1 2009-07-29 Douglas B Rupp <rupp@gnat.com>
3 * config/alpha/alpha.c (alpha_start_function):
4 Handle VMS_DEBUG_MAIN_POINTER
5 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
6 * doc/invoke.texi: Document -mdebug-main switch.
8 2009-07-29 Richard Henderson <rth@redhat.com>
10 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
11 (cgraph_create_edge_including_clones): Likewise.
12 * tree-inline.c (copy_bb): Operate on the correct edges
13 when updating the callgraph.
15 2009-07-29 Douglas B Rupp <rupp@gnat.com>
17 * config/alpha/vms-cc.c: Deleted.
18 * config/alpha/vms-ld.c: Deleted.
19 * config/alpha/t-vms64: Moved to config/vms
20 * config/alpha/vms-crt0-64.c: Moved to config/vms
21 * config/alpha/vms-crt0.c: Moved to config/vms
22 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
23 * config/alpha/vms-psxcrt0.c: Moved to config/vms
24 * config/alpha/xm-vms.h: Moved to config/vms
25 * config/alpha/x-vms: Moved to config/vms
26 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
28 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
29 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
31 * config/vms/t-vms64: Moved here from config/alpha
32 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
33 (argc,argv,envp): Enforce 32bit malloc'ing.
34 * config/vms/vms-psxcrt0-64.c: Likewise.
35 * config/vms/vms-crt0.c: Moved here from config/alpha.
36 * config/vms/vms-psxcrt0.c: Likewise.
37 * config/vms/vms-crtl-64.h: New file.
38 * config/vms/vms-crtl.h: New file.
39 * config/vms/vms.opt: New file.
40 * config/vms/xm-vms64.h: New file.
41 * config/vms/xm-vms.h: Moved here from config/alpha.
42 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
44 * config/vms/x-vms: Moved here from config/alpha.
45 (version, VMS_EXTRA_PARTS): Moved to t-vms.
46 (vms-ld.o, vms-cc.o): Removed.
47 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
49 2009-07-29 Douglas B Rupp <rupp@gnat.com>
51 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
52 correct stack (obvious VMS fix).
54 2009-07-29 Douglas B Rupp <rupp@gnat.com>
56 * dwarf2out.c (output_file_names): Output VMS style file name, size,
57 date, version info if VMS_DEBUGGING_INFO defined.
58 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
59 size, date calculating code moved here.
61 2009-07-29 Paul Brook <paul@codesourcery.com>
63 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
66 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
69 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
70 to DImode when generating insq_le insn.
72 2009-07-28 Douglas B Rupp <rupp@gnat.com>
74 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
75 New macro set for VMS_DEBUGGGING_INFO.
76 (AT_string_form): Use it.
78 2009-07-28 DJ Delorie <dj@redhat.com>
80 * config/mep/mep.c (vtext_section): New.
81 (vftext_section): New.
83 (mep_select_section): Add support for functions.
84 (mep_unique_section): Likewise.
85 (mep_asm_init_sections): Likewise.
86 (mep_encode_section_info): Remove it from here.
88 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
90 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
92 * tree.h (TREE_DEPRECATED): Document it is used for types too.
93 (TYPE_VECTOR_OPAQUE): Use default_def_flag
95 2009-07-28 Douglas B Rupp <rupp@gnat.com>
97 * dwarf2out.c (output_file_names): Test new macro
98 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
99 (add_comp_dir_attribute): Likewise.
101 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
103 * config/i386/mingw-w64.h (LINK_SPEC): Add
104 separating space between commands.
106 2009-07-28 Jan Hubicka <jh@suse.cz>
108 PR tree-optimization/40759
109 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
112 2009-07-27 DJ Delorie <dj@redhat.com>
114 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
115 types are dword-aligned.
116 (mep_expand_va_start): Likewise.
118 2009-07-27 Olivier Hainque <hainque@adacore.com>
119 Douglas B Rupp <rupp@gnat.com>
121 * convert.c (convert_to_pointer): Don't assume the target
122 pointer type is POINTER_SIZE long. Fetch its precision instead.
124 2009-07-27 Douglas B Rupp <rupp@gnat.com>
126 * system.h (fopen): Undefine if macro.
128 2009-07-27 Jakub Jelinek <jakub@redhat.com>
130 * dwarf2out.c (output_cfi_p): Removed.
131 (output_cfis): New function.
132 (output_fde): New function, split from output_call_frame_info.
133 (output_call_frame_info): Use it.
134 (dwarf2out_switch_text_section): Use output_cfis.
136 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
138 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
139 TARGET_BI_ARCH is specified without enabling SJLJ.
140 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
141 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
143 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
145 * arm.md (negdi2): Use DImode if forcing a value into a register.
147 2009-07-26 Ira Rosen <irar@il.ibm.com>
149 PR tree-optimization/40801
150 * tree-vect-stmts.c (vectorizable_call): Get previous copy
151 of vector operand from the previous copy of vector statement.
152 Pass the correct definition type value to
153 vect_get_vec_def_for_stmt_copy().
155 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
157 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
158 const char ** conversion.
160 2009-07-25 David Daney <ddaney@caviumnetworks.com>
162 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
163 fancy_abort() if !ENABLE_ASSERT_CHECKING.
164 (gcc_unreachable): Invoke __builtin_unreachable() if
165 !ENABLE_ASSERT_CHECKING.
167 2009-07-25 David Daney <ddaney@caviumnetworks.com>
169 PR rtl-optimization/40445
170 * emit-rtl.c (next_nonnote_insn_bb): New function.
171 * rtl.h (next_nonnote_insn_bb): Declare new function.
172 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
173 with no successors that is the successor of the ENTRY_BLOCK.
174 Continue from the top after removing an empty fallthrough block.
175 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
176 of next_nonnote_insn.
178 2009-07-25 David Daney <ddaney@caviumnetworks.com>
180 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
182 2009-07-25 Martin Jambor <mjambor@suse.cz>
184 * c-common.c (c_common_attribute_table): New element for noclone.
185 (handle_noclone_attribute): New function. Forward-declare.
186 * tree-inline.c (tree_versionable_function_p): Check for noclone
188 * doc/extend.texi (Labels as Values): Document need for noclone.
189 (Function Attributes): Document noclone attribute.
191 2009-07-25 Jakub Jelinek <jakub@redhat.com>
193 PR rtl-optimization/34999
194 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
195 and dw_fde_switched_cold_to_hot fields.
196 (output_cfi_p): New function.
197 (output_call_frame_info): If fde->dw_fde_switched_sections,
198 output 2 FDEs instead of one with corrupted header.
199 (dwarf2out_do_cfi_startproc): New function.
200 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
201 and fde->dw_fde_switched_cold_to_hot.
202 (dwarf2out_switch_text_section): Compute
203 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
204 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
205 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
206 Otherwise, compute fde->dw_fde_switch_cfi.
208 2009-07-24 Cary Coutant <ccoutant@google.com>
210 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
212 2009-07-24 Cary Coutant <ccoutant@google.com>
214 * cfghooks.c (split_block): Copy discriminator to new block.
215 * tree-cfg.c (assign_discriminator): Check location of last
216 instruction in block as well as first.
218 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
220 * config/i386/linux.c: Use fputs or putc instead of fprintf
222 * config/i386/gas.h: Ditto.
223 * config/i386/x86-64.h: Ditto.
224 * config/i386/att.h: Ditto.
226 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
228 * expmed.c (emit_store_flag): Use a recursive call to optimize the
231 2009-07-24 Martin Jambor <mjambor@suse.cz>
233 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
234 (ipa_push_func_to_list_1): Declare.
235 (ipa_push_func_to_list): New function.
237 * ipa-prop.c (ipa_push_func_to_list_1): New function.
238 (ipa_init_func_list): Call ipa_push_func_to_list_1.
239 (ipa_push_func_to_list): Removed.
240 (ipa_pop_func_from_list): Clear node_enqueued flag.
242 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
244 * config/s390/s390.c (override_options): Default
245 max-unrolled-insns to 100 for z10 tuning.
247 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
249 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
250 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
251 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
252 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
253 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
254 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
255 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
257 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
259 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
260 use default set in mingw32.h header.
261 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
262 64-bit /mingw/include path.
263 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
266 2009-07-23 Neil Vachharajani <nvachhar@google.com>
268 PR rtl-optimization/40209
269 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
271 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
273 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
274 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
275 with the rest of string where appropriate. Use fputs or putc
276 instead of fprintf where appropriate.
278 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
279 Pat Haugen <pthaugen@us.ibm.com>
280 Revital Eres <ERES@il.ibm.com>
282 * config/rs6000/vector.md: New file. Move most of the vector
283 expander support here from altivec.md to allow for the VSX vector
284 unit in the future. Add support for secondary_reload patterns.
285 Rewrite the patterns for vector comparison, and vector comparison
286 predicate instructions so that the RTL expresses the desired
287 behavior, instead of using unspec.
289 * config/rs6000/constraints.md ("f" constraint): Use
290 rs6000_constraints to hold the precalculated register class.
291 ("d" constraint): Ditto.
292 ("wd" constraint): New constraint for VSX.
293 ("wf" constraint): Ditto.
294 ("ws" constraint): Ditto.
295 ("wa" constraint): Ditto.
296 ("wZ" constraint): Ditto.
297 ("j" constraint): Ditto.
299 * config/rs6000/predicates.md (vsx_register_operand): New
301 (vfloat_operand): New predicate for vector.md.
302 (vint_operand): Ditto.
303 (vlogical_operand): Ditto.
304 (easy_fp_constant): If VSX, 0.0 is an easy constant.
305 (easy_vector_constant): Add VSX support.
306 (altivec_indexed_or_indirect_operand): New predicate for
307 recognizing Altivec style memory references with AND -16.
309 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
310 for vector secondary reload support.
311 (rs6000_vector_reg_class): Delete, replacing it with
313 (rs6000_vsx_reg_class): Ditto.
314 (rs6000_constraints): New array to hold the register classes of
315 each of the register constraints that can vary at runtime.
316 (builtin_mode_to_type): New static array for builtin function type
318 (builtin_hash_table): New static hash table for builtin function
320 (TARGET_SECONDARY_RELOAD): Define target hook.
321 (TARGET_IRA_COVER_CLASSES): Ditto.
322 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
323 registers are 128 bits if VSX memory reference instructions are used.
324 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
326 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
327 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
328 Print several of the scheduling related parameters.
329 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
330 rs6000_constraints instead of rs6000_vector_reg_class. Move
331 -mdebug=reg code to rs6000_debug_reg_global. Add support for
332 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
333 Altivec. Add VSX support. Setup for secondary reload support on
334 Altivec/VSX registers.
335 (rs6000_override_options): Make power7 set the scheduling groups
336 like the power5. Add support for new debug switches to override
337 the scheduling defaults. Temporarily disable -mcpu=power7 from
338 setting -mvsx. Add support for debug switches -malways-hint,
339 -msched-groups, and -malign-branch-targets.
340 (rs6000_buitlin_conversion): Add support for returning unsigned
341 vector conversion functions to fix regressions due to stricter
343 (rs6000_builtin_mul_widen_even): Ditto.
344 (rs6000_builtin_mul_widen_odd): Ditto.
345 (rs6000_builtin_vec_perm): Ditto.
346 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
347 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
349 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
351 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
352 VSX types for bit operations. Changes to accomidate vector.md.
355 (struct builtin_description_predicates): Rewrite predicate
356 handling so that RTL describes the operation, instead of passing
357 the instruction to be used as a string argument.
358 (bdesc_altivec_preds): Ditto.
359 (altivec_expand_predicate_builtin): Ditto.
360 (altivec_expand_builtin): Ditto.
361 (rs6000_expand_ternop_builtin): Use a switch instead of an if
362 statement for vsldoi support.
363 (altivec_expand_ld_builtin): Change to use new names from vector.md.
364 (altivec_expand_st_builtin): Ditto.
365 (paired_expand_builtin): Whitespace changes.
366 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
367 builtin_mode_to_type table for secondary reload. Call
368 builtin_function_type to build random builtin functions.
369 (altivec_init_builtins): Change to use builtin_function_type to
370 create builtin function types dynamically as we need them.
371 (builtin_hash_function): New support for hashing the tree types
372 for builtin function as we need it, rather than trying to build
373 all of the trees that we need. Add initial preliminary VSX support.
374 (builtin_function_type): Ditto.
375 (builtin_function_eq): Ditto.
376 (builtin_hash_struct): Ditto.
377 (rs6000_init_builtins): Ditto.
378 (rs6000_common_init_builtins): Ditto.
379 (altivec_init_builtins): Ditto.
380 (rs6000_common_init_builtins): Ditto.
381 (enum reload_reg_type): New enum for simplifing reg classes.
382 (rs6000_reload_register_type): Simplify register classes into GPR,
383 Vector, and other registers. Altivec and VSX addresses in reload.
384 (rs6000_secondary_reload_inner): Ditto.
385 (rs6000_ira_cover_classes): New target hook, that returns the
386 appropriate cover classes, based on -mvsx being used or not.
387 (rs6000_secondary_reload_class): Add VSX support.
388 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
389 (get_vsel_insn): Ditto.
390 (rs6000_emit_vector_compare): Rewrite vector conditional support
391 so that where we can, we use RTL operators, instead of blindly use
393 (rs6000_emit_vector_select): Ditto.
394 (rs6000_emit_vector_cond_expr): Ditto.
395 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
396 (create_TOC_reference): Add -mdebug=addr support.
397 (emit_frame_save): VSX loads/stores need register indexed addressing.
399 * config/rs6000/rs6000.md: Include vector.md.
401 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
403 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
404 support for V2DI, V2DF in logical, permute, select operations.
406 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
407 switch for vsx/power7.
408 (-mvsx-scalar-memory): Ditto.
409 (-mvsx-align-128): Ditto.
410 (-mallow-movmisalign): Ditto.
411 (-mallow-df-permute): Ditto.
412 (-msched-groups): Ditto.
413 (-malways-hint): Ditto.
414 (-malign-branch-targets): Ditto.
416 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
418 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
419 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
420 (rs6000_vector_reg_class): Delete.
421 (rs6000_vsx_reg_class): Ditto.
422 (enum rs6000_reg_class_enum): New enum for the constraints that
423 vary based on target switches.
424 (rs6000_constraints): New array to hold the register class for all
425 of the register constraints that vary based on the switches used.
426 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
427 (enum rs6000_builtins): Add unsigned varients for the builtin
428 declarations returned by target hooks for expanding multiplies,
429 select, and permute operations. Add VSX builtins.
430 (enum rs6000_builtin_type_index): Add entries for VSX.
431 (V2DI_type_node): Ditto.
432 (V2DF_type_node): Ditto.
433 (unsigned_V2DI_type_node): Ditto.
434 (bool_long_type_node): Ditto.
435 (intDI_type_internal_node): Ditto.
436 (uintDI_type_internal_node): Ditto.
437 (double_type_internal_node): Ditto.
439 * config/rs6000/altivec.md (whole file): Move all expanders to
440 vector.md from altivec.md. Rename insn matching functions to be
442 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
443 (altivec_vcmp*): Ditto.
444 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
445 (VM): New iterator for moves that includes the VSX types.
446 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
447 (altivec_vperm_<mode>_uns): New, for unsigned types.
448 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
449 (altivec_eq<mode>): Ditto.
450 (altivec_gt<mode>): Ditto.
451 (altivec_gtu<mode>): Ditto.
452 (altivec_eqv4sf): Ditto.
453 (altivec_gev4sf): Ditto.
454 (altivec_gtv4sf): Ditto.
455 (altivec_vcmpbfp_p): Ditto.
457 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
459 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
462 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
465 * config/i386/i386.c (output_387_ffreep): Rewrite to use
466 ASM_SHORT instead of .word.
467 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
468 instead of .word in asm template.
470 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
473 * ira-lives.c (bb_has_abnormal_call_pred): New function.
474 (process_bb_node_lives): Use it.
476 * ira.c (setup_cover_and_important_classes): Don't setup
477 ira_important_class_nums. Add cover classes to the end of
479 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
481 (find_reg_class_closure): Use reorder_important_classes.
483 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
485 * config/i386/i386.c (i386_ira_cover_classes): New function.
486 (TARGET_IRA_COVER_CLASSES): Redefine.
488 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
489 importance of order of cover classes in the array.
491 2009-07-22 Diego Novillo <dnovillo@google.com>
493 * tree-pass.h (TDF_EH): Define.
494 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
495 contains TDF_EH, print the EH region number holding GS.
496 * tree-dump.c (dump_options): Add "eh".
497 * doc/invoke.texi: Document it.
499 2009-07-22 Doug Kwan <dougkwan@google.com>
501 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
503 2009-07-22 Michael Matz <matz@suse.de>
505 PR tree-optimization/35229
506 PR tree-optimization/39300
508 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
509 (inhibit_phi_insertion): New function.
510 (insert_into_preds_of_block): Call it for REFERENCEs.
511 (init_pre): Initialize and finalize scalar evolutions.
512 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
514 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
516 * config/i386/predicates.md (zero_extended_scalar_load_operand):
517 Use CONST_VECTOR_NUNITS to determine number of elements.
519 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
521 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
522 (U, W): Constraints are now deprecated and will be removed if we
524 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
526 ("prefetch"): Add the stcmh instruction for prefetching.
527 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
529 (s390_short_displacement): Return always true if compiling for
530 machines not providing the long displacement facility.
531 (s390_mem_constraint): Support the new constraint letter Z.
532 (s390_check_qrst_address): New function.
534 2009-07-21 DJ Delorie <dj@redhat.com>
536 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
539 2009-07-21 Jason Merrill <jason@redhat.com>
541 * c-common.c (max_tinst_depth): Increase default to 1024.
543 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
545 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
546 (vec_unpacku_float_lo_v4si): Ditto.
548 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
551 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
552 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
553 (builtin_description): Add __builtin_ia32_cvtudq2ps.
554 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
556 2009-07-21 Jakub Jelinek <jakub@redhat.com>
558 PR tree-optimization/40813
559 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
562 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
564 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
565 with a NOP_EXPR if needed.
567 2009-07-21 Paul Brook <paul@codesourcery.com>
569 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
570 Terminate debug dump with newline.
572 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
574 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
575 Cast "1" to unsigned HOST_WIDE_INT.
576 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
577 deposit length to the maximum length - lsb. Extend length if
578 HOST_BITS_PER_WIDE_INT is 32.
580 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
582 * cgraph.h (constant_pool_htab): New function.
583 (constant_descriptor_tree): Move from varasm.c.
584 * varasm.c (constant_pool_htab): New function.
585 (constant_descriptor_tree): Move to cgraph.h.
587 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
589 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
591 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
593 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
596 2009-07-20 Xinliang David Li <davidxl@google.com>
598 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
600 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
602 * config/mips/mips.md (move_type): Add arith.
603 (type): Handle arith.
604 (zero_extendsidi2): Rename this into ...
605 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
606 (zero_extendsidi2): New expander.
607 (*zero_extendsidi2_dext): New pattern.
609 2009-07-20 Nick Clifton <nickc@redhat.com>
611 * config.gcc (mips64-*-*): Add definition of tm_defines in order
612 to set MIPS_ABI_DEFAULT.
613 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
615 2009-07-20 Jakub Jelinek <jakub@redhat.com>
617 * tree-object-size.c (addr_object_size): Handle unions with
618 array in it as last field of structs in __bos (, 1) as __bos (, 0).
620 PR tree-optimization/40792
621 * tree.c (build_function_type_skip_args): Remove bogus assert.
623 2009-07-20 Jan Hubicka <jh@suse.cz>
624 Martin Jambor <mjambor@suse.cz>
626 * cgraph.h (combined_args_to_skip): New field.
627 * cgraph.c (cgraph_create_virtual_clone): Properly handle
628 combined_args_to_skip and args_to_skip.
629 * tree-inline.c (update_clone_info): New function.
630 (tree_function_versioning): Call update_clone_info.
631 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
633 (cgraph_materialize_all_clones): More extensive dumping, working
634 with combined_args_to_skip rather than args_to_skip.
636 2009-07-20 Ira Rosen <irar@il.ibm.com>
638 * tree-vectorizer.h (vectorizable_condition): Add parameters.
639 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
640 (get_initial_def_for_reduction): Likewise.
641 (vectorizable_reduction): Skip the check of first operand in case
642 of COND_EXPR. Add check that it is outer loop vectorization if
643 nested cycle was detected. Call vectorizable_condition() for
644 COND_EXPR. If reduction epilogue cannot be created do not fail for
645 nested cycles (if it is not double reduction). Assert that there
646 is only one type in the loop in case of COND_EXPR. Call
647 vectorizable_condition() to vectorize COND_EXPR.
648 * tree-vect-stmts.c (vectorizable_condition): Update comment.
649 Add parameters. Allow nested cycles if called from
650 vectorizable_reduction(). Use reduction vector variable if provided.
651 (vect_analyze_stmt): Call vectorizable_reduction() before
652 vectorizable_condition().
653 (vect_transform_stmt): Update call to vectorizable_condition().
655 2009-07-20 Christian Bruel <christian.bruel@st.com>
657 * config/sh/sh.opt (-mfmovd): Resurrect and document.
658 * doc/invoke.texi (-mfmovd): Likewise.
659 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
661 2009-07-20 Jan Hubicka <jh@suse.cz>
663 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
664 when handling SSA name.
666 2009-07-19 Jan Hubicka <jh@suse.cz>
668 PR tree-optimization/40676
669 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
670 virtual PHIs in empty BBs.
672 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
674 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
675 re-expanded the compound use gen_lowpart instead to convert to the
678 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
680 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
681 OUTER_CONST arguments.
682 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
683 the new wider mode will be masked off.
684 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
686 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
688 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
689 high-order bits are zero.
691 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
693 * combine.c (simplify_shift_const_1): Split code to determine
695 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
696 new bits shifted in are identical to the old sign bit.
698 2009-07-18 Richard Guenther <rguenther@suse.de>
701 * gimplify.c (gimplify_call_expr): Reject code using results from
702 functions returning void.
704 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
706 * doc/md.texi: Document the new PowerPC "es" constraint.
707 Document that "m" can include automodified addresses on this target,
708 and explain how %U must be used. Extend the "Q" and "Z" documentation
709 to suggest "es" as well as "m".
710 * config/rs6000/constraints.md (es): New memory constraint.
711 (Q, Z): Update strings to match new documentation.
713 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
715 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
716 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
717 * config/rs6000/predicates.md (volatile_mem_operand): Use
718 offsettable_nonstrict_memref_p.
719 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
720 (*floatunssidf2_internal): Likewise.
721 (*fix_truncdfsi2_internal): Likewise.
722 (*fix_trunctfsi2_internal): Likewise.
724 2009-07-17 Anatoly Sokolov <aesok@post.ru>
726 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
728 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
730 2009-07-17 Richard Guenther <rguenther@suse.de>
733 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
734 (pass_warn_unused_result): Likewise.
735 (TODO_set_props): Remove.
736 * omp-low.c (diagnose_omp_structured_block_errors): Change to
738 (pass_diagnose_omp_blocks): Define.
739 * c-decl.c (pop_file_scope): Do not finalize the CU here.
740 (c_gimple_diagnostics_recursively): Remove.
741 (finish_function): Do not call it.
742 (c_write_global_declarations): Continue after errors.
743 Finalize the CU here.
744 * c-gimplify.c (c_genericize): Do not gimplify here.
745 * c-common.c (c_warn_unused_result): Move ...
746 * tree-cfg.c (do_warn_unused_result): ... here.
747 (run_warn_unused_result): New function.
748 (gate_warn_unused_result): New function.
749 (pass_warn_unused_result): New pass.
750 * c-common.h (c_warn_unused_result): Remove.
751 * flags.h (flag_warn_unused_result): Declare.
752 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
753 * opts.c (flag_warn_unused_result): Initialize to false.
754 * toplev.c (compile_file): Add comment.
755 * omp-low.c (create_omp_child_function): Do not register
756 the function with the frontend.
757 (diagnose_omp_structured_block_errors): Prepare to be
758 called as optimization pass.
759 (gate_diagnose_omp_blocks): New function.
760 (pass_diagnose_omp_blocks): New pass.
761 * cgraph.h (cgraph_optimize): Remove.
762 (cgraph_analyze_function): Likewise.
763 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
764 * cgraphunit.c (cgraph_lower_function): Lower nested functions
765 before their parents here.
766 (cgraph_finalize_function): Not here.
767 (cgraph_analyze_function): Gimplify functions here.
768 (cgraph_finalize_compilation_unit): Continue after errors.
769 Optimize the callgraph from here.
770 (cgraph_optimize): Make static.
771 * langhooks.c (write_global_declarations): Finalize the CU.
772 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
773 (gimplify_function_tree): Assert we gimplify only once.
774 Set PROP_gimple_any property.
775 * tree-nested.c (gimplify_all_functions): New function.
776 (lower_nested_functions): Gimplify all nested functions.
777 * gimple.h (diagnose_omp_structured_block_errors): Remove.
778 * passes.c (init_optimization_passes): Add pass_warn_unused_result
779 and pass_diagnose_omp_blocks after gimplification. Do not
780 set TODO_set_props on all_lowering_passes.
781 (execute_one_pass): Do not handle TODO_set_props.
782 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
783 (gimplify.o): Add tree-pass.h dependency.
784 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
785 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
786 (unsave_r): Likewise.
787 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
790 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
792 * doc/service.texi (Service): Restore previously removed link,
793 which isn't broken after all.
795 2009-07-17 Richard Guenther <rguenther@suse.de>
797 PR tree-optimization/40321
798 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
799 PHI nodes to the maximal set.
800 (make_values_for_phi): Add PHI arguments to the maximal set.
801 (execute_pre): Dump PHI_GEN and the maximal set.
803 2009-07-17 Jakub Jelinek <jakub@redhat.com>
806 * gimplify.c (gimplify_conversion): Don't change non-conversions into
809 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
811 * doc/extend.texi (Nested Functions): Replace broken link with
813 * doc/service.texi (Service): Remove broken link.
815 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
818 * builtins.c (expand_builtin_memcmp): Use loc instead of
820 (expand_builtin_strncmp): Likewise.
822 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
823 Manuel López-Ibáñez <manu@gcc.gnu.org>
826 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
827 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
828 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
829 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
830 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
831 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
832 tree-inline.c, c-common.c, c-common.h, gimple.c,
833 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
834 convert.c: Add location argument to fold_{unary,binary,ternary},
835 fold_build[123], build_call_expr, build_size_arg,
836 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
837 fold_build1_initializer, fold_build2_initializer,
838 fold_build3_initializer, fold_build_call_array,
839 fold_build_call_array_initializer, fold_single_bit_test,
840 omit_one_operand, omit_two_operands, invert_truthvalue,
841 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
842 combine_comparisons, fold_builtin_*, fold_call_expr,
843 build_range_check, maybe_fold_offset_to_address, round_up,
846 2009-07-16 Jason Merrill <jason@redhat.com>
849 * c-common.c (c_common_reswords): Add __is_standard_layout
851 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
852 * doc/implement-cxx.texi: New.
853 * doc/gcc.texi: Include it.
855 2009-07-16 DJ Delorie <dj@redhat.com>
857 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
858 compares that may be indirectly affected by previous instructions.
860 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
862 * builtins.c (do_mpc_arg2): New.
863 (fold_builtin_2): Fold builtin cpow.
864 * real.h (HAVE_mpc_pow): New.
866 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
868 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
869 comparison to skip unprofitable schedule
871 2009-07-16 Simon Baldwin <simonb@google.com>
873 * gcc.c (option_map): New flag -no-canonical-prefixes.
874 * (display_help): Print help text for new flag.
875 * (process_command): Move options translation and language specifics
876 and handle new flag early. Use it to set a function pointer to a
877 prefix builder. Replace make_relative_prefix calls with calls to
878 the function pointed to. Ignore new flag in regular options handling.
879 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
881 2009-07-15 DJ Delorie <dj@redhat.com>
883 * config/mep/mep.md (sibcall_internal): Change register to avoid
885 (sibcall_value_internal): Likewise.
887 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
889 PR rtl-optimization/40710
890 * resource.c (mark_target_live_regs): Reset DF problem to LR.
892 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
894 * config/mips/mips.md (*extenddi_truncate<mode>,
895 *extendsi_truncate<mode>): Change type attribute to move_type
896 with shift_shift. Split out code handling exts from here ...
897 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
899 (*extendhi_truncateqi): Change type attribute to move_type with
900 shift_shift. Split out code handling exts from here ...
901 (*extendhi_truncateqi_exts): ... to this new pattern.
903 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
905 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
906 instead of "and" with inverted sign bit mask value. Use
907 "nonimmediate_operand" for operand 1 and operand 2 predicate.
908 Allocate registers only for operand 4 and operand 5.
910 2009-07-15 Jakub Jelinek <jakub@redhat.com>
913 * fold-const.c (fold_cond_expr_with_comparison): When folding
914 < and <= to MIN, make sure the MIN uses the same type as the
915 comparison's operands.
917 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
919 * arm.md (ior_xor): New code iterator.
920 (split for ior/xor with shift and zero-extend): New split pattern.
921 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
923 2009-07-15 Richard Guenther <rguenther@suse.de>
925 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
928 2009-07-15 Richard Guenther <rguenther@suse.de>
931 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
933 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
935 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
936 handle 2.6.30 kernel.
938 2009-07-15 DJ Delorie <dj@redhat.com>
940 * config/mep/mep.md (sibcall_internal): Change register to allow
941 for 24-bit addresses.
942 (sibcall_value_internal): Likewise.
944 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
946 * doc/invoke.texi: Added descriptions of the scheduling heuristics
947 that are enabled/disabled by the flags introduced by a previous patch.
949 2009-07-14 DJ Delorie <dj@redhat.com>
951 * config/mep/mep.md (sibcall_internal): Include non-toggling
953 (sibcall_value_internal): Likewise.
955 2009-07-14 Taras Glek <tglek@mozilla.com>
956 Rafael Espindola <espindola@google.com>
958 * doc/sourcebuild.texi: Document install-plugin target.
959 * configure.ac: Added install-plugin target to language makefiles.
960 * configure: Regenerate.
961 * Makefile.in: (install-plugin): Install more headers,
962 depend on lang.install-plugin.
964 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
966 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
969 2009-07-14 DJ Delorie <dj@redhat.com>
971 * config/mep/mep.c (mep_vliw_jmp_match): New function.
972 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
973 * config/mep/mep.md (sibcall_internal): Change test from
974 mep_vliw_mode_match to mep_vliw_jmp_match.
975 (sibcall_value_internal): Likewise.
977 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
979 * config/i386/sse.md (copysign<mode>3): New expander.
980 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
981 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
982 Use ix86_build_const_vector.
983 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
984 IX86_BUILTIN_CPYSGNPD.
985 (builtin_description): Add __builtin_ia32_copysignps and
986 __builtin_ia32_copysignpd.
987 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
988 and BUILT_IN_COPYSIGNF.
990 2009-07-13 Jason Merrill <jason@redhat.com>
992 * builtins.c (can_trust_pointer_alignment): New fn.
993 (get_pointer_alignment): Factor it out from here.
994 * tree.h: Declare it.
996 2009-07-14 David Edelsohn <edelsohn@gnu.org>
998 * config/rs6000/predicates.md (offsettable_mem_operand): Test
1001 2009-07-14 Dodji Seketeli <dodji@redhat.com>
1005 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
1007 2009-07-14 Richard Guenther <rguenther@suse.de>
1008 Andrey Belevantsev <abel@ispras.ru>
1011 * cfgexpand.c (partition_stack_vars): Do not bother to update
1012 alias information when not optimizing.
1014 2009-07-14 Richard Guenther <rguenther@suse.de>
1015 Andrey Belevantsev <abel@ispras.ru>
1017 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
1018 (pt_solution_set): Likewise.
1019 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
1020 * tree-ssa-structalias.c (pt_solution_set): New function.
1021 * final.c (rest_of_clean_state): Free SSA data structures.
1022 * print-rtl.c (print_decl_name): Remove.
1023 (print_mem_expr): Implement in terms of print_generic_expr.
1024 * alias.c (ao_ref_from_mem): New function.
1025 (rtx_refs_may_alias_p): Likewise.
1026 (true_dependence): Query alias-export info.
1027 (canon_true_dependence): Likewise.
1028 (write_dependence_p): Likewise.
1029 * tree-dfa.c (get_ref_base_and_extent): For void types leave
1031 * emit-rtl.c (component_ref_for_mem_expr): Remove.
1032 (mem_expr_equal_p): Use operand_equal_p.
1033 (set_mem_attributes_minus_bitpos): Do not use
1034 component_ref_for_mem_expr.
1035 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
1036 (update_alias_info_with_stack_vars): Likewise.
1037 (partition_stack_vars): Call update_alias_info_with_stack_vars.
1038 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
1039 explicitly nor clear stmt operands.
1040 Free the decl-to-pointer map.
1041 * tree-optimize.c (execute_free_datastructures): Do not free
1042 SSA data structures here.
1043 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
1044 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
1045 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
1047 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
1049 2009-07-13 DJ Delorie <dj@redhat.com>
1051 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
1052 unrolling at the right iteration count.
1054 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
1057 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
1059 * haifa-sched.c (rank_for_schedule): Introduced flags to
1060 enable/disable individual scheduling heuristics.
1061 * common.opt: Introduced flags to enable/disable individual
1062 heuristics in the scheduler.
1063 * doc/invoke.texi: Introduced flags to enable/disable individual
1064 heuristics in the scheduler.
1066 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
1068 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
1069 config/i386/mingw-tls.c.
1070 * config/i386/mingw-tls.c: Removed.
1072 2009-07-13 Ira Rosen <irar@il.ibm.com>
1074 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
1075 checks access only relevant statements.
1076 (vectorizable_reduction): Likewise.
1078 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
1080 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
1081 just for 32-bit case.
1083 2009-07-12 Jan Hubicka <jh@suse.cz>
1085 PR tree-optimization/40585
1086 * except.c (expand_resx_expr): When there already is resume
1087 instruction, produce linked list.
1088 (build_post_landing_pads): Assert that resume is empty.
1089 (connect_post_landing_pads): Handle resume lists.
1090 (dump_eh_tree): Dump resume list.
1092 2009-07-12 Ira Rosen <irar@il.ibm.com>
1094 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
1095 with additional argument.
1096 * tree-vectorizer.h (enum vect_def_type): Add
1097 vect_double_reduction_def.
1098 (vect_is_simple_reduction): Add argument.
1099 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
1101 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
1102 vect_is_simple_reduction with additional argument.
1103 (vect_analyze_loop_operations): Handle exit phi nodes in case of
1105 (reduction_code_for_scalar_code): Handle additional codes by
1106 returning ERROR_MARK for them. Fix comment and indentation.
1107 (vect_is_simple_reduction): Fix comment, add argument to specify
1108 double reduction. Detect double reduction.
1109 (get_initial_def_for_induction): Fix indentation.
1110 (get_initial_def_for_reduction): Fix comment and indentation.
1111 Handle double reduction. Create initial definitions that do not
1112 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
1113 (vect_create_epilog_for_reduction): Fix comment, add argument to
1114 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
1115 epilogue result extraction. Create double reduction phi node and
1116 replace relevant uses.
1117 (vectorizable_reduction): Call vect_is_simple_reduction with
1118 additional argument. Fix indentation. Update epilogue code treatment
1119 according to the changes in reduction_code_for_scalar_code. Check
1120 for double reduction. Call vect_create_epilog_for_reduction with
1121 additional argument.
1122 * tree-vect-stmts.c (process_use): Handle double reduction, update
1124 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
1125 (vect_get_vec_def_for_operand): Likewise.
1127 2009-07-12 Danny Smith <dansmister@gmail.com>
1129 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
1130 dllexport if !TREE_PUBLIC.
1131 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
1133 2009-07-11 Anatoly Sokolov <aesok@post.ru>
1135 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
1136 (avr_extra_arch_macro) Remove declatation.
1137 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
1138 (avr_extra_arch_macro) Declare as static.
1139 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
1141 2009-07-11 Jan Hubicka <jh@suse.cz>
1144 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
1146 2009-07-11 Jakub Jelinek <jakub@redhat.com>
1149 * dwarf2out.c (dw_fde_struct): Add in_std_section and
1150 cold_in_std_section bits.
1151 (dwarf2out_begin_prologue): Initialize them.
1152 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
1153 if already covered by text_section or cold_text_section range.
1155 PR rtl-optimization/40667
1156 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
1157 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
1158 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
1159 * config/i386/i386.c (ix86_minimum_alignment): New function.
1160 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
1161 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
1162 * emit-rtl.c (gen_reg_rtx): Likewise.
1163 * function.c (assign_parms): Likewise. If nominal_type needs
1164 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
1165 rather than passed_type's alignment.
1168 * function.c (assign_parm_setup_stack): Adjust
1169 MEM_OFFSET (data->stack_parm) if promoted_mode is different
1170 from nominal_mode on big endian.
1172 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
1174 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
1176 2009-07-10 DJ Delorie <dj@redhat.com>
1178 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
1180 2009-07-10 Mark Mitchell <mark@codesourcery.com>
1182 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
1184 (thumb2_cbnz): Likewise.
1186 2009-07-10 David Daney <ddaney@caviumnetworks.com>
1189 * config.gcc (supported_defaults): Add synci.
1190 (with_synci): Add validation.
1191 (all_defaults): Add synci.
1192 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
1195 * config/mips/mips.opt (msynci): New option.
1196 * config/mips/mips.c (mips_override_options): Warn on use of
1197 -msynci for targets that do now support it.
1198 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
1200 * gcc/doc/invoke.texi (-msynci): Document the new option.
1201 * doc/install.texi (--with-synci): Document the new option.
1203 2009-07-10 Richard Guenther <rguenther@suse.de>
1205 PR tree-optimization/40496
1206 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
1207 the PHI result with a compatible type.
1209 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
1213 * c.opt (Wunused-result): New.
1214 * doc/invoke.texi: Document it.
1215 * c-common.c (c_warn_unused_result): Use it.
1217 2009-07-09 DJ Delorie <dj@redhat.com>
1219 * targhooks.c (default_target_can_inline_p): Rename from
1220 default_target_option_can_inline_p.
1221 * targhooks.h (default_target_can_inline_p): Likewise.
1222 * target-def.h (TARGET_CAN_INLINE_P): Rename from
1223 TARGET_OPTION_CAN_INLINE_P.
1224 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
1225 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
1226 (mep_target_can_inline_p): Rename from
1227 mep_target_option_can_inline_p.
1230 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
1231 registers used to pass vectors.
1233 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
1235 2009-07-09 Tom Tromey <tromey@redhat.com>
1237 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
1238 * config/mmix/mmix.c: Include dwarf2.h.
1239 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
1240 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
1241 * config/sh/sh.c: Include dwarf2.h.
1242 * config/i386/i386.c: Include dwarf2.h.
1243 * Makefile.in (DWARF2_H): Remove 'elf'.
1244 * except.c: Include dwarf2.h.
1245 * unwind-dw2.c: Include dwarf2.h.
1246 * dwarf2out.c: Include dwarf2.h.
1247 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
1248 * unwind-dw2-fde.c: Include dwarf2.h.
1249 * dwarf2asm.c: Include dwarf2.h.
1251 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1253 * haifa-sched.c (insn_finishes_cycle_p): New static function.
1254 (max_issue): Use it.
1255 * sched-int.h (struct sched_info: insn_finishes_block_p): New
1257 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
1258 (region_sched_info): Update.
1259 * sched-ebb.c (ebb_sched_info): Update.
1260 * modulo-sched.c (sms_sched_info): Update.
1261 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
1263 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1265 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
1267 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
1269 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
1271 2009-07-09 Jakub Jelinek <jakub@redhat.com>
1274 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
1275 arg1 with arg01 if arg1 is already INTEGER_CST.
1277 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1279 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
1280 Transform (and (truncate)) into (truncate (and)).
1282 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1284 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
1285 creating LHS paradoxical subregs. Fix surrounding returns to
1286 use NULL_RTX rather than 0.
1288 2009-07-08 DJ Delorie <dj@redhat.com>
1290 * config/mep/mep.c: (mep_option_can_inline_p): New.
1291 (TARGET_OPTION_CAN_INLINE_P): Define.
1293 2009-07-08 Mark Wielaard <mjw@redhat.com>
1296 * dwarf2out.c (add_data_member_location_attribute): When we have
1297 only a constant offset don't emit a new location description using
1298 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
1301 2009-07-08 Richard Henderson <rth@redhat.com>
1304 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
1305 (enum reg_class): Add CLOBBERED_REGS.
1306 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
1307 * config/i386/i386.c (ix86_conditional_register_usage): Moved
1308 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
1309 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
1310 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
1311 force 64-bit sibcalls into R11.
1312 * config/i386/constraints.md (U): New constraint.
1313 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
1314 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
1315 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
1317 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
1319 * basic-block.h (dump_regset, debug_regset): Remove duplicate
1321 * c-objc-common.h (c_initialize_diagnostics): Ditto.
1322 * ebitmap.h (dump_ebitmap): Ditto.
1323 * optabs.h (optab_libfunc): Ditto.
1324 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
1325 * tree-flow.h (vect_can_force_dr_alignment_p,
1326 get_vectype_for_scalar_type): Ditto.
1327 (vectorize_loops): Move prototype to ...
1328 * tree-vectorizer.h: ... here. Also, adjust comment.
1329 (vect_set_verbosity_level): Remove duplicate prototype.
1330 * tree-ssa-loop.c: Include tree-vectorizer.h.
1331 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
1333 2009-07-08 Nick Clifton <nickc@redhat.com>
1335 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
1338 2009-07-08 DJ Delorie <dj@redhat.com>
1340 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
1341 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
1342 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
1344 * config/mep/intrinsics.md: Regenerated.
1345 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
1346 registers when asm() or calls are detected.
1348 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1351 * gimplify.c (gimplify_expr): Propagate no_warning flag when
1353 * gimple (gimple_build_call_from_tree): Likewise.
1354 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
1355 no_warning flag before warning.
1357 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1359 * tree.c (set_expr_locus): Remove.
1360 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
1361 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
1363 * gimplify.c (internal_get_tmp_var): Likewise.
1364 (gimplify_call_expr): Likewise.
1365 (gimplify_one_sizepos): Likewise.
1367 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
1370 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
1371 to variables for debugging purposes.
1373 2009-06-23 Mark Loeser <mark@halcy0n.com>
1376 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
1378 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1380 * pretty-print.c (pp_base_format): Remove %J.
1381 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1382 gcc_cxxdiag_char_table): Likewise.
1383 (init_dynamic_diag_info): Likewise.
1385 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1387 * pretty-print.c (pp_base_format): Remove %H.
1388 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1389 gcc_cxxdiag_char_table): Likewise.
1390 (init_dynamic_diag_info): Likewise.
1391 * config/mep/mep.c (mep_select_section): Likewise.
1393 2009-07-07 Duncan Sands <baldrick@free.fr>
1395 * final.c (pass_clean_state): Give the pass a name.
1396 * passes.c (pass_rest_of_compilation): Likewise.
1397 * tree-optimize.c (pass_all_optimizations): Likewise.
1399 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
1401 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
1402 an extra 'decl' for error_at.
1404 2009-07-07 Jakub Jelinek <jakub@redhat.com>
1407 * tree-tailcall.c (adjust_return_value_with_ops,
1408 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
1409 if it has complex or vector type.
1411 2009-07-07 Olivier Hainque <hainque@adacore.com>
1413 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
1416 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
1418 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
1420 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1422 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
1423 * c-decl.c: Likewise.
1424 * function.c: Likewise.
1425 * varasm.c: Likewise.
1426 * tree-ssa.c: Likewise.
1427 * c-common.c: Likewise.
1428 * tree-cfg.c: Likewise.
1429 * config/spu/spu.c: Likewise.
1430 * config/ia64/ia64.c: Likewise.
1431 * config/v850/v850.c: Likewise.
1433 2009-07-06 DJ Delorie <dj@redhat.com>
1435 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
1436 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
1437 unspecified accesses to control registers.
1438 * config/mep/intrinsics.md: Regenerate.
1439 * config/mep/intrinsics.h: Regenerate.
1440 * config/mep/mep-intrin.h: Regenerate.
1442 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1444 * c-lex.c: Replace %H by an explicit location. Update all calls.
1445 * c-common.c: Likewise.
1446 * c-decl.c: Likewise.
1447 * c-typeck.c: Likewise.
1448 * fold-const.c: Likewise.
1449 * gimplify.c: Likewise.
1451 * tree-cfg.c: Likewise.
1452 * tree-ssa-loop-niter.c: Likewise.
1453 * tree-vrp.c: Likewise.
1454 * value-prof.c: Likewise.
1456 2009-07-06 Diego Novillo <dnovillo@google.com>
1458 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
1459 if it has one. Handle cases where VAR does not have an
1460 annotation or cfun is NULL.
1462 2009-07-06 Diego Novillo <dnovillo@google.com>
1464 * tree.c: Include debug.h.
1465 (initialize_tree_contains_struct): New.
1466 (init_ttree): Call it.
1467 (tree_node_structure_for_code): Factor out of ...
1468 (tree_node_structure): ... here.
1469 * treestruct.def (TS_PHI_NODE): Remove.
1470 (TS_GIMPLE_STATEMENT): Remove.
1472 2009-07-06 Diego Novillo <dnovillo@google.com>
1474 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
1475 (debug_tree_chain): Handle cycles.
1477 2009-07-06 Nick Clifton <nickc@redhat.com>
1478 DJ Delorie <dj@redhat.com>
1480 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1481 __FMOVD_ENABLED__ is defined.
1483 (TARGET_FMOVD): Provide a default definition.
1484 (MASK_FMOVD): Likewise.
1485 (TARGET_CPU_CPP_BUILTINS): Define
1486 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1487 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1488 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
1489 (split for DF load from memory into register): Also handle
1490 MEMs which consist of REG+DISP addressing.
1491 (split for DF store from register to memory): Likewise.
1492 (movsf_ie): Always use single fp_mode.
1493 * config/sh/sh.c (sh_override_options): Do not automatically
1494 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1495 that to the -mfmovd command line switch.
1496 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
1497 (fldi_ok): Always allow.
1498 * config/sh/sh.opt (mfmovd): Remove this switch.
1499 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1501 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
1502 Kaz Kojima <kkojima@gcc.gnu.org>
1504 PR rtl-optimization/30807
1505 * postreload.c (reload_combine): For every new use of REG_SUM,
1506 record the use of BASE.
1508 2009-07-06 Jan Hubicka <jh@suse.cz>
1510 * params.def: Revert my accidental commit at 2009-06-30.
1512 2009-07-04 Ian Lance Taylor <iant@google.com>
1515 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
1517 (mingw_format_attribute_overrides): Likewise.
1519 2009-07-04 Jakub Jelinek <jakub@redhat.com>
1522 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
1523 don't check cfa.reg. Instead of cfa.indirect use
1524 fde && fde->drap_reg != INVALID_REGNUM test.
1526 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
1528 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
1530 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
1533 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
1535 2009-07-03 Richard Guenther <rguenther@suse.de>
1537 PR tree-optimization/40640
1538 * tree-switch-conversion.c (build_arrays): Perform arithmetic
1541 2009-07-03 Jan Hubicka <jh@suse.cz>
1543 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
1544 for size, reduce amount of inlining.
1546 2009-07-03 Richard Guenther <rguenther@suse.de>
1549 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
1550 if t +- x is known to not overflow and the conversion widens the
1552 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
1554 2009-07-03 Jan Hubicka <jh@suse.cz>
1556 * ipa-pure-const.c (analyze): Update loop optimizer init.
1557 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
1558 try_remove_empty_loop, remove_empty_loops): Remove.
1559 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
1560 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
1561 to mark regular loops as neccesary.
1562 (degenerate_phi_p): New function.
1563 (propagate_necessity, remove_dead_phis): Use it.
1564 (forward_edge_to_pdom): Likewise.
1565 (eliminate_unnecessary_stmts): Take care to remove uses of results of
1566 virtual PHI nodes that became unreachable.
1567 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
1568 * tree-flow.h (remove_empty_loops): Remove.
1569 * passes.c (init_optimization_passes): Remove.
1571 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
1573 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
1574 can_create_pseudo_p.
1575 (*fix_trunc<mode>_i387_1): Ditto.
1576 (*floathi<mode>2_1): Ditto.
1577 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
1578 (*fistdi2_1): Ditto.
1579 (*fist<mode>2_1): Ditto.
1580 (frndintxf2_floor): Ditto.
1581 (*fist<mode>2_floor_1): Ditto.
1582 (frndintxf2_ceil): Ditto.
1583 (*fist<mode>2_ceil_1): Ditto.
1584 (frndintxf2_trunc): Ditto.
1585 (frndintxf2_mask_pm): Ditto.
1586 (fxam<mode>2_i387_with_temp): Ditto.
1587 * config/i386/sse.md (mulv16qi3): Ditto.
1588 (*sse2_mulv4si3): Ditto.
1590 (sse4_2_pcmpestr): Ditto.
1591 (sse4_2_pcmpistr): Ditto.
1593 2009-07-03 Jan Hubicka <jh@suse.cz>
1595 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
1596 (mark_stmt_necessary): Set it.
1597 (mark_operand_necessary): Set it.
1598 (mark_control_dependent_edges_necessary): Set it.
1599 (mark_virtual_phi_result_for_renaming): New function.
1600 (get_live_post_dom): New function.
1601 (forward_edge_to_pdom): New function.
1602 (remove_dead_stmt): Fix handling of control dependences.
1603 (tree_dce_init): Init new bitmap.
1604 (tree_dce_done): Free it.
1606 2009-07-02 Richard Guenther <rguenther@suse.de>
1609 * tree-ssa-structalias.c (new_var_info): Initialize
1612 2009-07-02 Jan Hubicka <jh@suse.cz>
1614 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
1617 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
1619 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
1620 instead of recomputing it. Adjust calls.
1621 (emit_store_flag): Adjust recursive calls.
1623 2009-07-02 Richard Guenther <rguenther@suse.de>
1625 * tree-ssa-live.c (remove_unused_locals): Do not remove
1627 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
1628 of DECL_EXTERNAL for HEAP variables.
1629 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
1630 HEAP variables. Do not adjust RESTRICT vars.
1631 (find_what_var_points_to): Nobody cares if something
1634 2009-07-02 Ben Elliston <bje@au.ibm.com>
1636 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
1637 pc_low and pc_high declarations to the top of the function.
1639 2009-07-01 DJ Delorie <dj@redhat.com>
1641 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
1643 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
1644 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
1645 unspecified accesses to control registers.
1646 * config/mep/intrinsics.md: Regenerate.
1647 * config/mep/intrinsics.h: Regenerate.
1648 * config/mep/mep-intrin.h: Regenerate.
1650 2009-07-01 Anthony Green <green@moxielogic.com>
1652 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1653 instruction when possible.
1654 (moxie_expand_prologue): Ditto. Also, save an instruction and
1655 some complexity by popping off of $r12 instead of $sp.
1656 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
1659 2009-07-01 Richard Henderson <rth@redhat.com>
1662 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
1663 contained no insns, reposition note before last insn.
1665 2009-07-01 Richard Henderson <rth@redhat.com>
1668 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
1669 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
1671 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1674 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
1675 darwin9 for printing reg addresses with %y.
1677 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1679 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
1680 truncation from operands in binary operations.
1682 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1685 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
1686 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
1687 subreg of op0 to the original op0.
1689 * expmed.c (store_bit_field_1): Use a temporary as the destination
1690 instead of a paradoxical subreg when we need to truncate the result.
1692 2009-07-01 DJ Delorie <dj@redhat.com>
1694 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
1695 names to VLIW variants.
1696 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
1697 * config/mep/intrinsics.md: Regenerate.
1698 * config/mep/intrinsics.h: Regenerate.
1699 * config/mep/mep-intrin.h: Regenerate.
1701 2009-07-01 Jakub Jelinek <jakub@redhat.com>
1704 * jump.c (returnjump_p): Revert last patch.
1705 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
1707 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1710 * pa.md (casesi32p): Use jump table label to determine the offset
1712 (casesi64p): Likewise.
1714 * pa.c (forward_branch_p): Return bool type. Use instruction
1715 addresses when available. Assert that INSN has a jump label.
1716 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
1719 2009-07-01 Richard Guenther <rguenther@suse.de>
1721 PR tree-optimization/19831
1722 * tree-ssa-dce.c (propagate_necessity): Calls to functions
1723 that only act as barriers do not make any previous stores necessary.
1724 * tree-ssa-structalias.c (handle_lhs_call): Delay making
1725 HEAP variables global, do not add a constraint from nonlocal.
1726 (find_func_aliases): Handle escapes through return statements.
1727 (compute_points_to_sets): Make escaped HEAP variables global.
1729 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1732 * expmed.c (emit_store_flag): Perform a conversion if necessary,
1733 after reducing a DImode cstore to SImode.
1735 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1737 * expr.c (expand_expr_real_1): Reinstate fallthrough to
1738 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
1740 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
1742 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
1743 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
1745 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
1746 and umod_optab if TARGET_BSD_DIVMOD.
1747 * config/vax/lib1funcs.asm: New file.
1748 * config/vax/t-linux: New file.
1749 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
1751 2009-06-30 Jakub Jelinek <jakub@redhat.com>
1754 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
1755 to type arguments that have void type.
1758 * dwarf2out.c (gen_formal_parameter_die): Call
1759 equate_decl_number_to_die if node is different from origin.
1761 2009-06-30 Anthony Green <green@moxielogic.com>
1763 Clean up moxie port for --enable-build-with-cxx.
1764 * config/moxie/moxie.c (moxie_function_value): First two
1765 parameters are const_tree, not tree.
1766 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
1767 (REG_CLASS_NAMES): Ditto.
1768 (REGNO_REG_CLASS): Ditto.
1769 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
1770 (moxie_function_value): Fix constyness of arguments.
1772 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
1774 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
1775 finalize_size_functions before further processing.
1776 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
1777 (variable_size): Call self_referential_size on size expressions
1778 that contain a PLACEHOLDER_EXPR.
1779 (size_functions): New static variable.
1780 (copy_self_referential_tree_r): New static function.
1781 (self_referential_size): Likewise.
1782 (finalize_size_functions): New global function.
1783 * tree.c: Include tree-inline.h.
1784 (push_without_duplicates): New static function.
1785 (find_placeholder_in_expr): New global function.
1786 (substitute_in_expr) <tcc_declaration>: Return the replacement object
1788 <tcc_expression>: Likewise.
1789 <tcc_vl_exp>: If the replacement object is a constant, try to inline
1790 the call in the expression.
1791 * tree.h (finalize_size_functions): Declare.
1792 (find_placeholder_in_expr): Likewise.
1793 (FIND_PLACEHOLDER_IN_EXPR): New macro.
1794 (substitute_placeholder_in_expr): Update comment.
1795 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
1797 (copy_tree_body_r): Likewise.
1798 (copy_tree_body): New static function.
1799 (maybe_inline_call_in_expr): New global function.
1800 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
1801 (maybe_inline_call_in_expr): Declare.
1802 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
1803 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
1806 2009-06-30 Richard Guenther <rguenther@suse.de>
1808 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
1810 (propagate_necessity): Do not mark reaching defs of stores
1813 2009-06-30 Jan Hubicka <jh@suse.cz>
1815 * cfgloopanal.c (check_irred): Move into ...
1816 (mark_irreducible_loops): ... here; return true if ireducible
1818 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
1819 (analyze_function): Try to prove loop finiteness.
1820 * cfgloop.h (mark_irreducible_loops): Update prototype.
1821 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
1823 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
1825 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
1827 2009-06-30 Ira Rosen <irar@il.ibm.com>
1829 PR tree-optimization/40542
1830 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
1833 2009-06-30 Martin Jambor <mjambor@suse.cz>
1835 PR tree-optimization/40582
1836 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
1837 than useless_type_conversion_p.
1838 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
1841 2009-06-30 Martin Jambor <mjambor@suse.cz>
1844 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
1846 2009-06-30 Richard Guenther <rguenther@suse.de>
1848 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
1849 use ao_ref references.
1850 (walk_aliased_vdefs): Likewise.
1851 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
1852 * tree-ssa-dce.c (struct ref_data): Remove.
1853 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
1854 (mark_aliased_reaching_defs_necessary): Adjust.
1855 (mark_all_reaching_defs_necessary_1): Likewise.
1857 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
1860 * expmed.c (emit_cstore): New name of emit_store_flag_1.
1861 (emit_store_flag_1): Extract from emit_store_flag, adjust
1862 calls to (what now is) emit_cstore.
1863 (emit_store_flag): Call emit_store_flag_1 and also use it
1864 for what used to be recursive calls.
1866 2009-06-30 Wei Guozhi <carrot@google.com>
1869 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
1870 if the target bb post dominates from bb.
1871 * config/i386/i386.c (memory_address_length): Check existence of base
1872 register before using it.
1874 2009-06-30 Nick Clifton <nickc@redhat.com>
1875 DJ Delorie <dj@redhat.com>
1877 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1878 __FMOVD_ENABLED__ is defined.
1880 (TARGET_FMOVD): Provide a default definition.
1881 (MASK_FMOVD): Likewise.
1882 (TARGET_CPU_CPP_BUILTINS): Define
1883 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1884 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1885 two fmov instructions depending upon whether TARGET_FMOVD is
1887 (split for DF load from memory into register): Also handle
1888 MEMs which consist of REG+DISP addressing.
1889 (split for DF store from register to memory): Likewise.
1890 * config/sh/sh.opt (mfmovd): Remove this switch.
1891 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1892 * config/sh/sh.c (sh_override_options): Do not automatically
1893 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1894 that to the -mfmovd command line switch.
1896 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
1898 (fldi_ok): Always allow.
1899 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
1901 2009-06-29 DJ Delorie <dj@redhat.com>
1903 * doc/install.texi (mep-x-elf): Correct chip's full name.
1905 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
1907 * doc/extend.texi: Fix typo.
1909 2009-06-29 Tom Tromey <tromey@redhat.com>
1912 * Makefile.in (DWARF2_H): New variable.
1914 (dwarf2out.o): Likewise.
1915 (dwarf2asm.o): Likewise.
1916 * config/i386/t-i386: Use DWARF2_H.
1917 * except.c: Include elf/dwarf2.h.
1918 * unwind-dw2.c: Include elf/dwarf2.h.
1919 * dwarf2out.c: Include elf/dwarf2.h.
1920 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
1921 <dtprel>: New field.
1922 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
1923 (size_of_loc_descr): Likewise.
1924 (output_loc_operands_raw): Likewise.
1925 (output_loc_operands): Handle new dtprel field.
1926 (loc_checksum): Update.
1927 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
1928 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
1929 * unwind-dw2-fde.c: Include elf/dwarf2.h.
1930 * dwarf2asm.c: Include elf/dwarf2.h.
1931 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
1932 * config/mmix/mmix.c: Include elf/dwarf2.h.
1933 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
1934 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
1935 * config/sh/sh.c: Include elf/dwarf2.h.
1936 * config/i386/i386.c: Include elf/dwarf2.h.
1938 2009-06-29 DJ Delorie <dj@redhat.com>
1940 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
1942 * doc/extend.texi: Add MeP attributes and pragmas.
1943 * doc/invoke.text: Add MeP Options.
1944 * doc/contrib.texi: Add MeP contribution.
1945 * doc/md.texi: Add MeP constraints.
1946 * doc/install.texi: Add MeP target.
1948 2009-06-30 Anatoly Sokolov <aesok@post.ru>
1950 * target.h (struct gcc_target): Add frame_pointer_required field.
1951 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
1952 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
1953 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
1955 * reload1.c (update_eliminables): (Ditto.).
1956 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
1957 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1958 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
1960 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
1962 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
1963 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1964 (arm_frame_pointer_required): New function.
1966 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
1967 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1968 (avr_frame_pointer_required_p): Declare as static.
1969 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
1971 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
1972 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1973 (bfin_frame_pointer_required): Make as static, change return type
1975 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
1977 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
1978 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1979 (cris_frame_pointer_required): New function.
1981 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
1983 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
1984 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1985 (fr30_frame_pointer_required): New function.
1987 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
1988 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1989 (frv_frame_pointer_required): Make as static, change return type
1991 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
1993 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
1994 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1995 (ix86_frame_pointer_required): Make as static, change return type to
1997 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
1999 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
2000 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2002 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
2004 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
2006 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
2008 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
2009 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2010 (mips_frame_pointer_required): Make as static.
2011 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
2013 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
2014 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2015 (mmix_frame_pointer_required): Mew function.
2017 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
2018 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2020 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
2022 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
2024 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
2026 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
2027 (CAN_ELIMINATE): Redefine.
2028 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2029 (sparc_frame_pointer_required): New function.
2030 (sparc_can_eliminate): New function.
2031 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
2033 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
2034 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2036 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
2037 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2038 (xtensa_frame_pointer_required): Make as static, change return type
2040 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
2043 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
2045 * doc/plugins.texi: Document PLUGIN_START_UNIT.
2046 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
2047 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
2048 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
2049 (register_callback): Handle PLUGIN_START_UNIT.
2050 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
2052 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
2054 * tree.c (process_call_operands): Propagate TREE_READONLY from the
2056 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
2057 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
2059 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
2061 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
2064 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
2066 * doc/extend.texi (Additional Floating Types): __float128 is also
2067 supported on i386 targets.
2069 2009-06-29 Richard Guenther <rguenther@suse.de>
2072 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
2074 (pt_solutions_same_restrict_base): Declare.
2075 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
2077 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
2078 (make_constraint_from, make_copy_constraint): Move earlier.
2079 (make_constraint_from_heapvar): New function.
2080 (make_constraint_from_restrict): Likewise.
2081 (handle_lhs_call): Use it.
2082 (find_func_aliases): Use it to track conversions to restrict
2084 (struct fieldoff): Add only_restrict_pointers flag.
2085 (push_fields_onto_fieldstack): Initialize it.
2086 (create_variable_info_for): Track global restrict qualified pointers.
2087 (intra_create_variable_infos): Use make_constraint_from_heapvar.
2088 Track restrict qualified pointer arguments.
2089 (set_uids_in_ptset): Use varinfo is_global_var flag.
2090 (find_what_var_points_to): Set the vars_contains_restrict flag.
2091 Always create the points-to solution for sets including restrict tags.
2092 (pt_solutions_same_restrict_base): New function.
2093 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
2094 qualified pointers use pt_solutions_same_restrict_base as
2095 additional source for disambiguation.
2097 2009-06-29 Richard Guenther <rguenther@suse.de>
2100 * alias.c (find_base_decl): Remove.
2101 (get_deref_alias_set_1): Remove restrict handling.
2102 * c-common.c (c_apply_type_quals_to_decl): Do not set
2103 DECL_POINTER_ALIAS_SET.
2104 * gimplify.c (find_single_pointer_decl_1): Remove.
2105 (find_single_pointer_decl): Likewise.
2106 (internal_get_tmp_var): Remove restrict handling.
2107 (gimple_regimplify_operands): Likewise.
2108 * omp-low.c (expand_omp_atomic_pipeline): Do not set
2109 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
2110 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
2111 * tree.c (restrict_base_for_decl): Remove.
2112 (init_ttree): Do not allocate it.
2113 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
2114 LABEL_DECL_UID for label decls.
2115 (copy_node_stat): Do not copy restrict information.
2116 (decl_restrict_base_lookup): Remove.
2117 (decl_restrict_base_insert): Likewise.
2118 (print_restrict_base_statistics): Likewise.
2119 (dump_tree_statistics): Do not call print_restrict_base_statistics.
2120 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
2121 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
2122 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
2123 (LABEL_DECL_UID): Adjust.
2124 (DECL_BASED_ON_RESTRICT_P): Remove.
2125 (DECL_GET_RESTRICT_BASE): Likewise.
2126 (SET_DECL_RESTRICT_BASE): Likewise.
2127 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
2129 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
2130 instead of DECL_POINTER_ALIAS_SET.
2131 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
2132 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
2133 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
2135 2009-06-29 Richard Guenther <rguenther@suse.de>
2137 PR tree-optimization/40579
2138 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
2139 the IL to simplify has constants that overflowed.
2141 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
2143 PR tree-optimization/40550
2144 * tree-vect-generic.c (expand_vector_operations_1): Compute in
2145 vector_compute_type only when the size of vector_compute_type is
2146 less than the size of type.
2148 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
2150 * fold-const.c (contains_label_1): Fix comments.
2151 (contains_label_p): Do not walk trees multiple time.
2153 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2155 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
2156 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
2157 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
2158 ix86_fp_comparison_operator.
2159 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
2160 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
2161 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
2162 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
2163 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
2164 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
2165 (related splits): Change predicate to ix86_fp_comparison_operator.
2166 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
2167 instead of ix86_fp_comparison_codes.
2168 (ix86_trivial_fp_comparison_operator,
2169 ix86_fp_comparison_operator): New.
2170 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
2171 (ix86_expand_compare): Eliminate last two parameters.
2172 (ix86_fp_jump_nontrivial_p): Kill.
2173 * config/i386/i386.c (put_condition_code): Eliminate call to
2174 ix86_fp_comparison_codes and subsequent assertion.
2175 (ix86_fp_comparison_codes): Eliminate.
2176 (ix86_fp_swap_condition): New.
2177 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
2178 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
2179 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
2180 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
2181 and ix86_fp_swap_condition.
2182 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
2183 Use ix86_fp_comparison_strategy.
2184 (ix86_expand_compare): Likewise. Eliminate last two arguments.
2185 (ix86_fp_jump_nontrivial_p): Eliminate.
2186 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
2187 call to ix86_expand_compare.
2188 (ix86_split_fp_branch, ix86_expand_setcc,
2189 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
2190 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
2192 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2194 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
2195 related to jump_clobbers.
2196 * config/arm/arm.md (conds): Remove jump_clob case.
2197 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
2198 splits): Change comparison_operator to arm_comparison_operator.
2199 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
2202 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2204 * dojump.c (do_compare_rtx_and_jump): Try swapping the
2205 condition for floating point modes.
2206 * expmed.c (emit_store_flag_1): Move here a bigger part
2208 (emit_store_flag): Try swapping the condition for floating point
2210 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
2212 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2214 * expr.c (expand_expr_real_1): Just use do_store_flag.
2215 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
2216 emit_store_flag_force.
2217 * expmed.c (emit_store_flag_force): Copy here trick
2218 previously in expand_expr_real_1. Try reversing the comparison.
2219 (emit_store_flag_1): Work if target is NULL.
2220 (emit_store_flag): Work if target is NULL, using the result mode
2221 from the comparison. Use split_comparison, restructure final part
2222 to simplify conditionals.
2224 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2226 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
2227 * dojump.c (do_jump): Change handling of floating-point
2228 ops to use just do_compare_and_jump.
2229 (split_comparison): New.
2230 (do_compare_rtx_and_jump): Add here logic coming previously
2231 in do_jump, using split_comparison.
2233 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
2236 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
2238 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2240 * tree-ssa-alias.c: Fix unintentional commit.
2242 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2244 * passes.c (execute_one_pass): Fix unintentional commit.
2246 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2248 * df-problems.c (df_set_seen, df_unset_seen): Delete.
2249 (df_rd_local_compute, df_md_local_compute): Inline them.
2251 (df_md_scratch): New.
2252 (df_md_alloc, df_md_free): Allocate/free it.
2253 (df_md_local_compute): Only include live registers in init.
2254 (df_md_transfer_function): Prune the in-set computed by
2255 the confluence function, and the gen-set too.
2257 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2259 PR rtl-optimization/26854
2260 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
2261 * df-problems.c (df_rd_add_problem): Fix comment.
2262 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
2263 df_md_simulate_artificial_defs_at_top,
2264 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
2265 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
2266 df_md_transfer_function, df_md_init, df_md_confluence_0,
2267 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
2268 problem_MD, df_md_add_problem): New.
2269 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
2270 df_md_get_bb_info): New.
2271 (DF_LAST_PROBLEM_PLUS1): Adjust.
2273 * Makefile.in (fwprop.o): Include domwalk.h.
2274 * fwprop.c: Include domwalk.h.
2275 (reg_defs, reg_defs_stack): New.
2276 (bitmap_only_bit_between): Remove.
2277 (process_defs): New.
2278 (process_uses): Use reg_defs and local_md instead of
2279 bitmap_only_bit_between and local_rd.
2280 (single_def_use_enter_block): New, from build_single_def_use_links.
2281 (single_def_use_leave_block): New.
2282 (build_single_def_use_links): Remove code moved to
2283 single_def_use_enter_block, invoke domwalk.
2284 (use_killed_between): Adjust comment.
2286 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2288 * bitmap.h (bitmap_ior_and_into): New.
2289 * bitmap.c (bitmap_ior_and_into): New.
2291 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2293 * domwalk.h (struct dom_walk_data): Remove all callbacks except
2294 before_dom_children_before_stmts and after_dom_children_after_stmts.
2295 Rename the two remaining callbacks to just before_dom_children and
2296 after_dom_children. Remove other GIMPLE statement walking bits.
2297 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
2298 * graphite.c: Do not include domwalk.h.
2299 * tree-into-ssa.c (interesting_blocks): New global.
2300 (struct mark_def_sites_global_data): Remove it and names_to_rename.
2301 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
2302 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
2303 now that they're not domwalk callbacks.
2304 (rewrite_initialize_block): Rename to...
2305 (rewrite_enter_block): ... this, place after called functions. Test
2306 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
2307 (rewrite_finalize_block): Rename to...
2308 (rewrite_leave_block): ... this, place after called functions.
2309 (rewrite_update_init_block): Rename to...
2310 (rewrite_update_enter_block): ... this, place after called functions.
2311 Test interesting_blocks, call rewrite_update_stmt and
2312 rewrite_update_phi_arguments.
2313 (rewrite_update_fini_block): Rename to...
2314 (rewrite_leave_block): ... this, place after called functions.
2315 (rewrite_blocks): Remove last argument, simplify initialization of
2317 (mark_def_sites_initialize_block): Rename to...
2318 (mark_def_sites_block): ... this, call mark_def_sites.
2319 (mark_def_sites_blocks): Remove argument, simplify initialization of
2321 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
2322 (update_ssa): Likewise.
2323 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
2325 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
2326 (dom_opt_initialize_block): Rename to...
2327 (dom_opt_enter_block): ... this, place after called functions. Walk
2328 statements here, inline propagate_to_outgoing_edges.
2329 (dom_opt_finalize_block): Rename to...
2330 (dom_opt_leave_block): ... this, place after called functions.
2331 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
2333 (dse_enter_block, dse_record_phi): New.
2334 (dse_record_phis): Delete.
2335 (dse_finalize_block): Rename to...
2336 (dse_leave_block): ... this.
2337 (tree_ssa_dse): Simplify initialization of walk_data.
2338 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
2339 Adjust initialization of walk_data.
2340 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
2341 * tree-ssa-loop-phiopt.c (get_non_trapping):
2342 Adjust initialization of walk_data.
2343 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
2344 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
2345 it's not a domwalk callback.
2346 (uncprop_initialize_block): Rename to...
2347 (dse_enter_block): ... this, call uncprop_into_successor_phis.
2348 (dse_finalize_block): Rename to...
2349 (dse_leave_block): ... this.
2350 (tree_ssa_uncprop): Simplify initialization of walk_data.
2351 * Makefile.in: Adjust dependencies.
2353 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
2355 * arm.md (casesi): Fix test for Thumb1.
2356 (thumb1_casesi_internal_pic): Likewise.
2357 (thumb1_casesi_dispatch): Likewise.
2359 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
2361 * config/arm/arm-cores.def: Added core cortex-m0.
2362 * config/arm/arm-tune.md: Regenerated.
2363 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
2365 2009-06-26 DJ Delorie <dj@redhat.com>
2367 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
2369 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
2370 the scheduler doesn't tag jump insns.
2372 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
2374 * c-decl.c (merge_decls): Re-indent.
2376 2009-06-26 Janis Johnson <janis187@us.ibm.com>
2379 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
2380 Special-case decimal float constants.
2382 2009-06-26 Richard Henderson <rth@redhat.com>
2384 * function.h (struct function): Add cannot_be_copied_reason,
2385 and cannot_be_copied_set.
2386 * tree-inline.c (has_label_address_in_static_1): Rename from
2387 inline_forbidden_p_2; don't set inline_forbidden_reason here.
2388 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
2389 don't set inline_forbidden_reason.
2390 (copy_forbidden): New function, split out of inline_forbidden_p.
2391 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
2392 (inline_forbidden_p): Use copy_forbidden.
2393 (tree_versionable_function_p): Likewise.
2394 (inlinable_function_p): Merge into tree_inlinable_function_p.
2395 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
2396 * ipa-cp.c (ipcp_versionable_function_p): New function.
2397 (ipcp_cloning_candidate_p): Use it.
2398 (ipcp_node_modifiable_p): Likewise.
2400 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
2402 * builtins.c (expand_builtin_alloca): Handle builtin alloca
2403 that is marked not to be inlined. Remove flag_mudflap use.
2404 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
2405 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
2407 2009-06-26 Steve Ellcey <sje@cup.hp.com>
2410 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
2411 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
2413 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
2415 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
2417 (__mingwthr_remove_key_dtor): Likewise.
2419 2009-06-26 Richard Guenther <rguenther@suse.de>
2421 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
2423 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
2426 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
2427 try the non-cond_exec path also.
2429 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2432 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
2433 (output_cbranch): Use new functions.
2434 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
2437 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2438 Pat Haugen <pthaugen@us.ibm.com>
2439 Revital Eres <ERES@il.ibm.com>
2441 * config/rs6000/rs6000.c (print_operand): Correct lossage message
2442 for %c error. Add %x support to print VSX registers as a unified
2443 register set, instead of separate float and altivec registers.
2444 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
2445 %y case, and add support for VSX pre-modify addresses.
2446 (output_toc): Add assert for CONST containing an integer constant
2448 (rs6000_adjust_cost): Add POWER7 support.
2449 (insn_must_be_first_in_group): Ditto.
2450 (insn_must_be_last_in_group): Ditto.
2451 (rs6000_emit_popcount): Ditto.
2452 (rs6000_vector_mode_supported_p): Ditto.
2454 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
2455 Change some of the functions called by macros to being called
2456 through a pointer, so debug functions can be inserted if
2457 -mdebug=addr or -mdebug=cost.
2458 (rs6000_preferred_reload_class_ptr): Ditto.
2459 (rs6000_secondary_reload_class_ptr): Ditto.
2460 (rs6000_secondary_memory_needed_ptr): Ditto.
2461 (rs6000_cannot_change_mode_class_ptr): Ditto.
2462 (rs6000_secondary_reload_inner): Ditto.
2463 (rs6000_legitimize_reload_address): Ditto.
2464 (rs6000_legitimize_reload_address_ptr): Ditto.
2465 (rs6000_mode_dependent_address): Ditto.
2466 (rs6000_mode_dependent_address_ptr): Ditto.
2468 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
2469 function to return true if the mode allows reg + integer
2471 (virtual_stack_registers_memory_p): New function to return true if
2472 the address refers to a virtual stack register.
2473 (rs6000_legitimate_offset_address_p): Move code to say whether a
2474 mode supports reg+int addressing to reg_offset_addressing_ok_p and
2476 (rs6000_legitimate_address_p): Add checks for modes that only can
2477 do reg+reg addressing. Start adding VSX support.
2478 (rs6000_legitimize_reload_address): Ditto.
2479 (rs6000_legitimize_address): Ditto.
2480 (rs6000_debug_legitimate_address_p): New debug functions for
2481 -mdebug=addr and -mdebug=cost.
2482 (rs6000_debug_rtx_costs): Ditto.
2483 (rs6000_debug_address_costs): Ditto.
2484 (rs6000_debug_adjust_cost): Ditto.
2485 (rs6000_debug_legitimize_address): Ditto.
2486 (rs6000_legitimize_reload_address_ptr): Point to call normal
2487 function or debug function. Make functions called via pointer
2489 (rs6000_mode_dependent_address_ptr): Ditto.
2490 (rs6000_secondary_reload_class_ptr): Ditto.
2491 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
2492 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
2493 into a friendlier error.
2494 (rs6000_init_builtins): Add initial VSX support.
2495 (rs6000_adjust_cost): Fix some spacing issues.
2497 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
2498 (REG_CLASS_NAMES): Ditto.
2499 (REG_CLASS_CONTENTS): Ditto.
2500 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
2501 pointer, to add -mdebug=addr support.
2502 (CANNOT_CHANGE_MODE_CLASS): Ditto.
2503 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
2504 -mdebug=addr support.
2505 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
2506 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
2507 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
2509 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
2511 (bswapsi*): Set attribute types for load/store. Add combiner
2512 patterns to eliminate zero extend on 64-bit.
2513 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
2514 stdbrx if the hardware supports those instructions.
2516 2009-06-25 Ian Lance Taylor <iant@google.com>
2518 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
2519 (Link Options): Document -static-libstdc++.
