.
15307 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15309 PR rtl-optimization/323
15310 * c-common.c (c_fully_fold, convert_and_check,
15311 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
15312 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
15313 * c-common.def (EXCESS_PRECISION_EXPR): New.
15314 * c-cppbuiltin.c (builtin_define_float_constants): Define
15315 constants with enough digits for long double.
15316 * c-lex.c (interpret_float): Interpret constant with excess
15317 precision where appropriate.
15318 * c-opts.c (c_common_post_options): Set
15319 flag_excess_precision_cmdline. Give an error for
15320 -fexcess-precision=standard for C++ for processors where the
15321 option is significant.
15322 * c-parser.c (c_parser_conditional_expression): Handle excess
15323 precision in condition.
15324 * c-typeck.c (convert_arguments): Handle arguments with excess
15326 (build_unary_op): Move excess precision outside operation.
15327 (build_conditional_expr): Likewise.
15328 (build_compound_expr): Likewise.
15329 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
15330 (build_modify_expr): Handle excess precision in RHS.
15331 (convert_for_assignment): Handle excess precision in converted
15333 (digest_init, output_init_element, process_init_element): Handle
15334 excess precision in initializer.
15335 (c_finish_return): Handle excess precision in return value.
15336 (build_binary_op): Handle excess precision in operands and add
15337 excess precision as needed for operation.
15338 * common.opt (-fexcess-precision=): New option.
15339 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
15340 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
15341 For standard excess precision, output explicit conversion to and
15342 truncation from XFmode.
15343 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
15344 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
15345 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
15346 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
15347 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
15348 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
15349 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
15350 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
15351 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
15352 define_splits, sqrt<mode>2): Disable where appropriate for
15353 standard excess precision.
15354 * convert.c (convert_to_real): Do not shorten arithmetic to type
15355 for which excess precision would be used.
15356 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
15357 * doc/invoke.texi (-fexcess-precision=): Document option.
15358 (-mfpmath=): Correct index entry.
15359 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
15360 flag_excess_precision): New.
15361 * langhooks.c (lhd_post_options): Set
15362 flag_excess_precision_cmdline.
15363 * opts.c (common_handle_option): Handle -fexcess-precision=.
15364 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
15365 init_excess_precision): New.
15366 (lang_dependent_init_target): Call init_excess_precision.
15367 * tree.c (excess_precision_type): New.
15368 * tree.h (excess_precision_type): Declare.
15370 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15373 * c-typeck.c (build_component_ref): Do not copy qualifiers from
15374 non-lvalue to component.
15376 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15378 PR preprocessor/34695
15379 * Makefile.in (c-opts.o): Depend on c-tree.h.
15380 * c-common.c: Move down include of diagnostic.h.
15381 (done_lexing, c_cpp_error): New.
15382 * c-common.h (done_lexing): Declare.
15383 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
15385 * c-opts.c: Include c-tree.h.
15386 (c_common_init_options): Set preprocessor error callback.
15387 (c_common_handle_option): Do not set preprocessor
15388 inhibit_warnings, warnings_are_errors, warn_system_headers,
15389 pedantic_errors or inhibit_warnings flags.
15390 (c_common_post_options): Do not check cpp_errors (parse_in).
15391 (c_common_finish): Do not output dependencies if there were
15392 errors. Do not check return value of cpp_finish.
15393 * c-ppoutput.c (pp_file_change): Set input_location.
15394 * c-tree.h (c_cpp_error): Declare.
15395 * diagnostic.c (diagnostic_set_info_translated): Also initialize
15397 (diagnostic_build_prefix): Check override_column.
15398 * diagnostic.h (diagnostic_info): Add override_column field.
15399 (diagnostic_override_column): Define.
15401 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
15403 * c-common.c (c_expand_expr, c_staticp): Remove.
15404 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
15405 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
15406 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
15407 * c-gimplify.c (gimplify_compound_literal_expr,
15408 optimize_compound_literals_in_ctor): Remove.
15409 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
15410 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
15411 * c-semantics.c (emit_local_var): Remove.
15413 * langhooks-def.h (lhd_expand_expr): Remove.
15414 * langhooks.c (lhd_expand_expr): Remove.
15415 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
15417 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
15418 handling from c-semantics.c; don't call into langhook.
15419 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
15420 * gimplify.c (gimplify_compound_literal_expr,
15421 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
15422 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
15423 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
15424 as was done in c-gimplify.c.
15425 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
15426 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
15427 Move from c-common.h.
15428 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
15430 * tree.c (staticp): Do not call langhook.
15431 * langhooks.c (lhd_staticp): Delete.
15432 * langhooks-def.h (lhd_staticp): Delete prototype.
15433 (LANG_HOOKS_STATICP): Delete.
15434 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
15436 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
15437 instead of DECL_STMTs.
15439 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15447 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
15449 (fold_call_expr): Return a NOP_EXPR from folding rather than the
15450 contained expression.
15451 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
15452 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
15453 conditional expressions for C.
15454 (decl_constant_value_for_optimization): Move from
15455 decl_constant_value_for_broken_optimization in c-typeck.c. Check
15456 whether optimizing and that the expression is a VAR_DECL not of
15457 array type instead of doing such checks in the caller. Do not
15458 check pedantic. Call gcc_unreachable for C++.
15459 * c-common.def (C_MAYBE_CONST_EXPR): New.
15460 * c-common.h (c_fully_fold, c_save_expr,
15461 decl_constant_value_for_optimization): New prototypes.
15462 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15463 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15464 EXPR_INT_CONST_OPERANDS): Define.
15465 * c-convert.c (convert): Strip nops from expression.
15466 * c-decl.c (groktypename): Take extra parameters expr and
15467 expr_const_operands. Update call to grokdeclarator.
15468 (start_decl): Update call to grokdeclarator. Add statement for
15469 expressions used in type of decl.
15470 (grokparm): Update call to grokdeclarator.
15471 (push_parm_decl): Update call to grokdeclarator.
15472 (build_compound_literal): Add parameter non_const and build a
15473 C_MAYBE_COSNT_EXPR if applicable.
15474 (grokdeclarator): Take extra parameters expr and
15475 expr_const_operands. Track expressions used in declaration
15476 specifiers and declarators. Fold array sizes and track whether
15477 they are constant expressions and whether they are integer
15478 constant expressions.
15479 (parser_xref_tag): Set expr and expr_const_operands fields in
15481 (grokfield): Update call to grokdeclarator.
15482 (start_function): Update call to grokdeclarator.
15483 (build_null_declspecs): Set expr and expr_const_operands fields in
15485 (declspecs_add_type): Handle expressions in typeof specifiers.
15486 * c-parser.c (c_parser_declspecs): Set expr and
15487 expr_const_operands fields for declaration specifiers.
15488 (c_parser_enum_specifier): Likewise.
15489 (c_parser_struct_or_union_specifier): Likewise.
15490 (c_parser_typeof_specifier): Likewise. Update call to
15491 groktypename. Fold expression as needed. Return expressions with
15492 type instead of adding statements.
15493 (c_parser_attributes): Update calls to c_parser_expr_list.
15494 (c_parser_statement_after_labels): Fold expression before passing
15495 to objc_build_throw_stmt.
15496 (c_parser_condition): Fold expression.
15497 (c_parser_asm_operands): Fold expression.
15498 (c_parser_conditional_expression): Use c_save_expr. Update call
15499 to build_conditional_expr.
15500 (c_parser_alignof_expression): Update call to groktypename.
15501 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
15502 original_code. Fold expression argument of va_arg. Create
15503 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
15504 argument to va_arg. Update calls to groktypename. Fold array
15505 index for offsetof. Verify that first argument to
15506 __builtin_choose_expr has integer type.
15507 (c_parser_postfix_expression_after_paren_type): Update calls to
15508 groktypename and build_compound_literal. Handle expressions with
15509 side effects in type name.
15510 (c_parser_postfix_expression_after_primary): Update call to
15511 c_parser_expr_list. Set original_code for calls to
15512 __builtin_constant_p.
15513 (c_parser_expr_list): Take extra parameter fold_p. Fold
15514 expressions if requested.
15515 (c_parser_objc_type_name): Update call to groktypename.
15516 (c_parser_objc_synchronized_statement): Fold expression.
15517 (c_parser_objc_receiver): Fold expression.
15518 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
15519 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
15520 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
15521 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
15522 (struct c_typespec): Add elements expr and expr_const_operands.
15523 (struct c_declspecs): Add elements expr and expr_const_operands.
15524 (groktypename, build_conditional_expr, build_compound_literal):
15526 (in_late_binary_op): Declare.
15527 * c-typeck.c (note_integer_operands): New function.
15528 (in_late_binary_op): New variable.
15529 (decl_constant_value_for_broken_optimization): Move to c-common.c
15530 and rename to decl_constant_value_for_optimization.
15531 (default_function_array_conversion): Do not strip nops.
15532 (default_conversion): Do not call
15533 decl_constant_value_for_broken_optimization.
15534 (build_array_ref): Do not fold result.
15535 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
15536 result when operand is a VLA.
15537 (c_expr_sizeof_type): Update call to groktypename. Handle
15538 expressions included in type name. Use C_MAYBE_CONST_EXPR for
15539 result when operand names a VLA type.
15540 (build_function_call): Update call to build_compound_literal.
15541 Only fold result for calls to __builtin_* functions. Strip
15542 NOP_EXPR from INTEGER_CST returned from such functions. Fold
15543 the function designator.
15544 (convert_arguments): Fold arguments. Update call to
15545 convert_for_assignment.
15546 (build_unary_op): Handle increment and decrement of
15547 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
15548 decrement earlier. Fold operand of increment and decrement.
15549 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
15550 built for integer operand. Wrap returns that are INTEGER_CSTs
15551 without being integer constant expressions or that have integer
15552 constant operands without being INTEGER_CSTs.
15553 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
15554 (build_conditional_expr): Add operand ifexp_bcp. Track whether
15555 result is an integer constant expression or can be used in
15556 unevaluated parts of one and avoid folding and wrap as
15557 appropriate. Fold operands before possibly doing -Wsign-compare
15559 (build_compound_expr): Wrap result for C99 if operands can be used
15560 in integer constant expressions.
15561 (build_c_cast): Update call to digest_init. Do not ignore
15562 overflow from casting floating-point constants to integers. Wrap
15563 results that could be confused with integer constant expressions,
15564 null pointer constants or floating-point constants.
15565 (c_cast_expr): Update call to groktypename. Handle expressions
15566 included in type name.
15567 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
15568 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
15569 Update calls to convert_for_assignment.
15570 (convert_for_assignment): Take new parameter
15571 null_pointer_constant. Do not strip nops or call
15572 decl_constant_value_for_broken_optimization. Set
15573 in_late_binary_op for conversions to boolean.
15574 (store_init_value): Update call to digest_init.
15575 (digest_init): Take new parameter null_pointer_constant. Do not
15576 call decl_constant_value_for_broken_optimization. pedwarn for
15577 initializers not constant expressions. Update calls to
15578 convert_for_assignment.
15579 (constructor_nonconst): New.
15580 (struct constructor_stack): Add nonconst element.
15581 (really_start_incremental_init, push_init_level, pop_init_level):
15582 Handle constructor_nonconst and nonconst element.
15583 (set_init_index): Call constant_expression_warning for array
15585 (output_init_element): Fold value. Set constructor_nonconst as
15586 applicable. pedwarn for initializers not constant expressions.
15587 Update call to digest_init. Call constant_expression_warning
15588 where constant initializers are required.
15589 (process_init_element): Use c_save_expr.
15590 (c_finish_goto_ptr): Fold expression.
15591 (c_finish_return): Fold return value. Update call to
15592 convert_for_assignment.
15593 (c_start_case): Fold switch expression.
15594 (c_process_expr_stmt): Fold expression.
15595 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
15596 ensure statement expression is not evaluated in constant expression.
15597 (build_binary_op): Track whether results are integer constant
15598 expressions or may occur in such, disable folding and wrap results
15599 as applicable. Fold operands for -Wsign-compare warnings unless
15601 (c_objc_common_truthvalue_conversion): Handle results folded to
15602 integer constants that are not integer constant expressions.
15603 * doc/extend.texi: Document when typeof operands are evaluated,
15604 that condition of __builtin_choose_expr is an integer constant
15605 expression, and more about use of __builtin_constant_p in
15608 2009-03-29 Richard Guenther <rguenther@suse.de>
15610 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
15611 propagate addresses of array references.
15613 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
15615 * regmove.c (perhaps_ends_bb_p): Remove.
15616 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
15617 from INSN and check that the main loop stays within that basic block.
15618 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
15619 (regmove_forward_pass): Split out from regmove_optimize. Use
15620 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
15621 (regmove_backward_pass): Split out from regmove_optimize. Use
15622 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
15623 (regmove_optimize): Simplify.
15625 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15628 * config/i386/i386.c (classify_argument): Ignore flexible array
15629 member in struct and warn ABI change.
15631 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15633 * config/i386/i386-protos.h (ix86_agi_dependent): New.
15635 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
15636 (ix86_adjust_cost): Updated.
15638 2009-03-29 Jan Hubicka <jh@suse.cz>
15640 PR middle-end/28850
15641 * tree-pass.h (pass_cleanup_eh): New function.
15642 (remove_unreachable_regions): Break code handling RTL
15643 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
15644 that can not be reached by runtime.
15645 (can_be_reached_by_runtime): New function.
15646 (label_to_region_map): New function.
15647 (num_eh_regions): New function.
15648 (rtl_remove_unreachable_regions): New function.
15649 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
15650 (remove_eh_region): New function.
15651 * except.h: Include sbitmap and vecprim.
15652 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
15653 num_eh_regions): Declare.
15654 * passes.c (init_optimization_passes): Schedule cleanup_eh.
15655 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
15656 * tree-eh.c (tree_remove_unreachable_handlers): New function.
15657 (tree_empty_eh_handler_p): New function.
15658 (cleanup_empty_eh): New function.
15659 (cleanup_eh): New function.
15660 (pass_cleanup_eh): New function.
15662 2009-03-29 Jan Hubicka <jh@suse.cz>
15664 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
15665 for removed regions.
15667 2009-03-29 Jan Hubicka <jh@suse.cz>
15669 * except.c (dump_eh_tree): Dump all datastructures.
15671 2009-03-29 Jan Hubicka <jh@suse.cz>
15673 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
15674 (duplicate_eh_regions_1): Likewise.
15675 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
15676 vector; call EH verification.
15677 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15678 Be ready for region being removed.
15680 2009-03-29 Jan Hubicka <jh@suse.cz>
15682 * bitmap.c (bitmap_last_set_bit): New function.
15683 * bitmap.h (bitmap_last_set_bit): Declare.
15685 2009-03-29 David Ayers <ayers@fsfe.org>
15688 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
15689 by calling objc_compare_types and surpress warnings about
15690 incompatible C pointers that are compatible ObjC pointers.
15692 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
15694 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
15695 call initialize_inline_failed.
15696 (initialize_inline_failed): Move it from here ...
15697 * cgraph.c (initialize_inline_failed): ... to here.
15698 (cgraph_create_edge): Call initialize_inline_failed rather than
15699 setting inline_failed directly.
15701 2009-03-29 Ben Elliston <bje@au.ibm.com>
15704 * sysv4.opt (msdata): Improve comment.
15705 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
15706 * sysv4.h (SVR4_ASM_SPEC): Likewise.
15708 2009-03-29 Ben Elliston <bje@au.ibm.com>
15711 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
15712 load and store attributes.
15714 2009-03-29 Ben Elliston <bje@au.ibm.com>
15716 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
15717 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
15718 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
15719 * doc/extend.texi (X86 Built-in Functions): Add index entries for
15720 __builtin_infq and __builtin_huge_valq.
