1 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
3 * arm.md (negdi2): Use DImode if forcing a value into a register.
5 2009-07-26 Ira Rosen <irar@il.ibm.com>
7 PR tree-optimization/40801
8 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9 of vector operand from the previous copy of vector statement.
10 Pass the correct definition type value to
11 vect_get_vec_def_for_stmt_copy().
13 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
16 const char ** conversion.
18 2009-07-25 David Daney <ddaney@caviumnetworks.com>
20 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
21 fancy_abort() if !ENABLE_ASSERT_CHECKING.
22 (gcc_unreachable): Invoke __builtin_unreachable() if
23 !ENABLE_ASSERT_CHECKING.
25 2009-07-25 David Daney <ddaney@caviumnetworks.com>
27 PR rtl-optimization/40445
28 * emit-rtl.c (next_nonnote_insn_bb): New function.
29 * rtl.h (next_nonnote_insn_bb): Declare new function.
30 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
31 with no successors that is the successor of the ENTRY_BLOCK.
32 Continue from the top after removing an empty fallthrough block.
33 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
36 2009-07-25 David Daney <ddaney@caviumnetworks.com>
38 * cfgcleanup.c (old_insns_match_p): Handle the case of empty
41 2009-07-25 Martin Jambor <mjambor@suse.cz>
43 * c-common.c (c_common_attribute_table): New element for noclone.
44 (handle_noclone_attribute): New function. Forward-declare.
45 * tree-inline.c (tree_versionable_function_p): Check for noclone
47 * doc/extend.texi (Labels as Values): Document need for noclone.
48 (Function Attributes): Document noclone attribute.
50 2009-07-25 Jakub Jelinek <jakub@redhat.com>
52 PR rtl-optimization/34999
53 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
54 and dw_fde_switched_cold_to_hot fields.
55 (output_cfi_p): New function.
56 (output_call_frame_info): If fde->dw_fde_switched_sections,
57 output 2 FDEs instead of one with corrupted header.
58 (dwarf2out_do_cfi_startproc): New function.
59 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
60 and fde->dw_fde_switched_cold_to_hot.
61 (dwarf2out_switch_text_section): Compute
62 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
63 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
64 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
65 Otherwise, compute fde->dw_fde_switch_cfi.
67 2009-07-24 Cary Coutant <ccoutant@google.com>
69 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
71 2009-07-24 Cary Coutant <ccoutant@google.com>
73 * cfghooks.c (split_block): Copy discriminator to new block.
74 * tree-cfg.c (assign_discriminator): Check location of last
75 instruction in block as well as first.
77 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
79 * config/i386/linux.c: Use fputs or putc instead of fprintf
81 * config/i386/gas.h: Ditto.
82 * config/i386/x86-64.h: Ditto.
83 * config/i386/att.h: Ditto.
85 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
87 * expmed.c (emit_store_flag): Use a recursive call to optimize the
90 2009-07-24 Martin Jambor <mjambor@suse.cz>
92 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
93 (ipa_push_func_to_list_1): Declare.
94 (ipa_push_func_to_list): New function.
96 * ipa-prop.c (ipa_push_func_to_list_1): New function.
97 (ipa_init_func_list): Call ipa_push_func_to_list_1.
98 (ipa_push_func_to_list): Removed.
99 (ipa_pop_func_from_list): Clear node_enqueued flag.
101 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
103 * config/s390/s390.c (override_options): Default
104 max-unrolled-insns to 100 for z10 tuning.
106 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
108 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
109 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
110 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
111 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
112 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
113 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
114 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
116 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
118 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
119 use default set in mingw32.h header.
120 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
121 64-bit /mingw/include path.
122 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
125 2009-07-23 Neil Vachharajani <nvachhar@google.com>
127 PR rtl-optimization/40209
128 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
130 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
132 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
133 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
134 with the rest of string where appropriate. Use fputs or putc
135 instead of fprintf where appropriate.
137 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
138 Pat Haugen <pthaugen@us.ibm.com>
139 Revital Eres <ERES@il.ibm.com>
141 * config/rs6000/vector.md: New file. Move most of the vector
142 expander support here from altivec.md to allow for the VSX vector
143 unit in the future. Add support for secondary_reload patterns.
144 Rewrite the patterns for vector comparison, and vector comparison
145 predicate instructions so that the RTL expresses the desired
146 behavior, instead of using unspec.
148 * config/rs6000/constraints.md ("f" constraint): Use
149 rs6000_constraints to hold the precalculated register class.
150 ("d" constraint): Ditto.
151 ("wd" constraint): New constraint for VSX.
152 ("wf" constraint): Ditto.
153 ("ws" constraint): Ditto.
154 ("wa" constraint): Ditto.
155 ("wZ" constraint): Ditto.
156 ("j" constraint): Ditto.
158 * config/rs6000/predicates.md (vsx_register_operand): New
160 (vfloat_operand): New predicate for vector.md.
161 (vint_operand): Ditto.
162 (vlogical_operand): Ditto.
163 (easy_fp_constant): If VSX, 0.0 is an easy constant.
164 (easy_vector_constant): Add VSX support.
165 (altivec_indexed_or_indirect_operand): New predicate for
166 recognizing Altivec style memory references with AND -16.
168 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
169 for vector secondary reload support.
170 (rs6000_vector_reg_class): Delete, replacing it with
172 (rs6000_vsx_reg_class): Ditto.
173 (rs6000_constraints): New array to hold the register classes of
174 each of the register constraints that can vary at runtime.
175 (builtin_mode_to_type): New static array for builtin function type
177 (builtin_hash_table): New static hash table for builtin function
179 (TARGET_SECONDARY_RELOAD): Define target hook.
180 (TARGET_IRA_COVER_CLASSES): Ditto.
181 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
182 registers are 128 bits if VSX memory reference instructions are used.
183 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
185 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
186 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
187 Print several of the scheduling related parameters.
188 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
189 rs6000_constraints instead of rs6000_vector_reg_class. Move
190 -mdebug=reg code to rs6000_debug_reg_global. Add support for
191 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
192 Altivec. Add VSX support. Setup for secondary reload support on
193 Altivec/VSX registers.
194 (rs6000_override_options): Make power7 set the scheduling groups
195 like the power5. Add support for new debug switches to override
196 the scheduling defaults. Temporarily disable -mcpu=power7 from
197 setting -mvsx. Add support for debug switches -malways-hint,
198 -msched-groups, and -malign-branch-targets.
199 (rs6000_buitlin_conversion): Add support for returning unsigned
200 vector conversion functions to fix regressions due to stricter
202 (rs6000_builtin_mul_widen_even): Ditto.
203 (rs6000_builtin_mul_widen_odd): Ditto.
204 (rs6000_builtin_vec_perm): Ditto.
205 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
206 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
208 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
210 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
211 VSX types for bit operations. Changes to accomidate vector.md.
214 (struct builtin_description_predicates): Rewrite predicate
215 handling so that RTL describes the operation, instead of passing
216 the instruction to be used as a string argument.
217 (bdesc_altivec_preds): Ditto.
218 (altivec_expand_predicate_builtin): Ditto.
219 (altivec_expand_builtin): Ditto.
220 (rs6000_expand_ternop_builtin): Use a switch instead of an if
221 statement for vsldoi support.
222 (altivec_expand_ld_builtin): Change to use new names from vector.md.
223 (altivec_expand_st_builtin): Ditto.
224 (paired_expand_builtin): Whitespace changes.
225 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
226 builtin_mode_to_type table for secondary reload. Call
227 builtin_function_type to build random builtin functions.
228 (altivec_init_builtins): Change to use builtin_function_type to
229 create builtin function types dynamically as we need them.
230 (builtin_hash_function): New support for hashing the tree types
231 for builtin function as we need it, rather than trying to build
232 all of the trees that we need. Add initial preliminary VSX support.
233 (builtin_function_type): Ditto.
234 (builtin_function_eq): Ditto.
235 (builtin_hash_struct): Ditto.
236 (rs6000_init_builtins): Ditto.
237 (rs6000_common_init_builtins): Ditto.
238 (altivec_init_builtins): Ditto.
239 (rs6000_common_init_builtins): Ditto.
240 (enum reload_reg_type): New enum for simplifing reg classes.
241 (rs6000_reload_register_type): Simplify register classes into GPR,
242 Vector, and other registers. Altivec and VSX addresses in reload.
243 (rs6000_secondary_reload_inner): Ditto.
244 (rs6000_ira_cover_classes): New target hook, that returns the
245 appropriate cover classes, based on -mvsx being used or not.
246 (rs6000_secondary_reload_class): Add VSX support.
247 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
248 (get_vsel_insn): Ditto.
249 (rs6000_emit_vector_compare): Rewrite vector conditional support
250 so that where we can, we use RTL operators, instead of blindly use
252 (rs6000_emit_vector_select): Ditto.
253 (rs6000_emit_vector_cond_expr): Ditto.
254 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
255 (create_TOC_reference): Add -mdebug=addr support.
256 (emit_frame_save): VSX loads/stores need register indexed addressing.
258 * config/rs6000/rs6000.md: Include vector.md.
260 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
262 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
263 support for V2DI, V2DF in logical, permute, select operations.
265 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
266 switch for vsx/power7.
267 (-mvsx-scalar-memory): Ditto.
268 (-mvsx-align-128): Ditto.
269 (-mallow-movmisalign): Ditto.
270 (-mallow-df-permute): Ditto.
271 (-msched-groups): Ditto.
272 (-malways-hint): Ditto.
273 (-malign-branch-targets): Ditto.
275 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
277 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
278 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
279 (rs6000_vector_reg_class): Delete.
280 (rs6000_vsx_reg_class): Ditto.
281 (enum rs6000_reg_class_enum): New enum for the constraints that
282 vary based on target switches.
283 (rs6000_constraints): New array to hold the register class for all
284 of the register constraints that vary based on the switches used.
285 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
286 (enum rs6000_builtins): Add unsigned varients for the builtin
287 declarations returned by target hooks for expanding multiplies,
288 select, and permute operations. Add VSX builtins.
289 (enum rs6000_builtin_type_index): Add entries for VSX.
290 (V2DI_type_node): Ditto.
291 (V2DF_type_node): Ditto.
292 (unsigned_V2DI_type_node): Ditto.
293 (bool_long_type_node): Ditto.
294 (intDI_type_internal_node): Ditto.
295 (uintDI_type_internal_node): Ditto.
296 (double_type_internal_node): Ditto.
298 * config/rs6000/altivec.md (whole file): Move all expanders to
299 vector.md from altivec.md. Rename insn matching functions to be
301 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
302 (altivec_vcmp*): Ditto.
303 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
304 (VM): New iterator for moves that includes the VSX types.
305 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
306 (altivec_vperm_<mode>_uns): New, for unsigned types.
307 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
308 (altivec_eq<mode>): Ditto.
309 (altivec_gt<mode>): Ditto.
310 (altivec_gtu<mode>): Ditto.
311 (altivec_eqv4sf): Ditto.
312 (altivec_gev4sf): Ditto.
313 (altivec_gtv4sf): Ditto.
314 (altivec_vcmpbfp_p): Ditto.
316 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
318 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
321 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
324 * config/i386/i386.c (output_387_ffreep): Rewrite to use
325 ASM_SHORT instead of .word.
326 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
327 instead of .word in asm template.
329 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
332 * ira-lives.c (bb_has_abnormal_call_pred): New function.
333 (process_bb_node_lives): Use it.
335 * ira.c (setup_cover_and_important_classes): Don't setup
336 ira_important_class_nums. Add cover classes to the end of
338 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
340 (find_reg_class_closure): Use reorder_important_classes.
342 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
344 * config/i386/i386.c (i386_ira_cover_classes): New function.
345 (TARGET_IRA_COVER_CLASSES): Redefine.
347 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
348 importance of order of cover classes in the array.
350 2009-07-22 Diego Novillo <dnovillo@google.com>
352 * tree-pass.h (TDF_EH): Define.
353 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
354 contains TDF_EH, print the EH region number holding GS.
355 * tree-dump.c (dump_options): Add "eh".
356 * doc/invoke.texi: Document it.
358 2009-07-22 Doug Kwan <dougkwan@google.com>
360 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
362 2009-07-22 Michael Matz <matz@suse.de>
364 PR tree-optimization/35229
365 PR tree-optimization/39300
367 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
368 (inhibit_phi_insertion): New function.
369 (insert_into_preds_of_block): Call it for REFERENCEs.
370 (init_pre): Initialize and finalize scalar evolutions.
371 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
373 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
375 * config/i386/predicates.md (zero_extended_scalar_load_operand):
376 Use CONST_VECTOR_NUNITS to determine number of elements.
378 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
380 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
381 (U, W): Constraints are now deprecated and will be removed if we
383 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
385 ("prefetch"): Add the stcmh instruction for prefetching.
386 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
388 (s390_short_displacement): Return always true if compiling for
389 machines not providing the long displacement facility.
390 (s390_mem_constraint): Support the new constraint letter Z.
391 (s390_check_qrst_address): New function.
393 2009-07-21 DJ Delorie <dj@redhat.com>
395 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
398 2009-07-21 Jason Merrill <jason@redhat.com>
400 * c-common.c (max_tinst_depth): Increase default to 1024.
402 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
404 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
405 (vec_unpacku_float_lo_v4si): Ditto.
407 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
410 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
411 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
412 (builtin_description): Add __builtin_ia32_cvtudq2ps.
413 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
415 2009-07-21 Jakub Jelinek <jakub@redhat.com>
417 PR tree-optimization/40813
418 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
421 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
423 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
424 with a NOP_EXPR if needed.
426 2009-07-21 Paul Brook <paul@codesourcery.com>
428 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
429 Terminate debug dump with newline.
431 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
433 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
434 Cast "1" to unsigned HOST_WIDE_INT.
435 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
436 deposit length to the maximum length - lsb. Extend length if
437 HOST_BITS_PER_WIDE_INT is 32.
439 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
441 * cgraph.h (constant_pool_htab): New function.
442 (constant_descriptor_tree): Move from varasm.c.
443 * varasm.c (constant_pool_htab): New function.
444 (constant_descriptor_tree): Move to cgraph.h.
446 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
448 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
450 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
452 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
455 2009-07-20 Xinliang David Li <davidxl@google.com>
457 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
459 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
461 * config/mips/mips.md (move_type): Add arith.
462 (type): Handle arith.
463 (zero_extendsidi2): Rename this into ...
464 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
465 (zero_extendsidi2): New expander.
466 (*zero_extendsidi2_dext): New pattern.
468 2009-07-20 Nick Clifton <nickc@redhat.com>
470 * config.gcc (mips64-*-*): Add definition of tm_defines in order
471 to set MIPS_ABI_DEFAULT.
472 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
474 2009-07-20 Jakub Jelinek <jakub@redhat.com>
476 * tree-object-size.c (addr_object_size): Handle unions with
477 array in it as last field of structs in __bos (, 1) as __bos (, 0).
479 PR tree-optimization/40792
480 * tree.c (build_function_type_skip_args): Remove bogus assert.
482 2009-07-20 Jan Hubicka <jh@suse.cz>
483 Martin Jambor <mjambor@suse.cz>
485 * cgraph.h (combined_args_to_skip): New field.
486 * cgraph.c (cgraph_create_virtual_clone): Properly handle
487 combined_args_to_skip and args_to_skip.
488 * tree-inline.c (update_clone_info): New function.
489 (tree_function_versioning): Call update_clone_info.
490 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
492 (cgraph_materialize_all_clones): More extensive dumping, working
493 with combined_args_to_skip rather than args_to_skip.
495 2009-07-20 Ira Rosen <irar@il.ibm.com>
497 * tree-vectorizer.h (vectorizable_condition): Add parameters.
498 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
499 (get_initial_def_for_reduction): Likewise.
500 (vectorizable_reduction): Skip the check of first operand in case
501 of COND_EXPR. Add check that it is outer loop vectorization if
502 nested cycle was detected. Call vectorizable_condition() for
503 COND_EXPR. If reduction epilogue cannot be created do not fail for
504 nested cycles (if it is not double reduction). Assert that there
505 is only one type in the loop in case of COND_EXPR. Call
506 vectorizable_condition() to vectorize COND_EXPR.
507 * tree-vect-stmts.c (vectorizable_condition): Update comment.
508 Add parameters. Allow nested cycles if called from
509 vectorizable_reduction(). Use reduction vector variable if provided.
510 (vect_analyze_stmt): Call vectorizable_reduction() before
511 vectorizable_condition().
512 (vect_transform_stmt): Update call to vectorizable_condition().
514 2009-07-20 Christian Bruel <christian.bruel@st.com>
516 * config/sh/sh.opt (-mfmovd): Resurrect and document.
517 * doc/invoke.texi (-mfmovd): Likewise.
518 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
520 2009-07-20 Jan Hubicka <jh@suse.cz>
522 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
523 when handling SSA name.
525 2009-07-19 Jan Hubicka <jh@suse.cz>
527 PR tree-optimization/40676
528 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
529 virtual PHIs in empty BBs.
531 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
533 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
534 re-expanded the compound use gen_lowpart instead to convert to the
537 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
539 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
540 OUTER_CONST arguments.
541 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
542 the new wider mode will be masked off.
543 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
545 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
547 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
548 high-order bits are zero.
550 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
552 * combine.c (simplify_shift_const_1): Split code to determine
554 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
555 new bits shifted in are identical to the old sign bit.
557 2009-07-18 Richard Guenther <rguenther@suse.de>
560 * gimplify.c (gimplify_call_expr): Reject code using results from
561 functions returning void.
563 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
565 * doc/md.texi: Document the new PowerPC "es" constraint.
566 Document that "m" can include automodified addresses on this target,
567 and explain how %U must be used. Extend the "Q" and "Z" documentation
568 to suggest "es" as well as "m".
569 * config/rs6000/constraints.md (es): New memory constraint.
570 (Q, Z): Update strings to match new documentation.
572 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
574 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
575 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
576 * config/rs6000/predicates.md (volatile_mem_operand): Use
577 offsettable_nonstrict_memref_p.
578 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
579 (*floatunssidf2_internal): Likewise.
580 (*fix_truncdfsi2_internal): Likewise.
581 (*fix_trunctfsi2_internal): Likewise.
583 2009-07-17 Anatoly Sokolov <aesok@post.ru>
585 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
587 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
589 2009-07-17 Richard Guenther <rguenther@suse.de>
592 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
593 (pass_warn_unused_result): Likewise.
594 (TODO_set_props): Remove.
595 * omp-low.c (diagnose_omp_structured_block_errors): Change to
597 (pass_diagnose_omp_blocks): Define.
598 * c-decl.c (pop_file_scope): Do not finalize the CU here.
599 (c_gimple_diagnostics_recursively): Remove.
600 (finish_function): Do not call it.
601 (c_write_global_declarations): Continue after errors.
602 Finalize the CU here.
603 * c-gimplify.c (c_genericize): Do not gimplify here.
604 * c-common.c (c_warn_unused_result): Move ...
605 * tree-cfg.c (do_warn_unused_result): ... here.
606 (run_warn_unused_result): New function.
607 (gate_warn_unused_result): New function.
608 (pass_warn_unused_result): New pass.
609 * c-common.h (c_warn_unused_result): Remove.
610 * flags.h (flag_warn_unused_result): Declare.
611 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
612 * opts.c (flag_warn_unused_result): Initialize to false.
613 * toplev.c (compile_file): Add comment.
614 * omp-low.c (create_omp_child_function): Do not register
615 the function with the frontend.
616 (diagnose_omp_structured_block_errors): Prepare to be
617 called as optimization pass.
618 (gate_diagnose_omp_blocks): New function.
619 (pass_diagnose_omp_blocks): New pass.
620 * cgraph.h (cgraph_optimize): Remove.
621 (cgraph_analyze_function): Likewise.
622 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
623 * cgraphunit.c (cgraph_lower_function): Lower nested functions
624 before their parents here.
625 (cgraph_finalize_function): Not here.
626 (cgraph_analyze_function): Gimplify functions here.
627 (cgraph_finalize_compilation_unit): Continue after errors.
628 Optimize the callgraph from here.
629 (cgraph_optimize): Make static.
630 * langhooks.c (write_global_declarations): Finalize the CU.
631 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
632 (gimplify_function_tree): Assert we gimplify only once.
633 Set PROP_gimple_any property.
634 * tree-nested.c (gimplify_all_functions): New function.
635 (lower_nested_functions): Gimplify all nested functions.
636 * gimple.h (diagnose_omp_structured_block_errors): Remove.
637 * passes.c (init_optimization_passes): Add pass_warn_unused_result
638 and pass_diagnose_omp_blocks after gimplification. Do not
639 set TODO_set_props on all_lowering_passes.
640 (execute_one_pass): Do not handle TODO_set_props.
641 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
642 (gimplify.o): Add tree-pass.h dependency.
643 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
644 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
645 (unsave_r): Likewise.
646 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
649 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
651 * doc/service.texi (Service): Restore previously removed link,
652 which isn't broken after all.
654 2009-07-17 Richard Guenther <rguenther@suse.de>
656 PR tree-optimization/40321
657 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
658 PHI nodes to the maximal set.
659 (make_values_for_phi): Add PHI arguments to the maximal set.
660 (execute_pre): Dump PHI_GEN and the maximal set.
662 2009-07-17 Jakub Jelinek <jakub@redhat.com>
665 * gimplify.c (gimplify_conversion): Don't change non-conversions into
668 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
670 * doc/extend.texi (Nested Functions): Replace broken link with
672 * doc/service.texi (Service): Remove broken link.
674 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
677 * builtins.c (expand_builtin_memcmp): Use loc instead of
679 (expand_builtin_strncmp): Likewise.
681 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
682 Manuel López-Ibáñez <manu@gcc.gnu.org>
685 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
686 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
687 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
688 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
689 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
690 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
691 tree-inline.c, c-common.c, c-common.h, gimple.c,
692 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
693 convert.c: Add location argument to fold_{unary,binary,ternary},
694 fold_build[123], build_call_expr, build_size_arg,
695 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
696 fold_build1_initializer, fold_build2_initializer,
697 fold_build3_initializer, fold_build_call_array,
698 fold_build_call_array_initializer, fold_single_bit_test,
699 omit_one_operand, omit_two_operands, invert_truthvalue,
700 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
701 combine_comparisons, fold_builtin_*, fold_call_expr,
702 build_range_check, maybe_fold_offset_to_address, round_up,
705 2009-07-16 Jason Merrill <jason@redhat.com>
708 * c-common.c (c_common_reswords): Add __is_standard_layout
710 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
711 * doc/implement-cxx.texi: New.
712 * doc/gcc.texi: Include it.
714 2009-07-16 DJ Delorie <dj@redhat.com>
716 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
717 compares that may be indirectly affected by previous instructions.
719 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
721 * builtins.c (do_mpc_arg2): New.
722 (fold_builtin_2): Fold builtin cpow.
723 * real.h (HAVE_mpc_pow): New.
725 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
727 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
728 comparison to skip unprofitable schedule
730 2009-07-16 Simon Baldwin <simonb@google.com>
732 * gcc.c (option_map): New flag -no-canonical-prefixes.
733 * (display_help): Print help text for new flag.
734 * (process_command): Move options translation and language specifics
735 and handle new flag early. Use it to set a function pointer to a
736 prefix builder. Replace make_relative_prefix calls with calls to
737 the function pointed to. Ignore new flag in regular options handling.
738 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
740 2009-07-15 DJ Delorie <dj@redhat.com>
742 * config/mep/mep.md (sibcall_internal): Change register to avoid
744 (sibcall_value_internal): Likewise.
746 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
748 PR rtl-optimization/40710
749 * resource.c (mark_target_live_regs): Reset DF problem to LR.
751 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
753 * config/mips/mips.md (*extenddi_truncate<mode>,
754 *extendsi_truncate<mode>): Change type attribute to move_type
755 with shift_shift. Split out code handling exts from here ...
756 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
758 (*extendhi_truncateqi): Change type attribute to move_type with
759 shift_shift. Split out code handling exts from here ...
760 (*extendhi_truncateqi_exts): ... to this new pattern.
762 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
764 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
765 instead of "and" with inverted sign bit mask value. Use
766 "nonimmediate_operand" for operand 1 and operand 2 predicate.
767 Allocate registers only for operand 4 and operand 5.
769 2009-07-15 Jakub Jelinek <jakub@redhat.com>
772 * fold-const.c (fold_cond_expr_with_comparison): When folding
773 < and <= to MIN, make sure the MIN uses the same type as the
774 comparison's operands.
776 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
778 * arm.md (ior_xor): New code iterator.
779 (split for ior/xor with shift and zero-extend): New split pattern.
780 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
782 2009-07-15 Richard Guenther <rguenther@suse.de>
784 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
787 2009-07-15 Richard Guenther <rguenther@suse.de>
790 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
792 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
794 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
795 handle 2.6.30 kernel.
797 2009-07-15 DJ Delorie <dj@redhat.com>
799 * config/mep/mep.md (sibcall_internal): Change register to allow
800 for 24-bit addresses.
801 (sibcall_value_internal): Likewise.
803 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
805 * doc/invoke.texi: Added descriptions of the scheduling heuristics
806 that are enabled/disabled by the flags introduced by a previous patch.
808 2009-07-14 DJ Delorie <dj@redhat.com>
810 * config/mep/mep.md (sibcall_internal): Include non-toggling
812 (sibcall_value_internal): Likewise.
814 2009-07-14 Taras Glek <tglek@mozilla.com>
815 Rafael Espindola <espindola@google.com>
817 * doc/sourcebuild.texi: Document install-plugin target.
818 * configure.ac: Added install-plugin target to language makefiles.
819 * configure: Regenerate.
820 * Makefile.in: (install-plugin): Install more headers,
821 depend on lang.install-plugin.
823 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
825 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
828 2009-07-14 DJ Delorie <dj@redhat.com>
830 * config/mep/mep.c (mep_vliw_jmp_match): New function.
831 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
832 * config/mep/mep.md (sibcall_internal): Change test from
833 mep_vliw_mode_match to mep_vliw_jmp_match.
834 (sibcall_value_internal): Likewise.
836 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
838 * config/i386/sse.md (copysign<mode>3): New expander.
839 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
840 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
841 Use ix86_build_const_vector.
842 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
843 IX86_BUILTIN_CPYSGNPD.
844 (builtin_description): Add __builtin_ia32_copysignps and
845 __builtin_ia32_copysignpd.
846 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
847 and BUILT_IN_COPYSIGNF.
849 2009-07-13 Jason Merrill <jason@redhat.com>
851 * builtins.c (can_trust_pointer_alignment): New fn.
852 (get_pointer_alignment): Factor it out from here.
853 * tree.h: Declare it.
855 2009-07-14 David Edelsohn <edelsohn@gnu.org>
857 * config/rs6000/predicates.md (offsettable_mem_operand): Test
860 2009-07-14 Dodji Seketeli <dodji@redhat.com>
864 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
866 2009-07-14 Richard Guenther <rguenther@suse.de>
867 Andrey Belevantsev <abel@ispras.ru>
870 * cfgexpand.c (partition_stack_vars): Do not bother to update
871 alias information when not optimizing.
873 2009-07-14 Richard Guenther <rguenther@suse.de>
874 Andrey Belevantsev <abel@ispras.ru>
876 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
877 (pt_solution_set): Likewise.
878 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
879 * tree-ssa-structalias.c (pt_solution_set): New function.
880 * final.c (rest_of_clean_state): Free SSA data structures.
881 * print-rtl.c (print_decl_name): Remove.
882 (print_mem_expr): Implement in terms of print_generic_expr.
883 * alias.c (ao_ref_from_mem): New function.
884 (rtx_refs_may_alias_p): Likewise.
885 (true_dependence): Query alias-export info.
886 (canon_true_dependence): Likewise.
887 (write_dependence_p): Likewise.
888 * tree-dfa.c (get_ref_base_and_extent): For void types leave
890 * emit-rtl.c (component_ref_for_mem_expr): Remove.
891 (mem_expr_equal_p): Use operand_equal_p.
892 (set_mem_attributes_minus_bitpos): Do not use
893 component_ref_for_mem_expr.
894 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
895 (update_alias_info_with_stack_vars): Likewise.
896 (partition_stack_vars): Call update_alias_info_with_stack_vars.
897 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
898 explicitly nor clear stmt operands.
899 Free the decl-to-pointer map.
900 * tree-optimize.c (execute_free_datastructures): Do not free
901 SSA data structures here.
902 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
903 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
904 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
906 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
908 2009-07-13 DJ Delorie <dj@redhat.com>
910 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
911 unrolling at the right iteration count.
913 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
916 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
918 * haifa-sched.c (rank_for_schedule): Introduced flags to
919 enable/disable individual scheduling heuristics.
920 * common.opt: Introduced flags to enable/disable individual
921 heuristics in the scheduler.
922 * doc/invoke.texi: Introduced flags to enable/disable individual
923 heuristics in the scheduler.
925 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
927 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
928 config/i386/mingw-tls.c.
929 * config/i386/mingw-tls.c: Removed.
931 2009-07-13 Ira Rosen <irar@il.ibm.com>
933 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
934 checks access only relevant statements.
935 (vectorizable_reduction): Likewise.
937 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
939 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
940 just for 32-bit case.
942 2009-07-12 Jan Hubicka <jh@suse.cz>
944 PR tree-optimization/40585
945 * except.c (expand_resx_expr): When there already is resume
946 instruction, produce linked list.
947 (build_post_landing_pads): Assert that resume is empty.
948 (connect_post_landing_pads): Handle resume lists.
949 (dump_eh_tree): Dump resume list.
951 2009-07-12 Ira Rosen <irar@il.ibm.com>
953 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
954 with additional argument.
955 * tree-vectorizer.h (enum vect_def_type): Add
956 vect_double_reduction_def.
957 (vect_is_simple_reduction): Add argument.
958 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
960 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
961 vect_is_simple_reduction with additional argument.
962 (vect_analyze_loop_operations): Handle exit phi nodes in case of
964 (reduction_code_for_scalar_code): Handle additional codes by
965 returning ERROR_MARK for them. Fix comment and indentation.
966 (vect_is_simple_reduction): Fix comment, add argument to specify
967 double reduction. Detect double reduction.
968 (get_initial_def_for_induction): Fix indentation.
969 (get_initial_def_for_reduction): Fix comment and indentation.
970 Handle double reduction. Create initial definitions that do not
971 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
972 (vect_create_epilog_for_reduction): Fix comment, add argument to
973 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
974 epilogue result extraction. Create double reduction phi node and
975 replace relevant uses.
976 (vectorizable_reduction): Call vect_is_simple_reduction with
977 additional argument. Fix indentation. Update epilogue code treatment
978 according to the changes in reduction_code_for_scalar_code. Check
979 for double reduction. Call vect_create_epilog_for_reduction with
981 * tree-vect-stmts.c (process_use): Handle double reduction, update
983 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
984 (vect_get_vec_def_for_operand): Likewise.
986 2009-07-12 Danny Smith <dansmister@gmail.com>
988 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
989 dllexport if !TREE_PUBLIC.
990 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
992 2009-07-11 Anatoly Sokolov <aesok@post.ru>
994 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
995 (avr_extra_arch_macro) Remove declatation.
996 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
997 (avr_extra_arch_macro) Declare as static.
998 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
1000 2009-07-11 Jan Hubicka <jh@suse.cz>
1003 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
1005 2009-07-11 Jakub Jelinek <jakub@redhat.com>
1008 * dwarf2out.c (dw_fde_struct): Add in_std_section and
1009 cold_in_std_section bits.
1010 (dwarf2out_begin_prologue): Initialize them.
1011 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
1012 if already covered by text_section or cold_text_section range.
1014 PR rtl-optimization/40667
1015 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
1016 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
1017 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
1018 * config/i386/i386.c (ix86_minimum_alignment): New function.
1019 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
1020 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
1021 * emit-rtl.c (gen_reg_rtx): Likewise.
1022 * function.c (assign_parms): Likewise. If nominal_type needs
1023 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
1024 rather than passed_type's alignment.
1027 * function.c (assign_parm_setup_stack): Adjust
1028 MEM_OFFSET (data->stack_parm) if promoted_mode is different
1029 from nominal_mode on big endian.
1031 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
1033 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
1035 2009-07-10 DJ Delorie <dj@redhat.com>
1037 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
1039 2009-07-10 Mark Mitchell <mark@codesourcery.com>
1041 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
1043 (thumb2_cbnz): Likewise.
1045 2009-07-10 David Daney <ddaney@caviumnetworks.com>
1048 * config.gcc (supported_defaults): Add synci.
1049 (with_synci): Add validation.
1050 (all_defaults): Add synci.
1051 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
1054 * config/mips/mips.opt (msynci): New option.
1055 * config/mips/mips.c (mips_override_options): Warn on use of
1056 -msynci for targets that do now support it.
1057 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
1059 * gcc/doc/invoke.texi (-msynci): Document the new option.
1060 * doc/install.texi (--with-synci): Document the new option.
1062 2009-07-10 Richard Guenther <rguenther@suse.de>
1064 PR tree-optimization/40496
1065 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
1066 the PHI result with a compatible type.
1068 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
1072 * c.opt (Wunused-result): New.
1073 * doc/invoke.texi: Document it.
1074 * c-common.c (c_warn_unused_result): Use it.
1076 2009-07-09 DJ Delorie <dj@redhat.com>
1078 * targhooks.c (default_target_can_inline_p): Rename from
1079 default_target_option_can_inline_p.
1080 * targhooks.h (default_target_can_inline_p): Likewise.
1081 * target-def.h (TARGET_CAN_INLINE_P): Rename from
1082 TARGET_OPTION_CAN_INLINE_P.
1083 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
1084 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
1085 (mep_target_can_inline_p): Rename from
1086 mep_target_option_can_inline_p.
1089 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
1090 registers used to pass vectors.
1092 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
1094 2009-07-09 Tom Tromey <tromey@redhat.com>
1096 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
1097 * config/mmix/mmix.c: Include dwarf2.h.
1098 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
1099 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
1100 * config/sh/sh.c: Include dwarf2.h.
1101 * config/i386/i386.c: Include dwarf2.h.
1102 * Makefile.in (DWARF2_H): Remove 'elf'.
1103 * except.c: Include dwarf2.h.
1104 * unwind-dw2.c: Include dwarf2.h.
1105 * dwarf2out.c: Include dwarf2.h.
1106 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
1107 * unwind-dw2-fde.c: Include dwarf2.h.
1108 * dwarf2asm.c: Include dwarf2.h.
1110 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1112 * haifa-sched.c (insn_finishes_cycle_p): New static function.
1113 (max_issue): Use it.
1114 * sched-int.h (struct sched_info: insn_finishes_block_p): New
1116 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
1117 (region_sched_info): Update.
1118 * sched-ebb.c (ebb_sched_info): Update.
1119 * modulo-sched.c (sms_sched_info): Update.
1120 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
1122 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1124 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
1126 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
1128 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
1130 2009-07-09 Jakub Jelinek <jakub@redhat.com>
1133 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
1134 arg1 with arg01 if arg1 is already INTEGER_CST.
1136 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1138 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
1139 Transform (and (truncate)) into (truncate (and)).
1141 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1143 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
1144 creating LHS paradoxical subregs. Fix surrounding returns to
1145 use NULL_RTX rather than 0.
1147 2009-07-08 DJ Delorie <dj@redhat.com>
1149 * config/mep/mep.c: (mep_option_can_inline_p): New.
1150 (TARGET_OPTION_CAN_INLINE_P): Define.
1152 2009-07-08 Mark Wielaard <mjw@redhat.com>
1155 * dwarf2out.c (add_data_member_location_attribute): When we have
1156 only a constant offset don't emit a new location description using
1157 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
1160 2009-07-08 Richard Henderson <rth@redhat.com>
1163 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
1164 (enum reg_class): Add CLOBBERED_REGS.
1165 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
1166 * config/i386/i386.c (ix86_conditional_register_usage): Moved
1167 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
1168 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
1169 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
1170 force 64-bit sibcalls into R11.
1171 * config/i386/constraints.md (U): New constraint.
1172 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
1173 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
1174 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
1176 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
1178 * basic-block.h (dump_regset, debug_regset): Remove duplicate
1180 * c-objc-common.h (c_initialize_diagnostics): Ditto.
1181 * ebitmap.h (dump_ebitmap): Ditto.
1182 * optabs.h (optab_libfunc): Ditto.
1183 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
1184 * tree-flow.h (vect_can_force_dr_alignment_p,
1185 get_vectype_for_scalar_type): Ditto.
1186 (vectorize_loops): Move prototype to ...
1187 * tree-vectorizer.h: ... here. Also, adjust comment.
1188 (vect_set_verbosity_level): Remove duplicate prototype.
1189 * tree-ssa-loop.c: Include tree-vectorizer.h.
1190 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
1192 2009-07-08 Nick Clifton <nickc@redhat.com>
1194 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
1197 2009-07-08 DJ Delorie <dj@redhat.com>
1199 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
1200 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
1201 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
1203 * config/mep/intrinsics.md: Regenerated.
1204 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
1205 registers when asm() or calls are detected.
1207 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1210 * gimplify.c (gimplify_expr): Propagate no_warning flag when
1212 * gimple (gimple_build_call_from_tree): Likewise.
1213 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
1214 no_warning flag before warning.
1216 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1218 * tree.c (set_expr_locus): Remove.
1219 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
1220 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
1222 * gimplify.c (internal_get_tmp_var): Likewise.
1223 (gimplify_call_expr): Likewise.
1224 (gimplify_one_sizepos): Likewise.
1226 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
1229 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
1230 to variables for debugging purposes.
1232 2009-06-23 Mark Loeser <mark@halcy0n.com>
1235 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
1237 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1239 * pretty-print.c (pp_base_format): Remove %J.
1240 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1241 gcc_cxxdiag_char_table): Likewise.
1242 (init_dynamic_diag_info): Likewise.
1244 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1246 * pretty-print.c (pp_base_format): Remove %H.
1247 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1248 gcc_cxxdiag_char_table): Likewise.
1249 (init_dynamic_diag_info): Likewise.
1250 * config/mep/mep.c (mep_select_section): Likewise.
1252 2009-07-07 Duncan Sands <baldrick@free.fr>
1254 * final.c (pass_clean_state): Give the pass a name.
1255 * passes.c (pass_rest_of_compilation): Likewise.
1256 * tree-optimize.c (pass_all_optimizations): Likewise.
1258 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
1260 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
1261 an extra 'decl' for error_at.
1263 2009-07-07 Jakub Jelinek <jakub@redhat.com>
1266 * tree-tailcall.c (adjust_return_value_with_ops,
1267 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
1268 if it has complex or vector type.
1270 2009-07-07 Olivier Hainque <hainque@adacore.com>
1272 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
1275 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
1277 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
1279 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1281 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
1282 * c-decl.c: Likewise.
1283 * function.c: Likewise.
1284 * varasm.c: Likewise.
1285 * tree-ssa.c: Likewise.
1286 * c-common.c: Likewise.
1287 * tree-cfg.c: Likewise.
1288 * config/spu/spu.c: Likewise.
1289 * config/ia64/ia64.c: Likewise.
1290 * config/v850/v850.c: Likewise.
1292 2009-07-06 DJ Delorie <dj@redhat.com>
1294 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
1295 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
1296 unspecified accesses to control registers.
1297 * config/mep/intrinsics.md: Regenerate.
1298 * config/mep/intrinsics.h: Regenerate.
1299 * config/mep/mep-intrin.h: Regenerate.
1301 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1303 * c-lex.c: Replace %H by an explicit location. Update all calls.
1304 * c-common.c: Likewise.
1305 * c-decl.c: Likewise.
1306 * c-typeck.c: Likewise.
1307 * fold-const.c: Likewise.
1308 * gimplify.c: Likewise.
1310 * tree-cfg.c: Likewise.
1311 * tree-ssa-loop-niter.c: Likewise.
1312 * tree-vrp.c: Likewise.
1313 * value-prof.c: Likewise.
1315 2009-07-06 Diego Novillo <dnovillo@google.com>
1317 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
1318 if it has one. Handle cases where VAR does not have an
1319 annotation or cfun is NULL.
1321 2009-07-06 Diego Novillo <dnovillo@google.com>
1323 * tree.c: Include debug.h.
1324 (initialize_tree_contains_struct): New.
1325 (init_ttree): Call it.
1326 (tree_node_structure_for_code): Factor out of ...
1327 (tree_node_structure): ... here.
1328 * treestruct.def (TS_PHI_NODE): Remove.
1329 (TS_GIMPLE_STATEMENT): Remove.
1331 2009-07-06 Diego Novillo <dnovillo@google.com>
1333 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
1334 (debug_tree_chain): Handle cycles.
1336 2009-07-06 Nick Clifton <nickc@redhat.com>
1337 DJ Delorie <dj@redhat.com>
1339 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1340 __FMOVD_ENABLED__ is defined.
1342 (TARGET_FMOVD): Provide a default definition.
1343 (MASK_FMOVD): Likewise.
1344 (TARGET_CPU_CPP_BUILTINS): Define
1345 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1346 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1347 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
1348 (split for DF load from memory into register): Also handle
1349 MEMs which consist of REG+DISP addressing.
1350 (split for DF store from register to memory): Likewise.
1351 (movsf_ie): Always use single fp_mode.
1352 * config/sh/sh.c (sh_override_options): Do not automatically
1353 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1354 that to the -mfmovd command line switch.
1355 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
1356 (fldi_ok): Always allow.
1357 * config/sh/sh.opt (mfmovd): Remove this switch.
1358 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1360 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
1361 Kaz Kojima <kkojima@gcc.gnu.org>
1363 PR rtl-optimization/30807
1364 * postreload.c (reload_combine): For every new use of REG_SUM,
1365 record the use of BASE.
1367 2009-07-06 Jan Hubicka <jh@suse.cz>
1369 * params.def: Revert my accidental commit at 2009-06-30.
1371 2009-07-04 Ian Lance Taylor <iant@google.com>
1374 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
1376 (mingw_format_attribute_overrides): Likewise.
1378 2009-07-04 Jakub Jelinek <jakub@redhat.com>
1381 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
1382 don't check cfa.reg. Instead of cfa.indirect use
1383 fde && fde->drap_reg != INVALID_REGNUM test.
1385 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
1387 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
1389 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
1392 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
1394 2009-07-03 Richard Guenther <rguenther@suse.de>
1396 PR tree-optimization/40640
1397 * tree-switch-conversion.c (build_arrays): Perform arithmetic
1400 2009-07-03 Jan Hubicka <jh@suse.cz>
1402 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
1403 for size, reduce amount of inlining.
1405 2009-07-03 Richard Guenther <rguenther@suse.de>
1408 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
1409 if t +- x is known to not overflow and the conversion widens the
1411 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
1413 2009-07-03 Jan Hubicka <jh@suse.cz>
1415 * ipa-pure-const.c (analyze): Update loop optimizer init.
1416 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
1417 try_remove_empty_loop, remove_empty_loops): Remove.
1418 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
1419 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
1420 to mark regular loops as neccesary.
1421 (degenerate_phi_p): New function.
1422 (propagate_necessity, remove_dead_phis): Use it.
1423 (forward_edge_to_pdom): Likewise.
1424 (eliminate_unnecessary_stmts): Take care to remove uses of results of
1425 virtual PHI nodes that became unreachable.
1426 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
1427 * tree-flow.h (remove_empty_loops): Remove.
1428 * passes.c (init_optimization_passes): Remove.
1430 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
1432 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
1433 can_create_pseudo_p.
1434 (*fix_trunc<mode>_i387_1): Ditto.
1435 (*floathi<mode>2_1): Ditto.
1436 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
1437 (*fistdi2_1): Ditto.
1438 (*fist<mode>2_1): Ditto.
1439 (frndintxf2_floor): Ditto.
1440 (*fist<mode>2_floor_1): Ditto.
1441 (frndintxf2_ceil): Ditto.
1442 (*fist<mode>2_ceil_1): Ditto.
1443 (frndintxf2_trunc): Ditto.
1444 (frndintxf2_mask_pm): Ditto.
1445 (fxam<mode>2_i387_with_temp): Ditto.
1446 * config/i386/sse.md (mulv16qi3): Ditto.
1447 (*sse2_mulv4si3): Ditto.
1449 (sse4_2_pcmpestr): Ditto.
1450 (sse4_2_pcmpistr): Ditto.
1452 2009-07-03 Jan Hubicka <jh@suse.cz>
1454 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
1455 (mark_stmt_necessary): Set it.
1456 (mark_operand_necessary): Set it.
1457 (mark_control_dependent_edges_necessary): Set it.
1458 (mark_virtual_phi_result_for_renaming): New function.
1459 (get_live_post_dom): New function.
1460 (forward_edge_to_pdom): New function.
1461 (remove_dead_stmt): Fix handling of control dependences.
1462 (tree_dce_init): Init new bitmap.
1463 (tree_dce_done): Free it.
1465 2009-07-02 Richard Guenther <rguenther@suse.de>
1468 * tree-ssa-structalias.c (new_var_info): Initialize
1471 2009-07-02 Jan Hubicka <jh@suse.cz>
1473 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
1476 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
1478 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
1479 instead of recomputing it. Adjust calls.
1480 (emit_store_flag): Adjust recursive calls.
1482 2009-07-02 Richard Guenther <rguenther@suse.de>
1484 * tree-ssa-live.c (remove_unused_locals): Do not remove
1486 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
1487 of DECL_EXTERNAL for HEAP variables.
1488 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
1489 HEAP variables. Do not adjust RESTRICT vars.
1490 (find_what_var_points_to): Nobody cares if something
1493 2009-07-02 Ben Elliston <bje@au.ibm.com>
1495 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
1496 pc_low and pc_high declarations to the top of the function.
1498 2009-07-01 DJ Delorie <dj@redhat.com>
1500 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
1502 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
1503 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
1504 unspecified accesses to control registers.
1505 * config/mep/intrinsics.md: Regenerate.
1506 * config/mep/intrinsics.h: Regenerate.
1507 * config/mep/mep-intrin.h: Regenerate.
1509 2009-07-01 Anthony Green <green@moxielogic.com>
1511 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1512 instruction when possible.
1513 (moxie_expand_prologue): Ditto. Also, save an instruction and
1514 some complexity by popping off of $r12 instead of $sp.
1515 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
1518 2009-07-01 Richard Henderson <rth@redhat.com>
1521 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
1522 contained no insns, reposition note before last insn.
1524 2009-07-01 Richard Henderson <rth@redhat.com>
1527 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
1528 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
1530 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1533 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
1534 darwin9 for printing reg addresses with %y.
1536 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1538 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
1539 truncation from operands in binary operations.
1541 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1544 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
1545 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
1546 subreg of op0 to the original op0.
1548 * expmed.c (store_bit_field_1): Use a temporary as the destination
1549 instead of a paradoxical subreg when we need to truncate the result.
1551 2009-07-01 DJ Delorie <dj@redhat.com>
1553 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
1554 names to VLIW variants.
1555 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
1556 * config/mep/intrinsics.md: Regenerate.
1557 * config/mep/intrinsics.h: Regenerate.
1558 * config/mep/mep-intrin.h: Regenerate.
1560 2009-07-01 Jakub Jelinek <jakub@redhat.com>
1563 * jump.c (returnjump_p): Revert last patch.
1564 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
1566 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1569 * pa.md (casesi32p): Use jump table label to determine the offset
1571 (casesi64p): Likewise.
1573 * pa.c (forward_branch_p): Return bool type. Use instruction
1574 addresses when available. Assert that INSN has a jump label.
1575 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
1578 2009-07-01 Richard Guenther <rguenther@suse.de>
1580 PR tree-optimization/19831
1581 * tree-ssa-dce.c (propagate_necessity): Calls to functions
1582 that only act as barriers do not make any previous stores necessary.
1583 * tree-ssa-structalias.c (handle_lhs_call): Delay making
1584 HEAP variables global, do not add a constraint from nonlocal.
1585 (find_func_aliases): Handle escapes through return statements.
1586 (compute_points_to_sets): Make escaped HEAP variables global.
1588 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1591 * expmed.c (emit_store_flag): Perform a conversion if necessary,
1592 after reducing a DImode cstore to SImode.
1594 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1596 * expr.c (expand_expr_real_1): Reinstate fallthrough to
1597 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
1599 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
1601 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
1602 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
1604 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
1605 and umod_optab if TARGET_BSD_DIVMOD.
1606 * config/vax/lib1funcs.asm: New file.
1607 * config/vax/t-linux: New file.
1608 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
1610 2009-06-30 Jakub Jelinek <jakub@redhat.com>
1613 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
1614 to type arguments that have void type.
1617 * dwarf2out.c (gen_formal_parameter_die): Call
1618 equate_decl_number_to_die if node is different from origin.
1620 2009-06-30 Anthony Green <green@moxielogic.com>
1622 Clean up moxie port for --enable-build-with-cxx.
1623 * config/moxie/moxie.c (moxie_function_value): First two
1624 parameters are const_tree, not tree.
1625 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
1626 (REG_CLASS_NAMES): Ditto.
1627 (REGNO_REG_CLASS): Ditto.
1628 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
1629 (moxie_function_value): Fix constyness of arguments.
1631 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
1633 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
1634 finalize_size_functions before further processing.
1635 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
1636 (variable_size): Call self_referential_size on size expressions
1637 that contain a PLACEHOLDER_EXPR.
1638 (size_functions): New static variable.
1639 (copy_self_referential_tree_r): New static function.
1640 (self_referential_size): Likewise.
1641 (finalize_size_functions): New global function.
1642 * tree.c: Include tree-inline.h.
1643 (push_without_duplicates): New static function.
1644 (find_placeholder_in_expr): New global function.
1645 (substitute_in_expr) <tcc_declaration>: Return the replacement object
1647 <tcc_expression>: Likewise.
1648 <tcc_vl_exp>: If the replacement object is a constant, try to inline
1649 the call in the expression.
1650 * tree.h (finalize_size_functions): Declare.
1651 (find_placeholder_in_expr): Likewise.
1652 (FIND_PLACEHOLDER_IN_EXPR): New macro.
1653 (substitute_placeholder_in_expr): Update comment.
1654 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
1656 (copy_tree_body_r): Likewise.
1657 (copy_tree_body): New static function.
1658 (maybe_inline_call_in_expr): New global function.
1659 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
1660 (maybe_inline_call_in_expr): Declare.
1661 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
1662 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
1665 2009-06-30 Richard Guenther <rguenther@suse.de>
1667 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
1669 (propagate_necessity): Do not mark reaching defs of stores
1672 2009-06-30 Jan Hubicka <jh@suse.cz>
1674 * cfgloopanal.c (check_irred): Move into ...
1675 (mark_irreducible_loops): ... here; return true if ireducible
1677 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
1678 (analyze_function): Try to prove loop finiteness.
1679 * cfgloop.h (mark_irreducible_loops): Update prototype.
1680 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
1682 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
1684 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
1686 2009-06-30 Ira Rosen <irar@il.ibm.com>
1688 PR tree-optimization/40542
1689 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
1692 2009-06-30 Martin Jambor <mjambor@suse.cz>
1694 PR tree-optimization/40582
1695 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
1696 than useless_type_conversion_p.
1697 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
1700 2009-06-30 Martin Jambor <mjambor@suse.cz>
1703 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
1705 2009-06-30 Richard Guenther <rguenther@suse.de>
1707 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
1708 use ao_ref references.
1709 (walk_aliased_vdefs): Likewise.
1710 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
1711 * tree-ssa-dce.c (struct ref_data): Remove.
1712 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
1713 (mark_aliased_reaching_defs_necessary): Adjust.
1714 (mark_all_reaching_defs_necessary_1): Likewise.
1716 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
1719 * expmed.c (emit_cstore): New name of emit_store_flag_1.
1720 (emit_store_flag_1): Extract from emit_store_flag, adjust
1721 calls to (what now is) emit_cstore.
1722 (emit_store_flag): Call emit_store_flag_1 and also use it
1723 for what used to be recursive calls.
1725 2009-06-30 Wei Guozhi <carrot@google.com>
1728 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
1729 if the target bb post dominates from bb.
1730 * config/i386/i386.c (memory_address_length): Check existence of base
1731 register before using it.
1733 2009-06-30 Nick Clifton <nickc@redhat.com>
1734 DJ Delorie <dj@redhat.com>
1736 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1737 __FMOVD_ENABLED__ is defined.
1739 (TARGET_FMOVD): Provide a default definition.
1740 (MASK_FMOVD): Likewise.
1741 (TARGET_CPU_CPP_BUILTINS): Define
1742 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1743 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1744 two fmov instructions depending upon whether TARGET_FMOVD is
1746 (split for DF load from memory into register): Also handle
1747 MEMs which consist of REG+DISP addressing.
1748 (split for DF store from register to memory): Likewise.
1749 * config/sh/sh.opt (mfmovd): Remove this switch.
1750 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1751 * config/sh/sh.c (sh_override_options): Do not automatically
1752 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1753 that to the -mfmovd command line switch.
1755 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
1757 (fldi_ok): Always allow.
1758 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
1760 2009-06-29 DJ Delorie <dj@redhat.com>
1762 * doc/install.texi (mep-x-elf): Correct chip's full name.
1764 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
1766 * doc/extend.texi: Fix typo.
1768 2009-06-29 Tom Tromey <tromey@redhat.com>
1771 * Makefile.in (DWARF2_H): New variable.
1773 (dwarf2out.o): Likewise.
1774 (dwarf2asm.o): Likewise.
1775 * config/i386/t-i386: Use DWARF2_H.