2521 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2524 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
2525 DATA_ALIGNMENT instead.
2527 2009-06-25 Richard Guenther <rguenther@suse.de>
2529 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
2530 indirect references against the callused/escaped solutions.
2531 (call_may_clobber_ref_p_1): Likewise.
2533 2009-06-25 Martin Jambor <mjambor@suse.cz>
2535 PR tree-optimization/40493
2536 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
2537 (enum unscalarized_data_handling): New type.
2538 (handle_unscalarized_data_in_subtree): Return what has been done.
2539 (load_assign_lhs_subreplacements): Handle left flushes differently.
2540 (sra_modify_assign): Use unscalarized_data_handling, simplified
2541 condition determining whether to remove the statement.
2543 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
2545 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
2546 excerpt - @ should be doubled for texinfo.
2548 2009-06-24 Ian Lance Taylor <iant@google.com>
2550 * config/arc/arc.c: Include "df.h".
2551 (arc_attribute_table): Make static. Move higher in file.
2552 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
2553 (output_shift): Initialize n later to avoid warning.
2554 * config/arm/arm.c (arm_attribute_table): Make static. Move
2556 * config/avr/avr.c (avr_attribute_table): Make static. Move
2558 (reg_class_tab): Change array type from int to enum reg_class.
2559 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
2561 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
2562 (lshrhi3_out): Likewise.
2563 (class_likely_spilled_p): Change return type to bool.
2564 (avr_rtx_costs): Use local code variable with enum type.
2565 * config/avr/avr.md (movmemhi): Use add_reg_note.
2566 (andhi3, andsi3): Don't use AS2 with "and".
2567 (iorhi3, iorsi3): Don't use AS2 with "or".
2568 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
2569 * config/crx/crx.c: Include "df.h".
2570 (crx_attribute_table): Make static.
2571 * config/m32r/m32r.c: Include "df.h".
2572 (m32r_attribute_table): Make static. Move higher in file.
2573 (pop): Use add_reg_note.
2574 (block_move_call): Change 0 to LCT_NORMAL in function call.
2575 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
2576 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
2577 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
2578 declare, not just when TREE_CODE is defined.
2579 * config/m68hc11/m68hc11.c: Include "expr.h".
2580 (m68hc11_attribute_table): Make static. Move higher in file.
2581 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
2583 (m68hc11_register_indirect_p): Likewise.
2584 (m68hc11_function_arg_padding): Change return type to enum
2586 (emit_move_after_reload): Use add_reg_note.
2587 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
2588 (m68hc11_split_logical): Likewise.
2589 (m68hc11_rtx_costs): Add local code_and outer_code variables with
2591 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
2592 to VOIDmode in function call.
2593 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
2595 (m68hc11_split_logical): Update declaration.
2596 (m68hc11_function_arg_padding): Update declaration.
2597 * config/mcore/mcore.c (regno_reg_class): Change form array of int
2598 to array of enum reg_class.
2599 (mcore_attribute_table): Make static. Move higher in file.
2600 (mcore_rtx_costs): Add cast to enum type.
2601 * config/mcore/mcore.h (regno_reg_class): Update declaration.
2602 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
2603 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
2605 * config/sh/predicates.md (trapping_target_operand): Rename and to
2607 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
2609 * config/spu/spu.c (spu_attribute_table): Make static. Move
2611 * config/v850/v850.c (v850_attribute_table): Make static. Move
2613 (v850_rtx_costs): Use local code with enum type.
2614 (expand_epilogue): Add cast.
2615 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
2617 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
2620 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
2621 -m2a-single-only and -m2a-nofpu.
2622 * config/sh/sh.opt: Document m2a generates FPU code.
2624 2009-06-24 Anatoly Sokolov <aesok@post.ru>
2626 * defaults.h (CAN_ELIMINATE): Provide default.
2627 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2628 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
2629 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
2630 * config/spu/spu.h (CAN_ELIMINATE): Delete.
2631 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
2632 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
2633 * config/cris/cris.h (CAN_ELIMINATE): Delete.
2634 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
2635 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
2636 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
2638 2009-06-24 DJ Delorie <dj@redhat.com>
2640 * mep-ext-cop.cpu: Fix copyright notice.
2641 * mep-default: Fix copyright notice.
2642 * mep-core: Fix copyright notice.
2643 * mep: Fix copyright notice.
2644 * mep-ivc2: Fix copyright notice.
2645 * mep-c5: Fix copyright notice.
2647 2009-06-24 Denis Chertykov <chertykov@gmail.com>
2649 * doc/contrib.texi (Contributors):
2651 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
2654 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
2655 src and dst operands if necessary.
2657 2009-06-23 DJ Delorie <dj@redhat.com>
2660 * config.gcc: Add mep support.
2661 * recog.c: Resurrect validate_replace_rtx_subexp().
2662 * recog.h: Likewise.
2663 * config/mep/: Add new port:
2664 * config/mep/constraints.md: New file.
2665 * config/mep/default.h: New file.
2666 * config/mep/intrinsics.h: New file.
2667 * config/mep/intrinsics.md: New file.
2668 * config/mep/ivc2-template.h: New file.
2669 * config/mep/mep-c5.cpu: New file.
2670 * config/mep/mep-core.cpu: New file.
2671 * config/mep/mep-default.cpu: New file.
2672 * config/mep/mep-ext-cop.cpu: New file.
2673 * config/mep/mep-intrin.h: New file.
2674 * config/mep/mep-ivc2.cpu: New file.
2675 * config/mep/mep-lib1.asm: New file.
2676 * config/mep/mep-lib2.c: New file.
2677 * config/mep/mep-pragma.c: New file.
2678 * config/mep/mep-protos.h: New file.
2679 * config/mep/mep-tramp.c: New file.
2680 * config/mep/mep.c: New file.
2681 * config/mep/mep.cpu: New file.
2682 * config/mep/mep.h: New file.
2683 * config/mep/mep.md: New file.
2684 * config/mep/mep.opt: New file.
2685 * config/mep/predicates.md: New file.
2686 * config/mep/t-mep: New file.
2688 2009-06-23 Ian Lance Taylor <iant@google.com>
2690 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
2691 from loose_warn into c_loose_warn and from strict_warn into
2692 c_strict_warn. Set and substitute warn_cxxflags. Check for
2693 --enable-build-with-cxx. Set and substitute
2694 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
2695 * Makefile.in (CXXFLAGS): New variable.
2696 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
2697 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
2698 the default is the same as $(STRICT_WARN).
2699 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
2700 (CXX): New variable.
2701 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
2702 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
2703 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
2704 (HOST_LIBS): New variable.
2705 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
2706 (ALL_CXXFLAGS): New variable.
2707 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
2708 * doc/install.texi (Configuration): Document
2709 --enable-build-with-cxx, --with-stage1-ldflags,
2710 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
2711 * configure: Rebuild.
2713 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2715 * config/arm/arm.c (arm_override_options): Fix braces and formatting
2716 from previous commit.
2718 2009-06-23 Ian Lance Taylor <iant@google.com>
2720 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
2722 2009-06-23 Ian Lance Taylor <iant@google.com>
2724 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
2725 with ATTRIBUTE_UNUSED.
2727 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2728 Pat Haugen <pthaugen@us.ibm.com>
2729 Revital Eres <eres@il.ibm.com>
2731 * config.in (HAVE_AS_POPCNTD): Add default definition.
2732 (HAVE_AS_LWSYNC): Ditto.
2734 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
2736 (gcc_cv_as_powerpc_cmpb): Ditto.
2737 (gcc_cv_as_powerpc_dfp): Ditto.
2738 (gcc_cv_as_powerpc_vsx): Ditto.
2739 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
2740 supporting the popcntd/lwsync instructions.
2741 (gcc_cv_as_powerpc_lwsync): Ditto.
2742 * configure: Regenerate.
2744 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
2745 -mcpu=native and -mcpu=power7.
2746 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
2748 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
2749 a variable instead of a mask to reduce the number of mask bits.
2750 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
2751 (-mbit-word): Ditto.
2752 (-mregnames): Ditto.
2753 * config/rs6000/rs6000.opt (-mupdate): Ditto.
2754 (-mfused-madd): Ditto.
2756 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
2758 (-mvsx): New switch for VSX instructions.
2759 (-misel): Move from a variable to a mask to allow it to be set by
2762 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
2763 function declaration to an array declaration.
2764 (rs6000_hard_regno_nregs): New external array declaration.
2766 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
2767 files included by rs6000.md.
2769 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
2770 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
2772 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
2774 (rs6000_debug_reg): New -mdebug= variables.
2775 (rs6000_debug_addr): Ditto.
2776 (rs6000_debug_cost): Ditto.
2777 (rs6000_pmode): New variable to hold Pmode.
2778 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
2779 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
2780 calculated at compiler start.
2781 (rs6000_hard_regno_nregs): Change function to an array which holds
2782 HARD_REGNO_NREGS calculated at compiler start.
2783 (rs6000_explicit_options): Delete isel field.
2784 (rs6000_vector_unit): New array to hold which vector unit
2785 supports arithmetic options for a given type.
2786 (rs6000_vector_mem): New array to hold which vector unit supports
2787 memory reference operations for a given type.
2788 (rs6000_vector_align): New array to given the alignment of each
2790 (power7_cost): New basic costs for power7.
2791 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
2792 (rs6000_hard_regno_nregs_internal): New function, moved from
2793 HARD_REGNO_NREGS, to calculate the number of registers each hard
2794 register takes for each type.
2795 (rs6000_debug_reg_print): New function for -mdebug=reg support.
2796 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
2797 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
2798 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
2799 unit information here so it is calculated once at compiler startup
2801 (rs6000_override_options): Make -misel a target mask. Add more
2802 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
2803 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
2805 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
2806 (rs6000_handle_option): Move -misel from variable to target mask.
2807 (rs6000_builtin_mask_for_load): Add VSX support.
2808 (rs6000_conditional_register_usage): Ditto.
2809 (USE_ALTIVEC_FOR_ARG_P): Ditto.
2810 (function_arg_boundary): Ditto.
2811 (rs6000_expand_builtin): Ditto.
2812 (def_builtin): Make abort message a little friendlier.
2813 (rs6000_emit_int_cmove): Add support for 64-bit isel.
2815 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
2816 assembler support the popcntd instruction instead of a vsx
2817 instruction to enable power7 support.
2818 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
2819 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
2820 option to the assembler if -mcpu=native.
2821 (ASM_CPU_NATIVE_SPEC): Ditto.
2822 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
2824 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
2825 the lwsync instruction.
2826 (enum processor_type): Add PROCESSOR_POWER7.
2827 (rs6000_debug_reg): New -mdebug= options.
2828 (rs6000_debug_addr): Ditto.
2829 (rs6000_debug_cost): Ditto.
2830 (rs6000_isel): Delete.
2831 (enum rs6000_vector): New enum to say what vector unit we have.
2832 (VECTOR_UNIT_*): New macros to say which vector unit has
2833 arithmetic operations for a given type.
2834 (VECTOR_MEM_*): New macros to say which vector unit has memory
2835 operations for a given type.
2836 (TARGET_LDBRX): Whether the machine supports the ldbrx
2838 (TARGET_ISEL): Delete, -misel moved to be a mask.
2839 (TARGET_ISEL64): New macro for 64-bit isel support.
2840 (UNITS_PER_VSX_WORD): New macro.
2841 (POINTER_SIZE): Move to be an external variable, rather than
2842 calculating whether we are generating 32 ot 64-bit code.
2844 (STACK_BOUNDARY): Add VSX support.
2845 (LOCAL_ALIGNMENT): Ditto.
2846 (SLOW_UNALIGNED_ACCESS): Ditto.
2847 (VSX_REGNO_P): New macro for VSX support.
2848 (VFLOAT_REGNO_P): Ditto.
2849 (VINT_REGNO_P): Ditto.
2850 (VLOGICAL_REGNO_P): Ditto.
2851 (VSX_VECTOR_MODE): Ditto.
2852 (VSX_SCALAR_MODE): Ditto.
2854 (VSX_MOVE_MODE): Ditto.
2855 (VSX_REG_CLASS_P): Ditto.
2856 (HARD_REGNO_NREGS): Instead of calling a function, use an array
2858 (UNITS_PER_SIMD_WORD): Add VSX support.
2859 (MODES_TIEABLE_P): Ditto.
2860 (STARTING_FRAME_OFFSET): Ditto.
2861 (STACK_DYNAMIC_OFFSET): Ditto.
2862 (EPILOGUE_USES): Ditto.
2863 (REGNO_REG_CLASS): Move to array lookup.
2864 (CLASS_MAX_NREGS): Ditto.
2865 (rs6000_vector_reg_class): Add declaration.
2866 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
2867 overlap with the floating point and Altivec registers.
2869 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
2871 * config/rs6000/driver-rs6000.c (asm_names): New static array to
2872 give the appropriate asm switches if -mcpu=native.
2873 (host_detect_local_cpu): Add support for "asm".
2874 (host_detect_local_cpu): Follow GNU code guidelines for name.
2876 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
2877 -mbit-word to a variable instead of being a target mask.
2879 * config/rs6000/sync.md (lwsync): If the assembler supports it,
2880 emit the lwsync instruction instead of emitting the instruction as
2881 an integer constant.
2883 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
2884 fixuns_trundfsi2, move expander into rs6000.md.
2886 * config/rs6000/rs6000.md (cpu): Add power7.
2887 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
2888 (logical predicate patterns): Change the single instruction
2889 primitives that set CR0 to be fast_compare instead of compare.
2891 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
2892 (popcntddi2): Ditto.
2893 (popcount<mode>): Ditto.
2894 (floating multiply/add insns): Name the floating point
2896 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
2897 (isel_unsigned_<mode>): Ditto.
2898 (fixuns_trundfsi2): Move expander here from spe.md.
2899 (smindi3): Define if we have -misel on 64-bit systems.
2904 2009-06-23 Anatoly Sokolov <aesok@post.ru>
2906 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
2908 * config/avr/avr.c (avr_current_device): New variable.
2909 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
2910 (avr_arch, mcu_type_s): Move to avr.h.
2911 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
2912 default_data_section_start fields.
2913 (avr_arch): Moved from avr.c.
2914 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
2915 library_name fields.
2916 (avr_current_device, avr_mcu_types, avr_arch_types,
2917 avr_device_to_arch, avr_device_to_data_start,
2918 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
2919 (EXTRA_SPEC_FUNCTIONS): Define.
2920 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
2921 options mapping. Use device_to_arch and device_to_data_start insted.
2922 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
2923 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
2924 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
2925 * config/avr/driver-avr.c: New file.
2926 * config/avr/avr-devices.c: New file.
2928 2009-06-23 Jakub Jelinek <jakub@redhat.com>
2930 * var-tracking.c (unshare_variable): Force initialized to
2931 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
2932 (set_variable_part): Likewise.
2933 (struct variable_union_info): Remove pos_src field.
2934 (vui_vec, vui_allocated): New variables.
2935 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
2936 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
2937 == 1 use a simpler sorting algorithm. Compute pos field right
2938 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
2939 Avoid quadratic comparison if !flag_var_tracking_uninit.
2940 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
2941 unshare_variable unconditionally.
2942 (dataflow_set_different_2): Removed.
2943 (dataflow_set_different): Don't traverse second hash table.
2944 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
2945 unconditionally to var_reg_set or var_mem_set.
2946 (emit_notes_in_bb): Likewise.
2947 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
2949 (emit_note_insn_var_location): Don't set initialized to
2950 VAR_INIT_STATUS_INITIALIZED early.
2951 (vt_finalize): Free vui_vec if needed, clear vui_vec and
2953 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
2955 * tree-object-size.c (addr_object_size): Instead of checking
2956 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
2957 are no FIELD_DECLs following it.
2959 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
2961 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
2962 order to match bswaps with signed source operands.
2964 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2966 * sdbout.c (sdbout_one_type): Fix braces in switch.
2968 2009-06-23 Richard Guenther <rguenther@suse.de>
2970 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
2972 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
2973 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
2974 var_callused, callused_tree, var_storedanything, storedanything_tree,
2975 var_integer, integer_tree): Remove global variables.
2976 (new_var_info): Do not pass new id, append the new var to the
2977 global variable vector.
2978 (do_ds_constraint): Use is_global_var member of the variable-info.
2979 (new_scalar_tmp_constraint_exp): Adjust.
2980 (create_function_info_for): Likewise.
2981 (create_variable_info_for): Likewise.
2982 (find_what_var_points_to): Remove dead code.
2983 (init_base_vars): Simplify.
2984 (compute_points_to_sets): Adjust.
2986 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2988 * combine.c (try_combine): Dump information about the insns we're
2991 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2993 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
2994 check when calling force_to_mode on TRUNCATE's operand.
2996 2009-06-22 Ian Lance Taylor <iant@google.com>
2998 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
3000 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
3002 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
3004 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3006 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
3007 override library linkage flags such as -static-libgcc or
3010 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3012 * config/m68k/m68k-devices.def: Add line for MCF5221x.
3014 2009-06-22 Ian Lance Taylor <iant@google.com>
3016 * config/linux.opt: Put mglibc ahead of muclibc.
3018 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
3019 for duplicate decls.
3021 2009-06-22 Matthias Klose <doko@ubuntu.com>
3023 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
3025 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
3028 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
3029 instead of NULL if a parser error occurs.
3031 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3033 * dwarf2out.c (dwarf2_debug_hooks): Initialize
3034 non-DWARF2_DEBUGGING_INFO version.
3036 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
3038 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
3039 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
3041 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
3042 (LIBGCC2_TF_CEXT): Define.
3045 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3048 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
3050 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3052 * config/arm/arm.c (arm_override_options): Disable
3053 -mcaller-super-interworking and -mcallee-super-interworking.
3054 * doc/invoke.texi (ARM Options): Document this.
3056 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
3058 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
3059 * config/arm/constraints.md (j): New constraint for movw operands.
3060 (N): Remove thumb2 meaning.
3061 * config/arm/arm.md (*arm_movw): Delete.
3062 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
3063 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
3064 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
3066 2009-06-22 Martin Jambor <mjambor@suse.cz>
3068 PR tree-optimization/40492
3069 * tree-sra.c (sra_modify_assign): Pass zero offsets to
3070 build_ref_for_offset.
3072 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
3074 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
3075 JUMP_TABLE_DATA_P predicates where applicable.
3076 * auto-inc-dec.c: Ditto.
3077 * builtins.c: Ditto.
3078 * caller-save.c: Ditto.
3080 * cfgcleanup.c: Ditto.
3081 * cfglayout.c: Ditto.
3084 * combine-stack-adj.c: Ditto.
3090 * dwarf2asm.c: Ditto.
3091 * dwarf2out.c: Ditto.
3092 * emit-rtl.c: Ditto.
3098 * function.c: Ditto.
3101 * genpreds.c: Ditto.
3102 * genrecog.c: Ditto.
3104 * ira-costs.c: Ditto.
3105 * ira-lives.c: Ditto.
3108 * lower-subreg.c: Ditto.
3109 * modulo-sched.c: Ditto.
3111 * postreload.c: Ditto.
3112 * print-rtl.c: Ditto.
3121 * sched-vis.c: Ditto.
3123 * sel-sched-ir.c: Ditto.
3124 * simplify-rtx.c: Ditto.
3125 * targhooks.c: Ditto.
3126 * var-tracking.c: Ditto.
3127 * vmsdbgout.c: Ditto.
3129 2009-06-22 Matthias Klose <doko@ubuntu.com>
3131 * Makefile.in (install-plugin): Always use DESTDIR.
3133 2009-06-22 Olivier Hainque <hainque@adacore.com>
3135 * config/pa/pa.c (output_call): Don't optimize post call jumps
3136 into return address adjustments if the call may throw.
3138 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
3140 * arm.c (thumb1_output_casesi): New function.
3141 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
3142 optimizing for size or PIC.
3143 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
3144 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
3145 (casesi): Handle Thumb-1 when optimizing for size or PIC.
3146 (thumb1_casesi_internal_pic): New expand rule.
3147 (thumb1_casesi_dispatch): New pattern.
3148 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
3150 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
3151 in the text seciton when PIC or optimizing for size.
3152 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
3153 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
3154 preservation properties of code.
3155 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
3156 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
3157 (__gnu_thumb1_case_si): New function.
3158 * t-arm (LIB1ASMSRC): Define here.
3159 (LIB1ASMFUNCS): Add some common functions.
3160 * t-arm-elf (LIB1ASMSRC): Delete.
3161 (LIB1ASMFUNCS): Append to existing set.
3162 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3163 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3164 * t-symbian (LIB1ASMFUNCS): Likewise.
3165 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3166 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3168 2009-06-21 Richard Guenther <rguenther@suse.de>
3170 PR tree-optimization/38729
3171 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
3172 to loops with a single exit if -fno-expensive-optimizations.
3174 2009-06-21 Jakub Jelinek <jakub@redhat.com>
3176 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
3177 (dataflow_set): Change vars type from htab_t to shared_hash.
3178 (shared_hash_pool, empty_shared_hash): New variables.
3179 (vars_clear): Removed.
3180 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
3181 shared_hash_find_slot_unshare, shared_hash_find_slot,
3182 shared_hash_find_slot_noinsert, shared_hash_find): New
3184 (shared_hash_unshare, shared_hash_destroy): New functions.
3185 (unshare_variable): Unshare set->vars if shared, use
3187 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
3188 (get_init_value, find_src_set_src, dump_dataflow_set,
3189 clobber_variable_part, emit_notes_for_differences): Use
3191 (dataflow_set_init): Remove second argument, set vars to
3192 empty_shared_hash instead of creating a new htab.
3193 (dataflow_set_clear): Call shared_hash_destroy and set vars
3194 to empty_shared_hash instead of calling vars_clear.
3195 (dataflow_set_copy): Don't call vars_copy, instead just share
3196 the src htab with dst.
3197 (variable_union): Use shared_hash_*, use initially NO_INSERT
3198 lookup if set->vars is shared. Don't keep slot cleared before
3199 calling unshare_variable. Unshare set->vars if needed.
3200 Even ->refcount == 1 vars must be unshared if set->vars is shared
3201 and var needs to be modified.
3202 (variable_canonicalize): New function.
3203 (dataflow_set_union): If dst->vars is empty, just share src->vars
3204 with dst->vars and traverse with variable_canonicalize to canonicalize
3205 and unshare what is needed.
3206 (dataflow_set_different): If old_set and new_set use the same shared
3207 htab, they aren't different. If number of htab elements is different,
3208 htabs are different. Use shared_hash_*.
3209 (dataflow_set_destroy): Call shared_hash_destroy instead of
3211 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
3212 second argument to dataflow_set_init.
3213 (vt_initialize): Likewise. Initialize shared_hash_pool and
3214 empty_shared_hash, move bb in/out initialization afterwards.
3215 Use variable_htab_free instead of NULL as changed_variables del hook.
3216 (variable_was_changed): Change type of second argument to pointer to
3217 dataflow_set. When inserting var into changed_variables, bump
3218 refcount. Unshare set->vars if set is shared htab and slot needs to
3220 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
3221 lookup if set->vars is shared. Unshare set->vars if needed.
3222 Even ->refcount == 1 vars must be unshared if set->vars is shared
3223 and var needs to be modified. Adjust variable_was_changed caller.
3224 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
3225 vars must be unshared if set->vars is shared and var needs to be
3226 modified. Adjust variable_was_changed caller.
3227 (emit_note_insn_var_location): Don't pool_free var.
3228 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
3230 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
3231 free_alloc_pool on shared_hash_pool.
3233 2009-06-20 Anthony Green <green@moxielogic.com>
3235 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
3236 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
3238 2009-06-20 Richard Guenther <rguenther@suse.de>
3240 * tree-ssa-structalias.c (find_func_aliases): For memset use
3241 a constraint from NULL if we memset to zero.
3242 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
3243 we explicitly handle that do not read from memory.
3244 (call_may_clobber_ref_p_1): Properly handle builtins that may
3247 2009-06-20 Richard Guenther <rguenther@suse.de>
3249 PR tree-optimization/40495
3250 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
3251 (new_scalar_tmp_constraint_exp): New function.
3252 (process_constraint): Do not create temporary decls.
3253 (process_all_all_constraints): Likewise.
3254 (handle_const_call): Likewise.
3255 (create_function_info_for): Do not set decl.
3257 2009-06-19 Ian Lance Taylor <iant@google.com>
3259 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
3260 (rs6000_attribute_table): Make static; move before use.
3262 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
3264 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
3265 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
3266 Propagate the TREE_READONLY flag without overwriting it.
3267 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
3268 Propagate the TREE_READONLY flag onto the result.
3269 (process_call_operands): Move around. Use correct constant value.
3271 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3274 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
3275 * config/arm/arm.md: Likewise.
3277 2009-06-19 Ian Lance Taylor <iant@google.com>
3279 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
3280 to GIMPLE_ERROR_MARK.
3282 * c-typeck.c (build_conditional_expr): Add op1_original_type and
3283 op2_original_type parameters. Warn about using different enum types.
3284 * c-parser.c (c_parser_conditional_expression): Pass original
3285 types to build_conditional_expr.
3286 * c-tree.h (build_conditional_expr): Update declaration.
3288 2009-06-19 Ian Lance Taylor <iant@google.com>
3290 * config/i386/i386.c (ix86_function_specific_save): Test that
3291 fields match values, rather than testing the values are in a
3294 2009-06-19 Richard Guenther <rguenther@suse.de>
3296 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
3298 (ptr_derefs_may_alias_p): Likewise.
3299 (ptr_deref_may_alias_ref_p_1): New function.
3300 (ptr_deref_may_alias_ref_p): Likewise.
3301 (ref_maybe_used_by_call_p_1): Handle builtins that are not
3302 covered by looking at the ESCAPED solution.
3303 (call_may_clobber_ref_p_1): Likewise.
3304 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
3305 Handle NULL_TREE offset. Do not produce redundant constraints.
3306 (process_all_all_constraints): New helper function.
3307 (do_structure_copy): Use it.
3308 (handle_lhs_call): Likewise.
3309 (find_func_aliases): Handle some builtins with pointer arguments
3310 and/or return values explicitly.
3312 2009-06-19 Ian Lance Taylor <iant@google.com>
3314 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
3316 2009-06-19 Ian Lance Taylor <iant@google.com>
3318 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
3320 2009-06-19 Ian Lance Taylor <iant@google.com>
3322 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
3323 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
3326 * c-decl.c (finish_decl): If -Wc++-compat, warn about
3327 uninitialized const.
3329 2009-06-19 Ian Lance Taylor <iant@google.com>
3331 * dse.c (struct store_info): Rename bitmap field to bmap. Change
3334 * c-decl.c (in_struct, struct_types): Remove.
3335 (struct c_binding): Add in_struct field.
3336 (c_binding_ptr): Define type, along with VEC.
3337 (struct c_struct_parse_info): Define.
3338 (struct_parse_info): New static variable.
3339 (bind): Initialize in_struct field.
3340 (start_struct): Remove enclosing_in_struct and
3341 enclosing_struct_types parameters. Add
3342 enclosing_struct_parse_info parameter. Change all callers. Set
3343 struct_parse_info rather than in_struct and struct_types.
3344 (grokfield): If -Wc++-compat and there is a symbol binding for the
3345 field name, set the in_struct flag and push it on the
3346 struct_parse_info->fields vector.
3347 (warn_cxx_compat_finish_struct): New static function.
3348 (finish_struct): Remove enclosing_in_struct and
3349 enclosing_struct_types parameters. Add
3350 enclosing_struct_parse_info parameter. Change all callers. Don't
3351 set C_TYPE_DEFINED_IN_STRUCT here. Call
3352 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
3353 parameter. Only push on struct_types if warn_cxx_compat.
3354 (finish_enum): Only push on struct_types if warn_cxx_compat.
3355 (declspecs_add_type): Add loc parameter. Change all callers.
3356 Change all error calls to error_at. Pass loc, not input_location,
3357 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
3358 defined in a struct. If -Wc++-compat and parsing a struct, record
3359 that a typedef name was used.
3360 * c-parser.c (c_parser_declspecs): Get location to pass to
3362 (c_parser_struct_or_union_specifier): Update calls to start_struct
3364 * c-tree.h (struct c_struct_parse_info): Declare.
3365 (finish_struct, start_struct): Update declarations.
3366 (declspecs_add_type): Update declaration.
3368 2009-06-19 Ian Lance Taylor <iant@google.com>
3370 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
3371 variable with an anonymous type.
3373 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3375 * see.c: Remove for real.
3377 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3379 * optabs.h (enum optab_index): Add new OTI_significand.
3380 (significand_optab): Define corresponding macro.
3381 * optabs.c (init_optabs): Initialize significand_optab.
3382 * genopinit.c (optabs): Implement significand_optab using
3383 significand?f2 patterns.
3384 * builtins.c (expand_builtin_mathfn): Handle
3385 BUILT_IN_SIGNIFICAND{,F,L}.
3386 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
3387 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
3389 * config/i386/i386.md (significandxf2, significand<mode>2): New
3390 expanders to implement significandf, significand and significandl
3391 built-ins as inline x87 intrinsics.
3393 2009-06-18 Anatoly Sokolov <aesok@post.ru>
3395 * config/avr/avr.c (avr_override_options): Remove setting value of
3396 PARAM_INLINE_CALL_COST.
3398 2009-06-18 Richard Henderson <rth@redhat.com>
3401 * tree-pass.h (TDF_ASMNAME): New.
3402 * tree-dump.c (dump_options): Add asmname.
3403 * doc/invoke.texi: Document it.
3405 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
3406 (dump_decl_name): ...here.
3407 (dump_function_name): New flags arg; mind TDF_ASMNAME.
3408 (dump_generic_node): Update dump_function_name calls.
3409 (print_call_name): New flags arg; update all dump calls.
3410 * diagnostic.h (print_call_name): Update.
3411 * gimple-pretty-print.c (dump_gimple_call): Update.
3413 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
3416 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
3418 2009-06-18 Diego Novillo <dnovillo@google.com>
3420 * doc/plugins.texi: Document plugin_is_GPL_compatible.
3421 * plugin.c (str_license): Declare.
3422 (try_init_one_plugin): Assert that the symbol
3423 'plugin_is_GPL_compatible' exists.
3425 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
3428 * Makefile.in (OBJS-common): Remove see.o.
3430 * common.opt (fsee): Mark as preserved for backward compatibility.
3431 * opts.c (common_handle_option): Add OPT_fsee to the backward
3432 compatibility section.
3433 * passes.c (init_optimization_passes, pass_see): Remove pass.
3434 * timevar.def (TV_SEE): Remove.
3435 * tree-pass.h (pass_see): Remove declaration.
3436 * doc/invoke.texi (-fsee): Remove documentation.
3438 2009-06-18 Martin Jambor <mjambor@suse.cz>
3440 * tree-sra.c: Include statistics.h
3441 (sra_stats): New variable.
3442 (sra_initialize): Clear sra_stats.
3443 (create_access_replacement): Increment sra_stats.replacements.
3444 (get_access_replacement): Do not return twice.
3445 (analyze_all_variable_accesses): Increment statistics counter by the
3446 number of scalarized aggregates.
3447 (generate_subtree_copies): Increment sra_stats.subtree_copies.
3448 (sra_modify_expr): Increment sra_stats.exprs.
3449 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
3450 (sra_modify_assign): Increment sra_stats.exprs,
3451 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
3452 (perform_intra_sra): Update statistics counters.
3453 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
3455 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3457 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
3458 (arm_scalar_mode_supported_p): New function.
3460 2009-06-18 Paul Brook <paul@codesourcery.com>
3461 Sandra Loosemore <sandra@codesourcery.com>
3463 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
3464 (__extendhfsf2, __truncsfhf2): Define.
3465 * config/arm/fp16.c: New file.
3466 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3467 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3469 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3471 * doc/extend.texi (Half-Precision): New section.
3472 * doc/invoke.texi (Option Summary): List -mfp16-format.
3473 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
3474 * config/arm/arm.opt (mfp16-format=): New.
3475 * config/arm/arm.c: Include intl.h.
3476 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
3477 (TARGET_INVALID_RETURN_TYPE): Redefine.
3478 (TARGET_PROMOTED_TYPE): Redefine.
3479 (TARGET_CONVERT_TO_TYPE): Redefine.
3480 (arm_fp16_format): Define.
3481 (all_fpus): Add entry for neon-fp16.
3482 (fp_model_for_fpu): Likewise.
3483 (struct fp16_format): Declare.
3484 (all_fp16_formats): Define.
3485 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
3487 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
3489 (arm_legitimate_index_p): Treat HFmode like HImode.
3490 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
3491 (coproc_secondary_reload_class): Special-case HFmode.
3492 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
3493 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
3494 (arm_init_fp16_builtins): New.
3495 (arm_init_builtins): Call it.
3496 (arm_invalid_parameter_type): New.
3497 (arm_invalid_return_type): New.
3498 (arm_promoted_type): New.
3499 (arm_convert_to_type).
3500 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
3502 (arm_emit_fp16_const): New function.
3503 (arm_mangle_type): Mangle __fp16 as "Dh".
3504 * config/arm/arm.h (TARGET_VFPD32): Make it know about
3506 (TARGET_NEON_FP16): New.
3507 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
3508 (enum fputype): Add FPUTYPE_NEON_FP16.
3509 (enum arm_fp16_format_type): Declare.
3510 (arm_fp16_format): Declare.
3511 (LARGEST_EXPONENT_IS_NORMAL): Define.
3512 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
3513 * config/arm/arm-modes.def (HFmode): Define.
3514 * config/arm/vfp.md: (*movhf_vfp): New.
3517 * config/arm/arm.md: (fpu): Add neon_fp16.
3518 (floatsihf2, floatdihf2): New.
3519 (fix_trunchfsi2, fix_trunchfdi2): New.
3523 (*arm32_movhf): New.
3524 (*thumb1_movhf): New.
3525 (consttable_2): Add check for HFmode constants.
3526 (consttable_4): Handle HFmode constants.
3528 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
3530 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
3532 2009-06-17 Olivier Hainque <hainque@adacore.com>
3534 * collect2.c (main): Use CONST_CAST2 to perform char ** to
3535 const char ** conversion in AIX specific section.
3537 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
3539 * config/i386/i386.c (ix86_special_builtin_type): Remove
3540 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
3541 (bdesc_special_args): Updated.
3542 (ix86_init_mmx_sse_builtins): Likewise.
3543 (ix86_expand_special_args_builtin): Likewise.
3545 2009-06-17 Richard Henderson <rth@redhat.com>
3547 * tree-pretty-print.c (maybe_dump_asm_name): New.
3548 (dump_decl_name): Use it.
3549 (PRINT_FUNCTION_NAME): Merge into...
3550 (dump_function_name): ... here. Use maybe_dump_asm_name.
3552 2009-06-17 Cary Coutant <ccoutant@google.com>
3554 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
3556 * debug.c (struct gcc_debug_hooks): Change placeholder for
3558 (debug_nothing_int_charstar_int): Replaced by...
3559 (debug_nothing_int_charstar_int_bool): ...this.
3560 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
3561 source_line prototype.
3562 (debug_nothing_int_charstar_int): Replaced by...
3563 (debug_nothing_int_charstar_int_bool): ...this.
3564 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
3565 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
3566 Output is_stmt operand when necessary.
3567 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
3568 (notice_source_line): Add is_stmt parameter.
3569 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
3570 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
3572 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
3573 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
3575 2009-06-17 Ian Lance Taylor <iant@google.com>
3577 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
3579 (struct store_by_pieces_d): Rename from store_by_pieces. Change
3582 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
3584 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
3585 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
3586 tree_strip_sign_nop_conversions and
3587 tree_ssa_strip_useless_type_conversions rather than stripping
3588 the operations here.
3589 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
3591 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
3592 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
3593 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
3594 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
3597 2009-06-17 Michael Eager <eager@eagercon.com>
3599 * config/rs6000/constraints.md (register_constraint "d"): New.
3600 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
3601 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
3602 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
3603 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
3604 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
3605 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
3606 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
3607 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
3608 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
3609 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
3611 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
3612 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
3613 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
3614 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
3615 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3616 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
3617 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
3618 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
3619 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
3620 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
3621 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
3622 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
3623 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
3624 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
3626 2009-06-16 Ian Lance Taylor <iant@google.com>
3628 * profile.c (total_num_never_executed): Don't define.
3629 (compute_branch_probabilities): Don't count or print
3631 (init_branch_prob): Don't set total_num_never_executed.
3632 (end_branch_prob): Don't print total_num_never_executed.
3634 2009-06-17 David Daney <ddaney@caviumnetworks.com>
3636 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
3638 2009-06-17 David Edelsohn <edelsohn@gnu.org>
3640 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
3641 (nabstd2_fpr): Same.
3643 2009-06-17 Steve Ellcey <sje@cup.hp.com>
3645 * expr.c (expand_assignment): Change complex type check.
3647 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
3649 * doc/plugins.texi (Building GCC plugins): Added new section.
3651 2009-06-17 Ian Lance Taylor <iant@google.com>
3653 * c-pch.c (get_ident): Don't set size of templ array.
3654 (pch_init): Don't set size of partial_pch array.
3656 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
3657 string constant to intialize an array whose size is the length of
3660 2009-06-17 Richard Guenther <rguenther@suse.de>
3662 PR tree-optimization/40389
3663 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
3664 to addressable types.
3665 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
3667 2009-06-17 Richard Guenther <rguenther@suse.de>
3670 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
3671 if there is no evolution of left in the loop bail out.
3672 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
3673 chrec_fold_multiply.
3675 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
3676 Janis Johnson <janis187@us.ibm.com>
3679 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
3680 for the symbol ref of a constant that is the source of a move
3681 - nor for any other not-obvious-label-ref constants.
3683 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
3685 * plugin.c (position_pass): Skip newly inserted pass during list
3686 traversal to avoid repeated insertion.
3688 2009-06-16 Ian Lance Taylor <iant@google.com>
3690 * vec.h (VEC_stack_alloc): Define different version if
3691 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
3692 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
3693 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
3694 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3696 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
3698 * config.gcc (extra_headers): Add ia32intrin.h for x86.
3700 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
3701 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
3702 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
3703 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
3704 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
3705 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3706 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3707 (bdesc_special_args): Add __builtin_ia32_rdtsc and
3708 __builtin_ia32_rdtscp.
3709 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
3710 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
3711 and __builtin_ia32_rorhi.
3712 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
3713 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3714 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3715 (ix86_expand_args_builtin): Likewise.
3716 (ix86_expand_special_args_builtin): Likewise.
3718 * config/i386/i386.md (UNSPECV_RDTSCP): New.
3719 (UNSPECV_RDTSC): Likewise.
3720 (UNSPECV_RDPMC): Likewise.
3721 (*bsr): Renamed to ...
3723 (*bsr_rex64): Renamed to ...
3727 (*rdpmc_rex64): Likewise.
3730 (*rdtsc_rex64): Likewise.
3732 (*rdtscp): Likewise.
3733 (*rdtscp_rex64): Likewise.
3735 * config/i386/ia32intrin.h: New.
3737 * config/i386/x86intrin.h: Include <ia32intrin.h>.
3739 2009-06-16 Ian Lance Taylor <iant@google.com>
3741 * ira-build.c (copy_info_to_removed_store_destinations):
3742 Initialize parent_a.
3744 2009-06-16 Ian Lance Taylor <iant@google.com>
3746 * c-decl.c (grokdeclarator): Change size_varies to bool.
3748 2009-06-16 Ian Lance Taylor <iant@google.com>
3750 * sel-sched.c: Make forward declarations of move_op_hooks and
3751 fur_hooks explicitly extern.
3753 2009-06-16 Ian Lance Taylor <iant@google.com>
3755 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
3756 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
3758 2009-06-16 Ian Lance Taylor <iant@google.com>
3760 * resource.c (mark_referenced_resources): Change
3761 include_delayed_effects parameter to bool. Change all callers.
3762 (mark_end_of_function_resources): Likewise.
3763 * reorg.c (insn_references_resource_p): Likewise.
3764 (insn_sets_resource_p): Likewise.
3765 * resource.h (mark_referenced_resources): Update declaration.
3766 (mark_end_of_function_resources): Update declaration.
3768 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3770 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
3772 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3774 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
3775 GCC can bootstrap on AIX with GNU Binutils 2.20.
3777 2009-06-16 Ian Lance Taylor <iant@google.com>
3779 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
3781 2009-06-16 Ian Lance Taylor <iant@google.com>
3783 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
3784 inline, not extern inline.
3785 (exact_log2): Likewise.
3786 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
3788 (exact_log2): Likewise, but don't test CTZ_HWI.
3790 2009-06-16 Ian Lance Taylor <iant@google.com>
3792 * bitmap.c (bitmap_clear): Don't declare as inline.
3793 * gimple.c (gimplify_assign): Likewise.
3794 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
3795 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
3796 (sched_scan_info): Remove duplicate definition.
3798 2009-06-16 Ian Lance Taylor <iant@google.com>
3800 * c-common.c (skip_evaluation): Don't define.
3801 (c_inhibit_evaluation_warnings): Define global variable.
3802 (overflow_warning): Check c_inhibit_evaluation_warnings rather
3803 than skip_evaluation.
3804 (convert_and_check, warn_for_div_by_zero): Likewise.
3805 * c-common.h (skip_evaluation): Don't declare.
3806 (c_inhibit_evaluation_warnings): Declare.
3807 * c-parser.c (c_parser_typeof_specifier): Set
3808 c_inhibit_evaluation_warnings rather than skip_evaluation.
3809 (c_parser_conditional_expression): Likewise.
3810 (c_parser_binary_expression): Likewise.
3811 (c_parser_sizeof_expression): Likewise.
3812 (c_parser_alignof_expression): Likewise.
3813 * c-typeck.c (build_indirect_ref): Check
3814 c_inhibit_evaluation_warnings rather than skip_evaluation.
3815 (build_conditional_expr, build_binary_op): Likewise.
3817 2009-06-16 Richard Guenther <rguenther@suse.de>
3819 * tree-ssa-alias.c (is_escape_site): Remove.
3820 * tree-ssa-alias.h (enum escape_type): Remove.
3821 (is_escape_site): Likewise.
3822 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
3823 via casts and asms without deferring to is_escape_site.
3825 2009-06-16 Jakub Jelinek <jakub@redhat.com>
3828 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
3829 use gen_lowpart if op0 has complex mode.
3831 2009-06-16 Richard Guenther <rguenther@suse.de>
3833 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
3834 variables add them to ESCAPED.
3835 (find_func_aliases): Do not make all indirectly stored values escaped.
3837 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
3839 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
3842 2009-06-16 Martin Jambor <mjambor@suse.cz>
3844 PR tree-optimization/40432
3845 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
3846 check whether we need to force gimple register operand.
3848 2009-06-16 Martin Jambor <mjambor@suse.cz>
3850 PR tree-optimization/40413
3851 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
3852 build_ref_for_offset.
3853 (propagate_subacesses_accross_link): Fix a typo in a comment.
3855 2009-06-16 Ira Rosen <irar@il.ibm.com>
3857 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3858 with additional parameter.
3859 * tree-vectorizer.h (enum vect_def_type): Add new value
3861 (enum vect_relevant): Add comments.
3862 (vect_is_simple_reduction): Add new argument.
3863 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
3864 Detect nested cycles.
3865 (vect_is_simple_reduction): Update documentation, add an argument to
3866 distinguish inner-loop reduction from nested cycle, detect nested
3867 cycles, fix printings and indentation, don't swap operands in case
3869 (get_initial_def_for_reduction): Handle subtraction.
3870 (vect_create_epilog_for_reduction): Add new argument to specify
3872 (vect_finalize_reduction): Handle subtraction, fix comments.
3873 (vectorizable_reduction): Handle nested cycles. In case of nested
3874 cycle keep track of the reduction variable position. Call
3875 vect_is_simple_reduction with additional parameter. Use original
3876 statement code in reduction epilogue for nested cycle. Call
3877 vect_create_epilog_for_reduction with additional parameter.
3878 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
3879 inner-loop vectorization.
3880 (vect_recog_widen_sum_pattern): Likewise.
3881 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
3883 (vect_mark_stmts_to_be_vectorized): Likewise.
3884 (vect_get_vec_def_for_operand): Handle nested cycles.
3886 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3888 * doc/invoke.texi (Debugging Options): Fix option index entries
3889 for -fdump-statistics, -frandom-seed add entries for
3890 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
3891 (FRV Options): Fix entries for -mTLS, -mtls.
3892 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
3893 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
3894 (M68hc1x Options): Fix @itemx for -mnominmax.
3895 (MCore Options): Fix entry for -mno-lsim.
3896 (MMIX Options): Fix entry for -mabi=mmixware.
3897 (PDP-11 Options): Fix entry for -mbcopy-builtin.
3899 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
3901 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
3902 Mention the plugin mode of gengtype.
3903 * doc/gty.texi (Source Files Containing Type Information): Likewise.
3904 * gengtype.c: Updated copyright.
3905 (plugin_files, nb_plugin_files) Added new static variables.
3906 (measure_input_list) Care about plugin_files.
3907 (write_rtx_next): Added early return in plugin mode.
3908 (create_file): Updated copyright year in generated file. Added
3910 (oprintf): Added early return if NULL outf.
3911 (get_output_file_with_visibility): Care of plugin_files.
3912 (get_output_file_name): May return null.
3913 (write_local): Added early return.
3914 (put_mangled_filename): Ditto.
3915 (finish_root_table): Added check for base_files.
3916 (write_roots): Care about null when plugins.
3917 (main): Added plugin mode.
3919 2009-06-15 Ian Lance Taylor <iant@google.com>
3921 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
3922 * gcov.c (read_count_file): Add braces around variables declared
3925 * c.opt (Wjump-misses-init): New warning.
3926 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
3927 -Wall and -Wc++-compat if not already set.
3928 (c_common_post_options): Clear warn_jump_misses_init if it was not
3930 * c-decl.c (struct c_binding): Change type field to a union with
3931 new label field. Make it the first field in the struct. Update
3932 references to type to use u.type instead.
3933 (struct c_spot_bindings): Define.
3934 (struct c_goto_bindings): Define.
3935 (c_goto_bindings_p): Define, along with VECs.
3936 (struct c_label_vars): Define.
3937 (struct c_scope): Add has_label_bindings field.
3938 (bind_label, set_spot_bindings): New static functions.
3939 (decl_jump_unsafe, update_spot_bindings): New static functions.
3940 (update_label_decls): New static function.
3941 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
3942 Update binding u.label field to shadowed field.
3943 (c_binding_start_stmt_expr): New function.
3944 (c_binding_end_stmt_expr): New function.
3945 (pushdecl): Don't call c_begin_vm_scope.
3946 (make_label): Add defining and p_label_vars parameters. Change
3948 (lookup_label): Correct test for whether a label has not yet been
3949 defined. Call bind_label rather than bind.
3950 (warn_about_goto): New static function.
3951 (lookup_label_for_goto): New function.
3952 (declare_label): Call bind_label rather than bind.
3953 (check_earlier_gotos): New static function.
3954 (define_label): Don't give errors about jumping into statement
3955 expressions or scopes of variably modified types. Call
3956 set_spot_bindings and check_earlier_gotos. Call bind_label
3957 instead of bind. Don't set label_context_stack_se or
3958 label_context_stack_vm.
3959 (c_get_switch_bindings): New function.
3960 (c_release_switch_bindings): New function.
3961 (c_check_switch_jump_warnings): New function.
3962 (start_function): Don't set label_context_stack_se or
3963 label_context_stack_vm.
3964 (finish_function): Likewise.
3965 * c-typeck.c (label_context_stack_se): Don't define.
3966 (label_context_stack_vm): Don't define.
3967 (c_finish_goto_label): Call lookup_label_for_goto rather than
3968 lookup_label. Don't give errors about jumping into a statement
3969 expression or the scope of a variably modified type. Don't set
3970 label_context_stack_se or label_context_stack_vm.
3971 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
3972 fields. Add bindings field.
3973 (c_start_case): Don't set deleted fields. Set bindings field.
3974 (do_case): Rework order of tests. Don't check blocked_stmt_expr
3975 or blocked_vm. Call c_check_switch_jump_warnings.
3976 (c_finish_case): Don't test blocked_stmt_expr field. Call
3977 c_release_switch_bindings.
3978 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
3979 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3980 set label_context_stack_se. Call c_bindings_start_stmt_expr.
3981 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
3982 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3983 set label_context_stack_se. Call c_bindings_end_stmt_expr.
3984 (c_begin_vm_scope, c_end_vm_scope): Don't define.
3985 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
3986 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
3987 (C_DECL_UNJUMPABLE_VM): Don't define.
3988 (C_DECL_UNDEFINABLE_VM): Don't define.
3989 (struct c_label_list): Don't define.
3990 (struct c_label_context_se): Don't define.
3991 (struct c_label_context_vm): Don't define.
3992 (struct c_spot_bindings): Declare.
3993 (c_bindings_start_stmt_expr): Declare.
3994 (c_bindings_end_stmt_expr): Declare.
3995 (lookup_label_for_goto): Declare.
3996 (c_get_switch_bindings, c_release_switch_bindings): Declare.
3997 (c_check_switch_jump_warnings): Declare.
3998 (label_context_stack_se, label_context_stack_vm): Don't declare.
3999 (c_finish_goto_label): Update declaration.
4000 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
4001 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
4002 (Warning Options): Document -Wjump-misses-init.
4004 2009-06-15 Jakub Jelinek <jakub@redhat.com>
4006 * tree-object-size.c (addr_object_size): Fix a pasto in the last
4009 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
4011 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
4013 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
4015 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
4017 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
4019 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
4021 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
4023 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
4024 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
4025 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
4026 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
4027 * dwarf2asm.c (dw2_force_const_mem): Update call to
4029 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
4030 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
4031 * langhooks.c (lhd_comdat_group): Remove.
4032 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
4033 * tree.h (DECL_COMDAT_GROUP): New.
4034 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
4035 (tree_decl_with_vis): Add comdat_group. Remove one_only.
4036 (make_decl_one_only): Change signature.
4037 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
4039 (make_decl_one_only): Change signature.
4040 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
4042 2009-06-15 Richard Guenther <rguenther@suse.de>
4045 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
4047 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4049 * tree-ssa-math-opts.c: Remove extra divide.
4051 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4053 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
4055 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4057 * passes.c: Add bswap pass.
4058 * tree-pass.h: Add pass_optimize_bswap declaration.
4059 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
4060 Include rtl.h, expr.h and optabs.h for optab_handler check.
4061 (struct symbolic_number, pass_optimize_bswap): New definition.
4062 (do_shift_rotate, verify_symbolic_number_p): New functions.
4063 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
4064 (gate_optimize_bswap): New function.
4065 * tree.c (widest_int_cst_value): New function.
4066 * tree.h (widest_int_cst_value): Prototype added.
4068 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
4070 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
4071 REG_EQUAL/REG_EQUIV notes.
4073 2009-06-14 Richard Guenther <rguenther@suse.de>
4076 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
4077 has its address taken if NRV was applied and it is addressable.
4078 * tree-ssa-structalias.c (get_constraint_for_address_of): New
4079 function split out from ...
4080 (get_constraint_for_1): ... here.
4081 (handle_rhs_call): Use it to mark the return slot escaped if
4082 it is addressable and NRV was applied.
4084 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
4086 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
4087 Change first argument type to location_t.
4088 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
4089 Do not set input_location.
4090 Use loc instead of input_location throughout.
4092 2009-06-13 Richard Guenther <rguenther@suse.de>
4094 PR tree-optimization/40421
4095 * tree-predcom.c (should_unroll_loop_p): Remove.
4096 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
4098 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4100 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4101 Add location argument.
4103 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
4105 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
4107 * config/s390/s390.c (s390_build_builtin_va_list): Same.
4108 (s390_gimplify_va_arg): Pass location to create_artificial_label.
4109 * config/spu/spu-protos.h: Add location to
4110 spu_resolve_overloaded_builtin.
4111 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
4112 spu_build_builtin_va_list.
4113 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
4114 argument. Pass location to build_function_call_vec.
4115 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
4117 (emit_fpu_switch): Same.
4118 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
4119 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
4120 to build_decl and create_artificial_label.
4121 (xtensa_gimplify_va_arg_expr): Same.
4122 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
4123 (xstormy16_gimplify_va_arg_expr): Same.
4124 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
4125 * config/arm/arm.c (arm_build_builtin_va_list): Same.
4126 * config/mips/mips.c (mips_build_builtin_va_list): Same.
4127 (mips16_build_function_stub): Same.
4128 (mips16_build_call_stub): Same.
4130 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
4133 * arm/constraints.md (Pa, Pb): New constraints.
4134 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
4135 split pattern to deal with them.
4137 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
4139 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
4140 fix index entry for -Xpreprocessor.
4142 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4144 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4145 Add location argument to build_decl call.
4146 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
4147 (rs6000_init_builtins): Same.
4148 (spe_init_builtins): Same.
4149 (rs6000_gimplify_va_arg): Add location argument to
4150 create_artificial_label call.
4152 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
4154 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
4155 * combine-stack-adj.c (pass_stack_adjustments): Use it.
4156 * Makefile.in: Fix GGC dependency for gcse.o.
4158 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4160 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
4161 * gimple-pretty-print.c (dump_gimple_stmt): Same.
4162 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
4164 * c-parser.c (c_parser_binary_expression): Use current column while
4165 building binary operations.
4166 * common.opt (fshow-column): Enable by default.
4167 * tree-vrp.c (check_array_ref): Use warning_at.
4168 (check_array_bounds): Use location from call back if expr has no
4170 * tree.h: Add location argument to maybe_fold_*.
4171 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
4172 (maybe_fold_offset_to_array_ref): Add location argument and use it.
4173 (maybe_fold_offset_to_component_ref): Same.
4174 (maybe_fold_offset_to_reference): Same.
4175 (maybe_fold_offset_to_address): Same.
4176 (maybe_fold_stmt_indirect): Same.
4177 (maybe_fold_stmt_addition): Same.
4178 (fold_stmt_r): Pass location to maybe_fold_*.
4179 (fold_gimple_assign): Same.
4180 * c-tree.h: Add location argument to finish_decl,
4181 default_function_array_conversion, store_init_value.
4182 * c-decl.c (define_label): Use error_at.
4183 (c_make_fname_decl): Pass location to finish_decl.
4184 (finish_decl): New location argument.
4185 (build_compound_literal): Pass location to store_init_value.
4186 (grokdeclarator): Pass location to finish_decl.
4188 * c-typeck.c (array_to_pointer_conversion): New location argument.
4189 (function_to_pointer_conversion): Same.
4190 (default_function_array_conversion): Same.
4191 (parser_build_unary_op): Pass location to overflow_warning.
4192 (parser_build_binary_op): Same. Use warning_at.
4193 (build_unary_op): Pass location to array_to_pointer_conversion.
4194 (build_c_cast): Pass location to digest_init.
4195 (build_modify_expr): New location argument.
4196 (convert_for_assignment): Same.
4197 (store_init_value): Same.
4198 (digest_init): Same.
4199 (output_init_element): Pass location to digest_init and
4200 array_to_pointer_conversion.
4201 (c_finish_return): Pass location to convert_for_assignment.
4202 * gimplify.c (gimplify_conversion): Pass location to
4203 maybe_fold_offset_to_address.
4204 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
4205 to maybe_fold_stmt_addition.
4206 * c-omp.c (c_finish_omp_atomic): Pass new location to
4208 (c_finish_omp_for): Same.
4209 * c-common.c (overflow_warning): New argument.
4210 * c-common.h: New argument to build_modify_expr, overflow_warning.
4211 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
4213 (c_parser_initializer): Pass location to
4214 default_function_array_conversion.
4215 (c_parser_initelt): Same.
4216 (c_parser_initval): Same.
4217 (c_parser_asm_operands): Same.
4218 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
4219 (c_parser_conditional_expression): Same.
4220 (c_parser_binary_expression): Add location info to stack. Use it.
4221 (c_parser_unary_expression): Pass location to
4222 default_function_array_conversion, parser_build_unary_op,
4223 build_indirect_ref, c_parser_postfix_expression_after_primary.
4224 (c_parser_postfix_expression_after_primary): New location argument.
4226 (c_parser_expression_conv): Pass location to
4227 default_function_array_conversion.
4228 (c_parser_expr_list): Same.
4229 (c_parser_omp_atomic): Same.
4230 (c_parser_omp_for_loop): Same.
4231 * c-tree.h: (struct c_declarator): Add comment to id_loc.
4232 (build_array_declarator): New argument.
4233 * c-decl.c (build_array_declarator): Add location argument.
4234 (grokdeclarator): Set id_loc for cdk_array.
4235 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
4236 build_array_declarator.
4237 * tree.c (build_omp_clause): Add location argument.
4238 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
4239 (OMP_CLAUSE_LOCATION): New macro.
4240 (struct tree_omp_clause): Add location field.
4241 (build_omp_clause): Add argument.
4242 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
4243 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
4245 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
4246 (cp_parser_omp_clause_collapse): Same.
4247 (cp_parser_omp_clause_default): Same.
4248 (cp_parser_omp_clause_if): Same.
4249 (cp_parser_omp_clause_nowait): Same.
4250 (cp_parser_omp_clause_num_threads): Same.
4251 (cp_parser_omp_clause_ordered): Same.
4252 (cp_parser_omp_clause_schedule): Same.
4253 (cp_parser_omp_clause_untied): Same.
4254 (cp_parser_omp_for_loop): Same.
4255 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4256 * c-tree.h (c_start_case): Add location argument.
4257 (c_process_expr_stmt): Same.
4258 (c_finish_goto_*): Same.
4259 * tree-parloops.c (initialize_reductions): Pass location to
4261 (create_parallel_loop): Same.
4262 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
4263 (gfc_trans_omp_reduction_list): Same.
4264 (gfc_trans_omp_clauses): Same.
4265 (gfc_trans_omp_do): Same.
4266 * c-typeck.c (c_finish_goto_label): Same.
4267 (c_finish_goto_ptr): New location argument.
4268 (c_start_case): Same.
4269 (emit_side_effect_warnings): Same.
4270 (c_process_expr_stmt): Same.
4271 (c_finish_stmt_expr): Same.
4272 (c_finish_omp_clauses): Use error_at instead of error.
4273 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
4275 * c-omp.c (c_split_parallel_clauses): New location argument.
4276 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
4277 to build_omp_clause.
4278 (convert_local_reference_stmt): Same.
4279 (convert_gimple_call): Same.
4280 * c-common.h (c_split_parallel_clauses): New argument.
4281 * c-parser.c (c_parser_statement_after_labels): Pass location to
4282 c_finish_goto_label.
4283 (c_parser_switch_statement): Pass location to c_start_case.
4284 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
4285 and c_process_expr_stmt.
4286 (c_parser_omp_variable_list): Add location argument.
4287 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
4288 (c_parser_omp_clause_default): Same.
4289 (c_parser_omp_clause_if): Same.
4290 (c_parser_omp_clause_num_threads): Same.
4291 (-c_parser_omp_clause_ordered): Same.
4292 (c_parser_omp_clause_reduction): Pass location to
4293 c_parser_omp_variable_list.
4294 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
4295 (c_parser_omp_clause_untied): Same.
4296 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
4297 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4299 * c-tree.h (check_for_loop_decls, undeclared_variable,
4300 build_component_ref, build_array_ref, build_external_ref,
4301 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
4302 build_conditional_expr, build_compound_expr, c_cast_expr,
4303 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
4304 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
4306 * c-semantics.c (build_stmt): Same.
4307 (build_case_label): Same.
4308 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
4309 (undeclared_variable): New argument.
4311 (lookup_label): Pass location on down.
4312 (define_label): Same.
4313 (finish_decl): Same.
4314 (build_compound_literal): Same.
4315 (finish_struct): Same.
4316 (finish_function): Do not set location here.
4317 (check_for_loop_decls): New argument.
4318 * tree.c (save_expr): Set location.
4319 (build_empty_stmt): New argument.
4320 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
4321 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
4322 * builtins.c (gimplify_va_arg_expr): Use locations.
4323 (expand_builtin_sync_operation): Same.
4324 * c-typeck.c (build_component_ref): New argument.
4325 (build_array_ref): Same.
4326 (build_external_ref): Same.
4327 (c_expr_sizeof_expr): Same.
4328 (c_expr_sizeof_type): Same.
4329 (parser_build_unary_op): Same.
4330 (build_conditional_expr): Same.
4331 (build_compound_expr): Pass location on down.
4332 (build_compound_expr): New argument.
4333 (build_c_cast): Same.
4334 (c_cast_expr): Same.
4335 (build_asm_expr): Same.
4336 (c_finish_return): Same.
4337 (c_process_expr_stmt): Pass location on down.
4338 (c_finish_stmt_expr): New argument.
4339 (push_clenaup): Same.
4340 (c_finish_omp_parallel): Same.
4341 (c_finish_omp_task): Same.
4342 * gimplify.c (gimplify_call_expr): Pass location on down.
4343 * c-omp.c (c_finish_omp_master): New argument.
4344 (c_finish_omp_critical): Same.
4345 (c_finish_omp_ordered): Same.
4346 (c_finish_omp_barrier): Same.
4347 (-c_finish_omp_taskwait): Same.
4348 (c_finish_omp_atomic): Same.
4349 (c_finish_omp_flush): Same.
4350 * tree-inline.c (copy_tree_body_r): Pass location on down.
4351 (inline_forbidden_p): Remove use of input_location.
4352 * c-gimplify.c (c_build_bind_expr): New argument.
4353 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
4354 (c_sizeof_or_alignof_type): New argument.
4355 (c_alignof_expr): Same.
4356 (build_va_arg): Same.
4357 (c_add_case_label): Same.
4358 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
4359 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
4360 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
4361 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
4362 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
4363 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
4365 * stub-objc.c (objc_build_selector_expr): Same.
4366 (objc_build_throw_stmt): Same.
4367 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
4368 (c_parser_initelt): Same.
4369 (c_parser_compound_statement): Same.
4370 (c_parser_compound_statement_nostart): Same.
4371 (c_parser_label): Same.
4372 (c_parser_statement_after_labels): Same.
4373 (c_parser_if_body): Same.
4374 (c_parser_else_body): Same.
4375 (c_parser_if_statement): Same.
4376 (c_parser_switch_statement): Same.
4377 (c_parser_while_statement): Same.
4378 (c_parser_do_statement): Same.
4379 (c_parser_for_statement): Same.
4380 (c_parser_asm_statement): Same.
4381 (c_parser_conditional_expression): Same.
4382 (c_parser_binary_expression): Same.
4383 (c_parser_cast_expression): Same.
4384 (c_parser_unary_expression): Same.
4385 (c_parser_sizeof_expression): Same.
4386 (c_parser_alignof_expression): Same.
4387 (c_parser_postfix_expression): Same.
4388 (c_parser_expression): Same.
4389 (c_parser_objc_receiver): Same.
4390 (c_parser_omp_variable_list): Same.
4391 (c_parser_omp_structured_block): Same.
4392 (c_parser_omp_atomic): New argument.
4393 (c_parser_omp_barrier): Same.
4394 (c_parser_omp_critical): Same.
4395 (c_parser_omp_flush): Pass location on down.
4396 (c_parser_omp_for_loop): New argument.
4397 (c_parser_omp_for): Same.
4398 (c_parser_omp_master): Same.
4399 (c_parser_omp_ordered): Same.
4400 (c_parser_omp_sections_scope): Same.
4401 (c_parser_omp_sections): Same.
4402 (c_parser_omp_parallel): Same.
4403 (c_parser_omp_single): Same.
4404 (c_parser_omp_task): Same.
4405 (c_parser_omp_taskwait): Pass location on down.
4406 (c_parser_omp_construct): Same.
4407 (c_parser_omp_threadprivate): Same.
4408 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
4409 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
4410 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
4411 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
4412 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
4413 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
4414 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
4415 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
4416 config/i386/i386.c, stmt.c:
4417 Add location argument to the following function definitions and/or
4418 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
4419 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
4420 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
4421 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
4422 do_case, c_finish_bc_stmt, build_compound_literal,
4423 build_function_call.
4424 * c-decl.c (build_compound_literal): Add location argument.
4425 Make all diagnostic calls use location.
4426 (start_struct): Same.
4427 (finish_struct): Same.
4429 (build_enumerator): Same.
4430 (start_function): Same.
4431 (grokdeclarator): Make all diagnostic calls use location.
4432 (store_parm_decls_oldstyle): Same.
4433 * c-typeck.c (build_function_call): Add location argument.
4434 Make all diagnostic calls use location.
4436 (c_finish_bc_stmt): Same.
4437 * tree-nested.c (get_trampoline_type): Add argument.
4438 Pass location to build_decl.
4439 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
4440 * rtl.h (RTL_LOCATION): New.
4441 * c-common.c (c_add_case_label): Add location argument.
4442 Make all diagnostic calls use location.
4443 * c-common.h: Add location argument to make_fname_decl, do_case,
4444 c_add_case_label, build_function_call, resolve_overloaded_builtin.
4445 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
4446 Set it appropriately for every case. Pass enum_loc to start_enum
4447 call. Pass value_loc first to build_enumerator. Pass enum_loc to
4449 (c_parser_struct_or_union_specifier): Save location. Use it for
4450 start_struct, finish_struct, and parser_xref_tag.
4452 2009-06-12 Ian Lance Taylor <iant@google.com>
4454 * fold-const.c (fold_unary): Rename local variable and to and_expr.
4456 * c-opts.c (c_common_handle_option): For -Wc++-compat set
4457 cpp_opts->warn_cxx_operator_names.
4459 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4462 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
4463 is returns NULL and OP is a VCE, look through the VCE.
4465 2009-06-12 Ian Lance Taylor <iant@google.com>
4468 * collect2.c (main): Use CONST_CAST2 in code inside #if
4469 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
4471 2009-06-12 Joey Ye <joey.ye@intel.com>
4474 * cfgexpand.c (get_decl_align_unit): Update
4475 max_used_stack_slot_alignment with align instead of
4476 stack_alignment_needed.
4478 * function.c (assign_stack_local_1): Update
4479 max_used_stack_slot_alignment with alignment_in_bits instead
4480 of stack_alignment_needed.
4481 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
4484 2009-06-12 Jakub Jelinek <jakub@redhat.com>
4486 * dwarf2out.c (last_var_location_insn): New variable.
4487 (dwarf2out_end_epilogue): Clear last_var_location_insn.
4488 (dwarf2out_var_location): Don't record anything after last real
4489 insn. Only change labels if there were any real instructions
4490 in between last note and this one, or if changed sections.
4492 2009-06-11 Richard Henderson <rth@redhat.com>
4494 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
4495 note when storing the frame pointer in a register.
4496 (FRP): Don't redefine to nothing for epilogue.
4497 (alpha_expand_epilogue): Mark register and sp restores.
4498 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
4500 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
4501 when gen_lowpart is needed.
4503 2009-06-11 Richard Henderson <rth@redhat.com>
4505 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
4507 * dwarf2out.c (need_data_align_sf_opcode): New.
4508 (div_data_align): Move earlier.
4509 (def_cfa_1, reg_save): Use it.
4511 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
4513 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
4514 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
4515 (ix86_handle_option): Handle OPT_mcrc32.
4516 (ix86_target_string): Add -mcrc32.
4517 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
4519 * config/i386/i386.h (TARGET_CRC32): New.
4521 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
4522 (sse4_2_crc32di): Likewise.
4524 * config/i386/i386.opt (mcrc32): New.
4526 * doc/invoke.texi: Document -mcrc32.
4528 2009-06-11 Richard Henderson <rth@redhat.com>
4530 * common.opt (gdwarf-): Accept a version number.
4531 * doc/invoke.texi (gdwarf-): Update docs.
4532 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
4533 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
4534 version level, and record it.
4536 * dwarf2.h (DW_CIE_VERSION): Remove.
4537 * dwarf2out.c (DWARF_VERSION): Remove.
4538 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
4539 (output_call_frame_info): Use CIE version 3 for dwarf3,
4540 or if the return register column is out of range for version 1.
4541 (dwarf_stack_op_name): Add all dwarf3 values.
4542 (DEBUG_PUBTYPES_SECTION): New.
4543 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
4544 encoding change for dwarf3.
4545 (output_die) [dw_val_class_die_ref]: Likewise.
4546 (output_compilation_unit_header): Emit correct version for dwarf3.
4547 (output_line_info): Likewise.
4548 (output_pubnames): Update for DWARF_VERSION removal.
4549 (output_aranges): Likewise.
4550 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
4551 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
4552 (dwarf2out_finish): Likewise.
4554 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4556 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
4559 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4562 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
4563 * builtins.c (expand_builtin_unreachable): New function.
4564 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
4565 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
4566 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
4568 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
4569 searching for missing barriers.
4571 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4573 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
4574 when -fprofile-generate* was passed.
4575 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4577 2009-06-11 Anthony Green <green@moxielogic.com>
4579 * config/moxie/moxie.md: Define length attribute for all instructions.
4581 (*b<cond:code>): Support limited branch ranges for new PC-relative
4582 branch instructions.
4583 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
4585 2009-06-11 Jakub Jelinek <jakub@redhat.com>
4587 * config/i386/i386.c (min_insn_size): Use get_attr_length
4588 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
4591 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
4592 instead of emit_insn_before.
4594 2009-06-10 Ian Lance Taylor <iant@google.com>
4597 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
4600 2009-06-10 Revital Eres <eres@il.ibm.com>
4602 * passes.c (init_optimization_passes): Reschedule
4603 predictive-commoning pass before complete unroll pass.
4605 2009-06-10 Martin Jambor <mjambor@suse.cz>
4607 * cgraph.c (cgraph_node_can_be_local_p): New function.
4608 (cgraph_make_node_local): New function.
4609 * cgraph.h (cgraph_node_can_be_local_p): Declare.
4610 (cgraph_make_node_local): Declare.
4612 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
4614 * tree.h (tree_base): Add packed_flag and user_align fields.
4615 Decrease size of spare field.
4616 (TYPE_USER_ALIGN): Use user_align from tree_base.
4617 (DECL_USER_ALIGN): Likewise.
4618 (TYPE_PACKED): Use packed_flag from tree_base.
4619 (DECL_PACKED): Likewise.
4620 (tree_type): Delete packed_flag and user_align fields. Widen
4621 precision field. Widen mode field and shuffle fields to align
4622 mode on an 8-bit boundary.
4623 (tree_decl_common): Delete decl_flag_1 and user_align fields.
4624 Renumber decl_flag_* fields. Fix comments. Widen
4625 decl_common_unused field.
4626 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
4627 (DECL_EXTERNAL): Likewise.
4628 (DECL_BIT_FIELD): Likewise.
4629 (DECL_NONADDRESSABLE_P): Likewise.
4630 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
4631 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
4633 2009-06-10 Ian Lance Taylor <iant@google.com>
4635 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
4636 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
4637 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
4638 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
4639 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
4640 DEF_VEC_ALLOC_FUNC_P.
4641 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
4642 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
4643 DEF_VEC_ALLOC_FUNC_O.
4644 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
4645 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
4646 DEF_VEC_ALLOC_FUNC_I.
4647 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
4648 (vec_stack_p_reserve_exact_1): Declare.
4649 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
4650 (vec_stack_free): Declare.
4651 (VEC_stack_alloc): Define.
4652 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
4653 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
4654 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
4655 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
4657 (stack_vecs): New static variable.
4658 (vec_stack_p_reserve_exact_1): New function.
4659 (vec_stack_o_reserve_1): New static function.
4660 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
4661 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
4662 (vec_stack_free): New function.
4663 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
4664 (VEC_df_ref_stack_alloc): Define.
4665 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
4666 DEF_VEC_ALLOC_P_STACK.
4667 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
4668 (struct df_collection_rec): Change _vec fields to VEC. Remove
4670 (df_free_collection_rec): Adjust for new fields.
4671 (df_insn_rescan): Use new df_collection_rec fields.
4672 (df_notes_rescan, df_canonize_collection_rec): Likewise.
4673 (df_ref_create_structure, df_ref_record): Likewise.
4674 (df_get_conditional_uses, df_get_call_refs): Likewise.
4675 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
4676 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
4677 (df_record_exit_block_uses, df_bb_verify): Likewise.
4678 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
4679 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
4680 Remove count parameter. Change return type to void. Change all
4682 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
4683 Remove count parameter. Change return type to void. Change all
4685 (df_install_refs): Change old_vec parameter to VEC. Remove count
4686 parameter. Change all callers.
4687 (df_install_mws): Change old_vec parameter to VEC. Remove count
4688 parameter. Change all callers.
4689 (df_refs_verify): Change new_rec parameter to VEC. Change call
4691 (df_mws_verify): Likewise.
4693 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
4695 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
4697 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
4699 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
4701 2009-06-10 Anthony Green <green@moxielogic.com>
4703 * config/moxie/crti.asm: New file.
4704 * config/moxie/crtn.asm: New file.
4705 * config/moxie/moxie.c: New file.
4706 * config/moxie/moxie.h: New file.
4707 * config/moxie/sfp-machine.h: New file.
4708 * config/moxie/moxie-protos.h: New file.
4709 * config/moxie/t-moxie: Created.
4710 * config/moxie/t-moxie-softfp: Created.
4711 * config/moxie/moxie.md: Created.
4712 * config/moxie/constraints.md: Created.
4713 * config.gcc: Add moxie support.
4714 * doc/md.texi (Machine Constraints): Add moxie constraints.
4715 * doc/contrib.texi (Contributors): Mention moxie port.
4716 * doc/install.texi (Specific): Mention the moxie port.
4718 2009-06-09 Ian Lance Taylor <iant@google.com>
4720 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
4722 * optabs.c (optab_table): Only use designated initializers if
4723 HAVE_DESIGNATED_INITIALIZERS is defined.
4724 (convert_optab_table): Likewise.
4725 (init_optabs): Always call init_insn_codes if
4726 HAVE_DESIGNATED_INITIALIZERS is not defined.
4728 2009-06-09 Ian Lance Taylor <iant@google.com>
4730 * targhooks.c (default_builtin_vectorized_function): Change fn
4731 parameter to unsigned int.
4732 (default_builtin_vectorized_conversion): Change code parameter to
4734 (default_builtin_reciprocal): Change fn parameter to unsigned int.
4735 * targhooks.h: Update declarations.
4736 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
4737 parameter to unsigned int.
4739 * c-typeck.c (comptypes_check_enum_int): New static function.
4740 (comptypes_internal): Add enum_and_int_p parameter. Change all
4742 (comp_target_types): Add location parameter. Change all callers.
4743 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
4745 (function_types_compatible_p, type_lists_compatible_p): Likewise.
4746 (build_conditional_expr): Add colon_loc parameter. Change all
4748 (convert_for_assignment): Add location parameter. Change all callers.
4749 * c-parser.c (c_parser_conditional_expression): Pass location of
4750 colon to build_conditional_expr.
4751 * c-tree.h (build_conditional_expr): Update declaration.
4753 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4755 * graphite.c: Revert previous patch.
4757 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4760 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4762 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
4764 * tree-ssa-loop-prefetch.c
4765 (loop_prefetch_arrays): Fixed a portability problem in printf format
4768 2009-06-09 Martin Jambor <mjambor@suse.cz>
4770 PR tree-optimization/40351
4771 * tree-sra.c (propagate_subacesses_accross_link): Check that a
4772 refrence to a potential artifical subaccess can be constructed.
4774 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
4776 * config/sh/sh-protos.h (sh_optimization_options): Declare.
4777 (sh_override_options): Likewise.
4778 * config/sh/sh.c: Include params.h.
4779 (sh_optimization_options): New.
4780 (sh_override_options): Likewise.
4781 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
4782 (OVERRIDE_OPTIONS): Use sh_override_options.
4784 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4786 * dwarf2out.c (emit_cfa_remember): New variable.
4787 (add_fde_cfi): If emit_cfa_remember, recurse to add
4788 DW_CFA_remember_state first.
4789 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
4790 instead just set emit_cfa_remember.
4792 2009-06-08 Jan Hubicka <jh@suse.cz>
4795 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
4797 2009-06-08 Jan Hubicka <jh@suse.cz>
4800 * cgraphunit.c (save_inline_function_body): Do not copy transform
4801 hooks for saved inline bodies.
4802 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
4805 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
4807 * jump.c (returnjump_p): Handle delayed branches. Add missing
4810 2009-06-08 Jan Hubicka <jh@suse.cz>
4813 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
4814 original node might've been modified.
4815 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
4817 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4819 * tree-object-size.c (addr_object_size): Add OSI argument.
4820 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
4821 (compute_builtin_object_size, expr_object_size): Adjust callers.
4822 (plus_stmt_object_size): Call addr_object_size instead of
4823 compute_builtin_object_size.
4825 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
4826 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4828 * tree-ssa-loop-prefetch.c
4829 (gather_memory_references): Introduced a counter for the number of
4831 (anything_to_prefetch_p): Introduced a counter for the number of
4833 (is_loop_prefetching_profitable): New function with a cost model
4835 (loop_prefetch_arrays): Use the new cost model to determine if
4836 prefetching is profitable.