15722 2009-03-28 Anatoly Sokolov <aesok@post.ru>
15724 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
15726 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15727 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
15729 2009-03-28 Xinliang David Li <davidxl@google.com>
15731 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
15732 (do_dbg_cnt): New function.
15734 2009-03-28 Jan Hubicka <jh@suse.cz>
15736 Merge from pretty-ipa:
15738 2009-03-27 Jan Hubicka <jh@suse.cz>
15740 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15741 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
15742 * passes.c (function_called_by_processed_nodes_p): New.
15743 * ipa-pure-const.c (check_call): Fix handling of operands.
15744 (analyze_function): Dump debug output for skipped bodies.
15745 (local_pure_const): Use function_called_by_processed_nodes_p.
15746 * dwarf2out.c (reference_to_unused): Use output.
15747 * passes.c (do_per_function_toporder): Likewise.
15749 2008-11-12 Jan Hubicka <jh@suse.cz>
15751 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
15752 * ipa-pure-const.c (funct_state_d): Add can throw field; make
15753 state_set_in_source enum
15754 (check_decl): Ignore memory tags; do not set fake looping flags;
15756 (check_operand, check_tree, check_rhs_var, check_lhs_var,
15757 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
15758 (check_call, analyze_function): Rewrite.
15760 (add_new_function): Update call of analyze_function.
15761 (generate_summary): Add call of analyze_function.
15762 (propagate): Propagate can_throw; handle state_set_in_source correctly.
15763 (local_pure_const): New function.
15764 (pass_local_pure_const): New pass.
15765 * ipa-inline.c (inline_transform): Set after_inlining.
15766 * tree-eh.c (stmt_can_throw_external): New.
15767 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
15768 work with aliasing built.
15769 * tree-flow.h (stmt_can_throw_external): New.
15770 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
15771 and local pure/const pass in early and late optimization queue.
15773 2009-03-28 Martin Jambor <mjambor@suse.cz>
15775 * fold-const.c (get_pointer_modulus_and_residue): New parameter
15777 (fold_binary): Allow function decl aligment consideration is the
15778 second argument is integer constant one.
15779 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
15780 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
15781 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
15783 2009-03-28 Jan Hubicka <jh@suse.cz>
15785 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
15786 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
15787 * function.h (rtl_data): Add nothrow flag.
15788 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
15789 set DECL_NOTHROW for AVAILABLE functions.
15791 2009-03-28 Jakub Jelinek <jakub@redhat.com>
15793 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
15794 following vector keyword has expansion starting with pixel or bool
15795 keyword, expand vector to __vector and pixel or bool to __pixel or
15799 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
15800 warn_if_disallowed_function_p): Removed.
15801 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
15802 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
15803 warning_if_disallowed_function_p.
15804 * flags.h (warn_if_disallowed_function_p,
15805 warn_disallowed_functions): Removed.
15806 * common.opt (Wdisallowed-function-list=): Removed.
15807 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
15809 2009-03-28 Richard Guenther <rguenther@suse.de>
15811 PR tree-optimization/38723
15812 * tree-ssa-pre.c (compute_avail): Add all default definitions to
15815 2009-03-28 Jan Hubicka <jh@suse.cz>
15817 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
15818 test introduced by my previous patch.
15820 2009-03-28 Richard Guenther <rguenther@suse.de>
15822 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
15823 the PHIs value undefined.
15825 2009-03-28 Jan Hubicka <jh@suse.cz>
15827 * tree-pass.h (pass_fixup_cfg): New pass.
15828 * ipa-inline.c (inline_transform): Set
15829 always_inline_functions_inlined/after_inlining.
15830 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
15831 (pass_fixup_cfg): New pass.
15832 * passes.c (init_optimization_passes): Add fixup_cfg.
15834 2009-03-28 Richard Guenther <rguenther@suse.de>
15836 PR tree-optimization/38458
15837 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
15838 argument use the arguments copy-of value.
15840 2009-03-28 Richard Guenther <rguenther@suse.de>
15842 PR tree-optimization/38180
15843 * tree-ssa-ccp.c (get_default_value): Simplify.
15844 (likely_value): Likewise.
15845 (surely_varying_stmt_p): Properly handle VOP case.
15846 (ccp_initialize): Likewise.
15847 (ccp_fold): Handle propagating through *&.
15848 (fold_const_aggregate_ref): Also handle decls.
15850 2009-03-28 Jan Hubicka <jh@suse.cz>
15852 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15853 * cgraph.h (cgraph_node): Likewise.
15854 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
15855 (cgraph_reset_node): Use process flag.
15856 (cgraph_mark_functions_to_output): Likewise.
15857 (cgraph_expand_function): Likewise.
15858 (cgraph_expand_all_functions): Likewise.
15859 (cgraph_output_in_order): Likewise.
15860 * dwarf2out.c (reference_to_unused): Likewise.
15861 * passes.c do_per_function_toporder): Likewise.
15863 2009-03-28 Jan Hubicka <jh@suse.cz>
15865 Bring from lto-branch:
15867 2008-09-03 Doug Kwan <dougkwan@google.com>
15869 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
15870 enums instead of reason strings.
15871 * cgraph.c (cgraph_create_edge): Same.
15872 (cgraph_inline_failed_string): New function.
15873 * cgraph.h (cgraph_inline_failed_t): New enum type.
15874 (cgraph_inline_failed_string): New prototype.
15875 (struct cgraph_edge): Change type of INLINED_FAILED from constant
15876 char pointer to cgraph_inline_failed_t.
15877 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
15878 (cgraph_default_inline_p): Ditto.
15879 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
15880 to cgraph_inline_failed_t pointer.
15881 * cif-code.def: New file.
15882 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
15884 (cgraph_check_inline_limits): Change type of REASON to pointer to
15885 cgraph_inline_failed_t. Replace reason strings with enums.
15886 (cgraph_default_inline_p): Ditto.
15887 (cgraph_recursive_inlining_p): Ditto.
15888 (update_caller_keys): Change type of FAILED_REASON to
15889 cgraph_inline_failed_t.
15890 (cgraph_set_inline_failed): Change type of REASON to pointer to
15891 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
15892 convert enums to strings for text output.
15893 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
15894 to be of type cgraph_inline_failed_t. Replace reason strings with
15895 enums. Call cgraph_inline_failed_string to covert enums
15896 to strings for text output.
15897 (cgraph_decide_inlining): Replace reason strings with enums.
15898 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
15899 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
15901 * tree-inline.c (expand_call_inline): Change type of REASON
15902 to cgraph_inline_failed_t. Replace reason strings with enums.
15903 Call cgraph_inline_failed_string for text output.
15904 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
15907 2009-03-28 Jan Hubicka <jh@suse.cz>
15909 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
15910 cgraph_clone_node): Remove master clone handling.
15911 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15912 * cgraph.h (master_clone): Remove.
15913 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15914 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
15915 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
15917 2009-03-28 Jan Hubicka <jh@suse.cz>
15919 * cgraph.c (cgraph_function_body_availability): Functions declared
15920 inline are always safe to assume that it is not going to be replaced.
15922 2009-03-28 Richard Guenther <rguenther@suse.de>
15924 PR tree-optimization/38513
15925 * tree-ssa-pre.c (eliminate): Remove redundant stores.
15926 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15927 EXC_PTR_EXPR and FILTER_EXPR.
15928 (get_ref_from_reference_ops): Likewise.
15930 2009-03-28 Richard Guenther <rguenther@suse.de>
15932 PR tree-optimization/38968
15933 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
15934 Use FLOOR_MOD_EXPR to compute misalignment.
15936 2009-03-28 Richard Guenther <rguenther@suse.de>
15938 PR tree-optimization/37795
15939 * tree.h (combine_comparisons): Declare.
15940 * fold-const.c (combine_comparisons): Export.
15941 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
15943 (ifcombine_iforif): Use combine_comparisons.
15945 2009-03-28 Jan Hubicka <jh@suse.cz>
15947 * tree-eh.c (inlinable_call_p): New function.
15948 (make_eh_edges): Use it.
15949 (verify_eh_edges): Use it.
15950 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
15951 * except.c (reachable_next_level): Add inlinable_function argument
15952 (sjlj_find_directly_reachable_regions): Update.
15953 (add_reachable_handler): Do not set saw_any_handlers.
15954 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
15955 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15956 Add new inlinable call parameter.
15957 (can_throw_internal, can_throw_external): Update.
15958 * except.h (can_throw_internal_1, can_throw_external_1,
15959 foreach_reachable_handler): Update declaration.
15961 2009-03-28 Joseph Myers <joseph@codesourcery.com>
15963 * config/arm/t-arm-coff, config/h8300/coff.h,
15964 config/i386/i386-aout.h, config/i386/i386-coff.h,
15965 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
15966 config/pdp11/2bsd.h, config/rs6000/aix41.h,
15967 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
15968 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
15969 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
15970 sys-types.h: Remove.
15971 * Makefile.in: Remove protoize and fixproto support and references
15973 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
15974 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
15976 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
15977 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
15978 unprotoize$(exeext).
15979 (rest.encap): Don't depend on $(STMP_FIXPROTO)
15980 (.PHONY): Don't depend on proto.
15981 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
15982 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
15983 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
15984 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
15985 build/gen-protos.o, build/scan.o, xsys-protos.h,
15986 build/fix-header$(build_exeext), build/fix-header.o,
15987 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
15988 stmp-install-fixproto): Remove.
15989 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
15990 SYSCALLS.c or fixproto files.
15991 (install-common): Don't install protoize.
15992 (install-headers-tar, install-headers-cpio, install-headers-cp):
15993 Don't depend on $(STMP_FIXPROTO).
15994 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
15995 install fixproto files or write out fixproto settings.
15996 (uninstall): Don't uninstall protoize.
15997 * config.gcc (use_fixproto): Remove.
15998 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
15999 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
16000 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
16001 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
16002 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
16003 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
16004 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
16005 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
16006 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
16007 * config/t-vxworks (STMP_FIXPROTO): Remove.
16008 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
16009 STMP_FIXPROTO): Remove.
16010 * config.in, configure: Regenerate.
16011 * crtstuff.c (gid_t, uid_t): Don't undefine.
16012 * doc/install.texi: Change m68k-coff to m68k-elf in example.
16013 (arm-*-coff, arm-*-aout: Remove target entries.
16014 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
16015 Remove mention of AIX 4.1.
16016 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
16017 * doc/invoke.texi (Running Protoize): Remove.
16018 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
16019 (Protoize Caveats): Remove.
16020 * tsystem.h: Update comments on headers assumed to exist.
16022 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
16024 * genautomata.c: Add a new year to the copyright. Add a new
16026 (struct insn_reserv_decl): Add comments for member bypass_list.
16027 (find_bypass): Remove.
16028 (insert_bypass): New.
16029 (process_decls): Use insert_bypass.
16030 (output_internal_insn_latency_func): Output all bypasses with the
16031 same input insn in one switch case.
16033 * rtl.def (define_bypass): Describe bypass choice.
16034 * doc/md.texi (define_bypass): Ditto.
16036 2009-03-27 Richard Guenther <rguenther@suse.de>
16038 * gimplify.c (mark_addressable): Export.
16039 * tree-flow.h (mark_addressable): Declare.
16040 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
16041 * tree-ssa.c (verify_phi_args): Verify that address taken
16042 variables have TREE_ADDRESSABLE set.
16044 2009-03-27 Richard Guenther <rguenther@suse.de>
16046 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
16047 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
16048 Do not mark decls TREE_ADDRESSABLE.
16049 (build_fold_addr_expr): Adjust.
16050 (fold_addr_expr): Remove.
16051 (fold_unary): Use build_fold_addr_expr.
16052 (fold_comparison): Likewise.
16053 (split_address_to_core_and_offset): Likewise.
16054 * coverage.c (tree_coverage_counter_addr): Mark the array decl
16056 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
16057 (gimplify_modify_expr_to_memcpy): Mark source and destination
16059 * omp-low.c (create_omp_child_function): Mark the object decl
16061 (lower_rec_input_clauses): Mark the var we take the address of
16063 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
16065 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16067 PR middle-end/39315
16068 * cfgexpand.c (expand_one_stack_var_at): Change alignment
16069 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
16071 2009-03-27 Richard Guenther <rguenther@suse.de>
16073 PR tree-optimization/39120
16074 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
16076 (handle_lhs_call): Process return constraints. Add escape
16077 constraints if necessary.
16078 (handle_const_call): Fill out return constraints. Make nested
16079 case more precise. Avoid consttmp if possible.
16080 (handle_pure_call): Fill out return constraints. Avoid
16081 callused if possible.
16082 (find_func_aliases): Simplify call handling.
16084 2009-03-27 Richard Guenther <rguenther@suse.de>
16086 PR tree-optimization/39120
16087 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
16088 as a representative.
16089 (solve_graph): Do propagate CALLUSED.
16090 (handle_pure_call): Use a scalar constraint from CALLUSED for
16092 (find_what_p_points_to): CALLUSED shall not appear in poins-to
16095 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16098 * c-common.c (handle_aligned_attribute): Properly check alignment
16099 overflow. Use (1U << i) instead of (1 << i).
16101 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
16103 * expr.h (get_mem_align_offset): Updated.
16105 * tree.h (tree_decl_common): Change align to "unsigned int" and
16106 move it before pointer_alias_set.
16108 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16109 Jakub Jelinek <jakub@redhat.com>
16112 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
16113 gr_register_operand with gr_reg_or_0_operand.
16114 (cmpxchg_rel_di): Likewise.
16115 (sync_lock_test_and_set<mode>): Likewise.
16117 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16119 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
16120 (true_regnum): Likewise.
16122 * rtlanal.c (subreg_info): Moved to ...
16123 * rtl.h (subreg_info): Here. New.
16124 (subreg_get_info): New.
16126 * rtlanal.c (subreg_get_info): Make it extern.
16128 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16131 * config/i386/i386.c (ix86_abi): New.
16132 (override_options): Handle -mabi=.
16133 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
16134 (ix86_call_abi_override): Likewise.
16135 (init_cumulative_args): Likewise.
16136 (function_arg_advance): Likewise.
16137 (function_arg_64): Likewise.
16138 (function_arg): Likewise.
16139 (ix86_pass_by_reference): Likewise.
16140 (ix86_function_value_regno_p): Likewise.
16141 (ix86_build_builtin_va_list_abi): Likewise.
16142 (setup_incoming_varargs_64): Likewise.
16143 (is_va_list_char_pointer): Likewise.
16144 (ix86_init_machine_status): Likewise.
16145 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
16146 (ix86_function_type_abi): Return enum calling_abi. Rewrite
16147 for 64bit. Replace DEFAULT_ABI with ix86_abi.
16148 (ix86_function_abi): Make it static and return enum calling_abi.
16149 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
16151 (ix86_fn_abi_va_list): Updated.
16153 * config/i386/i386.h (ix86_abi): New.
16154 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
16155 (CONDITIONAL_REGISTER_USAGE): Likewise.
16156 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
16157 (machine_function): Likewise.
16159 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
16161 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
16162 (STACK_BOUNDARY): Likewise.
16163 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
16165 * config/i386/i386.opt (mabi=): New.
16167 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
16168 return enum calling_abi.
16169 (ix86_function_type_abi): Likewise.
16170 (ix86_function_abi): Removed.
16172 * doc/invoke.texi: Document -mabi= option for x86.
16174 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16176 * builtins.c (real_dconstp): Delete.
16177 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
16179 2009-03-27 Dodji Seketeli <dodji@redhat.com>
16180 Jakub Jelinek <jakub@redhat.com>
16183 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
16184 (gen_subprogram_die): When a function is explicit, generate the
16185 DW_AT_explicit attribute.
16186 * langhooks.h (struct lang_hooks_for_decls): Add
16187 function_decl_explicit_p langhook.