1776 * except.c: Include elf/dwarf2.h.
1777 * unwind-dw2.c: Include elf/dwarf2.h.
1778 * dwarf2out.c: Include elf/dwarf2.h.
1779 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
1780 <dtprel>: New field.
1781 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
1782 (size_of_loc_descr): Likewise.
1783 (output_loc_operands_raw): Likewise.
1784 (output_loc_operands): Handle new dtprel field.
1785 (loc_checksum): Update.
1786 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
1787 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
1788 * unwind-dw2-fde.c: Include elf/dwarf2.h.
1789 * dwarf2asm.c: Include elf/dwarf2.h.
1790 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
1791 * config/mmix/mmix.c: Include elf/dwarf2.h.
1792 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
1793 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
1794 * config/sh/sh.c: Include elf/dwarf2.h.
1795 * config/i386/i386.c: Include elf/dwarf2.h.
1797 2009-06-29 DJ Delorie <dj@redhat.com>
1799 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
1801 * doc/extend.texi: Add MeP attributes and pragmas.
1802 * doc/invoke.text: Add MeP Options.
1803 * doc/contrib.texi: Add MeP contribution.
1804 * doc/md.texi: Add MeP constraints.
1805 * doc/install.texi: Add MeP target.
1807 2009-06-30 Anatoly Sokolov <aesok@post.ru>
1809 * target.h (struct gcc_target): Add frame_pointer_required field.
1810 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
1811 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
1812 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
1814 * reload1.c (update_eliminables): (Ditto.).
1815 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
1816 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1817 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
1819 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
1821 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
1822 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1823 (arm_frame_pointer_required): New function.
1825 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
1826 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1827 (avr_frame_pointer_required_p): Declare as static.
1828 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
1830 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
1831 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1832 (bfin_frame_pointer_required): Make as static, change return type
1834 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
1836 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
1837 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1838 (cris_frame_pointer_required): New function.
1840 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
1842 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
1843 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1844 (fr30_frame_pointer_required): New function.
1846 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
1847 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1848 (frv_frame_pointer_required): Make as static, change return type
1850 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
1852 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
1853 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1854 (ix86_frame_pointer_required): Make as static, change return type to
1856 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
1858 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
1859 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1861 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
1863 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
1865 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
1867 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
1868 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1869 (mips_frame_pointer_required): Make as static.
1870 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
1872 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
1873 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1874 (mmix_frame_pointer_required): Mew function.
1876 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
1877 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1879 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
1881 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
1883 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
1885 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
1886 (CAN_ELIMINATE): Redefine.
1887 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1888 (sparc_frame_pointer_required): New function.
1889 (sparc_can_eliminate): New function.
1890 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
1892 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
1893 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1895 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
1896 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1897 (xtensa_frame_pointer_required): Make as static, change return type
1899 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
1902 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
1904 * doc/plugins.texi: Document PLUGIN_START_UNIT.
1905 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
1906 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
1907 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
1908 (register_callback): Handle PLUGIN_START_UNIT.
1909 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
1911 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
1913 * tree.c (process_call_operands): Propagate TREE_READONLY from the
1915 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
1916 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
1918 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
1920 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
1923 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
1925 * doc/extend.texi (Additional Floating Types): __float128 is also
1926 supported on i386 targets.
1928 2009-06-29 Richard Guenther <rguenther@suse.de>
1931 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1933 (pt_solutions_same_restrict_base): Declare.
1934 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
1936 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
1937 (make_constraint_from, make_copy_constraint): Move earlier.
1938 (make_constraint_from_heapvar): New function.
1939 (make_constraint_from_restrict): Likewise.
1940 (handle_lhs_call): Use it.
1941 (find_func_aliases): Use it to track conversions to restrict
1943 (struct fieldoff): Add only_restrict_pointers flag.
1944 (push_fields_onto_fieldstack): Initialize it.
1945 (create_variable_info_for): Track global restrict qualified pointers.
1946 (intra_create_variable_infos): Use make_constraint_from_heapvar.
1947 Track restrict qualified pointer arguments.
1948 (set_uids_in_ptset): Use varinfo is_global_var flag.
1949 (find_what_var_points_to): Set the vars_contains_restrict flag.
1950 Always create the points-to solution for sets including restrict tags.
1951 (pt_solutions_same_restrict_base): New function.
1952 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
1953 qualified pointers use pt_solutions_same_restrict_base as
1954 additional source for disambiguation.
1956 2009-06-29 Richard Guenther <rguenther@suse.de>
1959 * alias.c (find_base_decl): Remove.
1960 (get_deref_alias_set_1): Remove restrict handling.
1961 * c-common.c (c_apply_type_quals_to_decl): Do not set
1962 DECL_POINTER_ALIAS_SET.
1963 * gimplify.c (find_single_pointer_decl_1): Remove.
1964 (find_single_pointer_decl): Likewise.
1965 (internal_get_tmp_var): Remove restrict handling.
1966 (gimple_regimplify_operands): Likewise.
1967 * omp-low.c (expand_omp_atomic_pipeline): Do not set
1968 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
1969 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
1970 * tree.c (restrict_base_for_decl): Remove.
1971 (init_ttree): Do not allocate it.
1972 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
1973 LABEL_DECL_UID for label decls.
1974 (copy_node_stat): Do not copy restrict information.
1975 (decl_restrict_base_lookup): Remove.
1976 (decl_restrict_base_insert): Likewise.
1977 (print_restrict_base_statistics): Likewise.
1978 (dump_tree_statistics): Do not call print_restrict_base_statistics.
1979 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
1980 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
1981 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
1982 (LABEL_DECL_UID): Adjust.
1983 (DECL_BASED_ON_RESTRICT_P): Remove.
1984 (DECL_GET_RESTRICT_BASE): Likewise.
1985 (SET_DECL_RESTRICT_BASE): Likewise.
1986 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
1988 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
1989 instead of DECL_POINTER_ALIAS_SET.
1990 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1991 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
1992 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
1994 2009-06-29 Richard Guenther <rguenther@suse.de>
1996 PR tree-optimization/40579
1997 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
1998 the IL to simplify has constants that overflowed.
2000 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
2002 PR tree-optimization/40550
2003 * tree-vect-generic.c (expand_vector_operations_1): Compute in
2004 vector_compute_type only when the size of vector_compute_type is
2005 less than the size of type.
2007 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
2009 * fold-const.c (contains_label_1): Fix comments.
2010 (contains_label_p): Do not walk trees multiple time.
2012 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2014 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
2015 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
2016 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
2017 ix86_fp_comparison_operator.
2018 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
2019 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
2020 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
2021 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
2022 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
2023 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
2024 (related splits): Change predicate to ix86_fp_comparison_operator.
2025 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
2026 instead of ix86_fp_comparison_codes.
2027 (ix86_trivial_fp_comparison_operator,
2028 ix86_fp_comparison_operator): New.
2029 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
2030 (ix86_expand_compare): Eliminate last two parameters.
2031 (ix86_fp_jump_nontrivial_p): Kill.
2032 * config/i386/i386.c (put_condition_code): Eliminate call to
2033 ix86_fp_comparison_codes and subsequent assertion.
2034 (ix86_fp_comparison_codes): Eliminate.
2035 (ix86_fp_swap_condition): New.
2036 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
2037 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
2038 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
2039 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
2040 and ix86_fp_swap_condition.
2041 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
2042 Use ix86_fp_comparison_strategy.
2043 (ix86_expand_compare): Likewise. Eliminate last two arguments.
2044 (ix86_fp_jump_nontrivial_p): Eliminate.
2045 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
2046 call to ix86_expand_compare.
2047 (ix86_split_fp_branch, ix86_expand_setcc,
2048 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
2049 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
2051 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2053 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
2054 related to jump_clobbers.
2055 * config/arm/arm.md (conds): Remove jump_clob case.
2056 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
2057 splits): Change comparison_operator to arm_comparison_operator.
2058 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
2061 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2063 * dojump.c (do_compare_rtx_and_jump): Try swapping the
2064 condition for floating point modes.
2065 * expmed.c (emit_store_flag_1): Move here a bigger part
2067 (emit_store_flag): Try swapping the condition for floating point
2069 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
2071 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2073 * expr.c (expand_expr_real_1): Just use do_store_flag.
2074 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
2075 emit_store_flag_force.
2076 * expmed.c (emit_store_flag_force): Copy here trick
2077 previously in expand_expr_real_1. Try reversing the comparison.
2078 (emit_store_flag_1): Work if target is NULL.
2079 (emit_store_flag): Work if target is NULL, using the result mode
2080 from the comparison. Use split_comparison, restructure final part
2081 to simplify conditionals.
2083 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2085 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
2086 * dojump.c (do_jump): Change handling of floating-point
2087 ops to use just do_compare_and_jump.
2088 (split_comparison): New.
2089 (do_compare_rtx_and_jump): Add here logic coming previously
2090 in do_jump, using split_comparison.
2092 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
2095 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
2097 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2099 * tree-ssa-alias.c: Fix unintentional commit.
2101 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2103 * passes.c (execute_one_pass): Fix unintentional commit.
2105 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2107 * df-problems.c (df_set_seen, df_unset_seen): Delete.
2108 (df_rd_local_compute, df_md_local_compute): Inline them.
2110 (df_md_scratch): New.
2111 (df_md_alloc, df_md_free): Allocate/free it.
2112 (df_md_local_compute): Only include live registers in init.
2113 (df_md_transfer_function): Prune the in-set computed by
2114 the confluence function, and the gen-set too.
2116 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2118 PR rtl-optimization/26854
2119 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
2120 * df-problems.c (df_rd_add_problem): Fix comment.
2121 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
2122 df_md_simulate_artificial_defs_at_top,
2123 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
2124 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
2125 df_md_transfer_function, df_md_init, df_md_confluence_0,
2126 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
2127 problem_MD, df_md_add_problem): New.
2128 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
2129 df_md_get_bb_info): New.
2130 (DF_LAST_PROBLEM_PLUS1): Adjust.
2132 * Makefile.in (fwprop.o): Include domwalk.h.
2133 * fwprop.c: Include domwalk.h.
2134 (reg_defs, reg_defs_stack): New.
2135 (bitmap_only_bit_between): Remove.
2136 (process_defs): New.
2137 (process_uses): Use reg_defs and local_md instead of
2138 bitmap_only_bit_between and local_rd.
2139 (single_def_use_enter_block): New, from build_single_def_use_links.
2140 (single_def_use_leave_block): New.
2141 (build_single_def_use_links): Remove code moved to
2142 single_def_use_enter_block, invoke domwalk.
2143 (use_killed_between): Adjust comment.
2145 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2147 * bitmap.h (bitmap_ior_and_into): New.
2148 * bitmap.c (bitmap_ior_and_into): New.
2150 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2152 * domwalk.h (struct dom_walk_data): Remove all callbacks except
2153 before_dom_children_before_stmts and after_dom_children_after_stmts.
2154 Rename the two remaining callbacks to just before_dom_children and
2155 after_dom_children. Remove other GIMPLE statement walking bits.
2156 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
2157 * graphite.c: Do not include domwalk.h.
2158 * tree-into-ssa.c (interesting_blocks): New global.
2159 (struct mark_def_sites_global_data): Remove it and names_to_rename.
2160 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
2161 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
2162 now that they're not domwalk callbacks.
2163 (rewrite_initialize_block): Rename to...
2164 (rewrite_enter_block): ... this, place after called functions. Test
2165 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
2166 (rewrite_finalize_block): Rename to...
2167 (rewrite_leave_block): ... this, place after called functions.
2168 (rewrite_update_init_block): Rename to...
2169 (rewrite_update_enter_block): ... this, place after called functions.
2170 Test interesting_blocks, call rewrite_update_stmt and
2171 rewrite_update_phi_arguments.
2172 (rewrite_update_fini_block): Rename to...
2173 (rewrite_leave_block): ... this, place after called functions.
2174 (rewrite_blocks): Remove last argument, simplify initialization of
2176 (mark_def_sites_initialize_block): Rename to...
2177 (mark_def_sites_block): ... this, call mark_def_sites.
2178 (mark_def_sites_blocks): Remove argument, simplify initialization of
2180 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
2181 (update_ssa): Likewise.
2182 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
2184 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
2185 (dom_opt_initialize_block): Rename to...
2186 (dom_opt_enter_block): ... this, place after called functions. Walk
2187 statements here, inline propagate_to_outgoing_edges.
2188 (dom_opt_finalize_block): Rename to...
2189 (dom_opt_leave_block): ... this, place after called functions.
2190 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
2192 (dse_enter_block, dse_record_phi): New.
2193 (dse_record_phis): Delete.
2194 (dse_finalize_block): Rename to...
2195 (dse_leave_block): ... this.
2196 (tree_ssa_dse): Simplify initialization of walk_data.
2197 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
2198 Adjust initialization of walk_data.
2199 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
2200 * tree-ssa-loop-phiopt.c (get_non_trapping):
2201 Adjust initialization of walk_data.
2202 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
2203 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
2204 it's not a domwalk callback.
2205 (uncprop_initialize_block): Rename to...
2206 (dse_enter_block): ... this, call uncprop_into_successor_phis.
2207 (dse_finalize_block): Rename to...
2208 (dse_leave_block): ... this.
2209 (tree_ssa_uncprop): Simplify initialization of walk_data.
2210 * Makefile.in: Adjust dependencies.
2212 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
2214 * arm.md (casesi): Fix test for Thumb1.
2215 (thumb1_casesi_internal_pic): Likewise.
2216 (thumb1_casesi_dispatch): Likewise.
2218 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
2220 * config/arm/arm-cores.def: Added core cortex-m0.
2221 * config/arm/arm-tune.md: Regenerated.
2222 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
2224 2009-06-26 DJ Delorie <dj@redhat.com>
2226 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
2228 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
2229 the scheduler doesn't tag jump insns.
2231 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
2233 * c-decl.c (merge_decls): Re-indent.
2235 2009-06-26 Janis Johnson <janis187@us.ibm.com>
2238 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
2239 Special-case decimal float constants.
2241 2009-06-26 Richard Henderson <rth@redhat.com>
2243 * function.h (struct function): Add cannot_be_copied_reason,
2244 and cannot_be_copied_set.
2245 * tree-inline.c (has_label_address_in_static_1): Rename from
2246 inline_forbidden_p_2; don't set inline_forbidden_reason here.
2247 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
2248 don't set inline_forbidden_reason.
2249 (copy_forbidden): New function, split out of inline_forbidden_p.
2250 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
2251 (inline_forbidden_p): Use copy_forbidden.
2252 (tree_versionable_function_p): Likewise.
2253 (inlinable_function_p): Merge into tree_inlinable_function_p.
2254 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
2255 * ipa-cp.c (ipcp_versionable_function_p): New function.
2256 (ipcp_cloning_candidate_p): Use it.
2257 (ipcp_node_modifiable_p): Likewise.
2259 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
2261 * builtins.c (expand_builtin_alloca): Handle builtin alloca
2262 that is marked not to be inlined. Remove flag_mudflap use.
2263 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
2264 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
2266 2009-06-26 Steve Ellcey <sje@cup.hp.com>
2269 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
2270 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
2272 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
2274 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
2276 (__mingwthr_remove_key_dtor): Likewise.
2278 2009-06-26 Richard Guenther <rguenther@suse.de>
2280 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
2282 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
2285 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
2286 try the non-cond_exec path also.
2288 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2291 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
2292 (output_cbranch): Use new functions.
2293 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
2296 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2297 Pat Haugen <pthaugen@us.ibm.com>
2298 Revital Eres <ERES@il.ibm.com>
2300 * config/rs6000/rs6000.c (print_operand): Correct lossage message
2301 for %c error. Add %x support to print VSX registers as a unified
2302 register set, instead of separate float and altivec registers.
2303 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
2304 %y case, and add support for VSX pre-modify addresses.
2305 (output_toc): Add assert for CONST containing an integer constant
2307 (rs6000_adjust_cost): Add POWER7 support.
2308 (insn_must_be_first_in_group): Ditto.
2309 (insn_must_be_last_in_group): Ditto.
2310 (rs6000_emit_popcount): Ditto.
2311 (rs6000_vector_mode_supported_p): Ditto.
2313 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
2314 Change some of the functions called by macros to being called
2315 through a pointer, so debug functions can be inserted if
2316 -mdebug=addr or -mdebug=cost.
2317 (rs6000_preferred_reload_class_ptr): Ditto.
2318 (rs6000_secondary_reload_class_ptr): Ditto.
2319 (rs6000_secondary_memory_needed_ptr): Ditto.
2320 (rs6000_cannot_change_mode_class_ptr): Ditto.
2321 (rs6000_secondary_reload_inner): Ditto.
2322 (rs6000_legitimize_reload_address): Ditto.
2323 (rs6000_legitimize_reload_address_ptr): Ditto.
2324 (rs6000_mode_dependent_address): Ditto.
2325 (rs6000_mode_dependent_address_ptr): Ditto.
2327 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
2328 function to return true if the mode allows reg + integer
2330 (virtual_stack_registers_memory_p): New function to return true if
2331 the address refers to a virtual stack register.
2332 (rs6000_legitimate_offset_address_p): Move code to say whether a
2333 mode supports reg+int addressing to reg_offset_addressing_ok_p and
2335 (rs6000_legitimate_address_p): Add checks for modes that only can
2336 do reg+reg addressing. Start adding VSX support.
2337 (rs6000_legitimize_reload_address): Ditto.
2338 (rs6000_legitimize_address): Ditto.
2339 (rs6000_debug_legitimate_address_p): New debug functions for
2340 -mdebug=addr and -mdebug=cost.
2341 (rs6000_debug_rtx_costs): Ditto.
2342 (rs6000_debug_address_costs): Ditto.
2343 (rs6000_debug_adjust_cost): Ditto.
2344 (rs6000_debug_legitimize_address): Ditto.
2345 (rs6000_legitimize_reload_address_ptr): Point to call normal
2346 function or debug function. Make functions called via pointer
2348 (rs6000_mode_dependent_address_ptr): Ditto.
2349 (rs6000_secondary_reload_class_ptr): Ditto.
2350 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
2351 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
2352 into a friendlier error.
2353 (rs6000_init_builtins): Add initial VSX support.
2354 (rs6000_adjust_cost): Fix some spacing issues.
2356 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
2357 (REG_CLASS_NAMES): Ditto.
2358 (REG_CLASS_CONTENTS): Ditto.
2359 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
2360 pointer, to add -mdebug=addr support.
2361 (CANNOT_CHANGE_MODE_CLASS): Ditto.
2362 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
2363 -mdebug=addr support.
2364 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
2365 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
2366 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
2368 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
2370 (bswapsi*): Set attribute types for load/store. Add combiner
2371 patterns to eliminate zero extend on 64-bit.
2372 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
2373 stdbrx if the hardware supports those instructions.
2375 2009-06-25 Ian Lance Taylor <iant@google.com>
2377 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
2378 (Link Options): Document -static-libstdc++.
2380 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2383 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
2384 DATA_ALIGNMENT instead.
2386 2009-06-25 Richard Guenther <rguenther@suse.de>
2388 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
2389 indirect references against the callused/escaped solutions.
2390 (call_may_clobber_ref_p_1): Likewise.
2392 2009-06-25 Martin Jambor <mjambor@suse.cz>
2394 PR tree-optimization/40493
2395 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
2396 (enum unscalarized_data_handling): New type.
2397 (handle_unscalarized_data_in_subtree): Return what has been done.
2398 (load_assign_lhs_subreplacements): Handle left flushes differently.
2399 (sra_modify_assign): Use unscalarized_data_handling, simplified
2400 condition determining whether to remove the statement.
2402 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
2404 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
2405 excerpt - @ should be doubled for texinfo.
2407 2009-06-24 Ian Lance Taylor <iant@google.com>
2409 * config/arc/arc.c: Include "df.h".
2410 (arc_attribute_table): Make static. Move higher in file.
2411 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
2412 (output_shift): Initialize n later to avoid warning.
2413 * config/arm/arm.c (arm_attribute_table): Make static. Move
2415 * config/avr/avr.c (avr_attribute_table): Make static. Move
2417 (reg_class_tab): Change array type from int to enum reg_class.
2418 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
2420 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
2421 (lshrhi3_out): Likewise.
2422 (class_likely_spilled_p): Change return type to bool.
2423 (avr_rtx_costs): Use local code variable with enum type.
2424 * config/avr/avr.md (movmemhi): Use add_reg_note.
2425 (andhi3, andsi3): Don't use AS2 with "and".
2426 (iorhi3, iorsi3): Don't use AS2 with "or".
2427 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
2428 * config/crx/crx.c: Include "df.h".
2429 (crx_attribute_table): Make static.
2430 * config/m32r/m32r.c: Include "df.h".
2431 (m32r_attribute_table): Make static. Move higher in file.
2432 (pop): Use add_reg_note.
2433 (block_move_call): Change 0 to LCT_NORMAL in function call.
2434 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
2435 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
2436 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
2437 declare, not just when TREE_CODE is defined.
2438 * config/m68hc11/m68hc11.c: Include "expr.h".
2439 (m68hc11_attribute_table): Make static. Move higher in file.
2440 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
2442 (m68hc11_register_indirect_p): Likewise.
2443 (m68hc11_function_arg_padding): Change return type to enum
2445 (emit_move_after_reload): Use add_reg_note.
2446 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
2447 (m68hc11_split_logical): Likewise.
2448 (m68hc11_rtx_costs): Add local code_and outer_code variables with
2450 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
2451 to VOIDmode in function call.
2452 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
2454 (m68hc11_split_logical): Update declaration.
2455 (m68hc11_function_arg_padding): Update declaration.
2456 * config/mcore/mcore.c (regno_reg_class): Change form array of int
2457 to array of enum reg_class.
2458 (mcore_attribute_table): Make static. Move higher in file.
2459 (mcore_rtx_costs): Add cast to enum type.
2460 * config/mcore/mcore.h (regno_reg_class): Update declaration.
2461 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
2462 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
2464 * config/sh/predicates.md (trapping_target_operand): Rename and to
2466 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
2468 * config/spu/spu.c (spu_attribute_table): Make static. Move
2470 * config/v850/v850.c (v850_attribute_table): Make static. Move
2472 (v850_rtx_costs): Use local code with enum type.
2473 (expand_epilogue): Add cast.
2474 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
2476 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
2479 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
2480 -m2a-single-only and -m2a-nofpu.
2481 * config/sh/sh.opt: Document m2a generates FPU code.
2483 2009-06-24 Anatoly Sokolov <aesok@post.ru>
2485 * defaults.h (CAN_ELIMINATE): Provide default.
2486 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2487 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
2488 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
2489 * config/spu/spu.h (CAN_ELIMINATE): Delete.
2490 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
2491 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
2492 * config/cris/cris.h (CAN_ELIMINATE): Delete.
2493 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
2494 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
2495 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
2497 2009-06-24 DJ Delorie <dj@redhat.com>
2499 * mep-ext-cop.cpu: Fix copyright notice.
2500 * mep-default: Fix copyright notice.
2501 * mep-core: Fix copyright notice.
2502 * mep: Fix copyright notice.
2503 * mep-ivc2: Fix copyright notice.
2504 * mep-c5: Fix copyright notice.
2506 2009-06-24 Denis Chertykov <chertykov@gmail.com>
2508 * doc/contrib.texi (Contributors):
2510 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
2513 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
2514 src and dst operands if necessary.
2516 2009-06-23 DJ Delorie <dj@redhat.com>
2519 * config.gcc: Add mep support.
2520 * recog.c: Resurrect validate_replace_rtx_subexp().
2521 * recog.h: Likewise.
2522 * config/mep/: Add new port:
2523 * config/mep/constraints.md: New file.
2524 * config/mep/default.h: New file.
2525 * config/mep/intrinsics.h: New file.
2526 * config/mep/intrinsics.md: New file.
2527 * config/mep/ivc2-template.h: New file.
2528 * config/mep/mep-c5.cpu: New file.
2529 * config/mep/mep-core.cpu: New file.
2530 * config/mep/mep-default.cpu: New file.
2531 * config/mep/mep-ext-cop.cpu: New file.
2532 * config/mep/mep-intrin.h: New file.
2533 * config/mep/mep-ivc2.cpu: New file.
2534 * config/mep/mep-lib1.asm: New file.
2535 * config/mep/mep-lib2.c: New file.
2536 * config/mep/mep-pragma.c: New file.
2537 * config/mep/mep-protos.h: New file.
2538 * config/mep/mep-tramp.c: New file.
2539 * config/mep/mep.c: New file.
2540 * config/mep/mep.cpu: New file.
2541 * config/mep/mep.h: New file.
2542 * config/mep/mep.md: New file.
2543 * config/mep/mep.opt: New file.
2544 * config/mep/predicates.md: New file.
2545 * config/mep/t-mep: New file.
2547 2009-06-23 Ian Lance Taylor <iant@google.com>
2549 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
2550 from loose_warn into c_loose_warn and from strict_warn into
2551 c_strict_warn. Set and substitute warn_cxxflags. Check for
2552 --enable-build-with-cxx. Set and substitute
2553 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
2554 * Makefile.in (CXXFLAGS): New variable.
2555 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
2556 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
2557 the default is the same as $(STRICT_WARN).
2558 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
2559 (CXX): New variable.
2560 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
2561 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
2562 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
2563 (HOST_LIBS): New variable.
2564 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
2565 (ALL_CXXFLAGS): New variable.
2566 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
2567 * doc/install.texi (Configuration): Document
2568 --enable-build-with-cxx, --with-stage1-ldflags,
2569 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
2570 * configure: Rebuild.
2572 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2574 * config/arm/arm.c (arm_override_options): Fix braces and formatting
2575 from previous commit.
2577 2009-06-23 Ian Lance Taylor <iant@google.com>
2579 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
2581 2009-06-23 Ian Lance Taylor <iant@google.com>
2583 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
2584 with ATTRIBUTE_UNUSED.
2586 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2587 Pat Haugen <pthaugen@us.ibm.com>
2588 Revital Eres <eres@il.ibm.com>
2590 * config.in (HAVE_AS_POPCNTD): Add default definition.
2591 (HAVE_AS_LWSYNC): Ditto.
2593 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
2595 (gcc_cv_as_powerpc_cmpb): Ditto.
2596 (gcc_cv_as_powerpc_dfp): Ditto.
2597 (gcc_cv_as_powerpc_vsx): Ditto.
2598 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
2599 supporting the popcntd/lwsync instructions.
2600 (gcc_cv_as_powerpc_lwsync): Ditto.
2601 * configure: Regenerate.
2603 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
2604 -mcpu=native and -mcpu=power7.
2605 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
2607 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
2608 a variable instead of a mask to reduce the number of mask bits.
2609 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
2610 (-mbit-word): Ditto.
2611 (-mregnames): Ditto.
2612 * config/rs6000/rs6000.opt (-mupdate): Ditto.
2613 (-mfused-madd): Ditto.
2615 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
2617 (-mvsx): New switch for VSX instructions.
2618 (-misel): Move from a variable to a mask to allow it to be set by
2621 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
2622 function declaration to an array declaration.
2623 (rs6000_hard_regno_nregs): New external array declaration.
2625 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
2626 files included by rs6000.md.
2628 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
2629 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
2631 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
2633 (rs6000_debug_reg): New -mdebug= variables.
2634 (rs6000_debug_addr): Ditto.
2635 (rs6000_debug_cost): Ditto.
2636 (rs6000_pmode): New variable to hold Pmode.
2637 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
2638 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
2639 calculated at compiler start.
2640 (rs6000_hard_regno_nregs): Change function to an array which holds
2641 HARD_REGNO_NREGS calculated at compiler start.
2642 (rs6000_explicit_options): Delete isel field.
2643 (rs6000_vector_unit): New array to hold which vector unit
2644 supports arithmetic options for a given type.
2645 (rs6000_vector_mem): New array to hold which vector unit supports
2646 memory reference operations for a given type.
2647 (rs6000_vector_align): New array to given the alignment of each
2649 (power7_cost): New basic costs for power7.
2650 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
2651 (rs6000_hard_regno_nregs_internal): New function, moved from
2652 HARD_REGNO_NREGS, to calculate the number of registers each hard
2653 register takes for each type.
2654 (rs6000_debug_reg_print): New function for -mdebug=reg support.
2655 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
2656 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
2657 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
2658 unit information here so it is calculated once at compiler startup
2660 (rs6000_override_options): Make -misel a target mask. Add more
2661 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
2662 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
2664 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
2665 (rs6000_handle_option): Move -misel from variable to target mask.
2666 (rs6000_builtin_mask_for_load): Add VSX support.
2667 (rs6000_conditional_register_usage): Ditto.
2668 (USE_ALTIVEC_FOR_ARG_P): Ditto.
2669 (function_arg_boundary): Ditto.
2670 (rs6000_expand_builtin): Ditto.
2671 (def_builtin): Make abort message a little friendlier.
2672 (rs6000_emit_int_cmove): Add support for 64-bit isel.
2674 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
2675 assembler support the popcntd instruction instead of a vsx
2676 instruction to enable power7 support.
2677 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
2678 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
2679 option to the assembler if -mcpu=native.
2680 (ASM_CPU_NATIVE_SPEC): Ditto.
2681 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
2683 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
2684 the lwsync instruction.
2685 (enum processor_type): Add PROCESSOR_POWER7.
2686 (rs6000_debug_reg): New -mdebug= options.
2687 (rs6000_debug_addr): Ditto.
2688 (rs6000_debug_cost): Ditto.
2689 (rs6000_isel): Delete.
2690 (enum rs6000_vector): New enum to say what vector unit we have.
2691 (VECTOR_UNIT_*): New macros to say which vector unit has
2692 arithmetic operations for a given type.
2693 (VECTOR_MEM_*): New macros to say which vector unit has memory
2694 operations for a given type.
2695 (TARGET_LDBRX): Whether the machine supports the ldbrx
2697 (TARGET_ISEL): Delete, -misel moved to be a mask.
2698 (TARGET_ISEL64): New macro for 64-bit isel support.
2699 (UNITS_PER_VSX_WORD): New macro.
2700 (POINTER_SIZE): Move to be an external variable, rather than
2701 calculating whether we are generating 32 ot 64-bit code.
2703 (STACK_BOUNDARY): Add VSX support.
2704 (LOCAL_ALIGNMENT): Ditto.
2705 (SLOW_UNALIGNED_ACCESS): Ditto.
2706 (VSX_REGNO_P): New macro for VSX support.
2707 (VFLOAT_REGNO_P): Ditto.
2708 (VINT_REGNO_P): Ditto.
2709 (VLOGICAL_REGNO_P): Ditto.
2710 (VSX_VECTOR_MODE): Ditto.
2711 (VSX_SCALAR_MODE): Ditto.
2713 (VSX_MOVE_MODE): Ditto.
2714 (VSX_REG_CLASS_P): Ditto.
2715 (HARD_REGNO_NREGS): Instead of calling a function, use an array
2717 (UNITS_PER_SIMD_WORD): Add VSX support.
2718 (MODES_TIEABLE_P): Ditto.
2719 (STARTING_FRAME_OFFSET): Ditto.
2720 (STACK_DYNAMIC_OFFSET): Ditto.
2721 (EPILOGUE_USES): Ditto.
2722 (REGNO_REG_CLASS): Move to array lookup.
2723 (CLASS_MAX_NREGS): Ditto.
2724 (rs6000_vector_reg_class): Add declaration.
2725 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
2726 overlap with the floating point and Altivec registers.
2728 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
2730 * config/rs6000/driver-rs6000.c (asm_names): New static array to
2731 give the appropriate asm switches if -mcpu=native.
2732 (host_detect_local_cpu): Add support for "asm".
2733 (host_detect_local_cpu): Follow GNU code guidelines for name.
2735 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
2736 -mbit-word to a variable instead of being a target mask.
2738 * config/rs6000/sync.md (lwsync): If the assembler supports it,
2739 emit the lwsync instruction instead of emitting the instruction as
2740 an integer constant.
2742 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
2743 fixuns_trundfsi2, move expander into rs6000.md.
2745 * config/rs6000/rs6000.md (cpu): Add power7.
2746 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
2747 (logical predicate patterns): Change the single instruction
2748 primitives that set CR0 to be fast_compare instead of compare.
2750 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
2751 (popcntddi2): Ditto.
2752 (popcount<mode>): Ditto.
2753 (floating multiply/add insns): Name the floating point
2755 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
2756 (isel_unsigned_<mode>): Ditto.
2757 (fixuns_trundfsi2): Move expander here from spe.md.
2758 (smindi3): Define if we have -misel on 64-bit systems.
2763 2009-06-23 Anatoly Sokolov <aesok@post.ru>
2765 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
2767 * config/avr/avr.c (avr_current_device): New variable.
2768 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
2769 (avr_arch, mcu_type_s): Move to avr.h.
2770 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
2771 default_data_section_start fields.
2772 (avr_arch): Moved from avr.c.
2773 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
2774 library_name fields.
2775 (avr_current_device, avr_mcu_types, avr_arch_types,
2776 avr_device_to_arch, avr_device_to_data_start,
2777 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
2778 (EXTRA_SPEC_FUNCTIONS): Define.
2779 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
2780 options mapping. Use device_to_arch and device_to_data_start insted.
2781 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
2782 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
2783 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
2784 * config/avr/driver-avr.c: New file.
2785 * config/avr/avr-devices.c: New file.
2787 2009-06-23 Jakub Jelinek <jakub@redhat.com>
2789 * var-tracking.c (unshare_variable): Force initialized to
2790 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
2791 (set_variable_part): Likewise.
2792 (struct variable_union_info): Remove pos_src field.
2793 (vui_vec, vui_allocated): New variables.
2794 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
2795 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
2796 == 1 use a simpler sorting algorithm. Compute pos field right
2797 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
2798 Avoid quadratic comparison if !flag_var_tracking_uninit.
2799 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
2800 unshare_variable unconditionally.
2801 (dataflow_set_different_2): Removed.
2802 (dataflow_set_different): Don't traverse second hash table.
2803 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
2804 unconditionally to var_reg_set or var_mem_set.
2805 (emit_notes_in_bb): Likewise.
2806 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
2808 (emit_note_insn_var_location): Don't set initialized to
2809 VAR_INIT_STATUS_INITIALIZED early.
2810 (vt_finalize): Free vui_vec if needed, clear vui_vec and
2812 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
2814 * tree-object-size.c (addr_object_size): Instead of checking
2815 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
2816 are no FIELD_DECLs following it.
2818 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
2820 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
2821 order to match bswaps with signed source operands.
2823 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2825 * sdbout.c (sdbout_one_type): Fix braces in switch.
2827 2009-06-23 Richard Guenther <rguenther@suse.de>
2829 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
2831 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
2832 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
2833 var_callused, callused_tree, var_storedanything, storedanything_tree,
2834 var_integer, integer_tree): Remove global variables.
2835 (new_var_info): Do not pass new id, append the new var to the
2836 global variable vector.
2837 (do_ds_constraint): Use is_global_var member of the variable-info.
2838 (new_scalar_tmp_constraint_exp): Adjust.
2839 (create_function_info_for): Likewise.
2840 (create_variable_info_for): Likewise.
2841 (find_what_var_points_to): Remove dead code.
2842 (init_base_vars): Simplify.
2843 (compute_points_to_sets): Adjust.
2845 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2847 * combine.c (try_combine): Dump information about the insns we're
2850 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2852 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
2853 check when calling force_to_mode on TRUNCATE's operand.
2855 2009-06-22 Ian Lance Taylor <iant@google.com>
2857 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
2859 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2861 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
2863 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2865 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
2866 override library linkage flags such as -static-libgcc or
2869 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2871 * config/m68k/m68k-devices.def: Add line for MCF5221x.
2873 2009-06-22 Ian Lance Taylor <iant@google.com>
2875 * config/linux.opt: Put mglibc ahead of muclibc.
2877 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
2878 for duplicate decls.
2880 2009-06-22 Matthias Klose <doko@ubuntu.com>
2882 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
2884 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2887 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
2888 instead of NULL if a parser error occurs.
2890 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2892 * dwarf2out.c (dwarf2_debug_hooks): Initialize
2893 non-DWARF2_DEBUGGING_INFO version.
2895 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
2897 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
2898 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
2900 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
2901 (LIBGCC2_TF_CEXT): Define.
2904 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2907 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
2909 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2911 * config/arm/arm.c (arm_override_options): Disable
2912 -mcaller-super-interworking and -mcallee-super-interworking.
2913 * doc/invoke.texi (ARM Options): Document this.
2915 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
2917 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
2918 * config/arm/constraints.md (j): New constraint for movw operands.
2919 (N): Remove thumb2 meaning.
2920 * config/arm/arm.md (*arm_movw): Delete.
2921 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
2922 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
2923 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
2925 2009-06-22 Martin Jambor <mjambor@suse.cz>
2927 PR tree-optimization/40492
2928 * tree-sra.c (sra_modify_assign): Pass zero offsets to
2929 build_ref_for_offset.
2931 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
2933 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
2934 JUMP_TABLE_DATA_P predicates where applicable.
2935 * auto-inc-dec.c: Ditto.
2936 * builtins.c: Ditto.
2937 * caller-save.c: Ditto.
2939 * cfgcleanup.c: Ditto.
2940 * cfglayout.c: Ditto.
2943 * combine-stack-adj.c: Ditto.
2949 * dwarf2asm.c: Ditto.
2950 * dwarf2out.c: Ditto.
2951 * emit-rtl.c: Ditto.
2957 * function.c: Ditto.
2960 * genpreds.c: Ditto.
2961 * genrecog.c: Ditto.
2963 * ira-costs.c: Ditto.
2964 * ira-lives.c: Ditto.
2967 * lower-subreg.c: Ditto.
2968 * modulo-sched.c: Ditto.
2970 * postreload.c: Ditto.
2971 * print-rtl.c: Ditto.
2980 * sched-vis.c: Ditto.
2982 * sel-sched-ir.c: Ditto.
2983 * simplify-rtx.c: Ditto.
2984 * targhooks.c: Ditto.
2985 * var-tracking.c: Ditto.
2986 * vmsdbgout.c: Ditto.
2988 2009-06-22 Matthias Klose <doko@ubuntu.com>
2990 * Makefile.in (install-plugin): Always use DESTDIR.
2992 2009-06-22 Olivier Hainque <hainque@adacore.com>
2994 * config/pa/pa.c (output_call): Don't optimize post call jumps
2995 into return address adjustments if the call may throw.
2997 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
2999 * arm.c (thumb1_output_casesi): New function.
3000 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
3001 optimizing for size or PIC.
3002 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
3003 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
3004 (casesi): Handle Thumb-1 when optimizing for size or PIC.
3005 (thumb1_casesi_internal_pic): New expand rule.
3006 (thumb1_casesi_dispatch): New pattern.
3007 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
3009 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
3010 in the text seciton when PIC or optimizing for size.
3011 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
3012 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
3013 preservation properties of code.
3014 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
3015 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
3016 (__gnu_thumb1_case_si): New function.
3017 * t-arm (LIB1ASMSRC): Define here.
3018 (LIB1ASMFUNCS): Add some common functions.
3019 * t-arm-elf (LIB1ASMSRC): Delete.
3020 (LIB1ASMFUNCS): Append to existing set.
3021 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3022 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3023 * t-symbian (LIB1ASMFUNCS): Likewise.
3024 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3025 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3027 2009-06-21 Richard Guenther <rguenther@suse.de>
3029 PR tree-optimization/38729
3030 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
3031 to loops with a single exit if -fno-expensive-optimizations.
3033 2009-06-21 Jakub Jelinek <jakub@redhat.com>
3035 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
3036 (dataflow_set): Change vars type from htab_t to shared_hash.
3037 (shared_hash_pool, empty_shared_hash): New variables.
3038 (vars_clear): Removed.
3039 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
3040 shared_hash_find_slot_unshare, shared_hash_find_slot,
3041 shared_hash_find_slot_noinsert, shared_hash_find): New
3043 (shared_hash_unshare, shared_hash_destroy): New functions.
3044 (unshare_variable): Unshare set->vars if shared, use
3046 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
3047 (get_init_value, find_src_set_src, dump_dataflow_set,
3048 clobber_variable_part, emit_notes_for_differences): Use
3050 (dataflow_set_init): Remove second argument, set vars to
3051 empty_shared_hash instead of creating a new htab.
3052 (dataflow_set_clear): Call shared_hash_destroy and set vars
3053 to empty_shared_hash instead of calling vars_clear.
3054 (dataflow_set_copy): Don't call vars_copy, instead just share
3055 the src htab with dst.
3056 (variable_union): Use shared_hash_*, use initially NO_INSERT
3057 lookup if set->vars is shared. Don't keep slot cleared before
3058 calling unshare_variable. Unshare set->vars if needed.
3059 Even ->refcount == 1 vars must be unshared if set->vars is shared
3060 and var needs to be modified.
3061 (variable_canonicalize): New function.
3062 (dataflow_set_union): If dst->vars is empty, just share src->vars
3063 with dst->vars and traverse with variable_canonicalize to canonicalize
3064 and unshare what is needed.
3065 (dataflow_set_different): If old_set and new_set use the same shared
3066 htab, they aren't different. If number of htab elements is different,
3067 htabs are different. Use shared_hash_*.
3068 (dataflow_set_destroy): Call shared_hash_destroy instead of
3070 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
3071 second argument to dataflow_set_init.
3072 (vt_initialize): Likewise. Initialize shared_hash_pool and
3073 empty_shared_hash, move bb in/out initialization afterwards.
3074 Use variable_htab_free instead of NULL as changed_variables del hook.
3075 (variable_was_changed): Change type of second argument to pointer to
3076 dataflow_set. When inserting var into changed_variables, bump
3077 refcount. Unshare set->vars if set is shared htab and slot needs to
3079 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
3080 lookup if set->vars is shared. Unshare set->vars if needed.
3081 Even ->refcount == 1 vars must be unshared if set->vars is shared
3082 and var needs to be modified. Adjust variable_was_changed caller.
3083 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
3084 vars must be unshared if set->vars is shared and var needs to be
3085 modified. Adjust variable_was_changed caller.
3086 (emit_note_insn_var_location): Don't pool_free var.
3087 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
3089 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
3090 free_alloc_pool on shared_hash_pool.
3092 2009-06-20 Anthony Green <green@moxielogic.com>
3094 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
3095 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
3097 2009-06-20 Richard Guenther <rguenther@suse.de>
3099 * tree-ssa-structalias.c (find_func_aliases): For memset use
3100 a constraint from NULL if we memset to zero.
3101 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
3102 we explicitly handle that do not read from memory.
3103 (call_may_clobber_ref_p_1): Properly handle builtins that may
3106 2009-06-20 Richard Guenther <rguenther@suse.de>
3108 PR tree-optimization/40495
3109 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
3110 (new_scalar_tmp_constraint_exp): New function.
3111 (process_constraint): Do not create temporary decls.
3112 (process_all_all_constraints): Likewise.
3113 (handle_const_call): Likewise.
3114 (create_function_info_for): Do not set decl.
3116 2009-06-19 Ian Lance Taylor <iant@google.com>
3118 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
3119 (rs6000_attribute_table): Make static; move before use.
3121 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
3123 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
3124 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
3125 Propagate the TREE_READONLY flag without overwriting it.
3126 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
3127 Propagate the TREE_READONLY flag onto the result.
3128 (process_call_operands): Move around. Use correct constant value.
3130 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3133 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
3134 * config/arm/arm.md: Likewise.
3136 2009-06-19 Ian Lance Taylor <iant@google.com>
3138 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
3139 to GIMPLE_ERROR_MARK.
3141 * c-typeck.c (build_conditional_expr): Add op1_original_type and
3142 op2_original_type parameters. Warn about using different enum types.
3143 * c-parser.c (c_parser_conditional_expression): Pass original
3144 types to build_conditional_expr.
3145 * c-tree.h (build_conditional_expr): Update declaration.
3147 2009-06-19 Ian Lance Taylor <iant@google.com>
3149 * config/i386/i386.c (ix86_function_specific_save): Test that
3150 fields match values, rather than testing the values are in a
3153 2009-06-19 Richard Guenther <rguenther@suse.de>
3155 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
3157 (ptr_derefs_may_alias_p): Likewise.
3158 (ptr_deref_may_alias_ref_p_1): New function.
3159 (ptr_deref_may_alias_ref_p): Likewise.
3160 (ref_maybe_used_by_call_p_1): Handle builtins that are not
3161 covered by looking at the ESCAPED solution.
3162 (call_may_clobber_ref_p_1): Likewise.
3163 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
3164 Handle NULL_TREE offset. Do not produce redundant constraints.
3165 (process_all_all_constraints): New helper function.
3166 (do_structure_copy): Use it.
3167 (handle_lhs_call): Likewise.
3168 (find_func_aliases): Handle some builtins with pointer arguments
3169 and/or return values explicitly.
3171 2009-06-19 Ian Lance Taylor <iant@google.com>
3173 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
3175 2009-06-19 Ian Lance Taylor <iant@google.com>
3177 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
3179 2009-06-19 Ian Lance Taylor <iant@google.com>
3181 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
3182 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
3185 * c-decl.c (finish_decl): If -Wc++-compat, warn about
3186 uninitialized const.
3188 2009-06-19 Ian Lance Taylor <iant@google.com>
3190 * dse.c (struct store_info): Rename bitmap field to bmap. Change
3193 * c-decl.c (in_struct, struct_types): Remove.
3194 (struct c_binding): Add in_struct field.
3195 (c_binding_ptr): Define type, along with VEC.
3196 (struct c_struct_parse_info): Define.
3197 (struct_parse_info): New static variable.
3198 (bind): Initialize in_struct field.
3199 (start_struct): Remove enclosing_in_struct and
3200 enclosing_struct_types parameters. Add
3201 enclosing_struct_parse_info parameter. Change all callers. Set
3202 struct_parse_info rather than in_struct and struct_types.
3203 (grokfield): If -Wc++-compat and there is a symbol binding for the
3204 field name, set the in_struct flag and push it on the
3205 struct_parse_info->fields vector.
3206 (warn_cxx_compat_finish_struct): New static function.
3207 (finish_struct): Remove enclosing_in_struct and
3208 enclosing_struct_types parameters. Add
3209 enclosing_struct_parse_info parameter. Change all callers. Don't
3210 set C_TYPE_DEFINED_IN_STRUCT here. Call
3211 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
3212 parameter. Only push on struct_types if warn_cxx_compat.
3213 (finish_enum): Only push on struct_types if warn_cxx_compat.
3214 (declspecs_add_type): Add loc parameter. Change all callers.
3215 Change all error calls to error_at. Pass loc, not input_location,
3216 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
3217 defined in a struct. If -Wc++-compat and parsing a struct, record
3218 that a typedef name was used.
3219 * c-parser.c (c_parser_declspecs): Get location to pass to
3221 (c_parser_struct_or_union_specifier): Update calls to start_struct
3223 * c-tree.h (struct c_struct_parse_info): Declare.
3224 (finish_struct, start_struct): Update declarations.
3225 (declspecs_add_type): Update declaration.
3227 2009-06-19 Ian Lance Taylor <iant@google.com>
3229 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
3230 variable with an anonymous type.
3232 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3234 * see.c: Remove for real.
3236 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3238 * optabs.h (enum optab_index): Add new OTI_significand.
3239 (significand_optab): Define corresponding macro.
3240 * optabs.c (init_optabs): Initialize significand_optab.
3241 * genopinit.c (optabs): Implement significand_optab using
3242 significand?f2 patterns.
3243 * builtins.c (expand_builtin_mathfn): Handle
3244 BUILT_IN_SIGNIFICAND{,F,L}.
3245 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
3246 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
3248 * config/i386/i386.md (significandxf2, significand<mode>2): New
3249 expanders to implement significandf, significand and significandl
3250 built-ins as inline x87 intrinsics.
3252 2009-06-18 Anatoly Sokolov <aesok@post.ru>
3254 * config/avr/avr.c (avr_override_options): Remove setting value of
3255 PARAM_INLINE_CALL_COST.
3257 2009-06-18 Richard Henderson <rth@redhat.com>
3260 * tree-pass.h (TDF_ASMNAME): New.
3261 * tree-dump.c (dump_options): Add asmname.
3262 * doc/invoke.texi: Document it.
3264 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
3265 (dump_decl_name): ...here.
3266 (dump_function_name): New flags arg; mind TDF_ASMNAME.
3267 (dump_generic_node): Update dump_function_name calls.
3268 (print_call_name): New flags arg; update all dump calls.
3269 * diagnostic.h (print_call_name): Update.
3270 * gimple-pretty-print.c (dump_gimple_call): Update.
3272 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
3275 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
3277 2009-06-18 Diego Novillo <dnovillo@google.com>
3279 * doc/plugins.texi: Document plugin_is_GPL_compatible.
3280 * plugin.c (str_license): Declare.
3281 (try_init_one_plugin): Assert that the symbol
3282 'plugin_is_GPL_compatible' exists.
3284 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
3287 * Makefile.in (OBJS-common): Remove see.o.
3289 * common.opt (fsee): Mark as preserved for backward compatibility.
3290 * opts.c (common_handle_option): Add OPT_fsee to the backward
3291 compatibility section.
3292 * passes.c (init_optimization_passes, pass_see): Remove pass.
3293 * timevar.def (TV_SEE): Remove.
3294 * tree-pass.h (pass_see): Remove declaration.
3295 * doc/invoke.texi (-fsee): Remove documentation.
3297 2009-06-18 Martin Jambor <mjambor@suse.cz>
3299 * tree-sra.c: Include statistics.h
3300 (sra_stats): New variable.
3301 (sra_initialize): Clear sra_stats.
3302 (create_access_replacement): Increment sra_stats.replacements.
3303 (get_access_replacement): Do not return twice.
3304 (analyze_all_variable_accesses): Increment statistics counter by the
3305 number of scalarized aggregates.
3306 (generate_subtree_copies): Increment sra_stats.subtree_copies.
3307 (sra_modify_expr): Increment sra_stats.exprs.
3308 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
3309 (sra_modify_assign): Increment sra_stats.exprs,
3310 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
3311 (perform_intra_sra): Update statistics counters.
3312 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
3314 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3316 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
3317 (arm_scalar_mode_supported_p): New function.
3319 2009-06-18 Paul Brook <paul@codesourcery.com>
3320 Sandra Loosemore <sandra@codesourcery.com>
3322 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
3323 (__extendhfsf2, __truncsfhf2): Define.
3324 * config/arm/fp16.c: New file.
3325 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3326 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3328 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3330 * doc/extend.texi (Half-Precision): New section.
3331 * doc/invoke.texi (Option Summary): List -mfp16-format.
3332 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
3333 * config/arm/arm.opt (mfp16-format=): New.
3334 * config/arm/arm.c: Include intl.h.
3335 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
3336 (TARGET_INVALID_RETURN_TYPE): Redefine.
3337 (TARGET_PROMOTED_TYPE): Redefine.
3338 (TARGET_CONVERT_TO_TYPE): Redefine.
3339 (arm_fp16_format): Define.
3340 (all_fpus): Add entry for neon-fp16.
3341 (fp_model_for_fpu): Likewise.
3342 (struct fp16_format): Declare.
3343 (all_fp16_formats): Define.
3344 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
3346 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
3348 (arm_legitimate_index_p): Treat HFmode like HImode.
3349 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
3350 (coproc_secondary_reload_class): Special-case HFmode.
3351 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
3352 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
3353 (arm_init_fp16_builtins): New.
3354 (arm_init_builtins): Call it.
3355 (arm_invalid_parameter_type): New.
3356 (arm_invalid_return_type): New.
3357 (arm_promoted_type): New.
3358 (arm_convert_to_type).
3359 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
3361 (arm_emit_fp16_const): New function.
3362 (arm_mangle_type): Mangle __fp16 as "Dh".
3363 * config/arm/arm.h (TARGET_VFPD32): Make it know about
3365 (TARGET_NEON_FP16): New.
3366 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
3367 (enum fputype): Add FPUTYPE_NEON_FP16.
3368 (enum arm_fp16_format_type): Declare.
3369 (arm_fp16_format): Declare.
3370 (LARGEST_EXPONENT_IS_NORMAL): Define.
3371 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
3372 * config/arm/arm-modes.def (HFmode): Define.
3373 * config/arm/vfp.md: (*movhf_vfp): New.
3376 * config/arm/arm.md: (fpu): Add neon_fp16.
3377 (floatsihf2, floatdihf2): New.
3378 (fix_trunchfsi2, fix_trunchfdi2): New.
3382 (*arm32_movhf): New.
3383 (*thumb1_movhf): New.
3384 (consttable_2): Add check for HFmode constants.
3385 (consttable_4): Handle HFmode constants.
3387 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
3389 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
3391 2009-06-17 Olivier Hainque <hainque@adacore.com>
3393 * collect2.c (main): Use CONST_CAST2 to perform char ** to
3394 const char ** conversion in AIX specific section.
3396 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
3398 * config/i386/i386.c (ix86_special_builtin_type): Remove
3399 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
3400 (bdesc_special_args): Updated.
3401 (ix86_init_mmx_sse_builtins): Likewise.
3402 (ix86_expand_special_args_builtin): Likewise.
3404 2009-06-17 Richard Henderson <rth@redhat.com>
3406 * tree-pretty-print.c (maybe_dump_asm_name): New.
3407 (dump_decl_name): Use it.
3408 (PRINT_FUNCTION_NAME): Merge into...
3409 (dump_function_name): ... here. Use maybe_dump_asm_name.
