1 2009-07-28 Douglas B Rupp <rupp@gnat.com>
3 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
4 New macro set for VMS_DEBUGGGING_INFO.
5 (AT_string_form): Use it.
7 2009-07-28 DJ Delorie <dj@redhat.com>
9 * config/mep/mep.c (vtext_section): New.
10 (vftext_section): New.
12 (mep_select_section): Add support for functions.
13 (mep_unique_section): Likewise.
14 (mep_asm_init_sections): Likewise.
15 (mep_encode_section_info): Remove it from here.
17 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
19 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
21 * tree.h (TREE_DEPRECATED): Document it is used for types too.
22 (TYPE_VECTOR_OPAQUE): Use default_def_flag
24 2009-07-28 Douglas B Rupp <rupp@gnat.com>
26 * dwarf2out.c (output_file_names): Test new macro
27 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
28 (add_comp_dir_attribute): Likewise.
30 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
32 * config/i386/mingw-w64.h (LINK_SPEC): Add
33 separating space between commands.
35 2009-07-28 Jan Hubicka <jh@suse.cz>
37 PR tree-optimization/40759
38 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
41 2009-07-27 DJ Delorie <dj@redhat.com>
43 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
44 types are dword-aligned.
45 (mep_expand_va_start): Likewise.
47 2009-07-27 Olivier Hainque <hainque@adacore.com>
48 Douglas B Rupp <rupp@gnat.com>
50 * convert.c (convert_to_pointer): Don't assume the target
51 pointer type is POINTER_SIZE long. Fetch its precision instead.
53 2009-07-27 Douglas B Rupp <rupp@gnat.com>
55 * system.h (fopen): Undefine if macro.
57 2009-07-27 Jakub Jelinek <jakub@redhat.com>
59 * dwarf2out.c (output_cfi_p): Removed.
60 (output_cfis): New function.
61 (output_fde): New function, split from output_call_frame_info.
62 (output_call_frame_info): Use it.
63 (dwarf2out_switch_text_section): Use output_cfis.
65 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
67 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
68 TARGET_BI_ARCH is specified without enabling SJLJ.
69 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
70 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
72 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
74 * arm.md (negdi2): Use DImode if forcing a value into a register.
76 2009-07-26 Ira Rosen <irar@il.ibm.com>
78 PR tree-optimization/40801
79 * tree-vect-stmts.c (vectorizable_call): Get previous copy
80 of vector operand from the previous copy of vector statement.
81 Pass the correct definition type value to
82 vect_get_vec_def_for_stmt_copy().
84 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
86 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
87 const char ** conversion.
89 2009-07-25 David Daney <ddaney@caviumnetworks.com>
91 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
92 fancy_abort() if !ENABLE_ASSERT_CHECKING.
93 (gcc_unreachable): Invoke __builtin_unreachable() if
94 !ENABLE_ASSERT_CHECKING.
96 2009-07-25 David Daney <ddaney@caviumnetworks.com>
98 PR rtl-optimization/40445
99 * emit-rtl.c (next_nonnote_insn_bb): New function.
100 * rtl.h (next_nonnote_insn_bb): Declare new function.
101 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
102 with no successors that is the successor of the ENTRY_BLOCK.
103 Continue from the top after removing an empty fallthrough block.
104 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
105 of next_nonnote_insn.
107 2009-07-25 David Daney <ddaney@caviumnetworks.com>
109 * cfgcleanup.c (old_insns_match_p): Handle the case of empty
112 2009-07-25 Martin Jambor <mjambor@suse.cz>
114 * c-common.c (c_common_attribute_table): New element for noclone.
115 (handle_noclone_attribute): New function. Forward-declare.
116 * tree-inline.c (tree_versionable_function_p): Check for noclone
118 * doc/extend.texi (Labels as Values): Document need for noclone.
119 (Function Attributes): Document noclone attribute.
121 2009-07-25 Jakub Jelinek <jakub@redhat.com>
123 PR rtl-optimization/34999
124 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
125 and dw_fde_switched_cold_to_hot fields.
126 (output_cfi_p): New function.
127 (output_call_frame_info): If fde->dw_fde_switched_sections,
128 output 2 FDEs instead of one with corrupted header.
129 (dwarf2out_do_cfi_startproc): New function.
130 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
131 and fde->dw_fde_switched_cold_to_hot.
132 (dwarf2out_switch_text_section): Compute
133 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
134 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
135 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
136 Otherwise, compute fde->dw_fde_switch_cfi.
138 2009-07-24 Cary Coutant <ccoutant@google.com>
140 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
142 2009-07-24 Cary Coutant <ccoutant@google.com>
144 * cfghooks.c (split_block): Copy discriminator to new block.
145 * tree-cfg.c (assign_discriminator): Check location of last
146 instruction in block as well as first.
148 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
150 * config/i386/linux.c: Use fputs or putc instead of fprintf
152 * config/i386/gas.h: Ditto.
153 * config/i386/x86-64.h: Ditto.
154 * config/i386/att.h: Ditto.
156 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
158 * expmed.c (emit_store_flag): Use a recursive call to optimize the
161 2009-07-24 Martin Jambor <mjambor@suse.cz>
163 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
164 (ipa_push_func_to_list_1): Declare.
165 (ipa_push_func_to_list): New function.
167 * ipa-prop.c (ipa_push_func_to_list_1): New function.
168 (ipa_init_func_list): Call ipa_push_func_to_list_1.
169 (ipa_push_func_to_list): Removed.
170 (ipa_pop_func_from_list): Clear node_enqueued flag.
172 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
174 * config/s390/s390.c (override_options): Default
175 max-unrolled-insns to 100 for z10 tuning.
177 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
179 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
180 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
181 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
182 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
183 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
184 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
185 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
187 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
189 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
190 use default set in mingw32.h header.
191 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
192 64-bit /mingw/include path.
193 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
196 2009-07-23 Neil Vachharajani <nvachhar@google.com>
198 PR rtl-optimization/40209
199 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
201 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
203 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
204 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
205 with the rest of string where appropriate. Use fputs or putc
206 instead of fprintf where appropriate.
208 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
209 Pat Haugen <pthaugen@us.ibm.com>
210 Revital Eres <ERES@il.ibm.com>
212 * config/rs6000/vector.md: New file. Move most of the vector
213 expander support here from altivec.md to allow for the VSX vector
214 unit in the future. Add support for secondary_reload patterns.
215 Rewrite the patterns for vector comparison, and vector comparison
216 predicate instructions so that the RTL expresses the desired
217 behavior, instead of using unspec.
219 * config/rs6000/constraints.md ("f" constraint): Use
220 rs6000_constraints to hold the precalculated register class.
221 ("d" constraint): Ditto.
222 ("wd" constraint): New constraint for VSX.
223 ("wf" constraint): Ditto.
224 ("ws" constraint): Ditto.
225 ("wa" constraint): Ditto.
226 ("wZ" constraint): Ditto.
227 ("j" constraint): Ditto.
229 * config/rs6000/predicates.md (vsx_register_operand): New
231 (vfloat_operand): New predicate for vector.md.
232 (vint_operand): Ditto.
233 (vlogical_operand): Ditto.
234 (easy_fp_constant): If VSX, 0.0 is an easy constant.
235 (easy_vector_constant): Add VSX support.
236 (altivec_indexed_or_indirect_operand): New predicate for
237 recognizing Altivec style memory references with AND -16.
239 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
240 for vector secondary reload support.
241 (rs6000_vector_reg_class): Delete, replacing it with
243 (rs6000_vsx_reg_class): Ditto.
244 (rs6000_constraints): New array to hold the register classes of
245 each of the register constraints that can vary at runtime.
246 (builtin_mode_to_type): New static array for builtin function type
248 (builtin_hash_table): New static hash table for builtin function
250 (TARGET_SECONDARY_RELOAD): Define target hook.
251 (TARGET_IRA_COVER_CLASSES): Ditto.
252 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
253 registers are 128 bits if VSX memory reference instructions are used.
254 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
256 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
257 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
258 Print several of the scheduling related parameters.
259 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
260 rs6000_constraints instead of rs6000_vector_reg_class. Move
261 -mdebug=reg code to rs6000_debug_reg_global. Add support for
262 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
263 Altivec. Add VSX support. Setup for secondary reload support on
264 Altivec/VSX registers.
265 (rs6000_override_options): Make power7 set the scheduling groups
266 like the power5. Add support for new debug switches to override
267 the scheduling defaults. Temporarily disable -mcpu=power7 from
268 setting -mvsx. Add support for debug switches -malways-hint,
269 -msched-groups, and -malign-branch-targets.
270 (rs6000_buitlin_conversion): Add support for returning unsigned
271 vector conversion functions to fix regressions due to stricter
273 (rs6000_builtin_mul_widen_even): Ditto.
274 (rs6000_builtin_mul_widen_odd): Ditto.
275 (rs6000_builtin_vec_perm): Ditto.
276 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
277 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
279 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
281 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
282 VSX types for bit operations. Changes to accomidate vector.md.
285 (struct builtin_description_predicates): Rewrite predicate
286 handling so that RTL describes the operation, instead of passing
287 the instruction to be used as a string argument.
288 (bdesc_altivec_preds): Ditto.
289 (altivec_expand_predicate_builtin): Ditto.
290 (altivec_expand_builtin): Ditto.
291 (rs6000_expand_ternop_builtin): Use a switch instead of an if
292 statement for vsldoi support.
293 (altivec_expand_ld_builtin): Change to use new names from vector.md.
294 (altivec_expand_st_builtin): Ditto.
295 (paired_expand_builtin): Whitespace changes.
296 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
297 builtin_mode_to_type table for secondary reload. Call
298 builtin_function_type to build random builtin functions.
299 (altivec_init_builtins): Change to use builtin_function_type to
300 create builtin function types dynamically as we need them.
301 (builtin_hash_function): New support for hashing the tree types
302 for builtin function as we need it, rather than trying to build
303 all of the trees that we need. Add initial preliminary VSX support.
304 (builtin_function_type): Ditto.
305 (builtin_function_eq): Ditto.
306 (builtin_hash_struct): Ditto.
307 (rs6000_init_builtins): Ditto.
308 (rs6000_common_init_builtins): Ditto.
309 (altivec_init_builtins): Ditto.
310 (rs6000_common_init_builtins): Ditto.
311 (enum reload_reg_type): New enum for simplifing reg classes.
312 (rs6000_reload_register_type): Simplify register classes into GPR,
313 Vector, and other registers. Altivec and VSX addresses in reload.
314 (rs6000_secondary_reload_inner): Ditto.
315 (rs6000_ira_cover_classes): New target hook, that returns the
316 appropriate cover classes, based on -mvsx being used or not.
317 (rs6000_secondary_reload_class): Add VSX support.
318 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
319 (get_vsel_insn): Ditto.
320 (rs6000_emit_vector_compare): Rewrite vector conditional support
321 so that where we can, we use RTL operators, instead of blindly use
323 (rs6000_emit_vector_select): Ditto.
324 (rs6000_emit_vector_cond_expr): Ditto.
325 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
326 (create_TOC_reference): Add -mdebug=addr support.
327 (emit_frame_save): VSX loads/stores need register indexed addressing.
329 * config/rs6000/rs6000.md: Include vector.md.
331 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
333 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
334 support for V2DI, V2DF in logical, permute, select operations.
336 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
337 switch for vsx/power7.
338 (-mvsx-scalar-memory): Ditto.
339 (-mvsx-align-128): Ditto.
340 (-mallow-movmisalign): Ditto.
341 (-mallow-df-permute): Ditto.
342 (-msched-groups): Ditto.
343 (-malways-hint): Ditto.
344 (-malign-branch-targets): Ditto.
346 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
348 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
349 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
350 (rs6000_vector_reg_class): Delete.
351 (rs6000_vsx_reg_class): Ditto.
352 (enum rs6000_reg_class_enum): New enum for the constraints that
353 vary based on target switches.
354 (rs6000_constraints): New array to hold the register class for all
355 of the register constraints that vary based on the switches used.
356 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
357 (enum rs6000_builtins): Add unsigned varients for the builtin
358 declarations returned by target hooks for expanding multiplies,
359 select, and permute operations. Add VSX builtins.
360 (enum rs6000_builtin_type_index): Add entries for VSX.
361 (V2DI_type_node): Ditto.
362 (V2DF_type_node): Ditto.
363 (unsigned_V2DI_type_node): Ditto.
364 (bool_long_type_node): Ditto.
365 (intDI_type_internal_node): Ditto.
366 (uintDI_type_internal_node): Ditto.
367 (double_type_internal_node): Ditto.
369 * config/rs6000/altivec.md (whole file): Move all expanders to
370 vector.md from altivec.md. Rename insn matching functions to be
372 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
373 (altivec_vcmp*): Ditto.
374 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
375 (VM): New iterator for moves that includes the VSX types.
376 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
377 (altivec_vperm_<mode>_uns): New, for unsigned types.
378 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
379 (altivec_eq<mode>): Ditto.
380 (altivec_gt<mode>): Ditto.
381 (altivec_gtu<mode>): Ditto.
382 (altivec_eqv4sf): Ditto.
383 (altivec_gev4sf): Ditto.
384 (altivec_gtv4sf): Ditto.
385 (altivec_vcmpbfp_p): Ditto.
387 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
389 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
392 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
395 * config/i386/i386.c (output_387_ffreep): Rewrite to use
396 ASM_SHORT instead of .word.
397 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
398 instead of .word in asm template.
400 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
403 * ira-lives.c (bb_has_abnormal_call_pred): New function.
404 (process_bb_node_lives): Use it.
406 * ira.c (setup_cover_and_important_classes): Don't setup
407 ira_important_class_nums. Add cover classes to the end of
409 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
411 (find_reg_class_closure): Use reorder_important_classes.
413 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
415 * config/i386/i386.c (i386_ira_cover_classes): New function.
416 (TARGET_IRA_COVER_CLASSES): Redefine.
418 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
419 importance of order of cover classes in the array.
421 2009-07-22 Diego Novillo <dnovillo@google.com>
423 * tree-pass.h (TDF_EH): Define.
424 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
425 contains TDF_EH, print the EH region number holding GS.
426 * tree-dump.c (dump_options): Add "eh".
427 * doc/invoke.texi: Document it.
429 2009-07-22 Doug Kwan <dougkwan@google.com>
431 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
433 2009-07-22 Michael Matz <matz@suse.de>
435 PR tree-optimization/35229
436 PR tree-optimization/39300
438 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
439 (inhibit_phi_insertion): New function.
440 (insert_into_preds_of_block): Call it for REFERENCEs.
441 (init_pre): Initialize and finalize scalar evolutions.
442 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
444 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
446 * config/i386/predicates.md (zero_extended_scalar_load_operand):
447 Use CONST_VECTOR_NUNITS to determine number of elements.
449 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
451 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
452 (U, W): Constraints are now deprecated and will be removed if we
454 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
456 ("prefetch"): Add the stcmh instruction for prefetching.
457 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
459 (s390_short_displacement): Return always true if compiling for
460 machines not providing the long displacement facility.
461 (s390_mem_constraint): Support the new constraint letter Z.
462 (s390_check_qrst_address): New function.
464 2009-07-21 DJ Delorie <dj@redhat.com>
466 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
469 2009-07-21 Jason Merrill <jason@redhat.com>
471 * c-common.c (max_tinst_depth): Increase default to 1024.
473 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
475 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
476 (vec_unpacku_float_lo_v4si): Ditto.
478 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
481 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
482 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
483 (builtin_description): Add __builtin_ia32_cvtudq2ps.
484 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
486 2009-07-21 Jakub Jelinek <jakub@redhat.com>
488 PR tree-optimization/40813
489 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
492 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
494 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
495 with a NOP_EXPR if needed.
497 2009-07-21 Paul Brook <paul@codesourcery.com>
499 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
500 Terminate debug dump with newline.
502 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
504 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
505 Cast "1" to unsigned HOST_WIDE_INT.
506 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
507 deposit length to the maximum length - lsb. Extend length if
508 HOST_BITS_PER_WIDE_INT is 32.
510 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
512 * cgraph.h (constant_pool_htab): New function.
513 (constant_descriptor_tree): Move from varasm.c.
514 * varasm.c (constant_pool_htab): New function.
515 (constant_descriptor_tree): Move to cgraph.h.
517 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
519 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
521 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
523 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
526 2009-07-20 Xinliang David Li <davidxl@google.com>
528 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
530 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
532 * config/mips/mips.md (move_type): Add arith.
533 (type): Handle arith.
534 (zero_extendsidi2): Rename this into ...
535 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
536 (zero_extendsidi2): New expander.
537 (*zero_extendsidi2_dext): New pattern.
539 2009-07-20 Nick Clifton <nickc@redhat.com>
541 * config.gcc (mips64-*-*): Add definition of tm_defines in order
542 to set MIPS_ABI_DEFAULT.
543 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
545 2009-07-20 Jakub Jelinek <jakub@redhat.com>
547 * tree-object-size.c (addr_object_size): Handle unions with
548 array in it as last field of structs in __bos (, 1) as __bos (, 0).
550 PR tree-optimization/40792
551 * tree.c (build_function_type_skip_args): Remove bogus assert.
553 2009-07-20 Jan Hubicka <jh@suse.cz>
554 Martin Jambor <mjambor@suse.cz>
556 * cgraph.h (combined_args_to_skip): New field.
557 * cgraph.c (cgraph_create_virtual_clone): Properly handle
558 combined_args_to_skip and args_to_skip.
559 * tree-inline.c (update_clone_info): New function.
560 (tree_function_versioning): Call update_clone_info.
561 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
563 (cgraph_materialize_all_clones): More extensive dumping, working
564 with combined_args_to_skip rather than args_to_skip.
566 2009-07-20 Ira Rosen <irar@il.ibm.com>
568 * tree-vectorizer.h (vectorizable_condition): Add parameters.
569 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
570 (get_initial_def_for_reduction): Likewise.
571 (vectorizable_reduction): Skip the check of first operand in case
572 of COND_EXPR. Add check that it is outer loop vectorization if
573 nested cycle was detected. Call vectorizable_condition() for
574 COND_EXPR. If reduction epilogue cannot be created do not fail for
575 nested cycles (if it is not double reduction). Assert that there
576 is only one type in the loop in case of COND_EXPR. Call
577 vectorizable_condition() to vectorize COND_EXPR.
578 * tree-vect-stmts.c (vectorizable_condition): Update comment.
579 Add parameters. Allow nested cycles if called from
580 vectorizable_reduction(). Use reduction vector variable if provided.
581 (vect_analyze_stmt): Call vectorizable_reduction() before
582 vectorizable_condition().
583 (vect_transform_stmt): Update call to vectorizable_condition().
585 2009-07-20 Christian Bruel <christian.bruel@st.com>
587 * config/sh/sh.opt (-mfmovd): Resurrect and document.
588 * doc/invoke.texi (-mfmovd): Likewise.
589 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
591 2009-07-20 Jan Hubicka <jh@suse.cz>
593 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
594 when handling SSA name.
596 2009-07-19 Jan Hubicka <jh@suse.cz>
598 PR tree-optimization/40676
599 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
600 virtual PHIs in empty BBs.
602 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
604 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
605 re-expanded the compound use gen_lowpart instead to convert to the
608 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
610 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
611 OUTER_CONST arguments.
612 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
613 the new wider mode will be masked off.
614 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
616 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
618 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
619 high-order bits are zero.
621 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
623 * combine.c (simplify_shift_const_1): Split code to determine
625 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
626 new bits shifted in are identical to the old sign bit.
628 2009-07-18 Richard Guenther <rguenther@suse.de>
631 * gimplify.c (gimplify_call_expr): Reject code using results from
632 functions returning void.
634 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
636 * doc/md.texi: Document the new PowerPC "es" constraint.
637 Document that "m" can include automodified addresses on this target,
638 and explain how %U must be used. Extend the "Q" and "Z" documentation
639 to suggest "es" as well as "m".
640 * config/rs6000/constraints.md (es): New memory constraint.
641 (Q, Z): Update strings to match new documentation.
643 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
645 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
646 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
647 * config/rs6000/predicates.md (volatile_mem_operand): Use
648 offsettable_nonstrict_memref_p.
649 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
650 (*floatunssidf2_internal): Likewise.
651 (*fix_truncdfsi2_internal): Likewise.
652 (*fix_trunctfsi2_internal): Likewise.
654 2009-07-17 Anatoly Sokolov <aesok@post.ru>
656 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
658 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
660 2009-07-17 Richard Guenther <rguenther@suse.de>
663 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
664 (pass_warn_unused_result): Likewise.
665 (TODO_set_props): Remove.
666 * omp-low.c (diagnose_omp_structured_block_errors): Change to
668 (pass_diagnose_omp_blocks): Define.
669 * c-decl.c (pop_file_scope): Do not finalize the CU here.
670 (c_gimple_diagnostics_recursively): Remove.
671 (finish_function): Do not call it.
672 (c_write_global_declarations): Continue after errors.
673 Finalize the CU here.
674 * c-gimplify.c (c_genericize): Do not gimplify here.
675 * c-common.c (c_warn_unused_result): Move ...
676 * tree-cfg.c (do_warn_unused_result): ... here.
677 (run_warn_unused_result): New function.
678 (gate_warn_unused_result): New function.
679 (pass_warn_unused_result): New pass.
680 * c-common.h (c_warn_unused_result): Remove.
681 * flags.h (flag_warn_unused_result): Declare.
682 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
683 * opts.c (flag_warn_unused_result): Initialize to false.
684 * toplev.c (compile_file): Add comment.
685 * omp-low.c (create_omp_child_function): Do not register
686 the function with the frontend.
687 (diagnose_omp_structured_block_errors): Prepare to be
688 called as optimization pass.
689 (gate_diagnose_omp_blocks): New function.
690 (pass_diagnose_omp_blocks): New pass.
691 * cgraph.h (cgraph_optimize): Remove.
692 (cgraph_analyze_function): Likewise.
693 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
694 * cgraphunit.c (cgraph_lower_function): Lower nested functions
695 before their parents here.
696 (cgraph_finalize_function): Not here.
697 (cgraph_analyze_function): Gimplify functions here.
698 (cgraph_finalize_compilation_unit): Continue after errors.
699 Optimize the callgraph from here.
700 (cgraph_optimize): Make static.
701 * langhooks.c (write_global_declarations): Finalize the CU.
702 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
703 (gimplify_function_tree): Assert we gimplify only once.
704 Set PROP_gimple_any property.
705 * tree-nested.c (gimplify_all_functions): New function.
706 (lower_nested_functions): Gimplify all nested functions.
707 * gimple.h (diagnose_omp_structured_block_errors): Remove.
708 * passes.c (init_optimization_passes): Add pass_warn_unused_result
709 and pass_diagnose_omp_blocks after gimplification. Do not
710 set TODO_set_props on all_lowering_passes.
711 (execute_one_pass): Do not handle TODO_set_props.
712 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
713 (gimplify.o): Add tree-pass.h dependency.
714 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
715 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
716 (unsave_r): Likewise.
717 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
720 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
722 * doc/service.texi (Service): Restore previously removed link,
723 which isn't broken after all.
725 2009-07-17 Richard Guenther <rguenther@suse.de>
727 PR tree-optimization/40321
728 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
729 PHI nodes to the maximal set.
730 (make_values_for_phi): Add PHI arguments to the maximal set.
731 (execute_pre): Dump PHI_GEN and the maximal set.
733 2009-07-17 Jakub Jelinek <jakub@redhat.com>
736 * gimplify.c (gimplify_conversion): Don't change non-conversions into
739 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
741 * doc/extend.texi (Nested Functions): Replace broken link with
743 * doc/service.texi (Service): Remove broken link.
745 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
748 * builtins.c (expand_builtin_memcmp): Use loc instead of
750 (expand_builtin_strncmp): Likewise.
752 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
753 Manuel López-Ibáñez <manu@gcc.gnu.org>
756 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
757 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
758 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
759 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
760 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
761 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
762 tree-inline.c, c-common.c, c-common.h, gimple.c,
763 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
764 convert.c: Add location argument to fold_{unary,binary,ternary},
765 fold_build[123], build_call_expr, build_size_arg,
766 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
767 fold_build1_initializer, fold_build2_initializer,
768 fold_build3_initializer, fold_build_call_array,
769 fold_build_call_array_initializer, fold_single_bit_test,
770 omit_one_operand, omit_two_operands, invert_truthvalue,
771 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
772 combine_comparisons, fold_builtin_*, fold_call_expr,
773 build_range_check, maybe_fold_offset_to_address, round_up,
776 2009-07-16 Jason Merrill <jason@redhat.com>
779 * c-common.c (c_common_reswords): Add __is_standard_layout
781 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
782 * doc/implement-cxx.texi: New.
783 * doc/gcc.texi: Include it.
785 2009-07-16 DJ Delorie <dj@redhat.com>
787 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
788 compares that may be indirectly affected by previous instructions.
790 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
792 * builtins.c (do_mpc_arg2): New.
793 (fold_builtin_2): Fold builtin cpow.
794 * real.h (HAVE_mpc_pow): New.
796 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
798 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
799 comparison to skip unprofitable schedule
801 2009-07-16 Simon Baldwin <simonb@google.com>
803 * gcc.c (option_map): New flag -no-canonical-prefixes.
804 * (display_help): Print help text for new flag.
805 * (process_command): Move options translation and language specifics
806 and handle new flag early. Use it to set a function pointer to a
807 prefix builder. Replace make_relative_prefix calls with calls to
808 the function pointed to. Ignore new flag in regular options handling.
809 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
811 2009-07-15 DJ Delorie <dj@redhat.com>
813 * config/mep/mep.md (sibcall_internal): Change register to avoid
815 (sibcall_value_internal): Likewise.
817 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
819 PR rtl-optimization/40710
820 * resource.c (mark_target_live_regs): Reset DF problem to LR.
822 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
824 * config/mips/mips.md (*extenddi_truncate<mode>,
825 *extendsi_truncate<mode>): Change type attribute to move_type
826 with shift_shift. Split out code handling exts from here ...
827 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
829 (*extendhi_truncateqi): Change type attribute to move_type with
830 shift_shift. Split out code handling exts from here ...
831 (*extendhi_truncateqi_exts): ... to this new pattern.
833 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
835 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
836 instead of "and" with inverted sign bit mask value. Use
837 "nonimmediate_operand" for operand 1 and operand 2 predicate.
838 Allocate registers only for operand 4 and operand 5.
840 2009-07-15 Jakub Jelinek <jakub@redhat.com>
843 * fold-const.c (fold_cond_expr_with_comparison): When folding
844 < and <= to MIN, make sure the MIN uses the same type as the
845 comparison's operands.
847 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
849 * arm.md (ior_xor): New code iterator.
850 (split for ior/xor with shift and zero-extend): New split pattern.
851 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
853 2009-07-15 Richard Guenther <rguenther@suse.de>
855 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
858 2009-07-15 Richard Guenther <rguenther@suse.de>
861 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
863 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
865 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
866 handle 2.6.30 kernel.
868 2009-07-15 DJ Delorie <dj@redhat.com>
870 * config/mep/mep.md (sibcall_internal): Change register to allow
871 for 24-bit addresses.
872 (sibcall_value_internal): Likewise.
874 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
876 * doc/invoke.texi: Added descriptions of the scheduling heuristics
877 that are enabled/disabled by the flags introduced by a previous patch.
879 2009-07-14 DJ Delorie <dj@redhat.com>
881 * config/mep/mep.md (sibcall_internal): Include non-toggling
883 (sibcall_value_internal): Likewise.
885 2009-07-14 Taras Glek <tglek@mozilla.com>
886 Rafael Espindola <espindola@google.com>
888 * doc/sourcebuild.texi: Document install-plugin target.
889 * configure.ac: Added install-plugin target to language makefiles.
890 * configure: Regenerate.
891 * Makefile.in: (install-plugin): Install more headers,
892 depend on lang.install-plugin.
894 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
896 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
899 2009-07-14 DJ Delorie <dj@redhat.com>
901 * config/mep/mep.c (mep_vliw_jmp_match): New function.
902 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
903 * config/mep/mep.md (sibcall_internal): Change test from
904 mep_vliw_mode_match to mep_vliw_jmp_match.
905 (sibcall_value_internal): Likewise.
907 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
909 * config/i386/sse.md (copysign<mode>3): New expander.
910 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
911 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
912 Use ix86_build_const_vector.
913 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
914 IX86_BUILTIN_CPYSGNPD.
915 (builtin_description): Add __builtin_ia32_copysignps and
916 __builtin_ia32_copysignpd.
917 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
918 and BUILT_IN_COPYSIGNF.
920 2009-07-13 Jason Merrill <jason@redhat.com>
922 * builtins.c (can_trust_pointer_alignment): New fn.
923 (get_pointer_alignment): Factor it out from here.
924 * tree.h: Declare it.
926 2009-07-14 David Edelsohn <edelsohn@gnu.org>
928 * config/rs6000/predicates.md (offsettable_mem_operand): Test
931 2009-07-14 Dodji Seketeli <dodji@redhat.com>
935 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
937 2009-07-14 Richard Guenther <rguenther@suse.de>
938 Andrey Belevantsev <abel@ispras.ru>
941 * cfgexpand.c (partition_stack_vars): Do not bother to update
942 alias information when not optimizing.
944 2009-07-14 Richard Guenther <rguenther@suse.de>
945 Andrey Belevantsev <abel@ispras.ru>
947 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
948 (pt_solution_set): Likewise.
949 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
950 * tree-ssa-structalias.c (pt_solution_set): New function.
951 * final.c (rest_of_clean_state): Free SSA data structures.
952 * print-rtl.c (print_decl_name): Remove.
953 (print_mem_expr): Implement in terms of print_generic_expr.
954 * alias.c (ao_ref_from_mem): New function.
955 (rtx_refs_may_alias_p): Likewise.
956 (true_dependence): Query alias-export info.
957 (canon_true_dependence): Likewise.
958 (write_dependence_p): Likewise.
959 * tree-dfa.c (get_ref_base_and_extent): For void types leave
961 * emit-rtl.c (component_ref_for_mem_expr): Remove.
962 (mem_expr_equal_p): Use operand_equal_p.
963 (set_mem_attributes_minus_bitpos): Do not use
964 component_ref_for_mem_expr.
965 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
966 (update_alias_info_with_stack_vars): Likewise.
967 (partition_stack_vars): Call update_alias_info_with_stack_vars.
968 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
969 explicitly nor clear stmt operands.
970 Free the decl-to-pointer map.
971 * tree-optimize.c (execute_free_datastructures): Do not free
972 SSA data structures here.
973 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
974 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
975 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
977 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
979 2009-07-13 DJ Delorie <dj@redhat.com>
981 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
982 unrolling at the right iteration count.
984 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
987 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
989 * haifa-sched.c (rank_for_schedule): Introduced flags to
990 enable/disable individual scheduling heuristics.
991 * common.opt: Introduced flags to enable/disable individual
992 heuristics in the scheduler.
993 * doc/invoke.texi: Introduced flags to enable/disable individual
994 heuristics in the scheduler.
996 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
998 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
999 config/i386/mingw-tls.c.
1000 * config/i386/mingw-tls.c: Removed.
1002 2009-07-13 Ira Rosen <irar@il.ibm.com>
1004 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
1005 checks access only relevant statements.
1006 (vectorizable_reduction): Likewise.
1008 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
1010 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
1011 just for 32-bit case.
1013 2009-07-12 Jan Hubicka <jh@suse.cz>
1015 PR tree-optimization/40585
1016 * except.c (expand_resx_expr): When there already is resume
1017 instruction, produce linked list.
1018 (build_post_landing_pads): Assert that resume is empty.
1019 (connect_post_landing_pads): Handle resume lists.
1020 (dump_eh_tree): Dump resume list.
1022 2009-07-12 Ira Rosen <irar@il.ibm.com>
1024 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
1025 with additional argument.
1026 * tree-vectorizer.h (enum vect_def_type): Add
1027 vect_double_reduction_def.
1028 (vect_is_simple_reduction): Add argument.
1029 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
1031 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
1032 vect_is_simple_reduction with additional argument.
1033 (vect_analyze_loop_operations): Handle exit phi nodes in case of
1035 (reduction_code_for_scalar_code): Handle additional codes by
1036 returning ERROR_MARK for them. Fix comment and indentation.
1037 (vect_is_simple_reduction): Fix comment, add argument to specify
1038 double reduction. Detect double reduction.
1039 (get_initial_def_for_induction): Fix indentation.
1040 (get_initial_def_for_reduction): Fix comment and indentation.
1041 Handle double reduction. Create initial definitions that do not
1042 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
1043 (vect_create_epilog_for_reduction): Fix comment, add argument to
1044 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
1045 epilogue result extraction. Create double reduction phi node and
1046 replace relevant uses.
1047 (vectorizable_reduction): Call vect_is_simple_reduction with
1048 additional argument. Fix indentation. Update epilogue code treatment
1049 according to the changes in reduction_code_for_scalar_code. Check
1050 for double reduction. Call vect_create_epilog_for_reduction with
1051 additional argument.
1052 * tree-vect-stmts.c (process_use): Handle double reduction, update
1054 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
1055 (vect_get_vec_def_for_operand): Likewise.
1057 2009-07-12 Danny Smith <dansmister@gmail.com>
1059 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
1060 dllexport if !TREE_PUBLIC.
1061 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
1063 2009-07-11 Anatoly Sokolov <aesok@post.ru>
1065 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
1066 (avr_extra_arch_macro) Remove declatation.
1067 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
1068 (avr_extra_arch_macro) Declare as static.
1069 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
1071 2009-07-11 Jan Hubicka <jh@suse.cz>
1074 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
1076 2009-07-11 Jakub Jelinek <jakub@redhat.com>
1079 * dwarf2out.c (dw_fde_struct): Add in_std_section and
1080 cold_in_std_section bits.
1081 (dwarf2out_begin_prologue): Initialize them.
1082 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
1083 if already covered by text_section or cold_text_section range.
1085 PR rtl-optimization/40667
1086 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
1087 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
1088 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
1089 * config/i386/i386.c (ix86_minimum_alignment): New function.
1090 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
1091 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
1092 * emit-rtl.c (gen_reg_rtx): Likewise.
1093 * function.c (assign_parms): Likewise. If nominal_type needs
1094 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
1095 rather than passed_type's alignment.
1098 * function.c (assign_parm_setup_stack): Adjust
1099 MEM_OFFSET (data->stack_parm) if promoted_mode is different
1100 from nominal_mode on big endian.
1102 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
1104 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
1106 2009-07-10 DJ Delorie <dj@redhat.com>
1108 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
1110 2009-07-10 Mark Mitchell <mark@codesourcery.com>
1112 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
1114 (thumb2_cbnz): Likewise.
1116 2009-07-10 David Daney <ddaney@caviumnetworks.com>
1119 * config.gcc (supported_defaults): Add synci.
1120 (with_synci): Add validation.
1121 (all_defaults): Add synci.
1122 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
1125 * config/mips/mips.opt (msynci): New option.
1126 * config/mips/mips.c (mips_override_options): Warn on use of
1127 -msynci for targets that do now support it.
1128 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
1130 * gcc/doc/invoke.texi (-msynci): Document the new option.
1131 * doc/install.texi (--with-synci): Document the new option.
1133 2009-07-10 Richard Guenther <rguenther@suse.de>
1135 PR tree-optimization/40496
1136 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
1137 the PHI result with a compatible type.
1139 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
1143 * c.opt (Wunused-result): New.
1144 * doc/invoke.texi: Document it.
1145 * c-common.c (c_warn_unused_result): Use it.
1147 2009-07-09 DJ Delorie <dj@redhat.com>
1149 * targhooks.c (default_target_can_inline_p): Rename from
1150 default_target_option_can_inline_p.
1151 * targhooks.h (default_target_can_inline_p): Likewise.
1152 * target-def.h (TARGET_CAN_INLINE_P): Rename from
1153 TARGET_OPTION_CAN_INLINE_P.
1154 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
1155 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
1156 (mep_target_can_inline_p): Rename from
1157 mep_target_option_can_inline_p.
1160 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
1161 registers used to pass vectors.
1163 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
1165 2009-07-09 Tom Tromey <tromey@redhat.com>
1167 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
1168 * config/mmix/mmix.c: Include dwarf2.h.
1169 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
1170 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
1171 * config/sh/sh.c: Include dwarf2.h.
1172 * config/i386/i386.c: Include dwarf2.h.
1173 * Makefile.in (DWARF2_H): Remove 'elf'.
1174 * except.c: Include dwarf2.h.
1175 * unwind-dw2.c: Include dwarf2.h.
1176 * dwarf2out.c: Include dwarf2.h.
1177 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
1178 * unwind-dw2-fde.c: Include dwarf2.h.
1179 * dwarf2asm.c: Include dwarf2.h.
1181 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1183 * haifa-sched.c (insn_finishes_cycle_p): New static function.
1184 (max_issue): Use it.
1185 * sched-int.h (struct sched_info: insn_finishes_block_p): New
1187 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
1188 (region_sched_info): Update.
1189 * sched-ebb.c (ebb_sched_info): Update.
1190 * modulo-sched.c (sms_sched_info): Update.
1191 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
1193 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1195 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
1197 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
1199 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
1201 2009-07-09 Jakub Jelinek <jakub@redhat.com>
1204 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
1205 arg1 with arg01 if arg1 is already INTEGER_CST.
1207 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1209 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
1210 Transform (and (truncate)) into (truncate (and)).
1212 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1214 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
1215 creating LHS paradoxical subregs. Fix surrounding returns to
1216 use NULL_RTX rather than 0.
1218 2009-07-08 DJ Delorie <dj@redhat.com>
1220 * config/mep/mep.c: (mep_option_can_inline_p): New.
1221 (TARGET_OPTION_CAN_INLINE_P): Define.
1223 2009-07-08 Mark Wielaard <mjw@redhat.com>
1226 * dwarf2out.c (add_data_member_location_attribute): When we have
1227 only a constant offset don't emit a new location description using
1228 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
1231 2009-07-08 Richard Henderson <rth@redhat.com>
1234 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
1235 (enum reg_class): Add CLOBBERED_REGS.
1236 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
1237 * config/i386/i386.c (ix86_conditional_register_usage): Moved
1238 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
1239 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
1240 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
1241 force 64-bit sibcalls into R11.
1242 * config/i386/constraints.md (U): New constraint.
1243 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
1244 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
1245 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
1247 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
1249 * basic-block.h (dump_regset, debug_regset): Remove duplicate
1251 * c-objc-common.h (c_initialize_diagnostics): Ditto.
1252 * ebitmap.h (dump_ebitmap): Ditto.
1253 * optabs.h (optab_libfunc): Ditto.
1254 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
1255 * tree-flow.h (vect_can_force_dr_alignment_p,
1256 get_vectype_for_scalar_type): Ditto.
1257 (vectorize_loops): Move prototype to ...
1258 * tree-vectorizer.h: ... here. Also, adjust comment.
1259 (vect_set_verbosity_level): Remove duplicate prototype.
1260 * tree-ssa-loop.c: Include tree-vectorizer.h.
1261 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
1263 2009-07-08 Nick Clifton <nickc@redhat.com>
1265 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
1268 2009-07-08 DJ Delorie <dj@redhat.com>
1270 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
1271 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
1272 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
1274 * config/mep/intrinsics.md: Regenerated.
1275 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
1276 registers when asm() or calls are detected.
1278 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1281 * gimplify.c (gimplify_expr): Propagate no_warning flag when
1283 * gimple (gimple_build_call_from_tree): Likewise.
1284 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
1285 no_warning flag before warning.
1287 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1289 * tree.c (set_expr_locus): Remove.
1290 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
1291 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
1293 * gimplify.c (internal_get_tmp_var): Likewise.
1294 (gimplify_call_expr): Likewise.
1295 (gimplify_one_sizepos): Likewise.
1297 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
1300 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
1301 to variables for debugging purposes.
1303 2009-06-23 Mark Loeser <mark@halcy0n.com>
1306 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
1308 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1310 * pretty-print.c (pp_base_format): Remove %J.
1311 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1312 gcc_cxxdiag_char_table): Likewise.
1313 (init_dynamic_diag_info): Likewise.
1315 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1317 * pretty-print.c (pp_base_format): Remove %H.
1318 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1319 gcc_cxxdiag_char_table): Likewise.
1320 (init_dynamic_diag_info): Likewise.
1321 * config/mep/mep.c (mep_select_section): Likewise.
1323 2009-07-07 Duncan Sands <baldrick@free.fr>
1325 * final.c (pass_clean_state): Give the pass a name.
1326 * passes.c (pass_rest_of_compilation): Likewise.
1327 * tree-optimize.c (pass_all_optimizations): Likewise.
1329 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
1331 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
1332 an extra 'decl' for error_at.
1334 2009-07-07 Jakub Jelinek <jakub@redhat.com>
1337 * tree-tailcall.c (adjust_return_value_with_ops,
1338 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
1339 if it has complex or vector type.
1341 2009-07-07 Olivier Hainque <hainque@adacore.com>
1343 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
1346 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
1348 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
1350 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1352 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
1353 * c-decl.c: Likewise.
1354 * function.c: Likewise.
1355 * varasm.c: Likewise.
1356 * tree-ssa.c: Likewise.
1357 * c-common.c: Likewise.
1358 * tree-cfg.c: Likewise.
1359 * config/spu/spu.c: Likewise.
1360 * config/ia64/ia64.c: Likewise.
1361 * config/v850/v850.c: Likewise.
1363 2009-07-06 DJ Delorie <dj@redhat.com>
1365 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
1366 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
1367 unspecified accesses to control registers.
1368 * config/mep/intrinsics.md: Regenerate.
1369 * config/mep/intrinsics.h: Regenerate.
1370 * config/mep/mep-intrin.h: Regenerate.
1372 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1374 * c-lex.c: Replace %H by an explicit location. Update all calls.
1375 * c-common.c: Likewise.
1376 * c-decl.c: Likewise.
1377 * c-typeck.c: Likewise.
1378 * fold-const.c: Likewise.
1379 * gimplify.c: Likewise.
1381 * tree-cfg.c: Likewise.
1382 * tree-ssa-loop-niter.c: Likewise.
1383 * tree-vrp.c: Likewise.
1384 * value-prof.c: Likewise.
1386 2009-07-06 Diego Novillo <dnovillo@google.com>
1388 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
1389 if it has one. Handle cases where VAR does not have an
1390 annotation or cfun is NULL.
1392 2009-07-06 Diego Novillo <dnovillo@google.com>
1394 * tree.c: Include debug.h.
1395 (initialize_tree_contains_struct): New.
1396 (init_ttree): Call it.
1397 (tree_node_structure_for_code): Factor out of ...
1398 (tree_node_structure): ... here.
1399 * treestruct.def (TS_PHI_NODE): Remove.
1400 (TS_GIMPLE_STATEMENT): Remove.
1402 2009-07-06 Diego Novillo <dnovillo@google.com>
1404 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
1405 (debug_tree_chain): Handle cycles.
1407 2009-07-06 Nick Clifton <nickc@redhat.com>
1408 DJ Delorie <dj@redhat.com>
1410 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1411 __FMOVD_ENABLED__ is defined.
1413 (TARGET_FMOVD): Provide a default definition.
1414 (MASK_FMOVD): Likewise.
1415 (TARGET_CPU_CPP_BUILTINS): Define
1416 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1417 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1418 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
1419 (split for DF load from memory into register): Also handle
1420 MEMs which consist of REG+DISP addressing.
1421 (split for DF store from register to memory): Likewise.
1422 (movsf_ie): Always use single fp_mode.
1423 * config/sh/sh.c (sh_override_options): Do not automatically
1424 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1425 that to the -mfmovd command line switch.
1426 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
1427 (fldi_ok): Always allow.
1428 * config/sh/sh.opt (mfmovd): Remove this switch.
1429 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1431 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
1432 Kaz Kojima <kkojima@gcc.gnu.org>
1434 PR rtl-optimization/30807
1435 * postreload.c (reload_combine): For every new use of REG_SUM,
1436 record the use of BASE.
1438 2009-07-06 Jan Hubicka <jh@suse.cz>
1440 * params.def: Revert my accidental commit at 2009-06-30.
1442 2009-07-04 Ian Lance Taylor <iant@google.com>
1445 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
1447 (mingw_format_attribute_overrides): Likewise.
1449 2009-07-04 Jakub Jelinek <jakub@redhat.com>
1452 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
1453 don't check cfa.reg. Instead of cfa.indirect use
1454 fde && fde->drap_reg != INVALID_REGNUM test.
1456 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
1458 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
1460 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
1463 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
1465 2009-07-03 Richard Guenther <rguenther@suse.de>
1467 PR tree-optimization/40640
1468 * tree-switch-conversion.c (build_arrays): Perform arithmetic
1471 2009-07-03 Jan Hubicka <jh@suse.cz>
1473 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
1474 for size, reduce amount of inlining.
1476 2009-07-03 Richard Guenther <rguenther@suse.de>
1479 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
1480 if t +- x is known to not overflow and the conversion widens the
1482 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
1484 2009-07-03 Jan Hubicka <jh@suse.cz>
1486 * ipa-pure-const.c (analyze): Update loop optimizer init.
1487 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
1488 try_remove_empty_loop, remove_empty_loops): Remove.
1489 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
1490 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
1491 to mark regular loops as neccesary.
1492 (degenerate_phi_p): New function.
1493 (propagate_necessity, remove_dead_phis): Use it.
1494 (forward_edge_to_pdom): Likewise.
1495 (eliminate_unnecessary_stmts): Take care to remove uses of results of
1496 virtual PHI nodes that became unreachable.
1497 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
1498 * tree-flow.h (remove_empty_loops): Remove.
1499 * passes.c (init_optimization_passes): Remove.
1501 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
1503 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
1504 can_create_pseudo_p.
1505 (*fix_trunc<mode>_i387_1): Ditto.
1506 (*floathi<mode>2_1): Ditto.
1507 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
1508 (*fistdi2_1): Ditto.
1509 (*fist<mode>2_1): Ditto.
1510 (frndintxf2_floor): Ditto.
1511 (*fist<mode>2_floor_1): Ditto.
1512 (frndintxf2_ceil): Ditto.
1513 (*fist<mode>2_ceil_1): Ditto.
1514 (frndintxf2_trunc): Ditto.
1515 (frndintxf2_mask_pm): Ditto.
1516 (fxam<mode>2_i387_with_temp): Ditto.
1517 * config/i386/sse.md (mulv16qi3): Ditto.
1518 (*sse2_mulv4si3): Ditto.
1520 (sse4_2_pcmpestr): Ditto.
1521 (sse4_2_pcmpistr): Ditto.
1523 2009-07-03 Jan Hubicka <jh@suse.cz>
1525 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
1526 (mark_stmt_necessary): Set it.
1527 (mark_operand_necessary): Set it.
1528 (mark_control_dependent_edges_necessary): Set it.
1529 (mark_virtual_phi_result_for_renaming): New function.
1530 (get_live_post_dom): New function.
1531 (forward_edge_to_pdom): New function.
1532 (remove_dead_stmt): Fix handling of control dependences.
1533 (tree_dce_init): Init new bitmap.
1534 (tree_dce_done): Free it.
1536 2009-07-02 Richard Guenther <rguenther@suse.de>
1539 * tree-ssa-structalias.c (new_var_info): Initialize
1542 2009-07-02 Jan Hubicka <jh@suse.cz>
1544 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
1547 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
1549 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
1550 instead of recomputing it. Adjust calls.
1551 (emit_store_flag): Adjust recursive calls.
1553 2009-07-02 Richard Guenther <rguenther@suse.de>
1555 * tree-ssa-live.c (remove_unused_locals): Do not remove
1557 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
1558 of DECL_EXTERNAL for HEAP variables.
1559 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
1560 HEAP variables. Do not adjust RESTRICT vars.
1561 (find_what_var_points_to): Nobody cares if something
1564 2009-07-02 Ben Elliston <bje@au.ibm.com>
1566 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
1567 pc_low and pc_high declarations to the top of the function.
1569 2009-07-01 DJ Delorie <dj@redhat.com>
1571 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
1573 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
1574 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
1575 unspecified accesses to control registers.
1576 * config/mep/intrinsics.md: Regenerate.
1577 * config/mep/intrinsics.h: Regenerate.
1578 * config/mep/mep-intrin.h: Regenerate.
1580 2009-07-01 Anthony Green <green@moxielogic.com>
1582 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1583 instruction when possible.
1584 (moxie_expand_prologue): Ditto. Also, save an instruction and
1585 some complexity by popping off of $r12 instead of $sp.
1586 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
1589 2009-07-01 Richard Henderson <rth@redhat.com>
1592 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
1593 contained no insns, reposition note before last insn.
1595 2009-07-01 Richard Henderson <rth@redhat.com>
1598 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
1599 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
1601 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1604 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
1605 darwin9 for printing reg addresses with %y.
1607 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1609 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
1610 truncation from operands in binary operations.
1612 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1615 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
1616 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
1617 subreg of op0 to the original op0.
1619 * expmed.c (store_bit_field_1): Use a temporary as the destination
1620 instead of a paradoxical subreg when we need to truncate the result.
1622 2009-07-01 DJ Delorie <dj@redhat.com>
1624 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
1625 names to VLIW variants.
1626 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
1627 * config/mep/intrinsics.md: Regenerate.
1628 * config/mep/intrinsics.h: Regenerate.
1629 * config/mep/mep-intrin.h: Regenerate.
1631 2009-07-01 Jakub Jelinek <jakub@redhat.com>
1634 * jump.c (returnjump_p): Revert last patch.
1635 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
1637 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1640 * pa.md (casesi32p): Use jump table label to determine the offset
1642 (casesi64p): Likewise.
1644 * pa.c (forward_branch_p): Return bool type. Use instruction
1645 addresses when available. Assert that INSN has a jump label.
1646 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
1649 2009-07-01 Richard Guenther <rguenther@suse.de>
1651 PR tree-optimization/19831
1652 * tree-ssa-dce.c (propagate_necessity): Calls to functions
1653 that only act as barriers do not make any previous stores necessary.
1654 * tree-ssa-structalias.c (handle_lhs_call): Delay making
1655 HEAP variables global, do not add a constraint from nonlocal.
1656 (find_func_aliases): Handle escapes through return statements.
1657 (compute_points_to_sets): Make escaped HEAP variables global.
1659 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1662 * expmed.c (emit_store_flag): Perform a conversion if necessary,
1663 after reducing a DImode cstore to SImode.
1665 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1667 * expr.c (expand_expr_real_1): Reinstate fallthrough to
1668 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
1670 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
1672 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
1673 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
1675 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
1676 and umod_optab if TARGET_BSD_DIVMOD.
1677 * config/vax/lib1funcs.asm: New file.
1678 * config/vax/t-linux: New file.
1679 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
1681 2009-06-30 Jakub Jelinek <jakub@redhat.com>
1684 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
1685 to type arguments that have void type.
1688 * dwarf2out.c (gen_formal_parameter_die): Call
1689 equate_decl_number_to_die if node is different from origin.
1691 2009-06-30 Anthony Green <green@moxielogic.com>
1693 Clean up moxie port for --enable-build-with-cxx.
1694 * config/moxie/moxie.c (moxie_function_value): First two
1695 parameters are const_tree, not tree.
1696 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
1697 (REG_CLASS_NAMES): Ditto.
1698 (REGNO_REG_CLASS): Ditto.
1699 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
1700 (moxie_function_value): Fix constyness of arguments.
1702 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
1704 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
1705 finalize_size_functions before further processing.
1706 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
1707 (variable_size): Call self_referential_size on size expressions
1708 that contain a PLACEHOLDER_EXPR.
1709 (size_functions): New static variable.
1710 (copy_self_referential_tree_r): New static function.
1711 (self_referential_size): Likewise.
1712 (finalize_size_functions): New global function.
1713 * tree.c: Include tree-inline.h.
1714 (push_without_duplicates): New static function.
1715 (find_placeholder_in_expr): New global function.
1716 (substitute_in_expr) <tcc_declaration>: Return the replacement object
1718 <tcc_expression>: Likewise.
1719 <tcc_vl_exp>: If the replacement object is a constant, try to inline
1720 the call in the expression.
1721 * tree.h (finalize_size_functions): Declare.
1722 (find_placeholder_in_expr): Likewise.
1723 (FIND_PLACEHOLDER_IN_EXPR): New macro.
1724 (substitute_placeholder_in_expr): Update comment.
1725 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
1727 (copy_tree_body_r): Likewise.
1728 (copy_tree_body): New static function.
1729 (maybe_inline_call_in_expr): New global function.
1730 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
1731 (maybe_inline_call_in_expr): Declare.
1732 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
1733 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
1736 2009-06-30 Richard Guenther <rguenther@suse.de>
1738 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
1740 (propagate_necessity): Do not mark reaching defs of stores
1743 2009-06-30 Jan Hubicka <jh@suse.cz>
1745 * cfgloopanal.c (check_irred): Move into ...
1746 (mark_irreducible_loops): ... here; return true if ireducible
1748 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
1749 (analyze_function): Try to prove loop finiteness.
1750 * cfgloop.h (mark_irreducible_loops): Update prototype.
1751 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
1753 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
1755 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
1757 2009-06-30 Ira Rosen <irar@il.ibm.com>
1759 PR tree-optimization/40542
1760 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
1763 2009-06-30 Martin Jambor <mjambor@suse.cz>
1765 PR tree-optimization/40582
1766 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
1767 than useless_type_conversion_p.
1768 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
1771 2009-06-30 Martin Jambor <mjambor@suse.cz>
1774 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
1776 2009-06-30 Richard Guenther <rguenther@suse.de>
1778 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
1779 use ao_ref references.
1780 (walk_aliased_vdefs): Likewise.
1781 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
1782 * tree-ssa-dce.c (struct ref_data): Remove.
1783 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
1784 (mark_aliased_reaching_defs_necessary): Adjust.
1785 (mark_all_reaching_defs_necessary_1): Likewise.
1787 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
1790 * expmed.c (emit_cstore): New name of emit_store_flag_1.
1791 (emit_store_flag_1): Extract from emit_store_flag, adjust
1792 calls to (what now is) emit_cstore.
1793 (emit_store_flag): Call emit_store_flag_1 and also use it
1794 for what used to be recursive calls.
1796 2009-06-30 Wei Guozhi <carrot@google.com>
1799 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
1800 if the target bb post dominates from bb.
1801 * config/i386/i386.c (memory_address_length): Check existence of base
1802 register before using it.
1804 2009-06-30 Nick Clifton <nickc@redhat.com>
1805 DJ Delorie <dj@redhat.com>
1807 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1808 __FMOVD_ENABLED__ is defined.
1810 (TARGET_FMOVD): Provide a default definition.
1811 (MASK_FMOVD): Likewise.
1812 (TARGET_CPU_CPP_BUILTINS): Define
1813 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1814 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1815 two fmov instructions depending upon whether TARGET_FMOVD is
1817 (split for DF load from memory into register): Also handle
1818 MEMs which consist of REG+DISP addressing.
1819 (split for DF store from register to memory): Likewise.
1820 * config/sh/sh.opt (mfmovd): Remove this switch.
1821 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1822 * config/sh/sh.c (sh_override_options): Do not automatically
1823 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1824 that to the -mfmovd command line switch.
1826 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
1828 (fldi_ok): Always allow.
1829 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
1831 2009-06-29 DJ Delorie <dj@redhat.com>
1833 * doc/install.texi (mep-x-elf): Correct chip's full name.
1835 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
1837 * doc/extend.texi: Fix typo.
1839 2009-06-29 Tom Tromey <tromey@redhat.com>
1842 * Makefile.in (DWARF2_H): New variable.
1844 (dwarf2out.o): Likewise.
1845 (dwarf2asm.o): Likewise.
1846 * config/i386/t-i386: Use DWARF2_H.
1847 * except.c: Include elf/dwarf2.h.
1848 * unwind-dw2.c: Include elf/dwarf2.h.
1849 * dwarf2out.c: Include elf/dwarf2.h.
1850 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
1851 <dtprel>: New field.
1852 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
1853 (size_of_loc_descr): Likewise.
1854 (output_loc_operands_raw): Likewise.
1855 (output_loc_operands): Handle new dtprel field.
1856 (loc_checksum): Update.
1857 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
1858 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
1859 * unwind-dw2-fde.c: Include elf/dwarf2.h.
1860 * dwarf2asm.c: Include elf/dwarf2.h.
1861 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
1862 * config/mmix/mmix.c: Include elf/dwarf2.h.
1863 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
1864 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
1865 * config/sh/sh.c: Include elf/dwarf2.h.
1866 * config/i386/i386.c: Include elf/dwarf2.h.
1868 2009-06-29 DJ Delorie <dj@redhat.com>
1870 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
1872 * doc/extend.texi: Add MeP attributes and pragmas.
1873 * doc/invoke.text: Add MeP Options.
1874 * doc/contrib.texi: Add MeP contribution.
1875 * doc/md.texi: Add MeP constraints.
1876 * doc/install.texi: Add MeP target.
1878 2009-06-30 Anatoly Sokolov <aesok@post.ru>
1880 * target.h (struct gcc_target): Add frame_pointer_required field.
1881 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
1882 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
1883 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
1885 * reload1.c (update_eliminables): (Ditto.).
1886 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
1887 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1888 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
1890 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
1892 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
1893 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1894 (arm_frame_pointer_required): New function.
1896 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
1897 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1898 (avr_frame_pointer_required_p): Declare as static.
1899 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
1901 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
1902 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1903 (bfin_frame_pointer_required): Make as static, change return type
1905 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
1907 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
1908 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1909 (cris_frame_pointer_required): New function.
1911 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
1913 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
1914 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1915 (fr30_frame_pointer_required): New function.
1917 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
1918 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1919 (frv_frame_pointer_required): Make as static, change return type
1921 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
1923 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
1924 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1925 (ix86_frame_pointer_required): Make as static, change return type to
1927 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
1929 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
1930 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1932 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
1934 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
1936 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
1938 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
1939 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1940 (mips_frame_pointer_required): Make as static.
1941 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
1943 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
1944 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1945 (mmix_frame_pointer_required): Mew function.
1947 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
1948 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1950 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
1952 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
1954 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
1956 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
1957 (CAN_ELIMINATE): Redefine.
1958 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1959 (sparc_frame_pointer_required): New function.
1960 (sparc_can_eliminate): New function.
1961 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
1963 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
1964 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1966 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
1967 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1968 (xtensa_frame_pointer_required): Make as static, change return type
1970 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
1973 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
1975 * doc/plugins.texi: Document PLUGIN_START_UNIT.
1976 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
1977 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
1978 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
1979 (register_callback): Handle PLUGIN_START_UNIT.
1980 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
1982 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
1984 * tree.c (process_call_operands): Propagate TREE_READONLY from the
1986 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
1987 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
1989 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
1991 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
1994 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
1996 * doc/extend.texi (Additional Floating Types): __float128 is also
1997 supported on i386 targets.
1999 2009-06-29 Richard Guenther <rguenther@suse.de>
2002 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
2004 (pt_solutions_same_restrict_base): Declare.
2005 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
2007 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
2008 (make_constraint_from, make_copy_constraint): Move earlier.
2009 (make_constraint_from_heapvar): New function.
2010 (make_constraint_from_restrict): Likewise.
2011 (handle_lhs_call): Use it.
2012 (find_func_aliases): Use it to track conversions to restrict
2014 (struct fieldoff): Add only_restrict_pointers flag.
2015 (push_fields_onto_fieldstack): Initialize it.
2016 (create_variable_info_for): Track global restrict qualified pointers.
2017 (intra_create_variable_infos): Use make_constraint_from_heapvar.
2018 Track restrict qualified pointer arguments.
2019 (set_uids_in_ptset): Use varinfo is_global_var flag.
2020 (find_what_var_points_to): Set the vars_contains_restrict flag.
2021 Always create the points-to solution for sets including restrict tags.
2022 (pt_solutions_same_restrict_base): New function.
2023 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
2024 qualified pointers use pt_solutions_same_restrict_base as
2025 additional source for disambiguation.
2027 2009-06-29 Richard Guenther <rguenther@suse.de>
2030 * alias.c (find_base_decl): Remove.
2031 (get_deref_alias_set_1): Remove restrict handling.
2032 * c-common.c (c_apply_type_quals_to_decl): Do not set
2033 DECL_POINTER_ALIAS_SET.
2034 * gimplify.c (find_single_pointer_decl_1): Remove.
2035 (find_single_pointer_decl): Likewise.
2036 (internal_get_tmp_var): Remove restrict handling.
2037 (gimple_regimplify_operands): Likewise.
2038 * omp-low.c (expand_omp_atomic_pipeline): Do not set
2039 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
2040 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
2041 * tree.c (restrict_base_for_decl): Remove.
2042 (init_ttree): Do not allocate it.
2043 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
2044 LABEL_DECL_UID for label decls.
2045 (copy_node_stat): Do not copy restrict information.
2046 (decl_restrict_base_lookup): Remove.
2047 (decl_restrict_base_insert): Likewise.
2048 (print_restrict_base_statistics): Likewise.
2049 (dump_tree_statistics): Do not call print_restrict_base_statistics.
2050 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
2051 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
2052 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
2053 (LABEL_DECL_UID): Adjust.
2054 (DECL_BASED_ON_RESTRICT_P): Remove.
2055 (DECL_GET_RESTRICT_BASE): Likewise.
2056 (SET_DECL_RESTRICT_BASE): Likewise.
2057 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
2059 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
2060 instead of DECL_POINTER_ALIAS_SET.
2061 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
2062 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
2063 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
2065 2009-06-29 Richard Guenther <rguenther@suse.de>
2067 PR tree-optimization/40579
2068 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
2069 the IL to simplify has constants that overflowed.
2071 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
2073 PR tree-optimization/40550
2074 * tree-vect-generic.c (expand_vector_operations_1): Compute in
2075 vector_compute_type only when the size of vector_compute_type is
2076 less than the size of type.
2078 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
2080 * fold-const.c (contains_label_1): Fix comments.
2081 (contains_label_p): Do not walk trees multiple time.
2083 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2085 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
2086 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
2087 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
2088 ix86_fp_comparison_operator.
2089 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
2090 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
2091 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
2092 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
2093 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
2094 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
2095 (related splits): Change predicate to ix86_fp_comparison_operator.
2096 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
2097 instead of ix86_fp_comparison_codes.
2098 (ix86_trivial_fp_comparison_operator,
2099 ix86_fp_comparison_operator): New.
2100 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
2101 (ix86_expand_compare): Eliminate last two parameters.
2102 (ix86_fp_jump_nontrivial_p): Kill.
2103 * config/i386/i386.c (put_condition_code): Eliminate call to
2104 ix86_fp_comparison_codes and subsequent assertion.
2105 (ix86_fp_comparison_codes): Eliminate.
2106 (ix86_fp_swap_condition): New.
2107 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
2108 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
2109 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
2110 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
2111 and ix86_fp_swap_condition.
2112 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
2113 Use ix86_fp_comparison_strategy.
2114 (ix86_expand_compare): Likewise. Eliminate last two arguments.
2115 (ix86_fp_jump_nontrivial_p): Eliminate.
2116 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
2117 call to ix86_expand_compare.
2118 (ix86_split_fp_branch, ix86_expand_setcc,
2119 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
2120 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
2122 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2124 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
2125 related to jump_clobbers.
2126 * config/arm/arm.md (conds): Remove jump_clob case.
2127 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
2128 splits): Change comparison_operator to arm_comparison_operator.
2129 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
2132 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2134 * dojump.c (do_compare_rtx_and_jump): Try swapping the
2135 condition for floating point modes.
2136 * expmed.c (emit_store_flag_1): Move here a bigger part
2138 (emit_store_flag): Try swapping the condition for floating point
2140 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
2142 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2144 * expr.c (expand_expr_real_1): Just use do_store_flag.
2145 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
2146 emit_store_flag_force.
2147 * expmed.c (emit_store_flag_force): Copy here trick
2148 previously in expand_expr_real_1. Try reversing the comparison.
2149 (emit_store_flag_1): Work if target is NULL.
2150 (emit_store_flag): Work if target is NULL, using the result mode
2151 from the comparison. Use split_comparison, restructure final part
2152 to simplify conditionals.
2154 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2156 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
2157 * dojump.c (do_jump): Change handling of floating-point
2158 ops to use just do_compare_and_jump.
2159 (split_comparison): New.
2160 (do_compare_rtx_and_jump): Add here logic coming previously
2161 in do_jump, using split_comparison.
2163 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
2166 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
2168 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2170 * tree-ssa-alias.c: Fix unintentional commit.
2172 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2174 * passes.c (execute_one_pass): Fix unintentional commit.
2176 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2178 * df-problems.c (df_set_seen, df_unset_seen): Delete.
2179 (df_rd_local_compute, df_md_local_compute): Inline them.
2181 (df_md_scratch): New.
2182 (df_md_alloc, df_md_free): Allocate/free it.
2183 (df_md_local_compute): Only include live registers in init.
2184 (df_md_transfer_function): Prune the in-set computed by
2185 the confluence function, and the gen-set too.
2187 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2189 PR rtl-optimization/26854
2190 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
2191 * df-problems.c (df_rd_add_problem): Fix comment.
2192 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
2193 df_md_simulate_artificial_defs_at_top,
2194 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
2195 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
2196 df_md_transfer_function, df_md_init, df_md_confluence_0,
2197 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
2198 problem_MD, df_md_add_problem): New.
2199 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
2200 df_md_get_bb_info): New.
2201 (DF_LAST_PROBLEM_PLUS1): Adjust.
2203 * Makefile.in (fwprop.o): Include domwalk.h.
2204 * fwprop.c: Include domwalk.h.
2205 (reg_defs, reg_defs_stack): New.
2206 (bitmap_only_bit_between): Remove.
2207 (process_defs): New.
2208 (process_uses): Use reg_defs and local_md instead of
2209 bitmap_only_bit_between and local_rd.
2210 (single_def_use_enter_block): New, from build_single_def_use_links.
2211 (single_def_use_leave_block): New.
2212 (build_single_def_use_links): Remove code moved to
2213 single_def_use_enter_block, invoke domwalk.
2214 (use_killed_between): Adjust comment.
2216 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2218 * bitmap.h (bitmap_ior_and_into): New.
2219 * bitmap.c (bitmap_ior_and_into): New.
2221 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2223 * domwalk.h (struct dom_walk_data): Remove all callbacks except
2224 before_dom_children_before_stmts and after_dom_children_after_stmts.
2225 Rename the two remaining callbacks to just before_dom_children and
2226 after_dom_children. Remove other GIMPLE statement walking bits.
2227 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
2228 * graphite.c: Do not include domwalk.h.
2229 * tree-into-ssa.c (interesting_blocks): New global.
2230 (struct mark_def_sites_global_data): Remove it and names_to_rename.
2231 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
2232 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
2233 now that they're not domwalk callbacks.
2234 (rewrite_initialize_block): Rename to...
2235 (rewrite_enter_block): ... this, place after called functions. Test
2236 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
2237 (rewrite_finalize_block): Rename to...
2238 (rewrite_leave_block): ... this, place after called functions.
2239 (rewrite_update_init_block): Rename to...
2240 (rewrite_update_enter_block): ... this, place after called functions.
2241 Test interesting_blocks, call rewrite_update_stmt and
2242 rewrite_update_phi_arguments.
2243 (rewrite_update_fini_block): Rename to...
2244 (rewrite_leave_block): ... this, place after called functions.
2245 (rewrite_blocks): Remove last argument, simplify initialization of
2247 (mark_def_sites_initialize_block): Rename to...
2248 (mark_def_sites_block): ... this, call mark_def_sites.
2249 (mark_def_sites_blocks): Remove argument, simplify initialization of
2251 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
2252 (update_ssa): Likewise.
2253 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
2255 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
2256 (dom_opt_initialize_block): Rename to...
2257 (dom_opt_enter_block): ... this, place after called functions. Walk
2258 statements here, inline propagate_to_outgoing_edges.
2259 (dom_opt_finalize_block): Rename to...
2260 (dom_opt_leave_block): ... this, place after called functions.
2261 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
2263 (dse_enter_block, dse_record_phi): New.
2264 (dse_record_phis): Delete.
2265 (dse_finalize_block): Rename to...
2266 (dse_leave_block): ... this.
2267 (tree_ssa_dse): Simplify initialization of walk_data.
2268 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
2269 Adjust initialization of walk_data.
2270 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
2271 * tree-ssa-loop-phiopt.c (get_non_trapping):
2272 Adjust initialization of walk_data.
2273 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
2274 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
2275 it's not a domwalk callback.
2276 (uncprop_initialize_block): Rename to...
2277 (dse_enter_block): ... this, call uncprop_into_successor_phis.
2278 (dse_finalize_block): Rename to...
2279 (dse_leave_block): ... this.
2280 (tree_ssa_uncprop): Simplify initialization of walk_data.
2281 * Makefile.in: Adjust dependencies.
2283 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
2285 * arm.md (casesi): Fix test for Thumb1.
2286 (thumb1_casesi_internal_pic): Likewise.
2287 (thumb1_casesi_dispatch): Likewise.
2289 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
2291 * config/arm/arm-cores.def: Added core cortex-m0.
2292 * config/arm/arm-tune.md: Regenerated.
2293 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
2295 2009-06-26 DJ Delorie <dj@redhat.com>
2297 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
2299 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
2300 the scheduler doesn't tag jump insns.
2302 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
2304 * c-decl.c (merge_decls): Re-indent.
2306 2009-06-26 Janis Johnson <janis187@us.ibm.com>
2309 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
2310 Special-case decimal float constants.
2312 2009-06-26 Richard Henderson <rth@redhat.com>
2314 * function.h (struct function): Add cannot_be_copied_reason,
2315 and cannot_be_copied_set.
2316 * tree-inline.c (has_label_address_in_static_1): Rename from
2317 inline_forbidden_p_2; don't set inline_forbidden_reason here.
2318 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
2319 don't set inline_forbidden_reason.
2320 (copy_forbidden): New function, split out of inline_forbidden_p.
2321 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
2322 (inline_forbidden_p): Use copy_forbidden.
2323 (tree_versionable_function_p): Likewise.
2324 (inlinable_function_p): Merge into tree_inlinable_function_p.
2325 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
2326 * ipa-cp.c (ipcp_versionable_function_p): New function.
2327 (ipcp_cloning_candidate_p): Use it.
2328 (ipcp_node_modifiable_p): Likewise.
2330 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
2332 * builtins.c (expand_builtin_alloca): Handle builtin alloca
2333 that is marked not to be inlined. Remove flag_mudflap use.
2334 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
2335 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
2337 2009-06-26 Steve Ellcey <sje@cup.hp.com>
2340 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
2341 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
2343 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
2345 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
2347 (__mingwthr_remove_key_dtor): Likewise.
2349 2009-06-26 Richard Guenther <rguenther@suse.de>
2351 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
2353 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
2356 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
2357 try the non-cond_exec path also.
2359 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2362 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
2363 (output_cbranch): Use new functions.
2364 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
2367 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2368 Pat Haugen <pthaugen@us.ibm.com>
2369 Revital Eres <ERES@il.ibm.com>
2371 * config/rs6000/rs6000.c (print_operand): Correct lossage message
2372 for %c error. Add %x support to print VSX registers as a unified
2373 register set, instead of separate float and altivec registers.
2374 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
2375 %y case, and add support for VSX pre-modify addresses.
2376 (output_toc): Add assert for CONST containing an integer constant
2378 (rs6000_adjust_cost): Add POWER7 support.
2379 (insn_must_be_first_in_group): Ditto.
2380 (insn_must_be_last_in_group): Ditto.
2381 (rs6000_emit_popcount): Ditto.
2382 (rs6000_vector_mode_supported_p): Ditto.
2384 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
2385 Change some of the functions called by macros to being called
2386 through a pointer, so debug functions can be inserted if
2387 -mdebug=addr or -mdebug=cost.
2388 (rs6000_preferred_reload_class_ptr): Ditto.
2389 (rs6000_secondary_reload_class_ptr): Ditto.
2390 (rs6000_secondary_memory_needed_ptr): Ditto.
2391 (rs6000_cannot_change_mode_class_ptr): Ditto.
2392 (rs6000_secondary_reload_inner): Ditto.
2393 (rs6000_legitimize_reload_address): Ditto.
2394 (rs6000_legitimize_reload_address_ptr): Ditto.
2395 (rs6000_mode_dependent_address): Ditto.
2396 (rs6000_mode_dependent_address_ptr): Ditto.
2398 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
2399 function to return true if the mode allows reg + integer
2401 (virtual_stack_registers_memory_p): New function to return true if
2402 the address refers to a virtual stack register.
2403 (rs6000_legitimate_offset_address_p): Move code to say whether a
2404 mode supports reg+int addressing to reg_offset_addressing_ok_p and
2406 (rs6000_legitimate_address_p): Add checks for modes that only can
2407 do reg+reg addressing. Start adding VSX support.
2408 (rs6000_legitimize_reload_address): Ditto.
2409 (rs6000_legitimize_address): Ditto.
2410 (rs6000_debug_legitimate_address_p): New debug functions for
2411 -mdebug=addr and -mdebug=cost.
2412 (rs6000_debug_rtx_costs): Ditto.
2413 (rs6000_debug_address_costs): Ditto.
2414 (rs6000_debug_adjust_cost): Ditto.
2415 (rs6000_debug_legitimize_address): Ditto.
2416 (rs6000_legitimize_reload_address_ptr): Point to call normal
2417 function or debug function. Make functions called via pointer
2419 (rs6000_mode_dependent_address_ptr): Ditto.
2420 (rs6000_secondary_reload_class_ptr): Ditto.
2421 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
2422 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
2423 into a friendlier error.
2424 (rs6000_init_builtins): Add initial VSX support.
2425 (rs6000_adjust_cost): Fix some spacing issues.
2427 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
2428 (REG_CLASS_NAMES): Ditto.
2429 (REG_CLASS_CONTENTS): Ditto.
2430 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
2431 pointer, to add -mdebug=addr support.
2432 (CANNOT_CHANGE_MODE_CLASS): Ditto.
2433 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
2434 -mdebug=addr support.
2435 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
2436 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
2437 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
2439 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
2441 (bswapsi*): Set attribute types for load/store. Add combiner
2442 patterns to eliminate zero extend on 64-bit.
2443 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
2444 stdbrx if the hardware supports those instructions.
2446 2009-06-25 Ian Lance Taylor <iant@google.com>
2448 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
2449 (Link Options): Document -static-libstdc++.
2451 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2454 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
2455 DATA_ALIGNMENT instead.
2457 2009-06-25 Richard Guenther <rguenther@suse.de>
2459 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
2460 indirect references against the callused/escaped solutions.
2461 (call_may_clobber_ref_p_1): Likewise.
2463 2009-06-25 Martin Jambor <mjambor@suse.cz>
2465 PR tree-optimization/40493
2466 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
2467 (enum unscalarized_data_handling): New type.
2468 (handle_unscalarized_data_in_subtree): Return what has been done.
2469 (load_assign_lhs_subreplacements): Handle left flushes differently.
2470 (sra_modify_assign): Use unscalarized_data_handling, simplified
2471 condition determining whether to remove the statement.
2473 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
2475 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
2476 excerpt - @ should be doubled for texinfo.
2478 2009-06-24 Ian Lance Taylor <iant@google.com>
2480 * config/arc/arc.c: Include "df.h".
2481 (arc_attribute_table): Make static. Move higher in file.
2482 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
2483 (output_shift): Initialize n later to avoid warning.
2484 * config/arm/arm.c (arm_attribute_table): Make static. Move
2486 * config/avr/avr.c (avr_attribute_table): Make static. Move
2488 (reg_class_tab): Change array type from int to enum reg_class.
2489 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
2491 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
2492 (lshrhi3_out): Likewise.
2493 (class_likely_spilled_p): Change return type to bool.
2494 (avr_rtx_costs): Use local code variable with enum type.
2495 * config/avr/avr.md (movmemhi): Use add_reg_note.
2496 (andhi3, andsi3): Don't use AS2 with "and".
2497 (iorhi3, iorsi3): Don't use AS2 with "or".
2498 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
2499 * config/crx/crx.c: Include "df.h".
2500 (crx_attribute_table): Make static.
2501 * config/m32r/m32r.c: Include "df.h".
2502 (m32r_attribute_table): Make static. Move higher in file.
2503 (pop): Use add_reg_note.
2504 (block_move_call): Change 0 to LCT_NORMAL in function call.