16188 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
16189 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
16191 2009-03-27 Jakub Jelinek <jakub@redhat.com>
16193 * builtins.c (fold_builtin_memory_op): Optimize memmove
16194 into memcpy if we can prove source and destination don't overlap.
16196 * tree-inline.c: Include gt-tree-inline.h.
16197 (clone_fn_id_num): New variable.
16198 (clone_function_name): New function.
16199 (tree_function_versioning): Use it.
16200 * Makefile.in (GTFILES): Add tree-inline.c.
16202 2009-03-27 Mark Mitchell <mark@codesourcery.com>
16204 * BASE-VER: Change to 4.5.0.
16206 2009-03-27 Xinliang David Li <davidxl@google.com>
16208 PR tree-optimization/39557
16209 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
16211 2009-03-27 Xinliang David Li <davidxl@google.com>
16213 PR tree-optimization/39548
16214 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
16217 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16219 * c-common.c (pointer_int_sum): Use %wd on return from
16222 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16224 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
16225 on return from tree_low_cst.
16227 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
16230 * ginclude/stdarg.h (va_copy): Define also for
16231 __GXX_EXPERIMENTAL_CXX0X__.
16233 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16236 * builtins.h (c_strlen): Do not warn here.
16237 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16238 * c-common.c (pointer_int_sum): Take an explicit location.
16239 Warn about offsets out of bounds.
16240 * c-common.h (pointer_int_sum): Adjust declaration.
16242 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16244 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
16247 2009-03-26 Jakub Jelinek <jakub@redhat.com>
16250 * opts.c (warn_if_disallowed_function_p): Don't assume
16251 get_callee_fndecl must return non-NULL.
16253 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
16255 PR rtl-optimization/39522
16256 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
16257 when reg_reloaded_valid is set.
16259 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16261 * config/spu/divv2df3.c: New file.
16262 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
16263 (DPBIT_FUNCS): Filter out _div_df.
16265 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
16267 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
16268 a jump insn, count that jump in the distance to the loop start.
16270 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
16273 * config/sh/sh.c (calc_live_regs): Fix condition for global
16274 registers except PIC_OFFSET_TABLE_REGNUM.
16276 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
16279 * doc/invoke.texi (-mconsole): New.
16281 (-mno-cygwin): New.
16283 (-mnop-fun-dllimport): New.
16287 (sub section "i386 and x86-64 Windows Options"): New.
16289 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
16291 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
16292 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
16294 2009-03-25 Richard Guenther <rguenther@suse.de>
16296 PR middle-end/39497
16297 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
16300 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
16302 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
16303 neither of haifa/selective schedulers are working.
16305 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16307 * doc/invoke.texi (Debugging Options): Fix description of
16308 -fno-merge-debug-strings.
16310 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
16312 * config/cris/libgcc.ver: New version-script.
16313 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
16315 * configure.ac <GAS features, nop mnemonic>: Add pattern
16316 crisv32-*-* for "nop".
16317 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
16318 * configure: Regenerate.
16320 2009-03-24 Ira Rosen <irar@il.ibm.com>
16322 PR tree-optimization/39529
16323 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
16324 mark_sym_for_renaming for the tag copied to the new vector
16327 2009-03-24 Arthur Loiret <aloiret@debian.org>
16329 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
16330 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
16331 EXTRA_SPEC_FUNCTIONS.
16332 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
16333 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
16334 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
16335 -march and -mtune options.
16337 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
16339 * config/m68k/t-rtems: Add m5329 multilib.
16341 2009-03-24 Dodji Seketeli <dodji@redhat.com>
16342 Jakub Jelinek <jakub@redhat.com>
16345 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
16348 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16351 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
16352 instead of c_parser_expression_conv, if original_code isn't one of the
16353 4 allowed comparison codes, fail.
16355 2009-03-23 Richard Guenther <rguenther@suse.de>
16357 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
16358 * tree.h (struct tree_type): Likewise.
16359 * reload.h (struct insn_chain): Likewise.
16360 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
16361 * function.h (struct function): Likewise.
16362 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
16364 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16366 PR tree-optimization/39516
16367 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
16369 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
16371 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
16372 should be set true if BITS_PER_WORD of target is bigger than 32
16374 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
16376 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
16377 Translate -B-options to -rpath-link. Correct existing
16378 rpath-link and conditionalize on !nostdlib.
16380 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16382 * doc/extend.texi (Function Attributes, Variable Attributes):
16384 * doc/invoke.texi (Debugging Options, Optimize Options)
16385 (i386 and x86-64 Options, MCore Options): Likewise.
16387 2009-03-20 Jakub Jelinek <jakub@redhat.com>
16390 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
16391 it for block local namespace aliases.
16392 (gen_decl_die): Pass context_die to gen_namespace_die.
16394 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16397 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
16398 minimum or maximum value.
16400 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
16402 * reginfo.c (globalize_reg): Recompute derived reg sets.
16404 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
16407 * libgcc2.c (mprotect): Do not use signed arguments for
16408 VirtualProtect, use DWORD arguments. Also fix the 'may
16409 be used uninitialized' warning for the np variable.
16411 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16414 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
16415 functions using regparm calling conventions when not optimizing.
16416 (ix86_function_sseregparm): Similarly for sseregparm calling
16419 2009-03-19 Li Feng <nemokingdom@gmail.com>
16421 PR middle-end/39500
16422 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
16423 dependence if the first conflict is after niter iterations.
16425 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
16427 PR middle-end/38609
16428 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
16429 functions with dynamic stack-pointer adjustments.
16431 2009-03-19 Ben Elliston <bje@au.ibm.com>
16433 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
16434 option; change to -msdata=data.
16436 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16438 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
16441 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
16444 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
16446 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
16448 * doc/invoke.texi (Code Gen Options): Expand discussion of
16451 2009-03-18 Jakub Jelinek <jakub@redhat.com>
16453 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
16454 * matrix-reorg.c (struct matrix_info): Likewise.
16455 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
16456 * rtl.h (struct mem_attrs): Likewise.
16457 * df.h (struct df): Likewise.
16458 * tree-data-ref.h (struct data_dependence_relation): Likewise.
16459 * ira-int.h (struct ira_allocno): Likewise.
16460 * df-scan.c (struct df_collection_rec): Likewise.
16461 * ira.c (struct equivalence): Likewise.
16462 * function.c (struct temp_slot): Likewise.
16463 * cfgloop.h (struct loop): Likewise.
16466 * function.c (use_register_for_decl): When not optimizing, disregard
16467 register keyword for variables with types containing methods.
16469 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
16471 PR middle-end/39447
16472 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
16473 (is_simple_operand): Call contains_component_ref_p before calling data
16474 reference analysis that would fail on COMPONENT_REFs.
16476 * tree-vrp.c (search_for_addr_array): Fix formatting.
16478 2009-03-18 Richard Guenther <rguenther@suse.de>
16480 * tree-vect-transform.c (vect_loop_versioning): Fold the
16481 generated comparisons.
16482 * tree-vectorizer.c (set_prologue_iterations): Likewise.
16483 (slpeel_tree_peel_loop_to_edge): Likewise.
16485 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16487 PR middle-end/37805
16488 * opts.c (print_specific_help): In addition to `undocumented',
16489 accept `separate' and `joined' flags if passed alone. Describe
16490 output by the first matched one of those.
16491 (common_handle_option): Skip over empty strings.
16492 * gcc.c (display_help): Fix help string for `--help='.
16493 * doc/invoke.texi (Option Summary, Overall Options): With
16494 `--help=', classes and qualifiers can both be repeated, but
16495 only the latter can be negated. One should not pass only
16496 negated qualifiers. Fix markup and examples.
16499 2008-10-14 Jakub Jelinek <jakub@redhat.com>
16500 PR middle-end/37805
16501 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
16502 and -fhelp=separate.
16504 2009-03-17 Jing Yu <jingyu@google.com>
16506 PR middle-end/39378
16507 * function.h (struct rtl_data): Move is_thunk from here...
16508 (struct function): ...to here.
16509 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
16510 * varasm.c (assemble_start_function): Change is_thunk from crtl to
16512 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
16514 (alpha_does_function_need_gp, alpha_start_function): Likewise.
16515 (alpha_output_function_end_prologue): Likewise.
16516 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
16517 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
16518 (rs6000_output_function_epilogue): Likewise.
16519 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
16521 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
16524 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
16525 from different units in a single alternative.
16526 (*truncdfsf_i387): Ditto.
16527 (*truncxfsf2_mixed): Ditto.
16528 (*truncxfdf2_mixed): Ditto.
16530 2009-03-17 Jakub Jelinek <jakub@redhat.com>
16532 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
16533 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
16536 * tree-ssa-live.c (remove_unused_locals): Don't remove local
16537 unused non-artificial variables when not optimizing.
16540 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
16541 DW_TAG_imported_module even if decl is IMPORTED_DECL with
16542 NAMESPACE_DECL in its DECL_INITIAL.
16544 PR middle-end/39443
16545 * optabs.c (set_user_assembler_libfunc): New function.
16546 * expr.h (set_user_assembler_libfunc): New prototype.
16547 * c-common.c: Include libfuncs.h.
16548 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
16549 for memcmp, memset, memcpy, memmove and abort.
16550 * Makefile.in (c-common.o): Depend on libfuncs.h.
16553 * dwarf2out.c (gen_inlined_enumeration_type_die,
16554 gen_inlined_structure_type_die, gen_inlined_union_type_die,
16555 gen_tagged_type_instantiation_die): Removed.
16556 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
16559 2009-03-17 Janis Johnson <janis187@us.ibm.com>
16562 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
16564 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
16565 (check-parallel-%): Ditto.
16566 (check-consistency): Ditto.
16568 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
16570 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
16571 local variable rhs by NULL_TREE.
16573 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16576 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
16578 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16581 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
16583 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16586 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
16587 for ms->sysv ABI calls only in 64bit mode.
16589 * config/i386/i386.md (untyped_call): Support 32bit.
16591 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
16593 * doc/extend.texi: Replace x86_65 with x86_64.
16595 2009-03-16 Jakub Jelinek <jakub@redhat.com>
16597 PR tree-optimization/39455
16598 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
16599 mismatches for POINTER_TYPE_P (type).
16600 (number_of_iterations_le): Likewise.
16602 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16604 * config/picochip/picochip.c: Removed profiling support.
16605 * config/picochip/picochip.md: Removed profiling instruction.
16606 * config/picochip/picochip.h: Removed profiling builtin.
16608 2009-03-16 Joseph Myers <joseph@codesourcery.com>
16610 * doc/install.texi (--with-host-libstdcxx): Document.
16612 2009-03-14 Anatoly Sokolov <aesok@post.ru>
16615 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
16616 generate a warning if the function name does not begin with
16617 "__vector" and the function has either the 'signal' or 'interrupt'
16618 attribute, from here to ...
16619 (avr_declare_function_name): ...here. New function.
16620 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
16621 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
16623 2009-03-14 Jakub Jelinek <jakub@redhat.com>
16626 * cse.c (fold_rtx): Don't modify original const_arg1 when
16627 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
16628 separate variable instead.
16629 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
16630 from out of range shift counts.
16631 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
16633 2009-03-13 Catherine Moore <clm@codesourcery.com>
16635 * config/i386/x-mingw32 (host-mingw32.o): Replace
16636 diagnostic.h with $(DIAGNOSTIC_H).
16638 2009-03-12 Jakub Jelinek <jakub@redhat.com>
16641 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
16643 * config/i386/sync.md (sync_compare_and_swap<mode>,
16644 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
16645 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
16647 (sync_double_compare_and_swapdi_pic,
16648 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
16649 cmpxchg8b_pic_memory_operand instead of just memory_operand.
16651 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16654 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
16656 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16659 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16660 (avx_addsubv4df3): Likewise.
16661 (*avx_addsubv4sf3): Likewise.
16662 (sse3_addsubv4sf3): Likewise.
16664 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16667 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
16669 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
16672 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
16673 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16674 registers for allocnos created from user-defined variables.
16676 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16679 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
16680 of non-integer mode as well.
16682 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
16684 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
16685 for functions for which the parameter types are unknown.
16687 2009-03-11 Jakub Jelinek <jakub@redhat.com>
16690 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
16691 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
16692 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
16693 * config/i386/i386.c (ix86_local_alignment): For
16694 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
16695 long long variables on the stack to avoid dynamic realignment.
16696 Allow the first argument to be a decl rather than type.
16697 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
16699 2009-03-11 Nick Clifton <nickc@redhat.com>
16702 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
16704 Add description to mno-lsim option.
16705 * config/mcore/mcore.h: Remove comment about deprecated m4align
16707 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
16708 * doc/invoke.texi: Add description of mno-lsim and
16709 mstack-increment options.
16711 * config/fr30/fr30.opt: Document the -mno-lsim option.
16712 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
16713 and -mno-lsim options.
16715 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16717 * fold-const.c (fold_comparison): Only call fold_inf_compare
16718 if the mode supports infinities.
16720 2009-03-11 Jason Merrill <jason@redhat.com>
16723 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
16724 end already did. Notice GIMPLE_CALL modifications of the result.
16725 Don't copy debug information from an ignored decl or a decl from
16728 2009-03-10 Richard Guenther <rguenther@suse.de>
16729 Nathan Froyd <froydnj@codesourcery.com>
16731 PR middle-end/37850
16732 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
16733 (__divMODE3): Likewise.
16735 2009-03-09 Jakub Jelinek <jakub@redhat.com>
16737 PR tree-optimization/39394
16738 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
16739 DECL_SIZE_UNIT of variable length FIELD_DECLs.
16741 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16743 * recog.c (verfiy_changes): Disallow renaming of hard regs in
16744 inline asms for register asm ("") declarations.
16746 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
16748 * fold-const.c (fold_unary): Fix comment.
16750 2009-03-07 Jan Hubicka <jh@suse.cz>
16753 * tree-inline.c (setup_one_parameter): Do replacement of const
16754 argument by constant in SSA form.
16756 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16758 PR middle-end/38028
16759 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
16760 determine alignment passed to assign_stack_local.
16761 (assign_parms_unsplit_complex): Likewise.
16762 * except.c (sjlj_build_landing_pads): Likewise.
16764 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16766 PR middle-end/39360
16767 * tree-flow.h (add_referenced_var): Return bool instead of void.
16768 * tree-dfa.c (add_referenced_var): Return result of
16769 referenced_var_check_and_insert call.
16770 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
16771 of referenced_var_check_and_insert.
16774 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
16775 (gen_variable_die): Emit DW_AT_location on abstract static variable's
16776 DIE, don't emit it if abstract origin already has it.
16777 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
16778 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
16780 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16782 * genpreds.c (needs_variable): Fix parentheses at variable name
16784 (write_tm_constrs_h): Indent generated code.
16786 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16788 * doc/extend.texi (Function Attributes): Add documentation
16789 for isr attributes.
16791 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16794 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
16795 take locus from its DECL_SOURCE_LOCATION instead of input_location.
16797 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16799 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
16802 2009-03-05 Jakub Jelinek <jakub@redhat.com>
16805 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
16806 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
16808 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
16810 * config/i386/i386.md (R8_REG, R9_REG): New constants.
16811 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
16812 constants instead of magic numbers.
16813 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
16815 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
16816 (x86_64_ms_abi_int_parameter_registers): Ditto.
16817 (x86_64_int_return_registers): Ditto.
16818 (ix86_maybe_switch_abi): Ditto.
16819 (ix86_expand_call): Ditto for clobbered_registers array.
16820 (ix86_hard_regno_mode_ok): Ditto.