3411 2009-06-17 Cary Coutant <ccoutant@google.com>
3413 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
3415 * debug.c (struct gcc_debug_hooks): Change placeholder for
3417 (debug_nothing_int_charstar_int): Replaced by...
3418 (debug_nothing_int_charstar_int_bool): ...this.
3419 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
3420 source_line prototype.
3421 (debug_nothing_int_charstar_int): Replaced by...
3422 (debug_nothing_int_charstar_int_bool): ...this.
3423 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
3424 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
3425 Output is_stmt operand when necessary.
3426 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
3427 (notice_source_line): Add is_stmt parameter.
3428 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
3429 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
3431 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
3432 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
3434 2009-06-17 Ian Lance Taylor <iant@google.com>
3436 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
3438 (struct store_by_pieces_d): Rename from store_by_pieces. Change
3441 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
3443 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
3444 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
3445 tree_strip_sign_nop_conversions and
3446 tree_ssa_strip_useless_type_conversions rather than stripping
3447 the operations here.
3448 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
3450 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
3451 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
3452 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
3453 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
3456 2009-06-17 Michael Eager <eager@eagercon.com>
3458 * config/rs6000/constraints.md (register_constraint "d"): New.
3459 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
3460 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
3461 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
3462 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
3463 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
3464 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
3465 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
3466 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
3467 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
3468 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
3470 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
3471 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
3472 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
3473 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
3474 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3475 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
3476 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
3477 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
3478 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
3479 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
3480 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
3481 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
3482 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
3483 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
3485 2009-06-16 Ian Lance Taylor <iant@google.com>
3487 * profile.c (total_num_never_executed): Don't define.
3488 (compute_branch_probabilities): Don't count or print
3490 (init_branch_prob): Don't set total_num_never_executed.
3491 (end_branch_prob): Don't print total_num_never_executed.
3493 2009-06-17 David Daney <ddaney@caviumnetworks.com>
3495 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
3497 2009-06-17 David Edelsohn <edelsohn@gnu.org>
3499 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
3500 (nabstd2_fpr): Same.
3502 2009-06-17 Steve Ellcey <sje@cup.hp.com>
3504 * expr.c (expand_assignment): Change complex type check.
3506 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
3508 * doc/plugins.texi (Building GCC plugins): Added new section.
3510 2009-06-17 Ian Lance Taylor <iant@google.com>
3512 * c-pch.c (get_ident): Don't set size of templ array.
3513 (pch_init): Don't set size of partial_pch array.
3515 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
3516 string constant to intialize an array whose size is the length of
3519 2009-06-17 Richard Guenther <rguenther@suse.de>
3521 PR tree-optimization/40389
3522 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
3523 to addressable types.
3524 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
3526 2009-06-17 Richard Guenther <rguenther@suse.de>
3529 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
3530 if there is no evolution of left in the loop bail out.
3531 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
3532 chrec_fold_multiply.
3534 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
3535 Janis Johnson <janis187@us.ibm.com>
3538 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
3539 for the symbol ref of a constant that is the source of a move
3540 - nor for any other not-obvious-label-ref constants.
3542 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
3544 * plugin.c (position_pass): Skip newly inserted pass during list
3545 traversal to avoid repeated insertion.
3547 2009-06-16 Ian Lance Taylor <iant@google.com>
3549 * vec.h (VEC_stack_alloc): Define different version if
3550 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
3551 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
3552 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
3553 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3555 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
3557 * config.gcc (extra_headers): Add ia32intrin.h for x86.
3559 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
3560 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
3561 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
3562 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
3563 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
3564 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3565 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3566 (bdesc_special_args): Add __builtin_ia32_rdtsc and
3567 __builtin_ia32_rdtscp.
3568 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
3569 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
3570 and __builtin_ia32_rorhi.
3571 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
3572 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3573 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3574 (ix86_expand_args_builtin): Likewise.
3575 (ix86_expand_special_args_builtin): Likewise.
3577 * config/i386/i386.md (UNSPECV_RDTSCP): New.
3578 (UNSPECV_RDTSC): Likewise.
3579 (UNSPECV_RDPMC): Likewise.
3580 (*bsr): Renamed to ...
3582 (*bsr_rex64): Renamed to ...
3586 (*rdpmc_rex64): Likewise.
3589 (*rdtsc_rex64): Likewise.
3591 (*rdtscp): Likewise.
3592 (*rdtscp_rex64): Likewise.
3594 * config/i386/ia32intrin.h: New.
3596 * config/i386/x86intrin.h: Include <ia32intrin.h>.
3598 2009-06-16 Ian Lance Taylor <iant@google.com>
3600 * ira-build.c (copy_info_to_removed_store_destinations):
3601 Initialize parent_a.
3603 2009-06-16 Ian Lance Taylor <iant@google.com>
3605 * c-decl.c (grokdeclarator): Change size_varies to bool.
3607 2009-06-16 Ian Lance Taylor <iant@google.com>
3609 * sel-sched.c: Make forward declarations of move_op_hooks and
3610 fur_hooks explicitly extern.
3612 2009-06-16 Ian Lance Taylor <iant@google.com>
3614 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
3615 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
3617 2009-06-16 Ian Lance Taylor <iant@google.com>
3619 * resource.c (mark_referenced_resources): Change
3620 include_delayed_effects parameter to bool. Change all callers.
3621 (mark_end_of_function_resources): Likewise.
3622 * reorg.c (insn_references_resource_p): Likewise.
3623 (insn_sets_resource_p): Likewise.
3624 * resource.h (mark_referenced_resources): Update declaration.
3625 (mark_end_of_function_resources): Update declaration.
3627 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3629 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
3631 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3633 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
3634 GCC can bootstrap on AIX with GNU Binutils 2.20.
3636 2009-06-16 Ian Lance Taylor <iant@google.com>
3638 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
3640 2009-06-16 Ian Lance Taylor <iant@google.com>
3642 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
3643 inline, not extern inline.
3644 (exact_log2): Likewise.
3645 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
3647 (exact_log2): Likewise, but don't test CTZ_HWI.
3649 2009-06-16 Ian Lance Taylor <iant@google.com>
3651 * bitmap.c (bitmap_clear): Don't declare as inline.
3652 * gimple.c (gimplify_assign): Likewise.
3653 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
3654 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
3655 (sched_scan_info): Remove duplicate definition.
3657 2009-06-16 Ian Lance Taylor <iant@google.com>
3659 * c-common.c (skip_evaluation): Don't define.
3660 (c_inhibit_evaluation_warnings): Define global variable.
3661 (overflow_warning): Check c_inhibit_evaluation_warnings rather
3662 than skip_evaluation.
3663 (convert_and_check, warn_for_div_by_zero): Likewise.
3664 * c-common.h (skip_evaluation): Don't declare.
3665 (c_inhibit_evaluation_warnings): Declare.
3666 * c-parser.c (c_parser_typeof_specifier): Set
3667 c_inhibit_evaluation_warnings rather than skip_evaluation.
3668 (c_parser_conditional_expression): Likewise.
3669 (c_parser_binary_expression): Likewise.
3670 (c_parser_sizeof_expression): Likewise.
3671 (c_parser_alignof_expression): Likewise.
3672 * c-typeck.c (build_indirect_ref): Check
3673 c_inhibit_evaluation_warnings rather than skip_evaluation.
3674 (build_conditional_expr, build_binary_op): Likewise.
3676 2009-06-16 Richard Guenther <rguenther@suse.de>
3678 * tree-ssa-alias.c (is_escape_site): Remove.
3679 * tree-ssa-alias.h (enum escape_type): Remove.
3680 (is_escape_site): Likewise.
3681 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
3682 via casts and asms without deferring to is_escape_site.
3684 2009-06-16 Jakub Jelinek <jakub@redhat.com>
3687 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
3688 use gen_lowpart if op0 has complex mode.
3690 2009-06-16 Richard Guenther <rguenther@suse.de>
3692 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
3693 variables add them to ESCAPED.
3694 (find_func_aliases): Do not make all indirectly stored values escaped.
3696 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
3698 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
3701 2009-06-16 Martin Jambor <mjambor@suse.cz>
3703 PR tree-optimization/40432
3704 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
3705 check whether we need to force gimple register operand.
3707 2009-06-16 Martin Jambor <mjambor@suse.cz>
3709 PR tree-optimization/40413
3710 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
3711 build_ref_for_offset.
3712 (propagate_subacesses_accross_link): Fix a typo in a comment.
3714 2009-06-16 Ira Rosen <irar@il.ibm.com>
3716 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3717 with additional parameter.
3718 * tree-vectorizer.h (enum vect_def_type): Add new value
3720 (enum vect_relevant): Add comments.
3721 (vect_is_simple_reduction): Add new argument.
3722 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
3723 Detect nested cycles.
3724 (vect_is_simple_reduction): Update documentation, add an argument to
3725 distinguish inner-loop reduction from nested cycle, detect nested
3726 cycles, fix printings and indentation, don't swap operands in case
3728 (get_initial_def_for_reduction): Handle subtraction.
3729 (vect_create_epilog_for_reduction): Add new argument to specify
3731 (vect_finalize_reduction): Handle subtraction, fix comments.
3732 (vectorizable_reduction): Handle nested cycles. In case of nested
3733 cycle keep track of the reduction variable position. Call
3734 vect_is_simple_reduction with additional parameter. Use original
3735 statement code in reduction epilogue for nested cycle. Call
3736 vect_create_epilog_for_reduction with additional parameter.
3737 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
3738 inner-loop vectorization.
3739 (vect_recog_widen_sum_pattern): Likewise.
3740 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
3742 (vect_mark_stmts_to_be_vectorized): Likewise.
3743 (vect_get_vec_def_for_operand): Handle nested cycles.
3745 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3747 * doc/invoke.texi (Debugging Options): Fix option index entries
3748 for -fdump-statistics, -frandom-seed add entries for
3749 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
3750 (FRV Options): Fix entries for -mTLS, -mtls.
3751 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
3752 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
3753 (M68hc1x Options): Fix @itemx for -mnominmax.
3754 (MCore Options): Fix entry for -mno-lsim.
3755 (MMIX Options): Fix entry for -mabi=mmixware.
3756 (PDP-11 Options): Fix entry for -mbcopy-builtin.
3758 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
3760 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
3761 Mention the plugin mode of gengtype.
3762 * doc/gty.texi (Source Files Containing Type Information): Likewise.
3763 * gengtype.c: Updated copyright.
3764 (plugin_files, nb_plugin_files) Added new static variables.
3765 (measure_input_list) Care about plugin_files.
3766 (write_rtx_next): Added early return in plugin mode.
3767 (create_file): Updated copyright year in generated file. Added
3769 (oprintf): Added early return if NULL outf.
3770 (get_output_file_with_visibility): Care of plugin_files.
3771 (get_output_file_name): May return null.
3772 (write_local): Added early return.
3773 (put_mangled_filename): Ditto.
3774 (finish_root_table): Added check for base_files.
3775 (write_roots): Care about null when plugins.
3776 (main): Added plugin mode.
3778 2009-06-15 Ian Lance Taylor <iant@google.com>
3780 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
3781 * gcov.c (read_count_file): Add braces around variables declared
3784 * c.opt (Wjump-misses-init): New warning.
3785 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
3786 -Wall and -Wc++-compat if not already set.
3787 (c_common_post_options): Clear warn_jump_misses_init if it was not
3789 * c-decl.c (struct c_binding): Change type field to a union with
3790 new label field. Make it the first field in the struct. Update
3791 references to type to use u.type instead.
3792 (struct c_spot_bindings): Define.
3793 (struct c_goto_bindings): Define.
3794 (c_goto_bindings_p): Define, along with VECs.
3795 (struct c_label_vars): Define.
3796 (struct c_scope): Add has_label_bindings field.
3797 (bind_label, set_spot_bindings): New static functions.
3798 (decl_jump_unsafe, update_spot_bindings): New static functions.
3799 (update_label_decls): New static function.
3800 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
3801 Update binding u.label field to shadowed field.
3802 (c_binding_start_stmt_expr): New function.
3803 (c_binding_end_stmt_expr): New function.
3804 (pushdecl): Don't call c_begin_vm_scope.
3805 (make_label): Add defining and p_label_vars parameters. Change
3807 (lookup_label): Correct test for whether a label has not yet been
3808 defined. Call bind_label rather than bind.
3809 (warn_about_goto): New static function.
3810 (lookup_label_for_goto): New function.
3811 (declare_label): Call bind_label rather than bind.
3812 (check_earlier_gotos): New static function.
3813 (define_label): Don't give errors about jumping into statement
3814 expressions or scopes of variably modified types. Call
3815 set_spot_bindings and check_earlier_gotos. Call bind_label
3816 instead of bind. Don't set label_context_stack_se or
3817 label_context_stack_vm.
3818 (c_get_switch_bindings): New function.
3819 (c_release_switch_bindings): New function.
3820 (c_check_switch_jump_warnings): New function.
3821 (start_function): Don't set label_context_stack_se or
3822 label_context_stack_vm.
3823 (finish_function): Likewise.
3824 * c-typeck.c (label_context_stack_se): Don't define.
3825 (label_context_stack_vm): Don't define.
3826 (c_finish_goto_label): Call lookup_label_for_goto rather than
3827 lookup_label. Don't give errors about jumping into a statement
3828 expression or the scope of a variably modified type. Don't set
3829 label_context_stack_se or label_context_stack_vm.
3830 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
3831 fields. Add bindings field.
3832 (c_start_case): Don't set deleted fields. Set bindings field.
3833 (do_case): Rework order of tests. Don't check blocked_stmt_expr
3834 or blocked_vm. Call c_check_switch_jump_warnings.
3835 (c_finish_case): Don't test blocked_stmt_expr field. Call
3836 c_release_switch_bindings.
3837 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
3838 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3839 set label_context_stack_se. Call c_bindings_start_stmt_expr.
3840 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
3841 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3842 set label_context_stack_se. Call c_bindings_end_stmt_expr.
3843 (c_begin_vm_scope, c_end_vm_scope): Don't define.
3844 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
3845 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
3846 (C_DECL_UNJUMPABLE_VM): Don't define.
3847 (C_DECL_UNDEFINABLE_VM): Don't define.
3848 (struct c_label_list): Don't define.
3849 (struct c_label_context_se): Don't define.
3850 (struct c_label_context_vm): Don't define.
3851 (struct c_spot_bindings): Declare.
3852 (c_bindings_start_stmt_expr): Declare.
3853 (c_bindings_end_stmt_expr): Declare.
3854 (lookup_label_for_goto): Declare.
3855 (c_get_switch_bindings, c_release_switch_bindings): Declare.
3856 (c_check_switch_jump_warnings): Declare.
3857 (label_context_stack_se, label_context_stack_vm): Don't declare.
3858 (c_finish_goto_label): Update declaration.
3859 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
3860 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
3861 (Warning Options): Document -Wjump-misses-init.
3863 2009-06-15 Jakub Jelinek <jakub@redhat.com>
3865 * tree-object-size.c (addr_object_size): Fix a pasto in the last
3868 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3870 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
3872 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3874 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
3876 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3878 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
3880 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3882 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
3883 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
3884 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
3885 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
3886 * dwarf2asm.c (dw2_force_const_mem): Update call to
3888 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
3889 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
3890 * langhooks.c (lhd_comdat_group): Remove.
3891 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
3892 * tree.h (DECL_COMDAT_GROUP): New.
3893 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
3894 (tree_decl_with_vis): Add comdat_group. Remove one_only.
3895 (make_decl_one_only): Change signature.
3896 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
3898 (make_decl_one_only): Change signature.
3899 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
3901 2009-06-15 Richard Guenther <rguenther@suse.de>
3904 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
3906 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3908 * tree-ssa-math-opts.c: Remove extra divide.
3910 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3912 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
3914 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3916 * passes.c: Add bswap pass.
3917 * tree-pass.h: Add pass_optimize_bswap declaration.
3918 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
3919 Include rtl.h, expr.h and optabs.h for optab_handler check.
3920 (struct symbolic_number, pass_optimize_bswap): New definition.
3921 (do_shift_rotate, verify_symbolic_number_p): New functions.
3922 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
3923 (gate_optimize_bswap): New function.
3924 * tree.c (widest_int_cst_value): New function.
3925 * tree.h (widest_int_cst_value): Prototype added.
3927 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
3929 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
3930 REG_EQUAL/REG_EQUIV notes.
3932 2009-06-14 Richard Guenther <rguenther@suse.de>
3935 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
3936 has its address taken if NRV was applied and it is addressable.
3937 * tree-ssa-structalias.c (get_constraint_for_address_of): New
3938 function split out from ...
3939 (get_constraint_for_1): ... here.
3940 (handle_rhs_call): Use it to mark the return slot escaped if
3941 it is addressable and NRV was applied.
3943 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3945 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
3946 Change first argument type to location_t.
3947 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
3948 Do not set input_location.
3949 Use loc instead of input_location throughout.
3951 2009-06-13 Richard Guenther <rguenther@suse.de>
3953 PR tree-optimization/40421
3954 * tree-predcom.c (should_unroll_loop_p): Remove.
3955 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
3957 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3959 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3960 Add location argument.
3962 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3964 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
3966 * config/s390/s390.c (s390_build_builtin_va_list): Same.
3967 (s390_gimplify_va_arg): Pass location to create_artificial_label.
3968 * config/spu/spu-protos.h: Add location to
3969 spu_resolve_overloaded_builtin.
3970 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
3971 spu_build_builtin_va_list.
3972 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
3973 argument. Pass location to build_function_call_vec.
3974 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
3976 (emit_fpu_switch): Same.
3977 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
3978 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
3979 to build_decl and create_artificial_label.
3980 (xtensa_gimplify_va_arg_expr): Same.
3981 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
3982 (xstormy16_gimplify_va_arg_expr): Same.
3983 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
3984 * config/arm/arm.c (arm_build_builtin_va_list): Same.
3985 * config/mips/mips.c (mips_build_builtin_va_list): Same.
3986 (mips16_build_function_stub): Same.
3987 (mips16_build_call_stub): Same.
3989 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
3992 * arm/constraints.md (Pa, Pb): New constraints.
3993 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
3994 split pattern to deal with them.
3996 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
3998 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
3999 fix index entry for -Xpreprocessor.
4001 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4003 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4004 Add location argument to build_decl call.
4005 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
4006 (rs6000_init_builtins): Same.
4007 (spe_init_builtins): Same.
4008 (rs6000_gimplify_va_arg): Add location argument to
4009 create_artificial_label call.
4011 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
4013 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
4014 * combine-stack-adj.c (pass_stack_adjustments): Use it.
4015 * Makefile.in: Fix GGC dependency for gcse.o.
4017 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4019 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
4020 * gimple-pretty-print.c (dump_gimple_stmt): Same.
4021 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
4023 * c-parser.c (c_parser_binary_expression): Use current column while
4024 building binary operations.
4025 * common.opt (fshow-column): Enable by default.
4026 * tree-vrp.c (check_array_ref): Use warning_at.
4027 (check_array_bounds): Use location from call back if expr has no
4029 * tree.h: Add location argument to maybe_fold_*.
4030 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
4031 (maybe_fold_offset_to_array_ref): Add location argument and use it.
4032 (maybe_fold_offset_to_component_ref): Same.
4033 (maybe_fold_offset_to_reference): Same.
4034 (maybe_fold_offset_to_address): Same.
4035 (maybe_fold_stmt_indirect): Same.
4036 (maybe_fold_stmt_addition): Same.
4037 (fold_stmt_r): Pass location to maybe_fold_*.
4038 (fold_gimple_assign): Same.
4039 * c-tree.h: Add location argument to finish_decl,
4040 default_function_array_conversion, store_init_value.
4041 * c-decl.c (define_label): Use error_at.
4042 (c_make_fname_decl): Pass location to finish_decl.
4043 (finish_decl): New location argument.
4044 (build_compound_literal): Pass location to store_init_value.
4045 (grokdeclarator): Pass location to finish_decl.
4047 * c-typeck.c (array_to_pointer_conversion): New location argument.
4048 (function_to_pointer_conversion): Same.
4049 (default_function_array_conversion): Same.
4050 (parser_build_unary_op): Pass location to overflow_warning.
4051 (parser_build_binary_op): Same. Use warning_at.
4052 (build_unary_op): Pass location to array_to_pointer_conversion.
4053 (build_c_cast): Pass location to digest_init.
4054 (build_modify_expr): New location argument.
4055 (convert_for_assignment): Same.
4056 (store_init_value): Same.
4057 (digest_init): Same.
4058 (output_init_element): Pass location to digest_init and
4059 array_to_pointer_conversion.
4060 (c_finish_return): Pass location to convert_for_assignment.
4061 * gimplify.c (gimplify_conversion): Pass location to
4062 maybe_fold_offset_to_address.
4063 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
4064 to maybe_fold_stmt_addition.
4065 * c-omp.c (c_finish_omp_atomic): Pass new location to
4067 (c_finish_omp_for): Same.
4068 * c-common.c (overflow_warning): New argument.
4069 * c-common.h: New argument to build_modify_expr, overflow_warning.
4070 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
4072 (c_parser_initializer): Pass location to
4073 default_function_array_conversion.
4074 (c_parser_initelt): Same.
4075 (c_parser_initval): Same.
4076 (c_parser_asm_operands): Same.
4077 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
4078 (c_parser_conditional_expression): Same.
4079 (c_parser_binary_expression): Add location info to stack. Use it.
4080 (c_parser_unary_expression): Pass location to
4081 default_function_array_conversion, parser_build_unary_op,
4082 build_indirect_ref, c_parser_postfix_expression_after_primary.
4083 (c_parser_postfix_expression_after_primary): New location argument.
4085 (c_parser_expression_conv): Pass location to
4086 default_function_array_conversion.
4087 (c_parser_expr_list): Same.
4088 (c_parser_omp_atomic): Same.
4089 (c_parser_omp_for_loop): Same.
4090 * c-tree.h: (struct c_declarator): Add comment to id_loc.
4091 (build_array_declarator): New argument.
4092 * c-decl.c (build_array_declarator): Add location argument.
4093 (grokdeclarator): Set id_loc for cdk_array.
4094 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
4095 build_array_declarator.
4096 * tree.c (build_omp_clause): Add location argument.
4097 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
4098 (OMP_CLAUSE_LOCATION): New macro.
4099 (struct tree_omp_clause): Add location field.
4100 (build_omp_clause): Add argument.
4101 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
4102 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
4104 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
4105 (cp_parser_omp_clause_collapse): Same.
4106 (cp_parser_omp_clause_default): Same.
4107 (cp_parser_omp_clause_if): Same.
4108 (cp_parser_omp_clause_nowait): Same.
4109 (cp_parser_omp_clause_num_threads): Same.
4110 (cp_parser_omp_clause_ordered): Same.
4111 (cp_parser_omp_clause_schedule): Same.
4112 (cp_parser_omp_clause_untied): Same.
4113 (cp_parser_omp_for_loop): Same.
4114 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4115 * c-tree.h (c_start_case): Add location argument.
4116 (c_process_expr_stmt): Same.
4117 (c_finish_goto_*): Same.
4118 * tree-parloops.c (initialize_reductions): Pass location to
4120 (create_parallel_loop): Same.
4121 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
4122 (gfc_trans_omp_reduction_list): Same.
4123 (gfc_trans_omp_clauses): Same.
4124 (gfc_trans_omp_do): Same.
4125 * c-typeck.c (c_finish_goto_label): Same.
4126 (c_finish_goto_ptr): New location argument.
4127 (c_start_case): Same.
4128 (emit_side_effect_warnings): Same.
4129 (c_process_expr_stmt): Same.
4130 (c_finish_stmt_expr): Same.
4131 (c_finish_omp_clauses): Use error_at instead of error.
4132 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
4134 * c-omp.c (c_split_parallel_clauses): New location argument.
4135 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
4136 to build_omp_clause.
4137 (convert_local_reference_stmt): Same.
4138 (convert_gimple_call): Same.
4139 * c-common.h (c_split_parallel_clauses): New argument.
4140 * c-parser.c (c_parser_statement_after_labels): Pass location to
4141 c_finish_goto_label.
4142 (c_parser_switch_statement): Pass location to c_start_case.
4143 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
4144 and c_process_expr_stmt.
4145 (c_parser_omp_variable_list): Add location argument.
4146 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
4147 (c_parser_omp_clause_default): Same.
4148 (c_parser_omp_clause_if): Same.
4149 (c_parser_omp_clause_num_threads): Same.
4150 (-c_parser_omp_clause_ordered): Same.
4151 (c_parser_omp_clause_reduction): Pass location to
4152 c_parser_omp_variable_list.
4153 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
4154 (c_parser_omp_clause_untied): Same.
4155 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
4156 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4158 * c-tree.h (check_for_loop_decls, undeclared_variable,
4159 build_component_ref, build_array_ref, build_external_ref,
4160 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
4161 build_conditional_expr, build_compound_expr, c_cast_expr,
4162 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
4163 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
4165 * c-semantics.c (build_stmt): Same.
4166 (build_case_label): Same.
4167 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
4168 (undeclared_variable): New argument.
4170 (lookup_label): Pass location on down.
4171 (define_label): Same.
4172 (finish_decl): Same.
4173 (build_compound_literal): Same.
4174 (finish_struct): Same.
4175 (finish_function): Do not set location here.
4176 (check_for_loop_decls): New argument.
4177 * tree.c (save_expr): Set location.
4178 (build_empty_stmt): New argument.
4179 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
4180 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
4181 * builtins.c (gimplify_va_arg_expr): Use locations.
4182 (expand_builtin_sync_operation): Same.
4183 * c-typeck.c (build_component_ref): New argument.
4184 (build_array_ref): Same.
4185 (build_external_ref): Same.
4186 (c_expr_sizeof_expr): Same.
4187 (c_expr_sizeof_type): Same.
4188 (parser_build_unary_op): Same.
4189 (build_conditional_expr): Same.
4190 (build_compound_expr): Pass location on down.
4191 (build_compound_expr): New argument.
4192 (build_c_cast): Same.
4193 (c_cast_expr): Same.
4194 (build_asm_expr): Same.
4195 (c_finish_return): Same.
4196 (c_process_expr_stmt): Pass location on down.
4197 (c_finish_stmt_expr): New argument.
4198 (push_clenaup): Same.
4199 (c_finish_omp_parallel): Same.
4200 (c_finish_omp_task): Same.
4201 * gimplify.c (gimplify_call_expr): Pass location on down.
4202 * c-omp.c (c_finish_omp_master): New argument.
4203 (c_finish_omp_critical): Same.
4204 (c_finish_omp_ordered): Same.
4205 (c_finish_omp_barrier): Same.
4206 (-c_finish_omp_taskwait): Same.
4207 (c_finish_omp_atomic): Same.
4208 (c_finish_omp_flush): Same.
4209 * tree-inline.c (copy_tree_body_r): Pass location on down.
4210 (inline_forbidden_p): Remove use of input_location.
4211 * c-gimplify.c (c_build_bind_expr): New argument.
4212 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
4213 (c_sizeof_or_alignof_type): New argument.
4214 (c_alignof_expr): Same.
4215 (build_va_arg): Same.
4216 (c_add_case_label): Same.
4217 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
4218 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
4219 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
4220 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
4221 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
4222 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
4224 * stub-objc.c (objc_build_selector_expr): Same.
4225 (objc_build_throw_stmt): Same.
4226 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
4227 (c_parser_initelt): Same.
4228 (c_parser_compound_statement): Same.
4229 (c_parser_compound_statement_nostart): Same.
4230 (c_parser_label): Same.
4231 (c_parser_statement_after_labels): Same.
4232 (c_parser_if_body): Same.
4233 (c_parser_else_body): Same.
4234 (c_parser_if_statement): Same.
4235 (c_parser_switch_statement): Same.
4236 (c_parser_while_statement): Same.
4237 (c_parser_do_statement): Same.
4238 (c_parser_for_statement): Same.
4239 (c_parser_asm_statement): Same.
4240 (c_parser_conditional_expression): Same.
4241 (c_parser_binary_expression): Same.
4242 (c_parser_cast_expression): Same.
4243 (c_parser_unary_expression): Same.
4244 (c_parser_sizeof_expression): Same.
4245 (c_parser_alignof_expression): Same.
4246 (c_parser_postfix_expression): Same.
4247 (c_parser_expression): Same.
4248 (c_parser_objc_receiver): Same.
4249 (c_parser_omp_variable_list): Same.
4250 (c_parser_omp_structured_block): Same.
4251 (c_parser_omp_atomic): New argument.
4252 (c_parser_omp_barrier): Same.
4253 (c_parser_omp_critical): Same.
4254 (c_parser_omp_flush): Pass location on down.
4255 (c_parser_omp_for_loop): New argument.
4256 (c_parser_omp_for): Same.
4257 (c_parser_omp_master): Same.
4258 (c_parser_omp_ordered): Same.
4259 (c_parser_omp_sections_scope): Same.
4260 (c_parser_omp_sections): Same.
4261 (c_parser_omp_parallel): Same.
4262 (c_parser_omp_single): Same.
4263 (c_parser_omp_task): Same.
4264 (c_parser_omp_taskwait): Pass location on down.
4265 (c_parser_omp_construct): Same.
4266 (c_parser_omp_threadprivate): Same.
4267 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
4268 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
4269 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
4270 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
4271 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
4272 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
4273 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
4274 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
4275 config/i386/i386.c, stmt.c:
4276 Add location argument to the following function definitions and/or
4277 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
4278 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
4279 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
4280 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
4281 do_case, c_finish_bc_stmt, build_compound_literal,
4282 build_function_call.
4283 * c-decl.c (build_compound_literal): Add location argument.
4284 Make all diagnostic calls use location.
4285 (start_struct): Same.
4286 (finish_struct): Same.
4288 (build_enumerator): Same.
4289 (start_function): Same.
4290 (grokdeclarator): Make all diagnostic calls use location.
4291 (store_parm_decls_oldstyle): Same.
4292 * c-typeck.c (build_function_call): Add location argument.
4293 Make all diagnostic calls use location.
4295 (c_finish_bc_stmt): Same.
4296 * tree-nested.c (get_trampoline_type): Add argument.
4297 Pass location to build_decl.
4298 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
4299 * rtl.h (RTL_LOCATION): New.
4300 * c-common.c (c_add_case_label): Add location argument.
4301 Make all diagnostic calls use location.
4302 * c-common.h: Add location argument to make_fname_decl, do_case,
4303 c_add_case_label, build_function_call, resolve_overloaded_builtin.
4304 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
4305 Set it appropriately for every case. Pass enum_loc to start_enum
4306 call. Pass value_loc first to build_enumerator. Pass enum_loc to
4308 (c_parser_struct_or_union_specifier): Save location. Use it for
4309 start_struct, finish_struct, and parser_xref_tag.
4311 2009-06-12 Ian Lance Taylor <iant@google.com>
4313 * fold-const.c (fold_unary): Rename local variable and to and_expr.
4315 * c-opts.c (c_common_handle_option): For -Wc++-compat set
4316 cpp_opts->warn_cxx_operator_names.
4318 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4321 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
4322 is returns NULL and OP is a VCE, look through the VCE.
4324 2009-06-12 Ian Lance Taylor <iant@google.com>
4327 * collect2.c (main): Use CONST_CAST2 in code inside #if
4328 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
4330 2009-06-12 Joey Ye <joey.ye@intel.com>
4333 * cfgexpand.c (get_decl_align_unit): Update
4334 max_used_stack_slot_alignment with align instead of
4335 stack_alignment_needed.
4337 * function.c (assign_stack_local_1): Update
4338 max_used_stack_slot_alignment with alignment_in_bits instead
4339 of stack_alignment_needed.
4340 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
4343 2009-06-12 Jakub Jelinek <jakub@redhat.com>
4345 * dwarf2out.c (last_var_location_insn): New variable.
4346 (dwarf2out_end_epilogue): Clear last_var_location_insn.
4347 (dwarf2out_var_location): Don't record anything after last real
4348 insn. Only change labels if there were any real instructions
4349 in between last note and this one, or if changed sections.
4351 2009-06-11 Richard Henderson <rth@redhat.com>
4353 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
4354 note when storing the frame pointer in a register.
4355 (FRP): Don't redefine to nothing for epilogue.
4356 (alpha_expand_epilogue): Mark register and sp restores.
4357 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
4359 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
4360 when gen_lowpart is needed.
4362 2009-06-11 Richard Henderson <rth@redhat.com>
4364 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
4366 * dwarf2out.c (need_data_align_sf_opcode): New.
4367 (div_data_align): Move earlier.
4368 (def_cfa_1, reg_save): Use it.
4370 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
4372 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
4373 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
4374 (ix86_handle_option): Handle OPT_mcrc32.
4375 (ix86_target_string): Add -mcrc32.
4376 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
4378 * config/i386/i386.h (TARGET_CRC32): New.
4380 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
4381 (sse4_2_crc32di): Likewise.
4383 * config/i386/i386.opt (mcrc32): New.
4385 * doc/invoke.texi: Document -mcrc32.
4387 2009-06-11 Richard Henderson <rth@redhat.com>
4389 * common.opt (gdwarf-): Accept a version number.
4390 * doc/invoke.texi (gdwarf-): Update docs.
4391 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
4392 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
4393 version level, and record it.
4395 * dwarf2.h (DW_CIE_VERSION): Remove.
4396 * dwarf2out.c (DWARF_VERSION): Remove.
4397 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
4398 (output_call_frame_info): Use CIE version 3 for dwarf3,
4399 or if the return register column is out of range for version 1.
4400 (dwarf_stack_op_name): Add all dwarf3 values.
4401 (DEBUG_PUBTYPES_SECTION): New.
4402 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
4403 encoding change for dwarf3.
4404 (output_die) [dw_val_class_die_ref]: Likewise.
4405 (output_compilation_unit_header): Emit correct version for dwarf3.
4406 (output_line_info): Likewise.
4407 (output_pubnames): Update for DWARF_VERSION removal.
4408 (output_aranges): Likewise.
4409 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
4410 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
4411 (dwarf2out_finish): Likewise.
4413 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4415 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
4418 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4421 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
4422 * builtins.c (expand_builtin_unreachable): New function.
4423 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
4424 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
4425 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
4427 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
4428 searching for missing barriers.
4430 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4432 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
4433 when -fprofile-generate* was passed.
4434 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4436 2009-06-11 Anthony Green <green@moxielogic.com>
4438 * config/moxie/moxie.md: Define length attribute for all instructions.
4440 (*b<cond:code>): Support limited branch ranges for new PC-relative
4441 branch instructions.
4442 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
4444 2009-06-11 Jakub Jelinek <jakub@redhat.com>
4446 * config/i386/i386.c (min_insn_size): Use get_attr_length
4447 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
4450 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
4451 instead of emit_insn_before.
4453 2009-06-10 Ian Lance Taylor <iant@google.com>
4456 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
4459 2009-06-10 Revital Eres <eres@il.ibm.com>
4461 * passes.c (init_optimization_passes): Reschedule
4462 predictive-commoning pass before complete unroll pass.
4464 2009-06-10 Martin Jambor <mjambor@suse.cz>
4466 * cgraph.c (cgraph_node_can_be_local_p): New function.
4467 (cgraph_make_node_local): New function.
4468 * cgraph.h (cgraph_node_can_be_local_p): Declare.
4469 (cgraph_make_node_local): Declare.
4471 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
4473 * tree.h (tree_base): Add packed_flag and user_align fields.
4474 Decrease size of spare field.
4475 (TYPE_USER_ALIGN): Use user_align from tree_base.
4476 (DECL_USER_ALIGN): Likewise.
4477 (TYPE_PACKED): Use packed_flag from tree_base.
4478 (DECL_PACKED): Likewise.
4479 (tree_type): Delete packed_flag and user_align fields. Widen
4480 precision field. Widen mode field and shuffle fields to align
4481 mode on an 8-bit boundary.
4482 (tree_decl_common): Delete decl_flag_1 and user_align fields.
4483 Renumber decl_flag_* fields. Fix comments. Widen
4484 decl_common_unused field.
4485 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
4486 (DECL_EXTERNAL): Likewise.
4487 (DECL_BIT_FIELD): Likewise.
4488 (DECL_NONADDRESSABLE_P): Likewise.
4489 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
4490 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
4492 2009-06-10 Ian Lance Taylor <iant@google.com>
4494 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
4495 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
4496 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
4497 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
4498 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
4499 DEF_VEC_ALLOC_FUNC_P.
4500 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
4501 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
4502 DEF_VEC_ALLOC_FUNC_O.
4503 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
4504 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
4505 DEF_VEC_ALLOC_FUNC_I.
4506 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
4507 (vec_stack_p_reserve_exact_1): Declare.
4508 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
4509 (vec_stack_free): Declare.
4510 (VEC_stack_alloc): Define.
4511 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
4512 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
4513 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
4514 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
4516 (stack_vecs): New static variable.
4517 (vec_stack_p_reserve_exact_1): New function.
4518 (vec_stack_o_reserve_1): New static function.
4519 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
4520 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
4521 (vec_stack_free): New function.
4522 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
4523 (VEC_df_ref_stack_alloc): Define.
4524 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
4525 DEF_VEC_ALLOC_P_STACK.
4526 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
4527 (struct df_collection_rec): Change _vec fields to VEC. Remove
4529 (df_free_collection_rec): Adjust for new fields.
4530 (df_insn_rescan): Use new df_collection_rec fields.
4531 (df_notes_rescan, df_canonize_collection_rec): Likewise.
4532 (df_ref_create_structure, df_ref_record): Likewise.
4533 (df_get_conditional_uses, df_get_call_refs): Likewise.
4534 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
4535 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
4536 (df_record_exit_block_uses, df_bb_verify): Likewise.
4537 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
4538 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
4539 Remove count parameter. Change return type to void. Change all
4541 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
4542 Remove count parameter. Change return type to void. Change all
4544 (df_install_refs): Change old_vec parameter to VEC. Remove count
4545 parameter. Change all callers.
4546 (df_install_mws): Change old_vec parameter to VEC. Remove count
4547 parameter. Change all callers.
4548 (df_refs_verify): Change new_rec parameter to VEC. Change call
4550 (df_mws_verify): Likewise.
4552 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
4554 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
4556 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
4558 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
4560 2009-06-10 Anthony Green <green@moxielogic.com>
4562 * config/moxie/crti.asm: New file.
4563 * config/moxie/crtn.asm: New file.
4564 * config/moxie/moxie.c: New file.
4565 * config/moxie/moxie.h: New file.
4566 * config/moxie/sfp-machine.h: New file.
4567 * config/moxie/moxie-protos.h: New file.
4568 * config/moxie/t-moxie: Created.
4569 * config/moxie/t-moxie-softfp: Created.
4570 * config/moxie/moxie.md: Created.
4571 * config/moxie/constraints.md: Created.
4572 * config.gcc: Add moxie support.
4573 * doc/md.texi (Machine Constraints): Add moxie constraints.
4574 * doc/contrib.texi (Contributors): Mention moxie port.
4575 * doc/install.texi (Specific): Mention the moxie port.
4577 2009-06-09 Ian Lance Taylor <iant@google.com>
4579 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
4581 * optabs.c (optab_table): Only use designated initializers if
4582 HAVE_DESIGNATED_INITIALIZERS is defined.
4583 (convert_optab_table): Likewise.
4584 (init_optabs): Always call init_insn_codes if
4585 HAVE_DESIGNATED_INITIALIZERS is not defined.
4587 2009-06-09 Ian Lance Taylor <iant@google.com>
4589 * targhooks.c (default_builtin_vectorized_function): Change fn
4590 parameter to unsigned int.
4591 (default_builtin_vectorized_conversion): Change code parameter to
4593 (default_builtin_reciprocal): Change fn parameter to unsigned int.
4594 * targhooks.h: Update declarations.
4595 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
4596 parameter to unsigned int.
4598 * c-typeck.c (comptypes_check_enum_int): New static function.
4599 (comptypes_internal): Add enum_and_int_p parameter. Change all
4601 (comp_target_types): Add location parameter. Change all callers.
4602 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
4604 (function_types_compatible_p, type_lists_compatible_p): Likewise.
4605 (build_conditional_expr): Add colon_loc parameter. Change all
4607 (convert_for_assignment): Add location parameter. Change all callers.
4608 * c-parser.c (c_parser_conditional_expression): Pass location of
4609 colon to build_conditional_expr.
4610 * c-tree.h (build_conditional_expr): Update declaration.
4612 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4614 * graphite.c: Revert previous patch.
4616 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4619 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4621 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
4623 * tree-ssa-loop-prefetch.c
4624 (loop_prefetch_arrays): Fixed a portability problem in printf format
4627 2009-06-09 Martin Jambor <mjambor@suse.cz>
4629 PR tree-optimization/40351
4630 * tree-sra.c (propagate_subacesses_accross_link): Check that a
4631 refrence to a potential artifical subaccess can be constructed.
4633 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
4635 * config/sh/sh-protos.h (sh_optimization_options): Declare.
4636 (sh_override_options): Likewise.
4637 * config/sh/sh.c: Include params.h.
4638 (sh_optimization_options): New.
4639 (sh_override_options): Likewise.
4640 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
4641 (OVERRIDE_OPTIONS): Use sh_override_options.
4643 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4645 * dwarf2out.c (emit_cfa_remember): New variable.
4646 (add_fde_cfi): If emit_cfa_remember, recurse to add
4647 DW_CFA_remember_state first.
4648 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
4649 instead just set emit_cfa_remember.
4651 2009-06-08 Jan Hubicka <jh@suse.cz>
4654 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
4656 2009-06-08 Jan Hubicka <jh@suse.cz>
4659 * cgraphunit.c (save_inline_function_body): Do not copy transform
4660 hooks for saved inline bodies.
4661 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
4664 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
4666 * jump.c (returnjump_p): Handle delayed branches. Add missing
4669 2009-06-08 Jan Hubicka <jh@suse.cz>
4672 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
4673 original node might've been modified.
4674 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
4676 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4678 * tree-object-size.c (addr_object_size): Add OSI argument.
4679 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
4680 (compute_builtin_object_size, expr_object_size): Adjust callers.
4681 (plus_stmt_object_size): Call addr_object_size instead of
4682 compute_builtin_object_size.
4684 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
4685 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4687 * tree-ssa-loop-prefetch.c
4688 (gather_memory_references): Introduced a counter for the number of
4690 (anything_to_prefetch_p): Introduced a counter for the number of
4692 (is_loop_prefetching_profitable): New function with a cost model
4694 (loop_prefetch_arrays): Use the new cost model to determine if
4695 prefetching is profitable.
4696 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
4697 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4698 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
4699 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4700 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
4701 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4703 2009-06-08 Michael Matz <matz@suse.de>
4706 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
4707 partitions use the same.
4708 (expand_one_var): Deal with DECL_RTL sometimes begin set also
4709 for basevars of SSA_NAMEs.
4710 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
4711 to not expand them twice.
4712 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
4715 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
4717 * common.opt (fcompare-debug=, fcompare-debug-second): New.
4718 (fdump-final-insns=, gtoggle): New.
4719 * doc/invoke.texi: Document them.
4720 * final.c (rest_of_clean_state): Dump final insn stream.
4721 * gcc.c (invoke_as): Hook in -fcompare-debug.
4722 (static_spec_functions): Add compare-debug-dump-opt,
4723 compare-debug-self-opt and compare-debug-auxbase-opt.
4724 (compare_debug, compare_debug_second, compare_debug_opt): New.
4725 (switches_debug_check, n_switches_debug_check): New.
4726 (debug_auxbase_opt, debug_check_temp_file): New.
4727 (process_command): Handle -fno-compare-debug, -fcompare-debug and
4729 (do_self_spec): Handle arguments after switches.
4730 (do_spec_1): Add .gk extension to temp file basenames for compare.
4731 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
4732 (cc1_options): Use it instead of normal auxbase computation for
4733 the second compare-debug compilation.
4734 (compare_files): New.
4735 (main): Set up and implement compare debug mode.
4736 (compare_debug_dump_opt_spec_function): New.
4737 (compare_debug_self_opt_spec_function): New.
4738 (compare_debug_auxbase_opt_spec_function): New.
4739 * toplev.c (process_options): Handle flag_gtoggle,
4740 flag_dump_final_insns.
4741 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
4742 during -fcompare-debug-second compilation.
4744 2009-06-07 Ian Lance Taylor <iant@google.com>
4746 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
4747 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
4749 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
4750 with no default node. Change warning with %H to warning_at.
4751 Don't clear warn_switch around case checking.
4752 * doc/invoke.texi (Warning Options): Clarify distinction between
4753 -Wswitch and -Wswitch-enum.
4755 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4757 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
4759 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4761 * gbl-ctors.h: Add header guard.
4763 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4765 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
4766 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
4767 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
4768 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
4769 prototypes for removed functions.
4770 (expressions_equal_p): Move to ...
4771 * tree-ssa-sccvn.h: ... here and ...
4772 * matrix-reorg.c: ... adjust includes.
4774 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4776 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
4778 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4780 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
4781 (finish_function): Remove erroneous whitespace.
4783 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4785 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
4786 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
4788 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4790 * errors.c (internal_error): Commentary typo fix.
4791 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
4792 * tree-ssa-pre.c: Ditto.
4794 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4796 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
4797 them is supposed to hold actual statements.
4799 2009-06-06 Ian Lance Taylor <iant@google.com>
4801 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
4802 empty statements can now have attributes.
4804 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
4806 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
4807 * config/mips/mips.md: Ditto.
4809 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4811 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
4813 (__eabi_uconvert): Likewise.
4815 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4817 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
4818 CFI_* definitions with IN_GCC.
4820 2009-06-05 David Edelsohn <edelsohn@gnu.org>
4822 * xcoffout.h (xcoffout_source_line): Update prototype.
4824 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4826 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
4827 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
4829 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4832 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
4833 inlined_function_outer_scope_p blocks for artificial inlines
4835 * tree.c (tree_nonartificial_location): Rewrite using
4836 block_nonartificial_location.
4838 2009-06-05 Revital Eres <eres@il.ibm.com>
4839 Leehod Baruch <leehod@il.ibm.com>
4841 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
4842 (expand_expr_real_1): Remove comment.
4843 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4844 Vectorize misaligned access when the target supports it.
4845 (vect_supportable_dr_alignment): Check for unaligned access support.
4846 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
4849 2009-06-05 Julian Brown <julian@codesourcery.com>
4851 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
4852 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
4854 2009-06-05 Richard Guenther <rguenther@suse.de>
4857 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
4860 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4862 * config/s390/s390.c (global_not_special_regno_p): New static inline.
4863 (save_gprs): Don't tell unwinder when a global register is saved.
4864 (s390_emit_epilogue): Emit needed epilogue unwind info.
4866 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4868 * dwarf2out.c (deferred_asm_name): New.
4869 (add_name_and_src_coords_attributes): Defer creation of
4870 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
4872 (move_linkage_attr): New.
4873 (dwarf2out_finish): Revisit deferrals and emit attributes at the
4876 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4878 * tree-nested.c (finalize_nesting_tree_1): Declare the
4879 frame_decl in the binding tree.
4881 2009-06-04 Cary Coutant <ccoutant@google.com>
4883 * basic-block.h (struct basic_block_def): Add discriminator field.
4884 * dbxout.c (dbxout_source_line): Add new parameter. Change all
4886 * debug.c (do_nothing_debug_hooks): Add additional entry.
4887 (debug_nothing_int_charstar_int): New function.
4888 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
4889 (debug_nothing_int_charstar_int): New declaration.
4890 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
4891 discriminator value in .loc directive.
4892 * final.c (last_discriminator): New variable.
4893 (discriminator): New variable.
4894 (final_start_function): Initialize above variables, pass current
4895 discriminator to debug hook.
4896 (notice_source_line): Check for discriminator change.
4897 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
4898 * sdbout.c (sdbout_source_line): New parameter.
4899 * tree-cfg.c (struct locus_discrim_map): New structure type.
4900 (discriminator_per_locus): New hash table.
4901 (build_gimple_cfg): Allocate and free discriminator hash table.
4902 (make_edges): Call assign_discriminator.
4903 (locus_map_hash): New function.
4904 (locus_map_eq): New function.
4905 (next_discriminator_for_locus): New function.
4906 (same_line_p): New function.
4907 (assign_discriminator): New function.
4908 (make_cond_expr_edges): Call assign_discriminator.
4909 (make_gimple_switch_edges): Likewise.
4910 (first_non_label_stmt): New function.
4911 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
4913 * xcoffout.c (xcoffout_source_line): Add new parameter.
4915 * configure.ac (gcc_cv_as_discriminator): New configury check for
4916 gas support for discriminator.
4917 * configure: Regenerate.
4918 * config.in: Regenerate.
4920 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4922 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
4923 val after checking for integers.
4925 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
4927 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
4929 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
4930 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
4931 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
4932 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
4933 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
4934 X64_SSE_REGPARM_MAX.
4935 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
4936 X64_SSE_REGPARM_MAX.
4938 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4940 * gcc.c (report_times_to_file): New.
4941 (execute): Implement it.
4942 (process_command): Support -time=.
4943 * doc/invoke.texi: Document it.
4945 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4947 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
4948 that have value exprs.
4950 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4952 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
4953 declarations for constants until...
4954 (dw2_output_indirect_constant_1): ... this point.
4956 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
4959 * arm.md (arm_addsi3): Don't try to split an add with an
4960 eliminable register until after reload has completed.
4962 2009-06-03 Ian Lance Taylor <iant@google.com>
4964 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
4965 * genattrtab.c (write_length_unit_log): Likewise.
4966 * genchecksum.c (dosum): Likewise.
4967 * gengtype.c (write_rtx_next): Likewise.
4968 (finish_root_table, write_roots): Likewise.
4969 * gimple.c (gimple_ops_offset_): Likewise.
4970 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
4971 * config/arc/arc.c (arc_attribute_table): Likewise.
4972 * config/arm/arm.c (arm_attribute_table): Likewise.
4973 * config/avr/avr.c (avr_attribute_table): Likewise.
4974 * config/crx/crx.c (crx_attribute_table): Likewise.
4975 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
4976 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
4977 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
4978 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
4979 * config/sh/sh.c (sh_attribute_table): Likewise.
4980 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
4981 * config/spu/spu.c (spu_attribute_table): Likewise.
4982 * config/v850/v850.c (v850_attribute_table): Likewise.
4984 * config/alpha/alpha.c (vms_attribute_table): Make static.
4985 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
4986 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
4987 * config/mips/mips.c (mips_attribute_table): Likewise.
4989 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
4991 (cc1-checksum.o): Likewise.
4993 2009-06-03 Steve Ellcey <sje@cup.hp.com>
4995 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
4997 2009-06-03 Jakub Jelinek <jakub@redhat.com>
4999 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
5000 insn if it is changing sp. Use gen_add3_insn instead of
5001 conditionally gen_addsi3 and gen_adddi3.
5002 (offset_below_red_zone_p): New static inline function.
5003 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
5004 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
5005 * config/rs6000/ppc-asm.h: Include auto-host.h.
5006 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
5007 CFI_RESTORE): Define.
5008 * config/rs6000/crtresxgpr.asm: Add unwind info.
5009 * config/rs6000/crtresxfpr.asm: Likewise.
5010 * config/rs6000/crtresgpr.asm: Likewise.
5011 * config/rs6000/crtresfpr.asm: Likewise.
5012 * config/rs6000/crtsavgpr.asm: Likewise.
5013 * config/rs6000/crtsavfpr.asm: Likewise.
5015 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
5016 argument of DWARF2_FRAME_REG_OUT macros.
5018 2009-06-03 Julian Brown <julian@codesourcery.com>
5020 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
5021 words or less (including TImode) in core registers.
5023 2009-06-03 Richard Guenther <rguenther@suse.de>
5026 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
5028 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
5030 * statistics.c (statistics_counter_event): Do not record event
5031 in pass dump if its number == -1.
5032 (curr_statistics_hash): Add assert that we never get passes
5033 with static number == -1.
5035 2009-06-03 Richard Guenther <rguenther@suse.de>
5036 Andrey Belevantsev <abel@ispras.ru>
5038 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
5039 non-BLKmode arrays addressable.
5041 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
5043 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
5044 * config/m68k/m68k.h: ... here.
5045 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
5048 2009-06-03 Martin Jambor <mjambor@suse.cz>
5050 PR tree-optimization/40323
5051 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
5054 2009-06-03 Richard Guenther <rguenther@suse.de>
5056 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5059 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
5061 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
5062 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
5063 JUMP_TABLE_DATA_P where applicable.
5064 * config/sh/sh.c: Ditto.
5065 * config/sh/sh.h: Ditto.
5066 * config/sh/sh.md: Ditto.
5067 * config/sh/symbian.c: Ditto.
5069 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
5071 * config/i386/driver-i386.c (describe_cache): Optimize
5072 concatenation of strings. Use snprintf instead of sprintf.
5073 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
5074 target when not compiling with GCC.
5076 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
5078 * config/sh/sh.c: Revert last change.
5079 (sh_expand_epilogue): Emit a blockage insn before the frame
5080 pointer adjustment unconditionally.
5082 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5084 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
5085 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
5086 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
5087 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
5088 to COLLECT_GCC_OPTIONS.
5090 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5092 * collect2.c (target_system_root): New variable.
5093 (main): Handle --sysroot=.
5094 (ignore_library): Strip the sysroot from the library path.
5096 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5098 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
5099 (collect2.o): Depend on collect2-aix.h.
5100 (collect2-aix.o): New rule.
5101 * collect2-aix.h: New file.
5102 * collect2-aix.c: Likewise.