4837 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
4838 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4839 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
4840 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4841 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
4842 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4844 2009-06-08 Michael Matz <matz@suse.de>
4847 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
4848 partitions use the same.
4849 (expand_one_var): Deal with DECL_RTL sometimes begin set also
4850 for basevars of SSA_NAMEs.
4851 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
4852 to not expand them twice.
4853 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
4856 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
4858 * common.opt (fcompare-debug=, fcompare-debug-second): New.
4859 (fdump-final-insns=, gtoggle): New.
4860 * doc/invoke.texi: Document them.
4861 * final.c (rest_of_clean_state): Dump final insn stream.
4862 * gcc.c (invoke_as): Hook in -fcompare-debug.
4863 (static_spec_functions): Add compare-debug-dump-opt,
4864 compare-debug-self-opt and compare-debug-auxbase-opt.
4865 (compare_debug, compare_debug_second, compare_debug_opt): New.
4866 (switches_debug_check, n_switches_debug_check): New.
4867 (debug_auxbase_opt, debug_check_temp_file): New.
4868 (process_command): Handle -fno-compare-debug, -fcompare-debug and
4870 (do_self_spec): Handle arguments after switches.
4871 (do_spec_1): Add .gk extension to temp file basenames for compare.
4872 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
4873 (cc1_options): Use it instead of normal auxbase computation for
4874 the second compare-debug compilation.
4875 (compare_files): New.
4876 (main): Set up and implement compare debug mode.
4877 (compare_debug_dump_opt_spec_function): New.
4878 (compare_debug_self_opt_spec_function): New.
4879 (compare_debug_auxbase_opt_spec_function): New.
4880 * toplev.c (process_options): Handle flag_gtoggle,
4881 flag_dump_final_insns.
4882 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
4883 during -fcompare-debug-second compilation.
4885 2009-06-07 Ian Lance Taylor <iant@google.com>
4887 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
4888 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
4890 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
4891 with no default node. Change warning with %H to warning_at.
4892 Don't clear warn_switch around case checking.
4893 * doc/invoke.texi (Warning Options): Clarify distinction between
4894 -Wswitch and -Wswitch-enum.
4896 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4898 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
4900 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4902 * gbl-ctors.h: Add header guard.
4904 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4906 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
4907 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
4908 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
4909 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
4910 prototypes for removed functions.
4911 (expressions_equal_p): Move to ...
4912 * tree-ssa-sccvn.h: ... here and ...
4913 * matrix-reorg.c: ... adjust includes.
4915 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4917 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
4919 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4921 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
4922 (finish_function): Remove erroneous whitespace.
4924 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4926 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
4927 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
4929 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4931 * errors.c (internal_error): Commentary typo fix.
4932 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
4933 * tree-ssa-pre.c: Ditto.
4935 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4937 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
4938 them is supposed to hold actual statements.
4940 2009-06-06 Ian Lance Taylor <iant@google.com>
4942 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
4943 empty statements can now have attributes.
4945 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
4947 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
4948 * config/mips/mips.md: Ditto.
4950 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4952 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
4954 (__eabi_uconvert): Likewise.
4956 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4958 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
4959 CFI_* definitions with IN_GCC.
4961 2009-06-05 David Edelsohn <edelsohn@gnu.org>
4963 * xcoffout.h (xcoffout_source_line): Update prototype.
4965 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4967 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
4968 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
4970 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4973 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
4974 inlined_function_outer_scope_p blocks for artificial inlines
4976 * tree.c (tree_nonartificial_location): Rewrite using
4977 block_nonartificial_location.
4979 2009-06-05 Revital Eres <eres@il.ibm.com>
4980 Leehod Baruch <leehod@il.ibm.com>
4982 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
4983 (expand_expr_real_1): Remove comment.
4984 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4985 Vectorize misaligned access when the target supports it.
4986 (vect_supportable_dr_alignment): Check for unaligned access support.
4987 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
4990 2009-06-05 Julian Brown <julian@codesourcery.com>
4992 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
4993 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
4995 2009-06-05 Richard Guenther <rguenther@suse.de>
4998 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
5001 2009-06-05 Jakub Jelinek <jakub@redhat.com>
5003 * config/s390/s390.c (global_not_special_regno_p): New static inline.
5004 (save_gprs): Don't tell unwinder when a global register is saved.
5005 (s390_emit_epilogue): Emit needed epilogue unwind info.
5007 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
5009 * dwarf2out.c (deferred_asm_name): New.
5010 (add_name_and_src_coords_attributes): Defer creation of
5011 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
5013 (move_linkage_attr): New.
5014 (dwarf2out_finish): Revisit deferrals and emit attributes at the
5017 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
5019 * tree-nested.c (finalize_nesting_tree_1): Declare the
5020 frame_decl in the binding tree.
5022 2009-06-04 Cary Coutant <ccoutant@google.com>
5024 * basic-block.h (struct basic_block_def): Add discriminator field.
5025 * dbxout.c (dbxout_source_line): Add new parameter. Change all
5027 * debug.c (do_nothing_debug_hooks): Add additional entry.
5028 (debug_nothing_int_charstar_int): New function.
5029 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
5030 (debug_nothing_int_charstar_int): New declaration.
5031 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
5032 discriminator value in .loc directive.
5033 * final.c (last_discriminator): New variable.
5034 (discriminator): New variable.
5035 (final_start_function): Initialize above variables, pass current
5036 discriminator to debug hook.
5037 (notice_source_line): Check for discriminator change.
5038 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
5039 * sdbout.c (sdbout_source_line): New parameter.
5040 * tree-cfg.c (struct locus_discrim_map): New structure type.
5041 (discriminator_per_locus): New hash table.
5042 (build_gimple_cfg): Allocate and free discriminator hash table.
5043 (make_edges): Call assign_discriminator.
5044 (locus_map_hash): New function.
5045 (locus_map_eq): New function.
5046 (next_discriminator_for_locus): New function.
5047 (same_line_p): New function.
5048 (assign_discriminator): New function.
5049 (make_cond_expr_edges): Call assign_discriminator.
5050 (make_gimple_switch_edges): Likewise.
5051 (first_non_label_stmt): New function.
5052 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
5054 * xcoffout.c (xcoffout_source_line): Add new parameter.
5056 * configure.ac (gcc_cv_as_discriminator): New configury check for
5057 gas support for discriminator.
5058 * configure: Regenerate.
5059 * config.in: Regenerate.
5061 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5063 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
5064 val after checking for integers.
5066 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
5068 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
5070 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
5071 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
5072 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
5073 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
5074 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
5075 X64_SSE_REGPARM_MAX.
5076 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
5077 X64_SSE_REGPARM_MAX.
5079 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5081 * gcc.c (report_times_to_file): New.
5082 (execute): Implement it.
5083 (process_command): Support -time=.
5084 * doc/invoke.texi: Document it.
5086 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5088 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
5089 that have value exprs.
5091 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5093 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
5094 declarations for constants until...
5095 (dw2_output_indirect_constant_1): ... this point.
5097 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
5100 * arm.md (arm_addsi3): Don't try to split an add with an
5101 eliminable register until after reload has completed.
5103 2009-06-03 Ian Lance Taylor <iant@google.com>
5105 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
5106 * genattrtab.c (write_length_unit_log): Likewise.
5107 * genchecksum.c (dosum): Likewise.
5108 * gengtype.c (write_rtx_next): Likewise.
5109 (finish_root_table, write_roots): Likewise.
5110 * gimple.c (gimple_ops_offset_): Likewise.
5111 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
5112 * config/arc/arc.c (arc_attribute_table): Likewise.
5113 * config/arm/arm.c (arm_attribute_table): Likewise.
5114 * config/avr/avr.c (avr_attribute_table): Likewise.
5115 * config/crx/crx.c (crx_attribute_table): Likewise.
5116 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
5117 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
5118 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
5119 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
5120 * config/sh/sh.c (sh_attribute_table): Likewise.
5121 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
5122 * config/spu/spu.c (spu_attribute_table): Likewise.
5123 * config/v850/v850.c (v850_attribute_table): Likewise.
5125 * config/alpha/alpha.c (vms_attribute_table): Make static.
5126 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
5127 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
5128 * config/mips/mips.c (mips_attribute_table): Likewise.
5130 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
5132 (cc1-checksum.o): Likewise.
5134 2009-06-03 Steve Ellcey <sje@cup.hp.com>
5136 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
5138 2009-06-03 Jakub Jelinek <jakub@redhat.com>
5140 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
5141 insn if it is changing sp. Use gen_add3_insn instead of
5142 conditionally gen_addsi3 and gen_adddi3.
5143 (offset_below_red_zone_p): New static inline function.
5144 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
5145 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
5146 * config/rs6000/ppc-asm.h: Include auto-host.h.
5147 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
5148 CFI_RESTORE): Define.
5149 * config/rs6000/crtresxgpr.asm: Add unwind info.
5150 * config/rs6000/crtresxfpr.asm: Likewise.
5151 * config/rs6000/crtresgpr.asm: Likewise.
5152 * config/rs6000/crtresfpr.asm: Likewise.
5153 * config/rs6000/crtsavgpr.asm: Likewise.
5154 * config/rs6000/crtsavfpr.asm: Likewise.
5156 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
5157 argument of DWARF2_FRAME_REG_OUT macros.
5159 2009-06-03 Julian Brown <julian@codesourcery.com>
5161 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
5162 words or less (including TImode) in core registers.
5164 2009-06-03 Richard Guenther <rguenther@suse.de>
5167 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
5169 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
5171 * statistics.c (statistics_counter_event): Do not record event
5172 in pass dump if its number == -1.
5173 (curr_statistics_hash): Add assert that we never get passes
5174 with static number == -1.
5176 2009-06-03 Richard Guenther <rguenther@suse.de>
5177 Andrey Belevantsev <abel@ispras.ru>
5179 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
5180 non-BLKmode arrays addressable.
5182 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
5184 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
5185 * config/m68k/m68k.h: ... here.
5186 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
5189 2009-06-03 Martin Jambor <mjambor@suse.cz>
5191 PR tree-optimization/40323
5192 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
5195 2009-06-03 Richard Guenther <rguenther@suse.de>
5197 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5200 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
5202 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
5203 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
5204 JUMP_TABLE_DATA_P where applicable.
5205 * config/sh/sh.c: Ditto.
5206 * config/sh/sh.h: Ditto.
5207 * config/sh/sh.md: Ditto.
5208 * config/sh/symbian.c: Ditto.
5210 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
5212 * config/i386/driver-i386.c (describe_cache): Optimize
5213 concatenation of strings. Use snprintf instead of sprintf.
5214 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
5215 target when not compiling with GCC.
5217 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
5219 * config/sh/sh.c: Revert last change.
5220 (sh_expand_epilogue): Emit a blockage insn before the frame
5221 pointer adjustment unconditionally.
5223 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5225 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
5226 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
5227 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
5228 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
5229 to COLLECT_GCC_OPTIONS.
5231 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5233 * collect2.c (target_system_root): New variable.
5234 (main): Handle --sysroot=.
5235 (ignore_library): Strip the sysroot from the library path.
5237 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5239 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
5240 (collect2.o): Depend on collect2-aix.h.
5241 (collect2-aix.o): New rule.
5242 * collect2-aix.h: New file.
5243 * collect2-aix.c: Likewise.
5244 * collect2.c: Include collect2-aix.h. Don't undefine
5245 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
5246 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
5247 Use TARGET_AIX_VERSION instead of _AIX51.
5248 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
5249 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
5250 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
5251 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
5252 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
5254 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5256 * collect2.c (ignore_library): Avoid premature post-increment
5259 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5261 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
5262 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
5263 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
5264 CROSS_DIRECTORY_STRUCTURE too.
5265 (LINK_LIBG_SPEC): Likewise.
5266 (LIB_SPEC): Add %R to sysroot paths.
5267 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
5268 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
5269 * config/rs6000/aix51.h: As for aix43.h.
5270 * config/rs6000/aix52.h: Likewise.
5271 * config/rs6000/aix53.h: Likewise.
5272 * config/rs6000/aix61.h: Likewise.
5273 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
5274 to the beginning of sysroot paths.
5276 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5278 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
5279 INSN_LISTs that are out of the REG_NOTE range.
5281 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5283 * loop-unroll.c (struct iv_to_split): Add pointer to next.
5284 (struct var_to_expand): Likewise.
5285 (struct opt_info): Add head and tail for linked lists of the above.
5286 (analyze_insn_to_expand_var): Initialize next.
5287 (analyze_iv_to_split_insn): Likewise.
5288 (analyze_insns_in_loop): Create linked lists.
5289 (allocate_basic_variable): Simplify for use without hash table.
5290 (insert_var_expansion_initialization): Likewise, make it type-safer.
5291 (combine_var_copies_in_loop_exit): Likewise.
5292 (apply_opt_in_copies): Walk lists rather than hash tables.
5293 (release_var_copies): Simplified and inlined by hand into...
5294 (free_opt_info): ... this function.
5296 2009-06-02 Richard Guenther <rguenther@suse.de>
5298 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5301 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5303 * cfgexpand.c (gimple_expand_cfg): Discard the source location
5304 only for builtins that are not overridden.
5306 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5308 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
5311 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5313 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
5315 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5317 * combine.c (move_deaths): Compare LUIDs within the same BB only.
5319 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5321 * common.opt (fdump-unnumbered-links): New.
5322 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
5323 * print-rtl.c (flag_dump_unnumbered_links): New.
5324 (print_rtx): Test it.
5326 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
5328 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
5329 push/pop multiple to 8-byte alignment.
5331 2009-06-01 Jakub Jelinek <jakub@redhat.com>
5333 * config/i386/i386.c (queued_cfa_restores): New static variable.
5334 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
5336 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
5337 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
5338 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
5339 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
5340 note unconditionally.
5341 (ix86_emit_restore_regs_using_mov): Likewise.
5342 (ix86_emit_restore_sse_regs_using_mov): Likewise.
5343 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
5344 it through to ix86_emit_restore_reg_using_pop.
5345 (ix86_emit_leave): Add RED_OFFSET argument. Call
5346 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
5347 instead of adding REG_CFA_OFFSET note unconditionally.
5348 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
5349 the above functions. Call ix86_add_queued_cfa_restore_notes when
5352 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
5353 force output of the label even for dwarf2out_do_cfi_asm.
5354 (add_fde_cfi): If -g2 and above and cfi might change CFA,
5355 force creation of CFI label and chain DW_CFA_set_loc jumping to it
5356 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
5358 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
5359 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
5360 dwarf2out_cfi_label callers.
5361 * tree.h (dwarf2out_cfi_label): Adjust prototype.
5362 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
5363 Adjust dwarf2out_cfi_label callers.
5364 * config/vax/vax.c (vax_output_function_prologue): Likewise.
5366 * config/i386/i386.h (struct machine_cfa_state,
5367 struct machine_function): Guard with ifndef USED_FOR_TARGET
5368 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
5371 * emutls.c (__emutls_get_address): Change arr->size to mean number
5372 of allocated arr->data entries instead of # of slots + 1.
5375 * recog.c (peep2_reinit_state): New function.
5376 (peephole2_init_state): Use it at the end of a basic block and also
5377 when seeing a RTX_FRAME_RELATED_P insn.
5379 2009-06-01 Steve Ellcey <sje@cup.hp.com>
5381 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
5382 fixuns_truncrfdi2): New.
5383 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
5384 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
5385 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
5386 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
5387 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
5388 *recip_approx): Remove.
5389 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
5390 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
5391 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
5393 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
5396 2009-06-01 Ian Lance Taylor <iant@google.com>
5398 * attribs.c (register_attribute): Use CONST_CAST.
5399 * collect2.c (main): Use CONST_CAST2.
5400 (scan_prog_file): Likewise.
5401 * gcc.c (process_command, main): Likewise.
5402 * toplev.c (toplev_main): Likewise.
5404 * c-typeck.c (handle_warn_cast_qual): New static function,
5405 partially broken out of build_c_cast.
5406 (build_c_cast): Call handle_warn_cast_qual.
5407 * doc/invoke.texi (Warning Options): Document new effect of
5410 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
5412 * diagnostic.c (diagnostic_build_prefix): Always print columns.
5413 (diagnostic_report_current_module): Print columns.
5414 * common.opt (flag_show_column): Enable by default.
5416 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
5418 * alias.c (find_base_term): Check for NULL term before returning.
5420 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5422 Revert due to PR40320:
5423 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5424 * calls.c (emit_library_call_value_1): Don't force_operand for move
5427 2009-06-01 Olivier Hainque <hainque@adacore.com>
5428 Eric Botcazou <ebotcazou@adacore.com>
5430 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
5431 to be processed as a bitfield for constructor output purposes.
5432 * output.h (initializer_constant_valid_for_bitfield_p): Declare
5434 * varasm.c (oc_local_state): New type, output_constructor
5435 local state to support communication with helpers.
5436 (oc_outer_state): New type, output_constructor outer state of
5437 relevance in recursive calls.
5438 (output_constructor_array_range): New output_constructor helper,
5439 extracted code for an array range element.
5440 (output_constructor_regular_field): New output_constructor helper,
5441 extracted code for an element that is not a bitfield.
5442 (output_constructor_bitfield): New output_constructor helper,
5443 extracted code for a bitfield element. Accept an OUTER state
5444 argument for recursive processing. Recurse on record or array
5445 CONSTRUCTOR values, possibly past noop conversions.
5446 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
5447 VALUE is a valid constant-valued expression for use in a static
5448 bit-field initializer.
5449 (output_constructor): Rework to use helpers. Accept and honor an
5450 OUTER state argument for recursive calls. Return total size. Be
5451 prepared for nested constructors initializing bitfields.
5452 (output_constant): Feed OUTER in calls to output_constructor.
5454 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5456 * calls.c (emit_library_call_value_1): Don't force_operand for move
5459 2009-06-01 Nick Clifton <nickc@redhat.com>
5461 * doc/invoke.texi (IA-64 Options): Fix typo.
5463 2009-06-01 Ira Rosen <irar@il.ibm.com>
5465 PR tree-optimization/39129
5466 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
5468 (vect_do_peeling_for_loop_bound): Use
5469 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5470 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5471 (vect_loop_versioning): Likewise.
5472 (vect_create_cond_for_alias_checks): Fix indentation.
5473 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
5475 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
5476 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
5477 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
5478 "control flow in loop".
5479 (vect_estimate_min_profitable_iters): Use
5480 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5481 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5482 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
5483 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
5484 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
5485 statement belongs to a group of strided accesses with the exact code
5487 (vectorizable_load): Likewise.
5488 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
5489 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5491 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
5493 * config/freebsd-stdint.h: New file.
5494 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
5495 Add freebsd-stdint.h to tm_file.
5497 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
5499 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
5500 (thumb2_extendhidi2): Likewise.
5502 2009-05-31 Ian Lance Taylor <iant@google.com>
5504 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
5506 2009-05-31 Ian Lance Taylor <iant@google.com>
5508 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
5509 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
5510 (ipa-reference.o): Depend upon gt-ipa-reference.h.
5512 2009-05-31 Jason Merrill <jason@redhat.com>
5514 * tree-pretty-print.c (print_call_name): Take the callee, not the
5515 call itself. Make non-static. Use dump_function_name for functions.
5516 (dump_generic_node): Adjust.
5517 * diagnostic.h: Declare print_call_name.
5518 * gimple-pretty-print.c (dump_gimple_call): Use it.
5520 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5522 * config/sh/sh.md (ashldi3_std): New define_expand.
5525 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5528 * config/sh/sh.c: Include debug.h.
5529 (sh_expand_epilogue): Emit a blockage insn before the frame
5530 pointer adjustment also when dwarf2out_do_frame returns true.
5532 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
5534 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
5535 (thumb2_extendqidi2): New pattern.
5537 2009-05-31 Ira Rosen <irar@il.ibm.com>
5539 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
5540 mark phis for renaming.
5541 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
5542 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
5543 Call mark_sym_for_renaming.
5544 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
5545 * tree-vect-loop.c (vect_transform_loop): Remove
5546 vect_memsyms_to_rename initialization and a call to
5547 mark_set_for_renaming.
5549 2009-05-31 Jakub Jelinek <jakub@redhat.com>
5552 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
5553 frame related even if !set_cfa && style < 0.
5555 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
5557 * config/i386/mingw-tls.c: New file.
5558 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
5559 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
5560 defining _WIN32 but not __CYGWIN__.
5562 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5564 * configure.ac: Add MPC support.
5566 * config.in, configure: Regenerate.
5568 2009-05-29 Richard Henderson <rth@redhat.com>
5570 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
5571 NOTE_INSN_BASIC_BLOCK.
5572 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
5573 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
5574 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
5576 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
5578 (add_cfi): Disable check redefining cfa away from drap.
5579 (lookup_cfa_1): Add remember argument; handle remember/restore.
5580 (lookup_cfa): Pass remember argument.
5581 (cfa_remember): New.
5582 (compute_barrier_args_size_1): Remove sibcall check.
5583 (dwarf2out_frame_debug_def_cfa): New.
5584 (dwarf2out_frame_debug_adjust_cfa): New.
5585 (dwarf2out_frame_debug_cfa_offset): New.
5586 (dwarf2out_frame_debug_cfa_register): New.
5587 (dwarf2out_frame_debug_cfa_restore): New.
5588 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
5589 (dwarf2out_begin_epilogue): New.
5590 (dwarf2out_frame_debug_restore_state): New.
5591 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
5592 DW_CFA_restore_state.
5593 (output_cfi_directive): Likewise.
5594 (convert_cfa_to_fb_loc_list): Likewise.
5595 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
5596 * dwarf2out.h: Update.
5597 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
5598 (copy_insn_1): Early out for null.
5599 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
5600 and dwarf2out_frame_debug_restore_state.
5601 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
5602 (prologue_insn_hash, epilogue_insn_hash): New.
5603 (free_after_compilation): Adjust freeing accordingly.
5604 (record_insns): Create hash table if needed; push insns into
5605 hash instead of array.
5606 (maybe_copy_epilogue_insn): New.
5607 (contains): Search hash table instead of array.
5608 (sibcall_epilogue_contains): Remove.
5609 (thread_prologue_and_epilogue_insns): Split eh_return insns
5610 and mark them as epilogues.
5611 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
5612 scanning in terms of basic blocks.
5613 * insn-notes.def (CFA_RESTORE_STATE): New.
5614 * jump.c (returnjump_p_1): Accept EH_RETURN.
5615 (eh_returnjump_p_1, eh_returnjump_p): New.
5616 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
5617 CFA_REGISTER, CFA_RESTORE): New.
5618 * rtl.def (EH_RETURN): New.
5619 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
5621 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
5622 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
5624 * config/i386/i386.c (gen_push): Update cfa state.
5625 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
5626 add a CFA_ADJUST_CFA note.
5627 (ix86_dwarf_handle_frame_unspec): Remove.
5628 (ix86_expand_prologue): Update cfa state.
5629 (ix86_emit_restore_reg_using_pop): New.
5630 (ix86_emit_restore_regs_using_pop): New.
5631 (ix86_emit_leave): New.
5632 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
5633 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
5634 * config/i386/i386.h (struct machine_cfa_state): New.
5635 (ix86_cfa_state): New.
5636 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
5637 (eh_return_internal): Merge from eh_return_<mode>,
5638 use eh_return rtx, split w/ epilogue.
5640 2009-05-29 Ian Lance Taylor <iant@google.com>
5642 * builtins.c (validate_gimple_arglist): Don't use va_arg with
5644 * calls.c (emit_library_call_value_1): Likewise.
5646 * c-typeck.c (c_build_va_arg): New function.
5647 * c-tree.h (c_build_va_arg): Declare.
5648 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
5649 instead of build_va_arg.
5651 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
5653 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
5654 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
5655 (ptr_difference_cost): Use affine combinations to compute it.
5656 (difference_cost): Likewise.
5657 (get_computation_cost_at): Compute more accurate cost for addresses
5658 if the ratio is a multiplier allowed in addresses.
5659 For non-addresses, consider that an additional offset or symbol is
5662 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5664 * config/i386/i386.c (ix86_decompose_address): Avoid useless
5665 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
5667 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
5668 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
5669 (prefix_rex): For UNIT_MMX don't imply the prefix by default
5671 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
5672 to 1 for TYPE_SSE{IADD1,CVT1}.
5673 (prefix_vex_imm8): Removed.
5674 (length_vex): Only pass 1 as second argument to
5675 ix86_attr_length_vex_default if prefix_extra is 0.
5676 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
5677 (length): For prefix vex computation use length_immediate
5678 attribute instead of prefix_vex_imm8.
5679 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
5680 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
5681 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
5682 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
5683 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
5684 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
5685 a space in between the operands.
5686 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
5687 if one operand is 0xff and the other one si, di, bp or sp.
5688 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
5689 other one si, di, bp or sp.
5690 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
5691 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
5692 type and mode attributes.
5693 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
5694 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
5695 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
5696 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
5697 prefix_data16 attribute iff MODE_DF.
5698 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
5699 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
5700 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
5701 constm128_operand in length_immediate computation.
5702 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
5703 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
5704 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
5705 length_immediate attribute to 1.
5706 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
5707 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
5708 for certain alternatives.
5709 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
5710 prefix_data16 attribute if MODE_V1DF.
5711 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
5712 length_immediate to 1.
5713 (set_got_rex64, set_rip_rex64): Remove length attribute, set
5714 length_address to 4, set mode attribute to MODE_DI.
5715 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
5716 (fxam<mode>2_i387): Set length attribute to 4.
5717 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
5718 *prefetch_3dnow_rex): Override length_address attribute.
5719 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
5721 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
5722 (constm128_operand): Removed.
5723 * config/i386/i386.c (memory_address_length): For
5724 disp && !index && !base in 64-bit mode account for SIB byte if
5725 print_operand_address can't optimize disp32 into disp32(%rip)
5726 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
5727 for fs: or gs: segment.
5728 (ix86_attr_length_immediate_default): When checking if shortform
5729 is possible, truncate immediate to the length of the non-shortened
5731 (ix86_attr_length_address_default): Ignore MEM_P operands
5733 (ix86_attr_length_vex_default): Only check for DImode on
5734 GENERAL_REG_P operands.
5735 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
5736 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
5737 (sse_cvttps2pi): Clear prefix_rep attribute.
5738 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
5740 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
5741 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
5742 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
5743 iff operand 2 is const_int_operand.
5744 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
5745 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
5746 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
5748 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
5750 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
5751 prefix_data16 attribute for movlpd and movhpd instructions.
5752 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
5753 length_immediate for shufpd instruction.
5754 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
5755 (avx_cmpp<avxmodesuffixf2c><mode>3,
5756 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
5757 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
5758 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
5759 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
5760 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
5761 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
5762 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
5763 prefix_data16 attribute for the first alternative to 1.
5764 (*avx_loadlps): Override length_immediate for the first alternative.
5765 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
5766 attributes for second alternative.
5767 (*vec_concatv2sf_sse4_1): Override length_immediate and
5768 prefix_data16 attributes for second alternative.
5769 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
5770 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
5771 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
5772 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
5773 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
5774 prefix_data16 and length_immediate to 1.
5775 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
5777 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
5778 prefix_extra attribute for variants that don't have 0f prefix alone.
5779 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
5780 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
5781 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
5782 *sse4_1_pextrd): Set length_immediate to 1.
5783 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
5784 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
5786 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
5787 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
5788 length_immediate to 1 for second alternative.
5789 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
5790 prefix_extra and length_immediate attributes for the first
5792 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
5794 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
5795 to 1 for the first and third alternative.
5796 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
5798 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
5800 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
5802 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
5803 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
5804 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
5805 *avx_psign<mode>3): Set prefix_extra attribute to 1.
5806 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
5807 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
5808 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
5809 ssse3_psign<mode>3): Override prefix_rex attribute.
5810 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
5811 (ssse3_palignrti): Override length_immediate to 1.
5812 (ssse3_palignrdi): Override length_immediate to 1, override
5813 prefix_rex attribute.
5814 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
5815 (sse4a_extrqi): Override length_immediate to 2.
5816 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
5817 (sse4a_insertq): Override prefix_data16 to 0.
5818 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
5819 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
5820 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
5821 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
5822 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
5823 and length_immediate to 1.
5824 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
5825 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
5826 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
5827 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
5828 and length_immediate to 1.
5829 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
5830 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
5831 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
5832 avx_ptest256): Override prefix_extra to 1.
5833 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
5834 Override prefix_data16 and length_immediate to 1.
5835 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
5836 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
5837 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
5838 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
5839 prefix_data16 to 0 and prefix_extra to 2.
5840 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
5841 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
5843 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
5844 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
5845 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
5846 and prefix_extra to 2.
5847 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
5848 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
5849 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
5850 avx_vpermilvar<mode>3,
5851 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
5852 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
5853 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
5854 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
5855 Override prefix_extra to 1.
5856 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
5857 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
5858 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
5859 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
5860 prefix_extra and length_immediate to 1.
5861 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
5863 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
5864 to 1 for the first alternative.
5865 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
5866 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
5868 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
5869 *movv2sf_internal_avx, *movv2sf_internal): Override
5870 prefix_rep attribute for certain alternatives.
5871 (*mov<mode>_internal): Override prefix_rep or prefix_data16
5872 attributes for certain alternatives.
5873 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
5874 attributes for certain alternatives.
5875 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
5876 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
5877 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
5878 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
5879 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
5880 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
5881 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
5882 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
5883 length_immediate to 1 if operand 2 is const_int_operand.
5884 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
5885 *vec_extractv2si_1): Set length_immediate attribute to 1.
5886 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
5887 using old 3DNOW insn rather than SSE/3DNOW_A.
5888 (mmx_emms, mmx_femms): Clear modrm attribute.
5890 2009-05-29 Martin Jambor <mjambor@suse.cz>
5892 * tree-sra.c: New implementation of SRA.
5894 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
5895 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
5896 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
5897 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
5898 (SRA_MAX_STRUCTURE_COUNT): Removed.
5899 (SRA_FIELD_STRUCTURE_RATIO): Removed.
5900 * doc/invoke.texi (sra-max-structure-size): Removed.
5901 (sra-field-structure-ratio): Removed.
5903 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5906 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
5909 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
5911 PR rtl-optimization/40101
5912 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
5913 seqno. Adjust comment.
5914 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
5915 inserting bookkeeping before a jump, the jump is not scheduled.
5916 When no positive seqno found, provide a value. Add comment.
5918 2009-05-29 Richard Guenther <rguenther@suse.de>
5920 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
5921 short-cutting on the first component.
5923 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5926 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
5927 for trees other than decls/types.
5929 2009-05-29 Richard Guenther <rguenther@suse.de>
5931 * tree-ssa-operands.c (get_expr_operands): Do not handle
5932 INDIRECT_REFs in the handled-component case. Remove
5933 unused get_ref_base_and_extent case.
5934 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
5935 tree_low_cst and host_integerp where possible.
5936 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
5937 codes for equivalence.
5938 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
5940 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
5942 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
5943 to tmake_file for i[34567]86-*-cygwin*.
5945 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5948 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
5949 (altivec_categorize_keyword, init_vector_keywords,
5950 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
5953 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
5955 * tree.c (handle_dll_attribute): Check if node is
5956 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
5958 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
5960 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
5962 (thumb2_zero_extendqidi2): Likewise.
5964 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
5966 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
5967 instead of gen_movrt.
5968 * config/sh/sh.md (movrt): Remove.
5970 2009-05-28 Steve Ellcey <sje@cup.hp.com>
5972 * doc/invoke.texi (IA-64 Options):
5973 Add -msdata, -mfused-madd, -mno-inline-float-divide,
5974 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
5975 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
5976 -msched-prefer-non-control-spec-insns,
5977 -msched-stop-bits-after-every-cycle,
5978 -msched-count-spec-in-critical-path,
5979 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
5980 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
5981 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
5982 and -msched-spec-verbose.
5984 2009-05-28 Joseph Myers <joseph@codesourcery.com>
5986 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
5987 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
5989 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
5991 2009-05-28 Richard Guenther <rguenther@suse.de>
5993 * tree-ssa-alias.c (ao_ref_init): New function.
5994 (ao_ref_base): Likewise.
5995 (ao_ref_base_alias_set): Likewise.
5996 (ao_ref_alias_set): Likewise.
5997 (refs_may_alias_p_1): Change signature.
5998 (refs_may_alias_p): Adjust.
5999 (refs_anti_dependent_p): Likewise.
6000 (refs_output_dependent_p): Likewise.
6001 (call_may_clobber_ref_p_1): Change signature.
6002 (call_may_clobber_ref_p): Adjust.
6003 (stmt_may_clobber_ref_p_1): New function split out from ...
6004 (stmt_may_clobber_ref_p): ... here.
6005 (maybe_skip_until): Adjust signature.
6006 (get_continuation_for_phi): Likewise.
6007 (walk_non_aliased_vuses): Likewise.
6008 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
6009 (ao_ref_init): Declare.
6010 (ao_ref_base): Likewise.
6011 (ao_ref_alias_set): Likewise.
6012 (stmt_may_clobber_ref_p_1): Likewise.
6013 (walk_non_aliased_vuses): Adjust.
6014 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
6015 (get_ref_from_reference_ops): remove.
6016 (vn_reference_lookup_2): Adjust signature.
6017 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
6018 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
6019 (vn_reference_lookup): Adjust.
6020 (vn_reference_insert): Likewise.
6021 (vn_reference_insert_pieces): Adjust signature.
6022 (visit_reference_op_call): Adjust.
6023 * tree-ssa-pre.c (get_expr_type): Simplify.
6024 (phi_translate_1): Adjust.
6025 (compute_avail): Likewise.
6026 (translate_vuse_through_block): Do not re-build trees.
6027 (value_dies_in_block_x): Likewise.
6028 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
6030 (vn_reference_lookup_pieces): Adjust declaration.
6031 (vn_reference_insert_pieces): Likewise.
6033 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
6035 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
6036 with checking disabled.
6038 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
6042 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
6043 macro definition for support of three-operand format aligned
6044 .comm directive in assembler on cygwin/pe/mingw target OS.
6045 * configure: Regenerate.
6046 * config.h: Regenerate.
6048 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
6049 aligned form of .comm directive if -mpe-aligned-commons is in effect.
6050 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
6052 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
6053 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
6055 2009-05-28 Ira Rosen <irar@il.ibm.com>
6057 PR tree-optimization/40254
6058 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
6059 in analysis of basic blocks.
6061 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
6064 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
6065 * target-def.h (TARGET_CONST_ANCHOR): New macro.
6066 (TARGET_INITIALIZER): Use it.
6067 * cse.c (CHEAPER): Move it up to the other macros.
6068 (insert): Rename this ...
6069 (insert_with_costs): ... to this. Add cost parameters. Update
6071 (insert): New function. Call insert_with_costs.
6072 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
6073 find_reg_offset_for_const, try_const_anchors): New functions.
6074 (cse_insn): Call try_const_anchors. Adjust cost of src_related
6075 when using a const-anchor. Call insert_const_anchors.
6076 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
6077 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
6079 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
6081 * tree-inline.c (remap_decls): Enable nonlocalized variables
6082 when not optimizing.
6084 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
6086 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
6087 Simplify other tests involving optimize.
6089 2009-05-27 Tom Tromey <tromey@redhat.com>
6091 * unwind-dw2.c (_Unwind_DebugHook): New function.
6092 (uw_install_context): Call _Unwind_DebugHook.
6094 2009-05-27 Tom Tromey <tromey@redhat.com>
6096 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
6098 2009-05-27 Ian Lance Taylor <iant@google.com>
6100 * Makefile.in (LINKER, LINKER_FLAGS): Define.
6101 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
6102 (ALL_LINKERFLAGS): Define.
6103 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
6104 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6105 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
6106 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6107 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
6108 $(LINKER_FOR_BUILD).
6109 (build/gcov-iov$(build_exeext)): Likewise.
6111 2009-05-27 Julian Brown <julian@codesourcery.com>
6113 * gcse.c (target.h): Include.
6114 (can_assign_to_reg_without_clobbers_p): Check that the target allows
6115 copy of argument to a pseudo register.
6117 2009-05-27 Diego Novillo <dnovillo@google.com>
6119 * tree-ssa-live.c (dump_scope_block): Document arguments.
6120 (dump_scope_blocks): Document.
6121 (debug_scope_blocks): New.
6122 * tree-flow.h (debug_scope_blocks): Declare.
6124 2009-05-21 Denis Chertykov <denisc@overta.ru>
6126 * doc/contrib.texi (Contributors): Add myself to the list.
6128 2009-05-27 Olivier Hainque <hainque@adacore.com>
6130 * expr.c (target_align): New function. Alignment the TARGET of an
6131 assignment may be assume to have.
6132 (highest_pow2_factor_for_target): Use it instead of relying on
6133 immediate tree attributes of TARGET, not necessarily honored when
6134 intermediate bitfields are involved.
6136 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
6139 * config/i386/driver-i386.c (host_detect_local_cpu): Support
6140 AVX, SSE4, AES, PCLMUL and POPCNT.
6142 2009-05-27 Diego Novillo <dnovillo@google.com>
6144 * tree-pretty-print.c (dump_location): New.
6145 (dump_generic_node): Call it.
6146 Factor code to handle BLOCK nodes ...
6147 (dump_block_node): ... here.
6149 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
6151 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
6153 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
6155 * gcc-plugin.h: Include config.h and system.h.
6156 (IN_GCC): Define if not defined.
6158 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
6161 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
6164 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
6166 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
6168 * config/m32r/m32r.h: Ditto.
6169 * config/m32r/m32r.md: Ditto.
6170 * config/m32r/predicates.md: Ditto.
6172 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
6174 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
6176 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
6179 (Loading plugins): typo.
6180 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
6181 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6182 (Interacting with the GCC Garbage Collector): Added new section.
6183 (Giving information about a plugin): Added new section for
6185 * ggc.h (ggc_register_root_tab): Added declaration.
6186 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
6187 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
6188 (register_callback): Improved comment in declaration.
6189 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
6190 (extra_root_vec) Added static variable for dynamic roots registration.
6191 (ggc_register_root_tab) Added new routine.
6192 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
6193 PLUGIN_GGC_MARKING event.
6194 * ggc-zone.c: Include plugin.h.
6195 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6196 * ggc-page.c: Include plugin.h.
6197 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6198 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
6199 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
6200 (register_callback): check lack of callbacks for
6201 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
6202 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
6203 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
6204 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6205 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
6206 dependency on plugin.h.
6207 (plugin.o): Added dependency on ggc.h...
6209 2009-05-26 Richard Guenther <rguenther@suse.de>
6213 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6214 with mismatched comparison modes.
6216 * expr.c (expand_expr_real_1): Expand the operand of a
6217 VIEW_CONVERT_EXPR in its natural mode.
6219 2009-05-26 Ian Lance Taylor <iant@google.com>
6221 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
6222 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
6223 (ALL_COMPILERFLAGS): Define.
6224 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
6225 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6226 (collect2$(exeext), collect2.o): Likewise.
6227 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
6228 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
6229 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
6230 (libbackend.o, intl.o, cppdefault.o): Likewise.
6231 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6232 (build/%.o): Use $(COMPILER_FOR_BUILD).
6233 (build/gen%$(build_exeext)): Likewise.
6234 (build/gcov-iov$(build_exeext)): LIkewise.
6235 * config/t-darwin (darwin.o): Use $(COMPILER).
6236 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
6237 * config/t-sol2 (sol2-c.o): Likewise.
6239 * config/t-vxworks (vxworks.o): Likewise.
6240 * config/x-darwin (host-darwin.o): Likewise.
6241 * config/x-hpux (host-hpux.o): Likewise.
6242 * config/x-linux (host-linux.o): Likewise.
6243 * config/x-solaris (host-solaris.o): Likewise.
6244 * config/alpha/x-alpha (driver-alpha.o): Likewise.
6245 * config/arm/t-arm (arm-c.o): Likewise.
6246 * config/arm/t-pe (pe.o): Likewise.
6247 * config/arm/t-wince-pe (pe.o): Likewise.
6248 * config/i386/t-cygming (winnt.o): Likewise.
6249 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
6250 * config/i386/t-cygwin (cygwin1.o): Likewise.
6251 (cygwin2.o): Likewise.
6252 * config/i386/t-i386 (i386-c.o): Likewise.
6253 * config/i386/t-interix (winnt.o): Likewise.
6254 * config/i386/t-netware (netware.o): Likewise.
6255 * config/i386/t-nwld (nwld.o): Likewise.
6256 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
6257 * config/i386/x-i386 (driver-i386.o): Likewise.
6258 * config/i386/x-cygwin (host-cygwin.o): Likewise.
6259 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
6260 * config/ia64/t-ia64 (ia64-c.o): Likewise.
6261 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
6262 * config/mips/x-native (driver-native.o): Likewise.
6263 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
6264 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
6265 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
6266 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
6267 * config/score/t-score-elf (score7.o): Likewise.
6268 (score3.o): Likewise.
6269 * config/sh/t-sh (sh-c.o): Likewise.
6270 * config/sh/t-symbian (sh-c.o): Likewise.
6271 (symbian.o): Likewise.
6272 * config/spu/t-spu-elf (spu-c.o): Likewise.
6273 * config/v850/t-v850 (v850-c.o): Likewise.
6274 * config/v850/t-v850e (v850-c.o): Likewise.
6276 2009-05-26 Richard Guenther <rguenther@suse.de>
6278 PR tree-optimization/40122
6279 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
6280 VECTOR_CSTs if possible.
6281 (fold_gimple_assign): Likewise.
6283 2009-05-26 Richard Guenther <rguenther@suse.de>
6286 * fold-const.c (fold_binary): Use the correct types for building
6289 2009-05-26 Richard Guenther <rguenther@suse.de>
6291 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
6292 redundant calls to merge_alias_info.
6293 (bump_vector_ptr): Likewise.
6294 * tree-ssa-copy.c (merge_alias_info): Remove.
6295 (replace_exp_1): Remove call to merge_alias_info.
6296 (propagate_tree_value): Likewise.
6297 (fini_copy_prop): Propagate points-to info.
6298 * tree-flow.h (merge_alias_info): Remove.
6300 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
6302 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
6304 2009-05-25 Jan Hubicka <jh@suse.cz>
6306 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6307 * cgraph.h (struct inline_summary): New filed self_wize,
6308 size_inlining_benefit, self_time and time_inlining_benefit.
6309 (struct cgraph_global_info): Replace insns by time ans size fields.
6310 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6311 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6312 (ipcp_update_callgraph): Do not touch function bodies.
6313 * ipa-inline.c: Include except.h
6314 (MAX_TIME): New constant.
6315 (overall_insns): Remove.
6317 (overall_size, max_benefit): New static variables.
6318 (cgraph_estimate_time_after_inlining): New function.
6319 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6320 (cgraph_clone_inlined_nodes): Update size.
6321 (cgraph_mark_inline_edge): Update size.
6322 (cgraph_estimate_growth): Use size info.
6323 (cgraph_check_inline_limits): Check size.
6324 (cgraph_default_inline_p): Likewise.
6325 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6326 (cgraph_decide_recursive_inlining): Check size.
6327 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6329 (cgraph_decide_inlining): Likewise.
6330 (cgraph_decide_inlining_incrementally): Likewise; honor
6331 PARAM_EARLY_INLINING_INSNS.
6332 (likely_eliminated_by_inlining_p): New predicate.
6333 (estimate_function_body_sizes): New function.
6334 (compute_inline_parameters): Use it.
6335 * except.c (must_not_throw_labels): New function.
6336 * except.h (must_not_throw_labels): Declare.
6337 * tree-inline.c (init_inline_once): Kill inlining_weigths
6338 * tree-ssa-structalias.c: Avoid uninitialized warning.
6339 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6340 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6341 (PARAM_INLINE_CALL_COST): Remove.
6342 (PARAM_EARLY_INLINING_INSNS): New.
6344 2009-05-25 Richard Guenther <rguenther@suse.de>
6346 PR tree-optimization/36327
6347 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
6348 callback for reference translation or lookup at the point of may-defs.
6349 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
6350 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
6351 for union COMPONENT_REFs.
6352 (vn_reference_lookup_3): New callback. Lookup from memset
6353 and CONSTRUCTOR assignment, translate through struct copies.
6354 (vn_reference_lookup_pieces): Make sure to not free the
6355 passed operands array. Adjust walk_non_aliased_vuses call.
6356 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
6357 make sure we do not leak memory.
6359 2009-05-25 Richard Guenther <rguenther@suse.de>
6361 * tree-ssa-alias.h (dump_points_to_solution): Declare.
6362 * tree-inline.c (expand_call_inline): Reset the escaped and
6364 * tree-ssa-structalias.c (pass_build_ealias): New.
6365 * tree-pass.h (pass_build_ealias): Declare.
6366 * passes.c (init_optimization_passes): Add PTA during
6367 early optimizations.
6368 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
6369 and CALLUSED solutions.
6370 (dump_points_to_solution): New function, split out from ...
6371 (dump_points_to_info_for): ... here.
6372 * tree-parloops.c (parallelize_loops): Reset the escaped and
6375 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6378 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
6379 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
6381 2009-05-25 Ira Rosen <irar@il.ibm.com>
6383 PR tree-optimization/40238
6384 * tree-vect-stmts.c (vect_init_vector): Insert initialization
6385 statements after basic block's labels.
6386 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
6387 to free the allocated memory.
6389 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
6391 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
6392 return address with a USE.
6394 2009-05-24 Richard Guenther <rguenther@suse.de>
6397 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
6398 array type from the main variant of the inner type.
6400 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6402 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
6403 definition to bool (from int) to un-break build.
6404 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
6406 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
6408 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
6409 discard_stmt_changes): Delete.
6410 * tree-ssa-operands.c (scb_stack): Delete.
6411 (init_ssa_operands): Do not initialize it.
6412 (fini_ssa_operands): Do not free it.
6413 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
6415 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
6416 update_stmt, remove the others. Fix comments.
6417 * tree-dfa.c (optimize_stack_restore): Likewise.
6418 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
6419 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
6420 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
6421 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
6423 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
6424 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
6425 (dom_opt_finalize_block): Likewise, adjusting access to
6427 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
6428 (stmts_to_rescan): Change item type to gimple.
6429 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
6431 2009-05-24 Ira Rosen <irar@il.ibm.com>
6433 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
6434 * tree-pass.h (pass_slp_vectorize): New pass.
6435 * params.h (SLP_MAX_INSNS_IN_BB): Define.
6436 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
6437 * tree-vectorizer.c (timevar.h): Include.
6438 (user_vect_verbosity_level): Declare.
6439 (vect_location): Fix comment.
6440 (vect_set_verbosity_level): Update user_vect_verbosity_level
6441 instead of vect_verbosity_level.
6442 (vect_set_dump_settings): Add an argument. Ignore user defined
6443 verbosity if dump flags require higher level of verbosity. Print to
6444 stderr only for loop vectorization.
6445 (vectorize_loops): Update call to vect_set_dump_settings.
6446 (execute_vect_slp): New function.
6447 (gate_vect_slp): Likewise.
6448 (struct gimple_opt_pass pass_slp_vectorize): New.
6449 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
6451 (vec_info_for_bb): New function.
6452 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
6453 (VECTORIZATION_ENABLED): New macro.
6454 (SLP_ENABLED, SLP_DISABLED): Likewise.
6455 (vect_is_simple_use): Add bb_vec_info argument.
6456 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
6457 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
6458 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
6459 vect_schedule_slp, vect_analyze_slp): Likewise.
6460 (vect_analyze_stmt): Add slp_tree argument.
6461 (find_bb_location): Declare.
6462 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
6463 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
6464 (vect_analyze_loop_operations, vect_analyze_loop,
6465 get_initial_def_for_induction, vect_create_epilog_for_reduction,
6466 vect_finalize_reduction, vectorizable_reduction,
6467 vectorizable_live_operation, vect_transform_loop): Likewise.
6468 * tree-data-ref.c (dr_analyze_innermost): Update comment,
6469 skip evolution analysis if analyzing a basic block.
6470 (dr_analyze_indices): Likewise.
6471 (initialize_data_dependence_relation): Skip the test whether the
6472 object is invariant for basic blocks.
6473 (compute_all_dependences): Skip dependence analysis for data
6474 references in basic blocks.
6475 (find_data_references_in_stmt): Don't fail in case of invariant
6476 access in basic block.
6477 (find_data_references_in_bb): New function.
6478 (find_data_references_in_loop): Move code to
6479 find_data_references_in_bb and add a call to it.
6480 (compute_data_dependences_for_bb): New function.
6481 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
6482 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
6484 (vect_analyze_data_ref_dependence): Check for interleaving in case of
6485 unknown dependence in basic block and fail in case of dependence in
6487 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
6488 dependence instances from either loop or basic block vectorization
6490 (vect_compute_data_ref_alignment): Check if it is loop vectorization
6491 before calling nested_in_vect_loop_p.
6492 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
6493 dependence instances from either loop or basic block vectorization
6495 (vect_verify_datarefs_alignment): Likewise.
6496 (vect_enhance_data_refs_alignment): Adjust function calls.
6497 (vect_analyze_data_refs_alignment): Likewise.
6498 (vect_analyze_group_access): Fix printing. Skip different checks if
6499 DR_STEP is 0. Keep strided stores either in loop or basic block
6500 vectorization data structure. Fix indentation.
6501 (vect_analyze_data_ref_access): Fix comments, allow zero step in
6503 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
6504 dependence instances from either loop or basic block vectorization
6506 (vect_analyze_data_refs): Update comment. Call
6507 compute_data_dependences_for_bb to analyze basic blocks.
6508 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
6509 case of loop vectorization. In case of basic block vectorization use
6510 data-ref itself as a base.
6511 (vect_create_data_ref_ptr): In case of basic block vectorization:
6512 don't advance the pointer, add new statements before the current
6513 statement. Adjust function calls.
6514 (vect_supportable_dr_alignment): Support only aligned accesses in
6515 basic block vectorization.
6516 * common.opt (ftree-slp-vectorize): New flag.
6517 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
6518 (vect_pattern_recog_1): Likewise.
6519 * tree-vect-stmts.c (process_use): Likewise.
6520 (vect_init_vector): Add new statements in the beginning of the basic
6521 block in case of basic block SLP.
6522 (vect_get_vec_def_for_operand): Adjust function calls.
6523 (vect_finish_stmt_generation): Likewise.
6524 (vectorizable_call): Add assert that it is loop vectorization, adjust
6526 (vectorizable_conversion, vectorizable_assignment): Likewise.
6527 (vectorizable_operation): In case of basic block SLP, take
6528 vectorization factor from statement's type and skip the relevance
6529 check. Adjust function calls.
6530 (vectorizable_type_demotion): Add assert that it is loop
6531 vectorization, adjust function calls.
6532 (vectorizable_type_promotion): Likewise.
6533 (vectorizable_store): Check for outer loop only in case of loop
6534 vectorization. Adjust function calls. For basic blocks, skip the
6535 relevance check and don't advance pointers.
6536 (vectorizable_load): Likewise.
6537 (vectorizable_condition): Add assert that it is loop vectorization,
6538 adjust function calls.
6539 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
6540 that it is not reduction, get vector type, call only supported
6541 functions, skip loop specific parts.
6542 (vect_transform_stmt): Check for outer loop only in case of loop
6544 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
6545 (vect_is_simple_use): Fix comment, add new argument, fix conditions
6546 for external definition.
6547 * passes.c (pass_slp_vectorize): New pass.
6548 * tree-vect-slp.c (find_bb_location): New function.
6549 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
6550 check for patterns only in loops.
6551 (vect_build_slp_tree): Add argument, adjust function calls, fail in
6552 case of multiple types in basic block SLP.
6553 (vect_mark_slp_stmts_relevant): New function.
6554 (vect_supported_load_permutation_p): Fix comment.
6555 (vect_analyze_slp_instance): Add argument. In case of basic block
6556 SLP, take vectorization factor from statement's type, check that
6557 unrolling factor is 1. Adjust function call. Save SLP instance in
6558 either loop or basic block vectorization structure. Return FALSE,
6560 (vect_analyze_slp): Add argument. Get strided stores groups from
6561 either loop or basic block vectorization structure. Return FALSE
6562 if basic block SLP failed.
6563 (new_bb_vec_info): New function.
6564 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
6565 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
6566 (vect_schedule_slp): Add argument. Get SLP instances from either
6567 loop or basic block vectorization structure. Set vectorization factor
6568 to be 1 for basic block SLP.
6569 (vect_slp_transform_bb): New function.
6570 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
6572 2009-05-23 Mark Mitchell <mark@codesourcery.com>
6574 * final.c (shorten_branches): Do not align labels for jump tables.
6575 (final_scan_insn): Use JUMP_TABLE_DATA_P.
6577 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
6579 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
6580 Remove outdated reference to flow.c and fix nits.
6581 * doc/gccint.texi: Tweak RTL description.
6582 * doc/rtl.texi: Likewise.
6584 2009-05-23 Denis Chertykov <chertykov@gmail.com>
6586 * config/avr/avr.c: Change my email address.
6587 * config/avr/avr.h: Likewise.
6588 * config/avr/avr.md: Likewise.
6589 * config/avr/avr-protos.h: Likewise.
6590 * config/avr/libgcc.S: Likewise.
6592 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6594 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
6595 (spu_split_load, spu_split_store): Change return type to int.
6596 (spu_split_convert): Declare.
6597 * config/spu/predicates.md (spu_mem_operand): Remove.
6598 (spu_mov_operand): Update.
6599 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
6600 * config/spu/spu.c (regno_aligned_for_load): Remove.
6601 (reg_aligned_for_addr, spu_expand_load): Define.
6602 (spu_expand_extv): Reimplement and handle MEM.
6603 (spu_expand_insv): Handle MEM.
6604 (spu_sched_reorder): Handle insn's with length 0.
6605 (spu_legitimate_address_p): Reimplement.
6606 (store_with_one_insn_p): Return TRUE for any mode with size
6607 larger than 16 bytes.
6608 (address_needs_split): Define.
6609 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
6611 (spu_convert_move): Define.
6612 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
6613 (spu_split_store): Change all MEM's to TImode.
6614 (spu_init_expanders): Preallocate registers that correspond to
6615 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
6617 (spu_split_convert): Define.
6618 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
6619 (_move<mode>, _movdi, _movti): Update predicate and condition.
6620 (load, store): Change to define_split.
6621 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
6623 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
6624 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
6625 define_insn_and_split of lshr<mode>3.
6626 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
6627 (<v>ashr<mode>3_imm): Define.
6628 (extv, extzv, insv): Allow MEM operands.
6629 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
6630 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
6631 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
6632 (_spu_convert2): Change to define_insn_and_split and remove the
6633 corresponding define_peephole2.
6634 (stack_protect_set, stack_protect_test, stack_protect_test_si):
6635 Change predicates to memory_operand.
6637 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6639 * config/arm/thumb2.md: Add 16-bit multiply instructions.
6641 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6643 PR tree-optimization/40219
6644 * tree.c (iterative_hash_expr): Make sure the builtin function is
6645 a normal builtin function and not a front end or back end builtin
6646 before indexing into the built_in_decls array.
6648 2009-05-22 Richard Guenther <rguenther@suse.de>
6651 * alias.c (write_dependence_p): Do not use TBAA for answering
6652 anti-dependence or output-dependence.
6653 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
6654 (emit_pointer_definition): Remove.
6655 (emit_alias_warning): Likewise.
6656 (find_what_var_points_to): Remove TBAA pruning code.
6657 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
6659 (compute_points_to_sets): Remove code computing the set of
6660 dereferenced pointers.
6661 * tree-data-ref.c (dr_may_alias_p): Properly use the split
6662 oracle for querying anti and output dependencies.
6663 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
6664 if TBAA may be applied.
6665 (refs_anti_dependent_p): New function.
6666 (refs_output_dependent_p): Likewise.
6667 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
6668 (refs_output_dependent_p): Likewise.
6669 * doc/tree-ssa.texi (Memory model): New section.
6670 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6671 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6672 * cfgexpand.c (expand_gimple_basic_block): Do not handle
6673 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
6674 * expr.c (expand_expr_real_1): Likewise.
6675 * gimple-low.c (lower_stmt): Likewise.
6676 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
6677 (dump_gimple_cdt): Remove.
6678 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6679 (gimple_size): Likewise.
6680 (walk_gimple_op): Likewise.
6681 (is_gimple_stmt): Likewise.
6682 (walk_stmt_load_store_addr_ops): Likewise.
6683 (gimple_build_cdt): Remove.
6684 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6685 * gimple.h (gimple_cdt_new_type): Remove.
6686 (gimple_cdt_new_type_ptr): Likewise.
6687 (gimple_cdt_set_new_type): Likewise.
6688 (gimple_cdt_location): Likewise.
6689 (gimple_cdt_location_ptr): Likewise.
6690 (gimple_cdt_set_location): Likewise.
6691 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6692 * tree-cfg.c (remove_useless_stmts_1): Do not handle
6693 GIMPLE_CHANGE_DYNAMIC_TYPE.
6694 (verify_types_in_gimple_stmt): Likewise.
6695 * tree-inline.c (estimate_num_insns): Likewise.
6696 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
6697 (copy_decl_to_var): Likewise.
6698 (copy_result_decl_to_var): Likewise.
6699 * tree-pretty-print.c (dump_generic_node): Do not handle
6700 CHANGE_DYNAMIC_TYPE_EXPR.
6701 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6702 * tree-ssa-operands.c (get_expr_operands): Likewise.
6703 * tree-ssa-structalias.c (struct variable_info): Remove
6704 no_tbaa_pruning member.
6705 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
6706 (unify_nodes): Do not copy it.
6707 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6708 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
6709 (set_uids_in_ptset): Do not check it.
6710 (find_what_var_points_to): Likewise.
6711 (compute_tbaa_pruning): Remove.
6712 (compute_points_to_sets): Do not call it.
6713 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6714 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6715 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
6716 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
6717 (DECL_NO_TBAA_P): Likewise.
6718 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
6719 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
6720 (expand_omp_atomic_pipeline): Do not set it.
6721 * print-tree.c (print_node): Do not dump it.
6722 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6725 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
6728 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
6731 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6733 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
6736 2009-05-22 Ben Elliston <bje@au.ibm.com>
6738 * Makefile.in (bversion.h, s-bversion): New targets.
6739 (TOPLEV_H): Add bversion.h.
6740 * toplev.h: Include "bversion.h".
6741 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
6742 the __format__ attribute only if compiling with the same version
6743 of GCC as the sources (the "build version").
6745 2009-05-22 Ben Elliston <bje@au.ibm.com>
6747 * c-format.c (handle_format_attribute): Fix comment typo.
6749 2009-05-21 Steve Ellcey <sje@cup.hp.com>
6752 * config/ia64/ia64.opt (mfused-madd): New.
6753 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
6754 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
6755 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
6756 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
6757 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
6758 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
6759 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
6760 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
6761 instruction if !TARGET_FUSED_MADD.
6762 (fpma, fpms): Remove colon from name.
6764 2009-05-22 Richard Guenther <rguenther@suse.de>
6766 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
6767 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
6768 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
6770 (create_expression_by_pieces): Only convert if necessary.
6771 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
6772 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
6774 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
6776 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
6777 regular pattern from a template and rename it ...
6778 (*extzv_truncsi_exts): ... to this.
6780 2009-05-21 Richard Guenther <rguenther@suse.de>
6782 * cgraph.h (struct cgraph_node): Remove inline_decl member.
6783 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
6784 (cgraph_default_inline_p): Likewise.
6785 (cgraph_decide_inlining_incrementally): Likewise.
6787 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
6788 Uros Bizjak <ubizjak@gmail.com>
6790 * config/i386/cpuid.h (bit_MOVBE): New.
6792 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
6794 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
6795 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
6796 (ix86_handle_option): Handle OPT_mmovbe.
6797 (ix86_target_string): Add -mmovbe.
6798 (pta_flags): Add PTA_MOVBE.
6799 (processor_alias_table): Add PTA_MOVBE to "atom".
6800 (override_options): Handle PTA_MOVBE.
6802 * config/i386/i386.h (TARGET_MOVBE): New.
6804 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
6805 (*bswapsi_movbe): New.
6806 (*bswapdi_movbe): Likewise.
6807 (bswapdi2): Renamed to ...
6809 (bswapdi2): New expander.
6811 * config/i386/i386.opt (mmovbe): New.
6813 * doc/invoke.texi: Document -mmovbe.
6815 2009-05-21 Taras Glek <tglek@mozilla.com>
6817 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
6818 * gcc-plugin.h (plugin_init): Updated signature.
6819 * gcc-plugin.h (plugin_name_args): Moved to this header.
6820 * doc/plugins.texi (plugin_init): Updated documention to reflect
6822 * doc/plugins.texi (plugin_name_args): Added to documention.
6824 2009-05-21 Mark Mitchell <mark@codesourcery.com>
6826 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
6827 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
6829 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
6831 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
6832 JUMP_TABLE_DATA_P predicates where applicable.
6833 * config/i386/predicates.md: Ditto.
6834 * config/i386/sse.md: Ditto.
6836 2009-05-21 Jakub Jelinek <jakub@redhat.com>
6838 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
6839 operand2 -128 override length_immediate attribute to 1.
6840 * config/i386/predicates.md (constm128_operand): New predicate.
6842 * config/i386/i386.c (memory_address_length): Handle %r12
6843 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
6845 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
6846 mode look through optional ZERO_EXTEND and SUBREG.
6847 * config/i386/i386.md (R12_REG): New define_constant.
6848 (prefix_data16): For sse unit set also for MODE_TI insns.
6849 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
6850 insns set if operand 1 is ext_QIreg_operand.
6851 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
6852 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
6854 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
6855 mode from MODE_DI to MODE_SI.
6856 (movdi_1_rex64): Override modrm and length_immediate attributes
6857 only for movabs (TYPE_IMOV, alternative 2).
6858 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
6859 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
6860 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
6861 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
6862 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
6863 prefix_rex attribute if DImode.
6864 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
6865 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
6866 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
6867 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
6868 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
6869 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
6870 Likewise. For TYPE_IMOV clear length_immediate attribute.
6871 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
6872 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
6873 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
6874 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
6875 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
6876 or one operand TYPE_ISHIFT.
6877 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
6878 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
6879 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
6880 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
6881 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
6882 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
6883 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
6884 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
6885 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
6886 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
6887 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
6888 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
6889 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
6890 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
6891 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
6892 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
6893 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
6894 set mode attribute, don't override length attribute.
6895 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
6897 (return_internal_long): Set length attribute to 2 instead of 1.
6898 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
6899 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
6900 prefix_rex attribute.
6901 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
6903 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
6905 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6907 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
6909 2009-05-20 Ian Lance Taylor <iant@google.com>
6911 * tree.c (build_tree_list_vec_stat): New function.
6912 (ctor_to_vec): New function.
6913 (build_nt_call_vec): New function.
6914 (build_call_array): Change args to be a const pointer.
6915 (build_call_vec): New function.
6916 * tree.h (build_nt_call_vec): Declare.
6917 (build_tree_list_vec_stat): Declare.
6918 (build_tree_list_vec): Define.
6919 (build_call_array): Update declaration.
6920 (build_call_vec): Declare.
6921 (ctor_to_vec): Declare.
6922 * c-common.c (tree_vector_cache): New static variable.
6923 (make_tree_vector): New function.
6924 (release_tree_vector): New function.
6925 (make_tree_vector_single): New function.
6926 (make_tree_vector_copy): New function.
6927 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
6928 (make_tree_vector_single, make_tree_vector_copy): Declare.
6929 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
6930 (c_parser_expr_list): Don't manage cache here, instead call
6932 (c_parser_release_expr_list): Remove static function.
6933 (c_parser_vec_to_tree_list): Remove static function.
6934 (c_parser_attributes): Call build_tree_list_vec instead of
6935 c_parser_vec_to_tree_list. Call release_tree_vector instead of
6936 c_parser_release_expr_list.
6937 (c_parser_postfix_expression_after_primary): Likewise.
6938 (c_parser_objc_keywordexpr): Likewise.
6940 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
6942 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
6943 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
6944 TARGET_CONVERT_TO_TYPE.
6945 * hooks.c (hook_tree_const_tree_null): Define.
6946 * hooks.h (hook_tree_const_tree_null): Declare.
6947 * target.h (struct gcc_target): Add invalid_parameter_type,
6948 invalid_return_type, promoted_type, and convert_to_type fields.
6949 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
6950 (TARGET_INVALID_RETURN_TYPE): Define.
6951 (TARGET_PROMOTED_TYPE): Define.
6952 (TARGET_CONVERT_TO_TYPE): Define.
6953 (TARGET_INITIALIZER): Update for new fields.
6954 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
6955 (grokparms): Check targetm.invalid_parameter_type.
6956 * c-typeck.c (default_conversion): Check targetm.promoted_type.
6957 * c-convert.c (convert): Check targetm.convert_to_type.
6959 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
6961 * config/mips/mips.md (*extenddi_truncate<mode>,
6962 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
6964 (*extendhi_truncateqi): New define_insn_and_sptit.
6966 2009-05-20 Jakub Jelinek <jakub@redhat.com>
6969 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
6970 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
6972 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
6974 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
6975 the operand of VIEW_CONVERT_EXPR.
6977 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
6979 * config/i386/driver-i386.c (host_detect_local_cpu): Check
6980 extended family and model for Intel processors. Support Intel Atom.
6982 2009-05-20 Olivier Hainque <hainque@adacore.com>
6984 * gstab.h (stab_code_type): Define, to be used instead of the
6985 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
6987 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
6988 occurrences by stab_code_type.
6989 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
6991 2009-05-20 Martin Jambor <mjambor@suse.cz>
6993 * tree-flow.h (insert_edge_copies_seq): Undeclare.
6994 (sra_insert_before): Likewise.
6995 (sra_insert_after): Likewise.
6996 (sra_init_cache): Likewise.
6997 (sra_type_can_be_decomposed_p): Likewise.
6998 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
6999 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
7000 (sra_insert_before): Likewise.
7001 (sra_insert_after): Likewise.
7002 (sra_init_cache): Likewise.
7003 (insert_edge_copies_seq): Made static and moved upwards.
7005 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
7008 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
7010 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
7011 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
7014 2009-05-20 Richard Guenther <rguenther@suse.de>
7016 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
7017 with mismatched comparison modes.
7019 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7021 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
7022 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
7023 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
7024 with shifts for Thumb2.
7025 (orsi_notsi): New for orn.
7026 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
7027 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
7028 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
7029 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
7030 Don't invert remainder for IOR.
7032 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
7034 PR tree-optimization/40087
7035 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
7036 number_of_iterations_ne): Rename never_infinite argument.
7037 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
7038 number_of_iterations_le): Handle pointer-type ivs when
7039 exit_must_be_taken is false.
7040 (number_of_iterations_cond): Do not always assume that
7041 exit_must_be_taken if the control variable is a pointer.
7043 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7045 * c-typeck.c (build_binary_op): Allow % on integal vectors.
7046 * doc/extend.texi (Vector Extension): Document that % is allowed too.
7048 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
7050 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
7051 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
7053 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7056 * c.opt (Wlogical-op): Disabled by default.
7057 * c-opt (c_common_post_options): Do not enable Wlogical-op with
7059 * doc/invoke.texi (Wlogical-op): Likewise.
7061 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
7063 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
7065 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
7066 Propagate the type of the first operand.
7067 <ASSERT_EXPR>: Simplify.
7068 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
7069 Rewrite using the RHS code as discriminant.
7070 <NOP_EXPR>: Turn into CASE_CONVERT.
7071 <PLUS_EXPR>: Propagate the type of the first operand.
7073 2009-05-19 Steve Ellcey <sje@cup.hp.com>
7075 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
7076 (ia64_dconst_0_375): New.
7077 * config/ia64/ia64.c (ia64_override_options): Remove
7078 -minline-sqrt-min-latency warning.
7079 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
7080 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
7081 * config/ia64/ia64.md (*sqrt_approx): Remove.
7082 (sqrtsf2): Remove #if 0.
7083 (sqrtsf2_internal_thr): Rewrite and move to div.md.
7084 (sqrtdf): Remove assert.
7085 (sqrtdf2_internal_thr): Rewrite and move to div.md.
7086 (sqrtxf2): Remove #if 0.
7087 (sqrtxf2_internal_thr): Rewrite and move to div.md.
7088 * div.md (sqrt_approx_rf): New.
7089 (sqrtsf2_internal_thr): New implementation.
7090 (sqrtsf2_internal_lat): New.
7091 (sqrtdf2_internal_thr: New implementation.
7092 (sqrtxf2_internal): New implementation.
7094 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
7095 Hans-Peter Nilsson <hp@axis.com>
7097 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
7098 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
7099 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
7100 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
7101 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
7102 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
7103 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
7104 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
7105 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
7106 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
7107 * c-common.c: ...from here.
7109 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7111 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
7113 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7115 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
7117 2009-05-19 Ben Elliston <bje@au.ibm.com>
7119 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
7120 assignments with memcpy calls.
7121 (add_fdes): Likewise.
7122 (binary_search_unencoded_fdes): Likewise.
7123 (linear_search_fdes): Eliminate type puns.
7125 2009-05-19 Richard Guenther <rguenther@suse.de>
7127 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
7128 not falsely claim to have propagated into all uses.
7130 2009-05-19 Ben Elliston <bje@au.ibm.com>
7132 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
7135 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7137 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
7138 * config/sh/sh.c (sh_legitimate_address_p): Make static.
7139 (TARGET_LEGITIMATE_ADDRESS_P): New.
7140 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7141 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7143 2009-05-18 Dodji Seketeli <dodji@redhat.com>
7146 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
7147 child of the containing namespace's DIE.
7149 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
7151 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
7152 *zero_extendhi_truncqi): Move after the zero_extend patterns.
7153 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
7156 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
7159 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
7160 gen_align with gen_pad.
7161 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
7162 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
7164 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
7165 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
7167 * config/i386/i386.md (align): Renamed to ...
7168 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
7169 ASM_OUTPUT_MAX_SKIP_PAD.
7171 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
7173 * config.gcc: Fix variable syntax.
7176 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
7177 before calling exact_log2.
7178 (output_iorsi3): Likewise.
7179 (output_xorsi3): Likewise.
7181 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7183 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
7184 for the none zero constant operand except for EQ and NE
7185 comprisons even when the first operand is R0.
7187 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
7189 * config/s390/2064.md: Remove trailing whitespaces.
7190 * config/s390/2084.md: Likewise.
7191 * config/s390/constraints.md: Likewise.
7192 * config/s390/fixdfdi.h: Likewise.
7193 * config/s390/libgcc-glibc.ver: Likewise.
7194 * config/s390/s390-modes.def: Likewise.
7195 * config/s390/s390-protos.h: Likewise.
7196 * config/s390/s390.c: Likewise.
7197 * config/s390/s390.h: Likewise.
7198 * config/s390/s390.md: Likewise.
7199 * config/s390/tpf-unwind.h: Likewise.
7201 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7203 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
7205 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7208 * configure.ac (m68k-*-*): Check if binutils support TLS.
7209 * configure: Regenerate.
7210 * config/m68k/predicates.md (symbolic_operand): Extend comment.
7211 * config/m68k/constraints.md (Cu): New constraint.
7212 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
7213 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
7214 (movsi): Handle TLS symbols.
7215 (addsi3_5200): Handle XTLS symbols, indent.
7216 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
7217 (m68k_tls_reference_p): Declare.
7218 (m68k_legitimize_address): Declare.
7219 (m68k_unwrap_symbol): Declare.
7220 * config/m68k/m68k.opt (mxtls): New option.
7221 * config/m68k/m68k.c (ggc.h): Include.
7222 (m68k_output_dwarf_dtprel): Implement hook.
7223 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
7224 (m68k_expand_prologue): Load GOT pointer when function needs it.
7225 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
7226 (m68k_legitimate_constant_address_p): Same.
7227 (m68k_decompose_address): Handle TLS references.
7228 (m68k_get_gp): New static function.
7229 (enum m68k_reloc): New contants.
7230 (TLS_RELOC_P): New macro.
7231 (m68k_wrap_symbol): New static function.
7232 (m68k_unwrap_symbol): New function.
7233 (m68k_final_prescan_insn_1): New static function.
7234 (m68k_final_prescan_insn): New function.
7235 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
7237 (legitimize_pic_address): Handle TLS references..
7238 (m68k_tls_get_addr, m68k_get_tls_get_addr)
7239 (m68k_libcall_value_in_a0_p)
7240 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
7241 (m68k_call_m68k_read_tp): Helper variables and functions for ...
7242 (m68k_legitimize_tls_address): Handle TLS references.
7243 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
7245 (m68k_legitimize_address): Handle TLS symbols.
7246 (m68k_get_reloc_decoration): New static function.
7247 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
7249 (m68k_output_dwarf_dtprel): Implement hook.
7250 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
7251 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
7252 m68k_call_* routines.
7253 (sched_attr_op_type): Handle TLS symbols.
7254 (gt-m68k.h): Include.
7255 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
7256 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
7258 2009-05-18 Martin Jambor <mjambor@suse.cz>
7260 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
7261 (visit_store_addr_for_mod_analysis): New function.
7262 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
7263 (determine_cst_member_ptr): Use gimple_assign_single_p.
7264 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
7265 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
7266 operands. Don't check number of operands of a NOP_EXPR.
7268 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
7270 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
7272 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
7275 * c-common.c (warn_logical_operator): Don't warn if one of
7276 expression isn't always true or false.
7278 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
7280 * config/i386/biarch32.h: New file.
7281 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
7283 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
7285 * config/mips/mips.md (*zero_extend<mode>_trunchi,
7286 *zero_extend<mode>_truncqi): Merge these into ...
7287 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
7288 Name the pattern following this as *zero_extendhi_truncqi.
7290 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
7293 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
7294 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
7295 (output_info): Make field HOST_WIDEST_INT.
7296 (print_statistics): Use HOST_WIDEST_INT_PRINT.
7297 (dump_bitmat_statistics): Same.
7299 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
7301 * config.gcc (use_gcc_stdint): Set to wrap.
7302 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7303 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7304 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7305 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7306 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7307 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7308 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7309 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7311 2009-05-16 Joseph Myers <joseph@codesourcery.com>
7313 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
7315 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
7316 Move definitions earlier.
7317 (OPT_ARCH64, OPT_ARCH32): Define.
7318 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
7321 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7324 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
7327 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7329 * arm.md (movdi2): Copy non-reg values to DImode registers.
7331 2009-05-16 Jakub Jelinek <jakub@redhat.com>
7334 * final.c (label_to_max_skip): New function.
7335 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
7336 CODE_LABEL_NUMBER <= max_labelno.
7337 * output.h (label_to_max_skip): New prototype.
7338 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
7339 (ix86_avoid_jump_mispredicts): ... this. Don't define if
7340 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
7341 Handle CODE_LABELs with >= 16 byte alignment or with
7342 max_skip == (1 << align) - 1.
7343 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
7344 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
7347 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
7348 .p2align 3 if MAX_SKIP is smaller than 7.
7349 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7351 2009-05-15 Ian Lance Taylor <iant@google.com>
7353 * alias.c (struct alias_set_entry_d): Rename from struct
7354 alias_set_entry. Change all uses.
7355 * except.c (struct call_site_record_d): Rename from struct
7356 call_site_record. Change all uses.
7357 * except.h (struct eh_region_d): Rename from struct eh_region.
7359 * gcse.c (struct hash_table_d): Rename from struct hash_table.
7361 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
7362 ivtype_map_elt. Change all uses.
7363 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
7365 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
7366 * graphite.h (struct name_tree_d): Rename from struct name_tree.
7368 (struct sese_d): Rename from struct sese. Change all uses.
7369 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
7370 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
7371 * optabs.h (struct optab_d): Rename from struct optab. Change all
7373 (struct convert_optab_d): Rename from struct convert_optab.
7375 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
7376 ipa_opt_pass. Change all uses.
7377 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
7380 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
7381 defined as a typedef.
7382 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
7385 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7388 * fold-const.c (make_range,build_range_check,merge_ranges): Move
7390 (merge_ranges): Returns bool.
7391 * tree.h (make_range): .. to here.
7392 (build_range_check): Likewise.
7393 (merge_ranges): Likewise. Renamed from merge_ranges.
7394 * c-typeck.c (parser_build_binary_op): Update calls to
7395 warn_logical_operator.
7396 * c-common.c (warn_logical_operator): Add new warning.
7397 * c-common.h (warn_logical_operator): Update declaration.
7399 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7401 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
7403 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7405 * doc/install.texi: Document MPC requirements, flags etc.
7407 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
7408 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
7409 Evaluate constant arguments.
7410 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
7411 (fold_builtin_1): Likewise, also evaluate constant arguments.
7412 Remove superfluous break.
7413 (do_mpc_ckconv): New.
7414 * real.h: Include mpc.h.
7415 * toplev.c (print_version): Output MPC version info if available.
7417 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7419 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
7421 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
7423 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
7426 2009-05-15 Jan Hubicka <jh@suse.cz>
7428 * doc/invoke.texi (max-early-inliner-iterations): New flag.