16821 (x86_extended_QIreg_mentioned_p): Ditto.
16823 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
16825 PR tree-optimization/39349
16826 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
16828 * combine.c (gen_lowpart_for_combine): Use omode when generating
16831 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
16833 PR rtl-optimization/39235
16834 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
16836 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16838 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
16840 2009-03-04 Richard Guenther <rguenther@suse.de>
16842 PR tree-optimization/39362
16843 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
16844 that occur in abnormal PHIs should be varying.
16846 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16848 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
16850 (simple_iv): Take loop as an argument instead of statement.
16851 * tree-scalar-evolution.h (simple_iv): Declaration changed.
16852 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
16854 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
16856 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
16857 * matrix-reorg.c (analyze_transpose): Ditto.
16858 * tree-data-ref.c (dr_analyze_innermost): Ditto.
16859 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
16860 * tree-predcom.c (ref_at_iteration): Ditto.
16861 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
16863 2009-03-04 Richard Guenther <rguenther@suse.de>
16865 PR tree-optimization/39358
16866 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
16867 escaped_id and callused_id.
16868 (solve_graph): Likewise.
16870 2009-03-04 Richard Guenther <rguenther@suse.de>
16872 PR tree-optimization/39339
16873 * tree-sra.c (try_instantiate_multiple_fields): Make it
16874 no longer ICE on the above.
16876 2009-03-03 Joseph Myers <joseph@codesourcery.com>
16878 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
16879 that fits within Pmode.
16881 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16883 PR middle-end/10109
16884 * tm.texi (LIBCALL_VALUE): Update description.
16886 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16888 PR middle-end/34443
16889 * doc/extend.texi (section): Update description.
16891 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
16893 PR middle-end/39345
16894 * tree-inline.c (remapped_type): New.
16895 (can_be_nonlocal): Call remapped_type instead of remap_type.
16897 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16900 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
16901 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
16903 2009-03-03 Richard Guenther <rguenther@suse.de>
16905 PR middle-end/39272
16906 * tree.c (tree_nonartificial_location): New function.
16907 * tree.h (tree_nonartificial_location): Declare.
16908 * builtins.c (expand_builtin_memory_chk): Provide location
16909 of the call location for artificial function pieces.
16910 (maybe_emit_chk_warning): Likewise.
16911 (maybe_emit_sprintf_chk_warning): Likewise.
16912 (maybe_emit_free_warning): Likewise.
16913 * expr.c (expand_expr_real_1): Likewise.
16915 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16917 PR tree-optimization/39343
16918 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
16919 COMPONENT_REF t has ARRAY_TYPE.
16921 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
16923 PR middle-end/39335
16924 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
16925 when the type precision of the induction variable should be
16926 larger than the type precision of nit.
16927 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
16928 * graphite.c (graphite_loop_normal_form): Same.
16929 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
16931 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16933 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
16934 (*call_1_rex64_ms_sysv): Use named constants instead of magic
16935 numbers to describe clobbered registers.
16936 (*call_value_0_rex64_ms_sysv): Ditto.
16937 * config/i386/mmx.md (mmx_emms): Ditto.
16938 (mmx_femms): Ditto.
16940 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
16942 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
16945 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16947 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
16948 (spu_section_type_flags): New function.
16950 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16952 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
16953 reg_class_contents of FLOAT_REGS into a temporary.
16955 2009-03-02 Richard Guenther <rguenther@suse.de>
16956 Ira Rosen <irar@il.ibm.com>
16958 PR tree-optimization/39318
16959 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
16960 information to the vectorized statement.
16962 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
16964 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
16965 variable. Use defined names instead of magic constants for REX SSE
16968 2009-03-01 Richard Guenther <rguenther@suse.de>
16970 PR tree-optimization/39331
16971 * omp-low.c (lower_send_shared_vars): Do not receive new
16972 values for the reference of DECL_BY_REFERENCE parms or results.
16974 2009-03-01 Jan Hubicka <jh@suse.cz>
16977 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
16978 BLOCK_NONLOCALIZED_VAR): New macros.
16979 (tree_block): Add nonlocalized_vars.
16980 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
16981 gen_decl_die): Add origin argument. Allow generation of die with
16982 origin at hand only.
16983 (gen_member_die, gen_type_die_with_usage, force_decl_die,
16984 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
16986 (gen_block_die): Fix checking for unused blocks.
16987 (process_scope_var): Break out from .... ; work with origins only.
16988 (decls_for_scope) ... here; process nonlocalized list.
16989 (dwarf2out_ignore_block): Look for nonlocalized vars.
16990 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
16992 (dump_scope_block): Dump them.
16993 * tree-inline.c (remap_decls): Handle nonlocalized vars.
16994 (remap_block): Likewise.
16995 (can_be_nonlocal): New predicate.
16996 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
16998 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17000 * configure: Regenerate.
17002 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17004 * optc-gen.awk: No need to duplicate option flags twice.
17005 Reuse help texts for duplicate options which do not have any.
17007 * gcc.c (display_help): Document --version.
17009 * gcc.c (main): If print_help_list and verbose_flag, ensure
17010 driver output comes before subprocess output.
17012 * optc-gen.awk: Assign all remaining fields to help string,
17013 space-separated, for multi-line help in *.opt.
17015 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
17016 -Wno-pedantic-ms-format is for MinGW targets only.
17018 * doc/options.texi (Option file format): Fix bad indentation,
17019 restoring dropped sentence.
17021 2009-02-28 Jan Hubicka <jh@suse.cz>
17023 * tree-inline.c (tree_function_versioning): Output debug info.
17025 2009-02-28 Jan Hubicka <jh@suse.cz>
17028 * tree-inline.c (setup_one_parameter): Do not copy propagate
17029 arguments when not optimizing.
17031 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
17034 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
17035 (avx_addsubv4df3): Likewise.
17036 (*avx_addsubv4sf3): Likewise.
17037 (sse3_addsubv4sf3): Likewise.
17038 (*avx_addsubv2df3): Likewise.
17039 (sse3_addsubv2df3): Likewise.
17040 (avx_unpckhps256): Correct item selectors.
17041 (avx_unpcklps256): Likewise.
17042 (avx_unpckhpd256): Likewise.
17043 (avx_unpcklpd256): Likewise.
17045 2009-02-28 Jan Hubicka <jh@suse.cz>
17047 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
17049 (copy_arguments_for_versioning): If var is declared don't declare it.
17050 (tree_function_versioning): First setup substitutions and then copy
17053 2009-02-27 Jan Hubicka <jh@suse.cz>
17056 * cgraph.h (varpool_output_debug_info): Remove.
17057 * cgraphunit.c (varpool_output_debug_info): Remove.
17058 * dwarf2out.c (deferred_locations_struct): New struct
17059 (deferred_locations): New type.
17060 (deferred_locations_list): New static var.
17061 (deffer_location): New function.
17062 (gen_variable_die): Use it.
17063 (decls_for_scope): Output info on local static vars.
17064 (dwarf2out_finish): Process deferred locations.
17065 * varpool.c (varpool_output_debug_info): Remove.
17067 2009-02-27 Jan Hubicka <jh@suse.cz>
17070 * tree.h (TREE_PROTECTED): Fix comment.
17071 (BLOCK_HANDLER_BLOCK): Remove.
17072 (struct tree_block): Remove handler_block add body_block.
17073 (inlined_function_outer_scope_p): New.
17074 (is_body_block): Remove.
17075 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
17076 * dwarf2out.c (is_inlined_entry_point): Remove.
17077 (add_high_low_attributes): Use inlined_function_outer_scope_p.
17078 (gen_block_die): Use is_inlined_entry_point check. Remove body block
17080 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
17081 * gimplify.c (gimplify_expr): Gimplify body blocks.
17082 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
17083 block with multiple subblocks.
17084 (dump_scope_block): Prettier output; dump more flags and info.
17085 (dump_scope_blocks): New.
17086 (remove_unused_locals): Use dump_scope_blocks.
17087 * tree-flow.h (dump_scope_blocks): Declare.
17088 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
17089 * stmt.c (is_body_block): Remove.
17090 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
17091 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
17093 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
17095 PR middle-end/39308
17096 * graphite.c (graphite_loop_normal_form): Do not call
17097 number_of_iterations_exit from a gcc_assert.
17099 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17101 * config/s390/s390.c (s390_swap_cmp): Look for conditional
17102 jumps if COND is NULL.
17103 (find_cond_jump): New function.
17104 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
17105 * config/s390/s390.md: Remove z10_cobra attribute value.
17107 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
17109 * config/alpha/alpha.h (alpha_expand_mov): Return false if
17110 force_const_mem returns NULL_RTX.
17112 2009-02-26 Jan Hubicka <jh@suse.cz>
17115 * cgraph.h (varpool_output_debug_info): Remove.
17116 * cgraphunit.c (varpool_output_debug_info): Remove.
17117 * dwarf2out.c (deferred_locations_struct): New struct
17118 (deferred_locations): New type.
17119 (deferred_locations_list): New static var.
17120 (deffer_location): New function.
17121 (gen_variable_die): Use it.
17122 (decls_for_scope): Output info on local static vars.
17123 (dwarf2out_finish): Process deferred locations.
17124 * varpool.c (varpool_output_debug_info): Remove.
17126 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
17128 PR rtl-optimization/39241
17129 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
17130 to subreg_offset_representable_p.
17132 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17134 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
17135 execute function prototype. Get f and nregs from max_reg_num
17136 and get_insns. Remove the first backward pass as it's dead,
17137 guard the forward pass by flag_expensive_optimizations.
17138 (rest_of_handle_regmove): Delete.
17139 (pass_regmove): Replace it with regmove_optimize.
17141 2009-02-25 Martin Jambor <mjambor@suse.cz>
17143 PR tree-optimization/39259
17144 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
17145 calls_alloca function flags.
17146 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
17147 calls are detected.
17149 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17151 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
17152 flags_set_1_rtx, flags_set_1_set): Delete.
17153 (regmove_optimize): Do not call mark_flags_life_zones.
17155 2009-02-24 Julian Brown <julian@codesourcery.com>
17158 * config/arm/arm.c (require_pic_register): Only set
17159 cfun->machine->pic_reg once per function.
17161 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
17163 * doc/invoke.texi (Link Options): Document an easier way to pass
17164 options that take arguments to the GNU linker using -Xlinker and -Wl.
17166 2009-02-24 Steve Ellcey <sje@cup.hp.com>
17169 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
17171 2009-02-24 Richard Guenther <rguenther@suse.de>
17174 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
17176 2009-02-24 Richard Guenther <rguenther@suse.de>
17177 Zdenek Dvorak <ook@ucw.cz>
17179 PR tree-optimization/39233
17180 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
17181 from converting them to a generic type.
17183 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
17185 PR tree-optimization/39260
17186 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
17187 contains a condition with a real type.
17188 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
17190 2009-02-23 Jason Merrill <jason@redhat.com>
17193 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
17194 narrowing_initializer_constant_valid_p.
17195 (narrowing_initializer_constant_valid_p): Don't return
17196 null_pointer_node for adding a pointer to itself.
17198 2009-02-23 Jan Hubicka <jh@suse.cz>
17201 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
17204 2009-02-23 Jan Hubicka <jh@suse.cz>
17206 PR tree-optimization/37709
17207 * tree.c (block_ultimate_origin): Move here from dwarf2out.
17208 * tree.h (block_ultimate_origin): Declare.
17209 * dwarf2out.c (block_ultimate_origin): Move to tree.c
17210 * tree-ssa-live.c (remove_unused_scope_block_p):
17211 Eliminate blocks containig no instructions nor live variables nor
17213 (dump_scope_block): New function.
17214 (remove_unused_locals): Enable removal of dead blocks by default;
17215 enable dumping at TDF_DETAILS.
17217 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17219 * config/i386/i386.c (classify_argument): Don't allow COImode
17221 (function_arg_advance_32): Don't allow OImode.
17222 (function_arg_32): Likewise.
17223 (function_value_32): Likewise.
17224 (return_in_memory_32): Likewise.
17225 (function_arg_64): Remove OImode comment.
17227 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17230 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
17231 ix86_expand_vector_set for V4DImode in 64bit mode only.
17232 (ix86_expand_vector_init_one_var): Likewise.
17234 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
17236 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
17238 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17241 * loop-iv.c: Revert last change.
17242 * emit-rtl.c: Likewise.
17244 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17247 * config/i386/i386.c (type_natural_mode): Remove an extra
17248 space in the warning message.
17249 (function_value_32): Handle 32-byte vector modes.
17250 (return_in_memory_32): Likewise.
17252 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17254 * loop-iv.c (truncate_value): New function.
17255 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
17257 (lowpart_subreg): Move to...
17258 * emit-rtl.c: ...here.
17260 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
17262 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
17263 accidental and undocumented change at revision 140860.
17265 2009-02-21 Joseph Myers <joseph@codesourcery.com>
17267 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
17268 take gimple_seq * arguments.
17269 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
17270 types_compatible_p langhook.
17272 2009-02-20 Mark Mitchell <mark@codesourcery.com>
17273 Joseph Myers <joseph@codesourcery.com>
17275 * config/arm/arm.c (arm_builtin_va_list): New function.
17276 (arm_expand_builtin_va_start): Likewise.
17277 (arm_gimplify_va_arg_expr): Likewise.
17278 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
17279 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
17280 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
17281 (va_list_type): New variable.
17282 (arm_mangle_type): Mangle va_list_type appropriately.
17284 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17286 PR middle-end/39157
17287 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
17288 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
17289 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
17290 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
17291 parameter to 1000 for -O1 by default.
17292 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
17294 * loop-invariant.c: Include params.h.
17295 (move_loop_invariants): Don't call move_single_loop_invariants on
17298 2009-02-20 Jaka Mocnik <jaka@xlab.si>
17300 * calls.c (emit_library_call_value_1): Use slot_offset instead of
17301 offset when calculating bounds for indexing stack_usage_map. Fixes
17302 a buffer overflow with certain target setups.
17304 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17307 * calls.c (expand_call): Clear try_tail_call if caller and callee
17308 disagree in promotion of function return value.
17310 2009-02-19 Jakub Jelinek <jakub@redhat.com>
17313 * c-common.c (c_determine_visibility): If visibility changed and
17314 DECL_RTL has been already set, call make_decl_rtl to update symbol
17317 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
17320 * varasm.c (assemble_variable): Don't check DECL_NAME when
17321 globalizing a variable.
17323 2009-02-19 Joseph Myers <joseph@codesourcery.com>
17326 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
17327 expression before any __builtin_trap call.
17328 * c-typeck.c (build_function_call): Convert and check function
17329 arguments before generating a call to a trap. Evaluate the
17330 function arguments before the trap.
17332 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
17335 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
17336 (UNSPEC_FXAM_MEM): New unspec.
17337 (fxam<mode>2_i387_with_temp): New insn and split pattern.
17338 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
17339 memory using fxam<mode>2_i387_with_temp to remove excess precision.
17341 2009-02-19 Richard Guenther <rguenther@suse.de>
17343 PR tree-optimization/39207
17344 PR tree-optimization/39074
17345 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
17346 storedanything_tree): New.
17347 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
17348 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
17349 (build_succ_graph): Add edges from STOREDANYTHING to all
17351 (init_base_vars): Initialize STOREDANYTHING.
17352 (compute_points_to_sets): Free substitution info after
17353 building the succ graph.
17354 (ipa_pta_execute): Likewise.
17356 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
17358 (do_ds_constraint): Do not add to special var or non-pointer
17360 (type_could_have_pointers): Split out from ...
17361 (could_have_pointers): ... here. For arrays use the element type.
17362 (create_variable_info_for): Initialize may_have_pointers.