5103 * collect2.c: Include collect2-aix.h. Don't undefine
5104 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
5105 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
5106 Use TARGET_AIX_VERSION instead of _AIX51.
5107 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
5108 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
5109 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
5110 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
5111 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
5113 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5115 * collect2.c (ignore_library): Avoid premature post-increment
5118 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5120 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
5121 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
5122 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
5123 CROSS_DIRECTORY_STRUCTURE too.
5124 (LINK_LIBG_SPEC): Likewise.
5125 (LIB_SPEC): Add %R to sysroot paths.
5126 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
5127 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
5128 * config/rs6000/aix51.h: As for aix43.h.
5129 * config/rs6000/aix52.h: Likewise.
5130 * config/rs6000/aix53.h: Likewise.
5131 * config/rs6000/aix61.h: Likewise.
5132 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
5133 to the beginning of sysroot paths.
5135 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5137 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
5138 INSN_LISTs that are out of the REG_NOTE range.
5140 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5142 * loop-unroll.c (struct iv_to_split): Add pointer to next.
5143 (struct var_to_expand): Likewise.
5144 (struct opt_info): Add head and tail for linked lists of the above.
5145 (analyze_insn_to_expand_var): Initialize next.
5146 (analyze_iv_to_split_insn): Likewise.
5147 (analyze_insns_in_loop): Create linked lists.
5148 (allocate_basic_variable): Simplify for use without hash table.
5149 (insert_var_expansion_initialization): Likewise, make it type-safer.
5150 (combine_var_copies_in_loop_exit): Likewise.
5151 (apply_opt_in_copies): Walk lists rather than hash tables.
5152 (release_var_copies): Simplified and inlined by hand into...
5153 (free_opt_info): ... this function.
5155 2009-06-02 Richard Guenther <rguenther@suse.de>
5157 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5160 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5162 * cfgexpand.c (gimple_expand_cfg): Discard the source location
5163 only for builtins that are not overridden.
5165 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5167 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
5170 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5172 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
5174 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5176 * combine.c (move_deaths): Compare LUIDs within the same BB only.
5178 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5180 * common.opt (fdump-unnumbered-links): New.
5181 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
5182 * print-rtl.c (flag_dump_unnumbered_links): New.
5183 (print_rtx): Test it.
5185 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
5187 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
5188 push/pop multiple to 8-byte alignment.
5190 2009-06-01 Jakub Jelinek <jakub@redhat.com>
5192 * config/i386/i386.c (queued_cfa_restores): New static variable.
5193 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
5195 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
5196 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
5197 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
5198 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
5199 note unconditionally.
5200 (ix86_emit_restore_regs_using_mov): Likewise.
5201 (ix86_emit_restore_sse_regs_using_mov): Likewise.
5202 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
5203 it through to ix86_emit_restore_reg_using_pop.
5204 (ix86_emit_leave): Add RED_OFFSET argument. Call
5205 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
5206 instead of adding REG_CFA_OFFSET note unconditionally.
5207 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
5208 the above functions. Call ix86_add_queued_cfa_restore_notes when
5211 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
5212 force output of the label even for dwarf2out_do_cfi_asm.
5213 (add_fde_cfi): If -g2 and above and cfi might change CFA,
5214 force creation of CFI label and chain DW_CFA_set_loc jumping to it
5215 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
5217 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
5218 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
5219 dwarf2out_cfi_label callers.
5220 * tree.h (dwarf2out_cfi_label): Adjust prototype.
5221 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
5222 Adjust dwarf2out_cfi_label callers.
5223 * config/vax/vax.c (vax_output_function_prologue): Likewise.
5225 * config/i386/i386.h (struct machine_cfa_state,
5226 struct machine_function): Guard with ifndef USED_FOR_TARGET
5227 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
5230 * emutls.c (__emutls_get_address): Change arr->size to mean number
5231 of allocated arr->data entries instead of # of slots + 1.
5234 * recog.c (peep2_reinit_state): New function.
5235 (peephole2_init_state): Use it at the end of a basic block and also
5236 when seeing a RTX_FRAME_RELATED_P insn.
5238 2009-06-01 Steve Ellcey <sje@cup.hp.com>
5240 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
5241 fixuns_truncrfdi2): New.
5242 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
5243 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
5244 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
5245 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
5246 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
5247 *recip_approx): Remove.
5248 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
5249 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
5250 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
5252 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
5255 2009-06-01 Ian Lance Taylor <iant@google.com>
5257 * attribs.c (register_attribute): Use CONST_CAST.
5258 * collect2.c (main): Use CONST_CAST2.
5259 (scan_prog_file): Likewise.
5260 * gcc.c (process_command, main): Likewise.
5261 * toplev.c (toplev_main): Likewise.
5263 * c-typeck.c (handle_warn_cast_qual): New static function,
5264 partially broken out of build_c_cast.
5265 (build_c_cast): Call handle_warn_cast_qual.
5266 * doc/invoke.texi (Warning Options): Document new effect of
5269 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
5271 * diagnostic.c (diagnostic_build_prefix): Always print columns.
5272 (diagnostic_report_current_module): Print columns.
5273 * common.opt (flag_show_column): Enable by default.
5275 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
5277 * alias.c (find_base_term): Check for NULL term before returning.
5279 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5281 Revert due to PR40320:
5282 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5283 * calls.c (emit_library_call_value_1): Don't force_operand for move
5286 2009-06-01 Olivier Hainque <hainque@adacore.com>
5287 Eric Botcazou <ebotcazou@adacore.com>
5289 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
5290 to be processed as a bitfield for constructor output purposes.
5291 * output.h (initializer_constant_valid_for_bitfield_p): Declare
5293 * varasm.c (oc_local_state): New type, output_constructor
5294 local state to support communication with helpers.
5295 (oc_outer_state): New type, output_constructor outer state of
5296 relevance in recursive calls.
5297 (output_constructor_array_range): New output_constructor helper,
5298 extracted code for an array range element.
5299 (output_constructor_regular_field): New output_constructor helper,
5300 extracted code for an element that is not a bitfield.
5301 (output_constructor_bitfield): New output_constructor helper,
5302 extracted code for a bitfield element. Accept an OUTER state
5303 argument for recursive processing. Recurse on record or array
5304 CONSTRUCTOR values, possibly past noop conversions.
5305 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
5306 VALUE is a valid constant-valued expression for use in a static
5307 bit-field initializer.
5308 (output_constructor): Rework to use helpers. Accept and honor an
5309 OUTER state argument for recursive calls. Return total size. Be
5310 prepared for nested constructors initializing bitfields.
5311 (output_constant): Feed OUTER in calls to output_constructor.
5313 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5315 * calls.c (emit_library_call_value_1): Don't force_operand for move
5318 2009-06-01 Nick Clifton <nickc@redhat.com>
5320 * doc/invoke.texi (IA-64 Options): Fix typo.
5322 2009-06-01 Ira Rosen <irar@il.ibm.com>
5324 PR tree-optimization/39129
5325 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
5327 (vect_do_peeling_for_loop_bound): Use
5328 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5329 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5330 (vect_loop_versioning): Likewise.
5331 (vect_create_cond_for_alias_checks): Fix indentation.
5332 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
5334 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
5335 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
5336 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
5337 "control flow in loop".
5338 (vect_estimate_min_profitable_iters): Use
5339 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5340 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5341 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
5342 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
5343 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
5344 statement belongs to a group of strided accesses with the exact code
5346 (vectorizable_load): Likewise.
5347 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
5348 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5350 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
5352 * config/freebsd-stdint.h: New file.
5353 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
5354 Add freebsd-stdint.h to tm_file.
5356 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
5358 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
5359 (thumb2_extendhidi2): Likewise.
5361 2009-05-31 Ian Lance Taylor <iant@google.com>
5363 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
5365 2009-05-31 Ian Lance Taylor <iant@google.com>
5367 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
5368 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
5369 (ipa-reference.o): Depend upon gt-ipa-reference.h.
5371 2009-05-31 Jason Merrill <jason@redhat.com>
5373 * tree-pretty-print.c (print_call_name): Take the callee, not the
5374 call itself. Make non-static. Use dump_function_name for functions.
5375 (dump_generic_node): Adjust.
5376 * diagnostic.h: Declare print_call_name.
5377 * gimple-pretty-print.c (dump_gimple_call): Use it.
5379 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5381 * config/sh/sh.md (ashldi3_std): New define_expand.
5384 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5387 * config/sh/sh.c: Include debug.h.
5388 (sh_expand_epilogue): Emit a blockage insn before the frame
5389 pointer adjustment also when dwarf2out_do_frame returns true.
5391 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
5393 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
5394 (thumb2_extendqidi2): New pattern.
5396 2009-05-31 Ira Rosen <irar@il.ibm.com>
5398 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
5399 mark phis for renaming.
5400 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
5401 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
5402 Call mark_sym_for_renaming.
5403 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
5404 * tree-vect-loop.c (vect_transform_loop): Remove
5405 vect_memsyms_to_rename initialization and a call to
5406 mark_set_for_renaming.
5408 2009-05-31 Jakub Jelinek <jakub@redhat.com>
5411 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
5412 frame related even if !set_cfa && style < 0.
5414 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
5416 * config/i386/mingw-tls.c: New file.
5417 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
5418 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
5419 defining _WIN32 but not __CYGWIN__.
5421 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5423 * configure.ac: Add MPC support.
5425 * config.in, configure: Regenerate.
5427 2009-05-29 Richard Henderson <rth@redhat.com>
5429 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
5430 NOTE_INSN_BASIC_BLOCK.
5431 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
5432 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
5433 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
5435 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
5437 (add_cfi): Disable check redefining cfa away from drap.
5438 (lookup_cfa_1): Add remember argument; handle remember/restore.
5439 (lookup_cfa): Pass remember argument.
5440 (cfa_remember): New.
5441 (compute_barrier_args_size_1): Remove sibcall check.
5442 (dwarf2out_frame_debug_def_cfa): New.
5443 (dwarf2out_frame_debug_adjust_cfa): New.
5444 (dwarf2out_frame_debug_cfa_offset): New.
5445 (dwarf2out_frame_debug_cfa_register): New.
5446 (dwarf2out_frame_debug_cfa_restore): New.
5447 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
5448 (dwarf2out_begin_epilogue): New.
5449 (dwarf2out_frame_debug_restore_state): New.
5450 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
5451 DW_CFA_restore_state.
5452 (output_cfi_directive): Likewise.
5453 (convert_cfa_to_fb_loc_list): Likewise.
5454 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
5455 * dwarf2out.h: Update.
5456 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
5457 (copy_insn_1): Early out for null.
5458 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
5459 and dwarf2out_frame_debug_restore_state.
5460 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
5461 (prologue_insn_hash, epilogue_insn_hash): New.
5462 (free_after_compilation): Adjust freeing accordingly.
5463 (record_insns): Create hash table if needed; push insns into
5464 hash instead of array.
5465 (maybe_copy_epilogue_insn): New.
5466 (contains): Search hash table instead of array.
5467 (sibcall_epilogue_contains): Remove.
5468 (thread_prologue_and_epilogue_insns): Split eh_return insns
5469 and mark them as epilogues.
5470 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
5471 scanning in terms of basic blocks.
5472 * insn-notes.def (CFA_RESTORE_STATE): New.
5473 * jump.c (returnjump_p_1): Accept EH_RETURN.
5474 (eh_returnjump_p_1, eh_returnjump_p): New.
5475 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
5476 CFA_REGISTER, CFA_RESTORE): New.
5477 * rtl.def (EH_RETURN): New.
5478 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
5480 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
5481 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
5483 * config/i386/i386.c (gen_push): Update cfa state.
5484 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
5485 add a CFA_ADJUST_CFA note.
5486 (ix86_dwarf_handle_frame_unspec): Remove.
5487 (ix86_expand_prologue): Update cfa state.
5488 (ix86_emit_restore_reg_using_pop): New.
5489 (ix86_emit_restore_regs_using_pop): New.
5490 (ix86_emit_leave): New.
5491 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
5492 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
5493 * config/i386/i386.h (struct machine_cfa_state): New.
5494 (ix86_cfa_state): New.
5495 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
5496 (eh_return_internal): Merge from eh_return_<mode>,
5497 use eh_return rtx, split w/ epilogue.
5499 2009-05-29 Ian Lance Taylor <iant@google.com>
5501 * builtins.c (validate_gimple_arglist): Don't use va_arg with
5503 * calls.c (emit_library_call_value_1): Likewise.
5505 * c-typeck.c (c_build_va_arg): New function.
5506 * c-tree.h (c_build_va_arg): Declare.
5507 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
5508 instead of build_va_arg.
5510 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
5512 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
5513 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
5514 (ptr_difference_cost): Use affine combinations to compute it.
5515 (difference_cost): Likewise.
5516 (get_computation_cost_at): Compute more accurate cost for addresses
5517 if the ratio is a multiplier allowed in addresses.
5518 For non-addresses, consider that an additional offset or symbol is
5521 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5523 * config/i386/i386.c (ix86_decompose_address): Avoid useless
5524 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
5526 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
5527 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
5528 (prefix_rex): For UNIT_MMX don't imply the prefix by default
5530 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
5531 to 1 for TYPE_SSE{IADD1,CVT1}.
5532 (prefix_vex_imm8): Removed.
5533 (length_vex): Only pass 1 as second argument to
5534 ix86_attr_length_vex_default if prefix_extra is 0.
5535 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
5536 (length): For prefix vex computation use length_immediate
5537 attribute instead of prefix_vex_imm8.
5538 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
5539 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
5540 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
5541 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
5542 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
5543 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
5544 a space in between the operands.
5545 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
5546 if one operand is 0xff and the other one si, di, bp or sp.
5547 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
5548 other one si, di, bp or sp.
5549 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
5550 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
5551 type and mode attributes.
5552 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
5553 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
5554 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
5555 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
5556 prefix_data16 attribute iff MODE_DF.
5557 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
5558 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
5559 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
5560 constm128_operand in length_immediate computation.
5561 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
5562 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
5563 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
5564 length_immediate attribute to 1.
5565 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
5566 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
5567 for certain alternatives.
5568 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
5569 prefix_data16 attribute if MODE_V1DF.
5570 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
5571 length_immediate to 1.
5572 (set_got_rex64, set_rip_rex64): Remove length attribute, set
5573 length_address to 4, set mode attribute to MODE_DI.
5574 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
5575 (fxam<mode>2_i387): Set length attribute to 4.
5576 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
5577 *prefetch_3dnow_rex): Override length_address attribute.
5578 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
5580 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
5581 (constm128_operand): Removed.
5582 * config/i386/i386.c (memory_address_length): For
5583 disp && !index && !base in 64-bit mode account for SIB byte if
5584 print_operand_address can't optimize disp32 into disp32(%rip)
5585 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
5586 for fs: or gs: segment.
5587 (ix86_attr_length_immediate_default): When checking if shortform
5588 is possible, truncate immediate to the length of the non-shortened
5590 (ix86_attr_length_address_default): Ignore MEM_P operands
5592 (ix86_attr_length_vex_default): Only check for DImode on
5593 GENERAL_REG_P operands.
5594 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
5595 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
5596 (sse_cvttps2pi): Clear prefix_rep attribute.
5597 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
5599 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
5600 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
5601 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
5602 iff operand 2 is const_int_operand.
5603 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
5604 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
5605 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
5607 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
5609 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
5610 prefix_data16 attribute for movlpd and movhpd instructions.
5611 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
5612 length_immediate for shufpd instruction.
5613 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
5614 (avx_cmpp<avxmodesuffixf2c><mode>3,
5615 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
5616 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
5617 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
5618 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
5619 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
5620 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
5621 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
5622 prefix_data16 attribute for the first alternative to 1.
5623 (*avx_loadlps): Override length_immediate for the first alternative.
5624 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
5625 attributes for second alternative.
5626 (*vec_concatv2sf_sse4_1): Override length_immediate and
5627 prefix_data16 attributes for second alternative.
5628 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
5629 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
5630 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
5631 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
5632 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
5633 prefix_data16 and length_immediate to 1.
5634 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
5636 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
5637 prefix_extra attribute for variants that don't have 0f prefix alone.
5638 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
5639 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
5640 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
5641 *sse4_1_pextrd): Set length_immediate to 1.
5642 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
5643 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
5645 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
5646 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
5647 length_immediate to 1 for second alternative.
5648 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
5649 prefix_extra and length_immediate attributes for the first
5651 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
5653 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
5654 to 1 for the first and third alternative.
5655 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
5657 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
5659 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
5661 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
5662 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
5663 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
5664 *avx_psign<mode>3): Set prefix_extra attribute to 1.
5665 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
5666 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
5667 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
5668 ssse3_psign<mode>3): Override prefix_rex attribute.
5669 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
5670 (ssse3_palignrti): Override length_immediate to 1.
5671 (ssse3_palignrdi): Override length_immediate to 1, override
5672 prefix_rex attribute.
5673 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
5674 (sse4a_extrqi): Override length_immediate to 2.
5675 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
5676 (sse4a_insertq): Override prefix_data16 to 0.
5677 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
5678 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
5679 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
5680 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
5681 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
5682 and length_immediate to 1.
5683 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
5684 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
5685 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
5686 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
5687 and length_immediate to 1.
5688 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
5689 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
5690 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
5691 avx_ptest256): Override prefix_extra to 1.
5692 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
5693 Override prefix_data16 and length_immediate to 1.
5694 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
5695 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
5696 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
5697 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
5698 prefix_data16 to 0 and prefix_extra to 2.
5699 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
5700 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
5702 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
5703 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
5704 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
5705 and prefix_extra to 2.
5706 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
5707 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
5708 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
5709 avx_vpermilvar<mode>3,
5710 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
5711 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
5712 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
5713 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
5714 Override prefix_extra to 1.
5715 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
5716 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
5717 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
5718 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
5719 prefix_extra and length_immediate to 1.
5720 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
5722 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
5723 to 1 for the first alternative.
5724 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
5725 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
5727 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
5728 *movv2sf_internal_avx, *movv2sf_internal): Override
5729 prefix_rep attribute for certain alternatives.
5730 (*mov<mode>_internal): Override prefix_rep or prefix_data16
5731 attributes for certain alternatives.
5732 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
5733 attributes for certain alternatives.
5734 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
5735 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
5736 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
5737 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
5738 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
5739 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
5740 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
5741 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
5742 length_immediate to 1 if operand 2 is const_int_operand.
5743 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
5744 *vec_extractv2si_1): Set length_immediate attribute to 1.
5745 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
5746 using old 3DNOW insn rather than SSE/3DNOW_A.
5747 (mmx_emms, mmx_femms): Clear modrm attribute.
5749 2009-05-29 Martin Jambor <mjambor@suse.cz>
5751 * tree-sra.c: New implementation of SRA.
5753 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
5754 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
5755 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
5756 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
5757 (SRA_MAX_STRUCTURE_COUNT): Removed.
5758 (SRA_FIELD_STRUCTURE_RATIO): Removed.
5759 * doc/invoke.texi (sra-max-structure-size): Removed.
5760 (sra-field-structure-ratio): Removed.
5762 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5765 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
5768 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
5770 PR rtl-optimization/40101
5771 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
5772 seqno. Adjust comment.
5773 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
5774 inserting bookkeeping before a jump, the jump is not scheduled.
5775 When no positive seqno found, provide a value. Add comment.
5777 2009-05-29 Richard Guenther <rguenther@suse.de>
5779 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
5780 short-cutting on the first component.
5782 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5785 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
5786 for trees other than decls/types.
5788 2009-05-29 Richard Guenther <rguenther@suse.de>
5790 * tree-ssa-operands.c (get_expr_operands): Do not handle
5791 INDIRECT_REFs in the handled-component case. Remove
5792 unused get_ref_base_and_extent case.
5793 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
5794 tree_low_cst and host_integerp where possible.
5795 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
5796 codes for equivalence.
5797 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
5799 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
5801 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
5802 to tmake_file for i[34567]86-*-cygwin*.
5804 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5807 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
5808 (altivec_categorize_keyword, init_vector_keywords,
5809 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
5812 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
5814 * tree.c (handle_dll_attribute): Check if node is
5815 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
5817 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
5819 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
5821 (thumb2_zero_extendqidi2): Likewise.
5823 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
5825 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
5826 instead of gen_movrt.
5827 * config/sh/sh.md (movrt): Remove.
5829 2009-05-28 Steve Ellcey <sje@cup.hp.com>
5831 * doc/invoke.texi (IA-64 Options):
5832 Add -msdata, -mfused-madd, -mno-inline-float-divide,
5833 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
5834 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
5835 -msched-prefer-non-control-spec-insns,
5836 -msched-stop-bits-after-every-cycle,
5837 -msched-count-spec-in-critical-path,
5838 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
5839 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
5840 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
5841 and -msched-spec-verbose.
5843 2009-05-28 Joseph Myers <joseph@codesourcery.com>
5845 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
5846 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
5848 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
5850 2009-05-28 Richard Guenther <rguenther@suse.de>
5852 * tree-ssa-alias.c (ao_ref_init): New function.
5853 (ao_ref_base): Likewise.
5854 (ao_ref_base_alias_set): Likewise.
5855 (ao_ref_alias_set): Likewise.
5856 (refs_may_alias_p_1): Change signature.
5857 (refs_may_alias_p): Adjust.
5858 (refs_anti_dependent_p): Likewise.
5859 (refs_output_dependent_p): Likewise.
5860 (call_may_clobber_ref_p_1): Change signature.
5861 (call_may_clobber_ref_p): Adjust.
5862 (stmt_may_clobber_ref_p_1): New function split out from ...
5863 (stmt_may_clobber_ref_p): ... here.
5864 (maybe_skip_until): Adjust signature.
5865 (get_continuation_for_phi): Likewise.
5866 (walk_non_aliased_vuses): Likewise.
5867 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
5868 (ao_ref_init): Declare.
5869 (ao_ref_base): Likewise.
5870 (ao_ref_alias_set): Likewise.
5871 (stmt_may_clobber_ref_p_1): Likewise.
5872 (walk_non_aliased_vuses): Adjust.
5873 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
5874 (get_ref_from_reference_ops): remove.
5875 (vn_reference_lookup_2): Adjust signature.
5876 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
5877 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
5878 (vn_reference_lookup): Adjust.
5879 (vn_reference_insert): Likewise.
5880 (vn_reference_insert_pieces): Adjust signature.
5881 (visit_reference_op_call): Adjust.
5882 * tree-ssa-pre.c (get_expr_type): Simplify.
5883 (phi_translate_1): Adjust.
5884 (compute_avail): Likewise.
5885 (translate_vuse_through_block): Do not re-build trees.
5886 (value_dies_in_block_x): Likewise.
5887 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
5889 (vn_reference_lookup_pieces): Adjust declaration.
5890 (vn_reference_insert_pieces): Likewise.
5892 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
5894 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
5895 with checking disabled.
5897 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
5901 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
5902 macro definition for support of three-operand format aligned
5903 .comm directive in assembler on cygwin/pe/mingw target OS.
5904 * configure: Regenerate.
5905 * config.h: Regenerate.
5907 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
5908 aligned form of .comm directive if -mpe-aligned-commons is in effect.
5909 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
5911 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
5912 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
5914 2009-05-28 Ira Rosen <irar@il.ibm.com>
5916 PR tree-optimization/40254
5917 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
5918 in analysis of basic blocks.
5920 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
5923 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
5924 * target-def.h (TARGET_CONST_ANCHOR): New macro.
5925 (TARGET_INITIALIZER): Use it.
5926 * cse.c (CHEAPER): Move it up to the other macros.
5927 (insert): Rename this ...
5928 (insert_with_costs): ... to this. Add cost parameters. Update
5930 (insert): New function. Call insert_with_costs.
5931 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
5932 find_reg_offset_for_const, try_const_anchors): New functions.
5933 (cse_insn): Call try_const_anchors. Adjust cost of src_related
5934 when using a const-anchor. Call insert_const_anchors.
5935 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
5936 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
5938 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5940 * tree-inline.c (remap_decls): Enable nonlocalized variables
5941 when not optimizing.
5943 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5945 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
5946 Simplify other tests involving optimize.
5948 2009-05-27 Tom Tromey <tromey@redhat.com>
5950 * unwind-dw2.c (_Unwind_DebugHook): New function.
5951 (uw_install_context): Call _Unwind_DebugHook.
5953 2009-05-27 Tom Tromey <tromey@redhat.com>
5955 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
5957 2009-05-27 Ian Lance Taylor <iant@google.com>
5959 * Makefile.in (LINKER, LINKER_FLAGS): Define.
5960 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
5961 (ALL_LINKERFLAGS): Define.
5962 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
5963 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5964 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
5965 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5966 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
5967 $(LINKER_FOR_BUILD).
5968 (build/gcov-iov$(build_exeext)): Likewise.
5970 2009-05-27 Julian Brown <julian@codesourcery.com>
5972 * gcse.c (target.h): Include.
5973 (can_assign_to_reg_without_clobbers_p): Check that the target allows
5974 copy of argument to a pseudo register.
5976 2009-05-27 Diego Novillo <dnovillo@google.com>
5978 * tree-ssa-live.c (dump_scope_block): Document arguments.
5979 (dump_scope_blocks): Document.
5980 (debug_scope_blocks): New.
5981 * tree-flow.h (debug_scope_blocks): Declare.
5983 2009-05-21 Denis Chertykov <denisc@overta.ru>
5985 * doc/contrib.texi (Contributors): Add myself to the list.
5987 2009-05-27 Olivier Hainque <hainque@adacore.com>
5989 * expr.c (target_align): New function. Alignment the TARGET of an
5990 assignment may be assume to have.
5991 (highest_pow2_factor_for_target): Use it instead of relying on
5992 immediate tree attributes of TARGET, not necessarily honored when
5993 intermediate bitfields are involved.
5995 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
5998 * config/i386/driver-i386.c (host_detect_local_cpu): Support
5999 AVX, SSE4, AES, PCLMUL and POPCNT.
6001 2009-05-27 Diego Novillo <dnovillo@google.com>
6003 * tree-pretty-print.c (dump_location): New.
6004 (dump_generic_node): Call it.
6005 Factor code to handle BLOCK nodes ...
6006 (dump_block_node): ... here.
6008 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
6010 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
6012 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
6014 * gcc-plugin.h: Include config.h and system.h.
6015 (IN_GCC): Define if not defined.
6017 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
6020 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
6023 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
6025 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
6027 * config/m32r/m32r.h: Ditto.
6028 * config/m32r/m32r.md: Ditto.
6029 * config/m32r/predicates.md: Ditto.
6031 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
6033 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
6035 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
6038 (Loading plugins): typo.
6039 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
6040 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6041 (Interacting with the GCC Garbage Collector): Added new section.
6042 (Giving information about a plugin): Added new section for
6044 * ggc.h (ggc_register_root_tab): Added declaration.
6045 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
6046 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
6047 (register_callback): Improved comment in declaration.
6048 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
6049 (extra_root_vec) Added static variable for dynamic roots registration.
6050 (ggc_register_root_tab) Added new routine.
6051 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
6052 PLUGIN_GGC_MARKING event.
6053 * ggc-zone.c: Include plugin.h.
6054 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6055 * ggc-page.c: Include plugin.h.
6056 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6057 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
6058 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
6059 (register_callback): check lack of callbacks for
6060 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
6061 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
6062 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
6063 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6064 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
6065 dependency on plugin.h.
6066 (plugin.o): Added dependency on ggc.h...
6068 2009-05-26 Richard Guenther <rguenther@suse.de>
6072 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6073 with mismatched comparison modes.
6075 * expr.c (expand_expr_real_1): Expand the operand of a
6076 VIEW_CONVERT_EXPR in its natural mode.
6078 2009-05-26 Ian Lance Taylor <iant@google.com>
6080 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
6081 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
6082 (ALL_COMPILERFLAGS): Define.
6083 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
6084 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6085 (collect2$(exeext), collect2.o): Likewise.
6086 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
6087 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
6088 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
6089 (libbackend.o, intl.o, cppdefault.o): Likewise.
6090 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6091 (build/%.o): Use $(COMPILER_FOR_BUILD).
6092 (build/gen%$(build_exeext)): Likewise.
6093 (build/gcov-iov$(build_exeext)): LIkewise.
6094 * config/t-darwin (darwin.o): Use $(COMPILER).
6095 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
6096 * config/t-sol2 (sol2-c.o): Likewise.
6098 * config/t-vxworks (vxworks.o): Likewise.
6099 * config/x-darwin (host-darwin.o): Likewise.
6100 * config/x-hpux (host-hpux.o): Likewise.
6101 * config/x-linux (host-linux.o): Likewise.
6102 * config/x-solaris (host-solaris.o): Likewise.
6103 * config/alpha/x-alpha (driver-alpha.o): Likewise.
6104 * config/arm/t-arm (arm-c.o): Likewise.
6105 * config/arm/t-pe (pe.o): Likewise.
6106 * config/arm/t-wince-pe (pe.o): Likewise.
6107 * config/i386/t-cygming (winnt.o): Likewise.
6108 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
6109 * config/i386/t-cygwin (cygwin1.o): Likewise.
6110 (cygwin2.o): Likewise.
6111 * config/i386/t-i386 (i386-c.o): Likewise.
6112 * config/i386/t-interix (winnt.o): Likewise.
6113 * config/i386/t-netware (netware.o): Likewise.
6114 * config/i386/t-nwld (nwld.o): Likewise.
6115 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
6116 * config/i386/x-i386 (driver-i386.o): Likewise.
6117 * config/i386/x-cygwin (host-cygwin.o): Likewise.
6118 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
6119 * config/ia64/t-ia64 (ia64-c.o): Likewise.
6120 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
6121 * config/mips/x-native (driver-native.o): Likewise.
6122 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
6123 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
6124 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
6125 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
6126 * config/score/t-score-elf (score7.o): Likewise.
6127 (score3.o): Likewise.
6128 * config/sh/t-sh (sh-c.o): Likewise.
6129 * config/sh/t-symbian (sh-c.o): Likewise.
6130 (symbian.o): Likewise.
6131 * config/spu/t-spu-elf (spu-c.o): Likewise.
6132 * config/v850/t-v850 (v850-c.o): Likewise.
6133 * config/v850/t-v850e (v850-c.o): Likewise.
6135 2009-05-26 Richard Guenther <rguenther@suse.de>
6137 PR tree-optimization/40122
6138 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
6139 VECTOR_CSTs if possible.
6140 (fold_gimple_assign): Likewise.
6142 2009-05-26 Richard Guenther <rguenther@suse.de>
6145 * fold-const.c (fold_binary): Use the correct types for building
6148 2009-05-26 Richard Guenther <rguenther@suse.de>
6150 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
6151 redundant calls to merge_alias_info.
6152 (bump_vector_ptr): Likewise.
6153 * tree-ssa-copy.c (merge_alias_info): Remove.
6154 (replace_exp_1): Remove call to merge_alias_info.
6155 (propagate_tree_value): Likewise.
6156 (fini_copy_prop): Propagate points-to info.
6157 * tree-flow.h (merge_alias_info): Remove.
6159 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
6161 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
6163 2009-05-25 Jan Hubicka <jh@suse.cz>
6165 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6166 * cgraph.h (struct inline_summary): New filed self_wize,
6167 size_inlining_benefit, self_time and time_inlining_benefit.
6168 (struct cgraph_global_info): Replace insns by time ans size fields.
6169 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6170 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6171 (ipcp_update_callgraph): Do not touch function bodies.
6172 * ipa-inline.c: Include except.h
6173 (MAX_TIME): New constant.
6174 (overall_insns): Remove.
6176 (overall_size, max_benefit): New static variables.
6177 (cgraph_estimate_time_after_inlining): New function.
6178 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6179 (cgraph_clone_inlined_nodes): Update size.
6180 (cgraph_mark_inline_edge): Update size.
6181 (cgraph_estimate_growth): Use size info.
6182 (cgraph_check_inline_limits): Check size.
6183 (cgraph_default_inline_p): Likewise.
6184 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6185 (cgraph_decide_recursive_inlining): Check size.
6186 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6188 (cgraph_decide_inlining): Likewise.
6189 (cgraph_decide_inlining_incrementally): Likewise; honor
6190 PARAM_EARLY_INLINING_INSNS.
6191 (likely_eliminated_by_inlining_p): New predicate.
6192 (estimate_function_body_sizes): New function.
6193 (compute_inline_parameters): Use it.
6194 * except.c (must_not_throw_labels): New function.
6195 * except.h (must_not_throw_labels): Declare.
6196 * tree-inline.c (init_inline_once): Kill inlining_weigths
6197 * tree-ssa-structalias.c: Avoid uninitialized warning.
6198 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6199 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6200 (PARAM_INLINE_CALL_COST): Remove.
6201 (PARAM_EARLY_INLINING_INSNS): New.
6203 2009-05-25 Richard Guenther <rguenther@suse.de>
6205 PR tree-optimization/36327
6206 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
6207 callback for reference translation or lookup at the point of may-defs.
6208 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
6209 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
6210 for union COMPONENT_REFs.
6211 (vn_reference_lookup_3): New callback. Lookup from memset
6212 and CONSTRUCTOR assignment, translate through struct copies.
6213 (vn_reference_lookup_pieces): Make sure to not free the
6214 passed operands array. Adjust walk_non_aliased_vuses call.
6215 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
6216 make sure we do not leak memory.
6218 2009-05-25 Richard Guenther <rguenther@suse.de>
6220 * tree-ssa-alias.h (dump_points_to_solution): Declare.
6221 * tree-inline.c (expand_call_inline): Reset the escaped and
6223 * tree-ssa-structalias.c (pass_build_ealias): New.
6224 * tree-pass.h (pass_build_ealias): Declare.
6225 * passes.c (init_optimization_passes): Add PTA during
6226 early optimizations.
6227 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
6228 and CALLUSED solutions.
6229 (dump_points_to_solution): New function, split out from ...
6230 (dump_points_to_info_for): ... here.
6231 * tree-parloops.c (parallelize_loops): Reset the escaped and
6234 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6237 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
6238 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
6240 2009-05-25 Ira Rosen <irar@il.ibm.com>
6242 PR tree-optimization/40238
6243 * tree-vect-stmts.c (vect_init_vector): Insert initialization
6244 statements after basic block's labels.
6245 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
6246 to free the allocated memory.
6248 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
6250 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
6251 return address with a USE.
6253 2009-05-24 Richard Guenther <rguenther@suse.de>
6256 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
6257 array type from the main variant of the inner type.
6259 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6261 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
6262 definition to bool (from int) to un-break build.
6263 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
6265 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
6267 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
6268 discard_stmt_changes): Delete.
6269 * tree-ssa-operands.c (scb_stack): Delete.
6270 (init_ssa_operands): Do not initialize it.
6271 (fini_ssa_operands): Do not free it.
6272 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
6274 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
6275 update_stmt, remove the others. Fix comments.
6276 * tree-dfa.c (optimize_stack_restore): Likewise.
6277 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
6278 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
6279 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
6280 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
6282 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
6283 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
6284 (dom_opt_finalize_block): Likewise, adjusting access to
6286 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
6287 (stmts_to_rescan): Change item type to gimple.
6288 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
6290 2009-05-24 Ira Rosen <irar@il.ibm.com>
6292 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
6293 * tree-pass.h (pass_slp_vectorize): New pass.
6294 * params.h (SLP_MAX_INSNS_IN_BB): Define.
6295 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
6296 * tree-vectorizer.c (timevar.h): Include.
6297 (user_vect_verbosity_level): Declare.
6298 (vect_location): Fix comment.
6299 (vect_set_verbosity_level): Update user_vect_verbosity_level
6300 instead of vect_verbosity_level.
6301 (vect_set_dump_settings): Add an argument. Ignore user defined
6302 verbosity if dump flags require higher level of verbosity. Print to
6303 stderr only for loop vectorization.
6304 (vectorize_loops): Update call to vect_set_dump_settings.
6305 (execute_vect_slp): New function.
6306 (gate_vect_slp): Likewise.
6307 (struct gimple_opt_pass pass_slp_vectorize): New.
6308 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
6310 (vec_info_for_bb): New function.
6311 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
6312 (VECTORIZATION_ENABLED): New macro.
6313 (SLP_ENABLED, SLP_DISABLED): Likewise.
6314 (vect_is_simple_use): Add bb_vec_info argument.
6315 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
6316 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
6317 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
6318 vect_schedule_slp, vect_analyze_slp): Likewise.
6319 (vect_analyze_stmt): Add slp_tree argument.
6320 (find_bb_location): Declare.
6321 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
6322 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
6323 (vect_analyze_loop_operations, vect_analyze_loop,
6324 get_initial_def_for_induction, vect_create_epilog_for_reduction,
6325 vect_finalize_reduction, vectorizable_reduction,
6326 vectorizable_live_operation, vect_transform_loop): Likewise.
6327 * tree-data-ref.c (dr_analyze_innermost): Update comment,
6328 skip evolution analysis if analyzing a basic block.
6329 (dr_analyze_indices): Likewise.
6330 (initialize_data_dependence_relation): Skip the test whether the
6331 object is invariant for basic blocks.
6332 (compute_all_dependences): Skip dependence analysis for data
6333 references in basic blocks.
6334 (find_data_references_in_stmt): Don't fail in case of invariant
6335 access in basic block.
6336 (find_data_references_in_bb): New function.
6337 (find_data_references_in_loop): Move code to
6338 find_data_references_in_bb and add a call to it.
6339 (compute_data_dependences_for_bb): New function.
6340 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
6341 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
6343 (vect_analyze_data_ref_dependence): Check for interleaving in case of
6344 unknown dependence in basic block and fail in case of dependence in
6346 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
6347 dependence instances from either loop or basic block vectorization
6349 (vect_compute_data_ref_alignment): Check if it is loop vectorization
6350 before calling nested_in_vect_loop_p.
6351 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
6352 dependence instances from either loop or basic block vectorization
6354 (vect_verify_datarefs_alignment): Likewise.
6355 (vect_enhance_data_refs_alignment): Adjust function calls.
6356 (vect_analyze_data_refs_alignment): Likewise.
6357 (vect_analyze_group_access): Fix printing. Skip different checks if
6358 DR_STEP is 0. Keep strided stores either in loop or basic block
6359 vectorization data structure. Fix indentation.
6360 (vect_analyze_data_ref_access): Fix comments, allow zero step in
6362 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
6363 dependence instances from either loop or basic block vectorization
6365 (vect_analyze_data_refs): Update comment. Call
6366 compute_data_dependences_for_bb to analyze basic blocks.
6367 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
6368 case of loop vectorization. In case of basic block vectorization use
6369 data-ref itself as a base.
6370 (vect_create_data_ref_ptr): In case of basic block vectorization:
6371 don't advance the pointer, add new statements before the current
6372 statement. Adjust function calls.
6373 (vect_supportable_dr_alignment): Support only aligned accesses in
6374 basic block vectorization.
6375 * common.opt (ftree-slp-vectorize): New flag.
6376 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
6377 (vect_pattern_recog_1): Likewise.
6378 * tree-vect-stmts.c (process_use): Likewise.
6379 (vect_init_vector): Add new statements in the beginning of the basic
6380 block in case of basic block SLP.
6381 (vect_get_vec_def_for_operand): Adjust function calls.
6382 (vect_finish_stmt_generation): Likewise.
6383 (vectorizable_call): Add assert that it is loop vectorization, adjust
6385 (vectorizable_conversion, vectorizable_assignment): Likewise.
6386 (vectorizable_operation): In case of basic block SLP, take
6387 vectorization factor from statement's type and skip the relevance
6388 check. Adjust function calls.
6389 (vectorizable_type_demotion): Add assert that it is loop
6390 vectorization, adjust function calls.
6391 (vectorizable_type_promotion): Likewise.
6392 (vectorizable_store): Check for outer loop only in case of loop
6393 vectorization. Adjust function calls. For basic blocks, skip the
6394 relevance check and don't advance pointers.
6395 (vectorizable_load): Likewise.
6396 (vectorizable_condition): Add assert that it is loop vectorization,
6397 adjust function calls.
6398 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
6399 that it is not reduction, get vector type, call only supported
6400 functions, skip loop specific parts.
6401 (vect_transform_stmt): Check for outer loop only in case of loop
6403 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
6404 (vect_is_simple_use): Fix comment, add new argument, fix conditions
6405 for external definition.
6406 * passes.c (pass_slp_vectorize): New pass.
6407 * tree-vect-slp.c (find_bb_location): New function.
6408 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
6409 check for patterns only in loops.
6410 (vect_build_slp_tree): Add argument, adjust function calls, fail in
6411 case of multiple types in basic block SLP.
6412 (vect_mark_slp_stmts_relevant): New function.
6413 (vect_supported_load_permutation_p): Fix comment.
6414 (vect_analyze_slp_instance): Add argument. In case of basic block
6415 SLP, take vectorization factor from statement's type, check that
6416 unrolling factor is 1. Adjust function call. Save SLP instance in
6417 either loop or basic block vectorization structure. Return FALSE,
6419 (vect_analyze_slp): Add argument. Get strided stores groups from
6420 either loop or basic block vectorization structure. Return FALSE
6421 if basic block SLP failed.
6422 (new_bb_vec_info): New function.
6423 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
6424 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
6425 (vect_schedule_slp): Add argument. Get SLP instances from either
6426 loop or basic block vectorization structure. Set vectorization factor
6427 to be 1 for basic block SLP.
6428 (vect_slp_transform_bb): New function.
6429 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
6431 2009-05-23 Mark Mitchell <mark@codesourcery.com>
6433 * final.c (shorten_branches): Do not align labels for jump tables.
6434 (final_scan_insn): Use JUMP_TABLE_DATA_P.
6436 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
6438 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
6439 Remove outdated reference to flow.c and fix nits.
6440 * doc/gccint.texi: Tweak RTL description.
6441 * doc/rtl.texi: Likewise.
6443 2009-05-23 Denis Chertykov <chertykov@gmail.com>
6445 * config/avr/avr.c: Change my email address.
6446 * config/avr/avr.h: Likewise.
6447 * config/avr/avr.md: Likewise.
6448 * config/avr/avr-protos.h: Likewise.
6449 * config/avr/libgcc.S: Likewise.
6451 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6453 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
6454 (spu_split_load, spu_split_store): Change return type to int.
6455 (spu_split_convert): Declare.
6456 * config/spu/predicates.md (spu_mem_operand): Remove.
6457 (spu_mov_operand): Update.
6458 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
6459 * config/spu/spu.c (regno_aligned_for_load): Remove.
6460 (reg_aligned_for_addr, spu_expand_load): Define.
6461 (spu_expand_extv): Reimplement and handle MEM.
6462 (spu_expand_insv): Handle MEM.
6463 (spu_sched_reorder): Handle insn's with length 0.
6464 (spu_legitimate_address_p): Reimplement.
6465 (store_with_one_insn_p): Return TRUE for any mode with size
6466 larger than 16 bytes.
6467 (address_needs_split): Define.
6468 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
6470 (spu_convert_move): Define.
6471 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
6472 (spu_split_store): Change all MEM's to TImode.
6473 (spu_init_expanders): Preallocate registers that correspond to
6474 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
6476 (spu_split_convert): Define.
6477 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
6478 (_move<mode>, _movdi, _movti): Update predicate and condition.
6479 (load, store): Change to define_split.
6480 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
6482 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
6483 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
6484 define_insn_and_split of lshr<mode>3.
6485 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
6486 (<v>ashr<mode>3_imm): Define.
6487 (extv, extzv, insv): Allow MEM operands.
6488 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
6489 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
6490 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
6491 (_spu_convert2): Change to define_insn_and_split and remove the
6492 corresponding define_peephole2.
6493 (stack_protect_set, stack_protect_test, stack_protect_test_si):
6494 Change predicates to memory_operand.
6496 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6498 * config/arm/thumb2.md: Add 16-bit multiply instructions.
6500 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6502 PR tree-optimization/40219
6503 * tree.c (iterative_hash_expr): Make sure the builtin function is
6504 a normal builtin function and not a front end or back end builtin
6505 before indexing into the built_in_decls array.
6507 2009-05-22 Richard Guenther <rguenther@suse.de>
6510 * alias.c (write_dependence_p): Do not use TBAA for answering
6511 anti-dependence or output-dependence.
6512 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
6513 (emit_pointer_definition): Remove.
6514 (emit_alias_warning): Likewise.
6515 (find_what_var_points_to): Remove TBAA pruning code.
6516 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
6518 (compute_points_to_sets): Remove code computing the set of
6519 dereferenced pointers.
6520 * tree-data-ref.c (dr_may_alias_p): Properly use the split
6521 oracle for querying anti and output dependencies.
6522 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
6523 if TBAA may be applied.
6524 (refs_anti_dependent_p): New function.
6525 (refs_output_dependent_p): Likewise.
6526 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
6527 (refs_output_dependent_p): Likewise.
6528 * doc/tree-ssa.texi (Memory model): New section.
6529 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6530 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6531 * cfgexpand.c (expand_gimple_basic_block): Do not handle
6532 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
6533 * expr.c (expand_expr_real_1): Likewise.
6534 * gimple-low.c (lower_stmt): Likewise.
6535 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
6536 (dump_gimple_cdt): Remove.
6537 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6538 (gimple_size): Likewise.
6539 (walk_gimple_op): Likewise.
6540 (is_gimple_stmt): Likewise.
6541 (walk_stmt_load_store_addr_ops): Likewise.
6542 (gimple_build_cdt): Remove.
6543 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6544 * gimple.h (gimple_cdt_new_type): Remove.
6545 (gimple_cdt_new_type_ptr): Likewise.
6546 (gimple_cdt_set_new_type): Likewise.
6547 (gimple_cdt_location): Likewise.
6548 (gimple_cdt_location_ptr): Likewise.
6549 (gimple_cdt_set_location): Likewise.
6550 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6551 * tree-cfg.c (remove_useless_stmts_1): Do not handle
6552 GIMPLE_CHANGE_DYNAMIC_TYPE.
6553 (verify_types_in_gimple_stmt): Likewise.
6554 * tree-inline.c (estimate_num_insns): Likewise.
6555 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
6556 (copy_decl_to_var): Likewise.
6557 (copy_result_decl_to_var): Likewise.
6558 * tree-pretty-print.c (dump_generic_node): Do not handle
6559 CHANGE_DYNAMIC_TYPE_EXPR.
6560 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6561 * tree-ssa-operands.c (get_expr_operands): Likewise.
6562 * tree-ssa-structalias.c (struct variable_info): Remove
6563 no_tbaa_pruning member.
6564 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
6565 (unify_nodes): Do not copy it.
6566 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6567 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
6568 (set_uids_in_ptset): Do not check it.
6569 (find_what_var_points_to): Likewise.
6570 (compute_tbaa_pruning): Remove.
6571 (compute_points_to_sets): Do not call it.
6572 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6573 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6574 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
6575 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
6576 (DECL_NO_TBAA_P): Likewise.
6577 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
6578 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
6579 (expand_omp_atomic_pipeline): Do not set it.
6580 * print-tree.c (print_node): Do not dump it.
6581 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6584 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
6587 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
6590 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6592 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
6595 2009-05-22 Ben Elliston <bje@au.ibm.com>
6597 * Makefile.in (bversion.h, s-bversion): New targets.
6598 (TOPLEV_H): Add bversion.h.
6599 * toplev.h: Include "bversion.h".
6600 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
6601 the __format__ attribute only if compiling with the same version
6602 of GCC as the sources (the "build version").
6604 2009-05-22 Ben Elliston <bje@au.ibm.com>
6606 * c-format.c (handle_format_attribute): Fix comment typo.
6608 2009-05-21 Steve Ellcey <sje@cup.hp.com>
6611 * config/ia64/ia64.opt (mfused-madd): New.
6612 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
6613 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
6614 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
6615 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
6616 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
6617 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
6618 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
6619 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
6620 instruction if !TARGET_FUSED_MADD.
6621 (fpma, fpms): Remove colon from name.
6623 2009-05-22 Richard Guenther <rguenther@suse.de>
6625 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
6626 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
6627 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
6629 (create_expression_by_pieces): Only convert if necessary.
6630 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
6631 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
6633 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
6635 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
6636 regular pattern from a template and rename it ...
6637 (*extzv_truncsi_exts): ... to this.
6639 2009-05-21 Richard Guenther <rguenther@suse.de>
6641 * cgraph.h (struct cgraph_node): Remove inline_decl member.
6642 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
6643 (cgraph_default_inline_p): Likewise.
6644 (cgraph_decide_inlining_incrementally): Likewise.
6646 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
6647 Uros Bizjak <ubizjak@gmail.com>
6649 * config/i386/cpuid.h (bit_MOVBE): New.
6651 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
6653 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
6654 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
6655 (ix86_handle_option): Handle OPT_mmovbe.
6656 (ix86_target_string): Add -mmovbe.
6657 (pta_flags): Add PTA_MOVBE.
6658 (processor_alias_table): Add PTA_MOVBE to "atom".
6659 (override_options): Handle PTA_MOVBE.
6661 * config/i386/i386.h (TARGET_MOVBE): New.
6663 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
6664 (*bswapsi_movbe): New.
6665 (*bswapdi_movbe): Likewise.
6666 (bswapdi2): Renamed to ...
6668 (bswapdi2): New expander.
6670 * config/i386/i386.opt (mmovbe): New.
6672 * doc/invoke.texi: Document -mmovbe.
6674 2009-05-21 Taras Glek <tglek@mozilla.com>
6676 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
6677 * gcc-plugin.h (plugin_init): Updated signature.
6678 * gcc-plugin.h (plugin_name_args): Moved to this header.
6679 * doc/plugins.texi (plugin_init): Updated documention to reflect
6681 * doc/plugins.texi (plugin_name_args): Added to documention.
6683 2009-05-21 Mark Mitchell <mark@codesourcery.com>
6685 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
6686 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
6688 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
6690 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
6691 JUMP_TABLE_DATA_P predicates where applicable.
6692 * config/i386/predicates.md: Ditto.
6693 * config/i386/sse.md: Ditto.
6695 2009-05-21 Jakub Jelinek <jakub@redhat.com>
6697 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
6698 operand2 -128 override length_immediate attribute to 1.
6699 * config/i386/predicates.md (constm128_operand): New predicate.
6701 * config/i386/i386.c (memory_address_length): Handle %r12
6702 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
6704 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
6705 mode look through optional ZERO_EXTEND and SUBREG.
6706 * config/i386/i386.md (R12_REG): New define_constant.
6707 (prefix_data16): For sse unit set also for MODE_TI insns.
6708 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
6709 insns set if operand 1 is ext_QIreg_operand.
6710 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
6711 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
6713 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
6714 mode from MODE_DI to MODE_SI.
6715 (movdi_1_rex64): Override modrm and length_immediate attributes
6716 only for movabs (TYPE_IMOV, alternative 2).
6717 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
6718 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
6719 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
6720 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
6721 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
6722 prefix_rex attribute if DImode.
6723 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
6724 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
6725 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
6726 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
6727 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
6728 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
6729 Likewise. For TYPE_IMOV clear length_immediate attribute.
6730 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
6731 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
6732 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
6733 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
6734 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
6735 or one operand TYPE_ISHIFT.
6736 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
6737 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
6738 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
6739 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
6740 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
6741 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
6742 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
6743 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
6744 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
6745 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
6746 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
6747 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
6748 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
6749 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
6750 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
6751 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
6752 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
6753 set mode attribute, don't override length attribute.
6754 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
6756 (return_internal_long): Set length attribute to 2 instead of 1.
6757 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
6758 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
6759 prefix_rex attribute.
6760 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
6762 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
6764 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6766 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
6768 2009-05-20 Ian Lance Taylor <iant@google.com>
6770 * tree.c (build_tree_list_vec_stat): New function.
6771 (ctor_to_vec): New function.
6772 (build_nt_call_vec): New function.
6773 (build_call_array): Change args to be a const pointer.
6774 (build_call_vec): New function.
6775 * tree.h (build_nt_call_vec): Declare.
6776 (build_tree_list_vec_stat): Declare.
6777 (build_tree_list_vec): Define.
6778 (build_call_array): Update declaration.
6779 (build_call_vec): Declare.
6780 (ctor_to_vec): Declare.
6781 * c-common.c (tree_vector_cache): New static variable.
6782 (make_tree_vector): New function.
6783 (release_tree_vector): New function.
6784 (make_tree_vector_single): New function.
6785 (make_tree_vector_copy): New function.
6786 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
6787 (make_tree_vector_single, make_tree_vector_copy): Declare.
6788 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
6789 (c_parser_expr_list): Don't manage cache here, instead call
6791 (c_parser_release_expr_list): Remove static function.
6792 (c_parser_vec_to_tree_list): Remove static function.
6793 (c_parser_attributes): Call build_tree_list_vec instead of
6794 c_parser_vec_to_tree_list. Call release_tree_vector instead of
6795 c_parser_release_expr_list.
6796 (c_parser_postfix_expression_after_primary): Likewise.
6797 (c_parser_objc_keywordexpr): Likewise.
6799 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
6801 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
6802 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
6803 TARGET_CONVERT_TO_TYPE.
6804 * hooks.c (hook_tree_const_tree_null): Define.
6805 * hooks.h (hook_tree_const_tree_null): Declare.
6806 * target.h (struct gcc_target): Add invalid_parameter_type,
6807 invalid_return_type, promoted_type, and convert_to_type fields.
6808 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
6809 (TARGET_INVALID_RETURN_TYPE): Define.
6810 (TARGET_PROMOTED_TYPE): Define.