2505 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
2506 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
2507 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
2508 declare, not just when TREE_CODE is defined.
2509 * config/m68hc11/m68hc11.c: Include "expr.h".
2510 (m68hc11_attribute_table): Make static. Move higher in file.
2511 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
2513 (m68hc11_register_indirect_p): Likewise.
2514 (m68hc11_function_arg_padding): Change return type to enum
2516 (emit_move_after_reload): Use add_reg_note.
2517 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
2518 (m68hc11_split_logical): Likewise.
2519 (m68hc11_rtx_costs): Add local code_and outer_code variables with
2521 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
2522 to VOIDmode in function call.
2523 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
2525 (m68hc11_split_logical): Update declaration.
2526 (m68hc11_function_arg_padding): Update declaration.
2527 * config/mcore/mcore.c (regno_reg_class): Change form array of int
2528 to array of enum reg_class.
2529 (mcore_attribute_table): Make static. Move higher in file.
2530 (mcore_rtx_costs): Add cast to enum type.
2531 * config/mcore/mcore.h (regno_reg_class): Update declaration.
2532 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
2533 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
2535 * config/sh/predicates.md (trapping_target_operand): Rename and to
2537 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
2539 * config/spu/spu.c (spu_attribute_table): Make static. Move
2541 * config/v850/v850.c (v850_attribute_table): Make static. Move
2543 (v850_rtx_costs): Use local code with enum type.
2544 (expand_epilogue): Add cast.
2545 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
2547 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
2550 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
2551 -m2a-single-only and -m2a-nofpu.
2552 * config/sh/sh.opt: Document m2a generates FPU code.
2554 2009-06-24 Anatoly Sokolov <aesok@post.ru>
2556 * defaults.h (CAN_ELIMINATE): Provide default.
2557 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2558 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
2559 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
2560 * config/spu/spu.h (CAN_ELIMINATE): Delete.
2561 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
2562 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
2563 * config/cris/cris.h (CAN_ELIMINATE): Delete.
2564 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
2565 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
2566 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
2568 2009-06-24 DJ Delorie <dj@redhat.com>
2570 * mep-ext-cop.cpu: Fix copyright notice.
2571 * mep-default: Fix copyright notice.
2572 * mep-core: Fix copyright notice.
2573 * mep: Fix copyright notice.
2574 * mep-ivc2: Fix copyright notice.
2575 * mep-c5: Fix copyright notice.
2577 2009-06-24 Denis Chertykov <chertykov@gmail.com>
2579 * doc/contrib.texi (Contributors):
2581 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
2584 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
2585 src and dst operands if necessary.
2587 2009-06-23 DJ Delorie <dj@redhat.com>
2590 * config.gcc: Add mep support.
2591 * recog.c: Resurrect validate_replace_rtx_subexp().
2592 * recog.h: Likewise.
2593 * config/mep/: Add new port:
2594 * config/mep/constraints.md: New file.
2595 * config/mep/default.h: New file.
2596 * config/mep/intrinsics.h: New file.
2597 * config/mep/intrinsics.md: New file.
2598 * config/mep/ivc2-template.h: New file.
2599 * config/mep/mep-c5.cpu: New file.
2600 * config/mep/mep-core.cpu: New file.
2601 * config/mep/mep-default.cpu: New file.
2602 * config/mep/mep-ext-cop.cpu: New file.
2603 * config/mep/mep-intrin.h: New file.
2604 * config/mep/mep-ivc2.cpu: New file.
2605 * config/mep/mep-lib1.asm: New file.
2606 * config/mep/mep-lib2.c: New file.
2607 * config/mep/mep-pragma.c: New file.
2608 * config/mep/mep-protos.h: New file.
2609 * config/mep/mep-tramp.c: New file.
2610 * config/mep/mep.c: New file.
2611 * config/mep/mep.cpu: New file.
2612 * config/mep/mep.h: New file.
2613 * config/mep/mep.md: New file.
2614 * config/mep/mep.opt: New file.
2615 * config/mep/predicates.md: New file.
2616 * config/mep/t-mep: New file.
2618 2009-06-23 Ian Lance Taylor <iant@google.com>
2620 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
2621 from loose_warn into c_loose_warn and from strict_warn into
2622 c_strict_warn. Set and substitute warn_cxxflags. Check for
2623 --enable-build-with-cxx. Set and substitute
2624 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
2625 * Makefile.in (CXXFLAGS): New variable.
2626 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
2627 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
2628 the default is the same as $(STRICT_WARN).
2629 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
2630 (CXX): New variable.
2631 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
2632 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
2633 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
2634 (HOST_LIBS): New variable.
2635 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
2636 (ALL_CXXFLAGS): New variable.
2637 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
2638 * doc/install.texi (Configuration): Document
2639 --enable-build-with-cxx, --with-stage1-ldflags,
2640 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
2641 * configure: Rebuild.
2643 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2645 * config/arm/arm.c (arm_override_options): Fix braces and formatting
2646 from previous commit.
2648 2009-06-23 Ian Lance Taylor <iant@google.com>
2650 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
2652 2009-06-23 Ian Lance Taylor <iant@google.com>
2654 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
2655 with ATTRIBUTE_UNUSED.
2657 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2658 Pat Haugen <pthaugen@us.ibm.com>
2659 Revital Eres <eres@il.ibm.com>
2661 * config.in (HAVE_AS_POPCNTD): Add default definition.
2662 (HAVE_AS_LWSYNC): Ditto.
2664 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
2666 (gcc_cv_as_powerpc_cmpb): Ditto.
2667 (gcc_cv_as_powerpc_dfp): Ditto.
2668 (gcc_cv_as_powerpc_vsx): Ditto.
2669 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
2670 supporting the popcntd/lwsync instructions.
2671 (gcc_cv_as_powerpc_lwsync): Ditto.
2672 * configure: Regenerate.
2674 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
2675 -mcpu=native and -mcpu=power7.
2676 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
2678 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
2679 a variable instead of a mask to reduce the number of mask bits.
2680 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
2681 (-mbit-word): Ditto.
2682 (-mregnames): Ditto.
2683 * config/rs6000/rs6000.opt (-mupdate): Ditto.
2684 (-mfused-madd): Ditto.
2686 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
2688 (-mvsx): New switch for VSX instructions.
2689 (-misel): Move from a variable to a mask to allow it to be set by
2692 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
2693 function declaration to an array declaration.
2694 (rs6000_hard_regno_nregs): New external array declaration.
2696 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
2697 files included by rs6000.md.
2699 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
2700 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
2702 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
2704 (rs6000_debug_reg): New -mdebug= variables.
2705 (rs6000_debug_addr): Ditto.
2706 (rs6000_debug_cost): Ditto.
2707 (rs6000_pmode): New variable to hold Pmode.
2708 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
2709 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
2710 calculated at compiler start.
2711 (rs6000_hard_regno_nregs): Change function to an array which holds
2712 HARD_REGNO_NREGS calculated at compiler start.
2713 (rs6000_explicit_options): Delete isel field.
2714 (rs6000_vector_unit): New array to hold which vector unit
2715 supports arithmetic options for a given type.
2716 (rs6000_vector_mem): New array to hold which vector unit supports
2717 memory reference operations for a given type.
2718 (rs6000_vector_align): New array to given the alignment of each
2720 (power7_cost): New basic costs for power7.
2721 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
2722 (rs6000_hard_regno_nregs_internal): New function, moved from
2723 HARD_REGNO_NREGS, to calculate the number of registers each hard
2724 register takes for each type.
2725 (rs6000_debug_reg_print): New function for -mdebug=reg support.
2726 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
2727 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
2728 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
2729 unit information here so it is calculated once at compiler startup
2731 (rs6000_override_options): Make -misel a target mask. Add more
2732 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
2733 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
2735 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
2736 (rs6000_handle_option): Move -misel from variable to target mask.
2737 (rs6000_builtin_mask_for_load): Add VSX support.
2738 (rs6000_conditional_register_usage): Ditto.
2739 (USE_ALTIVEC_FOR_ARG_P): Ditto.
2740 (function_arg_boundary): Ditto.
2741 (rs6000_expand_builtin): Ditto.
2742 (def_builtin): Make abort message a little friendlier.
2743 (rs6000_emit_int_cmove): Add support for 64-bit isel.
2745 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
2746 assembler support the popcntd instruction instead of a vsx
2747 instruction to enable power7 support.
2748 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
2749 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
2750 option to the assembler if -mcpu=native.
2751 (ASM_CPU_NATIVE_SPEC): Ditto.
2752 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
2754 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
2755 the lwsync instruction.
2756 (enum processor_type): Add PROCESSOR_POWER7.
2757 (rs6000_debug_reg): New -mdebug= options.
2758 (rs6000_debug_addr): Ditto.
2759 (rs6000_debug_cost): Ditto.
2760 (rs6000_isel): Delete.
2761 (enum rs6000_vector): New enum to say what vector unit we have.
2762 (VECTOR_UNIT_*): New macros to say which vector unit has
2763 arithmetic operations for a given type.
2764 (VECTOR_MEM_*): New macros to say which vector unit has memory
2765 operations for a given type.
2766 (TARGET_LDBRX): Whether the machine supports the ldbrx
2768 (TARGET_ISEL): Delete, -misel moved to be a mask.
2769 (TARGET_ISEL64): New macro for 64-bit isel support.
2770 (UNITS_PER_VSX_WORD): New macro.
2771 (POINTER_SIZE): Move to be an external variable, rather than
2772 calculating whether we are generating 32 ot 64-bit code.
2774 (STACK_BOUNDARY): Add VSX support.
2775 (LOCAL_ALIGNMENT): Ditto.
2776 (SLOW_UNALIGNED_ACCESS): Ditto.
2777 (VSX_REGNO_P): New macro for VSX support.
2778 (VFLOAT_REGNO_P): Ditto.
2779 (VINT_REGNO_P): Ditto.
2780 (VLOGICAL_REGNO_P): Ditto.
2781 (VSX_VECTOR_MODE): Ditto.
2782 (VSX_SCALAR_MODE): Ditto.
2784 (VSX_MOVE_MODE): Ditto.
2785 (VSX_REG_CLASS_P): Ditto.
2786 (HARD_REGNO_NREGS): Instead of calling a function, use an array
2788 (UNITS_PER_SIMD_WORD): Add VSX support.
2789 (MODES_TIEABLE_P): Ditto.
2790 (STARTING_FRAME_OFFSET): Ditto.
2791 (STACK_DYNAMIC_OFFSET): Ditto.
2792 (EPILOGUE_USES): Ditto.
2793 (REGNO_REG_CLASS): Move to array lookup.
2794 (CLASS_MAX_NREGS): Ditto.
2795 (rs6000_vector_reg_class): Add declaration.
2796 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
2797 overlap with the floating point and Altivec registers.
2799 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
2801 * config/rs6000/driver-rs6000.c (asm_names): New static array to
2802 give the appropriate asm switches if -mcpu=native.
2803 (host_detect_local_cpu): Add support for "asm".
2804 (host_detect_local_cpu): Follow GNU code guidelines for name.
2806 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
2807 -mbit-word to a variable instead of being a target mask.
2809 * config/rs6000/sync.md (lwsync): If the assembler supports it,
2810 emit the lwsync instruction instead of emitting the instruction as
2811 an integer constant.
2813 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
2814 fixuns_trundfsi2, move expander into rs6000.md.
2816 * config/rs6000/rs6000.md (cpu): Add power7.
2817 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
2818 (logical predicate patterns): Change the single instruction
2819 primitives that set CR0 to be fast_compare instead of compare.
2821 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
2822 (popcntddi2): Ditto.
2823 (popcount<mode>): Ditto.
2824 (floating multiply/add insns): Name the floating point
2826 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
2827 (isel_unsigned_<mode>): Ditto.
2828 (fixuns_trundfsi2): Move expander here from spe.md.
2829 (smindi3): Define if we have -misel on 64-bit systems.
2834 2009-06-23 Anatoly Sokolov <aesok@post.ru>
2836 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
2838 * config/avr/avr.c (avr_current_device): New variable.
2839 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
2840 (avr_arch, mcu_type_s): Move to avr.h.
2841 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
2842 default_data_section_start fields.
2843 (avr_arch): Moved from avr.c.
2844 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
2845 library_name fields.
2846 (avr_current_device, avr_mcu_types, avr_arch_types,
2847 avr_device_to_arch, avr_device_to_data_start,
2848 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
2849 (EXTRA_SPEC_FUNCTIONS): Define.
2850 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
2851 options mapping. Use device_to_arch and device_to_data_start insted.
2852 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
2853 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
2854 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
2855 * config/avr/driver-avr.c: New file.
2856 * config/avr/avr-devices.c: New file.
2858 2009-06-23 Jakub Jelinek <jakub@redhat.com>
2860 * var-tracking.c (unshare_variable): Force initialized to
2861 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
2862 (set_variable_part): Likewise.
2863 (struct variable_union_info): Remove pos_src field.
2864 (vui_vec, vui_allocated): New variables.
2865 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
2866 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
2867 == 1 use a simpler sorting algorithm. Compute pos field right
2868 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
2869 Avoid quadratic comparison if !flag_var_tracking_uninit.
2870 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
2871 unshare_variable unconditionally.
2872 (dataflow_set_different_2): Removed.
2873 (dataflow_set_different): Don't traverse second hash table.
2874 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
2875 unconditionally to var_reg_set or var_mem_set.
2876 (emit_notes_in_bb): Likewise.
2877 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
2879 (emit_note_insn_var_location): Don't set initialized to
2880 VAR_INIT_STATUS_INITIALIZED early.
2881 (vt_finalize): Free vui_vec if needed, clear vui_vec and
2883 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
2885 * tree-object-size.c (addr_object_size): Instead of checking
2886 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
2887 are no FIELD_DECLs following it.
2889 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
2891 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
2892 order to match bswaps with signed source operands.
2894 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2896 * sdbout.c (sdbout_one_type): Fix braces in switch.
2898 2009-06-23 Richard Guenther <rguenther@suse.de>
2900 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
2902 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
2903 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
2904 var_callused, callused_tree, var_storedanything, storedanything_tree,
2905 var_integer, integer_tree): Remove global variables.
2906 (new_var_info): Do not pass new id, append the new var to the
2907 global variable vector.
2908 (do_ds_constraint): Use is_global_var member of the variable-info.
2909 (new_scalar_tmp_constraint_exp): Adjust.
2910 (create_function_info_for): Likewise.
2911 (create_variable_info_for): Likewise.
2912 (find_what_var_points_to): Remove dead code.
2913 (init_base_vars): Simplify.
2914 (compute_points_to_sets): Adjust.
2916 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2918 * combine.c (try_combine): Dump information about the insns we're
2921 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2923 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
2924 check when calling force_to_mode on TRUNCATE's operand.
2926 2009-06-22 Ian Lance Taylor <iant@google.com>
2928 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
2930 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2932 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
2934 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2936 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
2937 override library linkage flags such as -static-libgcc or
2940 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2942 * config/m68k/m68k-devices.def: Add line for MCF5221x.
2944 2009-06-22 Ian Lance Taylor <iant@google.com>
2946 * config/linux.opt: Put mglibc ahead of muclibc.
2948 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
2949 for duplicate decls.
2951 2009-06-22 Matthias Klose <doko@ubuntu.com>
2953 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
2955 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2958 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
2959 instead of NULL if a parser error occurs.
2961 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2963 * dwarf2out.c (dwarf2_debug_hooks): Initialize
2964 non-DWARF2_DEBUGGING_INFO version.
2966 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
2968 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
2969 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
2971 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
2972 (LIBGCC2_TF_CEXT): Define.
2975 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2978 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
2980 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2982 * config/arm/arm.c (arm_override_options): Disable
2983 -mcaller-super-interworking and -mcallee-super-interworking.
2984 * doc/invoke.texi (ARM Options): Document this.
2986 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
2988 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
2989 * config/arm/constraints.md (j): New constraint for movw operands.
2990 (N): Remove thumb2 meaning.
2991 * config/arm/arm.md (*arm_movw): Delete.
2992 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
2993 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
2994 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
2996 2009-06-22 Martin Jambor <mjambor@suse.cz>
2998 PR tree-optimization/40492
2999 * tree-sra.c (sra_modify_assign): Pass zero offsets to
3000 build_ref_for_offset.
3002 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
3004 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
3005 JUMP_TABLE_DATA_P predicates where applicable.
3006 * auto-inc-dec.c: Ditto.
3007 * builtins.c: Ditto.
3008 * caller-save.c: Ditto.
3010 * cfgcleanup.c: Ditto.
3011 * cfglayout.c: Ditto.
3014 * combine-stack-adj.c: Ditto.
3020 * dwarf2asm.c: Ditto.
3021 * dwarf2out.c: Ditto.
3022 * emit-rtl.c: Ditto.
3028 * function.c: Ditto.
3031 * genpreds.c: Ditto.
3032 * genrecog.c: Ditto.
3034 * ira-costs.c: Ditto.
3035 * ira-lives.c: Ditto.
3038 * lower-subreg.c: Ditto.
3039 * modulo-sched.c: Ditto.
3041 * postreload.c: Ditto.
3042 * print-rtl.c: Ditto.
3051 * sched-vis.c: Ditto.
3053 * sel-sched-ir.c: Ditto.
3054 * simplify-rtx.c: Ditto.
3055 * targhooks.c: Ditto.
3056 * var-tracking.c: Ditto.
3057 * vmsdbgout.c: Ditto.
3059 2009-06-22 Matthias Klose <doko@ubuntu.com>
3061 * Makefile.in (install-plugin): Always use DESTDIR.
3063 2009-06-22 Olivier Hainque <hainque@adacore.com>
3065 * config/pa/pa.c (output_call): Don't optimize post call jumps
3066 into return address adjustments if the call may throw.
3068 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
3070 * arm.c (thumb1_output_casesi): New function.
3071 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
3072 optimizing for size or PIC.
3073 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
3074 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
3075 (casesi): Handle Thumb-1 when optimizing for size or PIC.
3076 (thumb1_casesi_internal_pic): New expand rule.
3077 (thumb1_casesi_dispatch): New pattern.
3078 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
3080 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
3081 in the text seciton when PIC or optimizing for size.
3082 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
3083 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
3084 preservation properties of code.
3085 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
3086 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
3087 (__gnu_thumb1_case_si): New function.
3088 * t-arm (LIB1ASMSRC): Define here.
3089 (LIB1ASMFUNCS): Add some common functions.
3090 * t-arm-elf (LIB1ASMSRC): Delete.
3091 (LIB1ASMFUNCS): Append to existing set.
3092 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3093 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3094 * t-symbian (LIB1ASMFUNCS): Likewise.
3095 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3096 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3098 2009-06-21 Richard Guenther <rguenther@suse.de>
3100 PR tree-optimization/38729
3101 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
3102 to loops with a single exit if -fno-expensive-optimizations.
3104 2009-06-21 Jakub Jelinek <jakub@redhat.com>
3106 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
3107 (dataflow_set): Change vars type from htab_t to shared_hash.
3108 (shared_hash_pool, empty_shared_hash): New variables.
3109 (vars_clear): Removed.
3110 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
3111 shared_hash_find_slot_unshare, shared_hash_find_slot,
3112 shared_hash_find_slot_noinsert, shared_hash_find): New
3114 (shared_hash_unshare, shared_hash_destroy): New functions.
3115 (unshare_variable): Unshare set->vars if shared, use
3117 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
3118 (get_init_value, find_src_set_src, dump_dataflow_set,
3119 clobber_variable_part, emit_notes_for_differences): Use
3121 (dataflow_set_init): Remove second argument, set vars to
3122 empty_shared_hash instead of creating a new htab.
3123 (dataflow_set_clear): Call shared_hash_destroy and set vars
3124 to empty_shared_hash instead of calling vars_clear.
3125 (dataflow_set_copy): Don't call vars_copy, instead just share
3126 the src htab with dst.
3127 (variable_union): Use shared_hash_*, use initially NO_INSERT
3128 lookup if set->vars is shared. Don't keep slot cleared before
3129 calling unshare_variable. Unshare set->vars if needed.
3130 Even ->refcount == 1 vars must be unshared if set->vars is shared
3131 and var needs to be modified.
3132 (variable_canonicalize): New function.
3133 (dataflow_set_union): If dst->vars is empty, just share src->vars
3134 with dst->vars and traverse with variable_canonicalize to canonicalize
3135 and unshare what is needed.
3136 (dataflow_set_different): If old_set and new_set use the same shared
3137 htab, they aren't different. If number of htab elements is different,
3138 htabs are different. Use shared_hash_*.
3139 (dataflow_set_destroy): Call shared_hash_destroy instead of
3141 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
3142 second argument to dataflow_set_init.
3143 (vt_initialize): Likewise. Initialize shared_hash_pool and
3144 empty_shared_hash, move bb in/out initialization afterwards.
3145 Use variable_htab_free instead of NULL as changed_variables del hook.
3146 (variable_was_changed): Change type of second argument to pointer to
3147 dataflow_set. When inserting var into changed_variables, bump
3148 refcount. Unshare set->vars if set is shared htab and slot needs to
3150 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
3151 lookup if set->vars is shared. Unshare set->vars if needed.
3152 Even ->refcount == 1 vars must be unshared if set->vars is shared
3153 and var needs to be modified. Adjust variable_was_changed caller.
3154 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
3155 vars must be unshared if set->vars is shared and var needs to be
3156 modified. Adjust variable_was_changed caller.
3157 (emit_note_insn_var_location): Don't pool_free var.
3158 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
3160 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
3161 free_alloc_pool on shared_hash_pool.
3163 2009-06-20 Anthony Green <green@moxielogic.com>
3165 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
3166 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
3168 2009-06-20 Richard Guenther <rguenther@suse.de>
3170 * tree-ssa-structalias.c (find_func_aliases): For memset use
3171 a constraint from NULL if we memset to zero.
3172 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
3173 we explicitly handle that do not read from memory.
3174 (call_may_clobber_ref_p_1): Properly handle builtins that may
3177 2009-06-20 Richard Guenther <rguenther@suse.de>
3179 PR tree-optimization/40495
3180 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
3181 (new_scalar_tmp_constraint_exp): New function.
3182 (process_constraint): Do not create temporary decls.
3183 (process_all_all_constraints): Likewise.
3184 (handle_const_call): Likewise.
3185 (create_function_info_for): Do not set decl.
3187 2009-06-19 Ian Lance Taylor <iant@google.com>
3189 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
3190 (rs6000_attribute_table): Make static; move before use.
3192 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
3194 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
3195 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
3196 Propagate the TREE_READONLY flag without overwriting it.
3197 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
3198 Propagate the TREE_READONLY flag onto the result.
3199 (process_call_operands): Move around. Use correct constant value.
3201 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3204 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
3205 * config/arm/arm.md: Likewise.
3207 2009-06-19 Ian Lance Taylor <iant@google.com>
3209 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
3210 to GIMPLE_ERROR_MARK.
3212 * c-typeck.c (build_conditional_expr): Add op1_original_type and
3213 op2_original_type parameters. Warn about using different enum types.
3214 * c-parser.c (c_parser_conditional_expression): Pass original
3215 types to build_conditional_expr.
3216 * c-tree.h (build_conditional_expr): Update declaration.
3218 2009-06-19 Ian Lance Taylor <iant@google.com>
3220 * config/i386/i386.c (ix86_function_specific_save): Test that
3221 fields match values, rather than testing the values are in a
3224 2009-06-19 Richard Guenther <rguenther@suse.de>
3226 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
3228 (ptr_derefs_may_alias_p): Likewise.
3229 (ptr_deref_may_alias_ref_p_1): New function.
3230 (ptr_deref_may_alias_ref_p): Likewise.
3231 (ref_maybe_used_by_call_p_1): Handle builtins that are not
3232 covered by looking at the ESCAPED solution.
3233 (call_may_clobber_ref_p_1): Likewise.
3234 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
3235 Handle NULL_TREE offset. Do not produce redundant constraints.
3236 (process_all_all_constraints): New helper function.
3237 (do_structure_copy): Use it.
3238 (handle_lhs_call): Likewise.
3239 (find_func_aliases): Handle some builtins with pointer arguments
3240 and/or return values explicitly.
3242 2009-06-19 Ian Lance Taylor <iant@google.com>
3244 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
3246 2009-06-19 Ian Lance Taylor <iant@google.com>
3248 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
3250 2009-06-19 Ian Lance Taylor <iant@google.com>
3252 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
3253 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
3256 * c-decl.c (finish_decl): If -Wc++-compat, warn about
3257 uninitialized const.
3259 2009-06-19 Ian Lance Taylor <iant@google.com>
3261 * dse.c (struct store_info): Rename bitmap field to bmap. Change
3264 * c-decl.c (in_struct, struct_types): Remove.
3265 (struct c_binding): Add in_struct field.
3266 (c_binding_ptr): Define type, along with VEC.
3267 (struct c_struct_parse_info): Define.
3268 (struct_parse_info): New static variable.
3269 (bind): Initialize in_struct field.
3270 (start_struct): Remove enclosing_in_struct and
3271 enclosing_struct_types parameters. Add
3272 enclosing_struct_parse_info parameter. Change all callers. Set
3273 struct_parse_info rather than in_struct and struct_types.
3274 (grokfield): If -Wc++-compat and there is a symbol binding for the
3275 field name, set the in_struct flag and push it on the
3276 struct_parse_info->fields vector.
3277 (warn_cxx_compat_finish_struct): New static function.
3278 (finish_struct): Remove enclosing_in_struct and
3279 enclosing_struct_types parameters. Add
3280 enclosing_struct_parse_info parameter. Change all callers. Don't
3281 set C_TYPE_DEFINED_IN_STRUCT here. Call
3282 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
3283 parameter. Only push on struct_types if warn_cxx_compat.
3284 (finish_enum): Only push on struct_types if warn_cxx_compat.
3285 (declspecs_add_type): Add loc parameter. Change all callers.
3286 Change all error calls to error_at. Pass loc, not input_location,
3287 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
3288 defined in a struct. If -Wc++-compat and parsing a struct, record
3289 that a typedef name was used.
3290 * c-parser.c (c_parser_declspecs): Get location to pass to
3292 (c_parser_struct_or_union_specifier): Update calls to start_struct
3294 * c-tree.h (struct c_struct_parse_info): Declare.
3295 (finish_struct, start_struct): Update declarations.
3296 (declspecs_add_type): Update declaration.
3298 2009-06-19 Ian Lance Taylor <iant@google.com>
3300 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
3301 variable with an anonymous type.
3303 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3305 * see.c: Remove for real.
3307 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3309 * optabs.h (enum optab_index): Add new OTI_significand.
3310 (significand_optab): Define corresponding macro.
3311 * optabs.c (init_optabs): Initialize significand_optab.
3312 * genopinit.c (optabs): Implement significand_optab using
3313 significand?f2 patterns.
3314 * builtins.c (expand_builtin_mathfn): Handle
3315 BUILT_IN_SIGNIFICAND{,F,L}.
3316 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
3317 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
3319 * config/i386/i386.md (significandxf2, significand<mode>2): New
3320 expanders to implement significandf, significand and significandl
3321 built-ins as inline x87 intrinsics.
3323 2009-06-18 Anatoly Sokolov <aesok@post.ru>
3325 * config/avr/avr.c (avr_override_options): Remove setting value of
3326 PARAM_INLINE_CALL_COST.
3328 2009-06-18 Richard Henderson <rth@redhat.com>
3331 * tree-pass.h (TDF_ASMNAME): New.
3332 * tree-dump.c (dump_options): Add asmname.
3333 * doc/invoke.texi: Document it.
3335 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
3336 (dump_decl_name): ...here.
3337 (dump_function_name): New flags arg; mind TDF_ASMNAME.
3338 (dump_generic_node): Update dump_function_name calls.
3339 (print_call_name): New flags arg; update all dump calls.
3340 * diagnostic.h (print_call_name): Update.
3341 * gimple-pretty-print.c (dump_gimple_call): Update.
3343 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
3346 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
3348 2009-06-18 Diego Novillo <dnovillo@google.com>
3350 * doc/plugins.texi: Document plugin_is_GPL_compatible.
3351 * plugin.c (str_license): Declare.
3352 (try_init_one_plugin): Assert that the symbol
3353 'plugin_is_GPL_compatible' exists.
3355 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
3358 * Makefile.in (OBJS-common): Remove see.o.
3360 * common.opt (fsee): Mark as preserved for backward compatibility.
3361 * opts.c (common_handle_option): Add OPT_fsee to the backward
3362 compatibility section.
3363 * passes.c (init_optimization_passes, pass_see): Remove pass.
3364 * timevar.def (TV_SEE): Remove.
3365 * tree-pass.h (pass_see): Remove declaration.
3366 * doc/invoke.texi (-fsee): Remove documentation.
3368 2009-06-18 Martin Jambor <mjambor@suse.cz>
3370 * tree-sra.c: Include statistics.h
3371 (sra_stats): New variable.
3372 (sra_initialize): Clear sra_stats.
3373 (create_access_replacement): Increment sra_stats.replacements.
3374 (get_access_replacement): Do not return twice.
3375 (analyze_all_variable_accesses): Increment statistics counter by the
3376 number of scalarized aggregates.
3377 (generate_subtree_copies): Increment sra_stats.subtree_copies.
3378 (sra_modify_expr): Increment sra_stats.exprs.
3379 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
3380 (sra_modify_assign): Increment sra_stats.exprs,
3381 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
3382 (perform_intra_sra): Update statistics counters.
3383 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
3385 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3387 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
3388 (arm_scalar_mode_supported_p): New function.
3390 2009-06-18 Paul Brook <paul@codesourcery.com>
3391 Sandra Loosemore <sandra@codesourcery.com>
3393 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
3394 (__extendhfsf2, __truncsfhf2): Define.
3395 * config/arm/fp16.c: New file.
3396 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3397 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3399 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3401 * doc/extend.texi (Half-Precision): New section.
3402 * doc/invoke.texi (Option Summary): List -mfp16-format.
3403 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
3404 * config/arm/arm.opt (mfp16-format=): New.
3405 * config/arm/arm.c: Include intl.h.
3406 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
3407 (TARGET_INVALID_RETURN_TYPE): Redefine.
3408 (TARGET_PROMOTED_TYPE): Redefine.
3409 (TARGET_CONVERT_TO_TYPE): Redefine.
3410 (arm_fp16_format): Define.
3411 (all_fpus): Add entry for neon-fp16.
3412 (fp_model_for_fpu): Likewise.
3413 (struct fp16_format): Declare.
3414 (all_fp16_formats): Define.
3415 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
3417 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
3419 (arm_legitimate_index_p): Treat HFmode like HImode.
3420 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
3421 (coproc_secondary_reload_class): Special-case HFmode.
3422 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
3423 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
3424 (arm_init_fp16_builtins): New.
3425 (arm_init_builtins): Call it.
3426 (arm_invalid_parameter_type): New.
3427 (arm_invalid_return_type): New.
3428 (arm_promoted_type): New.
3429 (arm_convert_to_type).
3430 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
3432 (arm_emit_fp16_const): New function.
3433 (arm_mangle_type): Mangle __fp16 as "Dh".
3434 * config/arm/arm.h (TARGET_VFPD32): Make it know about
3436 (TARGET_NEON_FP16): New.
3437 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
3438 (enum fputype): Add FPUTYPE_NEON_FP16.
3439 (enum arm_fp16_format_type): Declare.
3440 (arm_fp16_format): Declare.
3441 (LARGEST_EXPONENT_IS_NORMAL): Define.
3442 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
3443 * config/arm/arm-modes.def (HFmode): Define.
3444 * config/arm/vfp.md: (*movhf_vfp): New.
3447 * config/arm/arm.md: (fpu): Add neon_fp16.
3448 (floatsihf2, floatdihf2): New.
3449 (fix_trunchfsi2, fix_trunchfdi2): New.
3453 (*arm32_movhf): New.
3454 (*thumb1_movhf): New.
3455 (consttable_2): Add check for HFmode constants.
3456 (consttable_4): Handle HFmode constants.
3458 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
3460 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
3462 2009-06-17 Olivier Hainque <hainque@adacore.com>
3464 * collect2.c (main): Use CONST_CAST2 to perform char ** to
3465 const char ** conversion in AIX specific section.
3467 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
3469 * config/i386/i386.c (ix86_special_builtin_type): Remove
3470 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
3471 (bdesc_special_args): Updated.
3472 (ix86_init_mmx_sse_builtins): Likewise.
3473 (ix86_expand_special_args_builtin): Likewise.
3475 2009-06-17 Richard Henderson <rth@redhat.com>
3477 * tree-pretty-print.c (maybe_dump_asm_name): New.
3478 (dump_decl_name): Use it.
3479 (PRINT_FUNCTION_NAME): Merge into...
3480 (dump_function_name): ... here. Use maybe_dump_asm_name.
3482 2009-06-17 Cary Coutant <ccoutant@google.com>
3484 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
3486 * debug.c (struct gcc_debug_hooks): Change placeholder for
3488 (debug_nothing_int_charstar_int): Replaced by...
3489 (debug_nothing_int_charstar_int_bool): ...this.
3490 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
3491 source_line prototype.
3492 (debug_nothing_int_charstar_int): Replaced by...
3493 (debug_nothing_int_charstar_int_bool): ...this.
3494 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
3495 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
3496 Output is_stmt operand when necessary.
3497 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
3498 (notice_source_line): Add is_stmt parameter.
3499 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
3500 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
3502 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
3503 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
3505 2009-06-17 Ian Lance Taylor <iant@google.com>
3507 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
3509 (struct store_by_pieces_d): Rename from store_by_pieces. Change
3512 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
3514 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
3515 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
3516 tree_strip_sign_nop_conversions and
3517 tree_ssa_strip_useless_type_conversions rather than stripping
3518 the operations here.
3519 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
3521 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
3522 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
3523 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
3524 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
3527 2009-06-17 Michael Eager <eager@eagercon.com>
3529 * config/rs6000/constraints.md (register_constraint "d"): New.
3530 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
3531 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
3532 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
3533 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
3534 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
3535 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
3536 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
3537 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
3538 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
3539 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
3541 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
3542 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
3543 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
3544 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
3545 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3546 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
3547 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
3548 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
3549 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
3550 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
3551 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
3552 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
3553 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
3554 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
3556 2009-06-16 Ian Lance Taylor <iant@google.com>
3558 * profile.c (total_num_never_executed): Don't define.
3559 (compute_branch_probabilities): Don't count or print
3561 (init_branch_prob): Don't set total_num_never_executed.
3562 (end_branch_prob): Don't print total_num_never_executed.
3564 2009-06-17 David Daney <ddaney@caviumnetworks.com>
3566 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
3568 2009-06-17 David Edelsohn <edelsohn@gnu.org>
3570 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
3571 (nabstd2_fpr): Same.
3573 2009-06-17 Steve Ellcey <sje@cup.hp.com>
3575 * expr.c (expand_assignment): Change complex type check.
3577 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
3579 * doc/plugins.texi (Building GCC plugins): Added new section.
3581 2009-06-17 Ian Lance Taylor <iant@google.com>
3583 * c-pch.c (get_ident): Don't set size of templ array.
3584 (pch_init): Don't set size of partial_pch array.
3586 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
3587 string constant to intialize an array whose size is the length of
3590 2009-06-17 Richard Guenther <rguenther@suse.de>
3592 PR tree-optimization/40389
3593 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
3594 to addressable types.
3595 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
3597 2009-06-17 Richard Guenther <rguenther@suse.de>
3600 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
3601 if there is no evolution of left in the loop bail out.
3602 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
3603 chrec_fold_multiply.
3605 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
3606 Janis Johnson <janis187@us.ibm.com>
3609 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
3610 for the symbol ref of a constant that is the source of a move
3611 - nor for any other not-obvious-label-ref constants.
3613 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
3615 * plugin.c (position_pass): Skip newly inserted pass during list
3616 traversal to avoid repeated insertion.
3618 2009-06-16 Ian Lance Taylor <iant@google.com>
3620 * vec.h (VEC_stack_alloc): Define different version if
3621 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
3622 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
3623 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
3624 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3626 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
3628 * config.gcc (extra_headers): Add ia32intrin.h for x86.
3630 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
3631 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
3632 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
3633 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
3634 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
3635 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3636 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3637 (bdesc_special_args): Add __builtin_ia32_rdtsc and
3638 __builtin_ia32_rdtscp.
3639 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
3640 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
3641 and __builtin_ia32_rorhi.
3642 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
3643 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3644 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3645 (ix86_expand_args_builtin): Likewise.
3646 (ix86_expand_special_args_builtin): Likewise.
3648 * config/i386/i386.md (UNSPECV_RDTSCP): New.
3649 (UNSPECV_RDTSC): Likewise.
3650 (UNSPECV_RDPMC): Likewise.
3651 (*bsr): Renamed to ...
3653 (*bsr_rex64): Renamed to ...
3657 (*rdpmc_rex64): Likewise.
3660 (*rdtsc_rex64): Likewise.
3662 (*rdtscp): Likewise.
3663 (*rdtscp_rex64): Likewise.
3665 * config/i386/ia32intrin.h: New.
3667 * config/i386/x86intrin.h: Include <ia32intrin.h>.
3669 2009-06-16 Ian Lance Taylor <iant@google.com>
3671 * ira-build.c (copy_info_to_removed_store_destinations):
3672 Initialize parent_a.
3674 2009-06-16 Ian Lance Taylor <iant@google.com>
3676 * c-decl.c (grokdeclarator): Change size_varies to bool.
3678 2009-06-16 Ian Lance Taylor <iant@google.com>
3680 * sel-sched.c: Make forward declarations of move_op_hooks and
3681 fur_hooks explicitly extern.
3683 2009-06-16 Ian Lance Taylor <iant@google.com>
3685 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
3686 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
3688 2009-06-16 Ian Lance Taylor <iant@google.com>
3690 * resource.c (mark_referenced_resources): Change
3691 include_delayed_effects parameter to bool. Change all callers.
3692 (mark_end_of_function_resources): Likewise.
3693 * reorg.c (insn_references_resource_p): Likewise.
3694 (insn_sets_resource_p): Likewise.
3695 * resource.h (mark_referenced_resources): Update declaration.
3696 (mark_end_of_function_resources): Update declaration.
3698 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3700 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
3702 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3704 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
3705 GCC can bootstrap on AIX with GNU Binutils 2.20.
3707 2009-06-16 Ian Lance Taylor <iant@google.com>
3709 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
3711 2009-06-16 Ian Lance Taylor <iant@google.com>
3713 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
3714 inline, not extern inline.
3715 (exact_log2): Likewise.
3716 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
3718 (exact_log2): Likewise, but don't test CTZ_HWI.
3720 2009-06-16 Ian Lance Taylor <iant@google.com>
3722 * bitmap.c (bitmap_clear): Don't declare as inline.
3723 * gimple.c (gimplify_assign): Likewise.
3724 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
3725 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
3726 (sched_scan_info): Remove duplicate definition.
3728 2009-06-16 Ian Lance Taylor <iant@google.com>
3730 * c-common.c (skip_evaluation): Don't define.
3731 (c_inhibit_evaluation_warnings): Define global variable.
3732 (overflow_warning): Check c_inhibit_evaluation_warnings rather
3733 than skip_evaluation.
3734 (convert_and_check, warn_for_div_by_zero): Likewise.
3735 * c-common.h (skip_evaluation): Don't declare.
3736 (c_inhibit_evaluation_warnings): Declare.
3737 * c-parser.c (c_parser_typeof_specifier): Set
3738 c_inhibit_evaluation_warnings rather than skip_evaluation.
3739 (c_parser_conditional_expression): Likewise.
3740 (c_parser_binary_expression): Likewise.
3741 (c_parser_sizeof_expression): Likewise.
3742 (c_parser_alignof_expression): Likewise.
3743 * c-typeck.c (build_indirect_ref): Check
3744 c_inhibit_evaluation_warnings rather than skip_evaluation.
3745 (build_conditional_expr, build_binary_op): Likewise.
3747 2009-06-16 Richard Guenther <rguenther@suse.de>
3749 * tree-ssa-alias.c (is_escape_site): Remove.
3750 * tree-ssa-alias.h (enum escape_type): Remove.
3751 (is_escape_site): Likewise.
3752 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
3753 via casts and asms without deferring to is_escape_site.
3755 2009-06-16 Jakub Jelinek <jakub@redhat.com>
3758 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
3759 use gen_lowpart if op0 has complex mode.
3761 2009-06-16 Richard Guenther <rguenther@suse.de>
3763 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
3764 variables add them to ESCAPED.
3765 (find_func_aliases): Do not make all indirectly stored values escaped.
3767 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
3769 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
3772 2009-06-16 Martin Jambor <mjambor@suse.cz>
3774 PR tree-optimization/40432
3775 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
3776 check whether we need to force gimple register operand.
3778 2009-06-16 Martin Jambor <mjambor@suse.cz>
3780 PR tree-optimization/40413
3781 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
3782 build_ref_for_offset.
3783 (propagate_subacesses_accross_link): Fix a typo in a comment.
3785 2009-06-16 Ira Rosen <irar@il.ibm.com>
3787 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3788 with additional parameter.
3789 * tree-vectorizer.h (enum vect_def_type): Add new value
3791 (enum vect_relevant): Add comments.
3792 (vect_is_simple_reduction): Add new argument.
3793 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
3794 Detect nested cycles.
3795 (vect_is_simple_reduction): Update documentation, add an argument to
3796 distinguish inner-loop reduction from nested cycle, detect nested
3797 cycles, fix printings and indentation, don't swap operands in case
3799 (get_initial_def_for_reduction): Handle subtraction.
3800 (vect_create_epilog_for_reduction): Add new argument to specify
3802 (vect_finalize_reduction): Handle subtraction, fix comments.
3803 (vectorizable_reduction): Handle nested cycles. In case of nested
3804 cycle keep track of the reduction variable position. Call
3805 vect_is_simple_reduction with additional parameter. Use original
3806 statement code in reduction epilogue for nested cycle. Call
3807 vect_create_epilog_for_reduction with additional parameter.
3808 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
3809 inner-loop vectorization.
3810 (vect_recog_widen_sum_pattern): Likewise.
3811 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
3813 (vect_mark_stmts_to_be_vectorized): Likewise.
3814 (vect_get_vec_def_for_operand): Handle nested cycles.
3816 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3818 * doc/invoke.texi (Debugging Options): Fix option index entries
3819 for -fdump-statistics, -frandom-seed add entries for
3820 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
3821 (FRV Options): Fix entries for -mTLS, -mtls.
3822 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
3823 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
3824 (M68hc1x Options): Fix @itemx for -mnominmax.
3825 (MCore Options): Fix entry for -mno-lsim.
3826 (MMIX Options): Fix entry for -mabi=mmixware.
3827 (PDP-11 Options): Fix entry for -mbcopy-builtin.
3829 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
3831 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
3832 Mention the plugin mode of gengtype.
3833 * doc/gty.texi (Source Files Containing Type Information): Likewise.
3834 * gengtype.c: Updated copyright.
3835 (plugin_files, nb_plugin_files) Added new static variables.
3836 (measure_input_list) Care about plugin_files.
3837 (write_rtx_next): Added early return in plugin mode.
3838 (create_file): Updated copyright year in generated file. Added
3840 (oprintf): Added early return if NULL outf.
3841 (get_output_file_with_visibility): Care of plugin_files.
3842 (get_output_file_name): May return null.
3843 (write_local): Added early return.
3844 (put_mangled_filename): Ditto.
3845 (finish_root_table): Added check for base_files.
3846 (write_roots): Care about null when plugins.
3847 (main): Added plugin mode.
3849 2009-06-15 Ian Lance Taylor <iant@google.com>
3851 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
3852 * gcov.c (read_count_file): Add braces around variables declared
3855 * c.opt (Wjump-misses-init): New warning.
3856 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
3857 -Wall and -Wc++-compat if not already set.
3858 (c_common_post_options): Clear warn_jump_misses_init if it was not
3860 * c-decl.c (struct c_binding): Change type field to a union with
3861 new label field. Make it the first field in the struct. Update
3862 references to type to use u.type instead.
3863 (struct c_spot_bindings): Define.
3864 (struct c_goto_bindings): Define.
3865 (c_goto_bindings_p): Define, along with VECs.
3866 (struct c_label_vars): Define.
3867 (struct c_scope): Add has_label_bindings field.
3868 (bind_label, set_spot_bindings): New static functions.
3869 (decl_jump_unsafe, update_spot_bindings): New static functions.
3870 (update_label_decls): New static function.
3871 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
3872 Update binding u.label field to shadowed field.
3873 (c_binding_start_stmt_expr): New function.
3874 (c_binding_end_stmt_expr): New function.
3875 (pushdecl): Don't call c_begin_vm_scope.
3876 (make_label): Add defining and p_label_vars parameters. Change
3878 (lookup_label): Correct test for whether a label has not yet been
3879 defined. Call bind_label rather than bind.
3880 (warn_about_goto): New static function.
3881 (lookup_label_for_goto): New function.
3882 (declare_label): Call bind_label rather than bind.
3883 (check_earlier_gotos): New static function.
3884 (define_label): Don't give errors about jumping into statement
3885 expressions or scopes of variably modified types. Call
3886 set_spot_bindings and check_earlier_gotos. Call bind_label
3887 instead of bind. Don't set label_context_stack_se or
3888 label_context_stack_vm.
3889 (c_get_switch_bindings): New function.
3890 (c_release_switch_bindings): New function.
3891 (c_check_switch_jump_warnings): New function.
3892 (start_function): Don't set label_context_stack_se or
3893 label_context_stack_vm.
3894 (finish_function): Likewise.
3895 * c-typeck.c (label_context_stack_se): Don't define.
3896 (label_context_stack_vm): Don't define.
3897 (c_finish_goto_label): Call lookup_label_for_goto rather than
3898 lookup_label. Don't give errors about jumping into a statement
3899 expression or the scope of a variably modified type. Don't set
3900 label_context_stack_se or label_context_stack_vm.
3901 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
3902 fields. Add bindings field.
3903 (c_start_case): Don't set deleted fields. Set bindings field.
3904 (do_case): Rework order of tests. Don't check blocked_stmt_expr
3905 or blocked_vm. Call c_check_switch_jump_warnings.
3906 (c_finish_case): Don't test blocked_stmt_expr field. Call
3907 c_release_switch_bindings.
3908 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
3909 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3910 set label_context_stack_se. Call c_bindings_start_stmt_expr.
3911 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
3912 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3913 set label_context_stack_se. Call c_bindings_end_stmt_expr.
3914 (c_begin_vm_scope, c_end_vm_scope): Don't define.
3915 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
3916 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
3917 (C_DECL_UNJUMPABLE_VM): Don't define.
3918 (C_DECL_UNDEFINABLE_VM): Don't define.
3919 (struct c_label_list): Don't define.
3920 (struct c_label_context_se): Don't define.
3921 (struct c_label_context_vm): Don't define.
3922 (struct c_spot_bindings): Declare.
3923 (c_bindings_start_stmt_expr): Declare.
3924 (c_bindings_end_stmt_expr): Declare.
3925 (lookup_label_for_goto): Declare.
3926 (c_get_switch_bindings, c_release_switch_bindings): Declare.
3927 (c_check_switch_jump_warnings): Declare.
3928 (label_context_stack_se, label_context_stack_vm): Don't declare.
3929 (c_finish_goto_label): Update declaration.
3930 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
3931 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
3932 (Warning Options): Document -Wjump-misses-init.
3934 2009-06-15 Jakub Jelinek <jakub@redhat.com>
3936 * tree-object-size.c (addr_object_size): Fix a pasto in the last
3939 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3941 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
3943 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3945 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
3947 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3949 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
3951 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3953 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
3954 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
3955 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
3956 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
3957 * dwarf2asm.c (dw2_force_const_mem): Update call to
3959 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
3960 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
3961 * langhooks.c (lhd_comdat_group): Remove.
3962 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
3963 * tree.h (DECL_COMDAT_GROUP): New.
3964 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
3965 (tree_decl_with_vis): Add comdat_group. Remove one_only.
3966 (make_decl_one_only): Change signature.
3967 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
3969 (make_decl_one_only): Change signature.
3970 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
3972 2009-06-15 Richard Guenther <rguenther@suse.de>
3975 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
3977 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3979 * tree-ssa-math-opts.c: Remove extra divide.
3981 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3983 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
3985 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3987 * passes.c: Add bswap pass.
3988 * tree-pass.h: Add pass_optimize_bswap declaration.
3989 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
3990 Include rtl.h, expr.h and optabs.h for optab_handler check.
3991 (struct symbolic_number, pass_optimize_bswap): New definition.
3992 (do_shift_rotate, verify_symbolic_number_p): New functions.
3993 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
3994 (gate_optimize_bswap): New function.
3995 * tree.c (widest_int_cst_value): New function.
3996 * tree.h (widest_int_cst_value): Prototype added.
3998 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
4000 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
4001 REG_EQUAL/REG_EQUIV notes.
4003 2009-06-14 Richard Guenther <rguenther@suse.de>
4006 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
4007 has its address taken if NRV was applied and it is addressable.
4008 * tree-ssa-structalias.c (get_constraint_for_address_of): New
4009 function split out from ...
4010 (get_constraint_for_1): ... here.
4011 (handle_rhs_call): Use it to mark the return slot escaped if
4012 it is addressable and NRV was applied.
4014 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
4016 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
4017 Change first argument type to location_t.
4018 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
4019 Do not set input_location.
4020 Use loc instead of input_location throughout.
4022 2009-06-13 Richard Guenther <rguenther@suse.de>
4024 PR tree-optimization/40421
4025 * tree-predcom.c (should_unroll_loop_p): Remove.
4026 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
4028 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4030 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4031 Add location argument.
4033 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
4035 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
4037 * config/s390/s390.c (s390_build_builtin_va_list): Same.
4038 (s390_gimplify_va_arg): Pass location to create_artificial_label.
4039 * config/spu/spu-protos.h: Add location to
4040 spu_resolve_overloaded_builtin.
4041 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
4042 spu_build_builtin_va_list.
4043 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
4044 argument. Pass location to build_function_call_vec.
4045 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
4047 (emit_fpu_switch): Same.
4048 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
4049 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
4050 to build_decl and create_artificial_label.
4051 (xtensa_gimplify_va_arg_expr): Same.
4052 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
4053 (xstormy16_gimplify_va_arg_expr): Same.
4054 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
4055 * config/arm/arm.c (arm_build_builtin_va_list): Same.
4056 * config/mips/mips.c (mips_build_builtin_va_list): Same.
4057 (mips16_build_function_stub): Same.
4058 (mips16_build_call_stub): Same.
4060 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
4063 * arm/constraints.md (Pa, Pb): New constraints.
4064 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
4065 split pattern to deal with them.
4067 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
4069 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
4070 fix index entry for -Xpreprocessor.
4072 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4074 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4075 Add location argument to build_decl call.
4076 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
4077 (rs6000_init_builtins): Same.
4078 (spe_init_builtins): Same.
4079 (rs6000_gimplify_va_arg): Add location argument to
4080 create_artificial_label call.
4082 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
4084 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
4085 * combine-stack-adj.c (pass_stack_adjustments): Use it.
4086 * Makefile.in: Fix GGC dependency for gcse.o.
4088 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4090 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
4091 * gimple-pretty-print.c (dump_gimple_stmt): Same.
4092 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
4094 * c-parser.c (c_parser_binary_expression): Use current column while
4095 building binary operations.
4096 * common.opt (fshow-column): Enable by default.
4097 * tree-vrp.c (check_array_ref): Use warning_at.
4098 (check_array_bounds): Use location from call back if expr has no
4100 * tree.h: Add location argument to maybe_fold_*.
4101 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
4102 (maybe_fold_offset_to_array_ref): Add location argument and use it.
4103 (maybe_fold_offset_to_component_ref): Same.
4104 (maybe_fold_offset_to_reference): Same.
4105 (maybe_fold_offset_to_address): Same.
4106 (maybe_fold_stmt_indirect): Same.
4107 (maybe_fold_stmt_addition): Same.
4108 (fold_stmt_r): Pass location to maybe_fold_*.
4109 (fold_gimple_assign): Same.
4110 * c-tree.h: Add location argument to finish_decl,
4111 default_function_array_conversion, store_init_value.
4112 * c-decl.c (define_label): Use error_at.
4113 (c_make_fname_decl): Pass location to finish_decl.
4114 (finish_decl): New location argument.
4115 (build_compound_literal): Pass location to store_init_value.
4116 (grokdeclarator): Pass location to finish_decl.
4118 * c-typeck.c (array_to_pointer_conversion): New location argument.
4119 (function_to_pointer_conversion): Same.
4120 (default_function_array_conversion): Same.
4121 (parser_build_unary_op): Pass location to overflow_warning.
4122 (parser_build_binary_op): Same. Use warning_at.
4123 (build_unary_op): Pass location to array_to_pointer_conversion.
4124 (build_c_cast): Pass location to digest_init.
4125 (build_modify_expr): New location argument.
4126 (convert_for_assignment): Same.
4127 (store_init_value): Same.
4128 (digest_init): Same.
4129 (output_init_element): Pass location to digest_init and
4130 array_to_pointer_conversion.
4131 (c_finish_return): Pass location to convert_for_assignment.
4132 * gimplify.c (gimplify_conversion): Pass location to
4133 maybe_fold_offset_to_address.
4134 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
4135 to maybe_fold_stmt_addition.
4136 * c-omp.c (c_finish_omp_atomic): Pass new location to
4138 (c_finish_omp_for): Same.
4139 * c-common.c (overflow_warning): New argument.
4140 * c-common.h: New argument to build_modify_expr, overflow_warning.
4141 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
4143 (c_parser_initializer): Pass location to
4144 default_function_array_conversion.
4145 (c_parser_initelt): Same.
4146 (c_parser_initval): Same.
4147 (c_parser_asm_operands): Same.
4148 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
4149 (c_parser_conditional_expression): Same.
4150 (c_parser_binary_expression): Add location info to stack. Use it.
4151 (c_parser_unary_expression): Pass location to
4152 default_function_array_conversion, parser_build_unary_op,
4153 build_indirect_ref, c_parser_postfix_expression_after_primary.
4154 (c_parser_postfix_expression_after_primary): New location argument.
4156 (c_parser_expression_conv): Pass location to
4157 default_function_array_conversion.
4158 (c_parser_expr_list): Same.
4159 (c_parser_omp_atomic): Same.
4160 (c_parser_omp_for_loop): Same.
4161 * c-tree.h: (struct c_declarator): Add comment to id_loc.
4162 (build_array_declarator): New argument.
4163 * c-decl.c (build_array_declarator): Add location argument.
4164 (grokdeclarator): Set id_loc for cdk_array.
4165 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
4166 build_array_declarator.
4167 * tree.c (build_omp_clause): Add location argument.
4168 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
4169 (OMP_CLAUSE_LOCATION): New macro.
4170 (struct tree_omp_clause): Add location field.
4171 (build_omp_clause): Add argument.
4172 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
4173 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
4175 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
4176 (cp_parser_omp_clause_collapse): Same.
4177 (cp_parser_omp_clause_default): Same.
4178 (cp_parser_omp_clause_if): Same.
4179 (cp_parser_omp_clause_nowait): Same.
4180 (cp_parser_omp_clause_num_threads): Same.
4181 (cp_parser_omp_clause_ordered): Same.
4182 (cp_parser_omp_clause_schedule): Same.
4183 (cp_parser_omp_clause_untied): Same.
4184 (cp_parser_omp_for_loop): Same.
4185 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4186 * c-tree.h (c_start_case): Add location argument.
4187 (c_process_expr_stmt): Same.
4188 (c_finish_goto_*): Same.
4189 * tree-parloops.c (initialize_reductions): Pass location to
4191 (create_parallel_loop): Same.
4192 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
4193 (gfc_trans_omp_reduction_list): Same.
4194 (gfc_trans_omp_clauses): Same.
4195 (gfc_trans_omp_do): Same.
4196 * c-typeck.c (c_finish_goto_label): Same.
4197 (c_finish_goto_ptr): New location argument.
4198 (c_start_case): Same.
4199 (emit_side_effect_warnings): Same.
4200 (c_process_expr_stmt): Same.
4201 (c_finish_stmt_expr): Same.
4202 (c_finish_omp_clauses): Use error_at instead of error.
4203 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
4205 * c-omp.c (c_split_parallel_clauses): New location argument.
4206 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
4207 to build_omp_clause.
4208 (convert_local_reference_stmt): Same.
4209 (convert_gimple_call): Same.
4210 * c-common.h (c_split_parallel_clauses): New argument.
4211 * c-parser.c (c_parser_statement_after_labels): Pass location to
4212 c_finish_goto_label.
4213 (c_parser_switch_statement): Pass location to c_start_case.
4214 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
4215 and c_process_expr_stmt.
4216 (c_parser_omp_variable_list): Add location argument.
4217 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
4218 (c_parser_omp_clause_default): Same.
4219 (c_parser_omp_clause_if): Same.
4220 (c_parser_omp_clause_num_threads): Same.
4221 (-c_parser_omp_clause_ordered): Same.
4222 (c_parser_omp_clause_reduction): Pass location to
4223 c_parser_omp_variable_list.
4224 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
4225 (c_parser_omp_clause_untied): Same.
4226 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
4227 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4229 * c-tree.h (check_for_loop_decls, undeclared_variable,
4230 build_component_ref, build_array_ref, build_external_ref,
4231 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
4232 build_conditional_expr, build_compound_expr, c_cast_expr,
4233 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
4234 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
4236 * c-semantics.c (build_stmt): Same.
4237 (build_case_label): Same.
4238 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
4239 (undeclared_variable): New argument.
4241 (lookup_label): Pass location on down.
4242 (define_label): Same.
4243 (finish_decl): Same.
4244 (build_compound_literal): Same.
4245 (finish_struct): Same.
4246 (finish_function): Do not set location here.
4247 (check_for_loop_decls): New argument.
4248 * tree.c (save_expr): Set location.
4249 (build_empty_stmt): New argument.
4250 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
4251 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
4252 * builtins.c (gimplify_va_arg_expr): Use locations.
4253 (expand_builtin_sync_operation): Same.
4254 * c-typeck.c (build_component_ref): New argument.
4255 (build_array_ref): Same.
4256 (build_external_ref): Same.
4257 (c_expr_sizeof_expr): Same.
4258 (c_expr_sizeof_type): Same.
4259 (parser_build_unary_op): Same.
4260 (build_conditional_expr): Same.
4261 (build_compound_expr): Pass location on down.
4262 (build_compound_expr): New argument.
4263 (build_c_cast): Same.
4264 (c_cast_expr): Same.
4265 (build_asm_expr): Same.
4266 (c_finish_return): Same.
4267 (c_process_expr_stmt): Pass location on down.
4268 (c_finish_stmt_expr): New argument.
4269 (push_clenaup): Same.
4270 (c_finish_omp_parallel): Same.
4271 (c_finish_omp_task): Same.
4272 * gimplify.c (gimplify_call_expr): Pass location on down.
4273 * c-omp.c (c_finish_omp_master): New argument.
4274 (c_finish_omp_critical): Same.
4275 (c_finish_omp_ordered): Same.
4276 (c_finish_omp_barrier): Same.
4277 (-c_finish_omp_taskwait): Same.
4278 (c_finish_omp_atomic): Same.
4279 (c_finish_omp_flush): Same.
4280 * tree-inline.c (copy_tree_body_r): Pass location on down.
4281 (inline_forbidden_p): Remove use of input_location.
4282 * c-gimplify.c (c_build_bind_expr): New argument.
4283 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
4284 (c_sizeof_or_alignof_type): New argument.
4285 (c_alignof_expr): Same.
4286 (build_va_arg): Same.
4287 (c_add_case_label): Same.
4288 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
4289 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
4290 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
4291 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
4292 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
4293 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
4295 * stub-objc.c (objc_build_selector_expr): Same.
4296 (objc_build_throw_stmt): Same.
4297 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
4298 (c_parser_initelt): Same.
4299 (c_parser_compound_statement): Same.
4300 (c_parser_compound_statement_nostart): Same.
4301 (c_parser_label): Same.
4302 (c_parser_statement_after_labels): Same.
4303 (c_parser_if_body): Same.
4304 (c_parser_else_body): Same.
4305 (c_parser_if_statement): Same.
4306 (c_parser_switch_statement): Same.
4307 (c_parser_while_statement): Same.
4308 (c_parser_do_statement): Same.
4309 (c_parser_for_statement): Same.
4310 (c_parser_asm_statement): Same.
4311 (c_parser_conditional_expression): Same.
4312 (c_parser_binary_expression): Same.
4313 (c_parser_cast_expression): Same.
4314 (c_parser_unary_expression): Same.
4315 (c_parser_sizeof_expression): Same.
4316 (c_parser_alignof_expression): Same.
4317 (c_parser_postfix_expression): Same.
4318 (c_parser_expression): Same.
4319 (c_parser_objc_receiver): Same.
4320 (c_parser_omp_variable_list): Same.
4321 (c_parser_omp_structured_block): Same.
4322 (c_parser_omp_atomic): New argument.
4323 (c_parser_omp_barrier): Same.
4324 (c_parser_omp_critical): Same.
4325 (c_parser_omp_flush): Pass location on down.
4326 (c_parser_omp_for_loop): New argument.
4327 (c_parser_omp_for): Same.
4328 (c_parser_omp_master): Same.
4329 (c_parser_omp_ordered): Same.
4330 (c_parser_omp_sections_scope): Same.
4331 (c_parser_omp_sections): Same.
4332 (c_parser_omp_parallel): Same.
4333 (c_parser_omp_single): Same.
4334 (c_parser_omp_task): Same.
4335 (c_parser_omp_taskwait): Pass location on down.
4336 (c_parser_omp_construct): Same.
4337 (c_parser_omp_threadprivate): Same.
4338 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
4339 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
4340 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
4341 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
4342 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
4343 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
4344 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
4345 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
4346 config/i386/i386.c, stmt.c:
4347 Add location argument to the following function definitions and/or
4348 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
4349 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
4350 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
4351 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
4352 do_case, c_finish_bc_stmt, build_compound_literal,
4353 build_function_call.
4354 * c-decl.c (build_compound_literal): Add location argument.
4355 Make all diagnostic calls use location.
4356 (start_struct): Same.
4357 (finish_struct): Same.
4359 (build_enumerator): Same.
4360 (start_function): Same.
4361 (grokdeclarator): Make all diagnostic calls use location.
4362 (store_parm_decls_oldstyle): Same.
4363 * c-typeck.c (build_function_call): Add location argument.
4364 Make all diagnostic calls use location.
4366 (c_finish_bc_stmt): Same.
4367 * tree-nested.c (get_trampoline_type): Add argument.
4368 Pass location to build_decl.
4369 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
4370 * rtl.h (RTL_LOCATION): New.
4371 * c-common.c (c_add_case_label): Add location argument.
4372 Make all diagnostic calls use location.
4373 * c-common.h: Add location argument to make_fname_decl, do_case,
4374 c_add_case_label, build_function_call, resolve_overloaded_builtin.
4375 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
4376 Set it appropriately for every case. Pass enum_loc to start_enum
4377 call. Pass value_loc first to build_enumerator. Pass enum_loc to
4379 (c_parser_struct_or_union_specifier): Save location. Use it for
4380 start_struct, finish_struct, and parser_xref_tag.
4382 2009-06-12 Ian Lance Taylor <iant@google.com>
4384 * fold-const.c (fold_unary): Rename local variable and to and_expr.
4386 * c-opts.c (c_common_handle_option): For -Wc++-compat set
4387 cpp_opts->warn_cxx_operator_names.
4389 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4392 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
4393 is returns NULL and OP is a VCE, look through the VCE.
4395 2009-06-12 Ian Lance Taylor <iant@google.com>
4398 * collect2.c (main): Use CONST_CAST2 in code inside #if
4399 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
4401 2009-06-12 Joey Ye <joey.ye@intel.com>
4404 * cfgexpand.c (get_decl_align_unit): Update
4405 max_used_stack_slot_alignment with align instead of
4406 stack_alignment_needed.
4408 * function.c (assign_stack_local_1): Update
4409 max_used_stack_slot_alignment with alignment_in_bits instead
4410 of stack_alignment_needed.
4411 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
4414 2009-06-12 Jakub Jelinek <jakub@redhat.com>
4416 * dwarf2out.c (last_var_location_insn): New variable.
4417 (dwarf2out_end_epilogue): Clear last_var_location_insn.
4418 (dwarf2out_var_location): Don't record anything after last real
4419 insn. Only change labels if there were any real instructions
4420 in between last note and this one, or if changed sections.
4422 2009-06-11 Richard Henderson <rth@redhat.com>
4424 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
4425 note when storing the frame pointer in a register.
4426 (FRP): Don't redefine to nothing for epilogue.
4427 (alpha_expand_epilogue): Mark register and sp restores.
4428 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
4430 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
4431 when gen_lowpart is needed.
4433 2009-06-11 Richard Henderson <rth@redhat.com>
4435 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
4437 * dwarf2out.c (need_data_align_sf_opcode): New.
4438 (div_data_align): Move earlier.
4439 (def_cfa_1, reg_save): Use it.
4441 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
4443 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
4444 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
4445 (ix86_handle_option): Handle OPT_mcrc32.
4446 (ix86_target_string): Add -mcrc32.
4447 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
4449 * config/i386/i386.h (TARGET_CRC32): New.
4451 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
4452 (sse4_2_crc32di): Likewise.
4454 * config/i386/i386.opt (mcrc32): New.
4456 * doc/invoke.texi: Document -mcrc32.
4458 2009-06-11 Richard Henderson <rth@redhat.com>
4460 * common.opt (gdwarf-): Accept a version number.
4461 * doc/invoke.texi (gdwarf-): Update docs.
4462 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
4463 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
4464 version level, and record it.
4466 * dwarf2.h (DW_CIE_VERSION): Remove.
4467 * dwarf2out.c (DWARF_VERSION): Remove.
4468 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
4469 (output_call_frame_info): Use CIE version 3 for dwarf3,
4470 or if the return register column is out of range for version 1.
4471 (dwarf_stack_op_name): Add all dwarf3 values.
4472 (DEBUG_PUBTYPES_SECTION): New.
4473 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
4474 encoding change for dwarf3.
4475 (output_die) [dw_val_class_die_ref]: Likewise.
4476 (output_compilation_unit_header): Emit correct version for dwarf3.
4477 (output_line_info): Likewise.
4478 (output_pubnames): Update for DWARF_VERSION removal.
4479 (output_aranges): Likewise.
4480 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
4481 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
4482 (dwarf2out_finish): Likewise.
4484 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4486 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
4489 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4492 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
4493 * builtins.c (expand_builtin_unreachable): New function.
4494 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
4495 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
4496 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
4498 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
4499 searching for missing barriers.
4501 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4503 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
4504 when -fprofile-generate* was passed.
4505 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4507 2009-06-11 Anthony Green <green@moxielogic.com>
4509 * config/moxie/moxie.md: Define length attribute for all instructions.
4511 (*b<cond:code>): Support limited branch ranges for new PC-relative
4512 branch instructions.
4513 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
4515 2009-06-11 Jakub Jelinek <jakub@redhat.com>
4517 * config/i386/i386.c (min_insn_size): Use get_attr_length
4518 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
4521 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
4522 instead of emit_insn_before.
4524 2009-06-10 Ian Lance Taylor <iant@google.com>
4527 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
4530 2009-06-10 Revital Eres <eres@il.ibm.com>
4532 * passes.c (init_optimization_passes): Reschedule
4533 predictive-commoning pass before complete unroll pass.
4535 2009-06-10 Martin Jambor <mjambor@suse.cz>
4537 * cgraph.c (cgraph_node_can_be_local_p): New function.
4538 (cgraph_make_node_local): New function.
4539 * cgraph.h (cgraph_node_can_be_local_p): Declare.
4540 (cgraph_make_node_local): Declare.
4542 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
4544 * tree.h (tree_base): Add packed_flag and user_align fields.
4545 Decrease size of spare field.
4546 (TYPE_USER_ALIGN): Use user_align from tree_base.
4547 (DECL_USER_ALIGN): Likewise.
4548 (TYPE_PACKED): Use packed_flag from tree_base.
4549 (DECL_PACKED): Likewise.
4550 (tree_type): Delete packed_flag and user_align fields. Widen
4551 precision field. Widen mode field and shuffle fields to align
4552 mode on an 8-bit boundary.
4553 (tree_decl_common): Delete decl_flag_1 and user_align fields.
4554 Renumber decl_flag_* fields. Fix comments. Widen
4555 decl_common_unused field.
4556 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
4557 (DECL_EXTERNAL): Likewise.
4558 (DECL_BIT_FIELD): Likewise.
4559 (DECL_NONADDRESSABLE_P): Likewise.
4560 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
4561 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
4563 2009-06-10 Ian Lance Taylor <iant@google.com>
4565 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
4566 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
4567 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
4568 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
4569 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
4570 DEF_VEC_ALLOC_FUNC_P.
4571 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
4572 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
4573 DEF_VEC_ALLOC_FUNC_O.
4574 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
4575 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
4576 DEF_VEC_ALLOC_FUNC_I.
4577 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
4578 (vec_stack_p_reserve_exact_1): Declare.
4579 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
4580 (vec_stack_free): Declare.
4581 (VEC_stack_alloc): Define.
4582 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
4583 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
4584 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
4585 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
4587 (stack_vecs): New static variable.
4588 (vec_stack_p_reserve_exact_1): New function.
4589 (vec_stack_o_reserve_1): New static function.
4590 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
4591 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
4592 (vec_stack_free): New function.
4593 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
4594 (VEC_df_ref_stack_alloc): Define.
4595 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
4596 DEF_VEC_ALLOC_P_STACK.
4597 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
4598 (struct df_collection_rec): Change _vec fields to VEC. Remove
4600 (df_free_collection_rec): Adjust for new fields.
4601 (df_insn_rescan): Use new df_collection_rec fields.
4602 (df_notes_rescan, df_canonize_collection_rec): Likewise.
4603 (df_ref_create_structure, df_ref_record): Likewise.
4604 (df_get_conditional_uses, df_get_call_refs): Likewise.
4605 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
4606 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
4607 (df_record_exit_block_uses, df_bb_verify): Likewise.
4608 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
4609 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
4610 Remove count parameter. Change return type to void. Change all
4612 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
4613 Remove count parameter. Change return type to void. Change all
4615 (df_install_refs): Change old_vec parameter to VEC. Remove count
4616 parameter. Change all callers.
4617 (df_install_mws): Change old_vec parameter to VEC. Remove count
4618 parameter. Change all callers.
4619 (df_refs_verify): Change new_rec parameter to VEC. Change call
4621 (df_mws_verify): Likewise.
4623 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
4625 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
4627 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
4629 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
4631 2009-06-10 Anthony Green <green@moxielogic.com>
4633 * config/moxie/crti.asm: New file.
4634 * config/moxie/crtn.asm: New file.
4635 * config/moxie/moxie.c: New file.
4636 * config/moxie/moxie.h: New file.
4637 * config/moxie/sfp-machine.h: New file.
4638 * config/moxie/moxie-protos.h: New file.
4639 * config/moxie/t-moxie: Created.
4640 * config/moxie/t-moxie-softfp: Created.
4641 * config/moxie/moxie.md: Created.
4642 * config/moxie/constraints.md: Created.
4643 * config.gcc: Add moxie support.
4644 * doc/md.texi (Machine Constraints): Add moxie constraints.
4645 * doc/contrib.texi (Contributors): Mention moxie port.
4646 * doc/install.texi (Specific): Mention the moxie port.
4648 2009-06-09 Ian Lance Taylor <iant@google.com>
4650 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
4652 * optabs.c (optab_table): Only use designated initializers if
4653 HAVE_DESIGNATED_INITIALIZERS is defined.
4654 (convert_optab_table): Likewise.
4655 (init_optabs): Always call init_insn_codes if
4656 HAVE_DESIGNATED_INITIALIZERS is not defined.
4658 2009-06-09 Ian Lance Taylor <iant@google.com>
4660 * targhooks.c (default_builtin_vectorized_function): Change fn
4661 parameter to unsigned int.
4662 (default_builtin_vectorized_conversion): Change code parameter to
4664 (default_builtin_reciprocal): Change fn parameter to unsigned int.
4665 * targhooks.h: Update declarations.
4666 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
4667 parameter to unsigned int.
4669 * c-typeck.c (comptypes_check_enum_int): New static function.
4670 (comptypes_internal): Add enum_and_int_p parameter. Change all
4672 (comp_target_types): Add location parameter. Change all callers.
4673 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
4675 (function_types_compatible_p, type_lists_compatible_p): Likewise.
4676 (build_conditional_expr): Add colon_loc parameter. Change all
4678 (convert_for_assignment): Add location parameter. Change all callers.
4679 * c-parser.c (c_parser_conditional_expression): Pass location of
4680 colon to build_conditional_expr.
4681 * c-tree.h (build_conditional_expr): Update declaration.
4683 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4685 * graphite.c: Revert previous patch.
4687 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4690 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4692 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
4694 * tree-ssa-loop-prefetch.c
4695 (loop_prefetch_arrays): Fixed a portability problem in printf format
4698 2009-06-09 Martin Jambor <mjambor@suse.cz>
4700 PR tree-optimization/40351
4701 * tree-sra.c (propagate_subacesses_accross_link): Check that a
4702 refrence to a potential artifical subaccess can be constructed.
4704 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
4706 * config/sh/sh-protos.h (sh_optimization_options): Declare.
4707 (sh_override_options): Likewise.
4708 * config/sh/sh.c: Include params.h.
4709 (sh_optimization_options): New.
4710 (sh_override_options): Likewise.
4711 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
4712 (OVERRIDE_OPTIONS): Use sh_override_options.
4714 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4716 * dwarf2out.c (emit_cfa_remember): New variable.
4717 (add_fde_cfi): If emit_cfa_remember, recurse to add
4718 DW_CFA_remember_state first.
4719 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
4720 instead just set emit_cfa_remember.
4722 2009-06-08 Jan Hubicka <jh@suse.cz>
4725 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
4727 2009-06-08 Jan Hubicka <jh@suse.cz>
4730 * cgraphunit.c (save_inline_function_body): Do not copy transform
4731 hooks for saved inline bodies.
4732 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
4735 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
4737 * jump.c (returnjump_p): Handle delayed branches. Add missing
4740 2009-06-08 Jan Hubicka <jh@suse.cz>
4743 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
4744 original node might've been modified.
4745 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
4747 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4749 * tree-object-size.c (addr_object_size): Add OSI argument.
4750 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
4751 (compute_builtin_object_size, expr_object_size): Adjust callers.
4752 (plus_stmt_object_size): Call addr_object_size instead of
4753 compute_builtin_object_size.
4755 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
4756 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4758 * tree-ssa-loop-prefetch.c
4759 (gather_memory_references): Introduced a counter for the number of
4761 (anything_to_prefetch_p): Introduced a counter for the number of
4763 (is_loop_prefetching_profitable): New function with a cost model
4765 (loop_prefetch_arrays): Use the new cost model to determine if
4766 prefetching is profitable.
4767 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
4768 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4769 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
4770 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4771 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
4772 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4774 2009-06-08 Michael Matz <matz@suse.de>
4777 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
4778 partitions use the same.
4779 (expand_one_var): Deal with DECL_RTL sometimes begin set also
4780 for basevars of SSA_NAMEs.
4781 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
4782 to not expand them twice.
4783 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
4786 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
4788 * common.opt (fcompare-debug=, fcompare-debug-second): New.
4789 (fdump-final-insns=, gtoggle): New.
4790 * doc/invoke.texi: Document them.
4791 * final.c (rest_of_clean_state): Dump final insn stream.
4792 * gcc.c (invoke_as): Hook in -fcompare-debug.
4793 (static_spec_functions): Add compare-debug-dump-opt,
4794 compare-debug-self-opt and compare-debug-auxbase-opt.
4795 (compare_debug, compare_debug_second, compare_debug_opt): New.
4796 (switches_debug_check, n_switches_debug_check): New.
4797 (debug_auxbase_opt, debug_check_temp_file): New.
4798 (process_command): Handle -fno-compare-debug, -fcompare-debug and
4800 (do_self_spec): Handle arguments after switches.
4801 (do_spec_1): Add .gk extension to temp file basenames for compare.
4802 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
4803 (cc1_options): Use it instead of normal auxbase computation for
4804 the second compare-debug compilation.
4805 (compare_files): New.
4806 (main): Set up and implement compare debug mode.