17363 (new_var_info): Likewise.
17364 (handle_lhs_call): Make the HEAP variable unknown-sized.
17365 (intra_create_variable_infos): Use a type with pointers for
17366 PARM_NOALIAS, make it unknown-sized.
17368 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
17371 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
17373 2009-02-18 Jason Merrill <jason@redhat.com>
17376 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
17377 value if DECL_EXTERNAL.
17378 * tree-sra.c (sra_walk_gimple_assign): Likewise.
17379 * target.h (gcc_target::binds_local_p): Clarify "module".
17380 * tree.h (TREE_PUBLIC): Clarify "module".
17382 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
17385 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
17386 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
17388 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
17391 * c.opt (Wabi): Support C and ObjC.
17394 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
17396 * config/i386/i386.c (classify_argument): Warn once about the ABI
17397 change when passing union with long double.
17399 * doc/invoke.texi: Update -Wabi for warning psABI changes.
17401 2009-02-18 Joseph Myers <joseph@codesourcery.com>
17404 * c-parser.c (c_parser_compound_statement): Always enter and leave
17407 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17410 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
17412 2009-02-18 Jakub Jelinek <jakub@redhat.com>
17414 PR tree-optimization/36922
17415 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
17416 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
17419 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17421 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
17424 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17426 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
17428 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17430 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
17433 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
17434 Richard Sandiford <rdsandiford@googlemail.com>
17436 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
17437 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
17438 (loongson_biadd): ...this.
17440 2009-02-17 Richard Guenther <rguenther@suse.de>
17442 PR tree-optimization/39202
17443 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
17444 a var make sure to follow existing collapses.
17446 2009-02-17 Richard Guenther <rguenther@suse.de>
17448 PR middle-end/39214
17449 * langhooks.c (lhd_print_error_function): Check for NULL block.
17451 2009-02-17 Richard Guenther <rguenther@suse.de>
17453 PR tree-optimization/39204
17454 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
17457 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
17459 * config/soft-fp/double.h: Update from glibc CVS.
17461 2009-02-17 Richard Guenther <rguenther@suse.de>
17463 PR tree-optimization/39207
17464 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
17465 strict-aliasing warnings for pointers pointing to NULL.
17467 2009-02-16 Joseph Myers <joseph@codesourcery.com>
17470 * c-parser.c (c_parser_braced_init): Call pop_init_level when
17471 skipping until next close brace.
17473 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
17476 * config/i386/i386.c (ix86_expand_push): Set memory alignment
17477 to function argument boundary.
17479 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17481 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
17482 in the lea_add. Reload eventually constraints it properly.
17483 * config/picochip/constraints.md: Remove the target constraint
17484 "b", since it is not needed anymore.
17486 2009-02-16 Jakub Jelinek <jakub@redhat.com>
17488 * gthr-dce.h: Uglify function parameter and local variable names.
17489 * gthr-gnat.h: Likewise.
17490 * gthr-mipssde.h: Likewise.
17491 * gthr-nks.h: Likewise.
17492 * gthr-posix95.h: Likewise.
17493 * gthr-posix.h: Likewise.
17494 * gthr-rtems.h: Likewise.
17495 * gthr-single.h: Likewise.
17496 * gthr-solaris.h: Likewise.
17497 * gthr-tpf.h: Likewise.
17498 * gthr-vxworks.h: Likewise.
17499 * gthr-win32.h: Likewise.
17501 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
17504 * config/i386/i386.md: Restrict the new peephole2 to move
17505 between MMX/SSE registers.
17507 2009-02-15 Richard Guenther <rguenther@suse.de>
17510 2009-02-13 Richard Guenther <rguenther@suse.de>
17512 * configure.ac: Enable LFS.
17513 * configure: Re-generate.
17514 * config.in: Likewise.
17516 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17518 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
17519 spu_srqwbyte, spu_srqwbytebc): Define.
17520 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
17521 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
17522 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
17523 "shrqby_<mode>"): New insn-and-split patterns.
17524 * config/spu/spu.c (expand_builtin_args): Determine and return
17525 number of operands using spu_builtin_description data.
17526 (spu_expand_builtin_1): Use it.
17528 2009-02-13 Steve Ellcey <sje@cup.hp.com>
17531 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
17534 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17537 * config/i386/i386.c (override_options): Correct warning
17538 messages for -malign-loops, -malign-jumps and -malign-functions.
17540 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17543 * config/i386/i386.md: Restrict the new peephole2 to move
17544 between the general purpose registers.
17546 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17549 * config/i386/i386.c (type_natural_mode): Add a new argument.
17550 Return the original mode and warn ABI change if vector size is 32byte.
17551 (function_arg_advance): Updated.
17552 (function_arg): Likewise.
17553 (ix86_function_value): Likewise.
17554 (ix86_return_in_memory): Likewise.
17555 (ix86_sol10_return_in_memory): Likewise.
17556 (ix86_gimplify_va_arg): Likewise.
17557 (function_arg_32): Don't warn ABX ABI change here.
17558 (function_arg_64): Likewise.
17560 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
17562 * loop-iv.c (implies_p): In the final case, test that operands 0
17563 of the two comparisons match.
17565 * config/bfin/bfin.c (find_prev_insn_start): New function.
17566 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
17567 (find_next_insn_start): Move.
17569 2009-02-13 Richard Guenther <rguenther@suse.de>
17571 * configure.ac: Enable LFS.
17572 * configure: Re-generate.
17573 * config.in: Likewise.
17575 2009-02-13 Joseph Myers <joseph@codesourcery.com>
17578 * c-parser.c (c_parser_parms_list_declarator): Discard pending
17579 sizes on syntax error after some arguments have been parsed.
17581 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17583 * doc/invoke.texi (-fira): Remove.
17585 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17587 * caller-save.c: Replace regclass.c with reginfo.c in comments.
17588 * recog.c: Likewise.
17591 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
17593 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
17594 (umul_ppmm): Likewise.
17595 (count_leading_zeros): Likewise.
17596 (count_trailing_zeros): Likewise.
17597 (UMUL_TIME): Likewise.
17599 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17601 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
17602 soft-fp/t-softfp to tmake_file.
17604 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
17605 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
17606 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
17607 IA64_BUILTIN_INFQ]: New.
17608 (ia64_init_builtins): Initialize __builtin_infq,
17609 __builtin_fabsq and __builtin_copysignq if not HPUX.
17610 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
17611 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
17613 * config/ia64/lib1funcs.asm (__divtf3): Define only if
17615 (__fixtfti): Likewise.
17616 (__fixunstfti): Likewise.
17617 (__floattitf): Likewise.
17619 * config/ia64/libgcc-glibc.ver: New.
17620 * config/ia64/t-fprules-softfp: Likewise.
17621 * config/ia64/sfp-machine.h: Likewise.
17623 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
17624 (LIBGCC2_TF_CEXT): Likewise.
17625 (TF_SIZE): Likewise.
17626 (TARGET_INIT_LIBFUNCS): Likewise.
17628 * config/ia64/t-glibc (SHLINB_MAPFILES):
17629 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
17631 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17633 * config/i386/i386.c (construct_container): Rewrite processing
17634 BLKmode with X86_64_SSE_CLASS.
17636 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
17639 * config/i386/i386.md: Replace simplify_replace_rtx with
17640 replace_rtx in the new peephole2.
17642 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
17644 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
17645 loop unrolling do not happen at -O2.
17647 2009-02-12 Michael Matz <matz@suse.de>
17649 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
17651 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17653 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
17656 2009-02-12 Ben Elliston <bje@au.ibm.com>
17658 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
17659 patterns when updating the back chain. Missed in the 2009-02-10
17662 2009-02-11 Janis Johnson <janis187@us.ibm.com>
17664 * doc/extend.texi (Decimal Floating Types): Update identifier of
17665 draft TR and list of missing support.
17667 2009-02-11 Jakub Jelinek <jakub@redhat.com>
17669 PR middle-end/39154
17670 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
17671 bit to variable length decl's flags, add it also to its
17672 pointer replacement variable.
17674 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
17675 Jakub Jelinek <jakub@redhat.com>
17678 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
17679 (memory_blockage): New expander.
17680 (*memory_blockage): New insn pattern.
17681 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
17682 instead of general blockage at the end of function prologue when
17683 frame pointer is used to access red zone area. Do not emit blockage
17684 when profiling, it is emitted in generic code.
17685 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
17686 function epilogue when frame pointer is used to access red zone area.
17688 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
17691 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
17692 by arithmetic with memory operands.
17693 * config/i386/predicates.md (commutative_operator): New.
17695 2009-02-10 Janis Johnson <janis187@us.ibm.com>
17697 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
17700 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
17702 * alias.h (record_alias_subset): Declare.
17703 * alias.c (record_alias_subset): Make global.
17705 2009-02-10 Nick Clifton <nickc@redhat.com>
17707 * tree-parloops.c: Change license to GPLv3.
17708 * ipa-struct-reorg.c: Change license to GPLv3.
17709 * ipa-struct-reorg.h: Change license to GPLv3.
17711 2009-02-10 Steve Ellcey <sje@cup.hp.com>
17714 * c-decl.c (start_struct): Return NULL on error.
17716 2009-02-10 Jakub Jelinek <jakub@redhat.com>
17718 PR middle-end/39124
17719 * cfgloopmanip.c (remove_path): Call remove_bbs after
17720 cancel_loop_tree, not before it.
17723 * function.h (struct function): Add has_local_explicit_reg_vars bit.
17724 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
17725 VAR_DECLs were seen.
17726 * tree-ssa-live.c (remove_unused_locals): Recompute
17727 cfun->has_local_explicit_reg_vars.
17728 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
17729 copies or clearings if cfun->has_local_explicit_reg_vars.
17731 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
17734 * config/i386/i386.c (expand_prologue): Emit blockage at the end
17735 of function prologue when frame pointer is used to access
17738 2009-02-10 Richard Guenther <rguenther@suse.de>
17740 PR middle-end/39127
17741 * gimplify.c (gimple_regimplify_operands): Always look if
17742 we need to create a temporary.
17744 2009-02-10 Richard Guenther <rguenther@suse.de>
17746 PR tree-optimization/39132
17747 * tree-loop-distribution.c (todo): New global var.
17748 (generate_memset_zero): Trigger TODO_rebuild_alias.
17749 (tree_loop_distribution): Return todo.
17751 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
17754 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
17755 (x86_64_reg_class_name): Removed.
17756 (classify_argument): Return 0 if bytes > 32. Return 0 if the
17757 first one isn't X86_64_SSE_CLASS or any other ones aren't
17758 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
17759 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
17760 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
17761 and 3 X86_64_SSEUP_CLASS.
17762 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
17763 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
17765 2009-02-10 Ben Elliston <bje@au.ibm.com>
17767 * config/rs6000/rs6000.md (allocate_stack): Always use an update
17768 form instruction to update the stack back chain word, even if the
17769 user has disabled the generation of update instructions.
17770 (movdi_<mode>_update_stack): New.
17771 (movsi_update_stack): Likewise.
17772 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
17773 always use an update form instruction to update the stack back
17776 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
17778 PR middle-end/38953
17779 * graphite.c (if_region_set_false_region): After moving a region in
17780 the false branch of a condition, remove the empty dummy basic block.
17781 (gloog): Remove wrong fix for PR38953.
17783 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17785 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
17786 generation due to implicit sign extension.
17788 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
17790 PR middle-end/38981
17791 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
17792 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
17794 2009-02-09 Richard Guenther <rguenther@suse.de>
17796 PR middle-end/35202
17797 * convert.c (convert_to_real): Disable (float)fn((double)x)
17798 to fnf(x) conversion if errno differences may occur and
17799 -fmath-errno is set.
17801 2009-02-07 Anatoly Sokolov <aesok@post.ru>
17803 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
17804 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17805 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17807 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17810 * c-common.c (handle_alias_attribute): Disallow attribute for
17811 anything not a FUNCTION_DECL or VAR_DECL.
17813 2009-02-06 Janis Johnson <janis187@us.ibm.com>
17816 * real.c (do_compare): Special-case compare of zero against
17817 decimal float value.
17819 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17822 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
17823 as indicating flexible array members unless the field itself is
17824 being declarared as the incomplete array.
17826 2009-02-06 Jan Hubicka <jh@suse.cz>
17828 PR tree-optimization/38844
17829 * ipa-inline.c (try_inline): Stop inlining recursion when edge
17830 is already inlined.
17832 2009-02-06 Richard Guenther <rguenther@suse.de>
17834 PR middle-end/38977
17835 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
17836 fork because we may expand it as __gcov_fork.
17838 2009-02-06 Nick Clifton <nickc@redhat.com>
17840 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
17842 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
17844 PR tree-optimization/35659
17845 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
17846 vn_phi_eq): Shortcut if hashcode does not match.
17847 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
17849 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
17850 and avoid iterative_hash_expr.
17851 (FOR_EACH_VALUE_ID_IN_SET): New.
17852 (value_id_compare): Remove.
17853 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
17854 sort expressions by value id.
17856 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
17859 * config/sh/predicates.md (general_movsrc_operand): Don't check
17860 the subreg of system registers here.
17862 2009-02-05 Jakub Jelinek <jakub@redhat.com>
17865 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
17866 on the copied decl.
17868 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
17870 PR rtl-optimization/39110
17871 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
17872 addresses, not aligned ones.
17874 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
17875 Richard Guenther <rguenther@suse.de>
17877 PR tree-optimization/39100
17878 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
17879 comment says and add edges.
17881 2009-02-05 Joseph Myers <joseph@codesourcery.com>
17884 * c-common.c (handle_tls_model_attribute): Ignore attribute for
17885 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
17887 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
17889 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
17890 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
17891 register_bb_in_sese, new_sese, free_sese): Moved.
17892 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
17893 outermost_loop_in_scop, build_scop_iteration_domain,
17894 expand_scalar_variables_ssa_name, get_vdef_before_scop,
17895 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
17896 Use loop_in_sese_p instead of loop_in_scop_p.
17897 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
17898 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
17899 (scopdet_basic_block_info): Fix bug in scop detection.
17900 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
17901 eq_loop_to_cloog_loop): Remove.
17902 (nb_loops_around_loop_in_scop, nb_loop
17903 ref_nb_loops): Moved here...
17904 * graphite.h (ref_nb_loops): ... from here.
17905 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
17906 (loop_domain_dim, loop_iteration_vector_dim): Remove.
17907 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
17908 * testsuite/gcc.dg/graphite/scop-19.c: New
17910 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
17911 Hans-Peter Nilsson <hp@axis.com>
17913 PR rtl-optimization/37889
17914 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
17915 Move offset handling from PLUS to before the switch. Use new
17916 arguments when considering SYMBOL_REFs too.
17917 (rtx_addr_can_trap_p): Pass dummy offset and size.
17918 (enum may_trap_p_flags): Remove.
17919 (may_trap_p_1): Pass size from MEM_SIZE.
17921 PR rtl-optimization/38921
17922 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
17923 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
17924 * rtlanal.c (may_trap_after_code_motion_p): Delete.
17925 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
17927 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
17929 AVX Programming Reference (January, 2009)
17930 * config/i386/sse.md (*vpclmulqdq): New.
17932 2009-02-04 Jakub Jelinek <jakub@redhat.com>
17934 PR tree-optimization/38977
17935 PR gcov-profile/38292
17936 * calls.c (special_function_p): Disregard __builtin_ prefix.
17938 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
17940 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
17941 non-indexable addresses even before reload.
17943 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17946 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
17947 as having variable size. Do not give an error for unnamed
17948 parameters with [*] declarators. Give a warning for type names
17949 with [*] declarators and mark them as variable size.
17950 * c-parser.c (c_parser_sizeof_expression): Do not give an error
17951 for sizeof applied to [*] type names.