6811 (TARGET_CONVERT_TO_TYPE): Define.
6812 (TARGET_INITIALIZER): Update for new fields.
6813 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
6814 (grokparms): Check targetm.invalid_parameter_type.
6815 * c-typeck.c (default_conversion): Check targetm.promoted_type.
6816 * c-convert.c (convert): Check targetm.convert_to_type.
6818 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
6820 * config/mips/mips.md (*extenddi_truncate<mode>,
6821 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
6823 (*extendhi_truncateqi): New define_insn_and_sptit.
6825 2009-05-20 Jakub Jelinek <jakub@redhat.com>
6828 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
6829 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
6831 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
6833 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
6834 the operand of VIEW_CONVERT_EXPR.
6836 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
6838 * config/i386/driver-i386.c (host_detect_local_cpu): Check
6839 extended family and model for Intel processors. Support Intel Atom.
6841 2009-05-20 Olivier Hainque <hainque@adacore.com>
6843 * gstab.h (stab_code_type): Define, to be used instead of the
6844 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
6846 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
6847 occurrences by stab_code_type.
6848 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
6850 2009-05-20 Martin Jambor <mjambor@suse.cz>
6852 * tree-flow.h (insert_edge_copies_seq): Undeclare.
6853 (sra_insert_before): Likewise.
6854 (sra_insert_after): Likewise.
6855 (sra_init_cache): Likewise.
6856 (sra_type_can_be_decomposed_p): Likewise.
6857 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
6858 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
6859 (sra_insert_before): Likewise.
6860 (sra_insert_after): Likewise.
6861 (sra_init_cache): Likewise.
6862 (insert_edge_copies_seq): Made static and moved upwards.
6864 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
6867 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
6869 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
6870 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
6873 2009-05-20 Richard Guenther <rguenther@suse.de>
6875 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6876 with mismatched comparison modes.
6878 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6880 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
6881 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
6882 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
6883 with shifts for Thumb2.
6884 (orsi_notsi): New for orn.
6885 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
6886 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
6887 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
6888 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
6889 Don't invert remainder for IOR.
6891 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
6893 PR tree-optimization/40087
6894 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
6895 number_of_iterations_ne): Rename never_infinite argument.
6896 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
6897 number_of_iterations_le): Handle pointer-type ivs when
6898 exit_must_be_taken is false.
6899 (number_of_iterations_cond): Do not always assume that
6900 exit_must_be_taken if the control variable is a pointer.
6902 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6904 * c-typeck.c (build_binary_op): Allow % on integal vectors.
6905 * doc/extend.texi (Vector Extension): Document that % is allowed too.
6907 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
6909 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
6910 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
6912 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6915 * c.opt (Wlogical-op): Disabled by default.
6916 * c-opt (c_common_post_options): Do not enable Wlogical-op with
6918 * doc/invoke.texi (Wlogical-op): Likewise.
6920 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
6922 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
6924 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
6925 Propagate the type of the first operand.
6926 <ASSERT_EXPR>: Simplify.
6927 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
6928 Rewrite using the RHS code as discriminant.
6929 <NOP_EXPR>: Turn into CASE_CONVERT.
6930 <PLUS_EXPR>: Propagate the type of the first operand.
6932 2009-05-19 Steve Ellcey <sje@cup.hp.com>
6934 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
6935 (ia64_dconst_0_375): New.
6936 * config/ia64/ia64.c (ia64_override_options): Remove
6937 -minline-sqrt-min-latency warning.
6938 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
6939 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
6940 * config/ia64/ia64.md (*sqrt_approx): Remove.
6941 (sqrtsf2): Remove #if 0.
6942 (sqrtsf2_internal_thr): Rewrite and move to div.md.
6943 (sqrtdf): Remove assert.
6944 (sqrtdf2_internal_thr): Rewrite and move to div.md.
6945 (sqrtxf2): Remove #if 0.
6946 (sqrtxf2_internal_thr): Rewrite and move to div.md.
6947 * div.md (sqrt_approx_rf): New.
6948 (sqrtsf2_internal_thr): New implementation.
6949 (sqrtsf2_internal_lat): New.
6950 (sqrtdf2_internal_thr: New implementation.
6951 (sqrtxf2_internal): New implementation.
6953 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
6954 Hans-Peter Nilsson <hp@axis.com>
6956 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
6957 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
6958 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
6959 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
6960 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
6961 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
6962 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
6963 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
6964 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
6965 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
6966 * c-common.c: ...from here.
6968 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6970 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
6972 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6974 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
6976 2009-05-19 Ben Elliston <bje@au.ibm.com>
6978 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
6979 assignments with memcpy calls.
6980 (add_fdes): Likewise.
6981 (binary_search_unencoded_fdes): Likewise.
6982 (linear_search_fdes): Eliminate type puns.
6984 2009-05-19 Richard Guenther <rguenther@suse.de>
6986 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
6987 not falsely claim to have propagated into all uses.
6989 2009-05-19 Ben Elliston <bje@au.ibm.com>
6991 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
6994 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6996 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
6997 * config/sh/sh.c (sh_legitimate_address_p): Make static.
6998 (TARGET_LEGITIMATE_ADDRESS_P): New.
6999 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7000 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7002 2009-05-18 Dodji Seketeli <dodji@redhat.com>
7005 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
7006 child of the containing namespace's DIE.
7008 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
7010 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
7011 *zero_extendhi_truncqi): Move after the zero_extend patterns.
7012 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
7015 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
7018 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
7019 gen_align with gen_pad.
7020 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
7021 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
7023 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
7024 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
7026 * config/i386/i386.md (align): Renamed to ...
7027 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
7028 ASM_OUTPUT_MAX_SKIP_PAD.
7030 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
7032 * config.gcc: Fix variable syntax.
7035 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
7036 before calling exact_log2.
7037 (output_iorsi3): Likewise.
7038 (output_xorsi3): Likewise.
7040 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7042 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
7043 for the none zero constant operand except for EQ and NE
7044 comprisons even when the first operand is R0.
7046 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
7048 * config/s390/2064.md: Remove trailing whitespaces.
7049 * config/s390/2084.md: Likewise.
7050 * config/s390/constraints.md: Likewise.
7051 * config/s390/fixdfdi.h: Likewise.
7052 * config/s390/libgcc-glibc.ver: Likewise.
7053 * config/s390/s390-modes.def: Likewise.
7054 * config/s390/s390-protos.h: Likewise.
7055 * config/s390/s390.c: Likewise.
7056 * config/s390/s390.h: Likewise.
7057 * config/s390/s390.md: Likewise.
7058 * config/s390/tpf-unwind.h: Likewise.
7060 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7062 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
7064 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7067 * configure.ac (m68k-*-*): Check if binutils support TLS.
7068 * configure: Regenerate.
7069 * config/m68k/predicates.md (symbolic_operand): Extend comment.
7070 * config/m68k/constraints.md (Cu): New constraint.
7071 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
7072 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
7073 (movsi): Handle TLS symbols.
7074 (addsi3_5200): Handle XTLS symbols, indent.
7075 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
7076 (m68k_tls_reference_p): Declare.
7077 (m68k_legitimize_address): Declare.
7078 (m68k_unwrap_symbol): Declare.
7079 * config/m68k/m68k.opt (mxtls): New option.
7080 * config/m68k/m68k.c (ggc.h): Include.
7081 (m68k_output_dwarf_dtprel): Implement hook.
7082 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
7083 (m68k_expand_prologue): Load GOT pointer when function needs it.
7084 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
7085 (m68k_legitimate_constant_address_p): Same.
7086 (m68k_decompose_address): Handle TLS references.
7087 (m68k_get_gp): New static function.
7088 (enum m68k_reloc): New contants.
7089 (TLS_RELOC_P): New macro.
7090 (m68k_wrap_symbol): New static function.
7091 (m68k_unwrap_symbol): New function.
7092 (m68k_final_prescan_insn_1): New static function.
7093 (m68k_final_prescan_insn): New function.
7094 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
7096 (legitimize_pic_address): Handle TLS references..
7097 (m68k_tls_get_addr, m68k_get_tls_get_addr)
7098 (m68k_libcall_value_in_a0_p)
7099 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
7100 (m68k_call_m68k_read_tp): Helper variables and functions for ...
7101 (m68k_legitimize_tls_address): Handle TLS references.
7102 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
7104 (m68k_legitimize_address): Handle TLS symbols.
7105 (m68k_get_reloc_decoration): New static function.
7106 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
7108 (m68k_output_dwarf_dtprel): Implement hook.
7109 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
7110 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
7111 m68k_call_* routines.
7112 (sched_attr_op_type): Handle TLS symbols.
7113 (gt-m68k.h): Include.
7114 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
7115 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
7117 2009-05-18 Martin Jambor <mjambor@suse.cz>
7119 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
7120 (visit_store_addr_for_mod_analysis): New function.
7121 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
7122 (determine_cst_member_ptr): Use gimple_assign_single_p.
7123 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
7124 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
7125 operands. Don't check number of operands of a NOP_EXPR.
7127 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
7129 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
7131 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
7134 * c-common.c (warn_logical_operator): Don't warn if one of
7135 expression isn't always true or false.
7137 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
7139 * config/i386/biarch32.h: New file.
7140 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
7142 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
7144 * config/mips/mips.md (*zero_extend<mode>_trunchi,
7145 *zero_extend<mode>_truncqi): Merge these into ...
7146 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
7147 Name the pattern following this as *zero_extendhi_truncqi.
7149 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
7152 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
7153 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
7154 (output_info): Make field HOST_WIDEST_INT.
7155 (print_statistics): Use HOST_WIDEST_INT_PRINT.
7156 (dump_bitmat_statistics): Same.
7158 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
7160 * config.gcc (use_gcc_stdint): Set to wrap.
7161 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7162 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7163 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7164 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7165 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7166 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7167 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7168 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7170 2009-05-16 Joseph Myers <joseph@codesourcery.com>
7172 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
7174 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
7175 Move definitions earlier.
7176 (OPT_ARCH64, OPT_ARCH32): Define.
7177 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
7180 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7183 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
7186 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7188 * arm.md (movdi2): Copy non-reg values to DImode registers.
7190 2009-05-16 Jakub Jelinek <jakub@redhat.com>
7193 * final.c (label_to_max_skip): New function.
7194 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
7195 CODE_LABEL_NUMBER <= max_labelno.
7196 * output.h (label_to_max_skip): New prototype.
7197 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
7198 (ix86_avoid_jump_mispredicts): ... this. Don't define if
7199 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
7200 Handle CODE_LABELs with >= 16 byte alignment or with
7201 max_skip == (1 << align) - 1.
7202 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
7203 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
7206 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
7207 .p2align 3 if MAX_SKIP is smaller than 7.
7208 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7210 2009-05-15 Ian Lance Taylor <iant@google.com>
7212 * alias.c (struct alias_set_entry_d): Rename from struct
7213 alias_set_entry. Change all uses.
7214 * except.c (struct call_site_record_d): Rename from struct
7215 call_site_record. Change all uses.
7216 * except.h (struct eh_region_d): Rename from struct eh_region.
7218 * gcse.c (struct hash_table_d): Rename from struct hash_table.
7220 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
7221 ivtype_map_elt. Change all uses.
7222 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
7224 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
7225 * graphite.h (struct name_tree_d): Rename from struct name_tree.
7227 (struct sese_d): Rename from struct sese. Change all uses.
7228 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
7229 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
7230 * optabs.h (struct optab_d): Rename from struct optab. Change all
7232 (struct convert_optab_d): Rename from struct convert_optab.
7234 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
7235 ipa_opt_pass. Change all uses.
7236 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
7239 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
7240 defined as a typedef.
7241 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
7244 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7247 * fold-const.c (make_range,build_range_check,merge_ranges): Move
7249 (merge_ranges): Returns bool.
7250 * tree.h (make_range): .. to here.
7251 (build_range_check): Likewise.
7252 (merge_ranges): Likewise. Renamed from merge_ranges.
7253 * c-typeck.c (parser_build_binary_op): Update calls to
7254 warn_logical_operator.
7255 * c-common.c (warn_logical_operator): Add new warning.
7256 * c-common.h (warn_logical_operator): Update declaration.
7258 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7260 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
7262 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7264 * doc/install.texi: Document MPC requirements, flags etc.
7266 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
7267 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
7268 Evaluate constant arguments.
7269 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
7270 (fold_builtin_1): Likewise, also evaluate constant arguments.
7271 Remove superfluous break.
7272 (do_mpc_ckconv): New.
7273 * real.h: Include mpc.h.
7274 * toplev.c (print_version): Output MPC version info if available.
7276 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7278 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
7280 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
7282 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
7285 2009-05-15 Jan Hubicka <jh@suse.cz>
7287 * doc/invoke.texi (max-early-inliner-iterations): New flag.
7288 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
7289 (try_inline): Fix return value.
7290 (cgraph_decide_inlining_incrementally): Honor new value.
7291 (cgraph_early_inlining): Handle indirect inlining.
7292 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
7294 2009-05-15 Jan Hubicka <jh@suse.cz>
7296 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
7297 * cgraphunit.c (cgraph_finalize_function): Set it.
7298 (cgraph_expand_function): Use it.
7300 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7302 * real.c (encode_ieee_half): Define.
7303 (decode_ieee_half): Define.
7304 (ieee_half_format): Define.
7305 (arm_half_format): Define.
7306 * real.h (ieee_half_format): Declare.
7307 (arm_half_format): Declare.
7309 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7311 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
7312 swapped, and reversed optabs exist before trying to use them.
7314 2009-05-15 Paul Brook <paul@codesourcery.com>
7315 Sandra Loosemore <sandra@codesourcery.com>
7317 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
7318 loads. Allow PRE_DEC.
7319 (output_move_neon): Handle PRE_DEC.
7320 (arm_print_operand): Add 'A' for neon structure loads.
7321 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
7322 * config/arm/neon.md (neon_mov): Update comment.
7323 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
7325 (Um): New constraint.
7327 2009-05-15 Jan Hubicka <jh@suse.cz>
7329 Revert the following patch until testsuite fallout is fixed:
7330 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7331 * cgraph.h (struct inline_summary): New filed self_wize,
7332 size_inlining_benefit, self_time and time_inlining_benefit.
7333 (struct cgraph_global_info): Replace insns by time ans size fields.
7334 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7335 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7336 (ipcp_update_callgraph): Do not touch function bodies.
7337 * ipa-inline.c: Include except.h
7338 (MAX_TIME): New constant.
7339 (overall_insns): Remove
7340 (overall_size, max_benefit): New static variables.
7341 (cgraph_estimate_time_after_inlining): New function.
7342 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7343 (cgraph_clone_inlined_nodes): Update size.
7344 (cgraph_mark_inline_edge): Update size.
7345 (cgraph_estimate_growth): Use size info.
7346 (cgraph_check_inline_limits): Check size.
7347 (cgraph_default_inline_p): Likewise.
7348 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7349 (cgraph_decide_recursive_inlining): Check size.
7350 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7352 (cgraph_decide_inlining): Likewise.
7353 (cgraph_decide_inlining_incrementally): Likewise; honor
7354 PARAM_EARLY_INLINING_INSNS.
7355 (likely_eliminated_by_inlining_p): New predicate.
7356 (estimate_function_body_sizes): New function.
7357 (compute_inline_parameters): Use it.
7358 * except.c (must_not_throw_labels): New function.
7359 * except.h (must_not_throw_labels): Declare.
7360 * tree-inline.c (init_inline_once): Kill inlining_weigths
7361 * tree-ssa-structalias.c: Avoid uninitialized warning.
7362 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7363 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7364 (PARAM_INLINE_CALL_COST): Remove.
7365 (PARAM_EARLY_INLINING_INSNS): New.
7367 2009-05-15 Richard Guenther <rguenther@suse.de>
7369 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
7370 not TODO_update_ssa.
7372 2009-05-15 Richard Guenther <rguenther@suse.de>
7374 PR tree-optimization/39999
7375 * gimple.h (gimple_expr_type): Use the expression type looking
7376 through useless conversions.
7377 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
7378 (vn_nary_op_insert_stmt): Likewise.
7379 (simplify_binary_expression): Likewise.
7381 2009-05-15 Richard Guenther <rguenther@suse.de>
7383 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7384 New options, enabled by default.
7385 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7387 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
7388 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
7389 * tree-ssa-structalias.c (gate_tree_pta): New function.
7390 (pass_build_alias): Use it.
7392 2009-05-15 Joseph Myers <joseph@codesourcery.com>
7394 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
7395 recurse on an invariant address if a conversion from a pointer
7396 type to a wider integer type is involved.
7398 2009-05-15 Jan Hubicka <jh@suse.cz>
7400 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7401 * cgraph.h (struct inline_summary): New filed self_wize,
7402 size_inlining_benefit, self_time and time_inlining_benefit.
7403 (struct cgraph_global_info): Replace insns by time ans size fields.
7404 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7405 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7406 (ipcp_update_callgraph): Do not touch function bodies.
7407 * ipa-inline.c: Include except.h
7408 (MAX_TIME): New constant.
7409 (overall_insns): Remove
7410 (overall_size, max_benefit): New static variables.
7411 (cgraph_estimate_time_after_inlining): New function.
7412 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7413 (cgraph_clone_inlined_nodes): Update size.
7414 (cgraph_mark_inline_edge): Update size.
7415 (cgraph_estimate_growth): Use size info.
7416 (cgraph_check_inline_limits): Check size.
7417 (cgraph_default_inline_p): Likewise.
7418 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7419 (cgraph_decide_recursive_inlining): Check size.
7420 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7422 (cgraph_decide_inlining): Likewise.
7423 (cgraph_decide_inlining_incrementally): Likewise; honor
7424 PARAM_EARLY_INLINING_INSNS.
7425 (likely_eliminated_by_inlining_p): New predicate.
7426 (estimate_function_body_sizes): New function.
7427 (compute_inline_parameters): Use it.
7428 * except.c (must_not_throw_labels): New function.
7429 * except.h (must_not_throw_labels): Declare.
7430 * tree-inline.c (init_inline_once): Kill inlining_weigths
7431 * tree-ssa-structalias.c: Avoid uninitialized warning.
7432 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7433 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7434 (PARAM_INLINE_CALL_COST): Remove.
7435 (PARAM_EARLY_INLINING_INSNS): New.
7436 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
7437 (inline-call-cost): Remove.
7438 (early-inlining-insns): New.
7440 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
7442 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
7444 (print_int_cst_bounds_in_octal_p): Likewise.
7445 (dbxout_type): Adjust calls to above functions. Be prepared to deal
7447 * dwarf2out.c (base_type_die): Likewise.
7448 (is_subrange_type): Delete.
7449 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
7450 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
7451 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
7452 if the destination type is boolean.
7453 (build_range_check): Do not special-case subtypes.
7454 (fold_sign_changed_comparison): Likewise.
7455 (fold_unary): Likewise.
7456 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
7457 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
7458 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
7459 * tree.c (subrange_type_for_debug_p): New predicate based on the
7460 former is_subrange_type.
7461 * tree.h (subrange_type_for_debug_p): Declare.
7462 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
7463 (convert_affine_scev): Remove call to above function.
7464 (chrec_convert_aggressive): Likewise.
7465 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
7466 false for conversions involving subtypes.
7467 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
7468 (vrp_val_min): Likewise.
7469 (needs_overflow_infinity): Likewise.
7470 (extract_range_from_unary_expr): Likewise.
7472 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
7474 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7475 * config/frv/frv.c: Likewise.
7476 * config/s390/s390.c: Likewise.
7477 * config/sparc/sparc.h: Likewise.
7478 * config/i386/i386.h: Likewise.
7479 * config/i386/i386.c: Likewise.
7480 * config/crx/crx.c: Likewise.
7481 * config/m68hc11/m68hc11.h: Likewise.
7482 * config/iq2000/iq2000.c: Likewise.
7483 * config/mn10300/mn10300.h: Likewise.
7484 * config/mn10300/mn10300.c: Likewise.
7485 * config/m68k/m68k.c: Likewise.
7486 * config/rs6000/rs6000.c: Likewise.
7487 * config/rs6000/xcoff.h: Likewise.
7488 * config/rs6000/linux64.h: Likewise.
7489 * config/rs6000/sysv4.h: Likewise.
7490 * config/score/score3.c: Likewise.
7491 * config/score/score7.c: Likewise.
7492 * config/score/score.c: Likewise.
7493 * config/arm/arm.md: Likewise.
7494 * config/mips/mips.c: Likewise.
7495 * config/mips/mips.md: Likewise.
7496 * config/bfin/bfin.h: Likewise.
7497 * config/pa/pa.c: Likewise.
7498 * config/pa/constraints.md: Likewise.
7500 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
7501 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
7502 * config/pdp11/pdp11.h: Use memory_address_p instead.
7504 2009-05-14 Ian Lance Taylor <iant@google.com>
7506 * passes.c (finish_optimization_passes): Change i to int.
7507 * plugin.c (plugins_active_p): Change event to int.
7508 (dump_active_plugins): Likewise.
7509 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
7511 * tree.c (tree_range_check_failed): Change c to unsigned int.
7512 (omp_clause_range_check_failed): Likewise.
7513 (build_common_builtin_nodes): Change mode to int. Add cast.
7514 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
7515 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
7517 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
7518 ++ or -- with a variable of enum type.
7520 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7523 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
7525 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7527 * store-motion.c: Do not include params.h
7528 * Makefile.in: Fix dependencies for various files.
7530 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7532 * auto-inc-dec.c: Fix pass description, remove apparent
7533 accidental duplication.
7535 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
7538 * ipa-utils.h (memory_identifier_string): Moved to ...
7539 * tree.h (memory_identifier_string): Here. Add GTY(()).
7541 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7543 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
7544 in the former documentation of...
7545 (GO_IF_LEGITIMATE_ADDRESS): ... this.
7546 * ira-conflicts.c (get_dup_num): Use address_operand.
7547 * targhooks.c (default_legitimate_address_p): New.
7548 * targhooks.h (default_legitimate_address_p): New.
7549 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
7551 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
7552 * target.h (struct target): Add legitimate_address_p.
7553 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
7554 (TARGET_INITIALIZER): Include it.
7556 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7557 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
7558 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
7559 (TARGET_LEGITIMATE_ADDRESS_P): New.
7561 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7562 (REG_OK_STRICT_P): Delete.
7563 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
7564 (frv_legitimate_address_p_1): ... this.
7565 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
7566 (frv_legitimate_address_p_1): ... the renamed old
7567 frv_legitimate_address_p.
7568 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
7569 (TARGET_LEGITIMATE_ADDRESS_P): New.
7571 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7572 * config/s390/s390-protos.h (legitimate_address_p): Remove.
7573 * config/s390/s390.c (legitimate_address_p): Rename to...
7574 (s390_legitimate_address_p): ... this, make static.
7575 (legitimize_address): Adjust call.
7576 (TARGET_LEGITIMATE_ADDRESS_P): New.
7577 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
7579 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7580 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
7581 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
7582 (TARGET_LEGITIMATE_ADDRESS_P): New.
7584 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7585 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
7586 * config/spu/spu.c (spu_legitimate_address): Rename to...
7587 (spu_legitimate_address_p): ... this, make static.
7588 (TARGET_LEGITIMATE_ADDRESS_P): New.
7590 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7591 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
7592 * config/sparc/sparc.c (legitimate_address_p): Rename to...
7593 (sparc_legitimate_address_p): ... this, make static and return bool.
7594 (legitimize_address): Adjust call.
7595 (TARGET_LEGITIMATE_ADDRESS_P): New.
7597 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7598 * config/i386/i386-protos.h (legitimate_address_p): Remove.
7599 * config/i386/i386.c (legitimate_address_p): Rename to...
7600 (ix86_legitimate_address_p): ... this, make static.
7601 (constant_address_p): Move after it, adjust call.
7602 (TARGET_LEGITIMATE_ADDRESS_P): New.
7604 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7605 * config/avr/avr-protos.h (legitimate_address_p): Remove.
7606 * config/avr/avr.c (legitimate_address_p): Rename to...
7607 (avr_legitimate_address_p): ... this, make static.
7608 (legitimize_address): Adjust call.
7609 (TARGET_LEGITIMATE_ADDRESS_P): New.
7611 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7612 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
7613 * config/crx/crx.c (crx_legitimate_address_p): Make static.
7614 (TARGET_LEGITIMATE_ADDRESS_P): New.
7616 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7617 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
7618 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
7619 (TARGET_LEGITIMATE_ADDRESS_P): New.
7621 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7622 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
7624 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
7626 (TARGET_LEGITIMATE_ADDRESS_P): New.
7628 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7629 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
7631 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
7633 (m68hc11_legitimate_address_p): ... this, make static.
7634 (go_if_legitimate_address_internal): Rename to...
7635 (m68hc11_legitimate_address_p_1): ... this.
7636 (legitimize_address): Adjust call.
7637 (TARGET_LEGITIMATE_ADDRESS_P): New.
7639 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7640 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
7641 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
7642 (TARGET_LEGITIMATE_ADDRESS_P): New.
7644 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7645 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
7646 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
7647 (mn10300_legitimate_address_p): ... this, make static.
7648 (TARGET_LEGITIMATE_ADDRESS_P): New.
7650 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7651 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
7652 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
7653 (TARGET_LEGITIMATE_ADDRESS_P): New.
7655 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7656 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
7657 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
7658 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7659 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
7660 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
7661 (rs6000_legitimate_address_p): ... this, make static.
7662 (TARGET_LEGITIMATE_ADDRESS_P): New.
7663 (REG_MODE_OK_FOR_BASE_P): Delete.
7664 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
7666 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7667 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
7669 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
7670 static, adjust types.
7671 (TARGET_LEGITIMATE_ADDRESS_P): New.
7673 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7674 * config/score/score.c (score_address_p): Rename to...
7675 (score_legitimate_address_p): ... this.
7676 (TARGET_LEGITIMATE_ADDRESS_P): New.
7677 * config/score/score3.c (score3_address_p): Rename to...
7678 (score3_legitimate_address_p): ... this.
7679 * config/score/score7.c (score7_address_p): Rename to...
7680 (score7_legitimate_address_p): ... this.
7682 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
7683 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
7684 GO_IF_LEGITIMATE_ADDRESS): Delete.
7685 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
7686 thumb2_legitimate_address_p): Delete.
7687 (arm_legitimate_address_p): Rename to...
7688 (arm_legitimate_address_outer_p): ... this.
7689 * config/arm/constraints.md ("Uq"): Adjust call.
7690 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
7691 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
7693 (arm_legitimate_address_outer_p): ... this.
7694 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
7696 (TARGET_LEGITIMATE_ADDRESS_P): New.
7698 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7699 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
7700 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
7701 (TARGET_LEGITIMATE_ADDRESS_P): New.
7703 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7704 * config/vax/vax-protos.h (legitimate_address_p): Remove.
7705 * config/vax/vax.c (legitimate_address_p): Rename to...
7706 (vax_legitimate_address_p): ... this, make static.
7707 (TARGET_LEGITIMATE_ADDRESS_P): New.
7709 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7710 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
7711 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
7712 (TARGET_LEGITIMATE_ADDRESS_P): New.
7714 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7715 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
7716 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
7717 (mmix_legitimate_address_p): ... this, make static.
7718 (TARGET_LEGITIMATE_ADDRESS_P): New.
7720 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7721 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
7722 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
7723 (TARGET_LEGITIMATE_ADDRESS_P): New.
7725 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7727 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
7728 of MODE_COMPLEX_INT.
7730 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7732 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
7733 LCT_NORMAL in function call.
7734 * mips-tdump.c (print_file_desc): Add cast to enum type.
7735 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
7736 (mark_stabs): Add casts to enum types.
7737 (parse_stabs_common): Add casts to enum types.
7739 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7741 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
7742 Check for invalid values of LETTER.
7744 2009-05-13 Taras Glek <tglek@mozilla.com>
7746 * attribs.c (register_attribute): moved out attribute registration
7747 into register_attribute.
7748 * doc/plugins.texi: Documented register_attribute and
7750 * gcc-plugin.h: Added forward decl for register_attribute.
7751 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
7752 * plugin.c (register_callback, invoke_plugin_callbacks): Added
7753 PLUGIN_ATTRIBUTES boilerplate.
7755 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
7757 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
7758 values even in sentinel and empty entries.
7759 (ms_printf_flag_specs): Likewise.
7760 (ms_scanf_flag_specs): Likewise.
7761 (ms_strftime_flag_specs): Likewise.
7762 (ms_print_char_table): Likewise.
7763 (ms_scan_char_table): Likewise.
7764 (ms_time_char_table): Likewise.
7766 2009-05-13 Doug Kwan <dougkwan@google.com>
7768 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
7770 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7772 * config/mips/mips.md (store): Add attributes for QI and HI.
7774 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
7775 (truncdi<mode>2): ... this new pattern.
7777 2009-05-13 Brad Hards <bradh@kde.org>
7779 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
7781 2009-05-14 Jakub Jelinek <jakub@redhat.com>
7782 Ben Elliston <bje@au.ibm.com>
7785 * dse.c (check_mem_read_rtx): Guard against width == -1.
7787 2009-05-13 Michael Matz <matz@suse.de>
7790 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
7791 (trivially_conflicts_p): New function.
7792 (insert_backedge_copies): Use it.
7794 2009-05-13 Janis Johnson <janis187@us.ibm.com>
7796 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
7797 (handle_stdc_pragma): Use new enum constant names.
7798 (handle_pragma_float_const_decimal64): Ditto.
7800 2009-05-13 Ian Lance Taylor <iant@google.com>
7802 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
7805 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
7807 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
7808 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
7810 * config/m68k/m68k.h (FL_UCLINUX): Define.
7812 2009-05-13 Jan Hubicka <jh@suse.cz>
7814 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
7816 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7818 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
7819 unless -fschedule-insns is specified.
7821 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7824 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
7825 TARGET_EXPAND_CBRANCHDI4.
7826 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
7827 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
7828 (cmpeqdi): Fix comment.
7830 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7832 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
7833 (sh_legitimate_address_p): Likewise.
7834 * config/sh/sh.c (sh_legitimate_index_p): New.
7835 (sh_legitimate_address_p): Likewise.
7836 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
7837 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
7838 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
7839 (MAYBE_BASE_REGISTER_RTX_P): New macro.
7840 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
7841 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
7842 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
7843 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
7844 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
7846 2009-05-12 Jan Hubicka <jh@suse.cz>
7848 * tree-inline.c (estimate_operator_cost): Add operands;
7849 when division happens by constant, it is cheap.
7850 (estimate_num_insns): Loads and stores are not having cost of 0;
7851 EH magic stuff is cheap; when computing runtime cost of switch,
7852 use log2 base of amount of its cases; builtin_expect has cost of 0;
7853 compute cost for moving return value of call.
7854 (init_inline_once): Initialize time_based flags.
7855 * tree-inline.h (eni_weights_d): Add time_based flag.
7857 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7859 * df-core.c: Update head documentation.
7861 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7864 * rs6000.c (rs6000_generate_compare): Use op1b instead of
7865 shadowing exisiting variable op1.
7867 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
7870 * config/i386/driver-i386.c (processor_signatures): New enum.
7871 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
7872 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
7873 processor signature to detect geode processor.
7875 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7879 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7881 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7882 causes spurious differences between trunk and cond-optab branch.
7884 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7886 * dojump.c (compare_from_rtx): Delete.
7887 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
7888 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
7889 if the comparison does not satisfy the predicate; test predicates for
7890 operands 2 and 3 of a cstore pattern. Don't try cstore optab
7891 further if one existing pattern fails.
7892 * expr.h (compare_from_rtx): Delete.
7893 (prepare_operand): Declare it.
7894 * optabs.c: Change "lib call" to "libcall" throughout.
7895 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
7896 HAVE_conditional_trap, emit_cmp_insn): Delete.
7897 (can_compare_p): Delete cmp_optab case.
7898 (prepare_float_lib_cmp): Return an rtx and a machine mode.
7899 Accept other parameters by value.
7900 (prepare_operand): Make non-static.
7901 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
7902 other parameters by value. Try to widen operands here based on
7903 an optab_methods argument and looking at cbranch_optab.
7904 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
7905 loop. Use cbranch_optab directly.
7906 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
7907 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
7909 (emit_conditional_move, emit_conditional_add): Inline what's needed
7910 of compare_from_rtx, using new prepare_cmp_insn for the rest.
7911 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
7912 with COMPARE. Move cmov_optab and cstore_optab above
7913 with cbranch_optab, move cmp_optab down with ucmp_optab,
7914 remove tst_otpab. Do not initialize trap_rtx.
7915 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
7916 for trap code. Do not check HAVE_conditional_trap. Use
7917 prepare_cmp_insn. Accept no predicate for operand 3.
7918 * optabs.h (OTI_cmp): Mark as used only for libcalls.
7919 (OTI_ctrap, ctrap_optab): New.
7920 (tst_optab): Delete.
7921 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
7922 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
7923 with lookup of ctrap_optab.
7924 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
7928 * combine.c (combine_simplify_rtx, simplify_set): Do not
7929 special case comparing against zero for cc0 machines.
7930 * simplify-rtx.c (simplify_binary_operation_1): Never remove
7931 COMPARE on cc0 machines.
7932 (simplify_relational_operation): Return a new expression when
7933 a COMPARE could be removed.
7934 * final.c (final_scan_insn): Compare cc_status values
7935 against LHS of a (compare FOO (const_int 0)) cc0 source.
7936 Also check if cc_status.value is the full compare.
7938 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
7939 (cstoreMM4): Document.
7940 (conditional_trap): Document ctrapMM4 instead.
7941 (sync_compare_and_swapMM): Refer to cbranchcc4.
7942 (Dependent Patterns): Eliminate obsolete information referring to
7943 the old jump optimization phase.
7944 (Canonicalization): Include cbranchcc4 case, omit canonicalization
7945 of compares with 0 on cc0 machines.
7946 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
7947 avoiding references to cc0. Remove text about storing operands
7949 * doc/tm.texi (Condition Codes): Include blurb on different
7950 condition code representations, separate into subsections for
7951 CC0, MODE_CC and conditional execution.
7953 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
7954 alpha_emit_setcc): Accept operands and a machine mode.
7955 * config/alpha/alpha.c (alpha_emit_conditional_branch):
7956 Get code/op0/op1 from operands, use machine mode argument
7957 instead of alpha_compare.fp_p. Emit the branch here.
7958 (alpha_emit_setcc): Likewise, and return boolean.
7959 (alpha_emit_conditional_move): Likewise. Assert that
7960 cmp_op_mode == cmp_mode, and simplify accordingly.
7961 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
7962 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
7963 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
7965 (stack probe test): Use cbranchdi4.
7966 * config/alpha/predicates.md (alpha_cbranch_operator): New.
7968 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
7969 * config/arc/arc.h (movsicc, movsfcc): Use it.
7970 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
7971 (cbranchsi4, cstoresi4): New.
7972 (cmpsi, bCC and sCC expanders): Remove.
7974 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
7975 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
7976 * config/arm/predicates.md (arm_comparison_operator): Only include
7977 floating-point operators if there is a hardware floating-point unit.
7978 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
7979 deferring to cbranch_cc and cstore_cc respectively.
7980 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
7981 cbranch_cc, cstore_cc): New.
7982 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
7984 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
7986 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
7987 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
7989 (adjust_insn_length): Adjust calls.
7990 (avr_reorg): Handle (compare (foo) (const_int 0)).
7991 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
7992 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
7993 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
7994 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
7996 (cbranchqi4, cbranchhi4, cbranchsi4): New.
7997 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
7999 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
8000 (cbranchsi4, cstorebi4, cstoresi4): New.
8001 (movbisi): This insn is duplicate, split it to zero_extend.
8002 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
8003 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
8004 (bfin_optimize_loop): Use cbranch expander.
8005 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
8006 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
8007 (bfin_bimode_comparison_operator): ... this.
8008 (bfin_direct_comparison_operator): New.
8010 * config/cris/cris.c (cris_normal_notice_update_cc): Look
8011 inside (compare FOO (const_int 0)).
8012 (cris_rtx_costs): Handle ZERO_EXTRACT.
8013 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
8014 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
8015 (*tstdi_v32): Delete.
8016 (*cmpdi_non_v32): Add M alternative for operand 1.
8017 (cmpsi, cmp<mode>): Make private.
8018 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
8020 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
8022 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
8023 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
8024 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
8025 (cc_reg_operand): New.
8027 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
8028 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
8029 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
8030 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
8031 crx_expand_scond): Delete.
8033 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
8035 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
8036 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
8038 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
8039 cstoresi4, cstoresf4, cstoredf4): New.
8040 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
8041 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8042 Receive the entire operands array.
8043 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
8044 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
8045 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8046 Get test/op0/op1 from the operands array.
8047 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
8049 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
8050 (h8300_expand_store): New.
8051 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
8053 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
8054 (h8300_expand_store): New.
8055 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
8056 or do not try to produce (set (cc0) REG).
8057 (peepholes): Wrap arguments with COMPARE. Add a peephole to
8058 change a compare into a move to a scratch register. Disable some
8059 peepholes when comparing with zero.
8060 (tstsi, tsthi, tstsi, cmpqi): Make private.
8063 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
8066 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
8067 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
8068 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
8069 (ix86_emit_i387_log1p): Use cbranchxf2.
8070 (ix86_expand_setcc): Return void.
8071 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
8072 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
8073 cmp<MODEF>, cmpcc): Remove.
8074 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
8075 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
8076 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
8077 (sCC and bCC expanders): Remove.
8078 (stack_protect_test): Use cbranchcc4.
8080 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
8082 (ia64_expand_compare): Accept three rtx by reference and return void.
8083 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
8084 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
8085 from *expr. Update *expr with the BImode comparison to do.
8086 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
8087 cmptf, bCC, sCC, conditional_trap): Delete.
8088 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
8089 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
8090 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
8091 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
8092 * config/ia64/predicates.md (ia64_cbranch_operator): New.
8094 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
8095 type of last argument.
8096 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
8097 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
8098 use machine mode argument instead of branch_type. Remove dead
8099 code for floating-point comparisons.
8100 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
8101 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
8103 (cbranchsi4, cstoresi4): New.
8104 * config/iq2000/predicates.md (reg_or_const_operand): New.
8106 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
8107 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
8108 (b<code>_op): Rewrite to...
8109 (bcc_op): ... this, using match_operator.
8110 (s<code>_op): Rewrite to...
8111 (scc_op): ... this, using match_operator.
8112 (s<code>_24_op): Rewrite to...
8113 (scc_op_24): ... this, using match_operator.
8114 (s<code>_<mode>): Rewrite to...
8115 (cstore<mode>4): ... this, using match_operator.
8116 (s<code>_<mode>_24): Rewrite to...
8117 (cstore<mode>4_24): ... this, using match_operator.
8118 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
8119 m32c_unpend_compare, m32c_expand_scc): Delete.
8120 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
8121 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
8122 (m32c_expand_movcc): Change NE to EQ if necessary.
8123 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
8125 * config/m32r/m32r-protos.h (gen_cond_store): New.
8126 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
8127 (gen_cond_store): New, from sCC patterns.
8128 (m32r_expand_block_move): Use cbranchsi4.
8129 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
8130 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
8131 (cbranchsi4, cstoresi4): New.
8133 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
8135 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
8136 (m68hc11_notice_update_cc): Look into a compare with 0.
8137 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
8139 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
8140 cmphi, cmpqi, bCC): Delete.
8141 (cbranchsi4, cbranchhi4, cbranchqi4): New.
8142 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
8143 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
8146 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
8147 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
8148 * config/m68k/constraints.md (H): New.
8149 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
8150 the define_insn below.
8151 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
8152 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
8153 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
8154 patterns): Wrap RHS with COMPARE.
8155 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
8156 (*cmpdi_internal): Name this pattern.
8157 (cmpdi): Change to define_insn.
8158 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
8159 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
8160 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
8162 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
8163 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
8164 (conditional_trap): Change to...
8165 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
8166 (*conditional_trap): Use the ordered_comparison_operator and
8167 const1_operand predicates.
8168 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
8169 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
8170 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
8171 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
8173 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
8174 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
8175 (mcore_gen_compare): New.
8176 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
8177 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
8178 (mcore_gen_compare): ... this.
8179 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
8180 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
8181 (stack probe pattern): Use cbranchsi4.
8183 * config/mips/predicates.md (mips_cstore_operator): New.
8184 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
8185 * config/mips/mips.md (any_cond): Delete.
8186 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
8188 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
8189 fixuns_truncsfdi2): Use cbranch patterns.
8190 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
8191 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
8192 Adjust call to mips_expand_conditional_branch.
8193 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
8195 * config/mips/mips-protos.h (mips_expand_conditional_branch,
8196 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
8197 * config/mips/mips.c (cmp_operands): Delete.
8198 (mips_emit_compare): Get comparison operands from *op0/*op1.
8199 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
8200 that it succeeds. Use op0/op1 instead of cmp_operands.
8201 (mips_expand_conditional_branch, mips_expand_conditional_move,
8202 mips_expand_conditional_trap): Likewise.
8203 (mips_block_move_loop): Use cbranch patterns.
8204 * config/mips/mips.h (cmp_operands): Delete.
8206 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
8207 (mmix_gen_compare_reg): Just return a register in the right CC mode.
8208 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
8209 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
8210 (*cmpcc_folded): Rename to...
8211 (*cmpdi_folded): this.
8212 (*cmpcc): Rename to...
8214 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
8217 (cbranchdf4): New. Handle invalid comparisons here.
8218 * config/mmix/predicates.md (float_comparison_operator): New.
8220 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
8221 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
8222 * config/mn10300/mn10300.md (tst): Delete.
8223 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
8224 Name these patterns and wrap RHS in a compare.
8225 (*cmpsi): Make this pattern private. Include tst.
8226 (*cmpsf): Make this pattern private.
8227 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
8228 (compare with zero peepholes): Likewise.
8230 (cbranchsi4, cbranchsf4): New.
8231 (casesi): Use cbranchsi4.
8233 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
8234 hppa_branch_type): Delete.
8235 (return_addr_rtx): Use cbranchsi4.
8236 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
8237 Emit CCFPmode comparison here.
8238 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
8239 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
8240 hppa_branch_type): Delete.
8241 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
8242 (movsicc, movdicc): Remove references to hppa_compare_op0,
8243 hppa_compare_op1 and compare_from_rtx.
8244 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
8245 (casesi): Use cbranchsi4.
8247 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
8248 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
8249 * config/pdp11/pdp11.md (register_or_const0_operand): New.
8250 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
8251 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
8253 (cbranchdf4, cbranchhi4, cbranchqi4): New.
8254 (*branch, *branch_inverted): New.
8256 * config/picochip/picochip.md (cbranchhi4): Use
8257 ordered_comparison_operator.
8258 (cmphi, bCC): Remove.
8260 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
8261 (trap_comparison_operator): Delete.
8262 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
8263 rs6000_emit_cbranch): Accept mode and operands.
8264 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
8265 rs6000_compare_fp_p): Delete.
8266 (rs6000_generate_compare): Accept mode and comparison. Extract code
8267 and op0/op1 from there. Replace references to rs6000_compare_op0
8268 and rs6000_compare_op1.
8269 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
8270 extract result from passed operands.
8271 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
8272 extract loc from passed operands.
8273 (rs6000_emit_cmove): Likewise.
8274 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
8275 rs6000_compare_fp_p): Delete.
8276 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
8277 (cbranch<GPR>4, cbranch<FP>4): New.
8278 (cstore<mode>4): New. Consolidate here all choices about when to use
8279 portable or specialized sCC sequences.
8280 (stack_protect_test): Use cbranchsi4.
8281 (conditional_trap): Replace with ctrap<GPR>4.
8282 (conditional trap insn): Replace trap_comparison_operator with
8283 ordered_comparison_operator.
8285 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
8286 (s390_emit_prologue): Use ctrap.
8287 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
8288 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
8289 New predicates replacing...
8290 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
8291 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
8292 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
8293 (add<mode>cc): Do not use s390_compare_op0/op1.
8294 (s<code>): Change to...
8295 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
8297 (cstorecc4): ... this. Handle EQ or NE equally.
8298 (*sne): Un-privatize for use in cstorecc4.
8299 (b<code>): Change to...
8300 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
8301 (conditional_trap): Replace with...
8302 (ctrap<GPR>4, ctrap<FP>4): ... these.
8303 (stack_protect): Use cbranchcc4.
8305 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
8306 * config/score/score-protos.h (score_gen_cmp): Delete.
8307 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
8308 (score_block_move-loop): Use cbranchsi4.
8309 * config/score/score.md (cbranchsi4): New.
8310 (cmpsi, bCC): Delete.
8311 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
8312 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8313 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
8314 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8315 * config/score/score3.h (score3_gen_cmp): Delete.
8316 * config/score/score7.h (score7_gen_cmp): Delete.
8318 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
8319 (sh_emit_scc_to_t): ... this. Return void.
8320 (from_compare): Rename to...
8321 (sh_emit_compare_and_branch): ... this.
8322 (sh_emit_compare_and_set): New.
8323 (sh_expand_t_scc): Accept operands.
8324 * config/sh/predicates.md (sh_float_comparison_operator): New.
8325 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
8326 (prepare_scc_operands): Rename to...
8327 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
8329 (sh_emit_cheap_store_flag): New.
8330 (sh_emit_set_t_insn): New.
8331 (from_compare): Rename to...
8332 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
8333 handling of TARGET_SH2E floating point to avoid recursive call.
8334 Generate branch here.
8335 (sh_emit_compare_and_set): New.
8336 (sh_expand_t_scc): Get op0/op1 from arguments.
8337 (sh_emit_cheap_store_flag): New.
8338 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
8340 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
8341 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
8342 (movsicc, movdicc): Do nothing when it recreated operands from
8343 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
8344 prepare_scc_operands (now sh_emit_scc_to_t).
8345 (udivdi3): Use cstoresi4.
8346 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
8347 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
8348 (cbranchint4_media, cbranchfp4_media): New.
8349 (casesi): Use cbranchdi4.
8350 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
8352 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
8353 (movnegt): Remove second operand.
8354 (cbranchsf4, cbranchdf4): New.
8355 (stack_protect): Use cbranchdi4/cbranchsi4.
8357 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
8358 (gen_compare_reg): Accept comparison, extract part of it to...
8359 (gen_compare_reg_1): ... this.
8360 (gen_compare_operator): Delete.
8361 (gen_v9_scc): Accept separate destination, comparison code and arms.
8362 Do not use sparc_compare_op0/sparc_compare_op1.
8363 (emit_scc_insn, emit_conditional_branch_insn): New.
8364 (emit_v9_brxx): Make static. Remove useless assertion.
8365 (sparc_emit_float_lib_cmp): Return RTL instead of calling
8367 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
8368 * config/sparc/sparc-protos.h (gen_compare_reg,
8369 sparc_emit_float_lib_cmp): Adjust prototype.
8370 (emit_scc_insn, emit_conditional_branch_insn): New.
8371 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
8372 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
8373 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
8374 iterators to the top.
8375 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
8376 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
8377 snedi_special_trunc): Delete.
8378 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
8379 and snedi_special_trunc.
8380 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
8381 cbranchdi4, cbranch<F:mode>4): New.
8382 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
8383 here. Use gen_compare_reg instead of gen_compare_operator.
8384 (conditional_trap): Replace with...
8385 (ctrapsi4, ctrapdi4): ... this.
8386 (stack_protect_test): Use cbranchcc4.
8388 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
8390 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
8391 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
8392 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
8393 from operands[0] or operands[3] depending on is_set.
8394 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
8395 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
8396 cmpdf, bCC), sCC: Remove.
8397 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
8398 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
8400 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
8401 spu_emit_branch_or_set.
8403 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
8405 * config/stormy16/stormy16.h (xstormy16_compare_op0,
8406 xstormy16_compare_op1): Delete.
8407 * config/stormy16/stormy16.c (xstormy16_compare_op0,
8408 xstormy16_compare_op1): Delete.
8409 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
8411 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
8412 (cmphi, cmpsi, bCC): Remove.
8414 * config/v850/v850.md (tstsi, cmpsi): Fold into...
8415 (*cmpsi): ... this one.
8416 (cbranchsi4, cstoresi4): New.
8417 (bCC expanders): Delete.
8418 (sCC insns): Fold into...
8419 (*setcc): ... this one.
8420 (casesi): Do not use gen_cmpsi and gen_bgtu.
8421 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
8422 (movsicc): Simplify.
8423 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
8425 * config/vax/vax-protos.h (cond_name): New.
8426 (vax_output_conditional_branch): Remove.
8427 * config/vax/vax.c (cond_name): New.
8428 (vax_output_conditional_branch): Remove.
8429 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
8430 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
8431 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
8432 (bit<VAXint>): Wrap source with (compare).
8433 (b<code> and following unnamed pattern): Rename to *branch and
8434 *branch_reversed. Change macroization to match_operator.
8435 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
8437 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
8438 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
8439 Change last argument to machine_mode.
8440 (xtensa_expand_scc): Add machine_mode argument.
8441 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
8442 (gen_conditional_move, xtensa_expand_conditional_branch,
8443 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
8444 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
8445 Adjust operand numbers.
8446 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
8448 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
8449 (cmpsi, cmpsf, b<code>, s<code>): Delete.
8450 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
8452 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8454 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8455 causes spurious differences between trunk and cond-optab branch.
8457 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8460 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
8462 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8464 * tree.c (iterative_hash_pointer): Delete.
8465 (iterative_hash_expr): Short-circuit handling of NULL pointer.
8466 Hash UIDs and versions of SSA names. Don't special-case built-in
8467 function declarations.
8469 2009-05-11 Ian Lance Taylor <iant@google.com>
8472 * graphite.c: Force -Wc++-compat to only be a warning before
8473 #including "cloog/cloog.h".
8475 2009-05-11 Martin Jambor <mjambor@suse.cz>
8477 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
8479 2009-05-11 Jan Hubicka <jh@suse.cz>
8481 * tree-ssa-loop-ivcanon.c: Include target.h
8482 (struct loop_size): new structure.
8483 (constant_after_peeling): New predicate.
8484 (tree_estimate_loop_size): New function.
8485 (estimated_unrolled_size): Rewrite for new estimates.
8486 (try_unroll_loop_completely): Use new estimates.
8487 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
8489 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8491 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
8492 libcpp interface change.
8493 (spu_macro_to_expand): Likewise.
8495 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
8497 PR tree-optimization/40026
8498 * gimplify.c (gimplify_init_constructor): Change initial conditional
8499 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
8500 optimize_compound_literals_in_ctor.
8502 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
8504 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
8506 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
8508 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
8510 * tree-vect-data-refs.c (vect_analyze_group_access): Use
8511 HOST_WIDE_INT for gap.
8513 2009-05-11 Ira Rosen <irar@il.ibm.com>
8515 PR tree-optimization/40074
8516 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
8517 account in group size and step comparison.
8519 2009-05-11 Richard Guenther <rguenther@suse.de>
8521 * passes.c (init_optimization_passes): Strip now incorrect comment.
8522 (execute_function_todo): Do not set PROP_alias.
8523 * tree-pass.h (PROP_alias): Remove.
8524 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
8525 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
8526 * tree-nrv.c (pass_return_slot): Likewise.
8527 * tree-object-size.c (pass_object_sizes): Likewise.
8528 * tree-ssa-dom.c (pass_dominator): Likewise.
8529 (pass_phi_only_cprop): Likewise.
8530 * tree-ssa-dse.c (pass_dse): Likewise.
8531 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
8532 (pass_cselim): Likewise.
8533 * tree-ssa-pre.c (pass_pre): Likewise.
8534 (pass_fre): Likewise.
8535 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
8536 * tree-ssa-sink.c (pass_sink_code): Likewise.
8537 * tree-stdarg.c (pass_stdarg): Likewise.
8538 * tree-tailcall.c (pass_tail_calls): Likewise.
8539 * tree-vrp.c (pass_vrp): Likewise.
8541 2009-05-10 Ian Lance Taylor <iant@google.com>
8543 * basic-block.h (enum profile_status): Break out of struct
8545 * cgraph.h (struct inline_summary): Break out of struct
8547 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
8548 of struct cgraph_order_sort.
8549 * combine.c (enum undo_kind): New enum, broken out of struct undo.
8550 * cse.c (struct branch_path): Break out of struct
8551 cse_basic_block_data.
8552 * except.h (enum eh_region_type): Break out of struct eh_region.
8553 * gcc.c (enum add_del): Break out of struct modify_target.
8554 * genrecog.c (enum decision_type): Break out of struct decision_test.
8555 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
8557 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
8558 * regmove.c (enum match_use): New enum, broken out of struct match.
8559 * sched-int.h (enum post_call_group): New enum, broken out of
8561 (struct deps_reg): Break out of struct deps.
8562 * target.h (struct asm_int_op): Break out of struct gcc_target.
8563 * tree-eh.c (struct goto_queue_node): Break out of struct
8565 * tree-inline.h (enum copy_body_cge_which): Break out of
8567 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
8569 * c-decl.c (in_struct, struct_types): New static variables.
8570 (pushtag): Add loc parameter. Change all callers.
8571 (lookup_tag): Add ploc parameter. Change all callers.
8572 (check_compound_literal_type): New function.
8573 (parser_xref_tag): Add loc parameter. Change all callers. If
8574 -Wc++-compat, warn about struct/union/enum types defined within a
8576 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
8577 and loc parameters. Change all callers. Change error calls to
8578 error_at, using loc. For a redefinition, if the location of the
8579 original definition is known, report it. Set in_struct and
8580 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
8581 (finish_struct): Add new parameters enclosing_in_struct and
8582 enclosing_struct_types. Change all callers. Set
8583 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
8584 in the struct. If in a struct, add this struct to struct_types.