4807 (compare_debug_dump_opt_spec_function): New.
4808 (compare_debug_self_opt_spec_function): New.
4809 (compare_debug_auxbase_opt_spec_function): New.
4810 * toplev.c (process_options): Handle flag_gtoggle,
4811 flag_dump_final_insns.
4812 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
4813 during -fcompare-debug-second compilation.
4815 2009-06-07 Ian Lance Taylor <iant@google.com>
4817 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
4818 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
4820 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
4821 with no default node. Change warning with %H to warning_at.
4822 Don't clear warn_switch around case checking.
4823 * doc/invoke.texi (Warning Options): Clarify distinction between
4824 -Wswitch and -Wswitch-enum.
4826 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4828 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
4830 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4832 * gbl-ctors.h: Add header guard.
4834 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4836 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
4837 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
4838 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
4839 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
4840 prototypes for removed functions.
4841 (expressions_equal_p): Move to ...
4842 * tree-ssa-sccvn.h: ... here and ...
4843 * matrix-reorg.c: ... adjust includes.
4845 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4847 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
4849 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4851 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
4852 (finish_function): Remove erroneous whitespace.
4854 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4856 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
4857 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
4859 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4861 * errors.c (internal_error): Commentary typo fix.
4862 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
4863 * tree-ssa-pre.c: Ditto.
4865 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4867 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
4868 them is supposed to hold actual statements.
4870 2009-06-06 Ian Lance Taylor <iant@google.com>
4872 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
4873 empty statements can now have attributes.
4875 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
4877 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
4878 * config/mips/mips.md: Ditto.
4880 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4882 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
4884 (__eabi_uconvert): Likewise.
4886 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4888 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
4889 CFI_* definitions with IN_GCC.
4891 2009-06-05 David Edelsohn <edelsohn@gnu.org>
4893 * xcoffout.h (xcoffout_source_line): Update prototype.
4895 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4897 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
4898 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
4900 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4903 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
4904 inlined_function_outer_scope_p blocks for artificial inlines
4906 * tree.c (tree_nonartificial_location): Rewrite using
4907 block_nonartificial_location.
4909 2009-06-05 Revital Eres <eres@il.ibm.com>
4910 Leehod Baruch <leehod@il.ibm.com>
4912 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
4913 (expand_expr_real_1): Remove comment.
4914 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4915 Vectorize misaligned access when the target supports it.
4916 (vect_supportable_dr_alignment): Check for unaligned access support.
4917 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
4920 2009-06-05 Julian Brown <julian@codesourcery.com>
4922 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
4923 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
4925 2009-06-05 Richard Guenther <rguenther@suse.de>
4928 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
4931 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4933 * config/s390/s390.c (global_not_special_regno_p): New static inline.
4934 (save_gprs): Don't tell unwinder when a global register is saved.
4935 (s390_emit_epilogue): Emit needed epilogue unwind info.
4937 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4939 * dwarf2out.c (deferred_asm_name): New.
4940 (add_name_and_src_coords_attributes): Defer creation of
4941 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
4943 (move_linkage_attr): New.
4944 (dwarf2out_finish): Revisit deferrals and emit attributes at the
4947 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4949 * tree-nested.c (finalize_nesting_tree_1): Declare the
4950 frame_decl in the binding tree.
4952 2009-06-04 Cary Coutant <ccoutant@google.com>
4954 * basic-block.h (struct basic_block_def): Add discriminator field.
4955 * dbxout.c (dbxout_source_line): Add new parameter. Change all
4957 * debug.c (do_nothing_debug_hooks): Add additional entry.
4958 (debug_nothing_int_charstar_int): New function.
4959 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
4960 (debug_nothing_int_charstar_int): New declaration.
4961 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
4962 discriminator value in .loc directive.
4963 * final.c (last_discriminator): New variable.
4964 (discriminator): New variable.
4965 (final_start_function): Initialize above variables, pass current
4966 discriminator to debug hook.
4967 (notice_source_line): Check for discriminator change.
4968 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
4969 * sdbout.c (sdbout_source_line): New parameter.
4970 * tree-cfg.c (struct locus_discrim_map): New structure type.
4971 (discriminator_per_locus): New hash table.
4972 (build_gimple_cfg): Allocate and free discriminator hash table.
4973 (make_edges): Call assign_discriminator.
4974 (locus_map_hash): New function.
4975 (locus_map_eq): New function.
4976 (next_discriminator_for_locus): New function.
4977 (same_line_p): New function.
4978 (assign_discriminator): New function.
4979 (make_cond_expr_edges): Call assign_discriminator.
4980 (make_gimple_switch_edges): Likewise.
4981 (first_non_label_stmt): New function.
4982 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
4984 * xcoffout.c (xcoffout_source_line): Add new parameter.
4986 * configure.ac (gcc_cv_as_discriminator): New configury check for
4987 gas support for discriminator.
4988 * configure: Regenerate.
4989 * config.in: Regenerate.
4991 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4993 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
4994 val after checking for integers.
4996 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
4998 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
5000 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
5001 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
5002 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
5003 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
5004 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
5005 X64_SSE_REGPARM_MAX.
5006 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
5007 X64_SSE_REGPARM_MAX.
5009 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5011 * gcc.c (report_times_to_file): New.
5012 (execute): Implement it.
5013 (process_command): Support -time=.
5014 * doc/invoke.texi: Document it.
5016 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5018 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
5019 that have value exprs.
5021 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5023 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
5024 declarations for constants until...
5025 (dw2_output_indirect_constant_1): ... this point.
5027 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
5030 * arm.md (arm_addsi3): Don't try to split an add with an
5031 eliminable register until after reload has completed.
5033 2009-06-03 Ian Lance Taylor <iant@google.com>
5035 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
5036 * genattrtab.c (write_length_unit_log): Likewise.
5037 * genchecksum.c (dosum): Likewise.
5038 * gengtype.c (write_rtx_next): Likewise.
5039 (finish_root_table, write_roots): Likewise.
5040 * gimple.c (gimple_ops_offset_): Likewise.
5041 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
5042 * config/arc/arc.c (arc_attribute_table): Likewise.
5043 * config/arm/arm.c (arm_attribute_table): Likewise.
5044 * config/avr/avr.c (avr_attribute_table): Likewise.
5045 * config/crx/crx.c (crx_attribute_table): Likewise.
5046 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
5047 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
5048 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
5049 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
5050 * config/sh/sh.c (sh_attribute_table): Likewise.
5051 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
5052 * config/spu/spu.c (spu_attribute_table): Likewise.
5053 * config/v850/v850.c (v850_attribute_table): Likewise.
5055 * config/alpha/alpha.c (vms_attribute_table): Make static.
5056 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
5057 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
5058 * config/mips/mips.c (mips_attribute_table): Likewise.
5060 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
5062 (cc1-checksum.o): Likewise.
5064 2009-06-03 Steve Ellcey <sje@cup.hp.com>
5066 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
5068 2009-06-03 Jakub Jelinek <jakub@redhat.com>
5070 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
5071 insn if it is changing sp. Use gen_add3_insn instead of
5072 conditionally gen_addsi3 and gen_adddi3.
5073 (offset_below_red_zone_p): New static inline function.
5074 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
5075 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
5076 * config/rs6000/ppc-asm.h: Include auto-host.h.
5077 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
5078 CFI_RESTORE): Define.
5079 * config/rs6000/crtresxgpr.asm: Add unwind info.
5080 * config/rs6000/crtresxfpr.asm: Likewise.
5081 * config/rs6000/crtresgpr.asm: Likewise.
5082 * config/rs6000/crtresfpr.asm: Likewise.
5083 * config/rs6000/crtsavgpr.asm: Likewise.
5084 * config/rs6000/crtsavfpr.asm: Likewise.
5086 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
5087 argument of DWARF2_FRAME_REG_OUT macros.
5089 2009-06-03 Julian Brown <julian@codesourcery.com>
5091 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
5092 words or less (including TImode) in core registers.
5094 2009-06-03 Richard Guenther <rguenther@suse.de>
5097 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
5099 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
5101 * statistics.c (statistics_counter_event): Do not record event
5102 in pass dump if its number == -1.
5103 (curr_statistics_hash): Add assert that we never get passes
5104 with static number == -1.
5106 2009-06-03 Richard Guenther <rguenther@suse.de>
5107 Andrey Belevantsev <abel@ispras.ru>
5109 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
5110 non-BLKmode arrays addressable.
5112 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
5114 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
5115 * config/m68k/m68k.h: ... here.
5116 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
5119 2009-06-03 Martin Jambor <mjambor@suse.cz>
5121 PR tree-optimization/40323
5122 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
5125 2009-06-03 Richard Guenther <rguenther@suse.de>
5127 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5130 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
5132 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
5133 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
5134 JUMP_TABLE_DATA_P where applicable.
5135 * config/sh/sh.c: Ditto.
5136 * config/sh/sh.h: Ditto.
5137 * config/sh/sh.md: Ditto.
5138 * config/sh/symbian.c: Ditto.
5140 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
5142 * config/i386/driver-i386.c (describe_cache): Optimize
5143 concatenation of strings. Use snprintf instead of sprintf.
5144 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
5145 target when not compiling with GCC.
5147 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
5149 * config/sh/sh.c: Revert last change.
5150 (sh_expand_epilogue): Emit a blockage insn before the frame
5151 pointer adjustment unconditionally.
5153 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5155 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
5156 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
5157 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
5158 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
5159 to COLLECT_GCC_OPTIONS.
5161 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5163 * collect2.c (target_system_root): New variable.
5164 (main): Handle --sysroot=.
5165 (ignore_library): Strip the sysroot from the library path.
5167 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5169 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
5170 (collect2.o): Depend on collect2-aix.h.
5171 (collect2-aix.o): New rule.
5172 * collect2-aix.h: New file.
5173 * collect2-aix.c: Likewise.
5174 * collect2.c: Include collect2-aix.h. Don't undefine
5175 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
5176 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
5177 Use TARGET_AIX_VERSION instead of _AIX51.
5178 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
5179 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
5180 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
5181 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
5182 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
5184 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5186 * collect2.c (ignore_library): Avoid premature post-increment
5189 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5191 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
5192 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
5193 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
5194 CROSS_DIRECTORY_STRUCTURE too.
5195 (LINK_LIBG_SPEC): Likewise.
5196 (LIB_SPEC): Add %R to sysroot paths.
5197 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
5198 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
5199 * config/rs6000/aix51.h: As for aix43.h.
5200 * config/rs6000/aix52.h: Likewise.
5201 * config/rs6000/aix53.h: Likewise.
5202 * config/rs6000/aix61.h: Likewise.
5203 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
5204 to the beginning of sysroot paths.
5206 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5208 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
5209 INSN_LISTs that are out of the REG_NOTE range.
5211 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5213 * loop-unroll.c (struct iv_to_split): Add pointer to next.
5214 (struct var_to_expand): Likewise.
5215 (struct opt_info): Add head and tail for linked lists of the above.
5216 (analyze_insn_to_expand_var): Initialize next.
5217 (analyze_iv_to_split_insn): Likewise.
5218 (analyze_insns_in_loop): Create linked lists.
5219 (allocate_basic_variable): Simplify for use without hash table.
5220 (insert_var_expansion_initialization): Likewise, make it type-safer.
5221 (combine_var_copies_in_loop_exit): Likewise.
5222 (apply_opt_in_copies): Walk lists rather than hash tables.
5223 (release_var_copies): Simplified and inlined by hand into...
5224 (free_opt_info): ... this function.
5226 2009-06-02 Richard Guenther <rguenther@suse.de>
5228 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5231 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5233 * cfgexpand.c (gimple_expand_cfg): Discard the source location
5234 only for builtins that are not overridden.
5236 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5238 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
5241 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5243 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
5245 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5247 * combine.c (move_deaths): Compare LUIDs within the same BB only.
5249 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5251 * common.opt (fdump-unnumbered-links): New.
5252 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
5253 * print-rtl.c (flag_dump_unnumbered_links): New.
5254 (print_rtx): Test it.
5256 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
5258 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
5259 push/pop multiple to 8-byte alignment.
5261 2009-06-01 Jakub Jelinek <jakub@redhat.com>
5263 * config/i386/i386.c (queued_cfa_restores): New static variable.
5264 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
5266 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
5267 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
5268 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
5269 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
5270 note unconditionally.
5271 (ix86_emit_restore_regs_using_mov): Likewise.
5272 (ix86_emit_restore_sse_regs_using_mov): Likewise.
5273 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
5274 it through to ix86_emit_restore_reg_using_pop.
5275 (ix86_emit_leave): Add RED_OFFSET argument. Call
5276 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
5277 instead of adding REG_CFA_OFFSET note unconditionally.
5278 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
5279 the above functions. Call ix86_add_queued_cfa_restore_notes when
5282 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
5283 force output of the label even for dwarf2out_do_cfi_asm.
5284 (add_fde_cfi): If -g2 and above and cfi might change CFA,
5285 force creation of CFI label and chain DW_CFA_set_loc jumping to it
5286 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
5288 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
5289 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
5290 dwarf2out_cfi_label callers.
5291 * tree.h (dwarf2out_cfi_label): Adjust prototype.
5292 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
5293 Adjust dwarf2out_cfi_label callers.
5294 * config/vax/vax.c (vax_output_function_prologue): Likewise.
5296 * config/i386/i386.h (struct machine_cfa_state,
5297 struct machine_function): Guard with ifndef USED_FOR_TARGET
5298 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
5301 * emutls.c (__emutls_get_address): Change arr->size to mean number
5302 of allocated arr->data entries instead of # of slots + 1.
5305 * recog.c (peep2_reinit_state): New function.
5306 (peephole2_init_state): Use it at the end of a basic block and also
5307 when seeing a RTX_FRAME_RELATED_P insn.
5309 2009-06-01 Steve Ellcey <sje@cup.hp.com>
5311 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
5312 fixuns_truncrfdi2): New.
5313 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
5314 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
5315 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
5316 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
5317 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
5318 *recip_approx): Remove.
5319 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
5320 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
5321 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
5323 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
5326 2009-06-01 Ian Lance Taylor <iant@google.com>
5328 * attribs.c (register_attribute): Use CONST_CAST.
5329 * collect2.c (main): Use CONST_CAST2.
5330 (scan_prog_file): Likewise.
5331 * gcc.c (process_command, main): Likewise.
5332 * toplev.c (toplev_main): Likewise.
5334 * c-typeck.c (handle_warn_cast_qual): New static function,
5335 partially broken out of build_c_cast.
5336 (build_c_cast): Call handle_warn_cast_qual.
5337 * doc/invoke.texi (Warning Options): Document new effect of
5340 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
5342 * diagnostic.c (diagnostic_build_prefix): Always print columns.
5343 (diagnostic_report_current_module): Print columns.
5344 * common.opt (flag_show_column): Enable by default.
5346 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
5348 * alias.c (find_base_term): Check for NULL term before returning.
5350 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5352 Revert due to PR40320:
5353 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5354 * calls.c (emit_library_call_value_1): Don't force_operand for move
5357 2009-06-01 Olivier Hainque <hainque@adacore.com>
5358 Eric Botcazou <ebotcazou@adacore.com>
5360 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
5361 to be processed as a bitfield for constructor output purposes.
5362 * output.h (initializer_constant_valid_for_bitfield_p): Declare
5364 * varasm.c (oc_local_state): New type, output_constructor
5365 local state to support communication with helpers.
5366 (oc_outer_state): New type, output_constructor outer state of
5367 relevance in recursive calls.
5368 (output_constructor_array_range): New output_constructor helper,
5369 extracted code for an array range element.
5370 (output_constructor_regular_field): New output_constructor helper,
5371 extracted code for an element that is not a bitfield.
5372 (output_constructor_bitfield): New output_constructor helper,
5373 extracted code for a bitfield element. Accept an OUTER state
5374 argument for recursive processing. Recurse on record or array
5375 CONSTRUCTOR values, possibly past noop conversions.
5376 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
5377 VALUE is a valid constant-valued expression for use in a static
5378 bit-field initializer.
5379 (output_constructor): Rework to use helpers. Accept and honor an
5380 OUTER state argument for recursive calls. Return total size. Be
5381 prepared for nested constructors initializing bitfields.
5382 (output_constant): Feed OUTER in calls to output_constructor.
5384 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5386 * calls.c (emit_library_call_value_1): Don't force_operand for move
5389 2009-06-01 Nick Clifton <nickc@redhat.com>
5391 * doc/invoke.texi (IA-64 Options): Fix typo.
5393 2009-06-01 Ira Rosen <irar@il.ibm.com>
5395 PR tree-optimization/39129
5396 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
5398 (vect_do_peeling_for_loop_bound): Use
5399 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5400 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5401 (vect_loop_versioning): Likewise.
5402 (vect_create_cond_for_alias_checks): Fix indentation.
5403 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
5405 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
5406 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
5407 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
5408 "control flow in loop".
5409 (vect_estimate_min_profitable_iters): Use
5410 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5411 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5412 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
5413 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
5414 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
5415 statement belongs to a group of strided accesses with the exact code
5417 (vectorizable_load): Likewise.
5418 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
5419 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5421 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
5423 * config/freebsd-stdint.h: New file.
5424 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
5425 Add freebsd-stdint.h to tm_file.
5427 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
5429 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
5430 (thumb2_extendhidi2): Likewise.
5432 2009-05-31 Ian Lance Taylor <iant@google.com>
5434 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
5436 2009-05-31 Ian Lance Taylor <iant@google.com>
5438 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
5439 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
5440 (ipa-reference.o): Depend upon gt-ipa-reference.h.
5442 2009-05-31 Jason Merrill <jason@redhat.com>
5444 * tree-pretty-print.c (print_call_name): Take the callee, not the
5445 call itself. Make non-static. Use dump_function_name for functions.
5446 (dump_generic_node): Adjust.
5447 * diagnostic.h: Declare print_call_name.
5448 * gimple-pretty-print.c (dump_gimple_call): Use it.
5450 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5452 * config/sh/sh.md (ashldi3_std): New define_expand.
5455 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5458 * config/sh/sh.c: Include debug.h.
5459 (sh_expand_epilogue): Emit a blockage insn before the frame
5460 pointer adjustment also when dwarf2out_do_frame returns true.
5462 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
5464 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
5465 (thumb2_extendqidi2): New pattern.
5467 2009-05-31 Ira Rosen <irar@il.ibm.com>
5469 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
5470 mark phis for renaming.
5471 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
5472 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
5473 Call mark_sym_for_renaming.
5474 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
5475 * tree-vect-loop.c (vect_transform_loop): Remove
5476 vect_memsyms_to_rename initialization and a call to
5477 mark_set_for_renaming.
5479 2009-05-31 Jakub Jelinek <jakub@redhat.com>
5482 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
5483 frame related even if !set_cfa && style < 0.
5485 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
5487 * config/i386/mingw-tls.c: New file.
5488 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
5489 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
5490 defining _WIN32 but not __CYGWIN__.
5492 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5494 * configure.ac: Add MPC support.
5496 * config.in, configure: Regenerate.
5498 2009-05-29 Richard Henderson <rth@redhat.com>
5500 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
5501 NOTE_INSN_BASIC_BLOCK.
5502 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
5503 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
5504 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
5506 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
5508 (add_cfi): Disable check redefining cfa away from drap.
5509 (lookup_cfa_1): Add remember argument; handle remember/restore.
5510 (lookup_cfa): Pass remember argument.
5511 (cfa_remember): New.
5512 (compute_barrier_args_size_1): Remove sibcall check.
5513 (dwarf2out_frame_debug_def_cfa): New.
5514 (dwarf2out_frame_debug_adjust_cfa): New.
5515 (dwarf2out_frame_debug_cfa_offset): New.
5516 (dwarf2out_frame_debug_cfa_register): New.
5517 (dwarf2out_frame_debug_cfa_restore): New.
5518 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
5519 (dwarf2out_begin_epilogue): New.
5520 (dwarf2out_frame_debug_restore_state): New.
5521 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
5522 DW_CFA_restore_state.
5523 (output_cfi_directive): Likewise.
5524 (convert_cfa_to_fb_loc_list): Likewise.
5525 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
5526 * dwarf2out.h: Update.
5527 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
5528 (copy_insn_1): Early out for null.
5529 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
5530 and dwarf2out_frame_debug_restore_state.
5531 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
5532 (prologue_insn_hash, epilogue_insn_hash): New.
5533 (free_after_compilation): Adjust freeing accordingly.
5534 (record_insns): Create hash table if needed; push insns into
5535 hash instead of array.
5536 (maybe_copy_epilogue_insn): New.
5537 (contains): Search hash table instead of array.
5538 (sibcall_epilogue_contains): Remove.
5539 (thread_prologue_and_epilogue_insns): Split eh_return insns
5540 and mark them as epilogues.
5541 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
5542 scanning in terms of basic blocks.
5543 * insn-notes.def (CFA_RESTORE_STATE): New.
5544 * jump.c (returnjump_p_1): Accept EH_RETURN.
5545 (eh_returnjump_p_1, eh_returnjump_p): New.
5546 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
5547 CFA_REGISTER, CFA_RESTORE): New.
5548 * rtl.def (EH_RETURN): New.
5549 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
5551 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
5552 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
5554 * config/i386/i386.c (gen_push): Update cfa state.
5555 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
5556 add a CFA_ADJUST_CFA note.
5557 (ix86_dwarf_handle_frame_unspec): Remove.
5558 (ix86_expand_prologue): Update cfa state.
5559 (ix86_emit_restore_reg_using_pop): New.
5560 (ix86_emit_restore_regs_using_pop): New.
5561 (ix86_emit_leave): New.
5562 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
5563 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
5564 * config/i386/i386.h (struct machine_cfa_state): New.
5565 (ix86_cfa_state): New.
5566 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
5567 (eh_return_internal): Merge from eh_return_<mode>,
5568 use eh_return rtx, split w/ epilogue.
5570 2009-05-29 Ian Lance Taylor <iant@google.com>
5572 * builtins.c (validate_gimple_arglist): Don't use va_arg with
5574 * calls.c (emit_library_call_value_1): Likewise.
5576 * c-typeck.c (c_build_va_arg): New function.
5577 * c-tree.h (c_build_va_arg): Declare.
5578 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
5579 instead of build_va_arg.
5581 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
5583 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
5584 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
5585 (ptr_difference_cost): Use affine combinations to compute it.
5586 (difference_cost): Likewise.
5587 (get_computation_cost_at): Compute more accurate cost for addresses
5588 if the ratio is a multiplier allowed in addresses.
5589 For non-addresses, consider that an additional offset or symbol is
5592 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5594 * config/i386/i386.c (ix86_decompose_address): Avoid useless
5595 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
5597 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
5598 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
5599 (prefix_rex): For UNIT_MMX don't imply the prefix by default
5601 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
5602 to 1 for TYPE_SSE{IADD1,CVT1}.
5603 (prefix_vex_imm8): Removed.
5604 (length_vex): Only pass 1 as second argument to
5605 ix86_attr_length_vex_default if prefix_extra is 0.
5606 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
5607 (length): For prefix vex computation use length_immediate
5608 attribute instead of prefix_vex_imm8.
5609 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
5610 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
5611 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
5612 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
5613 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
5614 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
5615 a space in between the operands.
5616 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
5617 if one operand is 0xff and the other one si, di, bp or sp.
5618 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
5619 other one si, di, bp or sp.
5620 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
5621 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
5622 type and mode attributes.
5623 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
5624 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
5625 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
5626 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
5627 prefix_data16 attribute iff MODE_DF.
5628 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
5629 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
5630 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
5631 constm128_operand in length_immediate computation.
5632 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
5633 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
5634 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
5635 length_immediate attribute to 1.
5636 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
5637 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
5638 for certain alternatives.
5639 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
5640 prefix_data16 attribute if MODE_V1DF.
5641 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
5642 length_immediate to 1.
5643 (set_got_rex64, set_rip_rex64): Remove length attribute, set
5644 length_address to 4, set mode attribute to MODE_DI.
5645 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
5646 (fxam<mode>2_i387): Set length attribute to 4.
5647 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
5648 *prefetch_3dnow_rex): Override length_address attribute.
5649 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
5651 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
5652 (constm128_operand): Removed.
5653 * config/i386/i386.c (memory_address_length): For
5654 disp && !index && !base in 64-bit mode account for SIB byte if
5655 print_operand_address can't optimize disp32 into disp32(%rip)
5656 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
5657 for fs: or gs: segment.
5658 (ix86_attr_length_immediate_default): When checking if shortform
5659 is possible, truncate immediate to the length of the non-shortened
5661 (ix86_attr_length_address_default): Ignore MEM_P operands
5663 (ix86_attr_length_vex_default): Only check for DImode on
5664 GENERAL_REG_P operands.
5665 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
5666 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
5667 (sse_cvttps2pi): Clear prefix_rep attribute.
5668 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
5670 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
5671 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
5672 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
5673 iff operand 2 is const_int_operand.
5674 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
5675 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
5676 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
5678 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
5680 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
5681 prefix_data16 attribute for movlpd and movhpd instructions.
5682 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
5683 length_immediate for shufpd instruction.
5684 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
5685 (avx_cmpp<avxmodesuffixf2c><mode>3,
5686 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
5687 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
5688 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
5689 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
5690 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
5691 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
5692 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
5693 prefix_data16 attribute for the first alternative to 1.
5694 (*avx_loadlps): Override length_immediate for the first alternative.
5695 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
5696 attributes for second alternative.
5697 (*vec_concatv2sf_sse4_1): Override length_immediate and
5698 prefix_data16 attributes for second alternative.
5699 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
5700 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
5701 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
5702 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
5703 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
5704 prefix_data16 and length_immediate to 1.
5705 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
5707 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
5708 prefix_extra attribute for variants that don't have 0f prefix alone.
5709 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
5710 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
5711 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
5712 *sse4_1_pextrd): Set length_immediate to 1.
5713 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
5714 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
5716 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
5717 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
5718 length_immediate to 1 for second alternative.
5719 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
5720 prefix_extra and length_immediate attributes for the first
5722 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
5724 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
5725 to 1 for the first and third alternative.
5726 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
5728 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
5730 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
5732 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
5733 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
5734 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
5735 *avx_psign<mode>3): Set prefix_extra attribute to 1.
5736 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
5737 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
5738 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
5739 ssse3_psign<mode>3): Override prefix_rex attribute.
5740 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
5741 (ssse3_palignrti): Override length_immediate to 1.
5742 (ssse3_palignrdi): Override length_immediate to 1, override
5743 prefix_rex attribute.
5744 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
5745 (sse4a_extrqi): Override length_immediate to 2.
5746 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
5747 (sse4a_insertq): Override prefix_data16 to 0.
5748 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
5749 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
5750 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
5751 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
5752 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
5753 and length_immediate to 1.
5754 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
5755 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
5756 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
5757 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
5758 and length_immediate to 1.
5759 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
5760 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
5761 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
5762 avx_ptest256): Override prefix_extra to 1.
5763 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
5764 Override prefix_data16 and length_immediate to 1.
5765 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
5766 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
5767 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
5768 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
5769 prefix_data16 to 0 and prefix_extra to 2.
5770 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
5771 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
5773 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
5774 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
5775 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
5776 and prefix_extra to 2.
5777 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
5778 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
5779 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
5780 avx_vpermilvar<mode>3,
5781 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
5782 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
5783 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
5784 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
5785 Override prefix_extra to 1.
5786 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
5787 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
5788 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
5789 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
5790 prefix_extra and length_immediate to 1.
5791 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
5793 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
5794 to 1 for the first alternative.
5795 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
5796 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
5798 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
5799 *movv2sf_internal_avx, *movv2sf_internal): Override
5800 prefix_rep attribute for certain alternatives.
5801 (*mov<mode>_internal): Override prefix_rep or prefix_data16
5802 attributes for certain alternatives.
5803 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
5804 attributes for certain alternatives.
5805 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
5806 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
5807 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
5808 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
5809 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
5810 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
5811 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
5812 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
5813 length_immediate to 1 if operand 2 is const_int_operand.
5814 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
5815 *vec_extractv2si_1): Set length_immediate attribute to 1.
5816 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
5817 using old 3DNOW insn rather than SSE/3DNOW_A.
5818 (mmx_emms, mmx_femms): Clear modrm attribute.
5820 2009-05-29 Martin Jambor <mjambor@suse.cz>
5822 * tree-sra.c: New implementation of SRA.
5824 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
5825 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
5826 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
5827 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
5828 (SRA_MAX_STRUCTURE_COUNT): Removed.
5829 (SRA_FIELD_STRUCTURE_RATIO): Removed.
5830 * doc/invoke.texi (sra-max-structure-size): Removed.
5831 (sra-field-structure-ratio): Removed.
5833 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5836 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
5839 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
5841 PR rtl-optimization/40101
5842 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
5843 seqno. Adjust comment.
5844 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
5845 inserting bookkeeping before a jump, the jump is not scheduled.
5846 When no positive seqno found, provide a value. Add comment.
5848 2009-05-29 Richard Guenther <rguenther@suse.de>
5850 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
5851 short-cutting on the first component.
5853 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5856 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
5857 for trees other than decls/types.
5859 2009-05-29 Richard Guenther <rguenther@suse.de>
5861 * tree-ssa-operands.c (get_expr_operands): Do not handle
5862 INDIRECT_REFs in the handled-component case. Remove
5863 unused get_ref_base_and_extent case.
5864 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
5865 tree_low_cst and host_integerp where possible.
5866 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
5867 codes for equivalence.
5868 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
5870 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
5872 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
5873 to tmake_file for i[34567]86-*-cygwin*.
5875 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5878 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
5879 (altivec_categorize_keyword, init_vector_keywords,
5880 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
5883 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
5885 * tree.c (handle_dll_attribute): Check if node is
5886 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
5888 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
5890 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
5892 (thumb2_zero_extendqidi2): Likewise.
5894 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
5896 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
5897 instead of gen_movrt.
5898 * config/sh/sh.md (movrt): Remove.
5900 2009-05-28 Steve Ellcey <sje@cup.hp.com>
5902 * doc/invoke.texi (IA-64 Options):
5903 Add -msdata, -mfused-madd, -mno-inline-float-divide,
5904 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
5905 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
5906 -msched-prefer-non-control-spec-insns,
5907 -msched-stop-bits-after-every-cycle,
5908 -msched-count-spec-in-critical-path,
5909 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
5910 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
5911 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
5912 and -msched-spec-verbose.
5914 2009-05-28 Joseph Myers <joseph@codesourcery.com>
5916 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
5917 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
5919 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
5921 2009-05-28 Richard Guenther <rguenther@suse.de>
5923 * tree-ssa-alias.c (ao_ref_init): New function.
5924 (ao_ref_base): Likewise.
5925 (ao_ref_base_alias_set): Likewise.
5926 (ao_ref_alias_set): Likewise.
5927 (refs_may_alias_p_1): Change signature.
5928 (refs_may_alias_p): Adjust.
5929 (refs_anti_dependent_p): Likewise.
5930 (refs_output_dependent_p): Likewise.
5931 (call_may_clobber_ref_p_1): Change signature.
5932 (call_may_clobber_ref_p): Adjust.
5933 (stmt_may_clobber_ref_p_1): New function split out from ...
5934 (stmt_may_clobber_ref_p): ... here.
5935 (maybe_skip_until): Adjust signature.
5936 (get_continuation_for_phi): Likewise.
5937 (walk_non_aliased_vuses): Likewise.
5938 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
5939 (ao_ref_init): Declare.
5940 (ao_ref_base): Likewise.
5941 (ao_ref_alias_set): Likewise.
5942 (stmt_may_clobber_ref_p_1): Likewise.
5943 (walk_non_aliased_vuses): Adjust.
5944 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
5945 (get_ref_from_reference_ops): remove.
5946 (vn_reference_lookup_2): Adjust signature.
5947 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
5948 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
5949 (vn_reference_lookup): Adjust.
5950 (vn_reference_insert): Likewise.
5951 (vn_reference_insert_pieces): Adjust signature.
5952 (visit_reference_op_call): Adjust.
5953 * tree-ssa-pre.c (get_expr_type): Simplify.
5954 (phi_translate_1): Adjust.
5955 (compute_avail): Likewise.
5956 (translate_vuse_through_block): Do not re-build trees.
5957 (value_dies_in_block_x): Likewise.
5958 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
5960 (vn_reference_lookup_pieces): Adjust declaration.
5961 (vn_reference_insert_pieces): Likewise.
5963 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
5965 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
5966 with checking disabled.
5968 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
5972 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
5973 macro definition for support of three-operand format aligned
5974 .comm directive in assembler on cygwin/pe/mingw target OS.
5975 * configure: Regenerate.
5976 * config.h: Regenerate.
5978 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
5979 aligned form of .comm directive if -mpe-aligned-commons is in effect.
5980 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
5982 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
5983 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
5985 2009-05-28 Ira Rosen <irar@il.ibm.com>
5987 PR tree-optimization/40254
5988 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
5989 in analysis of basic blocks.
5991 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
5994 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
5995 * target-def.h (TARGET_CONST_ANCHOR): New macro.
5996 (TARGET_INITIALIZER): Use it.
5997 * cse.c (CHEAPER): Move it up to the other macros.
5998 (insert): Rename this ...
5999 (insert_with_costs): ... to this. Add cost parameters. Update
6001 (insert): New function. Call insert_with_costs.
6002 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
6003 find_reg_offset_for_const, try_const_anchors): New functions.
6004 (cse_insn): Call try_const_anchors. Adjust cost of src_related
6005 when using a const-anchor. Call insert_const_anchors.
6006 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
6007 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
6009 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
6011 * tree-inline.c (remap_decls): Enable nonlocalized variables
6012 when not optimizing.
6014 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
6016 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
6017 Simplify other tests involving optimize.
6019 2009-05-27 Tom Tromey <tromey@redhat.com>
6021 * unwind-dw2.c (_Unwind_DebugHook): New function.
6022 (uw_install_context): Call _Unwind_DebugHook.
6024 2009-05-27 Tom Tromey <tromey@redhat.com>
6026 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
6028 2009-05-27 Ian Lance Taylor <iant@google.com>
6030 * Makefile.in (LINKER, LINKER_FLAGS): Define.
6031 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
6032 (ALL_LINKERFLAGS): Define.
6033 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
6034 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6035 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
6036 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6037 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
6038 $(LINKER_FOR_BUILD).
6039 (build/gcov-iov$(build_exeext)): Likewise.
6041 2009-05-27 Julian Brown <julian@codesourcery.com>
6043 * gcse.c (target.h): Include.
6044 (can_assign_to_reg_without_clobbers_p): Check that the target allows
6045 copy of argument to a pseudo register.
6047 2009-05-27 Diego Novillo <dnovillo@google.com>
6049 * tree-ssa-live.c (dump_scope_block): Document arguments.
6050 (dump_scope_blocks): Document.
6051 (debug_scope_blocks): New.
6052 * tree-flow.h (debug_scope_blocks): Declare.
6054 2009-05-21 Denis Chertykov <denisc@overta.ru>
6056 * doc/contrib.texi (Contributors): Add myself to the list.
6058 2009-05-27 Olivier Hainque <hainque@adacore.com>
6060 * expr.c (target_align): New function. Alignment the TARGET of an
6061 assignment may be assume to have.
6062 (highest_pow2_factor_for_target): Use it instead of relying on
6063 immediate tree attributes of TARGET, not necessarily honored when
6064 intermediate bitfields are involved.
6066 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
6069 * config/i386/driver-i386.c (host_detect_local_cpu): Support
6070 AVX, SSE4, AES, PCLMUL and POPCNT.
6072 2009-05-27 Diego Novillo <dnovillo@google.com>
6074 * tree-pretty-print.c (dump_location): New.
6075 (dump_generic_node): Call it.
6076 Factor code to handle BLOCK nodes ...
6077 (dump_block_node): ... here.
6079 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
6081 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
6083 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
6085 * gcc-plugin.h: Include config.h and system.h.
6086 (IN_GCC): Define if not defined.
6088 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
6091 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
6094 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
6096 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
6098 * config/m32r/m32r.h: Ditto.
6099 * config/m32r/m32r.md: Ditto.
6100 * config/m32r/predicates.md: Ditto.
6102 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
6104 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
6106 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
6109 (Loading plugins): typo.
6110 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
6111 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6112 (Interacting with the GCC Garbage Collector): Added new section.
6113 (Giving information about a plugin): Added new section for
6115 * ggc.h (ggc_register_root_tab): Added declaration.
6116 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
6117 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
6118 (register_callback): Improved comment in declaration.
6119 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
6120 (extra_root_vec) Added static variable for dynamic roots registration.
6121 (ggc_register_root_tab) Added new routine.
6122 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
6123 PLUGIN_GGC_MARKING event.
6124 * ggc-zone.c: Include plugin.h.
6125 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6126 * ggc-page.c: Include plugin.h.
6127 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6128 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
6129 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
6130 (register_callback): check lack of callbacks for
6131 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
6132 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
6133 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
6134 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6135 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
6136 dependency on plugin.h.
6137 (plugin.o): Added dependency on ggc.h...
6139 2009-05-26 Richard Guenther <rguenther@suse.de>
6143 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6144 with mismatched comparison modes.
6146 * expr.c (expand_expr_real_1): Expand the operand of a
6147 VIEW_CONVERT_EXPR in its natural mode.
6149 2009-05-26 Ian Lance Taylor <iant@google.com>
6151 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
6152 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
6153 (ALL_COMPILERFLAGS): Define.
6154 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
6155 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6156 (collect2$(exeext), collect2.o): Likewise.
6157 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
6158 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
6159 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
6160 (libbackend.o, intl.o, cppdefault.o): Likewise.
6161 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6162 (build/%.o): Use $(COMPILER_FOR_BUILD).
6163 (build/gen%$(build_exeext)): Likewise.
6164 (build/gcov-iov$(build_exeext)): LIkewise.
6165 * config/t-darwin (darwin.o): Use $(COMPILER).
6166 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
6167 * config/t-sol2 (sol2-c.o): Likewise.
6169 * config/t-vxworks (vxworks.o): Likewise.
6170 * config/x-darwin (host-darwin.o): Likewise.
6171 * config/x-hpux (host-hpux.o): Likewise.
6172 * config/x-linux (host-linux.o): Likewise.
6173 * config/x-solaris (host-solaris.o): Likewise.
6174 * config/alpha/x-alpha (driver-alpha.o): Likewise.
6175 * config/arm/t-arm (arm-c.o): Likewise.
6176 * config/arm/t-pe (pe.o): Likewise.
6177 * config/arm/t-wince-pe (pe.o): Likewise.
6178 * config/i386/t-cygming (winnt.o): Likewise.
6179 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
6180 * config/i386/t-cygwin (cygwin1.o): Likewise.
6181 (cygwin2.o): Likewise.
6182 * config/i386/t-i386 (i386-c.o): Likewise.
6183 * config/i386/t-interix (winnt.o): Likewise.
6184 * config/i386/t-netware (netware.o): Likewise.
6185 * config/i386/t-nwld (nwld.o): Likewise.
6186 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
6187 * config/i386/x-i386 (driver-i386.o): Likewise.
6188 * config/i386/x-cygwin (host-cygwin.o): Likewise.
6189 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
6190 * config/ia64/t-ia64 (ia64-c.o): Likewise.
6191 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
6192 * config/mips/x-native (driver-native.o): Likewise.
6193 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
6194 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
6195 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
6196 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
6197 * config/score/t-score-elf (score7.o): Likewise.
6198 (score3.o): Likewise.
6199 * config/sh/t-sh (sh-c.o): Likewise.
6200 * config/sh/t-symbian (sh-c.o): Likewise.
6201 (symbian.o): Likewise.
6202 * config/spu/t-spu-elf (spu-c.o): Likewise.
6203 * config/v850/t-v850 (v850-c.o): Likewise.
6204 * config/v850/t-v850e (v850-c.o): Likewise.
6206 2009-05-26 Richard Guenther <rguenther@suse.de>
6208 PR tree-optimization/40122
6209 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
6210 VECTOR_CSTs if possible.
6211 (fold_gimple_assign): Likewise.
6213 2009-05-26 Richard Guenther <rguenther@suse.de>
6216 * fold-const.c (fold_binary): Use the correct types for building
6219 2009-05-26 Richard Guenther <rguenther@suse.de>
6221 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
6222 redundant calls to merge_alias_info.
6223 (bump_vector_ptr): Likewise.
6224 * tree-ssa-copy.c (merge_alias_info): Remove.
6225 (replace_exp_1): Remove call to merge_alias_info.
6226 (propagate_tree_value): Likewise.
6227 (fini_copy_prop): Propagate points-to info.
6228 * tree-flow.h (merge_alias_info): Remove.
6230 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
6232 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
6234 2009-05-25 Jan Hubicka <jh@suse.cz>
6236 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6237 * cgraph.h (struct inline_summary): New filed self_wize,
6238 size_inlining_benefit, self_time and time_inlining_benefit.
6239 (struct cgraph_global_info): Replace insns by time ans size fields.
6240 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6241 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6242 (ipcp_update_callgraph): Do not touch function bodies.
6243 * ipa-inline.c: Include except.h
6244 (MAX_TIME): New constant.
6245 (overall_insns): Remove.
6247 (overall_size, max_benefit): New static variables.
6248 (cgraph_estimate_time_after_inlining): New function.
6249 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6250 (cgraph_clone_inlined_nodes): Update size.
6251 (cgraph_mark_inline_edge): Update size.
6252 (cgraph_estimate_growth): Use size info.
6253 (cgraph_check_inline_limits): Check size.
6254 (cgraph_default_inline_p): Likewise.
6255 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6256 (cgraph_decide_recursive_inlining): Check size.
6257 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6259 (cgraph_decide_inlining): Likewise.
6260 (cgraph_decide_inlining_incrementally): Likewise; honor
6261 PARAM_EARLY_INLINING_INSNS.
6262 (likely_eliminated_by_inlining_p): New predicate.
6263 (estimate_function_body_sizes): New function.
6264 (compute_inline_parameters): Use it.
6265 * except.c (must_not_throw_labels): New function.
6266 * except.h (must_not_throw_labels): Declare.
6267 * tree-inline.c (init_inline_once): Kill inlining_weigths
6268 * tree-ssa-structalias.c: Avoid uninitialized warning.
6269 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6270 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6271 (PARAM_INLINE_CALL_COST): Remove.
6272 (PARAM_EARLY_INLINING_INSNS): New.
6274 2009-05-25 Richard Guenther <rguenther@suse.de>
6276 PR tree-optimization/36327
6277 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
6278 callback for reference translation or lookup at the point of may-defs.
6279 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
6280 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
6281 for union COMPONENT_REFs.
6282 (vn_reference_lookup_3): New callback. Lookup from memset
6283 and CONSTRUCTOR assignment, translate through struct copies.
6284 (vn_reference_lookup_pieces): Make sure to not free the
6285 passed operands array. Adjust walk_non_aliased_vuses call.
6286 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
6287 make sure we do not leak memory.
6289 2009-05-25 Richard Guenther <rguenther@suse.de>
6291 * tree-ssa-alias.h (dump_points_to_solution): Declare.
6292 * tree-inline.c (expand_call_inline): Reset the escaped and
6294 * tree-ssa-structalias.c (pass_build_ealias): New.
6295 * tree-pass.h (pass_build_ealias): Declare.
6296 * passes.c (init_optimization_passes): Add PTA during
6297 early optimizations.
6298 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
6299 and CALLUSED solutions.
6300 (dump_points_to_solution): New function, split out from ...
6301 (dump_points_to_info_for): ... here.
6302 * tree-parloops.c (parallelize_loops): Reset the escaped and
6305 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6308 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
6309 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
6311 2009-05-25 Ira Rosen <irar@il.ibm.com>
6313 PR tree-optimization/40238
6314 * tree-vect-stmts.c (vect_init_vector): Insert initialization
6315 statements after basic block's labels.
6316 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
6317 to free the allocated memory.
6319 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
6321 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
6322 return address with a USE.
6324 2009-05-24 Richard Guenther <rguenther@suse.de>
6327 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
6328 array type from the main variant of the inner type.
6330 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6332 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
6333 definition to bool (from int) to un-break build.
6334 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
6336 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
6338 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
6339 discard_stmt_changes): Delete.
6340 * tree-ssa-operands.c (scb_stack): Delete.
6341 (init_ssa_operands): Do not initialize it.
6342 (fini_ssa_operands): Do not free it.
6343 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
6345 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
6346 update_stmt, remove the others. Fix comments.
6347 * tree-dfa.c (optimize_stack_restore): Likewise.
6348 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
6349 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
6350 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
6351 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
6353 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
6354 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
6355 (dom_opt_finalize_block): Likewise, adjusting access to
6357 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
6358 (stmts_to_rescan): Change item type to gimple.
6359 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
6361 2009-05-24 Ira Rosen <irar@il.ibm.com>
6363 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
6364 * tree-pass.h (pass_slp_vectorize): New pass.
6365 * params.h (SLP_MAX_INSNS_IN_BB): Define.
6366 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
6367 * tree-vectorizer.c (timevar.h): Include.
6368 (user_vect_verbosity_level): Declare.
6369 (vect_location): Fix comment.
6370 (vect_set_verbosity_level): Update user_vect_verbosity_level
6371 instead of vect_verbosity_level.
6372 (vect_set_dump_settings): Add an argument. Ignore user defined
6373 verbosity if dump flags require higher level of verbosity. Print to
6374 stderr only for loop vectorization.
6375 (vectorize_loops): Update call to vect_set_dump_settings.
6376 (execute_vect_slp): New function.
6377 (gate_vect_slp): Likewise.
6378 (struct gimple_opt_pass pass_slp_vectorize): New.
6379 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
6381 (vec_info_for_bb): New function.
6382 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
6383 (VECTORIZATION_ENABLED): New macro.
6384 (SLP_ENABLED, SLP_DISABLED): Likewise.
6385 (vect_is_simple_use): Add bb_vec_info argument.
6386 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
6387 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
6388 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
6389 vect_schedule_slp, vect_analyze_slp): Likewise.
6390 (vect_analyze_stmt): Add slp_tree argument.
6391 (find_bb_location): Declare.
6392 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
6393 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
6394 (vect_analyze_loop_operations, vect_analyze_loop,
6395 get_initial_def_for_induction, vect_create_epilog_for_reduction,
6396 vect_finalize_reduction, vectorizable_reduction,
6397 vectorizable_live_operation, vect_transform_loop): Likewise.
6398 * tree-data-ref.c (dr_analyze_innermost): Update comment,
6399 skip evolution analysis if analyzing a basic block.
6400 (dr_analyze_indices): Likewise.
6401 (initialize_data_dependence_relation): Skip the test whether the
6402 object is invariant for basic blocks.
6403 (compute_all_dependences): Skip dependence analysis for data
6404 references in basic blocks.
6405 (find_data_references_in_stmt): Don't fail in case of invariant
6406 access in basic block.
6407 (find_data_references_in_bb): New function.
6408 (find_data_references_in_loop): Move code to
6409 find_data_references_in_bb and add a call to it.
6410 (compute_data_dependences_for_bb): New function.
6411 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
6412 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
6414 (vect_analyze_data_ref_dependence): Check for interleaving in case of
6415 unknown dependence in basic block and fail in case of dependence in
6417 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
6418 dependence instances from either loop or basic block vectorization
6420 (vect_compute_data_ref_alignment): Check if it is loop vectorization
6421 before calling nested_in_vect_loop_p.
6422 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
6423 dependence instances from either loop or basic block vectorization
6425 (vect_verify_datarefs_alignment): Likewise.
6426 (vect_enhance_data_refs_alignment): Adjust function calls.
6427 (vect_analyze_data_refs_alignment): Likewise.
6428 (vect_analyze_group_access): Fix printing. Skip different checks if
6429 DR_STEP is 0. Keep strided stores either in loop or basic block
6430 vectorization data structure. Fix indentation.
6431 (vect_analyze_data_ref_access): Fix comments, allow zero step in
6433 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
6434 dependence instances from either loop or basic block vectorization
6436 (vect_analyze_data_refs): Update comment. Call
6437 compute_data_dependences_for_bb to analyze basic blocks.
6438 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
6439 case of loop vectorization. In case of basic block vectorization use
6440 data-ref itself as a base.
6441 (vect_create_data_ref_ptr): In case of basic block vectorization:
6442 don't advance the pointer, add new statements before the current
6443 statement. Adjust function calls.
6444 (vect_supportable_dr_alignment): Support only aligned accesses in
6445 basic block vectorization.
6446 * common.opt (ftree-slp-vectorize): New flag.
6447 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
6448 (vect_pattern_recog_1): Likewise.
6449 * tree-vect-stmts.c (process_use): Likewise.
6450 (vect_init_vector): Add new statements in the beginning of the basic
6451 block in case of basic block SLP.
6452 (vect_get_vec_def_for_operand): Adjust function calls.
6453 (vect_finish_stmt_generation): Likewise.
6454 (vectorizable_call): Add assert that it is loop vectorization, adjust
6456 (vectorizable_conversion, vectorizable_assignment): Likewise.
6457 (vectorizable_operation): In case of basic block SLP, take
6458 vectorization factor from statement's type and skip the relevance
6459 check. Adjust function calls.
6460 (vectorizable_type_demotion): Add assert that it is loop
6461 vectorization, adjust function calls.
6462 (vectorizable_type_promotion): Likewise.
6463 (vectorizable_store): Check for outer loop only in case of loop
6464 vectorization. Adjust function calls. For basic blocks, skip the
6465 relevance check and don't advance pointers.
6466 (vectorizable_load): Likewise.
6467 (vectorizable_condition): Add assert that it is loop vectorization,
6468 adjust function calls.
6469 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
6470 that it is not reduction, get vector type, call only supported
6471 functions, skip loop specific parts.
6472 (vect_transform_stmt): Check for outer loop only in case of loop
6474 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
6475 (vect_is_simple_use): Fix comment, add new argument, fix conditions
6476 for external definition.
6477 * passes.c (pass_slp_vectorize): New pass.
6478 * tree-vect-slp.c (find_bb_location): New function.
6479 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
6480 check for patterns only in loops.
6481 (vect_build_slp_tree): Add argument, adjust function calls, fail in
6482 case of multiple types in basic block SLP.
6483 (vect_mark_slp_stmts_relevant): New function.
6484 (vect_supported_load_permutation_p): Fix comment.
6485 (vect_analyze_slp_instance): Add argument. In case of basic block
6486 SLP, take vectorization factor from statement's type, check that
6487 unrolling factor is 1. Adjust function call. Save SLP instance in
6488 either loop or basic block vectorization structure. Return FALSE,
6490 (vect_analyze_slp): Add argument. Get strided stores groups from
6491 either loop or basic block vectorization structure. Return FALSE
6492 if basic block SLP failed.
6493 (new_bb_vec_info): New function.
6494 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
6495 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
6496 (vect_schedule_slp): Add argument. Get SLP instances from either
6497 loop or basic block vectorization structure. Set vectorization factor
6498 to be 1 for basic block SLP.
6499 (vect_slp_transform_bb): New function.
6500 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
6502 2009-05-23 Mark Mitchell <mark@codesourcery.com>
6504 * final.c (shorten_branches): Do not align labels for jump tables.
6505 (final_scan_insn): Use JUMP_TABLE_DATA_P.
6507 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
6509 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
6510 Remove outdated reference to flow.c and fix nits.
6511 * doc/gccint.texi: Tweak RTL description.
6512 * doc/rtl.texi: Likewise.
6514 2009-05-23 Denis Chertykov <chertykov@gmail.com>
6516 * config/avr/avr.c: Change my email address.
6517 * config/avr/avr.h: Likewise.
6518 * config/avr/avr.md: Likewise.
6519 * config/avr/avr-protos.h: Likewise.
6520 * config/avr/libgcc.S: Likewise.
6522 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6524 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
6525 (spu_split_load, spu_split_store): Change return type to int.
6526 (spu_split_convert): Declare.
6527 * config/spu/predicates.md (spu_mem_operand): Remove.
6528 (spu_mov_operand): Update.
6529 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
6530 * config/spu/spu.c (regno_aligned_for_load): Remove.
6531 (reg_aligned_for_addr, spu_expand_load): Define.
6532 (spu_expand_extv): Reimplement and handle MEM.
6533 (spu_expand_insv): Handle MEM.
6534 (spu_sched_reorder): Handle insn's with length 0.
6535 (spu_legitimate_address_p): Reimplement.
6536 (store_with_one_insn_p): Return TRUE for any mode with size
6537 larger than 16 bytes.
6538 (address_needs_split): Define.
6539 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
6541 (spu_convert_move): Define.
6542 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
6543 (spu_split_store): Change all MEM's to TImode.
6544 (spu_init_expanders): Preallocate registers that correspond to
6545 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
6547 (spu_split_convert): Define.
6548 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
6549 (_move<mode>, _movdi, _movti): Update predicate and condition.
6550 (load, store): Change to define_split.
6551 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
6553 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
6554 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
6555 define_insn_and_split of lshr<mode>3.
6556 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
6557 (<v>ashr<mode>3_imm): Define.
6558 (extv, extzv, insv): Allow MEM operands.
6559 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
6560 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
6561 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
6562 (_spu_convert2): Change to define_insn_and_split and remove the
6563 corresponding define_peephole2.
6564 (stack_protect_set, stack_protect_test, stack_protect_test_si):
6565 Change predicates to memory_operand.
6567 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6569 * config/arm/thumb2.md: Add 16-bit multiply instructions.
6571 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6573 PR tree-optimization/40219
6574 * tree.c (iterative_hash_expr): Make sure the builtin function is
6575 a normal builtin function and not a front end or back end builtin
6576 before indexing into the built_in_decls array.
6578 2009-05-22 Richard Guenther <rguenther@suse.de>
6581 * alias.c (write_dependence_p): Do not use TBAA for answering
6582 anti-dependence or output-dependence.
6583 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
6584 (emit_pointer_definition): Remove.
6585 (emit_alias_warning): Likewise.
6586 (find_what_var_points_to): Remove TBAA pruning code.
6587 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
6589 (compute_points_to_sets): Remove code computing the set of
6590 dereferenced pointers.
6591 * tree-data-ref.c (dr_may_alias_p): Properly use the split
6592 oracle for querying anti and output dependencies.
6593 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
6594 if TBAA may be applied.
6595 (refs_anti_dependent_p): New function.
6596 (refs_output_dependent_p): Likewise.
6597 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
6598 (refs_output_dependent_p): Likewise.
6599 * doc/tree-ssa.texi (Memory model): New section.
6600 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6601 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6602 * cfgexpand.c (expand_gimple_basic_block): Do not handle
6603 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
6604 * expr.c (expand_expr_real_1): Likewise.
6605 * gimple-low.c (lower_stmt): Likewise.
6606 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
6607 (dump_gimple_cdt): Remove.
6608 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6609 (gimple_size): Likewise.
6610 (walk_gimple_op): Likewise.
6611 (is_gimple_stmt): Likewise.
6612 (walk_stmt_load_store_addr_ops): Likewise.
6613 (gimple_build_cdt): Remove.
6614 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6615 * gimple.h (gimple_cdt_new_type): Remove.
6616 (gimple_cdt_new_type_ptr): Likewise.
6617 (gimple_cdt_set_new_type): Likewise.
6618 (gimple_cdt_location): Likewise.
6619 (gimple_cdt_location_ptr): Likewise.
6620 (gimple_cdt_set_location): Likewise.
6621 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6622 * tree-cfg.c (remove_useless_stmts_1): Do not handle
6623 GIMPLE_CHANGE_DYNAMIC_TYPE.
6624 (verify_types_in_gimple_stmt): Likewise.
6625 * tree-inline.c (estimate_num_insns): Likewise.
6626 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
6627 (copy_decl_to_var): Likewise.
6628 (copy_result_decl_to_var): Likewise.
6629 * tree-pretty-print.c (dump_generic_node): Do not handle
6630 CHANGE_DYNAMIC_TYPE_EXPR.
6631 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6632 * tree-ssa-operands.c (get_expr_operands): Likewise.
6633 * tree-ssa-structalias.c (struct variable_info): Remove
6634 no_tbaa_pruning member.
6635 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
6636 (unify_nodes): Do not copy it.
6637 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6638 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
6639 (set_uids_in_ptset): Do not check it.
6640 (find_what_var_points_to): Likewise.
6641 (compute_tbaa_pruning): Remove.
6642 (compute_points_to_sets): Do not call it.
6643 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6644 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6645 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
6646 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
6647 (DECL_NO_TBAA_P): Likewise.
6648 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
6649 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
6650 (expand_omp_atomic_pipeline): Do not set it.
6651 * print-tree.c (print_node): Do not dump it.
6652 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6655 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
6658 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
6661 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6663 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
6666 2009-05-22 Ben Elliston <bje@au.ibm.com>
6668 * Makefile.in (bversion.h, s-bversion): New targets.
6669 (TOPLEV_H): Add bversion.h.
6670 * toplev.h: Include "bversion.h".
6671 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
6672 the __format__ attribute only if compiling with the same version
6673 of GCC as the sources (the "build version").
6675 2009-05-22 Ben Elliston <bje@au.ibm.com>
6677 * c-format.c (handle_format_attribute): Fix comment typo.
6679 2009-05-21 Steve Ellcey <sje@cup.hp.com>
6682 * config/ia64/ia64.opt (mfused-madd): New.
6683 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
6684 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
6685 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
6686 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
6687 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
6688 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
6689 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
6690 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
6691 instruction if !TARGET_FUSED_MADD.
6692 (fpma, fpms): Remove colon from name.
6694 2009-05-22 Richard Guenther <rguenther@suse.de>
6696 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
6697 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
6698 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
6700 (create_expression_by_pieces): Only convert if necessary.
6701 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
6702 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
6704 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
6706 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
6707 regular pattern from a template and rename it ...
6708 (*extzv_truncsi_exts): ... to this.
6710 2009-05-21 Richard Guenther <rguenther@suse.de>
6712 * cgraph.h (struct cgraph_node): Remove inline_decl member.
6713 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
6714 (cgraph_default_inline_p): Likewise.
6715 (cgraph_decide_inlining_incrementally): Likewise.
6717 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
6718 Uros Bizjak <ubizjak@gmail.com>
6720 * config/i386/cpuid.h (bit_MOVBE): New.
6722 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
6724 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
6725 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
6726 (ix86_handle_option): Handle OPT_mmovbe.
6727 (ix86_target_string): Add -mmovbe.
6728 (pta_flags): Add PTA_MOVBE.
6729 (processor_alias_table): Add PTA_MOVBE to "atom".
6730 (override_options): Handle PTA_MOVBE.
6732 * config/i386/i386.h (TARGET_MOVBE): New.
6734 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
6735 (*bswapsi_movbe): New.
6736 (*bswapdi_movbe): Likewise.
6737 (bswapdi2): Renamed to ...
6739 (bswapdi2): New expander.
6741 * config/i386/i386.opt (mmovbe): New.
6743 * doc/invoke.texi: Document -mmovbe.
6745 2009-05-21 Taras Glek <tglek@mozilla.com>
6747 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
6748 * gcc-plugin.h (plugin_init): Updated signature.
6749 * gcc-plugin.h (plugin_name_args): Moved to this header.
6750 * doc/plugins.texi (plugin_init): Updated documention to reflect
6752 * doc/plugins.texi (plugin_name_args): Added to documention.
6754 2009-05-21 Mark Mitchell <mark@codesourcery.com>
6756 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
6757 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
6759 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
6761 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
6762 JUMP_TABLE_DATA_P predicates where applicable.
6763 * config/i386/predicates.md: Ditto.
6764 * config/i386/sse.md: Ditto.
6766 2009-05-21 Jakub Jelinek <jakub@redhat.com>
6768 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
6769 operand2 -128 override length_immediate attribute to 1.
6770 * config/i386/predicates.md (constm128_operand): New predicate.
6772 * config/i386/i386.c (memory_address_length): Handle %r12
6773 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
6775 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
6776 mode look through optional ZERO_EXTEND and SUBREG.
6777 * config/i386/i386.md (R12_REG): New define_constant.
6778 (prefix_data16): For sse unit set also for MODE_TI insns.
6779 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
6780 insns set if operand 1 is ext_QIreg_operand.
6781 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
6782 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
6784 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
6785 mode from MODE_DI to MODE_SI.
6786 (movdi_1_rex64): Override modrm and length_immediate attributes
6787 only for movabs (TYPE_IMOV, alternative 2).
6788 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
6789 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
6790 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
6791 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
6792 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
6793 prefix_rex attribute if DImode.
6794 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
6795 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
6796 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
6797 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
6798 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
6799 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
6800 Likewise. For TYPE_IMOV clear length_immediate attribute.
6801 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
6802 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
6803 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
6804 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
6805 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
6806 or one operand TYPE_ISHIFT.
6807 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
6808 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
6809 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
6810 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
6811 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
6812 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
6813 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
6814 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
6815 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
6816 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
6817 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
6818 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
6819 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
6820 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
6821 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
6822 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
6823 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
6824 set mode attribute, don't override length attribute.
6825 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
6827 (return_internal_long): Set length attribute to 2 instead of 1.
6828 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
6829 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
6830 prefix_rex attribute.
6831 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
6833 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
6835 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6837 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
6839 2009-05-20 Ian Lance Taylor <iant@google.com>
6841 * tree.c (build_tree_list_vec_stat): New function.
6842 (ctor_to_vec): New function.
6843 (build_nt_call_vec): New function.
6844 (build_call_array): Change args to be a const pointer.
6845 (build_call_vec): New function.
6846 * tree.h (build_nt_call_vec): Declare.
6847 (build_tree_list_vec_stat): Declare.
6848 (build_tree_list_vec): Define.
6849 (build_call_array): Update declaration.
6850 (build_call_vec): Declare.
6851 (ctor_to_vec): Declare.
6852 * c-common.c (tree_vector_cache): New static variable.
6853 (make_tree_vector): New function.
6854 (release_tree_vector): New function.
6855 (make_tree_vector_single): New function.
6856 (make_tree_vector_copy): New function.
6857 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
6858 (make_tree_vector_single, make_tree_vector_copy): Declare.
6859 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
6860 (c_parser_expr_list): Don't manage cache here, instead call
6862 (c_parser_release_expr_list): Remove static function.
6863 (c_parser_vec_to_tree_list): Remove static function.
6864 (c_parser_attributes): Call build_tree_list_vec instead of
6865 c_parser_vec_to_tree_list. Call release_tree_vector instead of
6866 c_parser_release_expr_list.
6867 (c_parser_postfix_expression_after_primary): Likewise.
6868 (c_parser_objc_keywordexpr): Likewise.
6870 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
6872 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
6873 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
6874 TARGET_CONVERT_TO_TYPE.
6875 * hooks.c (hook_tree_const_tree_null): Define.
6876 * hooks.h (hook_tree_const_tree_null): Declare.
6877 * target.h (struct gcc_target): Add invalid_parameter_type,
6878 invalid_return_type, promoted_type, and convert_to_type fields.
6879 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
6880 (TARGET_INVALID_RETURN_TYPE): Define.
6881 (TARGET_PROMOTED_TYPE): Define.
6882 (TARGET_CONVERT_TO_TYPE): Define.
6883 (TARGET_INITIALIZER): Update for new fields.
6884 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
6885 (grokparms): Check targetm.invalid_parameter_type.
6886 * c-typeck.c (default_conversion): Check targetm.promoted_type.
6887 * c-convert.c (convert): Check targetm.convert_to_type.
6889 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
6891 * config/mips/mips.md (*extenddi_truncate<mode>,
6892 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
6894 (*extendhi_truncateqi): New define_insn_and_sptit.
6896 2009-05-20 Jakub Jelinek <jakub@redhat.com>
6899 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
6900 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
6902 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
6904 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
6905 the operand of VIEW_CONVERT_EXPR.
6907 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
6909 * config/i386/driver-i386.c (host_detect_local_cpu): Check
6910 extended family and model for Intel processors. Support Intel Atom.
6912 2009-05-20 Olivier Hainque <hainque@adacore.com>
6914 * gstab.h (stab_code_type): Define, to be used instead of the
6915 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
6917 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
6918 occurrences by stab_code_type.
6919 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
6921 2009-05-20 Martin Jambor <mjambor@suse.cz>
6923 * tree-flow.h (insert_edge_copies_seq): Undeclare.
6924 (sra_insert_before): Likewise.
6925 (sra_insert_after): Likewise.
6926 (sra_init_cache): Likewise.
6927 (sra_type_can_be_decomposed_p): Likewise.
6928 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
6929 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
6930 (sra_insert_before): Likewise.
6931 (sra_insert_after): Likewise.
6932 (sra_init_cache): Likewise.
6933 (insert_edge_copies_seq): Made static and moved upwards.
6935 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
6938 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
6940 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
6941 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
6944 2009-05-20 Richard Guenther <rguenther@suse.de>
6946 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6947 with mismatched comparison modes.
6949 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6951 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
6952 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
6953 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
6954 with shifts for Thumb2.
6955 (orsi_notsi): New for orn.
6956 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
6957 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
6958 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
6959 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
6960 Don't invert remainder for IOR.
6962 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
6964 PR tree-optimization/40087
6965 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
6966 number_of_iterations_ne): Rename never_infinite argument.
6967 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
6968 number_of_iterations_le): Handle pointer-type ivs when
6969 exit_must_be_taken is false.
6970 (number_of_iterations_cond): Do not always assume that
6971 exit_must_be_taken if the control variable is a pointer.
6973 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6975 * c-typeck.c (build_binary_op): Allow % on integal vectors.
6976 * doc/extend.texi (Vector Extension): Document that % is allowed too.
6978 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
6980 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
6981 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
6983 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6986 * c.opt (Wlogical-op): Disabled by default.
6987 * c-opt (c_common_post_options): Do not enable Wlogical-op with
6989 * doc/invoke.texi (Wlogical-op): Likewise.
6991 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
6993 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
6995 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
6996 Propagate the type of the first operand.
6997 <ASSERT_EXPR>: Simplify.
6998 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
6999 Rewrite using the RHS code as discriminant.
7000 <NOP_EXPR>: Turn into CASE_CONVERT.
7001 <PLUS_EXPR>: Propagate the type of the first operand.
7003 2009-05-19 Steve Ellcey <sje@cup.hp.com>
7005 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
7006 (ia64_dconst_0_375): New.
7007 * config/ia64/ia64.c (ia64_override_options): Remove
7008 -minline-sqrt-min-latency warning.
7009 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
7010 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
7011 * config/ia64/ia64.md (*sqrt_approx): Remove.
7012 (sqrtsf2): Remove #if 0.
7013 (sqrtsf2_internal_thr): Rewrite and move to div.md.
7014 (sqrtdf): Remove assert.
7015 (sqrtdf2_internal_thr): Rewrite and move to div.md.
7016 (sqrtxf2): Remove #if 0.
7017 (sqrtxf2_internal_thr): Rewrite and move to div.md.
7018 * div.md (sqrt_approx_rf): New.
7019 (sqrtsf2_internal_thr): New implementation.
7020 (sqrtsf2_internal_lat): New.
7021 (sqrtdf2_internal_thr: New implementation.
7022 (sqrtxf2_internal): New implementation.
7024 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
7025 Hans-Peter Nilsson <hp@axis.com>
7027 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
7028 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
7029 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
7030 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
7031 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
7032 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
7033 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
7034 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
7035 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
7036 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
7037 * c-common.c: ...from here.
7039 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7041 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
7043 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7045 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
7047 2009-05-19 Ben Elliston <bje@au.ibm.com>
7049 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
7050 assignments with memcpy calls.
7051 (add_fdes): Likewise.
7052 (binary_search_unencoded_fdes): Likewise.
7053 (linear_search_fdes): Eliminate type puns.
7055 2009-05-19 Richard Guenther <rguenther@suse.de>
7057 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
7058 not falsely claim to have propagated into all uses.
7060 2009-05-19 Ben Elliston <bje@au.ibm.com>
7062 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
7065 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7067 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
7068 * config/sh/sh.c (sh_legitimate_address_p): Make static.
7069 (TARGET_LEGITIMATE_ADDRESS_P): New.
7070 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7071 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7073 2009-05-18 Dodji Seketeli <dodji@redhat.com>
7076 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
7077 child of the containing namespace's DIE.
7079 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
7081 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
7082 *zero_extendhi_truncqi): Move after the zero_extend patterns.
7083 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
7086 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
7089 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
7090 gen_align with gen_pad.
7091 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
7092 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
7094 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
7095 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
7097 * config/i386/i386.md (align): Renamed to ...
7098 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
7099 ASM_OUTPUT_MAX_SKIP_PAD.
7101 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
7103 * config.gcc: Fix variable syntax.
7106 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
7107 before calling exact_log2.
7108 (output_iorsi3): Likewise.
7109 (output_xorsi3): Likewise.
7111 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7113 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
7114 for the none zero constant operand except for EQ and NE
7115 comprisons even when the first operand is R0.
7117 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
7119 * config/s390/2064.md: Remove trailing whitespaces.
7120 * config/s390/2084.md: Likewise.
7121 * config/s390/constraints.md: Likewise.
7122 * config/s390/fixdfdi.h: Likewise.
7123 * config/s390/libgcc-glibc.ver: Likewise.
7124 * config/s390/s390-modes.def: Likewise.
7125 * config/s390/s390-protos.h: Likewise.
7126 * config/s390/s390.c: Likewise.
7127 * config/s390/s390.h: Likewise.
7128 * config/s390/s390.md: Likewise.
7129 * config/s390/tpf-unwind.h: Likewise.
7131 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7133 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
7135 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7138 * configure.ac (m68k-*-*): Check if binutils support TLS.
7139 * configure: Regenerate.
7140 * config/m68k/predicates.md (symbolic_operand): Extend comment.
7141 * config/m68k/constraints.md (Cu): New constraint.
7142 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
7143 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
7144 (movsi): Handle TLS symbols.
7145 (addsi3_5200): Handle XTLS symbols, indent.
7146 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
7147 (m68k_tls_reference_p): Declare.
7148 (m68k_legitimize_address): Declare.
7149 (m68k_unwrap_symbol): Declare.
7150 * config/m68k/m68k.opt (mxtls): New option.
7151 * config/m68k/m68k.c (ggc.h): Include.
7152 (m68k_output_dwarf_dtprel): Implement hook.
7153 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
7154 (m68k_expand_prologue): Load GOT pointer when function needs it.
7155 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
7156 (m68k_legitimate_constant_address_p): Same.
7157 (m68k_decompose_address): Handle TLS references.
7158 (m68k_get_gp): New static function.
7159 (enum m68k_reloc): New contants.
7160 (TLS_RELOC_P): New macro.
7161 (m68k_wrap_symbol): New static function.
7162 (m68k_unwrap_symbol): New function.
7163 (m68k_final_prescan_insn_1): New static function.
7164 (m68k_final_prescan_insn): New function.
7165 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
7167 (legitimize_pic_address): Handle TLS references..
7168 (m68k_tls_get_addr, m68k_get_tls_get_addr)
7169 (m68k_libcall_value_in_a0_p)
7170 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
7171 (m68k_call_m68k_read_tp): Helper variables and functions for ...
7172 (m68k_legitimize_tls_address): Handle TLS references.
7173 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
7175 (m68k_legitimize_address): Handle TLS symbols.
7176 (m68k_get_reloc_decoration): New static function.
7177 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
7179 (m68k_output_dwarf_dtprel): Implement hook.
7180 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
7181 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
7182 m68k_call_* routines.
7183 (sched_attr_op_type): Handle TLS symbols.
7184 (gt-m68k.h): Include.
7185 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
7186 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
7188 2009-05-18 Martin Jambor <mjambor@suse.cz>
7190 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
7191 (visit_store_addr_for_mod_analysis): New function.
7192 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
7193 (determine_cst_member_ptr): Use gimple_assign_single_p.
7194 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
7195 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
7196 operands. Don't check number of operands of a NOP_EXPR.
7198 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
7200 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
7202 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
7205 * c-common.c (warn_logical_operator): Don't warn if one of
7206 expression isn't always true or false.
7208 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
7210 * config/i386/biarch32.h: New file.
7211 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
7213 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
7215 * config/mips/mips.md (*zero_extend<mode>_trunchi,
7216 *zero_extend<mode>_truncqi): Merge these into ...
7217 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
7218 Name the pattern following this as *zero_extendhi_truncqi.
7220 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
7223 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
7224 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
7225 (output_info): Make field HOST_WIDEST_INT.
7226 (print_statistics): Use HOST_WIDEST_INT_PRINT.
7227 (dump_bitmat_statistics): Same.
7229 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
7231 * config.gcc (use_gcc_stdint): Set to wrap.
7232 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7233 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7234 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7235 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7236 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7237 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7238 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7239 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7241 2009-05-16 Joseph Myers <joseph@codesourcery.com>
7243 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
7245 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
7246 Move definitions earlier.
7247 (OPT_ARCH64, OPT_ARCH32): Define.
7248 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
7251 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7254 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
7257 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7259 * arm.md (movdi2): Copy non-reg values to DImode registers.
7261 2009-05-16 Jakub Jelinek <jakub@redhat.com>
7264 * final.c (label_to_max_skip): New function.
7265 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
7266 CODE_LABEL_NUMBER <= max_labelno.
7267 * output.h (label_to_max_skip): New prototype.
7268 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
7269 (ix86_avoid_jump_mispredicts): ... this. Don't define if
7270 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
7271 Handle CODE_LABELs with >= 16 byte alignment or with
7272 max_skip == (1 << align) - 1.
7273 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
7274 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
7277 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
7278 .p2align 3 if MAX_SKIP is smaller than 7.
7279 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7281 2009-05-15 Ian Lance Taylor <iant@google.com>
7283 * alias.c (struct alias_set_entry_d): Rename from struct
7284 alias_set_entry. Change all uses.
7285 * except.c (struct call_site_record_d): Rename from struct
7286 call_site_record. Change all uses.
7287 * except.h (struct eh_region_d): Rename from struct eh_region.
7289 * gcse.c (struct hash_table_d): Rename from struct hash_table.
7291 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
7292 ivtype_map_elt. Change all uses.
7293 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
7295 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
7296 * graphite.h (struct name_tree_d): Rename from struct name_tree.
7298 (struct sese_d): Rename from struct sese. Change all uses.
7299 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
7300 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
7301 * optabs.h (struct optab_d): Rename from struct optab. Change all
7303 (struct convert_optab_d): Rename from struct convert_optab.
7305 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
7306 ipa_opt_pass. Change all uses.
7307 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
7310 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
7311 defined as a typedef.
7312 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
7315 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7318 * fold-const.c (make_range,build_range_check,merge_ranges): Move
7320 (merge_ranges): Returns bool.
7321 * tree.h (make_range): .. to here.
7322 (build_range_check): Likewise.
7323 (merge_ranges): Likewise. Renamed from merge_ranges.
7324 * c-typeck.c (parser_build_binary_op): Update calls to
7325 warn_logical_operator.
7326 * c-common.c (warn_logical_operator): Add new warning.
7327 * c-common.h (warn_logical_operator): Update declaration.
7329 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7331 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
7333 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7335 * doc/install.texi: Document MPC requirements, flags etc.
7337 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
7338 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
7339 Evaluate constant arguments.
7340 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
7341 (fold_builtin_1): Likewise, also evaluate constant arguments.
7342 Remove superfluous break.
7343 (do_mpc_ckconv): New.
7344 * real.h: Include mpc.h.
7345 * toplev.c (print_version): Output MPC version info if available.
7347 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7349 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
7351 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
7353 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
7356 2009-05-15 Jan Hubicka <jh@suse.cz>
7358 * doc/invoke.texi (max-early-inliner-iterations): New flag.
7359 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
7360 (try_inline): Fix return value.
7361 (cgraph_decide_inlining_incrementally): Honor new value.
7362 (cgraph_early_inlining): Handle indirect inlining.
7363 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
7365 2009-05-15 Jan Hubicka <jh@suse.cz>
7367 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
7368 * cgraphunit.c (cgraph_finalize_function): Set it.
7369 (cgraph_expand_function): Use it.
7371 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7373 * real.c (encode_ieee_half): Define.
7374 (decode_ieee_half): Define.
7375 (ieee_half_format): Define.
7376 (arm_half_format): Define.
7377 * real.h (ieee_half_format): Declare.
7378 (arm_half_format): Declare.
7380 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7382 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
7383 swapped, and reversed optabs exist before trying to use them.
7385 2009-05-15 Paul Brook <paul@codesourcery.com>
7386 Sandra Loosemore <sandra@codesourcery.com>
7388 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
7389 loads. Allow PRE_DEC.