7429 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
7430 (try_inline): Fix return value.
7431 (cgraph_decide_inlining_incrementally): Honor new value.
7432 (cgraph_early_inlining): Handle indirect inlining.
7433 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
7435 2009-05-15 Jan Hubicka <jh@suse.cz>
7437 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
7438 * cgraphunit.c (cgraph_finalize_function): Set it.
7439 (cgraph_expand_function): Use it.
7441 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7443 * real.c (encode_ieee_half): Define.
7444 (decode_ieee_half): Define.
7445 (ieee_half_format): Define.
7446 (arm_half_format): Define.
7447 * real.h (ieee_half_format): Declare.
7448 (arm_half_format): Declare.
7450 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7452 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
7453 swapped, and reversed optabs exist before trying to use them.
7455 2009-05-15 Paul Brook <paul@codesourcery.com>
7456 Sandra Loosemore <sandra@codesourcery.com>
7458 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
7459 loads. Allow PRE_DEC.
7460 (output_move_neon): Handle PRE_DEC.
7461 (arm_print_operand): Add 'A' for neon structure loads.
7462 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
7463 * config/arm/neon.md (neon_mov): Update comment.
7464 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
7466 (Um): New constraint.
7468 2009-05-15 Jan Hubicka <jh@suse.cz>
7470 Revert the following patch until testsuite fallout is fixed:
7471 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7472 * cgraph.h (struct inline_summary): New filed self_wize,
7473 size_inlining_benefit, self_time and time_inlining_benefit.
7474 (struct cgraph_global_info): Replace insns by time ans size fields.
7475 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7476 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7477 (ipcp_update_callgraph): Do not touch function bodies.
7478 * ipa-inline.c: Include except.h
7479 (MAX_TIME): New constant.
7480 (overall_insns): Remove
7481 (overall_size, max_benefit): New static variables.
7482 (cgraph_estimate_time_after_inlining): New function.
7483 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7484 (cgraph_clone_inlined_nodes): Update size.
7485 (cgraph_mark_inline_edge): Update size.
7486 (cgraph_estimate_growth): Use size info.
7487 (cgraph_check_inline_limits): Check size.
7488 (cgraph_default_inline_p): Likewise.
7489 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7490 (cgraph_decide_recursive_inlining): Check size.
7491 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7493 (cgraph_decide_inlining): Likewise.
7494 (cgraph_decide_inlining_incrementally): Likewise; honor
7495 PARAM_EARLY_INLINING_INSNS.
7496 (likely_eliminated_by_inlining_p): New predicate.
7497 (estimate_function_body_sizes): New function.
7498 (compute_inline_parameters): Use it.
7499 * except.c (must_not_throw_labels): New function.
7500 * except.h (must_not_throw_labels): Declare.
7501 * tree-inline.c (init_inline_once): Kill inlining_weigths
7502 * tree-ssa-structalias.c: Avoid uninitialized warning.
7503 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7504 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7505 (PARAM_INLINE_CALL_COST): Remove.
7506 (PARAM_EARLY_INLINING_INSNS): New.
7508 2009-05-15 Richard Guenther <rguenther@suse.de>
7510 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
7511 not TODO_update_ssa.
7513 2009-05-15 Richard Guenther <rguenther@suse.de>
7515 PR tree-optimization/39999
7516 * gimple.h (gimple_expr_type): Use the expression type looking
7517 through useless conversions.
7518 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
7519 (vn_nary_op_insert_stmt): Likewise.
7520 (simplify_binary_expression): Likewise.
7522 2009-05-15 Richard Guenther <rguenther@suse.de>
7524 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7525 New options, enabled by default.
7526 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7528 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
7529 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
7530 * tree-ssa-structalias.c (gate_tree_pta): New function.
7531 (pass_build_alias): Use it.
7533 2009-05-15 Joseph Myers <joseph@codesourcery.com>
7535 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
7536 recurse on an invariant address if a conversion from a pointer
7537 type to a wider integer type is involved.
7539 2009-05-15 Jan Hubicka <jh@suse.cz>
7541 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7542 * cgraph.h (struct inline_summary): New filed self_wize,
7543 size_inlining_benefit, self_time and time_inlining_benefit.
7544 (struct cgraph_global_info): Replace insns by time ans size fields.
7545 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7546 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7547 (ipcp_update_callgraph): Do not touch function bodies.
7548 * ipa-inline.c: Include except.h
7549 (MAX_TIME): New constant.
7550 (overall_insns): Remove
7551 (overall_size, max_benefit): New static variables.
7552 (cgraph_estimate_time_after_inlining): New function.
7553 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7554 (cgraph_clone_inlined_nodes): Update size.
7555 (cgraph_mark_inline_edge): Update size.
7556 (cgraph_estimate_growth): Use size info.
7557 (cgraph_check_inline_limits): Check size.
7558 (cgraph_default_inline_p): Likewise.
7559 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7560 (cgraph_decide_recursive_inlining): Check size.
7561 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7563 (cgraph_decide_inlining): Likewise.
7564 (cgraph_decide_inlining_incrementally): Likewise; honor
7565 PARAM_EARLY_INLINING_INSNS.
7566 (likely_eliminated_by_inlining_p): New predicate.
7567 (estimate_function_body_sizes): New function.
7568 (compute_inline_parameters): Use it.
7569 * except.c (must_not_throw_labels): New function.
7570 * except.h (must_not_throw_labels): Declare.
7571 * tree-inline.c (init_inline_once): Kill inlining_weigths
7572 * tree-ssa-structalias.c: Avoid uninitialized warning.
7573 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7574 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7575 (PARAM_INLINE_CALL_COST): Remove.
7576 (PARAM_EARLY_INLINING_INSNS): New.
7577 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
7578 (inline-call-cost): Remove.
7579 (early-inlining-insns): New.
7581 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
7583 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
7585 (print_int_cst_bounds_in_octal_p): Likewise.
7586 (dbxout_type): Adjust calls to above functions. Be prepared to deal
7588 * dwarf2out.c (base_type_die): Likewise.
7589 (is_subrange_type): Delete.
7590 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
7591 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
7592 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
7593 if the destination type is boolean.
7594 (build_range_check): Do not special-case subtypes.
7595 (fold_sign_changed_comparison): Likewise.
7596 (fold_unary): Likewise.
7597 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
7598 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
7599 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
7600 * tree.c (subrange_type_for_debug_p): New predicate based on the
7601 former is_subrange_type.
7602 * tree.h (subrange_type_for_debug_p): Declare.
7603 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
7604 (convert_affine_scev): Remove call to above function.
7605 (chrec_convert_aggressive): Likewise.
7606 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
7607 false for conversions involving subtypes.
7608 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
7609 (vrp_val_min): Likewise.
7610 (needs_overflow_infinity): Likewise.
7611 (extract_range_from_unary_expr): Likewise.
7613 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
7615 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7616 * config/frv/frv.c: Likewise.
7617 * config/s390/s390.c: Likewise.
7618 * config/sparc/sparc.h: Likewise.
7619 * config/i386/i386.h: Likewise.
7620 * config/i386/i386.c: Likewise.
7621 * config/crx/crx.c: Likewise.
7622 * config/m68hc11/m68hc11.h: Likewise.
7623 * config/iq2000/iq2000.c: Likewise.
7624 * config/mn10300/mn10300.h: Likewise.
7625 * config/mn10300/mn10300.c: Likewise.
7626 * config/m68k/m68k.c: Likewise.
7627 * config/rs6000/rs6000.c: Likewise.
7628 * config/rs6000/xcoff.h: Likewise.
7629 * config/rs6000/linux64.h: Likewise.
7630 * config/rs6000/sysv4.h: Likewise.
7631 * config/score/score3.c: Likewise.
7632 * config/score/score7.c: Likewise.
7633 * config/score/score.c: Likewise.
7634 * config/arm/arm.md: Likewise.
7635 * config/mips/mips.c: Likewise.
7636 * config/mips/mips.md: Likewise.
7637 * config/bfin/bfin.h: Likewise.
7638 * config/pa/pa.c: Likewise.
7639 * config/pa/constraints.md: Likewise.
7641 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
7642 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
7643 * config/pdp11/pdp11.h: Use memory_address_p instead.
7645 2009-05-14 Ian Lance Taylor <iant@google.com>
7647 * passes.c (finish_optimization_passes): Change i to int.
7648 * plugin.c (plugins_active_p): Change event to int.
7649 (dump_active_plugins): Likewise.
7650 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
7652 * tree.c (tree_range_check_failed): Change c to unsigned int.
7653 (omp_clause_range_check_failed): Likewise.
7654 (build_common_builtin_nodes): Change mode to int. Add cast.
7655 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
7656 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
7658 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
7659 ++ or -- with a variable of enum type.
7661 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7664 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
7666 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7668 * store-motion.c: Do not include params.h
7669 * Makefile.in: Fix dependencies for various files.
7671 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7673 * auto-inc-dec.c: Fix pass description, remove apparent
7674 accidental duplication.
7676 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
7679 * ipa-utils.h (memory_identifier_string): Moved to ...
7680 * tree.h (memory_identifier_string): Here. Add GTY(()).
7682 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7684 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
7685 in the former documentation of...
7686 (GO_IF_LEGITIMATE_ADDRESS): ... this.
7687 * ira-conflicts.c (get_dup_num): Use address_operand.
7688 * targhooks.c (default_legitimate_address_p): New.
7689 * targhooks.h (default_legitimate_address_p): New.
7690 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
7692 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
7693 * target.h (struct target): Add legitimate_address_p.
7694 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
7695 (TARGET_INITIALIZER): Include it.
7697 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7698 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
7699 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
7700 (TARGET_LEGITIMATE_ADDRESS_P): New.
7702 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7703 (REG_OK_STRICT_P): Delete.
7704 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
7705 (frv_legitimate_address_p_1): ... this.
7706 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
7707 (frv_legitimate_address_p_1): ... the renamed old
7708 frv_legitimate_address_p.
7709 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
7710 (TARGET_LEGITIMATE_ADDRESS_P): New.
7712 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7713 * config/s390/s390-protos.h (legitimate_address_p): Remove.
7714 * config/s390/s390.c (legitimate_address_p): Rename to...
7715 (s390_legitimate_address_p): ... this, make static.
7716 (legitimize_address): Adjust call.
7717 (TARGET_LEGITIMATE_ADDRESS_P): New.
7718 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
7720 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7721 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
7722 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
7723 (TARGET_LEGITIMATE_ADDRESS_P): New.
7725 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7726 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
7727 * config/spu/spu.c (spu_legitimate_address): Rename to...
7728 (spu_legitimate_address_p): ... this, make static.
7729 (TARGET_LEGITIMATE_ADDRESS_P): New.
7731 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7732 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
7733 * config/sparc/sparc.c (legitimate_address_p): Rename to...
7734 (sparc_legitimate_address_p): ... this, make static and return bool.
7735 (legitimize_address): Adjust call.
7736 (TARGET_LEGITIMATE_ADDRESS_P): New.
7738 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7739 * config/i386/i386-protos.h (legitimate_address_p): Remove.
7740 * config/i386/i386.c (legitimate_address_p): Rename to...
7741 (ix86_legitimate_address_p): ... this, make static.
7742 (constant_address_p): Move after it, adjust call.
7743 (TARGET_LEGITIMATE_ADDRESS_P): New.
7745 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7746 * config/avr/avr-protos.h (legitimate_address_p): Remove.
7747 * config/avr/avr.c (legitimate_address_p): Rename to...
7748 (avr_legitimate_address_p): ... this, make static.
7749 (legitimize_address): Adjust call.
7750 (TARGET_LEGITIMATE_ADDRESS_P): New.
7752 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7753 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
7754 * config/crx/crx.c (crx_legitimate_address_p): Make static.
7755 (TARGET_LEGITIMATE_ADDRESS_P): New.
7757 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7758 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
7759 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
7760 (TARGET_LEGITIMATE_ADDRESS_P): New.
7762 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7763 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
7765 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
7767 (TARGET_LEGITIMATE_ADDRESS_P): New.
7769 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7770 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
7772 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
7774 (m68hc11_legitimate_address_p): ... this, make static.
7775 (go_if_legitimate_address_internal): Rename to...
7776 (m68hc11_legitimate_address_p_1): ... this.
7777 (legitimize_address): Adjust call.
7778 (TARGET_LEGITIMATE_ADDRESS_P): New.
7780 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7781 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
7782 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
7783 (TARGET_LEGITIMATE_ADDRESS_P): New.
7785 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7786 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
7787 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
7788 (mn10300_legitimate_address_p): ... this, make static.
7789 (TARGET_LEGITIMATE_ADDRESS_P): New.
7791 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7792 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
7793 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
7794 (TARGET_LEGITIMATE_ADDRESS_P): New.
7796 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7797 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
7798 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
7799 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7800 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
7801 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
7802 (rs6000_legitimate_address_p): ... this, make static.
7803 (TARGET_LEGITIMATE_ADDRESS_P): New.
7804 (REG_MODE_OK_FOR_BASE_P): Delete.
7805 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
7807 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7808 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
7810 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
7811 static, adjust types.
7812 (TARGET_LEGITIMATE_ADDRESS_P): New.
7814 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7815 * config/score/score.c (score_address_p): Rename to...
7816 (score_legitimate_address_p): ... this.
7817 (TARGET_LEGITIMATE_ADDRESS_P): New.
7818 * config/score/score3.c (score3_address_p): Rename to...
7819 (score3_legitimate_address_p): ... this.
7820 * config/score/score7.c (score7_address_p): Rename to...
7821 (score7_legitimate_address_p): ... this.
7823 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
7824 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
7825 GO_IF_LEGITIMATE_ADDRESS): Delete.
7826 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
7827 thumb2_legitimate_address_p): Delete.
7828 (arm_legitimate_address_p): Rename to...
7829 (arm_legitimate_address_outer_p): ... this.
7830 * config/arm/constraints.md ("Uq"): Adjust call.
7831 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
7832 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
7834 (arm_legitimate_address_outer_p): ... this.
7835 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
7837 (TARGET_LEGITIMATE_ADDRESS_P): New.
7839 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7840 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
7841 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
7842 (TARGET_LEGITIMATE_ADDRESS_P): New.
7844 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7845 * config/vax/vax-protos.h (legitimate_address_p): Remove.
7846 * config/vax/vax.c (legitimate_address_p): Rename to...
7847 (vax_legitimate_address_p): ... this, make static.
7848 (TARGET_LEGITIMATE_ADDRESS_P): New.
7850 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7851 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
7852 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
7853 (TARGET_LEGITIMATE_ADDRESS_P): New.
7855 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7856 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
7857 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
7858 (mmix_legitimate_address_p): ... this, make static.
7859 (TARGET_LEGITIMATE_ADDRESS_P): New.
7861 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7862 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
7863 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
7864 (TARGET_LEGITIMATE_ADDRESS_P): New.
7866 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7868 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
7869 of MODE_COMPLEX_INT.
7871 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7873 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
7874 LCT_NORMAL in function call.
7875 * mips-tdump.c (print_file_desc): Add cast to enum type.
7876 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
7877 (mark_stabs): Add casts to enum types.
7878 (parse_stabs_common): Add casts to enum types.
7880 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7882 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
7883 Check for invalid values of LETTER.
7885 2009-05-13 Taras Glek <tglek@mozilla.com>
7887 * attribs.c (register_attribute): moved out attribute registration
7888 into register_attribute.
7889 * doc/plugins.texi: Documented register_attribute and
7891 * gcc-plugin.h: Added forward decl for register_attribute.
7892 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
7893 * plugin.c (register_callback, invoke_plugin_callbacks): Added
7894 PLUGIN_ATTRIBUTES boilerplate.
7896 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
7898 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
7899 values even in sentinel and empty entries.
7900 (ms_printf_flag_specs): Likewise.
7901 (ms_scanf_flag_specs): Likewise.
7902 (ms_strftime_flag_specs): Likewise.
7903 (ms_print_char_table): Likewise.
7904 (ms_scan_char_table): Likewise.
7905 (ms_time_char_table): Likewise.
7907 2009-05-13 Doug Kwan <dougkwan@google.com>
7909 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
7911 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7913 * config/mips/mips.md (store): Add attributes for QI and HI.
7915 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
7916 (truncdi<mode>2): ... this new pattern.
7918 2009-05-13 Brad Hards <bradh@kde.org>
7920 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
7922 2009-05-14 Jakub Jelinek <jakub@redhat.com>
7923 Ben Elliston <bje@au.ibm.com>
7926 * dse.c (check_mem_read_rtx): Guard against width == -1.
7928 2009-05-13 Michael Matz <matz@suse.de>
7931 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
7932 (trivially_conflicts_p): New function.
7933 (insert_backedge_copies): Use it.
7935 2009-05-13 Janis Johnson <janis187@us.ibm.com>
7937 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
7938 (handle_stdc_pragma): Use new enum constant names.
7939 (handle_pragma_float_const_decimal64): Ditto.
7941 2009-05-13 Ian Lance Taylor <iant@google.com>
7943 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
7946 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
7948 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
7949 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
7951 * config/m68k/m68k.h (FL_UCLINUX): Define.
7953 2009-05-13 Jan Hubicka <jh@suse.cz>
7955 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
7957 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7959 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
7960 unless -fschedule-insns is specified.
7962 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7965 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
7966 TARGET_EXPAND_CBRANCHDI4.
7967 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
7968 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
7969 (cmpeqdi): Fix comment.
7971 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7973 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
7974 (sh_legitimate_address_p): Likewise.
7975 * config/sh/sh.c (sh_legitimate_index_p): New.
7976 (sh_legitimate_address_p): Likewise.
7977 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
7978 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
7979 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
7980 (MAYBE_BASE_REGISTER_RTX_P): New macro.
7981 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
7982 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
7983 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
7984 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
7985 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
7987 2009-05-12 Jan Hubicka <jh@suse.cz>
7989 * tree-inline.c (estimate_operator_cost): Add operands;
7990 when division happens by constant, it is cheap.
7991 (estimate_num_insns): Loads and stores are not having cost of 0;
7992 EH magic stuff is cheap; when computing runtime cost of switch,
7993 use log2 base of amount of its cases; builtin_expect has cost of 0;
7994 compute cost for moving return value of call.
7995 (init_inline_once): Initialize time_based flags.
7996 * tree-inline.h (eni_weights_d): Add time_based flag.
7998 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8000 * df-core.c: Update head documentation.
8002 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8005 * rs6000.c (rs6000_generate_compare): Use op1b instead of
8006 shadowing exisiting variable op1.
8008 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
8011 * config/i386/driver-i386.c (processor_signatures): New enum.
8012 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
8013 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
8014 processor signature to detect geode processor.
8016 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8020 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8022 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8023 causes spurious differences between trunk and cond-optab branch.
8025 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8027 * dojump.c (compare_from_rtx): Delete.
8028 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
8029 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
8030 if the comparison does not satisfy the predicate; test predicates for
8031 operands 2 and 3 of a cstore pattern. Don't try cstore optab
8032 further if one existing pattern fails.
8033 * expr.h (compare_from_rtx): Delete.
8034 (prepare_operand): Declare it.
8035 * optabs.c: Change "lib call" to "libcall" throughout.
8036 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
8037 HAVE_conditional_trap, emit_cmp_insn): Delete.
8038 (can_compare_p): Delete cmp_optab case.
8039 (prepare_float_lib_cmp): Return an rtx and a machine mode.
8040 Accept other parameters by value.
8041 (prepare_operand): Make non-static.
8042 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
8043 other parameters by value. Try to widen operands here based on
8044 an optab_methods argument and looking at cbranch_optab.
8045 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
8046 loop. Use cbranch_optab directly.
8047 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
8048 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
8050 (emit_conditional_move, emit_conditional_add): Inline what's needed
8051 of compare_from_rtx, using new prepare_cmp_insn for the rest.
8052 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
8053 with COMPARE. Move cmov_optab and cstore_optab above
8054 with cbranch_optab, move cmp_optab down with ucmp_optab,
8055 remove tst_otpab. Do not initialize trap_rtx.
8056 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
8057 for trap code. Do not check HAVE_conditional_trap. Use
8058 prepare_cmp_insn. Accept no predicate for operand 3.
8059 * optabs.h (OTI_cmp): Mark as used only for libcalls.
8060 (OTI_ctrap, ctrap_optab): New.
8061 (tst_optab): Delete.
8062 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
8063 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
8064 with lookup of ctrap_optab.
8065 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
8069 * combine.c (combine_simplify_rtx, simplify_set): Do not
8070 special case comparing against zero for cc0 machines.
8071 * simplify-rtx.c (simplify_binary_operation_1): Never remove
8072 COMPARE on cc0 machines.
8073 (simplify_relational_operation): Return a new expression when
8074 a COMPARE could be removed.
8075 * final.c (final_scan_insn): Compare cc_status values
8076 against LHS of a (compare FOO (const_int 0)) cc0 source.
8077 Also check if cc_status.value is the full compare.
8079 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
8080 (cstoreMM4): Document.
8081 (conditional_trap): Document ctrapMM4 instead.
8082 (sync_compare_and_swapMM): Refer to cbranchcc4.
8083 (Dependent Patterns): Eliminate obsolete information referring to
8084 the old jump optimization phase.
8085 (Canonicalization): Include cbranchcc4 case, omit canonicalization
8086 of compares with 0 on cc0 machines.
8087 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
8088 avoiding references to cc0. Remove text about storing operands
8090 * doc/tm.texi (Condition Codes): Include blurb on different
8091 condition code representations, separate into subsections for
8092 CC0, MODE_CC and conditional execution.
8094 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
8095 alpha_emit_setcc): Accept operands and a machine mode.
8096 * config/alpha/alpha.c (alpha_emit_conditional_branch):
8097 Get code/op0/op1 from operands, use machine mode argument
8098 instead of alpha_compare.fp_p. Emit the branch here.
8099 (alpha_emit_setcc): Likewise, and return boolean.
8100 (alpha_emit_conditional_move): Likewise. Assert that
8101 cmp_op_mode == cmp_mode, and simplify accordingly.
8102 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
8103 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
8104 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
8106 (stack probe test): Use cbranchdi4.
8107 * config/alpha/predicates.md (alpha_cbranch_operator): New.
8109 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
8110 * config/arc/arc.h (movsicc, movsfcc): Use it.
8111 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
8112 (cbranchsi4, cstoresi4): New.
8113 (cmpsi, bCC and sCC expanders): Remove.
8115 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
8116 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
8117 * config/arm/predicates.md (arm_comparison_operator): Only include
8118 floating-point operators if there is a hardware floating-point unit.
8119 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
8120 deferring to cbranch_cc and cstore_cc respectively.
8121 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
8122 cbranch_cc, cstore_cc): New.
8123 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
8125 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
8127 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
8128 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
8130 (adjust_insn_length): Adjust calls.
8131 (avr_reorg): Handle (compare (foo) (const_int 0)).
8132 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
8133 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
8134 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
8135 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
8137 (cbranchqi4, cbranchhi4, cbranchsi4): New.
8138 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
8140 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
8141 (cbranchsi4, cstorebi4, cstoresi4): New.
8142 (movbisi): This insn is duplicate, split it to zero_extend.
8143 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
8144 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
8145 (bfin_optimize_loop): Use cbranch expander.
8146 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
8147 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
8148 (bfin_bimode_comparison_operator): ... this.
8149 (bfin_direct_comparison_operator): New.
8151 * config/cris/cris.c (cris_normal_notice_update_cc): Look
8152 inside (compare FOO (const_int 0)).
8153 (cris_rtx_costs): Handle ZERO_EXTRACT.
8154 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
8155 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
8156 (*tstdi_v32): Delete.
8157 (*cmpdi_non_v32): Add M alternative for operand 1.
8158 (cmpsi, cmp<mode>): Make private.
8159 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
8161 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
8163 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
8164 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
8165 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
8166 (cc_reg_operand): New.
8168 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
8169 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
8170 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
8171 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
8172 crx_expand_scond): Delete.
8174 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
8176 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
8177 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
8179 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
8180 cstoresi4, cstoresf4, cstoredf4): New.
8181 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
8182 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8183 Receive the entire operands array.
8184 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
8185 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
8186 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8187 Get test/op0/op1 from the operands array.
8188 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
8190 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
8191 (h8300_expand_store): New.
8192 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
8194 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
8195 (h8300_expand_store): New.
8196 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
8197 or do not try to produce (set (cc0) REG).
8198 (peepholes): Wrap arguments with COMPARE. Add a peephole to
8199 change a compare into a move to a scratch register. Disable some
8200 peepholes when comparing with zero.
8201 (tstsi, tsthi, tstsi, cmpqi): Make private.
8204 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
8207 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
8208 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
8209 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
8210 (ix86_emit_i387_log1p): Use cbranchxf2.
8211 (ix86_expand_setcc): Return void.
8212 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
8213 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
8214 cmp<MODEF>, cmpcc): Remove.
8215 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
8216 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
8217 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
8218 (sCC and bCC expanders): Remove.
8219 (stack_protect_test): Use cbranchcc4.
8221 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
8223 (ia64_expand_compare): Accept three rtx by reference and return void.
8224 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
8225 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
8226 from *expr. Update *expr with the BImode comparison to do.
8227 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
8228 cmptf, bCC, sCC, conditional_trap): Delete.
8229 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
8230 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
8231 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
8232 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
8233 * config/ia64/predicates.md (ia64_cbranch_operator): New.
8235 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
8236 type of last argument.
8237 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
8238 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
8239 use machine mode argument instead of branch_type. Remove dead
8240 code for floating-point comparisons.
8241 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
8242 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
8244 (cbranchsi4, cstoresi4): New.
8245 * config/iq2000/predicates.md (reg_or_const_operand): New.
8247 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
8248 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
8249 (b<code>_op): Rewrite to...
8250 (bcc_op): ... this, using match_operator.
8251 (s<code>_op): Rewrite to...
8252 (scc_op): ... this, using match_operator.
8253 (s<code>_24_op): Rewrite to...
8254 (scc_op_24): ... this, using match_operator.
8255 (s<code>_<mode>): Rewrite to...
8256 (cstore<mode>4): ... this, using match_operator.
8257 (s<code>_<mode>_24): Rewrite to...
8258 (cstore<mode>4_24): ... this, using match_operator.
8259 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
8260 m32c_unpend_compare, m32c_expand_scc): Delete.
8261 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
8262 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
8263 (m32c_expand_movcc): Change NE to EQ if necessary.
8264 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
8266 * config/m32r/m32r-protos.h (gen_cond_store): New.
8267 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
8268 (gen_cond_store): New, from sCC patterns.
8269 (m32r_expand_block_move): Use cbranchsi4.
8270 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
8271 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
8272 (cbranchsi4, cstoresi4): New.
8274 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
8276 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
8277 (m68hc11_notice_update_cc): Look into a compare with 0.
8278 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
8280 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
8281 cmphi, cmpqi, bCC): Delete.
8282 (cbranchsi4, cbranchhi4, cbranchqi4): New.
8283 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
8284 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
8287 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
8288 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
8289 * config/m68k/constraints.md (H): New.
8290 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
8291 the define_insn below.
8292 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
8293 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
8294 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
8295 patterns): Wrap RHS with COMPARE.
8296 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
8297 (*cmpdi_internal): Name this pattern.
8298 (cmpdi): Change to define_insn.
8299 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
8300 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
8301 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
8303 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
8304 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
8305 (conditional_trap): Change to...
8306 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
8307 (*conditional_trap): Use the ordered_comparison_operator and
8308 const1_operand predicates.
8309 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
8310 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
8311 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
8312 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
8314 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
8315 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
8316 (mcore_gen_compare): New.
8317 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
8318 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
8319 (mcore_gen_compare): ... this.
8320 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
8321 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
8322 (stack probe pattern): Use cbranchsi4.
8324 * config/mips/predicates.md (mips_cstore_operator): New.
8325 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
8326 * config/mips/mips.md (any_cond): Delete.
8327 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
8329 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
8330 fixuns_truncsfdi2): Use cbranch patterns.
8331 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
8332 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
8333 Adjust call to mips_expand_conditional_branch.
8334 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
8336 * config/mips/mips-protos.h (mips_expand_conditional_branch,
8337 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
8338 * config/mips/mips.c (cmp_operands): Delete.
8339 (mips_emit_compare): Get comparison operands from *op0/*op1.
8340 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
8341 that it succeeds. Use op0/op1 instead of cmp_operands.
8342 (mips_expand_conditional_branch, mips_expand_conditional_move,
8343 mips_expand_conditional_trap): Likewise.
8344 (mips_block_move_loop): Use cbranch patterns.
8345 * config/mips/mips.h (cmp_operands): Delete.
8347 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
8348 (mmix_gen_compare_reg): Just return a register in the right CC mode.
8349 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
8350 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
8351 (*cmpcc_folded): Rename to...
8352 (*cmpdi_folded): this.
8353 (*cmpcc): Rename to...
8355 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
8358 (cbranchdf4): New. Handle invalid comparisons here.
8359 * config/mmix/predicates.md (float_comparison_operator): New.
8361 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
8362 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
8363 * config/mn10300/mn10300.md (tst): Delete.
8364 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
8365 Name these patterns and wrap RHS in a compare.
8366 (*cmpsi): Make this pattern private. Include tst.
8367 (*cmpsf): Make this pattern private.
8368 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
8369 (compare with zero peepholes): Likewise.
8371 (cbranchsi4, cbranchsf4): New.
8372 (casesi): Use cbranchsi4.
8374 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
8375 hppa_branch_type): Delete.
8376 (return_addr_rtx): Use cbranchsi4.
8377 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
8378 Emit CCFPmode comparison here.
8379 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
8380 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
8381 hppa_branch_type): Delete.
8382 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
8383 (movsicc, movdicc): Remove references to hppa_compare_op0,
8384 hppa_compare_op1 and compare_from_rtx.
8385 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
8386 (casesi): Use cbranchsi4.
8388 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
8389 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
8390 * config/pdp11/pdp11.md (register_or_const0_operand): New.
8391 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
8392 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
8394 (cbranchdf4, cbranchhi4, cbranchqi4): New.
8395 (*branch, *branch_inverted): New.
8397 * config/picochip/picochip.md (cbranchhi4): Use
8398 ordered_comparison_operator.
8399 (cmphi, bCC): Remove.
8401 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
8402 (trap_comparison_operator): Delete.
8403 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
8404 rs6000_emit_cbranch): Accept mode and operands.
8405 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
8406 rs6000_compare_fp_p): Delete.
8407 (rs6000_generate_compare): Accept mode and comparison. Extract code
8408 and op0/op1 from there. Replace references to rs6000_compare_op0
8409 and rs6000_compare_op1.
8410 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
8411 extract result from passed operands.
8412 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
8413 extract loc from passed operands.
8414 (rs6000_emit_cmove): Likewise.
8415 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
8416 rs6000_compare_fp_p): Delete.
8417 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
8418 (cbranch<GPR>4, cbranch<FP>4): New.
8419 (cstore<mode>4): New. Consolidate here all choices about when to use
8420 portable or specialized sCC sequences.
8421 (stack_protect_test): Use cbranchsi4.
8422 (conditional_trap): Replace with ctrap<GPR>4.
8423 (conditional trap insn): Replace trap_comparison_operator with
8424 ordered_comparison_operator.
8426 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
8427 (s390_emit_prologue): Use ctrap.
8428 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
8429 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
8430 New predicates replacing...
8431 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
8432 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
8433 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
8434 (add<mode>cc): Do not use s390_compare_op0/op1.
8435 (s<code>): Change to...
8436 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
8438 (cstorecc4): ... this. Handle EQ or NE equally.
8439 (*sne): Un-privatize for use in cstorecc4.
8440 (b<code>): Change to...
8441 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
8442 (conditional_trap): Replace with...
8443 (ctrap<GPR>4, ctrap<FP>4): ... these.
8444 (stack_protect): Use cbranchcc4.
8446 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
8447 * config/score/score-protos.h (score_gen_cmp): Delete.
8448 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
8449 (score_block_move-loop): Use cbranchsi4.
8450 * config/score/score.md (cbranchsi4): New.
8451 (cmpsi, bCC): Delete.
8452 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
8453 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8454 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
8455 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8456 * config/score/score3.h (score3_gen_cmp): Delete.
8457 * config/score/score7.h (score7_gen_cmp): Delete.
8459 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
8460 (sh_emit_scc_to_t): ... this. Return void.
8461 (from_compare): Rename to...
8462 (sh_emit_compare_and_branch): ... this.
8463 (sh_emit_compare_and_set): New.
8464 (sh_expand_t_scc): Accept operands.
8465 * config/sh/predicates.md (sh_float_comparison_operator): New.
8466 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
8467 (prepare_scc_operands): Rename to...
8468 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
8470 (sh_emit_cheap_store_flag): New.
8471 (sh_emit_set_t_insn): New.
8472 (from_compare): Rename to...
8473 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
8474 handling of TARGET_SH2E floating point to avoid recursive call.
8475 Generate branch here.
8476 (sh_emit_compare_and_set): New.
8477 (sh_expand_t_scc): Get op0/op1 from arguments.
8478 (sh_emit_cheap_store_flag): New.
8479 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
8481 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
8482 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
8483 (movsicc, movdicc): Do nothing when it recreated operands from
8484 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
8485 prepare_scc_operands (now sh_emit_scc_to_t).
8486 (udivdi3): Use cstoresi4.
8487 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
8488 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
8489 (cbranchint4_media, cbranchfp4_media): New.
8490 (casesi): Use cbranchdi4.
8491 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
8493 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
8494 (movnegt): Remove second operand.
8495 (cbranchsf4, cbranchdf4): New.
8496 (stack_protect): Use cbranchdi4/cbranchsi4.
8498 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
8499 (gen_compare_reg): Accept comparison, extract part of it to...
8500 (gen_compare_reg_1): ... this.
8501 (gen_compare_operator): Delete.
8502 (gen_v9_scc): Accept separate destination, comparison code and arms.
8503 Do not use sparc_compare_op0/sparc_compare_op1.
8504 (emit_scc_insn, emit_conditional_branch_insn): New.
8505 (emit_v9_brxx): Make static. Remove useless assertion.
8506 (sparc_emit_float_lib_cmp): Return RTL instead of calling
8508 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
8509 * config/sparc/sparc-protos.h (gen_compare_reg,
8510 sparc_emit_float_lib_cmp): Adjust prototype.
8511 (emit_scc_insn, emit_conditional_branch_insn): New.
8512 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
8513 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
8514 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
8515 iterators to the top.
8516 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
8517 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
8518 snedi_special_trunc): Delete.
8519 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
8520 and snedi_special_trunc.
8521 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
8522 cbranchdi4, cbranch<F:mode>4): New.
8523 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
8524 here. Use gen_compare_reg instead of gen_compare_operator.
8525 (conditional_trap): Replace with...
8526 (ctrapsi4, ctrapdi4): ... this.
8527 (stack_protect_test): Use cbranchcc4.
8529 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
8531 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
8532 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
8533 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
8534 from operands[0] or operands[3] depending on is_set.
8535 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
8536 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
8537 cmpdf, bCC), sCC: Remove.
8538 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
8539 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
8541 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
8542 spu_emit_branch_or_set.
8544 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
8546 * config/stormy16/stormy16.h (xstormy16_compare_op0,
8547 xstormy16_compare_op1): Delete.
8548 * config/stormy16/stormy16.c (xstormy16_compare_op0,
8549 xstormy16_compare_op1): Delete.
8550 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
8552 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
8553 (cmphi, cmpsi, bCC): Remove.
8555 * config/v850/v850.md (tstsi, cmpsi): Fold into...
8556 (*cmpsi): ... this one.
8557 (cbranchsi4, cstoresi4): New.
8558 (bCC expanders): Delete.
8559 (sCC insns): Fold into...
8560 (*setcc): ... this one.
8561 (casesi): Do not use gen_cmpsi and gen_bgtu.
8562 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
8563 (movsicc): Simplify.
8564 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
8566 * config/vax/vax-protos.h (cond_name): New.
8567 (vax_output_conditional_branch): Remove.
8568 * config/vax/vax.c (cond_name): New.
8569 (vax_output_conditional_branch): Remove.
8570 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
8571 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
8572 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
8573 (bit<VAXint>): Wrap source with (compare).
8574 (b<code> and following unnamed pattern): Rename to *branch and
8575 *branch_reversed. Change macroization to match_operator.
8576 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
8578 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
8579 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
8580 Change last argument to machine_mode.
8581 (xtensa_expand_scc): Add machine_mode argument.
8582 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
8583 (gen_conditional_move, xtensa_expand_conditional_branch,
8584 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
8585 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
8586 Adjust operand numbers.
8587 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
8589 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
8590 (cmpsi, cmpsf, b<code>, s<code>): Delete.
8591 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
8593 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8595 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8596 causes spurious differences between trunk and cond-optab branch.
8598 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8601 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
8603 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8605 * tree.c (iterative_hash_pointer): Delete.
8606 (iterative_hash_expr): Short-circuit handling of NULL pointer.
8607 Hash UIDs and versions of SSA names. Don't special-case built-in
8608 function declarations.
8610 2009-05-11 Ian Lance Taylor <iant@google.com>
8613 * graphite.c: Force -Wc++-compat to only be a warning before
8614 #including "cloog/cloog.h".
8616 2009-05-11 Martin Jambor <mjambor@suse.cz>
8618 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
8620 2009-05-11 Jan Hubicka <jh@suse.cz>
8622 * tree-ssa-loop-ivcanon.c: Include target.h
8623 (struct loop_size): new structure.
8624 (constant_after_peeling): New predicate.
8625 (tree_estimate_loop_size): New function.
8626 (estimated_unrolled_size): Rewrite for new estimates.
8627 (try_unroll_loop_completely): Use new estimates.
8628 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
8630 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8632 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
8633 libcpp interface change.
8634 (spu_macro_to_expand): Likewise.
8636 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
8638 PR tree-optimization/40026
8639 * gimplify.c (gimplify_init_constructor): Change initial conditional
8640 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
8641 optimize_compound_literals_in_ctor.
8643 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
8645 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
8647 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
8649 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
8651 * tree-vect-data-refs.c (vect_analyze_group_access): Use
8652 HOST_WIDE_INT for gap.
8654 2009-05-11 Ira Rosen <irar@il.ibm.com>
8656 PR tree-optimization/40074
8657 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
8658 account in group size and step comparison.
8660 2009-05-11 Richard Guenther <rguenther@suse.de>
8662 * passes.c (init_optimization_passes): Strip now incorrect comment.
8663 (execute_function_todo): Do not set PROP_alias.
8664 * tree-pass.h (PROP_alias): Remove.
8665 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
8666 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
8667 * tree-nrv.c (pass_return_slot): Likewise.
8668 * tree-object-size.c (pass_object_sizes): Likewise.
8669 * tree-ssa-dom.c (pass_dominator): Likewise.
8670 (pass_phi_only_cprop): Likewise.
8671 * tree-ssa-dse.c (pass_dse): Likewise.
8672 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
8673 (pass_cselim): Likewise.
8674 * tree-ssa-pre.c (pass_pre): Likewise.
8675 (pass_fre): Likewise.
8676 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
8677 * tree-ssa-sink.c (pass_sink_code): Likewise.
8678 * tree-stdarg.c (pass_stdarg): Likewise.
8679 * tree-tailcall.c (pass_tail_calls): Likewise.
8680 * tree-vrp.c (pass_vrp): Likewise.
8682 2009-05-10 Ian Lance Taylor <iant@google.com>
8684 * basic-block.h (enum profile_status): Break out of struct
8686 * cgraph.h (struct inline_summary): Break out of struct
8688 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
8689 of struct cgraph_order_sort.
8690 * combine.c (enum undo_kind): New enum, broken out of struct undo.
8691 * cse.c (struct branch_path): Break out of struct
8692 cse_basic_block_data.
8693 * except.h (enum eh_region_type): Break out of struct eh_region.
8694 * gcc.c (enum add_del): Break out of struct modify_target.
8695 * genrecog.c (enum decision_type): Break out of struct decision_test.
8696 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
8698 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
8699 * regmove.c (enum match_use): New enum, broken out of struct match.
8700 * sched-int.h (enum post_call_group): New enum, broken out of
8702 (struct deps_reg): Break out of struct deps.
8703 * target.h (struct asm_int_op): Break out of struct gcc_target.
8704 * tree-eh.c (struct goto_queue_node): Break out of struct
8706 * tree-inline.h (enum copy_body_cge_which): Break out of
8708 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
8710 * c-decl.c (in_struct, struct_types): New static variables.
8711 (pushtag): Add loc parameter. Change all callers.
8712 (lookup_tag): Add ploc parameter. Change all callers.
8713 (check_compound_literal_type): New function.
8714 (parser_xref_tag): Add loc parameter. Change all callers. If
8715 -Wc++-compat, warn about struct/union/enum types defined within a
8717 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
8718 and loc parameters. Change all callers. Change error calls to
8719 error_at, using loc. For a redefinition, if the location of the
8720 original definition is known, report it. Set in_struct and
8721 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
8722 (finish_struct): Add new parameters enclosing_in_struct and
8723 enclosing_struct_types. Change all callers. Set
8724 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
8725 in the struct. If in a struct, add this struct to struct_types.
8726 (start_enum): Add loc parameter. Change all callers. Use
8727 error_at for errors, using loc. For a redefinition, if the
8728 location of the original definition is known, report it. If in a
8729 struct, add this enum type to struct_types. If -Wc++-compat warn
8730 if in sizeof, typeof, or alignof.
8731 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
8732 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
8733 (c_parser_enum_specifier): Get enum location for start_enum.
8734 (c_parser_struct_or_union_specifier): Get struct location for
8735 start_struct. Save in_struct and struct_types status between
8736 start_struct and finish_struct.
8737 (c_parser_cast_expression): Get location of cast.
8738 (c_parser_alignof_expression): Get location of type.
8739 (c_parser_postfix_expression): Likewise.
8740 (c_parser_postfix_expression_after_paren_type): Add type_loc
8741 parameter. Change all callers. Call check_compound_literal_type.
8742 Use type_loc for error about variable size type.
8743 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
8744 of an enum constant from an enum type defined in a struct or union.
8745 (c_cast_expr): Add loc parameter. Change all callers. If
8746 -Wc++-compat, warn about defining a type in a cast.
8747 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
8748 (start_enum, start_struct, finish_struct): Update declarations.
8749 (parser_xref_tag, c_cast_expr): Update declarations.
8750 (check_compound_literal_type): Declare.
8752 2009-05-11 Ben Elliston <bje@au.ibm.com>
8754 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
8755 for recent libcpp interface change.
8756 (rs6000_macro_to_expand): Likewise.
8758 2009-05-10 Michael Matz <matz@suse.de>
8761 * config/arm/arm.c (require_pic_register): Emit on entry edge,
8762 not at entry of function.
8764 2009-05-10 Richard Guenther <rguenther@suse.de>
8766 PR tree-optimization/40081
8768 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8769 using the main variant of the element type. Do not fiddle with
8770 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8772 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
8773 structs with volatile fields.
8775 2009-05-10 Jan Hubicka <jh@suse.cz>
8777 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
8778 (estimate_move_cost): Assert that it does not get called for
8780 (estimate_num_insns): Skip VOID types in argument handling.
8781 (optimize_inline_calls): Delete unreachable blocks and verify that
8784 2009-05-10 Jan Hubicka <jh@suse.cz>
8786 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
8787 * cgraph.c (cgraph_mark_address_taken_node): New function.
8788 (dump_cgraph_node): Dump new flag.
8789 * cgraph.h (struct cgraph_node): Add address_taken.
8790 (cgraph_mark_address_taken_node): New function.
8791 * ipa.c (cgraph_postorder): Prioritize functions with address taken
8792 since new direct calls can be born.
8794 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8796 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
8799 2009-05-10 Jan Hubicka <jh@suse.cz>
8802 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
8804 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
8805 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
8806 * tree-inline.c (copy_bb): Set frequency correctly.
8807 (fold_marked_statements): Update call to
8808 cgraph_update_edges_for_call_stmt.
8810 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8812 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
8813 identifiers in diagnostics.
8814 * config/arm/arm.c (arm_handle_fndecl_attribute,
8815 arm_handle_isr_attribute): Likewise.
8816 * config/avr/avr.c (avr_handle_progmem_attribute,
8817 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
8818 * config/bfin/bfin.c (handle_int_attribute,
8819 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
8820 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
8821 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
8823 * config/darwin.c (darwin_handle_kext_attribute,
8824 darwin_handle_weak_import_attribute): Likewise.
8825 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
8826 h8300_handle_eightbit_data_attribute,
8827 h8300_handle_tiny_data_attribute): Likewise.
8828 * config/i386/i386.c (ix86_handle_cconv_attribute,
8829 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
8830 * config/i386/winnt.c (ix86_handle_shared_attribute,
8831 ix86_handle_selectany_attribute): Likewise.
8832 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
8833 * config/m32c/m32c.c (function_vector_handler): Likewise.
8834 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
8835 m68hc11_handle_fntype_attribute): Likewise.
8836 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
8837 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
8838 * config/mips/mips.c (mips_insert_attributes,
8839 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
8840 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
8841 rs6000_handle_struct_attribute): Likewise.
8842 * config/sh/sh.c (sh_insert_attributes,
8843 sh_handle_resbank_handler_attribute,
8844 sh_handle_interrupt_handler_attribute,
8845 sh2a_handle_function_vector_handler_attribute,
8846 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
8848 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
8849 * config/spu/spu.c (spu_handle_fndecl_attribute,
8850 spu_handle_vector_attribute): Likewise.
8851 * config/stormy16/stormy16.c
8852 (xstormy16_handle_interrupt_attribute): Likewise.
8853 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
8854 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
8856 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8858 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
8859 (pp_translate_identifiers): New.
8860 (pp_identifier): Only conditionally translate identifier to locale
8862 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
8863 (pp_base_tree_identifier): Only conditionally translate identifier
8864 to locale character set.
8865 * c-pretty-print.c (M_): Define.
8866 (pp_c_type_specifier, pp_c_primary_expression): Mark English
8867 fragments for conditional translation with M_.
8868 * tree-pretty-print.c (maybe_init_pretty_print): Disable
8869 identifier translation.
8871 2009-05-10 Richard Guenther <rguenther@suse.de>
8873 PR tree-optimization/40081
8874 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8875 using the main variant of the element type. Do not fiddle with
8876 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8878 2009-05-09 Jan Hubicka <jh@suse.cz>
8881 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
8882 indirect calls; verify cgraph afterwards.
8884 2009-05-09 Jan Hubicka <jh@suse.cz>
8887 * ipa.c (update_inlined_to_pointer): New function.
8888 (cgraph_remove_unreachable_nodes): Use it.
8890 2009-05-09 Jan Hubicka <jh@suse.cz>
8892 * tree-eh.c (struct leh_state): Remove prev_try.
8893 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
8895 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
8896 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
8897 remove_eh_handler_and_replace, foreach_reachable_handler,
8898 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
8899 * except.h (struct eh_region): Remove eh_region_u_cleanup.
8900 (gen_eh_region_cleanup): Update prototype.
8902 2009-05-09 Jan Hubicka <jh@suse.cz>
8905 * except.c (copy_eh_region): Always set prev_try.
8906 (redirect_eh_edge_to_label): Find outer try.
8907 (foreach_reachable_handler): When looking for prev try
8908 handle case where previous try is not going to be taken.
8910 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8912 PR tree-optimization/40049
8913 * tree-vect-stmts.c (vectorizable_operation): If the machine has
8914 only vector/vector shifts, convert the type of the constant to the
8915 appropriate type to avoid building incorrect trees, which
8916 eventually have problems with garbage collection.
8918 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8920 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
8921 -1 for complex floating-point types if honoring signed zeros.
8923 2009-05-08 Jan Hubicka <jh@suse.cz>
8925 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
8926 argument; handle correctly when profile is absent.
8927 (build_cgraph_edges): Update.
8928 (rebuild_cgraph_edges): Update.
8929 * cgraph.c: Do not include varray.h.
8930 (cgraph_set_call_stmt_including_clones): New function.
8931 (cgraph_create_edge_including_clones): Likewise
8932 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
8933 (cgraph_update_edges_for_call_stmt): Handle clones.
8934 (cgraph_remove_node): Handle clone tree.
8935 (cgraph_remove_node_and_inline_clones): New function.
8936 (dump_cgraph_node): Dump clone tree.
8937 (cgraph_clone_node): Handle clone tree.
8938 (clone_function_name): Bring here from tree-inline.c.
8939 (cgraph_create_virtual_clone): New function.
8940 * cgraph.h (ipa_replace_map): Move here from ipa.h.
8941 (cgraph_clone_info): New function.
8942 (strut cgraph_node): Add clone_info and new clone tree pointers.
8943 (cgraph_remove_node_and_inline_clones,
8944 cgraph_set_call_stmt_including_clones,
8945 cgraph_create_edge_including_clones,
8946 cgraph_create_virtual_clone): Declare.
8947 (cgraph_function_versioning): Use VEC argument.
8948 (compute_call_stmt_bb_frequency): Update prototype.
8949 (cgraph_materialize_all_clones): New function.
8950 * ipa-cp.c (ipcp_update_cloned_node): Remove.
8951 (ipcp_create_replace_map): Update to VECtors.
8952 (ipcp_update_callgraph): Use virtual clones.
8953 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
8954 (ipcp_update_profiling): Do not update local profiling.
8955 (ipcp_insert_stage): Use VECtors and virtual clones.
8956 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
8957 (clone_of_p): New function.
8958 (cgraph_preserve_function_body_p): Use clone tree.
8959 (cgraph_optimize): Materialize clones.
8960 (cgraph_function_versioning): Update for VECtors.
8961 (save_inline_function_body): Use clone tree.
8962 (cgraph_materialize_clone): New function.
8963 (cgraph_materialize_all_clones): Likewise.
8964 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
8965 * ipa.c: Include gimple.h.
8966 (cgraph_remove_unreachable_nodes): Use clone tree.
8967 * ipa-prop.c (ipa_note_param_call): Update call to
8968 compute_call_stmt_bb_frequencycall.
8969 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
8970 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
8971 (copy_bb): Handle updating of clone tree; add new edge when new call
8973 (expand_call_inline): Be strict about every call having edge.
8974 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
8975 (delete_unreachable_blocks_update_callgraph): New function.
8976 (tree_function_versioning): Use VECtors; always remove unreachable
8977 blocks and fold conditionals.
8978 * tree-inline.h: Do not include varray.h.
8979 (tree_function_versioning): Remove.
8980 * Makefile.in (GTFILES): Remove tree-inline.c
8981 * passes.c (do_per_function): Do only functions having body.
8982 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
8985 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
8986 Andrew Morrow <acm@google.com>
8989 * c-common.c (c_common_attribute_table): Permit deprecated
8990 attribute to take an optional argument.
8991 (handle_deprecated_attribute): If the optional argument to
8992 __attribute__((deprecated)) is not a string ignore the attribute
8995 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
8996 * c-typeck.c (build_component_ref): Likewise.
8997 (build_external_ref): Likewise.
8999 * toplev.c (warn_deprecated_use): Add an attribute argument.
9000 Emit the message associated with __attribute__((deprecated)).
9002 * toplev.h (warn_deprecated_use): Updated.
9004 * doc/extend.texi: Document new optional parameter to
9005 __attribute__((deprecated))
9007 2009-05-08 Michael Eager <eager@eagercon.com>
9009 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
9010 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
9012 2009-05-08 Richard Guenther <rguenther@suse.de>
9014 PR tree-optimization/40062
9015 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
9016 Avoid exponential behavior.
9018 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9020 PR rtl-optimization/33928
9022 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
9023 process_uses, build_single_def_use_links): New.
9024 (update_df): Update use_def_ref.
9025 (forward_propagate_into): Use get_def_for_use instead of use-def
9027 (fwprop_init): Call build_single_def_use_links and let it initialize
9029 (fwprop_done): Free use_def_ref.
9030 (fwprop_addr): Eliminate duplicate call to df_set_flags.
9031 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
9032 df_rd_simulate_one_insn): New.
9033 (df_rd_bb_local_compute_process_def): Update head comment.
9034 (df_chain_create_bb): Use the new RD simulation functions.
9035 * df.h (df_rd_simulate_artificial_defs_at_top,
9036 df_rd_simulate_one_insn): New.
9037 * opts.c (decode_options): Enable fwprop at -O1.
9038 * doc/invoke.texi (-fforward-propagate): Document this.
9040 2009-05-08 Joseph Myers <joseph@codesourcery.com>
9043 * c-typeck.c (build_binary_op): Handle arithmetic between one real
9044 and one complex operand specially.
9045 * tree-complex.c (some_nonzerop): Do not identify a real value as
9046 zero if flag_signed_zeros.
9048 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9050 PR rtl-optimization/33928
9051 * loop-invariant.c (record_use): Fix && vs. || mishap.
9053 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9055 PR rtl-optimization/33928
9056 * loop-invariant.c (struct use): Add addr_use_p.
9057 (struct def): Add n_addr_uses.
9058 (struct invariant): Add cheap_address.
9059 (create_new_invariant): Set cheap_address.
9060 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
9061 (record_uses): Pass df_ref to record_use.
9062 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
9065 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
9067 * config/sh/sh.c: Do not include c-pragma.h.
9069 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
9071 * config/spu/spu.c: Remove include of c-common.h.
9073 2009-05-07 Janis Johnson <janis187@us.ibm.com>
9076 * c-common.h (mark_valid_location_for_stdc_pragma,
9077 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
9078 clear_float_const_decimal64, float_const_decimal64_p): New.
9079 * c.opt (Wunsuffixed-float-constants): New.
9080 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
9081 unsuffixed float constant, handle new warning.
9082 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
9083 * c-decl.c (c_scope): New flag float_const_decimal64.
9084 (set_float_const_decimal64, clear_float_const_decimal64,
9085 float_const_decimal64_p): New.
9086 (push_scope): Set new flag.
9087 * c-parser.c (c_parser_translation_unit): Mark when it's valid
9088 to use STDC pragmas.
9089 (c_parser_external_declaration): Ditto.
9090 (c_parser_compound_statement_nostart): Ditto.
9091 * c-pragma.c (valid_location_for_stdc_pragma,
9092 mark_valid_location_for_stdc_pragma,
9093 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
9094 handle_pragma_float_const_decimal64): New.
9095 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
9096 * cp/semantics.c (valid_location_for_stdc_pragma_p,
9097 set_float_const_decimal64, clear_float_const_decimal64,
9098 float_const_decimal64_p): New dummy functions.
9099 * doc/extend.texi (Decimal Float): Remove statement that the
9100 pragma, and suffix for double constants, are not supported.
9101 * doc/invoke.texi (Warning Options): List new option.
9102 (-Wunsuffixed-float-constants): New.
9104 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
9106 * config/i386/i386.c: Do not include c-common.h.
9108 2009-05-07 Mark Heffernan <meheff@google.com>
9110 * doc/invoke.texi (Debugging Options): Document change of debugging
9112 * opts.c (decode_options): Make dump_base_name relative to
9113 aux_base_name directory.
9115 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
9117 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
9118 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
9120 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
9122 * Makefile.in (install-plugin): Simplify a bit.
9124 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
9126 * Makefile.in (OBJS-common): Add regcprop.o.
9128 * timevar.def (TV_CPROP_REGISTERS): New.
9129 * regrename.c (regrename_optimize): Return 0.
9130 (rest_of_handle_regrename): Delete.
9131 (pass_rename_registers): Point to regrename_optimize.
9132 (struct value_data_entry, struct value_data,
9133 kill_value_one_regno, kill_value_regno, kill_value,
9134 set_value_regno, init_value_data, kill_clobbered_value,
9135 kill_set_value, kill_autoinc_value, copy_value,
9136 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
9137 replace_oldest_value_reg, replace_oldest_value_addr,
9138 replace_oldest_value_mem, copyprop_hardreg_forward_1,
9139 debug_value_data, validate_value_data): Move...
9140 * regcprop.c: ... here.
9141 (rest_of_handle_cprop): Delete.
9142 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
9144 2009-05-07 Jakub Jelinek <jakub@redhat.com>
9147 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
9148 GEN_INT for 1 << bitnum.
9149 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
9152 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
9154 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
9155 Remove wrong description of "nand" operation.
9157 2009-05-06 Richard Guenther <rguenther@suse.de>
9158 Adam Nemet <anemet@caviumnetworks.com>
9160 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
9161 comment. Add that if LHS is not a gimple register, then RHS1 has
9162 to be a single object (GIMPLE_SINGLE_RHS).
9164 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
9166 * expr.c (get_def_for_expr): Move it up in the file.
9167 (store_field): When expanding a bit-field store, look at the
9168 defining gimple stmt for the masking conversion.
9170 2009-05-06 Janis Johnson <janis187@us.ibm.com>
9173 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
9174 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
9175 32-bit memcpy into long.
9177 2009-05-06 Jakub Jelinek <jakub@redhat.com>
9179 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
9180 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
9182 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
9183 instead of appending DW_OP_deref*.
9185 2009-05-06 Michael Matz <matz@suse.de>
9188 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
9189 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
9191 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
9193 * Makefile.in (install-plugin): Fix srcdir handling.
9195 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
9197 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
9198 when processing for not_regs_needed bitmap.
9199 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
9200 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
9201 handling it for rhs.
9203 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9205 * config/i386/i386.md (unnamed inc/dec peephole): Use
9206 optimize_insn_for_size_p instead of optimize_size.
9207 * config/i386/predicates.md (incdec_operand): Likewise.
9208 (aligned_operand): Likewise.
9209 * config/i386/sse.md (divv8sf3): Likewise.
9210 (sqrtv8sf2): Likewise.
9212 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9214 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
9216 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
9218 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9220 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
9221 ssemodesuffixf2c with avxmodesuffixf2c.
9223 2009-05-06 Joseph Myers <joseph@codesourcery.com>
9226 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
9228 2009-05-05 Jakub Jelinek <jakub@redhat.com>
9230 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
9231 (struct tree_base): Adjust spacing for 8 bit boundaries.
9232 (struct tree_decl_common): Add decl_by_reference_flag bit.
9233 (DECL_BY_REFERENCE): Adjust.
9234 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
9235 print DECL_BY_REFERENCE bit.
9236 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
9237 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
9238 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
9239 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
9243 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
9244 range of the type, but default label is missing, add it with one
9245 of the existing labels instead of adding a new label for it.
9247 2009-05-05 Joseph Myers <joseph@codesourcery.com>
9251 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
9253 * Makefile.in (enable_plugin, plugin_includedir): New.
9254 (install): Depend on install-plugin.
9255 (PLUGIN_HEADERS): New.
9256 (install-plugin): New.
9257 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
9259 2009-05-05 Richard Guenther <rguenther@suse.de>
9261 PR tree-optimization/40022
9262 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
9264 (phivn_valid_p): Fix tuplification error, simplify.
9265 (phiprop_insert_phi): Add dumps.
9266 (propagate_with_phi): Simplify.
9268 2009-05-05 Richard Guenther <rguenther@suse.de>
9271 * builtins.c (gimplify_va_arg_expr): Properly build the address.
9273 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
9275 * tree.h (strip_float_extensions): Remove duplicate declaration.
9276 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
9277 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
9278 block_ultimate_origin): Rearrange the declarations line to match the
9279 comment that indicates the .c file which the functions are defined.
9280 (dwarf2out_*, set_decl_rtl): Add comment.
9281 (get_base_address): Adjust comment.
9282 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
9283 declarations line and add comment.
9284 (is_builtin_name): Add blank after function name, for clarity.
9286 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9288 * attribs.c (decl_attributes): Use %qE for identifiers in
9290 * cgraphunit.c (verify_cgraph_node): Translate function names to
9291 locale character set in diagnostics.
9292 * coverage.c (get_coverage_counts): Use %qE for identifiers in
9294 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
9295 Document that functions are named in UTF-8.
9296 * expr.c (expand_expr_real_1): Translate function names to locale
9297 character set in diagnostics.
9298 * gimplify.c (omp_notice_variable, omp_is_private,
9299 gimplify_scan_omp_clauses): Use %qE for identifiers in
9301 * langhooks.c (lhd_print_error_function): Translate function names
9302 to locale character set.
9303 * langhooks.h (decl_printable_name): Document that return value is
9304 in internal character set.
9305 * stmt.c: Include pretty-print.h
9306 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
9308 (resolve_operand_name_1): Translate named operand name to locale
9310 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
9312 * toplev.c (announce_function): Translate function names to locale
9314 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
9315 (default_tree_printer): Use pp_identifier or translate identifiers
9316 to locale character set. Mark "<anonymous>" for translation.
9317 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
9318 for identifiers in diagnostics.
9319 * tree.c (handle_dll_attribute): Use %qE for identifiers in
9321 * varasm.c (output_constructor): Use %qE for identifiers in
9324 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
9326 * configure.ac: use ` ` instead of $()
9327 * configure: Regenerate.
9329 2009-05-05 Ben Elliston <bje@au.ibm.com>
9331 * config/pa/linux-atomic.c: Eliminate conditional include of
9332 errno.h on non-LP64 systems to simplify build requirements.
9334 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9336 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
9338 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
9339 and pass value to identifier_to_locale.
9340 (warn_variable_length_array): Make name a tree.
9341 (grokdeclarator): Separate diagnostic texts for named and unnamed
9342 declarators. Use %qE for named declarators.
9343 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
9345 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
9346 identifiers in diagnostics.
9347 * c-typeck.c (push_member_name, start_init): Pass identifiers to
9348 identifier_to_locale. Mark "anonymous" strings for translation.
9350 2009-05-04 Michael Eager <eager@eagercon.com>
9352 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
9353 address for DImode/DFmode only if double-precision FP regs.
9355 2009-05-04 Michael Eager <eager@eagercon.com>
9357 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
9358 TARGET_SINGLE_FLOAT check.
9360 2009-05-04 Michael Eager <eager@eagercon.com>
9362 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
9364 2009-05-04 Michael Eager <eager@eagercon.com>
9366 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
9367 * config/rs6000/t-xilinx: New
9369 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
9371 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
9372 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
9373 * gcc/explow.c (memory_address): Use target hook.
9374 * gcc/targhooks.c (default_legitimize_address): New.
9375 * gcc/targhooks.h (default_legitimize_address): New.
9376 * gcc/target.h (legitimize_address): New.
9377 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
9378 (TARGET_INITIALIZER): Include it.
9379 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
9381 * config/bfin/bfin-protos.h (legitimize_address): Remove.
9382 * config/bfin/bfin.c (legitimize_address): Remove.
9383 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
9384 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
9386 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
9387 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
9389 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
9390 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
9391 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
9392 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
9393 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
9394 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
9395 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
9396 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
9397 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
9398 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
9399 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
9400 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
9401 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
9402 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
9403 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
9404 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
9405 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
9406 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
9407 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
9408 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
9409 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
9410 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
9411 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
9413 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
9414 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
9415 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
9416 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
9417 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
9418 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
9419 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
9420 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
9421 (thumb_legitimize_address): Delete.
9422 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
9423 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
9424 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
9425 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
9426 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
9427 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
9429 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
9432 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
9433 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
9434 * config/m32r/m32r.c (m32r_legitimize_address): New.
9435 * config/m68k/m68k.c (m68k_legitimize_address): New.
9436 * config/score/score.c (score_legitimize_address): Standardize.
9437 * config/score/score3.c (score3_legitimize_address): Standardize.
9438 * config/score/score3.h (score3_legitimize_address): Adjust.
9439 * config/score/score7.c (score7_legitimize_address): Standardize.
9440 * config/score/score7.h (score7_legitimize_address): Adjust.
9441 * config/sh/sh.c (sh_legitimize_address): New.
9442 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
9444 * gcc/config/s390/s390.c (legitimize_address): Rename to...
9445 (s390_legitimize_address): ... this.
9446 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
9447 (sparc_legitimize_address): ... this.
9448 * gcc/config/i386/i386.c (legitimize_address): Rename to...
9449 (ix86_legitimize_address): ... this.
9450 * gcc/config/avr/avr.c (legitimize_address): Rename to...
9451 (avr_legitimize_address): ... this.
9452 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
9453 (mn10300_legitimize_address): ... this.
9454 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
9455 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
9456 (alpha_expand_mov): Adjust call.
9458 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
9459 * config/spu/spu.c (spu_legitimize_address): Likewise.
9460 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
9461 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
9463 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9465 * intl.c (locale_encoding, locale_utf8): New.
9466 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
9467 * intl.h (locale_encoding, locale_utf8): Declare.
9468 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
9469 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
9471 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
9473 (pp_tree_identifier): Define to call pp_base_tree_identifier.
9474 (pp_base_tree_identifier): Declare as function.
9475 (identifier_to_locale): Declare.
9476 * Makefile.in (pretty-print.o): Update dependencies.
9477 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
9479 2009-05-04 Richard Guenther <rguenther@suse.de>
9482 * builtins.c (fold_builtin_memory_op): Do not decay to element
9483 type if the size matches the whole array.
9485 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9487 * expmed.c (synth_mult): When trying out a shift, pass the result
9490 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9492 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
9493 (shiftsub1_cost): New.
9494 (init_expmed): Compute shiftsub1_cost.
9495 (synth_mult): Optimize multiplications by constants of the form
9496 -(2^^m-1) for some constant positive integer m.
9498 2009-05-03 Richard Guenther <rguenther@suse.de>
9501 * c-typeck.c (array_to_pointer_conversion): Do not built
9502 ADDR_EXPRs of arrays of pointer-to-element type.
9503 * c-gimplify.c (c_gimplify_expr): Revert change fixing
9504 up wrong ADDR_EXPRs after-the-fact.
9505 * c-common.c (strict_aliasing_warning): Strip pointer
9506 conversions for obtaining the original type.
9507 * builtins.c (fold_builtin_memset): Handle array types.
9508 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
9511 2009-05-03 Richard Guenther <rguenther@suse.de>
9514 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
9515 Do not lose casts from array types with unknown extent to array
9516 types with known extent.
9517 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
9518 alias set compatibility.
9520 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
9522 * flags.h (extra_warnings): Delete.
9523 * toplev.c (process_options): Handle Wuninitialized here.
9524 * opts.c (extra_warnings): Delete.
9525 (set_Wextra): Delete.
9526 (common_handle_option): -Wextra can be handled automatically.
9527 * c-opts.c (c_common_handle_option): Delete obsolete code.
9528 (c_common_post_options): Simplify comment.
9529 * common.opt (W): Add Var.
9531 (Wuninitialized): Initialize to -1.
9533 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
9534 Richard Guenther <rguenther@suse.de>
9536 * expr.c (get_def_for_expr): New function.
9537 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
9538 SSA rather than trees.
9539 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
9540 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
9542 2009-05-03 Joseph Myers <joseph@codesourcery.com>
9544 * c-common.c (reswords): Add _Imaginary.
9545 * c-common.c (enum rid): Add RID_IMAGINARY.
9547 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
9549 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
9550 Patch by Richard Guenther.
9552 2009-05-03 Anatoly Sokolov <aesok@post.ru>
9554 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
9555 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
9556 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
9557 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
9558 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
9559 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
9560 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
9561 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
9562 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
9563 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
9564 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
9565 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
9566 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
9567 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
9568 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
9569 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
9570 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
9571 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
9573 2009-05-02 Richard Guenther <rguenther@suse.de>
9575 PR tree-optimization/39940
9576 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
9579 2009-05-02 Richard Guenther <rguenther@suse.de>
9582 * tree-ssa.c (execute_update_addresses_taken): Properly check
9583 if we can mark a variable DECL_GIMPLE_REG_P.
9584 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
9585 back to the end of the function.
9586 (is_gimple_reg_type): Remove complex type special casing.
9587 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
9590 2009-05-02 Ben Elliston <bje@au.ibm.com>
9592 * doc/collect2.texi (Collect2): Document search path behaviour
9593 when configured with --with-ld.
9595 2009-05-02 Jan Hubicka <jh@suse.cz>
9597 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
9598 parameter; update callers.
9599 (coalesce_cost_edge): EH edges are costier because they needs
9600 splitting even if not critical and even more costier when there are
9601 multiple EH predecestors.
9603 2009-05-02 Jan Hubicka <jh@suse.cz>
9605 * except.c (remove_eh_handler_and_replace): Handle updating after
9606 removing TRY blocks.
9608 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
9610 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
9612 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
9614 * varasm.c: Do not include c-pragma.h.
9615 * attribs.c: Do not incude c-common.h.
9617 2009-05-01 Michael Matz <matz@suse.de>
9619 * calls.c (initialize_argument_information): Handle SSA names like
9620 decls with a non MEM_P DECL_RTL.
9622 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9624 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
9625 * ipa-utils.c: Likewise.
9626 * ipa-type-escape.c: Likewise.
9627 * cgraphunit.c Do not include c-common.h.
9628 * ipa-pure-const.c: Likewise.
9629 * tree-if-conv.c: Likewise.
9630 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
9631 * ipa-struct-reorg.c: Likewise.
9632 * tree-nomudflap.c: Likewise.
9633 * tree-ssa-structalias.c: Likewise.
9635 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9637 * store-motion.c: Many cleanups to make this pass a first-class
9638 citizen instead of an appendix to gcse load motion. Add TODO list
9639 to make this pass faster/cleaner/better.
9641 (struct ls_expr): Post gcse.c-split cleanups.
9642 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
9643 "stores" field to "avail_stores".
9644 (pre_ldst_mems): Rename to store_motion_mems.
9645 (pre_ldst_table): Rename to store_motion_mems_table.
9646 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
9647 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
9648 (ldst_entry): Rename to st_expr_entry, update users.
9649 (free_ldst_entry): Rename to free_st_expr_entry, update users.
9650 (free_ldst_mems): Rename to free_store_motion_mems, update users.
9651 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
9653 (first_ls_expr): Rename to first_st_expr, update users.
9654 (next_ls_expr): Rename to next_st_expr, update users.
9655 (print_ldst_list): Rename to print_store_motion_mems. Print names of
9656 fields properly for store motion instead of names inherited from load
9658 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
9659 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
9662 (ae_kill): Rename to st_kill, update users.
9663 (ae_gen): Rename to st_avloc, update users.
9664 (transp): Rename to st_transp, update users.
9665 (pre_insert_map): Rename to st_insert_map, update users.
9666 (pre_delete_map): Rename to st_delete_map, update users.
9667 (insert_store, build_store_vectors, free_store_memory,
9668 one_store_motion_pass): Update for abovementioned changes.
9670 (gcse_subst_count, gcse_create_count): Remove.
9671 (one_store_motion_pass): New statistics counters "n_stores_deleted"
9672 and "n_stores_created", local variables.
9674 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
9677 (regvec, compute_store_table_current_insn): Remove.
9678 (reg_set_info, reg_clear_last_set): Remove.
9679 (compute_store_table): Use DF caches instead of local dataflow
9682 2009-05-01 Joseph Myers <joseph@codesourcery.com>
9684 * c-objc-common.c (c_tree_printer): Print identifiers with
9685 pp_identifier, not pp_string. Mark "({anonymous})" for
9687 * c-pretty-print.c (pp_c_ws_string): New.
9688 (pp_c_cv_qualifier, pp_c_type_specifier,
9689 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
9690 pp_c_storage_class_specifier, pp_c_function_specifier,
9691 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
9692 pp_c_primary_expression, pp_c_postfix_expression,
9693 pp_c_unary_expression, pp_c_shift_expression,
9694 pp_c_relational_expression, pp_c_equality_expression,
9695 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
9696 use pp_string and pp_c_ws_string in place of pp_identifier and
9697 pp_c_identifier for non-identifiers. Mark English strings for
9699 * c-pretty-print.h (pp_c_ws_string): Declare.
9701 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
9702 Roland McGrath <roland@redhat.com>
9704 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
9705 (ENABLE_LD_BUILDID): New configuration option.
9706 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
9707 (LINK_BUILDID_SPEC): New macro.
9708 (init_spec): If defined, prepend it between LINK_EH_SPEC and
9710 * doc/install.texi: Document --enable-linker-build-id option.
9711 * configure: Rebuild.
9712 * config.in: Rebuild.
9714 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
9716 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
9717 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
9718 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
9719 MIPS_GP_SAVE_AREA_SIZE.
9720 * config/mips/mips.c (struct mips_frame_info): Update comment
9721 before arg_pointer_offset and hard_frame_pointer_offset.
9722 (mips_compute_frame_info): Update diagram before function: to
9723 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
9724 indicate the position of frame_pointer_rtx with -fstack-protector and
9725 to show args_size. Don't allocate cprestore area for leaf functions
9726 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
9728 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
9730 2009-04-30 Michael Matz <matz@suse.de>
9732 PR tree-optimization/39955
9733 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
9735 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
9737 * ira.c (setup_cover_and_important_classes): Use safe macro
9738 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
9740 * genpreds.c (write_tm_preds_h): Output suitable definition of
9741 REG_CLASS_FOR_CONSTRAINT.
9743 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9745 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
9747 * bitmap.c (bitmap_descriptor): Likewise.
9748 * ggc-common.c (loc_descriptor): Likewise.
9749 * varray.c (varray_descriptor): Likewise.
9750 * vec.c (vec_descriptor): Likewise.
9752 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
9754 * Makefile.in (dce.o): Add $(EXCEPT_H).
9755 * dce.c: Include except.h and delete redundant vector definitions.
9756 (deletable_insn_p): Return false for non-call insns that can throw
9759 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
9761 * gcse.c (ae_gen): Remove.
9762 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
9763 and make non-static function to make it available in store-motion.c.
9764 Update call sites with search-and-replace.
9765 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
9766 extract_mentioned_regs, extract_mentioned_regs_helper,
9767 find_moveable_store, compute_store_table, load_kills_store, find_loads,
9768 store_killed_in_insn, store_killed_after, store_killed_before,
9769 build_store_vectors, insert_insn_start_basic_block, insert-store,
9770 remove_reachable_equiv_notes, replace_store_insn, delete_store,
9771 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
9772 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
9773 * store-motion.c: ...new file. Also copy data structures from gcse.c
9774 and clean up to remove parts not used by store motion.
9775 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
9776 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
9778 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9781 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
9782 when optimizing for size.
9784 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
9786 * gcse.c (gcse_constant_p): Fix typo in last change.
9788 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9790 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
9792 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
9794 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
9796 2009-04-29 James E. Wilson <wilson@codesourcery.com>
9798 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
9799 CONST_HIGH_PART result.
9801 2009-04-29 Anatoly Sokolov <aesok@post.ru>
9803 * config/avr/avr.c (initial_elimination_offset): Rename to
9804 avr_initial_elimination_offset.
9805 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
9806 change return type to bool.
9807 (avr_can_eliminate): New function.
9808 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
9809 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
9810 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
9811 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
9812 avr_initial_elimination_offset.
9813 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
9814 (avr_initial_elimination_offset): Define.
9816 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
9817 Steven Bosscher <steven@gcc.gnu.org>
9819 PR rtl-optimization/39938
9820 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
9821 * cfgrtl.c: Include insn-attr.h.
9822 (rest_of_pass_free_cfg): New function.
9823 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
9824 * resource.c (init_resource_info): Remove call to df_analyze.
9826 2009-04-29 Richard Guenther <rguenther@suse.de>
9829 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
9830 allow conversion to signed integers.
9832 2009-04-29 Richard Guenther <rguenther@suse.de>
9834 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
9835 shifts of floating point vectors if the shift amount is
9836 a constant multiple of the element size.
9838 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
9839 Michael Matz <matz@suse.de>
9843 * tree-outof-ssa.c (emit_partition_copy): New function.
9844 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
9845 insert_part_to_rtx_on_edge): Perform the partition base var
9846 copy using emit_partition_copy.
9847 (insert_value_copy_on_edge): Convert constants to the right mode.
9848 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
9849 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
9851 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9853 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
9854 scan backwards to try to find a constant to initialize it.
9856 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
9857 insn before the loop_end instruction, don't look past labels.
9859 2009-04-29 Richard Guenther <rguenther@suse.de>
9862 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
9863 loose type conversions.
9864 (forward_propagate_addr_expr): Fix tuplification bug. Remove
9865 stmts only if there are no uses of its definition.
9867 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9869 * config/bfin/bfin.h (splitting_loops): Declare.
9870 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
9871 Reorder bit definitions to be ascending.
9872 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
9873 * config/bfin/bfin.c (splitting_loops): New variable.
9874 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
9875 (struct loop_info): Remove members INIT and LOOP_INIT.
9876 (bfin_optimize_loop): Don't set them. Reorder the code that generates
9877 the LSETUP sequence. Allow LC to be loaded from any register, but
9878 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
9879 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
9881 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
9882 of reload_completed.
9885 * config/bfin/bfin.md (movsi_insn): Refine constraints.
9887 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
9889 * Makefile.in (PLUGIN_VERSION_H): New.
9890 (OBJS-common): Remove plugin-version.o.
9891 (plugin.o): Depend on (PLUGIN_VERSION_H).
9892 (plugin-version.o): Remove.
9893 * configure: Regenerate
9894 * configure.ac: Create plugin-version.h.