8585 (start_enum): Add loc parameter. Change all callers. Use
8586 error_at for errors, using loc. For a redefinition, if the
8587 location of the original definition is known, report it. If in a
8588 struct, add this enum type to struct_types. If -Wc++-compat warn
8589 if in sizeof, typeof, or alignof.
8590 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
8591 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
8592 (c_parser_enum_specifier): Get enum location for start_enum.
8593 (c_parser_struct_or_union_specifier): Get struct location for
8594 start_struct. Save in_struct and struct_types status between
8595 start_struct and finish_struct.
8596 (c_parser_cast_expression): Get location of cast.
8597 (c_parser_alignof_expression): Get location of type.
8598 (c_parser_postfix_expression): Likewise.
8599 (c_parser_postfix_expression_after_paren_type): Add type_loc
8600 parameter. Change all callers. Call check_compound_literal_type.
8601 Use type_loc for error about variable size type.
8602 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
8603 of an enum constant from an enum type defined in a struct or union.
8604 (c_cast_expr): Add loc parameter. Change all callers. If
8605 -Wc++-compat, warn about defining a type in a cast.
8606 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
8607 (start_enum, start_struct, finish_struct): Update declarations.
8608 (parser_xref_tag, c_cast_expr): Update declarations.
8609 (check_compound_literal_type): Declare.
8611 2009-05-11 Ben Elliston <bje@au.ibm.com>
8613 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
8614 for recent libcpp interface change.
8615 (rs6000_macro_to_expand): Likewise.
8617 2009-05-10 Michael Matz <matz@suse.de>
8620 * config/arm/arm.c (require_pic_register): Emit on entry edge,
8621 not at entry of function.
8623 2009-05-10 Richard Guenther <rguenther@suse.de>
8625 PR tree-optimization/40081
8627 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8628 using the main variant of the element type. Do not fiddle with
8629 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8631 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
8632 structs with volatile fields.
8634 2009-05-10 Jan Hubicka <jh@suse.cz>
8636 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
8637 (estimate_move_cost): Assert that it does not get called for
8639 (estimate_num_insns): Skip VOID types in argument handling.
8640 (optimize_inline_calls): Delete unreachable blocks and verify that
8643 2009-05-10 Jan Hubicka <jh@suse.cz>
8645 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
8646 * cgraph.c (cgraph_mark_address_taken_node): New function.
8647 (dump_cgraph_node): Dump new flag.
8648 * cgraph.h (struct cgraph_node): Add address_taken.
8649 (cgraph_mark_address_taken_node): New function.
8650 * ipa.c (cgraph_postorder): Prioritize functions with address taken
8651 since new direct calls can be born.
8653 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8655 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
8658 2009-05-10 Jan Hubicka <jh@suse.cz>
8661 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
8663 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
8664 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
8665 * tree-inline.c (copy_bb): Set frequency correctly.
8666 (fold_marked_statements): Update call to
8667 cgraph_update_edges_for_call_stmt.
8669 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8671 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
8672 identifiers in diagnostics.
8673 * config/arm/arm.c (arm_handle_fndecl_attribute,
8674 arm_handle_isr_attribute): Likewise.
8675 * config/avr/avr.c (avr_handle_progmem_attribute,
8676 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
8677 * config/bfin/bfin.c (handle_int_attribute,
8678 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
8679 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
8680 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
8682 * config/darwin.c (darwin_handle_kext_attribute,
8683 darwin_handle_weak_import_attribute): Likewise.
8684 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
8685 h8300_handle_eightbit_data_attribute,
8686 h8300_handle_tiny_data_attribute): Likewise.
8687 * config/i386/i386.c (ix86_handle_cconv_attribute,
8688 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
8689 * config/i386/winnt.c (ix86_handle_shared_attribute,
8690 ix86_handle_selectany_attribute): Likewise.
8691 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
8692 * config/m32c/m32c.c (function_vector_handler): Likewise.
8693 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
8694 m68hc11_handle_fntype_attribute): Likewise.
8695 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
8696 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
8697 * config/mips/mips.c (mips_insert_attributes,
8698 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
8699 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
8700 rs6000_handle_struct_attribute): Likewise.
8701 * config/sh/sh.c (sh_insert_attributes,
8702 sh_handle_resbank_handler_attribute,
8703 sh_handle_interrupt_handler_attribute,
8704 sh2a_handle_function_vector_handler_attribute,
8705 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
8707 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
8708 * config/spu/spu.c (spu_handle_fndecl_attribute,
8709 spu_handle_vector_attribute): Likewise.
8710 * config/stormy16/stormy16.c
8711 (xstormy16_handle_interrupt_attribute): Likewise.
8712 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
8713 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
8715 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8717 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
8718 (pp_translate_identifiers): New.
8719 (pp_identifier): Only conditionally translate identifier to locale
8721 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
8722 (pp_base_tree_identifier): Only conditionally translate identifier
8723 to locale character set.
8724 * c-pretty-print.c (M_): Define.
8725 (pp_c_type_specifier, pp_c_primary_expression): Mark English
8726 fragments for conditional translation with M_.
8727 * tree-pretty-print.c (maybe_init_pretty_print): Disable
8728 identifier translation.
8730 2009-05-10 Richard Guenther <rguenther@suse.de>
8732 PR tree-optimization/40081
8733 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8734 using the main variant of the element type. Do not fiddle with
8735 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8737 2009-05-09 Jan Hubicka <jh@suse.cz>
8740 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
8741 indirect calls; verify cgraph afterwards.
8743 2009-05-09 Jan Hubicka <jh@suse.cz>
8746 * ipa.c (update_inlined_to_pointer): New function.
8747 (cgraph_remove_unreachable_nodes): Use it.
8749 2009-05-09 Jan Hubicka <jh@suse.cz>
8751 * tree-eh.c (struct leh_state): Remove prev_try.
8752 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
8754 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
8755 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
8756 remove_eh_handler_and_replace, foreach_reachable_handler,
8757 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
8758 * except.h (struct eh_region): Remove eh_region_u_cleanup.
8759 (gen_eh_region_cleanup): Update prototype.
8761 2009-05-09 Jan Hubicka <jh@suse.cz>
8764 * except.c (copy_eh_region): Always set prev_try.
8765 (redirect_eh_edge_to_label): Find outer try.
8766 (foreach_reachable_handler): When looking for prev try
8767 handle case where previous try is not going to be taken.
8769 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8771 PR tree-optimization/40049
8772 * tree-vect-stmts.c (vectorizable_operation): If the machine has
8773 only vector/vector shifts, convert the type of the constant to the
8774 appropriate type to avoid building incorrect trees, which
8775 eventually have problems with garbage collection.
8777 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8779 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
8780 -1 for complex floating-point types if honoring signed zeros.
8782 2009-05-08 Jan Hubicka <jh@suse.cz>
8784 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
8785 argument; handle correctly when profile is absent.
8786 (build_cgraph_edges): Update.
8787 (rebuild_cgraph_edges): Update.
8788 * cgraph.c: Do not include varray.h.
8789 (cgraph_set_call_stmt_including_clones): New function.
8790 (cgraph_create_edge_including_clones): Likewise
8791 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
8792 (cgraph_update_edges_for_call_stmt): Handle clones.
8793 (cgraph_remove_node): Handle clone tree.
8794 (cgraph_remove_node_and_inline_clones): New function.
8795 (dump_cgraph_node): Dump clone tree.
8796 (cgraph_clone_node): Handle clone tree.
8797 (clone_function_name): Bring here from tree-inline.c.
8798 (cgraph_create_virtual_clone): New function.
8799 * cgraph.h (ipa_replace_map): Move here from ipa.h.
8800 (cgraph_clone_info): New function.
8801 (strut cgraph_node): Add clone_info and new clone tree pointers.
8802 (cgraph_remove_node_and_inline_clones,
8803 cgraph_set_call_stmt_including_clones,
8804 cgraph_create_edge_including_clones,
8805 cgraph_create_virtual_clone): Declare.
8806 (cgraph_function_versioning): Use VEC argument.
8807 (compute_call_stmt_bb_frequency): Update prototype.
8808 (cgraph_materialize_all_clones): New function.
8809 * ipa-cp.c (ipcp_update_cloned_node): Remove.
8810 (ipcp_create_replace_map): Update to VECtors.
8811 (ipcp_update_callgraph): Use virtual clones.
8812 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
8813 (ipcp_update_profiling): Do not update local profiling.
8814 (ipcp_insert_stage): Use VECtors and virtual clones.
8815 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
8816 (clone_of_p): New function.
8817 (cgraph_preserve_function_body_p): Use clone tree.
8818 (cgraph_optimize): Materialize clones.
8819 (cgraph_function_versioning): Update for VECtors.
8820 (save_inline_function_body): Use clone tree.
8821 (cgraph_materialize_clone): New function.
8822 (cgraph_materialize_all_clones): Likewise.
8823 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
8824 * ipa.c: Include gimple.h.
8825 (cgraph_remove_unreachable_nodes): Use clone tree.
8826 * ipa-prop.c (ipa_note_param_call): Update call to
8827 compute_call_stmt_bb_frequencycall.
8828 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
8829 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
8830 (copy_bb): Handle updating of clone tree; add new edge when new call
8832 (expand_call_inline): Be strict about every call having edge.
8833 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
8834 (delete_unreachable_blocks_update_callgraph): New function.
8835 (tree_function_versioning): Use VECtors; always remove unreachable
8836 blocks and fold conditionals.
8837 * tree-inline.h: Do not include varray.h.
8838 (tree_function_versioning): Remove.
8839 * Makefile.in (GTFILES): Remove tree-inline.c
8840 * passes.c (do_per_function): Do only functions having body.
8841 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
8844 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
8845 Andrew Morrow <acm@google.com>
8848 * c-common.c (c_common_attribute_table): Permit deprecated
8849 attribute to take an optional argument.
8850 (handle_deprecated_attribute): If the optional argument to
8851 __attribute__((deprecated)) is not a string ignore the attribute
8854 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
8855 * c-typeck.c (build_component_ref): Likewise.
8856 (build_external_ref): Likewise.
8858 * toplev.c (warn_deprecated_use): Add an attribute argument.
8859 Emit the message associated with __attribute__((deprecated)).
8861 * toplev.h (warn_deprecated_use): Updated.
8863 * doc/extend.texi: Document new optional parameter to
8864 __attribute__((deprecated))
8866 2009-05-08 Michael Eager <eager@eagercon.com>
8868 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
8869 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
8871 2009-05-08 Richard Guenther <rguenther@suse.de>
8873 PR tree-optimization/40062
8874 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
8875 Avoid exponential behavior.
8877 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8879 PR rtl-optimization/33928
8881 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
8882 process_uses, build_single_def_use_links): New.
8883 (update_df): Update use_def_ref.
8884 (forward_propagate_into): Use get_def_for_use instead of use-def
8886 (fwprop_init): Call build_single_def_use_links and let it initialize
8888 (fwprop_done): Free use_def_ref.
8889 (fwprop_addr): Eliminate duplicate call to df_set_flags.
8890 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
8891 df_rd_simulate_one_insn): New.
8892 (df_rd_bb_local_compute_process_def): Update head comment.
8893 (df_chain_create_bb): Use the new RD simulation functions.
8894 * df.h (df_rd_simulate_artificial_defs_at_top,
8895 df_rd_simulate_one_insn): New.
8896 * opts.c (decode_options): Enable fwprop at -O1.
8897 * doc/invoke.texi (-fforward-propagate): Document this.
8899 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8902 * c-typeck.c (build_binary_op): Handle arithmetic between one real
8903 and one complex operand specially.
8904 * tree-complex.c (some_nonzerop): Do not identify a real value as
8905 zero if flag_signed_zeros.
8907 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8909 PR rtl-optimization/33928
8910 * loop-invariant.c (record_use): Fix && vs. || mishap.
8912 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8914 PR rtl-optimization/33928
8915 * loop-invariant.c (struct use): Add addr_use_p.
8916 (struct def): Add n_addr_uses.
8917 (struct invariant): Add cheap_address.
8918 (create_new_invariant): Set cheap_address.
8919 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
8920 (record_uses): Pass df_ref to record_use.
8921 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
8924 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
8926 * config/sh/sh.c: Do not include c-pragma.h.
8928 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
8930 * config/spu/spu.c: Remove include of c-common.h.
8932 2009-05-07 Janis Johnson <janis187@us.ibm.com>
8935 * c-common.h (mark_valid_location_for_stdc_pragma,
8936 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
8937 clear_float_const_decimal64, float_const_decimal64_p): New.
8938 * c.opt (Wunsuffixed-float-constants): New.
8939 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
8940 unsuffixed float constant, handle new warning.
8941 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
8942 * c-decl.c (c_scope): New flag float_const_decimal64.
8943 (set_float_const_decimal64, clear_float_const_decimal64,
8944 float_const_decimal64_p): New.
8945 (push_scope): Set new flag.
8946 * c-parser.c (c_parser_translation_unit): Mark when it's valid
8947 to use STDC pragmas.
8948 (c_parser_external_declaration): Ditto.
8949 (c_parser_compound_statement_nostart): Ditto.
8950 * c-pragma.c (valid_location_for_stdc_pragma,
8951 mark_valid_location_for_stdc_pragma,
8952 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
8953 handle_pragma_float_const_decimal64): New.
8954 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
8955 * cp/semantics.c (valid_location_for_stdc_pragma_p,
8956 set_float_const_decimal64, clear_float_const_decimal64,
8957 float_const_decimal64_p): New dummy functions.
8958 * doc/extend.texi (Decimal Float): Remove statement that the
8959 pragma, and suffix for double constants, are not supported.
8960 * doc/invoke.texi (Warning Options): List new option.
8961 (-Wunsuffixed-float-constants): New.
8963 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
8965 * config/i386/i386.c: Do not include c-common.h.
8967 2009-05-07 Mark Heffernan <meheff@google.com>
8969 * doc/invoke.texi (Debugging Options): Document change of debugging
8971 * opts.c (decode_options): Make dump_base_name relative to
8972 aux_base_name directory.
8974 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8976 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
8977 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
8979 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
8981 * Makefile.in (install-plugin): Simplify a bit.
8983 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
8985 * Makefile.in (OBJS-common): Add regcprop.o.
8987 * timevar.def (TV_CPROP_REGISTERS): New.
8988 * regrename.c (regrename_optimize): Return 0.
8989 (rest_of_handle_regrename): Delete.
8990 (pass_rename_registers): Point to regrename_optimize.
8991 (struct value_data_entry, struct value_data,
8992 kill_value_one_regno, kill_value_regno, kill_value,
8993 set_value_regno, init_value_data, kill_clobbered_value,
8994 kill_set_value, kill_autoinc_value, copy_value,
8995 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
8996 replace_oldest_value_reg, replace_oldest_value_addr,
8997 replace_oldest_value_mem, copyprop_hardreg_forward_1,
8998 debug_value_data, validate_value_data): Move...
8999 * regcprop.c: ... here.
9000 (rest_of_handle_cprop): Delete.
9001 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
9003 2009-05-07 Jakub Jelinek <jakub@redhat.com>
9006 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
9007 GEN_INT for 1 << bitnum.
9008 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
9011 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
9013 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
9014 Remove wrong description of "nand" operation.
9016 2009-05-06 Richard Guenther <rguenther@suse.de>
9017 Adam Nemet <anemet@caviumnetworks.com>
9019 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
9020 comment. Add that if LHS is not a gimple register, then RHS1 has
9021 to be a single object (GIMPLE_SINGLE_RHS).
9023 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
9025 * expr.c (get_def_for_expr): Move it up in the file.
9026 (store_field): When expanding a bit-field store, look at the
9027 defining gimple stmt for the masking conversion.
9029 2009-05-06 Janis Johnson <janis187@us.ibm.com>
9032 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
9033 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
9034 32-bit memcpy into long.
9036 2009-05-06 Jakub Jelinek <jakub@redhat.com>
9038 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
9039 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
9041 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
9042 instead of appending DW_OP_deref*.
9044 2009-05-06 Michael Matz <matz@suse.de>
9047 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
9048 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
9050 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
9052 * Makefile.in (install-plugin): Fix srcdir handling.
9054 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
9056 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
9057 when processing for not_regs_needed bitmap.
9058 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
9059 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
9060 handling it for rhs.
9062 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9064 * config/i386/i386.md (unnamed inc/dec peephole): Use
9065 optimize_insn_for_size_p instead of optimize_size.
9066 * config/i386/predicates.md (incdec_operand): Likewise.
9067 (aligned_operand): Likewise.
9068 * config/i386/sse.md (divv8sf3): Likewise.
9069 (sqrtv8sf2): Likewise.
9071 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9073 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
9075 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
9077 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9079 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
9080 ssemodesuffixf2c with avxmodesuffixf2c.
9082 2009-05-06 Joseph Myers <joseph@codesourcery.com>
9085 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
9087 2009-05-05 Jakub Jelinek <jakub@redhat.com>
9089 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
9090 (struct tree_base): Adjust spacing for 8 bit boundaries.
9091 (struct tree_decl_common): Add decl_by_reference_flag bit.
9092 (DECL_BY_REFERENCE): Adjust.
9093 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
9094 print DECL_BY_REFERENCE bit.
9095 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
9096 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
9097 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
9098 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
9102 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
9103 range of the type, but default label is missing, add it with one
9104 of the existing labels instead of adding a new label for it.
9106 2009-05-05 Joseph Myers <joseph@codesourcery.com>
9110 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
9112 * Makefile.in (enable_plugin, plugin_includedir): New.
9113 (install): Depend on install-plugin.
9114 (PLUGIN_HEADERS): New.
9115 (install-plugin): New.
9116 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
9118 2009-05-05 Richard Guenther <rguenther@suse.de>
9120 PR tree-optimization/40022
9121 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
9123 (phivn_valid_p): Fix tuplification error, simplify.
9124 (phiprop_insert_phi): Add dumps.
9125 (propagate_with_phi): Simplify.
9127 2009-05-05 Richard Guenther <rguenther@suse.de>
9130 * builtins.c (gimplify_va_arg_expr): Properly build the address.
9132 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
9134 * tree.h (strip_float_extensions): Remove duplicate declaration.
9135 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
9136 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
9137 block_ultimate_origin): Rearrange the declarations line to match the
9138 comment that indicates the .c file which the functions are defined.
9139 (dwarf2out_*, set_decl_rtl): Add comment.
9140 (get_base_address): Adjust comment.
9141 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
9142 declarations line and add comment.
9143 (is_builtin_name): Add blank after function name, for clarity.
9145 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9147 * attribs.c (decl_attributes): Use %qE for identifiers in
9149 * cgraphunit.c (verify_cgraph_node): Translate function names to
9150 locale character set in diagnostics.
9151 * coverage.c (get_coverage_counts): Use %qE for identifiers in
9153 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
9154 Document that functions are named in UTF-8.
9155 * expr.c (expand_expr_real_1): Translate function names to locale
9156 character set in diagnostics.
9157 * gimplify.c (omp_notice_variable, omp_is_private,
9158 gimplify_scan_omp_clauses): Use %qE for identifiers in
9160 * langhooks.c (lhd_print_error_function): Translate function names
9161 to locale character set.
9162 * langhooks.h (decl_printable_name): Document that return value is
9163 in internal character set.
9164 * stmt.c: Include pretty-print.h
9165 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
9167 (resolve_operand_name_1): Translate named operand name to locale
9169 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
9171 * toplev.c (announce_function): Translate function names to locale
9173 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
9174 (default_tree_printer): Use pp_identifier or translate identifiers
9175 to locale character set. Mark "<anonymous>" for translation.
9176 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
9177 for identifiers in diagnostics.
9178 * tree.c (handle_dll_attribute): Use %qE for identifiers in
9180 * varasm.c (output_constructor): Use %qE for identifiers in
9183 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
9185 * configure.ac: use ` ` instead of $()
9186 * configure: Regenerate.
9188 2009-05-05 Ben Elliston <bje@au.ibm.com>
9190 * config/pa/linux-atomic.c: Eliminate conditional include of
9191 errno.h on non-LP64 systems to simplify build requirements.
9193 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9195 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
9197 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
9198 and pass value to identifier_to_locale.
9199 (warn_variable_length_array): Make name a tree.
9200 (grokdeclarator): Separate diagnostic texts for named and unnamed
9201 declarators. Use %qE for named declarators.
9202 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
9204 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
9205 identifiers in diagnostics.
9206 * c-typeck.c (push_member_name, start_init): Pass identifiers to
9207 identifier_to_locale. Mark "anonymous" strings for translation.
9209 2009-05-04 Michael Eager <eager@eagercon.com>
9211 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
9212 address for DImode/DFmode only if double-precision FP regs.
9214 2009-05-04 Michael Eager <eager@eagercon.com>
9216 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
9217 TARGET_SINGLE_FLOAT check.
9219 2009-05-04 Michael Eager <eager@eagercon.com>
9221 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
9223 2009-05-04 Michael Eager <eager@eagercon.com>
9225 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
9226 * config/rs6000/t-xilinx: New
9228 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
9230 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
9231 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
9232 * gcc/explow.c (memory_address): Use target hook.
9233 * gcc/targhooks.c (default_legitimize_address): New.
9234 * gcc/targhooks.h (default_legitimize_address): New.
9235 * gcc/target.h (legitimize_address): New.
9236 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
9237 (TARGET_INITIALIZER): Include it.
9238 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
9240 * config/bfin/bfin-protos.h (legitimize_address): Remove.
9241 * config/bfin/bfin.c (legitimize_address): Remove.
9242 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
9243 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
9245 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
9246 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
9248 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
9249 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
9250 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
9251 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
9252 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
9253 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
9254 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
9255 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
9256 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
9257 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
9258 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
9259 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
9260 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
9261 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
9262 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
9263 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
9264 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
9265 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
9266 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
9267 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
9268 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
9269 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
9270 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
9272 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
9273 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
9274 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
9275 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
9276 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
9277 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
9278 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
9279 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
9280 (thumb_legitimize_address): Delete.
9281 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
9282 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
9283 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
9284 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
9285 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
9286 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
9288 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
9291 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
9292 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
9293 * config/m32r/m32r.c (m32r_legitimize_address): New.
9294 * config/m68k/m68k.c (m68k_legitimize_address): New.
9295 * config/score/score.c (score_legitimize_address): Standardize.
9296 * config/score/score3.c (score3_legitimize_address): Standardize.
9297 * config/score/score3.h (score3_legitimize_address): Adjust.
9298 * config/score/score7.c (score7_legitimize_address): Standardize.
9299 * config/score/score7.h (score7_legitimize_address): Adjust.
9300 * config/sh/sh.c (sh_legitimize_address): New.
9301 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
9303 * gcc/config/s390/s390.c (legitimize_address): Rename to...
9304 (s390_legitimize_address): ... this.
9305 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
9306 (sparc_legitimize_address): ... this.
9307 * gcc/config/i386/i386.c (legitimize_address): Rename to...
9308 (ix86_legitimize_address): ... this.
9309 * gcc/config/avr/avr.c (legitimize_address): Rename to...
9310 (avr_legitimize_address): ... this.
9311 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
9312 (mn10300_legitimize_address): ... this.
9313 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
9314 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
9315 (alpha_expand_mov): Adjust call.
9317 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
9318 * config/spu/spu.c (spu_legitimize_address): Likewise.
9319 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
9320 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
9322 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9324 * intl.c (locale_encoding, locale_utf8): New.
9325 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
9326 * intl.h (locale_encoding, locale_utf8): Declare.
9327 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
9328 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
9330 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
9332 (pp_tree_identifier): Define to call pp_base_tree_identifier.
9333 (pp_base_tree_identifier): Declare as function.
9334 (identifier_to_locale): Declare.
9335 * Makefile.in (pretty-print.o): Update dependencies.
9336 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
9338 2009-05-04 Richard Guenther <rguenther@suse.de>
9341 * builtins.c (fold_builtin_memory_op): Do not decay to element
9342 type if the size matches the whole array.
9344 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9346 * expmed.c (synth_mult): When trying out a shift, pass the result
9349 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9351 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
9352 (shiftsub1_cost): New.
9353 (init_expmed): Compute shiftsub1_cost.
9354 (synth_mult): Optimize multiplications by constants of the form
9355 -(2^^m-1) for some constant positive integer m.
9357 2009-05-03 Richard Guenther <rguenther@suse.de>
9360 * c-typeck.c (array_to_pointer_conversion): Do not built
9361 ADDR_EXPRs of arrays of pointer-to-element type.
9362 * c-gimplify.c (c_gimplify_expr): Revert change fixing
9363 up wrong ADDR_EXPRs after-the-fact.
9364 * c-common.c (strict_aliasing_warning): Strip pointer
9365 conversions for obtaining the original type.
9366 * builtins.c (fold_builtin_memset): Handle array types.
9367 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
9370 2009-05-03 Richard Guenther <rguenther@suse.de>
9373 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
9374 Do not lose casts from array types with unknown extent to array
9375 types with known extent.
9376 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
9377 alias set compatibility.
9379 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
9381 * flags.h (extra_warnings): Delete.
9382 * toplev.c (process_options): Handle Wuninitialized here.
9383 * opts.c (extra_warnings): Delete.
9384 (set_Wextra): Delete.
9385 (common_handle_option): -Wextra can be handled automatically.
9386 * c-opts.c (c_common_handle_option): Delete obsolete code.
9387 (c_common_post_options): Simplify comment.
9388 * common.opt (W): Add Var.
9390 (Wuninitialized): Initialize to -1.
9392 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
9393 Richard Guenther <rguenther@suse.de>
9395 * expr.c (get_def_for_expr): New function.
9396 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
9397 SSA rather than trees.
9398 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
9399 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
9401 2009-05-03 Joseph Myers <joseph@codesourcery.com>
9403 * c-common.c (reswords): Add _Imaginary.
9404 * c-common.c (enum rid): Add RID_IMAGINARY.
9406 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
9408 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
9409 Patch by Richard Guenther.
9411 2009-05-03 Anatoly Sokolov <aesok@post.ru>
9413 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
9414 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
9415 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
9416 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
9417 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
9418 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
9419 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
9420 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
9421 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
9422 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
9423 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
9424 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
9425 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
9426 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
9427 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
9428 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
9429 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
9430 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
9432 2009-05-02 Richard Guenther <rguenther@suse.de>
9434 PR tree-optimization/39940
9435 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
9438 2009-05-02 Richard Guenther <rguenther@suse.de>
9441 * tree-ssa.c (execute_update_addresses_taken): Properly check
9442 if we can mark a variable DECL_GIMPLE_REG_P.
9443 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
9444 back to the end of the function.
9445 (is_gimple_reg_type): Remove complex type special casing.
9446 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
9449 2009-05-02 Ben Elliston <bje@au.ibm.com>
9451 * doc/collect2.texi (Collect2): Document search path behaviour
9452 when configured with --with-ld.
9454 2009-05-02 Jan Hubicka <jh@suse.cz>
9456 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
9457 parameter; update callers.
9458 (coalesce_cost_edge): EH edges are costier because they needs
9459 splitting even if not critical and even more costier when there are
9460 multiple EH predecestors.
9462 2009-05-02 Jan Hubicka <jh@suse.cz>
9464 * except.c (remove_eh_handler_and_replace): Handle updating after
9465 removing TRY blocks.
9467 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
9469 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
9471 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
9473 * varasm.c: Do not include c-pragma.h.
9474 * attribs.c: Do not incude c-common.h.
9476 2009-05-01 Michael Matz <matz@suse.de>
9478 * calls.c (initialize_argument_information): Handle SSA names like
9479 decls with a non MEM_P DECL_RTL.
9481 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9483 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
9484 * ipa-utils.c: Likewise.
9485 * ipa-type-escape.c: Likewise.
9486 * cgraphunit.c Do not include c-common.h.
9487 * ipa-pure-const.c: Likewise.
9488 * tree-if-conv.c: Likewise.
9489 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
9490 * ipa-struct-reorg.c: Likewise.
9491 * tree-nomudflap.c: Likewise.
9492 * tree-ssa-structalias.c: Likewise.
9494 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9496 * store-motion.c: Many cleanups to make this pass a first-class
9497 citizen instead of an appendix to gcse load motion. Add TODO list
9498 to make this pass faster/cleaner/better.
9500 (struct ls_expr): Post gcse.c-split cleanups.
9501 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
9502 "stores" field to "avail_stores".
9503 (pre_ldst_mems): Rename to store_motion_mems.
9504 (pre_ldst_table): Rename to store_motion_mems_table.
9505 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
9506 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
9507 (ldst_entry): Rename to st_expr_entry, update users.
9508 (free_ldst_entry): Rename to free_st_expr_entry, update users.
9509 (free_ldst_mems): Rename to free_store_motion_mems, update users.
9510 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
9512 (first_ls_expr): Rename to first_st_expr, update users.
9513 (next_ls_expr): Rename to next_st_expr, update users.
9514 (print_ldst_list): Rename to print_store_motion_mems. Print names of
9515 fields properly for store motion instead of names inherited from load
9517 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
9518 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
9521 (ae_kill): Rename to st_kill, update users.
9522 (ae_gen): Rename to st_avloc, update users.
9523 (transp): Rename to st_transp, update users.
9524 (pre_insert_map): Rename to st_insert_map, update users.
9525 (pre_delete_map): Rename to st_delete_map, update users.
9526 (insert_store, build_store_vectors, free_store_memory,
9527 one_store_motion_pass): Update for abovementioned changes.
9529 (gcse_subst_count, gcse_create_count): Remove.
9530 (one_store_motion_pass): New statistics counters "n_stores_deleted"
9531 and "n_stores_created", local variables.
9533 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
9536 (regvec, compute_store_table_current_insn): Remove.
9537 (reg_set_info, reg_clear_last_set): Remove.
9538 (compute_store_table): Use DF caches instead of local dataflow
9541 2009-05-01 Joseph Myers <joseph@codesourcery.com>
9543 * c-objc-common.c (c_tree_printer): Print identifiers with
9544 pp_identifier, not pp_string. Mark "({anonymous})" for
9546 * c-pretty-print.c (pp_c_ws_string): New.
9547 (pp_c_cv_qualifier, pp_c_type_specifier,
9548 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
9549 pp_c_storage_class_specifier, pp_c_function_specifier,
9550 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
9551 pp_c_primary_expression, pp_c_postfix_expression,
9552 pp_c_unary_expression, pp_c_shift_expression,
9553 pp_c_relational_expression, pp_c_equality_expression,
9554 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
9555 use pp_string and pp_c_ws_string in place of pp_identifier and
9556 pp_c_identifier for non-identifiers. Mark English strings for
9558 * c-pretty-print.h (pp_c_ws_string): Declare.
9560 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
9561 Roland McGrath <roland@redhat.com>
9563 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
9564 (ENABLE_LD_BUILDID): New configuration option.
9565 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
9566 (LINK_BUILDID_SPEC): New macro.
9567 (init_spec): If defined, prepend it between LINK_EH_SPEC and
9569 * doc/install.texi: Document --enable-linker-build-id option.
9570 * configure: Rebuild.
9571 * config.in: Rebuild.
9573 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
9575 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
9576 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
9577 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
9578 MIPS_GP_SAVE_AREA_SIZE.
9579 * config/mips/mips.c (struct mips_frame_info): Update comment
9580 before arg_pointer_offset and hard_frame_pointer_offset.
9581 (mips_compute_frame_info): Update diagram before function: to
9582 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
9583 indicate the position of frame_pointer_rtx with -fstack-protector and
9584 to show args_size. Don't allocate cprestore area for leaf functions
9585 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
9587 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
9589 2009-04-30 Michael Matz <matz@suse.de>
9591 PR tree-optimization/39955
9592 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
9594 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
9596 * ira.c (setup_cover_and_important_classes): Use safe macro
9597 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
9599 * genpreds.c (write_tm_preds_h): Output suitable definition of
9600 REG_CLASS_FOR_CONSTRAINT.
9602 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9604 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
9606 * bitmap.c (bitmap_descriptor): Likewise.
9607 * ggc-common.c (loc_descriptor): Likewise.
9608 * varray.c (varray_descriptor): Likewise.
9609 * vec.c (vec_descriptor): Likewise.
9611 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
9613 * Makefile.in (dce.o): Add $(EXCEPT_H).
9614 * dce.c: Include except.h and delete redundant vector definitions.
9615 (deletable_insn_p): Return false for non-call insns that can throw
9618 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
9620 * gcse.c (ae_gen): Remove.
9621 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
9622 and make non-static function to make it available in store-motion.c.
9623 Update call sites with search-and-replace.
9624 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
9625 extract_mentioned_regs, extract_mentioned_regs_helper,
9626 find_moveable_store, compute_store_table, load_kills_store, find_loads,
9627 store_killed_in_insn, store_killed_after, store_killed_before,
9628 build_store_vectors, insert_insn_start_basic_block, insert-store,
9629 remove_reachable_equiv_notes, replace_store_insn, delete_store,
9630 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
9631 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
9632 * store-motion.c: ...new file. Also copy data structures from gcse.c
9633 and clean up to remove parts not used by store motion.
9634 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
9635 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
9637 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9640 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
9641 when optimizing for size.
9643 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
9645 * gcse.c (gcse_constant_p): Fix typo in last change.
9647 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9649 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
9651 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
9653 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
9655 2009-04-29 James E. Wilson <wilson@codesourcery.com>
9657 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
9658 CONST_HIGH_PART result.
9660 2009-04-29 Anatoly Sokolov <aesok@post.ru>
9662 * config/avr/avr.c (initial_elimination_offset): Rename to
9663 avr_initial_elimination_offset.
9664 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
9665 change return type to bool.
9666 (avr_can_eliminate): New function.
9667 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
9668 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
9669 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
9670 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
9671 avr_initial_elimination_offset.
9672 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
9673 (avr_initial_elimination_offset): Define.
9675 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
9676 Steven Bosscher <steven@gcc.gnu.org>
9678 PR rtl-optimization/39938
9679 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
9680 * cfgrtl.c: Include insn-attr.h.
9681 (rest_of_pass_free_cfg): New function.
9682 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
9683 * resource.c (init_resource_info): Remove call to df_analyze.
9685 2009-04-29 Richard Guenther <rguenther@suse.de>
9688 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
9689 allow conversion to signed integers.
9691 2009-04-29 Richard Guenther <rguenther@suse.de>
9693 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
9694 shifts of floating point vectors if the shift amount is
9695 a constant multiple of the element size.
9697 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
9698 Michael Matz <matz@suse.de>
9702 * tree-outof-ssa.c (emit_partition_copy): New function.
9703 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
9704 insert_part_to_rtx_on_edge): Perform the partition base var
9705 copy using emit_partition_copy.
9706 (insert_value_copy_on_edge): Convert constants to the right mode.
9707 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
9708 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
9710 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9712 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
9713 scan backwards to try to find a constant to initialize it.
9715 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
9716 insn before the loop_end instruction, don't look past labels.
9718 2009-04-29 Richard Guenther <rguenther@suse.de>
9721 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
9722 loose type conversions.
9723 (forward_propagate_addr_expr): Fix tuplification bug. Remove
9724 stmts only if there are no uses of its definition.
9726 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9728 * config/bfin/bfin.h (splitting_loops): Declare.
9729 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
9730 Reorder bit definitions to be ascending.
9731 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
9732 * config/bfin/bfin.c (splitting_loops): New variable.
9733 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
9734 (struct loop_info): Remove members INIT and LOOP_INIT.
9735 (bfin_optimize_loop): Don't set them. Reorder the code that generates
9736 the LSETUP sequence. Allow LC to be loaded from any register, but
9737 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
9738 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
9740 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
9741 of reload_completed.
9744 * config/bfin/bfin.md (movsi_insn): Refine constraints.
9746 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
9748 * Makefile.in (PLUGIN_VERSION_H): New.
9749 (OBJS-common): Remove plugin-version.o.
9750 (plugin.o): Depend on (PLUGIN_VERSION_H).
9751 (plugin-version.o): Remove.
9752 * configure: Regenerate
9753 * configure.ac: Create plugin-version.h.
9754 * gcc-plugin.h (plugin_gcc_version): Remove.
9755 (plugin_default_version_check): Change signature.
9756 * plugin-version.c: Remove.
9757 * plugin.c: Include plugin-version.h.
9758 (str_plugin_gcc_version_name): Remove.
9759 (try_init_one_plugin): Pass gcc version to plugin_init.
9760 (plugin_default_version_check): Both gcc and plugin versions are now
9763 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9765 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
9766 problematic last insns. Test for TYPE_CALL rather than CALL_P.
9767 Remove special case testing for last insn of inner loops. Don't fail
9768 if the loop ends with a jump, emit an extra nop instead.
9770 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
9771 DREGS rather than comparing directly. Remove code that tries to
9772 account for latencies.
9774 2009-04-29 Richard Guenther <rguenther@suse.de>
9776 PR tree-optimization/39941
9777 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
9778 eliminating an indirect call.
9780 2009-04-29 Richard Guenther <rguenther@suse.de>
9782 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
9783 parameter. Allow invariants as base if !require_lvalue.
9784 (verify_gimple_assign_single): Adjust.
9786 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9788 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
9789 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
9790 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
9791 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
9792 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
9794 * config/bfin/bfin.c (bfin_expand_builtin,
9795 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
9797 2009-04-28 Richard Guenther <rguenther@suse.de>
9799 * tree-vect-loop.c (get_initial_def_for_induction): Use
9800 correct types for pointer increment.
9802 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9804 * toplev.c (print_version): Update GMP version string calculation.
9806 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
9808 PR rtl-optimization/39938
9809 * resource.c (init_resource_info): Add call to df_analyze.
9811 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9813 * config/alpha/alpha.md (usegp): Cast the result of
9814 alpha_find_lo_sum_using_gp to enum attr_usegp.
9815 * config/alpha/alpha.c (override_options): Remove end-of-structure
9816 marker element from cpu_table. Use array size of cpu_table to handle
9817 -mcpu and -mtune options.
9818 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
9820 2009-04-28 Joseph Myers <joseph@codesourcery.com>
9822 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
9823 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
9824 tune_32 and tune_64.
9825 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
9827 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
9828 * config/rs6000/option-defaults.h: ... here. New file.
9829 (OPT_64, OPT_32): Define.
9830 (MASK_64BIT): Define to 0 if not already defined.
9831 (OPT_ARCH64, OPT_ARCH32): Define.
9832 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
9835 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9837 * config/arm/arm.c (arm_override_options): Emit error on using
9840 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9842 PR rtl-optimization/39914
9843 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9844 registers for allocnos created from user-defined variables only
9845 when not optimizing.
9847 2009-04-28 Richard Guenther <rguenther@suse.de>
9850 * fold-const.c (fold_binary): Use distribute_real_division only
9853 2009-04-28 Steve Ellcey <sje@cup.hp.com>
9855 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
9856 add hpux-stdint.h to tm_file.
9857 (hppa[12]*-*-hpux11*): Ditto.
9858 (ia64*-*-hpux*): Ditto.
9859 * config/hpux-stdint.h: New.
9860 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
9861 __STDC_EXT__ for all compiles.
9862 * config/pa/pa-hpux.h: Ditto.
9863 * config/pa/pa-hpux10.h: Ditto.
9864 * config/pa/pa-hpux11.h: Ditto.
9866 2009-04-28 Catherine Moore <clm@codesourcery.com>
9868 * debug.h (set_name): Add comment.
9870 2009-04-28 Andrew Pinski <pinskia@gmail.com>
9873 * config/darwin.c (machopic_gen_offset): Check
9874 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
9875 * config/arm/arm.c (require_pic_register): Likewise.
9877 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
9879 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
9880 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
9881 m32c_promote_prototypes): Delete.
9883 2009-04-28 Michael Matz <matz@suse.de>
9886 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
9889 2009-04-28 Richard Guenther <rguenther@suse.de>
9891 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
9893 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9895 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
9896 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
9897 * config/arm/arm-tune.md: Regenerate.
9899 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
9901 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
9902 block if there are complex incoming edges.
9903 (sel_merge_blocks): Remove useless assert.
9904 (sel_redirect_edge_and_branch): Check that edge was redirected.
9905 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
9906 (sel_find_rgns): Delete declaration.
9907 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
9908 the region when it is not a preheader.
9910 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9913 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
9915 2009-04-28 Richard Guenther <rguenther@suse.de>
9917 * tree.h (SSA_NAME_VALUE): Remove.
9918 (struct tree_ssa_name): Remove value_handle member.
9919 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
9920 array for jump threading.
9921 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
9923 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
9924 * tree-flow.h (threadedge_initialize_values): Declare.
9925 (threadedge_finalize_values): Likewise.
9926 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
9927 (SSA_NAME_VALUE): Define.
9928 (threadedge_initialize_values): New function.
9929 (threadedge_finalize_values): Likewise.
9930 * tree-ssa-dom.c (ssa_name_values): New global variable.
9931 (SSA_NAME_VALUE): Define.
9932 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
9934 2009-04-28 Ira Rosen <irar@il.ibm.com>
9936 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
9937 Use REPORT_VECTORIZED_LOCATIONS instead
9938 REPORT_VECTORIZED_LOOPS.
9939 * tree-vectorizer.c (vect_verbosity_level): Make static.
9940 (vect_loop_location): Rename to vect_location.
9941 (vect_set_verbosity_level): Update comment.
9942 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
9944 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
9945 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
9946 instead REPORT_UNVECTORIZED_LOOPS.
9947 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
9948 and vect_loop_def to vect_external_def and vect_internal_def.
9949 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
9950 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
9951 REPORT_UNVECTORIZED_LOCATIONS.
9952 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
9953 and vect_used_in_loop and to vect_unused_in_scope and
9955 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
9956 (vect_verbosity_level): Remove declaration.
9957 (vect_analyze_operations): Likewise.
9958 (vect_analyze_stmt): Declare.
9959 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
9960 REPORT_UNVECTORIZED_LOCATIONS.
9961 (vect_get_loop_niters): Fix indentation.
9962 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
9963 (vect_analyze_loop_operations): New function.
9964 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
9965 vect_analyze_operations.
9966 (vect_is_simple_reduction): Use new names.
9967 (vectorizable_live_operation, vect_transform_loop): Likewise.
9968 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
9969 to specify whether the data references can be a part of interleaving
9971 (vect_analyze_data_ref_dependence): Use new names.
9972 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
9973 (vect_create_addr_base_for_vector_ref): Remove redundant code.
9974 * tree-vect-patterns.c (widened_name_p): Use new names.
9975 (vect_recog_dot_prod_pattern): Likewise.
9976 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
9977 (process_use, vect_mark_stmts_to_be_vectorized,
9978 vect_model_simple_cost, vect_model_store_cost,
9979 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
9980 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
9981 vectorizable_operation, vectorizable_type_demotion,
9982 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
9983 vectorizable_condition): Likewise.
9984 (vect_analyze_operations): Split into vect_analyze_loop_operations
9986 (vect_analyze_stmt): ... new function.
9987 (new_stmt_vec_info): Use new names.
9988 (vect_is_simple_use): Use new names and fix comment.
9989 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
9990 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
9992 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9995 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
9996 and integer modes for x87 operands. Do not ICE for unsupported size,
9997 generate error instead. Generate error for unsupported operand types.
9998 ['z']: Do not handle HImode memory operands specially. Warning
9999 for floating-point operands. Fallthru to 'Z' for unsupported operand
10000 types. Do not ICE for unsupported size, generate error instead.
10001 (output_387_binary_op): Use %Z to output operands.
10002 (output_fp_compare): Ditto.
10003 (output_387_reg_move): Ditto.
10005 2009-04-28 Ben Elliston <bje@au.ibm.com>
10010 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10012 * builtins.c (c_strlen): Do not warn here.
10013 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
10014 * c-common.c (pointer_int_sum): Take an explicit location.
10015 Warn about offsets out of bounds.
10016 * c-common.h (pointer_int_sum): Adjust declaration.
10018 2009-04-27 Ian Lance Taylor <iant@google.com>
10020 * collect2.c (is_ctor_dtor): Change type of ret field in struct
10022 * dce.c (run_fast_df_dce): Change type of old_flags to int.
10023 * df-core.c (df_set_flags): Change return type to int. Change
10024 type of old_flags to int.
10025 (df_clear_flags): Likewise.
10026 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
10027 (df_get_conditional_uses): Likewise.
10028 * df.h (df_set_flags, df_clear_flags): Update declarations.
10029 * dwarf2out.c (struct indirect_string_node): Change type of form
10030 field to enum dwarf_form.
10031 (AT_string_form): Change return type to enum dwarf_form.
10032 * fixed-value.c (fixed_compare): Add cast to enum type.
10033 * fwprop.c (update_df): Change 0 to VOIDmode.
10034 * gensupport.c: Change 0 to UNKNOWN.
10035 * gimple.h (gimple_cond_code): Add cast to enum type.
10036 * haifa-sched.c (reemit_notes): Add cast to enum type.
10037 * hooks.c (hook_int_void_no_regs): Remove function.
10038 * hooks.h (hook_int_void_no_regs): Remove declaration.
10039 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
10040 * predict.c (combine_predictions_for_insn): Add casts to enum type.
10041 * real.c (real_arithmetic): Add cast to enum type.
10042 (real_compare): Likewise.
10043 * target.h (struct gcc_target): Change return type of
10044 branch_target_register_class to enum reg_class.
10045 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
10046 default_branch_target_register_class.
10047 * targhooks.c (default_branch_target_register_class): New function.
10048 * targhooks.h (default_branch_target_register_class): Declare.
10049 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
10050 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
10052 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
10054 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
10055 vect_uninitialized_def. Change 0 to ERROR_MARK.
10056 * tree-vect-stmts.c (supportable_widening_operation): Don't
10057 initialize icode1 and icode2.
10058 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
10059 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
10061 (cmn_err_flag_specs): Change 0 to STD_C89.
10062 (cmn_err_char_table): Likewise.
10063 * config/arm/arm.c (get_arm_condition_code): Change type of code
10064 to enum arm_cond_code.
10065 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
10066 (IWMMXT_BUILTIN2): Likewise.
10067 (neon_builtin_type_bits): Don't define typedef.
10068 (neon_builtin_datum): Change type of bits field to int.
10069 (arm_expand_neon_args): Add cast to enum type.
10070 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
10072 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
10073 casts to enum type.
10074 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
10076 * config/mips/mips.md (jal_macro): Return enum constant.
10077 (single_insn): Likewise.
10078 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
10080 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10081 casts to enum type.
10082 * config/s390/s390.c (s390_tune_flags): Change type to int.
10083 (s390_arch_flags): Likewise.
10084 (s390_handle_arch_option): Change flags field of struct pta to int.
10085 * config/s390/s390.h (s390_tune_flags): Update declaration.
10086 (s390_arch_flags): Likewise.
10087 * config/sh/sh.c (prepare_move_operands): Compare
10088 tls_symbolic_operand result with enum constant.
10089 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
10090 (sh_expand_prologue): Add cast to enum type.
10091 (sh_expand_epilogue): Likewise.
10092 (tls_symbolic_operand): Change return type to enum tls_model.
10093 (fpscr_set_from_mem): Add cast to enum type.
10094 (legitimize_pic_address): Compare tls_symbolic_operand result with
10096 (sh_target_reg_class): Change return type to enum reg_class.
10097 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
10099 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
10100 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
10101 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
10102 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
10103 (delayed_branch, tls_call_delay): Likewise.
10104 (eligible_for_sibcall_delay): Likewise.
10105 (eligible_for_return_delay): Likewise.
10106 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
10107 (spu_expand_builtin_1): Likewise.
10109 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
10110 for all types of conversions.
10111 (output_init_element): Issue -Wc++-compat warning if needed when
10112 initializing a bitfield with enum type.
10113 * c-parser.c (c_parser_expression): Set original_type to
10114 original_type of right hand operand of comman operator.
10116 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10118 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
10120 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
10121 * doc/cpp.texi (Standard Predefined Macros)
10122 (Implementation-defined behavior): Likewise.
10123 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
10124 * doc/gimple.texi (GIMPLE Exception Handling)
10125 (@code{GIMPLE_ASSIGN}): Likewise.
10126 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
10127 * doc/invoke.texi (Warning Options, Optimize Options)
10128 (AVR Options, Darwin Options): Likewise.
10129 (Optimize Options): Reformulate -fwhole-program description.
10130 * doc/loop.texi (Lambda): Likewise.
10131 * doc/md.texi (Output Template, Define Constraints)
10132 (Standard Names, Insn Splitting): Likewise.
10133 * doc/options.texi (Option properties): Likewise.
10134 * doc/passes.texi (Tree-SSA passes): Likewise.
10135 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
10136 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
10137 (File Names and DBX): Likewise.
10138 * doc/trouble.texi (Incompatibilities): Likewise.
10140 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10142 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
10143 instruction is correct.
10145 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10147 Allow non-constant arguments to conversion intrinsics.
10148 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
10149 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
10150 * spu.c (print_operand): Handle 'v' and 'w'.
10151 (exp2_immediate_p, spu_gen_exp2): Define.
10152 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
10153 spu_convtf_1): Update parameter descriptions.
10154 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
10155 * constraints.md ('v', 'w'): New.
10156 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
10158 (i2f, I2F): New define_mode_attr.
10159 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
10160 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
10161 fixuns_truncv4sfv4si2): Update to use mode attribute.
10162 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
10163 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
10164 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
10165 patterns for combine.
10167 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
10169 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
10170 (cprop, hoist, pre, store_motion): New debug counters.
10171 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
10172 is not an RTL pass anymore.
10173 (pass_profiling): Remove extern decl for pass removed in 2005.
10174 (pass_gcse, pass_jump_bypass): Remove.
10175 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
10176 to 0 for clean state.
10177 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
10178 * cse.c (gate_handle_cse_after_global_opts,
10179 rest_of_handle_cse_after_global_opts): New functions.
10180 (pass_cse_after_global_opts): New pass, does local CSE.
10181 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
10182 (TV_CPROP): New timevar.
10183 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
10184 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
10185 (gcse_main, recompute_all_luids): Remove.
10186 (compute_hash_table_work): Call max_reg_num instead of reading
10188 (cprop_jump): Don't set run_jump_opt_after_gcse.
10189 (constprop_register): Always allow to alter jumps.
10190 (cprop_insn): Likewise.
10191 (do_local_cprop): Likewise.
10192 (local_cprop_pass): Likewise. Return non-zero if something changed.
10193 (cprop): Remove function, fold interesting bits into one_cprop_pass.
10194 (find_implicit_sets): Add note about missed optimization opportunity.
10195 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
10196 pass_rtl_cprop execute function.
10197 Don't bother tracking the pass number, each pass gets its own dumpfile
10199 Always allow to alter jumpsand bypass jumps.
10200 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
10201 will just find no suitable set.
10202 (pre_edge_insert): Fix dumping, this function is for PRE only.
10203 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
10204 pass_rtl_pre execute function.
10205 (hoist_code): Return non-zero if something changed. Keep track of
10206 substitutions and insertions for statistics gathering similar to PRE.
10207 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
10208 called from the pass_rtl_hoist execute function. Show pass statistics.
10209 (compute_store_table): Use max_reg_num directly instead of using the
10210 formerly global max_gcse_regno.
10211 (build_store_vectors): Likewise.
10212 (replace_store_insn): Fix dumping.
10213 (store_motion): Rename to ...
10214 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
10215 pass, called from the pass_rtl_store_motion execute function. Keep
10216 track of substitutions and insertions for statistics gathering similar
10218 (bypass_jumps): Remove, fold interesting bits into ...
10219 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
10220 from the pass_rtl_cprop execute function.
10221 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
10222 pass_jump_bypass): Remove.
10223 (gate_handle_gcse, rest_of_handle_gcse): Remove.
10224 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
10225 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
10226 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
10227 (gate_rtl_store_motion, execute_rtl_store_motion,
10228 pass_rtl_store_motion): New.
10229 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
10230 make it clear that -fcse-skip-blocks is a no-op for backward compat.
10231 * passes.c (init_optimization_passes): Remove pass_gcse and
10232 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
10233 and cse_after_global_opts in place of pass_gcse. Schedule cprop
10234 instead of pass_jump_bypass.
10236 2009-04-27 Richard Guenther <rguenther@suse.de>
10238 PR middle-end/39928
10239 * gimplify.c (gimplify_expr): If we are required to create
10240 a temporary make sure it ends up as register.
10242 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
10245 * config/i386/i386.c (construct_container): Don't call
10246 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
10247 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
10249 2009-04-27 Michael Matz <matz@suse.de>
10251 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
10252 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
10253 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
10254 (dump_replaceable_exprs): Take a bitmap.
10255 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
10257 (expand_gimple_basic_block): Likewise.
10258 * tree-ssa-ter.c (struct temp_expr_table_d): Make
10259 replaceable_expressions member a bitmap.
10260 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
10261 (mark_replaceable): Likewise.
10262 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
10263 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
10265 2009-04-27 Richard Guenther <rguenther@suse.de>
10267 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
10268 (verify_stmts): Dispatch to gimple/type verification code.
10269 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
10270 issue with call argument types.
10272 2009-04-27 Michael Matz <matz@suse.de>
10274 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
10275 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
10278 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
10279 Eric Botcazou <ebotcazou@adacore.com>
10281 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
10282 a label's basic block.
10283 (mark_target_live_regs): Tidy and rework obsolete comments.