7390 (output_move_neon): Handle PRE_DEC.
7391 (arm_print_operand): Add 'A' for neon structure loads.
7392 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
7393 * config/arm/neon.md (neon_mov): Update comment.
7394 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
7396 (Um): New constraint.
7398 2009-05-15 Jan Hubicka <jh@suse.cz>
7400 Revert the following patch until testsuite fallout is fixed:
7401 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7402 * cgraph.h (struct inline_summary): New filed self_wize,
7403 size_inlining_benefit, self_time and time_inlining_benefit.
7404 (struct cgraph_global_info): Replace insns by time ans size fields.
7405 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7406 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7407 (ipcp_update_callgraph): Do not touch function bodies.
7408 * ipa-inline.c: Include except.h
7409 (MAX_TIME): New constant.
7410 (overall_insns): Remove
7411 (overall_size, max_benefit): New static variables.
7412 (cgraph_estimate_time_after_inlining): New function.
7413 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7414 (cgraph_clone_inlined_nodes): Update size.
7415 (cgraph_mark_inline_edge): Update size.
7416 (cgraph_estimate_growth): Use size info.
7417 (cgraph_check_inline_limits): Check size.
7418 (cgraph_default_inline_p): Likewise.
7419 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7420 (cgraph_decide_recursive_inlining): Check size.
7421 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7423 (cgraph_decide_inlining): Likewise.
7424 (cgraph_decide_inlining_incrementally): Likewise; honor
7425 PARAM_EARLY_INLINING_INSNS.
7426 (likely_eliminated_by_inlining_p): New predicate.
7427 (estimate_function_body_sizes): New function.
7428 (compute_inline_parameters): Use it.
7429 * except.c (must_not_throw_labels): New function.
7430 * except.h (must_not_throw_labels): Declare.
7431 * tree-inline.c (init_inline_once): Kill inlining_weigths
7432 * tree-ssa-structalias.c: Avoid uninitialized warning.
7433 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7434 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7435 (PARAM_INLINE_CALL_COST): Remove.
7436 (PARAM_EARLY_INLINING_INSNS): New.
7438 2009-05-15 Richard Guenther <rguenther@suse.de>
7440 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
7441 not TODO_update_ssa.
7443 2009-05-15 Richard Guenther <rguenther@suse.de>
7445 PR tree-optimization/39999
7446 * gimple.h (gimple_expr_type): Use the expression type looking
7447 through useless conversions.
7448 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
7449 (vn_nary_op_insert_stmt): Likewise.
7450 (simplify_binary_expression): Likewise.
7452 2009-05-15 Richard Guenther <rguenther@suse.de>
7454 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7455 New options, enabled by default.
7456 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7458 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
7459 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
7460 * tree-ssa-structalias.c (gate_tree_pta): New function.
7461 (pass_build_alias): Use it.
7463 2009-05-15 Joseph Myers <joseph@codesourcery.com>
7465 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
7466 recurse on an invariant address if a conversion from a pointer
7467 type to a wider integer type is involved.
7469 2009-05-15 Jan Hubicka <jh@suse.cz>
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.
7507 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
7508 (inline-call-cost): Remove.
7509 (early-inlining-insns): New.
7511 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
7513 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
7515 (print_int_cst_bounds_in_octal_p): Likewise.
7516 (dbxout_type): Adjust calls to above functions. Be prepared to deal
7518 * dwarf2out.c (base_type_die): Likewise.
7519 (is_subrange_type): Delete.
7520 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
7521 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
7522 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
7523 if the destination type is boolean.
7524 (build_range_check): Do not special-case subtypes.
7525 (fold_sign_changed_comparison): Likewise.
7526 (fold_unary): Likewise.
7527 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
7528 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
7529 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
7530 * tree.c (subrange_type_for_debug_p): New predicate based on the
7531 former is_subrange_type.
7532 * tree.h (subrange_type_for_debug_p): Declare.
7533 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
7534 (convert_affine_scev): Remove call to above function.
7535 (chrec_convert_aggressive): Likewise.
7536 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
7537 false for conversions involving subtypes.
7538 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
7539 (vrp_val_min): Likewise.
7540 (needs_overflow_infinity): Likewise.
7541 (extract_range_from_unary_expr): Likewise.
7543 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
7545 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7546 * config/frv/frv.c: Likewise.
7547 * config/s390/s390.c: Likewise.
7548 * config/sparc/sparc.h: Likewise.
7549 * config/i386/i386.h: Likewise.
7550 * config/i386/i386.c: Likewise.
7551 * config/crx/crx.c: Likewise.
7552 * config/m68hc11/m68hc11.h: Likewise.
7553 * config/iq2000/iq2000.c: Likewise.
7554 * config/mn10300/mn10300.h: Likewise.
7555 * config/mn10300/mn10300.c: Likewise.
7556 * config/m68k/m68k.c: Likewise.
7557 * config/rs6000/rs6000.c: Likewise.
7558 * config/rs6000/xcoff.h: Likewise.
7559 * config/rs6000/linux64.h: Likewise.
7560 * config/rs6000/sysv4.h: Likewise.
7561 * config/score/score3.c: Likewise.
7562 * config/score/score7.c: Likewise.
7563 * config/score/score.c: Likewise.
7564 * config/arm/arm.md: Likewise.
7565 * config/mips/mips.c: Likewise.
7566 * config/mips/mips.md: Likewise.
7567 * config/bfin/bfin.h: Likewise.
7568 * config/pa/pa.c: Likewise.
7569 * config/pa/constraints.md: Likewise.
7571 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
7572 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
7573 * config/pdp11/pdp11.h: Use memory_address_p instead.
7575 2009-05-14 Ian Lance Taylor <iant@google.com>
7577 * passes.c (finish_optimization_passes): Change i to int.
7578 * plugin.c (plugins_active_p): Change event to int.
7579 (dump_active_plugins): Likewise.
7580 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
7582 * tree.c (tree_range_check_failed): Change c to unsigned int.
7583 (omp_clause_range_check_failed): Likewise.
7584 (build_common_builtin_nodes): Change mode to int. Add cast.
7585 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
7586 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
7588 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
7589 ++ or -- with a variable of enum type.
7591 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7594 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
7596 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7598 * store-motion.c: Do not include params.h
7599 * Makefile.in: Fix dependencies for various files.
7601 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7603 * auto-inc-dec.c: Fix pass description, remove apparent
7604 accidental duplication.
7606 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
7609 * ipa-utils.h (memory_identifier_string): Moved to ...
7610 * tree.h (memory_identifier_string): Here. Add GTY(()).
7612 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7614 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
7615 in the former documentation of...
7616 (GO_IF_LEGITIMATE_ADDRESS): ... this.
7617 * ira-conflicts.c (get_dup_num): Use address_operand.
7618 * targhooks.c (default_legitimate_address_p): New.
7619 * targhooks.h (default_legitimate_address_p): New.
7620 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
7622 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
7623 * target.h (struct target): Add legitimate_address_p.
7624 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
7625 (TARGET_INITIALIZER): Include it.
7627 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7628 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
7629 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
7630 (TARGET_LEGITIMATE_ADDRESS_P): New.
7632 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7633 (REG_OK_STRICT_P): Delete.
7634 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
7635 (frv_legitimate_address_p_1): ... this.
7636 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
7637 (frv_legitimate_address_p_1): ... the renamed old
7638 frv_legitimate_address_p.
7639 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
7640 (TARGET_LEGITIMATE_ADDRESS_P): New.
7642 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7643 * config/s390/s390-protos.h (legitimate_address_p): Remove.
7644 * config/s390/s390.c (legitimate_address_p): Rename to...
7645 (s390_legitimate_address_p): ... this, make static.
7646 (legitimize_address): Adjust call.
7647 (TARGET_LEGITIMATE_ADDRESS_P): New.
7648 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
7650 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7651 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
7652 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
7653 (TARGET_LEGITIMATE_ADDRESS_P): New.
7655 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7656 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
7657 * config/spu/spu.c (spu_legitimate_address): Rename to...
7658 (spu_legitimate_address_p): ... this, make static.
7659 (TARGET_LEGITIMATE_ADDRESS_P): New.
7661 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7662 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
7663 * config/sparc/sparc.c (legitimate_address_p): Rename to...
7664 (sparc_legitimate_address_p): ... this, make static and return bool.
7665 (legitimize_address): Adjust call.
7666 (TARGET_LEGITIMATE_ADDRESS_P): New.
7668 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7669 * config/i386/i386-protos.h (legitimate_address_p): Remove.
7670 * config/i386/i386.c (legitimate_address_p): Rename to...
7671 (ix86_legitimate_address_p): ... this, make static.
7672 (constant_address_p): Move after it, adjust call.
7673 (TARGET_LEGITIMATE_ADDRESS_P): New.
7675 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7676 * config/avr/avr-protos.h (legitimate_address_p): Remove.
7677 * config/avr/avr.c (legitimate_address_p): Rename to...
7678 (avr_legitimate_address_p): ... this, make static.
7679 (legitimize_address): Adjust call.
7680 (TARGET_LEGITIMATE_ADDRESS_P): New.
7682 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7683 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
7684 * config/crx/crx.c (crx_legitimate_address_p): Make static.
7685 (TARGET_LEGITIMATE_ADDRESS_P): New.
7687 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7688 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
7689 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
7690 (TARGET_LEGITIMATE_ADDRESS_P): New.
7692 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7693 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
7695 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
7697 (TARGET_LEGITIMATE_ADDRESS_P): New.
7699 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7700 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
7702 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
7704 (m68hc11_legitimate_address_p): ... this, make static.
7705 (go_if_legitimate_address_internal): Rename to...
7706 (m68hc11_legitimate_address_p_1): ... this.
7707 (legitimize_address): Adjust call.
7708 (TARGET_LEGITIMATE_ADDRESS_P): New.
7710 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7711 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
7712 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
7713 (TARGET_LEGITIMATE_ADDRESS_P): New.
7715 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7716 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
7717 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
7718 (mn10300_legitimate_address_p): ... this, make static.
7719 (TARGET_LEGITIMATE_ADDRESS_P): New.
7721 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7722 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
7723 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
7724 (TARGET_LEGITIMATE_ADDRESS_P): New.
7726 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7727 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
7728 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
7729 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7730 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
7731 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
7732 (rs6000_legitimate_address_p): ... this, make static.
7733 (TARGET_LEGITIMATE_ADDRESS_P): New.
7734 (REG_MODE_OK_FOR_BASE_P): Delete.
7735 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
7737 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7738 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
7740 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
7741 static, adjust types.
7742 (TARGET_LEGITIMATE_ADDRESS_P): New.
7744 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7745 * config/score/score.c (score_address_p): Rename to...
7746 (score_legitimate_address_p): ... this.
7747 (TARGET_LEGITIMATE_ADDRESS_P): New.
7748 * config/score/score3.c (score3_address_p): Rename to...
7749 (score3_legitimate_address_p): ... this.
7750 * config/score/score7.c (score7_address_p): Rename to...
7751 (score7_legitimate_address_p): ... this.
7753 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
7754 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
7755 GO_IF_LEGITIMATE_ADDRESS): Delete.
7756 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
7757 thumb2_legitimate_address_p): Delete.
7758 (arm_legitimate_address_p): Rename to...
7759 (arm_legitimate_address_outer_p): ... this.
7760 * config/arm/constraints.md ("Uq"): Adjust call.
7761 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
7762 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
7764 (arm_legitimate_address_outer_p): ... this.
7765 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
7767 (TARGET_LEGITIMATE_ADDRESS_P): New.
7769 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7770 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
7771 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
7772 (TARGET_LEGITIMATE_ADDRESS_P): New.
7774 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7775 * config/vax/vax-protos.h (legitimate_address_p): Remove.
7776 * config/vax/vax.c (legitimate_address_p): Rename to...
7777 (vax_legitimate_address_p): ... this, make static.
7778 (TARGET_LEGITIMATE_ADDRESS_P): New.
7780 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7781 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
7782 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
7783 (TARGET_LEGITIMATE_ADDRESS_P): New.
7785 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7786 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
7787 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
7788 (mmix_legitimate_address_p): ... this, make static.
7789 (TARGET_LEGITIMATE_ADDRESS_P): New.
7791 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7792 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
7793 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
7794 (TARGET_LEGITIMATE_ADDRESS_P): New.
7796 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7798 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
7799 of MODE_COMPLEX_INT.
7801 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7803 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
7804 LCT_NORMAL in function call.
7805 * mips-tdump.c (print_file_desc): Add cast to enum type.
7806 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
7807 (mark_stabs): Add casts to enum types.
7808 (parse_stabs_common): Add casts to enum types.
7810 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7812 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
7813 Check for invalid values of LETTER.
7815 2009-05-13 Taras Glek <tglek@mozilla.com>
7817 * attribs.c (register_attribute): moved out attribute registration
7818 into register_attribute.
7819 * doc/plugins.texi: Documented register_attribute and
7821 * gcc-plugin.h: Added forward decl for register_attribute.
7822 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
7823 * plugin.c (register_callback, invoke_plugin_callbacks): Added
7824 PLUGIN_ATTRIBUTES boilerplate.
7826 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
7828 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
7829 values even in sentinel and empty entries.
7830 (ms_printf_flag_specs): Likewise.
7831 (ms_scanf_flag_specs): Likewise.
7832 (ms_strftime_flag_specs): Likewise.
7833 (ms_print_char_table): Likewise.
7834 (ms_scan_char_table): Likewise.
7835 (ms_time_char_table): Likewise.
7837 2009-05-13 Doug Kwan <dougkwan@google.com>
7839 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
7841 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7843 * config/mips/mips.md (store): Add attributes for QI and HI.
7845 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
7846 (truncdi<mode>2): ... this new pattern.
7848 2009-05-13 Brad Hards <bradh@kde.org>
7850 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
7852 2009-05-14 Jakub Jelinek <jakub@redhat.com>
7853 Ben Elliston <bje@au.ibm.com>
7856 * dse.c (check_mem_read_rtx): Guard against width == -1.
7858 2009-05-13 Michael Matz <matz@suse.de>
7861 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
7862 (trivially_conflicts_p): New function.
7863 (insert_backedge_copies): Use it.
7865 2009-05-13 Janis Johnson <janis187@us.ibm.com>
7867 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
7868 (handle_stdc_pragma): Use new enum constant names.
7869 (handle_pragma_float_const_decimal64): Ditto.
7871 2009-05-13 Ian Lance Taylor <iant@google.com>
7873 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
7876 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
7878 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
7879 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
7881 * config/m68k/m68k.h (FL_UCLINUX): Define.
7883 2009-05-13 Jan Hubicka <jh@suse.cz>
7885 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
7887 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7889 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
7890 unless -fschedule-insns is specified.
7892 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7895 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
7896 TARGET_EXPAND_CBRANCHDI4.
7897 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
7898 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
7899 (cmpeqdi): Fix comment.
7901 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7903 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
7904 (sh_legitimate_address_p): Likewise.
7905 * config/sh/sh.c (sh_legitimate_index_p): New.
7906 (sh_legitimate_address_p): Likewise.
7907 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
7908 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
7909 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
7910 (MAYBE_BASE_REGISTER_RTX_P): New macro.
7911 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
7912 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
7913 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
7914 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
7915 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
7917 2009-05-12 Jan Hubicka <jh@suse.cz>
7919 * tree-inline.c (estimate_operator_cost): Add operands;
7920 when division happens by constant, it is cheap.
7921 (estimate_num_insns): Loads and stores are not having cost of 0;
7922 EH magic stuff is cheap; when computing runtime cost of switch,
7923 use log2 base of amount of its cases; builtin_expect has cost of 0;
7924 compute cost for moving return value of call.
7925 (init_inline_once): Initialize time_based flags.
7926 * tree-inline.h (eni_weights_d): Add time_based flag.
7928 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7930 * df-core.c: Update head documentation.
7932 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7935 * rs6000.c (rs6000_generate_compare): Use op1b instead of
7936 shadowing exisiting variable op1.
7938 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
7941 * config/i386/driver-i386.c (processor_signatures): New enum.
7942 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
7943 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
7944 processor signature to detect geode processor.
7946 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7950 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7952 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7953 causes spurious differences between trunk and cond-optab branch.
7955 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7957 * dojump.c (compare_from_rtx): Delete.
7958 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
7959 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
7960 if the comparison does not satisfy the predicate; test predicates for
7961 operands 2 and 3 of a cstore pattern. Don't try cstore optab
7962 further if one existing pattern fails.
7963 * expr.h (compare_from_rtx): Delete.
7964 (prepare_operand): Declare it.
7965 * optabs.c: Change "lib call" to "libcall" throughout.
7966 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
7967 HAVE_conditional_trap, emit_cmp_insn): Delete.
7968 (can_compare_p): Delete cmp_optab case.
7969 (prepare_float_lib_cmp): Return an rtx and a machine mode.
7970 Accept other parameters by value.
7971 (prepare_operand): Make non-static.
7972 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
7973 other parameters by value. Try to widen operands here based on
7974 an optab_methods argument and looking at cbranch_optab.
7975 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
7976 loop. Use cbranch_optab directly.
7977 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
7978 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
7980 (emit_conditional_move, emit_conditional_add): Inline what's needed
7981 of compare_from_rtx, using new prepare_cmp_insn for the rest.
7982 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
7983 with COMPARE. Move cmov_optab and cstore_optab above
7984 with cbranch_optab, move cmp_optab down with ucmp_optab,
7985 remove tst_otpab. Do not initialize trap_rtx.
7986 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
7987 for trap code. Do not check HAVE_conditional_trap. Use
7988 prepare_cmp_insn. Accept no predicate for operand 3.
7989 * optabs.h (OTI_cmp): Mark as used only for libcalls.
7990 (OTI_ctrap, ctrap_optab): New.
7991 (tst_optab): Delete.
7992 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
7993 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
7994 with lookup of ctrap_optab.
7995 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
7999 * combine.c (combine_simplify_rtx, simplify_set): Do not
8000 special case comparing against zero for cc0 machines.
8001 * simplify-rtx.c (simplify_binary_operation_1): Never remove
8002 COMPARE on cc0 machines.
8003 (simplify_relational_operation): Return a new expression when
8004 a COMPARE could be removed.
8005 * final.c (final_scan_insn): Compare cc_status values
8006 against LHS of a (compare FOO (const_int 0)) cc0 source.
8007 Also check if cc_status.value is the full compare.
8009 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
8010 (cstoreMM4): Document.
8011 (conditional_trap): Document ctrapMM4 instead.
8012 (sync_compare_and_swapMM): Refer to cbranchcc4.
8013 (Dependent Patterns): Eliminate obsolete information referring to
8014 the old jump optimization phase.
8015 (Canonicalization): Include cbranchcc4 case, omit canonicalization
8016 of compares with 0 on cc0 machines.
8017 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
8018 avoiding references to cc0. Remove text about storing operands
8020 * doc/tm.texi (Condition Codes): Include blurb on different
8021 condition code representations, separate into subsections for
8022 CC0, MODE_CC and conditional execution.
8024 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
8025 alpha_emit_setcc): Accept operands and a machine mode.
8026 * config/alpha/alpha.c (alpha_emit_conditional_branch):
8027 Get code/op0/op1 from operands, use machine mode argument
8028 instead of alpha_compare.fp_p. Emit the branch here.
8029 (alpha_emit_setcc): Likewise, and return boolean.
8030 (alpha_emit_conditional_move): Likewise. Assert that
8031 cmp_op_mode == cmp_mode, and simplify accordingly.
8032 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
8033 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
8034 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
8036 (stack probe test): Use cbranchdi4.
8037 * config/alpha/predicates.md (alpha_cbranch_operator): New.
8039 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
8040 * config/arc/arc.h (movsicc, movsfcc): Use it.
8041 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
8042 (cbranchsi4, cstoresi4): New.
8043 (cmpsi, bCC and sCC expanders): Remove.
8045 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
8046 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
8047 * config/arm/predicates.md (arm_comparison_operator): Only include
8048 floating-point operators if there is a hardware floating-point unit.
8049 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
8050 deferring to cbranch_cc and cstore_cc respectively.
8051 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
8052 cbranch_cc, cstore_cc): New.
8053 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
8055 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
8057 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
8058 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
8060 (adjust_insn_length): Adjust calls.
8061 (avr_reorg): Handle (compare (foo) (const_int 0)).
8062 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
8063 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
8064 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
8065 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
8067 (cbranchqi4, cbranchhi4, cbranchsi4): New.
8068 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
8070 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
8071 (cbranchsi4, cstorebi4, cstoresi4): New.
8072 (movbisi): This insn is duplicate, split it to zero_extend.
8073 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
8074 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
8075 (bfin_optimize_loop): Use cbranch expander.
8076 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
8077 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
8078 (bfin_bimode_comparison_operator): ... this.
8079 (bfin_direct_comparison_operator): New.
8081 * config/cris/cris.c (cris_normal_notice_update_cc): Look
8082 inside (compare FOO (const_int 0)).
8083 (cris_rtx_costs): Handle ZERO_EXTRACT.
8084 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
8085 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
8086 (*tstdi_v32): Delete.
8087 (*cmpdi_non_v32): Add M alternative for operand 1.
8088 (cmpsi, cmp<mode>): Make private.
8089 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
8091 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
8093 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
8094 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
8095 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
8096 (cc_reg_operand): New.
8098 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
8099 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
8100 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
8101 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
8102 crx_expand_scond): Delete.
8104 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
8106 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
8107 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
8109 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
8110 cstoresi4, cstoresf4, cstoredf4): New.
8111 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
8112 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8113 Receive the entire operands array.
8114 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
8115 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
8116 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8117 Get test/op0/op1 from the operands array.
8118 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
8120 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
8121 (h8300_expand_store): New.
8122 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
8124 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
8125 (h8300_expand_store): New.
8126 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
8127 or do not try to produce (set (cc0) REG).
8128 (peepholes): Wrap arguments with COMPARE. Add a peephole to
8129 change a compare into a move to a scratch register. Disable some
8130 peepholes when comparing with zero.
8131 (tstsi, tsthi, tstsi, cmpqi): Make private.
8134 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
8137 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
8138 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
8139 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
8140 (ix86_emit_i387_log1p): Use cbranchxf2.
8141 (ix86_expand_setcc): Return void.
8142 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
8143 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
8144 cmp<MODEF>, cmpcc): Remove.
8145 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
8146 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
8147 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
8148 (sCC and bCC expanders): Remove.
8149 (stack_protect_test): Use cbranchcc4.
8151 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
8153 (ia64_expand_compare): Accept three rtx by reference and return void.
8154 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
8155 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
8156 from *expr. Update *expr with the BImode comparison to do.
8157 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
8158 cmptf, bCC, sCC, conditional_trap): Delete.
8159 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
8160 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
8161 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
8162 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
8163 * config/ia64/predicates.md (ia64_cbranch_operator): New.
8165 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
8166 type of last argument.
8167 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
8168 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
8169 use machine mode argument instead of branch_type. Remove dead
8170 code for floating-point comparisons.
8171 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
8172 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
8174 (cbranchsi4, cstoresi4): New.
8175 * config/iq2000/predicates.md (reg_or_const_operand): New.
8177 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
8178 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
8179 (b<code>_op): Rewrite to...
8180 (bcc_op): ... this, using match_operator.
8181 (s<code>_op): Rewrite to...
8182 (scc_op): ... this, using match_operator.
8183 (s<code>_24_op): Rewrite to...
8184 (scc_op_24): ... this, using match_operator.
8185 (s<code>_<mode>): Rewrite to...
8186 (cstore<mode>4): ... this, using match_operator.
8187 (s<code>_<mode>_24): Rewrite to...
8188 (cstore<mode>4_24): ... this, using match_operator.
8189 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
8190 m32c_unpend_compare, m32c_expand_scc): Delete.
8191 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
8192 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
8193 (m32c_expand_movcc): Change NE to EQ if necessary.
8194 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
8196 * config/m32r/m32r-protos.h (gen_cond_store): New.
8197 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
8198 (gen_cond_store): New, from sCC patterns.
8199 (m32r_expand_block_move): Use cbranchsi4.
8200 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
8201 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
8202 (cbranchsi4, cstoresi4): New.
8204 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
8206 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
8207 (m68hc11_notice_update_cc): Look into a compare with 0.
8208 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
8210 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
8211 cmphi, cmpqi, bCC): Delete.
8212 (cbranchsi4, cbranchhi4, cbranchqi4): New.
8213 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
8214 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
8217 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
8218 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
8219 * config/m68k/constraints.md (H): New.
8220 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
8221 the define_insn below.
8222 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
8223 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
8224 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
8225 patterns): Wrap RHS with COMPARE.
8226 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
8227 (*cmpdi_internal): Name this pattern.
8228 (cmpdi): Change to define_insn.
8229 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
8230 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
8231 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
8233 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
8234 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
8235 (conditional_trap): Change to...
8236 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
8237 (*conditional_trap): Use the ordered_comparison_operator and
8238 const1_operand predicates.
8239 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
8240 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
8241 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
8242 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
8244 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
8245 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
8246 (mcore_gen_compare): New.
8247 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
8248 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
8249 (mcore_gen_compare): ... this.
8250 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
8251 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
8252 (stack probe pattern): Use cbranchsi4.
8254 * config/mips/predicates.md (mips_cstore_operator): New.
8255 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
8256 * config/mips/mips.md (any_cond): Delete.
8257 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
8259 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
8260 fixuns_truncsfdi2): Use cbranch patterns.
8261 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
8262 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
8263 Adjust call to mips_expand_conditional_branch.
8264 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
8266 * config/mips/mips-protos.h (mips_expand_conditional_branch,
8267 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
8268 * config/mips/mips.c (cmp_operands): Delete.
8269 (mips_emit_compare): Get comparison operands from *op0/*op1.
8270 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
8271 that it succeeds. Use op0/op1 instead of cmp_operands.
8272 (mips_expand_conditional_branch, mips_expand_conditional_move,
8273 mips_expand_conditional_trap): Likewise.
8274 (mips_block_move_loop): Use cbranch patterns.
8275 * config/mips/mips.h (cmp_operands): Delete.
8277 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
8278 (mmix_gen_compare_reg): Just return a register in the right CC mode.
8279 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
8280 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
8281 (*cmpcc_folded): Rename to...
8282 (*cmpdi_folded): this.
8283 (*cmpcc): Rename to...
8285 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
8288 (cbranchdf4): New. Handle invalid comparisons here.
8289 * config/mmix/predicates.md (float_comparison_operator): New.
8291 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
8292 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
8293 * config/mn10300/mn10300.md (tst): Delete.
8294 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
8295 Name these patterns and wrap RHS in a compare.
8296 (*cmpsi): Make this pattern private. Include tst.
8297 (*cmpsf): Make this pattern private.
8298 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
8299 (compare with zero peepholes): Likewise.
8301 (cbranchsi4, cbranchsf4): New.
8302 (casesi): Use cbranchsi4.
8304 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
8305 hppa_branch_type): Delete.
8306 (return_addr_rtx): Use cbranchsi4.
8307 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
8308 Emit CCFPmode comparison here.
8309 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
8310 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
8311 hppa_branch_type): Delete.
8312 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
8313 (movsicc, movdicc): Remove references to hppa_compare_op0,
8314 hppa_compare_op1 and compare_from_rtx.
8315 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
8316 (casesi): Use cbranchsi4.
8318 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
8319 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
8320 * config/pdp11/pdp11.md (register_or_const0_operand): New.
8321 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
8322 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
8324 (cbranchdf4, cbranchhi4, cbranchqi4): New.
8325 (*branch, *branch_inverted): New.
8327 * config/picochip/picochip.md (cbranchhi4): Use
8328 ordered_comparison_operator.
8329 (cmphi, bCC): Remove.
8331 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
8332 (trap_comparison_operator): Delete.
8333 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
8334 rs6000_emit_cbranch): Accept mode and operands.
8335 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
8336 rs6000_compare_fp_p): Delete.
8337 (rs6000_generate_compare): Accept mode and comparison. Extract code
8338 and op0/op1 from there. Replace references to rs6000_compare_op0
8339 and rs6000_compare_op1.
8340 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
8341 extract result from passed operands.
8342 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
8343 extract loc from passed operands.
8344 (rs6000_emit_cmove): Likewise.
8345 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
8346 rs6000_compare_fp_p): Delete.
8347 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
8348 (cbranch<GPR>4, cbranch<FP>4): New.
8349 (cstore<mode>4): New. Consolidate here all choices about when to use
8350 portable or specialized sCC sequences.
8351 (stack_protect_test): Use cbranchsi4.
8352 (conditional_trap): Replace with ctrap<GPR>4.
8353 (conditional trap insn): Replace trap_comparison_operator with
8354 ordered_comparison_operator.
8356 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
8357 (s390_emit_prologue): Use ctrap.
8358 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
8359 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
8360 New predicates replacing...
8361 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
8362 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
8363 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
8364 (add<mode>cc): Do not use s390_compare_op0/op1.
8365 (s<code>): Change to...
8366 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
8368 (cstorecc4): ... this. Handle EQ or NE equally.
8369 (*sne): Un-privatize for use in cstorecc4.
8370 (b<code>): Change to...
8371 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
8372 (conditional_trap): Replace with...
8373 (ctrap<GPR>4, ctrap<FP>4): ... these.
8374 (stack_protect): Use cbranchcc4.
8376 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
8377 * config/score/score-protos.h (score_gen_cmp): Delete.
8378 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
8379 (score_block_move-loop): Use cbranchsi4.
8380 * config/score/score.md (cbranchsi4): New.
8381 (cmpsi, bCC): Delete.
8382 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
8383 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8384 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
8385 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8386 * config/score/score3.h (score3_gen_cmp): Delete.
8387 * config/score/score7.h (score7_gen_cmp): Delete.
8389 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
8390 (sh_emit_scc_to_t): ... this. Return void.
8391 (from_compare): Rename to...
8392 (sh_emit_compare_and_branch): ... this.
8393 (sh_emit_compare_and_set): New.
8394 (sh_expand_t_scc): Accept operands.
8395 * config/sh/predicates.md (sh_float_comparison_operator): New.
8396 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
8397 (prepare_scc_operands): Rename to...
8398 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
8400 (sh_emit_cheap_store_flag): New.
8401 (sh_emit_set_t_insn): New.
8402 (from_compare): Rename to...
8403 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
8404 handling of TARGET_SH2E floating point to avoid recursive call.
8405 Generate branch here.
8406 (sh_emit_compare_and_set): New.
8407 (sh_expand_t_scc): Get op0/op1 from arguments.
8408 (sh_emit_cheap_store_flag): New.
8409 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
8411 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
8412 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
8413 (movsicc, movdicc): Do nothing when it recreated operands from
8414 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
8415 prepare_scc_operands (now sh_emit_scc_to_t).
8416 (udivdi3): Use cstoresi4.
8417 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
8418 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
8419 (cbranchint4_media, cbranchfp4_media): New.
8420 (casesi): Use cbranchdi4.
8421 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
8423 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
8424 (movnegt): Remove second operand.
8425 (cbranchsf4, cbranchdf4): New.
8426 (stack_protect): Use cbranchdi4/cbranchsi4.
8428 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
8429 (gen_compare_reg): Accept comparison, extract part of it to...
8430 (gen_compare_reg_1): ... this.
8431 (gen_compare_operator): Delete.
8432 (gen_v9_scc): Accept separate destination, comparison code and arms.
8433 Do not use sparc_compare_op0/sparc_compare_op1.
8434 (emit_scc_insn, emit_conditional_branch_insn): New.
8435 (emit_v9_brxx): Make static. Remove useless assertion.
8436 (sparc_emit_float_lib_cmp): Return RTL instead of calling
8438 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
8439 * config/sparc/sparc-protos.h (gen_compare_reg,
8440 sparc_emit_float_lib_cmp): Adjust prototype.
8441 (emit_scc_insn, emit_conditional_branch_insn): New.
8442 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
8443 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
8444 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
8445 iterators to the top.
8446 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
8447 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
8448 snedi_special_trunc): Delete.
8449 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
8450 and snedi_special_trunc.
8451 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
8452 cbranchdi4, cbranch<F:mode>4): New.
8453 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
8454 here. Use gen_compare_reg instead of gen_compare_operator.
8455 (conditional_trap): Replace with...
8456 (ctrapsi4, ctrapdi4): ... this.
8457 (stack_protect_test): Use cbranchcc4.
8459 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
8461 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
8462 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
8463 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
8464 from operands[0] or operands[3] depending on is_set.
8465 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
8466 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
8467 cmpdf, bCC), sCC: Remove.
8468 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
8469 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
8471 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
8472 spu_emit_branch_or_set.
8474 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
8476 * config/stormy16/stormy16.h (xstormy16_compare_op0,
8477 xstormy16_compare_op1): Delete.
8478 * config/stormy16/stormy16.c (xstormy16_compare_op0,
8479 xstormy16_compare_op1): Delete.
8480 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
8482 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
8483 (cmphi, cmpsi, bCC): Remove.
8485 * config/v850/v850.md (tstsi, cmpsi): Fold into...
8486 (*cmpsi): ... this one.
8487 (cbranchsi4, cstoresi4): New.
8488 (bCC expanders): Delete.
8489 (sCC insns): Fold into...
8490 (*setcc): ... this one.
8491 (casesi): Do not use gen_cmpsi and gen_bgtu.
8492 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
8493 (movsicc): Simplify.
8494 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
8496 * config/vax/vax-protos.h (cond_name): New.
8497 (vax_output_conditional_branch): Remove.
8498 * config/vax/vax.c (cond_name): New.
8499 (vax_output_conditional_branch): Remove.
8500 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
8501 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
8502 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
8503 (bit<VAXint>): Wrap source with (compare).
8504 (b<code> and following unnamed pattern): Rename to *branch and
8505 *branch_reversed. Change macroization to match_operator.
8506 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
8508 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
8509 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
8510 Change last argument to machine_mode.
8511 (xtensa_expand_scc): Add machine_mode argument.
8512 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
8513 (gen_conditional_move, xtensa_expand_conditional_branch,
8514 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
8515 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
8516 Adjust operand numbers.
8517 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
8519 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
8520 (cmpsi, cmpsf, b<code>, s<code>): Delete.
8521 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
8523 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8525 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8526 causes spurious differences between trunk and cond-optab branch.
8528 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8531 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
8533 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8535 * tree.c (iterative_hash_pointer): Delete.
8536 (iterative_hash_expr): Short-circuit handling of NULL pointer.
8537 Hash UIDs and versions of SSA names. Don't special-case built-in
8538 function declarations.
8540 2009-05-11 Ian Lance Taylor <iant@google.com>
8543 * graphite.c: Force -Wc++-compat to only be a warning before
8544 #including "cloog/cloog.h".
8546 2009-05-11 Martin Jambor <mjambor@suse.cz>
8548 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
8550 2009-05-11 Jan Hubicka <jh@suse.cz>
8552 * tree-ssa-loop-ivcanon.c: Include target.h
8553 (struct loop_size): new structure.
8554 (constant_after_peeling): New predicate.
8555 (tree_estimate_loop_size): New function.
8556 (estimated_unrolled_size): Rewrite for new estimates.
8557 (try_unroll_loop_completely): Use new estimates.
8558 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
8560 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8562 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
8563 libcpp interface change.
8564 (spu_macro_to_expand): Likewise.
8566 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
8568 PR tree-optimization/40026
8569 * gimplify.c (gimplify_init_constructor): Change initial conditional
8570 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
8571 optimize_compound_literals_in_ctor.
8573 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
8575 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
8577 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
8579 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
8581 * tree-vect-data-refs.c (vect_analyze_group_access): Use
8582 HOST_WIDE_INT for gap.
8584 2009-05-11 Ira Rosen <irar@il.ibm.com>
8586 PR tree-optimization/40074
8587 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
8588 account in group size and step comparison.
8590 2009-05-11 Richard Guenther <rguenther@suse.de>
8592 * passes.c (init_optimization_passes): Strip now incorrect comment.
8593 (execute_function_todo): Do not set PROP_alias.
8594 * tree-pass.h (PROP_alias): Remove.
8595 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
8596 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
8597 * tree-nrv.c (pass_return_slot): Likewise.
8598 * tree-object-size.c (pass_object_sizes): Likewise.
8599 * tree-ssa-dom.c (pass_dominator): Likewise.
8600 (pass_phi_only_cprop): Likewise.
8601 * tree-ssa-dse.c (pass_dse): Likewise.
8602 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
8603 (pass_cselim): Likewise.
8604 * tree-ssa-pre.c (pass_pre): Likewise.
8605 (pass_fre): Likewise.
8606 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
8607 * tree-ssa-sink.c (pass_sink_code): Likewise.
8608 * tree-stdarg.c (pass_stdarg): Likewise.
8609 * tree-tailcall.c (pass_tail_calls): Likewise.
8610 * tree-vrp.c (pass_vrp): Likewise.
8612 2009-05-10 Ian Lance Taylor <iant@google.com>
8614 * basic-block.h (enum profile_status): Break out of struct
8616 * cgraph.h (struct inline_summary): Break out of struct
8618 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
8619 of struct cgraph_order_sort.
8620 * combine.c (enum undo_kind): New enum, broken out of struct undo.
8621 * cse.c (struct branch_path): Break out of struct
8622 cse_basic_block_data.
8623 * except.h (enum eh_region_type): Break out of struct eh_region.
8624 * gcc.c (enum add_del): Break out of struct modify_target.
8625 * genrecog.c (enum decision_type): Break out of struct decision_test.
8626 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
8628 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
8629 * regmove.c (enum match_use): New enum, broken out of struct match.
8630 * sched-int.h (enum post_call_group): New enum, broken out of
8632 (struct deps_reg): Break out of struct deps.
8633 * target.h (struct asm_int_op): Break out of struct gcc_target.
8634 * tree-eh.c (struct goto_queue_node): Break out of struct
8636 * tree-inline.h (enum copy_body_cge_which): Break out of
8638 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
8640 * c-decl.c (in_struct, struct_types): New static variables.
8641 (pushtag): Add loc parameter. Change all callers.
8642 (lookup_tag): Add ploc parameter. Change all callers.
8643 (check_compound_literal_type): New function.
8644 (parser_xref_tag): Add loc parameter. Change all callers. If
8645 -Wc++-compat, warn about struct/union/enum types defined within a
8647 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
8648 and loc parameters. Change all callers. Change error calls to
8649 error_at, using loc. For a redefinition, if the location of the
8650 original definition is known, report it. Set in_struct and
8651 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
8652 (finish_struct): Add new parameters enclosing_in_struct and
8653 enclosing_struct_types. Change all callers. Set
8654 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
8655 in the struct. If in a struct, add this struct to struct_types.
8656 (start_enum): Add loc parameter. Change all callers. Use
8657 error_at for errors, using loc. For a redefinition, if the
8658 location of the original definition is known, report it. If in a
8659 struct, add this enum type to struct_types. If -Wc++-compat warn
8660 if in sizeof, typeof, or alignof.
8661 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
8662 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
8663 (c_parser_enum_specifier): Get enum location for start_enum.
8664 (c_parser_struct_or_union_specifier): Get struct location for
8665 start_struct. Save in_struct and struct_types status between
8666 start_struct and finish_struct.
8667 (c_parser_cast_expression): Get location of cast.
8668 (c_parser_alignof_expression): Get location of type.
8669 (c_parser_postfix_expression): Likewise.
8670 (c_parser_postfix_expression_after_paren_type): Add type_loc
8671 parameter. Change all callers. Call check_compound_literal_type.
8672 Use type_loc for error about variable size type.
8673 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
8674 of an enum constant from an enum type defined in a struct or union.
8675 (c_cast_expr): Add loc parameter. Change all callers. If
8676 -Wc++-compat, warn about defining a type in a cast.
8677 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
8678 (start_enum, start_struct, finish_struct): Update declarations.
8679 (parser_xref_tag, c_cast_expr): Update declarations.
8680 (check_compound_literal_type): Declare.
8682 2009-05-11 Ben Elliston <bje@au.ibm.com>
8684 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
8685 for recent libcpp interface change.
8686 (rs6000_macro_to_expand): Likewise.
8688 2009-05-10 Michael Matz <matz@suse.de>
8691 * config/arm/arm.c (require_pic_register): Emit on entry edge,
8692 not at entry of function.
8694 2009-05-10 Richard Guenther <rguenther@suse.de>
8696 PR tree-optimization/40081
8698 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8699 using the main variant of the element type. Do not fiddle with
8700 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8702 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
8703 structs with volatile fields.
8705 2009-05-10 Jan Hubicka <jh@suse.cz>
8707 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
8708 (estimate_move_cost): Assert that it does not get called for
8710 (estimate_num_insns): Skip VOID types in argument handling.
8711 (optimize_inline_calls): Delete unreachable blocks and verify that
8714 2009-05-10 Jan Hubicka <jh@suse.cz>
8716 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
8717 * cgraph.c (cgraph_mark_address_taken_node): New function.
8718 (dump_cgraph_node): Dump new flag.
8719 * cgraph.h (struct cgraph_node): Add address_taken.
8720 (cgraph_mark_address_taken_node): New function.
8721 * ipa.c (cgraph_postorder): Prioritize functions with address taken
8722 since new direct calls can be born.
8724 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8726 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
8729 2009-05-10 Jan Hubicka <jh@suse.cz>
8732 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
8734 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
8735 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
8736 * tree-inline.c (copy_bb): Set frequency correctly.
8737 (fold_marked_statements): Update call to
8738 cgraph_update_edges_for_call_stmt.
8740 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8742 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
8743 identifiers in diagnostics.
8744 * config/arm/arm.c (arm_handle_fndecl_attribute,
8745 arm_handle_isr_attribute): Likewise.
8746 * config/avr/avr.c (avr_handle_progmem_attribute,
8747 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
8748 * config/bfin/bfin.c (handle_int_attribute,
8749 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
8750 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
8751 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
8753 * config/darwin.c (darwin_handle_kext_attribute,
8754 darwin_handle_weak_import_attribute): Likewise.
8755 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
8756 h8300_handle_eightbit_data_attribute,
8757 h8300_handle_tiny_data_attribute): Likewise.
8758 * config/i386/i386.c (ix86_handle_cconv_attribute,
8759 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
8760 * config/i386/winnt.c (ix86_handle_shared_attribute,
8761 ix86_handle_selectany_attribute): Likewise.
8762 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
8763 * config/m32c/m32c.c (function_vector_handler): Likewise.
8764 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
8765 m68hc11_handle_fntype_attribute): Likewise.
8766 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
8767 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
8768 * config/mips/mips.c (mips_insert_attributes,
8769 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
8770 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
8771 rs6000_handle_struct_attribute): Likewise.
8772 * config/sh/sh.c (sh_insert_attributes,
8773 sh_handle_resbank_handler_attribute,
8774 sh_handle_interrupt_handler_attribute,
8775 sh2a_handle_function_vector_handler_attribute,
8776 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
8778 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
8779 * config/spu/spu.c (spu_handle_fndecl_attribute,
8780 spu_handle_vector_attribute): Likewise.
8781 * config/stormy16/stormy16.c
8782 (xstormy16_handle_interrupt_attribute): Likewise.
8783 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
8784 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
8786 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8788 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
8789 (pp_translate_identifiers): New.
8790 (pp_identifier): Only conditionally translate identifier to locale
8792 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
8793 (pp_base_tree_identifier): Only conditionally translate identifier
8794 to locale character set.
8795 * c-pretty-print.c (M_): Define.
8796 (pp_c_type_specifier, pp_c_primary_expression): Mark English
8797 fragments for conditional translation with M_.
8798 * tree-pretty-print.c (maybe_init_pretty_print): Disable
8799 identifier translation.
8801 2009-05-10 Richard Guenther <rguenther@suse.de>
8803 PR tree-optimization/40081
8804 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8805 using the main variant of the element type. Do not fiddle with
8806 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8808 2009-05-09 Jan Hubicka <jh@suse.cz>
8811 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
8812 indirect calls; verify cgraph afterwards.
8814 2009-05-09 Jan Hubicka <jh@suse.cz>
8817 * ipa.c (update_inlined_to_pointer): New function.
8818 (cgraph_remove_unreachable_nodes): Use it.
8820 2009-05-09 Jan Hubicka <jh@suse.cz>
8822 * tree-eh.c (struct leh_state): Remove prev_try.
8823 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
8825 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
8826 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
8827 remove_eh_handler_and_replace, foreach_reachable_handler,
8828 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
8829 * except.h (struct eh_region): Remove eh_region_u_cleanup.
8830 (gen_eh_region_cleanup): Update prototype.
8832 2009-05-09 Jan Hubicka <jh@suse.cz>
8835 * except.c (copy_eh_region): Always set prev_try.
8836 (redirect_eh_edge_to_label): Find outer try.
8837 (foreach_reachable_handler): When looking for prev try
8838 handle case where previous try is not going to be taken.
8840 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8842 PR tree-optimization/40049
8843 * tree-vect-stmts.c (vectorizable_operation): If the machine has
8844 only vector/vector shifts, convert the type of the constant to the
8845 appropriate type to avoid building incorrect trees, which
8846 eventually have problems with garbage collection.
8848 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8850 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
8851 -1 for complex floating-point types if honoring signed zeros.
8853 2009-05-08 Jan Hubicka <jh@suse.cz>
8855 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
8856 argument; handle correctly when profile is absent.
8857 (build_cgraph_edges): Update.
8858 (rebuild_cgraph_edges): Update.
8859 * cgraph.c: Do not include varray.h.
8860 (cgraph_set_call_stmt_including_clones): New function.
8861 (cgraph_create_edge_including_clones): Likewise
8862 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
8863 (cgraph_update_edges_for_call_stmt): Handle clones.
8864 (cgraph_remove_node): Handle clone tree.
8865 (cgraph_remove_node_and_inline_clones): New function.
8866 (dump_cgraph_node): Dump clone tree.
8867 (cgraph_clone_node): Handle clone tree.
8868 (clone_function_name): Bring here from tree-inline.c.
8869 (cgraph_create_virtual_clone): New function.
8870 * cgraph.h (ipa_replace_map): Move here from ipa.h.
8871 (cgraph_clone_info): New function.
8872 (strut cgraph_node): Add clone_info and new clone tree pointers.
8873 (cgraph_remove_node_and_inline_clones,
8874 cgraph_set_call_stmt_including_clones,
8875 cgraph_create_edge_including_clones,
8876 cgraph_create_virtual_clone): Declare.
8877 (cgraph_function_versioning): Use VEC argument.
8878 (compute_call_stmt_bb_frequency): Update prototype.
8879 (cgraph_materialize_all_clones): New function.
8880 * ipa-cp.c (ipcp_update_cloned_node): Remove.
8881 (ipcp_create_replace_map): Update to VECtors.
8882 (ipcp_update_callgraph): Use virtual clones.
8883 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
8884 (ipcp_update_profiling): Do not update local profiling.
8885 (ipcp_insert_stage): Use VECtors and virtual clones.
8886 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
8887 (clone_of_p): New function.
8888 (cgraph_preserve_function_body_p): Use clone tree.
8889 (cgraph_optimize): Materialize clones.
8890 (cgraph_function_versioning): Update for VECtors.
8891 (save_inline_function_body): Use clone tree.
8892 (cgraph_materialize_clone): New function.
8893 (cgraph_materialize_all_clones): Likewise.
8894 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
8895 * ipa.c: Include gimple.h.
8896 (cgraph_remove_unreachable_nodes): Use clone tree.
8897 * ipa-prop.c (ipa_note_param_call): Update call to
8898 compute_call_stmt_bb_frequencycall.
8899 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
8900 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
8901 (copy_bb): Handle updating of clone tree; add new edge when new call
8903 (expand_call_inline): Be strict about every call having edge.
8904 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
8905 (delete_unreachable_blocks_update_callgraph): New function.
8906 (tree_function_versioning): Use VECtors; always remove unreachable
8907 blocks and fold conditionals.
8908 * tree-inline.h: Do not include varray.h.
8909 (tree_function_versioning): Remove.
8910 * Makefile.in (GTFILES): Remove tree-inline.c
8911 * passes.c (do_per_function): Do only functions having body.
8912 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
8915 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
8916 Andrew Morrow <acm@google.com>
8919 * c-common.c (c_common_attribute_table): Permit deprecated
8920 attribute to take an optional argument.
8921 (handle_deprecated_attribute): If the optional argument to
8922 __attribute__((deprecated)) is not a string ignore the attribute
8925 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
8926 * c-typeck.c (build_component_ref): Likewise.
8927 (build_external_ref): Likewise.
8929 * toplev.c (warn_deprecated_use): Add an attribute argument.
8930 Emit the message associated with __attribute__((deprecated)).
8932 * toplev.h (warn_deprecated_use): Updated.
8934 * doc/extend.texi: Document new optional parameter to
8935 __attribute__((deprecated))
8937 2009-05-08 Michael Eager <eager@eagercon.com>
8939 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
8940 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
8942 2009-05-08 Richard Guenther <rguenther@suse.de>
8944 PR tree-optimization/40062
8945 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
8946 Avoid exponential behavior.
8948 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8950 PR rtl-optimization/33928
8952 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
8953 process_uses, build_single_def_use_links): New.
8954 (update_df): Update use_def_ref.
8955 (forward_propagate_into): Use get_def_for_use instead of use-def
8957 (fwprop_init): Call build_single_def_use_links and let it initialize
8959 (fwprop_done): Free use_def_ref.
8960 (fwprop_addr): Eliminate duplicate call to df_set_flags.
8961 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
8962 df_rd_simulate_one_insn): New.
8963 (df_rd_bb_local_compute_process_def): Update head comment.
8964 (df_chain_create_bb): Use the new RD simulation functions.
8965 * df.h (df_rd_simulate_artificial_defs_at_top,
8966 df_rd_simulate_one_insn): New.
8967 * opts.c (decode_options): Enable fwprop at -O1.
8968 * doc/invoke.texi (-fforward-propagate): Document this.
8970 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8973 * c-typeck.c (build_binary_op): Handle arithmetic between one real
8974 and one complex operand specially.
8975 * tree-complex.c (some_nonzerop): Do not identify a real value as
8976 zero if flag_signed_zeros.
8978 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8980 PR rtl-optimization/33928
8981 * loop-invariant.c (record_use): Fix && vs. || mishap.
8983 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8985 PR rtl-optimization/33928
8986 * loop-invariant.c (struct use): Add addr_use_p.
8987 (struct def): Add n_addr_uses.
8988 (struct invariant): Add cheap_address.
8989 (create_new_invariant): Set cheap_address.
8990 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
8991 (record_uses): Pass df_ref to record_use.
8992 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
8995 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
8997 * config/sh/sh.c: Do not include c-pragma.h.
8999 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
9001 * config/spu/spu.c: Remove include of c-common.h.
9003 2009-05-07 Janis Johnson <janis187@us.ibm.com>
9006 * c-common.h (mark_valid_location_for_stdc_pragma,
9007 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
9008 clear_float_const_decimal64, float_const_decimal64_p): New.
9009 * c.opt (Wunsuffixed-float-constants): New.
9010 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
9011 unsuffixed float constant, handle new warning.
9012 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
9013 * c-decl.c (c_scope): New flag float_const_decimal64.
9014 (set_float_const_decimal64, clear_float_const_decimal64,
9015 float_const_decimal64_p): New.
9016 (push_scope): Set new flag.
9017 * c-parser.c (c_parser_translation_unit): Mark when it's valid
9018 to use STDC pragmas.
9019 (c_parser_external_declaration): Ditto.
9020 (c_parser_compound_statement_nostart): Ditto.
9021 * c-pragma.c (valid_location_for_stdc_pragma,
9022 mark_valid_location_for_stdc_pragma,
9023 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
9024 handle_pragma_float_const_decimal64): New.
9025 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
9026 * cp/semantics.c (valid_location_for_stdc_pragma_p,
9027 set_float_const_decimal64, clear_float_const_decimal64,
9028 float_const_decimal64_p): New dummy functions.
9029 * doc/extend.texi (Decimal Float): Remove statement that the
9030 pragma, and suffix for double constants, are not supported.
9031 * doc/invoke.texi (Warning Options): List new option.
9032 (-Wunsuffixed-float-constants): New.
9034 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
9036 * config/i386/i386.c: Do not include c-common.h.
9038 2009-05-07 Mark Heffernan <meheff@google.com>
9040 * doc/invoke.texi (Debugging Options): Document change of debugging
9042 * opts.c (decode_options): Make dump_base_name relative to
9043 aux_base_name directory.
9045 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
9047 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
9048 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
9050 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
9052 * Makefile.in (install-plugin): Simplify a bit.
9054 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
9056 * Makefile.in (OBJS-common): Add regcprop.o.
9058 * timevar.def (TV_CPROP_REGISTERS): New.
9059 * regrename.c (regrename_optimize): Return 0.
9060 (rest_of_handle_regrename): Delete.
9061 (pass_rename_registers): Point to regrename_optimize.
9062 (struct value_data_entry, struct value_data,
9063 kill_value_one_regno, kill_value_regno, kill_value,
9064 set_value_regno, init_value_data, kill_clobbered_value,
9065 kill_set_value, kill_autoinc_value, copy_value,
9066 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
9067 replace_oldest_value_reg, replace_oldest_value_addr,
9068 replace_oldest_value_mem, copyprop_hardreg_forward_1,
9069 debug_value_data, validate_value_data): Move...
9070 * regcprop.c: ... here.
9071 (rest_of_handle_cprop): Delete.
9072 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
9074 2009-05-07 Jakub Jelinek <jakub@redhat.com>
9077 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
9078 GEN_INT for 1 << bitnum.
9079 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
9082 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
9084 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
9085 Remove wrong description of "nand" operation.
9087 2009-05-06 Richard Guenther <rguenther@suse.de>
9088 Adam Nemet <anemet@caviumnetworks.com>
9090 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
9091 comment. Add that if LHS is not a gimple register, then RHS1 has
9092 to be a single object (GIMPLE_SINGLE_RHS).
9094 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
9096 * expr.c (get_def_for_expr): Move it up in the file.
9097 (store_field): When expanding a bit-field store, look at the
9098 defining gimple stmt for the masking conversion.
9100 2009-05-06 Janis Johnson <janis187@us.ibm.com>
9103 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
9104 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
9105 32-bit memcpy into long.
9107 2009-05-06 Jakub Jelinek <jakub@redhat.com>
9109 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
9110 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
9112 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
9113 instead of appending DW_OP_deref*.
9115 2009-05-06 Michael Matz <matz@suse.de>
9118 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
9119 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
9121 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
9123 * Makefile.in (install-plugin): Fix srcdir handling.
9125 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
9127 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
9128 when processing for not_regs_needed bitmap.
9129 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
9130 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
9131 handling it for rhs.
9133 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9135 * config/i386/i386.md (unnamed inc/dec peephole): Use
9136 optimize_insn_for_size_p instead of optimize_size.
9137 * config/i386/predicates.md (incdec_operand): Likewise.
9138 (aligned_operand): Likewise.
9139 * config/i386/sse.md (divv8sf3): Likewise.
9140 (sqrtv8sf2): Likewise.
9142 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9144 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
9146 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
9148 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9150 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
9151 ssemodesuffixf2c with avxmodesuffixf2c.
9153 2009-05-06 Joseph Myers <joseph@codesourcery.com>
9156 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
9158 2009-05-05 Jakub Jelinek <jakub@redhat.com>
9160 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
9161 (struct tree_base): Adjust spacing for 8 bit boundaries.
9162 (struct tree_decl_common): Add decl_by_reference_flag bit.
9163 (DECL_BY_REFERENCE): Adjust.
9164 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
9165 print DECL_BY_REFERENCE bit.
9166 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
9167 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
9168 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
9169 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
9173 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
9174 range of the type, but default label is missing, add it with one
9175 of the existing labels instead of adding a new label for it.
9177 2009-05-05 Joseph Myers <joseph@codesourcery.com>
9181 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
9183 * Makefile.in (enable_plugin, plugin_includedir): New.
9184 (install): Depend on install-plugin.
9185 (PLUGIN_HEADERS): New.
9186 (install-plugin): New.
9187 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
9189 2009-05-05 Richard Guenther <rguenther@suse.de>
9191 PR tree-optimization/40022
9192 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
9194 (phivn_valid_p): Fix tuplification error, simplify.
9195 (phiprop_insert_phi): Add dumps.
9196 (propagate_with_phi): Simplify.
9198 2009-05-05 Richard Guenther <rguenther@suse.de>
9201 * builtins.c (gimplify_va_arg_expr): Properly build the address.
9203 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
9205 * tree.h (strip_float_extensions): Remove duplicate declaration.
9206 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
9207 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
9208 block_ultimate_origin): Rearrange the declarations line to match the
9209 comment that indicates the .c file which the functions are defined.
9210 (dwarf2out_*, set_decl_rtl): Add comment.
9211 (get_base_address): Adjust comment.
9212 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
9213 declarations line and add comment.
9214 (is_builtin_name): Add blank after function name, for clarity.
9216 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9218 * attribs.c (decl_attributes): Use %qE for identifiers in
9220 * cgraphunit.c (verify_cgraph_node): Translate function names to
9221 locale character set in diagnostics.
9222 * coverage.c (get_coverage_counts): Use %qE for identifiers in
9224 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
9225 Document that functions are named in UTF-8.
9226 * expr.c (expand_expr_real_1): Translate function names to locale
9227 character set in diagnostics.
9228 * gimplify.c (omp_notice_variable, omp_is_private,
9229 gimplify_scan_omp_clauses): Use %qE for identifiers in
9231 * langhooks.c (lhd_print_error_function): Translate function names
9232 to locale character set.
9233 * langhooks.h (decl_printable_name): Document that return value is
9234 in internal character set.
9235 * stmt.c: Include pretty-print.h
9236 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
9238 (resolve_operand_name_1): Translate named operand name to locale
9240 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
9242 * toplev.c (announce_function): Translate function names to locale
9244 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
9245 (default_tree_printer): Use pp_identifier or translate identifiers
9246 to locale character set. Mark "<anonymous>" for translation.
9247 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
9248 for identifiers in diagnostics.
9249 * tree.c (handle_dll_attribute): Use %qE for identifiers in
9251 * varasm.c (output_constructor): Use %qE for identifiers in
9254 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
9256 * configure.ac: use ` ` instead of $()
9257 * configure: Regenerate.
9259 2009-05-05 Ben Elliston <bje@au.ibm.com>
9261 * config/pa/linux-atomic.c: Eliminate conditional include of
9262 errno.h on non-LP64 systems to simplify build requirements.
9264 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9266 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
9268 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
9269 and pass value to identifier_to_locale.
9270 (warn_variable_length_array): Make name a tree.
9271 (grokdeclarator): Separate diagnostic texts for named and unnamed
9272 declarators. Use %qE for named declarators.
9273 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
9275 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
9276 identifiers in diagnostics.
9277 * c-typeck.c (push_member_name, start_init): Pass identifiers to
9278 identifier_to_locale. Mark "anonymous" strings for translation.
9280 2009-05-04 Michael Eager <eager@eagercon.com>
9282 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
9283 address for DImode/DFmode only if double-precision FP regs.
9285 2009-05-04 Michael Eager <eager@eagercon.com>
9287 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
9288 TARGET_SINGLE_FLOAT check.
9290 2009-05-04 Michael Eager <eager@eagercon.com>
9292 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
9294 2009-05-04 Michael Eager <eager@eagercon.com>
9296 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
9297 * config/rs6000/t-xilinx: New
9299 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
9301 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
9302 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
9303 * gcc/explow.c (memory_address): Use target hook.
9304 * gcc/targhooks.c (default_legitimize_address): New.
9305 * gcc/targhooks.h (default_legitimize_address): New.
9306 * gcc/target.h (legitimize_address): New.
9307 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
9308 (TARGET_INITIALIZER): Include it.
9309 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
9311 * config/bfin/bfin-protos.h (legitimize_address): Remove.
9312 * config/bfin/bfin.c (legitimize_address): Remove.
9313 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
9314 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
9316 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
9317 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
9319 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
9320 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
9321 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
9322 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
9323 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
9324 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
9325 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
9326 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
9327 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
9328 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
9329 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
9330 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
9331 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
9332 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
9333 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
9334 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
9335 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
9336 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
9337 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
9338 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
9339 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
9340 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
9341 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
9343 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
9344 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
9345 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
9346 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
9347 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
9348 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
9349 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
9350 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
9351 (thumb_legitimize_address): Delete.
9352 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
9353 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
9354 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
9355 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
9356 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
9357 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
9359 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
9362 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
9363 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
9364 * config/m32r/m32r.c (m32r_legitimize_address): New.
9365 * config/m68k/m68k.c (m68k_legitimize_address): New.
9366 * config/score/score.c (score_legitimize_address): Standardize.
9367 * config/score/score3.c (score3_legitimize_address): Standardize.
9368 * config/score/score3.h (score3_legitimize_address): Adjust.
9369 * config/score/score7.c (score7_legitimize_address): Standardize.
9370 * config/score/score7.h (score7_legitimize_address): Adjust.
9371 * config/sh/sh.c (sh_legitimize_address): New.
9372 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
9374 * gcc/config/s390/s390.c (legitimize_address): Rename to...
9375 (s390_legitimize_address): ... this.
9376 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
9377 (sparc_legitimize_address): ... this.
9378 * gcc/config/i386/i386.c (legitimize_address): Rename to...
9379 (ix86_legitimize_address): ... this.
9380 * gcc/config/avr/avr.c (legitimize_address): Rename to...
9381 (avr_legitimize_address): ... this.
9382 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
9383 (mn10300_legitimize_address): ... this.
9384 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
9385 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
9386 (alpha_expand_mov): Adjust call.
9388 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
9389 * config/spu/spu.c (spu_legitimize_address): Likewise.
9390 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
9391 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
9393 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9395 * intl.c (locale_encoding, locale_utf8): New.
9396 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
9397 * intl.h (locale_encoding, locale_utf8): Declare.
9398 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
9399 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
9401 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
9403 (pp_tree_identifier): Define to call pp_base_tree_identifier.
9404 (pp_base_tree_identifier): Declare as function.
9405 (identifier_to_locale): Declare.
9406 * Makefile.in (pretty-print.o): Update dependencies.
9407 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
9409 2009-05-04 Richard Guenther <rguenther@suse.de>
9412 * builtins.c (fold_builtin_memory_op): Do not decay to element
9413 type if the size matches the whole array.
9415 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9417 * expmed.c (synth_mult): When trying out a shift, pass the result
9420 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9422 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
9423 (shiftsub1_cost): New.
9424 (init_expmed): Compute shiftsub1_cost.
9425 (synth_mult): Optimize multiplications by constants of the form
9426 -(2^^m-1) for some constant positive integer m.
9428 2009-05-03 Richard Guenther <rguenther@suse.de>
9431 * c-typeck.c (array_to_pointer_conversion): Do not built
9432 ADDR_EXPRs of arrays of pointer-to-element type.
9433 * c-gimplify.c (c_gimplify_expr): Revert change fixing
9434 up wrong ADDR_EXPRs after-the-fact.
9435 * c-common.c (strict_aliasing_warning): Strip pointer
9436 conversions for obtaining the original type.
9437 * builtins.c (fold_builtin_memset): Handle array types.
9438 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
9441 2009-05-03 Richard Guenther <rguenther@suse.de>
9444 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
9445 Do not lose casts from array types with unknown extent to array
9446 types with known extent.
9447 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
9448 alias set compatibility.
9450 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
9452 * flags.h (extra_warnings): Delete.
9453 * toplev.c (process_options): Handle Wuninitialized here.
9454 * opts.c (extra_warnings): Delete.
9455 (set_Wextra): Delete.
9456 (common_handle_option): -Wextra can be handled automatically.
9457 * c-opts.c (c_common_handle_option): Delete obsolete code.
9458 (c_common_post_options): Simplify comment.
9459 * common.opt (W): Add Var.
9461 (Wuninitialized): Initialize to -1.
9463 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
9464 Richard Guenther <rguenther@suse.de>
9466 * expr.c (get_def_for_expr): New function.
9467 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
9468 SSA rather than trees.
9469 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
9470 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
9472 2009-05-03 Joseph Myers <joseph@codesourcery.com>
9474 * c-common.c (reswords): Add _Imaginary.
9475 * c-common.c (enum rid): Add RID_IMAGINARY.
9477 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
9479 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
9480 Patch by Richard Guenther.
9482 2009-05-03 Anatoly Sokolov <aesok@post.ru>
9484 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
9485 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
9486 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
9487 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
9488 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
9489 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
9490 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
9491 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
9492 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
9493 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
9494 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
9495 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
9496 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
9497 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
9498 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
9499 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
9500 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
9501 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
9503 2009-05-02 Richard Guenther <rguenther@suse.de>
9505 PR tree-optimization/39940
9506 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
9509 2009-05-02 Richard Guenther <rguenther@suse.de>
9512 * tree-ssa.c (execute_update_addresses_taken): Properly check
9513 if we can mark a variable DECL_GIMPLE_REG_P.
9514 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
9515 back to the end of the function.
9516 (is_gimple_reg_type): Remove complex type special casing.
9517 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
9520 2009-05-02 Ben Elliston <bje@au.ibm.com>
9522 * doc/collect2.texi (Collect2): Document search path behaviour
9523 when configured with --with-ld.
9525 2009-05-02 Jan Hubicka <jh@suse.cz>
9527 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
9528 parameter; update callers.
9529 (coalesce_cost_edge): EH edges are costier because they needs
9530 splitting even if not critical and even more costier when there are
9531 multiple EH predecestors.
9533 2009-05-02 Jan Hubicka <jh@suse.cz>
9535 * except.c (remove_eh_handler_and_replace): Handle updating after
9536 removing TRY blocks.
9538 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
9540 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
9542 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
9544 * varasm.c: Do not include c-pragma.h.
9545 * attribs.c: Do not incude c-common.h.
9547 2009-05-01 Michael Matz <matz@suse.de>
9549 * calls.c (initialize_argument_information): Handle SSA names like
9550 decls with a non MEM_P DECL_RTL.
9552 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9554 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
9555 * ipa-utils.c: Likewise.
9556 * ipa-type-escape.c: Likewise.
9557 * cgraphunit.c Do not include c-common.h.
9558 * ipa-pure-const.c: Likewise.
9559 * tree-if-conv.c: Likewise.
9560 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
9561 * ipa-struct-reorg.c: Likewise.
9562 * tree-nomudflap.c: Likewise.
9563 * tree-ssa-structalias.c: Likewise.
9565 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9567 * store-motion.c: Many cleanups to make this pass a first-class
9568 citizen instead of an appendix to gcse load motion. Add TODO list
9569 to make this pass faster/cleaner/better.
9571 (struct ls_expr): Post gcse.c-split cleanups.
9572 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
9573 "stores" field to "avail_stores".
9574 (pre_ldst_mems): Rename to store_motion_mems.
9575 (pre_ldst_table): Rename to store_motion_mems_table.
9576 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
9577 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
9578 (ldst_entry): Rename to st_expr_entry, update users.
9579 (free_ldst_entry): Rename to free_st_expr_entry, update users.
9580 (free_ldst_mems): Rename to free_store_motion_mems, update users.
9581 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
9583 (first_ls_expr): Rename to first_st_expr, update users.
9584 (next_ls_expr): Rename to next_st_expr, update users.
9585 (print_ldst_list): Rename to print_store_motion_mems. Print names of
9586 fields properly for store motion instead of names inherited from load
9588 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
9589 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
9592 (ae_kill): Rename to st_kill, update users.
9593 (ae_gen): Rename to st_avloc, update users.
9594 (transp): Rename to st_transp, update users.
9595 (pre_insert_map): Rename to st_insert_map, update users.
9596 (pre_delete_map): Rename to st_delete_map, update users.
9597 (insert_store, build_store_vectors, free_store_memory,
9598 one_store_motion_pass): Update for abovementioned changes.
9600 (gcse_subst_count, gcse_create_count): Remove.
9601 (one_store_motion_pass): New statistics counters "n_stores_deleted"
9602 and "n_stores_created", local variables.
9604 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
9607 (regvec, compute_store_table_current_insn): Remove.
9608 (reg_set_info, reg_clear_last_set): Remove.
9609 (compute_store_table): Use DF caches instead of local dataflow
9612 2009-05-01 Joseph Myers <joseph@codesourcery.com>
9614 * c-objc-common.c (c_tree_printer): Print identifiers with
9615 pp_identifier, not pp_string. Mark "({anonymous})" for
9617 * c-pretty-print.c (pp_c_ws_string): New.
9618 (pp_c_cv_qualifier, pp_c_type_specifier,
9619 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
9620 pp_c_storage_class_specifier, pp_c_function_specifier,
9621 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
9622 pp_c_primary_expression, pp_c_postfix_expression,
9623 pp_c_unary_expression, pp_c_shift_expression,
9624 pp_c_relational_expression, pp_c_equality_expression,
9625 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
9626 use pp_string and pp_c_ws_string in place of pp_identifier and
9627 pp_c_identifier for non-identifiers. Mark English strings for
9629 * c-pretty-print.h (pp_c_ws_string): Declare.
9631 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
9632 Roland McGrath <roland@redhat.com>
9634 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
9635 (ENABLE_LD_BUILDID): New configuration option.
9636 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
9637 (LINK_BUILDID_SPEC): New macro.
9638 (init_spec): If defined, prepend it between LINK_EH_SPEC and
9640 * doc/install.texi: Document --enable-linker-build-id option.
9641 * configure: Rebuild.
9642 * config.in: Rebuild.
9644 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
9646 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
9647 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
9648 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
9649 MIPS_GP_SAVE_AREA_SIZE.
9650 * config/mips/mips.c (struct mips_frame_info): Update comment
9651 before arg_pointer_offset and hard_frame_pointer_offset.
9652 (mips_compute_frame_info): Update diagram before function: to
9653 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
9654 indicate the position of frame_pointer_rtx with -fstack-protector and
9655 to show args_size. Don't allocate cprestore area for leaf functions
9656 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
9658 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
9660 2009-04-30 Michael Matz <matz@suse.de>
9662 PR tree-optimization/39955
9663 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
9665 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
9667 * ira.c (setup_cover_and_important_classes): Use safe macro
9668 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
9670 * genpreds.c (write_tm_preds_h): Output suitable definition of
9671 REG_CLASS_FOR_CONSTRAINT.
9673 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9675 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
9677 * bitmap.c (bitmap_descriptor): Likewise.
9678 * ggc-common.c (loc_descriptor): Likewise.
9679 * varray.c (varray_descriptor): Likewise.
9680 * vec.c (vec_descriptor): Likewise.
9682 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
9684 * Makefile.in (dce.o): Add $(EXCEPT_H).
9685 * dce.c: Include except.h and delete redundant vector definitions.
9686 (deletable_insn_p): Return false for non-call insns that can throw
9689 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
9691 * gcse.c (ae_gen): Remove.
9692 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
9693 and make non-static function to make it available in store-motion.c.
9694 Update call sites with search-and-replace.
9695 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
9696 extract_mentioned_regs, extract_mentioned_regs_helper,
9697 find_moveable_store, compute_store_table, load_kills_store, find_loads,
9698 store_killed_in_insn, store_killed_after, store_killed_before,
9699 build_store_vectors, insert_insn_start_basic_block, insert-store,
9700 remove_reachable_equiv_notes, replace_store_insn, delete_store,
9701 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
9702 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
9703 * store-motion.c: ...new file. Also copy data structures from gcse.c
9704 and clean up to remove parts not used by store motion.
9705 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
9706 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
9708 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9711 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
9712 when optimizing for size.
9714 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
9716 * gcse.c (gcse_constant_p): Fix typo in last change.
9718 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9720 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
9722 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
9724 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
9726 2009-04-29 James E. Wilson <wilson@codesourcery.com>
9728 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
9729 CONST_HIGH_PART result.
9731 2009-04-29 Anatoly Sokolov <aesok@post.ru>
9733 * config/avr/avr.c (initial_elimination_offset): Rename to
9734 avr_initial_elimination_offset.
9735 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
9736 change return type to bool.
9737 (avr_can_eliminate): New function.
9738 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
9739 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
9740 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
9741 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
9742 avr_initial_elimination_offset.
9743 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
9744 (avr_initial_elimination_offset): Define.
9746 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
9747 Steven Bosscher <steven@gcc.gnu.org>
9749 PR rtl-optimization/39938
9750 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
9751 * cfgrtl.c: Include insn-attr.h.
9752 (rest_of_pass_free_cfg): New function.
9753 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
9754 * resource.c (init_resource_info): Remove call to df_analyze.
9756 2009-04-29 Richard Guenther <rguenther@suse.de>
9759 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
9760 allow conversion to signed integers.
9762 2009-04-29 Richard Guenther <rguenther@suse.de>
9764 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
9765 shifts of floating point vectors if the shift amount is
9766 a constant multiple of the element size.
9768 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
9769 Michael Matz <matz@suse.de>
9773 * tree-outof-ssa.c (emit_partition_copy): New function.
9774 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
9775 insert_part_to_rtx_on_edge): Perform the partition base var
9776 copy using emit_partition_copy.
9777 (insert_value_copy_on_edge): Convert constants to the right mode.
9778 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
9779 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
9781 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9783 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
9784 scan backwards to try to find a constant to initialize it.
9786 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
9787 insn before the loop_end instruction, don't look past labels.
9789 2009-04-29 Richard Guenther <rguenther@suse.de>
9792 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
9793 loose type conversions.
9794 (forward_propagate_addr_expr): Fix tuplification bug. Remove
9795 stmts only if there are no uses of its definition.
9797 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9799 * config/bfin/bfin.h (splitting_loops): Declare.
9800 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
9801 Reorder bit definitions to be ascending.
9802 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
9803 * config/bfin/bfin.c (splitting_loops): New variable.
9804 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
9805 (struct loop_info): Remove members INIT and LOOP_INIT.
9806 (bfin_optimize_loop): Don't set them. Reorder the code that generates
9807 the LSETUP sequence. Allow LC to be loaded from any register, but
9808 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
9809 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
9811 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
9812 of reload_completed.
9815 * config/bfin/bfin.md (movsi_insn): Refine constraints.
9817 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
9819 * Makefile.in (PLUGIN_VERSION_H): New.
9820 (OBJS-common): Remove plugin-version.o.
9821 (plugin.o): Depend on (PLUGIN_VERSION_H).
9822 (plugin-version.o): Remove.
9823 * configure: Regenerate
9824 * configure.ac: Create plugin-version.h.
9825 * gcc-plugin.h (plugin_gcc_version): Remove.
9826 (plugin_default_version_check): Change signature.
9827 * plugin-version.c: Remove.
9828 * plugin.c: Include plugin-version.h.
9829 (str_plugin_gcc_version_name): Remove.
9830 (try_init_one_plugin): Pass gcc version to plugin_init.
9831 (plugin_default_version_check): Both gcc and plugin versions are now
9834 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9836 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
9837 problematic last insns. Test for TYPE_CALL rather than CALL_P.
9838 Remove special case testing for last insn of inner loops. Don't fail
9839 if the loop ends with a jump, emit an extra nop instead.
9841 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
9842 DREGS rather than comparing directly. Remove code that tries to
9843 account for latencies.
9845 2009-04-29 Richard Guenther <rguenther@suse.de>
9847 PR tree-optimization/39941
9848 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
9849 eliminating an indirect call.
9851 2009-04-29 Richard Guenther <rguenther@suse.de>
9853 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
9854 parameter. Allow invariants as base if !require_lvalue.
9855 (verify_gimple_assign_single): Adjust.
9857 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9859 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
9860 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
9861 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
9862 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
9863 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
9865 * config/bfin/bfin.c (bfin_expand_builtin,
9866 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
9868 2009-04-28 Richard Guenther <rguenther@suse.de>
9870 * tree-vect-loop.c (get_initial_def_for_induction): Use
9871 correct types for pointer increment.
9873 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9875 * toplev.c (print_version): Update GMP version string calculation.
9877 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
9879 PR rtl-optimization/39938
9880 * resource.c (init_resource_info): Add call to df_analyze.
9882 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9884 * config/alpha/alpha.md (usegp): Cast the result of
9885 alpha_find_lo_sum_using_gp to enum attr_usegp.
9886 * config/alpha/alpha.c (override_options): Remove end-of-structure
9887 marker element from cpu_table. Use array size of cpu_table to handle
9888 -mcpu and -mtune options.
9889 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
9891 2009-04-28 Joseph Myers <joseph@codesourcery.com>
9893 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
9894 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
9895 tune_32 and tune_64.