9895 * gcc-plugin.h (plugin_gcc_version): Remove.
9896 (plugin_default_version_check): Change signature.
9897 * plugin-version.c: Remove.
9898 * plugin.c: Include plugin-version.h.
9899 (str_plugin_gcc_version_name): Remove.
9900 (try_init_one_plugin): Pass gcc version to plugin_init.
9901 (plugin_default_version_check): Both gcc and plugin versions are now
9904 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9906 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
9907 problematic last insns. Test for TYPE_CALL rather than CALL_P.
9908 Remove special case testing for last insn of inner loops. Don't fail
9909 if the loop ends with a jump, emit an extra nop instead.
9911 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
9912 DREGS rather than comparing directly. Remove code that tries to
9913 account for latencies.
9915 2009-04-29 Richard Guenther <rguenther@suse.de>
9917 PR tree-optimization/39941
9918 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
9919 eliminating an indirect call.
9921 2009-04-29 Richard Guenther <rguenther@suse.de>
9923 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
9924 parameter. Allow invariants as base if !require_lvalue.
9925 (verify_gimple_assign_single): Adjust.
9927 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9929 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
9930 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
9931 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
9932 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
9933 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
9935 * config/bfin/bfin.c (bfin_expand_builtin,
9936 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
9938 2009-04-28 Richard Guenther <rguenther@suse.de>
9940 * tree-vect-loop.c (get_initial_def_for_induction): Use
9941 correct types for pointer increment.
9943 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9945 * toplev.c (print_version): Update GMP version string calculation.
9947 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
9949 PR rtl-optimization/39938
9950 * resource.c (init_resource_info): Add call to df_analyze.
9952 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9954 * config/alpha/alpha.md (usegp): Cast the result of
9955 alpha_find_lo_sum_using_gp to enum attr_usegp.
9956 * config/alpha/alpha.c (override_options): Remove end-of-structure
9957 marker element from cpu_table. Use array size of cpu_table to handle
9958 -mcpu and -mtune options.
9959 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
9961 2009-04-28 Joseph Myers <joseph@codesourcery.com>
9963 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
9964 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
9965 tune_32 and tune_64.
9966 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
9968 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
9969 * config/rs6000/option-defaults.h: ... here. New file.
9970 (OPT_64, OPT_32): Define.
9971 (MASK_64BIT): Define to 0 if not already defined.
9972 (OPT_ARCH64, OPT_ARCH32): Define.
9973 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
9976 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9978 * config/arm/arm.c (arm_override_options): Emit error on using
9981 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9983 PR rtl-optimization/39914
9984 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9985 registers for allocnos created from user-defined variables only
9986 when not optimizing.
9988 2009-04-28 Richard Guenther <rguenther@suse.de>
9991 * fold-const.c (fold_binary): Use distribute_real_division only
9994 2009-04-28 Steve Ellcey <sje@cup.hp.com>
9996 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
9997 add hpux-stdint.h to tm_file.
9998 (hppa[12]*-*-hpux11*): Ditto.
9999 (ia64*-*-hpux*): Ditto.
10000 * config/hpux-stdint.h: New.
10001 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
10002 __STDC_EXT__ for all compiles.
10003 * config/pa/pa-hpux.h: Ditto.
10004 * config/pa/pa-hpux10.h: Ditto.
10005 * config/pa/pa-hpux11.h: Ditto.
10007 2009-04-28 Catherine Moore <clm@codesourcery.com>
10009 * debug.h (set_name): Add comment.
10011 2009-04-28 Andrew Pinski <pinskia@gmail.com>
10014 * config/darwin.c (machopic_gen_offset): Check
10015 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
10016 * config/arm/arm.c (require_pic_register): Likewise.
10018 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
10020 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
10021 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
10022 m32c_promote_prototypes): Delete.
10024 2009-04-28 Michael Matz <matz@suse.de>
10026 PR middle-end/39922
10027 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
10030 2009-04-28 Richard Guenther <rguenther@suse.de>
10032 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
10034 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10036 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
10037 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
10038 * config/arm/arm-tune.md: Regenerate.
10040 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
10042 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
10043 block if there are complex incoming edges.
10044 (sel_merge_blocks): Remove useless assert.
10045 (sel_redirect_edge_and_branch): Check that edge was redirected.
10046 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
10047 (sel_find_rgns): Delete declaration.
10048 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
10049 the region when it is not a preheader.
10051 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10054 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
10056 2009-04-28 Richard Guenther <rguenther@suse.de>
10058 * tree.h (SSA_NAME_VALUE): Remove.
10059 (struct tree_ssa_name): Remove value_handle member.
10060 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
10061 array for jump threading.
10062 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
10064 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
10065 * tree-flow.h (threadedge_initialize_values): Declare.
10066 (threadedge_finalize_values): Likewise.
10067 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
10068 (SSA_NAME_VALUE): Define.
10069 (threadedge_initialize_values): New function.
10070 (threadedge_finalize_values): Likewise.
10071 * tree-ssa-dom.c (ssa_name_values): New global variable.
10072 (SSA_NAME_VALUE): Define.
10073 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
10075 2009-04-28 Ira Rosen <irar@il.ibm.com>
10077 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
10078 Use REPORT_VECTORIZED_LOCATIONS instead
10079 REPORT_VECTORIZED_LOOPS.
10080 * tree-vectorizer.c (vect_verbosity_level): Make static.
10081 (vect_loop_location): Rename to vect_location.
10082 (vect_set_verbosity_level): Update comment.
10083 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
10085 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
10086 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
10087 instead REPORT_UNVECTORIZED_LOOPS.
10088 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
10089 and vect_loop_def to vect_external_def and vect_internal_def.
10090 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
10091 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
10092 REPORT_UNVECTORIZED_LOCATIONS.
10093 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
10094 and vect_used_in_loop and to vect_unused_in_scope and
10095 vect_used_in_scope.
10096 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
10097 (vect_verbosity_level): Remove declaration.
10098 (vect_analyze_operations): Likewise.
10099 (vect_analyze_stmt): Declare.
10100 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
10101 REPORT_UNVECTORIZED_LOCATIONS.
10102 (vect_get_loop_niters): Fix indentation.
10103 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
10104 (vect_analyze_loop_operations): New function.
10105 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
10106 vect_analyze_operations.
10107 (vect_is_simple_reduction): Use new names.
10108 (vectorizable_live_operation, vect_transform_loop): Likewise.
10109 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
10110 to specify whether the data references can be a part of interleaving
10112 (vect_analyze_data_ref_dependence): Use new names.
10113 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
10114 (vect_create_addr_base_for_vector_ref): Remove redundant code.
10115 * tree-vect-patterns.c (widened_name_p): Use new names.
10116 (vect_recog_dot_prod_pattern): Likewise.
10117 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
10118 (process_use, vect_mark_stmts_to_be_vectorized,
10119 vect_model_simple_cost, vect_model_store_cost,
10120 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
10121 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
10122 vectorizable_operation, vectorizable_type_demotion,
10123 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
10124 vectorizable_condition): Likewise.
10125 (vect_analyze_operations): Split into vect_analyze_loop_operations
10127 (vect_analyze_stmt): ... new function.
10128 (new_stmt_vec_info): Use new names.
10129 (vect_is_simple_use): Use new names and fix comment.
10130 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
10131 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
10133 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10136 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
10137 and integer modes for x87 operands. Do not ICE for unsupported size,
10138 generate error instead. Generate error for unsupported operand types.
10139 ['z']: Do not handle HImode memory operands specially. Warning
10140 for floating-point operands. Fallthru to 'Z' for unsupported operand
10141 types. Do not ICE for unsupported size, generate error instead.
10142 (output_387_binary_op): Use %Z to output operands.
10143 (output_fp_compare): Ditto.
10144 (output_387_reg_move): Ditto.
10146 2009-04-28 Ben Elliston <bje@au.ibm.com>
10151 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10153 * builtins.c (c_strlen): Do not warn here.
10154 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
10155 * c-common.c (pointer_int_sum): Take an explicit location.
10156 Warn about offsets out of bounds.
10157 * c-common.h (pointer_int_sum): Adjust declaration.
10159 2009-04-27 Ian Lance Taylor <iant@google.com>
10161 * collect2.c (is_ctor_dtor): Change type of ret field in struct
10163 * dce.c (run_fast_df_dce): Change type of old_flags to int.
10164 * df-core.c (df_set_flags): Change return type to int. Change
10165 type of old_flags to int.
10166 (df_clear_flags): Likewise.
10167 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
10168 (df_get_conditional_uses): Likewise.
10169 * df.h (df_set_flags, df_clear_flags): Update declarations.
10170 * dwarf2out.c (struct indirect_string_node): Change type of form
10171 field to enum dwarf_form.
10172 (AT_string_form): Change return type to enum dwarf_form.
10173 * fixed-value.c (fixed_compare): Add cast to enum type.
10174 * fwprop.c (update_df): Change 0 to VOIDmode.
10175 * gensupport.c: Change 0 to UNKNOWN.
10176 * gimple.h (gimple_cond_code): Add cast to enum type.
10177 * haifa-sched.c (reemit_notes): Add cast to enum type.
10178 * hooks.c (hook_int_void_no_regs): Remove function.
10179 * hooks.h (hook_int_void_no_regs): Remove declaration.
10180 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
10181 * predict.c (combine_predictions_for_insn): Add casts to enum type.
10182 * real.c (real_arithmetic): Add cast to enum type.
10183 (real_compare): Likewise.
10184 * target.h (struct gcc_target): Change return type of
10185 branch_target_register_class to enum reg_class.
10186 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
10187 default_branch_target_register_class.
10188 * targhooks.c (default_branch_target_register_class): New function.
10189 * targhooks.h (default_branch_target_register_class): Declare.
10190 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
10191 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
10193 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
10195 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
10196 vect_uninitialized_def. Change 0 to ERROR_MARK.
10197 * tree-vect-stmts.c (supportable_widening_operation): Don't
10198 initialize icode1 and icode2.
10199 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
10200 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
10202 (cmn_err_flag_specs): Change 0 to STD_C89.
10203 (cmn_err_char_table): Likewise.
10204 * config/arm/arm.c (get_arm_condition_code): Change type of code
10205 to enum arm_cond_code.
10206 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
10207 (IWMMXT_BUILTIN2): Likewise.
10208 (neon_builtin_type_bits): Don't define typedef.
10209 (neon_builtin_datum): Change type of bits field to int.
10210 (arm_expand_neon_args): Add cast to enum type.
10211 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
10213 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
10214 casts to enum type.
10215 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
10217 * config/mips/mips.md (jal_macro): Return enum constant.
10218 (single_insn): Likewise.
10219 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
10221 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10222 casts to enum type.
10223 * config/s390/s390.c (s390_tune_flags): Change type to int.
10224 (s390_arch_flags): Likewise.
10225 (s390_handle_arch_option): Change flags field of struct pta to int.
10226 * config/s390/s390.h (s390_tune_flags): Update declaration.
10227 (s390_arch_flags): Likewise.
10228 * config/sh/sh.c (prepare_move_operands): Compare
10229 tls_symbolic_operand result with enum constant.
10230 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
10231 (sh_expand_prologue): Add cast to enum type.
10232 (sh_expand_epilogue): Likewise.
10233 (tls_symbolic_operand): Change return type to enum tls_model.
10234 (fpscr_set_from_mem): Add cast to enum type.
10235 (legitimize_pic_address): Compare tls_symbolic_operand result with
10237 (sh_target_reg_class): Change return type to enum reg_class.
10238 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
10240 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
10241 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
10242 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
10243 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
10244 (delayed_branch, tls_call_delay): Likewise.
10245 (eligible_for_sibcall_delay): Likewise.
10246 (eligible_for_return_delay): Likewise.
10247 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
10248 (spu_expand_builtin_1): Likewise.
10250 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
10251 for all types of conversions.
10252 (output_init_element): Issue -Wc++-compat warning if needed when
10253 initializing a bitfield with enum type.
10254 * c-parser.c (c_parser_expression): Set original_type to
10255 original_type of right hand operand of comman operator.
10257 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10259 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
10261 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
10262 * doc/cpp.texi (Standard Predefined Macros)
10263 (Implementation-defined behavior): Likewise.
10264 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
10265 * doc/gimple.texi (GIMPLE Exception Handling)
10266 (@code{GIMPLE_ASSIGN}): Likewise.
10267 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
10268 * doc/invoke.texi (Warning Options, Optimize Options)
10269 (AVR Options, Darwin Options): Likewise.
10270 (Optimize Options): Reformulate -fwhole-program description.
10271 * doc/loop.texi (Lambda): Likewise.
10272 * doc/md.texi (Output Template, Define Constraints)
10273 (Standard Names, Insn Splitting): Likewise.
10274 * doc/options.texi (Option properties): Likewise.
10275 * doc/passes.texi (Tree-SSA passes): Likewise.
10276 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
10277 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
10278 (File Names and DBX): Likewise.
10279 * doc/trouble.texi (Incompatibilities): Likewise.
10281 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10283 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
10284 instruction is correct.
10286 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10288 Allow non-constant arguments to conversion intrinsics.
10289 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
10290 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
10291 * spu.c (print_operand): Handle 'v' and 'w'.
10292 (exp2_immediate_p, spu_gen_exp2): Define.
10293 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
10294 spu_convtf_1): Update parameter descriptions.
10295 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
10296 * constraints.md ('v', 'w'): New.
10297 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
10299 (i2f, I2F): New define_mode_attr.
10300 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
10301 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
10302 fixuns_truncv4sfv4si2): Update to use mode attribute.
10303 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
10304 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
10305 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
10306 patterns for combine.
10308 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
10310 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
10311 (cprop, hoist, pre, store_motion): New debug counters.
10312 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
10313 is not an RTL pass anymore.
10314 (pass_profiling): Remove extern decl for pass removed in 2005.
10315 (pass_gcse, pass_jump_bypass): Remove.
10316 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
10317 to 0 for clean state.
10318 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
10319 * cse.c (gate_handle_cse_after_global_opts,
10320 rest_of_handle_cse_after_global_opts): New functions.
10321 (pass_cse_after_global_opts): New pass, does local CSE.
10322 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
10323 (TV_CPROP): New timevar.
10324 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
10325 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
10326 (gcse_main, recompute_all_luids): Remove.
10327 (compute_hash_table_work): Call max_reg_num instead of reading
10329 (cprop_jump): Don't set run_jump_opt_after_gcse.
10330 (constprop_register): Always allow to alter jumps.
10331 (cprop_insn): Likewise.
10332 (do_local_cprop): Likewise.
10333 (local_cprop_pass): Likewise. Return non-zero if something changed.
10334 (cprop): Remove function, fold interesting bits into one_cprop_pass.
10335 (find_implicit_sets): Add note about missed optimization opportunity.
10336 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
10337 pass_rtl_cprop execute function.
10338 Don't bother tracking the pass number, each pass gets its own dumpfile
10340 Always allow to alter jumpsand bypass jumps.
10341 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
10342 will just find no suitable set.
10343 (pre_edge_insert): Fix dumping, this function is for PRE only.
10344 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
10345 pass_rtl_pre execute function.
10346 (hoist_code): Return non-zero if something changed. Keep track of
10347 substitutions and insertions for statistics gathering similar to PRE.
10348 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
10349 called from the pass_rtl_hoist execute function. Show pass statistics.
10350 (compute_store_table): Use max_reg_num directly instead of using the
10351 formerly global max_gcse_regno.
10352 (build_store_vectors): Likewise.
10353 (replace_store_insn): Fix dumping.
10354 (store_motion): Rename to ...
10355 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
10356 pass, called from the pass_rtl_store_motion execute function. Keep
10357 track of substitutions and insertions for statistics gathering similar
10359 (bypass_jumps): Remove, fold interesting bits into ...
10360 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
10361 from the pass_rtl_cprop execute function.
10362 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
10363 pass_jump_bypass): Remove.
10364 (gate_handle_gcse, rest_of_handle_gcse): Remove.
10365 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
10366 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
10367 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
10368 (gate_rtl_store_motion, execute_rtl_store_motion,
10369 pass_rtl_store_motion): New.
10370 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
10371 make it clear that -fcse-skip-blocks is a no-op for backward compat.
10372 * passes.c (init_optimization_passes): Remove pass_gcse and
10373 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
10374 and cse_after_global_opts in place of pass_gcse. Schedule cprop
10375 instead of pass_jump_bypass.
10377 2009-04-27 Richard Guenther <rguenther@suse.de>
10379 PR middle-end/39928
10380 * gimplify.c (gimplify_expr): If we are required to create
10381 a temporary make sure it ends up as register.
10383 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
10386 * config/i386/i386.c (construct_container): Don't call
10387 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
10388 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
10390 2009-04-27 Michael Matz <matz@suse.de>
10392 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
10393 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
10394 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
10395 (dump_replaceable_exprs): Take a bitmap.
10396 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
10398 (expand_gimple_basic_block): Likewise.
10399 * tree-ssa-ter.c (struct temp_expr_table_d): Make
10400 replaceable_expressions member a bitmap.
10401 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
10402 (mark_replaceable): Likewise.
10403 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
10404 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
10406 2009-04-27 Richard Guenther <rguenther@suse.de>
10408 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
10409 (verify_stmts): Dispatch to gimple/type verification code.
10410 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
10411 issue with call argument types.
10413 2009-04-27 Michael Matz <matz@suse.de>
10415 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
10416 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
10419 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
10420 Eric Botcazou <ebotcazou@adacore.com>
10422 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
10423 a label's basic block.
10424 (mark_target_live_regs): Tidy and rework obsolete comments.
10425 Change back DF problem to LIVE. If a label starts a basic block,
10426 assume that all registers that used to be live then still are.
10427 (init_resource_info): If a label starts a basic block, set its
10428 BLOCK_FOR_INSN accordingly.
10429 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
10431 2009-04-27 Richard Guenther <rguenther@suse.de>
10433 * tree-flow-inline.h (function_ann): Remove.
10434 (get_function_ann): Likewise.
10435 * tree-dfa.c (create_function_ann): Remove.
10436 * tree-flow.h (struct static_var_ann_d): Remove.
10437 (struct function_ann_d): Likewise.
10438 (union tree_ann_d): Remove fdecl member.
10439 (function_ann_t): Remove.
10440 (function_ann, get_function_ann, create_function_ann): Remove
10443 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
10445 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
10447 2009-04-27 Jan Hubicka <jh@suse.cz>
10449 * ipa-pure-const.c (struct funct_state_d): New fields
10450 state_previously_known, looping_previously_known; remove
10451 state_set_in_source.
10452 (analyze_function): Use new fields.
10453 (propagate): Avoid assumption that state_set_in_source imply
10456 * tree-ssa-loop-niter.c (finite_loop_p): New function.
10457 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
10458 * cfgloop.h (finite_loop_p): Declare.
10460 2009-04-26 Michael Matz <matz@suse.de>
10462 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
10464 2009-04-26 Michael Matz <matz@suse.de>
10466 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
10467 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
10468 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
10469 pass_mark_used_blocks): Remove.
10470 * tree-optimize.c (pass_free_datastructures,
10471 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
10472 * passes.c (init_optimization_passes): Don't call
10473 pass_mark_used_blocks, remove dead code.
10475 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
10477 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
10478 * tree-ssa-live.h (register_ssa_partition): Likewise.
10480 2009-04-26 Michael Matz <matz@suse.de>
10483 * builtins.c (fold_builtin_next_arg): Handle SSA names.
10484 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
10485 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
10487 (compare_pairs): Swap cost comparison.
10488 (coalesce_ssa_name): Don't use change_partition_var.
10489 * tree-nrv.c (struct nrv_data): Add modified member.
10490 (finalize_nrv_r): Set it.
10491 (tree_nrv): Use it to update statements.
10492 (pass_nrv): Require PROP_ssa.
10493 * tree-mudflap.c (mf_decl_cache_locals,
10494 mf_build_check_statement_for): Use make_rename_temp.
10495 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
10496 * alias.c (find_base_decl): Handle SSA names.
10497 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
10498 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
10499 * rtl.h (set_reg_attrs_for_parm): Declare.
10500 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
10501 to "optimized", remove unused locals at finish.
10502 (execute_free_datastructures): Make global, call
10503 delete_tree_cfg_annotations.
10504 (execute_free_cfg_annotations): Don't call
10505 delete_tree_cfg_annotations.
10507 * ssaexpand.h: New file.
10508 * expr.c (toplevel): Include ssaexpand.h.
10509 (expand_assignment): Handle SSA names the same as register variables.
10510 (expand_expr_real_1): Expand SSA names.
10511 * cfgexpand.c (toplevel): Include ssaexpand.h.
10512 (SA): New global variable.
10513 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
10514 (SSAVAR): New macro.
10515 (set_rtl): New helper function.
10516 (add_stack_var): Deal with SSA names, use set_rtl.
10517 (expand_one_stack_var_at): Likewise.
10518 (expand_one_stack_var): Deal with SSA names.
10519 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
10520 before unique numbers.
10521 (expand_stack_vars): Use set_rtl.
10522 (expand_one_var): Accept SSA names, add asserts for them, feed them
10523 to above subroutines.
10524 (expand_used_vars): Expand all partitions (without default defs),
10525 then only the local decls (ignoring those expanded already).
10526 (expand_gimple_cond): Remove edges when jumpif() expands an
10527 unconditional jump.
10528 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
10529 or remove abnormal edges. Ignore insns setting the LHS of a TERed
10531 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
10532 members of SA; deal with PARM_DECL partitions here; expand
10533 all PHI nodes, free tree datastructures and SA. Commit instructions
10534 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
10535 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
10536 info and statements at start, collect garbage at finish.
10537 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
10538 (VAR_ANN_PARTITION) Remove.
10539 (change_partition_var): Don't declare.
10540 (partition_to_var): Always return SSA names.
10541 (var_to_partition): Only accept SSA names.
10542 (register_ssa_partition): Only check argument.
10543 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
10545 (delete_var_map): Don't free it.
10546 (var_union): Only accept SSA names, simplify.
10547 (partition_view_init): Mark only useful SSA names as used.
10548 (partition_view_fini): Only deal with SSA names.
10549 (change_partition_var): Remove.
10550 (dump_var_map): Use ssa_name instead of partition_to_var member.
10551 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
10553 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
10554 (struct _elim_graph): New member const_dests; nodes member vector of
10556 (set_location_for_edge): New static helper.
10557 (create_temp): Remove.
10558 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
10559 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
10560 (new_elim_graph): Allocate const_dests member.
10561 (clean_elim_graph): Truncate const_dests member.
10562 (delete_elim_graph): Free const_dests member.
10563 (elim_graph_size): Adapt to new type of nodes member.
10564 (elim_graph_add_node): Likewise.
10565 (eliminate_name): Likewise.
10566 (eliminate_build): Don't take basic block argument, deal only with
10567 partition numbers, not variables.
10568 (get_temp_reg): New static helper.
10569 (elim_create): Use it, deal with RTL temporaries instead of trees.
10570 (eliminate_phi): Adjust all calls to new signature.
10571 (assign_vars, replace_use_variable, replace_def_variable): Remove.
10572 (rewrite_trees): Only do checking.
10573 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
10574 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
10575 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
10576 contains_tree_r, MAX_STMTS_IN_LATCH,
10577 process_single_block_loop_latch, analyze_edges_for_bb,
10578 perform_edge_inserts): Remove.
10579 (expand_phi_nodes): New global function.
10580 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
10581 functions, initialize new parameter, remember partitions having a
10583 (finish_out_of_ssa): New global function.
10584 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
10585 don't reset in_ssa_p here, don't disable TER when mudflap.
10586 (pass_del_ssa): Remove.
10587 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
10589 (execute_free_datastructures): Declare.
10590 * Makefile.in (SSAEXPAND_H): New variable.
10591 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
10592 * basic-block.h (commit_one_edge_insertion): Declare.
10593 * passes.c (init_optimization_passes): Move pass_nrv and
10594 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
10595 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
10596 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
10597 (redirect_branch_edge): Deal with super block when expanding, split
10598 out jump patching itself into ...
10599 (patch_jump_insn): ... here, new static helper.
10601 2009-04-26 Michael Matz <matz@suse.de>
10603 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
10604 beyond num_ssa_names.
10605 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
10606 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
10608 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10610 PR inline-asm/39543
10611 * fwprop.c (forward_propagate_asm): New function.
10612 (forward_propagate_and_simplify): Propagate also into __asm, if it
10613 doesn't increase the number of referenced registers.
10616 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
10618 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10620 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
10621 note_nonlocal_vla_type for nonlocal VLAs.
10622 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
10623 contains_remapped_vars, remap_vla_decls): New functions.
10624 (convert_nonlocal_reference_stmt): If not optimizing, call
10625 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
10626 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
10627 if it wasn't found in var_map.
10628 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
10629 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
10630 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
10632 * gimplify.c (nonlocal_vlas): New variable.
10633 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
10635 (gimplify_body): Create and destroy nonlocal_vlas.
10637 * dwarf2out.c (loc_descr_plus_const): New function.
10638 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
10639 mem_loc_descriptor, loc_descriptor_from_tree_1,
10640 descr_info_loc, gen_variable_die): Use it.
10642 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
10643 !TREE_STATIC VAR_DECLs.
10644 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
10645 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
10646 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
10647 DECL_BY_REFERENCE is valid.
10648 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
10649 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
10650 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
10651 Copy DECL_BY_REFERENCE.
10652 (struct nesting_copy_body_data): New type.
10653 (nesting_copy_decl): New function.
10654 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
10655 if they have variable length.
10657 2009-04-26 Michael Matz <matz@suse.de>
10659 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
10660 mark new temporaries for renaming.
10662 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10665 * c-decl.c (global_bindings_p): Return negative value.
10666 (c_variable_size): New. Based on variable_size from
10668 (grokdeclarator): Call c_variable_size not variable_size.
10670 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
10672 * config/i386/i386.c (print_operand) ['z']: Fix typo.
10674 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
10676 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
10677 Redefine it to just use mingw/include.
10678 (ASM_SPEC): Rules for -m32 and -m64.
10679 (LINK_SPEC): Use Likewise.
10680 (SPEC_32): New define.
10681 (SPEC_64): Likewise.
10682 (SUB_LINK_SPEC): Likewise.
10683 (MULTILIB_DEFAULTS): New define.
10684 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
10685 Add multilib options.
10686 (MULTILIB_DIRNAMES): Likewise.
10687 (MULTILIB_OSDIRNAMES): Likewise.
10688 (LIBGCC): Likewise.
10689 (INSTALL_LIBGCC): Likewise.
10691 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10694 * c-tree.h (enum c_inline_static_type): New.
10695 (record_inline_static): Declare.
10696 * c-decl.c (struct c_inline_static, c_inline_statics,
10697 record_inline_static, check_inline_statics): New.
10698 (pop_file_scope): Call check_inline_statics.
10699 (start_decl): Call record_inline_static instead of pedwarning
10700 directly for static in inline function.
10701 * c-typeck.c (build_external_ref): Call record_inline_static
10702 instead of pedwarning directly for static referenced in inline
10705 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
10707 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
10708 not new but only being rescanned.
10709 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
10710 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
10711 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
10712 record_set_info, compute_set, grealloc): Remove.
10713 (recompute_all_luids): New function.
10714 (gcse_main): Don't compute sets, and don't do related memory
10715 allocations/free-ing. If something changed before the end of the
10716 pass, update LUIDs using recompute_all_luids.
10717 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
10718 (free_gcse_mem): Don't free it either.
10719 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
10720 Use the df insn LUIDs.
10721 (load_killed_in_block): Likewise.
10722 (compute_hash_table_work): Don't compute reg_set_in_block.
10723 (compute_transp): Use DF_REG_DEF_CHAINs.
10724 (local_cprop_pass): Don't use compute_sets and related functions.
10725 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
10726 Use get_max_uid() instead of max_cuid.
10727 (insert_insn_end_basic_block, pre_insert_copy_insn,
10728 update_ld_motion_stores): Don't try to
10729 keep reg_set tables up to date.
10730 (pre_insert_copies): Use df insn LUIDs.
10731 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
10732 (reg_set_info): Don't use extra bitmap argument.
10733 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
10734 information to compute regs_set_in_block.
10735 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
10736 (bypass_jumps): Don't use compute_sets and friends.
10738 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10741 * opts.c (undocumented_msg): Do not leave blank even with
10744 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10746 * c-decl.c (build_enumerator): Allow values folding to integer
10747 constants but not integer constant expressions with a pedwarn if
10750 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10753 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
10754 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
10755 type is an integer constant.
10757 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10760 * config/i386/i386.c (print_operand) ['z']: Revert handling of
10763 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10766 * c-decl.c (grokdeclarator): Diagnose declarations of functions
10767 with variably modified return type and no storage class
10768 specifiers, except for the case of nested functions. Distinguish
10769 extern declarations of functions with variably modified return
10770 types from those of objects with variably modified types.
10772 2009-04-25 Jan Hubicka <jh@suse.cz>
10774 * tree.c (list_equal_p): New function.
10775 * tree.h (list_equal_p): Declare.
10776 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10777 basic_block_def, basic_block, const_basic_block): New.
10778 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
10779 (redirect_eh_edge): New function.
10780 (make_eh_edge_update_phi): EH edges are not abnormal.
10781 * except.c: Include tree-flow.h.
10782 (list_match): New function.
10783 (eh_region_replaceable_by_p): New function.
10784 (replace_region): New function.
10785 (hash_type_list): New function.
10786 (hash_eh_region): New function.
10787 (eh_regions_equal_p): New function.
10788 (merge_peers): New function.
10789 (remove_unreachable_regions): Verify EH tree when checking;
10791 (copy_eh_region_1): New function.
10792 (copy_eh_region): New function.
10793 (push_reachable_handler): New function.
10794 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
10795 regions without label but with live RESX.
10796 * except.h (redirect_eh_edge_to_label): New.
10797 * tree-flow.h (redirect_eh_edge): New.
10798 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10799 basic_block_def, basic_block, const_basic_block): Remove.
10800 * Makefile.in (except.o): Add dependency on tree-flow.h
10801 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
10802 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
10805 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
10808 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
10809 on the destination of memcpy.
10811 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
10813 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
10814 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
10815 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
10817 2009-04-25 Jan Hubicka <jh@suse.cz>
10819 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
10820 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
10821 to be reached by different label than left.
10822 (update_eh_edges): Update comment; remove edge_to_remove if possible
10823 and return true if suceeded.
10824 (cleanup_empty_eh): Accept sharing map; handle shared regions.
10825 (cleanup_eh): Compute sharing map.
10826 * except.c (remove_eh_handler_and_replace): Add argument if we should
10828 (remove_unreachable_regions): Update for label sharing.
10829 (label_to_region_map): Likewise.
10830 (get_next_region_sharing_label): New function.
10831 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
10833 (remove_eh_handler): Update.
10834 (remove_eh_region_and_replace_by_outer_of): New function.
10835 * except.h (struct eh_region): Add next_region_sharing_label.
10836 (remove_eh_region_and_replace_by_outer_of,
10837 get_next_region_sharing_label): Declare.
10838 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
10840 2009-04-25 Jan Hubicka <jh@suse.cz>
10842 * tree-cfg.c (split_critical_edges): Split also edges where we can't
10843 insert code even if they are not critical.
10845 2009-04-25 Jan Hubicka <jh@suse.cz>
10847 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10848 (gimple_can_remove_branch_p): EH edges won't remove branch by
10850 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
10851 updating of non-abnormal EH edges.
10852 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10853 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
10854 (split_critical_edges): Split also edges where emitting code on them
10855 will lead to splitting later.
10857 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10858 H.J. Lu <hongjiu.lu@intel.com>
10861 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
10862 the configured assembler supports fildq and fistpq mnemonics.
10863 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
10864 * configure: Regenerated.
10865 * config.in: Ditto.
10867 * config/i386/i386.c (print_operand): Handle 'Z'.
10868 ['z']: Remove handling of special fild/fist suffixes.
10869 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
10870 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
10871 suffix of fild insn.
10872 (*floatsi<mode>2_vector_mixed): Ditto.
10873 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
10874 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
10875 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
10876 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
10877 * config/i386/gas.h (GAS_MNEMONICS): Remove.
10879 2009-04-25 Ben Elliston <bje@au.ibm.com>
10881 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
10882 the source of a set operation.
10884 2009-04-25 Anatoly Sokolov <aesok@post.ru>
10886 * target.h (struct gcc_target): Add case_values_threshold field.
10887 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
10888 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
10889 * targhooks.c (default_case_values_threshold): New function.
10890 * targhooks.h (default_case_values_threshold): Declare function.
10891 * stmt.c (expand_case): Use case_values_threshold target hook.
10892 * expr.h (case_values_threshold): Remove declartation.
10893 * expr.c (case_values_threshold): Remove function.
10894 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
10896 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
10897 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10898 (avr_case_values_threshold): Declare as static.
10899 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
10901 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
10902 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10903 (mn10300_case_values_threshold): New function.
10905 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10907 * ira.c (setup_cover_and_important_classes): Add enum cast.
10909 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
10911 * genpreds.c (write_enum_constraint_num): Output definition of
10912 CONSTRAINT_NUM_DEFINED_P macro.
10913 * ira.c (setup_cover_and_important_classes): Use
10914 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
10916 2009-04-24 DJ Delorie <dj@redhat.com>
10918 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
10919 __SH2A_SINGLE_ONLY__ also.
10921 2009-04-24 Steve Ellcey <sje@cup.hp.com>
10923 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
10924 (movdf_internal): Ditto.
10925 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
10926 SFmode and DFmode constants.
10927 (ia64_print_operand): Add 'G' format for printing
10928 floating point constants.
10930 2009-04-24 Richard Guenther <rguenther@suse.de>
10932 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
10933 from unsigned additions.
10935 2009-04-24 Joseph Myers <joseph@codesourcery.com>
10937 * c-typeck.c (set_init_index): Allow array designators that are
10938 not integer constant expressions with a pedwarn if pedantic.
10940 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10942 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
10943 zero if no overlap in nonzero bits between the operands.
10945 2009-04-24 Ian Lance Taylor <iant@google.com>
10947 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
10948 (record_dead_and_set_regs): Likewise.
10949 * df.h (struct df_mw_hardreg): Change flags field to int.
10950 (struct df_base_ref): Likewise.
10951 (struct df): Change changeable_flags field to int.
10952 * df-scan.c (df_defs_record): Change clobber_flags to int.
10953 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
10954 constants rather than #define macros.
10955 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
10956 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
10957 (enum dwarf_calling_convention): Likewise.
10958 (enum dwarf_line_number_x_ops): Likewise.
10959 (enum dwarf_call_frame_info): Likewise.
10960 (enum dwarf_source_language): Likewise.
10961 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
10962 (add_calling_convention_attribute): Likewise.
10963 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
10964 (combine_comparisons): Change compcode to int. Add cast to enum type.
10965 * genrecog.c (maybe_both_true_2): Change c to int.
10966 (write_switch): Likewise. Add cast to enum type.
10967 * gimplify.c (gimplify_omp_for): Handle return values from
10968 gimplify_expr using MIN rather than bitwise or.
10969 (gimplify_expr): Add cast to enum type.
10970 * ipa-prop.c (update_jump_functions_after_inlining): Change
10971 IPA_BOTTOM to IPA_JF_UNKNOWN.
10972 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
10973 Add casts to enum type.
10974 (setup_cover_and_important_classes): Change cl to int. Add casts
10976 (setup_class_translate): Change cl and mode to int.
10977 (ira_init_once): Change mode to int.
10978 (free_register_move_costs): Likewise.
10979 (setup_prohibited_mode_move_regs): Add casts to enum type.
10980 * langhooks.c (add_builtin_function_common): Rework assertion that
10981 value fits bitfield.
10982 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
10983 * omega.c (omega_do_elimination): Avoid math on enum types.
10984 * optabs.c (expand_vec_shift_expr): Remove casts to int.
10985 * opts.c (set_debug_level): Change 2 to enum constant. Use new
10986 int local to handle integral_argment value.
10987 * regmove.c (try_auto_increment): Change PUT_MODE to
10989 * reload.c (push_secondary_reload): Add casts to enum type.
10990 (secondary_reload_class, find_valid_class): Likewise.
10991 * reload1.c (emit_input_reload_insns): Likewise.
10992 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
10993 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
10994 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
10996 * tree.c (build_common_builtin_nodes): Add casts to enum type.
10997 * tree-complex.c (complex_lattice_t): Typedef to int rather than
10999 (expand_complex_libcall): Add casts to enum type.
11000 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
11001 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
11002 with ERROR_MARK, not NUM_TREE_CODES.
11003 (vect_create_epilog_for_reduction): Likewise.
11004 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
11005 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
11006 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
11008 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
11009 vect_unused_in_loop. Change 0 to loop_vect.
11010 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
11011 * var-tracking.c (get_init_value): Change return type to enum
11013 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
11014 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
11016 (arm_override_options): Add casts to enum type.
11017 (arm_emit_tls_decoration): Likewise.
11018 * config/i386/i386.c (ix86_function_specific_restore): Add casts
11020 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
11021 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
11022 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
11024 * config/s390/s390.c (code_for_builtin_64): Change to array of
11026 (code_for_builtin_31): Likewise.
11027 (s390_expand_builtin): Change code_for_builtin to enum insn_code
11029 * config/sparc/sparc.c (sparc_override_options): Change value
11030 field in struct code_model to enum cmodel. In initializer change
11031 0 to NULL and add cast to enum type.
11033 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
11034 Change all callers. Issue a -Wc++-compat warning using
11035 lhs_origtype if necessary.
11036 (convert_for_assignment): Issue -Wc++-compat warnings about
11037 invalid conversions to enum type on assignment.
11038 * c-common.h (build_modify_expr): Update declaration.
11040 2009-04-24 Nick Clifton <nickc@redhat.com>
11042 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
11043 (function_arg_advance): Likewise.
11044 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
11047 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11049 * config/s390/constraints.md ('I', 'J'): Fix condition.
11051 2009-04-24 Diego Novillo <dnovillo@google.com>
11053 * gengtype-parse.c (parse_error): Add newline after message.
11055 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
11057 * config/i386/sse.md (avxmodesuffixs): Removed.
11058 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
11059 (*avx_pinsr<ssevecsize>): This.
11061 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
11063 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
11064 follow chains of regs with a single definition, and allow expressions
11065 that are function_invariant_p.
11066 (simple_rhs_p): Allow expressions that are function_invariant_p.
11068 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
11070 PR middle-end/39867
11071 * fold-const.c (fold_cond_expr_with_comparison): When folding
11072 > and >= to MAX, make sure the MAX uses the same type as the
11073 comparison's operands.
11075 2009-04-24 Nick Clifton <nickc@redhat.com>
11077 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
11078 addressing for DImode accesses.
11079 (frv_print_operand_address): Handle PLUS case.
11080 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
11082 2009-04-24 Jakub Jelinek <jakub@redhat.com>
11084 PR rtl-optimization/39794
11085 * alias.c (canon_true_dependence): Add x_addr argument.
11086 * rtl.h (canon_true_dependence): Adjust prototype.
11087 * cse.c (check_dependence): Adjust canon_true_dependence callers.
11088 * cselib.c (cselib_invalidate_mem): Likewise.
11089 * gcse.c (compute_transp): Likewise.
11090 * dse.c (scan_reads_nospill): Likewise.
11091 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
11092 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
11093 canon_base_addr of the group, plus optional offset.
11094 (struct group_info): Rename canon_base_mem to
11096 (get_group_info): Set canon_base_addr to canon_rtx of base, not
11097 canon_rtx of base_mem.
11099 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
11101 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
11102 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
11104 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11106 * config/spu/spu-builtins.h: Delete file.
11108 * config/spu/spu.h (enum spu_builtin_type): Move here from
11110 (struct spu_builtin_description): Likewise. Add GTY marker.
11111 Do not use enum spu_function_code or enum insn_code.
11112 (spu_builtins): Add extern declaration.
11114 * config/spu/spu.c: Do not include "spu-builtins.h".
11115 (enum spu_function_code, enum spu_builtin_type_index,
11116 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
11117 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
11118 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
11119 unsigned_V2DI_type_node): Move here from spu-builtins.h.
11120 (spu_builtin_types): Make static. Add GTY marker.
11121 (spu_builtins): Add extern declaration with GTY marker.
11122 Include "gt-spu.h".
11124 * config/spu/spu-c.c: Do not include "spu-builtins.h".
11125 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
11126 Check programmatically whether all parameters are scalar.
11128 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
11130 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
11132 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
11133 assignment from the constructor either if the target is volatile.
11135 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
11137 * config/arm/arm.md (insv): Do not share operands[0].
11139 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
11141 * config/vxlib-tls.c (active_tls_threads): Delete.
11142 (delete_hook_installed): New.
11143 (tls_delete_hook): Don't delete the delete hook.
11144 (tls_destructor): Delete it here.
11145 (__gthread_set_specific): Adjust installing the delete hook.
11146 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
11147 __gthread_leave_tsd_dtor_context.
11149 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
11151 * c-format.c (gcc_tdiag_char_table): Add support for %E.
11153 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
11155 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
11157 (alpha_rtx_costs): Ditto.
11158 (emit_unlikely_jump): Use add_reg_note.
11159 (emit_frame_store_1): Ditto.
11160 (alpha_expand_prologue): Ditto.
11161 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11162 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
11164 2009-04-23 Nick Clifton <nickc@redhat.com>
11166 * config/v850/v850.md (epilogue): Remove suppressed code.
11167 (return): Rename to return_simple and remove test of frame size.
11168 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
11169 to gen_return_simple.
11171 2009-04-22 Jing Yu <jingyu@google.com>
11174 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
11176 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11179 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
11180 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
11181 value is a VECTOR_CST, the element type is the element type of the
11184 2009-04-22 DJ Delorie <dj@redhat.com>
11186 * config/m32c/m32c.h: Update GTY annotations to new syntax.
11188 2009-04-22 Jakub Jelinek <jakub@redhat.com>
11190 * alias.c (find_base_term): Move around LO_SUM case, so that
11191 CONST falls through into PLUS/MINUS handling.
11194 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
11195 into 0, use omit_one_operand.
11197 2009-04-23 Ben Elliston <bje@au.ibm.com>
11199 * config/rs6000/linux-unwind.h (get_regs): Remove type
11200 puns. Change the type of `pc' to an array of unsigned ints and
11201 update all users. Constify frame24.
11203 2009-04-22 DJ Delorie <dj@redhat.com>
11205 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
11206 declarations before code.
11207 (current_function_special_page_vector): Likewise.
11208 (m32c_expand_insv): Silence a warning.
11210 2009-04-21 Taras Glek <tglek@mozilla.com>
11212 * alias.c: Update GTY annotations to new syntax.
11213 * basic-block.h: Likewise.
11214 * bitmap.h: Likewise.
11215 * c-common.h: Likewise.
11216 * c-decl.c: Likewise.
11217 * c-parser.c: Likewise.
11218 * c-pragma.c: Likewise.
11219 * c-tree.h: Likewise.
11220 * cfgloop.h: Likewise.
11221 * cgraph.h: Likewise.
11222 * config/alpha/alpha.c: Likewise.
11223 * config/arm/arm.h: Likewise.
11224 * config/avr/avr.h: Likewise.
11225 * config/bfin/bfin.c: Likewise.
11226 * config/cris/cris.c: Likewise.
11227 * config/darwin.c: Likewise.
11228 * config/frv/frv.c: Likewise.
11229 * config/i386/i386.c: Likewise.
11230 * config/i386/i386.h: Likewise.
11231 * config/i386/winnt.c: Likewise.
11232 * config/ia64/ia64.h: Likewise.
11233 * config/iq2000/iq2000.c: Likewise.
11234 * config/mips/mips.c: Likewise.
11235 * config/mmix/mmix.h: Likewise.
11236 * config/pa/pa.c: Likewise.
11237 * config/pa/pa.h: Likewise.
11238 * config/rs6000/rs6000.c: Likewise.
11239 * config/s390/s390.c: Likewise.
11240 * config/sparc/sparc.c: Likewise.
11241 * config/xtensa/xtensa.c: Likewise.
11242 * cselib.h: Likewise.
11243 * dbxout.c: Likewise.
11244 * dwarf2out.c: Likewise.
11245 * except.c: Likewise.
11246 * except.h: Likewise.
11247 * fixed-value.h: Likewise.
11248 * function.c: Likewise.
11249 * function.h: Likewise.
11250 * gimple.h: Likewise.
11251 * integrate.c: Likewise.
11252 * optabs.c: Likewise.
11253 * output.h: Likewise.
11254 * real.h: Likewise.
11256 * stringpool.c: Likewise.
11257 * tree-data-ref.c: Likewise.
11258 * tree-flow.h: Likewise.
11259 * tree-scalar-evolution.c: Likewise.
11260 * tree-ssa-address.c: Likewise.
11261 * tree-ssa-alias.h: Likewise.
11262 * tree-ssa-operands.h: Likewise.
11263 * tree.c: Likewise.
11264 * tree.h: Likewise.
11265 * varasm.c: Likewise.
11266 * varray.h: Likewise.
11268 * coretypes.h: Do not define GTY macro if it is already defined.
11269 * doc/gty.texi: Update GTY documentation to new syntax.
11270 * gengtype-lex.l: Enforce attribute-like syntax for GTY
11271 annotations on structs.
11272 * gengtype-parse.c: Likewise.
11274 2009-04-22 Mark Heffernan <meheff@google.com>
11276 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
11278 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11280 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
11283 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11285 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
11286 the same as a PLUS without a shift. Increase the cost of a
11289 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11291 * Makefile.in: Update dependencies.
11292 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
11293 * errors.h: Remove bogus comment about compatibility.
11294 (warning): Update declaration.
11295 * genautomata.c: Update all calls to warning.
11296 * gimple.c: Do not include errors.h. Include toplev.h.
11297 * tree-ssa-structalias.c: Do not include errors.h.
11298 * omega.c: Likewise.
11299 * tree-ssa-reassoc.c: Likewise.
11300 * config/spu/spu-c.c: Likewise.
11301 * config/spu/t-spu-elf: Update dependencies.
11303 2009-04-22 Richard Guenther <rguenther@suse.de>
11305 PR tree-optimization/39824
11306 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
11307 make sure the types are compatible.
11309 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11312 * c-common.c (c_parse_error): Take a token_flags parameter.
11313 Use token_type for the token type instead.
11314 Pass token_flags to cpp_type2name.
11315 * c-common.h (c_parse_error): Update declaration.
11316 * c-parser.c (c_parser_error): Pass 0 as token flags.
11318 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
11320 PR rtl-optimization/39580
11321 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
11323 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11325 * function.c (expand_function_end): Do not emit a jump to the "naked"
11326 return label for fall-through returns.
11327 * except.c (sjlj_emit_function_exit): Always place the call to the
11328 unregister function at the location installed by expand_function_end.
11330 2009-04-22 Richard Guenther <rguenther@suse.de>
11332 PR tree-optimization/39845
11333 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
11334 (gen_inbound_check): Likewise.
11336 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
11338 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
11340 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
11341 * config/vxlib.c (__gthread_once): Add race guard for PPC.
11343 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11345 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
11346 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
11347 shift counts to avoid out-of-bounds array accesses.
11349 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11351 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
11352 (Pmode): Move above.
11354 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
11356 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
11357 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
11358 GET_CODE macro. Use IN_RANGE macro where appropriate.
11359 * config/alpha/alpha.h: Ditto.
11360 * config/alpha/alpha.md: Ditto.
11361 * config/alpha/constraints.md: Ditto.
11362 * config/alpha/predicates.md: Ditto.
11364 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11366 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
11367 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11368 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11369 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11370 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11371 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11372 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11373 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11374 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11375 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11376 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11377 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11378 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11379 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11380 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11381 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11382 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11383 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11384 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11385 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11386 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11387 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11388 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11389 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11390 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11391 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11392 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11394 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11396 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
11397 references from comments.
11398 * cfgbuild.c: (count_basic_blocks): Delete.
11399 (find_basic_blocks_1): Delete.
11400 (find_basic_blocks): Delete.
11401 * except.c (finish_eh_generation): Make static. Move comment from
11402 except.h here. Remove find_basic_blocks references from comments.
11403 * except.h (finish_eh_generation): Delete.
11404 * basic-block.h (find_basic_blocks): Delete.
11405 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
11407 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
11409 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
11410 (sdbout_parms): Likewise.
11412 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
11414 * config/sh/sh.c (prepare_cbranch_operands): Use
11415 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
11416 (expand_cbranchdi4): Likewise.
11417 (from_compare): Add cast to enum type.
11418 (expand_cbranchsi4): Use add_reg_note.
11419 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
11420 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
11421 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
11422 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11423 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
11424 instead of CODE_FOR_nothing.
11425 (cbranchdi4): Likewise. Fix the order of arguments for
11427 (push_fpscr): Use add_reg_note.
11428 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
11429 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
11431 2009-04-21 Joseph Myers <joseph@codesourcery.com>
11433 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
11434 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11435 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11436 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
11437 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
11438 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
11439 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
11440 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
11441 config/alpha/x-vms, config/arc/t-arc,
11442 config/arm/README-interworking, config/arm/arm-c.c,
11443 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
11444 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
11445 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
11446 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
11447 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
11448 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
11449 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
11450 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
11451 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
11452 config/cris/t-elfmulti, config/crx/t-crx,
11453 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
11454 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
11455 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
11456 config/h8300/t-h8300, config/i386/athlon.md,
11457 config/i386/darwin-libgcc.10.4.ver,
11458 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
11459 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
11460 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
11461 config/i386/t-linux64, config/i386/t-nwld,
11462 config/i386/t-rtems-i386, config/i386/t-sol2-10,
11463 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
11464 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
11465 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
11466 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
11467 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
11468 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
11469 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
11470 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
11471 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
11472 config/m68k/t-uclinux, config/mcore/t-mcore,
11473 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
11474 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
11475 config/mips/crtn.asm, config/mips/irix-crti.asm,
11476 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
11477 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
11478 config/mips/mips-fixed.md, config/mips/sb1.md,
11479 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
11480 config/mips/t-iris6, config/mips/t-isa3264,
11481 config/mips/t-libgcc-mips16, config/mips/t-linux64,
11482 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
11483 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
11484 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
11485 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
11486 config/mn10300/t-linux, config/mn10300/t-mn10300,
11487 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
11488 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
11489 config/picochip/libgccExtras/clzsi2.asm,
11490 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
11491 config/rs6000/darwin-libgcc.10.4.ver,
11492 config/rs6000/darwin-libgcc.10.5.ver,
11493 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
11494 config/rs6000/t-aix43, config/rs6000/t-aix52,
11495 config/rs6000/t-darwin, config/rs6000/t-fprules,
11496 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
11497 config/rs6000/t-lynx, config/rs6000/t-netbsd,
11498 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
11499 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
11500 config/rs6000/t-rtems, config/rs6000/t-spe,
11501 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
11502 config/score/t-score-elf, config/sh/divcost-analysis,
11503 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
11504 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
11505 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
11506 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
11507 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
11508 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
11509 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
11510 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
11511 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
11512 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
11513 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
11514 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
11515 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
11516 limitx.h, version.c, xcoff.h: Add copyright and license notices.
11517 * config/h8300/genmova.sh: Include copyright and license notices
11518 in generated output.
11519 * config/h8300/mova.md: Regenerate.
11520 * doc/install.texi2html: Include word "Copyright" in copyright
11521 notice and use name "Free Software Foundation, Inc.".
11522 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11523 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11524 ChangeLog-2007, ChangeLog-2008: Correct dates.
11526 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
11528 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
11529 NE_EXPR operations as well.
11530 * c-parser.c (c_parser_condition): Do not set location information on
11532 (c_parser_conditional_expression): Likewise.
11533 (c_parser_binary_expression): Set location information on operators.
11534 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
11535 TRUTH_NOT_EXPR has been folded.
11536 * fold-const.c (fold_truth_not_expr): Copy location information from
11537 the incoming expression to the outgoing one.
11538 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
11539 recursive calls on the LHS of the operator but pass that of the
11540 operator to recursive calls on the RHS of the operator. Set it
11542 (shortcut_cond_expr): Set the locus of the operator on the second
11543 COND_EXPR and that of the expression on the first in degenerate cases.
11544 Pass the locus of the expression to calls to shortcut_cond_r.
11545 Set the locus of the 'then' block on the associated jump, if any.
11546 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
11547 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
11548 expression to call to gimplify_boolean_expr.
11550 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
11552 * config.gcc: Add additional configuration for
11553 i686-w64-mingw* and x86_64-w64-mingw* triplet.
11554 * config/i386/mingw-w64.h: New mingw-w64 specific header.
11555 (CPP_SPEC): Redefine for allowing -municode option.
11556 (STARTFILE_SPEC): Likewise.
11557 * config/i386/t-mingw-w64: New.
11558 * config/i386/mingw-w64.opt: New.
11559 (municode): Add new target option.
11560 * doc/invoke.texi (municode): Add documentation for new option.
11562 2009-04-21 Ian Lance Taylor <iant@google.com>
11564 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11565 Correct test for number of arguments.
11566 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
11568 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
11570 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
11571 argument of emit_library_call.
11573 2009-04-21 Richard Guenther <rguenther@suse.de>
11575 PR middle-end/39829
11576 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
11577 inside VIEW_CONVERT_EXPRs.
11579 2009-04-21 Martin Jambor <mjambor@suse.cz>
11581 * tree-switch-conversion.c (build_constructors): Split a long line.
11582 (constructor_contains_same_values_p): New function.
11583 (build_one_array): Create assigns of constants if possible, do not
11584 call mark_sym_for_renaming, call update_stmt.
11585 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
11586 make_rename_temp. Do not call mark_symbols_for_renaming, call
11588 (gen_def_assigns): Do not call mark_symbols_for_renaming or
11589 find_new_referenced_vars, call update_stmt.
11590 (gen_inbound_check): Use create_tmp_var and create ssa names manually
11591 instead of calling make_rename_temp. Do not call
11592 find_new_referenced_vars or mark_symbols_for_renaming, call
11595 2009-04-21 Richard Guenther <rguenther@suse.de>
11597 PR tree-optimization/39827
11598 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
11599 (tree_ssa_phiprop): Pass the correct array size.
11601 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
11603 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
11605 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
11608 * c-typeck.c (lvalue_p): Move declaration ...
11609 * c-common.h (lvalue_p): ... to here.
11610 * c-common.c (candidate_equal_p): New.
11611 (add_tlist): Use it.
11612 (merge_tlist): Use it.
11613 (warn_for_collisions_1): Likewise.
11614 (warning_candidate_p): Accept more candidates.
11615 (verify_tree): A warning candidate can be an expression. Use
11618 2009-04-21 Ben Elliston <bje@au.ibm.com>
11621 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
11622 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
11623 options. Remove -mcall-solaris documentation.
11625 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11628 * doc/invoke.texi (-Wlong-long): Update description.
11629 * c-lex (interpret_integer): Only warn if there was no previous
11630 overflow and -Wlong-long is enabled.
11631 * c-decl.c (declspecs_add_type): Drop redundant flags.
11632 * c.opt (Wlong-long): Init to -1.
11633 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
11634 and front-end warn_long_long. Wlong-long only depends on other
11635 flags if it is uninitialized.
11636 * c-parser.c (disable_extension_diagnostics): warn_long_long is
11637 the same for CPP and FE.
11638 (restore_extension_diagnostics): Likewise.
11640 2009-04-20 Ian Lance Taylor <iant@google.com>
11642 Fix enum conversions which are invalid in C++:
11643 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
11644 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
11645 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
11646 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
11647 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
11648 (dbxout_parms): Likewise.
11649 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
11650 (df_clear_flags): Likewise.
11651 * df-problems.c (df_rd_bb_local_compute_process_def): Change
11652 top_flag parameter to int.
11653 (df_chain_create_bb_process_use): Likewise.
11654 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
11656 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
11657 (df_ref_create_structure, df_def_record_1): Likewise.
11658 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
11659 (df_notes_rescan): Change 0 to VOIDmode in function call.
11660 (df_get_call_refs, df_insn_refs_collect): Likewise.
11661 (df_bb_regs_collect): Likewise.
11662 (df_entry_block_defs_collect): Likewise.
11663 (df_exit_block_uses_collect): Likewise.
11664 * df.h: Update declarations.
11665 * double-int.c (double_int_divmod): Add cast to enum type.
11666 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
11667 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
11668 (based_loc_descr): Likewise.
11669 (loc_descriptor_from_tree_1): Change first_op and second_op to
11670 enum dwarf_location_atom. Add cast to enum type.
11671 * expmed.c (init_expmed): Change 0 to SET in function call.
11672 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
11673 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
11674 (do_store_flag): Likewise.
11675 * fixed-value.h (struct fixed_value): Change mode to enum
11677 * function.c (assign_parms): Change 0 to VOIDmode in function call.
11678 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
11680 (insert_insn_decl, insert_decl, insert_state): Likewise.
11681 (automata_list_finish): Likewise.
11682 * genrecog.c (process_define_predicate): Add cast to enum type.
11683 * gensupport.c (init_predicate_table): Add cast to enum type.
11684 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
11686 (gimple_build_call_1, gimple_build_label): Likewise.
11687 (gimple_build_goto, gimple_build_asm_1): Likewise.
11688 (gimple_build_switch_1, gimple_build_cdt): Likewise.
11689 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
11690 (enum fallback): Rename from enum fallback_t.
11691 (fallback_t): Typedef as int.
11692 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
11693 GSI_SAME_STMT in function call.
11694 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
11696 (setup_reg_class_relations): Likewise.
11697 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
11698 (setup_prohibited_class_mode_regs): Add cast to enum type.
11699 (setup_prohibited_mode_move_regs): Likewise.
11700 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
11701 (record_address_regs): Change i to enum reg_class.
11702 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
11703 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
11704 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
11705 (GET_MODE_2XWIDER_MODE): Likewise.
11706 (GET_CLASS_NARROWEST_MODE): Likewise.
11707 * omp-low.c (expand_omp_for): Add cast to enum type.
11708 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
11709 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
11710 * postreload.c (reload_cse_simplify_operands): Change rclass local
11712 * predict.c (combine_predictions_for_insn): Change best_predictor
11713 and predictor to enum br_predictor.
11714 (combine_predictions_for_bb): Likewise.
11715 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
11716 use SET_PREDICT_EXPR_OUTCOME.
11717 * real.c (real_arithmetic): Change icode to code in function call.
11718 * reginfo.c (init_move_cost): Add casts to enum type.
11719 (init_reg_sets_1, init_fake_stack_mems): Likewise.
11720 * regmove.c (regclass_compatible_p): Change class0 and class1 to
11722 * reload.c (find_valid_class): Add casts to enum type.
11723 (push_reload): Change 0 to NO_REGS in function call.
11724 (find_reloads): Change this_alternative to array of enum
11725 reg_class. Remove some now-unnecessary casts.
11726 (make_memloc): Change 0 to VOIDmode in function call.
11727 * reload1.c (reload): Change 0 to VOIDmode in function call.
11728 (eliminate_regs_1, elimination_effects): Likewise.
11729 (eliminate_regs_in_insn): Likewise.
11730 (emit_input_reload_insns): Add cast to enum type.
11731 (delete_output_reload): Change 0 to VOIDmode in function call.
11732 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
11733 to enum type in function call.
11734 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
11735 (SET_PREDICT_EXPR_OUTCOME): Define.
11736 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
11737 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
11738 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
11739 (dump_function): Likewise.
11740 * tree-dump.h: Update declarations.
11741 * tree-pass.h: Update declarations.
11742 * varasm.c (assemble_integer): Change mclass to enum mode_class.
11743 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
11745 (arm_rtx_costs_1): Correct parenthesization.
11746 (arm_rtx_costs): Add casts to enum type.
11747 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
11748 (vfp_emit_fstmd): Use add_rg_note.
11749 (emit_multi_reg_push, emit_sfm): Likewise.
11750 (thumb_set_frame_pointer): Likewise.
11751 (arm_expand_prologue): Likewise.
11752 (arm_regno_class): Change return type to enum reg_class.
11753 (thumb1_expand_prologue): Use add_reg_note.
11754 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
11755 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
11757 * config/arm/gentune.sh: Add cast to enum type.
11758 * config/arm/arm-tune.md: Rebuild.
11759 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
11760 (ix86_split_fp_branch, predict_jump): Likewise.
11761 (ix86_expand_multi_arg_builtin): Change sub_code from enum
11762 insn_code to enum rtx_code.
11763 (ix86_builtin_vectorized_function): Add cast to enum type.
11764 * config/i386/i386.md (truncdfsf2): Change slot to enum
11766 (truncxf<mode>2, isinf<mode>2): Likewise.
11767 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
11769 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
11770 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
11771 (insert_bundle_state): Change 1 to INSERT in function call.
11772 (ia64_add_bundle_selector_before): Likewise.
11773 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
11774 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
11775 (restore_stack_nonlocal): Likewise.
11776 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
11778 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
11780 (mips_rtx_costs): Likewise.
11781 (mips_override_options): Add casts to enum type.
11782 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
11784 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
11785 (store_reg, set_reg_plus_d): Likewise.
11786 (hppa_expand_prologue, hppa_profile_hook): Likewise.
11787 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
11789 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
11791 (emit_unlikely_jump): Use add_reg_note.
11792 (rs6000_emit_allocate_stack): Likewise.
11793 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
11794 (output_toc): Change 1 to INSERT in function call.
11795 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
11796 (rs6000_initialize_trampoline): Likewise.
11797 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
11799 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
11800 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
11801 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
11802 (save_gprs): Use add_reg_note.
11803 (s390_emit_prologue): Likewise.
11804 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11805 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
11806 (sparc_fold_builtin): Add cast to enum type.
11807 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
11809 (spu_expand_prologue): Use add_reg_note.
11810 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
11812 2009-04-20 Ian Lance Taylor <iant@google.com>
11814 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
11815 (c_parser_postfix_expression_after_primary): Get VEC for list of
11816 arguments. Get original types of arguments. Call
11817 build_function_call_vec.
11818 (cached_expr_list_1, cached_expr_list_2): New static variables.
11819 (c_parser_expr_list): Change return type to VEC *. Add
11820 p_orig_types parameter. Change all callers.
11821 (c_parser_release_expr): New static function.
11822 (c_parser_vec_to_tree_list): New static function.
11823 * c-typeck.c (build_function_call): Rewrite to build a VEC and
11824 call build_function_call_vec.
11825 (build_function_call_vec): New function, based on old
11826 build_function_call.
11827 (convert_arguments): Remove nargs and argarray parameters. Change
11828 values to a VEC. Add origtypes parameter.
11829 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
11830 (convert_for_assignment): Add origtype parameter. Change all
11831 callers. If warn_cxx_compat, check for conversion to an enum
11832 type when calling a function.
11833 (store_init_value): Add origtype parameter. Change all callers.
11834 (digest_init): Likewise.
11835 (struct init_node): Add origtype field.
11836 (add_pending_init): Add origtype parameter. Change all callers.
11837 (output_init_element): Likewise.
11838 (output_pending_init_elements): Pass origtype from init_node to
11839 output_init_element.
11840 (process_init_element): Pass origtype from c_expr to
11841 output_init_element.
11842 (c_finish_return): Add origtype parameter. Change all callers.
11843 * c-common.c (sync_resolve_size): Change params to VEC *. Change
11845 (sync_resolve_params): Likewise.
11846 (sync_resolve_return): Change params to first_param. Change caller.
11847 (resolve_overloaded_builtins): Change params to VEC *. Change
11848 callers. Save first parameter around call to build_function_call_vec.
11849 * c-decl.c (finish_decl): Add origtype parameter. Change all
11850 callers. Call build_function_call_vec rather than
11851 build_function_call for cleanup.
11852 * c-tree.h: Update declarations.
11853 * c-common.h: Update declarations.
11854 * stub-objc.c (objc_rewrite_function_call): Change parameter from
11855 params to first_param.
11856 * target.h (struct gcc_target): Change resolve_overloaded_builtin
11857 params parameter from tree to void *.
11858 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11859 Change arglist parameter to have type void *, and to be a pointer
11861 * config/rs6000/rs6000-protos.h
11862 (altivec_resolve_overloaded_builtin): Update declaration.
11863 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
11864 fnargs parameter to have type void *, and to be a pointer to a
11865 VEC. Call build_function_call_vec instead of
11866 build_function_call.
11867 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
11869 2009-04-20 Joey Ye <joey.ye@intel.com>
11870 Xuepeng Guo <xuepeng.guo@intel.com>
11871 H.J. Lu <hongjiu.lu@intel.com>
11873 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
11875 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
11876 (IX86_LEA_PRIORITY): Likewise.
11877 (distance_non_agu_define): New function.
11878 (distance_agu_use): Likewise.
11879 (ix86_lea_for_add_ok): Likewise.
11880 (ix86_dep_by_shift_count): Likewise.
11882 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
11883 should split for LEA.
11885 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
11887 (ix86_dep_by_shift_count): Likewise.
11889 2009-04-20 Richard Guenther <rguenther@suse.de>
11891 * expr.c (handled_component_p): Move ...
11892 * tree.h (handled_component_p): ... here.
11893 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
11894 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
11895 and REALPART_EXPR to be in one group.
11897 2009-04-20 Richard Guenther <rguenther@suse.de>
11899 * basic-block.h (get_all_dominated_blocks): Declare.
11900 * dominance.c (get_all_dominated_blocks): New function.
11901 * tree-cfg.c (get_all_dominated_blocks): Remove.
11902 (remove_edge_and_dominated_blocks): Adjust.
11903 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
11904 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
11905 instead of recursing.
11907 2009-04-20 Doug Kwan <dougkwan@google.com>
11909 * cgraph.h (cgraph_node_ptr): New type for vector functions.
11910 (struct cgraph_node_set_def): New type.
11911 (cgraph_node_set) New type. Also declare vector functions.
11912 (struct cgraph_node_set_element_def): New type.
11913 (cgraph_node_set_element): Ditto.
11914 (cgraph_node_set_iterator): New iterator type.
11915 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
11916 cgraph_node_set_remove, dump_cgraph_node_set,
11917 debug_cgraph_node_set): New prototypes.
11918 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
11919 cgraph_node_set_size): New inlines.
11920 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
11921 including cgraph.h.
11922 (struct ipa_opt_pass): Add struct cgraph_node_set_def
11923 argument to function 'write_summary'.
11924 * ipa.c: Include ggc.h.
11925 (hash_cgraph_node_set_element,
11926 eq_cgraph_node_set_element, cgraph_node_set_new,
11927 cgraph_node_set_add, cgraph_node_set_remove,
11928 cgraph_node_set_find, dump_cgraph_node_set,
11929 debug_cgraph_node_set): New functions.
11930 * Makefile.in (ipa.o): Add dependency on GGC_H.
11932 2009-04-20 Ira Rosen <irar@il.ibm.com>
11934 PR tree-optimization/39675
11935 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
11936 check of the return code of vect_schedule_slp. Check that
11937 stmt_vec_info still exists for the statement, before checking its
11938 vectorization type.
11940 2009-04-20 Michael Matz <matz@suse.de>
11942 * Makefile.in (generated_files): Take out $(simple_generated_c).
11944 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
11946 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
11947 (UINTPTR_TYPE): Likewise.
11949 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11952 * c-typeck.c (digest_init): Check for initializing an array with a
11955 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11958 * c-semantics.c (pop_stmt_list): Propagate
11959 STATEMENT_LIST_HAS_LABEL to parent statement list.
11961 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
11963 * config/mips/mips.h (mips_tune_attr): New macro.
11964 * config/mips/mips.md (cpu): Use it.
11966 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11969 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
11972 2009-04-19 Diego Novillo <dnovillo@google.com>
11974 * toplev.c (compile_file): Move call to coverage_finish ...
11975 * cgraphunit.c (ipa_passes): ... here.
11976 Call cgraph_process_new_functions.
11977 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
11978 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
11980 2009-04-19 Jan Hubicka <jh@suse.cz>
11982 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
11984 (dump_cgraph_node): Dump can throw external flag.
11985 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
11987 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11991 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
11992 * common.opt (Wlogical-op): Move from here...
11993 * c.opt (Wlogical-op): ... to here.
11994 * c-typeck.c (parser_build_binary_op): Update call to
11995 warn_logical_operator.
11996 * c-opts.c (c_common_post_options): Enable warn_logical_op with
11998 * c-common.c (warn_logical_op): Update.
11999 * c-common.h (warn_logical_op): Update declaration.
12001 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
12003 * tree.c (protected_set_expr_location): Fix formatting.
12005 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12008 * c-typeck.c (readonly_warning): new.
12009 (build_unary_op, build_modify_expr): Use readonly_warning for
12010 storing into something readonly but not const-qualified.
12012 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12015 * c-typeck.c (build_unary_op): Check for taking address of
12016 expression of type void.
12018 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12021 * c-typeck.c (build_function_call): Check for calling a function
12022 with qualified void return types. Call require_complete_type when
12025 2009-04-18 Jan Hubicka <jh@suse.cz>
12027 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
12029 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
12030 can_throw_external flag.
12031 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
12032 * ipa-pure-const.c (ignore_edge): New function.
12033 (propagate): Compute order for NOTHROW computation; set NOTHROWs
12034 only over can_throw_external edges.
12035 (local_pure_const): Add nothrow flag.
12036 * ipa-utils.c (searchc): Add ignore_edge callback.
12037 (ipa_utils_reduced_inorder): Add ignore_edge callback.
12038 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
12039 (set_nothrow_function_flags): Update cgraph.
12040 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
12042 2009-04-18 Richard Guenther <rguenther@suse.de>
12044 PR middle-end/39804
12045 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
12046 (fold_stmt): ... this and ...
12047 (fold_stmt_inplace): ... this.
12048 (fold_stmt_1): Fold references in calls and asms.
12049 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
12051 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12053 * tree-vrp.c (ssa_name_nonzero_p): Remove.
12054 * tree.h: Remove the prototype for ssa_name_nonzero_p.
12056 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12058 * tree.c (function_args_count): Remove.
12059 * tree.h: Remove the prototype for function_args_count.
12061 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12063 * tree-iterator.c (expr_only): Remove.
12064 * tree.h: Remove the prototype for expr_only.
12066 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12068 * reginfo.c (cannot_change_mode_set_regs): Remove.
12069 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
12071 2009-04-08 Anatoly Sokolov <aesok@post.ru>
12073 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
12074 whether operands 0 and 1 overlaps.
12076 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
12078 PR middle-end/36902
12079 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
12080 pointer. Use warning_at instead of warning.
12081 (search_for_addr_array): Likewise.
12082 (check_array_bounds): Likewise.
12083 (check_all_array_refs): Check that the incoming edge is not in the
12084 list of edges to be removed.
12085 (check_all_array_refs): Avoid the temporal pointer.
12086 (vrp_visit_cond_stmt): Fix typo.
12087 (simplify_switch_using_ranges): Handle the case where the switch
12088 index is an integer constant.
12090 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
12092 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
12094 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12096 * doc/extend.texi, doc/invoke.texi: Fix typos.
12098 2009-04-17 Cary Coutant <ccoutant@google.com>
12100 * tree-flow-inline.h (get_lineno): Fix inverted test.
12102 2009-04-17 Diego Novillo <dnovillo@google.com>
12104 * tree-ssa-pre.c (create_expression_by_pieces): Remove
12105 assertion for AVAIL_OUT.
12107 2009-04-17 Mike Frysinger <vapier@gentoo.org>
12110 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
12111 * config/sh/linux-atomic.asm: Likewise.
12113 2009-04-17 Diego Novillo <dnovillo@google.com>
12115 * except.c (debug_eh_tree): New.
12116 (struct eh_region, struct eh_status): Move ...
12117 * except.h: ... here.
12118 (add_type_for_runtime): Declare extern.
12119 (lookup_type_for_runtime): Likewise.
12120 (debug_eh_tree): Declare.
12121 * Makefile.in (GTFILES): List except.h before except.c
12123 2009-04-17 Diego Novillo <dnovillo@google.com>
12125 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
12126 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
12127 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
12128 (find_vars_r): ... here.
12129 * tree-flow.h (find_referenced_vars_in): Declare.
12130 * tree-ssa-pre.c (create_expression_by_pieces): Assert
12131 that AVAIL_OUT exists for BLOCK.
12132 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
12133 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
12134 (tree-parloops.o): Likewise.
12136 2009-04-17 Simon Baldwin <simonb@google.com>
12138 * toplev.c (default_tree_printer): Add handling for %E format.
12140 2009-04-17 Diego Novillo <dnovillo@google.com>
12142 * tree-pretty-print.c (dump_generic_node): Add break after
12143 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
12144 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
12145 FUNCTION_TYPE together. Call print_struct_decl when printing
12146 structures and TDF_SLIM is not given.
12147 (print_struct_decl): Fix logic for detecting recursion.
12149 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12152 * gcc.c (create_at_file): New.
12153 (compile_input_file_p): New.
12154 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
12155 * main.c (main): Update call to toplev_main.
12156 * toplev.c (toplev_main): Change signature. Call expandargv.
12157 * toplev.h (toplev_main): Change signature.
12159 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12161 * dwarf2out.c (field_byte_offset): Use the type size as the field size
12162 if the latter is not constant.
12164 2009-04-17 David Edelsohn <edelsohn@gnu.org>
12166 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
12168 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12170 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
12171 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
12173 2009-04-17 Richard Guenther <rguenther@suse.de>
12175 * tree-ssa-structalias.c (get_constraint_for_component_ref):
12176 Handle component references view-converting an invariant address.
12178 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
12180 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
12181 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
12182 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
12183 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
12184 Use @deftypevr rather than @deftypevar.
12186 2009-04-17 Richard Guenther <rguenther@suse.de>
12188 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
12189 (get_prop_source_stmt): Likewise.
12190 (can_propagate_from): Likewise.
12192 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
12194 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
12195 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
12196 (--with-multilib-list): Add default value.
12197 * configure: Regenerate.
12198 * Makefile.in (TM_ENDIAN_CONFIG): Define.
12199 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
12200 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
12201 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
12202 Don't add default cpu to multilib list unnecessarily, but do enable
12203 the relevant compiler option..
12204 Add support for --with-multilib-list=<blank> and
12205 --with-multilib-list=!<somelib> to supress unwanted multilibs.
12206 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
12207 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
12208 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
12209 TM_MULTILIB_CONFIG.
12210 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
12211 (MULTILIB_OSDIRNAMES): New variable.
12212 * config/sh/t-1e: Delete file.
12213 * config/sh/t-mlib-sh1: Delete file.
12214 * config/sh/t-mlib-sh2: Delete file.
12215 * config/sh/t-mlib-sh2a: Delete file.
12216 * config/sh/t-mlib-sh2a-nofpu: Delete file.
12217 * config/sh/t-mlib-sh2a-single: Delete file.
12218 * config/sh/t-mlib-sh2a-single-only: Delete file.
12219 * config/sh/t-mlib-sh2e: Delete file.
12220 * config/sh/t-mlib-sh3e: Delete file.
12221 * config/sh/t-mlib-sh4: Delete file.
12222 * config/sh/t-mlib-sh4-nofpu: Delete file.
12223 * config/sh/t-mlib-sh4-single: Delete file.
12224 * config/sh/t-mlib-sh4-single-only: Delete file.
12225 * config/sh/t-mlib-sh4a: Delete file.
12226 * config/sh/t-mlib-sh4a-nofpu: Delete file.
12227 * config/sh/t-mlib-sh4a-single: Delete file.
12228 * config/sh/t-mlib-sh4a-single-only: Delete file.
12229 * config/sh/t-mlib-sh4al: Delete file.
12230 * config/sh/t-mlib-sh5-32media: Delete file.
12231 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
12232 * config/sh/t-mlib-sh5-64media: Delete file.
12233 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
12234 * config/sh/t-mlib-sh5-compact: Delete file.
12235 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
12236 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
12237 * doc/install.texi (Options specification): Add
12238 --with-multilib-list and --with-endian.
12240 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12242 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
12244 (OBJS-common): Add plugin-version.o.
12245 (plugin-version.o): New.
12246 * gcc-plugin.h (plugin_gcc_version): New.
12247 (plugin_default_version_check): New.
12248 (plugin_init_func, plugin_init): Add version argument.
12249 * plugin-version.c: New.
12250 * plugin.c (str_plugin_gcc_version_name): New.
12251 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
12252 pass it to the init function.
12253 (plugin_default_version_check): New.
12255 2009-04-17 Richard Guenther <rguenther@suse.de>
12257 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
12258 for decl-vs-decl disambiguation.
12260 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
12262 * config/s390/s390.h (s390_tune_attr): New macro definition.
12263 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
12265 2009-04-17 Richard Guenther <rguenther@suse.de>
12267 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
12268 (fold_stmt_r): Likewise.
12269 (maybe_fold_reference): New function.
12270 (fold_gimple_assign): Handle cases fold_stmt_r did.
12271 (fold_stmt): Do not use fold_stmt_r.
12272 (fold_stmt_inplace): Likewise.