10284 Change back DF problem to LIVE. If a label starts a basic block,
10285 assume that all registers that used to be live then still are.
10286 (init_resource_info): If a label starts a basic block, set its
10287 BLOCK_FOR_INSN accordingly.
10288 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
10290 2009-04-27 Richard Guenther <rguenther@suse.de>
10292 * tree-flow-inline.h (function_ann): Remove.
10293 (get_function_ann): Likewise.
10294 * tree-dfa.c (create_function_ann): Remove.
10295 * tree-flow.h (struct static_var_ann_d): Remove.
10296 (struct function_ann_d): Likewise.
10297 (union tree_ann_d): Remove fdecl member.
10298 (function_ann_t): Remove.
10299 (function_ann, get_function_ann, create_function_ann): Remove
10302 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
10304 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
10306 2009-04-27 Jan Hubicka <jh@suse.cz>
10308 * ipa-pure-const.c (struct funct_state_d): New fields
10309 state_previously_known, looping_previously_known; remove
10310 state_set_in_source.
10311 (analyze_function): Use new fields.
10312 (propagate): Avoid assumption that state_set_in_source imply
10315 * tree-ssa-loop-niter.c (finite_loop_p): New function.
10316 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
10317 * cfgloop.h (finite_loop_p): Declare.
10319 2009-04-26 Michael Matz <matz@suse.de>
10321 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
10323 2009-04-26 Michael Matz <matz@suse.de>
10325 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
10326 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
10327 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
10328 pass_mark_used_blocks): Remove.
10329 * tree-optimize.c (pass_free_datastructures,
10330 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
10331 * passes.c (init_optimization_passes): Don't call
10332 pass_mark_used_blocks, remove dead code.
10334 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
10336 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
10337 * tree-ssa-live.h (register_ssa_partition): Likewise.
10339 2009-04-26 Michael Matz <matz@suse.de>
10342 * builtins.c (fold_builtin_next_arg): Handle SSA names.
10343 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
10344 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
10346 (compare_pairs): Swap cost comparison.
10347 (coalesce_ssa_name): Don't use change_partition_var.
10348 * tree-nrv.c (struct nrv_data): Add modified member.
10349 (finalize_nrv_r): Set it.
10350 (tree_nrv): Use it to update statements.
10351 (pass_nrv): Require PROP_ssa.
10352 * tree-mudflap.c (mf_decl_cache_locals,
10353 mf_build_check_statement_for): Use make_rename_temp.
10354 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
10355 * alias.c (find_base_decl): Handle SSA names.
10356 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
10357 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
10358 * rtl.h (set_reg_attrs_for_parm): Declare.
10359 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
10360 to "optimized", remove unused locals at finish.
10361 (execute_free_datastructures): Make global, call
10362 delete_tree_cfg_annotations.
10363 (execute_free_cfg_annotations): Don't call
10364 delete_tree_cfg_annotations.
10366 * ssaexpand.h: New file.
10367 * expr.c (toplevel): Include ssaexpand.h.
10368 (expand_assignment): Handle SSA names the same as register variables.
10369 (expand_expr_real_1): Expand SSA names.
10370 * cfgexpand.c (toplevel): Include ssaexpand.h.
10371 (SA): New global variable.
10372 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
10373 (SSAVAR): New macro.
10374 (set_rtl): New helper function.
10375 (add_stack_var): Deal with SSA names, use set_rtl.
10376 (expand_one_stack_var_at): Likewise.
10377 (expand_one_stack_var): Deal with SSA names.
10378 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
10379 before unique numbers.
10380 (expand_stack_vars): Use set_rtl.
10381 (expand_one_var): Accept SSA names, add asserts for them, feed them
10382 to above subroutines.
10383 (expand_used_vars): Expand all partitions (without default defs),
10384 then only the local decls (ignoring those expanded already).
10385 (expand_gimple_cond): Remove edges when jumpif() expands an
10386 unconditional jump.
10387 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
10388 or remove abnormal edges. Ignore insns setting the LHS of a TERed
10390 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
10391 members of SA; deal with PARM_DECL partitions here; expand
10392 all PHI nodes, free tree datastructures and SA. Commit instructions
10393 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
10394 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
10395 info and statements at start, collect garbage at finish.
10396 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
10397 (VAR_ANN_PARTITION) Remove.
10398 (change_partition_var): Don't declare.
10399 (partition_to_var): Always return SSA names.
10400 (var_to_partition): Only accept SSA names.
10401 (register_ssa_partition): Only check argument.
10402 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
10404 (delete_var_map): Don't free it.
10405 (var_union): Only accept SSA names, simplify.
10406 (partition_view_init): Mark only useful SSA names as used.
10407 (partition_view_fini): Only deal with SSA names.
10408 (change_partition_var): Remove.
10409 (dump_var_map): Use ssa_name instead of partition_to_var member.
10410 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
10412 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
10413 (struct _elim_graph): New member const_dests; nodes member vector of
10415 (set_location_for_edge): New static helper.
10416 (create_temp): Remove.
10417 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
10418 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
10419 (new_elim_graph): Allocate const_dests member.
10420 (clean_elim_graph): Truncate const_dests member.
10421 (delete_elim_graph): Free const_dests member.
10422 (elim_graph_size): Adapt to new type of nodes member.
10423 (elim_graph_add_node): Likewise.
10424 (eliminate_name): Likewise.
10425 (eliminate_build): Don't take basic block argument, deal only with
10426 partition numbers, not variables.
10427 (get_temp_reg): New static helper.
10428 (elim_create): Use it, deal with RTL temporaries instead of trees.
10429 (eliminate_phi): Adjust all calls to new signature.
10430 (assign_vars, replace_use_variable, replace_def_variable): Remove.
10431 (rewrite_trees): Only do checking.
10432 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
10433 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
10434 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
10435 contains_tree_r, MAX_STMTS_IN_LATCH,
10436 process_single_block_loop_latch, analyze_edges_for_bb,
10437 perform_edge_inserts): Remove.
10438 (expand_phi_nodes): New global function.
10439 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
10440 functions, initialize new parameter, remember partitions having a
10442 (finish_out_of_ssa): New global function.
10443 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
10444 don't reset in_ssa_p here, don't disable TER when mudflap.
10445 (pass_del_ssa): Remove.
10446 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
10448 (execute_free_datastructures): Declare.
10449 * Makefile.in (SSAEXPAND_H): New variable.
10450 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
10451 * basic-block.h (commit_one_edge_insertion): Declare.
10452 * passes.c (init_optimization_passes): Move pass_nrv and
10453 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
10454 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
10455 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
10456 (redirect_branch_edge): Deal with super block when expanding, split
10457 out jump patching itself into ...
10458 (patch_jump_insn): ... here, new static helper.
10460 2009-04-26 Michael Matz <matz@suse.de>
10462 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
10463 beyond num_ssa_names.
10464 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
10465 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
10467 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10469 PR inline-asm/39543
10470 * fwprop.c (forward_propagate_asm): New function.
10471 (forward_propagate_and_simplify): Propagate also into __asm, if it
10472 doesn't increase the number of referenced registers.
10475 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
10477 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10479 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
10480 note_nonlocal_vla_type for nonlocal VLAs.
10481 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
10482 contains_remapped_vars, remap_vla_decls): New functions.
10483 (convert_nonlocal_reference_stmt): If not optimizing, call
10484 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
10485 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
10486 if it wasn't found in var_map.
10487 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
10488 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
10489 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
10491 * gimplify.c (nonlocal_vlas): New variable.
10492 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
10494 (gimplify_body): Create and destroy nonlocal_vlas.
10496 * dwarf2out.c (loc_descr_plus_const): New function.
10497 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
10498 mem_loc_descriptor, loc_descriptor_from_tree_1,
10499 descr_info_loc, gen_variable_die): Use it.
10501 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
10502 !TREE_STATIC VAR_DECLs.
10503 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
10504 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
10505 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
10506 DECL_BY_REFERENCE is valid.
10507 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
10508 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
10509 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
10510 Copy DECL_BY_REFERENCE.
10511 (struct nesting_copy_body_data): New type.
10512 (nesting_copy_decl): New function.
10513 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
10514 if they have variable length.
10516 2009-04-26 Michael Matz <matz@suse.de>
10518 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
10519 mark new temporaries for renaming.
10521 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10524 * c-decl.c (global_bindings_p): Return negative value.
10525 (c_variable_size): New. Based on variable_size from
10527 (grokdeclarator): Call c_variable_size not variable_size.
10529 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
10531 * config/i386/i386.c (print_operand) ['z']: Fix typo.
10533 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
10535 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
10536 Redefine it to just use mingw/include.
10537 (ASM_SPEC): Rules for -m32 and -m64.
10538 (LINK_SPEC): Use Likewise.
10539 (SPEC_32): New define.
10540 (SPEC_64): Likewise.
10541 (SUB_LINK_SPEC): Likewise.
10542 (MULTILIB_DEFAULTS): New define.
10543 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
10544 Add multilib options.
10545 (MULTILIB_DIRNAMES): Likewise.
10546 (MULTILIB_OSDIRNAMES): Likewise.
10547 (LIBGCC): Likewise.
10548 (INSTALL_LIBGCC): Likewise.
10550 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10553 * c-tree.h (enum c_inline_static_type): New.
10554 (record_inline_static): Declare.
10555 * c-decl.c (struct c_inline_static, c_inline_statics,
10556 record_inline_static, check_inline_statics): New.
10557 (pop_file_scope): Call check_inline_statics.
10558 (start_decl): Call record_inline_static instead of pedwarning
10559 directly for static in inline function.
10560 * c-typeck.c (build_external_ref): Call record_inline_static
10561 instead of pedwarning directly for static referenced in inline
10564 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
10566 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
10567 not new but only being rescanned.
10568 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
10569 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
10570 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
10571 record_set_info, compute_set, grealloc): Remove.
10572 (recompute_all_luids): New function.
10573 (gcse_main): Don't compute sets, and don't do related memory
10574 allocations/free-ing. If something changed before the end of the
10575 pass, update LUIDs using recompute_all_luids.
10576 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
10577 (free_gcse_mem): Don't free it either.
10578 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
10579 Use the df insn LUIDs.
10580 (load_killed_in_block): Likewise.
10581 (compute_hash_table_work): Don't compute reg_set_in_block.
10582 (compute_transp): Use DF_REG_DEF_CHAINs.
10583 (local_cprop_pass): Don't use compute_sets and related functions.
10584 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
10585 Use get_max_uid() instead of max_cuid.
10586 (insert_insn_end_basic_block, pre_insert_copy_insn,
10587 update_ld_motion_stores): Don't try to
10588 keep reg_set tables up to date.
10589 (pre_insert_copies): Use df insn LUIDs.
10590 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
10591 (reg_set_info): Don't use extra bitmap argument.
10592 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
10593 information to compute regs_set_in_block.
10594 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
10595 (bypass_jumps): Don't use compute_sets and friends.
10597 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10600 * opts.c (undocumented_msg): Do not leave blank even with
10603 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10605 * c-decl.c (build_enumerator): Allow values folding to integer
10606 constants but not integer constant expressions with a pedwarn if
10609 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10612 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
10613 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
10614 type is an integer constant.
10616 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10619 * config/i386/i386.c (print_operand) ['z']: Revert handling of
10622 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10625 * c-decl.c (grokdeclarator): Diagnose declarations of functions
10626 with variably modified return type and no storage class
10627 specifiers, except for the case of nested functions. Distinguish
10628 extern declarations of functions with variably modified return
10629 types from those of objects with variably modified types.
10631 2009-04-25 Jan Hubicka <jh@suse.cz>
10633 * tree.c (list_equal_p): New function.
10634 * tree.h (list_equal_p): Declare.
10635 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10636 basic_block_def, basic_block, const_basic_block): New.
10637 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
10638 (redirect_eh_edge): New function.
10639 (make_eh_edge_update_phi): EH edges are not abnormal.
10640 * except.c: Include tree-flow.h.
10641 (list_match): New function.
10642 (eh_region_replaceable_by_p): New function.
10643 (replace_region): New function.
10644 (hash_type_list): New function.
10645 (hash_eh_region): New function.
10646 (eh_regions_equal_p): New function.
10647 (merge_peers): New function.
10648 (remove_unreachable_regions): Verify EH tree when checking;
10650 (copy_eh_region_1): New function.
10651 (copy_eh_region): New function.
10652 (push_reachable_handler): New function.
10653 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
10654 regions without label but with live RESX.
10655 * except.h (redirect_eh_edge_to_label): New.
10656 * tree-flow.h (redirect_eh_edge): New.
10657 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10658 basic_block_def, basic_block, const_basic_block): Remove.
10659 * Makefile.in (except.o): Add dependency on tree-flow.h
10660 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
10661 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
10664 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
10667 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
10668 on the destination of memcpy.
10670 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
10672 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
10673 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
10674 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
10676 2009-04-25 Jan Hubicka <jh@suse.cz>
10678 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
10679 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
10680 to be reached by different label than left.
10681 (update_eh_edges): Update comment; remove edge_to_remove if possible
10682 and return true if suceeded.
10683 (cleanup_empty_eh): Accept sharing map; handle shared regions.
10684 (cleanup_eh): Compute sharing map.
10685 * except.c (remove_eh_handler_and_replace): Add argument if we should
10687 (remove_unreachable_regions): Update for label sharing.
10688 (label_to_region_map): Likewise.
10689 (get_next_region_sharing_label): New function.
10690 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
10692 (remove_eh_handler): Update.
10693 (remove_eh_region_and_replace_by_outer_of): New function.
10694 * except.h (struct eh_region): Add next_region_sharing_label.
10695 (remove_eh_region_and_replace_by_outer_of,
10696 get_next_region_sharing_label): Declare.
10697 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
10699 2009-04-25 Jan Hubicka <jh@suse.cz>
10701 * tree-cfg.c (split_critical_edges): Split also edges where we can't
10702 insert code even if they are not critical.
10704 2009-04-25 Jan Hubicka <jh@suse.cz>
10706 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10707 (gimple_can_remove_branch_p): EH edges won't remove branch by
10709 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
10710 updating of non-abnormal EH edges.
10711 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10712 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
10713 (split_critical_edges): Split also edges where emitting code on them
10714 will lead to splitting later.
10716 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10717 H.J. Lu <hongjiu.lu@intel.com>
10720 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
10721 the configured assembler supports fildq and fistpq mnemonics.
10722 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
10723 * configure: Regenerated.
10724 * config.in: Ditto.
10726 * config/i386/i386.c (print_operand): Handle 'Z'.
10727 ['z']: Remove handling of special fild/fist suffixes.
10728 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
10729 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
10730 suffix of fild insn.
10731 (*floatsi<mode>2_vector_mixed): Ditto.
10732 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
10733 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
10734 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
10735 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
10736 * config/i386/gas.h (GAS_MNEMONICS): Remove.
10738 2009-04-25 Ben Elliston <bje@au.ibm.com>
10740 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
10741 the source of a set operation.
10743 2009-04-25 Anatoly Sokolov <aesok@post.ru>
10745 * target.h (struct gcc_target): Add case_values_threshold field.
10746 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
10747 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
10748 * targhooks.c (default_case_values_threshold): New function.
10749 * targhooks.h (default_case_values_threshold): Declare function.
10750 * stmt.c (expand_case): Use case_values_threshold target hook.
10751 * expr.h (case_values_threshold): Remove declartation.
10752 * expr.c (case_values_threshold): Remove function.
10753 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
10755 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
10756 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10757 (avr_case_values_threshold): Declare as static.
10758 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
10760 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
10761 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10762 (mn10300_case_values_threshold): New function.
10764 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10766 * ira.c (setup_cover_and_important_classes): Add enum cast.
10768 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
10770 * genpreds.c (write_enum_constraint_num): Output definition of
10771 CONSTRAINT_NUM_DEFINED_P macro.
10772 * ira.c (setup_cover_and_important_classes): Use
10773 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
10775 2009-04-24 DJ Delorie <dj@redhat.com>
10777 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
10778 __SH2A_SINGLE_ONLY__ also.
10780 2009-04-24 Steve Ellcey <sje@cup.hp.com>
10782 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
10783 (movdf_internal): Ditto.
10784 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
10785 SFmode and DFmode constants.
10786 (ia64_print_operand): Add 'G' format for printing
10787 floating point constants.
10789 2009-04-24 Richard Guenther <rguenther@suse.de>
10791 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
10792 from unsigned additions.
10794 2009-04-24 Joseph Myers <joseph@codesourcery.com>
10796 * c-typeck.c (set_init_index): Allow array designators that are
10797 not integer constant expressions with a pedwarn if pedantic.
10799 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10801 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
10802 zero if no overlap in nonzero bits between the operands.
10804 2009-04-24 Ian Lance Taylor <iant@google.com>
10806 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
10807 (record_dead_and_set_regs): Likewise.
10808 * df.h (struct df_mw_hardreg): Change flags field to int.
10809 (struct df_base_ref): Likewise.
10810 (struct df): Change changeable_flags field to int.
10811 * df-scan.c (df_defs_record): Change clobber_flags to int.
10812 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
10813 constants rather than #define macros.
10814 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
10815 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
10816 (enum dwarf_calling_convention): Likewise.
10817 (enum dwarf_line_number_x_ops): Likewise.
10818 (enum dwarf_call_frame_info): Likewise.
10819 (enum dwarf_source_language): Likewise.
10820 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
10821 (add_calling_convention_attribute): Likewise.
10822 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
10823 (combine_comparisons): Change compcode to int. Add cast to enum type.
10824 * genrecog.c (maybe_both_true_2): Change c to int.
10825 (write_switch): Likewise. Add cast to enum type.
10826 * gimplify.c (gimplify_omp_for): Handle return values from
10827 gimplify_expr using MIN rather than bitwise or.
10828 (gimplify_expr): Add cast to enum type.
10829 * ipa-prop.c (update_jump_functions_after_inlining): Change
10830 IPA_BOTTOM to IPA_JF_UNKNOWN.
10831 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
10832 Add casts to enum type.
10833 (setup_cover_and_important_classes): Change cl to int. Add casts
10835 (setup_class_translate): Change cl and mode to int.
10836 (ira_init_once): Change mode to int.
10837 (free_register_move_costs): Likewise.
10838 (setup_prohibited_mode_move_regs): Add casts to enum type.
10839 * langhooks.c (add_builtin_function_common): Rework assertion that
10840 value fits bitfield.
10841 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
10842 * omega.c (omega_do_elimination): Avoid math on enum types.
10843 * optabs.c (expand_vec_shift_expr): Remove casts to int.
10844 * opts.c (set_debug_level): Change 2 to enum constant. Use new
10845 int local to handle integral_argment value.
10846 * regmove.c (try_auto_increment): Change PUT_MODE to
10848 * reload.c (push_secondary_reload): Add casts to enum type.
10849 (secondary_reload_class, find_valid_class): Likewise.
10850 * reload1.c (emit_input_reload_insns): Likewise.
10851 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
10852 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
10853 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
10855 * tree.c (build_common_builtin_nodes): Add casts to enum type.
10856 * tree-complex.c (complex_lattice_t): Typedef to int rather than
10858 (expand_complex_libcall): Add casts to enum type.
10859 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
10860 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
10861 with ERROR_MARK, not NUM_TREE_CODES.
10862 (vect_create_epilog_for_reduction): Likewise.
10863 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
10864 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
10865 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
10867 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
10868 vect_unused_in_loop. Change 0 to loop_vect.
10869 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
10870 * var-tracking.c (get_init_value): Change return type to enum
10872 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
10873 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
10875 (arm_override_options): Add casts to enum type.
10876 (arm_emit_tls_decoration): Likewise.
10877 * config/i386/i386.c (ix86_function_specific_restore): Add casts
10879 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
10880 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
10881 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
10883 * config/s390/s390.c (code_for_builtin_64): Change to array of
10885 (code_for_builtin_31): Likewise.
10886 (s390_expand_builtin): Change code_for_builtin to enum insn_code
10888 * config/sparc/sparc.c (sparc_override_options): Change value
10889 field in struct code_model to enum cmodel. In initializer change
10890 0 to NULL and add cast to enum type.
10892 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
10893 Change all callers. Issue a -Wc++-compat warning using
10894 lhs_origtype if necessary.
10895 (convert_for_assignment): Issue -Wc++-compat warnings about
10896 invalid conversions to enum type on assignment.
10897 * c-common.h (build_modify_expr): Update declaration.
10899 2009-04-24 Nick Clifton <nickc@redhat.com>
10901 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
10902 (function_arg_advance): Likewise.
10903 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
10906 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10908 * config/s390/constraints.md ('I', 'J'): Fix condition.
10910 2009-04-24 Diego Novillo <dnovillo@google.com>
10912 * gengtype-parse.c (parse_error): Add newline after message.
10914 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10916 * config/i386/sse.md (avxmodesuffixs): Removed.
10917 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
10918 (*avx_pinsr<ssevecsize>): This.
10920 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10922 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
10923 follow chains of regs with a single definition, and allow expressions
10924 that are function_invariant_p.
10925 (simple_rhs_p): Allow expressions that are function_invariant_p.
10927 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
10929 PR middle-end/39867
10930 * fold-const.c (fold_cond_expr_with_comparison): When folding
10931 > and >= to MAX, make sure the MAX uses the same type as the
10932 comparison's operands.
10934 2009-04-24 Nick Clifton <nickc@redhat.com>
10936 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
10937 addressing for DImode accesses.
10938 (frv_print_operand_address): Handle PLUS case.
10939 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
10941 2009-04-24 Jakub Jelinek <jakub@redhat.com>
10943 PR rtl-optimization/39794
10944 * alias.c (canon_true_dependence): Add x_addr argument.
10945 * rtl.h (canon_true_dependence): Adjust prototype.
10946 * cse.c (check_dependence): Adjust canon_true_dependence callers.
10947 * cselib.c (cselib_invalidate_mem): Likewise.
10948 * gcse.c (compute_transp): Likewise.
10949 * dse.c (scan_reads_nospill): Likewise.
10950 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
10951 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
10952 canon_base_addr of the group, plus optional offset.
10953 (struct group_info): Rename canon_base_mem to
10955 (get_group_info): Set canon_base_addr to canon_rtx of base, not
10956 canon_rtx of base_mem.
10958 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
10960 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
10961 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
10963 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10965 * config/spu/spu-builtins.h: Delete file.
10967 * config/spu/spu.h (enum spu_builtin_type): Move here from
10969 (struct spu_builtin_description): Likewise. Add GTY marker.
10970 Do not use enum spu_function_code or enum insn_code.
10971 (spu_builtins): Add extern declaration.
10973 * config/spu/spu.c: Do not include "spu-builtins.h".
10974 (enum spu_function_code, enum spu_builtin_type_index,
10975 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
10976 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
10977 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
10978 unsigned_V2DI_type_node): Move here from spu-builtins.h.
10979 (spu_builtin_types): Make static. Add GTY marker.
10980 (spu_builtins): Add extern declaration with GTY marker.
10981 Include "gt-spu.h".
10983 * config/spu/spu-c.c: Do not include "spu-builtins.h".
10984 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
10985 Check programmatically whether all parameters are scalar.
10987 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
10989 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
10991 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
10992 assignment from the constructor either if the target is volatile.
10994 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
10996 * config/arm/arm.md (insv): Do not share operands[0].
10998 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
11000 * config/vxlib-tls.c (active_tls_threads): Delete.
11001 (delete_hook_installed): New.
11002 (tls_delete_hook): Don't delete the delete hook.
11003 (tls_destructor): Delete it here.
11004 (__gthread_set_specific): Adjust installing the delete hook.
11005 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
11006 __gthread_leave_tsd_dtor_context.
11008 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
11010 * c-format.c (gcc_tdiag_char_table): Add support for %E.
11012 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
11014 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
11016 (alpha_rtx_costs): Ditto.
11017 (emit_unlikely_jump): Use add_reg_note.
11018 (emit_frame_store_1): Ditto.
11019 (alpha_expand_prologue): Ditto.
11020 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11021 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
11023 2009-04-23 Nick Clifton <nickc@redhat.com>
11025 * config/v850/v850.md (epilogue): Remove suppressed code.
11026 (return): Rename to return_simple and remove test of frame size.
11027 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
11028 to gen_return_simple.
11030 2009-04-22 Jing Yu <jingyu@google.com>
11033 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
11035 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11038 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
11039 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
11040 value is a VECTOR_CST, the element type is the element type of the
11043 2009-04-22 DJ Delorie <dj@redhat.com>
11045 * config/m32c/m32c.h: Update GTY annotations to new syntax.
11047 2009-04-22 Jakub Jelinek <jakub@redhat.com>
11049 * alias.c (find_base_term): Move around LO_SUM case, so that
11050 CONST falls through into PLUS/MINUS handling.
11053 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
11054 into 0, use omit_one_operand.
11056 2009-04-23 Ben Elliston <bje@au.ibm.com>
11058 * config/rs6000/linux-unwind.h (get_regs): Remove type
11059 puns. Change the type of `pc' to an array of unsigned ints and
11060 update all users. Constify frame24.
11062 2009-04-22 DJ Delorie <dj@redhat.com>
11064 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
11065 declarations before code.
11066 (current_function_special_page_vector): Likewise.
11067 (m32c_expand_insv): Silence a warning.
11069 2009-04-21 Taras Glek <tglek@mozilla.com>
11071 * alias.c: Update GTY annotations to new syntax.
11072 * basic-block.h: Likewise.
11073 * bitmap.h: Likewise.
11074 * c-common.h: Likewise.
11075 * c-decl.c: Likewise.
11076 * c-parser.c: Likewise.
11077 * c-pragma.c: Likewise.
11078 * c-tree.h: Likewise.
11079 * cfgloop.h: Likewise.
11080 * cgraph.h: Likewise.
11081 * config/alpha/alpha.c: Likewise.
11082 * config/arm/arm.h: Likewise.
11083 * config/avr/avr.h: Likewise.
11084 * config/bfin/bfin.c: Likewise.
11085 * config/cris/cris.c: Likewise.
11086 * config/darwin.c: Likewise.
11087 * config/frv/frv.c: Likewise.
11088 * config/i386/i386.c: Likewise.
11089 * config/i386/i386.h: Likewise.
11090 * config/i386/winnt.c: Likewise.
11091 * config/ia64/ia64.h: Likewise.
11092 * config/iq2000/iq2000.c: Likewise.
11093 * config/mips/mips.c: Likewise.
11094 * config/mmix/mmix.h: Likewise.
11095 * config/pa/pa.c: Likewise.
11096 * config/pa/pa.h: Likewise.
11097 * config/rs6000/rs6000.c: Likewise.
11098 * config/s390/s390.c: Likewise.
11099 * config/sparc/sparc.c: Likewise.
11100 * config/xtensa/xtensa.c: Likewise.
11101 * cselib.h: Likewise.
11102 * dbxout.c: Likewise.
11103 * dwarf2out.c: Likewise.
11104 * except.c: Likewise.
11105 * except.h: Likewise.
11106 * fixed-value.h: Likewise.
11107 * function.c: Likewise.
11108 * function.h: Likewise.
11109 * gimple.h: Likewise.
11110 * integrate.c: Likewise.
11111 * optabs.c: Likewise.
11112 * output.h: Likewise.
11113 * real.h: Likewise.
11115 * stringpool.c: Likewise.
11116 * tree-data-ref.c: Likewise.
11117 * tree-flow.h: Likewise.
11118 * tree-scalar-evolution.c: Likewise.
11119 * tree-ssa-address.c: Likewise.
11120 * tree-ssa-alias.h: Likewise.
11121 * tree-ssa-operands.h: Likewise.
11122 * tree.c: Likewise.
11123 * tree.h: Likewise.
11124 * varasm.c: Likewise.
11125 * varray.h: Likewise.
11127 * coretypes.h: Do not define GTY macro if it is already defined.
11128 * doc/gty.texi: Update GTY documentation to new syntax.
11129 * gengtype-lex.l: Enforce attribute-like syntax for GTY
11130 annotations on structs.
11131 * gengtype-parse.c: Likewise.
11133 2009-04-22 Mark Heffernan <meheff@google.com>
11135 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
11137 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11139 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
11142 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11144 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
11145 the same as a PLUS without a shift. Increase the cost of a
11148 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11150 * Makefile.in: Update dependencies.
11151 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
11152 * errors.h: Remove bogus comment about compatibility.
11153 (warning): Update declaration.
11154 * genautomata.c: Update all calls to warning.
11155 * gimple.c: Do not include errors.h. Include toplev.h.
11156 * tree-ssa-structalias.c: Do not include errors.h.
11157 * omega.c: Likewise.
11158 * tree-ssa-reassoc.c: Likewise.
11159 * config/spu/spu-c.c: Likewise.
11160 * config/spu/t-spu-elf: Update dependencies.
11162 2009-04-22 Richard Guenther <rguenther@suse.de>
11164 PR tree-optimization/39824
11165 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
11166 make sure the types are compatible.
11168 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11171 * c-common.c (c_parse_error): Take a token_flags parameter.
11172 Use token_type for the token type instead.
11173 Pass token_flags to cpp_type2name.
11174 * c-common.h (c_parse_error): Update declaration.
11175 * c-parser.c (c_parser_error): Pass 0 as token flags.
11177 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
11179 PR rtl-optimization/39580
11180 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
11182 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11184 * function.c (expand_function_end): Do not emit a jump to the "naked"
11185 return label for fall-through returns.
11186 * except.c (sjlj_emit_function_exit): Always place the call to the
11187 unregister function at the location installed by expand_function_end.
11189 2009-04-22 Richard Guenther <rguenther@suse.de>
11191 PR tree-optimization/39845
11192 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
11193 (gen_inbound_check): Likewise.
11195 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
11197 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
11199 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
11200 * config/vxlib.c (__gthread_once): Add race guard for PPC.
11202 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11204 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
11205 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
11206 shift counts to avoid out-of-bounds array accesses.
11208 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11210 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
11211 (Pmode): Move above.
11213 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
11215 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
11216 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
11217 GET_CODE macro. Use IN_RANGE macro where appropriate.
11218 * config/alpha/alpha.h: Ditto.
11219 * config/alpha/alpha.md: Ditto.
11220 * config/alpha/constraints.md: Ditto.
11221 * config/alpha/predicates.md: Ditto.
11223 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11225 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
11226 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11227 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11228 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11229 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11230 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11231 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11232 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11233 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11234 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11235 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11236 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11237 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11238 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11239 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11240 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11241 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11242 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11243 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11244 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11245 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11246 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11247 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11248 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11249 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11250 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11251 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11253 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11255 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
11256 references from comments.
11257 * cfgbuild.c: (count_basic_blocks): Delete.
11258 (find_basic_blocks_1): Delete.
11259 (find_basic_blocks): Delete.
11260 * except.c (finish_eh_generation): Make static. Move comment from
11261 except.h here. Remove find_basic_blocks references from comments.
11262 * except.h (finish_eh_generation): Delete.
11263 * basic-block.h (find_basic_blocks): Delete.
11264 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
11266 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
11268 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
11269 (sdbout_parms): Likewise.
11271 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
11273 * config/sh/sh.c (prepare_cbranch_operands): Use
11274 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
11275 (expand_cbranchdi4): Likewise.
11276 (from_compare): Add cast to enum type.
11277 (expand_cbranchsi4): Use add_reg_note.
11278 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
11279 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
11280 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
11281 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11282 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
11283 instead of CODE_FOR_nothing.
11284 (cbranchdi4): Likewise. Fix the order of arguments for
11286 (push_fpscr): Use add_reg_note.
11287 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
11288 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
11290 2009-04-21 Joseph Myers <joseph@codesourcery.com>
11292 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
11293 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11294 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11295 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
11296 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
11297 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
11298 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
11299 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
11300 config/alpha/x-vms, config/arc/t-arc,
11301 config/arm/README-interworking, config/arm/arm-c.c,
11302 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
11303 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
11304 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
11305 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
11306 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
11307 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
11308 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
11309 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
11310 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
11311 config/cris/t-elfmulti, config/crx/t-crx,
11312 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
11313 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
11314 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
11315 config/h8300/t-h8300, config/i386/athlon.md,
11316 config/i386/darwin-libgcc.10.4.ver,
11317 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
11318 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
11319 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
11320 config/i386/t-linux64, config/i386/t-nwld,
11321 config/i386/t-rtems-i386, config/i386/t-sol2-10,
11322 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
11323 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
11324 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
11325 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
11326 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
11327 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
11328 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
11329 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
11330 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
11331 config/m68k/t-uclinux, config/mcore/t-mcore,
11332 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
11333 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
11334 config/mips/crtn.asm, config/mips/irix-crti.asm,
11335 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
11336 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
11337 config/mips/mips-fixed.md, config/mips/sb1.md,
11338 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
11339 config/mips/t-iris6, config/mips/t-isa3264,
11340 config/mips/t-libgcc-mips16, config/mips/t-linux64,
11341 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
11342 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
11343 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
11344 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
11345 config/mn10300/t-linux, config/mn10300/t-mn10300,
11346 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
11347 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
11348 config/picochip/libgccExtras/clzsi2.asm,
11349 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
11350 config/rs6000/darwin-libgcc.10.4.ver,
11351 config/rs6000/darwin-libgcc.10.5.ver,
11352 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
11353 config/rs6000/t-aix43, config/rs6000/t-aix52,
11354 config/rs6000/t-darwin, config/rs6000/t-fprules,
11355 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
11356 config/rs6000/t-lynx, config/rs6000/t-netbsd,
11357 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
11358 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
11359 config/rs6000/t-rtems, config/rs6000/t-spe,
11360 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
11361 config/score/t-score-elf, config/sh/divcost-analysis,
11362 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
11363 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
11364 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
11365 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
11366 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
11367 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
11368 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
11369 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
11370 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
11371 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
11372 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
11373 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
11374 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
11375 limitx.h, version.c, xcoff.h: Add copyright and license notices.
11376 * config/h8300/genmova.sh: Include copyright and license notices
11377 in generated output.
11378 * config/h8300/mova.md: Regenerate.
11379 * doc/install.texi2html: Include word "Copyright" in copyright
11380 notice and use name "Free Software Foundation, Inc.".
11381 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11382 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11383 ChangeLog-2007, ChangeLog-2008: Correct dates.
11385 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
11387 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
11388 NE_EXPR operations as well.
11389 * c-parser.c (c_parser_condition): Do not set location information on
11391 (c_parser_conditional_expression): Likewise.
11392 (c_parser_binary_expression): Set location information on operators.
11393 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
11394 TRUTH_NOT_EXPR has been folded.
11395 * fold-const.c (fold_truth_not_expr): Copy location information from
11396 the incoming expression to the outgoing one.
11397 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
11398 recursive calls on the LHS of the operator but pass that of the
11399 operator to recursive calls on the RHS of the operator. Set it
11401 (shortcut_cond_expr): Set the locus of the operator on the second
11402 COND_EXPR and that of the expression on the first in degenerate cases.
11403 Pass the locus of the expression to calls to shortcut_cond_r.
11404 Set the locus of the 'then' block on the associated jump, if any.
11405 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
11406 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
11407 expression to call to gimplify_boolean_expr.
11409 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
11411 * config.gcc: Add additional configuration for
11412 i686-w64-mingw* and x86_64-w64-mingw* triplet.
11413 * config/i386/mingw-w64.h: New mingw-w64 specific header.
11414 (CPP_SPEC): Redefine for allowing -municode option.
11415 (STARTFILE_SPEC): Likewise.
11416 * config/i386/t-mingw-w64: New.
11417 * config/i386/mingw-w64.opt: New.
11418 (municode): Add new target option.
11419 * doc/invoke.texi (municode): Add documentation for new option.
11421 2009-04-21 Ian Lance Taylor <iant@google.com>
11423 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11424 Correct test for number of arguments.
11425 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
11427 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
11429 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
11430 argument of emit_library_call.
11432 2009-04-21 Richard Guenther <rguenther@suse.de>
11434 PR middle-end/39829
11435 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
11436 inside VIEW_CONVERT_EXPRs.
11438 2009-04-21 Martin Jambor <mjambor@suse.cz>
11440 * tree-switch-conversion.c (build_constructors): Split a long line.
11441 (constructor_contains_same_values_p): New function.
11442 (build_one_array): Create assigns of constants if possible, do not
11443 call mark_sym_for_renaming, call update_stmt.
11444 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
11445 make_rename_temp. Do not call mark_symbols_for_renaming, call
11447 (gen_def_assigns): Do not call mark_symbols_for_renaming or
11448 find_new_referenced_vars, call update_stmt.
11449 (gen_inbound_check): Use create_tmp_var and create ssa names manually
11450 instead of calling make_rename_temp. Do not call
11451 find_new_referenced_vars or mark_symbols_for_renaming, call
11454 2009-04-21 Richard Guenther <rguenther@suse.de>
11456 PR tree-optimization/39827
11457 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
11458 (tree_ssa_phiprop): Pass the correct array size.
11460 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
11462 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
11464 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
11467 * c-typeck.c (lvalue_p): Move declaration ...
11468 * c-common.h (lvalue_p): ... to here.
11469 * c-common.c (candidate_equal_p): New.
11470 (add_tlist): Use it.
11471 (merge_tlist): Use it.
11472 (warn_for_collisions_1): Likewise.
11473 (warning_candidate_p): Accept more candidates.
11474 (verify_tree): A warning candidate can be an expression. Use
11477 2009-04-21 Ben Elliston <bje@au.ibm.com>
11480 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
11481 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
11482 options. Remove -mcall-solaris documentation.
11484 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11487 * doc/invoke.texi (-Wlong-long): Update description.
11488 * c-lex (interpret_integer): Only warn if there was no previous
11489 overflow and -Wlong-long is enabled.
11490 * c-decl.c (declspecs_add_type): Drop redundant flags.
11491 * c.opt (Wlong-long): Init to -1.
11492 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
11493 and front-end warn_long_long. Wlong-long only depends on other
11494 flags if it is uninitialized.
11495 * c-parser.c (disable_extension_diagnostics): warn_long_long is
11496 the same for CPP and FE.
11497 (restore_extension_diagnostics): Likewise.
11499 2009-04-20 Ian Lance Taylor <iant@google.com>
11501 Fix enum conversions which are invalid in C++:
11502 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
11503 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
11504 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
11505 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
11506 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
11507 (dbxout_parms): Likewise.
11508 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
11509 (df_clear_flags): Likewise.
11510 * df-problems.c (df_rd_bb_local_compute_process_def): Change
11511 top_flag parameter to int.
11512 (df_chain_create_bb_process_use): Likewise.
11513 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
11515 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
11516 (df_ref_create_structure, df_def_record_1): Likewise.
11517 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
11518 (df_notes_rescan): Change 0 to VOIDmode in function call.
11519 (df_get_call_refs, df_insn_refs_collect): Likewise.
11520 (df_bb_regs_collect): Likewise.
11521 (df_entry_block_defs_collect): Likewise.
11522 (df_exit_block_uses_collect): Likewise.
11523 * df.h: Update declarations.
11524 * double-int.c (double_int_divmod): Add cast to enum type.
11525 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
11526 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
11527 (based_loc_descr): Likewise.
11528 (loc_descriptor_from_tree_1): Change first_op and second_op to
11529 enum dwarf_location_atom. Add cast to enum type.
11530 * expmed.c (init_expmed): Change 0 to SET in function call.
11531 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
11532 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
11533 (do_store_flag): Likewise.
11534 * fixed-value.h (struct fixed_value): Change mode to enum
11536 * function.c (assign_parms): Change 0 to VOIDmode in function call.
11537 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
11539 (insert_insn_decl, insert_decl, insert_state): Likewise.
11540 (automata_list_finish): Likewise.
11541 * genrecog.c (process_define_predicate): Add cast to enum type.
11542 * gensupport.c (init_predicate_table): Add cast to enum type.
11543 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
11545 (gimple_build_call_1, gimple_build_label): Likewise.
11546 (gimple_build_goto, gimple_build_asm_1): Likewise.
11547 (gimple_build_switch_1, gimple_build_cdt): Likewise.
11548 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
11549 (enum fallback): Rename from enum fallback_t.
11550 (fallback_t): Typedef as int.
11551 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
11552 GSI_SAME_STMT in function call.
11553 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
11555 (setup_reg_class_relations): Likewise.
11556 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
11557 (setup_prohibited_class_mode_regs): Add cast to enum type.
11558 (setup_prohibited_mode_move_regs): Likewise.
11559 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
11560 (record_address_regs): Change i to enum reg_class.
11561 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
11562 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
11563 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
11564 (GET_MODE_2XWIDER_MODE): Likewise.
11565 (GET_CLASS_NARROWEST_MODE): Likewise.
11566 * omp-low.c (expand_omp_for): Add cast to enum type.
11567 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
11568 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
11569 * postreload.c (reload_cse_simplify_operands): Change rclass local
11571 * predict.c (combine_predictions_for_insn): Change best_predictor
11572 and predictor to enum br_predictor.
11573 (combine_predictions_for_bb): Likewise.
11574 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
11575 use SET_PREDICT_EXPR_OUTCOME.
11576 * real.c (real_arithmetic): Change icode to code in function call.
11577 * reginfo.c (init_move_cost): Add casts to enum type.
11578 (init_reg_sets_1, init_fake_stack_mems): Likewise.
11579 * regmove.c (regclass_compatible_p): Change class0 and class1 to
11581 * reload.c (find_valid_class): Add casts to enum type.
11582 (push_reload): Change 0 to NO_REGS in function call.
11583 (find_reloads): Change this_alternative to array of enum
11584 reg_class. Remove some now-unnecessary casts.
11585 (make_memloc): Change 0 to VOIDmode in function call.
11586 * reload1.c (reload): Change 0 to VOIDmode in function call.
11587 (eliminate_regs_1, elimination_effects): Likewise.
11588 (eliminate_regs_in_insn): Likewise.
11589 (emit_input_reload_insns): Add cast to enum type.
11590 (delete_output_reload): Change 0 to VOIDmode in function call.
11591 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
11592 to enum type in function call.
11593 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
11594 (SET_PREDICT_EXPR_OUTCOME): Define.
11595 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
11596 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
11597 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
11598 (dump_function): Likewise.
11599 * tree-dump.h: Update declarations.
11600 * tree-pass.h: Update declarations.
11601 * varasm.c (assemble_integer): Change mclass to enum mode_class.
11602 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
11604 (arm_rtx_costs_1): Correct parenthesization.
11605 (arm_rtx_costs): Add casts to enum type.
11606 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
11607 (vfp_emit_fstmd): Use add_rg_note.
11608 (emit_multi_reg_push, emit_sfm): Likewise.
11609 (thumb_set_frame_pointer): Likewise.
11610 (arm_expand_prologue): Likewise.
11611 (arm_regno_class): Change return type to enum reg_class.
11612 (thumb1_expand_prologue): Use add_reg_note.
11613 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
11614 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
11616 * config/arm/gentune.sh: Add cast to enum type.
11617 * config/arm/arm-tune.md: Rebuild.
11618 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
11619 (ix86_split_fp_branch, predict_jump): Likewise.
11620 (ix86_expand_multi_arg_builtin): Change sub_code from enum
11621 insn_code to enum rtx_code.
11622 (ix86_builtin_vectorized_function): Add cast to enum type.
11623 * config/i386/i386.md (truncdfsf2): Change slot to enum
11625 (truncxf<mode>2, isinf<mode>2): Likewise.
11626 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
11628 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
11629 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
11630 (insert_bundle_state): Change 1 to INSERT in function call.
11631 (ia64_add_bundle_selector_before): Likewise.
11632 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
11633 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
11634 (restore_stack_nonlocal): Likewise.
11635 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
11637 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
11639 (mips_rtx_costs): Likewise.
11640 (mips_override_options): Add casts to enum type.
11641 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
11643 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
11644 (store_reg, set_reg_plus_d): Likewise.
11645 (hppa_expand_prologue, hppa_profile_hook): Likewise.
11646 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
11648 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
11650 (emit_unlikely_jump): Use add_reg_note.
11651 (rs6000_emit_allocate_stack): Likewise.
11652 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
11653 (output_toc): Change 1 to INSERT in function call.
11654 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
11655 (rs6000_initialize_trampoline): Likewise.
11656 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
11658 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
11659 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
11660 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
11661 (save_gprs): Use add_reg_note.
11662 (s390_emit_prologue): Likewise.
11663 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11664 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
11665 (sparc_fold_builtin): Add cast to enum type.
11666 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
11668 (spu_expand_prologue): Use add_reg_note.
11669 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
11671 2009-04-20 Ian Lance Taylor <iant@google.com>
11673 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
11674 (c_parser_postfix_expression_after_primary): Get VEC for list of
11675 arguments. Get original types of arguments. Call
11676 build_function_call_vec.
11677 (cached_expr_list_1, cached_expr_list_2): New static variables.
11678 (c_parser_expr_list): Change return type to VEC *. Add
11679 p_orig_types parameter. Change all callers.
11680 (c_parser_release_expr): New static function.
11681 (c_parser_vec_to_tree_list): New static function.
11682 * c-typeck.c (build_function_call): Rewrite to build a VEC and
11683 call build_function_call_vec.
11684 (build_function_call_vec): New function, based on old
11685 build_function_call.
11686 (convert_arguments): Remove nargs and argarray parameters. Change
11687 values to a VEC. Add origtypes parameter.
11688 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
11689 (convert_for_assignment): Add origtype parameter. Change all
11690 callers. If warn_cxx_compat, check for conversion to an enum
11691 type when calling a function.
11692 (store_init_value): Add origtype parameter. Change all callers.
11693 (digest_init): Likewise.
11694 (struct init_node): Add origtype field.
11695 (add_pending_init): Add origtype parameter. Change all callers.
11696 (output_init_element): Likewise.
11697 (output_pending_init_elements): Pass origtype from init_node to
11698 output_init_element.
11699 (process_init_element): Pass origtype from c_expr to
11700 output_init_element.
11701 (c_finish_return): Add origtype parameter. Change all callers.
11702 * c-common.c (sync_resolve_size): Change params to VEC *. Change
11704 (sync_resolve_params): Likewise.
11705 (sync_resolve_return): Change params to first_param. Change caller.
11706 (resolve_overloaded_builtins): Change params to VEC *. Change
11707 callers. Save first parameter around call to build_function_call_vec.
11708 * c-decl.c (finish_decl): Add origtype parameter. Change all
11709 callers. Call build_function_call_vec rather than
11710 build_function_call for cleanup.
11711 * c-tree.h: Update declarations.
11712 * c-common.h: Update declarations.
11713 * stub-objc.c (objc_rewrite_function_call): Change parameter from
11714 params to first_param.
11715 * target.h (struct gcc_target): Change resolve_overloaded_builtin
11716 params parameter from tree to void *.
11717 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11718 Change arglist parameter to have type void *, and to be a pointer
11720 * config/rs6000/rs6000-protos.h
11721 (altivec_resolve_overloaded_builtin): Update declaration.
11722 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
11723 fnargs parameter to have type void *, and to be a pointer to a
11724 VEC. Call build_function_call_vec instead of
11725 build_function_call.
11726 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
11728 2009-04-20 Joey Ye <joey.ye@intel.com>
11729 Xuepeng Guo <xuepeng.guo@intel.com>
11730 H.J. Lu <hongjiu.lu@intel.com>
11732 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
11734 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
11735 (IX86_LEA_PRIORITY): Likewise.
11736 (distance_non_agu_define): New function.
11737 (distance_agu_use): Likewise.
11738 (ix86_lea_for_add_ok): Likewise.
11739 (ix86_dep_by_shift_count): Likewise.
11741 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
11742 should split for LEA.
11744 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
11746 (ix86_dep_by_shift_count): Likewise.
11748 2009-04-20 Richard Guenther <rguenther@suse.de>
11750 * expr.c (handled_component_p): Move ...
11751 * tree.h (handled_component_p): ... here.
11752 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
11753 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
11754 and REALPART_EXPR to be in one group.
11756 2009-04-20 Richard Guenther <rguenther@suse.de>
11758 * basic-block.h (get_all_dominated_blocks): Declare.
11759 * dominance.c (get_all_dominated_blocks): New function.
11760 * tree-cfg.c (get_all_dominated_blocks): Remove.
11761 (remove_edge_and_dominated_blocks): Adjust.
11762 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
11763 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
11764 instead of recursing.
11766 2009-04-20 Doug Kwan <dougkwan@google.com>
11768 * cgraph.h (cgraph_node_ptr): New type for vector functions.
11769 (struct cgraph_node_set_def): New type.
11770 (cgraph_node_set) New type. Also declare vector functions.
11771 (struct cgraph_node_set_element_def): New type.
11772 (cgraph_node_set_element): Ditto.
11773 (cgraph_node_set_iterator): New iterator type.
11774 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
11775 cgraph_node_set_remove, dump_cgraph_node_set,
11776 debug_cgraph_node_set): New prototypes.
11777 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
11778 cgraph_node_set_size): New inlines.
11779 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
11780 including cgraph.h.
11781 (struct ipa_opt_pass): Add struct cgraph_node_set_def
11782 argument to function 'write_summary'.
11783 * ipa.c: Include ggc.h.
11784 (hash_cgraph_node_set_element,
11785 eq_cgraph_node_set_element, cgraph_node_set_new,
11786 cgraph_node_set_add, cgraph_node_set_remove,
11787 cgraph_node_set_find, dump_cgraph_node_set,
11788 debug_cgraph_node_set): New functions.
11789 * Makefile.in (ipa.o): Add dependency on GGC_H.
11791 2009-04-20 Ira Rosen <irar@il.ibm.com>
11793 PR tree-optimization/39675
11794 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
11795 check of the return code of vect_schedule_slp. Check that
11796 stmt_vec_info still exists for the statement, before checking its
11797 vectorization type.
11799 2009-04-20 Michael Matz <matz@suse.de>
11801 * Makefile.in (generated_files): Take out $(simple_generated_c).
11803 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
11805 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
11806 (UINTPTR_TYPE): Likewise.
11808 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11811 * c-typeck.c (digest_init): Check for initializing an array with a
11814 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11817 * c-semantics.c (pop_stmt_list): Propagate
11818 STATEMENT_LIST_HAS_LABEL to parent statement list.
11820 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
11822 * config/mips/mips.h (mips_tune_attr): New macro.
11823 * config/mips/mips.md (cpu): Use it.
11825 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11828 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
11831 2009-04-19 Diego Novillo <dnovillo@google.com>
11833 * toplev.c (compile_file): Move call to coverage_finish ...
11834 * cgraphunit.c (ipa_passes): ... here.
11835 Call cgraph_process_new_functions.
11836 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
11837 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
11839 2009-04-19 Jan Hubicka <jh@suse.cz>
11841 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
11843 (dump_cgraph_node): Dump can throw external flag.
11844 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
11846 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11850 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
11851 * common.opt (Wlogical-op): Move from here...
11852 * c.opt (Wlogical-op): ... to here.
11853 * c-typeck.c (parser_build_binary_op): Update call to
11854 warn_logical_operator.
11855 * c-opts.c (c_common_post_options): Enable warn_logical_op with
11857 * c-common.c (warn_logical_op): Update.
11858 * c-common.h (warn_logical_op): Update declaration.
11860 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
11862 * tree.c (protected_set_expr_location): Fix formatting.
11864 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11867 * c-typeck.c (readonly_warning): new.
11868 (build_unary_op, build_modify_expr): Use readonly_warning for
11869 storing into something readonly but not const-qualified.
11871 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11874 * c-typeck.c (build_unary_op): Check for taking address of
11875 expression of type void.
11877 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11880 * c-typeck.c (build_function_call): Check for calling a function
11881 with qualified void return types. Call require_complete_type when
11884 2009-04-18 Jan Hubicka <jh@suse.cz>
11886 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
11888 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
11889 can_throw_external flag.
11890 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
11891 * ipa-pure-const.c (ignore_edge): New function.
11892 (propagate): Compute order for NOTHROW computation; set NOTHROWs
11893 only over can_throw_external edges.
11894 (local_pure_const): Add nothrow flag.
11895 * ipa-utils.c (searchc): Add ignore_edge callback.
11896 (ipa_utils_reduced_inorder): Add ignore_edge callback.
11897 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
11898 (set_nothrow_function_flags): Update cgraph.
11899 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
11901 2009-04-18 Richard Guenther <rguenther@suse.de>
11903 PR middle-end/39804
11904 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
11905 (fold_stmt): ... this and ...
11906 (fold_stmt_inplace): ... this.
11907 (fold_stmt_1): Fold references in calls and asms.
11908 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
11910 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11912 * tree-vrp.c (ssa_name_nonzero_p): Remove.
11913 * tree.h: Remove the prototype for ssa_name_nonzero_p.
11915 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11917 * tree.c (function_args_count): Remove.
11918 * tree.h: Remove the prototype for function_args_count.
11920 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11922 * tree-iterator.c (expr_only): Remove.
11923 * tree.h: Remove the prototype for expr_only.
11925 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11927 * reginfo.c (cannot_change_mode_set_regs): Remove.
11928 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
11930 2009-04-08 Anatoly Sokolov <aesok@post.ru>
11932 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
11933 whether operands 0 and 1 overlaps.
11935 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
11937 PR middle-end/36902
11938 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
11939 pointer. Use warning_at instead of warning.
11940 (search_for_addr_array): Likewise.
11941 (check_array_bounds): Likewise.
11942 (check_all_array_refs): Check that the incoming edge is not in the
11943 list of edges to be removed.
11944 (check_all_array_refs): Avoid the temporal pointer.
11945 (vrp_visit_cond_stmt): Fix typo.