9896 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
9898 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
9899 * config/rs6000/option-defaults.h: ... here. New file.
9900 (OPT_64, OPT_32): Define.
9901 (MASK_64BIT): Define to 0 if not already defined.
9902 (OPT_ARCH64, OPT_ARCH32): Define.
9903 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
9906 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9908 * config/arm/arm.c (arm_override_options): Emit error on using
9911 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9913 PR rtl-optimization/39914
9914 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9915 registers for allocnos created from user-defined variables only
9916 when not optimizing.
9918 2009-04-28 Richard Guenther <rguenther@suse.de>
9921 * fold-const.c (fold_binary): Use distribute_real_division only
9924 2009-04-28 Steve Ellcey <sje@cup.hp.com>
9926 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
9927 add hpux-stdint.h to tm_file.
9928 (hppa[12]*-*-hpux11*): Ditto.
9929 (ia64*-*-hpux*): Ditto.
9930 * config/hpux-stdint.h: New.
9931 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
9932 __STDC_EXT__ for all compiles.
9933 * config/pa/pa-hpux.h: Ditto.
9934 * config/pa/pa-hpux10.h: Ditto.
9935 * config/pa/pa-hpux11.h: Ditto.
9937 2009-04-28 Catherine Moore <clm@codesourcery.com>
9939 * debug.h (set_name): Add comment.
9941 2009-04-28 Andrew Pinski <pinskia@gmail.com>
9944 * config/darwin.c (machopic_gen_offset): Check
9945 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
9946 * config/arm/arm.c (require_pic_register): Likewise.
9948 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
9950 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
9951 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
9952 m32c_promote_prototypes): Delete.
9954 2009-04-28 Michael Matz <matz@suse.de>
9957 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
9960 2009-04-28 Richard Guenther <rguenther@suse.de>
9962 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
9964 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9966 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
9967 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
9968 * config/arm/arm-tune.md: Regenerate.
9970 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
9972 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
9973 block if there are complex incoming edges.
9974 (sel_merge_blocks): Remove useless assert.
9975 (sel_redirect_edge_and_branch): Check that edge was redirected.
9976 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
9977 (sel_find_rgns): Delete declaration.
9978 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
9979 the region when it is not a preheader.
9981 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9984 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
9986 2009-04-28 Richard Guenther <rguenther@suse.de>
9988 * tree.h (SSA_NAME_VALUE): Remove.
9989 (struct tree_ssa_name): Remove value_handle member.
9990 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
9991 array for jump threading.
9992 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
9994 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
9995 * tree-flow.h (threadedge_initialize_values): Declare.
9996 (threadedge_finalize_values): Likewise.
9997 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
9998 (SSA_NAME_VALUE): Define.
9999 (threadedge_initialize_values): New function.
10000 (threadedge_finalize_values): Likewise.
10001 * tree-ssa-dom.c (ssa_name_values): New global variable.
10002 (SSA_NAME_VALUE): Define.
10003 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
10005 2009-04-28 Ira Rosen <irar@il.ibm.com>
10007 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
10008 Use REPORT_VECTORIZED_LOCATIONS instead
10009 REPORT_VECTORIZED_LOOPS.
10010 * tree-vectorizer.c (vect_verbosity_level): Make static.
10011 (vect_loop_location): Rename to vect_location.
10012 (vect_set_verbosity_level): Update comment.
10013 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
10015 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
10016 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
10017 instead REPORT_UNVECTORIZED_LOOPS.
10018 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
10019 and vect_loop_def to vect_external_def and vect_internal_def.
10020 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
10021 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
10022 REPORT_UNVECTORIZED_LOCATIONS.
10023 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
10024 and vect_used_in_loop and to vect_unused_in_scope and
10025 vect_used_in_scope.
10026 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
10027 (vect_verbosity_level): Remove declaration.
10028 (vect_analyze_operations): Likewise.
10029 (vect_analyze_stmt): Declare.
10030 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
10031 REPORT_UNVECTORIZED_LOCATIONS.
10032 (vect_get_loop_niters): Fix indentation.
10033 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
10034 (vect_analyze_loop_operations): New function.
10035 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
10036 vect_analyze_operations.
10037 (vect_is_simple_reduction): Use new names.
10038 (vectorizable_live_operation, vect_transform_loop): Likewise.
10039 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
10040 to specify whether the data references can be a part of interleaving
10042 (vect_analyze_data_ref_dependence): Use new names.
10043 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
10044 (vect_create_addr_base_for_vector_ref): Remove redundant code.
10045 * tree-vect-patterns.c (widened_name_p): Use new names.
10046 (vect_recog_dot_prod_pattern): Likewise.
10047 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
10048 (process_use, vect_mark_stmts_to_be_vectorized,
10049 vect_model_simple_cost, vect_model_store_cost,
10050 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
10051 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
10052 vectorizable_operation, vectorizable_type_demotion,
10053 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
10054 vectorizable_condition): Likewise.
10055 (vect_analyze_operations): Split into vect_analyze_loop_operations
10057 (vect_analyze_stmt): ... new function.
10058 (new_stmt_vec_info): Use new names.
10059 (vect_is_simple_use): Use new names and fix comment.
10060 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
10061 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
10063 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10066 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
10067 and integer modes for x87 operands. Do not ICE for unsupported size,
10068 generate error instead. Generate error for unsupported operand types.
10069 ['z']: Do not handle HImode memory operands specially. Warning
10070 for floating-point operands. Fallthru to 'Z' for unsupported operand
10071 types. Do not ICE for unsupported size, generate error instead.
10072 (output_387_binary_op): Use %Z to output operands.
10073 (output_fp_compare): Ditto.
10074 (output_387_reg_move): Ditto.
10076 2009-04-28 Ben Elliston <bje@au.ibm.com>
10081 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10083 * builtins.c (c_strlen): Do not warn here.
10084 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
10085 * c-common.c (pointer_int_sum): Take an explicit location.
10086 Warn about offsets out of bounds.
10087 * c-common.h (pointer_int_sum): Adjust declaration.
10089 2009-04-27 Ian Lance Taylor <iant@google.com>
10091 * collect2.c (is_ctor_dtor): Change type of ret field in struct
10093 * dce.c (run_fast_df_dce): Change type of old_flags to int.
10094 * df-core.c (df_set_flags): Change return type to int. Change
10095 type of old_flags to int.
10096 (df_clear_flags): Likewise.
10097 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
10098 (df_get_conditional_uses): Likewise.
10099 * df.h (df_set_flags, df_clear_flags): Update declarations.
10100 * dwarf2out.c (struct indirect_string_node): Change type of form
10101 field to enum dwarf_form.
10102 (AT_string_form): Change return type to enum dwarf_form.
10103 * fixed-value.c (fixed_compare): Add cast to enum type.
10104 * fwprop.c (update_df): Change 0 to VOIDmode.
10105 * gensupport.c: Change 0 to UNKNOWN.
10106 * gimple.h (gimple_cond_code): Add cast to enum type.
10107 * haifa-sched.c (reemit_notes): Add cast to enum type.
10108 * hooks.c (hook_int_void_no_regs): Remove function.
10109 * hooks.h (hook_int_void_no_regs): Remove declaration.
10110 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
10111 * predict.c (combine_predictions_for_insn): Add casts to enum type.
10112 * real.c (real_arithmetic): Add cast to enum type.
10113 (real_compare): Likewise.
10114 * target.h (struct gcc_target): Change return type of
10115 branch_target_register_class to enum reg_class.
10116 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
10117 default_branch_target_register_class.
10118 * targhooks.c (default_branch_target_register_class): New function.
10119 * targhooks.h (default_branch_target_register_class): Declare.
10120 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
10121 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
10123 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
10125 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
10126 vect_uninitialized_def. Change 0 to ERROR_MARK.
10127 * tree-vect-stmts.c (supportable_widening_operation): Don't
10128 initialize icode1 and icode2.
10129 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
10130 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
10132 (cmn_err_flag_specs): Change 0 to STD_C89.
10133 (cmn_err_char_table): Likewise.
10134 * config/arm/arm.c (get_arm_condition_code): Change type of code
10135 to enum arm_cond_code.
10136 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
10137 (IWMMXT_BUILTIN2): Likewise.
10138 (neon_builtin_type_bits): Don't define typedef.
10139 (neon_builtin_datum): Change type of bits field to int.
10140 (arm_expand_neon_args): Add cast to enum type.
10141 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
10143 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
10144 casts to enum type.
10145 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
10147 * config/mips/mips.md (jal_macro): Return enum constant.
10148 (single_insn): Likewise.
10149 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
10151 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10152 casts to enum type.
10153 * config/s390/s390.c (s390_tune_flags): Change type to int.
10154 (s390_arch_flags): Likewise.
10155 (s390_handle_arch_option): Change flags field of struct pta to int.
10156 * config/s390/s390.h (s390_tune_flags): Update declaration.
10157 (s390_arch_flags): Likewise.
10158 * config/sh/sh.c (prepare_move_operands): Compare
10159 tls_symbolic_operand result with enum constant.
10160 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
10161 (sh_expand_prologue): Add cast to enum type.
10162 (sh_expand_epilogue): Likewise.
10163 (tls_symbolic_operand): Change return type to enum tls_model.
10164 (fpscr_set_from_mem): Add cast to enum type.
10165 (legitimize_pic_address): Compare tls_symbolic_operand result with
10167 (sh_target_reg_class): Change return type to enum reg_class.
10168 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
10170 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
10171 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
10172 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
10173 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
10174 (delayed_branch, tls_call_delay): Likewise.
10175 (eligible_for_sibcall_delay): Likewise.
10176 (eligible_for_return_delay): Likewise.
10177 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
10178 (spu_expand_builtin_1): Likewise.
10180 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
10181 for all types of conversions.
10182 (output_init_element): Issue -Wc++-compat warning if needed when
10183 initializing a bitfield with enum type.
10184 * c-parser.c (c_parser_expression): Set original_type to
10185 original_type of right hand operand of comman operator.
10187 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10189 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
10191 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
10192 * doc/cpp.texi (Standard Predefined Macros)
10193 (Implementation-defined behavior): Likewise.
10194 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
10195 * doc/gimple.texi (GIMPLE Exception Handling)
10196 (@code{GIMPLE_ASSIGN}): Likewise.
10197 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
10198 * doc/invoke.texi (Warning Options, Optimize Options)
10199 (AVR Options, Darwin Options): Likewise.
10200 (Optimize Options): Reformulate -fwhole-program description.
10201 * doc/loop.texi (Lambda): Likewise.
10202 * doc/md.texi (Output Template, Define Constraints)
10203 (Standard Names, Insn Splitting): Likewise.
10204 * doc/options.texi (Option properties): Likewise.
10205 * doc/passes.texi (Tree-SSA passes): Likewise.
10206 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
10207 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
10208 (File Names and DBX): Likewise.
10209 * doc/trouble.texi (Incompatibilities): Likewise.
10211 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10213 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
10214 instruction is correct.
10216 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10218 Allow non-constant arguments to conversion intrinsics.
10219 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
10220 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
10221 * spu.c (print_operand): Handle 'v' and 'w'.
10222 (exp2_immediate_p, spu_gen_exp2): Define.
10223 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
10224 spu_convtf_1): Update parameter descriptions.
10225 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
10226 * constraints.md ('v', 'w'): New.
10227 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
10229 (i2f, I2F): New define_mode_attr.
10230 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
10231 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
10232 fixuns_truncv4sfv4si2): Update to use mode attribute.
10233 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
10234 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
10235 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
10236 patterns for combine.
10238 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
10240 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
10241 (cprop, hoist, pre, store_motion): New debug counters.
10242 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
10243 is not an RTL pass anymore.
10244 (pass_profiling): Remove extern decl for pass removed in 2005.
10245 (pass_gcse, pass_jump_bypass): Remove.
10246 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
10247 to 0 for clean state.
10248 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
10249 * cse.c (gate_handle_cse_after_global_opts,
10250 rest_of_handle_cse_after_global_opts): New functions.
10251 (pass_cse_after_global_opts): New pass, does local CSE.
10252 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
10253 (TV_CPROP): New timevar.
10254 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
10255 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
10256 (gcse_main, recompute_all_luids): Remove.
10257 (compute_hash_table_work): Call max_reg_num instead of reading
10259 (cprop_jump): Don't set run_jump_opt_after_gcse.
10260 (constprop_register): Always allow to alter jumps.
10261 (cprop_insn): Likewise.
10262 (do_local_cprop): Likewise.
10263 (local_cprop_pass): Likewise. Return non-zero if something changed.
10264 (cprop): Remove function, fold interesting bits into one_cprop_pass.
10265 (find_implicit_sets): Add note about missed optimization opportunity.
10266 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
10267 pass_rtl_cprop execute function.
10268 Don't bother tracking the pass number, each pass gets its own dumpfile
10270 Always allow to alter jumpsand bypass jumps.
10271 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
10272 will just find no suitable set.
10273 (pre_edge_insert): Fix dumping, this function is for PRE only.
10274 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
10275 pass_rtl_pre execute function.
10276 (hoist_code): Return non-zero if something changed. Keep track of
10277 substitutions and insertions for statistics gathering similar to PRE.
10278 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
10279 called from the pass_rtl_hoist execute function. Show pass statistics.
10280 (compute_store_table): Use max_reg_num directly instead of using the
10281 formerly global max_gcse_regno.
10282 (build_store_vectors): Likewise.
10283 (replace_store_insn): Fix dumping.
10284 (store_motion): Rename to ...
10285 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
10286 pass, called from the pass_rtl_store_motion execute function. Keep
10287 track of substitutions and insertions for statistics gathering similar
10289 (bypass_jumps): Remove, fold interesting bits into ...
10290 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
10291 from the pass_rtl_cprop execute function.
10292 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
10293 pass_jump_bypass): Remove.
10294 (gate_handle_gcse, rest_of_handle_gcse): Remove.
10295 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
10296 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
10297 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
10298 (gate_rtl_store_motion, execute_rtl_store_motion,
10299 pass_rtl_store_motion): New.
10300 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
10301 make it clear that -fcse-skip-blocks is a no-op for backward compat.
10302 * passes.c (init_optimization_passes): Remove pass_gcse and
10303 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
10304 and cse_after_global_opts in place of pass_gcse. Schedule cprop
10305 instead of pass_jump_bypass.
10307 2009-04-27 Richard Guenther <rguenther@suse.de>
10309 PR middle-end/39928
10310 * gimplify.c (gimplify_expr): If we are required to create
10311 a temporary make sure it ends up as register.
10313 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
10316 * config/i386/i386.c (construct_container): Don't call
10317 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
10318 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
10320 2009-04-27 Michael Matz <matz@suse.de>
10322 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
10323 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
10324 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
10325 (dump_replaceable_exprs): Take a bitmap.
10326 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
10328 (expand_gimple_basic_block): Likewise.
10329 * tree-ssa-ter.c (struct temp_expr_table_d): Make
10330 replaceable_expressions member a bitmap.
10331 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
10332 (mark_replaceable): Likewise.
10333 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
10334 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
10336 2009-04-27 Richard Guenther <rguenther@suse.de>
10338 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
10339 (verify_stmts): Dispatch to gimple/type verification code.
10340 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
10341 issue with call argument types.
10343 2009-04-27 Michael Matz <matz@suse.de>
10345 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
10346 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
10349 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
10350 Eric Botcazou <ebotcazou@adacore.com>
10352 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
10353 a label's basic block.
10354 (mark_target_live_regs): Tidy and rework obsolete comments.
10355 Change back DF problem to LIVE. If a label starts a basic block,
10356 assume that all registers that used to be live then still are.
10357 (init_resource_info): If a label starts a basic block, set its
10358 BLOCK_FOR_INSN accordingly.
10359 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
10361 2009-04-27 Richard Guenther <rguenther@suse.de>
10363 * tree-flow-inline.h (function_ann): Remove.
10364 (get_function_ann): Likewise.
10365 * tree-dfa.c (create_function_ann): Remove.
10366 * tree-flow.h (struct static_var_ann_d): Remove.
10367 (struct function_ann_d): Likewise.
10368 (union tree_ann_d): Remove fdecl member.
10369 (function_ann_t): Remove.
10370 (function_ann, get_function_ann, create_function_ann): Remove
10373 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
10375 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
10377 2009-04-27 Jan Hubicka <jh@suse.cz>
10379 * ipa-pure-const.c (struct funct_state_d): New fields
10380 state_previously_known, looping_previously_known; remove
10381 state_set_in_source.
10382 (analyze_function): Use new fields.
10383 (propagate): Avoid assumption that state_set_in_source imply
10386 * tree-ssa-loop-niter.c (finite_loop_p): New function.
10387 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
10388 * cfgloop.h (finite_loop_p): Declare.
10390 2009-04-26 Michael Matz <matz@suse.de>
10392 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
10394 2009-04-26 Michael Matz <matz@suse.de>
10396 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
10397 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
10398 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
10399 pass_mark_used_blocks): Remove.
10400 * tree-optimize.c (pass_free_datastructures,
10401 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
10402 * passes.c (init_optimization_passes): Don't call
10403 pass_mark_used_blocks, remove dead code.
10405 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
10407 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
10408 * tree-ssa-live.h (register_ssa_partition): Likewise.
10410 2009-04-26 Michael Matz <matz@suse.de>
10413 * builtins.c (fold_builtin_next_arg): Handle SSA names.
10414 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
10415 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
10417 (compare_pairs): Swap cost comparison.
10418 (coalesce_ssa_name): Don't use change_partition_var.
10419 * tree-nrv.c (struct nrv_data): Add modified member.
10420 (finalize_nrv_r): Set it.
10421 (tree_nrv): Use it to update statements.
10422 (pass_nrv): Require PROP_ssa.
10423 * tree-mudflap.c (mf_decl_cache_locals,
10424 mf_build_check_statement_for): Use make_rename_temp.
10425 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
10426 * alias.c (find_base_decl): Handle SSA names.
10427 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
10428 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
10429 * rtl.h (set_reg_attrs_for_parm): Declare.
10430 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
10431 to "optimized", remove unused locals at finish.
10432 (execute_free_datastructures): Make global, call
10433 delete_tree_cfg_annotations.
10434 (execute_free_cfg_annotations): Don't call
10435 delete_tree_cfg_annotations.
10437 * ssaexpand.h: New file.
10438 * expr.c (toplevel): Include ssaexpand.h.
10439 (expand_assignment): Handle SSA names the same as register variables.
10440 (expand_expr_real_1): Expand SSA names.
10441 * cfgexpand.c (toplevel): Include ssaexpand.h.
10442 (SA): New global variable.
10443 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
10444 (SSAVAR): New macro.
10445 (set_rtl): New helper function.
10446 (add_stack_var): Deal with SSA names, use set_rtl.
10447 (expand_one_stack_var_at): Likewise.
10448 (expand_one_stack_var): Deal with SSA names.
10449 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
10450 before unique numbers.
10451 (expand_stack_vars): Use set_rtl.
10452 (expand_one_var): Accept SSA names, add asserts for them, feed them
10453 to above subroutines.
10454 (expand_used_vars): Expand all partitions (without default defs),
10455 then only the local decls (ignoring those expanded already).
10456 (expand_gimple_cond): Remove edges when jumpif() expands an
10457 unconditional jump.
10458 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
10459 or remove abnormal edges. Ignore insns setting the LHS of a TERed
10461 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
10462 members of SA; deal with PARM_DECL partitions here; expand
10463 all PHI nodes, free tree datastructures and SA. Commit instructions
10464 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
10465 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
10466 info and statements at start, collect garbage at finish.
10467 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
10468 (VAR_ANN_PARTITION) Remove.
10469 (change_partition_var): Don't declare.
10470 (partition_to_var): Always return SSA names.
10471 (var_to_partition): Only accept SSA names.
10472 (register_ssa_partition): Only check argument.
10473 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
10475 (delete_var_map): Don't free it.
10476 (var_union): Only accept SSA names, simplify.
10477 (partition_view_init): Mark only useful SSA names as used.
10478 (partition_view_fini): Only deal with SSA names.
10479 (change_partition_var): Remove.
10480 (dump_var_map): Use ssa_name instead of partition_to_var member.
10481 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
10483 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
10484 (struct _elim_graph): New member const_dests; nodes member vector of
10486 (set_location_for_edge): New static helper.
10487 (create_temp): Remove.
10488 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
10489 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
10490 (new_elim_graph): Allocate const_dests member.
10491 (clean_elim_graph): Truncate const_dests member.
10492 (delete_elim_graph): Free const_dests member.
10493 (elim_graph_size): Adapt to new type of nodes member.
10494 (elim_graph_add_node): Likewise.
10495 (eliminate_name): Likewise.
10496 (eliminate_build): Don't take basic block argument, deal only with
10497 partition numbers, not variables.
10498 (get_temp_reg): New static helper.
10499 (elim_create): Use it, deal with RTL temporaries instead of trees.
10500 (eliminate_phi): Adjust all calls to new signature.
10501 (assign_vars, replace_use_variable, replace_def_variable): Remove.
10502 (rewrite_trees): Only do checking.
10503 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
10504 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
10505 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
10506 contains_tree_r, MAX_STMTS_IN_LATCH,
10507 process_single_block_loop_latch, analyze_edges_for_bb,
10508 perform_edge_inserts): Remove.
10509 (expand_phi_nodes): New global function.
10510 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
10511 functions, initialize new parameter, remember partitions having a
10513 (finish_out_of_ssa): New global function.
10514 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
10515 don't reset in_ssa_p here, don't disable TER when mudflap.
10516 (pass_del_ssa): Remove.
10517 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
10519 (execute_free_datastructures): Declare.
10520 * Makefile.in (SSAEXPAND_H): New variable.
10521 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
10522 * basic-block.h (commit_one_edge_insertion): Declare.
10523 * passes.c (init_optimization_passes): Move pass_nrv and
10524 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
10525 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
10526 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
10527 (redirect_branch_edge): Deal with super block when expanding, split
10528 out jump patching itself into ...
10529 (patch_jump_insn): ... here, new static helper.
10531 2009-04-26 Michael Matz <matz@suse.de>
10533 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
10534 beyond num_ssa_names.
10535 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
10536 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
10538 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10540 PR inline-asm/39543
10541 * fwprop.c (forward_propagate_asm): New function.
10542 (forward_propagate_and_simplify): Propagate also into __asm, if it
10543 doesn't increase the number of referenced registers.
10546 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
10548 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10550 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
10551 note_nonlocal_vla_type for nonlocal VLAs.
10552 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
10553 contains_remapped_vars, remap_vla_decls): New functions.
10554 (convert_nonlocal_reference_stmt): If not optimizing, call
10555 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
10556 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
10557 if it wasn't found in var_map.
10558 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
10559 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
10560 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
10562 * gimplify.c (nonlocal_vlas): New variable.
10563 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
10565 (gimplify_body): Create and destroy nonlocal_vlas.
10567 * dwarf2out.c (loc_descr_plus_const): New function.
10568 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
10569 mem_loc_descriptor, loc_descriptor_from_tree_1,
10570 descr_info_loc, gen_variable_die): Use it.
10572 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
10573 !TREE_STATIC VAR_DECLs.
10574 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
10575 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
10576 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
10577 DECL_BY_REFERENCE is valid.
10578 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
10579 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
10580 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
10581 Copy DECL_BY_REFERENCE.
10582 (struct nesting_copy_body_data): New type.
10583 (nesting_copy_decl): New function.
10584 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
10585 if they have variable length.
10587 2009-04-26 Michael Matz <matz@suse.de>
10589 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
10590 mark new temporaries for renaming.
10592 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10595 * c-decl.c (global_bindings_p): Return negative value.
10596 (c_variable_size): New. Based on variable_size from
10598 (grokdeclarator): Call c_variable_size not variable_size.
10600 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
10602 * config/i386/i386.c (print_operand) ['z']: Fix typo.
10604 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
10606 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
10607 Redefine it to just use mingw/include.
10608 (ASM_SPEC): Rules for -m32 and -m64.
10609 (LINK_SPEC): Use Likewise.
10610 (SPEC_32): New define.
10611 (SPEC_64): Likewise.
10612 (SUB_LINK_SPEC): Likewise.
10613 (MULTILIB_DEFAULTS): New define.
10614 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
10615 Add multilib options.
10616 (MULTILIB_DIRNAMES): Likewise.
10617 (MULTILIB_OSDIRNAMES): Likewise.
10618 (LIBGCC): Likewise.
10619 (INSTALL_LIBGCC): Likewise.
10621 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10624 * c-tree.h (enum c_inline_static_type): New.
10625 (record_inline_static): Declare.
10626 * c-decl.c (struct c_inline_static, c_inline_statics,
10627 record_inline_static, check_inline_statics): New.
10628 (pop_file_scope): Call check_inline_statics.
10629 (start_decl): Call record_inline_static instead of pedwarning
10630 directly for static in inline function.
10631 * c-typeck.c (build_external_ref): Call record_inline_static
10632 instead of pedwarning directly for static referenced in inline
10635 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
10637 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
10638 not new but only being rescanned.
10639 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
10640 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
10641 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
10642 record_set_info, compute_set, grealloc): Remove.
10643 (recompute_all_luids): New function.
10644 (gcse_main): Don't compute sets, and don't do related memory
10645 allocations/free-ing. If something changed before the end of the
10646 pass, update LUIDs using recompute_all_luids.
10647 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
10648 (free_gcse_mem): Don't free it either.
10649 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
10650 Use the df insn LUIDs.
10651 (load_killed_in_block): Likewise.
10652 (compute_hash_table_work): Don't compute reg_set_in_block.
10653 (compute_transp): Use DF_REG_DEF_CHAINs.
10654 (local_cprop_pass): Don't use compute_sets and related functions.
10655 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
10656 Use get_max_uid() instead of max_cuid.
10657 (insert_insn_end_basic_block, pre_insert_copy_insn,
10658 update_ld_motion_stores): Don't try to
10659 keep reg_set tables up to date.
10660 (pre_insert_copies): Use df insn LUIDs.
10661 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
10662 (reg_set_info): Don't use extra bitmap argument.
10663 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
10664 information to compute regs_set_in_block.
10665 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
10666 (bypass_jumps): Don't use compute_sets and friends.
10668 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10671 * opts.c (undocumented_msg): Do not leave blank even with
10674 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10676 * c-decl.c (build_enumerator): Allow values folding to integer
10677 constants but not integer constant expressions with a pedwarn if
10680 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10683 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
10684 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
10685 type is an integer constant.
10687 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10690 * config/i386/i386.c (print_operand) ['z']: Revert handling of
10693 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10696 * c-decl.c (grokdeclarator): Diagnose declarations of functions
10697 with variably modified return type and no storage class
10698 specifiers, except for the case of nested functions. Distinguish
10699 extern declarations of functions with variably modified return
10700 types from those of objects with variably modified types.
10702 2009-04-25 Jan Hubicka <jh@suse.cz>
10704 * tree.c (list_equal_p): New function.
10705 * tree.h (list_equal_p): Declare.
10706 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10707 basic_block_def, basic_block, const_basic_block): New.
10708 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
10709 (redirect_eh_edge): New function.
10710 (make_eh_edge_update_phi): EH edges are not abnormal.
10711 * except.c: Include tree-flow.h.
10712 (list_match): New function.
10713 (eh_region_replaceable_by_p): New function.
10714 (replace_region): New function.
10715 (hash_type_list): New function.
10716 (hash_eh_region): New function.
10717 (eh_regions_equal_p): New function.
10718 (merge_peers): New function.
10719 (remove_unreachable_regions): Verify EH tree when checking;
10721 (copy_eh_region_1): New function.
10722 (copy_eh_region): New function.
10723 (push_reachable_handler): New function.
10724 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
10725 regions without label but with live RESX.
10726 * except.h (redirect_eh_edge_to_label): New.
10727 * tree-flow.h (redirect_eh_edge): New.
10728 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10729 basic_block_def, basic_block, const_basic_block): Remove.
10730 * Makefile.in (except.o): Add dependency on tree-flow.h
10731 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
10732 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
10735 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
10738 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
10739 on the destination of memcpy.
10741 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
10743 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
10744 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
10745 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
10747 2009-04-25 Jan Hubicka <jh@suse.cz>
10749 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
10750 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
10751 to be reached by different label than left.
10752 (update_eh_edges): Update comment; remove edge_to_remove if possible
10753 and return true if suceeded.
10754 (cleanup_empty_eh): Accept sharing map; handle shared regions.
10755 (cleanup_eh): Compute sharing map.
10756 * except.c (remove_eh_handler_and_replace): Add argument if we should
10758 (remove_unreachable_regions): Update for label sharing.
10759 (label_to_region_map): Likewise.
10760 (get_next_region_sharing_label): New function.
10761 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
10763 (remove_eh_handler): Update.
10764 (remove_eh_region_and_replace_by_outer_of): New function.
10765 * except.h (struct eh_region): Add next_region_sharing_label.
10766 (remove_eh_region_and_replace_by_outer_of,
10767 get_next_region_sharing_label): Declare.
10768 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
10770 2009-04-25 Jan Hubicka <jh@suse.cz>
10772 * tree-cfg.c (split_critical_edges): Split also edges where we can't
10773 insert code even if they are not critical.
10775 2009-04-25 Jan Hubicka <jh@suse.cz>
10777 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10778 (gimple_can_remove_branch_p): EH edges won't remove branch by
10780 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
10781 updating of non-abnormal EH edges.
10782 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10783 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
10784 (split_critical_edges): Split also edges where emitting code on them
10785 will lead to splitting later.
10787 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10788 H.J. Lu <hongjiu.lu@intel.com>
10791 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
10792 the configured assembler supports fildq and fistpq mnemonics.
10793 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
10794 * configure: Regenerated.
10795 * config.in: Ditto.
10797 * config/i386/i386.c (print_operand): Handle 'Z'.
10798 ['z']: Remove handling of special fild/fist suffixes.
10799 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
10800 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
10801 suffix of fild insn.
10802 (*floatsi<mode>2_vector_mixed): Ditto.
10803 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
10804 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
10805 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
10806 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
10807 * config/i386/gas.h (GAS_MNEMONICS): Remove.
10809 2009-04-25 Ben Elliston <bje@au.ibm.com>
10811 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
10812 the source of a set operation.
10814 2009-04-25 Anatoly Sokolov <aesok@post.ru>
10816 * target.h (struct gcc_target): Add case_values_threshold field.
10817 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
10818 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
10819 * targhooks.c (default_case_values_threshold): New function.
10820 * targhooks.h (default_case_values_threshold): Declare function.
10821 * stmt.c (expand_case): Use case_values_threshold target hook.
10822 * expr.h (case_values_threshold): Remove declartation.
10823 * expr.c (case_values_threshold): Remove function.
10824 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
10826 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
10827 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10828 (avr_case_values_threshold): Declare as static.
10829 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
10831 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
10832 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10833 (mn10300_case_values_threshold): New function.
10835 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10837 * ira.c (setup_cover_and_important_classes): Add enum cast.
10839 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
10841 * genpreds.c (write_enum_constraint_num): Output definition of
10842 CONSTRAINT_NUM_DEFINED_P macro.
10843 * ira.c (setup_cover_and_important_classes): Use
10844 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
10846 2009-04-24 DJ Delorie <dj@redhat.com>
10848 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
10849 __SH2A_SINGLE_ONLY__ also.
10851 2009-04-24 Steve Ellcey <sje@cup.hp.com>
10853 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
10854 (movdf_internal): Ditto.
10855 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
10856 SFmode and DFmode constants.
10857 (ia64_print_operand): Add 'G' format for printing
10858 floating point constants.
10860 2009-04-24 Richard Guenther <rguenther@suse.de>
10862 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
10863 from unsigned additions.
10865 2009-04-24 Joseph Myers <joseph@codesourcery.com>
10867 * c-typeck.c (set_init_index): Allow array designators that are
10868 not integer constant expressions with a pedwarn if pedantic.
10870 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10872 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
10873 zero if no overlap in nonzero bits between the operands.
10875 2009-04-24 Ian Lance Taylor <iant@google.com>
10877 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
10878 (record_dead_and_set_regs): Likewise.
10879 * df.h (struct df_mw_hardreg): Change flags field to int.
10880 (struct df_base_ref): Likewise.
10881 (struct df): Change changeable_flags field to int.
10882 * df-scan.c (df_defs_record): Change clobber_flags to int.
10883 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
10884 constants rather than #define macros.
10885 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
10886 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
10887 (enum dwarf_calling_convention): Likewise.
10888 (enum dwarf_line_number_x_ops): Likewise.
10889 (enum dwarf_call_frame_info): Likewise.
10890 (enum dwarf_source_language): Likewise.
10891 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
10892 (add_calling_convention_attribute): Likewise.
10893 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
10894 (combine_comparisons): Change compcode to int. Add cast to enum type.
10895 * genrecog.c (maybe_both_true_2): Change c to int.
10896 (write_switch): Likewise. Add cast to enum type.
10897 * gimplify.c (gimplify_omp_for): Handle return values from
10898 gimplify_expr using MIN rather than bitwise or.
10899 (gimplify_expr): Add cast to enum type.
10900 * ipa-prop.c (update_jump_functions_after_inlining): Change
10901 IPA_BOTTOM to IPA_JF_UNKNOWN.
10902 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
10903 Add casts to enum type.
10904 (setup_cover_and_important_classes): Change cl to int. Add casts
10906 (setup_class_translate): Change cl and mode to int.
10907 (ira_init_once): Change mode to int.
10908 (free_register_move_costs): Likewise.
10909 (setup_prohibited_mode_move_regs): Add casts to enum type.
10910 * langhooks.c (add_builtin_function_common): Rework assertion that
10911 value fits bitfield.
10912 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
10913 * omega.c (omega_do_elimination): Avoid math on enum types.
10914 * optabs.c (expand_vec_shift_expr): Remove casts to int.
10915 * opts.c (set_debug_level): Change 2 to enum constant. Use new
10916 int local to handle integral_argment value.
10917 * regmove.c (try_auto_increment): Change PUT_MODE to
10919 * reload.c (push_secondary_reload): Add casts to enum type.
10920 (secondary_reload_class, find_valid_class): Likewise.
10921 * reload1.c (emit_input_reload_insns): Likewise.
10922 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
10923 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
10924 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
10926 * tree.c (build_common_builtin_nodes): Add casts to enum type.
10927 * tree-complex.c (complex_lattice_t): Typedef to int rather than
10929 (expand_complex_libcall): Add casts to enum type.
10930 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
10931 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
10932 with ERROR_MARK, not NUM_TREE_CODES.
10933 (vect_create_epilog_for_reduction): Likewise.
10934 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
10935 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
10936 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
10938 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
10939 vect_unused_in_loop. Change 0 to loop_vect.
10940 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
10941 * var-tracking.c (get_init_value): Change return type to enum
10943 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
10944 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
10946 (arm_override_options): Add casts to enum type.
10947 (arm_emit_tls_decoration): Likewise.
10948 * config/i386/i386.c (ix86_function_specific_restore): Add casts
10950 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
10951 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
10952 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
10954 * config/s390/s390.c (code_for_builtin_64): Change to array of
10956 (code_for_builtin_31): Likewise.
10957 (s390_expand_builtin): Change code_for_builtin to enum insn_code
10959 * config/sparc/sparc.c (sparc_override_options): Change value
10960 field in struct code_model to enum cmodel. In initializer change
10961 0 to NULL and add cast to enum type.
10963 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
10964 Change all callers. Issue a -Wc++-compat warning using
10965 lhs_origtype if necessary.
10966 (convert_for_assignment): Issue -Wc++-compat warnings about
10967 invalid conversions to enum type on assignment.
10968 * c-common.h (build_modify_expr): Update declaration.
10970 2009-04-24 Nick Clifton <nickc@redhat.com>
10972 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
10973 (function_arg_advance): Likewise.
10974 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
10977 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10979 * config/s390/constraints.md ('I', 'J'): Fix condition.
10981 2009-04-24 Diego Novillo <dnovillo@google.com>
10983 * gengtype-parse.c (parse_error): Add newline after message.
10985 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10987 * config/i386/sse.md (avxmodesuffixs): Removed.
10988 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
10989 (*avx_pinsr<ssevecsize>): This.
10991 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10993 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
10994 follow chains of regs with a single definition, and allow expressions
10995 that are function_invariant_p.
10996 (simple_rhs_p): Allow expressions that are function_invariant_p.
10998 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
11000 PR middle-end/39867
11001 * fold-const.c (fold_cond_expr_with_comparison): When folding
11002 > and >= to MAX, make sure the MAX uses the same type as the
11003 comparison's operands.
11005 2009-04-24 Nick Clifton <nickc@redhat.com>
11007 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
11008 addressing for DImode accesses.
11009 (frv_print_operand_address): Handle PLUS case.
11010 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
11012 2009-04-24 Jakub Jelinek <jakub@redhat.com>
11014 PR rtl-optimization/39794
11015 * alias.c (canon_true_dependence): Add x_addr argument.
11016 * rtl.h (canon_true_dependence): Adjust prototype.
11017 * cse.c (check_dependence): Adjust canon_true_dependence callers.
11018 * cselib.c (cselib_invalidate_mem): Likewise.
11019 * gcse.c (compute_transp): Likewise.
11020 * dse.c (scan_reads_nospill): Likewise.
11021 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
11022 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
11023 canon_base_addr of the group, plus optional offset.
11024 (struct group_info): Rename canon_base_mem to
11026 (get_group_info): Set canon_base_addr to canon_rtx of base, not
11027 canon_rtx of base_mem.
11029 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
11031 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
11032 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
11034 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11036 * config/spu/spu-builtins.h: Delete file.
11038 * config/spu/spu.h (enum spu_builtin_type): Move here from
11040 (struct spu_builtin_description): Likewise. Add GTY marker.
11041 Do not use enum spu_function_code or enum insn_code.
11042 (spu_builtins): Add extern declaration.
11044 * config/spu/spu.c: Do not include "spu-builtins.h".
11045 (enum spu_function_code, enum spu_builtin_type_index,
11046 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
11047 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
11048 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
11049 unsigned_V2DI_type_node): Move here from spu-builtins.h.
11050 (spu_builtin_types): Make static. Add GTY marker.
11051 (spu_builtins): Add extern declaration with GTY marker.
11052 Include "gt-spu.h".
11054 * config/spu/spu-c.c: Do not include "spu-builtins.h".
11055 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
11056 Check programmatically whether all parameters are scalar.
11058 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
11060 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
11062 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
11063 assignment from the constructor either if the target is volatile.
11065 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
11067 * config/arm/arm.md (insv): Do not share operands[0].
11069 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
11071 * config/vxlib-tls.c (active_tls_threads): Delete.
11072 (delete_hook_installed): New.
11073 (tls_delete_hook): Don't delete the delete hook.
11074 (tls_destructor): Delete it here.
11075 (__gthread_set_specific): Adjust installing the delete hook.
11076 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
11077 __gthread_leave_tsd_dtor_context.
11079 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
11081 * c-format.c (gcc_tdiag_char_table): Add support for %E.
11083 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
11085 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
11087 (alpha_rtx_costs): Ditto.
11088 (emit_unlikely_jump): Use add_reg_note.
11089 (emit_frame_store_1): Ditto.
11090 (alpha_expand_prologue): Ditto.
11091 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11092 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
11094 2009-04-23 Nick Clifton <nickc@redhat.com>
11096 * config/v850/v850.md (epilogue): Remove suppressed code.
11097 (return): Rename to return_simple and remove test of frame size.
11098 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
11099 to gen_return_simple.
11101 2009-04-22 Jing Yu <jingyu@google.com>
11104 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
11106 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11109 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
11110 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
11111 value is a VECTOR_CST, the element type is the element type of the
11114 2009-04-22 DJ Delorie <dj@redhat.com>
11116 * config/m32c/m32c.h: Update GTY annotations to new syntax.
11118 2009-04-22 Jakub Jelinek <jakub@redhat.com>
11120 * alias.c (find_base_term): Move around LO_SUM case, so that
11121 CONST falls through into PLUS/MINUS handling.
11124 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
11125 into 0, use omit_one_operand.
11127 2009-04-23 Ben Elliston <bje@au.ibm.com>
11129 * config/rs6000/linux-unwind.h (get_regs): Remove type
11130 puns. Change the type of `pc' to an array of unsigned ints and
11131 update all users. Constify frame24.
11133 2009-04-22 DJ Delorie <dj@redhat.com>
11135 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
11136 declarations before code.
11137 (current_function_special_page_vector): Likewise.
11138 (m32c_expand_insv): Silence a warning.
11140 2009-04-21 Taras Glek <tglek@mozilla.com>
11142 * alias.c: Update GTY annotations to new syntax.
11143 * basic-block.h: Likewise.
11144 * bitmap.h: Likewise.
11145 * c-common.h: Likewise.
11146 * c-decl.c: Likewise.
11147 * c-parser.c: Likewise.
11148 * c-pragma.c: Likewise.
11149 * c-tree.h: Likewise.
11150 * cfgloop.h: Likewise.
11151 * cgraph.h: Likewise.
11152 * config/alpha/alpha.c: Likewise.
11153 * config/arm/arm.h: Likewise.
11154 * config/avr/avr.h: Likewise.
11155 * config/bfin/bfin.c: Likewise.
11156 * config/cris/cris.c: Likewise.
11157 * config/darwin.c: Likewise.
11158 * config/frv/frv.c: Likewise.
11159 * config/i386/i386.c: Likewise.
11160 * config/i386/i386.h: Likewise.
11161 * config/i386/winnt.c: Likewise.
11162 * config/ia64/ia64.h: Likewise.
11163 * config/iq2000/iq2000.c: Likewise.
11164 * config/mips/mips.c: Likewise.
11165 * config/mmix/mmix.h: Likewise.
11166 * config/pa/pa.c: Likewise.
11167 * config/pa/pa.h: Likewise.
11168 * config/rs6000/rs6000.c: Likewise.
11169 * config/s390/s390.c: Likewise.
11170 * config/sparc/sparc.c: Likewise.
11171 * config/xtensa/xtensa.c: Likewise.
11172 * cselib.h: Likewise.
11173 * dbxout.c: Likewise.
11174 * dwarf2out.c: Likewise.
11175 * except.c: Likewise.
11176 * except.h: Likewise.
11177 * fixed-value.h: Likewise.
11178 * function.c: Likewise.
11179 * function.h: Likewise.
11180 * gimple.h: Likewise.
11181 * integrate.c: Likewise.
11182 * optabs.c: Likewise.
11183 * output.h: Likewise.
11184 * real.h: Likewise.
11186 * stringpool.c: Likewise.
11187 * tree-data-ref.c: Likewise.
11188 * tree-flow.h: Likewise.
11189 * tree-scalar-evolution.c: Likewise.
11190 * tree-ssa-address.c: Likewise.
11191 * tree-ssa-alias.h: Likewise.
11192 * tree-ssa-operands.h: Likewise.
11193 * tree.c: Likewise.
11194 * tree.h: Likewise.
11195 * varasm.c: Likewise.
11196 * varray.h: Likewise.
11198 * coretypes.h: Do not define GTY macro if it is already defined.
11199 * doc/gty.texi: Update GTY documentation to new syntax.
11200 * gengtype-lex.l: Enforce attribute-like syntax for GTY
11201 annotations on structs.
11202 * gengtype-parse.c: Likewise.
11204 2009-04-22 Mark Heffernan <meheff@google.com>
11206 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
11208 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11210 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
11213 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11215 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
11216 the same as a PLUS without a shift. Increase the cost of a
11219 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11221 * Makefile.in: Update dependencies.
11222 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
11223 * errors.h: Remove bogus comment about compatibility.
11224 (warning): Update declaration.
11225 * genautomata.c: Update all calls to warning.
11226 * gimple.c: Do not include errors.h. Include toplev.h.
11227 * tree-ssa-structalias.c: Do not include errors.h.
11228 * omega.c: Likewise.
11229 * tree-ssa-reassoc.c: Likewise.
11230 * config/spu/spu-c.c: Likewise.
11231 * config/spu/t-spu-elf: Update dependencies.
11233 2009-04-22 Richard Guenther <rguenther@suse.de>
11235 PR tree-optimization/39824
11236 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
11237 make sure the types are compatible.
11239 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11242 * c-common.c (c_parse_error): Take a token_flags parameter.
11243 Use token_type for the token type instead.
11244 Pass token_flags to cpp_type2name.
11245 * c-common.h (c_parse_error): Update declaration.
11246 * c-parser.c (c_parser_error): Pass 0 as token flags.
11248 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
11250 PR rtl-optimization/39580
11251 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
11253 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11255 * function.c (expand_function_end): Do not emit a jump to the "naked"
11256 return label for fall-through returns.
11257 * except.c (sjlj_emit_function_exit): Always place the call to the
11258 unregister function at the location installed by expand_function_end.
11260 2009-04-22 Richard Guenther <rguenther@suse.de>
11262 PR tree-optimization/39845
11263 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
11264 (gen_inbound_check): Likewise.
11266 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
11268 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
11270 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
11271 * config/vxlib.c (__gthread_once): Add race guard for PPC.
11273 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11275 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
11276 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
11277 shift counts to avoid out-of-bounds array accesses.
11279 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11281 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
11282 (Pmode): Move above.
11284 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
11286 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
11287 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
11288 GET_CODE macro. Use IN_RANGE macro where appropriate.
11289 * config/alpha/alpha.h: Ditto.
11290 * config/alpha/alpha.md: Ditto.
11291 * config/alpha/constraints.md: Ditto.
11292 * config/alpha/predicates.md: Ditto.
11294 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11296 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
11297 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11298 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11299 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11300 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11301 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11302 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11303 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11304 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11305 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11306 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11307 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11308 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11309 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11310 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11311 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11312 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11313 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11314 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11315 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11316 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11317 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11318 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11319 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11320 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11321 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11322 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11324 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11326 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
11327 references from comments.
11328 * cfgbuild.c: (count_basic_blocks): Delete.
11329 (find_basic_blocks_1): Delete.
11330 (find_basic_blocks): Delete.
11331 * except.c (finish_eh_generation): Make static. Move comment from
11332 except.h here. Remove find_basic_blocks references from comments.
11333 * except.h (finish_eh_generation): Delete.
11334 * basic-block.h (find_basic_blocks): Delete.
11335 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
11337 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
11339 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
11340 (sdbout_parms): Likewise.
11342 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
11344 * config/sh/sh.c (prepare_cbranch_operands): Use
11345 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
11346 (expand_cbranchdi4): Likewise.
11347 (from_compare): Add cast to enum type.
11348 (expand_cbranchsi4): Use add_reg_note.
11349 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
11350 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
11351 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
11352 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11353 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
11354 instead of CODE_FOR_nothing.
11355 (cbranchdi4): Likewise. Fix the order of arguments for
11357 (push_fpscr): Use add_reg_note.
11358 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
11359 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
11361 2009-04-21 Joseph Myers <joseph@codesourcery.com>
11363 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
11364 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11365 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11366 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
11367 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
11368 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
11369 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
11370 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
11371 config/alpha/x-vms, config/arc/t-arc,
11372 config/arm/README-interworking, config/arm/arm-c.c,
11373 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
11374 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
11375 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
11376 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
11377 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
11378 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
11379 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
11380 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
11381 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
11382 config/cris/t-elfmulti, config/crx/t-crx,
11383 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
11384 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
11385 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
11386 config/h8300/t-h8300, config/i386/athlon.md,
11387 config/i386/darwin-libgcc.10.4.ver,
11388 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
11389 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
11390 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
11391 config/i386/t-linux64, config/i386/t-nwld,
11392 config/i386/t-rtems-i386, config/i386/t-sol2-10,
11393 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
11394 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
11395 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
11396 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
11397 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
11398 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
11399 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
11400 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
11401 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
11402 config/m68k/t-uclinux, config/mcore/t-mcore,
11403 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
11404 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
11405 config/mips/crtn.asm, config/mips/irix-crti.asm,
11406 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
11407 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
11408 config/mips/mips-fixed.md, config/mips/sb1.md,
11409 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
11410 config/mips/t-iris6, config/mips/t-isa3264,
11411 config/mips/t-libgcc-mips16, config/mips/t-linux64,
11412 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
11413 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
11414 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
11415 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
11416 config/mn10300/t-linux, config/mn10300/t-mn10300,
11417 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
11418 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
11419 config/picochip/libgccExtras/clzsi2.asm,
11420 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
11421 config/rs6000/darwin-libgcc.10.4.ver,
11422 config/rs6000/darwin-libgcc.10.5.ver,
11423 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
11424 config/rs6000/t-aix43, config/rs6000/t-aix52,
11425 config/rs6000/t-darwin, config/rs6000/t-fprules,
11426 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
11427 config/rs6000/t-lynx, config/rs6000/t-netbsd,
11428 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
11429 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
11430 config/rs6000/t-rtems, config/rs6000/t-spe,
11431 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
11432 config/score/t-score-elf, config/sh/divcost-analysis,
11433 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
11434 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
11435 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
11436 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
11437 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
11438 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
11439 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
11440 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
11441 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
11442 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
11443 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
11444 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
11445 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
11446 limitx.h, version.c, xcoff.h: Add copyright and license notices.
11447 * config/h8300/genmova.sh: Include copyright and license notices
11448 in generated output.
11449 * config/h8300/mova.md: Regenerate.
11450 * doc/install.texi2html: Include word "Copyright" in copyright
11451 notice and use name "Free Software Foundation, Inc.".
11452 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11453 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11454 ChangeLog-2007, ChangeLog-2008: Correct dates.
11456 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
11458 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
11459 NE_EXPR operations as well.
11460 * c-parser.c (c_parser_condition): Do not set location information on
11462 (c_parser_conditional_expression): Likewise.
11463 (c_parser_binary_expression): Set location information on operators.
11464 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
11465 TRUTH_NOT_EXPR has been folded.
11466 * fold-const.c (fold_truth_not_expr): Copy location information from
11467 the incoming expression to the outgoing one.
11468 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
11469 recursive calls on the LHS of the operator but pass that of the
11470 operator to recursive calls on the RHS of the operator. Set it
11472 (shortcut_cond_expr): Set the locus of the operator on the second
11473 COND_EXPR and that of the expression on the first in degenerate cases.
11474 Pass the locus of the expression to calls to shortcut_cond_r.
11475 Set the locus of the 'then' block on the associated jump, if any.
11476 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
11477 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
11478 expression to call to gimplify_boolean_expr.
11480 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
11482 * config.gcc: Add additional configuration for
11483 i686-w64-mingw* and x86_64-w64-mingw* triplet.
11484 * config/i386/mingw-w64.h: New mingw-w64 specific header.
11485 (CPP_SPEC): Redefine for allowing -municode option.
11486 (STARTFILE_SPEC): Likewise.
11487 * config/i386/t-mingw-w64: New.
11488 * config/i386/mingw-w64.opt: New.
11489 (municode): Add new target option.
11490 * doc/invoke.texi (municode): Add documentation for new option.
11492 2009-04-21 Ian Lance Taylor <iant@google.com>
11494 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11495 Correct test for number of arguments.
11496 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
11498 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
11500 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
11501 argument of emit_library_call.
11503 2009-04-21 Richard Guenther <rguenther@suse.de>
11505 PR middle-end/39829
11506 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
11507 inside VIEW_CONVERT_EXPRs.
11509 2009-04-21 Martin Jambor <mjambor@suse.cz>
11511 * tree-switch-conversion.c (build_constructors): Split a long line.
11512 (constructor_contains_same_values_p): New function.
11513 (build_one_array): Create assigns of constants if possible, do not
11514 call mark_sym_for_renaming, call update_stmt.
11515 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
11516 make_rename_temp. Do not call mark_symbols_for_renaming, call
11518 (gen_def_assigns): Do not call mark_symbols_for_renaming or
11519 find_new_referenced_vars, call update_stmt.
11520 (gen_inbound_check): Use create_tmp_var and create ssa names manually
11521 instead of calling make_rename_temp. Do not call
11522 find_new_referenced_vars or mark_symbols_for_renaming, call
11525 2009-04-21 Richard Guenther <rguenther@suse.de>
11527 PR tree-optimization/39827
11528 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
11529 (tree_ssa_phiprop): Pass the correct array size.
11531 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
11533 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
11535 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
11538 * c-typeck.c (lvalue_p): Move declaration ...
11539 * c-common.h (lvalue_p): ... to here.
11540 * c-common.c (candidate_equal_p): New.
11541 (add_tlist): Use it.
11542 (merge_tlist): Use it.
11543 (warn_for_collisions_1): Likewise.
11544 (warning_candidate_p): Accept more candidates.
11545 (verify_tree): A warning candidate can be an expression. Use
11548 2009-04-21 Ben Elliston <bje@au.ibm.com>
11551 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
11552 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
11553 options. Remove -mcall-solaris documentation.
11555 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11558 * doc/invoke.texi (-Wlong-long): Update description.
11559 * c-lex (interpret_integer): Only warn if there was no previous
11560 overflow and -Wlong-long is enabled.
11561 * c-decl.c (declspecs_add_type): Drop redundant flags.
11562 * c.opt (Wlong-long): Init to -1.
11563 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
11564 and front-end warn_long_long. Wlong-long only depends on other
11565 flags if it is uninitialized.
11566 * c-parser.c (disable_extension_diagnostics): warn_long_long is
11567 the same for CPP and FE.
11568 (restore_extension_diagnostics): Likewise.
11570 2009-04-20 Ian Lance Taylor <iant@google.com>
11572 Fix enum conversions which are invalid in C++:
11573 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
11574 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
11575 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
11576 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
11577 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
11578 (dbxout_parms): Likewise.
11579 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
11580 (df_clear_flags): Likewise.
11581 * df-problems.c (df_rd_bb_local_compute_process_def): Change
11582 top_flag parameter to int.
11583 (df_chain_create_bb_process_use): Likewise.
11584 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
11586 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
11587 (df_ref_create_structure, df_def_record_1): Likewise.
11588 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
11589 (df_notes_rescan): Change 0 to VOIDmode in function call.
11590 (df_get_call_refs, df_insn_refs_collect): Likewise.
11591 (df_bb_regs_collect): Likewise.
11592 (df_entry_block_defs_collect): Likewise.
11593 (df_exit_block_uses_collect): Likewise.
11594 * df.h: Update declarations.
11595 * double-int.c (double_int_divmod): Add cast to enum type.
11596 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
11597 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
11598 (based_loc_descr): Likewise.
11599 (loc_descriptor_from_tree_1): Change first_op and second_op to
11600 enum dwarf_location_atom. Add cast to enum type.
11601 * expmed.c (init_expmed): Change 0 to SET in function call.
11602 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
11603 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
11604 (do_store_flag): Likewise.
11605 * fixed-value.h (struct fixed_value): Change mode to enum
11607 * function.c (assign_parms): Change 0 to VOIDmode in function call.
11608 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
11610 (insert_insn_decl, insert_decl, insert_state): Likewise.
11611 (automata_list_finish): Likewise.
11612 * genrecog.c (process_define_predicate): Add cast to enum type.
11613 * gensupport.c (init_predicate_table): Add cast to enum type.
11614 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
11616 (gimple_build_call_1, gimple_build_label): Likewise.
11617 (gimple_build_goto, gimple_build_asm_1): Likewise.
11618 (gimple_build_switch_1, gimple_build_cdt): Likewise.
11619 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
11620 (enum fallback): Rename from enum fallback_t.
11621 (fallback_t): Typedef as int.
11622 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
11623 GSI_SAME_STMT in function call.
11624 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
11626 (setup_reg_class_relations): Likewise.
11627 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
11628 (setup_prohibited_class_mode_regs): Add cast to enum type.
11629 (setup_prohibited_mode_move_regs): Likewise.
11630 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
11631 (record_address_regs): Change i to enum reg_class.
11632 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
11633 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
11634 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
11635 (GET_MODE_2XWIDER_MODE): Likewise.
11636 (GET_CLASS_NARROWEST_MODE): Likewise.
11637 * omp-low.c (expand_omp_for): Add cast to enum type.
11638 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
11639 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
11640 * postreload.c (reload_cse_simplify_operands): Change rclass local
11642 * predict.c (combine_predictions_for_insn): Change best_predictor
11643 and predictor to enum br_predictor.
11644 (combine_predictions_for_bb): Likewise.
11645 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
11646 use SET_PREDICT_EXPR_OUTCOME.
11647 * real.c (real_arithmetic): Change icode to code in function call.
11648 * reginfo.c (init_move_cost): Add casts to enum type.
11649 (init_reg_sets_1, init_fake_stack_mems): Likewise.
11650 * regmove.c (regclass_compatible_p): Change class0 and class1 to
11652 * reload.c (find_valid_class): Add casts to enum type.
11653 (push_reload): Change 0 to NO_REGS in function call.
11654 (find_reloads): Change this_alternative to array of enum
11655 reg_class. Remove some now-unnecessary casts.
11656 (make_memloc): Change 0 to VOIDmode in function call.
11657 * reload1.c (reload): Change 0 to VOIDmode in function call.
11658 (eliminate_regs_1, elimination_effects): Likewise.
11659 (eliminate_regs_in_insn): Likewise.
11660 (emit_input_reload_insns): Add cast to enum type.
11661 (delete_output_reload): Change 0 to VOIDmode in function call.
11662 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
11663 to enum type in function call.
11664 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
11665 (SET_PREDICT_EXPR_OUTCOME): Define.
11666 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
11667 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
11668 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
11669 (dump_function): Likewise.
11670 * tree-dump.h: Update declarations.
11671 * tree-pass.h: Update declarations.
11672 * varasm.c (assemble_integer): Change mclass to enum mode_class.
11673 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
11675 (arm_rtx_costs_1): Correct parenthesization.
11676 (arm_rtx_costs): Add casts to enum type.
11677 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
11678 (vfp_emit_fstmd): Use add_rg_note.
11679 (emit_multi_reg_push, emit_sfm): Likewise.
11680 (thumb_set_frame_pointer): Likewise.
11681 (arm_expand_prologue): Likewise.
11682 (arm_regno_class): Change return type to enum reg_class.
11683 (thumb1_expand_prologue): Use add_reg_note.
11684 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
11685 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
11687 * config/arm/gentune.sh: Add cast to enum type.
11688 * config/arm/arm-tune.md: Rebuild.
11689 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
11690 (ix86_split_fp_branch, predict_jump): Likewise.
11691 (ix86_expand_multi_arg_builtin): Change sub_code from enum
11692 insn_code to enum rtx_code.
11693 (ix86_builtin_vectorized_function): Add cast to enum type.
11694 * config/i386/i386.md (truncdfsf2): Change slot to enum
11696 (truncxf<mode>2, isinf<mode>2): Likewise.
11697 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
11699 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
11700 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
11701 (insert_bundle_state): Change 1 to INSERT in function call.
11702 (ia64_add_bundle_selector_before): Likewise.
11703 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
11704 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
11705 (restore_stack_nonlocal): Likewise.
11706 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
11708 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
11710 (mips_rtx_costs): Likewise.
11711 (mips_override_options): Add casts to enum type.
11712 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
11714 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
11715 (store_reg, set_reg_plus_d): Likewise.
11716 (hppa_expand_prologue, hppa_profile_hook): Likewise.
11717 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
11719 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
11721 (emit_unlikely_jump): Use add_reg_note.
11722 (rs6000_emit_allocate_stack): Likewise.
11723 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
11724 (output_toc): Change 1 to INSERT in function call.
11725 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
11726 (rs6000_initialize_trampoline): Likewise.
11727 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
11729 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
11730 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
11731 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
11732 (save_gprs): Use add_reg_note.
11733 (s390_emit_prologue): Likewise.
11734 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11735 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
11736 (sparc_fold_builtin): Add cast to enum type.
11737 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
11739 (spu_expand_prologue): Use add_reg_note.
11740 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
11742 2009-04-20 Ian Lance Taylor <iant@google.com>
11744 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
11745 (c_parser_postfix_expression_after_primary): Get VEC for list of
11746 arguments. Get original types of arguments. Call
11747 build_function_call_vec.
11748 (cached_expr_list_1, cached_expr_list_2): New static variables.
11749 (c_parser_expr_list): Change return type to VEC *. Add
11750 p_orig_types parameter. Change all callers.
11751 (c_parser_release_expr): New static function.
11752 (c_parser_vec_to_tree_list): New static function.
11753 * c-typeck.c (build_function_call): Rewrite to build a VEC and
11754 call build_function_call_vec.
11755 (build_function_call_vec): New function, based on old
11756 build_function_call.
11757 (convert_arguments): Remove nargs and argarray parameters. Change
11758 values to a VEC. Add origtypes parameter.
11759 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
11760 (convert_for_assignment): Add origtype parameter. Change all
11761 callers. If warn_cxx_compat, check for conversion to an enum
11762 type when calling a function.
11763 (store_init_value): Add origtype parameter. Change all callers.
11764 (digest_init): Likewise.
11765 (struct init_node): Add origtype field.
11766 (add_pending_init): Add origtype parameter. Change all callers.
11767 (output_init_element): Likewise.
11768 (output_pending_init_elements): Pass origtype from init_node to
11769 output_init_element.
11770 (process_init_element): Pass origtype from c_expr to
11771 output_init_element.
11772 (c_finish_return): Add origtype parameter. Change all callers.
11773 * c-common.c (sync_resolve_size): Change params to VEC *. Change
11775 (sync_resolve_params): Likewise.
11776 (sync_resolve_return): Change params to first_param. Change caller.
11777 (resolve_overloaded_builtins): Change params to VEC *. Change
11778 callers. Save first parameter around call to build_function_call_vec.
11779 * c-decl.c (finish_decl): Add origtype parameter. Change all
11780 callers. Call build_function_call_vec rather than
11781 build_function_call for cleanup.
11782 * c-tree.h: Update declarations.
11783 * c-common.h: Update declarations.
11784 * stub-objc.c (objc_rewrite_function_call): Change parameter from
11785 params to first_param.
11786 * target.h (struct gcc_target): Change resolve_overloaded_builtin
11787 params parameter from tree to void *.
11788 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11789 Change arglist parameter to have type void *, and to be a pointer
11791 * config/rs6000/rs6000-protos.h
11792 (altivec_resolve_overloaded_builtin): Update declaration.
11793 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
11794 fnargs parameter to have type void *, and to be a pointer to a
11795 VEC. Call build_function_call_vec instead of
11796 build_function_call.
11797 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
11799 2009-04-20 Joey Ye <joey.ye@intel.com>
11800 Xuepeng Guo <xuepeng.guo@intel.com>
11801 H.J. Lu <hongjiu.lu@intel.com>
11803 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
11805 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
11806 (IX86_LEA_PRIORITY): Likewise.
11807 (distance_non_agu_define): New function.
11808 (distance_agu_use): Likewise.
11809 (ix86_lea_for_add_ok): Likewise.
11810 (ix86_dep_by_shift_count): Likewise.
11812 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
11813 should split for LEA.
11815 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
11817 (ix86_dep_by_shift_count): Likewise.
11819 2009-04-20 Richard Guenther <rguenther@suse.de>
11821 * expr.c (handled_component_p): Move ...
11822 * tree.h (handled_component_p): ... here.
11823 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
11824 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
11825 and REALPART_EXPR to be in one group.
11827 2009-04-20 Richard Guenther <rguenther@suse.de>
11829 * basic-block.h (get_all_dominated_blocks): Declare.
11830 * dominance.c (get_all_dominated_blocks): New function.
11831 * tree-cfg.c (get_all_dominated_blocks): Remove.
11832 (remove_edge_and_dominated_blocks): Adjust.
11833 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
11834 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
11835 instead of recursing.
11837 2009-04-20 Doug Kwan <dougkwan@google.com>
11839 * cgraph.h (cgraph_node_ptr): New type for vector functions.
11840 (struct cgraph_node_set_def): New type.
11841 (cgraph_node_set) New type. Also declare vector functions.
11842 (struct cgraph_node_set_element_def): New type.
11843 (cgraph_node_set_element): Ditto.
11844 (cgraph_node_set_iterator): New iterator type.
11845 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
11846 cgraph_node_set_remove, dump_cgraph_node_set,
11847 debug_cgraph_node_set): New prototypes.
11848 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
11849 cgraph_node_set_size): New inlines.
11850 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
11851 including cgraph.h.
11852 (struct ipa_opt_pass): Add struct cgraph_node_set_def
11853 argument to function 'write_summary'.
11854 * ipa.c: Include ggc.h.
11855 (hash_cgraph_node_set_element,
11856 eq_cgraph_node_set_element, cgraph_node_set_new,
11857 cgraph_node_set_add, cgraph_node_set_remove,
11858 cgraph_node_set_find, dump_cgraph_node_set,
11859 debug_cgraph_node_set): New functions.
11860 * Makefile.in (ipa.o): Add dependency on GGC_H.
11862 2009-04-20 Ira Rosen <irar@il.ibm.com>
11864 PR tree-optimization/39675
11865 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
11866 check of the return code of vect_schedule_slp. Check that
11867 stmt_vec_info still exists for the statement, before checking its
11868 vectorization type.
11870 2009-04-20 Michael Matz <matz@suse.de>
11872 * Makefile.in (generated_files): Take out $(simple_generated_c).
11874 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
11876 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
11877 (UINTPTR_TYPE): Likewise.
11879 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11882 * c-typeck.c (digest_init): Check for initializing an array with a
11885 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11888 * c-semantics.c (pop_stmt_list): Propagate
11889 STATEMENT_LIST_HAS_LABEL to parent statement list.
11891 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
11893 * config/mips/mips.h (mips_tune_attr): New macro.
11894 * config/mips/mips.md (cpu): Use it.
11896 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11899 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
11902 2009-04-19 Diego Novillo <dnovillo@google.com>
11904 * toplev.c (compile_file): Move call to coverage_finish ...
11905 * cgraphunit.c (ipa_passes): ... here.
11906 Call cgraph_process_new_functions.
11907 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
11908 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
11910 2009-04-19 Jan Hubicka <jh@suse.cz>
11912 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
11914 (dump_cgraph_node): Dump can throw external flag.
11915 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
11917 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11921 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
11922 * common.opt (Wlogical-op): Move from here...
11923 * c.opt (Wlogical-op): ... to here.
11924 * c-typeck.c (parser_build_binary_op): Update call to
11925 warn_logical_operator.
11926 * c-opts.c (c_common_post_options): Enable warn_logical_op with
11928 * c-common.c (warn_logical_op): Update.
11929 * c-common.h (warn_logical_op): Update declaration.
11931 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
11933 * tree.c (protected_set_expr_location): Fix formatting.
11935 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11938 * c-typeck.c (readonly_warning): new.
11939 (build_unary_op, build_modify_expr): Use readonly_warning for
11940 storing into something readonly but not const-qualified.
11942 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11945 * c-typeck.c (build_unary_op): Check for taking address of
11946 expression of type void.
11948 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11951 * c-typeck.c (build_function_call): Check for calling a function
11952 with qualified void return types. Call require_complete_type when
11955 2009-04-18 Jan Hubicka <jh@suse.cz>
11957 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
11959 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
11960 can_throw_external flag.
11961 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
11962 * ipa-pure-const.c (ignore_edge): New function.
11963 (propagate): Compute order for NOTHROW computation; set NOTHROWs
11964 only over can_throw_external edges.
11965 (local_pure_const): Add nothrow flag.
11966 * ipa-utils.c (searchc): Add ignore_edge callback.
11967 (ipa_utils_reduced_inorder): Add ignore_edge callback.
11968 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
11969 (set_nothrow_function_flags): Update cgraph.
11970 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
11972 2009-04-18 Richard Guenther <rguenther@suse.de>
11974 PR middle-end/39804
11975 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
11976 (fold_stmt): ... this and ...
11977 (fold_stmt_inplace): ... this.
11978 (fold_stmt_1): Fold references in calls and asms.
11979 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
11981 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11983 * tree-vrp.c (ssa_name_nonzero_p): Remove.
11984 * tree.h: Remove the prototype for ssa_name_nonzero_p.
11986 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11988 * tree.c (function_args_count): Remove.
11989 * tree.h: Remove the prototype for function_args_count.
11991 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11993 * tree-iterator.c (expr_only): Remove.
11994 * tree.h: Remove the prototype for expr_only.
11996 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11998 * reginfo.c (cannot_change_mode_set_regs): Remove.
11999 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
12001 2009-04-08 Anatoly Sokolov <aesok@post.ru>
12003 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
12004 whether operands 0 and 1 overlaps.
12006 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
12008 PR middle-end/36902
12009 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
12010 pointer. Use warning_at instead of warning.
12011 (search_for_addr_array): Likewise.
12012 (check_array_bounds): Likewise.
12013 (check_all_array_refs): Check that the incoming edge is not in the
12014 list of edges to be removed.
12015 (check_all_array_refs): Avoid the temporal pointer.
12016 (vrp_visit_cond_stmt): Fix typo.
12017 (simplify_switch_using_ranges): Handle the case where the switch
12018 index is an integer constant.
12020 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
12022 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
12024 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12026 * doc/extend.texi, doc/invoke.texi: Fix typos.
12028 2009-04-17 Cary Coutant <ccoutant@google.com>
12030 * tree-flow-inline.h (get_lineno): Fix inverted test.
12032 2009-04-17 Diego Novillo <dnovillo@google.com>
12034 * tree-ssa-pre.c (create_expression_by_pieces): Remove
12035 assertion for AVAIL_OUT.
12037 2009-04-17 Mike Frysinger <vapier@gentoo.org>
12040 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
12041 * config/sh/linux-atomic.asm: Likewise.
12043 2009-04-17 Diego Novillo <dnovillo@google.com>
12045 * except.c (debug_eh_tree): New.
12046 (struct eh_region, struct eh_status): Move ...
12047 * except.h: ... here.
12048 (add_type_for_runtime): Declare extern.
12049 (lookup_type_for_runtime): Likewise.
12050 (debug_eh_tree): Declare.
12051 * Makefile.in (GTFILES): List except.h before except.c
12053 2009-04-17 Diego Novillo <dnovillo@google.com>
12055 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
12056 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
12057 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
12058 (find_vars_r): ... here.
12059 * tree-flow.h (find_referenced_vars_in): Declare.
12060 * tree-ssa-pre.c (create_expression_by_pieces): Assert
12061 that AVAIL_OUT exists for BLOCK.
12062 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
12063 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
12064 (tree-parloops.o): Likewise.
12066 2009-04-17 Simon Baldwin <simonb@google.com>
12068 * toplev.c (default_tree_printer): Add handling for %E format.
12070 2009-04-17 Diego Novillo <dnovillo@google.com>
12072 * tree-pretty-print.c (dump_generic_node): Add break after
12073 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
12074 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
12075 FUNCTION_TYPE together. Call print_struct_decl when printing
12076 structures and TDF_SLIM is not given.
12077 (print_struct_decl): Fix logic for detecting recursion.
12079 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12082 * gcc.c (create_at_file): New.
12083 (compile_input_file_p): New.
12084 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
12085 * main.c (main): Update call to toplev_main.
12086 * toplev.c (toplev_main): Change signature. Call expandargv.
12087 * toplev.h (toplev_main): Change signature.
12089 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12091 * dwarf2out.c (field_byte_offset): Use the type size as the field size
12092 if the latter is not constant.
12094 2009-04-17 David Edelsohn <edelsohn@gnu.org>
12096 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
12098 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12100 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
12101 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
12103 2009-04-17 Richard Guenther <rguenther@suse.de>
12105 * tree-ssa-structalias.c (get_constraint_for_component_ref):
12106 Handle component references view-converting an invariant address.
12108 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
12110 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
12111 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
12112 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
12113 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
12114 Use @deftypevr rather than @deftypevar.
12116 2009-04-17 Richard Guenther <rguenther@suse.de>
12118 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
12119 (get_prop_source_stmt): Likewise.
12120 (can_propagate_from): Likewise.
12122 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
12124 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
12125 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
12126 (--with-multilib-list): Add default value.
12127 * configure: Regenerate.
12128 * Makefile.in (TM_ENDIAN_CONFIG): Define.
12129 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
12130 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
12131 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
12132 Don't add default cpu to multilib list unnecessarily, but do enable
12133 the relevant compiler option..
12134 Add support for --with-multilib-list=<blank> and
12135 --with-multilib-list=!<somelib> to supress unwanted multilibs.
12136 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
12137 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
12138 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
12139 TM_MULTILIB_CONFIG.
12140 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
12141 (MULTILIB_OSDIRNAMES): New variable.
12142 * config/sh/t-1e: Delete file.
12143 * config/sh/t-mlib-sh1: Delete file.
12144 * config/sh/t-mlib-sh2: Delete file.
12145 * config/sh/t-mlib-sh2a: Delete file.
12146 * config/sh/t-mlib-sh2a-nofpu: Delete file.
12147 * config/sh/t-mlib-sh2a-single: Delete file.
12148 * config/sh/t-mlib-sh2a-single-only: Delete file.
12149 * config/sh/t-mlib-sh2e: Delete file.
12150 * config/sh/t-mlib-sh3e: Delete file.
12151 * config/sh/t-mlib-sh4: Delete file.
12152 * config/sh/t-mlib-sh4-nofpu: Delete file.
12153 * config/sh/t-mlib-sh4-single: Delete file.
12154 * config/sh/t-mlib-sh4-single-only: Delete file.
12155 * config/sh/t-mlib-sh4a: Delete file.
12156 * config/sh/t-mlib-sh4a-nofpu: Delete file.
12157 * config/sh/t-mlib-sh4a-single: Delete file.
12158 * config/sh/t-mlib-sh4a-single-only: Delete file.
12159 * config/sh/t-mlib-sh4al: Delete file.
12160 * config/sh/t-mlib-sh5-32media: Delete file.
12161 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
12162 * config/sh/t-mlib-sh5-64media: Delete file.
12163 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
12164 * config/sh/t-mlib-sh5-compact: Delete file.
12165 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
12166 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
12167 * doc/install.texi (Options specification): Add
12168 --with-multilib-list and --with-endian.
12170 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12172 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
12174 (OBJS-common): Add plugin-version.o.
12175 (plugin-version.o): New.
12176 * gcc-plugin.h (plugin_gcc_version): New.
12177 (plugin_default_version_check): New.
12178 (plugin_init_func, plugin_init): Add version argument.
12179 * plugin-version.c: New.
12180 * plugin.c (str_plugin_gcc_version_name): New.
12181 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
12182 pass it to the init function.
12183 (plugin_default_version_check): New.
12185 2009-04-17 Richard Guenther <rguenther@suse.de>
12187 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
12188 for decl-vs-decl disambiguation.
12190 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
12192 * config/s390/s390.h (s390_tune_attr): New macro definition.
12193 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
12195 2009-04-17 Richard Guenther <rguenther@suse.de>
12197 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
12198 (fold_stmt_r): Likewise.
12199 (maybe_fold_reference): New function.
12200 (fold_gimple_assign): Handle cases fold_stmt_r did.
12201 (fold_stmt): Do not use fold_stmt_r.
12202 (fold_stmt_inplace): Likewise.
12204 2009-04-17 Richard Guenther <rguenther@suse.de>
12206 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
12207 (record_equivalences_from_stmt): Remove useless checks and
12209 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
12210 the type is already suitable.
12212 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
12214 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
12216 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
12218 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
12219 (CMPtype): Define as __gcc_CMPtype.
12221 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
12223 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
12224 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
12226 2009-04-17 Richard Guenther <rguenther@suse.de>
12228 PR tree-optimization/39746
12229 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
12230 special-casing for builtins and static variable use/def.
12231 (call_may_clobber_ref_p_1): Likewise.
12233 2009-04-16 Ian Lance Taylor <iant@google.com>
12235 * df.h: Include "timevar.h".
12236 (struct df_problem): Change tv_id field to timevar_id_t.
12237 * tree-pass.h: Include "timevar.h".
12238 (struct opt_pass): Change tv_id field to timevar_id_t.
12239 * timevar.h (timevar_id_t): Define TV_NONE.
12240 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
12241 TV_NONE rather than tv_id != 0.
12242 (execute_one_pass): Likewise.
12243 * Makefile.in (DF_H): Add $(TIMEVAR_H).
12244 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
12245 dependencies to $(TREE_PASS_H).
12246 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
12248 (pass_branch_target_load_optimize2): Likewise.
12249 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
12250 (pass_outof_cfg_layout_mode): Likewise.
12251 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
12252 (pass_rebuild_cgraph_edges): Likewise.
12253 (pass_remove_cgraph_callee_edges): Likewise.
12254 * df-core.c (pass_df_initialize_opt): Likewise.
12255 (pass_df_initialize_no_opt): Likewise.
12256 (pass_df_finish): Likewise.