17953 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17956 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
17958 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17960 * gcc.c (process_command): Update copyright notice dates.
17961 * gcov.c (print_version): Likewise.
17962 * gcov-dump.c (print_version): Likewise.
17963 * mips-tfile.c (main): Likewise.
17964 * mips-tdump.c (main): Likewise.
17966 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17969 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
17970 for composite type involving a zero-length array type.
17972 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17975 * function.c (match_asm_constraints_1): Skip over
17976 initial optional % in the constraint.
17978 PR inline-asm/39059
17979 * c-parser.c (c_parser_postfix_expression): If fixed point is not
17980 supported, don't accept FIXED_CSTs.
17981 * c-decl.c (finish_declspecs): Error if fixed point is not supported
17982 and _Sat is used without _Fract/_Accum. Set specs->type to
17983 integer_type_node for cts_fract/cts_accum if fixed point is not
17986 2009-02-02 Catherine Moore <clm@codesourcery.com>
17988 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
17990 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
17992 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
17993 (ABI_HAS_64BIT_SYMBOLS): Use it.
17994 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
17996 2009-02-02 Paul Brook <paul@codesourcery.com>
17998 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
18000 2009-02-02 Jakub Jelinek <jakub@redhat.com>
18002 PR inline-asm/39058
18003 * recog.h (asm_operand_ok): Add constraints argument.
18004 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
18005 recurse on matching constraint.
18006 (check_asm_operands): Pass constraints as 3rd argument to
18007 asm_operand_ok. Don't look up matching constraint here.
18008 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
18011 2009-02-02 Ben Elliston <bje@au.ibm.com>
18013 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
18014 TARGET_NARROW_VOLATILE_BITFIELD macro names.
18016 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18018 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
18019 information. Remove some obsolete information. Reorganize.
18021 * config/pa/fptr.c: Revert license to GPL 2.
18022 * config/pa/milli64.S: Likewise.
18024 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
18027 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
18028 LIBRARY name in, instead of hard-coding it.
18029 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
18030 extra target make frag to tmake_files according to EH model.
18031 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
18032 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
18033 frags that define makefile variable EH_MODEL appropriately.
18034 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
18035 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
18036 to "-sjlj" according to type of EH configured.
18037 (LIBGCC_SONAME): Concatenate it to shared library base name.
18038 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
18039 to "_sjlj" according to type of EH configured.
18040 (LIBGCC_SONAME): Concatenate it to shared library base name.
18041 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
18042 (SHLIB_LINK): Add missing semicolon to if-else construct.
18043 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
18044 string value of "pe_dll" command-line option.
18045 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
18046 (SHLIB_SONAME): Use it when overriding t-cygming default.
18047 (SHLIB_IMPLIB): Override t-cygming default.
18048 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
18049 string value of "pe_dll" command-line option.
18051 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
18054 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
18055 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
18057 2009-01-31 Richard Guenther <rguenther@suse.de>
18059 PR tree-optimization/38937
18060 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
18061 computing the transitive closure.
18063 2009-01-30 Richard Guenther <rguenther@suse.de>
18065 PR tree-optimization/39041
18066 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
18067 Propagate variable indices only if the types match for this stmt.
18069 2009-01-30 Jakub Jelinek <jakub@redhat.com>
18072 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
18073 inline but never defined.
18075 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
18077 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
18078 (*insv_h_di_reg_extimm): New insn.
18079 (*insv_l<mode>_reg_extimm): New insn.
18081 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
18083 * config/picochip/picochip.c (flag_conserve_stack): set
18084 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
18085 fconserve-stack. Reduce call-overhead used by inliner.
18087 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
18090 * common.opt (flag_conserve_stack): Initialised to zero.
18092 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
18095 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
18096 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
18099 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
18101 * ira-color.c (allocno_reload_assign): Update comments.
18102 * regmove.c (regmove_optimize): Likewise.
18106 2009-01-29 Robert Millan <rmh@aybabtu.com>
18108 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
18109 * config/i386/kopensolaris-gnu.h: New file. Undefine
18110 `MD_UNWIND_SUPPORT'.
18111 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
18113 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
18115 PR tree-optimization/39007
18116 * tree-loop-distribution.c (generate_builtin): Use
18117 recompute_dominator to compute the immediate dominator of the
18118 basic block just after the loop.
18120 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18122 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
18123 (ASM_OUTPUT_DWARF_PCREL): Define.
18125 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
18127 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
18128 * doc/passes.texi: Remove entries about regclass, local-alloc, and
18129 global. Modify entries about regmove and IRA.
18131 * ra-conflict.c: Remove the file.
18133 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
18135 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
18136 (pass_regclass_init): Rename to pass_reginfo_init.
18138 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
18140 * toplev.h (flag_ira): Remove.
18142 * caller-save.c (setup_save_areas): Remove flag_ira.
18144 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
18146 * global.c: Remove the file.
18148 * opts.c (decode_options): Remove flag_ira.
18150 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
18152 * regmove.c: Modify file description.
18153 (find_use_as_address, try_auto_increment): Define them only if
18154 AUTO_INC_DEC is defined.
18155 (replacement_quality, replace_in_call_usage, fixup_match_1,
18156 stable_and_no_regs_but_for_p): Remove.
18157 (reg_set_in_bb): Make it static.
18158 (regmove_optimize): Remove flag_ira and code which worked for
18161 * local-alloc.c: Remove the file.
18163 * common.opt (fira): Remove.
18165 * ira.c: Include except.h.
18166 (eliminable_regset): Move from global.c.
18167 (mark_elimination): Ditto. Remove flag_ira.
18168 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
18169 equiv_mem_modified, validate_equiv_mem_from_store,
18170 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
18171 contains_replace_regs, memref_referenced_p, memref_used_between_p,
18172 no_equiv, recorded_label_ref): Move from local-alloc.c.
18173 (update_equiv_regs): Ditto. Make it static.
18174 (print_insn_chain, print_insn_chains): Move it from global.c.
18175 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
18176 (build_insn_chain): Ditto. Make it static.
18177 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
18178 Rename to init_live_subregs.
18179 (gate_ira): Remove flag_ira.
18181 * regclass.c: Rename reginfo.c. Change file description.
18182 (FORBIDDEN_INC_DEC_CLASSES): Remove.
18183 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
18184 (init_reg_sets_1): Remove code for evaluation of
18185 reg_class_superclasses and losing_caller_save_reg_set.
18186 (init_regs): Remove init_reg_autoinc.
18187 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
18188 ok_for_base_p_nonstrict): Remove.
18189 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
18190 (pass_regclass_init): Rename to pass_reginfo_init. Modify
18191 corresponding entries.
18192 (dump_regclass, record_operand_costs, scan_one_insn,
18193 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
18194 record_address_regs, auto_inc_dec_reg_p): Remove.
18195 (gt-regclass.h): Rename to gt-reginfo.h.
18197 * rtl.h (dump_global_regs, retry_global_alloc,
18198 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
18200 * Makefile.in (RA_H): Remove.
18201 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
18202 Rename regclass.o to reginfo.o.
18203 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
18205 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
18206 (GTFILES): Rename regclass.c to reginfo.c.
18208 * passes.c (init_optimization_passes): Remove pass_local_alloc and
18209 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
18211 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18212 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
18214 (finish_spills): Ditto. Remove code for !flag_ira.
18216 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
18218 PR middle-end/35854
18219 * doc/invoke.texi (rtl debug options): Complete rewrite.
18220 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
18222 * mode-switching.c (pass_mode_switching): Rename pass from
18223 "mode-sw" to "mode_sw".
18224 * except.c (pass_convert_to_eh_ranges): Rename pass from
18225 "eh-ranges" to "eh_ranges".
18226 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
18230 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
18231 Alexander Monakov <amonakov@ispras.ru>
18233 PR middle-end/38857
18234 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
18236 (move_exprs_to_boundary): Change return type and pass through
18237 should_move from move_op. Relax assert. Update usage ...
18238 (schedule_expr_on_boundary): ... here. Use should_move instead of
18240 (move_op_orig_expr_found): Indicate that insn was disconnected from
18242 (code_motion_process_successors): Do not call after_merge_succs
18243 callback if original expression was not found when traversing any of
18245 (code_motion_path_driver): Change return type. Update prototype.
18246 (move_op): Update comment. Add a new parameter (should_move). Update
18247 prototype. Set *should_move based on indication provided by
18248 move_op_orig_expr_found.
18250 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
18252 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
18253 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
18254 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
18255 * config/rs6000/rs6000.c (rs6000_override_options): Default
18256 avoid-indexed-addresses on for Power6, off for everything else.
18257 (avoiding_indexed_address_p): New function.
18258 (rs6000_legitimize_address): Use it.
18259 (rs6000_legitimate_address): Likewise.
18260 * config/rs6000/rs6000.md (movXX_updateX): Likewise
18262 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
18264 PR tree-optimization/38997
18265 * tree-loop-distribution.c (generate_memset_zero): Use
18266 POINTER_PLUS_EXPR for a pointer addition.
18268 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
18270 * config/s390/s390.md (bswap<mode>2): New pattern added.
18272 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18274 * config/s390/s390.md (*tls_load_31): Added type attribute.
18276 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18278 * config/s390/s390.md: Fix a few comments.
18280 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18282 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
18283 (*tm<mode>_full): Fixed z10prop attribute.
18284 (*tst<mode>_extimm): Fixed z10prop attribute.
18285 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
18286 (*tstqiCCT_cconly): Fixed z10prop attribute.
18287 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
18288 (*movsi_larl): Fixed z10prop attribute.
18289 (*movsi_zarch): Fixed z10prop attribute.
18290 (*movsi_eas): Fixed z10prop attribute.
18291 (*movhi): Fixed z10prop attribute.
18292 (*movqi): Fixed z10prop attribute.
18293 (*movstrictqi): Fixed z10prop attribute.
18294 (*mov<mode>): Fixed z10prop attribute.
18295 (*movcc): Fixed z10prop attribute.
18296 (*sethighpartdi_64): Fixed z10prop attribute.
18297 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
18298 (*negdi2_sign_cc): Fixed z10prop attribute.
18299 (*negdi2_sign): Fixed z10prop attribute.
18300 (*absdi2_sign_cc): Fixed z10prop attribute.
18301 (*absdi2_sign): Fixed z10prop attribute.
18302 (*negabsdi2_sign_cc): Fixed z10prop attribute.
18303 (*negabsdi2_sign): Fixed z10prop attribute.
18304 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
18305 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
18306 (doloop_si64): Fixed z10prop attribute.
18307 (doloop_si31): Fixed z10prop attribute.
18308 (doloop_long): Fixed z10prop attribute.
18309 (indirect_jump): Fixed z10prop attribute.
18310 (nop): Fixed z10prop attribute.
18311 (main_base_64): Fixed z10prop attribute.
18312 (reload_base_64): Fixed z10prop attribute.
18314 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18316 PR rtl-optimization/38740
18317 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
18319 * config/mips/mips.c (mips_reorg): Likewise.
18321 2009-01-28 Richard Guenther <rguenther@suse.de>
18323 PR tree-optimization/38926
18324 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
18325 with the correct value id to a value.
18326 (do_regular_insertion): Use the value number of edoubleprime
18327 for the value number of the expr.
18330 2008-08-21 Richard Guenther <rguenther@suse.de>
18332 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
18333 a PHI ask VN if it is already available.
18334 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
18335 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
18337 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18339 PR middle-end/38934
18340 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
18341 set to varying whenever max has TREE_OVERFLOW set, similarly
18342 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
18344 2009-01-28 Richard Guenther <rguenther@suse.de>
18346 PR middle-end/38908
18347 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
18348 uninitialized aggregate uses in call arguments.
18350 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
18352 PR tree-optimization/38984
18353 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
18354 the nothing_id variable if -fno-delete-null-pointer-checks.
18356 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
18359 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
18360 (set_got_offset_rex64): Ditto.
18362 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
18365 * doc/extend.texi: Improve local variable with asm reg.
18367 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
18369 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
18370 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
18371 was not supplied then set warn_packed_bitfield_compat to the
18372 default value of 1.
18373 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
18376 2009-01-27 Richard Guenther <rguenther@suse.de>
18378 PR tree-optimization/38503
18379 * cfgexpand.c (expand_gimple_basic_block): Ignore
18380 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
18381 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
18382 variables that cannot have TBAA applied.
18383 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
18386 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
18388 PR middle-end/38969
18389 * calls.c (initialize_argument_information): Do not wrap complex
18390 arguments in SAVE_EXPR.
18392 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
18394 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
18395 (INSTALL_LIBGCC): Revert typo commit.
18397 2009-01-26 Richard Guenther <rguenther@suse.de>
18399 PR tree-optimization/38745
18400 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
18401 from special handling.
18403 2009-01-26 Richard Guenther <rguenther@suse.de>
18405 PR tree-optimization/38745
18406 * tree-ssa.c (execute_update_addresses_taken): Do not include
18407 variables that cannot possibly be a register in not_reg_needs.
18408 Do not clear TREE_ADDRESSABLE on vars that may not become
18410 * tree-ssa.c (update_alias_info_1): Include those in the set
18411 of addressable vars.
18413 2009-01-26 Richard Guenther <rguenther@suse.de>
18415 PR middle-end/38851
18416 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
18417 * tree-ssa-dse.c: Include langhooks.h
18418 (execute_simple_dse): Remove stores with zero size.
18420 2009-01-24 Jakub Jelinek <jakub@redhat.com>
18423 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
18426 2009-01-24 Julian Brown <julian@codesourcery.com>
18428 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
18429 config/arm/linux-atomic.c.
18430 * config/arm/linux-atomic.c: New.
18432 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
18434 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
18435 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
18436 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
18438 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
18441 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
18444 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
18446 PR tree-optimization/38953
18447 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
18448 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
18449 (gloog): Split the exit of the scop when the scop exit is a loop exit.
18450 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
18453 2009-01-24 Paul Brook <paul@codesourcery.com>
18455 * config/arm/neon.md (neon_type): Move to arm.md.
18456 (neon_mov<VSTRUCT>): Add neon_type attribute.
18457 * config/arm/arm.md (neon_type): Move to here.
18458 (conds): Add "unconditioal" and use as default for NEON insns.
18460 2009-01-24 Ben Elliston <bje@au.ibm.com>
18462 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
18463 void *' warning from -Wc++-compat.
18464 * Makefile.in (dominance.o-warn): Remove.
18466 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
18468 PR tree-optimization/38932
18469 * fold-const.c (fold_unary_ignore_overflow): New.
18470 * tree.h (fold_unary_ignore_overflow): Declare.
18471 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
18472 * tree-ssa-sccvn.c (visit_reference_op_load,
18473 simplify_unary_expression): Likewise.
18475 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
18477 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
18478 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
18479 regardless of their type.
18480 * c-common.c (handle_packed_attribute): Don't ignore packed on
18482 * c.opt (Wpacked-bitfield-compat): New warning option.
18483 * stor-layout.c (place_field): Warn if offset of a field changed.
18484 * doc/extend.texi (packed): Mention the ABI change.
18485 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
18486 (Warning Options): Add it to the list.
18488 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
18490 * c-opts.c (c_common_post_options): Fix a typo in comments.
18492 2009-01-22 Steve Ellcey <sje@cup.hp.com>
18494 PR middle-end/38615
18495 * gimplify.c (gimplify_init_constructor): Fix promotion of const
18496 variables to static.
18497 * doc/invoke.texi (-fmerge-all-constants): Update description.
18499 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
18502 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
18503 (*movdi_1_rex64): Use type "mmx" for alternative 5.
18505 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
18507 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
18509 (LOCAL_ALIGNMENT): Similarly.