12274 2009-04-17 Richard Guenther <rguenther@suse.de>
12276 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
12277 (record_equivalences_from_stmt): Remove useless checks and
12279 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
12280 the type is already suitable.
12282 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
12284 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
12286 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
12288 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
12289 (CMPtype): Define as __gcc_CMPtype.
12291 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
12293 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
12294 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
12296 2009-04-17 Richard Guenther <rguenther@suse.de>
12298 PR tree-optimization/39746
12299 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
12300 special-casing for builtins and static variable use/def.
12301 (call_may_clobber_ref_p_1): Likewise.
12303 2009-04-16 Ian Lance Taylor <iant@google.com>
12305 * df.h: Include "timevar.h".
12306 (struct df_problem): Change tv_id field to timevar_id_t.
12307 * tree-pass.h: Include "timevar.h".
12308 (struct opt_pass): Change tv_id field to timevar_id_t.
12309 * timevar.h (timevar_id_t): Define TV_NONE.
12310 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
12311 TV_NONE rather than tv_id != 0.
12312 (execute_one_pass): Likewise.
12313 * Makefile.in (DF_H): Add $(TIMEVAR_H).
12314 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
12315 dependencies to $(TREE_PASS_H).
12316 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
12318 (pass_branch_target_load_optimize2): Likewise.
12319 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
12320 (pass_outof_cfg_layout_mode): Likewise.
12321 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
12322 (pass_rebuild_cgraph_edges): Likewise.
12323 (pass_remove_cgraph_callee_edges): Likewise.
12324 * df-core.c (pass_df_initialize_opt): Likewise.
12325 (pass_df_initialize_no_opt): Likewise.
12326 (pass_df_finish): Likewise.
12327 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
12328 * except.c (pass_set_nothrow_function_flags): Likewise.
12329 (pass_convert_to_eh_region_ranges): Likewise.
12330 * final.c (pass_compute_alignments): Likewise.
12331 * function.c (pass_instantiate_virtual_regs): Likewise.
12332 (pass_init_function): Likewise.
12333 (pass_leaf_regs): Likewise.
12334 (pass_match_asm_constraints): Likewise.
12335 * gimple-low.c (pass_lower_cf): Likewise.
12336 (pass_mark_used_blocks): Likewise.
12337 * init-regs.c (pass_initialize_regs): Likewise.
12338 * integrate.c (pass_initial_value_sets): Likewise.
12339 * ira.c (pass_ira): Likewise.
12340 * jump.c (pass_cleanup_barriers): Likewise.
12341 * omp-low.c (pass_expand_omp): Likewise.
12342 (pass_lower_omp): Likewise.
12343 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
12344 * recog.c (pass_split_all_insns): Likewise.
12345 (pass_split_after_reload): Likewise.
12346 (pass_split_before_regstack): Likewise.
12347 (pass_split_before_sched2): Likewise.
12348 (pass_split_for_shorten_branches): Likewise.
12349 * reginfo.c (pass_reginfo_init): Likewise.
12350 (pass_subregs_of_mode_init): Likewise.
12351 (pass_subregs_of_mode_finish): Likewise.
12352 * passes.c (pass_postreload): Likewise.
12353 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
12354 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
12355 (pass_warn_function_return): Likewise.
12356 (pass_warn_function_noreturn): Likewise.
12357 * tree-complex.c (pass_lower_complex): Likewise.
12358 (pass_lower_complex_O0): Likewise.
12359 * tree-if-conv.c (pass_if_conversion): Likewise.
12360 * tree-into-ssa.c (pass_build_ssa): Likewise.
12361 * tree-mudflap.c (pass_mudflap_1): Likewise.
12362 (pass_mudflap_2): Likewise.
12363 * tree-nomudflap.c (pass_mudflap_1): Likewise.
12364 (pass_mudflap_2): Likewise.
12365 * tree-nrv.c (pass_return_slot): Likewise.
12366 * tree-object-size.c (pass_object_sizes): Likewise.
12367 * tree-optimize.c (pass_all_optimizations): Likewise.
12368 (pass_early_local_passes): Likewise.
12369 (pass_all_early_optimizations): Likewise.
12370 (pass_cleanup_cfg): Likewise.
12371 (pass_cleanup_cfg_post_optimizing): Likewise.
12372 (pass_free_datastructures): Likewise.
12373 (pass_free_cfg_annotations): Likewise.
12374 (pass_fixup_cfg): Likewise.
12375 (pass_init_datastructures): Likewise.
12376 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
12377 (pass_late_warn_uninitialized): Likewise.
12378 (pass_update_address_taken): Likewise.
12379 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
12380 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
12381 (pass_cse_sincos): Likewise.
12382 (pass_convert_to_rsqrt): Likewise.
12383 * tree-ssa-structalias.c (pass_build_alias): Likewise.
12384 * tree-stdarg.c (pass_stdarg): Likewise.
12385 * tree-tailcall.c (pass_tail_recursion): Likewise.
12386 (pass_tail_calls): Likewise.
12387 * tree-vect-generic.c (pass_lower_vector): Likewise.
12388 (pass_lower_vector_ssa): Likewise.
12389 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
12391 2009-04-16 Joseph Myers <joseph@codesourcery.com>
12393 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
12395 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
12397 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
12398 logical and signext.
12400 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
12403 * config/sh/predicates.md (arith_operand): Check if the operand
12404 of TRUNCATE is a REG.
12406 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12408 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12409 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12411 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12413 * tree-iterator.c (tsi_split_statement_list_after,
12414 tsi_split_statement_list_before): Remove.
12415 * tree-iterator.h: Remove the prototypes for
12416 tsi_split_statement_list_after and tsi_split_statement_list_before.
12418 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12420 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
12421 * tree-ssa-propagate.h: Remove the prototype for
12422 stmt_makes_single_load.
12424 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12426 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
12427 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
12429 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12431 * tree-iterator.c (EXPR_LAST_BODY): Remove.
12433 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12435 * except.c (eh_region_outer_p): Remove.
12436 * except.h: Remove the prototype for eh_region_outer_p.
12438 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12440 * function.c (current_function_assembler_name): Remove.
12441 * function.h: Remove the prototype for
12442 current_function_assembler_name.
12444 2009-04-16 Ian Lance Taylor <iant@google.com>
12446 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
12447 (add_reg_note): Call alloc_reg_note.
12448 * rtl.h (alloc_reg_note): Declare.
12449 * combine.c (try_combine): Use alloc_reg_note.
12450 (recog_for_combine, move_deaths): Likewise.
12451 (distribute_notes): Use alloc_reg_note and add_reg_note.
12452 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
12453 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
12454 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
12456 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
12458 PR rtl-optimization/39762
12459 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
12460 ira_may_move_out_cost): Add comments about way of their usage.
12461 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
12463 * ira-conflicts.c (process_regs_for_copy): Use function
12464 ira_get_register_move_cost instead of global
12465 ira_register_move_cost.
12467 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
12468 color_pass, move_spill_restore, update_curr_costs): Ditto.
12470 * ira-lives.c (process_single_reg_class_operands): Ditto.
12472 * ira-emit.c (emit_move_list): Ditto.
12474 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
12475 (record_reg_classes): Ditto. Use functions
12476 ira_get_register_move_cost and ira_get_may_move_cost instead of
12477 global vars ira_register_move_cost, ira_may_move_out_cost and
12478 ira_may_move_in_cost.
12479 (record_address_regs): Don't call ira_init_register_move_cost.
12480 Use function ira_get_may_move_cost instead of global
12481 ira_may_move_in_cost.
12482 (process_bb_node_for_hard_reg_moves): Use function
12483 ira_get_register_move_cost instead of global ira_register_move_cost.
12484 (ira_costs): Don't call ira_init_register_move_cost.
12486 2009-04-16 Richard Guenther <rguenther@suse.de>
12488 * tree-cfg.c (verify_gimple_assign_binary):
12489 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
12490 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
12491 (create_general_new_stmt): Note that this function is broken.
12493 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12495 * common.opt (fhelp): Add Var(help_flag).
12496 * gcc-plugin.h (plugin_info): Add help.
12497 * plugin.c (plugin_name_args): Add help.
12498 (register_plugin_info): Set plugin->help.
12499 (print_help_one_plugin): New.
12500 (print_plugins_help): New.
12501 * plugin.h (print_plugins_help): New.
12502 * toplev.c (toplev_main): Call print_plugins_help if needed.
12504 2009-04-16 Richard Guenther <rguenther@suse.de>
12506 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
12507 (gimple_ior_addresses_taken_1): New function.
12508 (gimple_ior_addresses_taken): Likewise.
12509 * gimple.h (struct gimple_statement_with_ops_base): Remove
12510 addresses_taken member.
12511 (gimple_ior_addresses_taken): Declare.
12512 (gimple_addresses_taken, gimple_addresses_taken_ptr,
12513 gimple_set_addresses_taken): Remove.
12514 * ipa-reference.c (mark_address): New function.
12515 (scan_stmt_for_static_refs): Use it for marking addresses taken.
12516 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
12517 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
12518 (gimple_add_to_addresses_taken): Remove.
12519 (get_tmr_operands): Call mark_address_taken.
12520 (get_asm_expr_operands): Likewise.
12521 (get_expr_operands): Likewise.
12522 (build_ssa_operands): Do not clear the addresses_taken bitmap.
12523 (free_stmt_operands): Do not free it.
12524 * tree-ssa.c (delete_tree_ssa): Likewise.
12525 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
12527 2009-04-16 Richard Guenther <rguenther@suse.de>
12529 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
12530 (walk_stmt_load_store_ops): Likewise.
12531 * gimple.c (get_base_loadstore): New function.
12532 (walk_stmt_load_store_addr_ops): Likewise.
12533 (walk_stmt_load_store_ops): Likewise.
12534 * ipa-pure-const.c (check_op): Simplify.
12535 (check_load, check_store): New functions.
12536 (check_stmt): Use walk_stmt_load_store_ops.
12537 * ipa-reference.c (mark_load): Adjust signature.
12538 (mark_store): Likewise.
12539 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
12541 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12543 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
12544 (plugin_info): New.
12545 * opts.c (common_handle_option): Don't call print_version.
12546 * plugin.c (plugin_name_args): Add version.
12547 (register_plugin_info): New.
12548 (register_callback): Handle PLUGIN_INFO.
12549 (try_init_one_plugin): New.
12550 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
12552 (finalize_one_plugin): New.
12553 (finalize_plugins): New.
12554 (print_one_plugin): New.
12555 (print_plugins_versions): New.
12556 * plugin.h (print_plugins_versions): New.
12557 (finalize_plugins): New.
12558 * toplev.c (compile_file): Don't call initialize_plugins.
12559 (print_version): Call print_plugins_versions.
12560 (toplev_main): Call initialize_plugins. Print version if needed.
12561 Call finalize_plugins.
12563 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12565 * common.opt (fversion): New.
12566 * gcc.c (print_version): New.
12567 (process_command): Don't print the version. Just set print_version.
12568 (main): Print version. Call subprocesses if print_version and
12569 verbose_flag are set.
12570 * opts.c (common_handle_option): Handle OPT_fversion.
12572 2009-04-16 Richard Guenther <rguenther@suse.de>
12573 Ira Rosen <irar@il.ibm.com>
12575 PR tree-optimization/39698
12576 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
12577 type of the reduction variable. Only generate the def if
12580 * omp-low.c (expand_omp_for_generic): When converting to a pointer
12581 make sure to first convert to an integer of the same precision.
12582 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
12583 the type of the evolution correctly in computing the new
12584 induction variable base.
12586 2009-04-16 Richard Guenther <rguenther@suse.de>
12588 PR middle-end/39625
12589 * tree-cfg.c (make_blocks): Split statements with to-be
12590 abnormal SSA names on the lhs.
12592 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
12594 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
12595 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
12596 * c-typeck.c (really_start_incremental_init): Likewise.
12597 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
12598 (TARGET_INITIALIZER): Remove it.
12599 * target.h (struct target): Remove vector_opaque_p.
12600 * tree.c (build_opaque_vector_type): New.
12601 * tree.h (TYPE_VECTOR_OPAQUE): New.
12602 (build_opaque_vector_type): Declare.
12603 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
12604 * config/rs6000/rs6000.c (build_opaque_vector_type,
12605 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
12606 (rs6000_init_builtins): Use build_opaque_vector_type for
12607 opaque_V4SI_type_node.
12609 2009-04-15 Catherine Moore <clm@codesourcery.com>
12611 * debug.h (set_name): Declare.
12612 * dwarf2out.c (dwarf2out_set_name): Declare.
12613 (dwarf2_debug_hooks): Add set_name.
12614 (find_AT_string): New.
12615 (add_AT_string): Call find_AT_string.
12616 (dwarf2out_set_name): New.
12617 * cp/decl.c (grokdeclarator): Call set_name.
12618 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
12619 * debug.c (do_nothing_debug_hooks): Likewise.
12620 * dbxout.c (dbx_debug_hooks): Likewise.
12621 * sdbout.c (sdb_debug_hooks): Likewise.
12623 2009-04-15 Michael Eager <eager@eagercon.com>
12625 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
12626 reg for single-precision FPU.
12627 * config/rs6000/rs6000.md (movsi_internal1): Only for
12628 !TARGET_SINGLE_FPU.
12629 (movsi_internal1_single): New. Add pattern to move SI values to/from
12630 single-precision FP regs.
12632 2009-04-15 Richard Guenther <rguenther@suse.de>
12634 * omp-low.c (lower_rec_input_clauses): Build correct address
12636 (expand_omp_for_generic): Fix multiplication type.
12637 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
12638 (generate_memset_zero): Fix types.
12639 * tree-profile.c (prepare_instrumented_value): Correctly
12642 2009-04-15 Ian Lance Taylor <iant@google.com>
12644 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
12645 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
12646 for -Wall and for -Wc++-compat.
12647 (c_common_post_options): For C++, set warn_enum_compare if not
12649 * c-tree.h (struct c_expr): Add field original_type.
12650 (build_external_ref): Update declaration.
12651 * c-parser.c (c_parser_braced_init): Set original_type.
12652 (c_parser_initelt): Likewise.
12653 (c_parser_expr_no_commas): Likewise.
12654 (c_parser_conditional_expression): Likewise.
12655 (c_parser_cast_expression): Likewise.
12656 (c_parser_unary_expression): Likewise. Pull setting of
12657 original_code to top of function.
12658 (c_parser_sizeof_expression): Set original_type.
12659 (c_parser_alignof_expression): Likewise.
12660 (c_parser_postfix_expression): Likewise. Pull setting of
12661 original_code to top of function.
12662 (c_parser_postfix_expression_after_paren_type): Set original_type.
12663 (c_parser_postfix_expression_after_primary): Likewise.
12664 (c_parser_expression): Likewise.
12665 * c-typeck.c (build_external_ref): Add type parameter. Change all
12667 (c_expr_sizeof_expr): Set original_type field.
12668 (parser_build_unary_op): Likewise.
12669 (parser_build_binary_op): Likewise. Optionally warn about
12670 comparisons of enums of different types.
12671 (digest_init): Set original_type field.
12672 (really_start_incremental_init): Likewise.
12673 (push_init_level, pop_init_level): Likewise.
12674 * doc/invoke.texi (Warning Options): -Wenum-compare now
12677 2009-04-15 Richard Guenther <rguenther@suse.de>
12679 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
12680 out a necessary conversion.
12681 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
12682 names we didn't value number.
12683 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
12685 2009-04-15 Richard Guenther <rguenther@suse.de>
12687 PR tree-optimization/39764
12688 * tree-ssa-ccp.c (get_value): Canonicalize value with
12689 canonicalize_float_value.
12691 2009-04-15 Jan Hubicka <jh@suse.cz>
12693 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
12694 Wrong version of patch.
12696 2009-04-15 Jan Hubicka <jh@suse.cz>
12698 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
12700 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
12702 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
12703 our distinct integral and vector types.
12705 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
12707 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
12708 * init.c (build_vtbl_address): Remove call to assemble_external.
12710 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
12712 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
12713 output for other floating point modes.
12715 2009-04-14 Diego Novillo <dnovillo@google.com>
12717 * diagnostic.c (diagnostic_report_diagnostic): Do not
12718 warn about loaded plugins for DK_ERROR and DK_WARNING.
12719 * c-decl.c (declspecs_add_type): Move call to
12720 invoke_plugin_callbacks ...
12721 * c-parser.c (c_parser_declspecs): ... here.
12722 * plugin.c (dump_active_plugins): Tidy output.
12724 2009-04-14 Diego Novillo <dnovillo@google.com>
12725 Le-Chun Wu <lcwu@google.com>
12727 * configure.ac: Add --enable-plugin support.
12728 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
12729 * Makefile.in (PLUGIN_H): Define.
12730 Export ENABLE_PLUGIN and GMPINC to site.exp.
12731 Add PLUGINLIBS to link command.
12732 Add/modify dependencies for plugin.o and files including plugin.h.
12734 * config.in: Regenerate.
12736 * opts.c (common_handle_option): Handle OPT_fplugin_ and
12739 2009-04-14 Le-Chun Wu <lcwu@google.com>
12741 * tree-pass.h (register_one_dump_file): Add a prototype for
12742 register_one_dump_file.
12743 * toplev.c (compile_file): Call initialize_plugins.
12744 (do_compile): Call invoke_plugin_callbacks.
12745 (toplev_main): Call invoke_plugin_callbacks.
12746 * common.opt: Add -fplugin= and -fplugin-arg-.
12747 * gcc-plugin.h: New public header file for plugins to include.
12748 * plugin.c: New source file.
12749 * plugin.h: New internal header file.
12750 * passes.c (register_one_dump_file): Make it external.
12752 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
12754 2009-04-14 Diego Novillo <dnovillo@google.com>
12756 * doc/plugins.texi: New.
12757 * doc/gccint.texi: Add reference to Plugins chapter.
12758 * doc/invoke.texi: Document -fplugin and -fplugin-arg
12759 * diagnostic.c (diagnostic_report_diagnostic): Warn about
12760 loaded plugins, if any.
12761 * timevar.def (TV_PLUGIN_INIT): Define.
12762 (TV_PLUGIN_RUN): Define.
12763 * plugin.c: Include timevar.h
12764 (plugins_active_p): New.
12765 (dump_active_plugins): New.
12766 (debug_active_plugins): New.
12768 2009-04-14 Joseph Myers <joseph@codesourcery.com>
12770 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
12772 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
12774 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
12776 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
12777 the same as a minus without a shift.
12779 2009-04-14 Nick Clifton <nickc@redhat.com>
12781 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
12782 comparisons with small integers will always produce a short
12785 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
12788 2008-12-19 Diego Novillo <dnovillo@google.com>
12790 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
12792 2009-04-14 Richard Guenther <rguenther@suse.de>
12794 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
12796 (verify_gimple_assign_binary): Likewise. Handle shifts and
12798 (verify_gimple_phi): Print the mismatched argument position.
12799 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12801 (vect_update_init_of_dr): Likewise.
12802 * matrix-reorg.c (transform_access_sites): Do what the
12804 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
12806 2009-04-13 Michael Eager <eager@eagercon.com>
12808 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
12809 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
12810 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
12811 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
12812 remove duplicate config
12814 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12816 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
12817 file_name:line_number type locator of the call site.
12819 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
12821 * genautomata.c: Put blank after comma.
12822 (automaton_decls): New.
12823 (struct unit_usage): Add comments to member next.
12824 (store_alt_unit_usage): Keep the list ordered.
12825 (unit_present_on_list_p, equal_alternatives_p): New.
12826 (check_regexp_units_distribution): Check units distribution
12827 correctness correctly.
12828 (main): Don't write automata if error is found. Return correct
12831 * config/m68k/cf.md (cfv4_ds): Remove.
12832 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
12833 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
12835 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
12836 power4-load-ext, power4-store, power4-store-update,
12837 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
12838 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
12839 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
12840 power4-sqrt, power4-isync): Modify reservation to make correct
12841 unit distribution to automata.
12843 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
12844 power5-store-update, power5-two, power5-three, power5-lmul,
12845 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
12847 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
12849 * except.c (pass_set_nothrow_function_flags): Set name and add
12851 (set_nothrow_function_flags): Mention in the dump file when
12852 changing a function to nothrow.
12854 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
12857 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
12858 instead of unsigned long.
12860 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12862 * config/arm/arm.c (return_used_this_function): Remove.
12863 (arm_output_function_prologue): Remove use of
12864 return_used_this_function.
12865 (output_return_instruction): Replace use of
12866 return_used_this_function
12867 by cfun->machine->return_used_this_function.
12868 (arm_output_epilogue): Likewise.
12869 (arm_output_function_epilogue): Likewise.
12870 (thumb_unexpanded_epilogue): Likewise.
12871 * config/arm/arm.h (struct machine_function):
12872 New member return_used_this_function.
12874 2009-04-12 Mark Mitchell <mark@codesourcery.com>
12876 * doc/install.texi: Correct description of default directory for
12877 --with-gxx-include-dir.
12879 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
12881 * fold-const.c (build_range_check): Properly deal with enumeral and
12882 boolean base types.
12884 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
12886 * doc/invoke.texi (max_gcse_passes): Remove documentation.
12887 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
12888 * params.h (MAX_GCSE_PASSES): Remove.
12889 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
12890 in sequence. Remove ability to run multiple passes.
12891 (bypass_jumps): Report run as third CPROP pass.
12893 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
12895 PR middle-end/39651
12896 * except.c (can_throw_external): Look at each insn in a SEQUENCE
12897 when deciding whether the whole SEQUENCE can throw.
12899 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
12902 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
12903 offseted label references.
12905 2009-04-11 Jan Hubicka <jh@suse.cz>
12907 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
12909 2009-04-11 Richard Guenther <rguenther@suse.de>
12911 PR middle-end/39732
12912 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
12913 return variables as TREE_ADDRESSABLE.
12915 2009-04-11 Richard Guenther <rguenther@suse.de>
12917 PR tree-optimization/39713
12918 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
12919 reference trees have SSA_NAME operands.
12921 2009-04-11 Richard Guenther <rguenther@suse.de>
12924 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
12925 address expressions.
12927 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
12929 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
12930 match changes in Cygwin 1.7
12931 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
12932 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
12934 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12936 PR tree-optimization/39701
12937 * doc/invoke.texi (Optimization Options): Document change in
12938 meaning and initialization of -fdelete-null-pointer-checks.
12940 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12942 PR middle-end/39701
12943 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
12945 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
12948 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
12950 2009-04-10 Chao-ying Fu <fu@mips.com>
12952 * doc/tm.texi (Instruction Output): Document
12953 TARGET_ASM_FINAL_POSTSCAN_INSN.
12954 * target.h (final_postscan_insn): New field in asm_out.
12955 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12956 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
12957 * final.c (final_scan_insn): Call
12958 targetm.asm_out.final_postscan_insn after outputting
12959 an asm macro and a normal instruction.
12961 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
12962 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
12963 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
12964 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
12965 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12967 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12969 PR middle-end/39701
12970 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
12971 variables as non-NULL even with -fdelete-null-pointer-checks.
12973 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12975 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
12977 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
12980 * config/i386/i386.c (classify_argument): Handle SCmode with
12981 (bit_offset % 64) != 0.
12983 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
12985 * doc/invoke.texi (Optimize Options): Add cross-reference to
12986 -Q --help=optimizers examples.
12988 2009-04-10 Ben Elliston <bje@au.ibm.com>
12991 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
12992 regalign for the reg == fpr and TDmode case.
12994 2009-04-09 David Ayers <ayers@fsfe.org>
12997 * objc/objc-act.c (warn_with_method): Remove helper function.
12998 (check_duplicates): Call warning and inform directly.
12999 (really_start_method): Likewise.
13001 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13003 * expmed.c (expand_divmod): Always use a comparison for a division
13004 by a large unsigned integer.
13006 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
13007 for things others than variables or functions as nonzero.
13009 2009-04-09 Nick Clifton <nickc@redhat.com>
13011 * unwind-compat.c: Change copyright header to refer to version
13012 3 of the GNU General Public License with version 3.1 of the
13013 GCC Runtime Library Exception and to point readers at the
13014 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
13015 * config/alpha/crtfastmath.c: Likewise.
13016 * config/alpha/linux-unwind.h: Likewise.
13017 * config/alpha/qrnnd.asm: Likewise.
13018 * config/alpha/vms-crt0-64.c: Likewise.
13019 * config/alpha/vms-crt0.c: Likewise.
13020 * config/alpha/vms-dwarf2.asm: Likewise.
13021 * config/alpha/vms-dwarf2eh.asm: Likewise.
13022 * config/alpha/vms-psxcrt0-64.c: Likewise.
13023 * config/alpha/vms-psxcrt0.c: Likewise.
13024 * config/alpha/vms_tramp.asm: Likewise.
13025 * config/arc/initfini.c: Likewise.
13026 * config/arc/lib1funcs.asm: Likewise.
13027 * config/arm/bpabi-v6m.S: Likewise.
13028 * config/arm/bpabi.S: Likewise.
13029 * config/arm/bpabi.c: Likewise.
13030 * config/arm/crti.asm: Likewise.
13031 * config/arm/crtn.asm: Likewise.
13032 * config/arm/ieee754-df.S: Likewise.
13033 * config/arm/ieee754-sf.S: Likewise.
13034 * config/arm/lib1funcs.asm: Likewise.
13035 * config/arm/libunwind.S: Likewise.
13036 * config/arm/linux-atomic.c: Likewise.
13037 * config/arm/mmintrin.h: Likewise.
13038 * config/arm/pr-support.c: Likewise.
13039 * config/arm/unaligned-funcs.c: Likewise.
13040 * config/arm/unwind-arm.c: Likewise.
13041 * config/arm/unwind-arm.h: Likewise.
13042 * config/avr/libgcc.S: Likewise.
13043 * config/bfin/crti.s: Likewise.
13044 * config/bfin/crtlibid.s: Likewise.
13045 * config/bfin/crtn.s: Likewise.
13046 * config/bfin/lib1funcs.asm: Likewise.
13047 * config/bfin/linux-unwind.h: Likewise.
13048 * config/cris/arit.c: Likewise.
13049 * config/cris/cris_abi_symbol.c: Likewise.
13050 * config/darwin-64.c: Likewise.
13051 * config/darwin-crt2.c: Likewise.
13052 * config/darwin-crt3.c: Likewise.
13053 * config/darwin.h: Likewise.
13054 * config/dbxelf.h: Likewise.
13055 * config/dfp-bit.c: Likewise.
13056 * config/dfp-bit.h: Likewise.
13057 * config/elfos.h: Likewise.
13058 * config/fixed-bit.c: Likewise.
13059 * config/fixed-bit.h: Likewise.
13060 * config/fp-bit.c: Likewise.
13061 * config/fp-bit.h: Likewise.
13062 * config/fr30/crti.asm: Likewise.
13063 * config/fr30/crtn.asm: Likewise.
13064 * config/fr30/lib1funcs.asm: Likewise.
13065 * config/freebsd-spec.h: Likewise.
13066 * config/frv/cmovd.c: Likewise.
13067 * config/frv/cmovh.c: Likewise.
13068 * config/frv/cmovw.c: Likewise.
13069 * config/frv/frvbegin.c: Likewise.
13070 * config/frv/frvend.c: Likewise.
13071 * config/frv/lib1funcs.asm: Likewise.
13072 * config/glibc-stdint.h: Likewise.
13073 * config/h8300/clzhi2.c: Likewise.
13074 * config/h8300/crti.asm: Likewise.
13075 * config/h8300/crtn.asm: Likewise.
13076 * config/h8300/ctzhi2.c: Likewise.
13077 * config/h8300/fixunssfsi.c: Likewise.
13078 * config/h8300/lib1funcs.asm: Likewise.
13079 * config/h8300/parityhi2.c: Likewise.
13080 * config/h8300/popcounthi2.c: Likewise.
13081 * config/i386/ammintrin.h: Likewise.
13082 * config/i386/att.h: Likewise.
13083 * config/i386/avxintrin.h: Likewise.
13084 * config/i386/biarch64.h: Likewise.
13085 * config/i386/bmmintrin.h: Likewise.
13086 * config/i386/cpuid.h: Likewise.
13087 * config/i386/cross-stdarg.h: Likewise.
13088 * config/i386/crtfastmath.c: Likewise.
13089 * config/i386/crtprec.c: Likewise.
13090 * config/i386/cygming-crtbegin.c: Likewise.
13091 * config/i386/cygming-crtend.c: Likewise.
13092 * config/i386/cygwin.asm: Likewise.
13093 * config/i386/emmintrin.h: Likewise.
13094 * config/i386/gmm_malloc.h: Likewise.
13095 * config/i386/gthr-win32.c: Likewise.
13096 * config/i386/i386.h: Likewise.
13097 * config/i386/immintrin.h: Likewise.
13098 * config/i386/linux-unwind.h: Likewise.
13099 * config/i386/linux64.h: Likewise.
13100 * config/i386/mm3dnow.h: Likewise.
13101 * config/i386/mmintrin-common.h: Likewise.
13102 * config/i386/mmintrin.h: Likewise.
13103 * config/i386/nmmintrin.h: Likewise.
13104 * config/i386/pmm_malloc.h: Likewise.
13105 * config/i386/pmmintrin.h: Likewise.
13106 * config/i386/smmintrin.h: Likewise.
13107 * config/i386/sol2-c1.asm: Likewise.
13108 * config/i386/sol2-ci.asm: Likewise.
13109 * config/i386/sol2-cn.asm: Likewise.
13110 * config/i386/sol2-gc1.asm: Likewise.
13111 * config/i386/tmmintrin.h: Likewise.
13112 * config/i386/unix.h: Likewise.
13113 * config/i386/w32-unwind.h: Likewise.
13114 * config/i386/wmmintrin.h: Likewise.
13115 * config/i386/x86-64.h: Likewise.
13116 * config/i386/x86intrin.h: Likewise.
13117 * config/i386/xmmintrin.h: Likewise.
13118 * config/ia64/crtbegin.asm: Likewise.
13119 * config/ia64/crtend.asm: Likewise.
13120 * config/ia64/crtfastmath.c: Likewise.
13121 * config/ia64/crti.asm: Likewise.
13122 * config/ia64/crtn.asm: Likewise.
13123 * config/ia64/fde-glibc.c: Likewise.
13124 * config/ia64/lib1funcs.asm: Likewise.
13125 * config/ia64/linux-unwind.h: Likewise.
13126 * config/ia64/quadlib.c: Likewise.
13127 * config/ia64/unwind-ia64.c: Likewise.
13128 * config/linux.h: Likewise.
13129 * config/m32c/m32c-lib1.S: Likewise.
13130 * config/m32c/m32c-lib2-trapv.c: Likewise.
13131 * config/m32c/m32c-lib2.c: Likewise.
13132 * config/m32r/initfini.c: Likewise.
13133 * config/m68hc11/larith.asm: Likewise.
13134 * config/m68hc11/m68hc11-crt0.S: Likewise.
13135 * config/m68k/cf.md: Likewise.
13136 * config/m68k/crti.s: Likewise.
13137 * config/m68k/crtn.s: Likewise.
13138 * config/m68k/lb1sf68.asm: Likewise.
13139 * config/m68k/linux-unwind.h: Likewise.
13140 * config/mcore/crti.asm: Likewise.
13141 * config/mcore/crtn.asm: Likewise.
13142 * config/mcore/lib1.asm: Likewise.
13143 * config/mips/linux-unwind.h: Likewise.
13144 * config/mips/loongson.h: Likewise.
13145 * config/mips/mips16.S: Likewise.
13146 * config/mmix/crti.asm: Likewise.
13147 * config/mmix/crtn.asm: Likewise.
13148 * config/pa/fptr.c: Likewise.
13149 * config/pa/hpux-unwind.h: Likewise.
13150 * config/pa/lib2funcs.asm: Likewise.
13151 * config/pa/linux-atomic.c: Likewise.
13152 * config/pa/linux-unwind.h: Likewise.
13153 * config/pa/milli64.S: Likewise.
13154 * config/pa/quadlib.c: Likewise.
13155 * config/pa/stublib.c: Likewise.
13156 * config/picochip/libgccExtras/adddi3.asm: Likewise.
13157 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
13158 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
13159 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
13160 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
13161 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
13162 * config/picochip/libgccExtras/divmod15.asm: Likewise.
13163 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
13164 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
13165 * config/picochip/libgccExtras/longjmp.asm: Likewise.
13166 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
13167 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
13168 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
13169 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
13170 * config/picochip/libgccExtras/setjmp.asm: Likewise.
13171 * config/picochip/libgccExtras/subdi3.asm: Likewise.
13172 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
13173 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
13174 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
13175 * config/rs6000/750cl.h: Likewise.
13176 * config/rs6000/altivec.h: Likewise.
13177 * config/rs6000/biarch64.h: Likewise.
13178 * config/rs6000/crtresfpr.asm: Likewise.
13179 * config/rs6000/crtresgpr.asm: Likewise.
13180 * config/rs6000/crtresxfpr.asm: Likewise.
13181 * config/rs6000/crtresxgpr.asm: Likewise.
13182 * config/rs6000/crtsavfpr.asm: Likewise.
13183 * config/rs6000/crtsavgpr.asm: Likewise.
13184 * config/rs6000/darwin-asm.h: Likewise.
13185 * config/rs6000/darwin-fallback.c: Likewise.
13186 * config/rs6000/darwin-fpsave.asm: Likewise.
13187 * config/rs6000/darwin-ldouble.c: Likewise.
13188 * config/rs6000/darwin-tramp.asm: Likewise.
13189 * config/rs6000/darwin-unwind.h: Likewise.
13190 * config/rs6000/darwin-vecsave.asm: Likewise.
13191 * config/rs6000/darwin-world.asm: Likewise.
13192 * config/rs6000/e500crtres32gpr.asm: Likewise.
13193 * config/rs6000/e500crtres64gpr.asm: Likewise.
13194 * config/rs6000/e500crtres64gprctr.asm: Likewise.
13195 * config/rs6000/e500crtrest32gpr.asm: Likewise.
13196 * config/rs6000/e500crtrest64gpr.asm: Likewise.
13197 * config/rs6000/e500crtresx32gpr.asm: Likewise.
13198 * config/rs6000/e500crtresx64gpr.asm: Likewise.
13199 * config/rs6000/e500crtsav32gpr.asm: Likewise.
13200 * config/rs6000/e500crtsav64gpr.asm: Likewise.
13201 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
13202 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
13203 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
13204 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
13205 * config/rs6000/eabi-ci.asm: Likewise.
13206 * config/rs6000/eabi-cn.asm: Likewise.
13207 * config/rs6000/eabi.asm: Likewise.
13208 * config/rs6000/linux-unwind.h: Likewise.
13209 * config/rs6000/linux64.h: Likewise.
13210 * config/rs6000/paired.h: Likewise.
13211 * config/rs6000/paired.md: Likewise.
13212 * config/rs6000/ppc64-fp.c: Likewise.
13213 * config/rs6000/ppu_intrinsics.h: Likewise.
13214 * config/rs6000/rs6000.h: Likewise.
13215 * config/rs6000/si2vmx.h: Likewise.
13216 * config/rs6000/sol-ci.asm: Likewise.
13217 * config/rs6000/sol-cn.asm: Likewise.
13218 * config/rs6000/spe.h: Likewise.
13219 * config/rs6000/spu2vmx.h: Likewise.
13220 * config/rs6000/sysv4.h: Likewise.
13221 * config/rs6000/tramp.asm: Likewise.
13222 * config/rs6000/vec_types.h: Likewise.
13223 * config/s390/linux-unwind.h: Likewise.
13224 * config/s390/tpf-unwind.h: Likewise.
13225 * config/score/crti.asm: Likewise.
13226 * config/score/crtn.asm: Likewise.
13227 * config/sh/crt1.asm: Likewise.
13228 * config/sh/crti.asm: Likewise.
13229 * config/sh/crtn.asm: Likewise.
13230 * config/sh/divtab-sh4-300.c: Likewise.
13231 * config/sh/divtab-sh4.c: Likewise.
13232 * config/sh/divtab.c: Likewise.
13233 * config/sh/lib1funcs-4-300.asm: Likewise.
13234 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
13235 * config/sh/lib1funcs.asm: Likewise.
13236 * config/sh/lib1funcs.h: Likewise.
13237 * config/sh/linux-atomic.asm: Likewise.
13238 * config/sh/linux-unwind.h: Likewise.
13239 * config/sh/shmedia.h: Likewise.
13240 * config/sh/sshmedia.h: Likewise.
13241 * config/sh/ushmedia.h: Likewise.
13242 * config/sparc/crtfastmath.c: Likewise.
13243 * config/sparc/linux-unwind.h: Likewise.
13244 * config/sparc/sol2-c1.asm: Likewise.
13245 * config/sparc/sol2-ci.asm: Likewise.
13246 * config/sparc/sol2-cn.asm: Likewise.
13247 * config/spu/divmodti4.c: Likewise.
13248 * config/spu/divv2df3.c: Likewise.
13249 * config/spu/float_disf.c: Likewise.
13250 * config/spu/float_unsdidf.c: Likewise.
13251 * config/spu/float_unsdisf.c: Likewise.
13252 * config/spu/float_unssidf.c: Likewise.
13253 * config/spu/mfc_multi_tag_release.c: Likewise.
13254 * config/spu/mfc_multi_tag_reserve.c: Likewise.
13255 * config/spu/mfc_tag_release.c: Likewise.
13256 * config/spu/mfc_tag_reserve.c: Likewise.
13257 * config/spu/mfc_tag_table.c: Likewise.
13258 * config/spu/multi3.c: Likewise.
13259 * config/spu/spu_internals.h: Likewise.
13260 * config/spu/spu_intrinsics.h: Likewise.
13261 * config/spu/spu_mfcio.h: Likewise.
13262 * config/spu/vec_types.h: Likewise.
13263 * config/spu/vmx2spu.h: Likewise.
13264 * config/stormy16/stormy16-lib2.c: Likewise.
13265 * config/svr4.h: Likewise.
13266 * config/sync.c: Likewise.
13267 * config/v850/lib1funcs.asm: Likewise.
13268 * config/vxlib-tls.c: Likewise.
13269 * config/vxlib.c: Likewise.
13270 * config/vxworks-dummy.h: Likewise.
13271 * config/xtensa/crti.asm: Likewise.
13272 * config/xtensa/crtn.asm: Likewise.
13273 * config/xtensa/ieee754-df.S: Likewise.
13274 * config/xtensa/ieee754-sf.S: Likewise.
13275 * config/xtensa/lib1funcs.asm: Likewise.
13276 * config/xtensa/lib2funcs.S: Likewise.
13277 * config/xtensa/linux-unwind.h: Likewise.
13278 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
13279 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
13280 * coretypes.h: Likewise.
13281 * crtstuff.c: Likewise.
13282 * defaults.h: Likewise.
13283 * dwarf2.h: Likewise.
13284 * emutls.c: Likewise.
13285 * gbl-ctors.h: Likewise.
13286 * gcov-io.h: Likewise.
13287 * ginclude/float.h: Likewise.
13288 * ginclude/iso646.h: Likewise.
13289 * ginclude/stdarg.h: Likewise.
13290 * ginclude/stdbool.h: Likewise.
13291 * ginclude/stddef.h: Likewise.
13292 * ginclude/stdfix.h: Likewise.
13293 * ginclude/stdint-gcc.h: Likewise.
13294 * ginclude/tgmath.h: Likewise.
13295 * gthr-aix.h: Likewise.
13296 * gthr-dce.h: Likewise.
13297 * gthr-gnat.c: Likewise.
13298 * gthr-gnat.h: Likewise.
13299 * gthr-lynx.h: Likewise.
13300 * gthr-mipssde.h: Likewise.
13301 * gthr-nks.h: Likewise.
13302 * gthr-posix.c: Likewise.
13303 * gthr-posix.h: Likewise.
13304 * gthr-posix95.h: Likewise.
13305 * gthr-rtems.h: Likewise.
13306 * gthr-single.h: Likewise.
13307 * gthr-solaris.h: Likewise.
13308 * gthr-tpf.h: Likewise.
13309 * gthr-vxworks.h: Likewise.
13310 * gthr-win32.h: Likewise.
13311 * gthr.h: Likewise.
13312 * libgcc2.c: Likewise.
13313 * libgcc2.h: Likewise.
13314 * libgcov.c: Likewise.
13315 * tsystem.h: Likewise.
13316 * typeclass.h: Likewise.
13317 * unwind-c.c: Likewise.
13318 * unwind-compat.h: Likewise.
13319 * unwind-dw2-fde-compat.c: Likewise.
13320 * unwind-dw2-fde-darwin.c: Likewise.
13321 * unwind-dw2-fde-glibc.c: Likewise.
13322 * unwind-dw2-fde.c: Likewise.
13323 * unwind-dw2-fde.h: Likewise.
13324 * unwind-dw2.c: Likewise.
13325 * unwind-dw2.h: Likewise.
13326 * unwind-generic.h: Likewise.
13327 * unwind-pe.h: Likewise.
13328 * unwind-sjlj.c: Likewise.
13329 * unwind.inc: Likewise.
13330 * config/arm/neon-gen.ml: Change generated copyright header to
13331 refer to version 3 of the GNU General Public License with
13332 version 3.1 of the GCC Runtime Library Exception and to point
13333 readers at the COPYING3 and COPYING3.RUNTIME files and the
13334 FSF's license web page.
13335 * config/arm/arm_neon.h: Regenerate.
13337 2009-04-09 Jakub Jelinek <jakub@redhat.com>
13339 * config/cris/cris.md: Change copyright header to refer to version
13340 3 of the GNU General Public License.
13341 * doc/install.texi2html: Change copyright header to refer to version
13342 3 of the GNU General Public License and to point readers at the
13343 COPYING3 file and the FSF's license web page.
13344 * config/vax/linux.h: Likewise.
13346 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13348 * config/i386/i386.md (cmpcc): New.
13349 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
13350 (sync_compare_and_swap_cc*): Delete.
13352 * config/s390/s390.c (s390_compare_emitted): Remove.
13353 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
13354 s390_compare_emitted used to be handled. Assert that modes match.
13355 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
13356 refer to sync_compare_and_swap_ccsi.
13357 * config/s390/s390.h (s390_compare_emitted): Remove.
13358 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
13359 instead of s390_compare_emitted.
13360 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
13361 instead of s390_compare_emitted.
13362 * config/s390/s390.md (cmpcc): New.
13363 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
13364 CC_REGNUM, do not pretend it's set.
13365 (sync_compare_and_swap_cc*): Delete.
13366 * config/s390/predicates.md (cc_reg_operand): New.
13368 * expr.c (sync_compare_and_swap_cc): Delete.
13369 * optabs.h (sync_compare_and_swap_cc): Delete.
13370 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
13371 is being used with can_compare_p.
13372 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
13373 (find_cc_set): New.
13374 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
13375 look for a MODE_CC set instead. Use emit_store_flag.
13376 (expand_compare_and_swap_loop): Likewise, with some additional
13377 complication to avoid a force_reg when useless. Use
13378 emit_cmp_and_jump_insns.
13379 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
13380 * doc/md.texi (sync_compare_and_swap_cc): Merge with
13381 sync_compare_and_swap documentation.
13383 2009-04-09 Jan Hubicka <jh@suse.cz>
13385 * except.c (find_prev_try): Break out from ....
13386 (duplicate_eh_regions): ... here; properly update prev_try pointers
13387 when duplication part of tree.
13388 (dump_eh_tree): Improve dumping.
13389 (verify_eh_region): New.
13390 (verify_eh_tree): Use it.
13392 2009-04-06 Richard Guenther <rguenther@suse.de>
13394 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
13395 &ARRAY addresses by adjusting their types and prepending
13397 * tree-cfg.c (verify_gimple_assign_single): Verify that
13398 addresses are correct.
13400 2009-04-09 Richard Guenther <rguenther@suse.de>
13402 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
13403 indices into an array reference if possible.
13404 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
13405 Fold POINTER_PLUS_EXPR statements with invariant address.
13407 2009-04-09 Alan Modra <amodra@bigpond.net.au>
13410 * config.gcc (powerpc64-*-linux*): Always build biarch.
13412 2009-04-09 Joseph Myers <joseph@codesourcery.com>
13415 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
13416 it and pedwarn if this results in an INTEGER_CST.
13418 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13420 * doc/install.texi: Update minimum GMP version. Remove obsolete
13421 text in MPFR section.
13423 2009-04-08 Jakub Jelinek <jakub@redhat.com>
13425 * dwarf2out.c (class_scope_p): New static inline.
13426 (class_or_namespace_scope_p): Use it.
13427 (gen_variable_die): Use DW_TAG_member tag for static data member
13428 declarations instead of DW_TAG_variable.
13430 PR middle-end/39573
13431 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
13434 2009-04-08 Richard Guenther <rguenther@suse.de>
13436 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
13437 valueize random data.
13439 2009-04-08 David Edelsohn <edelsohn@gnu.org>
13441 * config.gcc (aix tm_file): Add aix-stdint.h.
13442 (aix tm clause use_gcc_stdint): Set to wrap.
13443 * config/rs6000/aix-stdint.h: New file.
13445 2009-04-08 Richard Guenther <rguenther@suse.de>
13447 PR middle-end/36291
13448 * tree-dfa.c (add_referenced_var): Do not recurse into
13449 global initializers.
13450 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
13452 (fold_const_aggregate_ref): Likewise.
13454 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13456 * recog.c (ordered_comparison_operator): New.
13457 * gensupport.c (std_preds): Add it.
13458 * doc/md.texi (Machine-Independent Predicates): Document it.
13460 2009-04-08 Jan Hubicka <jh@suse.cz>
13462 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
13463 * function.h (rtl_eh): Remove exception_handler_label_map.
13464 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
13465 remove_exception_handler_label, for_each_eh_label_1): Remove.
13466 (rtl_remove_unreachable_regions): Remove.
13467 (convert_from_eh_region_ranges): Do not remove unreachable regions.
13468 (find_exception_handler_labels): Don't build the hashtable.
13469 (maybe_remove_eh_handler): Remove.
13470 (for_each_eh_label): Rewrite to walk the tree.
13471 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
13472 * except.h (maybe_remove_eh_handler): Remove.
13473 * passes.c (init_optimization_passes): Schedule second EH cleanup
13475 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
13476 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
13478 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13480 * genoutput.c (validate_optab_operands): New.
13481 (gen_insn, gen_expand): Call it.
13483 * genflags.c (gen_insn): Detect misused iterators.
13484 (main): Pass line_no to gen_insn, exit with status 1 on error.
13486 * genextract.c (line_no): Make global.
13487 (VEC_safe_set_locstr): Change assertion to error message.
13488 (main): Exit with status 1 on error.
13490 2009-04-08 Joseph Myers <joseph@codesourcery.com>
13494 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
13495 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
13496 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
13497 * c-convert.c (convert): Do not call fold on results of conversion
13498 functions when the result is a C_MAYBE_CONST_EXPR.
13499 * c-parser.c (c_parser_postfix_expression): Do not fold condition
13500 of __builtin_choose_expr.
13501 * c-typeck.c (remove_c_maybe_const_expr): New.
13502 (build_unary_op, build_conditional_expr, build_compound_expr,
13503 build_binary_op, c_objc_common_truthvalue_conversion): Call
13504 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
13507 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
13509 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
13510 CODE to produce a new one. Add a prototype to use fold_convert_const
13512 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
13515 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
13516 mix declarations and code.
13518 2009-04-08 Ben Elliston <bje@au.ibm.com>
13520 * gcc.c: Replace `CC' with `GCC' throughout.
13522 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
13524 * doc/invoke.texi: Document Atom support.
13526 2009-04-07 Jason Merrill <jason@redhat.com>
13529 * c-common.h, c-common.c: Add flag_pretty_templates.
13530 * c-opts.c (c_common_handle_option): Set it.
13531 * c.opt: Add -fno-pretty-templates.
13532 * doc/invoke.texi (C++ Dialect Options): Likewise.
13534 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
13536 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
13537 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
13538 (ia64_expand_builtin): Likewise.
13540 2009-04-07 Martin Jambor <mjambor@suse.cz>
13542 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
13543 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
13544 ADDR_EXPRS are include too.
13546 2009-04-07 Richard Guenther <rguenther@suse.de>
13548 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
13549 decls are only used if passes as parameters or if they are
13550 local statics and the call is not to a builtin.
13551 (call_may_clobber_ref_p_1): Likewise.
13553 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13555 * expr.c (do_store_flag): Remove last argument. Simplify code
13556 to avoid duplication of tests already done by can_compare_p.
13557 (expand_expr_real_1): Adjust caller.
13559 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13561 * optabs.c (can_compare_p): Test the predicate of a
13562 cbranch and cstore pattern.
13564 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13566 * expr.c (convert_move): Use emit_store_flag instead of
13569 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13571 * config/i386/i386.c (ix86_compare_emitted): Remove.
13572 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
13573 ix86_compare_op0 like ix86_compare_emitted used to be handled.
13574 * config/i386/i386.h (ix86_compare_emitted): Remove.
13575 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
13576 instead of ix86_compare_emitted.
13577 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
13579 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
13581 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
13582 Add t-sysroot-suffix to tmake_file.
13583 * config/print-sysroot-suffix.sh: New file.
13584 * config/t-sysroot-suffix: New file.
13586 2009-04-07 Ben Elliston <bje@au.ibm.com>
13588 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
13589 as the latter produces a warning when the target does not support
13592 2009-04-07 Ben Elliston <bje@au.ibm.com>
13594 * dfp.c: Replace type punning assignments with memcpy throughout.
13595 * Makefile.in (dfp.o-warn): Remove.
13597 2009-04-07 Alan Modra <amodra@bigpond.net.au>
13600 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
13601 Include soft-fp/t-softfp after rs6000/t-linux64.
13603 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
13605 * stor-layout.c (set_sizetype): Use the full precision of their
13606 machine mode for bitsize types.
13608 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
13610 * config/i386/i386.md: Revert 2 accidental checkins.
13612 2009-04-06 Joey Ye <joey.ye@intel.com>
13613 Xuepeng Guo <xuepeng.guo@intel.com>
13614 H.J. Lu <hongjiu.lu@intel.com>
13616 Atom pipeline model, tuning and insn selection.
13617 * config.gcc (atom): Add atom config options and target.
13619 * config/i386/atom.md: New.
13621 * config/i386/i386.c (atom_cost): New cost.
13622 (m_ATOM): New macro flag.
13623 (initial_ix86_tune_features): Set m_ATOM.
13624 (x86_accumulate_outgoing_args): Likewise.
13625 (x86_arch_always_fancy_math_387): Likewise.
13626 (processor_target): Add Atom cost.
13627 (cpu_names): Add Atom cpu name.
13628 (override_options): Set Atom ISA.
13629 (ix86_issue_rate): New case PROCESSOR_ATOM.
13630 (ix86_adjust_cost): Likewise.
13632 * config/i386/i386.h (TARGET_ATOM): New target macro.
13633 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
13634 (TARGET_OPT_AGU): New target option.
13635 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
13636 (processor_type): Add PROCESSOR_ATOM.
13638 * config/i386/i386.md (cpu): Add new value "atom".
13639 (use_carry, movu): New attr.
13640 (atom.md): Include atom.md.
13641 (adddi3_carry_rex64): Set attr "use_carry".
13642 (addqi3_carry): Likewise.
13643 (addhi3_carry): Likewise.
13644 (addsi3_carry): Likewise.
13645 (*addsi3_carry_zext): Likewise.
13646 (subdi3_carry_rex64): Likewise.
13647 (subqi3_carry): Likewise.
13648 (subhi3_carry): Likewise.
13649 (subsi3_carry): Likewise.
13650 (x86_movdicc_0_m1_rex64): Likewise.
13651 (*x86_movdicc_0_m1_se): Likewise.
13652 (x86_movsicc_0_m1): Likewise.
13653 (*x86_movsicc_0_m1_se): Likewise.
13654 (*adddi_1_rex64): Emit add insn as much as possible.
13655 (*addsi_1): Likewise.
13656 (return_internal): Set atom_unit.
13657 (return_internal_long): Likewise.
13658 (return_pop_internal): Likewise.
13659 (*rcpsf2_sse): Set atom_sse_attr attr.
13660 (*qrt<mode>2_sse): Likewise.
13661 (*prefetch_sse): Likewise.
13663 * config/i386/i386-c.c (ix86_target_macros_internal): New case
13665 (ix86_target_macros_internal): Likewise.
13667 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
13668 (*prefetch_sse_rex): Likewise.
13669 (sse_rcpv4sf2): Likewise.
13670 (sse_vmrcpv4sf2): Likewise.
13671 (sse_sqrtv4sf2): Likewise.
13672 (<sse>_vmsqrt<mode>2): Likewise.
13673 (sse_ldmxcsr): Likewise.
13674 (sse_stmxcsr): Likewise.
13675 (*sse_sfence): Likewise.
13676 (sse2_clflush): Likewise.
13677 (*sse2_mfence): Likewise.
13678 (*sse2_lfence): Likewise.
13679 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
13680 (<sse>_movup<ssemodesuffixf2c>): Likewise.
13681 (avx_movdqu<avxmodesuffix>): Likewise.
13682 (avx_lddqu<avxmodesuffix>): Likewise.
13683 (sse2_movntv2di): Change attr "type" to "ssemov".
13684 (sse2_movntsi): Likewise.
13685 (rsqrtv8sf2): Change attr "type" to "sseadd".
13686 (sse3_addsubv2df3): Set attr "atom_unit".
13687 (sse3_h<plusminus_insn>v4sf3): Likewise.
13688 (*sse2_pmaddwd): Likewise.
13689 (*vec_extractv2di_1_rex64): Likewise.
13690 (*vec_extractv2di_1_avx): Likewise.
13691 (sse2_psadbw): Likewise.
13692 (ssse3_phaddwv8hi3): Likewise.
13693 (ssse3_phaddwv4hi3): Likewise.
13694 (ssse3_phadddv4si3): Likewise.
13695 (ssse3_phadddv2si3): Likewise.
13696 (ssse3_phaddswv8hi3): Likewise.
13697 (ssse3_phaddswv4hi3): Likewise.
13698 (ssse3_phsubwv8hi3): Likewise.
13699 (ssse3_phsubwv4hi3): Likewise.
13700 (ssse3_phsubdv4si3): Likewise.
13701 (ssse3_phsubdv2si3): Likewise.
13702 (ssse3_phsubswv8hi3): Likewise.
13703 (ssse3_phsubswv4hi3): Likewise.
13704 (ssse3_pmaddubsw128): Likewise.
13705 (sse3_pmaddubsw: Likewise.
13706 (ssse3_palignrti): Likewise.
13707 (ssse3_palignrdi): Likewise.
13709 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
13711 * doc/install.texi (Specific): Fix two cross-references to MinGW.
13713 2009-04-06 Richard Guenther <rguenther@suse.de>
13715 PR tree-optimization/28868
13716 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
13717 of which PHI results we inserted.
13718 (insert_into_preds_of_block): Record inserted PHIs.
13719 (eliminate): Eliminate redundant PHI nodes.
13720 (init_pre): Init inserted_phi_names.
13722 2009-04-06 Richard Guenther <rguenther@suse.de>
13724 PR tree-optimization/39643
13725 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
13726 IMAGPART_EXPRs of complex constants.
13727 (execute_fold_all_builtins): If we folded a call queue
13728 TODO_update_address_taken.
13730 2009-04-06 Jan Hubicka <jh@suse.cz>
13732 PR middle-end/39659
13733 * except.c (remove_unreachable_regions): Propagate may_contain_throw
13736 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
13738 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
13740 (ic_invalidate_array): Likewise.
13742 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
13744 * calls.c (emit_library_call_value_1): Fix a problem with parameter
13745 alignment for library calls.
13747 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
13749 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
13750 (mingw32 tm clause use_gcc_stdint): Set to wrap.
13751 * config/i386/mingw-stdint.h: New file.
13753 2009-04-05 Richard Guenther <rguenther@suse.de>
13755 PR tree-optimization/39648
13756 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
13757 our &A vs. &A[0] IL deficiencies.
13759 2009-04-04 Jan Hubicka <jh@suse.cz>
13761 * except.c (sjlj_find_directly_reachable_regions): Be ready for
13762 removed toplevel regions.
13763 (sjlj_mark_call_sites): Likewise.
13765 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
13767 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
13768 (cygwin tm clause use_gcc_stdint): Set to wrap.
13769 * config/i386/cygwin-stdint.h: New file.
13771 2009-04-04 Richard Guenther <rguenther@suse.de>
13773 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
13774 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
13775 single-argument PHIs if we are in loop-closed SSA form.
13776 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
13777 for the pre-condition.
13778 (slpeel_tree_peel_loop_to_edge): Likewise.
13779 (vect_build_loop_niters): Take an optional sequence to append stmts.
13780 (vect_generate_tmps_on_preheader): Likewise.
13781 (vect_do_peeling_for_loop_bound): Take extra guards for the
13783 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
13784 the cost model check.
13785 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
13786 guards if we are going to peel. Do not apply versioning in that case.
13787 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
13788 (vect_do_peeling_for_loop_bound): Likewise.
13789 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
13790 loop bound only record extra pre-conditions, do not apply loop
13793 2009-04-04 Richard Guenther <rguenther@suse.de>
13795 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
13798 2009-04-04 Jan Hubicka <jh@suse.cz>
13800 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13801 last_basic_block for size of bb->index indexed array.
13802 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
13803 compute_out, link_btr_uses, build_btr_def_use_webs,
13804 build_btr_def_use_webs, migrate_btr_defs): Likewise.
13806 2009-04-04 Jan Hubicka <jh@suse.cz>
13808 * except.c (remove_eh_handler_and_replace): Break out from ...
13809 (remove_eh_handler): ... here.
13810 (bring_to_root): New function.
13811 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
13812 handled ones, bring others to root of tree.
13814 2009-04-04 Jan Hubicka <jh@suse.cz>
13816 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
13817 (all_phis_safe_to_merge): New function.
13818 (update_info): New structure.
13819 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
13820 (cleanup_empty_eh): Update SSA if possible.
13822 2009-04-04 Richard Guenther <rguenther@suse.de>
13824 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
13825 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
13826 (append_vuse): Likewise.
13828 2009-04-04 Jakub Jelinek <jakub@redhat.com>
13830 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
13831 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
13832 instead of REG_UNSAVED for DW_CFA_undefined.
13833 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
13834 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
13837 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
13840 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
13841 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
13842 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
13844 2009-04-04 Richard Guenther <rguenther@suse.de>
13846 PR tree-optimization/8781
13847 PR tree-optimization/37892
13848 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
13849 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
13850 (valueize_refs): Call it for *& valueizations.
13851 (shared_reference_ops_from_ref): Rename to ...
13852 (valueize_shared_reference_ops_from_ref): ... this and valueize.
13853 (shared_reference_ops_from_call): Rename to ...
13854 (valueize_shared_reference_ops_from_call): ... this and valueize.
13855 (vn_reference_lookup): Update.
13856 (visit_reference_op_call): Likewise.
13857 * tree-ssa-pre.c (phi_translate_1): Fold *&.
13858 (eliminate): Value-replace the call address in call statements.
13860 2009-04-04 Richard Guenther <rguenther@suse.de>
13862 PR tree-optimization/39636
13863 * tree-ssa-forwprop.c
13864 (forward_propagate_addr_into_variable_array_index): Check for
13865 GIMPLE_ASSIGN before accessing the rhs code.
13867 2009-04-03 Jason Merrill <jason@redhat.com>
13869 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
13871 2009-04-03 Steve Ellcey <sje@cup.hp.com>
13873 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
13874 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
13875 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
13876 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
13877 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
13878 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
13879 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
13880 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
13881 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
13882 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
13883 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
13884 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
13885 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
13886 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
13887 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
13888 Use fr_reg_or_fp01_operand instead of fr_register_operand
13890 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
13891 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
13892 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
13894 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
13896 PR rtl-optimization/39607
13897 PR rtl-optimization/39631
13901 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13902 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13903 instead of DF_LR_OUT.
13904 * ira-lives.c (process_bb_node_lives): Ditto.
13905 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13906 instead of DF_LR_{OUT,IN}.
13907 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13908 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13910 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
13912 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
13913 (execute_lower_omp): Always run but take the short way out if -fopenmp
13915 (gate_lower_omp): Remove, forcing the pass manager to always run the
13916 pass and always set PROP_gimple_lomp.
13917 (pass_lower_omp): Remove gate function.
13918 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
13919 PROP_trees. Instead, require it.
13920 * ipa-cp.c (pass_ipa_cp): Likewise.
13921 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
13922 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
13923 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
13924 and PROP_gimple_leh.
13926 2009-04-03 Richard Guenther <rguenther@suse.de>
13928 PR middle-end/13146
13929 PR tree-optimization/23940
13930 PR tree-optimization/33237
13931 PR middle-end/33974
13932 PR middle-end/34093
13933 PR tree-optimization/36201
13934 PR tree-optimization/36230
13935 PR tree-optimization/38049
13936 PR tree-optimization/38207
13937 PR tree-optimization/38230
13938 PR tree-optimization/38301
13939 PR tree-optimization/38585
13940 PR middle-end/38895
13941 PR tree-optimization/38985
13942 PR tree-optimization/39299
13943 * tree-ssa-structalias.h: Remove.
13944 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
13945 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
13946 (struct vuse_element_d): Remove.
13947 (struct vuse_vec_d): Likewise.
13948 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
13949 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
13950 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
13951 VUSE_ELEMENT_VAR): Likewise.
13952 (struct voptype_d): Likewise.
13953 (NUM_VOP_FREE_BUCKETS): Likewise.
13954 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
13955 (struct stmt_operands_d): Remove.
13956 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
13957 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
13958 VDEF_NUM, VDEF_VECT): Likewise.
13959 (copy_virtual_operands): Remove.
13960 (operand_build_cmp): Likewise.
13961 (create_ssa_artificial_load_stmt): Likewise.
13962 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
13963 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
13964 vuse_index and mayuse_index members. Pack and move done and iter_type
13965 members to the front.
13966 (SSA_OP_VMAYUSE): Remove.
13967 (SSA_OP_VIRTUAL_USES): Adjust.
13968 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
13969 (unlink_stmt_vdef): Declare.
13970 (add_to_addressable_set): Remove.
13971 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
13972 (vrp_visit_stmt): Likewise.
13973 * doc/tree-ssa.texi (Alias analysis): Update.
13974 * doc/invoke.texi (max-aliased-vops): Remove docs.
13975 (avg-aliased-vops): Likewise.
13976 * tree-into-ssa.c (syms_to_rename): Remove.
13977 (need_to_update_vops_p): Likewise.
13978 (need_to_initialize_update_ssa_p): Rename to ...
13979 (update_ssa_initialized_fn): ... this. Track function we are
13981 (symbol_marked_for_renaming): Simplify.
13982 (add_new_name_mapping): Do not set need_to_update_vops_p.
13983 (dump_currdefs): Use SYMS_TO_RENAME.
13984 (rewrite_update_stmt): Always walk all uses/defs.
13985 (dump_update_ssa): Adjust.
13986 (init_update_ssa): Take function argument. Track what we are
13988 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
13989 (create_new_def_for): Initialize for cfun, assert we are initialized
13991 (mark_sym_for_renaming): Simplify.
13992 (mark_set_for_renaming): Do not initialize update-ssa.
13993 (need_ssa_update_p): Simplify. Take function argument.
13994 (name_mappings_registered_p): Assert we ask for the correct function.
13995 (name_registered_for_update_p): Likewise.
13996 (ssa_names_to_replace): Likewise.
13997 (release_ssa_name_after_update_ssa): Likewise.
13998 (update_ssa): Likewise. Use SYMS_TO_RENAME.
13999 (dump_decl_set): Do not print a newline.
14000 (debug_decl_set): Do it here.
14001 (dump_update_ssa): And here.
14002 * tree-ssa-loop-im.c (move_computations): Adjust.
14003 (movement_possibility): Likewise.
14004 (determine_max_movement): Likewise.
14005 (gather_mem_refs_stmt): Likewise.
14006 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
14007 or NAME_MEMORY_TAG.
14008 * tree-complex.c (update_all_vops): Remove.
14009 (expand_complex_move): Adjust.
14010 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
14011 Simplify test for memory referencing statement. Exclude
14012 non-invariant ADDR_EXPRs.
14013 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
14014 * tree-loop-distribution.c (generate_memset_zero): Adjust.
14015 (rdg_flag_uses): Likewise.
14016 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
14018 (tree_optimize_tail_calls_1): Also split the
14019 edge from the entry block if we have degenerate PHI nodes in
14020 the first basic block.
14021 * tree.c (init_ttree): Remove memory-tag related code.
14022 (tree_code_size): Likewise.
14023 (tree_node_structure): Likewise.
14024 (build7_stat): Re-write to be build6_stat.
14025 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
14026 (SSA_VAR_P): Adjust.
14027 (struct tree_memory_tag): Remove.
14028 (struct tree_memory_partition_tag): Likewise.
14029 (union tree_node): Adjust.
14030 (build7): Re-write to be build6.
14031 * tree-pass.h (pass_reset_cc_flags): Remove.
14032 (TODO_update_address_taken): New flag.
14033 (pass_simple_dse): Remove.
14034 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
14035 * params.h (MAX_ALIASED_VOPS): Remove.
14036 (AVG_ALIASED_VOPS): Likewise.
14037 * omp-low.c (expand_omp_taskreg): Update SSA form.
14038 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
14039 aliases the lhs in a copy stmt.
14040 * tree-ssa-dse.c (struct address_walk_data): Remove.
14041 (memory_ssa_name_same): Likewise.
14042 (memory_address_same): Likewise.
14043 (get_kill_of_stmt_lhs): Likewise.
14044 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
14045 unused stores. Look through PHI nodes into post-dominated regions.
14046 (dse_optimize_stmt): Simplify. Properly remove stores.
14047 (tree_ssa_dse): Compute dominators.
14048 (execute_simple_dse): Remove.
14049 (pass_simple_dse): Likewise.
14050 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
14051 gimple_loaded_syms and gimple_stored_syms computation.
14052 * toplev.c (dump_memory_report): Dump alias and pta stats.
14053 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
14054 (vn_reference_eq): Likewise.
14055 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
14056 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
14057 valueize_vuses): Remove.
14058 (get_def_ref_stmt_vuses): Simplify. Rename to ...
14059 (get_def_ref_stmt_vuse): ... this.
14060 (vn_reference_lookup_2): New function.
14061 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
14062 walking equivalent vuses. Simplify.
14063 (vn_reference_lookup): Likewise.
14064 (vn_reference_insert): Likewise.
14065 (vn_reference_insert_pieces): Likewise.
14066 (visit_reference_op_call): Simplify.
14067 (visit_reference_op_load): Likewise.
14068 (visit_reference_op_store): Likewise.
14069 (init_scc_vn): Remove shared_lookup_vuses initialization.
14070 (free_scc_vn): Remove shared_lookup_vuses freeing.
14071 (sort_vuses, sort_vuses_heap): Remove.
14072 (get_ref_from_reference_ops): Export.
14073 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
14074 vector with single vuse pointer.
14075 (vn_reference_lookup_pieces, vn_reference_lookup,
14076 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
14077 (shared_vuses_from_stmt): Remove.
14078 (get_ref_from_reference_ops): Declare.
14079 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
14080 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
14081 memory-tag related code.
14082 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
14083 (likely_value): Add comment, skip static-chain of call statements.
14084 (surely_varying_stmt_p): Adjust.
14085 (gimplify_and_update_call_from_tree): Likewise.
14086 (execute_fold_all_builtins): Do not rebuild alias info.
14087 (gimplify_and_update_call_from_tree): Properly update VOPs.
14088 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
14089 (copy_ref_info): Remove memory-tag related code.
14090 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
14091 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
14092 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
14094 * tree-ssa-dom.c (gimple_p): Remove typedef.
14095 (eliminate_redundant_computations): Adjust.
14096 (record_equivalences_from_stmt): Likewise.
14097 (avail_expr_hash): Likewise.
14098 (avail_expr_eq): Likewise.
14099 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
14100 (stmt_makes_single_load): Likewise.
14101 (stmt_makes_single_store): Likewise.
14102 * tree-ssa-alias.c: Rewrite completely.
14103 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
14104 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
14105 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
14106 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
14107 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
14108 Remove public functions.
14109 (pass_reset_cc_flags): Remove.
14110 (pass_build_alias): Move ...
14111 * tree-ssa-structalias.c (pass_build_alias): ... here.
14112 * tree-ssa-alias.c (may_be_aliased): Move ...
14113 * tree-flow-inline.h (may_be_aliased): ... here.
14114 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
14115 count_uses_and_derefs): Move ...
14116 * gimple.c: ... here.
14117 * gimple.h (count_uses_and_derefs): Declare.
14118 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
14119 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
14120 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
14121 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
14122 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
14123 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
14124 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
14126 * tree-dfa.c (refs_may_alias_p): Move ...
14127 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
14128 * tree-ssa-alias.h: New file.
14129 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
14130 (statement_sink_location): Likewise.
14131 * opts.c (decode_options): Do not adjust max-aliased-vops or
14132 avg-aliased-vops values.
14133 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
14134 (TV_CALL_CLOBBER): Likewise.
14135 (TV_FLOW_SENSITIVE): Likewise.
14136 (TV_FLOW_INSENSITIVE): Likewise.
14137 (TV_MEMORY_PARTITIONING): Likewise.
14138 (TV_ALIAS_STMT_WALK): New timevar.
14139 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
14140 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
14141 (get_address_description): Remove memory-tag related code.
14142 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
14143 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
14144 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
14145 and immediate uses in statements. Document.
14146 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
14147 (dump_symbols): Remove.
14148 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
14149 * alias.c (get_deref_alias_set): New function split out from ...
14150 (get_alias_set): ... here.
14151 * alias.h (get_deref_alias_set): Declare.
14152 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
14153 type parameter. Remove restrict pointer handling. Create a
14154 ref-all pointer in case type-based alias sets do not conflict.
14155 (vect_analyze_data_refs): Remove SMT related code.
14156 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
14157 (vectorizable_load): Likewise.
14158 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
14159 (DR_SYMBOL_TAG, DR_VOPS): Remove.
14160 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
14161 Ignore vops and SMTs.
14162 (dr_analyze_alias): Likewise..
14163 (free_data_ref): Likewise.
14164 (create_data_ref): Likewise.
14165 (analyze_all_data_dependences): Likewise.
14166 (get_references_in_stmt): Adjust.
14167 * tree-flow-inline.h (gimple_aliases_computed_p,
14168 gimple_addressable_vars, gimple_call_clobbered_vars,
14169 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
14170 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
14171 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
14172 gimple_mem_ref_stats): Remove.
14173 (gimple_vop): New function.
14174 (op_iter_next_use): Remove vuses and mayuses cases.
14175 (op_iter_next_def): Remove vdefs case.
14176 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
14177 (clear_and_done_ssa_iter): Do not set removed fields.
14178 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
14179 Assert we are not iterating over vuses or vdefs if not also
14180 iterating over uses or defs.
14181 (op_iter_init_use): Likewise.
14182 (op_iter_init_def): Likewise.
14183 (op_iter_next_vdef): Remove.
14184 (op_iter_next_mustdef): Likewise.
14185 (op_iter_init_vdef): Likewise.
14186 (compare_ssa_operands_equal): Likewise.
14187 (link_use_stmts_after): Handle vuse operand.
14188 (is_call_used): Use is_call_clobbered.
14189 (is_call_clobbered): Global variables are always call clobbered,
14190 query the call-clobbers bitmap.
14191 (mark_call_clobbered): Ignore global variables.
14192 (clear_call_clobbered): Likewise.
14193 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
14194 virtual operands sanity check.
14195 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
14197 (TARGET_MEM_REF): Remove TMR_TAG operand.
14198 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
14199 Remove call-clobber related code.
14200 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
14201 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
14202 partitions or escape reason.
14203 (get_single_def_stmt, get_single_def_stmt_from_phi,
14204 get_single_def_stmt_with_phi): Remove.
14205 (dump_referenced_vars): Tidy.
14206 (get_ref_base_and_extent): Allow bare decls.
14207 (collect_dfa_stats): Adjust.
14208 * graphite.c (rename_variables_in_stmt): Adjust.
14209 (graphite_copy_stmts_from_block): Likewise.
14210 (translate_clast): Likewise.
14211 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
14213 (translate_vuse_through_block): Use the oracle.
14214 (phi_translate_1): Adjust.
14215 (value_dies_in_block_x): Use the oracle. Cache the outcome
14217 (valid_in_sets): Check if the VUSE for
14218 a REFERENCE is available.
14219 (eliminate): Do not remove stmts during elimination,
14220 instead queue and remove them afterwards.
14221 (do_pre): Do not rebuild alias info.
14222 (pass_pre): Run TODO_rebuild_alias before PRE.
14223 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
14224 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
14225 (mark_all_v_defs_stmt): Remove.
14226 (mark_all_v_defs_seq): Adjust.
14227 (sra_replace): Likewise.
14228 (scalarize_use): Likewise.
14229 (scalarize_copy): Likewise.
14230 (scalarize_init): Likewise.
14231 (scalarize_ldst): Likewise.
14232 (todoflags): Remove.
14233 (tree_sra): Do not rebuild alias info.
14234 (tree_sra_early): Adjust.
14235 (pass_sra): Run TODO_update_address_taken before SRA.
14236 * tree-predcom.c (set_alias_info): Remove.
14237 (prepare_initializers_chain): Do not call it.
14238 (mark_virtual_ops_for_renaming): Adjust.
14239 (mark_virtual_ops_for_renaming_list): Remove.
14240 (initialize_root_vars): Adjust.
14241 (initialize_root_vars_lm): Likewise.
14242 (prepare_initializers_chain): Likewise.
14243 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
14244 (may_propagate_copy_into_stmt): Likewise.
14245 (merge_alias_info): Do nothing for now.
14246 (propagate_tree_value_into_stmt): Adjust.
14247 (stmt_may_generate_copy): Likewise.
14248 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
14249 not mark symbols for renaming.
14250 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
14251 with the same statement, make sure to update the new pointed-to one.
14252 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
14253 call statements, do not mark symbols for renaming.
14254 (mark_operand_necessary): Dump something.
14255 (ref_may_be_aliased): New function.
14256 (mark_aliased_reaching_defs_necessary_1): New helper function.
14257 (mark_aliased_reaching_defs_necessary): Likewise.
14258 (mark_all_reaching_defs_necessary_1): Likewise.
14259 (mark_all_reaching_defs_necessary): Likewise.
14260 (propagate_necessity): Do not process virtual PHIs. For
14261 non-aliased loads mark all reaching definitions as necessary.
14262 For aliased loads and stores mark the immediate dominating
14263 aliased clobbers as necessary.
14264 (visited): New global static.
14265 (perform_tree_ssa_dce): Free visited bitmap after propagating
14267 (remove_dead_phis): Perform simple dead virtual PHI removal.
14268 (remove_dead_stmt): Properly unlink virtual operands when
14270 (eliminate_unnecessary_stmts): Schedule PHI removal after
14272 * tree-ssa-ter.c (is_replaceable_p): Adjust.
14273 (process_replaceable): Likewise.
14274 (find_replaceable_in_bb): Likewise.
14275 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
14276 based on the single gimple vop.
14277 (verify_flow_insensitive_alias_info): Remove.
14278 (verify_flow_sensitive_alias_info): Likewise.
14279 (verify_call_clobbering): Likewise.
14280 (verify_memory_partitions): Likewise.
14281 (verify_alias_info): Likewise.
14282 (verify_ssa): Adjust..
14283 (execute_update_addresses_taken): Export. Update SSA
14284 manually. Optimize only when optimizing. Use a local bitmap.
14285 (pass_update_address_taken): Remove TODO_update_ssa, add
14287 (pass_update_address_taken): Just use TODO_update_address_taken.
14288 (init_tree_ssa): Do not initialize addressable_vars.
14289 (verify_ssa): Verify new VUSE / VDEF properties.
14290 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
14291 Do not call verify_alias_info.
14292 (delete_tree_ssa): Clear the VUSE, VDEF operands.
14293 Do not free the loaded and stored syms bitmaps. Reset the escaped
14294 and callused solutions. Do not free addressable_vars.
14295 Remove memory-tag related code.
14296 (warn_uninitialized_var): Aliases are always available.
14297 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
14298 * lambda-code.c (can_put_in_inner_loop): Adjust.
14299 (can_put_after_inner_loop): Likewise.
14300 (perfect_nestify): Likewise.
14301 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
14302 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
14303 (vectorizable_conversion): Do not mark symbols for renaming.
14304 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
14305 (expand_call_inline): Unlink the calls virtual operands before
14307 (tree_function_versioning): Do not call update_ssa if we are not
14308 updating clones. Simplify.
14309 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
14310 (propagate_with_phi): Likewise..
14311 * tree-outof-ssa.c (create_temp): Remove memory tag and call
14312 clobber code. Assert we are not aliased or global.
14313 * tree-flow.h: Include tree-ssa-alias.h
14314 (enum escape_type): Remove.