12257 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
12258 * except.c (pass_set_nothrow_function_flags): Likewise.
12259 (pass_convert_to_eh_region_ranges): Likewise.
12260 * final.c (pass_compute_alignments): Likewise.
12261 * function.c (pass_instantiate_virtual_regs): Likewise.
12262 (pass_init_function): Likewise.
12263 (pass_leaf_regs): Likewise.
12264 (pass_match_asm_constraints): Likewise.
12265 * gimple-low.c (pass_lower_cf): Likewise.
12266 (pass_mark_used_blocks): Likewise.
12267 * init-regs.c (pass_initialize_regs): Likewise.
12268 * integrate.c (pass_initial_value_sets): Likewise.
12269 * ira.c (pass_ira): Likewise.
12270 * jump.c (pass_cleanup_barriers): Likewise.
12271 * omp-low.c (pass_expand_omp): Likewise.
12272 (pass_lower_omp): Likewise.
12273 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
12274 * recog.c (pass_split_all_insns): Likewise.
12275 (pass_split_after_reload): Likewise.
12276 (pass_split_before_regstack): Likewise.
12277 (pass_split_before_sched2): Likewise.
12278 (pass_split_for_shorten_branches): Likewise.
12279 * reginfo.c (pass_reginfo_init): Likewise.
12280 (pass_subregs_of_mode_init): Likewise.
12281 (pass_subregs_of_mode_finish): Likewise.
12282 * passes.c (pass_postreload): Likewise.
12283 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
12284 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
12285 (pass_warn_function_return): Likewise.
12286 (pass_warn_function_noreturn): Likewise.
12287 * tree-complex.c (pass_lower_complex): Likewise.
12288 (pass_lower_complex_O0): Likewise.
12289 * tree-if-conv.c (pass_if_conversion): Likewise.
12290 * tree-into-ssa.c (pass_build_ssa): Likewise.
12291 * tree-mudflap.c (pass_mudflap_1): Likewise.
12292 (pass_mudflap_2): Likewise.
12293 * tree-nomudflap.c (pass_mudflap_1): Likewise.
12294 (pass_mudflap_2): Likewise.
12295 * tree-nrv.c (pass_return_slot): Likewise.
12296 * tree-object-size.c (pass_object_sizes): Likewise.
12297 * tree-optimize.c (pass_all_optimizations): Likewise.
12298 (pass_early_local_passes): Likewise.
12299 (pass_all_early_optimizations): Likewise.
12300 (pass_cleanup_cfg): Likewise.
12301 (pass_cleanup_cfg_post_optimizing): Likewise.
12302 (pass_free_datastructures): Likewise.
12303 (pass_free_cfg_annotations): Likewise.
12304 (pass_fixup_cfg): Likewise.
12305 (pass_init_datastructures): Likewise.
12306 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
12307 (pass_late_warn_uninitialized): Likewise.
12308 (pass_update_address_taken): Likewise.
12309 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
12310 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
12311 (pass_cse_sincos): Likewise.
12312 (pass_convert_to_rsqrt): Likewise.
12313 * tree-ssa-structalias.c (pass_build_alias): Likewise.
12314 * tree-stdarg.c (pass_stdarg): Likewise.
12315 * tree-tailcall.c (pass_tail_recursion): Likewise.
12316 (pass_tail_calls): Likewise.
12317 * tree-vect-generic.c (pass_lower_vector): Likewise.
12318 (pass_lower_vector_ssa): Likewise.
12319 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
12321 2009-04-16 Joseph Myers <joseph@codesourcery.com>
12323 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
12325 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
12327 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
12328 logical and signext.
12330 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
12333 * config/sh/predicates.md (arith_operand): Check if the operand
12334 of TRUNCATE is a REG.
12336 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12338 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12339 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12341 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12343 * tree-iterator.c (tsi_split_statement_list_after,
12344 tsi_split_statement_list_before): Remove.
12345 * tree-iterator.h: Remove the prototypes for
12346 tsi_split_statement_list_after and tsi_split_statement_list_before.
12348 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12350 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
12351 * tree-ssa-propagate.h: Remove the prototype for
12352 stmt_makes_single_load.
12354 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12356 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
12357 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
12359 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12361 * tree-iterator.c (EXPR_LAST_BODY): Remove.
12363 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12365 * except.c (eh_region_outer_p): Remove.
12366 * except.h: Remove the prototype for eh_region_outer_p.
12368 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12370 * function.c (current_function_assembler_name): Remove.
12371 * function.h: Remove the prototype for
12372 current_function_assembler_name.
12374 2009-04-16 Ian Lance Taylor <iant@google.com>
12376 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
12377 (add_reg_note): Call alloc_reg_note.
12378 * rtl.h (alloc_reg_note): Declare.
12379 * combine.c (try_combine): Use alloc_reg_note.
12380 (recog_for_combine, move_deaths): Likewise.
12381 (distribute_notes): Use alloc_reg_note and add_reg_note.
12382 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
12383 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
12384 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
12386 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
12388 PR rtl-optimization/39762
12389 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
12390 ira_may_move_out_cost): Add comments about way of their usage.
12391 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
12393 * ira-conflicts.c (process_regs_for_copy): Use function
12394 ira_get_register_move_cost instead of global
12395 ira_register_move_cost.
12397 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
12398 color_pass, move_spill_restore, update_curr_costs): Ditto.
12400 * ira-lives.c (process_single_reg_class_operands): Ditto.
12402 * ira-emit.c (emit_move_list): Ditto.
12404 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
12405 (record_reg_classes): Ditto. Use functions
12406 ira_get_register_move_cost and ira_get_may_move_cost instead of
12407 global vars ira_register_move_cost, ira_may_move_out_cost and
12408 ira_may_move_in_cost.
12409 (record_address_regs): Don't call ira_init_register_move_cost.
12410 Use function ira_get_may_move_cost instead of global
12411 ira_may_move_in_cost.
12412 (process_bb_node_for_hard_reg_moves): Use function
12413 ira_get_register_move_cost instead of global ira_register_move_cost.
12414 (ira_costs): Don't call ira_init_register_move_cost.
12416 2009-04-16 Richard Guenther <rguenther@suse.de>
12418 * tree-cfg.c (verify_gimple_assign_binary):
12419 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
12420 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
12421 (create_general_new_stmt): Note that this function is broken.
12423 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12425 * common.opt (fhelp): Add Var(help_flag).
12426 * gcc-plugin.h (plugin_info): Add help.
12427 * plugin.c (plugin_name_args): Add help.
12428 (register_plugin_info): Set plugin->help.
12429 (print_help_one_plugin): New.
12430 (print_plugins_help): New.
12431 * plugin.h (print_plugins_help): New.
12432 * toplev.c (toplev_main): Call print_plugins_help if needed.
12434 2009-04-16 Richard Guenther <rguenther@suse.de>
12436 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
12437 (gimple_ior_addresses_taken_1): New function.
12438 (gimple_ior_addresses_taken): Likewise.
12439 * gimple.h (struct gimple_statement_with_ops_base): Remove
12440 addresses_taken member.
12441 (gimple_ior_addresses_taken): Declare.
12442 (gimple_addresses_taken, gimple_addresses_taken_ptr,
12443 gimple_set_addresses_taken): Remove.
12444 * ipa-reference.c (mark_address): New function.
12445 (scan_stmt_for_static_refs): Use it for marking addresses taken.
12446 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
12447 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
12448 (gimple_add_to_addresses_taken): Remove.
12449 (get_tmr_operands): Call mark_address_taken.
12450 (get_asm_expr_operands): Likewise.
12451 (get_expr_operands): Likewise.
12452 (build_ssa_operands): Do not clear the addresses_taken bitmap.
12453 (free_stmt_operands): Do not free it.
12454 * tree-ssa.c (delete_tree_ssa): Likewise.
12455 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
12457 2009-04-16 Richard Guenther <rguenther@suse.de>
12459 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
12460 (walk_stmt_load_store_ops): Likewise.
12461 * gimple.c (get_base_loadstore): New function.
12462 (walk_stmt_load_store_addr_ops): Likewise.
12463 (walk_stmt_load_store_ops): Likewise.
12464 * ipa-pure-const.c (check_op): Simplify.
12465 (check_load, check_store): New functions.
12466 (check_stmt): Use walk_stmt_load_store_ops.
12467 * ipa-reference.c (mark_load): Adjust signature.
12468 (mark_store): Likewise.
12469 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
12471 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12473 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
12474 (plugin_info): New.
12475 * opts.c (common_handle_option): Don't call print_version.
12476 * plugin.c (plugin_name_args): Add version.
12477 (register_plugin_info): New.
12478 (register_callback): Handle PLUGIN_INFO.
12479 (try_init_one_plugin): New.
12480 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
12482 (finalize_one_plugin): New.
12483 (finalize_plugins): New.
12484 (print_one_plugin): New.
12485 (print_plugins_versions): New.
12486 * plugin.h (print_plugins_versions): New.
12487 (finalize_plugins): New.
12488 * toplev.c (compile_file): Don't call initialize_plugins.
12489 (print_version): Call print_plugins_versions.
12490 (toplev_main): Call initialize_plugins. Print version if needed.
12491 Call finalize_plugins.
12493 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12495 * common.opt (fversion): New.
12496 * gcc.c (print_version): New.
12497 (process_command): Don't print the version. Just set print_version.
12498 (main): Print version. Call subprocesses if print_version and
12499 verbose_flag are set.
12500 * opts.c (common_handle_option): Handle OPT_fversion.
12502 2009-04-16 Richard Guenther <rguenther@suse.de>
12503 Ira Rosen <irar@il.ibm.com>
12505 PR tree-optimization/39698
12506 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
12507 type of the reduction variable. Only generate the def if
12510 * omp-low.c (expand_omp_for_generic): When converting to a pointer
12511 make sure to first convert to an integer of the same precision.
12512 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
12513 the type of the evolution correctly in computing the new
12514 induction variable base.
12516 2009-04-16 Richard Guenther <rguenther@suse.de>
12518 PR middle-end/39625
12519 * tree-cfg.c (make_blocks): Split statements with to-be
12520 abnormal SSA names on the lhs.
12522 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
12524 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
12525 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
12526 * c-typeck.c (really_start_incremental_init): Likewise.
12527 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
12528 (TARGET_INITIALIZER): Remove it.
12529 * target.h (struct target): Remove vector_opaque_p.
12530 * tree.c (build_opaque_vector_type): New.
12531 * tree.h (TYPE_VECTOR_OPAQUE): New.
12532 (build_opaque_vector_type): Declare.
12533 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
12534 * config/rs6000/rs6000.c (build_opaque_vector_type,
12535 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
12536 (rs6000_init_builtins): Use build_opaque_vector_type for
12537 opaque_V4SI_type_node.
12539 2009-04-15 Catherine Moore <clm@codesourcery.com>
12541 * debug.h (set_name): Declare.
12542 * dwarf2out.c (dwarf2out_set_name): Declare.
12543 (dwarf2_debug_hooks): Add set_name.
12544 (find_AT_string): New.
12545 (add_AT_string): Call find_AT_string.
12546 (dwarf2out_set_name): New.
12547 * cp/decl.c (grokdeclarator): Call set_name.
12548 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
12549 * debug.c (do_nothing_debug_hooks): Likewise.
12550 * dbxout.c (dbx_debug_hooks): Likewise.
12551 * sdbout.c (sdb_debug_hooks): Likewise.
12553 2009-04-15 Michael Eager <eager@eagercon.com>
12555 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
12556 reg for single-precision FPU.
12557 * config/rs6000/rs6000.md (movsi_internal1): Only for
12558 !TARGET_SINGLE_FPU.
12559 (movsi_internal1_single): New. Add pattern to move SI values to/from
12560 single-precision FP regs.
12562 2009-04-15 Richard Guenther <rguenther@suse.de>
12564 * omp-low.c (lower_rec_input_clauses): Build correct address
12566 (expand_omp_for_generic): Fix multiplication type.
12567 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
12568 (generate_memset_zero): Fix types.
12569 * tree-profile.c (prepare_instrumented_value): Correctly
12572 2009-04-15 Ian Lance Taylor <iant@google.com>
12574 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
12575 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
12576 for -Wall and for -Wc++-compat.
12577 (c_common_post_options): For C++, set warn_enum_compare if not
12579 * c-tree.h (struct c_expr): Add field original_type.
12580 (build_external_ref): Update declaration.
12581 * c-parser.c (c_parser_braced_init): Set original_type.
12582 (c_parser_initelt): Likewise.
12583 (c_parser_expr_no_commas): Likewise.
12584 (c_parser_conditional_expression): Likewise.
12585 (c_parser_cast_expression): Likewise.
12586 (c_parser_unary_expression): Likewise. Pull setting of
12587 original_code to top of function.
12588 (c_parser_sizeof_expression): Set original_type.
12589 (c_parser_alignof_expression): Likewise.
12590 (c_parser_postfix_expression): Likewise. Pull setting of
12591 original_code to top of function.
12592 (c_parser_postfix_expression_after_paren_type): Set original_type.
12593 (c_parser_postfix_expression_after_primary): Likewise.
12594 (c_parser_expression): Likewise.
12595 * c-typeck.c (build_external_ref): Add type parameter. Change all
12597 (c_expr_sizeof_expr): Set original_type field.
12598 (parser_build_unary_op): Likewise.
12599 (parser_build_binary_op): Likewise. Optionally warn about
12600 comparisons of enums of different types.
12601 (digest_init): Set original_type field.
12602 (really_start_incremental_init): Likewise.
12603 (push_init_level, pop_init_level): Likewise.
12604 * doc/invoke.texi (Warning Options): -Wenum-compare now
12607 2009-04-15 Richard Guenther <rguenther@suse.de>
12609 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
12610 out a necessary conversion.
12611 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
12612 names we didn't value number.
12613 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
12615 2009-04-15 Richard Guenther <rguenther@suse.de>
12617 PR tree-optimization/39764
12618 * tree-ssa-ccp.c (get_value): Canonicalize value with
12619 canonicalize_float_value.
12621 2009-04-15 Jan Hubicka <jh@suse.cz>
12623 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
12624 Wrong version of patch.
12626 2009-04-15 Jan Hubicka <jh@suse.cz>
12628 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
12630 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
12632 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
12633 our distinct integral and vector types.
12635 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
12637 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
12638 * init.c (build_vtbl_address): Remove call to assemble_external.
12640 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
12642 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
12643 output for other floating point modes.
12645 2009-04-14 Diego Novillo <dnovillo@google.com>
12647 * diagnostic.c (diagnostic_report_diagnostic): Do not
12648 warn about loaded plugins for DK_ERROR and DK_WARNING.
12649 * c-decl.c (declspecs_add_type): Move call to
12650 invoke_plugin_callbacks ...
12651 * c-parser.c (c_parser_declspecs): ... here.
12652 * plugin.c (dump_active_plugins): Tidy output.
12654 2009-04-14 Diego Novillo <dnovillo@google.com>
12655 Le-Chun Wu <lcwu@google.com>
12657 * configure.ac: Add --enable-plugin support.
12658 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
12659 * Makefile.in (PLUGIN_H): Define.
12660 Export ENABLE_PLUGIN and GMPINC to site.exp.
12661 Add PLUGINLIBS to link command.
12662 Add/modify dependencies for plugin.o and files including plugin.h.
12664 * config.in: Regenerate.
12666 * opts.c (common_handle_option): Handle OPT_fplugin_ and
12669 2009-04-14 Le-Chun Wu <lcwu@google.com>
12671 * tree-pass.h (register_one_dump_file): Add a prototype for
12672 register_one_dump_file.
12673 * toplev.c (compile_file): Call initialize_plugins.
12674 (do_compile): Call invoke_plugin_callbacks.
12675 (toplev_main): Call invoke_plugin_callbacks.
12676 * common.opt: Add -fplugin= and -fplugin-arg-.
12677 * gcc-plugin.h: New public header file for plugins to include.
12678 * plugin.c: New source file.
12679 * plugin.h: New internal header file.
12680 * passes.c (register_one_dump_file): Make it external.
12682 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
12684 2009-04-14 Diego Novillo <dnovillo@google.com>
12686 * doc/plugins.texi: New.
12687 * doc/gccint.texi: Add reference to Plugins chapter.
12688 * doc/invoke.texi: Document -fplugin and -fplugin-arg
12689 * diagnostic.c (diagnostic_report_diagnostic): Warn about
12690 loaded plugins, if any.
12691 * timevar.def (TV_PLUGIN_INIT): Define.
12692 (TV_PLUGIN_RUN): Define.
12693 * plugin.c: Include timevar.h
12694 (plugins_active_p): New.
12695 (dump_active_plugins): New.
12696 (debug_active_plugins): New.
12698 2009-04-14 Joseph Myers <joseph@codesourcery.com>
12700 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
12702 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
12704 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
12706 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
12707 the same as a minus without a shift.
12709 2009-04-14 Nick Clifton <nickc@redhat.com>
12711 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
12712 comparisons with small integers will always produce a short
12715 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
12718 2008-12-19 Diego Novillo <dnovillo@google.com>
12720 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
12722 2009-04-14 Richard Guenther <rguenther@suse.de>
12724 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
12726 (verify_gimple_assign_binary): Likewise. Handle shifts and
12728 (verify_gimple_phi): Print the mismatched argument position.
12729 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12731 (vect_update_init_of_dr): Likewise.
12732 * matrix-reorg.c (transform_access_sites): Do what the
12734 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
12736 2009-04-13 Michael Eager <eager@eagercon.com>
12738 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
12739 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
12740 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
12741 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
12742 remove duplicate config
12744 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12746 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
12747 file_name:line_number type locator of the call site.
12749 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
12751 * genautomata.c: Put blank after comma.
12752 (automaton_decls): New.
12753 (struct unit_usage): Add comments to member next.
12754 (store_alt_unit_usage): Keep the list ordered.
12755 (unit_present_on_list_p, equal_alternatives_p): New.
12756 (check_regexp_units_distribution): Check units distribution
12757 correctness correctly.
12758 (main): Don't write automata if error is found. Return correct
12761 * config/m68k/cf.md (cfv4_ds): Remove.
12762 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
12763 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
12765 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
12766 power4-load-ext, power4-store, power4-store-update,
12767 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
12768 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
12769 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
12770 power4-sqrt, power4-isync): Modify reservation to make correct
12771 unit distribution to automata.
12773 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
12774 power5-store-update, power5-two, power5-three, power5-lmul,
12775 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
12777 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
12779 * except.c (pass_set_nothrow_function_flags): Set name and add
12781 (set_nothrow_function_flags): Mention in the dump file when
12782 changing a function to nothrow.
12784 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
12787 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
12788 instead of unsigned long.
12790 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12792 * config/arm/arm.c (return_used_this_function): Remove.
12793 (arm_output_function_prologue): Remove use of
12794 return_used_this_function.
12795 (output_return_instruction): Replace use of
12796 return_used_this_function
12797 by cfun->machine->return_used_this_function.
12798 (arm_output_epilogue): Likewise.
12799 (arm_output_function_epilogue): Likewise.
12800 (thumb_unexpanded_epilogue): Likewise.
12801 * config/arm/arm.h (struct machine_function):
12802 New member return_used_this_function.
12804 2009-04-12 Mark Mitchell <mark@codesourcery.com>
12806 * doc/install.texi: Correct description of default directory for
12807 --with-gxx-include-dir.
12809 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
12811 * fold-const.c (build_range_check): Properly deal with enumeral and
12812 boolean base types.
12814 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
12816 * doc/invoke.texi (max_gcse_passes): Remove documentation.
12817 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
12818 * params.h (MAX_GCSE_PASSES): Remove.
12819 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
12820 in sequence. Remove ability to run multiple passes.
12821 (bypass_jumps): Report run as third CPROP pass.
12823 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
12825 PR middle-end/39651
12826 * except.c (can_throw_external): Look at each insn in a SEQUENCE
12827 when deciding whether the whole SEQUENCE can throw.
12829 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
12832 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
12833 offseted label references.
12835 2009-04-11 Jan Hubicka <jh@suse.cz>
12837 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
12839 2009-04-11 Richard Guenther <rguenther@suse.de>
12841 PR middle-end/39732
12842 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
12843 return variables as TREE_ADDRESSABLE.
12845 2009-04-11 Richard Guenther <rguenther@suse.de>
12847 PR tree-optimization/39713
12848 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
12849 reference trees have SSA_NAME operands.
12851 2009-04-11 Richard Guenther <rguenther@suse.de>
12854 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
12855 address expressions.
12857 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
12859 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
12860 match changes in Cygwin 1.7
12861 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
12862 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
12864 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12866 PR tree-optimization/39701
12867 * doc/invoke.texi (Optimization Options): Document change in
12868 meaning and initialization of -fdelete-null-pointer-checks.
12870 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12872 PR middle-end/39701
12873 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
12875 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
12878 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
12880 2009-04-10 Chao-ying Fu <fu@mips.com>
12882 * doc/tm.texi (Instruction Output): Document
12883 TARGET_ASM_FINAL_POSTSCAN_INSN.
12884 * target.h (final_postscan_insn): New field in asm_out.
12885 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12886 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
12887 * final.c (final_scan_insn): Call
12888 targetm.asm_out.final_postscan_insn after outputting
12889 an asm macro and a normal instruction.
12891 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
12892 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
12893 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
12894 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
12895 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12897 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12899 PR middle-end/39701
12900 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
12901 variables as non-NULL even with -fdelete-null-pointer-checks.
12903 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12905 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
12907 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
12910 * config/i386/i386.c (classify_argument): Handle SCmode with
12911 (bit_offset % 64) != 0.
12913 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
12915 * doc/invoke.texi (Optimize Options): Add cross-reference to
12916 -Q --help=optimizers examples.
12918 2009-04-10 Ben Elliston <bje@au.ibm.com>
12921 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
12922 regalign for the reg == fpr and TDmode case.
12924 2009-04-09 David Ayers <ayers@fsfe.org>
12927 * objc/objc-act.c (warn_with_method): Remove helper function.
12928 (check_duplicates): Call warning and inform directly.
12929 (really_start_method): Likewise.
12931 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12933 * expmed.c (expand_divmod): Always use a comparison for a division
12934 by a large unsigned integer.
12936 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
12937 for things others than variables or functions as nonzero.
12939 2009-04-09 Nick Clifton <nickc@redhat.com>
12941 * unwind-compat.c: Change copyright header to refer to version
12942 3 of the GNU General Public License with version 3.1 of the
12943 GCC Runtime Library Exception and to point readers at the
12944 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
12945 * config/alpha/crtfastmath.c: Likewise.
12946 * config/alpha/linux-unwind.h: Likewise.
12947 * config/alpha/qrnnd.asm: Likewise.
12948 * config/alpha/vms-crt0-64.c: Likewise.
12949 * config/alpha/vms-crt0.c: Likewise.
12950 * config/alpha/vms-dwarf2.asm: Likewise.
12951 * config/alpha/vms-dwarf2eh.asm: Likewise.
12952 * config/alpha/vms-psxcrt0-64.c: Likewise.
12953 * config/alpha/vms-psxcrt0.c: Likewise.
12954 * config/alpha/vms_tramp.asm: Likewise.
12955 * config/arc/initfini.c: Likewise.
12956 * config/arc/lib1funcs.asm: Likewise.
12957 * config/arm/bpabi-v6m.S: Likewise.
12958 * config/arm/bpabi.S: Likewise.
12959 * config/arm/bpabi.c: Likewise.
12960 * config/arm/crti.asm: Likewise.
12961 * config/arm/crtn.asm: Likewise.
12962 * config/arm/ieee754-df.S: Likewise.
12963 * config/arm/ieee754-sf.S: Likewise.
12964 * config/arm/lib1funcs.asm: Likewise.
12965 * config/arm/libunwind.S: Likewise.
12966 * config/arm/linux-atomic.c: Likewise.
12967 * config/arm/mmintrin.h: Likewise.
12968 * config/arm/pr-support.c: Likewise.
12969 * config/arm/unaligned-funcs.c: Likewise.
12970 * config/arm/unwind-arm.c: Likewise.
12971 * config/arm/unwind-arm.h: Likewise.
12972 * config/avr/libgcc.S: Likewise.
12973 * config/bfin/crti.s: Likewise.
12974 * config/bfin/crtlibid.s: Likewise.
12975 * config/bfin/crtn.s: Likewise.
12976 * config/bfin/lib1funcs.asm: Likewise.
12977 * config/bfin/linux-unwind.h: Likewise.
12978 * config/cris/arit.c: Likewise.
12979 * config/cris/cris_abi_symbol.c: Likewise.
12980 * config/darwin-64.c: Likewise.
12981 * config/darwin-crt2.c: Likewise.
12982 * config/darwin-crt3.c: Likewise.
12983 * config/darwin.h: Likewise.
12984 * config/dbxelf.h: Likewise.
12985 * config/dfp-bit.c: Likewise.
12986 * config/dfp-bit.h: Likewise.
12987 * config/elfos.h: Likewise.
12988 * config/fixed-bit.c: Likewise.
12989 * config/fixed-bit.h: Likewise.
12990 * config/fp-bit.c: Likewise.
12991 * config/fp-bit.h: Likewise.
12992 * config/fr30/crti.asm: Likewise.
12993 * config/fr30/crtn.asm: Likewise.
12994 * config/fr30/lib1funcs.asm: Likewise.
12995 * config/freebsd-spec.h: Likewise.
12996 * config/frv/cmovd.c: Likewise.
12997 * config/frv/cmovh.c: Likewise.
12998 * config/frv/cmovw.c: Likewise.
12999 * config/frv/frvbegin.c: Likewise.
13000 * config/frv/frvend.c: Likewise.
13001 * config/frv/lib1funcs.asm: Likewise.
13002 * config/glibc-stdint.h: Likewise.
13003 * config/h8300/clzhi2.c: Likewise.
13004 * config/h8300/crti.asm: Likewise.
13005 * config/h8300/crtn.asm: Likewise.
13006 * config/h8300/ctzhi2.c: Likewise.
13007 * config/h8300/fixunssfsi.c: Likewise.
13008 * config/h8300/lib1funcs.asm: Likewise.
13009 * config/h8300/parityhi2.c: Likewise.
13010 * config/h8300/popcounthi2.c: Likewise.
13011 * config/i386/ammintrin.h: Likewise.
13012 * config/i386/att.h: Likewise.
13013 * config/i386/avxintrin.h: Likewise.
13014 * config/i386/biarch64.h: Likewise.
13015 * config/i386/bmmintrin.h: Likewise.
13016 * config/i386/cpuid.h: Likewise.
13017 * config/i386/cross-stdarg.h: Likewise.
13018 * config/i386/crtfastmath.c: Likewise.
13019 * config/i386/crtprec.c: Likewise.
13020 * config/i386/cygming-crtbegin.c: Likewise.
13021 * config/i386/cygming-crtend.c: Likewise.
13022 * config/i386/cygwin.asm: Likewise.
13023 * config/i386/emmintrin.h: Likewise.
13024 * config/i386/gmm_malloc.h: Likewise.
13025 * config/i386/gthr-win32.c: Likewise.
13026 * config/i386/i386.h: Likewise.
13027 * config/i386/immintrin.h: Likewise.
13028 * config/i386/linux-unwind.h: Likewise.
13029 * config/i386/linux64.h: Likewise.
13030 * config/i386/mm3dnow.h: Likewise.
13031 * config/i386/mmintrin-common.h: Likewise.
13032 * config/i386/mmintrin.h: Likewise.
13033 * config/i386/nmmintrin.h: Likewise.
13034 * config/i386/pmm_malloc.h: Likewise.
13035 * config/i386/pmmintrin.h: Likewise.
13036 * config/i386/smmintrin.h: Likewise.
13037 * config/i386/sol2-c1.asm: Likewise.
13038 * config/i386/sol2-ci.asm: Likewise.
13039 * config/i386/sol2-cn.asm: Likewise.
13040 * config/i386/sol2-gc1.asm: Likewise.
13041 * config/i386/tmmintrin.h: Likewise.
13042 * config/i386/unix.h: Likewise.
13043 * config/i386/w32-unwind.h: Likewise.
13044 * config/i386/wmmintrin.h: Likewise.
13045 * config/i386/x86-64.h: Likewise.
13046 * config/i386/x86intrin.h: Likewise.
13047 * config/i386/xmmintrin.h: Likewise.
13048 * config/ia64/crtbegin.asm: Likewise.
13049 * config/ia64/crtend.asm: Likewise.
13050 * config/ia64/crtfastmath.c: Likewise.
13051 * config/ia64/crti.asm: Likewise.
13052 * config/ia64/crtn.asm: Likewise.
13053 * config/ia64/fde-glibc.c: Likewise.
13054 * config/ia64/lib1funcs.asm: Likewise.
13055 * config/ia64/linux-unwind.h: Likewise.
13056 * config/ia64/quadlib.c: Likewise.
13057 * config/ia64/unwind-ia64.c: Likewise.
13058 * config/linux.h: Likewise.
13059 * config/m32c/m32c-lib1.S: Likewise.
13060 * config/m32c/m32c-lib2-trapv.c: Likewise.
13061 * config/m32c/m32c-lib2.c: Likewise.
13062 * config/m32r/initfini.c: Likewise.
13063 * config/m68hc11/larith.asm: Likewise.
13064 * config/m68hc11/m68hc11-crt0.S: Likewise.
13065 * config/m68k/cf.md: Likewise.
13066 * config/m68k/crti.s: Likewise.
13067 * config/m68k/crtn.s: Likewise.
13068 * config/m68k/lb1sf68.asm: Likewise.
13069 * config/m68k/linux-unwind.h: Likewise.
13070 * config/mcore/crti.asm: Likewise.
13071 * config/mcore/crtn.asm: Likewise.
13072 * config/mcore/lib1.asm: Likewise.
13073 * config/mips/linux-unwind.h: Likewise.
13074 * config/mips/loongson.h: Likewise.
13075 * config/mips/mips16.S: Likewise.
13076 * config/mmix/crti.asm: Likewise.
13077 * config/mmix/crtn.asm: Likewise.
13078 * config/pa/fptr.c: Likewise.
13079 * config/pa/hpux-unwind.h: Likewise.
13080 * config/pa/lib2funcs.asm: Likewise.
13081 * config/pa/linux-atomic.c: Likewise.
13082 * config/pa/linux-unwind.h: Likewise.
13083 * config/pa/milli64.S: Likewise.
13084 * config/pa/quadlib.c: Likewise.
13085 * config/pa/stublib.c: Likewise.
13086 * config/picochip/libgccExtras/adddi3.asm: Likewise.
13087 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
13088 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
13089 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
13090 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
13091 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
13092 * config/picochip/libgccExtras/divmod15.asm: Likewise.
13093 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
13094 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
13095 * config/picochip/libgccExtras/longjmp.asm: Likewise.
13096 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
13097 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
13098 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
13099 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
13100 * config/picochip/libgccExtras/setjmp.asm: Likewise.
13101 * config/picochip/libgccExtras/subdi3.asm: Likewise.
13102 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
13103 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
13104 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
13105 * config/rs6000/750cl.h: Likewise.
13106 * config/rs6000/altivec.h: Likewise.
13107 * config/rs6000/biarch64.h: Likewise.
13108 * config/rs6000/crtresfpr.asm: Likewise.
13109 * config/rs6000/crtresgpr.asm: Likewise.
13110 * config/rs6000/crtresxfpr.asm: Likewise.
13111 * config/rs6000/crtresxgpr.asm: Likewise.
13112 * config/rs6000/crtsavfpr.asm: Likewise.
13113 * config/rs6000/crtsavgpr.asm: Likewise.
13114 * config/rs6000/darwin-asm.h: Likewise.
13115 * config/rs6000/darwin-fallback.c: Likewise.
13116 * config/rs6000/darwin-fpsave.asm: Likewise.
13117 * config/rs6000/darwin-ldouble.c: Likewise.
13118 * config/rs6000/darwin-tramp.asm: Likewise.
13119 * config/rs6000/darwin-unwind.h: Likewise.
13120 * config/rs6000/darwin-vecsave.asm: Likewise.
13121 * config/rs6000/darwin-world.asm: Likewise.
13122 * config/rs6000/e500crtres32gpr.asm: Likewise.
13123 * config/rs6000/e500crtres64gpr.asm: Likewise.
13124 * config/rs6000/e500crtres64gprctr.asm: Likewise.
13125 * config/rs6000/e500crtrest32gpr.asm: Likewise.
13126 * config/rs6000/e500crtrest64gpr.asm: Likewise.
13127 * config/rs6000/e500crtresx32gpr.asm: Likewise.
13128 * config/rs6000/e500crtresx64gpr.asm: Likewise.
13129 * config/rs6000/e500crtsav32gpr.asm: Likewise.
13130 * config/rs6000/e500crtsav64gpr.asm: Likewise.
13131 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
13132 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
13133 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
13134 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
13135 * config/rs6000/eabi-ci.asm: Likewise.
13136 * config/rs6000/eabi-cn.asm: Likewise.
13137 * config/rs6000/eabi.asm: Likewise.
13138 * config/rs6000/linux-unwind.h: Likewise.
13139 * config/rs6000/linux64.h: Likewise.
13140 * config/rs6000/paired.h: Likewise.
13141 * config/rs6000/paired.md: Likewise.
13142 * config/rs6000/ppc64-fp.c: Likewise.
13143 * config/rs6000/ppu_intrinsics.h: Likewise.
13144 * config/rs6000/rs6000.h: Likewise.
13145 * config/rs6000/si2vmx.h: Likewise.
13146 * config/rs6000/sol-ci.asm: Likewise.
13147 * config/rs6000/sol-cn.asm: Likewise.
13148 * config/rs6000/spe.h: Likewise.
13149 * config/rs6000/spu2vmx.h: Likewise.
13150 * config/rs6000/sysv4.h: Likewise.
13151 * config/rs6000/tramp.asm: Likewise.
13152 * config/rs6000/vec_types.h: Likewise.
13153 * config/s390/linux-unwind.h: Likewise.
13154 * config/s390/tpf-unwind.h: Likewise.
13155 * config/score/crti.asm: Likewise.
13156 * config/score/crtn.asm: Likewise.
13157 * config/sh/crt1.asm: Likewise.
13158 * config/sh/crti.asm: Likewise.
13159 * config/sh/crtn.asm: Likewise.
13160 * config/sh/divtab-sh4-300.c: Likewise.
13161 * config/sh/divtab-sh4.c: Likewise.
13162 * config/sh/divtab.c: Likewise.
13163 * config/sh/lib1funcs-4-300.asm: Likewise.
13164 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
13165 * config/sh/lib1funcs.asm: Likewise.
13166 * config/sh/lib1funcs.h: Likewise.
13167 * config/sh/linux-atomic.asm: Likewise.
13168 * config/sh/linux-unwind.h: Likewise.
13169 * config/sh/shmedia.h: Likewise.
13170 * config/sh/sshmedia.h: Likewise.
13171 * config/sh/ushmedia.h: Likewise.
13172 * config/sparc/crtfastmath.c: Likewise.
13173 * config/sparc/linux-unwind.h: Likewise.
13174 * config/sparc/sol2-c1.asm: Likewise.
13175 * config/sparc/sol2-ci.asm: Likewise.
13176 * config/sparc/sol2-cn.asm: Likewise.
13177 * config/spu/divmodti4.c: Likewise.
13178 * config/spu/divv2df3.c: Likewise.
13179 * config/spu/float_disf.c: Likewise.
13180 * config/spu/float_unsdidf.c: Likewise.
13181 * config/spu/float_unsdisf.c: Likewise.
13182 * config/spu/float_unssidf.c: Likewise.
13183 * config/spu/mfc_multi_tag_release.c: Likewise.
13184 * config/spu/mfc_multi_tag_reserve.c: Likewise.
13185 * config/spu/mfc_tag_release.c: Likewise.
13186 * config/spu/mfc_tag_reserve.c: Likewise.
13187 * config/spu/mfc_tag_table.c: Likewise.
13188 * config/spu/multi3.c: Likewise.
13189 * config/spu/spu_internals.h: Likewise.
13190 * config/spu/spu_intrinsics.h: Likewise.
13191 * config/spu/spu_mfcio.h: Likewise.
13192 * config/spu/vec_types.h: Likewise.
13193 * config/spu/vmx2spu.h: Likewise.
13194 * config/stormy16/stormy16-lib2.c: Likewise.
13195 * config/svr4.h: Likewise.
13196 * config/sync.c: Likewise.
13197 * config/v850/lib1funcs.asm: Likewise.
13198 * config/vxlib-tls.c: Likewise.
13199 * config/vxlib.c: Likewise.
13200 * config/vxworks-dummy.h: Likewise.
13201 * config/xtensa/crti.asm: Likewise.
13202 * config/xtensa/crtn.asm: Likewise.
13203 * config/xtensa/ieee754-df.S: Likewise.
13204 * config/xtensa/ieee754-sf.S: Likewise.
13205 * config/xtensa/lib1funcs.asm: Likewise.
13206 * config/xtensa/lib2funcs.S: Likewise.
13207 * config/xtensa/linux-unwind.h: Likewise.
13208 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
13209 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
13210 * coretypes.h: Likewise.
13211 * crtstuff.c: Likewise.
13212 * defaults.h: Likewise.
13213 * dwarf2.h: Likewise.
13214 * emutls.c: Likewise.
13215 * gbl-ctors.h: Likewise.
13216 * gcov-io.h: Likewise.
13217 * ginclude/float.h: Likewise.
13218 * ginclude/iso646.h: Likewise.
13219 * ginclude/stdarg.h: Likewise.
13220 * ginclude/stdbool.h: Likewise.
13221 * ginclude/stddef.h: Likewise.
13222 * ginclude/stdfix.h: Likewise.
13223 * ginclude/stdint-gcc.h: Likewise.
13224 * ginclude/tgmath.h: Likewise.
13225 * gthr-aix.h: Likewise.
13226 * gthr-dce.h: Likewise.
13227 * gthr-gnat.c: Likewise.
13228 * gthr-gnat.h: Likewise.
13229 * gthr-lynx.h: Likewise.
13230 * gthr-mipssde.h: Likewise.
13231 * gthr-nks.h: Likewise.
13232 * gthr-posix.c: Likewise.
13233 * gthr-posix.h: Likewise.
13234 * gthr-posix95.h: Likewise.
13235 * gthr-rtems.h: Likewise.
13236 * gthr-single.h: Likewise.
13237 * gthr-solaris.h: Likewise.
13238 * gthr-tpf.h: Likewise.
13239 * gthr-vxworks.h: Likewise.
13240 * gthr-win32.h: Likewise.
13241 * gthr.h: Likewise.
13242 * libgcc2.c: Likewise.
13243 * libgcc2.h: Likewise.
13244 * libgcov.c: Likewise.
13245 * tsystem.h: Likewise.
13246 * typeclass.h: Likewise.
13247 * unwind-c.c: Likewise.
13248 * unwind-compat.h: Likewise.
13249 * unwind-dw2-fde-compat.c: Likewise.
13250 * unwind-dw2-fde-darwin.c: Likewise.
13251 * unwind-dw2-fde-glibc.c: Likewise.
13252 * unwind-dw2-fde.c: Likewise.
13253 * unwind-dw2-fde.h: Likewise.
13254 * unwind-dw2.c: Likewise.
13255 * unwind-dw2.h: Likewise.
13256 * unwind-generic.h: Likewise.
13257 * unwind-pe.h: Likewise.
13258 * unwind-sjlj.c: Likewise.
13259 * unwind.inc: Likewise.
13260 * config/arm/neon-gen.ml: Change generated copyright header to
13261 refer to version 3 of the GNU General Public License with
13262 version 3.1 of the GCC Runtime Library Exception and to point
13263 readers at the COPYING3 and COPYING3.RUNTIME files and the
13264 FSF's license web page.
13265 * config/arm/arm_neon.h: Regenerate.
13267 2009-04-09 Jakub Jelinek <jakub@redhat.com>
13269 * config/cris/cris.md: Change copyright header to refer to version
13270 3 of the GNU General Public License.
13271 * doc/install.texi2html: Change copyright header to refer to version
13272 3 of the GNU General Public License and to point readers at the
13273 COPYING3 file and the FSF's license web page.
13274 * config/vax/linux.h: Likewise.
13276 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13278 * config/i386/i386.md (cmpcc): New.
13279 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
13280 (sync_compare_and_swap_cc*): Delete.
13282 * config/s390/s390.c (s390_compare_emitted): Remove.
13283 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
13284 s390_compare_emitted used to be handled. Assert that modes match.
13285 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
13286 refer to sync_compare_and_swap_ccsi.
13287 * config/s390/s390.h (s390_compare_emitted): Remove.
13288 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
13289 instead of s390_compare_emitted.
13290 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
13291 instead of s390_compare_emitted.
13292 * config/s390/s390.md (cmpcc): New.
13293 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
13294 CC_REGNUM, do not pretend it's set.
13295 (sync_compare_and_swap_cc*): Delete.
13296 * config/s390/predicates.md (cc_reg_operand): New.
13298 * expr.c (sync_compare_and_swap_cc): Delete.
13299 * optabs.h (sync_compare_and_swap_cc): Delete.
13300 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
13301 is being used with can_compare_p.
13302 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
13303 (find_cc_set): New.
13304 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
13305 look for a MODE_CC set instead. Use emit_store_flag.
13306 (expand_compare_and_swap_loop): Likewise, with some additional
13307 complication to avoid a force_reg when useless. Use
13308 emit_cmp_and_jump_insns.
13309 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
13310 * doc/md.texi (sync_compare_and_swap_cc): Merge with
13311 sync_compare_and_swap documentation.
13313 2009-04-09 Jan Hubicka <jh@suse.cz>
13315 * except.c (find_prev_try): Break out from ....
13316 (duplicate_eh_regions): ... here; properly update prev_try pointers
13317 when duplication part of tree.
13318 (dump_eh_tree): Improve dumping.
13319 (verify_eh_region): New.
13320 (verify_eh_tree): Use it.
13322 2009-04-06 Richard Guenther <rguenther@suse.de>
13324 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
13325 &ARRAY addresses by adjusting their types and prepending
13327 * tree-cfg.c (verify_gimple_assign_single): Verify that
13328 addresses are correct.
13330 2009-04-09 Richard Guenther <rguenther@suse.de>
13332 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
13333 indices into an array reference if possible.
13334 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
13335 Fold POINTER_PLUS_EXPR statements with invariant address.
13337 2009-04-09 Alan Modra <amodra@bigpond.net.au>
13340 * config.gcc (powerpc64-*-linux*): Always build biarch.
13342 2009-04-09 Joseph Myers <joseph@codesourcery.com>
13345 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
13346 it and pedwarn if this results in an INTEGER_CST.
13348 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13350 * doc/install.texi: Update minimum GMP version. Remove obsolete
13351 text in MPFR section.
13353 2009-04-08 Jakub Jelinek <jakub@redhat.com>
13355 * dwarf2out.c (class_scope_p): New static inline.
13356 (class_or_namespace_scope_p): Use it.
13357 (gen_variable_die): Use DW_TAG_member tag for static data member
13358 declarations instead of DW_TAG_variable.
13360 PR middle-end/39573
13361 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
13364 2009-04-08 Richard Guenther <rguenther@suse.de>
13366 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
13367 valueize random data.
13369 2009-04-08 David Edelsohn <edelsohn@gnu.org>
13371 * config.gcc (aix tm_file): Add aix-stdint.h.
13372 (aix tm clause use_gcc_stdint): Set to wrap.
13373 * config/rs6000/aix-stdint.h: New file.
13375 2009-04-08 Richard Guenther <rguenther@suse.de>
13377 PR middle-end/36291
13378 * tree-dfa.c (add_referenced_var): Do not recurse into
13379 global initializers.
13380 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
13382 (fold_const_aggregate_ref): Likewise.
13384 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13386 * recog.c (ordered_comparison_operator): New.
13387 * gensupport.c (std_preds): Add it.
13388 * doc/md.texi (Machine-Independent Predicates): Document it.
13390 2009-04-08 Jan Hubicka <jh@suse.cz>
13392 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
13393 * function.h (rtl_eh): Remove exception_handler_label_map.
13394 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
13395 remove_exception_handler_label, for_each_eh_label_1): Remove.
13396 (rtl_remove_unreachable_regions): Remove.
13397 (convert_from_eh_region_ranges): Do not remove unreachable regions.
13398 (find_exception_handler_labels): Don't build the hashtable.
13399 (maybe_remove_eh_handler): Remove.
13400 (for_each_eh_label): Rewrite to walk the tree.
13401 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
13402 * except.h (maybe_remove_eh_handler): Remove.
13403 * passes.c (init_optimization_passes): Schedule second EH cleanup
13405 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
13406 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
13408 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13410 * genoutput.c (validate_optab_operands): New.
13411 (gen_insn, gen_expand): Call it.
13413 * genflags.c (gen_insn): Detect misused iterators.
13414 (main): Pass line_no to gen_insn, exit with status 1 on error.
13416 * genextract.c (line_no): Make global.
13417 (VEC_safe_set_locstr): Change assertion to error message.
13418 (main): Exit with status 1 on error.
13420 2009-04-08 Joseph Myers <joseph@codesourcery.com>
13424 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
13425 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
13426 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
13427 * c-convert.c (convert): Do not call fold on results of conversion
13428 functions when the result is a C_MAYBE_CONST_EXPR.
13429 * c-parser.c (c_parser_postfix_expression): Do not fold condition
13430 of __builtin_choose_expr.
13431 * c-typeck.c (remove_c_maybe_const_expr): New.
13432 (build_unary_op, build_conditional_expr, build_compound_expr,
13433 build_binary_op, c_objc_common_truthvalue_conversion): Call
13434 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
13437 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
13439 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
13440 CODE to produce a new one. Add a prototype to use fold_convert_const
13442 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
13445 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
13446 mix declarations and code.
13448 2009-04-08 Ben Elliston <bje@au.ibm.com>
13450 * gcc.c: Replace `CC' with `GCC' throughout.
13452 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
13454 * doc/invoke.texi: Document Atom support.
13456 2009-04-07 Jason Merrill <jason@redhat.com>
13459 * c-common.h, c-common.c: Add flag_pretty_templates.
13460 * c-opts.c (c_common_handle_option): Set it.
13461 * c.opt: Add -fno-pretty-templates.
13462 * doc/invoke.texi (C++ Dialect Options): Likewise.
13464 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
13466 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
13467 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
13468 (ia64_expand_builtin): Likewise.
13470 2009-04-07 Martin Jambor <mjambor@suse.cz>
13472 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
13473 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
13474 ADDR_EXPRS are include too.
13476 2009-04-07 Richard Guenther <rguenther@suse.de>
13478 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
13479 decls are only used if passes as parameters or if they are
13480 local statics and the call is not to a builtin.
13481 (call_may_clobber_ref_p_1): Likewise.
13483 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13485 * expr.c (do_store_flag): Remove last argument. Simplify code
13486 to avoid duplication of tests already done by can_compare_p.
13487 (expand_expr_real_1): Adjust caller.
13489 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13491 * optabs.c (can_compare_p): Test the predicate of a
13492 cbranch and cstore pattern.
13494 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13496 * expr.c (convert_move): Use emit_store_flag instead of
13499 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13501 * config/i386/i386.c (ix86_compare_emitted): Remove.
13502 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
13503 ix86_compare_op0 like ix86_compare_emitted used to be handled.
13504 * config/i386/i386.h (ix86_compare_emitted): Remove.
13505 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
13506 instead of ix86_compare_emitted.
13507 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
13509 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
13511 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
13512 Add t-sysroot-suffix to tmake_file.
13513 * config/print-sysroot-suffix.sh: New file.
13514 * config/t-sysroot-suffix: New file.
13516 2009-04-07 Ben Elliston <bje@au.ibm.com>
13518 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
13519 as the latter produces a warning when the target does not support
13522 2009-04-07 Ben Elliston <bje@au.ibm.com>
13524 * dfp.c: Replace type punning assignments with memcpy throughout.
13525 * Makefile.in (dfp.o-warn): Remove.
13527 2009-04-07 Alan Modra <amodra@bigpond.net.au>
13530 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
13531 Include soft-fp/t-softfp after rs6000/t-linux64.
13533 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
13535 * stor-layout.c (set_sizetype): Use the full precision of their
13536 machine mode for bitsize types.
13538 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
13540 * config/i386/i386.md: Revert 2 accidental checkins.
13542 2009-04-06 Joey Ye <joey.ye@intel.com>
13543 Xuepeng Guo <xuepeng.guo@intel.com>
13544 H.J. Lu <hongjiu.lu@intel.com>
13546 Atom pipeline model, tuning and insn selection.
13547 * config.gcc (atom): Add atom config options and target.
13549 * config/i386/atom.md: New.
13551 * config/i386/i386.c (atom_cost): New cost.
13552 (m_ATOM): New macro flag.
13553 (initial_ix86_tune_features): Set m_ATOM.
13554 (x86_accumulate_outgoing_args): Likewise.
13555 (x86_arch_always_fancy_math_387): Likewise.
13556 (processor_target): Add Atom cost.
13557 (cpu_names): Add Atom cpu name.
13558 (override_options): Set Atom ISA.
13559 (ix86_issue_rate): New case PROCESSOR_ATOM.
13560 (ix86_adjust_cost): Likewise.
13562 * config/i386/i386.h (TARGET_ATOM): New target macro.
13563 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
13564 (TARGET_OPT_AGU): New target option.
13565 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
13566 (processor_type): Add PROCESSOR_ATOM.
13568 * config/i386/i386.md (cpu): Add new value "atom".
13569 (use_carry, movu): New attr.
13570 (atom.md): Include atom.md.
13571 (adddi3_carry_rex64): Set attr "use_carry".
13572 (addqi3_carry): Likewise.
13573 (addhi3_carry): Likewise.
13574 (addsi3_carry): Likewise.
13575 (*addsi3_carry_zext): Likewise.
13576 (subdi3_carry_rex64): Likewise.
13577 (subqi3_carry): Likewise.
13578 (subhi3_carry): Likewise.
13579 (subsi3_carry): Likewise.
13580 (x86_movdicc_0_m1_rex64): Likewise.
13581 (*x86_movdicc_0_m1_se): Likewise.
13582 (x86_movsicc_0_m1): Likewise.
13583 (*x86_movsicc_0_m1_se): Likewise.
13584 (*adddi_1_rex64): Emit add insn as much as possible.
13585 (*addsi_1): Likewise.
13586 (return_internal): Set atom_unit.
13587 (return_internal_long): Likewise.
13588 (return_pop_internal): Likewise.
13589 (*rcpsf2_sse): Set atom_sse_attr attr.
13590 (*qrt<mode>2_sse): Likewise.
13591 (*prefetch_sse): Likewise.
13593 * config/i386/i386-c.c (ix86_target_macros_internal): New case
13595 (ix86_target_macros_internal): Likewise.
13597 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
13598 (*prefetch_sse_rex): Likewise.
13599 (sse_rcpv4sf2): Likewise.
13600 (sse_vmrcpv4sf2): Likewise.
13601 (sse_sqrtv4sf2): Likewise.
13602 (<sse>_vmsqrt<mode>2): Likewise.
13603 (sse_ldmxcsr): Likewise.
13604 (sse_stmxcsr): Likewise.
13605 (*sse_sfence): Likewise.
13606 (sse2_clflush): Likewise.
13607 (*sse2_mfence): Likewise.
13608 (*sse2_lfence): Likewise.
13609 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
13610 (<sse>_movup<ssemodesuffixf2c>): Likewise.
13611 (avx_movdqu<avxmodesuffix>): Likewise.
13612 (avx_lddqu<avxmodesuffix>): Likewise.
13613 (sse2_movntv2di): Change attr "type" to "ssemov".
13614 (sse2_movntsi): Likewise.
13615 (rsqrtv8sf2): Change attr "type" to "sseadd".
13616 (sse3_addsubv2df3): Set attr "atom_unit".
13617 (sse3_h<plusminus_insn>v4sf3): Likewise.
13618 (*sse2_pmaddwd): Likewise.
13619 (*vec_extractv2di_1_rex64): Likewise.
13620 (*vec_extractv2di_1_avx): Likewise.
13621 (sse2_psadbw): Likewise.
13622 (ssse3_phaddwv8hi3): Likewise.
13623 (ssse3_phaddwv4hi3): Likewise.
13624 (ssse3_phadddv4si3): Likewise.
13625 (ssse3_phadddv2si3): Likewise.
13626 (ssse3_phaddswv8hi3): Likewise.
13627 (ssse3_phaddswv4hi3): Likewise.
13628 (ssse3_phsubwv8hi3): Likewise.
13629 (ssse3_phsubwv4hi3): Likewise.
13630 (ssse3_phsubdv4si3): Likewise.
13631 (ssse3_phsubdv2si3): Likewise.
13632 (ssse3_phsubswv8hi3): Likewise.
13633 (ssse3_phsubswv4hi3): Likewise.
13634 (ssse3_pmaddubsw128): Likewise.
13635 (sse3_pmaddubsw: Likewise.
13636 (ssse3_palignrti): Likewise.
13637 (ssse3_palignrdi): Likewise.
13639 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
13641 * doc/install.texi (Specific): Fix two cross-references to MinGW.
13643 2009-04-06 Richard Guenther <rguenther@suse.de>
13645 PR tree-optimization/28868
13646 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
13647 of which PHI results we inserted.
13648 (insert_into_preds_of_block): Record inserted PHIs.
13649 (eliminate): Eliminate redundant PHI nodes.
13650 (init_pre): Init inserted_phi_names.
13652 2009-04-06 Richard Guenther <rguenther@suse.de>
13654 PR tree-optimization/39643
13655 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
13656 IMAGPART_EXPRs of complex constants.
13657 (execute_fold_all_builtins): If we folded a call queue
13658 TODO_update_address_taken.
13660 2009-04-06 Jan Hubicka <jh@suse.cz>
13662 PR middle-end/39659
13663 * except.c (remove_unreachable_regions): Propagate may_contain_throw
13666 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
13668 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
13670 (ic_invalidate_array): Likewise.
13672 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
13674 * calls.c (emit_library_call_value_1): Fix a problem with parameter
13675 alignment for library calls.
13677 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
13679 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
13680 (mingw32 tm clause use_gcc_stdint): Set to wrap.
13681 * config/i386/mingw-stdint.h: New file.
13683 2009-04-05 Richard Guenther <rguenther@suse.de>
13685 PR tree-optimization/39648
13686 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
13687 our &A vs. &A[0] IL deficiencies.
13689 2009-04-04 Jan Hubicka <jh@suse.cz>
13691 * except.c (sjlj_find_directly_reachable_regions): Be ready for
13692 removed toplevel regions.
13693 (sjlj_mark_call_sites): Likewise.
13695 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
13697 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
13698 (cygwin tm clause use_gcc_stdint): Set to wrap.
13699 * config/i386/cygwin-stdint.h: New file.
13701 2009-04-04 Richard Guenther <rguenther@suse.de>
13703 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
13704 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
13705 single-argument PHIs if we are in loop-closed SSA form.
13706 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
13707 for the pre-condition.
13708 (slpeel_tree_peel_loop_to_edge): Likewise.
13709 (vect_build_loop_niters): Take an optional sequence to append stmts.
13710 (vect_generate_tmps_on_preheader): Likewise.
13711 (vect_do_peeling_for_loop_bound): Take extra guards for the
13713 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
13714 the cost model check.
13715 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
13716 guards if we are going to peel. Do not apply versioning in that case.
13717 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
13718 (vect_do_peeling_for_loop_bound): Likewise.
13719 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
13720 loop bound only record extra pre-conditions, do not apply loop
13723 2009-04-04 Richard Guenther <rguenther@suse.de>
13725 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
13728 2009-04-04 Jan Hubicka <jh@suse.cz>
13730 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13731 last_basic_block for size of bb->index indexed array.
13732 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
13733 compute_out, link_btr_uses, build_btr_def_use_webs,
13734 build_btr_def_use_webs, migrate_btr_defs): Likewise.
13736 2009-04-04 Jan Hubicka <jh@suse.cz>
13738 * except.c (remove_eh_handler_and_replace): Break out from ...
13739 (remove_eh_handler): ... here.
13740 (bring_to_root): New function.
13741 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
13742 handled ones, bring others to root of tree.
13744 2009-04-04 Jan Hubicka <jh@suse.cz>
13746 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
13747 (all_phis_safe_to_merge): New function.
13748 (update_info): New structure.
13749 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
13750 (cleanup_empty_eh): Update SSA if possible.
13752 2009-04-04 Richard Guenther <rguenther@suse.de>
13754 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
13755 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
13756 (append_vuse): Likewise.
13758 2009-04-04 Jakub Jelinek <jakub@redhat.com>
13760 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
13761 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
13762 instead of REG_UNSAVED for DW_CFA_undefined.
13763 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
13764 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
13767 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
13770 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
13771 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
13772 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
13774 2009-04-04 Richard Guenther <rguenther@suse.de>
13776 PR tree-optimization/8781
13777 PR tree-optimization/37892
13778 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
13779 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
13780 (valueize_refs): Call it for *& valueizations.
13781 (shared_reference_ops_from_ref): Rename to ...
13782 (valueize_shared_reference_ops_from_ref): ... this and valueize.
13783 (shared_reference_ops_from_call): Rename to ...
13784 (valueize_shared_reference_ops_from_call): ... this and valueize.
13785 (vn_reference_lookup): Update.
13786 (visit_reference_op_call): Likewise.
13787 * tree-ssa-pre.c (phi_translate_1): Fold *&.
13788 (eliminate): Value-replace the call address in call statements.
13790 2009-04-04 Richard Guenther <rguenther@suse.de>
13792 PR tree-optimization/39636
13793 * tree-ssa-forwprop.c
13794 (forward_propagate_addr_into_variable_array_index): Check for
13795 GIMPLE_ASSIGN before accessing the rhs code.
13797 2009-04-03 Jason Merrill <jason@redhat.com>
13799 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
13801 2009-04-03 Steve Ellcey <sje@cup.hp.com>
13803 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
13804 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
13805 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
13806 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
13807 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
13808 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
13809 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
13810 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
13811 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
13812 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
13813 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
13814 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
13815 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
13816 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
13817 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
13818 Use fr_reg_or_fp01_operand instead of fr_register_operand
13820 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
13821 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
13822 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
13824 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
13826 PR rtl-optimization/39607
13827 PR rtl-optimization/39631
13831 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13832 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13833 instead of DF_LR_OUT.
13834 * ira-lives.c (process_bb_node_lives): Ditto.
13835 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13836 instead of DF_LR_{OUT,IN}.
13837 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13838 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13840 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
13842 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
13843 (execute_lower_omp): Always run but take the short way out if -fopenmp
13845 (gate_lower_omp): Remove, forcing the pass manager to always run the
13846 pass and always set PROP_gimple_lomp.
13847 (pass_lower_omp): Remove gate function.
13848 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
13849 PROP_trees. Instead, require it.
13850 * ipa-cp.c (pass_ipa_cp): Likewise.
13851 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
13852 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
13853 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
13854 and PROP_gimple_leh.
13856 2009-04-03 Richard Guenther <rguenther@suse.de>
13858 PR middle-end/13146
13859 PR tree-optimization/23940
13860 PR tree-optimization/33237
13861 PR middle-end/33974
13862 PR middle-end/34093
13863 PR tree-optimization/36201
13864 PR tree-optimization/36230
13865 PR tree-optimization/38049
13866 PR tree-optimization/38207
13867 PR tree-optimization/38230
13868 PR tree-optimization/38301
13869 PR tree-optimization/38585
13870 PR middle-end/38895
13871 PR tree-optimization/38985
13872 PR tree-optimization/39299
13873 * tree-ssa-structalias.h: Remove.
13874 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
13875 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
13876 (struct vuse_element_d): Remove.
13877 (struct vuse_vec_d): Likewise.
13878 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
13879 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
13880 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
13881 VUSE_ELEMENT_VAR): Likewise.
13882 (struct voptype_d): Likewise.
13883 (NUM_VOP_FREE_BUCKETS): Likewise.
13884 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
13885 (struct stmt_operands_d): Remove.
13886 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
13887 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
13888 VDEF_NUM, VDEF_VECT): Likewise.
13889 (copy_virtual_operands): Remove.
13890 (operand_build_cmp): Likewise.
13891 (create_ssa_artificial_load_stmt): Likewise.
13892 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
13893 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
13894 vuse_index and mayuse_index members. Pack and move done and iter_type
13895 members to the front.
13896 (SSA_OP_VMAYUSE): Remove.
13897 (SSA_OP_VIRTUAL_USES): Adjust.
13898 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
13899 (unlink_stmt_vdef): Declare.
13900 (add_to_addressable_set): Remove.
13901 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
13902 (vrp_visit_stmt): Likewise.
13903 * doc/tree-ssa.texi (Alias analysis): Update.
13904 * doc/invoke.texi (max-aliased-vops): Remove docs.
13905 (avg-aliased-vops): Likewise.
13906 * tree-into-ssa.c (syms_to_rename): Remove.
13907 (need_to_update_vops_p): Likewise.
13908 (need_to_initialize_update_ssa_p): Rename to ...
13909 (update_ssa_initialized_fn): ... this. Track function we are
13911 (symbol_marked_for_renaming): Simplify.
13912 (add_new_name_mapping): Do not set need_to_update_vops_p.
13913 (dump_currdefs): Use SYMS_TO_RENAME.
13914 (rewrite_update_stmt): Always walk all uses/defs.
13915 (dump_update_ssa): Adjust.
13916 (init_update_ssa): Take function argument. Track what we are
13918 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
13919 (create_new_def_for): Initialize for cfun, assert we are initialized
13921 (mark_sym_for_renaming): Simplify.
13922 (mark_set_for_renaming): Do not initialize update-ssa.
13923 (need_ssa_update_p): Simplify. Take function argument.
13924 (name_mappings_registered_p): Assert we ask for the correct function.
13925 (name_registered_for_update_p): Likewise.
13926 (ssa_names_to_replace): Likewise.
13927 (release_ssa_name_after_update_ssa): Likewise.
13928 (update_ssa): Likewise. Use SYMS_TO_RENAME.
13929 (dump_decl_set): Do not print a newline.
13930 (debug_decl_set): Do it here.
13931 (dump_update_ssa): And here.
13932 * tree-ssa-loop-im.c (move_computations): Adjust.
13933 (movement_possibility): Likewise.
13934 (determine_max_movement): Likewise.
13935 (gather_mem_refs_stmt): Likewise.
13936 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
13937 or NAME_MEMORY_TAG.
13938 * tree-complex.c (update_all_vops): Remove.
13939 (expand_complex_move): Adjust.
13940 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
13941 Simplify test for memory referencing statement. Exclude
13942 non-invariant ADDR_EXPRs.
13943 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
13944 * tree-loop-distribution.c (generate_memset_zero): Adjust.
13945 (rdg_flag_uses): Likewise.
13946 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
13948 (tree_optimize_tail_calls_1): Also split the
13949 edge from the entry block if we have degenerate PHI nodes in
13950 the first basic block.
13951 * tree.c (init_ttree): Remove memory-tag related code.
13952 (tree_code_size): Likewise.
13953 (tree_node_structure): Likewise.
13954 (build7_stat): Re-write to be build6_stat.
13955 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
13956 (SSA_VAR_P): Adjust.
13957 (struct tree_memory_tag): Remove.
13958 (struct tree_memory_partition_tag): Likewise.
13959 (union tree_node): Adjust.
13960 (build7): Re-write to be build6.
13961 * tree-pass.h (pass_reset_cc_flags): Remove.
13962 (TODO_update_address_taken): New flag.
13963 (pass_simple_dse): Remove.
13964 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
13965 * params.h (MAX_ALIASED_VOPS): Remove.
13966 (AVG_ALIASED_VOPS): Likewise.
13967 * omp-low.c (expand_omp_taskreg): Update SSA form.
13968 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
13969 aliases the lhs in a copy stmt.
13970 * tree-ssa-dse.c (struct address_walk_data): Remove.
13971 (memory_ssa_name_same): Likewise.
13972 (memory_address_same): Likewise.
13973 (get_kill_of_stmt_lhs): Likewise.
13974 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
13975 unused stores. Look through PHI nodes into post-dominated regions.
13976 (dse_optimize_stmt): Simplify. Properly remove stores.
13977 (tree_ssa_dse): Compute dominators.
13978 (execute_simple_dse): Remove.
13979 (pass_simple_dse): Likewise.
13980 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
13981 gimple_loaded_syms and gimple_stored_syms computation.
13982 * toplev.c (dump_memory_report): Dump alias and pta stats.
13983 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
13984 (vn_reference_eq): Likewise.
13985 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
13986 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
13987 valueize_vuses): Remove.
13988 (get_def_ref_stmt_vuses): Simplify. Rename to ...
13989 (get_def_ref_stmt_vuse): ... this.
13990 (vn_reference_lookup_2): New function.
13991 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
13992 walking equivalent vuses. Simplify.
13993 (vn_reference_lookup): Likewise.
13994 (vn_reference_insert): Likewise.
13995 (vn_reference_insert_pieces): Likewise.
13996 (visit_reference_op_call): Simplify.
13997 (visit_reference_op_load): Likewise.
13998 (visit_reference_op_store): Likewise.
13999 (init_scc_vn): Remove shared_lookup_vuses initialization.
14000 (free_scc_vn): Remove shared_lookup_vuses freeing.
14001 (sort_vuses, sort_vuses_heap): Remove.
14002 (get_ref_from_reference_ops): Export.
14003 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
14004 vector with single vuse pointer.
14005 (vn_reference_lookup_pieces, vn_reference_lookup,
14006 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
14007 (shared_vuses_from_stmt): Remove.
14008 (get_ref_from_reference_ops): Declare.
14009 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
14010 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
14011 memory-tag related code.
14012 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
14013 (likely_value): Add comment, skip static-chain of call statements.
14014 (surely_varying_stmt_p): Adjust.
14015 (gimplify_and_update_call_from_tree): Likewise.
14016 (execute_fold_all_builtins): Do not rebuild alias info.
14017 (gimplify_and_update_call_from_tree): Properly update VOPs.
14018 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
14019 (copy_ref_info): Remove memory-tag related code.
14020 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
14021 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
14022 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
14024 * tree-ssa-dom.c (gimple_p): Remove typedef.
14025 (eliminate_redundant_computations): Adjust.
14026 (record_equivalences_from_stmt): Likewise.
14027 (avail_expr_hash): Likewise.
14028 (avail_expr_eq): Likewise.
14029 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
14030 (stmt_makes_single_load): Likewise.
14031 (stmt_makes_single_store): Likewise.
14032 * tree-ssa-alias.c: Rewrite completely.
14033 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
14034 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
14035 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
14036 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
14037 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
14038 Remove public functions.
14039 (pass_reset_cc_flags): Remove.
14040 (pass_build_alias): Move ...
14041 * tree-ssa-structalias.c (pass_build_alias): ... here.
14042 * tree-ssa-alias.c (may_be_aliased): Move ...
14043 * tree-flow-inline.h (may_be_aliased): ... here.
14044 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
14045 count_uses_and_derefs): Move ...
14046 * gimple.c: ... here.
14047 * gimple.h (count_uses_and_derefs): Declare.
14048 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
14049 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
14050 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
14051 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
14052 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
14053 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
14054 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
14056 * tree-dfa.c (refs_may_alias_p): Move ...
14057 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
14058 * tree-ssa-alias.h: New file.
14059 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
14060 (statement_sink_location): Likewise.
14061 * opts.c (decode_options): Do not adjust max-aliased-vops or
14062 avg-aliased-vops values.
14063 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
14064 (TV_CALL_CLOBBER): Likewise.
14065 (TV_FLOW_SENSITIVE): Likewise.
14066 (TV_FLOW_INSENSITIVE): Likewise.
14067 (TV_MEMORY_PARTITIONING): Likewise.
14068 (TV_ALIAS_STMT_WALK): New timevar.
14069 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
14070 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
14071 (get_address_description): Remove memory-tag related code.
14072 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
14073 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
14074 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
14075 and immediate uses in statements. Document.
14076 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
14077 (dump_symbols): Remove.
14078 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
14079 * alias.c (get_deref_alias_set): New function split out from ...
14080 (get_alias_set): ... here.
14081 * alias.h (get_deref_alias_set): Declare.
14082 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
14083 type parameter. Remove restrict pointer handling. Create a
14084 ref-all pointer in case type-based alias sets do not conflict.
14085 (vect_analyze_data_refs): Remove SMT related code.
14086 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
14087 (vectorizable_load): Likewise.
14088 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
14089 (DR_SYMBOL_TAG, DR_VOPS): Remove.
14090 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
14091 Ignore vops and SMTs.
14092 (dr_analyze_alias): Likewise..
14093 (free_data_ref): Likewise.
14094 (create_data_ref): Likewise.
14095 (analyze_all_data_dependences): Likewise.
14096 (get_references_in_stmt): Adjust.
14097 * tree-flow-inline.h (gimple_aliases_computed_p,
14098 gimple_addressable_vars, gimple_call_clobbered_vars,
14099 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
14100 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
14101 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
14102 gimple_mem_ref_stats): Remove.
14103 (gimple_vop): New function.
14104 (op_iter_next_use): Remove vuses and mayuses cases.
14105 (op_iter_next_def): Remove vdefs case.
14106 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
14107 (clear_and_done_ssa_iter): Do not set removed fields.
14108 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
14109 Assert we are not iterating over vuses or vdefs if not also
14110 iterating over uses or defs.
14111 (op_iter_init_use): Likewise.
14112 (op_iter_init_def): Likewise.
14113 (op_iter_next_vdef): Remove.
14114 (op_iter_next_mustdef): Likewise.
14115 (op_iter_init_vdef): Likewise.
14116 (compare_ssa_operands_equal): Likewise.
14117 (link_use_stmts_after): Handle vuse operand.
14118 (is_call_used): Use is_call_clobbered.
14119 (is_call_clobbered): Global variables are always call clobbered,
14120 query the call-clobbers bitmap.
14121 (mark_call_clobbered): Ignore global variables.
14122 (clear_call_clobbered): Likewise.
14123 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
14124 virtual operands sanity check.
14125 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
14127 (TARGET_MEM_REF): Remove TMR_TAG operand.
14128 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
14129 Remove call-clobber related code.
14130 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
14131 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
14132 partitions or escape reason.
14133 (get_single_def_stmt, get_single_def_stmt_from_phi,
14134 get_single_def_stmt_with_phi): Remove.
14135 (dump_referenced_vars): Tidy.
14136 (get_ref_base_and_extent): Allow bare decls.
14137 (collect_dfa_stats): Adjust.
14138 * graphite.c (rename_variables_in_stmt): Adjust.
14139 (graphite_copy_stmts_from_block): Likewise.
14140 (translate_clast): Likewise.
14141 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
14143 (translate_vuse_through_block): Use the oracle.
14144 (phi_translate_1): Adjust.
14145 (value_dies_in_block_x): Use the oracle. Cache the outcome
14147 (valid_in_sets): Check if the VUSE for
14148 a REFERENCE is available.
14149 (eliminate): Do not remove stmts during elimination,
14150 instead queue and remove them afterwards.
14151 (do_pre): Do not rebuild alias info.
14152 (pass_pre): Run TODO_rebuild_alias before PRE.
14153 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
14154 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
14155 (mark_all_v_defs_stmt): Remove.
14156 (mark_all_v_defs_seq): Adjust.
14157 (sra_replace): Likewise.
14158 (scalarize_use): Likewise.
14159 (scalarize_copy): Likewise.
14160 (scalarize_init): Likewise.
14161 (scalarize_ldst): Likewise.
14162 (todoflags): Remove.
14163 (tree_sra): Do not rebuild alias info.
14164 (tree_sra_early): Adjust.
14165 (pass_sra): Run TODO_update_address_taken before SRA.
14166 * tree-predcom.c (set_alias_info): Remove.
14167 (prepare_initializers_chain): Do not call it.
14168 (mark_virtual_ops_for_renaming): Adjust.
14169 (mark_virtual_ops_for_renaming_list): Remove.
14170 (initialize_root_vars): Adjust.
14171 (initialize_root_vars_lm): Likewise.
14172 (prepare_initializers_chain): Likewise.
14173 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
14174 (may_propagate_copy_into_stmt): Likewise.
14175 (merge_alias_info): Do nothing for now.
14176 (propagate_tree_value_into_stmt): Adjust.
14177 (stmt_may_generate_copy): Likewise.
14178 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
14179 not mark symbols for renaming.
14180 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
14181 with the same statement, make sure to update the new pointed-to one.
14182 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
14183 call statements, do not mark symbols for renaming.
14184 (mark_operand_necessary): Dump something.
14185 (ref_may_be_aliased): New function.
14186 (mark_aliased_reaching_defs_necessary_1): New helper function.
14187 (mark_aliased_reaching_defs_necessary): Likewise.
14188 (mark_all_reaching_defs_necessary_1): Likewise.
14189 (mark_all_reaching_defs_necessary): Likewise.
14190 (propagate_necessity): Do not process virtual PHIs. For
14191 non-aliased loads mark all reaching definitions as necessary.
14192 For aliased loads and stores mark the immediate dominating
14193 aliased clobbers as necessary.
14194 (visited): New global static.
14195 (perform_tree_ssa_dce): Free visited bitmap after propagating
14197 (remove_dead_phis): Perform simple dead virtual PHI removal.
14198 (remove_dead_stmt): Properly unlink virtual operands when
14200 (eliminate_unnecessary_stmts): Schedule PHI removal after
14202 * tree-ssa-ter.c (is_replaceable_p): Adjust.
14203 (process_replaceable): Likewise.
14204 (find_replaceable_in_bb): Likewise.
14205 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
14206 based on the single gimple vop.
14207 (verify_flow_insensitive_alias_info): Remove.
14208 (verify_flow_sensitive_alias_info): Likewise.
14209 (verify_call_clobbering): Likewise.
14210 (verify_memory_partitions): Likewise.
14211 (verify_alias_info): Likewise.
14212 (verify_ssa): Adjust..
14213 (execute_update_addresses_taken): Export. Update SSA
14214 manually. Optimize only when optimizing. Use a local bitmap.
14215 (pass_update_address_taken): Remove TODO_update_ssa, add
14217 (pass_update_address_taken): Just use TODO_update_address_taken.
14218 (init_tree_ssa): Do not initialize addressable_vars.
14219 (verify_ssa): Verify new VUSE / VDEF properties.
14220 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
14221 Do not call verify_alias_info.
14222 (delete_tree_ssa): Clear the VUSE, VDEF operands.
14223 Do not free the loaded and stored syms bitmaps. Reset the escaped
14224 and callused solutions. Do not free addressable_vars.
14225 Remove memory-tag related code.
14226 (warn_uninitialized_var): Aliases are always available.
14227 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
14228 * lambda-code.c (can_put_in_inner_loop): Adjust.
14229 (can_put_after_inner_loop): Likewise.
14230 (perfect_nestify): Likewise.
14231 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
14232 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
14233 (vectorizable_conversion): Do not mark symbols for renaming.
14234 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
14235 (expand_call_inline): Unlink the calls virtual operands before
14237 (tree_function_versioning): Do not call update_ssa if we are not
14238 updating clones. Simplify.
14239 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
14240 (propagate_with_phi): Likewise..
14241 * tree-outof-ssa.c (create_temp): Remove memory tag and call
14242 clobber code. Assert we are not aliased or global.
14243 * tree-flow.h: Include tree-ssa-alias.h
14244 (enum escape_type): Remove.
14245 (struct mem_sym_stats_d): Likewise.
14246 (struct mem_ref_stats_d): Likewise.
14247 (struct gimple_df): Add vop member. Remove global_var,
14248 call_clobbered_vars, call_used_vars, addressable_vars,
14249 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
14250 escaped and callused members.
14251 (struct ptr_info_def): Remove all members, add points-to solution
14253 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
14254 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
14255 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
14256 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
14257 (tree-ssa-alias.o): Likewise.
14258 (toplev.o): Add tree-ssa-alias.h
14259 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
14260 * gimple.c (gimple_set_bb): Fix off-by-one error.
14261 (is_gimple_reg): Do not handle memory tags.
14262 (gimple_copy): Also copy virtual operands.
14263 Delay updating the statement. Do not reset loaded and stored syms.
14264 (gimple_set_stored_syms): Remove.
14265 (gimple_set_loaded_syms): Likewise.
14266 (gimple_call_copy_skip_args): Copy the virtual operands
14267 and mark the new statement modified.
14268 * tree-ssa-structalias.c (may_alias_p): Remove.