18511 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18512 Joseph Myers <joseph@codesourcery.com>
18514 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
18515 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
18516 * config/arm/arm-tune.md: Regenerate.
18517 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
18520 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18522 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
18523 version number to five.
18525 2009-01-22 Dodji Seketeli <dodji@redhat.com>
18528 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
18529 * c-common.c (set_underlying_type): Likewise.
18530 (is_typedef_decl ): Likewise
18532 (set_underlying_type): Likewise.
18533 (is_typedef_type): Likewise.
18535 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
18537 PR middle-end/38587
18538 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
18541 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
18544 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
18545 (LIBGCC_SPEC): Don't define.
18546 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
18548 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
18550 PR rtl-optimization/38879
18551 * alias.c (base_alias_check): Unaligned access via AND address can
18552 alias all surrounding object types except those with sizes equal
18553 or wider than the size of unaligned access.
18555 2009-01-21 Dodji Seketeli <dodji@redhat.com>
18558 * c-decl.c (clone_underlying_type): Move this ...
18559 * c-common.c (set_underlying_type): ... here.
18560 Also, make sure the function properly sets TYPE_STUB_DECL() on
18561 the newly created typedef variant type.
18562 (is_typedef_decl ): New entry point.
18563 * tree.h: Added a new member member_types_needing_access_check to
18564 struct tree_decl_non_common.
18565 (set_underlying_type): New entry point.
18566 (is_typedef_type): Likewise.
18568 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
18570 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
18571 Check whether two instructions have memory references that
18572 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
18573 are helper functions for traversing.
18574 * alias.h (insn_alias_sets_confilict_p): New prototypes.
18575 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
18576 not to draw dependency edge for instructions with non-conflicting
18579 2009-01-20 Joseph Myers <joseph@codesourcery.com>
18582 * longlong.h: Update copyright years. Use soft-fp license notice.
18583 Sync __clz_tab declaration with glibc.
18585 2009-01-20 Steve Ellcey <sje@cup.hp.com>
18588 * doc/extend.texi (syscall_linkage): New.
18589 (version_id): Modify.
18591 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
18592 Richard Guenther <rguenther@suse.de>
18594 PR tree-optimization/38747
18595 PR tree-optimization/38748
18596 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
18597 conversion if the base address is an indirect reference and the
18598 aliasing sets could cause issues.
18600 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18602 * common.opt (fgraphite, fgraphite-identity): Add comment for
18603 explaining why these options are not documented.
18605 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18607 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
18608 gimple_call_lhs is NULL.
18610 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
18613 * emit-rtl.c (adjust_address_1): Make sure memref is never
18616 2009-01-20 Ben Elliston <bje@au.ibm.com>
18618 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18619 const qualifier from arg parameter. Remove unnecessary cast to char *.
18620 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18621 const qualifier from arg 2.
18623 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
18625 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
18627 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
18630 * rtl.h (reinit_regs): New prototype.
18631 * regclass.c: Include ira.h.
18632 (reinit_regs): New.
18633 * Makefile.in (regclass.o): Add ira.h.
18634 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
18636 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
18639 * c-common.c (handle_aligned_attribute): Use
18640 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
18641 default alignment value.
18643 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
18645 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
18646 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
18648 * doc/extend.texi: Update __attribute__ ((aligned)). Document
18649 __BIGGEST_ALIGNMENT__.
18651 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
18653 2009-01-18 Richard Guenther <rguenther@suse.de>
18655 PR tree-optimization/38819
18656 * tree-flow.h (operation_could_trap_helper_p): Declare.
18657 * tree-eh.c (operation_could_trap_helper_p): Export.
18658 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
18659 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
18660 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
18661 are about to insert a possibly trapping instruction and fail
18664 2009-01-18 Andreas Schwab <schwab@suse.de>
18666 * doc/install.texi (Configuration): Remove obsolete paragraph
18667 about use of --with-gnu-ld with --with-gnu-as.
18669 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
18671 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
18672 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
18673 Follow spelling conventions.
18675 2009-01-18 Ben Elliston <bje@au.ibm.com>
18677 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
18678 C++ warning about implicit conversion from void * to struct
18680 (bitmap_obstack_free): Likewise for bitmap_element *.
18681 * Makefile.in (bitmap.o-warn): Remove.
18683 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
18685 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
18687 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
18688 Tobias Grosser <tobi.grosser@amd.com>
18690 * graphite.c (graphite_trans_scop_block): Do not block single
18693 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
18695 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
18696 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
18697 test with assertion.
18699 2009-01-16 Richard Guenther <rguenther@suse.de>
18701 PR tree-optimization/38835
18702 PR middle-end/36227
18703 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
18704 and INT + PTR -> (INT)(PTR p+ INT) folding.
18705 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
18707 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
18710 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
18711 the subreg from a lowpart subreg if it is also casting the value.
18713 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18714 Tobias Grosser <tobi.grosser@amd.com>
18716 * graphite.c (compare_prefix_loops): New.
18717 (build_scop_canonical_schedules): Rewritten.
18718 (graphite_transform_loops): Move build_scop_canonical_schedules
18719 after build_scop_iteration_domain.
18721 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18722 Tobias Grosser <tobi.grosser@amd.com>
18724 * graphite.c (add_conditions_to_domain): Add the loops to
18725 the dimension of the iteration domain. Do copy the domain
18726 only when it exists.
18727 (build_scop_conditions_1): Do not call add_conditions_to_domain.
18728 (add_conditions_to_constraints): New.
18729 (can_generate_code_stmt, can_generate_code): Removed.
18730 (gloog): Do not call can_generate_code.
18731 (graphite_transform_loops): Call add_conditions_to_constraints
18732 after building the iteration domain.
18734 2009-01-16 Jakub Jelinek <jakub@redhat.com>
18736 PR tree-optimization/38789
18737 * tree-ssa-threadedge.c
18738 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18739 __builtin_constant_p.
18741 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18743 * dce.c (delete_unmarked_insns): Reversed the order that insns are
18744 examined before deleting them.
18746 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
18748 * function.c (aggregate_value_p): Correctly extract the function
18749 type from CALL_EXPR_FN lookup.
18751 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18753 * config/picochip/picochip.c (picochip_override_options): Revert
18754 CFI asm flag disable commited previously.
18756 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
18757 Tobias Grosser <tobi.grosser@amd.com>
18758 Jan Sjodin <jan.sjodin@amd.com>
18760 * graphite.c (scan_tree_for_params): On substractions negate
18761 all the coefficients of the term.
18762 (clast_to_gcc_expression_red): New. Handle reduction expressions
18763 of more than two operands.
18764 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
18765 (get_vdef_before_scop): Handle also the case of default definitions.
18767 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
18769 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
18770 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
18771 Also use them when walking CALL_INSN_FUNCTION_USAGE.
18773 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
18774 Joey Ye <joey.ye@intel.com>
18776 PR middle-end/37843
18777 * cfgexpand.c (expand_stack_alignment): Don't update stack
18778 boundary nor check incoming stack boundary here.
18779 (gimple_expand_cfg): Update stack boundary and check incoming
18780 stack boundary here.
18782 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18784 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
18786 2009-01-14 Jakub Jelinek <jakub@redhat.com>
18788 PR rtl-optimization/38245
18789 * calls.c (expand_call): Add stack arguments to
18790 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18791 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
18792 in regs and partially in memory or BLKmode arguments.
18793 (emit_library_call_value_1): Add stack arguments to
18794 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18795 ACCUMULATE_OUTGOING_ARGS).
18796 * dce.c: Include tm_p.h.
18797 (find_call_stack_args): New function.
18798 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
18800 (mark_insn): Call find_call_stack_args for CALL_Ps.
18801 (prescan_insns_for_dce): Walk insns backwards in bb rather than
18802 forwards. Allocate and free arg_stores bitmap if needed, pass it
18803 down to deletable_insn_p, don't mark stores set in arg_stores
18804 bitmap, clear the bitmap at the beginning of each bb.
18805 * Makefile.in (dce.o): Depend on $(TM_P_H).
18807 2009-01-14 Michael Meissner <gnu@the-meissners.org>
18810 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
18811 to make sure the insn is a conditional test (bug 22599). Reformat a
18814 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
18816 PR middle-end/38431
18817 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
18818 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
18819 (gloog): Do not call cleanup_tree_cfg.
18820 (graphite_transform_loops): Call cleanup_tree_cfg after all
18821 scops have been code generated.
18823 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
18824 * doc/gty.texi (Invoking the garbage collector): Added new node
18825 and section documenting ggc_collect.
18827 2009-01-14 Richard Guenther <rguenther@suse.de>
18829 PR tree-optimization/38826
18830 PR middle-end/38477
18831 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
18832 initialization notes only if we actually emitted a warning.
18833 (intra_create_variable_infos): Add constraints for a result decl
18834 that is passed by hidden reference.
18835 (build_pred_graph): Mark all related variables non-direct on
18838 2009-01-14 Nick Clifton <nickc@redhat.com>
18840 * ira-conflicts.c: Include addresses.h for the definition of
18842 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
18843 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
18845 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
18848 * Makefile.in (ira-lives.o): Add except.h.
18850 * ira-lives.c: Include except.h.
18851 (process_bb_node_lives): Process can_throw_internal.
18853 2009-01-13 Jakub Jelinek <jakub@redhat.com>
18855 PR rtl-optimization/38774
18856 * combine.c (simplify_set): When undoing cc_use change, don't do
18857 PUT_CODE on the newly created comparison, but instead put back the
18860 2009-01-13 Joseph Myers <joseph@codesourcery.com>
18862 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
18863 values. Remove duplicate arm8 entry.
18865 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18867 PR tree-optimization/38786
18868 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
18869 the SSA_NAME case of expand_scalar_variables_expr.
18870 Set the type of an expression to the type of its assign statement.
18871 (expand_scalar_variables_expr): Also gather the scalar computation
18872 used to index the memory access. Do not pass loop_p.
18873 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
18874 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
18875 the gimple_stmt_iterator where it inserts new code.
18876 Do not pass loop_p.
18877 (copy_bb_and_scalar_dependences): Do not pass loop_p.
18878 (translate_clast): Update call to copy_bb_and_scalar_dependences.
18880 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18882 * graphite.h (debug_value): Removed.
18883 * graphite.c (debug_value): Removed.
18885 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18887 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
18888 ldrd/strd with two 32-bit instructions.
18890 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18892 * config/arm/arm.c (struct processors): Pass for speed down into
18893 cost helper functions.
18894 (const_ok_for_op): Handle COMPARE and inequality nodes.
18895 (arm_rtx_costs_1): Rewrite.
18896 (arm_size_rtx_costs): Update prototype.
18897 (arm_rtx_costs): Pass speed down to helper functions.
18898 (arm_slowmul_rtx_costs): Rework cost calculations.
18899 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
18900 (arm_9e_rtx_costs): Likewise.
18902 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
18904 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
18905 relocations of local symbols wider than UNITS_PER_WORD are not valid.
18906 (alpha_legitimize_address): Do not split local symbols wider than
18907 UNITS_PER_WORD into HIGH/LO_SUM parts.
18909 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
18912 * gcc.c (process_command): Replace call to execvp with calls
18913 to pex_one and exit.
18915 2009-01-03 Anatoly Sokolov <aesok@post.ru>
18918 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
18919 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
18920 variant for devices with 3-byte PC.
18921 (__tablejump_elpm__): New.
18923 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18926 * c-parser.c (c_parser_postfix_expression): Allow `->' in
18927 offsetof member-designator, handle it as `[0].'.
18929 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18931 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
18932 function when not using named sections on targets with named sections
18933 if branch distance is less than 262132.
18935 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
18937 * combine.c (combine_instructions): Recompute
18938 optimize_this_for_speed_p for each BB in the main combine loop.
18940 2009-01-12 Tomas Bily <tbily@suse.cz>
18943 * tree-loop-distribution.c (prop_phis): New function.
18944 (generate_builtin): Call prop_phis.
18945 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
18947 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18949 PR tree-optimization/38807
18950 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
18951 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
18953 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
18955 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
18956 subreg of op0 to the original op0.
18958 2009-01-11 Laurent GUERBY <laurent@guerby.net>
18960 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
18962 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
18965 * mips-tfile.c (parse_def): Fix parsing of def strings
18966 starting with digits.
18968 2009-01-10 Jakub Jelinek <jakub@redhat.com>
18971 * config/arm/arm.c (arm_is_long_call_p): Don't call
18972 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
18974 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
18976 * regrename.c (regrename_optimize): Fix dumping.
18977 (find_oldest_value_reg): Preserve REG_POINTER.
18978 (copy_hardreg_forward_1): Likewise.
18980 2009-01-09 Diego Novillo <dnovillo@google.com>
18982 * gimple.h (struct gimple_statement_base) <uid>: Document
18983 the restrictions on its use.
18984 (gimple_uid): Tidy.
18985 (gimple_set_uid): Tidy.
18987 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18989 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
18990 zero guard even if align_bytes != 0 and count is smaller than
18993 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
18995 PR rtl-optimization/38495
18996 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
18997 (add_range_and_copies_from_move_list): Print all added ranges.
18998 Add ranges to memory optimized destination.
19000 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19004 * config/i386/i386.c (override_options): Reject
19005 -mstringop-strategy=rep_8byte with -m32.
19006 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
19007 to 1. Do count comparison against epilogue_size_needed at compile
19008 time even when count_exp was constant forced into register. For
19009 size_needed don't jump to epilogue, instead just avoid aligning
19010 and invoke the body algorithm. If need_zero_guard, add zero guard
19011 even if count is non-zero, but smaller than size_needed + number of
19012 bytes that could be stored for alignment.
19013 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
19014 to 1. If need_zero_guard, add zero guard even if count is non-zero,
19015 but smaller than size_needed + number of bytes that could be stored
19016 for alignment. Compare size_needed with epilogue_size_needed instead
19017 of desired_align - align, don't adjust size_needed, pass
19018 epilogue_size_needed to the epilogue expanders.
19021 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
19023 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19025 * pa.c (last_address): Change to unsigned.
19026 (update_total_code_bytes): Change argument to unsigned. Don't
19027 check if insn addresses are set.
19028 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
19029 addresses are not set.
19030 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
19032 2009-01-09 Nick Clifton <nickc@redhat.com>
19034 * config/sh/symbian.c: Replace uses of DECL_INLINE with
19035 DECL_DECLARED_INLINE_P.
19037 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19039 PR middle-end/38347
19040 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
19041 GET_MODE (op0) in operand_subword_force calls.
19043 PR middle-end/38771
19044 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
19045 fold_convert arg0 operands to TREE_TYPE (op0) first.
19047 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
19049 * params.def (ira-max-conflict-table-size): Decrease default value
19052 2009-01-08 Jakub Jelinek <jakub@redhat.com>
19054 PR tree-optimization/37031
19055 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
19057 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
19058 allocate it using gc instead of heap, use VEC_quick_push instead of
19060 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
19061 instead of heap, use VEC_quick_push instead of VEC_safe_push.
19062 * tree-data-ref.h (struct access_matrix): Change matrix to gc
19063 allocated vector from heap allocated.
19064 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
19065 * tree-loop-linear.c (linear_transform_loops): Allocate nest
19066 vector only after perfect_loop_nest_depth call.
19068 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
19069 Jan Sjodin <jan.sjodin@amd.com>
19071 PR tree-optimization/38559
19072 * graphite.c (debug_value, copy_constraint,
19073 swap_constraint_variables, scale_constraint_variable, ): New.
19074 (get_lower_bound, get_upper_bound): Removed.
19075 (graphite_trans_bb_strip_mine): Clean up this code that works
19076 only for constant number of iterations. Fully copy upper and
19077 lower bound constraints, not only the constant part of them.