14315 (struct mem_sym_stats_d): Likewise.
14316 (struct mem_ref_stats_d): Likewise.
14317 (struct gimple_df): Add vop member. Remove global_var,
14318 call_clobbered_vars, call_used_vars, addressable_vars,
14319 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
14320 escaped and callused members.
14321 (struct ptr_info_def): Remove all members, add points-to solution
14323 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
14324 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
14325 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
14326 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
14327 (tree-ssa-alias.o): Likewise.
14328 (toplev.o): Add tree-ssa-alias.h
14329 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
14330 * gimple.c (gimple_set_bb): Fix off-by-one error.
14331 (is_gimple_reg): Do not handle memory tags.
14332 (gimple_copy): Also copy virtual operands.
14333 Delay updating the statement. Do not reset loaded and stored syms.
14334 (gimple_set_stored_syms): Remove.
14335 (gimple_set_loaded_syms): Likewise.
14336 (gimple_call_copy_skip_args): Copy the virtual operands
14337 and mark the new statement modified.
14338 * tree-ssa-structalias.c (may_alias_p): Remove.
14339 (set_uids_in_ptset): Take the alias set to prune with as
14340 parameter. Fold in the alias test of may_alias_p.
14341 (compute_points_to_sets): Compute whether a ptr is dereferenced
14342 in a local sbitmap.
14343 (process_constraint): Deal with &ANYTHING on the lhs, reject all
14344 other ADDRESSOF constraints on the lhs.
14345 (get_constraint_for_component_ref): Assert that we don't get
14346 ADDRESSOF constraints from the base of the reference.
14347 Properly generate UNKNOWN_OFFSET for DEREF if needed.
14348 (struct variable_info): Remove collapsed_to member.
14349 (get_varinfo_fc): Remove.
14350 (new_var_info): Do not set collapsed_to.
14351 (dump_constraint): Do not follow cycles.
14352 (dump_constraint_graph): Likewise.
14353 (build_pred_graph): Likewise.
14354 (build_succ_graph): Likewise.
14355 (rewrite_constraints): Likewise.
14356 (do_simple_structure_copy): Remove.
14357 (do_rhs_deref_structure_copy): Remove.
14358 (do_lhs_deref_structure_copy): Remove.
14359 (collapse_rest_of_var): Remove.
14360 (do_structure_copy): Re-implement.
14361 (pta_stats): New global variable.
14362 (dump_pta_stats): New function.
14363 (struct constraint_expr): Make offset signed.
14364 (UNKNOWN_OFFSET): Define special value.
14365 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
14366 (solution_set_expand): New helper function split out from ...
14367 (do_sd_constraint): ... here.
14368 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
14369 (do_ds_constraint): Likewise.
14370 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
14371 and CALLUSED = *CALLUSED.
14372 (set_union_with_increment): Make inc argument signed.
14373 (type_safe): Remove.
14374 (get_constraint_for_ptr_offset): Handle unknown and negative
14376 (first_vi_for_offset): Handle offsets before start. Bail
14377 out early for offsets beyond the variable extent.
14378 (first_or_preceding_vi_for_offset): New function.
14379 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
14380 Together with ESCAPED = *ESCAPED this properly computes reachability.
14381 (find_what_var_points_to): New function.
14382 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
14383 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
14384 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
14385 pt_solutions_intersect): New functions.
14386 (compute_call_used_vars): Remove.
14387 (compute_may_aliases): New main entry into PTA computation.
14388 * gimple.h (gimple_p): New typedef.
14389 (struct gimple_statement_base): Remove references_memory_p.
14390 (struct gimple_statement_with_memory_ops_base): Remove
14391 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
14393 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
14394 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
14395 gimple_set_references_memory): Remove.
14396 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
14397 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
14399 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
14400 (verify_expr): Allow RESULT_DECL.
14401 (gimple_duplicate_bb): Do not copy virtual operands.
14402 (gimple_duplicate_sese_region): Adjust.
14403 (gimple_duplicate_sese_tail): Likewise.
14404 (mark_virtual_ops_in_region): Remove.
14405 (move_sese_region_to_fn): Do not call it.
14406 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
14407 and pass_simple_dse.
14408 (execute_function_todo): Handle TODO_update_address_taken,
14409 call execute_update_addresses_taken for TODO_rebuild_alias.
14410 (execute_todo): Adjust.
14411 (execute_one_pass): Init dump files early.
14412 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
14414 (create_general_new_stmt): Clear vops.
14415 * tree-ssa-reassoc.c (get_rank): Adjust.
14416 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
14417 symbols for renaming.
14418 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
14419 (PARAM_AVG_ALIASED_VOPS): Likewise.
14420 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
14421 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
14422 * tree-ssa-operands.c: Simplify for new virtual operand representation.
14423 (operand_build_cmp, copy_virtual_operands,
14424 create_ssa_artificial_load_stmt, add_to_addressable_set,
14425 gimple_add_to_addresses_taken): Remove public functions.
14426 (unlink_stmt_vdef): New function.
14428 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14430 * config.gcc (powerpc-*-linux*): Merge variants.
14432 2009-04-02 Chao-ying Fu <fu@mips.com>
14433 James Grosbach <james.grosbach@microchip.com>
14435 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
14436 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
14438 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
14439 keep_interrupts_masked_p, use_debug_exception_return_p.
14440 (mips_attribute_table): Add interrupt, use_shadow_register_set,
14441 keep_interrupts_masked, use_debug_exception_return.
14442 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
14443 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
14445 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
14446 (mips_print_operand): Process COP0 registers to print $0 .. $31
14447 correctly for GAS to process.
14448 (mips_interrupt_extra_call_saved_reg_p): New function.
14449 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
14451 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
14452 (mips_compute_frame_info): Add supports for interrupt context that
14453 includes doubleword accumulators and COP0 registers.
14454 (mips_for_each_saved_acc): New function.
14455 (mips_for_each_saved_gpr_and_fpr): Change the function name from
14456 mips_for_each_saved_reg.
14457 (mips_save_reg): Save accumulators.
14458 (mips_kernel_reg_p): A new for_each_rtx callback.
14459 (mips_expand_prologue): Support interrupt handlers.
14460 (mips_restore_reg): Restore accumulators.
14461 (mips_expand_epilogue): Support interrupt handlers.
14462 (mips_can_use_return_insn): Return false for interrupt handlers.
14463 (mips_epilogue_uses): New function.
14464 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
14465 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
14466 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
14467 cop0_move): New instructions.
14468 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
14469 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
14471 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
14473 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
14474 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
14475 interrupt handlers, we use K0 as the temporary register.
14476 (EPILOGUE_USES): Change to a function call.
14477 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
14478 handlers, we use K0 as the temporary register.
14480 * doc/extend.texi (Function Attributes): Document interrupt,
14481 use_shadow_register_set, keep_interrupts_masked,
14482 use_debug_exception_return for MIPS attributes.
14484 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14486 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
14487 Remove a number of t-files from tmake_file.
14488 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
14489 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
14490 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
14491 target_prototype, not TARGET_PROTOTYPE.
14492 (LINK_OS_GNU_SPEC): Define.
14493 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
14494 and darwin-ldoubdle.c.
14496 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
14499 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
14500 (cpp_options): Ditto.
14501 (default_compilers): Ditto.
14502 (display_help): Ditto.
14503 (process_command): Ditto.
14504 (do_spec_1): Ditto.
14505 (set_input): Use lbasename instead of duplicate code.
14506 (save_temps_prefix): New static for -save-temps=obj.
14507 (save_temps_length): Ditto.
14509 * doc/invoke.texi (-save-temps=obj): Document new variant to
14510 -save-temps switch.
14512 2009-04-02 Jeff Law <law@redhat.com>
14514 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
14517 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14519 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
14520 * configure: Regenerated.
14522 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14524 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
14525 share the argument list.
14527 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14531 2009-02-12 Diego Novillo <dnovillo@google.com>
14533 * varpool.c (debug_varpool): New.
14534 * cgraph.h (debug_varpool): Declare.
14536 2009-04-02 Jan Hubicka <jh@suse.cz>
14538 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
14541 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14543 * config/i386/i386.c (ix86_abi): Move initialization to ...
14544 (override_options): Here.
14546 2009-04-02 Christian Bruel <christian.bruel@st.com>
14548 * config/sh/sh.c (sh_dwarf_register_span): New function.
14549 (TARGET_DWARF_REGISTER_SPAN): Define.
14550 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
14552 2009-04-02 Ira Rosen <irar@il.ibm.com>
14554 PR tree-optimization/39595
14555 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
14556 interleaved loads group is not greater than the SLP group size.
14558 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14560 * builtins.c (is_builtin_name): New.
14561 (called_as_built_in): Use is_builtin_name.
14562 * tree.h (is_builtin_name): New.
14563 * varasm.c (incorporeal_function_p): Use is_builtin_name
14565 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
14567 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
14569 2009-04-02 Dodji Seketeli <dodji@redhat.com>
14572 * c-decl.c (clone_underlying_type): Move this ...
14573 * c-common.c (set_underlying_type): ... here.
14574 Also, make sure the function properly sets TYPE_STUB_DECL() on
14575 the newly created typedef variant type.
14576 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
14577 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
14580 2009-04-02 Richard Guenther <rguenther@suse.de>
14582 PR tree-optimization/37221
14583 * tree-flow.h (degenerate_phi_result): Declare.
14584 * tree-ssa-dom.c (degenerate_phi_result): Export.
14585 * tree-scalar-evolution.c (analyze_initial_condition): If
14586 the initial condition is defined by a degenerate PHI node
14587 use the degenerate value.
14589 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
14591 PR rtl-optimization/39588
14592 * combine.c (merge_outer_ops): Do not set the constant when this
14594 (simplify_shift_const_1): Do not modify it either in this case.
14596 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
14598 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
14599 tuning is deprecated if -mtune value is set to an Itanium1 variant.
14601 2009-04-01 Janis Johnson <janis187@us.ibm.com>
14604 * c-lex.c (interpret_float): Default (no suffix) is double.
14606 2009-04-1 Xinliang David Li <davidxl@google.com>
14608 * config/i386/i386.c (legitimate_constant_p): Recognize
14609 all one vector constant.
14611 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14613 * config/vax/vax.c: Add #includes to silence warnings.
14614 Change #include order to silence two warnings.
14616 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14618 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
14619 (ASM_SPEC): Pass -k to the assembler for PIC code.
14621 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14623 * config.gcc: Add vax-*-linux* to the switch.
14624 * config/vax/linux.h: New file. (TARGET_VERSION,
14625 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
14627 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14629 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
14630 Use predicate macros instead of GET_CODE() == foo.
14631 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
14632 ashlsi3, rotrsi3, <unnamed>): Likewise.
14634 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14636 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
14637 jbbccihi, jbbccisi): Remova trailing whitespace.
14638 * config/vax/constraints.md: Likewise.
14639 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14640 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
14641 * config/vax/predicates.md: Likewise.
14642 * config/vax/vax.c (print_operand_address, vax_output_int_move,
14643 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
14644 * config/vax/vax.h: Likewise.
14645 * config/vax/vax.md (nonlocal_goto): Likewise.
14647 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14649 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
14650 (indirectable_address_p, adjacent_operands_p): Add spaces around
14652 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
14654 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14656 * config/vax/vax.c (legitimate_constant_address_p,
14657 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
14658 index_term_p, reg_plus_index_p, legitimate_address_p,
14659 vax_mode_dependent_address_p): Update comments to match functions
14660 modified by the recent int->bool conversion.
14662 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14664 * config/vax/builtins.md: Update copyright message.
14665 * config/vax/constraints.md: Likewise.
14666 * config/vax/netbsd-elf.h: Likewise.
14667 * config/vax/predicates.md: Likewise.
14668 * config/vax/vax-protos.h: Likewise.
14669 * config/vax/vax.c: Likewise.
14670 * config/vax/vax.h: Likewise.
14671 * config/vax/vax.md: Likewise.
14672 * config/vax/vax.opt: Likewise.
14674 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14676 * config/vax/builtins.md (ffssi2, ffssi2_internal,
14677 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
14678 * config/vax/constraints.md (B, R): Likewise.
14679 * config/vax/predicates.md (external_memory_operand,
14680 nonimmediate_addsub_di_operand): Likewise.
14681 * config/vax/vax.c (vax_output_int_add): Likewise.
14682 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
14683 untyped_call): Likewise.
14685 2009-04-01 Matt Thomas <matt@3am-software.com>
14687 * config/vax/predicates.md: New file.
14688 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
14689 external_const_operand, nonsymbolic_operand, external_memory_operand,
14690 indirect_memory_operand, indexed_memory_operand,
14691 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
14692 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
14694 * config/vax/constraints.md: New file.
14695 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
14697 * config/vax/builtins.md: New file.
14698 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
14699 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
14701 * config/vax/vax.opt (mqmath): Add option.
14702 * config/vax/vax.md (isfx): Extend with DI.
14703 (VAXintQH, VAXintQHSD): Define.
14704 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
14705 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
14706 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
14707 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
14708 (movdi): Update constraints and use vax_output_int_move().
14709 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
14710 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
14711 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
14712 nonlocal_goto): New.
14713 (mov<mode>): Extend accepted operand types.
14714 (subdi3_old): Rename from subdi3, change update constraints and use
14715 a new implementation.
14716 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
14717 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
14718 MOVE_RATIO, CLEAR_RATIO): Define.
14719 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
14720 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
14721 (PRINT_OPERAND): Redefine using a function instead of inlined code.
14722 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
14723 (split_quadword_operands): Make static and really allow variable
14725 (print_operand_address): Update for PIC generation.
14726 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
14727 indexable_address_p, fixup_mathdi_operand,
14728 vax_expand_addsub_di_operands, adjacent_operands_p): New.
14729 (vax_float_literal, legitimate_constant_p,
14730 indirectable_constant_address_p, index_term_p,
14731 reg_plus_index_p): Return bool instead of int.
14732 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
14734 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
14736 (vax_output_conditional_branch): Indent.
14737 (legitimate_constant_address_p, indirectable_constant_address_p,
14738 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
14739 vax_mode_dependent_address_p): Return bool instead of int, update for
14741 * config/vax/vax-protos.h (legitimate_constant_address_p,
14742 legitimate_constant_p, legitimate_address_p,
14743 vax_mode_dependent_address_p): Change declaration to bool.
14744 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
14745 vax_expand_addsub_di_operands, vax_output_int_subtract,
14746 vax_output_movmemsi): Declare.
14747 (split_quadword_operands, vax_float_literal): Delete declaration.
14748 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
14749 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
14750 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
14751 ASM_OUTPUT_DWARF_PCREL): Define.
14752 (ASM_SPEC): Change definition to allow PIC generation.
14754 2009-04-01 Steve Ellcey <sje@cup.hp.com>
14756 * doc/sourcebuild.texi: Update front-end requirements.
14758 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14761 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
14762 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
14763 (booldi3_internal3): Use boolean_or_operator instead of
14766 2009-04-01 Joseph Myers <joseph@codesourcery.com>
14769 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
14770 declarator whose size is not an integer constant expression but
14771 folds to an integer constant, then treat it as a constant
14774 2009-04-01 Richard Guenther <rguenther@suse.de>
14776 * fold-const.c (fold_plusminus_mult_expr): Do not fold
14777 i * 4 + 2 to (i * 2 + 1) * 2.
14779 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14782 * c-parser.c (c_parser_asm_statement): Skip until close paren and
14783 return if c_parser_asm_string_literal returned NULL.
14785 2009-04-01 Nick Clifton <nickc@redhat.com>
14787 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
14789 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
14790 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
14791 other typedefs to avoid conflicts with libgcc2.c. Define labels
14792 to gain 16-bit bit-manipulation functions from libgcc2.c and then
14794 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
14795 to gain 16-bit trapping arithmetic functions from libgcc2.c and
14798 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
14800 * varasm.c (default_function_rodata_section): Declare DOT as
14803 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
14804 Andrey Galkin <agalkin@hypercom.com>
14807 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
14808 Make object_name unique for each process.
14810 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14813 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
14814 addressable variables in the parallel that could go out of scope while
14815 running queued tasks.
14817 2009-04-01 Anatoly Sokolov <aesok@post.ru>
14819 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
14820 (CASE_VALUES_THRESHOLD): Redefine.
14821 * config/avr/avr.c (avr_override_options): Remove initialization of
14822 avr_case_values_threshold variable.
14823 (avr_case_values_threshold): Remove variable. Add new function.
14824 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
14825 * config/avr/avr.opt (mno-tablejump): Remove option.
14826 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
14828 2009-04-01 DJ Delorie <dj@redhat.com>
14830 * varasm.c (default_function_rodata_section): Don't assume
14831 anything about where the first '.' in the section name is.
14833 2009-04-01 Alan Modra <amodra@bigpond.net.au>
14835 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
14836 rs6000_emit_stack_tie.
14838 2009-03-31 Ian Lance Taylor <iant@google.com>
14840 * tree-eh.c (tree_remove_unreachable_handlers): Compare
14841 gimple_code with GIMPLE_RESX, not RESX.
14843 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14845 * c-common.c (c_get_ident): New.
14846 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
14848 2009-04-01 Ben Elliston <bje@au.ibm.com>
14850 * config/rs6000/sysv4.opt (msdata): Improve option description.
14852 2009-03-31 Steve Ellcey <sje@cup.hp.com>
14854 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
14855 (divdf3_internal_lat): Remove.
14856 (divxf3_internal_lat): Remove.
14857 (divxf3_internal_thr): Remove.
14858 (divxf): Use divxf3_internal.
14859 * config/ia64/div.md (divsf3_internal_lat): New.
14860 (divdf3_internal_lat): New.
14861 (divxf3_internal): New.
14863 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14866 * Makefile.in (USE_GCC_STDINT): Define.
14867 (stmp-int-hdrs): Install stdint.h if applicable.
14868 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
14870 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
14871 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
14872 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14873 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14874 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14875 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14876 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14877 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14878 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14879 (c_common_nodes_and_builtins): Initialize
14880 underlying_wchar_type_node. Do not initialize
14881 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
14882 nodes for new types.
14883 (c_stddef_cpp_builtins): Define macros for new types.
14884 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
14886 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
14887 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
14888 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
14889 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
14890 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
14891 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
14892 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
14893 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
14894 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
14895 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
14896 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
14897 int16_type_node, int32_type_node, int64_type_node,
14898 uint8_type_node, uint16_type_node, c_uint32_type_node,
14899 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
14900 int_least32_type_node, int_least64_type_node,
14901 uint_least8_type_node, uint_least16_type_node,
14902 uint_least32_type_node, uint_least64_type_node,
14903 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
14904 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
14905 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
14906 uintptr_type_node): Define.
14907 * c-cppbuiltin.c (builtin_define_constants,
14908 builtin_define_type_minmax): New.
14909 (builtin_define_stdint_macros): Define more macros.
14910 (c_cpp_builtins): Define more limit macros.
14911 (type_suffix): New.
14912 (builtin_define_type_max): Define in terms of
14913 builtin_define_type_minmax. Remove is_long parameter. All
14915 * config.gcc (use_gcc_stdint): Define.
14916 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
14917 Add newlib-stdint.h for generic targets.
14918 * config/glibc-stdint.h, config/newlib-stdint.h,
14919 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
14920 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
14921 * config/score/score.h (UINTPTR_TYPE): Define.
14922 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14923 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14924 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14925 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14926 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14927 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14928 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14929 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14930 * config/spu/spu.h (STDINT_LONG32): Define.
14931 * configure.ac (use_gcc_stdint): Substitute.
14932 * configure: Regenerate.
14933 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
14934 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
14935 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
14936 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
14937 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
14938 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
14939 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
14940 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
14941 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
14942 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
14943 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
14944 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
14945 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
14946 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
14947 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
14948 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
14949 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
14950 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
14951 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
14952 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
14953 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
14954 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
14955 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14956 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14957 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14958 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14959 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14960 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14961 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
14963 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
14965 * loop-iv.c (suitable_set_for_replacement): Renamed from
14966 simplify_using_assignment; changed to return bool and to accept new
14967 args DEST and SRC. Return true iff we find a source/destination pair
14968 that can be used to make a replacement, and fill SRC and DEST if so.
14969 Remove arg ALTERED. Don't deal with altered regs here. All callers
14971 (simplify_using_initial_values): Deal with altered regs here and track
14972 more precisely the effect they have on the validity of our expression.
14974 * loop-iv.c (simplify_using_condition): A condition of the form
14975 (EQ REG CONST) can be used to simply make a substitution.
14976 (simplify_using_initial_values): Keep track of conditions we have seen
14977 and keep using them to simplify new expressions, while applying the
14978 same substitutions to them as to the expression.
14980 * simplify-rtx.c (simplify_relational_operation_1): Simplify
14981 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
14984 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
14985 changed. Use this when trying to improve the upper bound.
14986 Generate the comparison by using simplify_gen_relational.
14988 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
14990 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
14992 (simplify_using_assignment, simplify_using_initial_values): Call
14993 replace_in_expr to make replacements. Call replace_single_def_regs
14994 once on the initial version of the expression.
14996 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14999 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
15001 2009-03-31 Richard Guenther <rguenther@suse.de>
15003 PR middle-end/31029
15004 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
15005 equality comparisons. Fold C - X CMP X if C % 2 == 1.
15007 2009-03-31 Richard Guenther <rguenther@suse.de>
15009 * tree.h (div_if_zero_remainder): Declare.
15010 * fold-const.c (div_if_zero_remainder): Export.
15011 * tree-ssa-forwprop.c
15012 (forward_propagate_addr_into_variable_array_index): Handle
15013 constant array index addition outside of the variable index.
15015 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15018 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
15019 define_splits, floatunssi<mode>2): Require x87 conversions from
15020 DImode to be permitted.
15022 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15024 PR preprocessor/15638
15025 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
15027 2009-03-31 Richard Guenther <rguenther@suse.de>
15029 PR middle-end/23401
15030 PR middle-end/27810
15031 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
15032 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
15033 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
15034 a separate statement.
15035 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
15036 (lookup_tmp_var): Likewise.
15037 (is_gimple_formal_tmp_or_call_rhs): Remove.
15038 (is_gimple_reg_or_call_rhs): Rename to ...
15039 (is_gimple_reg_rhs_or_call): ... this.
15040 (is_gimple_mem_or_call_rhs): Rename to ...
15041 (is_gimple_mem_rhs_or_call): ... this.
15042 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
15043 DECL_GIMPLE_REG_P only if is_formal is true.
15044 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
15045 for non-proper post-modify expression gimplification.
15046 (gimplify_self_mod_expr): For post-modify expressions gimplify
15047 the lvalue to a minimal lvalue.
15048 (rhs_predicate_for): Remove formal temp case.
15049 (gimplify_modify_expr_rhs): Likewise.
15050 (gimplify_addr_expr): Use is_gimple_reg.
15051 (gimplify_expr): Remove formal temp cases.
15052 (gimple_regimplify_operands): Likewise.
15053 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
15054 and FILTER_EXPR like constants.
15055 * gimple.c (walk_gimple_op): Fix val_only initialization, use
15057 (is_gimple_formal_tmp_rhs): Remove.
15058 (is_gimple_reg_rhs): Remove special casing.
15059 (is_gimple_mem_rhs): Fix.
15060 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
15061 (is_gimple_formal_tmp_var): Remove.
15062 (is_gimple_formal_tmp_reg): Likewise.
15063 (is_gimple_min_lval): Allow invariant component ref parts.
15064 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
15065 is_gimple_formal_tmp_reg): Remove declarations.
15066 * tree-cfg.c (verify_expr): Verify that variables with address
15067 taken do not have DECL_GIMPLE_REG_P set.
15068 * tree-mudflap.c (mf_build_check_statement_for): Use
15069 force_gimple_operand instead of gimplify_expr.
15071 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
15073 * modulo-sched.c (sms_schedule_by_order): Pass the actual
15074 schedulable rows to compute_split_row.
15076 2009-03-31 Ben Elliston <bje@au.ibm.com>
15079 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
15082 2009-03-31 Alan Modra <amodra@bigpond.net.au>
15084 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
15085 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
15086 * configure: Regenerate.
15087 * config.in: Regenerate.
15088 * config/rs6000/rs6000.opt (mtls-markers): Add.
15089 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
15090 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
15091 (tls_ld_aix, tls_ld_sysv): Likewise.
15092 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
15093 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
15095 2009-03-31 Alan Modra <amodra@bigpond.net.au>
15097 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
15099 2009-03-30 Jan Hubicka <jh@suse.cz>
15101 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
15103 (tree_remove_unreachable_handlers): Cleanup EH predecestor
15104 detection and label handling.
15106 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15108 * ira-int.h (ira_allocno): Rename left_conflicts_num to
15109 left_conflicts_size.
15110 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
15111 ALLOCNO_LEFT_CONFLICTS_SIZE.
15113 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
15114 remove_allocno_from_bucket_and_push,
15115 allocno_spill_priority_compare, push_allocnos_to_stack,
15116 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15117 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
15118 (setup_allocno_left_conflicts_num): Ditto. Rename to
15119 setup_allocno_left_conflicts_size.
15120 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15121 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
15122 setup_allocno_left_conflicts_size instead of
15123 setup_allocno_left_conflicts_num.
15125 * ira-build.c (ira_create_allocno): Use
15126 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
15127 ALLOCNO_LEFT_CONFLICTS_NUM.
15129 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15131 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15132 instead of DF_LR_OUT.
15134 * ira-lives.c (process_bb_node_lives): Ditto.
15136 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15137 instead of DF_LR_{OUT,IN}.
15139 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15141 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15143 2009-03-30 Jan Hubicka <jh@suse.cz>
15145 * except.c (label_to_region_map): Fix thinko.
15147 2009-03-30 Steve Ellcey <sje@cup.hp.com>
15149 PR middle-end/38237
15150 * tree.h (tree_find_value): New declaration.
15151 * tree.c (tree_find_value): New function.
15152 * varasm.c (assemble_external): Avoid duplicate entries on lists.
15154 2009-03-30 Jakub Jelinek <jakub@redhat.com>
15157 * c-decl.c (struct c_binding): Add locus field.
15158 (bind): Add locus argument, set locus field from it.
15159 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
15160 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
15161 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
15162 implicitly_declare, undeclared_variable, lookup_label,
15163 declare_label, c_make_fname_decl, c_builtin_function,
15164 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
15167 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
15170 * config/i386/i386.c (classify_argument): Check total size of
15173 2009-03-30 Martin Jambor <mjambor@suse.cz>
15175 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
15176 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
15177 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
15180 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
15181 seen_variable_array_ref while also traversing a union.
15183 * tree-inline.c (optimize_inline_calls): Do not call
15184 cgraph_node_remove_callees.
15185 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
15186 (pass_remove_cgraph_callee_edges): New variable.
15187 * passes.c (init_optimization_passes): Add
15188 pass_remove_cgraph_callee_edges after early inlining and before all
15189 late intraprocedural passes.
15191 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
15193 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15195 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
15196 Fix typos in names.
15198 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15200 * combine.c (simplify_comparison): Use have_insn_for.
15201 * dojump.c (do_jump): Likewise.
15203 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15205 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
15206 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
15207 sparc_compare_op0 like sparc_compare_emitted used to be handled.
15208 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
15209 instead of sparc_compare_emitted.
15210 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
15211 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
15212 instead of sparc_compare_emitted.
15214 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15216 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
15217 enter/exit cfglayout mode.
15218 (pass_partition_block): Require it.
15219 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
15220 (combine_instructions): Track basic blocks instead of labels.
15221 (update_cfg_for_uncondjump): New.
15222 (try_combine): Use it. Update jumps after rescanning.
15223 (pass_combine): Require PROP_cfglayout.
15224 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
15226 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15228 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
15229 Provide/destroy PROP_cfglayout respectively.
15230 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
15231 * tree-pass.h (PROP_cfglayout): New.
15233 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15235 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
15236 fold_convert_const_fixed_from_fixed,
15237 fold_convert_const_fixed_from_int,
15238 fold_convert_const_fixed_from_real, fold_negate_const): Do not
15239 set TREE_CONSTANT_OVERFLOW.
15240 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
15241 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
15243 2009-03-30 Ira Rosen <irar@il.ibm.com>
15245 * tree-vect-loop-manip.c: New file.
15246 * tree-vectorizer.c: Update documentation and included files.
15247 (vect_loop_location): Make extern.
15248 (rename_use_op): Move to tree-vect-loop-manip.c
15249 (rename_variables_in_bb, rename_variables_in_loop,
15250 slpeel_update_phis_for_duplicate_loop,
15251 slpeel_update_phi_nodes_for_guard1,
15252 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
15253 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
15254 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
15255 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
15256 find_loop_location): Likewise.
15257 (new_stmt_vec_info): Move to tree-vect-stmts.c.
15258 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
15259 get_vectype_for_scalar_type, vect_is_simple_use,
15260 supportable_widening_operation, supportable_narrowing_operation):
15262 (bb_in_loop_p): Move to tree-vect-loop.c.
15263 (new_loop_vec_info, destroy_loop_vec_info,
15264 reduction_code_for_scalar_code, report_vect_op,
15265 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
15266 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
15267 (vect_supportable_dr_alignment): Likewise.
15268 * tree-vectorizer.h (tree-data-ref.h): Include.
15269 (vect_loop_location): Declare.
15270 Reorganize function declarations according to the new file structure.
15271 * tree-vect-loop.c: New file.
15272 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
15273 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
15274 * tree-vect-data-refs.c: New file.
15275 * tree-vect-patterns.c (timevar.h): Don't include.
15276 * tree-vect-stmts.c: New file.
15277 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
15278 tree-vect-slp.c, tree-vect-loop.c.
15279 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
15280 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
15281 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
15282 (tree-vect-analyze.o): Remove.
15283 (tree-vect-transform.o): Likewise.
15284 (tree-vect-data-refs.o): Add rule.
15285 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
15286 tree-vect-slp.o): Likewise.
15287 (tree-vect-patterns.o): Remove redundant dependencies.
15288 (tree-vectorizer.o): Likewise.
15289 * tree-vect-slp.c: New file.
15291 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15293 * optc-gen.awk: Warn if an option flag has multiple different
15296 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
15298 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
15299 -floop-block): Document dependences on PPL, CLooG and Graphite.
15301 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15303 PR rtl-optimization/323
15304 * c-common.c (c_fully_fold, convert_and_check,
15305 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
15306 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
15307 * c-common.def (EXCESS_PRECISION_EXPR): New.
15308 * c-cppbuiltin.c (builtin_define_float_constants): Define
15309 constants with enough digits for long double.
15310 * c-lex.c (interpret_float): Interpret constant with excess
15311 precision where appropriate.
15312 * c-opts.c (c_common_post_options): Set
15313 flag_excess_precision_cmdline. Give an error for
15314 -fexcess-precision=standard for C++ for processors where the
15315 option is significant.
15316 * c-parser.c (c_parser_conditional_expression): Handle excess
15317 precision in condition.
15318 * c-typeck.c (convert_arguments): Handle arguments with excess
15320 (build_unary_op): Move excess precision outside operation.
15321 (build_conditional_expr): Likewise.
15322 (build_compound_expr): Likewise.
15323 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
15324 (build_modify_expr): Handle excess precision in RHS.
15325 (convert_for_assignment): Handle excess precision in converted
15327 (digest_init, output_init_element, process_init_element): Handle
15328 excess precision in initializer.
15329 (c_finish_return): Handle excess precision in return value.
15330 (build_binary_op): Handle excess precision in operands and add
15331 excess precision as needed for operation.
15332 * common.opt (-fexcess-precision=): New option.
15333 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
15334 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
15335 For standard excess precision, output explicit conversion to and
15336 truncation from XFmode.
15337 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
15338 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
15339 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
15340 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
15341 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
15342 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
15343 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
15344 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
15345 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
15346 define_splits, sqrt<mode>2): Disable where appropriate for
15347 standard excess precision.
15348 * convert.c (convert_to_real): Do not shorten arithmetic to type
15349 for which excess precision would be used.
15350 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
15351 * doc/invoke.texi (-fexcess-precision=): Document option.
15352 (-mfpmath=): Correct index entry.
15353 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
15354 flag_excess_precision): New.
15355 * langhooks.c (lhd_post_options): Set
15356 flag_excess_precision_cmdline.
15357 * opts.c (common_handle_option): Handle -fexcess-precision=.
15358 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
15359 init_excess_precision): New.
15360 (lang_dependent_init_target): Call init_excess_precision.
15361 * tree.c (excess_precision_type): New.
15362 * tree.h (excess_precision_type): Declare.
15364 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15367 * c-typeck.c (build_component_ref): Do not copy qualifiers from
15368 non-lvalue to component.
15370 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15372 PR preprocessor/34695
15373 * Makefile.in (c-opts.o): Depend on c-tree.h.
15374 * c-common.c: Move down include of diagnostic.h.
15375 (done_lexing, c_cpp_error): New.
15376 * c-common.h (done_lexing): Declare.
15377 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
15379 * c-opts.c: Include c-tree.h.
15380 (c_common_init_options): Set preprocessor error callback.
15381 (c_common_handle_option): Do not set preprocessor
15382 inhibit_warnings, warnings_are_errors, warn_system_headers,
15383 pedantic_errors or inhibit_warnings flags.
15384 (c_common_post_options): Do not check cpp_errors (parse_in).
15385 (c_common_finish): Do not output dependencies if there were
15386 errors. Do not check return value of cpp_finish.
15387 * c-ppoutput.c (pp_file_change): Set input_location.
15388 * c-tree.h (c_cpp_error): Declare.
15389 * diagnostic.c (diagnostic_set_info_translated): Also initialize
15391 (diagnostic_build_prefix): Check override_column.
15392 * diagnostic.h (diagnostic_info): Add override_column field.
15393 (diagnostic_override_column): Define.
15395 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
15397 * c-common.c (c_expand_expr, c_staticp): Remove.
15398 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
15399 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
15400 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
15401 * c-gimplify.c (gimplify_compound_literal_expr,
15402 optimize_compound_literals_in_ctor): Remove.
15403 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
15404 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
15405 * c-semantics.c (emit_local_var): Remove.
15407 * langhooks-def.h (lhd_expand_expr): Remove.
15408 * langhooks.c (lhd_expand_expr): Remove.
15409 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
15411 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
15412 handling from c-semantics.c; don't call into langhook.
15413 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
15414 * gimplify.c (gimplify_compound_literal_expr,
15415 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
15416 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
15417 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
15418 as was done in c-gimplify.c.
15419 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
15420 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
15421 Move from c-common.h.
15422 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
15424 * tree.c (staticp): Do not call langhook.
15425 * langhooks.c (lhd_staticp): Delete.
15426 * langhooks-def.h (lhd_staticp): Delete prototype.
15427 (LANG_HOOKS_STATICP): Delete.
15428 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
15430 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
15431 instead of DECL_STMTs.
15433 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15441 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
15443 (fold_call_expr): Return a NOP_EXPR from folding rather than the
15444 contained expression.
15445 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
15446 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
15447 conditional expressions for C.
15448 (decl_constant_value_for_optimization): Move from
15449 decl_constant_value_for_broken_optimization in c-typeck.c. Check
15450 whether optimizing and that the expression is a VAR_DECL not of
15451 array type instead of doing such checks in the caller. Do not
15452 check pedantic. Call gcc_unreachable for C++.
15453 * c-common.def (C_MAYBE_CONST_EXPR): New.
15454 * c-common.h (c_fully_fold, c_save_expr,
15455 decl_constant_value_for_optimization): New prototypes.
15456 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15457 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15458 EXPR_INT_CONST_OPERANDS): Define.
15459 * c-convert.c (convert): Strip nops from expression.
15460 * c-decl.c (groktypename): Take extra parameters expr and
15461 expr_const_operands. Update call to grokdeclarator.
15462 (start_decl): Update call to grokdeclarator. Add statement for
15463 expressions used in type of decl.
15464 (grokparm): Update call to grokdeclarator.
15465 (push_parm_decl): Update call to grokdeclarator.
15466 (build_compound_literal): Add parameter non_const and build a
15467 C_MAYBE_COSNT_EXPR if applicable.
15468 (grokdeclarator): Take extra parameters expr and
15469 expr_const_operands. Track expressions used in declaration
15470 specifiers and declarators. Fold array sizes and track whether
15471 they are constant expressions and whether they are integer
15472 constant expressions.
15473 (parser_xref_tag): Set expr and expr_const_operands fields in
15475 (grokfield): Update call to grokdeclarator.
15476 (start_function): Update call to grokdeclarator.
15477 (build_null_declspecs): Set expr and expr_const_operands fields in
15479 (declspecs_add_type): Handle expressions in typeof specifiers.
15480 * c-parser.c (c_parser_declspecs): Set expr and
15481 expr_const_operands fields for declaration specifiers.
15482 (c_parser_enum_specifier): Likewise.
15483 (c_parser_struct_or_union_specifier): Likewise.
15484 (c_parser_typeof_specifier): Likewise. Update call to
15485 groktypename. Fold expression as needed. Return expressions with
15486 type instead of adding statements.
15487 (c_parser_attributes): Update calls to c_parser_expr_list.
15488 (c_parser_statement_after_labels): Fold expression before passing
15489 to objc_build_throw_stmt.
15490 (c_parser_condition): Fold expression.
15491 (c_parser_asm_operands): Fold expression.
15492 (c_parser_conditional_expression): Use c_save_expr. Update call
15493 to build_conditional_expr.
15494 (c_parser_alignof_expression): Update call to groktypename.
15495 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
15496 original_code. Fold expression argument of va_arg. Create
15497 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
15498 argument to va_arg. Update calls to groktypename. Fold array
15499 index for offsetof. Verify that first argument to
15500 __builtin_choose_expr has integer type.
15501 (c_parser_postfix_expression_after_paren_type): Update calls to
15502 groktypename and build_compound_literal. Handle expressions with
15503 side effects in type name.
15504 (c_parser_postfix_expression_after_primary): Update call to
15505 c_parser_expr_list. Set original_code for calls to
15506 __builtin_constant_p.
15507 (c_parser_expr_list): Take extra parameter fold_p. Fold
15508 expressions if requested.
15509 (c_parser_objc_type_name): Update call to groktypename.
15510 (c_parser_objc_synchronized_statement): Fold expression.
15511 (c_parser_objc_receiver): Fold expression.
15512 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
15513 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
15514 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
15515 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
15516 (struct c_typespec): Add elements expr and expr_const_operands.
15517 (struct c_declspecs): Add elements expr and expr_const_operands.
15518 (groktypename, build_conditional_expr, build_compound_literal):
15520 (in_late_binary_op): Declare.
15521 * c-typeck.c (note_integer_operands): New function.
15522 (in_late_binary_op): New variable.
15523 (decl_constant_value_for_broken_optimization): Move to c-common.c
15524 and rename to decl_constant_value_for_optimization.
15525 (default_function_array_conversion): Do not strip nops.
15526 (default_conversion): Do not call
15527 decl_constant_value_for_broken_optimization.
15528 (build_array_ref): Do not fold result.
15529 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
15530 result when operand is a VLA.
15531 (c_expr_sizeof_type): Update call to groktypename. Handle
15532 expressions included in type name. Use C_MAYBE_CONST_EXPR for
15533 result when operand names a VLA type.
15534 (build_function_call): Update call to build_compound_literal.
15535 Only fold result for calls to __builtin_* functions. Strip
15536 NOP_EXPR from INTEGER_CST returned from such functions. Fold
15537 the function designator.
15538 (convert_arguments): Fold arguments. Update call to
15539 convert_for_assignment.
15540 (build_unary_op): Handle increment and decrement of
15541 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
15542 decrement earlier. Fold operand of increment and decrement.
15543 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
15544 built for integer operand. Wrap returns that are INTEGER_CSTs
15545 without being integer constant expressions or that have integer
15546 constant operands without being INTEGER_CSTs.
15547 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
15548 (build_conditional_expr): Add operand ifexp_bcp. Track whether
15549 result is an integer constant expression or can be used in
15550 unevaluated parts of one and avoid folding and wrap as
15551 appropriate. Fold operands before possibly doing -Wsign-compare
15553 (build_compound_expr): Wrap result for C99 if operands can be used
15554 in integer constant expressions.
15555 (build_c_cast): Update call to digest_init. Do not ignore
15556 overflow from casting floating-point constants to integers. Wrap
15557 results that could be confused with integer constant expressions,
15558 null pointer constants or floating-point constants.
15559 (c_cast_expr): Update call to groktypename. Handle expressions
15560 included in type name.
15561 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
15562 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
15563 Update calls to convert_for_assignment.
15564 (convert_for_assignment): Take new parameter
15565 null_pointer_constant. Do not strip nops or call
15566 decl_constant_value_for_broken_optimization. Set
15567 in_late_binary_op for conversions to boolean.
15568 (store_init_value): Update call to digest_init.
15569 (digest_init): Take new parameter null_pointer_constant. Do not
15570 call decl_constant_value_for_broken_optimization. pedwarn for
15571 initializers not constant expressions. Update calls to
15572 convert_for_assignment.
15573 (constructor_nonconst): New.
15574 (struct constructor_stack): Add nonconst element.
15575 (really_start_incremental_init, push_init_level, pop_init_level):
15576 Handle constructor_nonconst and nonconst element.
15577 (set_init_index): Call constant_expression_warning for array
15579 (output_init_element): Fold value. Set constructor_nonconst as
15580 applicable. pedwarn for initializers not constant expressions.
15581 Update call to digest_init. Call constant_expression_warning
15582 where constant initializers are required.
15583 (process_init_element): Use c_save_expr.
15584 (c_finish_goto_ptr): Fold expression.
15585 (c_finish_return): Fold return value. Update call to
15586 convert_for_assignment.
15587 (c_start_case): Fold switch expression.
15588 (c_process_expr_stmt): Fold expression.
15589 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
15590 ensure statement expression is not evaluated in constant expression.
15591 (build_binary_op): Track whether results are integer constant
15592 expressions or may occur in such, disable folding and wrap results
15593 as applicable. Fold operands for -Wsign-compare warnings unless
15595 (c_objc_common_truthvalue_conversion): Handle results folded to
15596 integer constants that are not integer constant expressions.
15597 * doc/extend.texi: Document when typeof operands are evaluated,
15598 that condition of __builtin_choose_expr is an integer constant
15599 expression, and more about use of __builtin_constant_p in
15602 2009-03-29 Richard Guenther <rguenther@suse.de>
15604 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
15605 propagate addresses of array references.
15607 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
15609 * regmove.c (perhaps_ends_bb_p): Remove.
15610 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
15611 from INSN and check that the main loop stays within that basic block.
15612 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
15613 (regmove_forward_pass): Split out from regmove_optimize. Use
15614 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
15615 (regmove_backward_pass): Split out from regmove_optimize. Use
15616 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
15617 (regmove_optimize): Simplify.
15619 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15622 * config/i386/i386.c (classify_argument): Ignore flexible array
15623 member in struct and warn ABI change.
15625 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15627 * config/i386/i386-protos.h (ix86_agi_dependent): New.
15629 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
15630 (ix86_adjust_cost): Updated.
15632 2009-03-29 Jan Hubicka <jh@suse.cz>
15634 PR middle-end/28850
15635 * tree-pass.h (pass_cleanup_eh): New function.
15636 (remove_unreachable_regions): Break code handling RTL
15637 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
15638 that can not be reached by runtime.
15639 (can_be_reached_by_runtime): New function.
15640 (label_to_region_map): New function.
15641 (num_eh_regions): New function.
15642 (rtl_remove_unreachable_regions): New function.
15643 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
15644 (remove_eh_region): New function.
15645 * except.h: Include sbitmap and vecprim.
15646 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
15647 num_eh_regions): Declare.
15648 * passes.c (init_optimization_passes): Schedule cleanup_eh.
15649 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
15650 * tree-eh.c (tree_remove_unreachable_handlers): New function.
15651 (tree_empty_eh_handler_p): New function.
15652 (cleanup_empty_eh): New function.
15653 (cleanup_eh): New function.
15654 (pass_cleanup_eh): New function.
15656 2009-03-29 Jan Hubicka <jh@suse.cz>
15658 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
15659 for removed regions.
15661 2009-03-29 Jan Hubicka <jh@suse.cz>
15663 * except.c (dump_eh_tree): Dump all datastructures.
15665 2009-03-29 Jan Hubicka <jh@suse.cz>
15667 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
15668 (duplicate_eh_regions_1): Likewise.
15669 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
15670 vector; call EH verification.
15671 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15672 Be ready for region being removed.
15674 2009-03-29 Jan Hubicka <jh@suse.cz>
15676 * bitmap.c (bitmap_last_set_bit): New function.
15677 * bitmap.h (bitmap_last_set_bit): Declare.
15679 2009-03-29 David Ayers <ayers@fsfe.org>
15682 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
15683 by calling objc_compare_types and surpress warnings about
15684 incompatible C pointers that are compatible ObjC pointers.
15686 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
15688 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
15689 call initialize_inline_failed.
15690 (initialize_inline_failed): Move it from here ...
15691 * cgraph.c (initialize_inline_failed): ... to here.
15692 (cgraph_create_edge): Call initialize_inline_failed rather than
15693 setting inline_failed directly.
15695 2009-03-29 Ben Elliston <bje@au.ibm.com>
15698 * sysv4.opt (msdata): Improve comment.
15699 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
15700 * sysv4.h (SVR4_ASM_SPEC): Likewise.
15702 2009-03-29 Ben Elliston <bje@au.ibm.com>
15705 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
15706 load and store attributes.
15708 2009-03-29 Ben Elliston <bje@au.ibm.com>
15710 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
15711 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
15712 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
15713 * doc/extend.texi (X86 Built-in Functions): Add index entries for
15714 __builtin_infq and __builtin_huge_valq.
15716 2009-03-28 Anatoly Sokolov <aesok@post.ru>
15718 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
15720 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15721 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
15723 2009-03-28 Xinliang David Li <davidxl@google.com>
15725 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
15726 (do_dbg_cnt): New function.
15728 2009-03-28 Jan Hubicka <jh@suse.cz>
15730 Merge from pretty-ipa:
15732 2009-03-27 Jan Hubicka <jh@suse.cz>
15734 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15735 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
15736 * passes.c (function_called_by_processed_nodes_p): New.
15737 * ipa-pure-const.c (check_call): Fix handling of operands.
15738 (analyze_function): Dump debug output for skipped bodies.
15739 (local_pure_const): Use function_called_by_processed_nodes_p.
15740 * dwarf2out.c (reference_to_unused): Use output.
15741 * passes.c (do_per_function_toporder): Likewise.
15743 2008-11-12 Jan Hubicka <jh@suse.cz>
15745 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
15746 * ipa-pure-const.c (funct_state_d): Add can throw field; make
15747 state_set_in_source enum
15748 (check_decl): Ignore memory tags; do not set fake looping flags;
15750 (check_operand, check_tree, check_rhs_var, check_lhs_var,
15751 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
15752 (check_call, analyze_function): Rewrite.
15754 (add_new_function): Update call of analyze_function.
15755 (generate_summary): Add call of analyze_function.
15756 (propagate): Propagate can_throw; handle state_set_in_source correctly.
15757 (local_pure_const): New function.
15758 (pass_local_pure_const): New pass.
15759 * ipa-inline.c (inline_transform): Set after_inlining.
15760 * tree-eh.c (stmt_can_throw_external): New.
15761 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
15762 work with aliasing built.
15763 * tree-flow.h (stmt_can_throw_external): New.
15764 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
15765 and local pure/const pass in early and late optimization queue.
15767 2009-03-28 Martin Jambor <mjambor@suse.cz>
15769 * fold-const.c (get_pointer_modulus_and_residue): New parameter
15771 (fold_binary): Allow function decl aligment consideration is the
15772 second argument is integer constant one.
15773 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
15774 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
15775 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
15777 2009-03-28 Jan Hubicka <jh@suse.cz>
15779 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
15780 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
15781 * function.h (rtl_data): Add nothrow flag.
15782 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
15783 set DECL_NOTHROW for AVAILABLE functions.
15785 2009-03-28 Jakub Jelinek <jakub@redhat.com>
15787 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
15788 following vector keyword has expansion starting with pixel or bool
15789 keyword, expand vector to __vector and pixel or bool to __pixel or
15793 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
15794 warn_if_disallowed_function_p): Removed.
15795 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
15796 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
15797 warning_if_disallowed_function_p.
15798 * flags.h (warn_if_disallowed_function_p,
15799 warn_disallowed_functions): Removed.
15800 * common.opt (Wdisallowed-function-list=): Removed.
15801 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
15803 2009-03-28 Richard Guenther <rguenther@suse.de>
15805 PR tree-optimization/38723
15806 * tree-ssa-pre.c (compute_avail): Add all default definitions to
15809 2009-03-28 Jan Hubicka <jh@suse.cz>
15811 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
15812 test introduced by my previous patch.
15814 2009-03-28 Richard Guenther <rguenther@suse.de>
15816 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
15817 the PHIs value undefined.
15819 2009-03-28 Jan Hubicka <jh@suse.cz>
15821 * tree-pass.h (pass_fixup_cfg): New pass.
15822 * ipa-inline.c (inline_transform): Set
15823 always_inline_functions_inlined/after_inlining.
15824 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
15825 (pass_fixup_cfg): New pass.
15826 * passes.c (init_optimization_passes): Add fixup_cfg.
15828 2009-03-28 Richard Guenther <rguenther@suse.de>
15830 PR tree-optimization/38458
15831 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
15832 argument use the arguments copy-of value.
15834 2009-03-28 Richard Guenther <rguenther@suse.de>
15836 PR tree-optimization/38180
15837 * tree-ssa-ccp.c (get_default_value): Simplify.
15838 (likely_value): Likewise.
15839 (surely_varying_stmt_p): Properly handle VOP case.
15840 (ccp_initialize): Likewise.
15841 (ccp_fold): Handle propagating through *&.
15842 (fold_const_aggregate_ref): Also handle decls.
15844 2009-03-28 Jan Hubicka <jh@suse.cz>
15846 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15847 * cgraph.h (cgraph_node): Likewise.
15848 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
15849 (cgraph_reset_node): Use process flag.
15850 (cgraph_mark_functions_to_output): Likewise.
15851 (cgraph_expand_function): Likewise.
15852 (cgraph_expand_all_functions): Likewise.
15853 (cgraph_output_in_order): Likewise.
15854 * dwarf2out.c (reference_to_unused): Likewise.
15855 * passes.c do_per_function_toporder): Likewise.
15857 2009-03-28 Jan Hubicka <jh@suse.cz>
15859 Bring from lto-branch:
15861 2008-09-03 Doug Kwan <dougkwan@google.com>
15863 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
15864 enums instead of reason strings.
15865 * cgraph.c (cgraph_create_edge): Same.
15866 (cgraph_inline_failed_string): New function.
15867 * cgraph.h (cgraph_inline_failed_t): New enum type.
15868 (cgraph_inline_failed_string): New prototype.
15869 (struct cgraph_edge): Change type of INLINED_FAILED from constant
15870 char pointer to cgraph_inline_failed_t.
15871 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
15872 (cgraph_default_inline_p): Ditto.
15873 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
15874 to cgraph_inline_failed_t pointer.
15875 * cif-code.def: New file.
15876 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
15878 (cgraph_check_inline_limits): Change type of REASON to pointer to
15879 cgraph_inline_failed_t. Replace reason strings with enums.
15880 (cgraph_default_inline_p): Ditto.
15881 (cgraph_recursive_inlining_p): Ditto.
15882 (update_caller_keys): Change type of FAILED_REASON to
15883 cgraph_inline_failed_t.
15884 (cgraph_set_inline_failed): Change type of REASON to pointer to
15885 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
15886 convert enums to strings for text output.
15887 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
15888 to be of type cgraph_inline_failed_t. Replace reason strings with
15889 enums. Call cgraph_inline_failed_string to covert enums
15890 to strings for text output.
15891 (cgraph_decide_inlining): Replace reason strings with enums.
15892 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
15893 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
15895 * tree-inline.c (expand_call_inline): Change type of REASON
15896 to cgraph_inline_failed_t. Replace reason strings with enums.
15897 Call cgraph_inline_failed_string for text output.
15898 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
15901 2009-03-28 Jan Hubicka <jh@suse.cz>
15903 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
15904 cgraph_clone_node): Remove master clone handling.
15905 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15906 * cgraph.h (master_clone): Remove.
15907 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15908 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
15909 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
15911 2009-03-28 Jan Hubicka <jh@suse.cz>
15913 * cgraph.c (cgraph_function_body_availability): Functions declared
15914 inline are always safe to assume that it is not going to be replaced.
15916 2009-03-28 Richard Guenther <rguenther@suse.de>
15918 PR tree-optimization/38513
15919 * tree-ssa-pre.c (eliminate): Remove redundant stores.
15920 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15921 EXC_PTR_EXPR and FILTER_EXPR.
15922 (get_ref_from_reference_ops): Likewise.
15924 2009-03-28 Richard Guenther <rguenther@suse.de>
15926 PR tree-optimization/38968
15927 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
15928 Use FLOOR_MOD_EXPR to compute misalignment.
15930 2009-03-28 Richard Guenther <rguenther@suse.de>
15932 PR tree-optimization/37795
15933 * tree.h (combine_comparisons): Declare.
15934 * fold-const.c (combine_comparisons): Export.
15935 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
15937 (ifcombine_iforif): Use combine_comparisons.
15939 2009-03-28 Jan Hubicka <jh@suse.cz>
15941 * tree-eh.c (inlinable_call_p): New function.
15942 (make_eh_edges): Use it.
15943 (verify_eh_edges): Use it.
15944 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
15945 * except.c (reachable_next_level): Add inlinable_function argument
15946 (sjlj_find_directly_reachable_regions): Update.
15947 (add_reachable_handler): Do not set saw_any_handlers.
15948 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
15949 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15950 Add new inlinable call parameter.
15951 (can_throw_internal, can_throw_external): Update.
15952 * except.h (can_throw_internal_1, can_throw_external_1,
15953 foreach_reachable_handler): Update declaration.
15955 2009-03-28 Joseph Myers <joseph@codesourcery.com>
15957 * config/arm/t-arm-coff, config/h8300/coff.h,
15958 config/i386/i386-aout.h, config/i386/i386-coff.h,
15959 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
15960 config/pdp11/2bsd.h, config/rs6000/aix41.h,
15961 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
15962 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
15963 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
15964 sys-types.h: Remove.
15965 * Makefile.in: Remove protoize and fixproto support and references
15967 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
15968 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
15970 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
15971 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
15972 unprotoize$(exeext).
15973 (rest.encap): Don't depend on $(STMP_FIXPROTO)
15974 (.PHONY): Don't depend on proto.
15975 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
15976 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
15977 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
15978 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
15979 build/gen-protos.o, build/scan.o, xsys-protos.h,
15980 build/fix-header$(build_exeext), build/fix-header.o,
15981 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
15982 stmp-install-fixproto): Remove.
15983 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
15984 SYSCALLS.c or fixproto files.
15985 (install-common): Don't install protoize.
15986 (install-headers-tar, install-headers-cpio, install-headers-cp):
15987 Don't depend on $(STMP_FIXPROTO).
15988 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
15989 install fixproto files or write out fixproto settings.
15990 (uninstall): Don't uninstall protoize.
15991 * config.gcc (use_fixproto): Remove.
15992 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
15993 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
15994 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
15995 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
15996 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
15997 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
15998 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
15999 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
16000 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
16001 * config/t-vxworks (STMP_FIXPROTO): Remove.
16002 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
16003 STMP_FIXPROTO): Remove.
16004 * config.in, configure: Regenerate.
16005 * crtstuff.c (gid_t, uid_t): Don't undefine.
16006 * doc/install.texi: Change m68k-coff to m68k-elf in example.
16007 (arm-*-coff, arm-*-aout: Remove target entries.
16008 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
16009 Remove mention of AIX 4.1.
16010 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
16011 * doc/invoke.texi (Running Protoize): Remove.
16012 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
16013 (Protoize Caveats): Remove.
16014 * tsystem.h: Update comments on headers assumed to exist.
16016 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
16018 * genautomata.c: Add a new year to the copyright. Add a new
16020 (struct insn_reserv_decl): Add comments for member bypass_list.
16021 (find_bypass): Remove.
16022 (insert_bypass): New.
16023 (process_decls): Use insert_bypass.
16024 (output_internal_insn_latency_func): Output all bypasses with the
16025 same input insn in one switch case.
16027 * rtl.def (define_bypass): Describe bypass choice.
16028 * doc/md.texi (define_bypass): Ditto.
16030 2009-03-27 Richard Guenther <rguenther@suse.de>
16032 * gimplify.c (mark_addressable): Export.
16033 * tree-flow.h (mark_addressable): Declare.
16034 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
16035 * tree-ssa.c (verify_phi_args): Verify that address taken
16036 variables have TREE_ADDRESSABLE set.
16038 2009-03-27 Richard Guenther <rguenther@suse.de>
16040 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
16041 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
16042 Do not mark decls TREE_ADDRESSABLE.
16043 (build_fold_addr_expr): Adjust.
16044 (fold_addr_expr): Remove.
16045 (fold_unary): Use build_fold_addr_expr.
16046 (fold_comparison): Likewise.
16047 (split_address_to_core_and_offset): Likewise.
16048 * coverage.c (tree_coverage_counter_addr): Mark the array decl
16050 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
16051 (gimplify_modify_expr_to_memcpy): Mark source and destination
16053 * omp-low.c (create_omp_child_function): Mark the object decl
16055 (lower_rec_input_clauses): Mark the var we take the address of
16057 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
16059 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16061 PR middle-end/39315
16062 * cfgexpand.c (expand_one_stack_var_at): Change alignment
16063 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
16065 2009-03-27 Richard Guenther <rguenther@suse.de>
16067 PR tree-optimization/39120
16068 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
16070 (handle_lhs_call): Process return constraints. Add escape
16071 constraints if necessary.
16072 (handle_const_call): Fill out return constraints. Make nested
16073 case more precise. Avoid consttmp if possible.
16074 (handle_pure_call): Fill out return constraints. Avoid
16075 callused if possible.
16076 (find_func_aliases): Simplify call handling.
16078 2009-03-27 Richard Guenther <rguenther@suse.de>
16080 PR tree-optimization/39120
16081 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
16082 as a representative.
16083 (solve_graph): Do propagate CALLUSED.
16084 (handle_pure_call): Use a scalar constraint from CALLUSED for
16086 (find_what_p_points_to): CALLUSED shall not appear in poins-to
16089 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16092 * c-common.c (handle_aligned_attribute): Properly check alignment
16093 overflow. Use (1U << i) instead of (1 << i).
16095 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
16097 * expr.h (get_mem_align_offset): Updated.
16099 * tree.h (tree_decl_common): Change align to "unsigned int" and
16100 move it before pointer_alias_set.
16102 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16103 Jakub Jelinek <jakub@redhat.com>
16106 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
16107 gr_register_operand with gr_reg_or_0_operand.
16108 (cmpxchg_rel_di): Likewise.
16109 (sync_lock_test_and_set<mode>): Likewise.
16111 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16113 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
16114 (true_regnum): Likewise.
16116 * rtlanal.c (subreg_info): Moved to ...
16117 * rtl.h (subreg_info): Here. New.
16118 (subreg_get_info): New.
16120 * rtlanal.c (subreg_get_info): Make it extern.
16122 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16125 * config/i386/i386.c (ix86_abi): New.
16126 (override_options): Handle -mabi=.
16127 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
16128 (ix86_call_abi_override): Likewise.
16129 (init_cumulative_args): Likewise.
16130 (function_arg_advance): Likewise.
16131 (function_arg_64): Likewise.
16132 (function_arg): Likewise.
16133 (ix86_pass_by_reference): Likewise.
16134 (ix86_function_value_regno_p): Likewise.
16135 (ix86_build_builtin_va_list_abi): Likewise.
16136 (setup_incoming_varargs_64): Likewise.
16137 (is_va_list_char_pointer): Likewise.
16138 (ix86_init_machine_status): Likewise.
16139 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
16140 (ix86_function_type_abi): Return enum calling_abi. Rewrite
16141 for 64bit. Replace DEFAULT_ABI with ix86_abi.
16142 (ix86_function_abi): Make it static and return enum calling_abi.
16143 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
16145 (ix86_fn_abi_va_list): Updated.
16147 * config/i386/i386.h (ix86_abi): New.
16148 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
16149 (CONDITIONAL_REGISTER_USAGE): Likewise.
16150 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
16151 (machine_function): Likewise.
16153 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
16155 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
16156 (STACK_BOUNDARY): Likewise.
16157 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
16159 * config/i386/i386.opt (mabi=): New.
16161 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
16162 return enum calling_abi.
16163 (ix86_function_type_abi): Likewise.
16164 (ix86_function_abi): Removed.
16166 * doc/invoke.texi: Document -mabi= option for x86.
16168 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16170 * builtins.c (real_dconstp): Delete.
16171 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
16173 2009-03-27 Dodji Seketeli <dodji@redhat.com>
16174 Jakub Jelinek <jakub@redhat.com>
16177 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
16178 (gen_subprogram_die): When a function is explicit, generate the
16179 DW_AT_explicit attribute.
16180 * langhooks.h (struct lang_hooks_for_decls): Add
16181 function_decl_explicit_p langhook.
16182 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
16183 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
16185 2009-03-27 Jakub Jelinek <jakub@redhat.com>
16187 * builtins.c (fold_builtin_memory_op): Optimize memmove
16188 into memcpy if we can prove source and destination don't overlap.
16190 * tree-inline.c: Include gt-tree-inline.h.
16191 (clone_fn_id_num): New variable.
16192 (clone_function_name): New function.
16193 (tree_function_versioning): Use it.
16194 * Makefile.in (GTFILES): Add tree-inline.c.
16196 2009-03-27 Mark Mitchell <mark@codesourcery.com>
16198 * BASE-VER: Change to 4.5.0.
16200 2009-03-27 Xinliang David Li <davidxl@google.com>
16202 PR tree-optimization/39557
16203 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
16205 2009-03-27 Xinliang David Li <davidxl@google.com>
16207 PR tree-optimization/39548
16208 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
16211 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16213 * c-common.c (pointer_int_sum): Use %wd on return from
16216 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16218 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
16219 on return from tree_low_cst.
16221 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
16224 * ginclude/stdarg.h (va_copy): Define also for
16225 __GXX_EXPERIMENTAL_CXX0X__.
16227 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16230 * builtins.h (c_strlen): Do not warn here.
16231 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16232 * c-common.c (pointer_int_sum): Take an explicit location.
16233 Warn about offsets out of bounds.
16234 * c-common.h (pointer_int_sum): Adjust declaration.
16236 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16238 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
16241 2009-03-26 Jakub Jelinek <jakub@redhat.com>
16244 * opts.c (warn_if_disallowed_function_p): Don't assume
16245 get_callee_fndecl must return non-NULL.
16247 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
16249 PR rtl-optimization/39522
16250 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
16251 when reg_reloaded_valid is set.
16253 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16255 * config/spu/divv2df3.c: New file.
16256 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
16257 (DPBIT_FUNCS): Filter out _div_df.
16259 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
16261 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
16262 a jump insn, count that jump in the distance to the loop start.
16264 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
16267 * config/sh/sh.c (calc_live_regs): Fix condition for global
16268 registers except PIC_OFFSET_TABLE_REGNUM.
16270 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
16273 * doc/invoke.texi (-mconsole): New.
16275 (-mno-cygwin): New.
16277 (-mnop-fun-dllimport): New.
16281 (sub section "i386 and x86-64 Windows Options"): New.
16283 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
16285 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
16286 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
16288 2009-03-25 Richard Guenther <rguenther@suse.de>
16290 PR middle-end/39497
16291 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
16294 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
16296 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
16297 neither of haifa/selective schedulers are working.
16299 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16301 * doc/invoke.texi (Debugging Options): Fix description of
16302 -fno-merge-debug-strings.
16304 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
16306 * config/cris/libgcc.ver: New version-script.
16307 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
16309 * configure.ac <GAS features, nop mnemonic>: Add pattern
16310 crisv32-*-* for "nop".
16311 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
16312 * configure: Regenerate.
16314 2009-03-24 Ira Rosen <irar@il.ibm.com>
16316 PR tree-optimization/39529
16317 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
16318 mark_sym_for_renaming for the tag copied to the new vector
16321 2009-03-24 Arthur Loiret <aloiret@debian.org>
16323 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
16324 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
16325 EXTRA_SPEC_FUNCTIONS.
16326 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
16327 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
16328 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
16329 -march and -mtune options.
16331 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
16333 * config/m68k/t-rtems: Add m5329 multilib.
16335 2009-03-24 Dodji Seketeli <dodji@redhat.com>
16336 Jakub Jelinek <jakub@redhat.com>
16339 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
16342 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16345 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
16346 instead of c_parser_expression_conv, if original_code isn't one of the
16347 4 allowed comparison codes, fail.
16349 2009-03-23 Richard Guenther <rguenther@suse.de>
16351 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
16352 * tree.h (struct tree_type): Likewise.
16353 * reload.h (struct insn_chain): Likewise.
16354 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
16355 * function.h (struct function): Likewise.
16356 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
16358 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16360 PR tree-optimization/39516
16361 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
16363 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
16365 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
16366 should be set true if BITS_PER_WORD of target is bigger than 32
16368 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
16370 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
16371 Translate -B-options to -rpath-link. Correct existing
16372 rpath-link and conditionalize on !nostdlib.
16374 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16376 * doc/extend.texi (Function Attributes, Variable Attributes):
16378 * doc/invoke.texi (Debugging Options, Optimize Options)
16379 (i386 and x86-64 Options, MCore Options): Likewise.
16381 2009-03-20 Jakub Jelinek <jakub@redhat.com>
16384 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
16385 it for block local namespace aliases.
16386 (gen_decl_die): Pass context_die to gen_namespace_die.
16388 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16391 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
16392 minimum or maximum value.
16394 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
16396 * reginfo.c (globalize_reg): Recompute derived reg sets.
16398 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
16401 * libgcc2.c (mprotect): Do not use signed arguments for
16402 VirtualProtect, use DWORD arguments. Also fix the 'may
16403 be used uninitialized' warning for the np variable.
16405 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16408 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
16409 functions using regparm calling conventions when not optimizing.
16410 (ix86_function_sseregparm): Similarly for sseregparm calling
16413 2009-03-19 Li Feng <nemokingdom@gmail.com>
16415 PR middle-end/39500
16416 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
16417 dependence if the first conflict is after niter iterations.
16419 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
16421 PR middle-end/38609
16422 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
16423 functions with dynamic stack-pointer adjustments.
16425 2009-03-19 Ben Elliston <bje@au.ibm.com>
16427 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
16428 option; change to -msdata=data.
16430 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16432 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
16435 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
16438 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
16440 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
16442 * doc/invoke.texi (Code Gen Options): Expand discussion of
16445 2009-03-18 Jakub Jelinek <jakub@redhat.com>
16447 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
16448 * matrix-reorg.c (struct matrix_info): Likewise.
16449 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
16450 * rtl.h (struct mem_attrs): Likewise.
16451 * df.h (struct df): Likewise.
16452 * tree-data-ref.h (struct data_dependence_relation): Likewise.
16453 * ira-int.h (struct ira_allocno): Likewise.
16454 * df-scan.c (struct df_collection_rec): Likewise.
16455 * ira.c (struct equivalence): Likewise.
16456 * function.c (struct temp_slot): Likewise.
16457 * cfgloop.h (struct loop): Likewise.
16460 * function.c (use_register_for_decl): When not optimizing, disregard
16461 register keyword for variables with types containing methods.
16463 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
16465 PR middle-end/39447
16466 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
16467 (is_simple_operand): Call contains_component_ref_p before calling data
16468 reference analysis that would fail on COMPONENT_REFs.
16470 * tree-vrp.c (search_for_addr_array): Fix formatting.
16472 2009-03-18 Richard Guenther <rguenther@suse.de>
16474 * tree-vect-transform.c (vect_loop_versioning): Fold the
16475 generated comparisons.
16476 * tree-vectorizer.c (set_prologue_iterations): Likewise.
16477 (slpeel_tree_peel_loop_to_edge): Likewise.
16479 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16481 PR middle-end/37805
16482 * opts.c (print_specific_help): In addition to `undocumented',
16483 accept `separate' and `joined' flags if passed alone. Describe
16484 output by the first matched one of those.
16485 (common_handle_option): Skip over empty strings.
16486 * gcc.c (display_help): Fix help string for `--help='.
16487 * doc/invoke.texi (Option Summary, Overall Options): With
16488 `--help=', classes and qualifiers can both be repeated, but
16489 only the latter can be negated. One should not pass only
16490 negated qualifiers. Fix markup and examples.
16493 2008-10-14 Jakub Jelinek <jakub@redhat.com>
16494 PR middle-end/37805
16495 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
16496 and -fhelp=separate.
16498 2009-03-17 Jing Yu <jingyu@google.com>
16500 PR middle-end/39378
16501 * function.h (struct rtl_data): Move is_thunk from here...
16502 (struct function): ...to here.
16503 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
16504 * varasm.c (assemble_start_function): Change is_thunk from crtl to
16506 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
16508 (alpha_does_function_need_gp, alpha_start_function): Likewise.
16509 (alpha_output_function_end_prologue): Likewise.
16510 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
16511 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
16512 (rs6000_output_function_epilogue): Likewise.
16513 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
16515 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
16518 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
16519 from different units in a single alternative.
16520 (*truncdfsf_i387): Ditto.
16521 (*truncxfsf2_mixed): Ditto.
16522 (*truncxfdf2_mixed): Ditto.
16524 2009-03-17 Jakub Jelinek <jakub@redhat.com>
16526 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
16527 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
16530 * tree-ssa-live.c (remove_unused_locals): Don't remove local
16531 unused non-artificial variables when not optimizing.
16534 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
16535 DW_TAG_imported_module even if decl is IMPORTED_DECL with
16536 NAMESPACE_DECL in its DECL_INITIAL.
16538 PR middle-end/39443
16539 * optabs.c (set_user_assembler_libfunc): New function.
16540 * expr.h (set_user_assembler_libfunc): New prototype.
16541 * c-common.c: Include libfuncs.h.
16542 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
16543 for memcmp, memset, memcpy, memmove and abort.
16544 * Makefile.in (c-common.o): Depend on libfuncs.h.
16547 * dwarf2out.c (gen_inlined_enumeration_type_die,
16548 gen_inlined_structure_type_die, gen_inlined_union_type_die,
16549 gen_tagged_type_instantiation_die): Removed.
16550 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
16553 2009-03-17 Janis Johnson <janis187@us.ibm.com>
16556 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
16558 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
16559 (check-parallel-%): Ditto.
16560 (check-consistency): Ditto.
16562 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
16564 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
16565 local variable rhs by NULL_TREE.
16567 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16570 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
16572 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16575 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
16577 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16580 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
16581 for ms->sysv ABI calls only in 64bit mode.
16583 * config/i386/i386.md (untyped_call): Support 32bit.
16585 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
16587 * doc/extend.texi: Replace x86_65 with x86_64.
16589 2009-03-16 Jakub Jelinek <jakub@redhat.com>
16591 PR tree-optimization/39455
16592 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
16593 mismatches for POINTER_TYPE_P (type).
16594 (number_of_iterations_le): Likewise.
16596 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16598 * config/picochip/picochip.c: Removed profiling support.
16599 * config/picochip/picochip.md: Removed profiling instruction.
16600 * config/picochip/picochip.h: Removed profiling builtin.
16602 2009-03-16 Joseph Myers <joseph@codesourcery.com>
16604 * doc/install.texi (--with-host-libstdcxx): Document.
16606 2009-03-14 Anatoly Sokolov <aesok@post.ru>
16609 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
16610 generate a warning if the function name does not begin with
16611 "__vector" and the function has either the 'signal' or 'interrupt'
16612 attribute, from here to ...
16613 (avr_declare_function_name): ...here. New function.
16614 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
16615 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
16617 2009-03-14 Jakub Jelinek <jakub@redhat.com>
16620 * cse.c (fold_rtx): Don't modify original const_arg1 when
16621 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
16622 separate variable instead.
16623 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
16624 from out of range shift counts.
16625 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
16627 2009-03-13 Catherine Moore <clm@codesourcery.com>
16629 * config/i386/x-mingw32 (host-mingw32.o): Replace
16630 diagnostic.h with $(DIAGNOSTIC_H).
16632 2009-03-12 Jakub Jelinek <jakub@redhat.com>
16635 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
16637 * config/i386/sync.md (sync_compare_and_swap<mode>,
16638 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
16639 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
16641 (sync_double_compare_and_swapdi_pic,
16642 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
16643 cmpxchg8b_pic_memory_operand instead of just memory_operand.
16645 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16648 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
16650 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16653 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16654 (avx_addsubv4df3): Likewise.
16655 (*avx_addsubv4sf3): Likewise.
16656 (sse3_addsubv4sf3): Likewise.
16658 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16661 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
16663 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
16666 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
16667 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16668 registers for allocnos created from user-defined variables.
16670 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16673 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
16674 of non-integer mode as well.
16676 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
16678 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
16679 for functions for which the parameter types are unknown.
16681 2009-03-11 Jakub Jelinek <jakub@redhat.com>
16684 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
16685 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
16686 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
16687 * config/i386/i386.c (ix86_local_alignment): For
16688 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
16689 long long variables on the stack to avoid dynamic realignment.
16690 Allow the first argument to be a decl rather than type.
16691 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
16693 2009-03-11 Nick Clifton <nickc@redhat.com>
16696 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
16698 Add description to mno-lsim option.
16699 * config/mcore/mcore.h: Remove comment about deprecated m4align
16701 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
16702 * doc/invoke.texi: Add description of mno-lsim and
16703 mstack-increment options.
16705 * config/fr30/fr30.opt: Document the -mno-lsim option.
16706 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
16707 and -mno-lsim options.
16709 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16711 * fold-const.c (fold_comparison): Only call fold_inf_compare
16712 if the mode supports infinities.
16714 2009-03-11 Jason Merrill <jason@redhat.com>
16717 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
16718 end already did. Notice GIMPLE_CALL modifications of the result.
16719 Don't copy debug information from an ignored decl or a decl from
16722 2009-03-10 Richard Guenther <rguenther@suse.de>
16723 Nathan Froyd <froydnj@codesourcery.com>
16725 PR middle-end/37850
16726 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
16727 (__divMODE3): Likewise.
16729 2009-03-09 Jakub Jelinek <jakub@redhat.com>
16731 PR tree-optimization/39394
16732 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
16733 DECL_SIZE_UNIT of variable length FIELD_DECLs.
16735 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16737 * recog.c (verfiy_changes): Disallow renaming of hard regs in
16738 inline asms for register asm ("") declarations.
16740 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
16742 * fold-const.c (fold_unary): Fix comment.
16744 2009-03-07 Jan Hubicka <jh@suse.cz>
16747 * tree-inline.c (setup_one_parameter): Do replacement of const
16748 argument by constant in SSA form.
16750 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16752 PR middle-end/38028
16753 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
16754 determine alignment passed to assign_stack_local.
16755 (assign_parms_unsplit_complex): Likewise.
16756 * except.c (sjlj_build_landing_pads): Likewise.
16758 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16760 PR middle-end/39360
16761 * tree-flow.h (add_referenced_var): Return bool instead of void.
16762 * tree-dfa.c (add_referenced_var): Return result of
16763 referenced_var_check_and_insert call.
16764 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
16765 of referenced_var_check_and_insert.
16768 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
16769 (gen_variable_die): Emit DW_AT_location on abstract static variable's
16770 DIE, don't emit it if abstract origin already has it.
16771 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
16772 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
16774 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16776 * genpreds.c (needs_variable): Fix parentheses at variable name
16778 (write_tm_constrs_h): Indent generated code.
16780 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16782 * doc/extend.texi (Function Attributes): Add documentation
16783 for isr attributes.
16785 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16788 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
16789 take locus from its DECL_SOURCE_LOCATION instead of input_location.
16791 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16793 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
16796 2009-03-05 Jakub Jelinek <jakub@redhat.com>
16799 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
16800 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
16802 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
16804 * config/i386/i386.md (R8_REG, R9_REG): New constants.
16805 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
16806 constants instead of magic numbers.
16807 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
16809 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
16810 (x86_64_ms_abi_int_parameter_registers): Ditto.
16811 (x86_64_int_return_registers): Ditto.
16812 (ix86_maybe_switch_abi): Ditto.
16813 (ix86_expand_call): Ditto for clobbered_registers array.
16814 (ix86_hard_regno_mode_ok): Ditto.
16815 (x86_extended_QIreg_mentioned_p): Ditto.
16817 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
16819 PR tree-optimization/39349
16820 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
16822 * combine.c (gen_lowpart_for_combine): Use omode when generating
16825 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
16827 PR rtl-optimization/39235
16828 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
16830 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16832 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
16834 2009-03-04 Richard Guenther <rguenther@suse.de>
16836 PR tree-optimization/39362
16837 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
16838 that occur in abnormal PHIs should be varying.