14269 (set_uids_in_ptset): Take the alias set to prune with as
14270 parameter. Fold in the alias test of may_alias_p.
14271 (compute_points_to_sets): Compute whether a ptr is dereferenced
14272 in a local sbitmap.
14273 (process_constraint): Deal with &ANYTHING on the lhs, reject all
14274 other ADDRESSOF constraints on the lhs.
14275 (get_constraint_for_component_ref): Assert that we don't get
14276 ADDRESSOF constraints from the base of the reference.
14277 Properly generate UNKNOWN_OFFSET for DEREF if needed.
14278 (struct variable_info): Remove collapsed_to member.
14279 (get_varinfo_fc): Remove.
14280 (new_var_info): Do not set collapsed_to.
14281 (dump_constraint): Do not follow cycles.
14282 (dump_constraint_graph): Likewise.
14283 (build_pred_graph): Likewise.
14284 (build_succ_graph): Likewise.
14285 (rewrite_constraints): Likewise.
14286 (do_simple_structure_copy): Remove.
14287 (do_rhs_deref_structure_copy): Remove.
14288 (do_lhs_deref_structure_copy): Remove.
14289 (collapse_rest_of_var): Remove.
14290 (do_structure_copy): Re-implement.
14291 (pta_stats): New global variable.
14292 (dump_pta_stats): New function.
14293 (struct constraint_expr): Make offset signed.
14294 (UNKNOWN_OFFSET): Define special value.
14295 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
14296 (solution_set_expand): New helper function split out from ...
14297 (do_sd_constraint): ... here.
14298 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
14299 (do_ds_constraint): Likewise.
14300 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
14301 and CALLUSED = *CALLUSED.
14302 (set_union_with_increment): Make inc argument signed.
14303 (type_safe): Remove.
14304 (get_constraint_for_ptr_offset): Handle unknown and negative
14306 (first_vi_for_offset): Handle offsets before start. Bail
14307 out early for offsets beyond the variable extent.
14308 (first_or_preceding_vi_for_offset): New function.
14309 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
14310 Together with ESCAPED = *ESCAPED this properly computes reachability.
14311 (find_what_var_points_to): New function.
14312 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
14313 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
14314 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
14315 pt_solutions_intersect): New functions.
14316 (compute_call_used_vars): Remove.
14317 (compute_may_aliases): New main entry into PTA computation.
14318 * gimple.h (gimple_p): New typedef.
14319 (struct gimple_statement_base): Remove references_memory_p.
14320 (struct gimple_statement_with_memory_ops_base): Remove
14321 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
14323 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
14324 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
14325 gimple_set_references_memory): Remove.
14326 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
14327 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
14329 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
14330 (verify_expr): Allow RESULT_DECL.
14331 (gimple_duplicate_bb): Do not copy virtual operands.
14332 (gimple_duplicate_sese_region): Adjust.
14333 (gimple_duplicate_sese_tail): Likewise.
14334 (mark_virtual_ops_in_region): Remove.
14335 (move_sese_region_to_fn): Do not call it.
14336 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
14337 and pass_simple_dse.
14338 (execute_function_todo): Handle TODO_update_address_taken,
14339 call execute_update_addresses_taken for TODO_rebuild_alias.
14340 (execute_todo): Adjust.
14341 (execute_one_pass): Init dump files early.
14342 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
14344 (create_general_new_stmt): Clear vops.
14345 * tree-ssa-reassoc.c (get_rank): Adjust.
14346 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
14347 symbols for renaming.
14348 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
14349 (PARAM_AVG_ALIASED_VOPS): Likewise.
14350 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
14351 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
14352 * tree-ssa-operands.c: Simplify for new virtual operand representation.
14353 (operand_build_cmp, copy_virtual_operands,
14354 create_ssa_artificial_load_stmt, add_to_addressable_set,
14355 gimple_add_to_addresses_taken): Remove public functions.
14356 (unlink_stmt_vdef): New function.
14358 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14360 * config.gcc (powerpc-*-linux*): Merge variants.
14362 2009-04-02 Chao-ying Fu <fu@mips.com>
14363 James Grosbach <james.grosbach@microchip.com>
14365 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
14366 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
14368 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
14369 keep_interrupts_masked_p, use_debug_exception_return_p.
14370 (mips_attribute_table): Add interrupt, use_shadow_register_set,
14371 keep_interrupts_masked, use_debug_exception_return.
14372 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
14373 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
14375 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
14376 (mips_print_operand): Process COP0 registers to print $0 .. $31
14377 correctly for GAS to process.
14378 (mips_interrupt_extra_call_saved_reg_p): New function.
14379 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
14381 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
14382 (mips_compute_frame_info): Add supports for interrupt context that
14383 includes doubleword accumulators and COP0 registers.
14384 (mips_for_each_saved_acc): New function.
14385 (mips_for_each_saved_gpr_and_fpr): Change the function name from
14386 mips_for_each_saved_reg.
14387 (mips_save_reg): Save accumulators.
14388 (mips_kernel_reg_p): A new for_each_rtx callback.
14389 (mips_expand_prologue): Support interrupt handlers.
14390 (mips_restore_reg): Restore accumulators.
14391 (mips_expand_epilogue): Support interrupt handlers.
14392 (mips_can_use_return_insn): Return false for interrupt handlers.
14393 (mips_epilogue_uses): New function.
14394 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
14395 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
14396 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
14397 cop0_move): New instructions.
14398 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
14399 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
14401 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
14403 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
14404 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
14405 interrupt handlers, we use K0 as the temporary register.
14406 (EPILOGUE_USES): Change to a function call.
14407 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
14408 handlers, we use K0 as the temporary register.
14410 * doc/extend.texi (Function Attributes): Document interrupt,
14411 use_shadow_register_set, keep_interrupts_masked,
14412 use_debug_exception_return for MIPS attributes.
14414 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14416 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
14417 Remove a number of t-files from tmake_file.
14418 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
14419 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
14420 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
14421 target_prototype, not TARGET_PROTOTYPE.
14422 (LINK_OS_GNU_SPEC): Define.
14423 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
14424 and darwin-ldoubdle.c.
14426 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
14429 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
14430 (cpp_options): Ditto.
14431 (default_compilers): Ditto.
14432 (display_help): Ditto.
14433 (process_command): Ditto.
14434 (do_spec_1): Ditto.
14435 (set_input): Use lbasename instead of duplicate code.
14436 (save_temps_prefix): New static for -save-temps=obj.
14437 (save_temps_length): Ditto.
14439 * doc/invoke.texi (-save-temps=obj): Document new variant to
14440 -save-temps switch.
14442 2009-04-02 Jeff Law <law@redhat.com>
14444 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
14447 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14449 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
14450 * configure: Regenerated.
14452 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14454 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
14455 share the argument list.
14457 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14461 2009-02-12 Diego Novillo <dnovillo@google.com>
14463 * varpool.c (debug_varpool): New.
14464 * cgraph.h (debug_varpool): Declare.
14466 2009-04-02 Jan Hubicka <jh@suse.cz>
14468 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
14471 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14473 * config/i386/i386.c (ix86_abi): Move initialization to ...
14474 (override_options): Here.
14476 2009-04-02 Christian Bruel <christian.bruel@st.com>
14478 * config/sh/sh.c (sh_dwarf_register_span): New function.
14479 (TARGET_DWARF_REGISTER_SPAN): Define.
14480 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
14482 2009-04-02 Ira Rosen <irar@il.ibm.com>
14484 PR tree-optimization/39595
14485 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
14486 interleaved loads group is not greater than the SLP group size.
14488 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14490 * builtins.c (is_builtin_name): New.
14491 (called_as_built_in): Use is_builtin_name.
14492 * tree.h (is_builtin_name): New.
14493 * varasm.c (incorporeal_function_p): Use is_builtin_name
14495 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
14497 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
14499 2009-04-02 Dodji Seketeli <dodji@redhat.com>
14502 * c-decl.c (clone_underlying_type): Move this ...
14503 * c-common.c (set_underlying_type): ... here.
14504 Also, make sure the function properly sets TYPE_STUB_DECL() on
14505 the newly created typedef variant type.
14506 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
14507 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
14510 2009-04-02 Richard Guenther <rguenther@suse.de>
14512 PR tree-optimization/37221
14513 * tree-flow.h (degenerate_phi_result): Declare.
14514 * tree-ssa-dom.c (degenerate_phi_result): Export.
14515 * tree-scalar-evolution.c (analyze_initial_condition): If
14516 the initial condition is defined by a degenerate PHI node
14517 use the degenerate value.
14519 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
14521 PR rtl-optimization/39588
14522 * combine.c (merge_outer_ops): Do not set the constant when this
14524 (simplify_shift_const_1): Do not modify it either in this case.
14526 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
14528 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
14529 tuning is deprecated if -mtune value is set to an Itanium1 variant.
14531 2009-04-01 Janis Johnson <janis187@us.ibm.com>
14534 * c-lex.c (interpret_float): Default (no suffix) is double.
14536 2009-04-1 Xinliang David Li <davidxl@google.com>
14538 * config/i386/i386.c (legitimate_constant_p): Recognize
14539 all one vector constant.
14541 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14543 * config/vax/vax.c: Add #includes to silence warnings.
14544 Change #include order to silence two warnings.
14546 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14548 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
14549 (ASM_SPEC): Pass -k to the assembler for PIC code.
14551 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14553 * config.gcc: Add vax-*-linux* to the switch.
14554 * config/vax/linux.h: New file. (TARGET_VERSION,
14555 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
14557 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14559 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
14560 Use predicate macros instead of GET_CODE() == foo.
14561 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
14562 ashlsi3, rotrsi3, <unnamed>): Likewise.
14564 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14566 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
14567 jbbccihi, jbbccisi): Remova trailing whitespace.
14568 * config/vax/constraints.md: Likewise.
14569 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14570 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
14571 * config/vax/predicates.md: Likewise.
14572 * config/vax/vax.c (print_operand_address, vax_output_int_move,
14573 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
14574 * config/vax/vax.h: Likewise.
14575 * config/vax/vax.md (nonlocal_goto): Likewise.
14577 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14579 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
14580 (indirectable_address_p, adjacent_operands_p): Add spaces around
14582 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
14584 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14586 * config/vax/vax.c (legitimate_constant_address_p,
14587 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
14588 index_term_p, reg_plus_index_p, legitimate_address_p,
14589 vax_mode_dependent_address_p): Update comments to match functions
14590 modified by the recent int->bool conversion.
14592 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14594 * config/vax/builtins.md: Update copyright message.
14595 * config/vax/constraints.md: Likewise.
14596 * config/vax/netbsd-elf.h: Likewise.
14597 * config/vax/predicates.md: Likewise.
14598 * config/vax/vax-protos.h: Likewise.
14599 * config/vax/vax.c: Likewise.
14600 * config/vax/vax.h: Likewise.
14601 * config/vax/vax.md: Likewise.
14602 * config/vax/vax.opt: Likewise.
14604 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14606 * config/vax/builtins.md (ffssi2, ffssi2_internal,
14607 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
14608 * config/vax/constraints.md (B, R): Likewise.
14609 * config/vax/predicates.md (external_memory_operand,
14610 nonimmediate_addsub_di_operand): Likewise.
14611 * config/vax/vax.c (vax_output_int_add): Likewise.
14612 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
14613 untyped_call): Likewise.
14615 2009-04-01 Matt Thomas <matt@3am-software.com>
14617 * config/vax/predicates.md: New file.
14618 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
14619 external_const_operand, nonsymbolic_operand, external_memory_operand,
14620 indirect_memory_operand, indexed_memory_operand,
14621 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
14622 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
14624 * config/vax/constraints.md: New file.
14625 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
14627 * config/vax/builtins.md: New file.
14628 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
14629 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
14631 * config/vax/vax.opt (mqmath): Add option.
14632 * config/vax/vax.md (isfx): Extend with DI.
14633 (VAXintQH, VAXintQHSD): Define.
14634 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
14635 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
14636 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
14637 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
14638 (movdi): Update constraints and use vax_output_int_move().
14639 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
14640 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
14641 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
14642 nonlocal_goto): New.
14643 (mov<mode>): Extend accepted operand types.
14644 (subdi3_old): Rename from subdi3, change update constraints and use
14645 a new implementation.
14646 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
14647 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
14648 MOVE_RATIO, CLEAR_RATIO): Define.
14649 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
14650 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
14651 (PRINT_OPERAND): Redefine using a function instead of inlined code.
14652 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
14653 (split_quadword_operands): Make static and really allow variable
14655 (print_operand_address): Update for PIC generation.
14656 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
14657 indexable_address_p, fixup_mathdi_operand,
14658 vax_expand_addsub_di_operands, adjacent_operands_p): New.
14659 (vax_float_literal, legitimate_constant_p,
14660 indirectable_constant_address_p, index_term_p,
14661 reg_plus_index_p): Return bool instead of int.
14662 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
14664 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
14666 (vax_output_conditional_branch): Indent.
14667 (legitimate_constant_address_p, indirectable_constant_address_p,
14668 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
14669 vax_mode_dependent_address_p): Return bool instead of int, update for
14671 * config/vax/vax-protos.h (legitimate_constant_address_p,
14672 legitimate_constant_p, legitimate_address_p,
14673 vax_mode_dependent_address_p): Change declaration to bool.
14674 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
14675 vax_expand_addsub_di_operands, vax_output_int_subtract,
14676 vax_output_movmemsi): Declare.
14677 (split_quadword_operands, vax_float_literal): Delete declaration.
14678 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
14679 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
14680 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
14681 ASM_OUTPUT_DWARF_PCREL): Define.
14682 (ASM_SPEC): Change definition to allow PIC generation.
14684 2009-04-01 Steve Ellcey <sje@cup.hp.com>
14686 * doc/sourcebuild.texi: Update front-end requirements.
14688 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14691 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
14692 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
14693 (booldi3_internal3): Use boolean_or_operator instead of
14696 2009-04-01 Joseph Myers <joseph@codesourcery.com>
14699 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
14700 declarator whose size is not an integer constant expression but
14701 folds to an integer constant, then treat it as a constant
14704 2009-04-01 Richard Guenther <rguenther@suse.de>
14706 * fold-const.c (fold_plusminus_mult_expr): Do not fold
14707 i * 4 + 2 to (i * 2 + 1) * 2.
14709 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14712 * c-parser.c (c_parser_asm_statement): Skip until close paren and
14713 return if c_parser_asm_string_literal returned NULL.
14715 2009-04-01 Nick Clifton <nickc@redhat.com>
14717 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
14719 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
14720 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
14721 other typedefs to avoid conflicts with libgcc2.c. Define labels
14722 to gain 16-bit bit-manipulation functions from libgcc2.c and then
14724 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
14725 to gain 16-bit trapping arithmetic functions from libgcc2.c and
14728 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
14730 * varasm.c (default_function_rodata_section): Declare DOT as
14733 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
14734 Andrey Galkin <agalkin@hypercom.com>
14737 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
14738 Make object_name unique for each process.
14740 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14743 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
14744 addressable variables in the parallel that could go out of scope while
14745 running queued tasks.
14747 2009-04-01 Anatoly Sokolov <aesok@post.ru>
14749 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
14750 (CASE_VALUES_THRESHOLD): Redefine.
14751 * config/avr/avr.c (avr_override_options): Remove initialization of
14752 avr_case_values_threshold variable.
14753 (avr_case_values_threshold): Remove variable. Add new function.
14754 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
14755 * config/avr/avr.opt (mno-tablejump): Remove option.
14756 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
14758 2009-04-01 DJ Delorie <dj@redhat.com>
14760 * varasm.c (default_function_rodata_section): Don't assume
14761 anything about where the first '.' in the section name is.
14763 2009-04-01 Alan Modra <amodra@bigpond.net.au>
14765 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
14766 rs6000_emit_stack_tie.
14768 2009-03-31 Ian Lance Taylor <iant@google.com>
14770 * tree-eh.c (tree_remove_unreachable_handlers): Compare
14771 gimple_code with GIMPLE_RESX, not RESX.
14773 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14775 * c-common.c (c_get_ident): New.
14776 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
14778 2009-04-01 Ben Elliston <bje@au.ibm.com>
14780 * config/rs6000/sysv4.opt (msdata): Improve option description.
14782 2009-03-31 Steve Ellcey <sje@cup.hp.com>
14784 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
14785 (divdf3_internal_lat): Remove.
14786 (divxf3_internal_lat): Remove.
14787 (divxf3_internal_thr): Remove.
14788 (divxf): Use divxf3_internal.
14789 * config/ia64/div.md (divsf3_internal_lat): New.
14790 (divdf3_internal_lat): New.
14791 (divxf3_internal): New.
14793 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14796 * Makefile.in (USE_GCC_STDINT): Define.
14797 (stmp-int-hdrs): Install stdint.h if applicable.
14798 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
14800 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
14801 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
14802 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14803 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14804 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14805 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14806 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14807 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14808 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14809 (c_common_nodes_and_builtins): Initialize
14810 underlying_wchar_type_node. Do not initialize
14811 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
14812 nodes for new types.
14813 (c_stddef_cpp_builtins): Define macros for new types.
14814 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
14816 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
14817 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
14818 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
14819 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
14820 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
14821 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
14822 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
14823 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
14824 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
14825 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
14826 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
14827 int16_type_node, int32_type_node, int64_type_node,
14828 uint8_type_node, uint16_type_node, c_uint32_type_node,
14829 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
14830 int_least32_type_node, int_least64_type_node,
14831 uint_least8_type_node, uint_least16_type_node,
14832 uint_least32_type_node, uint_least64_type_node,
14833 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
14834 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
14835 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
14836 uintptr_type_node): Define.
14837 * c-cppbuiltin.c (builtin_define_constants,
14838 builtin_define_type_minmax): New.
14839 (builtin_define_stdint_macros): Define more macros.
14840 (c_cpp_builtins): Define more limit macros.
14841 (type_suffix): New.
14842 (builtin_define_type_max): Define in terms of
14843 builtin_define_type_minmax. Remove is_long parameter. All
14845 * config.gcc (use_gcc_stdint): Define.
14846 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
14847 Add newlib-stdint.h for generic targets.
14848 * config/glibc-stdint.h, config/newlib-stdint.h,
14849 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
14850 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
14851 * config/score/score.h (UINTPTR_TYPE): Define.
14852 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14853 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14854 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14855 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14856 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14857 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14858 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14859 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14860 * config/spu/spu.h (STDINT_LONG32): Define.
14861 * configure.ac (use_gcc_stdint): Substitute.
14862 * configure: Regenerate.
14863 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
14864 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
14865 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
14866 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
14867 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
14868 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
14869 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
14870 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
14871 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
14872 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
14873 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
14874 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
14875 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
14876 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
14877 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
14878 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
14879 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
14880 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
14881 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
14882 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
14883 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
14884 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
14885 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14886 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14887 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14888 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14889 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14890 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14891 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
14893 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
14895 * loop-iv.c (suitable_set_for_replacement): Renamed from
14896 simplify_using_assignment; changed to return bool and to accept new
14897 args DEST and SRC. Return true iff we find a source/destination pair
14898 that can be used to make a replacement, and fill SRC and DEST if so.
14899 Remove arg ALTERED. Don't deal with altered regs here. All callers
14901 (simplify_using_initial_values): Deal with altered regs here and track
14902 more precisely the effect they have on the validity of our expression.
14904 * loop-iv.c (simplify_using_condition): A condition of the form
14905 (EQ REG CONST) can be used to simply make a substitution.
14906 (simplify_using_initial_values): Keep track of conditions we have seen
14907 and keep using them to simplify new expressions, while applying the
14908 same substitutions to them as to the expression.
14910 * simplify-rtx.c (simplify_relational_operation_1): Simplify
14911 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
14914 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
14915 changed. Use this when trying to improve the upper bound.
14916 Generate the comparison by using simplify_gen_relational.
14918 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
14920 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
14922 (simplify_using_assignment, simplify_using_initial_values): Call
14923 replace_in_expr to make replacements. Call replace_single_def_regs
14924 once on the initial version of the expression.
14926 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14929 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
14931 2009-03-31 Richard Guenther <rguenther@suse.de>
14933 PR middle-end/31029
14934 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
14935 equality comparisons. Fold C - X CMP X if C % 2 == 1.
14937 2009-03-31 Richard Guenther <rguenther@suse.de>
14939 * tree.h (div_if_zero_remainder): Declare.
14940 * fold-const.c (div_if_zero_remainder): Export.
14941 * tree-ssa-forwprop.c
14942 (forward_propagate_addr_into_variable_array_index): Handle
14943 constant array index addition outside of the variable index.
14945 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14948 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
14949 define_splits, floatunssi<mode>2): Require x87 conversions from
14950 DImode to be permitted.
14952 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14954 PR preprocessor/15638
14955 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
14957 2009-03-31 Richard Guenther <rguenther@suse.de>
14959 PR middle-end/23401
14960 PR middle-end/27810
14961 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
14962 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
14963 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
14964 a separate statement.
14965 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
14966 (lookup_tmp_var): Likewise.
14967 (is_gimple_formal_tmp_or_call_rhs): Remove.
14968 (is_gimple_reg_or_call_rhs): Rename to ...
14969 (is_gimple_reg_rhs_or_call): ... this.
14970 (is_gimple_mem_or_call_rhs): Rename to ...
14971 (is_gimple_mem_rhs_or_call): ... this.
14972 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
14973 DECL_GIMPLE_REG_P only if is_formal is true.
14974 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
14975 for non-proper post-modify expression gimplification.
14976 (gimplify_self_mod_expr): For post-modify expressions gimplify
14977 the lvalue to a minimal lvalue.
14978 (rhs_predicate_for): Remove formal temp case.
14979 (gimplify_modify_expr_rhs): Likewise.
14980 (gimplify_addr_expr): Use is_gimple_reg.
14981 (gimplify_expr): Remove formal temp cases.
14982 (gimple_regimplify_operands): Likewise.
14983 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
14984 and FILTER_EXPR like constants.
14985 * gimple.c (walk_gimple_op): Fix val_only initialization, use
14987 (is_gimple_formal_tmp_rhs): Remove.
14988 (is_gimple_reg_rhs): Remove special casing.
14989 (is_gimple_mem_rhs): Fix.
14990 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
14991 (is_gimple_formal_tmp_var): Remove.
14992 (is_gimple_formal_tmp_reg): Likewise.
14993 (is_gimple_min_lval): Allow invariant component ref parts.
14994 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
14995 is_gimple_formal_tmp_reg): Remove declarations.
14996 * tree-cfg.c (verify_expr): Verify that variables with address
14997 taken do not have DECL_GIMPLE_REG_P set.
14998 * tree-mudflap.c (mf_build_check_statement_for): Use
14999 force_gimple_operand instead of gimplify_expr.
15001 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
15003 * modulo-sched.c (sms_schedule_by_order): Pass the actual
15004 schedulable rows to compute_split_row.
15006 2009-03-31 Ben Elliston <bje@au.ibm.com>
15009 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
15012 2009-03-31 Alan Modra <amodra@bigpond.net.au>
15014 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
15015 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
15016 * configure: Regenerate.
15017 * config.in: Regenerate.
15018 * config/rs6000/rs6000.opt (mtls-markers): Add.
15019 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
15020 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
15021 (tls_ld_aix, tls_ld_sysv): Likewise.
15022 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
15023 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
15025 2009-03-31 Alan Modra <amodra@bigpond.net.au>
15027 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
15029 2009-03-30 Jan Hubicka <jh@suse.cz>
15031 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
15033 (tree_remove_unreachable_handlers): Cleanup EH predecestor
15034 detection and label handling.
15036 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15038 * ira-int.h (ira_allocno): Rename left_conflicts_num to
15039 left_conflicts_size.
15040 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
15041 ALLOCNO_LEFT_CONFLICTS_SIZE.
15043 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
15044 remove_allocno_from_bucket_and_push,
15045 allocno_spill_priority_compare, push_allocnos_to_stack,
15046 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15047 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
15048 (setup_allocno_left_conflicts_num): Ditto. Rename to
15049 setup_allocno_left_conflicts_size.
15050 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15051 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
15052 setup_allocno_left_conflicts_size instead of
15053 setup_allocno_left_conflicts_num.
15055 * ira-build.c (ira_create_allocno): Use
15056 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
15057 ALLOCNO_LEFT_CONFLICTS_NUM.
15059 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15061 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15062 instead of DF_LR_OUT.
15064 * ira-lives.c (process_bb_node_lives): Ditto.
15066 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15067 instead of DF_LR_{OUT,IN}.
15069 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15071 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15073 2009-03-30 Jan Hubicka <jh@suse.cz>
15075 * except.c (label_to_region_map): Fix thinko.
15077 2009-03-30 Steve Ellcey <sje@cup.hp.com>
15079 PR middle-end/38237
15080 * tree.h (tree_find_value): New declaration.
15081 * tree.c (tree_find_value): New function.
15082 * varasm.c (assemble_external): Avoid duplicate entries on lists.
15084 2009-03-30 Jakub Jelinek <jakub@redhat.com>
15087 * c-decl.c (struct c_binding): Add locus field.
15088 (bind): Add locus argument, set locus field from it.
15089 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
15090 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
15091 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
15092 implicitly_declare, undeclared_variable, lookup_label,
15093 declare_label, c_make_fname_decl, c_builtin_function,
15094 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
15097 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
15100 * config/i386/i386.c (classify_argument): Check total size of
15103 2009-03-30 Martin Jambor <mjambor@suse.cz>
15105 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
15106 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
15107 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
15110 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
15111 seen_variable_array_ref while also traversing a union.
15113 * tree-inline.c (optimize_inline_calls): Do not call
15114 cgraph_node_remove_callees.
15115 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
15116 (pass_remove_cgraph_callee_edges): New variable.
15117 * passes.c (init_optimization_passes): Add
15118 pass_remove_cgraph_callee_edges after early inlining and before all
15119 late intraprocedural passes.
15121 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
15123 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15125 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
15126 Fix typos in names.
15128 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15130 * combine.c (simplify_comparison): Use have_insn_for.
15131 * dojump.c (do_jump): Likewise.
15133 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15135 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
15136 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
15137 sparc_compare_op0 like sparc_compare_emitted used to be handled.
15138 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
15139 instead of sparc_compare_emitted.
15140 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
15141 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
15142 instead of sparc_compare_emitted.
15144 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15146 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
15147 enter/exit cfglayout mode.
15148 (pass_partition_block): Require it.
15149 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
15150 (combine_instructions): Track basic blocks instead of labels.
15151 (update_cfg_for_uncondjump): New.
15152 (try_combine): Use it. Update jumps after rescanning.
15153 (pass_combine): Require PROP_cfglayout.
15154 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
15156 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15158 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
15159 Provide/destroy PROP_cfglayout respectively.
15160 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
15161 * tree-pass.h (PROP_cfglayout): New.
15163 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15165 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
15166 fold_convert_const_fixed_from_fixed,
15167 fold_convert_const_fixed_from_int,
15168 fold_convert_const_fixed_from_real, fold_negate_const): Do not
15169 set TREE_CONSTANT_OVERFLOW.
15170 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
15171 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
15173 2009-03-30 Ira Rosen <irar@il.ibm.com>
15175 * tree-vect-loop-manip.c: New file.
15176 * tree-vectorizer.c: Update documentation and included files.
15177 (vect_loop_location): Make extern.
15178 (rename_use_op): Move to tree-vect-loop-manip.c
15179 (rename_variables_in_bb, rename_variables_in_loop,
15180 slpeel_update_phis_for_duplicate_loop,
15181 slpeel_update_phi_nodes_for_guard1,
15182 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
15183 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
15184 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
15185 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
15186 find_loop_location): Likewise.
15187 (new_stmt_vec_info): Move to tree-vect-stmts.c.
15188 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
15189 get_vectype_for_scalar_type, vect_is_simple_use,
15190 supportable_widening_operation, supportable_narrowing_operation):
15192 (bb_in_loop_p): Move to tree-vect-loop.c.
15193 (new_loop_vec_info, destroy_loop_vec_info,
15194 reduction_code_for_scalar_code, report_vect_op,
15195 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
15196 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
15197 (vect_supportable_dr_alignment): Likewise.
15198 * tree-vectorizer.h (tree-data-ref.h): Include.
15199 (vect_loop_location): Declare.
15200 Reorganize function declarations according to the new file structure.
15201 * tree-vect-loop.c: New file.
15202 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
15203 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
15204 * tree-vect-data-refs.c: New file.
15205 * tree-vect-patterns.c (timevar.h): Don't include.
15206 * tree-vect-stmts.c: New file.
15207 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
15208 tree-vect-slp.c, tree-vect-loop.c.
15209 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
15210 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
15211 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
15212 (tree-vect-analyze.o): Remove.
15213 (tree-vect-transform.o): Likewise.
15214 (tree-vect-data-refs.o): Add rule.
15215 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
15216 tree-vect-slp.o): Likewise.
15217 (tree-vect-patterns.o): Remove redundant dependencies.
15218 (tree-vectorizer.o): Likewise.
15219 * tree-vect-slp.c: New file.
15221 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15223 * optc-gen.awk: Warn if an option flag has multiple different
15226 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
15228 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
15229 -floop-block): Document dependences on PPL, CLooG and Graphite.
15231 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15233 PR rtl-optimization/323
15234 * c-common.c (c_fully_fold, convert_and_check,
15235 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
15236 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
15237 * c-common.def (EXCESS_PRECISION_EXPR): New.
15238 * c-cppbuiltin.c (builtin_define_float_constants): Define
15239 constants with enough digits for long double.
15240 * c-lex.c (interpret_float): Interpret constant with excess
15241 precision where appropriate.
15242 * c-opts.c (c_common_post_options): Set
15243 flag_excess_precision_cmdline. Give an error for
15244 -fexcess-precision=standard for C++ for processors where the
15245 option is significant.
15246 * c-parser.c (c_parser_conditional_expression): Handle excess
15247 precision in condition.
15248 * c-typeck.c (convert_arguments): Handle arguments with excess
15250 (build_unary_op): Move excess precision outside operation.
15251 (build_conditional_expr): Likewise.
15252 (build_compound_expr): Likewise.
15253 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
15254 (build_modify_expr): Handle excess precision in RHS.
15255 (convert_for_assignment): Handle excess precision in converted
15257 (digest_init, output_init_element, process_init_element): Handle
15258 excess precision in initializer.
15259 (c_finish_return): Handle excess precision in return value.
15260 (build_binary_op): Handle excess precision in operands and add
15261 excess precision as needed for operation.
15262 * common.opt (-fexcess-precision=): New option.
15263 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
15264 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
15265 For standard excess precision, output explicit conversion to and
15266 truncation from XFmode.
15267 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
15268 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
15269 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
15270 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
15271 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
15272 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
15273 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
15274 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
15275 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
15276 define_splits, sqrt<mode>2): Disable where appropriate for
15277 standard excess precision.
15278 * convert.c (convert_to_real): Do not shorten arithmetic to type
15279 for which excess precision would be used.
15280 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
15281 * doc/invoke.texi (-fexcess-precision=): Document option.
15282 (-mfpmath=): Correct index entry.
15283 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
15284 flag_excess_precision): New.
15285 * langhooks.c (lhd_post_options): Set
15286 flag_excess_precision_cmdline.
15287 * opts.c (common_handle_option): Handle -fexcess-precision=.
15288 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
15289 init_excess_precision): New.
15290 (lang_dependent_init_target): Call init_excess_precision.
15291 * tree.c (excess_precision_type): New.
15292 * tree.h (excess_precision_type): Declare.
15294 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15297 * c-typeck.c (build_component_ref): Do not copy qualifiers from
15298 non-lvalue to component.
15300 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15302 PR preprocessor/34695
15303 * Makefile.in (c-opts.o): Depend on c-tree.h.
15304 * c-common.c: Move down include of diagnostic.h.
15305 (done_lexing, c_cpp_error): New.
15306 * c-common.h (done_lexing): Declare.
15307 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
15309 * c-opts.c: Include c-tree.h.
15310 (c_common_init_options): Set preprocessor error callback.
15311 (c_common_handle_option): Do not set preprocessor
15312 inhibit_warnings, warnings_are_errors, warn_system_headers,
15313 pedantic_errors or inhibit_warnings flags.
15314 (c_common_post_options): Do not check cpp_errors (parse_in).
15315 (c_common_finish): Do not output dependencies if there were
15316 errors. Do not check return value of cpp_finish.
15317 * c-ppoutput.c (pp_file_change): Set input_location.
15318 * c-tree.h (c_cpp_error): Declare.
15319 * diagnostic.c (diagnostic_set_info_translated): Also initialize
15321 (diagnostic_build_prefix): Check override_column.
15322 * diagnostic.h (diagnostic_info): Add override_column field.
15323 (diagnostic_override_column): Define.
15325 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
15327 * c-common.c (c_expand_expr, c_staticp): Remove.
15328 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
15329 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
15330 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
15331 * c-gimplify.c (gimplify_compound_literal_expr,
15332 optimize_compound_literals_in_ctor): Remove.
15333 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
15334 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
15335 * c-semantics.c (emit_local_var): Remove.
15337 * langhooks-def.h (lhd_expand_expr): Remove.
15338 * langhooks.c (lhd_expand_expr): Remove.
15339 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
15341 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
15342 handling from c-semantics.c; don't call into langhook.
15343 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
15344 * gimplify.c (gimplify_compound_literal_expr,
15345 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
15346 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
15347 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
15348 as was done in c-gimplify.c.
15349 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
15350 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
15351 Move from c-common.h.
15352 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
15354 * tree.c (staticp): Do not call langhook.
15355 * langhooks.c (lhd_staticp): Delete.
15356 * langhooks-def.h (lhd_staticp): Delete prototype.
15357 (LANG_HOOKS_STATICP): Delete.
15358 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
15360 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
15361 instead of DECL_STMTs.
15363 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15371 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
15373 (fold_call_expr): Return a NOP_EXPR from folding rather than the
15374 contained expression.
15375 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
15376 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
15377 conditional expressions for C.
15378 (decl_constant_value_for_optimization): Move from
15379 decl_constant_value_for_broken_optimization in c-typeck.c. Check
15380 whether optimizing and that the expression is a VAR_DECL not of
15381 array type instead of doing such checks in the caller. Do not
15382 check pedantic. Call gcc_unreachable for C++.
15383 * c-common.def (C_MAYBE_CONST_EXPR): New.
15384 * c-common.h (c_fully_fold, c_save_expr,
15385 decl_constant_value_for_optimization): New prototypes.
15386 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15387 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15388 EXPR_INT_CONST_OPERANDS): Define.
15389 * c-convert.c (convert): Strip nops from expression.
15390 * c-decl.c (groktypename): Take extra parameters expr and
15391 expr_const_operands. Update call to grokdeclarator.
15392 (start_decl): Update call to grokdeclarator. Add statement for
15393 expressions used in type of decl.
15394 (grokparm): Update call to grokdeclarator.
15395 (push_parm_decl): Update call to grokdeclarator.
15396 (build_compound_literal): Add parameter non_const and build a
15397 C_MAYBE_COSNT_EXPR if applicable.
15398 (grokdeclarator): Take extra parameters expr and
15399 expr_const_operands. Track expressions used in declaration
15400 specifiers and declarators. Fold array sizes and track whether
15401 they are constant expressions and whether they are integer
15402 constant expressions.
15403 (parser_xref_tag): Set expr and expr_const_operands fields in
15405 (grokfield): Update call to grokdeclarator.
15406 (start_function): Update call to grokdeclarator.
15407 (build_null_declspecs): Set expr and expr_const_operands fields in
15409 (declspecs_add_type): Handle expressions in typeof specifiers.
15410 * c-parser.c (c_parser_declspecs): Set expr and
15411 expr_const_operands fields for declaration specifiers.
15412 (c_parser_enum_specifier): Likewise.
15413 (c_parser_struct_or_union_specifier): Likewise.
15414 (c_parser_typeof_specifier): Likewise. Update call to
15415 groktypename. Fold expression as needed. Return expressions with
15416 type instead of adding statements.
15417 (c_parser_attributes): Update calls to c_parser_expr_list.
15418 (c_parser_statement_after_labels): Fold expression before passing
15419 to objc_build_throw_stmt.
15420 (c_parser_condition): Fold expression.
15421 (c_parser_asm_operands): Fold expression.
15422 (c_parser_conditional_expression): Use c_save_expr. Update call
15423 to build_conditional_expr.
15424 (c_parser_alignof_expression): Update call to groktypename.
15425 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
15426 original_code. Fold expression argument of va_arg. Create
15427 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
15428 argument to va_arg. Update calls to groktypename. Fold array
15429 index for offsetof. Verify that first argument to
15430 __builtin_choose_expr has integer type.
15431 (c_parser_postfix_expression_after_paren_type): Update calls to
15432 groktypename and build_compound_literal. Handle expressions with
15433 side effects in type name.
15434 (c_parser_postfix_expression_after_primary): Update call to
15435 c_parser_expr_list. Set original_code for calls to
15436 __builtin_constant_p.
15437 (c_parser_expr_list): Take extra parameter fold_p. Fold
15438 expressions if requested.
15439 (c_parser_objc_type_name): Update call to groktypename.
15440 (c_parser_objc_synchronized_statement): Fold expression.
15441 (c_parser_objc_receiver): Fold expression.
15442 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
15443 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
15444 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
15445 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
15446 (struct c_typespec): Add elements expr and expr_const_operands.
15447 (struct c_declspecs): Add elements expr and expr_const_operands.
15448 (groktypename, build_conditional_expr, build_compound_literal):
15450 (in_late_binary_op): Declare.
15451 * c-typeck.c (note_integer_operands): New function.
15452 (in_late_binary_op): New variable.
15453 (decl_constant_value_for_broken_optimization): Move to c-common.c
15454 and rename to decl_constant_value_for_optimization.
15455 (default_function_array_conversion): Do not strip nops.
15456 (default_conversion): Do not call
15457 decl_constant_value_for_broken_optimization.
15458 (build_array_ref): Do not fold result.
15459 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
15460 result when operand is a VLA.
15461 (c_expr_sizeof_type): Update call to groktypename. Handle
15462 expressions included in type name. Use C_MAYBE_CONST_EXPR for
15463 result when operand names a VLA type.
15464 (build_function_call): Update call to build_compound_literal.
15465 Only fold result for calls to __builtin_* functions. Strip
15466 NOP_EXPR from INTEGER_CST returned from such functions. Fold
15467 the function designator.
15468 (convert_arguments): Fold arguments. Update call to
15469 convert_for_assignment.
15470 (build_unary_op): Handle increment and decrement of
15471 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
15472 decrement earlier. Fold operand of increment and decrement.
15473 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
15474 built for integer operand. Wrap returns that are INTEGER_CSTs
15475 without being integer constant expressions or that have integer
15476 constant operands without being INTEGER_CSTs.
15477 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
15478 (build_conditional_expr): Add operand ifexp_bcp. Track whether
15479 result is an integer constant expression or can be used in
15480 unevaluated parts of one and avoid folding and wrap as
15481 appropriate. Fold operands before possibly doing -Wsign-compare
15483 (build_compound_expr): Wrap result for C99 if operands can be used
15484 in integer constant expressions.
15485 (build_c_cast): Update call to digest_init. Do not ignore
15486 overflow from casting floating-point constants to integers. Wrap
15487 results that could be confused with integer constant expressions,
15488 null pointer constants or floating-point constants.
15489 (c_cast_expr): Update call to groktypename. Handle expressions
15490 included in type name.
15491 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
15492 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
15493 Update calls to convert_for_assignment.
15494 (convert_for_assignment): Take new parameter
15495 null_pointer_constant. Do not strip nops or call
15496 decl_constant_value_for_broken_optimization. Set
15497 in_late_binary_op for conversions to boolean.
15498 (store_init_value): Update call to digest_init.
15499 (digest_init): Take new parameter null_pointer_constant. Do not
15500 call decl_constant_value_for_broken_optimization. pedwarn for
15501 initializers not constant expressions. Update calls to
15502 convert_for_assignment.
15503 (constructor_nonconst): New.
15504 (struct constructor_stack): Add nonconst element.
15505 (really_start_incremental_init, push_init_level, pop_init_level):
15506 Handle constructor_nonconst and nonconst element.
15507 (set_init_index): Call constant_expression_warning for array
15509 (output_init_element): Fold value. Set constructor_nonconst as
15510 applicable. pedwarn for initializers not constant expressions.
15511 Update call to digest_init. Call constant_expression_warning
15512 where constant initializers are required.
15513 (process_init_element): Use c_save_expr.
15514 (c_finish_goto_ptr): Fold expression.
15515 (c_finish_return): Fold return value. Update call to
15516 convert_for_assignment.
15517 (c_start_case): Fold switch expression.
15518 (c_process_expr_stmt): Fold expression.
15519 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
15520 ensure statement expression is not evaluated in constant expression.
15521 (build_binary_op): Track whether results are integer constant
15522 expressions or may occur in such, disable folding and wrap results
15523 as applicable. Fold operands for -Wsign-compare warnings unless
15525 (c_objc_common_truthvalue_conversion): Handle results folded to
15526 integer constants that are not integer constant expressions.
15527 * doc/extend.texi: Document when typeof operands are evaluated,
15528 that condition of __builtin_choose_expr is an integer constant
15529 expression, and more about use of __builtin_constant_p in
15532 2009-03-29 Richard Guenther <rguenther@suse.de>
15534 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
15535 propagate addresses of array references.
15537 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
15539 * regmove.c (perhaps_ends_bb_p): Remove.
15540 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
15541 from INSN and check that the main loop stays within that basic block.
15542 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
15543 (regmove_forward_pass): Split out from regmove_optimize. Use
15544 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
15545 (regmove_backward_pass): Split out from regmove_optimize. Use
15546 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
15547 (regmove_optimize): Simplify.
15549 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15552 * config/i386/i386.c (classify_argument): Ignore flexible array
15553 member in struct and warn ABI change.
15555 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15557 * config/i386/i386-protos.h (ix86_agi_dependent): New.
15559 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
15560 (ix86_adjust_cost): Updated.
15562 2009-03-29 Jan Hubicka <jh@suse.cz>
15564 PR middle-end/28850
15565 * tree-pass.h (pass_cleanup_eh): New function.
15566 (remove_unreachable_regions): Break code handling RTL
15567 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
15568 that can not be reached by runtime.
15569 (can_be_reached_by_runtime): New function.
15570 (label_to_region_map): New function.
15571 (num_eh_regions): New function.
15572 (rtl_remove_unreachable_regions): New function.
15573 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
15574 (remove_eh_region): New function.
15575 * except.h: Include sbitmap and vecprim.
15576 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
15577 num_eh_regions): Declare.
15578 * passes.c (init_optimization_passes): Schedule cleanup_eh.
15579 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
15580 * tree-eh.c (tree_remove_unreachable_handlers): New function.
15581 (tree_empty_eh_handler_p): New function.
15582 (cleanup_empty_eh): New function.
15583 (cleanup_eh): New function.
15584 (pass_cleanup_eh): New function.
15586 2009-03-29 Jan Hubicka <jh@suse.cz>
15588 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
15589 for removed regions.
15591 2009-03-29 Jan Hubicka <jh@suse.cz>
15593 * except.c (dump_eh_tree): Dump all datastructures.
15595 2009-03-29 Jan Hubicka <jh@suse.cz>
15597 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
15598 (duplicate_eh_regions_1): Likewise.
15599 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
15600 vector; call EH verification.
15601 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15602 Be ready for region being removed.
15604 2009-03-29 Jan Hubicka <jh@suse.cz>
15606 * bitmap.c (bitmap_last_set_bit): New function.
15607 * bitmap.h (bitmap_last_set_bit): Declare.
15609 2009-03-29 David Ayers <ayers@fsfe.org>
15612 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
15613 by calling objc_compare_types and surpress warnings about
15614 incompatible C pointers that are compatible ObjC pointers.
15616 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
15618 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
15619 call initialize_inline_failed.
15620 (initialize_inline_failed): Move it from here ...
15621 * cgraph.c (initialize_inline_failed): ... to here.
15622 (cgraph_create_edge): Call initialize_inline_failed rather than
15623 setting inline_failed directly.
15625 2009-03-29 Ben Elliston <bje@au.ibm.com>
15628 * sysv4.opt (msdata): Improve comment.
15629 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
15630 * sysv4.h (SVR4_ASM_SPEC): Likewise.
15632 2009-03-29 Ben Elliston <bje@au.ibm.com>
15635 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
15636 load and store attributes.
15638 2009-03-29 Ben Elliston <bje@au.ibm.com>
15640 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
15641 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
15642 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
15643 * doc/extend.texi (X86 Built-in Functions): Add index entries for
15644 __builtin_infq and __builtin_huge_valq.
15646 2009-03-28 Anatoly Sokolov <aesok@post.ru>
15648 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
15650 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15651 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
15653 2009-03-28 Xinliang David Li <davidxl@google.com>
15655 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
15656 (do_dbg_cnt): New function.
15658 2009-03-28 Jan Hubicka <jh@suse.cz>
15660 Merge from pretty-ipa:
15662 2009-03-27 Jan Hubicka <jh@suse.cz>
15664 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15665 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
15666 * passes.c (function_called_by_processed_nodes_p): New.
15667 * ipa-pure-const.c (check_call): Fix handling of operands.
15668 (analyze_function): Dump debug output for skipped bodies.
15669 (local_pure_const): Use function_called_by_processed_nodes_p.
15670 * dwarf2out.c (reference_to_unused): Use output.
15671 * passes.c (do_per_function_toporder): Likewise.
15673 2008-11-12 Jan Hubicka <jh@suse.cz>
15675 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
15676 * ipa-pure-const.c (funct_state_d): Add can throw field; make
15677 state_set_in_source enum
15678 (check_decl): Ignore memory tags; do not set fake looping flags;
15680 (check_operand, check_tree, check_rhs_var, check_lhs_var,
15681 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
15682 (check_call, analyze_function): Rewrite.
15684 (add_new_function): Update call of analyze_function.
15685 (generate_summary): Add call of analyze_function.
15686 (propagate): Propagate can_throw; handle state_set_in_source correctly.
15687 (local_pure_const): New function.
15688 (pass_local_pure_const): New pass.
15689 * ipa-inline.c (inline_transform): Set after_inlining.
15690 * tree-eh.c (stmt_can_throw_external): New.
15691 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
15692 work with aliasing built.
15693 * tree-flow.h (stmt_can_throw_external): New.
15694 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
15695 and local pure/const pass in early and late optimization queue.
15697 2009-03-28 Martin Jambor <mjambor@suse.cz>
15699 * fold-const.c (get_pointer_modulus_and_residue): New parameter
15701 (fold_binary): Allow function decl aligment consideration is the
15702 second argument is integer constant one.
15703 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
15704 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
15705 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
15707 2009-03-28 Jan Hubicka <jh@suse.cz>
15709 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
15710 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
15711 * function.h (rtl_data): Add nothrow flag.
15712 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
15713 set DECL_NOTHROW for AVAILABLE functions.
15715 2009-03-28 Jakub Jelinek <jakub@redhat.com>
15717 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
15718 following vector keyword has expansion starting with pixel or bool
15719 keyword, expand vector to __vector and pixel or bool to __pixel or
15723 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
15724 warn_if_disallowed_function_p): Removed.
15725 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
15726 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
15727 warning_if_disallowed_function_p.
15728 * flags.h (warn_if_disallowed_function_p,
15729 warn_disallowed_functions): Removed.
15730 * common.opt (Wdisallowed-function-list=): Removed.
15731 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
15733 2009-03-28 Richard Guenther <rguenther@suse.de>
15735 PR tree-optimization/38723
15736 * tree-ssa-pre.c (compute_avail): Add all default definitions to
15739 2009-03-28 Jan Hubicka <jh@suse.cz>
15741 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
15742 test introduced by my previous patch.
15744 2009-03-28 Richard Guenther <rguenther@suse.de>
15746 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
15747 the PHIs value undefined.
15749 2009-03-28 Jan Hubicka <jh@suse.cz>
15751 * tree-pass.h (pass_fixup_cfg): New pass.
15752 * ipa-inline.c (inline_transform): Set
15753 always_inline_functions_inlined/after_inlining.
15754 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
15755 (pass_fixup_cfg): New pass.
15756 * passes.c (init_optimization_passes): Add fixup_cfg.
15758 2009-03-28 Richard Guenther <rguenther@suse.de>
15760 PR tree-optimization/38458
15761 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
15762 argument use the arguments copy-of value.
15764 2009-03-28 Richard Guenther <rguenther@suse.de>
15766 PR tree-optimization/38180
15767 * tree-ssa-ccp.c (get_default_value): Simplify.
15768 (likely_value): Likewise.
15769 (surely_varying_stmt_p): Properly handle VOP case.
15770 (ccp_initialize): Likewise.
15771 (ccp_fold): Handle propagating through *&.
15772 (fold_const_aggregate_ref): Also handle decls.
15774 2009-03-28 Jan Hubicka <jh@suse.cz>
15776 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15777 * cgraph.h (cgraph_node): Likewise.
15778 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
15779 (cgraph_reset_node): Use process flag.
15780 (cgraph_mark_functions_to_output): Likewise.
15781 (cgraph_expand_function): Likewise.
15782 (cgraph_expand_all_functions): Likewise.
15783 (cgraph_output_in_order): Likewise.
15784 * dwarf2out.c (reference_to_unused): Likewise.
15785 * passes.c do_per_function_toporder): Likewise.
15787 2009-03-28 Jan Hubicka <jh@suse.cz>
15789 Bring from lto-branch:
15791 2008-09-03 Doug Kwan <dougkwan@google.com>
15793 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
15794 enums instead of reason strings.
15795 * cgraph.c (cgraph_create_edge): Same.
15796 (cgraph_inline_failed_string): New function.
15797 * cgraph.h (cgraph_inline_failed_t): New enum type.
15798 (cgraph_inline_failed_string): New prototype.
15799 (struct cgraph_edge): Change type of INLINED_FAILED from constant
15800 char pointer to cgraph_inline_failed_t.
15801 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
15802 (cgraph_default_inline_p): Ditto.
15803 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
15804 to cgraph_inline_failed_t pointer.
15805 * cif-code.def: New file.
15806 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
15808 (cgraph_check_inline_limits): Change type of REASON to pointer to
15809 cgraph_inline_failed_t. Replace reason strings with enums.
15810 (cgraph_default_inline_p): Ditto.
15811 (cgraph_recursive_inlining_p): Ditto.
15812 (update_caller_keys): Change type of FAILED_REASON to
15813 cgraph_inline_failed_t.
15814 (cgraph_set_inline_failed): Change type of REASON to pointer to
15815 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
15816 convert enums to strings for text output.
15817 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
15818 to be of type cgraph_inline_failed_t. Replace reason strings with
15819 enums. Call cgraph_inline_failed_string to covert enums
15820 to strings for text output.
15821 (cgraph_decide_inlining): Replace reason strings with enums.
15822 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
15823 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
15825 * tree-inline.c (expand_call_inline): Change type of REASON
15826 to cgraph_inline_failed_t. Replace reason strings with enums.
15827 Call cgraph_inline_failed_string for text output.
15828 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
15831 2009-03-28 Jan Hubicka <jh@suse.cz>
15833 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
15834 cgraph_clone_node): Remove master clone handling.
15835 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15836 * cgraph.h (master_clone): Remove.
15837 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15838 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
15839 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
15841 2009-03-28 Jan Hubicka <jh@suse.cz>
15843 * cgraph.c (cgraph_function_body_availability): Functions declared
15844 inline are always safe to assume that it is not going to be replaced.
15846 2009-03-28 Richard Guenther <rguenther@suse.de>
15848 PR tree-optimization/38513
15849 * tree-ssa-pre.c (eliminate): Remove redundant stores.
15850 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15851 EXC_PTR_EXPR and FILTER_EXPR.
15852 (get_ref_from_reference_ops): Likewise.
15854 2009-03-28 Richard Guenther <rguenther@suse.de>
15856 PR tree-optimization/38968
15857 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
15858 Use FLOOR_MOD_EXPR to compute misalignment.
15860 2009-03-28 Richard Guenther <rguenther@suse.de>
15862 PR tree-optimization/37795
15863 * tree.h (combine_comparisons): Declare.
15864 * fold-const.c (combine_comparisons): Export.
15865 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
15867 (ifcombine_iforif): Use combine_comparisons.
15869 2009-03-28 Jan Hubicka <jh@suse.cz>
15871 * tree-eh.c (inlinable_call_p): New function.
15872 (make_eh_edges): Use it.
15873 (verify_eh_edges): Use it.
15874 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
15875 * except.c (reachable_next_level): Add inlinable_function argument
15876 (sjlj_find_directly_reachable_regions): Update.
15877 (add_reachable_handler): Do not set saw_any_handlers.
15878 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
15879 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15880 Add new inlinable call parameter.
15881 (can_throw_internal, can_throw_external): Update.
15882 * except.h (can_throw_internal_1, can_throw_external_1,
15883 foreach_reachable_handler): Update declaration.
15885 2009-03-28 Joseph Myers <joseph@codesourcery.com>
15887 * config/arm/t-arm-coff, config/h8300/coff.h,
15888 config/i386/i386-aout.h, config/i386/i386-coff.h,
15889 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
15890 config/pdp11/2bsd.h, config/rs6000/aix41.h,
15891 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
15892 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
15893 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
15894 sys-types.h: Remove.
15895 * Makefile.in: Remove protoize and fixproto support and references
15897 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
15898 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
15900 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
15901 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
15902 unprotoize$(exeext).
15903 (rest.encap): Don't depend on $(STMP_FIXPROTO)
15904 (.PHONY): Don't depend on proto.
15905 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
15906 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
15907 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
15908 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
15909 build/gen-protos.o, build/scan.o, xsys-protos.h,
15910 build/fix-header$(build_exeext), build/fix-header.o,
15911 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
15912 stmp-install-fixproto): Remove.
15913 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
15914 SYSCALLS.c or fixproto files.
15915 (install-common): Don't install protoize.
15916 (install-headers-tar, install-headers-cpio, install-headers-cp):
15917 Don't depend on $(STMP_FIXPROTO).
15918 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
15919 install fixproto files or write out fixproto settings.
15920 (uninstall): Don't uninstall protoize.
15921 * config.gcc (use_fixproto): Remove.
15922 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
15923 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
15924 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
15925 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
15926 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
15927 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
15928 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
15929 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
15930 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
15931 * config/t-vxworks (STMP_FIXPROTO): Remove.
15932 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
15933 STMP_FIXPROTO): Remove.
15934 * config.in, configure: Regenerate.
15935 * crtstuff.c (gid_t, uid_t): Don't undefine.
15936 * doc/install.texi: Change m68k-coff to m68k-elf in example.
15937 (arm-*-coff, arm-*-aout: Remove target entries.
15938 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
15939 Remove mention of AIX 4.1.
15940 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
15941 * doc/invoke.texi (Running Protoize): Remove.
15942 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
15943 (Protoize Caveats): Remove.
15944 * tsystem.h: Update comments on headers assumed to exist.
15946 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
15948 * genautomata.c: Add a new year to the copyright. Add a new
15950 (struct insn_reserv_decl): Add comments for member bypass_list.
15951 (find_bypass): Remove.
15952 (insert_bypass): New.
15953 (process_decls): Use insert_bypass.
15954 (output_internal_insn_latency_func): Output all bypasses with the
15955 same input insn in one switch case.
15957 * rtl.def (define_bypass): Describe bypass choice.
15958 * doc/md.texi (define_bypass): Ditto.
15960 2009-03-27 Richard Guenther <rguenther@suse.de>
15962 * gimplify.c (mark_addressable): Export.
15963 * tree-flow.h (mark_addressable): Declare.
15964 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
15965 * tree-ssa.c (verify_phi_args): Verify that address taken
15966 variables have TREE_ADDRESSABLE set.
15968 2009-03-27 Richard Guenther <rguenther@suse.de>
15970 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
15971 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
15972 Do not mark decls TREE_ADDRESSABLE.
15973 (build_fold_addr_expr): Adjust.
15974 (fold_addr_expr): Remove.
15975 (fold_unary): Use build_fold_addr_expr.
15976 (fold_comparison): Likewise.
15977 (split_address_to_core_and_offset): Likewise.
15978 * coverage.c (tree_coverage_counter_addr): Mark the array decl
15980 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
15981 (gimplify_modify_expr_to_memcpy): Mark source and destination
15983 * omp-low.c (create_omp_child_function): Mark the object decl
15985 (lower_rec_input_clauses): Mark the var we take the address of
15987 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
15989 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15991 PR middle-end/39315
15992 * cfgexpand.c (expand_one_stack_var_at): Change alignment
15993 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
15995 2009-03-27 Richard Guenther <rguenther@suse.de>
15997 PR tree-optimization/39120
15998 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
16000 (handle_lhs_call): Process return constraints. Add escape
16001 constraints if necessary.
16002 (handle_const_call): Fill out return constraints. Make nested
16003 case more precise. Avoid consttmp if possible.
16004 (handle_pure_call): Fill out return constraints. Avoid
16005 callused if possible.
16006 (find_func_aliases): Simplify call handling.
16008 2009-03-27 Richard Guenther <rguenther@suse.de>
16010 PR tree-optimization/39120
16011 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
16012 as a representative.
16013 (solve_graph): Do propagate CALLUSED.
16014 (handle_pure_call): Use a scalar constraint from CALLUSED for
16016 (find_what_p_points_to): CALLUSED shall not appear in poins-to
16019 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16022 * c-common.c (handle_aligned_attribute): Properly check alignment
16023 overflow. Use (1U << i) instead of (1 << i).
16025 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
16027 * expr.h (get_mem_align_offset): Updated.
16029 * tree.h (tree_decl_common): Change align to "unsigned int" and
16030 move it before pointer_alias_set.
16032 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16033 Jakub Jelinek <jakub@redhat.com>
16036 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
16037 gr_register_operand with gr_reg_or_0_operand.
16038 (cmpxchg_rel_di): Likewise.
16039 (sync_lock_test_and_set<mode>): Likewise.
16041 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16043 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
16044 (true_regnum): Likewise.
16046 * rtlanal.c (subreg_info): Moved to ...
16047 * rtl.h (subreg_info): Here. New.
16048 (subreg_get_info): New.
16050 * rtlanal.c (subreg_get_info): Make it extern.
16052 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16055 * config/i386/i386.c (ix86_abi): New.
16056 (override_options): Handle -mabi=.
16057 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
16058 (ix86_call_abi_override): Likewise.
16059 (init_cumulative_args): Likewise.
16060 (function_arg_advance): Likewise.
16061 (function_arg_64): Likewise.
16062 (function_arg): Likewise.
16063 (ix86_pass_by_reference): Likewise.
16064 (ix86_function_value_regno_p): Likewise.
16065 (ix86_build_builtin_va_list_abi): Likewise.
16066 (setup_incoming_varargs_64): Likewise.
16067 (is_va_list_char_pointer): Likewise.
16068 (ix86_init_machine_status): Likewise.
16069 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
16070 (ix86_function_type_abi): Return enum calling_abi. Rewrite
16071 for 64bit. Replace DEFAULT_ABI with ix86_abi.
16072 (ix86_function_abi): Make it static and return enum calling_abi.
16073 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
16075 (ix86_fn_abi_va_list): Updated.
16077 * config/i386/i386.h (ix86_abi): New.
16078 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
16079 (CONDITIONAL_REGISTER_USAGE): Likewise.
16080 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
16081 (machine_function): Likewise.
16083 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
16085 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
16086 (STACK_BOUNDARY): Likewise.
16087 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
16089 * config/i386/i386.opt (mabi=): New.
16091 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
16092 return enum calling_abi.
16093 (ix86_function_type_abi): Likewise.
16094 (ix86_function_abi): Removed.
16096 * doc/invoke.texi: Document -mabi= option for x86.
16098 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16100 * builtins.c (real_dconstp): Delete.
16101 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
16103 2009-03-27 Dodji Seketeli <dodji@redhat.com>
16104 Jakub Jelinek <jakub@redhat.com>
16107 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
16108 (gen_subprogram_die): When a function is explicit, generate the
16109 DW_AT_explicit attribute.
16110 * langhooks.h (struct lang_hooks_for_decls): Add
16111 function_decl_explicit_p langhook.
16112 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
16113 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
16115 2009-03-27 Jakub Jelinek <jakub@redhat.com>
16117 * builtins.c (fold_builtin_memory_op): Optimize memmove
16118 into memcpy if we can prove source and destination don't overlap.
16120 * tree-inline.c: Include gt-tree-inline.h.
16121 (clone_fn_id_num): New variable.
16122 (clone_function_name): New function.
16123 (tree_function_versioning): Use it.
16124 * Makefile.in (GTFILES): Add tree-inline.c.
16126 2009-03-27 Mark Mitchell <mark@codesourcery.com>
16128 * BASE-VER: Change to 4.5.0.
16130 2009-03-27 Xinliang David Li <davidxl@google.com>
16132 PR tree-optimization/39557
16133 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
16135 2009-03-27 Xinliang David Li <davidxl@google.com>
16137 PR tree-optimization/39548
16138 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
16141 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16143 * c-common.c (pointer_int_sum): Use %wd on return from
16146 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16148 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
16149 on return from tree_low_cst.
16151 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
16154 * ginclude/stdarg.h (va_copy): Define also for
16155 __GXX_EXPERIMENTAL_CXX0X__.
16157 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16160 * builtins.h (c_strlen): Do not warn here.
16161 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16162 * c-common.c (pointer_int_sum): Take an explicit location.
16163 Warn about offsets out of bounds.
16164 * c-common.h (pointer_int_sum): Adjust declaration.
16166 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16168 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
16171 2009-03-26 Jakub Jelinek <jakub@redhat.com>
16174 * opts.c (warn_if_disallowed_function_p): Don't assume
16175 get_callee_fndecl must return non-NULL.
16177 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
16179 PR rtl-optimization/39522
16180 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
16181 when reg_reloaded_valid is set.
16183 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16185 * config/spu/divv2df3.c: New file.
16186 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
16187 (DPBIT_FUNCS): Filter out _div_df.
16189 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
16191 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
16192 a jump insn, count that jump in the distance to the loop start.
16194 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
16197 * config/sh/sh.c (calc_live_regs): Fix condition for global
16198 registers except PIC_OFFSET_TABLE_REGNUM.
16200 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
16203 * doc/invoke.texi (-mconsole): New.
16205 (-mno-cygwin): New.
16207 (-mnop-fun-dllimport): New.
16211 (sub section "i386 and x86-64 Windows Options"): New.
16213 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
16215 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
16216 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
16218 2009-03-25 Richard Guenther <rguenther@suse.de>
16220 PR middle-end/39497
16221 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
16224 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
16226 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
16227 neither of haifa/selective schedulers are working.
16229 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16231 * doc/invoke.texi (Debugging Options): Fix description of
16232 -fno-merge-debug-strings.
16234 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
16236 * config/cris/libgcc.ver: New version-script.
16237 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
16239 * configure.ac <GAS features, nop mnemonic>: Add pattern
16240 crisv32-*-* for "nop".
16241 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
16242 * configure: Regenerate.
16244 2009-03-24 Ira Rosen <irar@il.ibm.com>
16246 PR tree-optimization/39529
16247 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
16248 mark_sym_for_renaming for the tag copied to the new vector
16251 2009-03-24 Arthur Loiret <aloiret@debian.org>
16253 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
16254 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
16255 EXTRA_SPEC_FUNCTIONS.
16256 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
16257 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
16258 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
16259 -march and -mtune options.
16261 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
16263 * config/m68k/t-rtems: Add m5329 multilib.
16265 2009-03-24 Dodji Seketeli <dodji@redhat.com>
16266 Jakub Jelinek <jakub@redhat.com>
16269 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
16272 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16275 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
16276 instead of c_parser_expression_conv, if original_code isn't one of the
16277 4 allowed comparison codes, fail.
16279 2009-03-23 Richard Guenther <rguenther@suse.de>
16281 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
16282 * tree.h (struct tree_type): Likewise.
16283 * reload.h (struct insn_chain): Likewise.
16284 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
16285 * function.h (struct function): Likewise.
16286 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
16288 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16290 PR tree-optimization/39516
16291 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
16293 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
16295 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
16296 should be set true if BITS_PER_WORD of target is bigger than 32
16298 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
16300 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
16301 Translate -B-options to -rpath-link. Correct existing
16302 rpath-link and conditionalize on !nostdlib.
16304 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16306 * doc/extend.texi (Function Attributes, Variable Attributes):
16308 * doc/invoke.texi (Debugging Options, Optimize Options)
16309 (i386 and x86-64 Options, MCore Options): Likewise.
16311 2009-03-20 Jakub Jelinek <jakub@redhat.com>
16314 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
16315 it for block local namespace aliases.
16316 (gen_decl_die): Pass context_die to gen_namespace_die.
16318 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16321 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
16322 minimum or maximum value.
16324 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
16326 * reginfo.c (globalize_reg): Recompute derived reg sets.
16328 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
16331 * libgcc2.c (mprotect): Do not use signed arguments for
16332 VirtualProtect, use DWORD arguments. Also fix the 'may
16333 be used uninitialized' warning for the np variable.
16335 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16338 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
16339 functions using regparm calling conventions when not optimizing.
16340 (ix86_function_sseregparm): Similarly for sseregparm calling
16343 2009-03-19 Li Feng <nemokingdom@gmail.com>
16345 PR middle-end/39500
16346 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
16347 dependence if the first conflict is after niter iterations.
16349 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
16351 PR middle-end/38609
16352 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
16353 functions with dynamic stack-pointer adjustments.
16355 2009-03-19 Ben Elliston <bje@au.ibm.com>
16357 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
16358 option; change to -msdata=data.
16360 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16362 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
16365 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
16368 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
16370 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
16372 * doc/invoke.texi (Code Gen Options): Expand discussion of
16375 2009-03-18 Jakub Jelinek <jakub@redhat.com>
16377 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
16378 * matrix-reorg.c (struct matrix_info): Likewise.
16379 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
16380 * rtl.h (struct mem_attrs): Likewise.
16381 * df.h (struct df): Likewise.
16382 * tree-data-ref.h (struct data_dependence_relation): Likewise.
16383 * ira-int.h (struct ira_allocno): Likewise.
16384 * df-scan.c (struct df_collection_rec): Likewise.
16385 * ira.c (struct equivalence): Likewise.
16386 * function.c (struct temp_slot): Likewise.
16387 * cfgloop.h (struct loop): Likewise.
16390 * function.c (use_register_for_decl): When not optimizing, disregard
16391 register keyword for variables with types containing methods.
16393 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
16395 PR middle-end/39447
16396 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
16397 (is_simple_operand): Call contains_component_ref_p before calling data
16398 reference analysis that would fail on COMPONENT_REFs.
16400 * tree-vrp.c (search_for_addr_array): Fix formatting.
16402 2009-03-18 Richard Guenther <rguenther@suse.de>
16404 * tree-vect-transform.c (vect_loop_versioning): Fold the
16405 generated comparisons.
16406 * tree-vectorizer.c (set_prologue_iterations): Likewise.
16407 (slpeel_tree_peel_loop_to_edge): Likewise.
16409 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16411 PR middle-end/37805
16412 * opts.c (print_specific_help): In addition to `undocumented',
16413 accept `separate' and `joined' flags if passed alone. Describe
16414 output by the first matched one of those.
16415 (common_handle_option): Skip over empty strings.
16416 * gcc.c (display_help): Fix help string for `--help='.
16417 * doc/invoke.texi (Option Summary, Overall Options): With
16418 `--help=', classes and qualifiers can both be repeated, but
16419 only the latter can be negated. One should not pass only
16420 negated qualifiers. Fix markup and examples.
16423 2008-10-14 Jakub Jelinek <jakub@redhat.com>
16424 PR middle-end/37805
16425 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
16426 and -fhelp=separate.
16428 2009-03-17 Jing Yu <jingyu@google.com>
16430 PR middle-end/39378
16431 * function.h (struct rtl_data): Move is_thunk from here...
16432 (struct function): ...to here.
16433 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
16434 * varasm.c (assemble_start_function): Change is_thunk from crtl to
16436 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
16438 (alpha_does_function_need_gp, alpha_start_function): Likewise.
16439 (alpha_output_function_end_prologue): Likewise.
16440 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
16441 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
16442 (rs6000_output_function_epilogue): Likewise.
16443 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
16445 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
16448 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
16449 from different units in a single alternative.
16450 (*truncdfsf_i387): Ditto.
16451 (*truncxfsf2_mixed): Ditto.
16452 (*truncxfdf2_mixed): Ditto.
16454 2009-03-17 Jakub Jelinek <jakub@redhat.com>
16456 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
16457 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
16460 * tree-ssa-live.c (remove_unused_locals): Don't remove local
16461 unused non-artificial variables when not optimizing.
16464 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
16465 DW_TAG_imported_module even if decl is IMPORTED_DECL with
16466 NAMESPACE_DECL in its DECL_INITIAL.
16468 PR middle-end/39443
16469 * optabs.c (set_user_assembler_libfunc): New function.
16470 * expr.h (set_user_assembler_libfunc): New prototype.
16471 * c-common.c: Include libfuncs.h.
16472 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
16473 for memcmp, memset, memcpy, memmove and abort.
16474 * Makefile.in (c-common.o): Depend on libfuncs.h.
16477 * dwarf2out.c (gen_inlined_enumeration_type_die,
16478 gen_inlined_structure_type_die, gen_inlined_union_type_die,
16479 gen_tagged_type_instantiation_die): Removed.
16480 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
16483 2009-03-17 Janis Johnson <janis187@us.ibm.com>
16486 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
16488 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
16489 (check-parallel-%): Ditto.
16490 (check-consistency): Ditto.
16492 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
16494 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
16495 local variable rhs by NULL_TREE.
16497 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16500 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
16502 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16505 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
16507 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16510 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
16511 for ms->sysv ABI calls only in 64bit mode.
16513 * config/i386/i386.md (untyped_call): Support 32bit.
16515 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
16517 * doc/extend.texi: Replace x86_65 with x86_64.
16519 2009-03-16 Jakub Jelinek <jakub@redhat.com>
16521 PR tree-optimization/39455
16522 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
16523 mismatches for POINTER_TYPE_P (type).
16524 (number_of_iterations_le): Likewise.
16526 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16528 * config/picochip/picochip.c: Removed profiling support.
16529 * config/picochip/picochip.md: Removed profiling instruction.
16530 * config/picochip/picochip.h: Removed profiling builtin.
16532 2009-03-16 Joseph Myers <joseph@codesourcery.com>
16534 * doc/install.texi (--with-host-libstdcxx): Document.
16536 2009-03-14 Anatoly Sokolov <aesok@post.ru>
16539 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
16540 generate a warning if the function name does not begin with
16541 "__vector" and the function has either the 'signal' or 'interrupt'
16542 attribute, from here to ...
16543 (avr_declare_function_name): ...here. New function.
16544 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
16545 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
16547 2009-03-14 Jakub Jelinek <jakub@redhat.com>
16550 * cse.c (fold_rtx): Don't modify original const_arg1 when
16551 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
16552 separate variable instead.
16553 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
16554 from out of range shift counts.
16555 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
16557 2009-03-13 Catherine Moore <clm@codesourcery.com>
16559 * config/i386/x-mingw32 (host-mingw32.o): Replace
16560 diagnostic.h with $(DIAGNOSTIC_H).
16562 2009-03-12 Jakub Jelinek <jakub@redhat.com>
16565 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
16567 * config/i386/sync.md (sync_compare_and_swap<mode>,
16568 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
16569 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
16571 (sync_double_compare_and_swapdi_pic,
16572 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
16573 cmpxchg8b_pic_memory_operand instead of just memory_operand.
16575 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16578 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
16580 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16583 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16584 (avx_addsubv4df3): Likewise.
16585 (*avx_addsubv4sf3): Likewise.
16586 (sse3_addsubv4sf3): Likewise.
16588 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16591 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
16593 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
16596 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
16597 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16598 registers for allocnos created from user-defined variables.
16600 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16603 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
16604 of non-integer mode as well.
16606 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
16608 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
16609 for functions for which the parameter types are unknown.
16611 2009-03-11 Jakub Jelinek <jakub@redhat.com>
16614 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
16615 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
16616 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
16617 * config/i386/i386.c (ix86_local_alignment): For
16618 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
16619 long long variables on the stack to avoid dynamic realignment.
16620 Allow the first argument to be a decl rather than type.
16621 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
16623 2009-03-11 Nick Clifton <nickc@redhat.com>
16626 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
16628 Add description to mno-lsim option.
16629 * config/mcore/mcore.h: Remove comment about deprecated m4align
16631 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
16632 * doc/invoke.texi: Add description of mno-lsim and
16633 mstack-increment options.
16635 * config/fr30/fr30.opt: Document the -mno-lsim option.
16636 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
16637 and -mno-lsim options.
16639 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16641 * fold-const.c (fold_comparison): Only call fold_inf_compare
16642 if the mode supports infinities.
16644 2009-03-11 Jason Merrill <jason@redhat.com>
16647 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
16648 end already did. Notice GIMPLE_CALL modifications of the result.
16649 Don't copy debug information from an ignored decl or a decl from
16652 2009-03-10 Richard Guenther <rguenther@suse.de>
16653 Nathan Froyd <froydnj@codesourcery.com>
16655 PR middle-end/37850
16656 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
16657 (__divMODE3): Likewise.
16659 2009-03-09 Jakub Jelinek <jakub@redhat.com>
16661 PR tree-optimization/39394
16662 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
16663 DECL_SIZE_UNIT of variable length FIELD_DECLs.
16665 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16667 * recog.c (verfiy_changes): Disallow renaming of hard regs in
16668 inline asms for register asm ("") declarations.
16670 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
16672 * fold-const.c (fold_unary): Fix comment.
16674 2009-03-07 Jan Hubicka <jh@suse.cz>
16677 * tree-inline.c (setup_one_parameter): Do replacement of const
16678 argument by constant in SSA form.
16680 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16682 PR middle-end/38028
16683 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
16684 determine alignment passed to assign_stack_local.
16685 (assign_parms_unsplit_complex): Likewise.
16686 * except.c (sjlj_build_landing_pads): Likewise.
16688 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16690 PR middle-end/39360
16691 * tree-flow.h (add_referenced_var): Return bool instead of void.
16692 * tree-dfa.c (add_referenced_var): Return result of
16693 referenced_var_check_and_insert call.
16694 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
16695 of referenced_var_check_and_insert.
16698 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
16699 (gen_variable_die): Emit DW_AT_location on abstract static variable's
16700 DIE, don't emit it if abstract origin already has it.
16701 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
16702 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
16704 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16706 * genpreds.c (needs_variable): Fix parentheses at variable name
16708 (write_tm_constrs_h): Indent generated code.
16710 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16712 * doc/extend.texi (Function Attributes): Add documentation
16713 for isr attributes.
16715 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16718 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
16719 take locus from its DECL_SOURCE_LOCATION instead of input_location.
16721 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16723 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
16726 2009-03-05 Jakub Jelinek <jakub@redhat.com>
16729 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
16730 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
16732 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
16734 * config/i386/i386.md (R8_REG, R9_REG): New constants.
16735 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
16736 constants instead of magic numbers.
16737 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
16739 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
16740 (x86_64_ms_abi_int_parameter_registers): Ditto.
16741 (x86_64_int_return_registers): Ditto.
16742 (ix86_maybe_switch_abi): Ditto.
16743 (ix86_expand_call): Ditto for clobbered_registers array.
16744 (ix86_hard_regno_mode_ok): Ditto.
16745 (x86_extended_QIreg_mentioned_p): Ditto.
16747 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
16749 PR tree-optimization/39349
16750 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
16752 * combine.c (gen_lowpart_for_combine): Use omode when generating
16755 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
16757 PR rtl-optimization/39235
16758 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
16760 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16762 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
16764 2009-03-04 Richard Guenther <rguenther@suse.de>
16766 PR tree-optimization/39362
16767 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
16768 that occur in abnormal PHIs should be varying.
16770 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16772 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
16774 (simple_iv): Take loop as an argument instead of statement.
16775 * tree-scalar-evolution.h (simple_iv): Declaration changed.
16776 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
16778 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
16780 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
16781 * matrix-reorg.c (analyze_transpose): Ditto.
16782 * tree-data-ref.c (dr_analyze_innermost): Ditto.
16783 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
16784 * tree-predcom.c (ref_at_iteration): Ditto.