19078 * graphite.h (debug_value): Declared.
19080 2009-01-08 Ira Rosen <irar@il.ibm.com>
19082 PR tree-optimization/37194
19083 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
19084 Don't add the cost of cost model guard in prologue to scalar
19085 outside cost in case of known number of iterations.
19087 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
19088 Alan Modra <amodra@bigpond.net.au>
19090 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
19091 non-word-aligned REG+CONST addressing.
19093 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
19096 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
19097 free_after_compilation when outputting a thunk.
19098 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
19099 Do not call free_after_compilation here.
19101 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
19103 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
19104 (ix86_valid_target_attribute_inner_p): Ditto.
19106 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
19108 PR tree-optimization/38492
19109 PR tree-optimization/38498
19110 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
19111 * tree-chrec.h (scev_is_linear_expression): Declared.
19112 * graphite.c (graphite_cannot_represent_loop_niter): New.
19113 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
19114 (graphite_loop_normal_form): Use gcc_assert.
19115 (scan_tree_for_params): Use CASE_CONVERT.
19116 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
19117 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
19118 Use gcc_assert. Discard scops that contain unhandled cases.
19119 (build_scop_conditions): Return a boolean status for unhandled cases.
19120 (strip_mine_profitable_p): Print the loop number, not its depth.
19121 (is_interchange_valid): Pass the depth of the loop nest, don't
19122 recompute it wrongly.
19123 (graphite_trans_bb_block): Same.
19124 (graphite_trans_bb_block): Print tentative of loop blocking.
19125 (graphite_trans_scop_block): Do not print that the loop has been
19127 (graphite_transform_loops): Do not handle scops that contain condition
19130 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
19132 AVX Programming Reference (December, 2008)
19133 * config/i386/avxintrin.h (_mm256_stream_si256): New.
19134 (_mm256_stream_pd): Likewise.
19135 (_mm256_stream_ps): Likewise.
19137 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
19138 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
19139 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
19140 (bdesc_special_args): Add __builtin_ia32_movntdq256,
19141 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
19142 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
19143 (ix86_expand_special_args_builtin): Likewise.
19145 * config/i386/sse.md (AVXMODEDI): New.
19146 (avx_movnt<mode>): Likewise.
19147 (avx_movnt<mode>): Likewise.
19148 (<sse>_movnt<mode>): Remove AVX support.
19149 (sse2_movntv2di): Likewise.
19151 2009-01-07 Richard Guenther <rguenther@suse.de>
19153 PR middle-end/38751
19154 * fold-const.c (extract_muldiv): Remove obsolete comment.
19155 (fold_plusminus_mult_expr): Undo MINUS_EXPR
19156 to PLUS_EXPR canonicalization for the canonicalization.
19158 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
19160 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
19161 hosted cross-compilers generating less efficient code.
19163 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19165 * function.h (rtl_data): Add a dbr_scheduled_p field.
19166 * reorg.c (dbr_schedule): Set it.
19167 (gate_handle_delay_slots): Check it.
19168 * config/mips/mips.c (mips_base_delayed_branch): Delete.
19169 (mips_reorg): Check flag_delayed_branch instead of
19170 mips_base_delayed_branch.
19171 (mips_override_options): Don't set mips_base_delayed_branch
19172 or flag_delayed_branch.
19174 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19176 PR rtl-optimization/38426.
19177 * ira.c (ira): Set current_function_is_leaf earlier.
19179 2009-01-06 Jakub Jelinek <jakub@redhat.com>
19181 PR rtl-optimization/38722
19182 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
19183 too early, only set a flag and modify after last possible
19186 2009-01-06 Janis Johnson <janis187@us.ibm.com>
19189 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
19190 * real.c (decimal_single_format): Correct values of emin and emax.
19191 (decimal_double_format): Ditto.
19192 (decimal_quad_format): Ditto.
19193 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
19194 computation of DECnn_MIN and DECnn_MAX for corrected values of
19195 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
19196 __DECnn_MIN__, and adjust its computation for the corrected value
19199 2009-01-06 Jan Hubicka <jh@suse.cz>
19202 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
19204 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
19206 * doc/contrib.texi (Contributors): Slightly adjust the end note.
19207 Add Robert Clark to the list of testers.
19209 2009-01-06 Jan Hubicka <jh@suse.cz>
19210 Kai Tietz <kai.tietz@onevision.com>
19212 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
19213 * config/i386/i386.c (ix86_expand_call): Add clobbers.
19215 2009-01-06 Jan Hubicka <jh@suse.cz>
19216 Kai Tietz <kai.tietz@onevision.com>
19218 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
19220 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
19221 (ix86_nsaved_regs): Count only general purpose regs.
19222 (ix86_nsaved_sseregs): New.
19223 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
19224 to 16 for w64; compute padding and size of sse reg save area.
19225 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
19226 general purpose regs.
19227 (ix86_emit_save_sse_regs_using_mov): New.
19228 (ix86_expand_prologue): Save SSE regs if needed.
19229 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
19230 (ix86_emit_restore_sse_regs_using_mov): New.
19231 (ix86_expand_epilogue): Save SSE regs if needed.
19233 2009-01-06 Jan Hubicka <jh@suse.cz>
19234 Kai Tietz <kai.tietz@onevision.com>
19236 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
19237 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
19238 functions when accumulate outgoing args is off.
19240 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19243 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
19244 before using pseudos_have_intersected_live_ranges_p.
19246 * ira-int.h (ira_assert): Always define.
19248 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19250 AVX Programming Reference (December, 2008)
19251 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
19252 (_mm256_permute2_pd): Likewise.
19253 (_mm_permute2_ps): Likewise.
19254 (_mm256_permute2_ps): Likewise.
19255 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
19256 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
19258 * config/i386/i386.c (ix86_builtins): Remove
19259 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
19260 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
19261 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
19262 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
19263 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
19264 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
19265 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
19266 __builtin_ia32_vpermil2ps256.
19267 (ix86_init_mmx_sse_builtins): Updated.
19268 (ix86_expand_args_builtin): Likewise.
19270 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19272 * pa.c (output_call): Relocate non-jump insns in the delay slot of
19273 long absolute calls when generating PA 2.0 code.
19275 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
19277 PR rtl-optimization/38583
19278 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
19280 * params.def (ira-max-conflict-table-size): New.
19282 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
19284 * ira.h (ira_conflicts_p): New external definition.
19286 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
19287 table. Report this. Return result of building.
19288 (ira_build_conflicts): Use ira_conflicts_p. Check result of
19289 building conflict table.
19291 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
19292 (ira_color): Use ira_conflicts_p.
19294 * global.c: Include ira.h.
19295 (pseudo_for_reload_consideration_p, build_insn_chain): Use
19298 * Makefile.in (global.o): Add ira.h.
19300 * ira-build.c (mark_all_loops_for_removal,
19301 propagate_some_info_from_allocno): New.
19302 (remove_unnecessary_allocnos): Call
19303 propagate_some_info_from_allocno.
19304 (remove_low_level_allocnos): New.
19305 (remove_unnecessary_regions): Add parameter. Call
19306 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
19307 parameter to remove_unnecessary_regions.
19308 (ira_build): Remove all regions but root if the conflict table was
19309 not built. Update conflict hard regs for allocnos crossing calls.
19311 * ira.c (ira_conflicts_p): New global.
19312 (ira): Define and use ira_conflicts_p.
19314 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19315 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
19316 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
19318 2009-01-06 Ben Elliston <bje@au.ibm.com>
19320 * gengtype-lex.l (YY_NO_INPUT): Define.
19322 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19325 * c-common.c (handle_vector_size_attribute): Also reject
19326 BOOLEAN_TYPE types.
19328 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
19330 PR tree-optimization/38492
19331 * graphite.c (rename_map_elt, debug_rename_elt,
19332 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
19333 rename_map_elt_info, eq_rename_map_elts,
19334 get_new_name_from_old_name, bb_in_sese_p): Moved around.
19335 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
19336 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
19337 (sese_build_livein_liveouts): New.
19338 (new_sese, free_sese): New.
19339 (new_scop): Call new_sese.
19340 (free_scop): Call free_sese.
19341 (rename_variables_from_edge, rename_phis_end_scop): Removed.
19342 (register_old_new_names): Renamed register_old_and_new_names.
19343 (register_scop_liveout_renames, add_loop_exit_phis,
19344 insert_loop_close_phis, struct igp,
19345 default_liveout_before_guard, add_guard_exit_phis,
19346 insert_guard_phis, copy_renames): New.
19347 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
19348 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
19349 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
19350 (scop_adjust_phis_for_liveouts): New.
19351 (gloog): Call scop_adjust_phis_for_liveouts.
19353 * graphite.h (struct sese): Documented. Added fields liveout,
19354 num_ver and livein.
19355 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
19356 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
19357 (struct scop): Added field liveout_renames.
19358 (SCOP_LIVEOUT_RENAMES): New.
19360 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19362 PR tree-optimization/38510
19363 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
19364 (translate_clast): Call recompute_all_dominators before
19366 (gloog): Call recompute_all_dominators before graphite_verify.
19368 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19369 Jan Sjodin <jan.sjodin@amd.com>
19371 PR tree-optimization/38500
19372 * graphite.c (create_sese_edges): Call fix_loop_structure after
19375 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19377 * config.gcc: Add m32r*-*-rtems*.
19378 * config/m32r/rtems.h: New file.
19380 2009-01-05 Ben Elliston <bje@au.ibm.com>
19382 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
19383 (.po.pox): Likewise.
19384 (po/gcc.pot): Likewise.
19386 2009-01-04 David S. Miller <davem@davemloft.net>
19388 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
19389 (STARTING_FRAME_OFFSET): Always set to zero.
19391 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19393 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
19394 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
19395 fixed-point types, and vectors of the same.
19397 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19399 * config/mips/sync.md (*mb_barrier): Rename to...
19400 (*memory_barrier): ...this.
19402 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
19404 * doc/extend.texi (Function Attributes): Move @cindex after @item
19405 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
19406 and put in alphabetical order. Fix 'target' name and put in order.
19407 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
19410 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
19412 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
19413 (memory_barrier): Expand as unspec instead of unspec_volatile.
19414 Remove mem:BLK from insn operands. Use Pmode scratch register.
19415 (*memory_barrier): Define as unspec instead of unspec_volatile.
19416 Use (match_dup 0) as input operand.
19418 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
19419 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
19420 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
19421 scratch register. Remove operand 1.
19422 (*stbar): Define as unspec instead of unspec_volatile.
19423 Use (match_dup 0) as input operand, remove (const_int 8).
19424 (*membar): Define as unspec instead of unspec_volatile.
19425 Use (match_dup 0) as input operand, remove input operand 2.
19427 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
19428 (memory_barrier): Expand as unspec instead of unspec_volatile.
19429 Remove mem:BLK from insn operands. Use Pmode scratch register.
19430 (*memory_barrier): Define as unspec instead of unspec_volatile.
19431 Use (match_dup 0) as input operand.
19433 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
19434 Remove mem:BLK from insn operands. Use Pmode scratch register.
19435 Set volatile flag on operand 0.
19436 (*memory_barrier): New insn pattern.
19438 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
19440 (*memory_barrier): Use (match_dup 0) as input operand.
19442 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
19443 Remove mem:BLK from insn operands. Use Pmode scratch register.
19444 Set volatile flag on operand 0.
19445 (*mb_internal): New insn pattern.
19447 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
19449 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19451 PR middle-end/38586
19452 * function.c (struct temp_slot): Move to the section of the file
19453 that deals with temp slots. Remove field 'address'.
19454 (temp_slot_address_table): New hash table of address -> temp slot.
19455 (struct temp_slot_address_entry): New struct, items for the table.
19456 (temp_slot_address_compute_hash, temp_slot_address_hash,
19457 temp_slot_address_eq, insert_temp_slot_address): Support functions
19459 (find_temp_slot_from_address): Rewrite to use the new hash table.
19460 (remove_unused_temp_slot_addresses): Remove addresses of temp
19461 slots that have been made available.
19462 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
19463 worker function for remove_unused_temp_slot_addresses.
19464 (assign_stack_temp_for_type): Don't clear the temp slot address list.
19465 Add the temp slot address to the address -> temp slot map.
19466 (update_temp_slot_address): Update via insert_temp_slot_address.
19467 (free_temp_slots): Call remove_unused_temp_slot_addresses.
19468 (pop_temp_slots): Likewise.
19469 (init_temp_slots): Allocate the address -> temp slot map, or empty
19470 the map if it is already allocated.
19471 (prepare_function_start): Initialize temp slot processing.
19473 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19475 PR middle-end/38584
19476 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
19477 Calculate the size of all stack vars assuming no packing of stack
19478 vars will happen, replacing a quadratic algorithm with a linear one.
19480 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19483 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
19486 2009-01-03 Diego Novillo <dnovillo@google.com>
19488 * doc/contrib.texi: Update contributions.
19490 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19493 * builtins.c (fold_builtin_memory_op): Give up if either operand
19494 is volatile. Set srctype or desttype to non-qualified version
19498 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
19499 and FUNCTION_DECLs.
19501 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
19503 PR rtl-optimization/35805
19504 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
19505 problem if fast dce is able to remove any instructions.
19506 * dce.c (dce_process_block): Fix dump message.
19508 2009-01-02 Mark Mitchell <mark@codesourcery.com>
19511 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
19513 2009-01-02 Jakub Jelinek <jakub@redhat.com>
19515 PR middle-end/38690
19516 * tree-flow.h (op_code_prio, op_prio): New prototypes.
19517 * tree-pretty-print.c (op_code_prio): New function.
19518 (op_prio): No longer static. Use op_code_prio.
19519 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
19520 Use op_prio and op_code_prio to determine if () should be
19521 printed around operand(s) or not.
19523 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
19524 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
19525 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
19526 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
19527 pp_character instead of pp_string for single letter printing.
19529 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
19531 * doc/extend.texi: Fix '#pragma GCC option' typo.
19533 2009-01-02 Richard Guenther <rguenther@suse.de>
19535 * doc/install.texi (--enable-checking): Mention different
19536 default for stage1.
19537 (--enable-stage1-checking): Document.
19539 2009-01-01 Andrew Pinski <pinskia@gmail.com>
19541 PR middle-end/30142
19542 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
19543 case to be an error.
19545 2009-01-02 Ben Elliston <bje@au.ibm.com>
19547 * config/fp-bit.h (pack_d): Constify argument.
19548 * config/fp-bit.c (makenan): Constify return type. Remove casts.
19549 (isnan): Constify argument.
19551 (iszero): Likewise.
19552 (pack_d): Likewise.
19553 (_fpadd_parts): Constify return type.
19554 (_fpmul_parts): Likewise.
19555 (_fpdiv_parts): Likewise.
19557 2009-01-01 Jakub Jelinek <jakub@redhat.com>
19560 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
19561 warn about overwriting initializer with side-effects or
19562 -Woverride-init if !IMPLICIT.
19563 (output_init_element): Likewise. Pass IMPLICIT down to
19565 (process_init_element): Add IMPLICIT argument. Pass it down
19566 to output_init_element.
19567 (push_init_element, pop_init_level, set_designator): Adjust
19568 process_init_element callers.
19569 (set_nonincremental_init, set_nonincremental_init_from_string):
19570 Adjust add_pending_init callers.
19571 (output_pending_init_elements): Adjust output_init_element callers.
19572 * c-tree.h (process_init_element): Adjust prototype.
19573 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
19574 process_init_element callers.
19577 Copyright (C) 2009 Free Software Foundation, Inc.
19579 Copying and distribution of this file, with or without modification,
19580 are permitted in any medium without royalty provided the copyright
19581 notice and this notice are preserved.