16840 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16842 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
16844 (simple_iv): Take loop as an argument instead of statement.
16845 * tree-scalar-evolution.h (simple_iv): Declaration changed.
16846 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
16848 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
16850 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
16851 * matrix-reorg.c (analyze_transpose): Ditto.
16852 * tree-data-ref.c (dr_analyze_innermost): Ditto.
16853 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
16854 * tree-predcom.c (ref_at_iteration): Ditto.
16855 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
16857 2009-03-04 Richard Guenther <rguenther@suse.de>
16859 PR tree-optimization/39358
16860 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
16861 escaped_id and callused_id.
16862 (solve_graph): Likewise.
16864 2009-03-04 Richard Guenther <rguenther@suse.de>
16866 PR tree-optimization/39339
16867 * tree-sra.c (try_instantiate_multiple_fields): Make it
16868 no longer ICE on the above.
16870 2009-03-03 Joseph Myers <joseph@codesourcery.com>
16872 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
16873 that fits within Pmode.
16875 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16877 PR middle-end/10109
16878 * tm.texi (LIBCALL_VALUE): Update description.
16880 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16882 PR middle-end/34443
16883 * doc/extend.texi (section): Update description.
16885 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
16887 PR middle-end/39345
16888 * tree-inline.c (remapped_type): New.
16889 (can_be_nonlocal): Call remapped_type instead of remap_type.
16891 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16894 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
16895 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
16897 2009-03-03 Richard Guenther <rguenther@suse.de>
16899 PR middle-end/39272
16900 * tree.c (tree_nonartificial_location): New function.
16901 * tree.h (tree_nonartificial_location): Declare.
16902 * builtins.c (expand_builtin_memory_chk): Provide location
16903 of the call location for artificial function pieces.
16904 (maybe_emit_chk_warning): Likewise.
16905 (maybe_emit_sprintf_chk_warning): Likewise.
16906 (maybe_emit_free_warning): Likewise.
16907 * expr.c (expand_expr_real_1): Likewise.
16909 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16911 PR tree-optimization/39343
16912 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
16913 COMPONENT_REF t has ARRAY_TYPE.
16915 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
16917 PR middle-end/39335
16918 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
16919 when the type precision of the induction variable should be
16920 larger than the type precision of nit.
16921 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
16922 * graphite.c (graphite_loop_normal_form): Same.
16923 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
16925 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16927 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
16928 (*call_1_rex64_ms_sysv): Use named constants instead of magic
16929 numbers to describe clobbered registers.
16930 (*call_value_0_rex64_ms_sysv): Ditto.
16931 * config/i386/mmx.md (mmx_emms): Ditto.
16932 (mmx_femms): Ditto.
16934 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
16936 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
16939 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16941 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
16942 (spu_section_type_flags): New function.
16944 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16946 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
16947 reg_class_contents of FLOAT_REGS into a temporary.
16949 2009-03-02 Richard Guenther <rguenther@suse.de>
16950 Ira Rosen <irar@il.ibm.com>
16952 PR tree-optimization/39318
16953 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
16954 information to the vectorized statement.
16956 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
16958 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
16959 variable. Use defined names instead of magic constants for REX SSE
16962 2009-03-01 Richard Guenther <rguenther@suse.de>
16964 PR tree-optimization/39331
16965 * omp-low.c (lower_send_shared_vars): Do not receive new
16966 values for the reference of DECL_BY_REFERENCE parms or results.
16968 2009-03-01 Jan Hubicka <jh@suse.cz>
16971 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
16972 BLOCK_NONLOCALIZED_VAR): New macros.
16973 (tree_block): Add nonlocalized_vars.
16974 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
16975 gen_decl_die): Add origin argument. Allow generation of die with
16976 origin at hand only.
16977 (gen_member_die, gen_type_die_with_usage, force_decl_die,
16978 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
16980 (gen_block_die): Fix checking for unused blocks.
16981 (process_scope_var): Break out from .... ; work with origins only.
16982 (decls_for_scope) ... here; process nonlocalized list.
16983 (dwarf2out_ignore_block): Look for nonlocalized vars.
16984 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
16986 (dump_scope_block): Dump them.
16987 * tree-inline.c (remap_decls): Handle nonlocalized vars.
16988 (remap_block): Likewise.
16989 (can_be_nonlocal): New predicate.
16990 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
16992 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16994 * configure: Regenerate.
16996 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16998 * optc-gen.awk: No need to duplicate option flags twice.
16999 Reuse help texts for duplicate options which do not have any.
17001 * gcc.c (display_help): Document --version.
17003 * gcc.c (main): If print_help_list and verbose_flag, ensure
17004 driver output comes before subprocess output.
17006 * optc-gen.awk: Assign all remaining fields to help string,
17007 space-separated, for multi-line help in *.opt.
17009 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
17010 -Wno-pedantic-ms-format is for MinGW targets only.
17012 * doc/options.texi (Option file format): Fix bad indentation,
17013 restoring dropped sentence.
17015 2009-02-28 Jan Hubicka <jh@suse.cz>
17017 * tree-inline.c (tree_function_versioning): Output debug info.
17019 2009-02-28 Jan Hubicka <jh@suse.cz>
17022 * tree-inline.c (setup_one_parameter): Do not copy propagate
17023 arguments when not optimizing.
17025 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
17028 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
17029 (avx_addsubv4df3): Likewise.
17030 (*avx_addsubv4sf3): Likewise.
17031 (sse3_addsubv4sf3): Likewise.
17032 (*avx_addsubv2df3): Likewise.
17033 (sse3_addsubv2df3): Likewise.
17034 (avx_unpckhps256): Correct item selectors.
17035 (avx_unpcklps256): Likewise.
17036 (avx_unpckhpd256): Likewise.
17037 (avx_unpcklpd256): Likewise.
17039 2009-02-28 Jan Hubicka <jh@suse.cz>
17041 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
17043 (copy_arguments_for_versioning): If var is declared don't declare it.
17044 (tree_function_versioning): First setup substitutions and then copy
17047 2009-02-27 Jan Hubicka <jh@suse.cz>
17050 * cgraph.h (varpool_output_debug_info): Remove.
17051 * cgraphunit.c (varpool_output_debug_info): Remove.
17052 * dwarf2out.c (deferred_locations_struct): New struct
17053 (deferred_locations): New type.
17054 (deferred_locations_list): New static var.
17055 (deffer_location): New function.
17056 (gen_variable_die): Use it.
17057 (decls_for_scope): Output info on local static vars.
17058 (dwarf2out_finish): Process deferred locations.
17059 * varpool.c (varpool_output_debug_info): Remove.
17061 2009-02-27 Jan Hubicka <jh@suse.cz>
17064 * tree.h (TREE_PROTECTED): Fix comment.
17065 (BLOCK_HANDLER_BLOCK): Remove.
17066 (struct tree_block): Remove handler_block add body_block.
17067 (inlined_function_outer_scope_p): New.
17068 (is_body_block): Remove.
17069 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
17070 * dwarf2out.c (is_inlined_entry_point): Remove.
17071 (add_high_low_attributes): Use inlined_function_outer_scope_p.
17072 (gen_block_die): Use is_inlined_entry_point check. Remove body block
17074 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
17075 * gimplify.c (gimplify_expr): Gimplify body blocks.
17076 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
17077 block with multiple subblocks.
17078 (dump_scope_block): Prettier output; dump more flags and info.
17079 (dump_scope_blocks): New.
17080 (remove_unused_locals): Use dump_scope_blocks.
17081 * tree-flow.h (dump_scope_blocks): Declare.
17082 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
17083 * stmt.c (is_body_block): Remove.
17084 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
17085 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
17087 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
17089 PR middle-end/39308
17090 * graphite.c (graphite_loop_normal_form): Do not call
17091 number_of_iterations_exit from a gcc_assert.
17093 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17095 * config/s390/s390.c (s390_swap_cmp): Look for conditional
17096 jumps if COND is NULL.
17097 (find_cond_jump): New function.
17098 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
17099 * config/s390/s390.md: Remove z10_cobra attribute value.
17101 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
17103 * config/alpha/alpha.h (alpha_expand_mov): Return false if
17104 force_const_mem returns NULL_RTX.
17106 2009-02-26 Jan Hubicka <jh@suse.cz>
17109 * cgraph.h (varpool_output_debug_info): Remove.
17110 * cgraphunit.c (varpool_output_debug_info): Remove.
17111 * dwarf2out.c (deferred_locations_struct): New struct
17112 (deferred_locations): New type.
17113 (deferred_locations_list): New static var.
17114 (deffer_location): New function.
17115 (gen_variable_die): Use it.
17116 (decls_for_scope): Output info on local static vars.
17117 (dwarf2out_finish): Process deferred locations.
17118 * varpool.c (varpool_output_debug_info): Remove.
17120 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
17122 PR rtl-optimization/39241
17123 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
17124 to subreg_offset_representable_p.
17126 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17128 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
17129 execute function prototype. Get f and nregs from max_reg_num
17130 and get_insns. Remove the first backward pass as it's dead,
17131 guard the forward pass by flag_expensive_optimizations.
17132 (rest_of_handle_regmove): Delete.
17133 (pass_regmove): Replace it with regmove_optimize.
17135 2009-02-25 Martin Jambor <mjambor@suse.cz>
17137 PR tree-optimization/39259
17138 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
17139 calls_alloca function flags.
17140 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
17141 calls are detected.
17143 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17145 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
17146 flags_set_1_rtx, flags_set_1_set): Delete.
17147 (regmove_optimize): Do not call mark_flags_life_zones.
17149 2009-02-24 Julian Brown <julian@codesourcery.com>
17152 * config/arm/arm.c (require_pic_register): Only set
17153 cfun->machine->pic_reg once per function.
17155 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
17157 * doc/invoke.texi (Link Options): Document an easier way to pass
17158 options that take arguments to the GNU linker using -Xlinker and -Wl.
17160 2009-02-24 Steve Ellcey <sje@cup.hp.com>
17163 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
17165 2009-02-24 Richard Guenther <rguenther@suse.de>
17168 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
17170 2009-02-24 Richard Guenther <rguenther@suse.de>
17171 Zdenek Dvorak <ook@ucw.cz>
17173 PR tree-optimization/39233
17174 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
17175 from converting them to a generic type.
17177 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
17179 PR tree-optimization/39260
17180 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
17181 contains a condition with a real type.
17182 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
17184 2009-02-23 Jason Merrill <jason@redhat.com>
17187 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
17188 narrowing_initializer_constant_valid_p.
17189 (narrowing_initializer_constant_valid_p): Don't return
17190 null_pointer_node for adding a pointer to itself.
17192 2009-02-23 Jan Hubicka <jh@suse.cz>
17195 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
17198 2009-02-23 Jan Hubicka <jh@suse.cz>
17200 PR tree-optimization/37709
17201 * tree.c (block_ultimate_origin): Move here from dwarf2out.
17202 * tree.h (block_ultimate_origin): Declare.
17203 * dwarf2out.c (block_ultimate_origin): Move to tree.c
17204 * tree-ssa-live.c (remove_unused_scope_block_p):
17205 Eliminate blocks containig no instructions nor live variables nor
17207 (dump_scope_block): New function.
17208 (remove_unused_locals): Enable removal of dead blocks by default;
17209 enable dumping at TDF_DETAILS.
17211 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17213 * config/i386/i386.c (classify_argument): Don't allow COImode
17215 (function_arg_advance_32): Don't allow OImode.
17216 (function_arg_32): Likewise.
17217 (function_value_32): Likewise.
17218 (return_in_memory_32): Likewise.
17219 (function_arg_64): Remove OImode comment.
17221 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17224 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
17225 ix86_expand_vector_set for V4DImode in 64bit mode only.
17226 (ix86_expand_vector_init_one_var): Likewise.
17228 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
17230 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
17232 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17235 * loop-iv.c: Revert last change.
17236 * emit-rtl.c: Likewise.
17238 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17241 * config/i386/i386.c (type_natural_mode): Remove an extra
17242 space in the warning message.
17243 (function_value_32): Handle 32-byte vector modes.
17244 (return_in_memory_32): Likewise.
17246 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17248 * loop-iv.c (truncate_value): New function.
17249 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
17251 (lowpart_subreg): Move to...
17252 * emit-rtl.c: ...here.
17254 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
17256 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
17257 accidental and undocumented change at revision 140860.
17259 2009-02-21 Joseph Myers <joseph@codesourcery.com>
17261 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
17262 take gimple_seq * arguments.
17263 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
17264 types_compatible_p langhook.
17266 2009-02-20 Mark Mitchell <mark@codesourcery.com>
17267 Joseph Myers <joseph@codesourcery.com>
17269 * config/arm/arm.c (arm_builtin_va_list): New function.
17270 (arm_expand_builtin_va_start): Likewise.
17271 (arm_gimplify_va_arg_expr): Likewise.
17272 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
17273 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
17274 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
17275 (va_list_type): New variable.
17276 (arm_mangle_type): Mangle va_list_type appropriately.
17278 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17280 PR middle-end/39157
17281 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
17282 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
17283 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
17284 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
17285 parameter to 1000 for -O1 by default.
17286 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
17288 * loop-invariant.c: Include params.h.
17289 (move_loop_invariants): Don't call move_single_loop_invariants on
17292 2009-02-20 Jaka Mocnik <jaka@xlab.si>
17294 * calls.c (emit_library_call_value_1): Use slot_offset instead of
17295 offset when calculating bounds for indexing stack_usage_map. Fixes
17296 a buffer overflow with certain target setups.
17298 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17301 * calls.c (expand_call): Clear try_tail_call if caller and callee
17302 disagree in promotion of function return value.
17304 2009-02-19 Jakub Jelinek <jakub@redhat.com>
17307 * c-common.c (c_determine_visibility): If visibility changed and
17308 DECL_RTL has been already set, call make_decl_rtl to update symbol
17311 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
17314 * varasm.c (assemble_variable): Don't check DECL_NAME when
17315 globalizing a variable.
17317 2009-02-19 Joseph Myers <joseph@codesourcery.com>
17320 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
17321 expression before any __builtin_trap call.
17322 * c-typeck.c (build_function_call): Convert and check function
17323 arguments before generating a call to a trap. Evaluate the
17324 function arguments before the trap.
17326 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
17329 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
17330 (UNSPEC_FXAM_MEM): New unspec.
17331 (fxam<mode>2_i387_with_temp): New insn and split pattern.
17332 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
17333 memory using fxam<mode>2_i387_with_temp to remove excess precision.
17335 2009-02-19 Richard Guenther <rguenther@suse.de>
17337 PR tree-optimization/39207
17338 PR tree-optimization/39074
17339 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
17340 storedanything_tree): New.
17341 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
17342 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
17343 (build_succ_graph): Add edges from STOREDANYTHING to all
17345 (init_base_vars): Initialize STOREDANYTHING.
17346 (compute_points_to_sets): Free substitution info after
17347 building the succ graph.
17348 (ipa_pta_execute): Likewise.
17350 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
17352 (do_ds_constraint): Do not add to special var or non-pointer
17354 (type_could_have_pointers): Split out from ...
17355 (could_have_pointers): ... here. For arrays use the element type.
17356 (create_variable_info_for): Initialize may_have_pointers.
17357 (new_var_info): Likewise.
17358 (handle_lhs_call): Make the HEAP variable unknown-sized.
17359 (intra_create_variable_infos): Use a type with pointers for
17360 PARM_NOALIAS, make it unknown-sized.
17362 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
17365 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
17367 2009-02-18 Jason Merrill <jason@redhat.com>
17370 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
17371 value if DECL_EXTERNAL.
17372 * tree-sra.c (sra_walk_gimple_assign): Likewise.
17373 * target.h (gcc_target::binds_local_p): Clarify "module".
17374 * tree.h (TREE_PUBLIC): Clarify "module".
17376 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
17379 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
17380 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
17382 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
17385 * c.opt (Wabi): Support C and ObjC.
17388 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
17390 * config/i386/i386.c (classify_argument): Warn once about the ABI
17391 change when passing union with long double.
17393 * doc/invoke.texi: Update -Wabi for warning psABI changes.
17395 2009-02-18 Joseph Myers <joseph@codesourcery.com>
17398 * c-parser.c (c_parser_compound_statement): Always enter and leave
17401 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17404 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
17406 2009-02-18 Jakub Jelinek <jakub@redhat.com>
17408 PR tree-optimization/36922
17409 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
17410 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
17413 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17415 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
17418 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17420 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
17422 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17424 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
17427 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
17428 Richard Sandiford <rdsandiford@googlemail.com>
17430 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
17431 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
17432 (loongson_biadd): ...this.
17434 2009-02-17 Richard Guenther <rguenther@suse.de>
17436 PR tree-optimization/39202
17437 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
17438 a var make sure to follow existing collapses.
17440 2009-02-17 Richard Guenther <rguenther@suse.de>
17442 PR middle-end/39214
17443 * langhooks.c (lhd_print_error_function): Check for NULL block.
17445 2009-02-17 Richard Guenther <rguenther@suse.de>
17447 PR tree-optimization/39204
17448 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
17451 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
17453 * config/soft-fp/double.h: Update from glibc CVS.
17455 2009-02-17 Richard Guenther <rguenther@suse.de>
17457 PR tree-optimization/39207
17458 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
17459 strict-aliasing warnings for pointers pointing to NULL.
17461 2009-02-16 Joseph Myers <joseph@codesourcery.com>
17464 * c-parser.c (c_parser_braced_init): Call pop_init_level when
17465 skipping until next close brace.
17467 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
17470 * config/i386/i386.c (ix86_expand_push): Set memory alignment
17471 to function argument boundary.
17473 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17475 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
17476 in the lea_add. Reload eventually constraints it properly.
17477 * config/picochip/constraints.md: Remove the target constraint
17478 "b", since it is not needed anymore.
17480 2009-02-16 Jakub Jelinek <jakub@redhat.com>
17482 * gthr-dce.h: Uglify function parameter and local variable names.
17483 * gthr-gnat.h: Likewise.
17484 * gthr-mipssde.h: Likewise.
17485 * gthr-nks.h: Likewise.
17486 * gthr-posix95.h: Likewise.
17487 * gthr-posix.h: Likewise.
17488 * gthr-rtems.h: Likewise.
17489 * gthr-single.h: Likewise.
17490 * gthr-solaris.h: Likewise.
17491 * gthr-tpf.h: Likewise.
17492 * gthr-vxworks.h: Likewise.
17493 * gthr-win32.h: Likewise.
17495 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
17498 * config/i386/i386.md: Restrict the new peephole2 to move
17499 between MMX/SSE registers.
17501 2009-02-15 Richard Guenther <rguenther@suse.de>
17504 2009-02-13 Richard Guenther <rguenther@suse.de>
17506 * configure.ac: Enable LFS.
17507 * configure: Re-generate.
17508 * config.in: Likewise.
17510 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17512 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
17513 spu_srqwbyte, spu_srqwbytebc): Define.
17514 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
17515 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
17516 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
17517 "shrqby_<mode>"): New insn-and-split patterns.
17518 * config/spu/spu.c (expand_builtin_args): Determine and return
17519 number of operands using spu_builtin_description data.
17520 (spu_expand_builtin_1): Use it.
17522 2009-02-13 Steve Ellcey <sje@cup.hp.com>
17525 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
17528 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17531 * config/i386/i386.c (override_options): Correct warning
17532 messages for -malign-loops, -malign-jumps and -malign-functions.
17534 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17537 * config/i386/i386.md: Restrict the new peephole2 to move
17538 between the general purpose registers.
17540 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17543 * config/i386/i386.c (type_natural_mode): Add a new argument.
17544 Return the original mode and warn ABI change if vector size is 32byte.
17545 (function_arg_advance): Updated.
17546 (function_arg): Likewise.
17547 (ix86_function_value): Likewise.
17548 (ix86_return_in_memory): Likewise.
17549 (ix86_sol10_return_in_memory): Likewise.
17550 (ix86_gimplify_va_arg): Likewise.
17551 (function_arg_32): Don't warn ABX ABI change here.
17552 (function_arg_64): Likewise.
17554 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
17556 * loop-iv.c (implies_p): In the final case, test that operands 0
17557 of the two comparisons match.
17559 * config/bfin/bfin.c (find_prev_insn_start): New function.
17560 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
17561 (find_next_insn_start): Move.
17563 2009-02-13 Richard Guenther <rguenther@suse.de>
17565 * configure.ac: Enable LFS.
17566 * configure: Re-generate.
17567 * config.in: Likewise.
17569 2009-02-13 Joseph Myers <joseph@codesourcery.com>
17572 * c-parser.c (c_parser_parms_list_declarator): Discard pending
17573 sizes on syntax error after some arguments have been parsed.
17575 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17577 * doc/invoke.texi (-fira): Remove.
17579 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17581 * caller-save.c: Replace regclass.c with reginfo.c in comments.
17582 * recog.c: Likewise.
17585 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
17587 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
17588 (umul_ppmm): Likewise.
17589 (count_leading_zeros): Likewise.
17590 (count_trailing_zeros): Likewise.
17591 (UMUL_TIME): Likewise.
17593 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17595 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
17596 soft-fp/t-softfp to tmake_file.
17598 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
17599 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
17600 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
17601 IA64_BUILTIN_INFQ]: New.
17602 (ia64_init_builtins): Initialize __builtin_infq,
17603 __builtin_fabsq and __builtin_copysignq if not HPUX.
17604 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
17605 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
17607 * config/ia64/lib1funcs.asm (__divtf3): Define only if
17609 (__fixtfti): Likewise.
17610 (__fixunstfti): Likewise.
17611 (__floattitf): Likewise.
17613 * config/ia64/libgcc-glibc.ver: New.
17614 * config/ia64/t-fprules-softfp: Likewise.
17615 * config/ia64/sfp-machine.h: Likewise.
17617 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
17618 (LIBGCC2_TF_CEXT): Likewise.
17619 (TF_SIZE): Likewise.
17620 (TARGET_INIT_LIBFUNCS): Likewise.
17622 * config/ia64/t-glibc (SHLINB_MAPFILES):
17623 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
17625 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17627 * config/i386/i386.c (construct_container): Rewrite processing
17628 BLKmode with X86_64_SSE_CLASS.
17630 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
17633 * config/i386/i386.md: Replace simplify_replace_rtx with
17634 replace_rtx in the new peephole2.
17636 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
17638 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
17639 loop unrolling do not happen at -O2.
17641 2009-02-12 Michael Matz <matz@suse.de>
17643 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
17645 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17647 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
17650 2009-02-12 Ben Elliston <bje@au.ibm.com>
17652 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
17653 patterns when updating the back chain. Missed in the 2009-02-10
17656 2009-02-11 Janis Johnson <janis187@us.ibm.com>
17658 * doc/extend.texi (Decimal Floating Types): Update identifier of
17659 draft TR and list of missing support.
17661 2009-02-11 Jakub Jelinek <jakub@redhat.com>
17663 PR middle-end/39154
17664 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
17665 bit to variable length decl's flags, add it also to its
17666 pointer replacement variable.
17668 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
17669 Jakub Jelinek <jakub@redhat.com>
17672 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
17673 (memory_blockage): New expander.
17674 (*memory_blockage): New insn pattern.
17675 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
17676 instead of general blockage at the end of function prologue when
17677 frame pointer is used to access red zone area. Do not emit blockage
17678 when profiling, it is emitted in generic code.
17679 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
17680 function epilogue when frame pointer is used to access red zone area.
17682 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
17685 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
17686 by arithmetic with memory operands.
17687 * config/i386/predicates.md (commutative_operator): New.
17689 2009-02-10 Janis Johnson <janis187@us.ibm.com>
17691 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
17694 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
17696 * alias.h (record_alias_subset): Declare.
17697 * alias.c (record_alias_subset): Make global.
17699 2009-02-10 Nick Clifton <nickc@redhat.com>
17701 * tree-parloops.c: Change license to GPLv3.
17702 * ipa-struct-reorg.c: Change license to GPLv3.
17703 * ipa-struct-reorg.h: Change license to GPLv3.
17705 2009-02-10 Steve Ellcey <sje@cup.hp.com>
17708 * c-decl.c (start_struct): Return NULL on error.
17710 2009-02-10 Jakub Jelinek <jakub@redhat.com>
17712 PR middle-end/39124
17713 * cfgloopmanip.c (remove_path): Call remove_bbs after
17714 cancel_loop_tree, not before it.
17717 * function.h (struct function): Add has_local_explicit_reg_vars bit.
17718 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
17719 VAR_DECLs were seen.
17720 * tree-ssa-live.c (remove_unused_locals): Recompute
17721 cfun->has_local_explicit_reg_vars.
17722 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
17723 copies or clearings if cfun->has_local_explicit_reg_vars.
17725 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
17728 * config/i386/i386.c (expand_prologue): Emit blockage at the end
17729 of function prologue when frame pointer is used to access
17732 2009-02-10 Richard Guenther <rguenther@suse.de>
17734 PR middle-end/39127
17735 * gimplify.c (gimple_regimplify_operands): Always look if
17736 we need to create a temporary.
17738 2009-02-10 Richard Guenther <rguenther@suse.de>
17740 PR tree-optimization/39132
17741 * tree-loop-distribution.c (todo): New global var.
17742 (generate_memset_zero): Trigger TODO_rebuild_alias.
17743 (tree_loop_distribution): Return todo.
17745 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
17748 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
17749 (x86_64_reg_class_name): Removed.
17750 (classify_argument): Return 0 if bytes > 32. Return 0 if the
17751 first one isn't X86_64_SSE_CLASS or any other ones aren't
17752 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
17753 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
17754 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
17755 and 3 X86_64_SSEUP_CLASS.
17756 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
17757 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
17759 2009-02-10 Ben Elliston <bje@au.ibm.com>
17761 * config/rs6000/rs6000.md (allocate_stack): Always use an update
17762 form instruction to update the stack back chain word, even if the
17763 user has disabled the generation of update instructions.
17764 (movdi_<mode>_update_stack): New.
17765 (movsi_update_stack): Likewise.
17766 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
17767 always use an update form instruction to update the stack back
17770 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
17772 PR middle-end/38953
17773 * graphite.c (if_region_set_false_region): After moving a region in
17774 the false branch of a condition, remove the empty dummy basic block.
17775 (gloog): Remove wrong fix for PR38953.
17777 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17779 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
17780 generation due to implicit sign extension.
17782 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
17784 PR middle-end/38981
17785 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
17786 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
17788 2009-02-09 Richard Guenther <rguenther@suse.de>
17790 PR middle-end/35202
17791 * convert.c (convert_to_real): Disable (float)fn((double)x)
17792 to fnf(x) conversion if errno differences may occur and
17793 -fmath-errno is set.
17795 2009-02-07 Anatoly Sokolov <aesok@post.ru>
17797 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
17798 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17799 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17801 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17804 * c-common.c (handle_alias_attribute): Disallow attribute for
17805 anything not a FUNCTION_DECL or VAR_DECL.
17807 2009-02-06 Janis Johnson <janis187@us.ibm.com>
17810 * real.c (do_compare): Special-case compare of zero against
17811 decimal float value.
17813 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17816 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
17817 as indicating flexible array members unless the field itself is
17818 being declarared as the incomplete array.
17820 2009-02-06 Jan Hubicka <jh@suse.cz>
17822 PR tree-optimization/38844
17823 * ipa-inline.c (try_inline): Stop inlining recursion when edge
17824 is already inlined.
17826 2009-02-06 Richard Guenther <rguenther@suse.de>
17828 PR middle-end/38977
17829 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
17830 fork because we may expand it as __gcov_fork.
17832 2009-02-06 Nick Clifton <nickc@redhat.com>
17834 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
17836 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
17838 PR tree-optimization/35659
17839 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
17840 vn_phi_eq): Shortcut if hashcode does not match.
17841 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
17843 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
17844 and avoid iterative_hash_expr.
17845 (FOR_EACH_VALUE_ID_IN_SET): New.
17846 (value_id_compare): Remove.
17847 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
17848 sort expressions by value id.
17850 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
17853 * config/sh/predicates.md (general_movsrc_operand): Don't check
17854 the subreg of system registers here.
17856 2009-02-05 Jakub Jelinek <jakub@redhat.com>
17859 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
17860 on the copied decl.
17862 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
17864 PR rtl-optimization/39110
17865 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
17866 addresses, not aligned ones.
17868 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
17869 Richard Guenther <rguenther@suse.de>
17871 PR tree-optimization/39100
17872 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
17873 comment says and add edges.
17875 2009-02-05 Joseph Myers <joseph@codesourcery.com>
17878 * c-common.c (handle_tls_model_attribute): Ignore attribute for
17879 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
17881 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
17883 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
17884 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
17885 register_bb_in_sese, new_sese, free_sese): Moved.
17886 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
17887 outermost_loop_in_scop, build_scop_iteration_domain,
17888 expand_scalar_variables_ssa_name, get_vdef_before_scop,
17889 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
17890 Use loop_in_sese_p instead of loop_in_scop_p.
17891 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
17892 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
17893 (scopdet_basic_block_info): Fix bug in scop detection.
17894 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
17895 eq_loop_to_cloog_loop): Remove.
17896 (nb_loops_around_loop_in_scop, nb_loop
17897 ref_nb_loops): Moved here...
17898 * graphite.h (ref_nb_loops): ... from here.
17899 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
17900 (loop_domain_dim, loop_iteration_vector_dim): Remove.
17901 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
17902 * testsuite/gcc.dg/graphite/scop-19.c: New
17904 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
17905 Hans-Peter Nilsson <hp@axis.com>
17907 PR rtl-optimization/37889
17908 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
17909 Move offset handling from PLUS to before the switch. Use new
17910 arguments when considering SYMBOL_REFs too.
17911 (rtx_addr_can_trap_p): Pass dummy offset and size.
17912 (enum may_trap_p_flags): Remove.
17913 (may_trap_p_1): Pass size from MEM_SIZE.
17915 PR rtl-optimization/38921
17916 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
17917 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
17918 * rtlanal.c (may_trap_after_code_motion_p): Delete.
17919 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
17921 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
17923 AVX Programming Reference (January, 2009)
17924 * config/i386/sse.md (*vpclmulqdq): New.
17926 2009-02-04 Jakub Jelinek <jakub@redhat.com>
17928 PR tree-optimization/38977
17929 PR gcov-profile/38292
17930 * calls.c (special_function_p): Disregard __builtin_ prefix.
17932 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
17934 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
17935 non-indexable addresses even before reload.
17937 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17940 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
17941 as having variable size. Do not give an error for unnamed
17942 parameters with [*] declarators. Give a warning for type names
17943 with [*] declarators and mark them as variable size.
17944 * c-parser.c (c_parser_sizeof_expression): Do not give an error
17945 for sizeof applied to [*] type names.
17947 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17950 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
17952 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17954 * gcc.c (process_command): Update copyright notice dates.
17955 * gcov.c (print_version): Likewise.
17956 * gcov-dump.c (print_version): Likewise.
17957 * mips-tfile.c (main): Likewise.
17958 * mips-tdump.c (main): Likewise.
17960 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17963 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
17964 for composite type involving a zero-length array type.
17966 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17969 * function.c (match_asm_constraints_1): Skip over
17970 initial optional % in the constraint.
17972 PR inline-asm/39059
17973 * c-parser.c (c_parser_postfix_expression): If fixed point is not
17974 supported, don't accept FIXED_CSTs.
17975 * c-decl.c (finish_declspecs): Error if fixed point is not supported
17976 and _Sat is used without _Fract/_Accum. Set specs->type to
17977 integer_type_node for cts_fract/cts_accum if fixed point is not
17980 2009-02-02 Catherine Moore <clm@codesourcery.com>
17982 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
17984 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
17986 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
17987 (ABI_HAS_64BIT_SYMBOLS): Use it.
17988 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
17990 2009-02-02 Paul Brook <paul@codesourcery.com>
17992 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
17994 2009-02-02 Jakub Jelinek <jakub@redhat.com>
17996 PR inline-asm/39058
17997 * recog.h (asm_operand_ok): Add constraints argument.
17998 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
17999 recurse on matching constraint.
18000 (check_asm_operands): Pass constraints as 3rd argument to
18001 asm_operand_ok. Don't look up matching constraint here.
18002 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
18005 2009-02-02 Ben Elliston <bje@au.ibm.com>
18007 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
18008 TARGET_NARROW_VOLATILE_BITFIELD macro names.
18010 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18012 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
18013 information. Remove some obsolete information. Reorganize.
18015 * config/pa/fptr.c: Revert license to GPL 2.
18016 * config/pa/milli64.S: Likewise.
18018 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
18021 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
18022 LIBRARY name in, instead of hard-coding it.
18023 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
18024 extra target make frag to tmake_files according to EH model.
18025 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
18026 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
18027 frags that define makefile variable EH_MODEL appropriately.
18028 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
18029 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
18030 to "-sjlj" according to type of EH configured.
18031 (LIBGCC_SONAME): Concatenate it to shared library base name.
18032 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
18033 to "_sjlj" according to type of EH configured.
18034 (LIBGCC_SONAME): Concatenate it to shared library base name.
18035 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
18036 (SHLIB_LINK): Add missing semicolon to if-else construct.
18037 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
18038 string value of "pe_dll" command-line option.
18039 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
18040 (SHLIB_SONAME): Use it when overriding t-cygming default.
18041 (SHLIB_IMPLIB): Override t-cygming default.
18042 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
18043 string value of "pe_dll" command-line option.
18045 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
18048 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
18049 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
18051 2009-01-31 Richard Guenther <rguenther@suse.de>
18053 PR tree-optimization/38937
18054 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
18055 computing the transitive closure.
18057 2009-01-30 Richard Guenther <rguenther@suse.de>
18059 PR tree-optimization/39041
18060 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
18061 Propagate variable indices only if the types match for this stmt.
18063 2009-01-30 Jakub Jelinek <jakub@redhat.com>
18066 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
18067 inline but never defined.
18069 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
18071 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
18072 (*insv_h_di_reg_extimm): New insn.
18073 (*insv_l<mode>_reg_extimm): New insn.
18075 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
18077 * config/picochip/picochip.c (flag_conserve_stack): set
18078 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
18079 fconserve-stack. Reduce call-overhead used by inliner.
18081 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
18084 * common.opt (flag_conserve_stack): Initialised to zero.
18086 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
18089 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
18090 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
18093 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
18095 * ira-color.c (allocno_reload_assign): Update comments.
18096 * regmove.c (regmove_optimize): Likewise.
18100 2009-01-29 Robert Millan <rmh@aybabtu.com>
18102 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
18103 * config/i386/kopensolaris-gnu.h: New file. Undefine
18104 `MD_UNWIND_SUPPORT'.
18105 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
18107 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
18109 PR tree-optimization/39007
18110 * tree-loop-distribution.c (generate_builtin): Use
18111 recompute_dominator to compute the immediate dominator of the
18112 basic block just after the loop.
18114 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18116 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
18117 (ASM_OUTPUT_DWARF_PCREL): Define.
18119 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
18121 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
18122 * doc/passes.texi: Remove entries about regclass, local-alloc, and
18123 global. Modify entries about regmove and IRA.
18125 * ra-conflict.c: Remove the file.
18127 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
18129 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
18130 (pass_regclass_init): Rename to pass_reginfo_init.
18132 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
18134 * toplev.h (flag_ira): Remove.
18136 * caller-save.c (setup_save_areas): Remove flag_ira.
18138 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
18140 * global.c: Remove the file.
18142 * opts.c (decode_options): Remove flag_ira.
18144 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
18146 * regmove.c: Modify file description.
18147 (find_use_as_address, try_auto_increment): Define them only if
18148 AUTO_INC_DEC is defined.
18149 (replacement_quality, replace_in_call_usage, fixup_match_1,
18150 stable_and_no_regs_but_for_p): Remove.
18151 (reg_set_in_bb): Make it static.
18152 (regmove_optimize): Remove flag_ira and code which worked for
18155 * local-alloc.c: Remove the file.
18157 * common.opt (fira): Remove.
18159 * ira.c: Include except.h.
18160 (eliminable_regset): Move from global.c.
18161 (mark_elimination): Ditto. Remove flag_ira.
18162 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
18163 equiv_mem_modified, validate_equiv_mem_from_store,
18164 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
18165 contains_replace_regs, memref_referenced_p, memref_used_between_p,
18166 no_equiv, recorded_label_ref): Move from local-alloc.c.
18167 (update_equiv_regs): Ditto. Make it static.
18168 (print_insn_chain, print_insn_chains): Move it from global.c.
18169 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
18170 (build_insn_chain): Ditto. Make it static.
18171 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
18172 Rename to init_live_subregs.
18173 (gate_ira): Remove flag_ira.
18175 * regclass.c: Rename reginfo.c. Change file description.
18176 (FORBIDDEN_INC_DEC_CLASSES): Remove.
18177 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
18178 (init_reg_sets_1): Remove code for evaluation of
18179 reg_class_superclasses and losing_caller_save_reg_set.
18180 (init_regs): Remove init_reg_autoinc.
18181 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
18182 ok_for_base_p_nonstrict): Remove.
18183 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
18184 (pass_regclass_init): Rename to pass_reginfo_init. Modify
18185 corresponding entries.
18186 (dump_regclass, record_operand_costs, scan_one_insn,
18187 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
18188 record_address_regs, auto_inc_dec_reg_p): Remove.
18189 (gt-regclass.h): Rename to gt-reginfo.h.
18191 * rtl.h (dump_global_regs, retry_global_alloc,
18192 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
18194 * Makefile.in (RA_H): Remove.
18195 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
18196 Rename regclass.o to reginfo.o.
18197 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
18199 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
18200 (GTFILES): Rename regclass.c to reginfo.c.
18202 * passes.c (init_optimization_passes): Remove pass_local_alloc and
18203 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
18205 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18206 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
18208 (finish_spills): Ditto. Remove code for !flag_ira.
18210 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
18212 PR middle-end/35854
18213 * doc/invoke.texi (rtl debug options): Complete rewrite.
18214 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
18216 * mode-switching.c (pass_mode_switching): Rename pass from
18217 "mode-sw" to "mode_sw".
18218 * except.c (pass_convert_to_eh_ranges): Rename pass from
18219 "eh-ranges" to "eh_ranges".
18220 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
18224 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
18225 Alexander Monakov <amonakov@ispras.ru>
18227 PR middle-end/38857
18228 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
18230 (move_exprs_to_boundary): Change return type and pass through
18231 should_move from move_op. Relax assert. Update usage ...
18232 (schedule_expr_on_boundary): ... here. Use should_move instead of
18234 (move_op_orig_expr_found): Indicate that insn was disconnected from
18236 (code_motion_process_successors): Do not call after_merge_succs
18237 callback if original expression was not found when traversing any of
18239 (code_motion_path_driver): Change return type. Update prototype.
18240 (move_op): Update comment. Add a new parameter (should_move). Update
18241 prototype. Set *should_move based on indication provided by
18242 move_op_orig_expr_found.
18244 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
18246 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
18247 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
18248 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
18249 * config/rs6000/rs6000.c (rs6000_override_options): Default
18250 avoid-indexed-addresses on for Power6, off for everything else.
18251 (avoiding_indexed_address_p): New function.
18252 (rs6000_legitimize_address): Use it.
18253 (rs6000_legitimate_address): Likewise.
18254 * config/rs6000/rs6000.md (movXX_updateX): Likewise
18256 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
18258 PR tree-optimization/38997
18259 * tree-loop-distribution.c (generate_memset_zero): Use
18260 POINTER_PLUS_EXPR for a pointer addition.
18262 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
18264 * config/s390/s390.md (bswap<mode>2): New pattern added.
18266 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18268 * config/s390/s390.md (*tls_load_31): Added type attribute.
18270 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18272 * config/s390/s390.md: Fix a few comments.
18274 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18276 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
18277 (*tm<mode>_full): Fixed z10prop attribute.
18278 (*tst<mode>_extimm): Fixed z10prop attribute.
18279 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
18280 (*tstqiCCT_cconly): Fixed z10prop attribute.
18281 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
18282 (*movsi_larl): Fixed z10prop attribute.
18283 (*movsi_zarch): Fixed z10prop attribute.
18284 (*movsi_eas): Fixed z10prop attribute.
18285 (*movhi): Fixed z10prop attribute.
18286 (*movqi): Fixed z10prop attribute.
18287 (*movstrictqi): Fixed z10prop attribute.
18288 (*mov<mode>): Fixed z10prop attribute.
18289 (*movcc): Fixed z10prop attribute.
18290 (*sethighpartdi_64): Fixed z10prop attribute.
18291 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
18292 (*negdi2_sign_cc): Fixed z10prop attribute.
18293 (*negdi2_sign): Fixed z10prop attribute.
18294 (*absdi2_sign_cc): Fixed z10prop attribute.
18295 (*absdi2_sign): Fixed z10prop attribute.
18296 (*negabsdi2_sign_cc): Fixed z10prop attribute.
18297 (*negabsdi2_sign): Fixed z10prop attribute.
18298 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
18299 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
18300 (doloop_si64): Fixed z10prop attribute.
18301 (doloop_si31): Fixed z10prop attribute.
18302 (doloop_long): Fixed z10prop attribute.
18303 (indirect_jump): Fixed z10prop attribute.
18304 (nop): Fixed z10prop attribute.
18305 (main_base_64): Fixed z10prop attribute.
18306 (reload_base_64): Fixed z10prop attribute.
18308 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18310 PR rtl-optimization/38740
18311 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
18313 * config/mips/mips.c (mips_reorg): Likewise.
18315 2009-01-28 Richard Guenther <rguenther@suse.de>
18317 PR tree-optimization/38926
18318 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
18319 with the correct value id to a value.
18320 (do_regular_insertion): Use the value number of edoubleprime
18321 for the value number of the expr.
18324 2008-08-21 Richard Guenther <rguenther@suse.de>
18326 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
18327 a PHI ask VN if it is already available.
18328 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
18329 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
18331 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18333 PR middle-end/38934
18334 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
18335 set to varying whenever max has TREE_OVERFLOW set, similarly
18336 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
18338 2009-01-28 Richard Guenther <rguenther@suse.de>
18340 PR middle-end/38908
18341 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
18342 uninitialized aggregate uses in call arguments.
18344 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
18346 PR tree-optimization/38984
18347 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
18348 the nothing_id variable if -fno-delete-null-pointer-checks.
18350 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
18353 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
18354 (set_got_offset_rex64): Ditto.
18356 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
18359 * doc/extend.texi: Improve local variable with asm reg.
18361 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
18363 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
18364 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
18365 was not supplied then set warn_packed_bitfield_compat to the
18366 default value of 1.
18367 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
18370 2009-01-27 Richard Guenther <rguenther@suse.de>
18372 PR tree-optimization/38503
18373 * cfgexpand.c (expand_gimple_basic_block): Ignore
18374 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
18375 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
18376 variables that cannot have TBAA applied.
18377 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
18380 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
18382 PR middle-end/38969
18383 * calls.c (initialize_argument_information): Do not wrap complex
18384 arguments in SAVE_EXPR.
18386 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
18388 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
18389 (INSTALL_LIBGCC): Revert typo commit.
18391 2009-01-26 Richard Guenther <rguenther@suse.de>
18393 PR tree-optimization/38745
18394 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
18395 from special handling.
18397 2009-01-26 Richard Guenther <rguenther@suse.de>
18399 PR tree-optimization/38745
18400 * tree-ssa.c (execute_update_addresses_taken): Do not include
18401 variables that cannot possibly be a register in not_reg_needs.
18402 Do not clear TREE_ADDRESSABLE on vars that may not become
18404 * tree-ssa.c (update_alias_info_1): Include those in the set
18405 of addressable vars.
18407 2009-01-26 Richard Guenther <rguenther@suse.de>
18409 PR middle-end/38851
18410 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
18411 * tree-ssa-dse.c: Include langhooks.h
18412 (execute_simple_dse): Remove stores with zero size.
18414 2009-01-24 Jakub Jelinek <jakub@redhat.com>
18417 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
18420 2009-01-24 Julian Brown <julian@codesourcery.com>
18422 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
18423 config/arm/linux-atomic.c.
18424 * config/arm/linux-atomic.c: New.
18426 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
18428 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
18429 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
18430 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
18432 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
18435 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
18438 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
18440 PR tree-optimization/38953
18441 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
18442 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
18443 (gloog): Split the exit of the scop when the scop exit is a loop exit.
18444 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
18447 2009-01-24 Paul Brook <paul@codesourcery.com>
18449 * config/arm/neon.md (neon_type): Move to arm.md.
18450 (neon_mov<VSTRUCT>): Add neon_type attribute.
18451 * config/arm/arm.md (neon_type): Move to here.
18452 (conds): Add "unconditioal" and use as default for NEON insns.
18454 2009-01-24 Ben Elliston <bje@au.ibm.com>
18456 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
18457 void *' warning from -Wc++-compat.
18458 * Makefile.in (dominance.o-warn): Remove.
18460 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
18462 PR tree-optimization/38932
18463 * fold-const.c (fold_unary_ignore_overflow): New.
18464 * tree.h (fold_unary_ignore_overflow): Declare.
18465 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
18466 * tree-ssa-sccvn.c (visit_reference_op_load,
18467 simplify_unary_expression): Likewise.
18469 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
18471 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
18472 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
18473 regardless of their type.
18474 * c-common.c (handle_packed_attribute): Don't ignore packed on
18476 * c.opt (Wpacked-bitfield-compat): New warning option.
18477 * stor-layout.c (place_field): Warn if offset of a field changed.
18478 * doc/extend.texi (packed): Mention the ABI change.
18479 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
18480 (Warning Options): Add it to the list.
18482 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
18484 * c-opts.c (c_common_post_options): Fix a typo in comments.
18486 2009-01-22 Steve Ellcey <sje@cup.hp.com>
18488 PR middle-end/38615
18489 * gimplify.c (gimplify_init_constructor): Fix promotion of const
18490 variables to static.
18491 * doc/invoke.texi (-fmerge-all-constants): Update description.
18493 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
18496 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
18497 (*movdi_1_rex64): Use type "mmx" for alternative 5.
18499 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
18501 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
18503 (LOCAL_ALIGNMENT): Similarly.
18505 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18506 Joseph Myers <joseph@codesourcery.com>
18508 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
18509 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
18510 * config/arm/arm-tune.md: Regenerate.
18511 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
18514 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18516 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
18517 version number to five.
18519 2009-01-22 Dodji Seketeli <dodji@redhat.com>
18522 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
18523 * c-common.c (set_underlying_type): Likewise.
18524 (is_typedef_decl ): Likewise
18526 (set_underlying_type): Likewise.
18527 (is_typedef_type): Likewise.
18529 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
18531 PR middle-end/38587
18532 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
18535 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
18538 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
18539 (LIBGCC_SPEC): Don't define.
18540 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
18542 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
18544 PR rtl-optimization/38879
18545 * alias.c (base_alias_check): Unaligned access via AND address can
18546 alias all surrounding object types except those with sizes equal
18547 or wider than the size of unaligned access.
18549 2009-01-21 Dodji Seketeli <dodji@redhat.com>
18552 * c-decl.c (clone_underlying_type): Move this ...
18553 * c-common.c (set_underlying_type): ... here.
18554 Also, make sure the function properly sets TYPE_STUB_DECL() on
18555 the newly created typedef variant type.
18556 (is_typedef_decl ): New entry point.
18557 * tree.h: Added a new member member_types_needing_access_check to
18558 struct tree_decl_non_common.
18559 (set_underlying_type): New entry point.
18560 (is_typedef_type): Likewise.
18562 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
18564 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
18565 Check whether two instructions have memory references that
18566 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
18567 are helper functions for traversing.
18568 * alias.h (insn_alias_sets_confilict_p): New prototypes.
18569 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
18570 not to draw dependency edge for instructions with non-conflicting
18573 2009-01-20 Joseph Myers <joseph@codesourcery.com>
18576 * longlong.h: Update copyright years. Use soft-fp license notice.
18577 Sync __clz_tab declaration with glibc.
18579 2009-01-20 Steve Ellcey <sje@cup.hp.com>
18582 * doc/extend.texi (syscall_linkage): New.
18583 (version_id): Modify.
18585 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
18586 Richard Guenther <rguenther@suse.de>
18588 PR tree-optimization/38747
18589 PR tree-optimization/38748
18590 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
18591 conversion if the base address is an indirect reference and the
18592 aliasing sets could cause issues.
18594 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18596 * common.opt (fgraphite, fgraphite-identity): Add comment for
18597 explaining why these options are not documented.
18599 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18601 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
18602 gimple_call_lhs is NULL.
18604 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
18607 * emit-rtl.c (adjust_address_1): Make sure memref is never
18610 2009-01-20 Ben Elliston <bje@au.ibm.com>
18612 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18613 const qualifier from arg parameter. Remove unnecessary cast to char *.
18614 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18615 const qualifier from arg 2.
18617 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
18619 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
18621 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
18624 * rtl.h (reinit_regs): New prototype.
18625 * regclass.c: Include ira.h.
18626 (reinit_regs): New.
18627 * Makefile.in (regclass.o): Add ira.h.
18628 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
18630 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
18633 * c-common.c (handle_aligned_attribute): Use
18634 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
18635 default alignment value.
18637 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
18639 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
18640 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
18642 * doc/extend.texi: Update __attribute__ ((aligned)). Document
18643 __BIGGEST_ALIGNMENT__.
18645 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
18647 2009-01-18 Richard Guenther <rguenther@suse.de>
18649 PR tree-optimization/38819
18650 * tree-flow.h (operation_could_trap_helper_p): Declare.
18651 * tree-eh.c (operation_could_trap_helper_p): Export.
18652 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
18653 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
18654 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
18655 are about to insert a possibly trapping instruction and fail
18658 2009-01-18 Andreas Schwab <schwab@suse.de>
18660 * doc/install.texi (Configuration): Remove obsolete paragraph
18661 about use of --with-gnu-ld with --with-gnu-as.
18663 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
18665 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
18666 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
18667 Follow spelling conventions.
18669 2009-01-18 Ben Elliston <bje@au.ibm.com>
18671 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
18672 C++ warning about implicit conversion from void * to struct
18674 (bitmap_obstack_free): Likewise for bitmap_element *.
18675 * Makefile.in (bitmap.o-warn): Remove.
18677 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
18679 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
18681 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
18682 Tobias Grosser <tobi.grosser@amd.com>
18684 * graphite.c (graphite_trans_scop_block): Do not block single
18687 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
18689 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
18690 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
18691 test with assertion.
18693 2009-01-16 Richard Guenther <rguenther@suse.de>
18695 PR tree-optimization/38835
18696 PR middle-end/36227
18697 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
18698 and INT + PTR -> (INT)(PTR p+ INT) folding.
18699 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
18701 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
18704 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
18705 the subreg from a lowpart subreg if it is also casting the value.
18707 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18708 Tobias Grosser <tobi.grosser@amd.com>
18710 * graphite.c (compare_prefix_loops): New.
18711 (build_scop_canonical_schedules): Rewritten.
18712 (graphite_transform_loops): Move build_scop_canonical_schedules
18713 after build_scop_iteration_domain.
18715 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18716 Tobias Grosser <tobi.grosser@amd.com>
18718 * graphite.c (add_conditions_to_domain): Add the loops to
18719 the dimension of the iteration domain. Do copy the domain
18720 only when it exists.
18721 (build_scop_conditions_1): Do not call add_conditions_to_domain.
18722 (add_conditions_to_constraints): New.
18723 (can_generate_code_stmt, can_generate_code): Removed.
18724 (gloog): Do not call can_generate_code.
18725 (graphite_transform_loops): Call add_conditions_to_constraints
18726 after building the iteration domain.
18728 2009-01-16 Jakub Jelinek <jakub@redhat.com>
18730 PR tree-optimization/38789
18731 * tree-ssa-threadedge.c
18732 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18733 __builtin_constant_p.
18735 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18737 * dce.c (delete_unmarked_insns): Reversed the order that insns are
18738 examined before deleting them.
18740 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
18742 * function.c (aggregate_value_p): Correctly extract the function
18743 type from CALL_EXPR_FN lookup.
18745 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18747 * config/picochip/picochip.c (picochip_override_options): Revert
18748 CFI asm flag disable commited previously.
18750 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
18751 Tobias Grosser <tobi.grosser@amd.com>
18752 Jan Sjodin <jan.sjodin@amd.com>
18754 * graphite.c (scan_tree_for_params): On substractions negate
18755 all the coefficients of the term.
18756 (clast_to_gcc_expression_red): New. Handle reduction expressions
18757 of more than two operands.
18758 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
18759 (get_vdef_before_scop): Handle also the case of default definitions.
18761 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
18763 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
18764 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
18765 Also use them when walking CALL_INSN_FUNCTION_USAGE.
18767 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
18768 Joey Ye <joey.ye@intel.com>
18770 PR middle-end/37843
18771 * cfgexpand.c (expand_stack_alignment): Don't update stack
18772 boundary nor check incoming stack boundary here.
18773 (gimple_expand_cfg): Update stack boundary and check incoming
18774 stack boundary here.
18776 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18778 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
18780 2009-01-14 Jakub Jelinek <jakub@redhat.com>
18782 PR rtl-optimization/38245
18783 * calls.c (expand_call): Add stack arguments to
18784 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18785 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
18786 in regs and partially in memory or BLKmode arguments.
18787 (emit_library_call_value_1): Add stack arguments to
18788 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18789 ACCUMULATE_OUTGOING_ARGS).
18790 * dce.c: Include tm_p.h.
18791 (find_call_stack_args): New function.
18792 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
18794 (mark_insn): Call find_call_stack_args for CALL_Ps.
18795 (prescan_insns_for_dce): Walk insns backwards in bb rather than
18796 forwards. Allocate and free arg_stores bitmap if needed, pass it
18797 down to deletable_insn_p, don't mark stores set in arg_stores
18798 bitmap, clear the bitmap at the beginning of each bb.
18799 * Makefile.in (dce.o): Depend on $(TM_P_H).
18801 2009-01-14 Michael Meissner <gnu@the-meissners.org>
18804 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
18805 to make sure the insn is a conditional test (bug 22599). Reformat a
18808 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
18810 PR middle-end/38431
18811 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
18812 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
18813 (gloog): Do not call cleanup_tree_cfg.
18814 (graphite_transform_loops): Call cleanup_tree_cfg after all
18815 scops have been code generated.
18817 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
18818 * doc/gty.texi (Invoking the garbage collector): Added new node
18819 and section documenting ggc_collect.
18821 2009-01-14 Richard Guenther <rguenther@suse.de>
18823 PR tree-optimization/38826
18824 PR middle-end/38477
18825 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
18826 initialization notes only if we actually emitted a warning.
18827 (intra_create_variable_infos): Add constraints for a result decl
18828 that is passed by hidden reference.
18829 (build_pred_graph): Mark all related variables non-direct on
18832 2009-01-14 Nick Clifton <nickc@redhat.com>
18834 * ira-conflicts.c: Include addresses.h for the definition of
18836 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
18837 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
18839 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
18842 * Makefile.in (ira-lives.o): Add except.h.
18844 * ira-lives.c: Include except.h.
18845 (process_bb_node_lives): Process can_throw_internal.
18847 2009-01-13 Jakub Jelinek <jakub@redhat.com>
18849 PR rtl-optimization/38774
18850 * combine.c (simplify_set): When undoing cc_use change, don't do
18851 PUT_CODE on the newly created comparison, but instead put back the
18854 2009-01-13 Joseph Myers <joseph@codesourcery.com>
18856 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
18857 values. Remove duplicate arm8 entry.
18859 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18861 PR tree-optimization/38786
18862 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
18863 the SSA_NAME case of expand_scalar_variables_expr.
18864 Set the type of an expression to the type of its assign statement.
18865 (expand_scalar_variables_expr): Also gather the scalar computation
18866 used to index the memory access. Do not pass loop_p.
18867 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
18868 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
18869 the gimple_stmt_iterator where it inserts new code.
18870 Do not pass loop_p.
18871 (copy_bb_and_scalar_dependences): Do not pass loop_p.
18872 (translate_clast): Update call to copy_bb_and_scalar_dependences.
18874 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18876 * graphite.h (debug_value): Removed.
18877 * graphite.c (debug_value): Removed.
18879 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18881 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
18882 ldrd/strd with two 32-bit instructions.
18884 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18886 * config/arm/arm.c (struct processors): Pass for speed down into
18887 cost helper functions.
18888 (const_ok_for_op): Handle COMPARE and inequality nodes.
18889 (arm_rtx_costs_1): Rewrite.
18890 (arm_size_rtx_costs): Update prototype.
18891 (arm_rtx_costs): Pass speed down to helper functions.
18892 (arm_slowmul_rtx_costs): Rework cost calculations.
18893 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
18894 (arm_9e_rtx_costs): Likewise.
18896 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
18898 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
18899 relocations of local symbols wider than UNITS_PER_WORD are not valid.
18900 (alpha_legitimize_address): Do not split local symbols wider than
18901 UNITS_PER_WORD into HIGH/LO_SUM parts.
18903 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
18906 * gcc.c (process_command): Replace call to execvp with calls
18907 to pex_one and exit.
18909 2009-01-03 Anatoly Sokolov <aesok@post.ru>
18912 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
18913 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
18914 variant for devices with 3-byte PC.
18915 (__tablejump_elpm__): New.
18917 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18920 * c-parser.c (c_parser_postfix_expression): Allow `->' in
18921 offsetof member-designator, handle it as `[0].'.
18923 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18925 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
18926 function when not using named sections on targets with named sections
18927 if branch distance is less than 262132.
18929 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
18931 * combine.c (combine_instructions): Recompute
18932 optimize_this_for_speed_p for each BB in the main combine loop.
18934 2009-01-12 Tomas Bily <tbily@suse.cz>
18937 * tree-loop-distribution.c (prop_phis): New function.
18938 (generate_builtin): Call prop_phis.
18939 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
18941 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18943 PR tree-optimization/38807
18944 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
18945 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
18947 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
18949 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
18950 subreg of op0 to the original op0.
18952 2009-01-11 Laurent GUERBY <laurent@guerby.net>
18954 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
18956 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
18959 * mips-tfile.c (parse_def): Fix parsing of def strings
18960 starting with digits.
18962 2009-01-10 Jakub Jelinek <jakub@redhat.com>
18965 * config/arm/arm.c (arm_is_long_call_p): Don't call
18966 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
18968 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
18970 * regrename.c (regrename_optimize): Fix dumping.
18971 (find_oldest_value_reg): Preserve REG_POINTER.
18972 (copy_hardreg_forward_1): Likewise.
18974 2009-01-09 Diego Novillo <dnovillo@google.com>
18976 * gimple.h (struct gimple_statement_base) <uid>: Document
18977 the restrictions on its use.
18978 (gimple_uid): Tidy.
18979 (gimple_set_uid): Tidy.
18981 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18983 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
18984 zero guard even if align_bytes != 0 and count is smaller than
18987 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
18989 PR rtl-optimization/38495
18990 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
18991 (add_range_and_copies_from_move_list): Print all added ranges.
18992 Add ranges to memory optimized destination.
18994 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18998 * config/i386/i386.c (override_options): Reject
18999 -mstringop-strategy=rep_8byte with -m32.
19000 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
19001 to 1. Do count comparison against epilogue_size_needed at compile
19002 time even when count_exp was constant forced into register. For
19003 size_needed don't jump to epilogue, instead just avoid aligning
19004 and invoke the body algorithm. If need_zero_guard, add zero guard
19005 even if count is non-zero, but smaller than size_needed + number of
19006 bytes that could be stored for alignment.
19007 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
19008 to 1. If need_zero_guard, add zero guard even if count is non-zero,
19009 but smaller than size_needed + number of bytes that could be stored
19010 for alignment. Compare size_needed with epilogue_size_needed instead
19011 of desired_align - align, don't adjust size_needed, pass
19012 epilogue_size_needed to the epilogue expanders.
19015 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
19017 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19019 * pa.c (last_address): Change to unsigned.
19020 (update_total_code_bytes): Change argument to unsigned. Don't
19021 check if insn addresses are set.
19022 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
19023 addresses are not set.
19024 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
19026 2009-01-09 Nick Clifton <nickc@redhat.com>
19028 * config/sh/symbian.c: Replace uses of DECL_INLINE with
19029 DECL_DECLARED_INLINE_P.
19031 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19033 PR middle-end/38347
19034 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
19035 GET_MODE (op0) in operand_subword_force calls.
19037 PR middle-end/38771
19038 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
19039 fold_convert arg0 operands to TREE_TYPE (op0) first.
19041 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
19043 * params.def (ira-max-conflict-table-size): Decrease default value
19046 2009-01-08 Jakub Jelinek <jakub@redhat.com>
19048 PR tree-optimization/37031
19049 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
19051 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
19052 allocate it using gc instead of heap, use VEC_quick_push instead of
19054 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
19055 instead of heap, use VEC_quick_push instead of VEC_safe_push.
19056 * tree-data-ref.h (struct access_matrix): Change matrix to gc
19057 allocated vector from heap allocated.
19058 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
19059 * tree-loop-linear.c (linear_transform_loops): Allocate nest
19060 vector only after perfect_loop_nest_depth call.
19062 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
19063 Jan Sjodin <jan.sjodin@amd.com>
19065 PR tree-optimization/38559
19066 * graphite.c (debug_value, copy_constraint,
19067 swap_constraint_variables, scale_constraint_variable, ): New.
19068 (get_lower_bound, get_upper_bound): Removed.
19069 (graphite_trans_bb_strip_mine): Clean up this code that works
19070 only for constant number of iterations. Fully copy upper and
19071 lower bound constraints, not only the constant part of them.
19072 * graphite.h (debug_value): Declared.
19074 2009-01-08 Ira Rosen <irar@il.ibm.com>
19076 PR tree-optimization/37194
19077 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
19078 Don't add the cost of cost model guard in prologue to scalar
19079 outside cost in case of known number of iterations.
19081 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
19082 Alan Modra <amodra@bigpond.net.au>
19084 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
19085 non-word-aligned REG+CONST addressing.
19087 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
19090 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
19091 free_after_compilation when outputting a thunk.
19092 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
19093 Do not call free_after_compilation here.
19095 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
19097 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
19098 (ix86_valid_target_attribute_inner_p): Ditto.
19100 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
19102 PR tree-optimization/38492
19103 PR tree-optimization/38498
19104 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
19105 * tree-chrec.h (scev_is_linear_expression): Declared.
19106 * graphite.c (graphite_cannot_represent_loop_niter): New.
19107 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
19108 (graphite_loop_normal_form): Use gcc_assert.
19109 (scan_tree_for_params): Use CASE_CONVERT.
19110 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
19111 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
19112 Use gcc_assert. Discard scops that contain unhandled cases.
19113 (build_scop_conditions): Return a boolean status for unhandled cases.
19114 (strip_mine_profitable_p): Print the loop number, not its depth.
19115 (is_interchange_valid): Pass the depth of the loop nest, don't
19116 recompute it wrongly.
19117 (graphite_trans_bb_block): Same.
19118 (graphite_trans_bb_block): Print tentative of loop blocking.
19119 (graphite_trans_scop_block): Do not print that the loop has been
19121 (graphite_transform_loops): Do not handle scops that contain condition
19124 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
19126 AVX Programming Reference (December, 2008)
19127 * config/i386/avxintrin.h (_mm256_stream_si256): New.
19128 (_mm256_stream_pd): Likewise.
19129 (_mm256_stream_ps): Likewise.
19131 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
19132 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
19133 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
19134 (bdesc_special_args): Add __builtin_ia32_movntdq256,
19135 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
19136 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
19137 (ix86_expand_special_args_builtin): Likewise.
19139 * config/i386/sse.md (AVXMODEDI): New.
19140 (avx_movnt<mode>): Likewise.
19141 (avx_movnt<mode>): Likewise.
19142 (<sse>_movnt<mode>): Remove AVX support.
19143 (sse2_movntv2di): Likewise.
19145 2009-01-07 Richard Guenther <rguenther@suse.de>
19147 PR middle-end/38751
19148 * fold-const.c (extract_muldiv): Remove obsolete comment.
19149 (fold_plusminus_mult_expr): Undo MINUS_EXPR
19150 to PLUS_EXPR canonicalization for the canonicalization.
19152 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
19154 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
19155 hosted cross-compilers generating less efficient code.
19157 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19159 * function.h (rtl_data): Add a dbr_scheduled_p field.
19160 * reorg.c (dbr_schedule): Set it.
19161 (gate_handle_delay_slots): Check it.
19162 * config/mips/mips.c (mips_base_delayed_branch): Delete.
19163 (mips_reorg): Check flag_delayed_branch instead of
19164 mips_base_delayed_branch.
19165 (mips_override_options): Don't set mips_base_delayed_branch
19166 or flag_delayed_branch.
19168 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19170 PR rtl-optimization/38426.
19171 * ira.c (ira): Set current_function_is_leaf earlier.
19173 2009-01-06 Jakub Jelinek <jakub@redhat.com>
19175 PR rtl-optimization/38722
19176 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
19177 too early, only set a flag and modify after last possible
19180 2009-01-06 Janis Johnson <janis187@us.ibm.com>
19183 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
19184 * real.c (decimal_single_format): Correct values of emin and emax.
19185 (decimal_double_format): Ditto.
19186 (decimal_quad_format): Ditto.
19187 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
19188 computation of DECnn_MIN and DECnn_MAX for corrected values of
19189 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
19190 __DECnn_MIN__, and adjust its computation for the corrected value
19193 2009-01-06 Jan Hubicka <jh@suse.cz>
19196 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
19198 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
19200 * doc/contrib.texi (Contributors): Slightly adjust the end note.
19201 Add Robert Clark to the list of testers.
19203 2009-01-06 Jan Hubicka <jh@suse.cz>
19204 Kai Tietz <kai.tietz@onevision.com>
19206 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
19207 * config/i386/i386.c (ix86_expand_call): Add clobbers.
19209 2009-01-06 Jan Hubicka <jh@suse.cz>
19210 Kai Tietz <kai.tietz@onevision.com>
19212 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
19214 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
19215 (ix86_nsaved_regs): Count only general purpose regs.
19216 (ix86_nsaved_sseregs): New.
19217 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
19218 to 16 for w64; compute padding and size of sse reg save area.
19219 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
19220 general purpose regs.
19221 (ix86_emit_save_sse_regs_using_mov): New.
19222 (ix86_expand_prologue): Save SSE regs if needed.
19223 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
19224 (ix86_emit_restore_sse_regs_using_mov): New.
19225 (ix86_expand_epilogue): Save SSE regs if needed.
19227 2009-01-06 Jan Hubicka <jh@suse.cz>
19228 Kai Tietz <kai.tietz@onevision.com>
19230 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
19231 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
19232 functions when accumulate outgoing args is off.
19234 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19237 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
19238 before using pseudos_have_intersected_live_ranges_p.
19240 * ira-int.h (ira_assert): Always define.
19242 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19244 AVX Programming Reference (December, 2008)
19245 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
19246 (_mm256_permute2_pd): Likewise.
19247 (_mm_permute2_ps): Likewise.
19248 (_mm256_permute2_ps): Likewise.
19249 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
19250 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
19252 * config/i386/i386.c (ix86_builtins): Remove
19253 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
19254 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
19255 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
19256 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
19257 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
19258 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
19259 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
19260 __builtin_ia32_vpermil2ps256.
19261 (ix86_init_mmx_sse_builtins): Updated.
19262 (ix86_expand_args_builtin): Likewise.
19264 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19266 * pa.c (output_call): Relocate non-jump insns in the delay slot of
19267 long absolute calls when generating PA 2.0 code.
19269 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
19271 PR rtl-optimization/38583
19272 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
19274 * params.def (ira-max-conflict-table-size): New.
19276 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
19278 * ira.h (ira_conflicts_p): New external definition.
19280 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
19281 table. Report this. Return result of building.
19282 (ira_build_conflicts): Use ira_conflicts_p. Check result of
19283 building conflict table.
19285 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
19286 (ira_color): Use ira_conflicts_p.
19288 * global.c: Include ira.h.
19289 (pseudo_for_reload_consideration_p, build_insn_chain): Use
19292 * Makefile.in (global.o): Add ira.h.
19294 * ira-build.c (mark_all_loops_for_removal,
19295 propagate_some_info_from_allocno): New.
19296 (remove_unnecessary_allocnos): Call
19297 propagate_some_info_from_allocno.
19298 (remove_low_level_allocnos): New.
19299 (remove_unnecessary_regions): Add parameter. Call
19300 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
19301 parameter to remove_unnecessary_regions.
19302 (ira_build): Remove all regions but root if the conflict table was
19303 not built. Update conflict hard regs for allocnos crossing calls.
19305 * ira.c (ira_conflicts_p): New global.
19306 (ira): Define and use ira_conflicts_p.
19308 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19309 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
19310 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
19312 2009-01-06 Ben Elliston <bje@au.ibm.com>
19314 * gengtype-lex.l (YY_NO_INPUT): Define.
19316 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19319 * c-common.c (handle_vector_size_attribute): Also reject
19320 BOOLEAN_TYPE types.
19322 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
19324 PR tree-optimization/38492
19325 * graphite.c (rename_map_elt, debug_rename_elt,
19326 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
19327 rename_map_elt_info, eq_rename_map_elts,
19328 get_new_name_from_old_name, bb_in_sese_p): Moved around.
19329 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
19330 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
19331 (sese_build_livein_liveouts): New.
19332 (new_sese, free_sese): New.
19333 (new_scop): Call new_sese.
19334 (free_scop): Call free_sese.
19335 (rename_variables_from_edge, rename_phis_end_scop): Removed.
19336 (register_old_new_names): Renamed register_old_and_new_names.
19337 (register_scop_liveout_renames, add_loop_exit_phis,
19338 insert_loop_close_phis, struct igp,
19339 default_liveout_before_guard, add_guard_exit_phis,
19340 insert_guard_phis, copy_renames): New.
19341 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
19342 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
19343 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
19344 (scop_adjust_phis_for_liveouts): New.
19345 (gloog): Call scop_adjust_phis_for_liveouts.
19347 * graphite.h (struct sese): Documented. Added fields liveout,
19348 num_ver and livein.
19349 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
19350 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
19351 (struct scop): Added field liveout_renames.
19352 (SCOP_LIVEOUT_RENAMES): New.
19354 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19356 PR tree-optimization/38510
19357 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
19358 (translate_clast): Call recompute_all_dominators before
19360 (gloog): Call recompute_all_dominators before graphite_verify.
19362 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19363 Jan Sjodin <jan.sjodin@amd.com>
19365 PR tree-optimization/38500
19366 * graphite.c (create_sese_edges): Call fix_loop_structure after
19369 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19371 * config.gcc: Add m32r*-*-rtems*.
19372 * config/m32r/rtems.h: New file.
19374 2009-01-05 Ben Elliston <bje@au.ibm.com>
19376 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
19377 (.po.pox): Likewise.
19378 (po/gcc.pot): Likewise.
19380 2009-01-04 David S. Miller <davem@davemloft.net>
19382 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
19383 (STARTING_FRAME_OFFSET): Always set to zero.
19385 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19387 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
19388 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
19389 fixed-point types, and vectors of the same.
19391 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19393 * config/mips/sync.md (*mb_barrier): Rename to...
19394 (*memory_barrier): ...this.
19396 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
19398 * doc/extend.texi (Function Attributes): Move @cindex after @item
19399 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
19400 and put in alphabetical order. Fix 'target' name and put in order.
19401 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
19404 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
19406 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
19407 (memory_barrier): Expand as unspec instead of unspec_volatile.
19408 Remove mem:BLK from insn operands. Use Pmode scratch register.
19409 (*memory_barrier): Define as unspec instead of unspec_volatile.
19410 Use (match_dup 0) as input operand.
19412 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
19413 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
19414 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
19415 scratch register. Remove operand 1.
19416 (*stbar): Define as unspec instead of unspec_volatile.
19417 Use (match_dup 0) as input operand, remove (const_int 8).
19418 (*membar): Define as unspec instead of unspec_volatile.
19419 Use (match_dup 0) as input operand, remove input operand 2.
19421 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
19422 (memory_barrier): Expand as unspec instead of unspec_volatile.
19423 Remove mem:BLK from insn operands. Use Pmode scratch register.
19424 (*memory_barrier): Define as unspec instead of unspec_volatile.
19425 Use (match_dup 0) as input operand.
19427 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
19428 Remove mem:BLK from insn operands. Use Pmode scratch register.
19429 Set volatile flag on operand 0.
19430 (*memory_barrier): New insn pattern.
19432 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
19434 (*memory_barrier): Use (match_dup 0) as input operand.
19436 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
19437 Remove mem:BLK from insn operands. Use Pmode scratch register.
19438 Set volatile flag on operand 0.
19439 (*mb_internal): New insn pattern.
19441 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
19443 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19445 PR middle-end/38586
19446 * function.c (struct temp_slot): Move to the section of the file
19447 that deals with temp slots. Remove field 'address'.
19448 (temp_slot_address_table): New hash table of address -> temp slot.
19449 (struct temp_slot_address_entry): New struct, items for the table.
19450 (temp_slot_address_compute_hash, temp_slot_address_hash,
19451 temp_slot_address_eq, insert_temp_slot_address): Support functions
19453 (find_temp_slot_from_address): Rewrite to use the new hash table.
19454 (remove_unused_temp_slot_addresses): Remove addresses of temp
19455 slots that have been made available.
19456 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
19457 worker function for remove_unused_temp_slot_addresses.
19458 (assign_stack_temp_for_type): Don't clear the temp slot address list.
19459 Add the temp slot address to the address -> temp slot map.
19460 (update_temp_slot_address): Update via insert_temp_slot_address.
19461 (free_temp_slots): Call remove_unused_temp_slot_addresses.
19462 (pop_temp_slots): Likewise.
19463 (init_temp_slots): Allocate the address -> temp slot map, or empty
19464 the map if it is already allocated.
19465 (prepare_function_start): Initialize temp slot processing.
19467 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19469 PR middle-end/38584
19470 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
19471 Calculate the size of all stack vars assuming no packing of stack
19472 vars will happen, replacing a quadratic algorithm with a linear one.
19474 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19477 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
19480 2009-01-03 Diego Novillo <dnovillo@google.com>
19482 * doc/contrib.texi: Update contributions.
19484 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19487 * builtins.c (fold_builtin_memory_op): Give up if either operand
19488 is volatile. Set srctype or desttype to non-qualified version
19492 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
19493 and FUNCTION_DECLs.
19495 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
19497 PR rtl-optimization/35805
19498 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
19499 problem if fast dce is able to remove any instructions.
19500 * dce.c (dce_process_block): Fix dump message.
19502 2009-01-02 Mark Mitchell <mark@codesourcery.com>
19505 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
19507 2009-01-02 Jakub Jelinek <jakub@redhat.com>
19509 PR middle-end/38690
19510 * tree-flow.h (op_code_prio, op_prio): New prototypes.
19511 * tree-pretty-print.c (op_code_prio): New function.
19512 (op_prio): No longer static. Use op_code_prio.
19513 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
19514 Use op_prio and op_code_prio to determine if () should be
19515 printed around operand(s) or not.
19517 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
19518 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
19519 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
19520 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
19521 pp_character instead of pp_string for single letter printing.
19523 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
19525 * doc/extend.texi: Fix '#pragma GCC option' typo.
19527 2009-01-02 Richard Guenther <rguenther@suse.de>
19529 * doc/install.texi (--enable-checking): Mention different
19530 default for stage1.
19531 (--enable-stage1-checking): Document.
19533 2009-01-01 Andrew Pinski <pinskia@gmail.com>
19535 PR middle-end/30142
19536 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
19537 case to be an error.
19539 2009-01-02 Ben Elliston <bje@au.ibm.com>
19541 * config/fp-bit.h (pack_d): Constify argument.
19542 * config/fp-bit.c (makenan): Constify return type. Remove casts.
19543 (isnan): Constify argument.
19545 (iszero): Likewise.
19546 (pack_d): Likewise.
19547 (_fpadd_parts): Constify return type.
19548 (_fpmul_parts): Likewise.
19549 (_fpdiv_parts): Likewise.
19551 2009-01-01 Jakub Jelinek <jakub@redhat.com>
19554 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
19555 warn about overwriting initializer with side-effects or
19556 -Woverride-init if !IMPLICIT.
19557 (output_init_element): Likewise. Pass IMPLICIT down to
19559 (process_init_element): Add IMPLICIT argument. Pass it down
19560 to output_init_element.
19561 (push_init_element, pop_init_level, set_designator): Adjust
19562 process_init_element callers.
19563 (set_nonincremental_init, set_nonincremental_init_from_string):
19564 Adjust add_pending_init callers.
19565 (output_pending_init_elements): Adjust output_init_element callers.
19566 * c-tree.h (process_init_element): Adjust prototype.
19567 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
19568 process_init_element callers.
19571 Copyright (C) 2009 Free Software Foundation, Inc.
19573 Copying and distribution of this file, with or without modification,
19574 are permitted in any medium without royalty provided the copyright
19575 notice and this notice are preserved.