16785 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
16787 2009-03-04 Richard Guenther <rguenther@suse.de>
16789 PR tree-optimization/39358
16790 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
16791 escaped_id and callused_id.
16792 (solve_graph): Likewise.
16794 2009-03-04 Richard Guenther <rguenther@suse.de>
16796 PR tree-optimization/39339
16797 * tree-sra.c (try_instantiate_multiple_fields): Make it
16798 no longer ICE on the above.
16800 2009-03-03 Joseph Myers <joseph@codesourcery.com>
16802 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
16803 that fits within Pmode.
16805 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16807 PR middle-end/10109
16808 * tm.texi (LIBCALL_VALUE): Update description.
16810 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16812 PR middle-end/34443
16813 * doc/extend.texi (section): Update description.
16815 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
16817 PR middle-end/39345
16818 * tree-inline.c (remapped_type): New.
16819 (can_be_nonlocal): Call remapped_type instead of remap_type.
16821 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16824 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
16825 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
16827 2009-03-03 Richard Guenther <rguenther@suse.de>
16829 PR middle-end/39272
16830 * tree.c (tree_nonartificial_location): New function.
16831 * tree.h (tree_nonartificial_location): Declare.
16832 * builtins.c (expand_builtin_memory_chk): Provide location
16833 of the call location for artificial function pieces.
16834 (maybe_emit_chk_warning): Likewise.
16835 (maybe_emit_sprintf_chk_warning): Likewise.
16836 (maybe_emit_free_warning): Likewise.
16837 * expr.c (expand_expr_real_1): Likewise.
16839 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16841 PR tree-optimization/39343
16842 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
16843 COMPONENT_REF t has ARRAY_TYPE.
16845 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
16847 PR middle-end/39335
16848 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
16849 when the type precision of the induction variable should be
16850 larger than the type precision of nit.
16851 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
16852 * graphite.c (graphite_loop_normal_form): Same.
16853 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
16855 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16857 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
16858 (*call_1_rex64_ms_sysv): Use named constants instead of magic
16859 numbers to describe clobbered registers.
16860 (*call_value_0_rex64_ms_sysv): Ditto.
16861 * config/i386/mmx.md (mmx_emms): Ditto.
16862 (mmx_femms): Ditto.
16864 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
16866 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
16869 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16871 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
16872 (spu_section_type_flags): New function.
16874 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16876 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
16877 reg_class_contents of FLOAT_REGS into a temporary.
16879 2009-03-02 Richard Guenther <rguenther@suse.de>
16880 Ira Rosen <irar@il.ibm.com>
16882 PR tree-optimization/39318
16883 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
16884 information to the vectorized statement.
16886 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
16888 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
16889 variable. Use defined names instead of magic constants for REX SSE
16892 2009-03-01 Richard Guenther <rguenther@suse.de>
16894 PR tree-optimization/39331
16895 * omp-low.c (lower_send_shared_vars): Do not receive new
16896 values for the reference of DECL_BY_REFERENCE parms or results.
16898 2009-03-01 Jan Hubicka <jh@suse.cz>
16901 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
16902 BLOCK_NONLOCALIZED_VAR): New macros.
16903 (tree_block): Add nonlocalized_vars.
16904 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
16905 gen_decl_die): Add origin argument. Allow generation of die with
16906 origin at hand only.
16907 (gen_member_die, gen_type_die_with_usage, force_decl_die,
16908 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
16910 (gen_block_die): Fix checking for unused blocks.
16911 (process_scope_var): Break out from .... ; work with origins only.
16912 (decls_for_scope) ... here; process nonlocalized list.
16913 (dwarf2out_ignore_block): Look for nonlocalized vars.
16914 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
16916 (dump_scope_block): Dump them.
16917 * tree-inline.c (remap_decls): Handle nonlocalized vars.
16918 (remap_block): Likewise.
16919 (can_be_nonlocal): New predicate.
16920 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
16922 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16924 * configure: Regenerate.
16926 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16928 * optc-gen.awk: No need to duplicate option flags twice.
16929 Reuse help texts for duplicate options which do not have any.
16931 * gcc.c (display_help): Document --version.
16933 * gcc.c (main): If print_help_list and verbose_flag, ensure
16934 driver output comes before subprocess output.
16936 * optc-gen.awk: Assign all remaining fields to help string,
16937 space-separated, for multi-line help in *.opt.
16939 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
16940 -Wno-pedantic-ms-format is for MinGW targets only.
16942 * doc/options.texi (Option file format): Fix bad indentation,
16943 restoring dropped sentence.
16945 2009-02-28 Jan Hubicka <jh@suse.cz>
16947 * tree-inline.c (tree_function_versioning): Output debug info.
16949 2009-02-28 Jan Hubicka <jh@suse.cz>
16952 * tree-inline.c (setup_one_parameter): Do not copy propagate
16953 arguments when not optimizing.
16955 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
16958 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16959 (avx_addsubv4df3): Likewise.
16960 (*avx_addsubv4sf3): Likewise.
16961 (sse3_addsubv4sf3): Likewise.
16962 (*avx_addsubv2df3): Likewise.
16963 (sse3_addsubv2df3): Likewise.
16964 (avx_unpckhps256): Correct item selectors.
16965 (avx_unpcklps256): Likewise.
16966 (avx_unpckhpd256): Likewise.
16967 (avx_unpcklpd256): Likewise.
16969 2009-02-28 Jan Hubicka <jh@suse.cz>
16971 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
16973 (copy_arguments_for_versioning): If var is declared don't declare it.
16974 (tree_function_versioning): First setup substitutions and then copy
16977 2009-02-27 Jan Hubicka <jh@suse.cz>
16980 * cgraph.h (varpool_output_debug_info): Remove.
16981 * cgraphunit.c (varpool_output_debug_info): Remove.
16982 * dwarf2out.c (deferred_locations_struct): New struct
16983 (deferred_locations): New type.
16984 (deferred_locations_list): New static var.
16985 (deffer_location): New function.
16986 (gen_variable_die): Use it.
16987 (decls_for_scope): Output info on local static vars.
16988 (dwarf2out_finish): Process deferred locations.
16989 * varpool.c (varpool_output_debug_info): Remove.
16991 2009-02-27 Jan Hubicka <jh@suse.cz>
16994 * tree.h (TREE_PROTECTED): Fix comment.
16995 (BLOCK_HANDLER_BLOCK): Remove.
16996 (struct tree_block): Remove handler_block add body_block.
16997 (inlined_function_outer_scope_p): New.
16998 (is_body_block): Remove.
16999 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
17000 * dwarf2out.c (is_inlined_entry_point): Remove.
17001 (add_high_low_attributes): Use inlined_function_outer_scope_p.
17002 (gen_block_die): Use is_inlined_entry_point check. Remove body block
17004 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
17005 * gimplify.c (gimplify_expr): Gimplify body blocks.
17006 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
17007 block with multiple subblocks.
17008 (dump_scope_block): Prettier output; dump more flags and info.
17009 (dump_scope_blocks): New.
17010 (remove_unused_locals): Use dump_scope_blocks.
17011 * tree-flow.h (dump_scope_blocks): Declare.
17012 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
17013 * stmt.c (is_body_block): Remove.
17014 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
17015 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
17017 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
17019 PR middle-end/39308
17020 * graphite.c (graphite_loop_normal_form): Do not call
17021 number_of_iterations_exit from a gcc_assert.
17023 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17025 * config/s390/s390.c (s390_swap_cmp): Look for conditional
17026 jumps if COND is NULL.
17027 (find_cond_jump): New function.
17028 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
17029 * config/s390/s390.md: Remove z10_cobra attribute value.
17031 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
17033 * config/alpha/alpha.h (alpha_expand_mov): Return false if
17034 force_const_mem returns NULL_RTX.
17036 2009-02-26 Jan Hubicka <jh@suse.cz>
17039 * cgraph.h (varpool_output_debug_info): Remove.
17040 * cgraphunit.c (varpool_output_debug_info): Remove.
17041 * dwarf2out.c (deferred_locations_struct): New struct
17042 (deferred_locations): New type.
17043 (deferred_locations_list): New static var.
17044 (deffer_location): New function.
17045 (gen_variable_die): Use it.
17046 (decls_for_scope): Output info on local static vars.
17047 (dwarf2out_finish): Process deferred locations.
17048 * varpool.c (varpool_output_debug_info): Remove.
17050 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
17052 PR rtl-optimization/39241
17053 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
17054 to subreg_offset_representable_p.
17056 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17058 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
17059 execute function prototype. Get f and nregs from max_reg_num
17060 and get_insns. Remove the first backward pass as it's dead,
17061 guard the forward pass by flag_expensive_optimizations.
17062 (rest_of_handle_regmove): Delete.
17063 (pass_regmove): Replace it with regmove_optimize.
17065 2009-02-25 Martin Jambor <mjambor@suse.cz>
17067 PR tree-optimization/39259
17068 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
17069 calls_alloca function flags.
17070 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
17071 calls are detected.
17073 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17075 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
17076 flags_set_1_rtx, flags_set_1_set): Delete.
17077 (regmove_optimize): Do not call mark_flags_life_zones.
17079 2009-02-24 Julian Brown <julian@codesourcery.com>
17082 * config/arm/arm.c (require_pic_register): Only set
17083 cfun->machine->pic_reg once per function.
17085 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
17087 * doc/invoke.texi (Link Options): Document an easier way to pass
17088 options that take arguments to the GNU linker using -Xlinker and -Wl.
17090 2009-02-24 Steve Ellcey <sje@cup.hp.com>
17093 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
17095 2009-02-24 Richard Guenther <rguenther@suse.de>
17098 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
17100 2009-02-24 Richard Guenther <rguenther@suse.de>
17101 Zdenek Dvorak <ook@ucw.cz>
17103 PR tree-optimization/39233
17104 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
17105 from converting them to a generic type.
17107 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
17109 PR tree-optimization/39260
17110 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
17111 contains a condition with a real type.
17112 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
17114 2009-02-23 Jason Merrill <jason@redhat.com>
17117 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
17118 narrowing_initializer_constant_valid_p.
17119 (narrowing_initializer_constant_valid_p): Don't return
17120 null_pointer_node for adding a pointer to itself.
17122 2009-02-23 Jan Hubicka <jh@suse.cz>
17125 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
17128 2009-02-23 Jan Hubicka <jh@suse.cz>
17130 PR tree-optimization/37709
17131 * tree.c (block_ultimate_origin): Move here from dwarf2out.
17132 * tree.h (block_ultimate_origin): Declare.
17133 * dwarf2out.c (block_ultimate_origin): Move to tree.c
17134 * tree-ssa-live.c (remove_unused_scope_block_p):
17135 Eliminate blocks containig no instructions nor live variables nor
17137 (dump_scope_block): New function.
17138 (remove_unused_locals): Enable removal of dead blocks by default;
17139 enable dumping at TDF_DETAILS.
17141 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17143 * config/i386/i386.c (classify_argument): Don't allow COImode
17145 (function_arg_advance_32): Don't allow OImode.
17146 (function_arg_32): Likewise.
17147 (function_value_32): Likewise.
17148 (return_in_memory_32): Likewise.
17149 (function_arg_64): Remove OImode comment.
17151 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17154 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
17155 ix86_expand_vector_set for V4DImode in 64bit mode only.
17156 (ix86_expand_vector_init_one_var): Likewise.
17158 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
17160 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
17162 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17165 * loop-iv.c: Revert last change.
17166 * emit-rtl.c: Likewise.
17168 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17171 * config/i386/i386.c (type_natural_mode): Remove an extra
17172 space in the warning message.
17173 (function_value_32): Handle 32-byte vector modes.
17174 (return_in_memory_32): Likewise.
17176 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17178 * loop-iv.c (truncate_value): New function.
17179 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
17181 (lowpart_subreg): Move to...
17182 * emit-rtl.c: ...here.
17184 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
17186 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
17187 accidental and undocumented change at revision 140860.
17189 2009-02-21 Joseph Myers <joseph@codesourcery.com>
17191 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
17192 take gimple_seq * arguments.
17193 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
17194 types_compatible_p langhook.
17196 2009-02-20 Mark Mitchell <mark@codesourcery.com>
17197 Joseph Myers <joseph@codesourcery.com>
17199 * config/arm/arm.c (arm_builtin_va_list): New function.
17200 (arm_expand_builtin_va_start): Likewise.
17201 (arm_gimplify_va_arg_expr): Likewise.
17202 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
17203 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
17204 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
17205 (va_list_type): New variable.
17206 (arm_mangle_type): Mangle va_list_type appropriately.
17208 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17210 PR middle-end/39157
17211 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
17212 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
17213 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
17214 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
17215 parameter to 1000 for -O1 by default.
17216 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
17218 * loop-invariant.c: Include params.h.
17219 (move_loop_invariants): Don't call move_single_loop_invariants on
17222 2009-02-20 Jaka Mocnik <jaka@xlab.si>
17224 * calls.c (emit_library_call_value_1): Use slot_offset instead of
17225 offset when calculating bounds for indexing stack_usage_map. Fixes
17226 a buffer overflow with certain target setups.
17228 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17231 * calls.c (expand_call): Clear try_tail_call if caller and callee
17232 disagree in promotion of function return value.
17234 2009-02-19 Jakub Jelinek <jakub@redhat.com>
17237 * c-common.c (c_determine_visibility): If visibility changed and
17238 DECL_RTL has been already set, call make_decl_rtl to update symbol
17241 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
17244 * varasm.c (assemble_variable): Don't check DECL_NAME when
17245 globalizing a variable.
17247 2009-02-19 Joseph Myers <joseph@codesourcery.com>
17250 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
17251 expression before any __builtin_trap call.
17252 * c-typeck.c (build_function_call): Convert and check function
17253 arguments before generating a call to a trap. Evaluate the
17254 function arguments before the trap.
17256 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
17259 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
17260 (UNSPEC_FXAM_MEM): New unspec.
17261 (fxam<mode>2_i387_with_temp): New insn and split pattern.
17262 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
17263 memory using fxam<mode>2_i387_with_temp to remove excess precision.
17265 2009-02-19 Richard Guenther <rguenther@suse.de>
17267 PR tree-optimization/39207
17268 PR tree-optimization/39074
17269 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
17270 storedanything_tree): New.
17271 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
17272 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
17273 (build_succ_graph): Add edges from STOREDANYTHING to all
17275 (init_base_vars): Initialize STOREDANYTHING.
17276 (compute_points_to_sets): Free substitution info after
17277 building the succ graph.
17278 (ipa_pta_execute): Likewise.
17280 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
17282 (do_ds_constraint): Do not add to special var or non-pointer
17284 (type_could_have_pointers): Split out from ...
17285 (could_have_pointers): ... here. For arrays use the element type.
17286 (create_variable_info_for): Initialize may_have_pointers.
17287 (new_var_info): Likewise.
17288 (handle_lhs_call): Make the HEAP variable unknown-sized.
17289 (intra_create_variable_infos): Use a type with pointers for
17290 PARM_NOALIAS, make it unknown-sized.
17292 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
17295 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
17297 2009-02-18 Jason Merrill <jason@redhat.com>
17300 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
17301 value if DECL_EXTERNAL.
17302 * tree-sra.c (sra_walk_gimple_assign): Likewise.
17303 * target.h (gcc_target::binds_local_p): Clarify "module".
17304 * tree.h (TREE_PUBLIC): Clarify "module".
17306 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
17309 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
17310 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
17312 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
17315 * c.opt (Wabi): Support C and ObjC.
17318 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
17320 * config/i386/i386.c (classify_argument): Warn once about the ABI
17321 change when passing union with long double.
17323 * doc/invoke.texi: Update -Wabi for warning psABI changes.
17325 2009-02-18 Joseph Myers <joseph@codesourcery.com>
17328 * c-parser.c (c_parser_compound_statement): Always enter and leave
17331 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17334 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
17336 2009-02-18 Jakub Jelinek <jakub@redhat.com>
17338 PR tree-optimization/36922
17339 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
17340 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
17343 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17345 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
17348 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17350 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
17352 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17354 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
17357 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
17358 Richard Sandiford <rdsandiford@googlemail.com>
17360 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
17361 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
17362 (loongson_biadd): ...this.
17364 2009-02-17 Richard Guenther <rguenther@suse.de>
17366 PR tree-optimization/39202
17367 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
17368 a var make sure to follow existing collapses.
17370 2009-02-17 Richard Guenther <rguenther@suse.de>
17372 PR middle-end/39214
17373 * langhooks.c (lhd_print_error_function): Check for NULL block.
17375 2009-02-17 Richard Guenther <rguenther@suse.de>
17377 PR tree-optimization/39204
17378 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
17381 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
17383 * config/soft-fp/double.h: Update from glibc CVS.
17385 2009-02-17 Richard Guenther <rguenther@suse.de>
17387 PR tree-optimization/39207
17388 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
17389 strict-aliasing warnings for pointers pointing to NULL.
17391 2009-02-16 Joseph Myers <joseph@codesourcery.com>
17394 * c-parser.c (c_parser_braced_init): Call pop_init_level when
17395 skipping until next close brace.
17397 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
17400 * config/i386/i386.c (ix86_expand_push): Set memory alignment
17401 to function argument boundary.
17403 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17405 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
17406 in the lea_add. Reload eventually constraints it properly.
17407 * config/picochip/constraints.md: Remove the target constraint
17408 "b", since it is not needed anymore.
17410 2009-02-16 Jakub Jelinek <jakub@redhat.com>
17412 * gthr-dce.h: Uglify function parameter and local variable names.
17413 * gthr-gnat.h: Likewise.
17414 * gthr-mipssde.h: Likewise.
17415 * gthr-nks.h: Likewise.
17416 * gthr-posix95.h: Likewise.
17417 * gthr-posix.h: Likewise.
17418 * gthr-rtems.h: Likewise.
17419 * gthr-single.h: Likewise.
17420 * gthr-solaris.h: Likewise.
17421 * gthr-tpf.h: Likewise.
17422 * gthr-vxworks.h: Likewise.
17423 * gthr-win32.h: Likewise.
17425 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
17428 * config/i386/i386.md: Restrict the new peephole2 to move
17429 between MMX/SSE registers.
17431 2009-02-15 Richard Guenther <rguenther@suse.de>
17434 2009-02-13 Richard Guenther <rguenther@suse.de>
17436 * configure.ac: Enable LFS.
17437 * configure: Re-generate.
17438 * config.in: Likewise.
17440 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17442 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
17443 spu_srqwbyte, spu_srqwbytebc): Define.
17444 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
17445 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
17446 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
17447 "shrqby_<mode>"): New insn-and-split patterns.
17448 * config/spu/spu.c (expand_builtin_args): Determine and return
17449 number of operands using spu_builtin_description data.
17450 (spu_expand_builtin_1): Use it.
17452 2009-02-13 Steve Ellcey <sje@cup.hp.com>
17455 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
17458 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17461 * config/i386/i386.c (override_options): Correct warning
17462 messages for -malign-loops, -malign-jumps and -malign-functions.
17464 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17467 * config/i386/i386.md: Restrict the new peephole2 to move
17468 between the general purpose registers.
17470 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17473 * config/i386/i386.c (type_natural_mode): Add a new argument.
17474 Return the original mode and warn ABI change if vector size is 32byte.
17475 (function_arg_advance): Updated.
17476 (function_arg): Likewise.
17477 (ix86_function_value): Likewise.
17478 (ix86_return_in_memory): Likewise.
17479 (ix86_sol10_return_in_memory): Likewise.
17480 (ix86_gimplify_va_arg): Likewise.
17481 (function_arg_32): Don't warn ABX ABI change here.
17482 (function_arg_64): Likewise.
17484 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
17486 * loop-iv.c (implies_p): In the final case, test that operands 0
17487 of the two comparisons match.
17489 * config/bfin/bfin.c (find_prev_insn_start): New function.
17490 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
17491 (find_next_insn_start): Move.
17493 2009-02-13 Richard Guenther <rguenther@suse.de>
17495 * configure.ac: Enable LFS.
17496 * configure: Re-generate.
17497 * config.in: Likewise.
17499 2009-02-13 Joseph Myers <joseph@codesourcery.com>
17502 * c-parser.c (c_parser_parms_list_declarator): Discard pending
17503 sizes on syntax error after some arguments have been parsed.
17505 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17507 * doc/invoke.texi (-fira): Remove.
17509 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17511 * caller-save.c: Replace regclass.c with reginfo.c in comments.
17512 * recog.c: Likewise.
17515 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
17517 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
17518 (umul_ppmm): Likewise.
17519 (count_leading_zeros): Likewise.
17520 (count_trailing_zeros): Likewise.
17521 (UMUL_TIME): Likewise.
17523 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17525 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
17526 soft-fp/t-softfp to tmake_file.
17528 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
17529 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
17530 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
17531 IA64_BUILTIN_INFQ]: New.
17532 (ia64_init_builtins): Initialize __builtin_infq,
17533 __builtin_fabsq and __builtin_copysignq if not HPUX.
17534 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
17535 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
17537 * config/ia64/lib1funcs.asm (__divtf3): Define only if
17539 (__fixtfti): Likewise.
17540 (__fixunstfti): Likewise.
17541 (__floattitf): Likewise.
17543 * config/ia64/libgcc-glibc.ver: New.
17544 * config/ia64/t-fprules-softfp: Likewise.
17545 * config/ia64/sfp-machine.h: Likewise.
17547 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
17548 (LIBGCC2_TF_CEXT): Likewise.
17549 (TF_SIZE): Likewise.
17550 (TARGET_INIT_LIBFUNCS): Likewise.
17552 * config/ia64/t-glibc (SHLINB_MAPFILES):
17553 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
17555 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17557 * config/i386/i386.c (construct_container): Rewrite processing
17558 BLKmode with X86_64_SSE_CLASS.
17560 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
17563 * config/i386/i386.md: Replace simplify_replace_rtx with
17564 replace_rtx in the new peephole2.
17566 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
17568 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
17569 loop unrolling do not happen at -O2.
17571 2009-02-12 Michael Matz <matz@suse.de>
17573 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
17575 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17577 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
17580 2009-02-12 Ben Elliston <bje@au.ibm.com>
17582 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
17583 patterns when updating the back chain. Missed in the 2009-02-10
17586 2009-02-11 Janis Johnson <janis187@us.ibm.com>
17588 * doc/extend.texi (Decimal Floating Types): Update identifier of
17589 draft TR and list of missing support.
17591 2009-02-11 Jakub Jelinek <jakub@redhat.com>
17593 PR middle-end/39154
17594 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
17595 bit to variable length decl's flags, add it also to its
17596 pointer replacement variable.
17598 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
17599 Jakub Jelinek <jakub@redhat.com>
17602 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
17603 (memory_blockage): New expander.
17604 (*memory_blockage): New insn pattern.
17605 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
17606 instead of general blockage at the end of function prologue when
17607 frame pointer is used to access red zone area. Do not emit blockage
17608 when profiling, it is emitted in generic code.
17609 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
17610 function epilogue when frame pointer is used to access red zone area.
17612 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
17615 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
17616 by arithmetic with memory operands.
17617 * config/i386/predicates.md (commutative_operator): New.
17619 2009-02-10 Janis Johnson <janis187@us.ibm.com>
17621 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
17624 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
17626 * alias.h (record_alias_subset): Declare.
17627 * alias.c (record_alias_subset): Make global.
17629 2009-02-10 Nick Clifton <nickc@redhat.com>
17631 * tree-parloops.c: Change license to GPLv3.
17632 * ipa-struct-reorg.c: Change license to GPLv3.
17633 * ipa-struct-reorg.h: Change license to GPLv3.
17635 2009-02-10 Steve Ellcey <sje@cup.hp.com>
17638 * c-decl.c (start_struct): Return NULL on error.
17640 2009-02-10 Jakub Jelinek <jakub@redhat.com>
17642 PR middle-end/39124
17643 * cfgloopmanip.c (remove_path): Call remove_bbs after
17644 cancel_loop_tree, not before it.
17647 * function.h (struct function): Add has_local_explicit_reg_vars bit.
17648 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
17649 VAR_DECLs were seen.
17650 * tree-ssa-live.c (remove_unused_locals): Recompute
17651 cfun->has_local_explicit_reg_vars.
17652 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
17653 copies or clearings if cfun->has_local_explicit_reg_vars.
17655 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
17658 * config/i386/i386.c (expand_prologue): Emit blockage at the end
17659 of function prologue when frame pointer is used to access
17662 2009-02-10 Richard Guenther <rguenther@suse.de>
17664 PR middle-end/39127
17665 * gimplify.c (gimple_regimplify_operands): Always look if
17666 we need to create a temporary.
17668 2009-02-10 Richard Guenther <rguenther@suse.de>
17670 PR tree-optimization/39132
17671 * tree-loop-distribution.c (todo): New global var.
17672 (generate_memset_zero): Trigger TODO_rebuild_alias.
17673 (tree_loop_distribution): Return todo.
17675 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
17678 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
17679 (x86_64_reg_class_name): Removed.
17680 (classify_argument): Return 0 if bytes > 32. Return 0 if the
17681 first one isn't X86_64_SSE_CLASS or any other ones aren't
17682 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
17683 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
17684 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
17685 and 3 X86_64_SSEUP_CLASS.
17686 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
17687 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
17689 2009-02-10 Ben Elliston <bje@au.ibm.com>
17691 * config/rs6000/rs6000.md (allocate_stack): Always use an update
17692 form instruction to update the stack back chain word, even if the
17693 user has disabled the generation of update instructions.
17694 (movdi_<mode>_update_stack): New.
17695 (movsi_update_stack): Likewise.
17696 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
17697 always use an update form instruction to update the stack back
17700 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
17702 PR middle-end/38953
17703 * graphite.c (if_region_set_false_region): After moving a region in
17704 the false branch of a condition, remove the empty dummy basic block.
17705 (gloog): Remove wrong fix for PR38953.
17707 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17709 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
17710 generation due to implicit sign extension.
17712 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
17714 PR middle-end/38981
17715 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
17716 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
17718 2009-02-09 Richard Guenther <rguenther@suse.de>
17720 PR middle-end/35202
17721 * convert.c (convert_to_real): Disable (float)fn((double)x)
17722 to fnf(x) conversion if errno differences may occur and
17723 -fmath-errno is set.
17725 2009-02-07 Anatoly Sokolov <aesok@post.ru>
17727 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
17728 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17729 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17731 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17734 * c-common.c (handle_alias_attribute): Disallow attribute for
17735 anything not a FUNCTION_DECL or VAR_DECL.
17737 2009-02-06 Janis Johnson <janis187@us.ibm.com>
17740 * real.c (do_compare): Special-case compare of zero against
17741 decimal float value.
17743 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17746 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
17747 as indicating flexible array members unless the field itself is
17748 being declarared as the incomplete array.
17750 2009-02-06 Jan Hubicka <jh@suse.cz>
17752 PR tree-optimization/38844
17753 * ipa-inline.c (try_inline): Stop inlining recursion when edge
17754 is already inlined.
17756 2009-02-06 Richard Guenther <rguenther@suse.de>
17758 PR middle-end/38977
17759 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
17760 fork because we may expand it as __gcov_fork.
17762 2009-02-06 Nick Clifton <nickc@redhat.com>
17764 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
17766 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
17768 PR tree-optimization/35659
17769 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
17770 vn_phi_eq): Shortcut if hashcode does not match.
17771 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
17773 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
17774 and avoid iterative_hash_expr.
17775 (FOR_EACH_VALUE_ID_IN_SET): New.
17776 (value_id_compare): Remove.
17777 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
17778 sort expressions by value id.
17780 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
17783 * config/sh/predicates.md (general_movsrc_operand): Don't check
17784 the subreg of system registers here.
17786 2009-02-05 Jakub Jelinek <jakub@redhat.com>
17789 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
17790 on the copied decl.
17792 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
17794 PR rtl-optimization/39110
17795 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
17796 addresses, not aligned ones.
17798 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
17799 Richard Guenther <rguenther@suse.de>
17801 PR tree-optimization/39100
17802 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
17803 comment says and add edges.
17805 2009-02-05 Joseph Myers <joseph@codesourcery.com>
17808 * c-common.c (handle_tls_model_attribute): Ignore attribute for
17809 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
17811 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
17813 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
17814 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
17815 register_bb_in_sese, new_sese, free_sese): Moved.
17816 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
17817 outermost_loop_in_scop, build_scop_iteration_domain,
17818 expand_scalar_variables_ssa_name, get_vdef_before_scop,
17819 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
17820 Use loop_in_sese_p instead of loop_in_scop_p.
17821 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
17822 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
17823 (scopdet_basic_block_info): Fix bug in scop detection.
17824 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
17825 eq_loop_to_cloog_loop): Remove.
17826 (nb_loops_around_loop_in_scop, nb_loop
17827 ref_nb_loops): Moved here...
17828 * graphite.h (ref_nb_loops): ... from here.
17829 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
17830 (loop_domain_dim, loop_iteration_vector_dim): Remove.
17831 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
17832 * testsuite/gcc.dg/graphite/scop-19.c: New
17834 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
17835 Hans-Peter Nilsson <hp@axis.com>
17837 PR rtl-optimization/37889
17838 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
17839 Move offset handling from PLUS to before the switch. Use new
17840 arguments when considering SYMBOL_REFs too.
17841 (rtx_addr_can_trap_p): Pass dummy offset and size.
17842 (enum may_trap_p_flags): Remove.
17843 (may_trap_p_1): Pass size from MEM_SIZE.
17845 PR rtl-optimization/38921
17846 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
17847 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
17848 * rtlanal.c (may_trap_after_code_motion_p): Delete.
17849 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
17851 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
17853 AVX Programming Reference (January, 2009)
17854 * config/i386/sse.md (*vpclmulqdq): New.
17856 2009-02-04 Jakub Jelinek <jakub@redhat.com>
17858 PR tree-optimization/38977
17859 PR gcov-profile/38292
17860 * calls.c (special_function_p): Disregard __builtin_ prefix.
17862 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
17864 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
17865 non-indexable addresses even before reload.
17867 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17870 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
17871 as having variable size. Do not give an error for unnamed
17872 parameters with [*] declarators. Give a warning for type names
17873 with [*] declarators and mark them as variable size.
17874 * c-parser.c (c_parser_sizeof_expression): Do not give an error
17875 for sizeof applied to [*] type names.
17877 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17880 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
17882 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17884 * gcc.c (process_command): Update copyright notice dates.
17885 * gcov.c (print_version): Likewise.
17886 * gcov-dump.c (print_version): Likewise.
17887 * mips-tfile.c (main): Likewise.
17888 * mips-tdump.c (main): Likewise.
17890 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17893 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
17894 for composite type involving a zero-length array type.
17896 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17899 * function.c (match_asm_constraints_1): Skip over
17900 initial optional % in the constraint.
17902 PR inline-asm/39059
17903 * c-parser.c (c_parser_postfix_expression): If fixed point is not
17904 supported, don't accept FIXED_CSTs.
17905 * c-decl.c (finish_declspecs): Error if fixed point is not supported
17906 and _Sat is used without _Fract/_Accum. Set specs->type to
17907 integer_type_node for cts_fract/cts_accum if fixed point is not
17910 2009-02-02 Catherine Moore <clm@codesourcery.com>
17912 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
17914 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
17916 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
17917 (ABI_HAS_64BIT_SYMBOLS): Use it.
17918 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
17920 2009-02-02 Paul Brook <paul@codesourcery.com>
17922 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
17924 2009-02-02 Jakub Jelinek <jakub@redhat.com>
17926 PR inline-asm/39058
17927 * recog.h (asm_operand_ok): Add constraints argument.
17928 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
17929 recurse on matching constraint.
17930 (check_asm_operands): Pass constraints as 3rd argument to
17931 asm_operand_ok. Don't look up matching constraint here.
17932 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
17935 2009-02-02 Ben Elliston <bje@au.ibm.com>
17937 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
17938 TARGET_NARROW_VOLATILE_BITFIELD macro names.
17940 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17942 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
17943 information. Remove some obsolete information. Reorganize.
17945 * config/pa/fptr.c: Revert license to GPL 2.
17946 * config/pa/milli64.S: Likewise.
17948 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17951 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
17952 LIBRARY name in, instead of hard-coding it.
17953 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
17954 extra target make frag to tmake_files according to EH model.
17955 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
17956 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
17957 frags that define makefile variable EH_MODEL appropriately.
17958 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
17959 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
17960 to "-sjlj" according to type of EH configured.
17961 (LIBGCC_SONAME): Concatenate it to shared library base name.
17962 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
17963 to "_sjlj" according to type of EH configured.
17964 (LIBGCC_SONAME): Concatenate it to shared library base name.
17965 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
17966 (SHLIB_LINK): Add missing semicolon to if-else construct.
17967 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17968 string value of "pe_dll" command-line option.
17969 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
17970 (SHLIB_SONAME): Use it when overriding t-cygming default.
17971 (SHLIB_IMPLIB): Override t-cygming default.
17972 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17973 string value of "pe_dll" command-line option.
17975 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17978 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
17979 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
17981 2009-01-31 Richard Guenther <rguenther@suse.de>
17983 PR tree-optimization/38937
17984 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
17985 computing the transitive closure.
17987 2009-01-30 Richard Guenther <rguenther@suse.de>
17989 PR tree-optimization/39041
17990 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17991 Propagate variable indices only if the types match for this stmt.
17993 2009-01-30 Jakub Jelinek <jakub@redhat.com>
17996 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
17997 inline but never defined.
17999 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
18001 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
18002 (*insv_h_di_reg_extimm): New insn.
18003 (*insv_l<mode>_reg_extimm): New insn.
18005 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
18007 * config/picochip/picochip.c (flag_conserve_stack): set
18008 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
18009 fconserve-stack. Reduce call-overhead used by inliner.
18011 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
18014 * common.opt (flag_conserve_stack): Initialised to zero.
18016 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
18019 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
18020 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
18023 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
18025 * ira-color.c (allocno_reload_assign): Update comments.
18026 * regmove.c (regmove_optimize): Likewise.
18030 2009-01-29 Robert Millan <rmh@aybabtu.com>
18032 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
18033 * config/i386/kopensolaris-gnu.h: New file. Undefine
18034 `MD_UNWIND_SUPPORT'.
18035 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
18037 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
18039 PR tree-optimization/39007
18040 * tree-loop-distribution.c (generate_builtin): Use
18041 recompute_dominator to compute the immediate dominator of the
18042 basic block just after the loop.
18044 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18046 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
18047 (ASM_OUTPUT_DWARF_PCREL): Define.
18049 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
18051 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
18052 * doc/passes.texi: Remove entries about regclass, local-alloc, and
18053 global. Modify entries about regmove and IRA.
18055 * ra-conflict.c: Remove the file.
18057 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
18059 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
18060 (pass_regclass_init): Rename to pass_reginfo_init.
18062 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
18064 * toplev.h (flag_ira): Remove.
18066 * caller-save.c (setup_save_areas): Remove flag_ira.
18068 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
18070 * global.c: Remove the file.
18072 * opts.c (decode_options): Remove flag_ira.
18074 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
18076 * regmove.c: Modify file description.
18077 (find_use_as_address, try_auto_increment): Define them only if
18078 AUTO_INC_DEC is defined.
18079 (replacement_quality, replace_in_call_usage, fixup_match_1,
18080 stable_and_no_regs_but_for_p): Remove.
18081 (reg_set_in_bb): Make it static.
18082 (regmove_optimize): Remove flag_ira and code which worked for
18085 * local-alloc.c: Remove the file.
18087 * common.opt (fira): Remove.
18089 * ira.c: Include except.h.
18090 (eliminable_regset): Move from global.c.
18091 (mark_elimination): Ditto. Remove flag_ira.
18092 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
18093 equiv_mem_modified, validate_equiv_mem_from_store,
18094 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
18095 contains_replace_regs, memref_referenced_p, memref_used_between_p,
18096 no_equiv, recorded_label_ref): Move from local-alloc.c.
18097 (update_equiv_regs): Ditto. Make it static.
18098 (print_insn_chain, print_insn_chains): Move it from global.c.
18099 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
18100 (build_insn_chain): Ditto. Make it static.
18101 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
18102 Rename to init_live_subregs.
18103 (gate_ira): Remove flag_ira.
18105 * regclass.c: Rename reginfo.c. Change file description.
18106 (FORBIDDEN_INC_DEC_CLASSES): Remove.
18107 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
18108 (init_reg_sets_1): Remove code for evaluation of
18109 reg_class_superclasses and losing_caller_save_reg_set.
18110 (init_regs): Remove init_reg_autoinc.
18111 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
18112 ok_for_base_p_nonstrict): Remove.
18113 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
18114 (pass_regclass_init): Rename to pass_reginfo_init. Modify
18115 corresponding entries.
18116 (dump_regclass, record_operand_costs, scan_one_insn,
18117 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
18118 record_address_regs, auto_inc_dec_reg_p): Remove.
18119 (gt-regclass.h): Rename to gt-reginfo.h.
18121 * rtl.h (dump_global_regs, retry_global_alloc,
18122 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
18124 * Makefile.in (RA_H): Remove.
18125 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
18126 Rename regclass.o to reginfo.o.
18127 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
18129 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
18130 (GTFILES): Rename regclass.c to reginfo.c.
18132 * passes.c (init_optimization_passes): Remove pass_local_alloc and
18133 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
18135 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18136 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
18138 (finish_spills): Ditto. Remove code for !flag_ira.
18140 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
18142 PR middle-end/35854
18143 * doc/invoke.texi (rtl debug options): Complete rewrite.
18144 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
18146 * mode-switching.c (pass_mode_switching): Rename pass from
18147 "mode-sw" to "mode_sw".
18148 * except.c (pass_convert_to_eh_ranges): Rename pass from
18149 "eh-ranges" to "eh_ranges".
18150 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
18154 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
18155 Alexander Monakov <amonakov@ispras.ru>
18157 PR middle-end/38857
18158 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
18160 (move_exprs_to_boundary): Change return type and pass through
18161 should_move from move_op. Relax assert. Update usage ...
18162 (schedule_expr_on_boundary): ... here. Use should_move instead of
18164 (move_op_orig_expr_found): Indicate that insn was disconnected from
18166 (code_motion_process_successors): Do not call after_merge_succs
18167 callback if original expression was not found when traversing any of
18169 (code_motion_path_driver): Change return type. Update prototype.
18170 (move_op): Update comment. Add a new parameter (should_move). Update
18171 prototype. Set *should_move based on indication provided by
18172 move_op_orig_expr_found.
18174 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
18176 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
18177 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
18178 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
18179 * config/rs6000/rs6000.c (rs6000_override_options): Default
18180 avoid-indexed-addresses on for Power6, off for everything else.
18181 (avoiding_indexed_address_p): New function.
18182 (rs6000_legitimize_address): Use it.
18183 (rs6000_legitimate_address): Likewise.
18184 * config/rs6000/rs6000.md (movXX_updateX): Likewise
18186 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
18188 PR tree-optimization/38997
18189 * tree-loop-distribution.c (generate_memset_zero): Use
18190 POINTER_PLUS_EXPR for a pointer addition.
18192 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
18194 * config/s390/s390.md (bswap<mode>2): New pattern added.
18196 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18198 * config/s390/s390.md (*tls_load_31): Added type attribute.
18200 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18202 * config/s390/s390.md: Fix a few comments.
18204 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18206 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
18207 (*tm<mode>_full): Fixed z10prop attribute.
18208 (*tst<mode>_extimm): Fixed z10prop attribute.
18209 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
18210 (*tstqiCCT_cconly): Fixed z10prop attribute.
18211 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
18212 (*movsi_larl): Fixed z10prop attribute.
18213 (*movsi_zarch): Fixed z10prop attribute.
18214 (*movsi_eas): Fixed z10prop attribute.
18215 (*movhi): Fixed z10prop attribute.
18216 (*movqi): Fixed z10prop attribute.
18217 (*movstrictqi): Fixed z10prop attribute.
18218 (*mov<mode>): Fixed z10prop attribute.
18219 (*movcc): Fixed z10prop attribute.
18220 (*sethighpartdi_64): Fixed z10prop attribute.
18221 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
18222 (*negdi2_sign_cc): Fixed z10prop attribute.
18223 (*negdi2_sign): Fixed z10prop attribute.
18224 (*absdi2_sign_cc): Fixed z10prop attribute.
18225 (*absdi2_sign): Fixed z10prop attribute.
18226 (*negabsdi2_sign_cc): Fixed z10prop attribute.
18227 (*negabsdi2_sign): Fixed z10prop attribute.
18228 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
18229 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
18230 (doloop_si64): Fixed z10prop attribute.
18231 (doloop_si31): Fixed z10prop attribute.
18232 (doloop_long): Fixed z10prop attribute.
18233 (indirect_jump): Fixed z10prop attribute.
18234 (nop): Fixed z10prop attribute.
18235 (main_base_64): Fixed z10prop attribute.
18236 (reload_base_64): Fixed z10prop attribute.
18238 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18240 PR rtl-optimization/38740
18241 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
18243 * config/mips/mips.c (mips_reorg): Likewise.
18245 2009-01-28 Richard Guenther <rguenther@suse.de>
18247 PR tree-optimization/38926
18248 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
18249 with the correct value id to a value.
18250 (do_regular_insertion): Use the value number of edoubleprime
18251 for the value number of the expr.
18254 2008-08-21 Richard Guenther <rguenther@suse.de>
18256 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
18257 a PHI ask VN if it is already available.
18258 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
18259 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
18261 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18263 PR middle-end/38934
18264 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
18265 set to varying whenever max has TREE_OVERFLOW set, similarly
18266 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
18268 2009-01-28 Richard Guenther <rguenther@suse.de>
18270 PR middle-end/38908
18271 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
18272 uninitialized aggregate uses in call arguments.
18274 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
18276 PR tree-optimization/38984
18277 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
18278 the nothing_id variable if -fno-delete-null-pointer-checks.
18280 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
18283 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
18284 (set_got_offset_rex64): Ditto.
18286 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
18289 * doc/extend.texi: Improve local variable with asm reg.
18291 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
18293 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
18294 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
18295 was not supplied then set warn_packed_bitfield_compat to the
18296 default value of 1.
18297 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
18300 2009-01-27 Richard Guenther <rguenther@suse.de>
18302 PR tree-optimization/38503
18303 * cfgexpand.c (expand_gimple_basic_block): Ignore
18304 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
18305 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
18306 variables that cannot have TBAA applied.
18307 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
18310 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
18312 PR middle-end/38969
18313 * calls.c (initialize_argument_information): Do not wrap complex
18314 arguments in SAVE_EXPR.
18316 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
18318 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
18319 (INSTALL_LIBGCC): Revert typo commit.
18321 2009-01-26 Richard Guenther <rguenther@suse.de>
18323 PR tree-optimization/38745
18324 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
18325 from special handling.
18327 2009-01-26 Richard Guenther <rguenther@suse.de>
18329 PR tree-optimization/38745
18330 * tree-ssa.c (execute_update_addresses_taken): Do not include
18331 variables that cannot possibly be a register in not_reg_needs.
18332 Do not clear TREE_ADDRESSABLE on vars that may not become
18334 * tree-ssa.c (update_alias_info_1): Include those in the set
18335 of addressable vars.
18337 2009-01-26 Richard Guenther <rguenther@suse.de>
18339 PR middle-end/38851
18340 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
18341 * tree-ssa-dse.c: Include langhooks.h
18342 (execute_simple_dse): Remove stores with zero size.
18344 2009-01-24 Jakub Jelinek <jakub@redhat.com>
18347 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
18350 2009-01-24 Julian Brown <julian@codesourcery.com>
18352 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
18353 config/arm/linux-atomic.c.
18354 * config/arm/linux-atomic.c: New.
18356 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
18358 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
18359 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
18360 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
18362 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
18365 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
18368 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
18370 PR tree-optimization/38953
18371 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
18372 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
18373 (gloog): Split the exit of the scop when the scop exit is a loop exit.
18374 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
18377 2009-01-24 Paul Brook <paul@codesourcery.com>
18379 * config/arm/neon.md (neon_type): Move to arm.md.
18380 (neon_mov<VSTRUCT>): Add neon_type attribute.
18381 * config/arm/arm.md (neon_type): Move to here.
18382 (conds): Add "unconditioal" and use as default for NEON insns.
18384 2009-01-24 Ben Elliston <bje@au.ibm.com>
18386 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
18387 void *' warning from -Wc++-compat.
18388 * Makefile.in (dominance.o-warn): Remove.
18390 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
18392 PR tree-optimization/38932
18393 * fold-const.c (fold_unary_ignore_overflow): New.
18394 * tree.h (fold_unary_ignore_overflow): Declare.
18395 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
18396 * tree-ssa-sccvn.c (visit_reference_op_load,
18397 simplify_unary_expression): Likewise.
18399 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
18401 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
18402 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
18403 regardless of their type.
18404 * c-common.c (handle_packed_attribute): Don't ignore packed on
18406 * c.opt (Wpacked-bitfield-compat): New warning option.
18407 * stor-layout.c (place_field): Warn if offset of a field changed.
18408 * doc/extend.texi (packed): Mention the ABI change.
18409 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
18410 (Warning Options): Add it to the list.
18412 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
18414 * c-opts.c (c_common_post_options): Fix a typo in comments.
18416 2009-01-22 Steve Ellcey <sje@cup.hp.com>
18418 PR middle-end/38615
18419 * gimplify.c (gimplify_init_constructor): Fix promotion of const
18420 variables to static.
18421 * doc/invoke.texi (-fmerge-all-constants): Update description.
18423 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
18426 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
18427 (*movdi_1_rex64): Use type "mmx" for alternative 5.
18429 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
18431 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
18433 (LOCAL_ALIGNMENT): Similarly.
18435 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18436 Joseph Myers <joseph@codesourcery.com>
18438 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
18439 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
18440 * config/arm/arm-tune.md: Regenerate.
18441 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
18444 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18446 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
18447 version number to five.
18449 2009-01-22 Dodji Seketeli <dodji@redhat.com>
18452 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
18453 * c-common.c (set_underlying_type): Likewise.
18454 (is_typedef_decl ): Likewise
18456 (set_underlying_type): Likewise.
18457 (is_typedef_type): Likewise.
18459 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
18461 PR middle-end/38587
18462 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
18465 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
18468 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
18469 (LIBGCC_SPEC): Don't define.
18470 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
18472 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
18474 PR rtl-optimization/38879
18475 * alias.c (base_alias_check): Unaligned access via AND address can
18476 alias all surrounding object types except those with sizes equal
18477 or wider than the size of unaligned access.
18479 2009-01-21 Dodji Seketeli <dodji@redhat.com>
18482 * c-decl.c (clone_underlying_type): Move this ...
18483 * c-common.c (set_underlying_type): ... here.
18484 Also, make sure the function properly sets TYPE_STUB_DECL() on
18485 the newly created typedef variant type.
18486 (is_typedef_decl ): New entry point.
18487 * tree.h: Added a new member member_types_needing_access_check to
18488 struct tree_decl_non_common.
18489 (set_underlying_type): New entry point.
18490 (is_typedef_type): Likewise.
18492 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
18494 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
18495 Check whether two instructions have memory references that
18496 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
18497 are helper functions for traversing.
18498 * alias.h (insn_alias_sets_confilict_p): New prototypes.
18499 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
18500 not to draw dependency edge for instructions with non-conflicting
18503 2009-01-20 Joseph Myers <joseph@codesourcery.com>
18506 * longlong.h: Update copyright years. Use soft-fp license notice.
18507 Sync __clz_tab declaration with glibc.
18509 2009-01-20 Steve Ellcey <sje@cup.hp.com>
18512 * doc/extend.texi (syscall_linkage): New.
18513 (version_id): Modify.
18515 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
18516 Richard Guenther <rguenther@suse.de>
18518 PR tree-optimization/38747
18519 PR tree-optimization/38748
18520 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
18521 conversion if the base address is an indirect reference and the
18522 aliasing sets could cause issues.
18524 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18526 * common.opt (fgraphite, fgraphite-identity): Add comment for
18527 explaining why these options are not documented.
18529 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18531 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
18532 gimple_call_lhs is NULL.
18534 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
18537 * emit-rtl.c (adjust_address_1): Make sure memref is never
18540 2009-01-20 Ben Elliston <bje@au.ibm.com>
18542 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18543 const qualifier from arg parameter. Remove unnecessary cast to char *.
18544 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18545 const qualifier from arg 2.
18547 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
18549 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
18551 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
18554 * rtl.h (reinit_regs): New prototype.
18555 * regclass.c: Include ira.h.
18556 (reinit_regs): New.
18557 * Makefile.in (regclass.o): Add ira.h.
18558 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
18560 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
18563 * c-common.c (handle_aligned_attribute): Use
18564 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
18565 default alignment value.
18567 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
18569 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
18570 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
18572 * doc/extend.texi: Update __attribute__ ((aligned)). Document
18573 __BIGGEST_ALIGNMENT__.
18575 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
18577 2009-01-18 Richard Guenther <rguenther@suse.de>
18579 PR tree-optimization/38819
18580 * tree-flow.h (operation_could_trap_helper_p): Declare.
18581 * tree-eh.c (operation_could_trap_helper_p): Export.
18582 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
18583 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
18584 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
18585 are about to insert a possibly trapping instruction and fail
18588 2009-01-18 Andreas Schwab <schwab@suse.de>
18590 * doc/install.texi (Configuration): Remove obsolete paragraph
18591 about use of --with-gnu-ld with --with-gnu-as.
18593 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
18595 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
18596 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
18597 Follow spelling conventions.
18599 2009-01-18 Ben Elliston <bje@au.ibm.com>
18601 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
18602 C++ warning about implicit conversion from void * to struct
18604 (bitmap_obstack_free): Likewise for bitmap_element *.
18605 * Makefile.in (bitmap.o-warn): Remove.
18607 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
18609 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
18611 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
18612 Tobias Grosser <tobi.grosser@amd.com>
18614 * graphite.c (graphite_trans_scop_block): Do not block single
18617 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
18619 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
18620 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
18621 test with assertion.
18623 2009-01-16 Richard Guenther <rguenther@suse.de>
18625 PR tree-optimization/38835
18626 PR middle-end/36227
18627 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
18628 and INT + PTR -> (INT)(PTR p+ INT) folding.
18629 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
18631 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
18634 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
18635 the subreg from a lowpart subreg if it is also casting the value.
18637 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18638 Tobias Grosser <tobi.grosser@amd.com>
18640 * graphite.c (compare_prefix_loops): New.
18641 (build_scop_canonical_schedules): Rewritten.
18642 (graphite_transform_loops): Move build_scop_canonical_schedules
18643 after build_scop_iteration_domain.
18645 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18646 Tobias Grosser <tobi.grosser@amd.com>
18648 * graphite.c (add_conditions_to_domain): Add the loops to
18649 the dimension of the iteration domain. Do copy the domain
18650 only when it exists.
18651 (build_scop_conditions_1): Do not call add_conditions_to_domain.
18652 (add_conditions_to_constraints): New.
18653 (can_generate_code_stmt, can_generate_code): Removed.
18654 (gloog): Do not call can_generate_code.
18655 (graphite_transform_loops): Call add_conditions_to_constraints
18656 after building the iteration domain.
18658 2009-01-16 Jakub Jelinek <jakub@redhat.com>
18660 PR tree-optimization/38789
18661 * tree-ssa-threadedge.c
18662 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18663 __builtin_constant_p.
18665 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18667 * dce.c (delete_unmarked_insns): Reversed the order that insns are
18668 examined before deleting them.
18670 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
18672 * function.c (aggregate_value_p): Correctly extract the function
18673 type from CALL_EXPR_FN lookup.
18675 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18677 * config/picochip/picochip.c (picochip_override_options): Revert
18678 CFI asm flag disable commited previously.
18680 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
18681 Tobias Grosser <tobi.grosser@amd.com>
18682 Jan Sjodin <jan.sjodin@amd.com>
18684 * graphite.c (scan_tree_for_params): On substractions negate
18685 all the coefficients of the term.
18686 (clast_to_gcc_expression_red): New. Handle reduction expressions
18687 of more than two operands.
18688 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
18689 (get_vdef_before_scop): Handle also the case of default definitions.
18691 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
18693 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
18694 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
18695 Also use them when walking CALL_INSN_FUNCTION_USAGE.
18697 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
18698 Joey Ye <joey.ye@intel.com>
18700 PR middle-end/37843
18701 * cfgexpand.c (expand_stack_alignment): Don't update stack
18702 boundary nor check incoming stack boundary here.
18703 (gimple_expand_cfg): Update stack boundary and check incoming
18704 stack boundary here.
18706 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18708 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
18710 2009-01-14 Jakub Jelinek <jakub@redhat.com>
18712 PR rtl-optimization/38245
18713 * calls.c (expand_call): Add stack arguments to
18714 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18715 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
18716 in regs and partially in memory or BLKmode arguments.
18717 (emit_library_call_value_1): Add stack arguments to
18718 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18719 ACCUMULATE_OUTGOING_ARGS).
18720 * dce.c: Include tm_p.h.
18721 (find_call_stack_args): New function.
18722 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
18724 (mark_insn): Call find_call_stack_args for CALL_Ps.
18725 (prescan_insns_for_dce): Walk insns backwards in bb rather than
18726 forwards. Allocate and free arg_stores bitmap if needed, pass it
18727 down to deletable_insn_p, don't mark stores set in arg_stores
18728 bitmap, clear the bitmap at the beginning of each bb.
18729 * Makefile.in (dce.o): Depend on $(TM_P_H).
18731 2009-01-14 Michael Meissner <gnu@the-meissners.org>
18734 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
18735 to make sure the insn is a conditional test (bug 22599). Reformat a
18738 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
18740 PR middle-end/38431
18741 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
18742 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
18743 (gloog): Do not call cleanup_tree_cfg.
18744 (graphite_transform_loops): Call cleanup_tree_cfg after all
18745 scops have been code generated.
18747 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
18748 * doc/gty.texi (Invoking the garbage collector): Added new node
18749 and section documenting ggc_collect.
18751 2009-01-14 Richard Guenther <rguenther@suse.de>
18753 PR tree-optimization/38826
18754 PR middle-end/38477
18755 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
18756 initialization notes only if we actually emitted a warning.
18757 (intra_create_variable_infos): Add constraints for a result decl
18758 that is passed by hidden reference.
18759 (build_pred_graph): Mark all related variables non-direct on
18762 2009-01-14 Nick Clifton <nickc@redhat.com>
18764 * ira-conflicts.c: Include addresses.h for the definition of
18766 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
18767 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
18769 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
18772 * Makefile.in (ira-lives.o): Add except.h.
18774 * ira-lives.c: Include except.h.
18775 (process_bb_node_lives): Process can_throw_internal.
18777 2009-01-13 Jakub Jelinek <jakub@redhat.com>
18779 PR rtl-optimization/38774
18780 * combine.c (simplify_set): When undoing cc_use change, don't do
18781 PUT_CODE on the newly created comparison, but instead put back the
18784 2009-01-13 Joseph Myers <joseph@codesourcery.com>
18786 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
18787 values. Remove duplicate arm8 entry.
18789 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18791 PR tree-optimization/38786
18792 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
18793 the SSA_NAME case of expand_scalar_variables_expr.
18794 Set the type of an expression to the type of its assign statement.
18795 (expand_scalar_variables_expr): Also gather the scalar computation
18796 used to index the memory access. Do not pass loop_p.
18797 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
18798 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
18799 the gimple_stmt_iterator where it inserts new code.
18800 Do not pass loop_p.
18801 (copy_bb_and_scalar_dependences): Do not pass loop_p.
18802 (translate_clast): Update call to copy_bb_and_scalar_dependences.
18804 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18806 * graphite.h (debug_value): Removed.
18807 * graphite.c (debug_value): Removed.
18809 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18811 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
18812 ldrd/strd with two 32-bit instructions.
18814 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18816 * config/arm/arm.c (struct processors): Pass for speed down into
18817 cost helper functions.
18818 (const_ok_for_op): Handle COMPARE and inequality nodes.
18819 (arm_rtx_costs_1): Rewrite.
18820 (arm_size_rtx_costs): Update prototype.
18821 (arm_rtx_costs): Pass speed down to helper functions.
18822 (arm_slowmul_rtx_costs): Rework cost calculations.
18823 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
18824 (arm_9e_rtx_costs): Likewise.
18826 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
18828 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
18829 relocations of local symbols wider than UNITS_PER_WORD are not valid.
18830 (alpha_legitimize_address): Do not split local symbols wider than
18831 UNITS_PER_WORD into HIGH/LO_SUM parts.
18833 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
18836 * gcc.c (process_command): Replace call to execvp with calls
18837 to pex_one and exit.
18839 2009-01-03 Anatoly Sokolov <aesok@post.ru>
18842 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
18843 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
18844 variant for devices with 3-byte PC.
18845 (__tablejump_elpm__): New.
18847 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18850 * c-parser.c (c_parser_postfix_expression): Allow `->' in
18851 offsetof member-designator, handle it as `[0].'.
18853 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18855 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
18856 function when not using named sections on targets with named sections
18857 if branch distance is less than 262132.
18859 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
18861 * combine.c (combine_instructions): Recompute
18862 optimize_this_for_speed_p for each BB in the main combine loop.
18864 2009-01-12 Tomas Bily <tbily@suse.cz>
18867 * tree-loop-distribution.c (prop_phis): New function.
18868 (generate_builtin): Call prop_phis.
18869 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
18871 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18873 PR tree-optimization/38807
18874 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
18875 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
18877 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
18879 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
18880 subreg of op0 to the original op0.
18882 2009-01-11 Laurent GUERBY <laurent@guerby.net>
18884 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
18886 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
18889 * mips-tfile.c (parse_def): Fix parsing of def strings
18890 starting with digits.
18892 2009-01-10 Jakub Jelinek <jakub@redhat.com>
18895 * config/arm/arm.c (arm_is_long_call_p): Don't call
18896 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
18898 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
18900 * regrename.c (regrename_optimize): Fix dumping.
18901 (find_oldest_value_reg): Preserve REG_POINTER.
18902 (copy_hardreg_forward_1): Likewise.
18904 2009-01-09 Diego Novillo <dnovillo@google.com>
18906 * gimple.h (struct gimple_statement_base) <uid>: Document
18907 the restrictions on its use.
18908 (gimple_uid): Tidy.
18909 (gimple_set_uid): Tidy.
18911 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18913 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
18914 zero guard even if align_bytes != 0 and count is smaller than
18917 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
18919 PR rtl-optimization/38495
18920 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
18921 (add_range_and_copies_from_move_list): Print all added ranges.
18922 Add ranges to memory optimized destination.
18924 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18928 * config/i386/i386.c (override_options): Reject
18929 -mstringop-strategy=rep_8byte with -m32.
18930 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
18931 to 1. Do count comparison against epilogue_size_needed at compile
18932 time even when count_exp was constant forced into register. For
18933 size_needed don't jump to epilogue, instead just avoid aligning
18934 and invoke the body algorithm. If need_zero_guard, add zero guard
18935 even if count is non-zero, but smaller than size_needed + number of
18936 bytes that could be stored for alignment.
18937 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
18938 to 1. If need_zero_guard, add zero guard even if count is non-zero,
18939 but smaller than size_needed + number of bytes that could be stored
18940 for alignment. Compare size_needed with epilogue_size_needed instead
18941 of desired_align - align, don't adjust size_needed, pass
18942 epilogue_size_needed to the epilogue expanders.
18945 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
18947 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18949 * pa.c (last_address): Change to unsigned.
18950 (update_total_code_bytes): Change argument to unsigned. Don't
18951 check if insn addresses are set.
18952 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
18953 addresses are not set.
18954 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
18956 2009-01-09 Nick Clifton <nickc@redhat.com>
18958 * config/sh/symbian.c: Replace uses of DECL_INLINE with
18959 DECL_DECLARED_INLINE_P.
18961 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18963 PR middle-end/38347
18964 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
18965 GET_MODE (op0) in operand_subword_force calls.
18967 PR middle-end/38771
18968 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
18969 fold_convert arg0 operands to TREE_TYPE (op0) first.
18971 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
18973 * params.def (ira-max-conflict-table-size): Decrease default value
18976 2009-01-08 Jakub Jelinek <jakub@redhat.com>
18978 PR tree-optimization/37031
18979 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
18981 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
18982 allocate it using gc instead of heap, use VEC_quick_push instead of
18984 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
18985 instead of heap, use VEC_quick_push instead of VEC_safe_push.
18986 * tree-data-ref.h (struct access_matrix): Change matrix to gc
18987 allocated vector from heap allocated.
18988 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
18989 * tree-loop-linear.c (linear_transform_loops): Allocate nest
18990 vector only after perfect_loop_nest_depth call.
18992 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
18993 Jan Sjodin <jan.sjodin@amd.com>
18995 PR tree-optimization/38559
18996 * graphite.c (debug_value, copy_constraint,
18997 swap_constraint_variables, scale_constraint_variable, ): New.
18998 (get_lower_bound, get_upper_bound): Removed.
18999 (graphite_trans_bb_strip_mine): Clean up this code that works
19000 only for constant number of iterations. Fully copy upper and
19001 lower bound constraints, not only the constant part of them.
19002 * graphite.h (debug_value): Declared.
19004 2009-01-08 Ira Rosen <irar@il.ibm.com>
19006 PR tree-optimization/37194
19007 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
19008 Don't add the cost of cost model guard in prologue to scalar
19009 outside cost in case of known number of iterations.
19011 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
19012 Alan Modra <amodra@bigpond.net.au>
19014 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
19015 non-word-aligned REG+CONST addressing.
19017 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
19020 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
19021 free_after_compilation when outputting a thunk.
19022 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
19023 Do not call free_after_compilation here.
19025 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
19027 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
19028 (ix86_valid_target_attribute_inner_p): Ditto.
19030 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
19032 PR tree-optimization/38492
19033 PR tree-optimization/38498
19034 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
19035 * tree-chrec.h (scev_is_linear_expression): Declared.
19036 * graphite.c (graphite_cannot_represent_loop_niter): New.
19037 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
19038 (graphite_loop_normal_form): Use gcc_assert.
19039 (scan_tree_for_params): Use CASE_CONVERT.
19040 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
19041 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
19042 Use gcc_assert. Discard scops that contain unhandled cases.
19043 (build_scop_conditions): Return a boolean status for unhandled cases.
19044 (strip_mine_profitable_p): Print the loop number, not its depth.
19045 (is_interchange_valid): Pass the depth of the loop nest, don't
19046 recompute it wrongly.
19047 (graphite_trans_bb_block): Same.
19048 (graphite_trans_bb_block): Print tentative of loop blocking.
19049 (graphite_trans_scop_block): Do not print that the loop has been
19051 (graphite_transform_loops): Do not handle scops that contain condition
19054 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
19056 AVX Programming Reference (December, 2008)
19057 * config/i386/avxintrin.h (_mm256_stream_si256): New.
19058 (_mm256_stream_pd): Likewise.
19059 (_mm256_stream_ps): Likewise.
19061 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
19062 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
19063 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
19064 (bdesc_special_args): Add __builtin_ia32_movntdq256,
19065 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
19066 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
19067 (ix86_expand_special_args_builtin): Likewise.
19069 * config/i386/sse.md (AVXMODEDI): New.
19070 (avx_movnt<mode>): Likewise.
19071 (avx_movnt<mode>): Likewise.
19072 (<sse>_movnt<mode>): Remove AVX support.
19073 (sse2_movntv2di): Likewise.
19075 2009-01-07 Richard Guenther <rguenther@suse.de>
19077 PR middle-end/38751
19078 * fold-const.c (extract_muldiv): Remove obsolete comment.
19079 (fold_plusminus_mult_expr): Undo MINUS_EXPR
19080 to PLUS_EXPR canonicalization for the canonicalization.
19082 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
19084 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
19085 hosted cross-compilers generating less efficient code.
19087 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19089 * function.h (rtl_data): Add a dbr_scheduled_p field.
19090 * reorg.c (dbr_schedule): Set it.
19091 (gate_handle_delay_slots): Check it.
19092 * config/mips/mips.c (mips_base_delayed_branch): Delete.
19093 (mips_reorg): Check flag_delayed_branch instead of
19094 mips_base_delayed_branch.
19095 (mips_override_options): Don't set mips_base_delayed_branch
19096 or flag_delayed_branch.
19098 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19100 PR rtl-optimization/38426.
19101 * ira.c (ira): Set current_function_is_leaf earlier.
19103 2009-01-06 Jakub Jelinek <jakub@redhat.com>
19105 PR rtl-optimization/38722
19106 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
19107 too early, only set a flag and modify after last possible
19110 2009-01-06 Janis Johnson <janis187@us.ibm.com>
19113 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
19114 * real.c (decimal_single_format): Correct values of emin and emax.
19115 (decimal_double_format): Ditto.
19116 (decimal_quad_format): Ditto.
19117 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
19118 computation of DECnn_MIN and DECnn_MAX for corrected values of
19119 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
19120 __DECnn_MIN__, and adjust its computation for the corrected value
19123 2009-01-06 Jan Hubicka <jh@suse.cz>
19126 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
19128 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
19130 * doc/contrib.texi (Contributors): Slightly adjust the end note.
19131 Add Robert Clark to the list of testers.
19133 2009-01-06 Jan Hubicka <jh@suse.cz>
19134 Kai Tietz <kai.tietz@onevision.com>
19136 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
19137 * config/i386/i386.c (ix86_expand_call): Add clobbers.
19139 2009-01-06 Jan Hubicka <jh@suse.cz>
19140 Kai Tietz <kai.tietz@onevision.com>
19142 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
19144 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
19145 (ix86_nsaved_regs): Count only general purpose regs.
19146 (ix86_nsaved_sseregs): New.
19147 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
19148 to 16 for w64; compute padding and size of sse reg save area.
19149 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
19150 general purpose regs.
19151 (ix86_emit_save_sse_regs_using_mov): New.
19152 (ix86_expand_prologue): Save SSE regs if needed.
19153 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
19154 (ix86_emit_restore_sse_regs_using_mov): New.
19155 (ix86_expand_epilogue): Save SSE regs if needed.
19157 2009-01-06 Jan Hubicka <jh@suse.cz>
19158 Kai Tietz <kai.tietz@onevision.com>
19160 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
19161 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
19162 functions when accumulate outgoing args is off.
19164 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19167 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
19168 before using pseudos_have_intersected_live_ranges_p.
19170 * ira-int.h (ira_assert): Always define.
19172 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19174 AVX Programming Reference (December, 2008)
19175 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
19176 (_mm256_permute2_pd): Likewise.
19177 (_mm_permute2_ps): Likewise.
19178 (_mm256_permute2_ps): Likewise.
19179 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
19180 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
19182 * config/i386/i386.c (ix86_builtins): Remove
19183 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
19184 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
19185 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
19186 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
19187 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
19188 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
19189 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
19190 __builtin_ia32_vpermil2ps256.
19191 (ix86_init_mmx_sse_builtins): Updated.
19192 (ix86_expand_args_builtin): Likewise.
19194 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19196 * pa.c (output_call): Relocate non-jump insns in the delay slot of
19197 long absolute calls when generating PA 2.0 code.
19199 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
19201 PR rtl-optimization/38583
19202 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
19204 * params.def (ira-max-conflict-table-size): New.
19206 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
19208 * ira.h (ira_conflicts_p): New external definition.
19210 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
19211 table. Report this. Return result of building.
19212 (ira_build_conflicts): Use ira_conflicts_p. Check result of
19213 building conflict table.
19215 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
19216 (ira_color): Use ira_conflicts_p.
19218 * global.c: Include ira.h.
19219 (pseudo_for_reload_consideration_p, build_insn_chain): Use
19222 * Makefile.in (global.o): Add ira.h.
19224 * ira-build.c (mark_all_loops_for_removal,
19225 propagate_some_info_from_allocno): New.
19226 (remove_unnecessary_allocnos): Call
19227 propagate_some_info_from_allocno.
19228 (remove_low_level_allocnos): New.
19229 (remove_unnecessary_regions): Add parameter. Call
19230 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
19231 parameter to remove_unnecessary_regions.
19232 (ira_build): Remove all regions but root if the conflict table was
19233 not built. Update conflict hard regs for allocnos crossing calls.
19235 * ira.c (ira_conflicts_p): New global.
19236 (ira): Define and use ira_conflicts_p.
19238 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19239 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
19240 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
19242 2009-01-06 Ben Elliston <bje@au.ibm.com>
19244 * gengtype-lex.l (YY_NO_INPUT): Define.
19246 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19249 * c-common.c (handle_vector_size_attribute): Also reject
19250 BOOLEAN_TYPE types.
19252 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
19254 PR tree-optimization/38492
19255 * graphite.c (rename_map_elt, debug_rename_elt,
19256 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
19257 rename_map_elt_info, eq_rename_map_elts,
19258 get_new_name_from_old_name, bb_in_sese_p): Moved around.
19259 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
19260 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
19261 (sese_build_livein_liveouts): New.
19262 (new_sese, free_sese): New.
19263 (new_scop): Call new_sese.
19264 (free_scop): Call free_sese.
19265 (rename_variables_from_edge, rename_phis_end_scop): Removed.
19266 (register_old_new_names): Renamed register_old_and_new_names.
19267 (register_scop_liveout_renames, add_loop_exit_phis,
19268 insert_loop_close_phis, struct igp,
19269 default_liveout_before_guard, add_guard_exit_phis,
19270 insert_guard_phis, copy_renames): New.
19271 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
19272 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
19273 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
19274 (scop_adjust_phis_for_liveouts): New.
19275 (gloog): Call scop_adjust_phis_for_liveouts.
19277 * graphite.h (struct sese): Documented. Added fields liveout,
19278 num_ver and livein.
19279 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
19280 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
19281 (struct scop): Added field liveout_renames.
19282 (SCOP_LIVEOUT_RENAMES): New.
19284 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19286 PR tree-optimization/38510
19287 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
19288 (translate_clast): Call recompute_all_dominators before
19290 (gloog): Call recompute_all_dominators before graphite_verify.
19292 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19293 Jan Sjodin <jan.sjodin@amd.com>
19295 PR tree-optimization/38500
19296 * graphite.c (create_sese_edges): Call fix_loop_structure after
19299 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19301 * config.gcc: Add m32r*-*-rtems*.
19302 * config/m32r/rtems.h: New file.
19304 2009-01-05 Ben Elliston <bje@au.ibm.com>
19306 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
19307 (.po.pox): Likewise.
19308 (po/gcc.pot): Likewise.
19310 2009-01-04 David S. Miller <davem@davemloft.net>
19312 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
19313 (STARTING_FRAME_OFFSET): Always set to zero.
19315 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19317 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
19318 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
19319 fixed-point types, and vectors of the same.
19321 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19323 * config/mips/sync.md (*mb_barrier): Rename to...
19324 (*memory_barrier): ...this.
19326 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
19328 * doc/extend.texi (Function Attributes): Move @cindex after @item
19329 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
19330 and put in alphabetical order. Fix 'target' name and put in order.
19331 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
19334 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
19336 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
19337 (memory_barrier): Expand as unspec instead of unspec_volatile.
19338 Remove mem:BLK from insn operands. Use Pmode scratch register.
19339 (*memory_barrier): Define as unspec instead of unspec_volatile.
19340 Use (match_dup 0) as input operand.
19342 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
19343 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
19344 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
19345 scratch register. Remove operand 1.
19346 (*stbar): Define as unspec instead of unspec_volatile.
19347 Use (match_dup 0) as input operand, remove (const_int 8).
19348 (*membar): Define as unspec instead of unspec_volatile.
19349 Use (match_dup 0) as input operand, remove input operand 2.
19351 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
19352 (memory_barrier): Expand as unspec instead of unspec_volatile.
19353 Remove mem:BLK from insn operands. Use Pmode scratch register.
19354 (*memory_barrier): Define as unspec instead of unspec_volatile.
19355 Use (match_dup 0) as input operand.
19357 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
19358 Remove mem:BLK from insn operands. Use Pmode scratch register.
19359 Set volatile flag on operand 0.
19360 (*memory_barrier): New insn pattern.
19362 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
19364 (*memory_barrier): Use (match_dup 0) as input operand.
19366 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
19367 Remove mem:BLK from insn operands. Use Pmode scratch register.
19368 Set volatile flag on operand 0.
19369 (*mb_internal): New insn pattern.
19371 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
19373 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19375 PR middle-end/38586
19376 * function.c (struct temp_slot): Move to the section of the file
19377 that deals with temp slots. Remove field 'address'.
19378 (temp_slot_address_table): New hash table of address -> temp slot.
19379 (struct temp_slot_address_entry): New struct, items for the table.
19380 (temp_slot_address_compute_hash, temp_slot_address_hash,
19381 temp_slot_address_eq, insert_temp_slot_address): Support functions
19383 (find_temp_slot_from_address): Rewrite to use the new hash table.
19384 (remove_unused_temp_slot_addresses): Remove addresses of temp
19385 slots that have been made available.
19386 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
19387 worker function for remove_unused_temp_slot_addresses.
19388 (assign_stack_temp_for_type): Don't clear the temp slot address list.
19389 Add the temp slot address to the address -> temp slot map.
19390 (update_temp_slot_address): Update via insert_temp_slot_address.
19391 (free_temp_slots): Call remove_unused_temp_slot_addresses.
19392 (pop_temp_slots): Likewise.
19393 (init_temp_slots): Allocate the address -> temp slot map, or empty
19394 the map if it is already allocated.
19395 (prepare_function_start): Initialize temp slot processing.
19397 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19399 PR middle-end/38584
19400 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
19401 Calculate the size of all stack vars assuming no packing of stack
19402 vars will happen, replacing a quadratic algorithm with a linear one.
19404 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19407 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
19410 2009-01-03 Diego Novillo <dnovillo@google.com>
19412 * doc/contrib.texi: Update contributions.
19414 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19417 * builtins.c (fold_builtin_memory_op): Give up if either operand
19418 is volatile. Set srctype or desttype to non-qualified version
19422 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
19423 and FUNCTION_DECLs.
19425 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
19427 PR rtl-optimization/35805
19428 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
19429 problem if fast dce is able to remove any instructions.
19430 * dce.c (dce_process_block): Fix dump message.
19432 2009-01-02 Mark Mitchell <mark@codesourcery.com>
19435 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
19437 2009-01-02 Jakub Jelinek <jakub@redhat.com>
19439 PR middle-end/38690
19440 * tree-flow.h (op_code_prio, op_prio): New prototypes.
19441 * tree-pretty-print.c (op_code_prio): New function.
19442 (op_prio): No longer static. Use op_code_prio.
19443 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
19444 Use op_prio and op_code_prio to determine if () should be
19445 printed around operand(s) or not.
19447 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
19448 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
19449 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
19450 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
19451 pp_character instead of pp_string for single letter printing.
19453 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
19455 * doc/extend.texi: Fix '#pragma GCC option' typo.
19457 2009-01-02 Richard Guenther <rguenther@suse.de>
19459 * doc/install.texi (--enable-checking): Mention different
19460 default for stage1.
19461 (--enable-stage1-checking): Document.
19463 2009-01-01 Andrew Pinski <pinskia@gmail.com>
19465 PR middle-end/30142
19466 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
19467 case to be an error.
19469 2009-01-02 Ben Elliston <bje@au.ibm.com>
19471 * config/fp-bit.h (pack_d): Constify argument.
19472 * config/fp-bit.c (makenan): Constify return type. Remove casts.
19473 (isnan): Constify argument.
19475 (iszero): Likewise.
19476 (pack_d): Likewise.
19477 (_fpadd_parts): Constify return type.
19478 (_fpmul_parts): Likewise.
19479 (_fpdiv_parts): Likewise.
19481 2009-01-01 Jakub Jelinek <jakub@redhat.com>
19484 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
19485 warn about overwriting initializer with side-effects or
19486 -Woverride-init if !IMPLICIT.
19487 (output_init_element): Likewise. Pass IMPLICIT down to
19489 (process_init_element): Add IMPLICIT argument. Pass it down
19490 to output_init_element.
19491 (push_init_element, pop_init_level, set_designator): Adjust
19492 process_init_element callers.
19493 (set_nonincremental_init, set_nonincremental_init_from_string):
19494 Adjust add_pending_init callers.
19495 (output_pending_init_elements): Adjust output_init_element callers.
19496 * c-tree.h (process_init_element): Adjust prototype.
19497 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
19498 process_init_element callers.
19501 Copyright (C) 2009 Free Software Foundation, Inc.
19503 Copying and distribution of this file, with or without modification,
19504 are permitted in any medium without royalty provided the copyright
19505 notice and this notice are preserved.