11946 (simplify_switch_using_ranges): Handle the case where the switch
11947 index is an integer constant.
11949 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
11951 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
11953 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11955 * doc/extend.texi, doc/invoke.texi: Fix typos.
11957 2009-04-17 Cary Coutant <ccoutant@google.com>
11959 * tree-flow-inline.h (get_lineno): Fix inverted test.
11961 2009-04-17 Diego Novillo <dnovillo@google.com>
11963 * tree-ssa-pre.c (create_expression_by_pieces): Remove
11964 assertion for AVAIL_OUT.
11966 2009-04-17 Mike Frysinger <vapier@gentoo.org>
11969 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
11970 * config/sh/linux-atomic.asm: Likewise.
11972 2009-04-17 Diego Novillo <dnovillo@google.com>
11974 * except.c (debug_eh_tree): New.
11975 (struct eh_region, struct eh_status): Move ...
11976 * except.h: ... here.
11977 (add_type_for_runtime): Declare extern.
11978 (lookup_type_for_runtime): Likewise.
11979 (debug_eh_tree): Declare.
11980 * Makefile.in (GTFILES): List except.h before except.c
11982 2009-04-17 Diego Novillo <dnovillo@google.com>
11984 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
11985 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
11986 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
11987 (find_vars_r): ... here.
11988 * tree-flow.h (find_referenced_vars_in): Declare.
11989 * tree-ssa-pre.c (create_expression_by_pieces): Assert
11990 that AVAIL_OUT exists for BLOCK.
11991 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
11992 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
11993 (tree-parloops.o): Likewise.
11995 2009-04-17 Simon Baldwin <simonb@google.com>
11997 * toplev.c (default_tree_printer): Add handling for %E format.
11999 2009-04-17 Diego Novillo <dnovillo@google.com>
12001 * tree-pretty-print.c (dump_generic_node): Add break after
12002 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
12003 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
12004 FUNCTION_TYPE together. Call print_struct_decl when printing
12005 structures and TDF_SLIM is not given.
12006 (print_struct_decl): Fix logic for detecting recursion.
12008 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12011 * gcc.c (create_at_file): New.
12012 (compile_input_file_p): New.
12013 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
12014 * main.c (main): Update call to toplev_main.
12015 * toplev.c (toplev_main): Change signature. Call expandargv.
12016 * toplev.h (toplev_main): Change signature.
12018 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12020 * dwarf2out.c (field_byte_offset): Use the type size as the field size
12021 if the latter is not constant.
12023 2009-04-17 David Edelsohn <edelsohn@gnu.org>
12025 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
12027 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12029 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
12030 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
12032 2009-04-17 Richard Guenther <rguenther@suse.de>
12034 * tree-ssa-structalias.c (get_constraint_for_component_ref):
12035 Handle component references view-converting an invariant address.
12037 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
12039 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
12040 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
12041 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
12042 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
12043 Use @deftypevr rather than @deftypevar.
12045 2009-04-17 Richard Guenther <rguenther@suse.de>
12047 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
12048 (get_prop_source_stmt): Likewise.
12049 (can_propagate_from): Likewise.
12051 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
12053 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
12054 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
12055 (--with-multilib-list): Add default value.
12056 * configure: Regenerate.
12057 * Makefile.in (TM_ENDIAN_CONFIG): Define.
12058 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
12059 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
12060 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
12061 Don't add default cpu to multilib list unnecessarily, but do enable
12062 the relevant compiler option..
12063 Add support for --with-multilib-list=<blank> and
12064 --with-multilib-list=!<somelib> to supress unwanted multilibs.
12065 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
12066 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
12067 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
12068 TM_MULTILIB_CONFIG.
12069 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
12070 (MULTILIB_OSDIRNAMES): New variable.
12071 * config/sh/t-1e: Delete file.
12072 * config/sh/t-mlib-sh1: Delete file.
12073 * config/sh/t-mlib-sh2: Delete file.
12074 * config/sh/t-mlib-sh2a: Delete file.
12075 * config/sh/t-mlib-sh2a-nofpu: Delete file.
12076 * config/sh/t-mlib-sh2a-single: Delete file.
12077 * config/sh/t-mlib-sh2a-single-only: Delete file.
12078 * config/sh/t-mlib-sh2e: Delete file.
12079 * config/sh/t-mlib-sh3e: Delete file.
12080 * config/sh/t-mlib-sh4: Delete file.
12081 * config/sh/t-mlib-sh4-nofpu: Delete file.
12082 * config/sh/t-mlib-sh4-single: Delete file.
12083 * config/sh/t-mlib-sh4-single-only: Delete file.
12084 * config/sh/t-mlib-sh4a: Delete file.
12085 * config/sh/t-mlib-sh4a-nofpu: Delete file.
12086 * config/sh/t-mlib-sh4a-single: Delete file.
12087 * config/sh/t-mlib-sh4a-single-only: Delete file.
12088 * config/sh/t-mlib-sh4al: Delete file.
12089 * config/sh/t-mlib-sh5-32media: Delete file.
12090 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
12091 * config/sh/t-mlib-sh5-64media: Delete file.
12092 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
12093 * config/sh/t-mlib-sh5-compact: Delete file.
12094 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
12095 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
12096 * doc/install.texi (Options specification): Add
12097 --with-multilib-list and --with-endian.
12099 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12101 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
12103 (OBJS-common): Add plugin-version.o.
12104 (plugin-version.o): New.
12105 * gcc-plugin.h (plugin_gcc_version): New.
12106 (plugin_default_version_check): New.
12107 (plugin_init_func, plugin_init): Add version argument.
12108 * plugin-version.c: New.
12109 * plugin.c (str_plugin_gcc_version_name): New.
12110 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
12111 pass it to the init function.
12112 (plugin_default_version_check): New.
12114 2009-04-17 Richard Guenther <rguenther@suse.de>
12116 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
12117 for decl-vs-decl disambiguation.
12119 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
12121 * config/s390/s390.h (s390_tune_attr): New macro definition.
12122 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
12124 2009-04-17 Richard Guenther <rguenther@suse.de>
12126 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
12127 (fold_stmt_r): Likewise.
12128 (maybe_fold_reference): New function.
12129 (fold_gimple_assign): Handle cases fold_stmt_r did.
12130 (fold_stmt): Do not use fold_stmt_r.
12131 (fold_stmt_inplace): Likewise.
12133 2009-04-17 Richard Guenther <rguenther@suse.de>
12135 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
12136 (record_equivalences_from_stmt): Remove useless checks and
12138 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
12139 the type is already suitable.
12141 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
12143 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
12145 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
12147 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
12148 (CMPtype): Define as __gcc_CMPtype.
12150 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
12152 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
12153 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
12155 2009-04-17 Richard Guenther <rguenther@suse.de>
12157 PR tree-optimization/39746
12158 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
12159 special-casing for builtins and static variable use/def.
12160 (call_may_clobber_ref_p_1): Likewise.
12162 2009-04-16 Ian Lance Taylor <iant@google.com>
12164 * df.h: Include "timevar.h".
12165 (struct df_problem): Change tv_id field to timevar_id_t.
12166 * tree-pass.h: Include "timevar.h".
12167 (struct opt_pass): Change tv_id field to timevar_id_t.
12168 * timevar.h (timevar_id_t): Define TV_NONE.
12169 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
12170 TV_NONE rather than tv_id != 0.
12171 (execute_one_pass): Likewise.
12172 * Makefile.in (DF_H): Add $(TIMEVAR_H).
12173 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
12174 dependencies to $(TREE_PASS_H).
12175 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
12177 (pass_branch_target_load_optimize2): Likewise.
12178 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
12179 (pass_outof_cfg_layout_mode): Likewise.
12180 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
12181 (pass_rebuild_cgraph_edges): Likewise.
12182 (pass_remove_cgraph_callee_edges): Likewise.
12183 * df-core.c (pass_df_initialize_opt): Likewise.
12184 (pass_df_initialize_no_opt): Likewise.
12185 (pass_df_finish): Likewise.
12186 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
12187 * except.c (pass_set_nothrow_function_flags): Likewise.
12188 (pass_convert_to_eh_region_ranges): Likewise.
12189 * final.c (pass_compute_alignments): Likewise.
12190 * function.c (pass_instantiate_virtual_regs): Likewise.
12191 (pass_init_function): Likewise.
12192 (pass_leaf_regs): Likewise.
12193 (pass_match_asm_constraints): Likewise.
12194 * gimple-low.c (pass_lower_cf): Likewise.
12195 (pass_mark_used_blocks): Likewise.
12196 * init-regs.c (pass_initialize_regs): Likewise.
12197 * integrate.c (pass_initial_value_sets): Likewise.
12198 * ira.c (pass_ira): Likewise.
12199 * jump.c (pass_cleanup_barriers): Likewise.
12200 * omp-low.c (pass_expand_omp): Likewise.
12201 (pass_lower_omp): Likewise.
12202 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
12203 * recog.c (pass_split_all_insns): Likewise.
12204 (pass_split_after_reload): Likewise.
12205 (pass_split_before_regstack): Likewise.
12206 (pass_split_before_sched2): Likewise.
12207 (pass_split_for_shorten_branches): Likewise.
12208 * reginfo.c (pass_reginfo_init): Likewise.
12209 (pass_subregs_of_mode_init): Likewise.
12210 (pass_subregs_of_mode_finish): Likewise.
12211 * passes.c (pass_postreload): Likewise.
12212 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
12213 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
12214 (pass_warn_function_return): Likewise.
12215 (pass_warn_function_noreturn): Likewise.
12216 * tree-complex.c (pass_lower_complex): Likewise.
12217 (pass_lower_complex_O0): Likewise.
12218 * tree-if-conv.c (pass_if_conversion): Likewise.
12219 * tree-into-ssa.c (pass_build_ssa): Likewise.
12220 * tree-mudflap.c (pass_mudflap_1): Likewise.
12221 (pass_mudflap_2): Likewise.
12222 * tree-nomudflap.c (pass_mudflap_1): Likewise.
12223 (pass_mudflap_2): Likewise.
12224 * tree-nrv.c (pass_return_slot): Likewise.
12225 * tree-object-size.c (pass_object_sizes): Likewise.
12226 * tree-optimize.c (pass_all_optimizations): Likewise.
12227 (pass_early_local_passes): Likewise.
12228 (pass_all_early_optimizations): Likewise.
12229 (pass_cleanup_cfg): Likewise.
12230 (pass_cleanup_cfg_post_optimizing): Likewise.
12231 (pass_free_datastructures): Likewise.
12232 (pass_free_cfg_annotations): Likewise.
12233 (pass_fixup_cfg): Likewise.
12234 (pass_init_datastructures): Likewise.
12235 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
12236 (pass_late_warn_uninitialized): Likewise.
12237 (pass_update_address_taken): Likewise.
12238 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
12239 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
12240 (pass_cse_sincos): Likewise.
12241 (pass_convert_to_rsqrt): Likewise.
12242 * tree-ssa-structalias.c (pass_build_alias): Likewise.
12243 * tree-stdarg.c (pass_stdarg): Likewise.
12244 * tree-tailcall.c (pass_tail_recursion): Likewise.
12245 (pass_tail_calls): Likewise.
12246 * tree-vect-generic.c (pass_lower_vector): Likewise.
12247 (pass_lower_vector_ssa): Likewise.
12248 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
12250 2009-04-16 Joseph Myers <joseph@codesourcery.com>
12252 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
12254 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
12256 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
12257 logical and signext.
12259 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
12262 * config/sh/predicates.md (arith_operand): Check if the operand
12263 of TRUNCATE is a REG.
12265 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12267 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12268 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12270 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12272 * tree-iterator.c (tsi_split_statement_list_after,
12273 tsi_split_statement_list_before): Remove.
12274 * tree-iterator.h: Remove the prototypes for
12275 tsi_split_statement_list_after and tsi_split_statement_list_before.
12277 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12279 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
12280 * tree-ssa-propagate.h: Remove the prototype for
12281 stmt_makes_single_load.
12283 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12285 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
12286 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
12288 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12290 * tree-iterator.c (EXPR_LAST_BODY): Remove.
12292 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12294 * except.c (eh_region_outer_p): Remove.
12295 * except.h: Remove the prototype for eh_region_outer_p.
12297 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12299 * function.c (current_function_assembler_name): Remove.
12300 * function.h: Remove the prototype for
12301 current_function_assembler_name.
12303 2009-04-16 Ian Lance Taylor <iant@google.com>
12305 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
12306 (add_reg_note): Call alloc_reg_note.
12307 * rtl.h (alloc_reg_note): Declare.
12308 * combine.c (try_combine): Use alloc_reg_note.
12309 (recog_for_combine, move_deaths): Likewise.
12310 (distribute_notes): Use alloc_reg_note and add_reg_note.
12311 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
12312 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
12313 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
12315 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
12317 PR rtl-optimization/39762
12318 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
12319 ira_may_move_out_cost): Add comments about way of their usage.
12320 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
12322 * ira-conflicts.c (process_regs_for_copy): Use function
12323 ira_get_register_move_cost instead of global
12324 ira_register_move_cost.
12326 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
12327 color_pass, move_spill_restore, update_curr_costs): Ditto.
12329 * ira-lives.c (process_single_reg_class_operands): Ditto.
12331 * ira-emit.c (emit_move_list): Ditto.
12333 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
12334 (record_reg_classes): Ditto. Use functions
12335 ira_get_register_move_cost and ira_get_may_move_cost instead of
12336 global vars ira_register_move_cost, ira_may_move_out_cost and
12337 ira_may_move_in_cost.
12338 (record_address_regs): Don't call ira_init_register_move_cost.
12339 Use function ira_get_may_move_cost instead of global
12340 ira_may_move_in_cost.
12341 (process_bb_node_for_hard_reg_moves): Use function
12342 ira_get_register_move_cost instead of global ira_register_move_cost.
12343 (ira_costs): Don't call ira_init_register_move_cost.
12345 2009-04-16 Richard Guenther <rguenther@suse.de>
12347 * tree-cfg.c (verify_gimple_assign_binary):
12348 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
12349 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
12350 (create_general_new_stmt): Note that this function is broken.
12352 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12354 * common.opt (fhelp): Add Var(help_flag).
12355 * gcc-plugin.h (plugin_info): Add help.
12356 * plugin.c (plugin_name_args): Add help.
12357 (register_plugin_info): Set plugin->help.
12358 (print_help_one_plugin): New.
12359 (print_plugins_help): New.
12360 * plugin.h (print_plugins_help): New.
12361 * toplev.c (toplev_main): Call print_plugins_help if needed.
12363 2009-04-16 Richard Guenther <rguenther@suse.de>
12365 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
12366 (gimple_ior_addresses_taken_1): New function.
12367 (gimple_ior_addresses_taken): Likewise.
12368 * gimple.h (struct gimple_statement_with_ops_base): Remove
12369 addresses_taken member.
12370 (gimple_ior_addresses_taken): Declare.
12371 (gimple_addresses_taken, gimple_addresses_taken_ptr,
12372 gimple_set_addresses_taken): Remove.
12373 * ipa-reference.c (mark_address): New function.
12374 (scan_stmt_for_static_refs): Use it for marking addresses taken.
12375 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
12376 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
12377 (gimple_add_to_addresses_taken): Remove.
12378 (get_tmr_operands): Call mark_address_taken.
12379 (get_asm_expr_operands): Likewise.
12380 (get_expr_operands): Likewise.
12381 (build_ssa_operands): Do not clear the addresses_taken bitmap.
12382 (free_stmt_operands): Do not free it.
12383 * tree-ssa.c (delete_tree_ssa): Likewise.
12384 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
12386 2009-04-16 Richard Guenther <rguenther@suse.de>
12388 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
12389 (walk_stmt_load_store_ops): Likewise.
12390 * gimple.c (get_base_loadstore): New function.
12391 (walk_stmt_load_store_addr_ops): Likewise.
12392 (walk_stmt_load_store_ops): Likewise.
12393 * ipa-pure-const.c (check_op): Simplify.
12394 (check_load, check_store): New functions.
12395 (check_stmt): Use walk_stmt_load_store_ops.
12396 * ipa-reference.c (mark_load): Adjust signature.
12397 (mark_store): Likewise.
12398 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
12400 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12402 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
12403 (plugin_info): New.
12404 * opts.c (common_handle_option): Don't call print_version.
12405 * plugin.c (plugin_name_args): Add version.
12406 (register_plugin_info): New.
12407 (register_callback): Handle PLUGIN_INFO.
12408 (try_init_one_plugin): New.
12409 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
12411 (finalize_one_plugin): New.
12412 (finalize_plugins): New.
12413 (print_one_plugin): New.
12414 (print_plugins_versions): New.
12415 * plugin.h (print_plugins_versions): New.
12416 (finalize_plugins): New.
12417 * toplev.c (compile_file): Don't call initialize_plugins.
12418 (print_version): Call print_plugins_versions.
12419 (toplev_main): Call initialize_plugins. Print version if needed.
12420 Call finalize_plugins.
12422 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12424 * common.opt (fversion): New.
12425 * gcc.c (print_version): New.
12426 (process_command): Don't print the version. Just set print_version.
12427 (main): Print version. Call subprocesses if print_version and
12428 verbose_flag are set.
12429 * opts.c (common_handle_option): Handle OPT_fversion.
12431 2009-04-16 Richard Guenther <rguenther@suse.de>
12432 Ira Rosen <irar@il.ibm.com>
12434 PR tree-optimization/39698
12435 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
12436 type of the reduction variable. Only generate the def if
12439 * omp-low.c (expand_omp_for_generic): When converting to a pointer
12440 make sure to first convert to an integer of the same precision.
12441 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
12442 the type of the evolution correctly in computing the new
12443 induction variable base.
12445 2009-04-16 Richard Guenther <rguenther@suse.de>
12447 PR middle-end/39625
12448 * tree-cfg.c (make_blocks): Split statements with to-be
12449 abnormal SSA names on the lhs.
12451 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
12453 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
12454 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
12455 * c-typeck.c (really_start_incremental_init): Likewise.
12456 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
12457 (TARGET_INITIALIZER): Remove it.
12458 * target.h (struct target): Remove vector_opaque_p.
12459 * tree.c (build_opaque_vector_type): New.
12460 * tree.h (TYPE_VECTOR_OPAQUE): New.
12461 (build_opaque_vector_type): Declare.
12462 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
12463 * config/rs6000/rs6000.c (build_opaque_vector_type,
12464 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
12465 (rs6000_init_builtins): Use build_opaque_vector_type for
12466 opaque_V4SI_type_node.
12468 2009-04-15 Catherine Moore <clm@codesourcery.com>
12470 * debug.h (set_name): Declare.
12471 * dwarf2out.c (dwarf2out_set_name): Declare.
12472 (dwarf2_debug_hooks): Add set_name.
12473 (find_AT_string): New.
12474 (add_AT_string): Call find_AT_string.
12475 (dwarf2out_set_name): New.
12476 * cp/decl.c (grokdeclarator): Call set_name.
12477 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
12478 * debug.c (do_nothing_debug_hooks): Likewise.
12479 * dbxout.c (dbx_debug_hooks): Likewise.
12480 * sdbout.c (sdb_debug_hooks): Likewise.
12482 2009-04-15 Michael Eager <eager@eagercon.com>
12484 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
12485 reg for single-precision FPU.
12486 * config/rs6000/rs6000.md (movsi_internal1): Only for
12487 !TARGET_SINGLE_FPU.
12488 (movsi_internal1_single): New. Add pattern to move SI values to/from
12489 single-precision FP regs.
12491 2009-04-15 Richard Guenther <rguenther@suse.de>
12493 * omp-low.c (lower_rec_input_clauses): Build correct address
12495 (expand_omp_for_generic): Fix multiplication type.
12496 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
12497 (generate_memset_zero): Fix types.
12498 * tree-profile.c (prepare_instrumented_value): Correctly
12501 2009-04-15 Ian Lance Taylor <iant@google.com>
12503 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
12504 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
12505 for -Wall and for -Wc++-compat.
12506 (c_common_post_options): For C++, set warn_enum_compare if not
12508 * c-tree.h (struct c_expr): Add field original_type.
12509 (build_external_ref): Update declaration.
12510 * c-parser.c (c_parser_braced_init): Set original_type.
12511 (c_parser_initelt): Likewise.
12512 (c_parser_expr_no_commas): Likewise.
12513 (c_parser_conditional_expression): Likewise.
12514 (c_parser_cast_expression): Likewise.
12515 (c_parser_unary_expression): Likewise. Pull setting of
12516 original_code to top of function.
12517 (c_parser_sizeof_expression): Set original_type.
12518 (c_parser_alignof_expression): Likewise.
12519 (c_parser_postfix_expression): Likewise. Pull setting of
12520 original_code to top of function.
12521 (c_parser_postfix_expression_after_paren_type): Set original_type.
12522 (c_parser_postfix_expression_after_primary): Likewise.
12523 (c_parser_expression): Likewise.
12524 * c-typeck.c (build_external_ref): Add type parameter. Change all
12526 (c_expr_sizeof_expr): Set original_type field.
12527 (parser_build_unary_op): Likewise.
12528 (parser_build_binary_op): Likewise. Optionally warn about
12529 comparisons of enums of different types.
12530 (digest_init): Set original_type field.
12531 (really_start_incremental_init): Likewise.
12532 (push_init_level, pop_init_level): Likewise.
12533 * doc/invoke.texi (Warning Options): -Wenum-compare now
12536 2009-04-15 Richard Guenther <rguenther@suse.de>
12538 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
12539 out a necessary conversion.
12540 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
12541 names we didn't value number.
12542 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
12544 2009-04-15 Richard Guenther <rguenther@suse.de>
12546 PR tree-optimization/39764
12547 * tree-ssa-ccp.c (get_value): Canonicalize value with
12548 canonicalize_float_value.
12550 2009-04-15 Jan Hubicka <jh@suse.cz>
12552 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
12553 Wrong version of patch.
12555 2009-04-15 Jan Hubicka <jh@suse.cz>
12557 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
12559 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
12561 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
12562 our distinct integral and vector types.
12564 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
12566 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
12567 * init.c (build_vtbl_address): Remove call to assemble_external.
12569 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
12571 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
12572 output for other floating point modes.
12574 2009-04-14 Diego Novillo <dnovillo@google.com>
12576 * diagnostic.c (diagnostic_report_diagnostic): Do not
12577 warn about loaded plugins for DK_ERROR and DK_WARNING.
12578 * c-decl.c (declspecs_add_type): Move call to
12579 invoke_plugin_callbacks ...
12580 * c-parser.c (c_parser_declspecs): ... here.
12581 * plugin.c (dump_active_plugins): Tidy output.
12583 2009-04-14 Diego Novillo <dnovillo@google.com>
12584 Le-Chun Wu <lcwu@google.com>
12586 * configure.ac: Add --enable-plugin support.
12587 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
12588 * Makefile.in (PLUGIN_H): Define.
12589 Export ENABLE_PLUGIN and GMPINC to site.exp.
12590 Add PLUGINLIBS to link command.
12591 Add/modify dependencies for plugin.o and files including plugin.h.
12593 * config.in: Regenerate.
12595 * opts.c (common_handle_option): Handle OPT_fplugin_ and
12598 2009-04-14 Le-Chun Wu <lcwu@google.com>
12600 * tree-pass.h (register_one_dump_file): Add a prototype for
12601 register_one_dump_file.
12602 * toplev.c (compile_file): Call initialize_plugins.
12603 (do_compile): Call invoke_plugin_callbacks.
12604 (toplev_main): Call invoke_plugin_callbacks.
12605 * common.opt: Add -fplugin= and -fplugin-arg-.
12606 * gcc-plugin.h: New public header file for plugins to include.
12607 * plugin.c: New source file.
12608 * plugin.h: New internal header file.
12609 * passes.c (register_one_dump_file): Make it external.
12611 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
12613 2009-04-14 Diego Novillo <dnovillo@google.com>
12615 * doc/plugins.texi: New.
12616 * doc/gccint.texi: Add reference to Plugins chapter.
12617 * doc/invoke.texi: Document -fplugin and -fplugin-arg
12618 * diagnostic.c (diagnostic_report_diagnostic): Warn about
12619 loaded plugins, if any.
12620 * timevar.def (TV_PLUGIN_INIT): Define.
12621 (TV_PLUGIN_RUN): Define.
12622 * plugin.c: Include timevar.h
12623 (plugins_active_p): New.
12624 (dump_active_plugins): New.
12625 (debug_active_plugins): New.
12627 2009-04-14 Joseph Myers <joseph@codesourcery.com>
12629 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
12631 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
12633 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
12635 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
12636 the same as a minus without a shift.
12638 2009-04-14 Nick Clifton <nickc@redhat.com>
12640 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
12641 comparisons with small integers will always produce a short
12644 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
12647 2008-12-19 Diego Novillo <dnovillo@google.com>
12649 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
12651 2009-04-14 Richard Guenther <rguenther@suse.de>
12653 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
12655 (verify_gimple_assign_binary): Likewise. Handle shifts and
12657 (verify_gimple_phi): Print the mismatched argument position.
12658 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12660 (vect_update_init_of_dr): Likewise.
12661 * matrix-reorg.c (transform_access_sites): Do what the
12663 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
12665 2009-04-13 Michael Eager <eager@eagercon.com>
12667 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
12668 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
12669 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
12670 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
12671 remove duplicate config
12673 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12675 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
12676 file_name:line_number type locator of the call site.
12678 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
12680 * genautomata.c: Put blank after comma.
12681 (automaton_decls): New.
12682 (struct unit_usage): Add comments to member next.
12683 (store_alt_unit_usage): Keep the list ordered.
12684 (unit_present_on_list_p, equal_alternatives_p): New.
12685 (check_regexp_units_distribution): Check units distribution
12686 correctness correctly.
12687 (main): Don't write automata if error is found. Return correct
12690 * config/m68k/cf.md (cfv4_ds): Remove.
12691 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
12692 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
12694 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
12695 power4-load-ext, power4-store, power4-store-update,
12696 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
12697 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
12698 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
12699 power4-sqrt, power4-isync): Modify reservation to make correct
12700 unit distribution to automata.
12702 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
12703 power5-store-update, power5-two, power5-three, power5-lmul,
12704 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
12706 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
12708 * except.c (pass_set_nothrow_function_flags): Set name and add
12710 (set_nothrow_function_flags): Mention in the dump file when
12711 changing a function to nothrow.
12713 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
12716 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
12717 instead of unsigned long.
12719 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12721 * config/arm/arm.c (return_used_this_function): Remove.
12722 (arm_output_function_prologue): Remove use of
12723 return_used_this_function.
12724 (output_return_instruction): Replace use of
12725 return_used_this_function
12726 by cfun->machine->return_used_this_function.
12727 (arm_output_epilogue): Likewise.
12728 (arm_output_function_epilogue): Likewise.
12729 (thumb_unexpanded_epilogue): Likewise.
12730 * config/arm/arm.h (struct machine_function):
12731 New member return_used_this_function.
12733 2009-04-12 Mark Mitchell <mark@codesourcery.com>
12735 * doc/install.texi: Correct description of default directory for
12736 --with-gxx-include-dir.
12738 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
12740 * fold-const.c (build_range_check): Properly deal with enumeral and
12741 boolean base types.
12743 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
12745 * doc/invoke.texi (max_gcse_passes): Remove documentation.
12746 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
12747 * params.h (MAX_GCSE_PASSES): Remove.
12748 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
12749 in sequence. Remove ability to run multiple passes.
12750 (bypass_jumps): Report run as third CPROP pass.
12752 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
12754 PR middle-end/39651
12755 * except.c (can_throw_external): Look at each insn in a SEQUENCE
12756 when deciding whether the whole SEQUENCE can throw.
12758 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
12761 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
12762 offseted label references.
12764 2009-04-11 Jan Hubicka <jh@suse.cz>
12766 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
12768 2009-04-11 Richard Guenther <rguenther@suse.de>
12770 PR middle-end/39732
12771 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
12772 return variables as TREE_ADDRESSABLE.
12774 2009-04-11 Richard Guenther <rguenther@suse.de>
12776 PR tree-optimization/39713
12777 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
12778 reference trees have SSA_NAME operands.
12780 2009-04-11 Richard Guenther <rguenther@suse.de>
12783 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
12784 address expressions.
12786 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
12788 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
12789 match changes in Cygwin 1.7
12790 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
12791 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
12793 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12795 PR tree-optimization/39701
12796 * doc/invoke.texi (Optimization Options): Document change in
12797 meaning and initialization of -fdelete-null-pointer-checks.
12799 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12801 PR middle-end/39701
12802 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
12804 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
12807 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
12809 2009-04-10 Chao-ying Fu <fu@mips.com>
12811 * doc/tm.texi (Instruction Output): Document
12812 TARGET_ASM_FINAL_POSTSCAN_INSN.
12813 * target.h (final_postscan_insn): New field in asm_out.
12814 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12815 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
12816 * final.c (final_scan_insn): Call
12817 targetm.asm_out.final_postscan_insn after outputting
12818 an asm macro and a normal instruction.
12820 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
12821 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
12822 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
12823 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
12824 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12826 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12828 PR middle-end/39701
12829 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
12830 variables as non-NULL even with -fdelete-null-pointer-checks.
12832 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12834 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
12836 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
12839 * config/i386/i386.c (classify_argument): Handle SCmode with
12840 (bit_offset % 64) != 0.
12842 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
12844 * doc/invoke.texi (Optimize Options): Add cross-reference to
12845 -Q --help=optimizers examples.
12847 2009-04-10 Ben Elliston <bje@au.ibm.com>
12850 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
12851 regalign for the reg == fpr and TDmode case.
12853 2009-04-09 David Ayers <ayers@fsfe.org>
12856 * objc/objc-act.c (warn_with_method): Remove helper function.
12857 (check_duplicates): Call warning and inform directly.
12858 (really_start_method): Likewise.
12860 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12862 * expmed.c (expand_divmod): Always use a comparison for a division
12863 by a large unsigned integer.
12865 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
12866 for things others than variables or functions as nonzero.
12868 2009-04-09 Nick Clifton <nickc@redhat.com>
12870 * unwind-compat.c: Change copyright header to refer to version
12871 3 of the GNU General Public License with version 3.1 of the
12872 GCC Runtime Library Exception and to point readers at the
12873 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
12874 * config/alpha/crtfastmath.c: Likewise.
12875 * config/alpha/linux-unwind.h: Likewise.
12876 * config/alpha/qrnnd.asm: Likewise.
12877 * config/alpha/vms-crt0-64.c: Likewise.
12878 * config/alpha/vms-crt0.c: Likewise.
12879 * config/alpha/vms-dwarf2.asm: Likewise.
12880 * config/alpha/vms-dwarf2eh.asm: Likewise.
12881 * config/alpha/vms-psxcrt0-64.c: Likewise.
12882 * config/alpha/vms-psxcrt0.c: Likewise.
12883 * config/alpha/vms_tramp.asm: Likewise.
12884 * config/arc/initfini.c: Likewise.
12885 * config/arc/lib1funcs.asm: Likewise.
12886 * config/arm/bpabi-v6m.S: Likewise.
12887 * config/arm/bpabi.S: Likewise.
12888 * config/arm/bpabi.c: Likewise.
12889 * config/arm/crti.asm: Likewise.
12890 * config/arm/crtn.asm: Likewise.
12891 * config/arm/ieee754-df.S: Likewise.
12892 * config/arm/ieee754-sf.S: Likewise.
12893 * config/arm/lib1funcs.asm: Likewise.
12894 * config/arm/libunwind.S: Likewise.
12895 * config/arm/linux-atomic.c: Likewise.
12896 * config/arm/mmintrin.h: Likewise.
12897 * config/arm/pr-support.c: Likewise.
12898 * config/arm/unaligned-funcs.c: Likewise.
12899 * config/arm/unwind-arm.c: Likewise.
12900 * config/arm/unwind-arm.h: Likewise.
12901 * config/avr/libgcc.S: Likewise.
12902 * config/bfin/crti.s: Likewise.
12903 * config/bfin/crtlibid.s: Likewise.
12904 * config/bfin/crtn.s: Likewise.
12905 * config/bfin/lib1funcs.asm: Likewise.
12906 * config/bfin/linux-unwind.h: Likewise.
12907 * config/cris/arit.c: Likewise.
12908 * config/cris/cris_abi_symbol.c: Likewise.
12909 * config/darwin-64.c: Likewise.
12910 * config/darwin-crt2.c: Likewise.
12911 * config/darwin-crt3.c: Likewise.
12912 * config/darwin.h: Likewise.
12913 * config/dbxelf.h: Likewise.
12914 * config/dfp-bit.c: Likewise.
12915 * config/dfp-bit.h: Likewise.
12916 * config/elfos.h: Likewise.
12917 * config/fixed-bit.c: Likewise.
12918 * config/fixed-bit.h: Likewise.
12919 * config/fp-bit.c: Likewise.
12920 * config/fp-bit.h: Likewise.
12921 * config/fr30/crti.asm: Likewise.
12922 * config/fr30/crtn.asm: Likewise.
12923 * config/fr30/lib1funcs.asm: Likewise.
12924 * config/freebsd-spec.h: Likewise.
12925 * config/frv/cmovd.c: Likewise.
12926 * config/frv/cmovh.c: Likewise.
12927 * config/frv/cmovw.c: Likewise.
12928 * config/frv/frvbegin.c: Likewise.
12929 * config/frv/frvend.c: Likewise.
12930 * config/frv/lib1funcs.asm: Likewise.
12931 * config/glibc-stdint.h: Likewise.
12932 * config/h8300/clzhi2.c: Likewise.
12933 * config/h8300/crti.asm: Likewise.
12934 * config/h8300/crtn.asm: Likewise.
12935 * config/h8300/ctzhi2.c: Likewise.
12936 * config/h8300/fixunssfsi.c: Likewise.
12937 * config/h8300/lib1funcs.asm: Likewise.
12938 * config/h8300/parityhi2.c: Likewise.
12939 * config/h8300/popcounthi2.c: Likewise.
12940 * config/i386/ammintrin.h: Likewise.
12941 * config/i386/att.h: Likewise.
12942 * config/i386/avxintrin.h: Likewise.
12943 * config/i386/biarch64.h: Likewise.
12944 * config/i386/bmmintrin.h: Likewise.
12945 * config/i386/cpuid.h: Likewise.
12946 * config/i386/cross-stdarg.h: Likewise.
12947 * config/i386/crtfastmath.c: Likewise.
12948 * config/i386/crtprec.c: Likewise.
12949 * config/i386/cygming-crtbegin.c: Likewise.
12950 * config/i386/cygming-crtend.c: Likewise.
12951 * config/i386/cygwin.asm: Likewise.
12952 * config/i386/emmintrin.h: Likewise.
12953 * config/i386/gmm_malloc.h: Likewise.
12954 * config/i386/gthr-win32.c: Likewise.
12955 * config/i386/i386.h: Likewise.
12956 * config/i386/immintrin.h: Likewise.
12957 * config/i386/linux-unwind.h: Likewise.
12958 * config/i386/linux64.h: Likewise.
12959 * config/i386/mm3dnow.h: Likewise.
12960 * config/i386/mmintrin-common.h: Likewise.
12961 * config/i386/mmintrin.h: Likewise.
12962 * config/i386/nmmintrin.h: Likewise.
12963 * config/i386/pmm_malloc.h: Likewise.
12964 * config/i386/pmmintrin.h: Likewise.
12965 * config/i386/smmintrin.h: Likewise.
12966 * config/i386/sol2-c1.asm: Likewise.
12967 * config/i386/sol2-ci.asm: Likewise.
12968 * config/i386/sol2-cn.asm: Likewise.
12969 * config/i386/sol2-gc1.asm: Likewise.
12970 * config/i386/tmmintrin.h: Likewise.
12971 * config/i386/unix.h: Likewise.
12972 * config/i386/w32-unwind.h: Likewise.
12973 * config/i386/wmmintrin.h: Likewise.
12974 * config/i386/x86-64.h: Likewise.
12975 * config/i386/x86intrin.h: Likewise.
12976 * config/i386/xmmintrin.h: Likewise.
12977 * config/ia64/crtbegin.asm: Likewise.
12978 * config/ia64/crtend.asm: Likewise.
12979 * config/ia64/crtfastmath.c: Likewise.
12980 * config/ia64/crti.asm: Likewise.
12981 * config/ia64/crtn.asm: Likewise.
12982 * config/ia64/fde-glibc.c: Likewise.
12983 * config/ia64/lib1funcs.asm: Likewise.
12984 * config/ia64/linux-unwind.h: Likewise.
12985 * config/ia64/quadlib.c: Likewise.
12986 * config/ia64/unwind-ia64.c: Likewise.
12987 * config/linux.h: Likewise.
12988 * config/m32c/m32c-lib1.S: Likewise.
12989 * config/m32c/m32c-lib2-trapv.c: Likewise.
12990 * config/m32c/m32c-lib2.c: Likewise.
12991 * config/m32r/initfini.c: Likewise.
12992 * config/m68hc11/larith.asm: Likewise.
12993 * config/m68hc11/m68hc11-crt0.S: Likewise.
12994 * config/m68k/cf.md: Likewise.
12995 * config/m68k/crti.s: Likewise.
12996 * config/m68k/crtn.s: Likewise.
12997 * config/m68k/lb1sf68.asm: Likewise.
12998 * config/m68k/linux-unwind.h: Likewise.
12999 * config/mcore/crti.asm: Likewise.
13000 * config/mcore/crtn.asm: Likewise.
13001 * config/mcore/lib1.asm: Likewise.
13002 * config/mips/linux-unwind.h: Likewise.
13003 * config/mips/loongson.h: Likewise.
13004 * config/mips/mips16.S: Likewise.
13005 * config/mmix/crti.asm: Likewise.
13006 * config/mmix/crtn.asm: Likewise.
13007 * config/pa/fptr.c: Likewise.
13008 * config/pa/hpux-unwind.h: Likewise.
13009 * config/pa/lib2funcs.asm: Likewise.
13010 * config/pa/linux-atomic.c: Likewise.
13011 * config/pa/linux-unwind.h: Likewise.
13012 * config/pa/milli64.S: Likewise.
13013 * config/pa/quadlib.c: Likewise.
13014 * config/pa/stublib.c: Likewise.
13015 * config/picochip/libgccExtras/adddi3.asm: Likewise.
13016 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
13017 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
13018 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
13019 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
13020 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
13021 * config/picochip/libgccExtras/divmod15.asm: Likewise.
13022 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
13023 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
13024 * config/picochip/libgccExtras/longjmp.asm: Likewise.
13025 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
13026 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
13027 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
13028 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
13029 * config/picochip/libgccExtras/setjmp.asm: Likewise.
13030 * config/picochip/libgccExtras/subdi3.asm: Likewise.
13031 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
13032 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
13033 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
13034 * config/rs6000/750cl.h: Likewise.
13035 * config/rs6000/altivec.h: Likewise.
13036 * config/rs6000/biarch64.h: Likewise.
13037 * config/rs6000/crtresfpr.asm: Likewise.
13038 * config/rs6000/crtresgpr.asm: Likewise.
13039 * config/rs6000/crtresxfpr.asm: Likewise.
13040 * config/rs6000/crtresxgpr.asm: Likewise.
13041 * config/rs6000/crtsavfpr.asm: Likewise.
13042 * config/rs6000/crtsavgpr.asm: Likewise.
13043 * config/rs6000/darwin-asm.h: Likewise.
13044 * config/rs6000/darwin-fallback.c: Likewise.
13045 * config/rs6000/darwin-fpsave.asm: Likewise.
13046 * config/rs6000/darwin-ldouble.c: Likewise.
13047 * config/rs6000/darwin-tramp.asm: Likewise.
13048 * config/rs6000/darwin-unwind.h: Likewise.
13049 * config/rs6000/darwin-vecsave.asm: Likewise.
13050 * config/rs6000/darwin-world.asm: Likewise.
13051 * config/rs6000/e500crtres32gpr.asm: Likewise.
13052 * config/rs6000/e500crtres64gpr.asm: Likewise.
13053 * config/rs6000/e500crtres64gprctr.asm: Likewise.
13054 * config/rs6000/e500crtrest32gpr.asm: Likewise.
13055 * config/rs6000/e500crtrest64gpr.asm: Likewise.
13056 * config/rs6000/e500crtresx32gpr.asm: Likewise.
13057 * config/rs6000/e500crtresx64gpr.asm: Likewise.
13058 * config/rs6000/e500crtsav32gpr.asm: Likewise.
13059 * config/rs6000/e500crtsav64gpr.asm: Likewise.
13060 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
13061 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
13062 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
13063 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
13064 * config/rs6000/eabi-ci.asm: Likewise.
13065 * config/rs6000/eabi-cn.asm: Likewise.
13066 * config/rs6000/eabi.asm: Likewise.
13067 * config/rs6000/linux-unwind.h: Likewise.
13068 * config/rs6000/linux64.h: Likewise.
13069 * config/rs6000/paired.h: Likewise.
13070 * config/rs6000/paired.md: Likewise.
13071 * config/rs6000/ppc64-fp.c: Likewise.
13072 * config/rs6000/ppu_intrinsics.h: Likewise.
13073 * config/rs6000/rs6000.h: Likewise.
13074 * config/rs6000/si2vmx.h: Likewise.
13075 * config/rs6000/sol-ci.asm: Likewise.
13076 * config/rs6000/sol-cn.asm: Likewise.
13077 * config/rs6000/spe.h: Likewise.
13078 * config/rs6000/spu2vmx.h: Likewise.
13079 * config/rs6000/sysv4.h: Likewise.
13080 * config/rs6000/tramp.asm: Likewise.
13081 * config/rs6000/vec_types.h: Likewise.
13082 * config/s390/linux-unwind.h: Likewise.
13083 * config/s390/tpf-unwind.h: Likewise.
13084 * config/score/crti.asm: Likewise.
13085 * config/score/crtn.asm: Likewise.
13086 * config/sh/crt1.asm: Likewise.
13087 * config/sh/crti.asm: Likewise.
13088 * config/sh/crtn.asm: Likewise.
13089 * config/sh/divtab-sh4-300.c: Likewise.
13090 * config/sh/divtab-sh4.c: Likewise.
13091 * config/sh/divtab.c: Likewise.
13092 * config/sh/lib1funcs-4-300.asm: Likewise.
13093 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
13094 * config/sh/lib1funcs.asm: Likewise.
13095 * config/sh/lib1funcs.h: Likewise.
13096 * config/sh/linux-atomic.asm: Likewise.
13097 * config/sh/linux-unwind.h: Likewise.
13098 * config/sh/shmedia.h: Likewise.
13099 * config/sh/sshmedia.h: Likewise.
13100 * config/sh/ushmedia.h: Likewise.
13101 * config/sparc/crtfastmath.c: Likewise.
13102 * config/sparc/linux-unwind.h: Likewise.
13103 * config/sparc/sol2-c1.asm: Likewise.
13104 * config/sparc/sol2-ci.asm: Likewise.
13105 * config/sparc/sol2-cn.asm: Likewise.
13106 * config/spu/divmodti4.c: Likewise.
13107 * config/spu/divv2df3.c: Likewise.
13108 * config/spu/float_disf.c: Likewise.
13109 * config/spu/float_unsdidf.c: Likewise.
13110 * config/spu/float_unsdisf.c: Likewise.
13111 * config/spu/float_unssidf.c: Likewise.
13112 * config/spu/mfc_multi_tag_release.c: Likewise.
13113 * config/spu/mfc_multi_tag_reserve.c: Likewise.
13114 * config/spu/mfc_tag_release.c: Likewise.
13115 * config/spu/mfc_tag_reserve.c: Likewise.
13116 * config/spu/mfc_tag_table.c: Likewise.
13117 * config/spu/multi3.c: Likewise.
13118 * config/spu/spu_internals.h: Likewise.
13119 * config/spu/spu_intrinsics.h: Likewise.
13120 * config/spu/spu_mfcio.h: Likewise.
13121 * config/spu/vec_types.h: Likewise.
13122 * config/spu/vmx2spu.h: Likewise.
13123 * config/stormy16/stormy16-lib2.c: Likewise.
13124 * config/svr4.h: Likewise.
13125 * config/sync.c: Likewise.
13126 * config/v850/lib1funcs.asm: Likewise.
13127 * config/vxlib-tls.c: Likewise.
13128 * config/vxlib.c: Likewise.
13129 * config/vxworks-dummy.h: Likewise.
13130 * config/xtensa/crti.asm: Likewise.
13131 * config/xtensa/crtn.asm: Likewise.
13132 * config/xtensa/ieee754-df.S: Likewise.
13133 * config/xtensa/ieee754-sf.S: Likewise.
13134 * config/xtensa/lib1funcs.asm: Likewise.
13135 * config/xtensa/lib2funcs.S: Likewise.
13136 * config/xtensa/linux-unwind.h: Likewise.
13137 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
13138 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
13139 * coretypes.h: Likewise.
13140 * crtstuff.c: Likewise.
13141 * defaults.h: Likewise.
13142 * dwarf2.h: Likewise.
13143 * emutls.c: Likewise.
13144 * gbl-ctors.h: Likewise.
13145 * gcov-io.h: Likewise.
13146 * ginclude/float.h: Likewise.
13147 * ginclude/iso646.h: Likewise.
13148 * ginclude/stdarg.h: Likewise.
13149 * ginclude/stdbool.h: Likewise.
13150 * ginclude/stddef.h: Likewise.
13151 * ginclude/stdfix.h: Likewise.
13152 * ginclude/stdint-gcc.h: Likewise.
13153 * ginclude/tgmath.h: Likewise.
13154 * gthr-aix.h: Likewise.
13155 * gthr-dce.h: Likewise.
13156 * gthr-gnat.c: Likewise.
13157 * gthr-gnat.h: Likewise.
13158 * gthr-lynx.h: Likewise.
13159 * gthr-mipssde.h: Likewise.
13160 * gthr-nks.h: Likewise.
13161 * gthr-posix.c: Likewise.
13162 * gthr-posix.h: Likewise.
13163 * gthr-posix95.h: Likewise.
13164 * gthr-rtems.h: Likewise.
13165 * gthr-single.h: Likewise.
13166 * gthr-solaris.h: Likewise.
13167 * gthr-tpf.h: Likewise.
13168 * gthr-vxworks.h: Likewise.
13169 * gthr-win32.h: Likewise.
13170 * gthr.h: Likewise.
13171 * libgcc2.c: Likewise.
13172 * libgcc2.h: Likewise.
13173 * libgcov.c: Likewise.
13174 * tsystem.h: Likewise.
13175 * typeclass.h: Likewise.
13176 * unwind-c.c: Likewise.
13177 * unwind-compat.h: Likewise.
13178 * unwind-dw2-fde-compat.c: Likewise.
13179 * unwind-dw2-fde-darwin.c: Likewise.
13180 * unwind-dw2-fde-glibc.c: Likewise.
13181 * unwind-dw2-fde.c: Likewise.
13182 * unwind-dw2-fde.h: Likewise.
13183 * unwind-dw2.c: Likewise.
13184 * unwind-dw2.h: Likewise.
13185 * unwind-generic.h: Likewise.
13186 * unwind-pe.h: Likewise.
13187 * unwind-sjlj.c: Likewise.
13188 * unwind.inc: Likewise.
13189 * config/arm/neon-gen.ml: Change generated copyright header to
13190 refer to version 3 of the GNU General Public License with
13191 version 3.1 of the GCC Runtime Library Exception and to point
13192 readers at the COPYING3 and COPYING3.RUNTIME files and the
13193 FSF's license web page.
13194 * config/arm/arm_neon.h: Regenerate.
13196 2009-04-09 Jakub Jelinek <jakub@redhat.com>
13198 * config/cris/cris.md: Change copyright header to refer to version
13199 3 of the GNU General Public License.
13200 * doc/install.texi2html: Change copyright header to refer to version
13201 3 of the GNU General Public License and to point readers at the
13202 COPYING3 file and the FSF's license web page.
13203 * config/vax/linux.h: Likewise.
13205 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13207 * config/i386/i386.md (cmpcc): New.
13208 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
13209 (sync_compare_and_swap_cc*): Delete.
13211 * config/s390/s390.c (s390_compare_emitted): Remove.
13212 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
13213 s390_compare_emitted used to be handled. Assert that modes match.
13214 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
13215 refer to sync_compare_and_swap_ccsi.
13216 * config/s390/s390.h (s390_compare_emitted): Remove.
13217 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
13218 instead of s390_compare_emitted.
13219 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
13220 instead of s390_compare_emitted.
13221 * config/s390/s390.md (cmpcc): New.
13222 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
13223 CC_REGNUM, do not pretend it's set.
13224 (sync_compare_and_swap_cc*): Delete.
13225 * config/s390/predicates.md (cc_reg_operand): New.
13227 * expr.c (sync_compare_and_swap_cc): Delete.
13228 * optabs.h (sync_compare_and_swap_cc): Delete.
13229 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
13230 is being used with can_compare_p.
13231 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
13232 (find_cc_set): New.
13233 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
13234 look for a MODE_CC set instead. Use emit_store_flag.
13235 (expand_compare_and_swap_loop): Likewise, with some additional
13236 complication to avoid a force_reg when useless. Use
13237 emit_cmp_and_jump_insns.
13238 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
13239 * doc/md.texi (sync_compare_and_swap_cc): Merge with
13240 sync_compare_and_swap documentation.
13242 2009-04-09 Jan Hubicka <jh@suse.cz>
13244 * except.c (find_prev_try): Break out from ....
13245 (duplicate_eh_regions): ... here; properly update prev_try pointers
13246 when duplication part of tree.
13247 (dump_eh_tree): Improve dumping.
13248 (verify_eh_region): New.
13249 (verify_eh_tree): Use it.
13251 2009-04-06 Richard Guenther <rguenther@suse.de>
13253 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
13254 &ARRAY addresses by adjusting their types and prepending
13256 * tree-cfg.c (verify_gimple_assign_single): Verify that
13257 addresses are correct.
13259 2009-04-09 Richard Guenther <rguenther@suse.de>
13261 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
13262 indices into an array reference if possible.
13263 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
13264 Fold POINTER_PLUS_EXPR statements with invariant address.
13266 2009-04-09 Alan Modra <amodra@bigpond.net.au>
13269 * config.gcc (powerpc64-*-linux*): Always build biarch.
13271 2009-04-09 Joseph Myers <joseph@codesourcery.com>
13274 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
13275 it and pedwarn if this results in an INTEGER_CST.
13277 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13279 * doc/install.texi: Update minimum GMP version. Remove obsolete
13280 text in MPFR section.
13282 2009-04-08 Jakub Jelinek <jakub@redhat.com>
13284 * dwarf2out.c (class_scope_p): New static inline.
13285 (class_or_namespace_scope_p): Use it.
13286 (gen_variable_die): Use DW_TAG_member tag for static data member
13287 declarations instead of DW_TAG_variable.
13289 PR middle-end/39573
13290 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
13293 2009-04-08 Richard Guenther <rguenther@suse.de>
13295 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
13296 valueize random data.
13298 2009-04-08 David Edelsohn <edelsohn@gnu.org>
13300 * config.gcc (aix tm_file): Add aix-stdint.h.
13301 (aix tm clause use_gcc_stdint): Set to wrap.
13302 * config/rs6000/aix-stdint.h: New file.
13304 2009-04-08 Richard Guenther <rguenther@suse.de>
13306 PR middle-end/36291
13307 * tree-dfa.c (add_referenced_var): Do not recurse into
13308 global initializers.
13309 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
13311 (fold_const_aggregate_ref): Likewise.
13313 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13315 * recog.c (ordered_comparison_operator): New.
13316 * gensupport.c (std_preds): Add it.
13317 * doc/md.texi (Machine-Independent Predicates): Document it.
13319 2009-04-08 Jan Hubicka <jh@suse.cz>
13321 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
13322 * function.h (rtl_eh): Remove exception_handler_label_map.
13323 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
13324 remove_exception_handler_label, for_each_eh_label_1): Remove.
13325 (rtl_remove_unreachable_regions): Remove.
13326 (convert_from_eh_region_ranges): Do not remove unreachable regions.
13327 (find_exception_handler_labels): Don't build the hashtable.
13328 (maybe_remove_eh_handler): Remove.
13329 (for_each_eh_label): Rewrite to walk the tree.
13330 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
13331 * except.h (maybe_remove_eh_handler): Remove.
13332 * passes.c (init_optimization_passes): Schedule second EH cleanup
13334 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
13335 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
13337 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13339 * genoutput.c (validate_optab_operands): New.
13340 (gen_insn, gen_expand): Call it.
13342 * genflags.c (gen_insn): Detect misused iterators.
13343 (main): Pass line_no to gen_insn, exit with status 1 on error.
13345 * genextract.c (line_no): Make global.
13346 (VEC_safe_set_locstr): Change assertion to error message.
13347 (main): Exit with status 1 on error.
13349 2009-04-08 Joseph Myers <joseph@codesourcery.com>
13353 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
13354 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
13355 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
13356 * c-convert.c (convert): Do not call fold on results of conversion
13357 functions when the result is a C_MAYBE_CONST_EXPR.
13358 * c-parser.c (c_parser_postfix_expression): Do not fold condition
13359 of __builtin_choose_expr.
13360 * c-typeck.c (remove_c_maybe_const_expr): New.
13361 (build_unary_op, build_conditional_expr, build_compound_expr,
13362 build_binary_op, c_objc_common_truthvalue_conversion): Call
13363 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
13366 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
13368 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
13369 CODE to produce a new one. Add a prototype to use fold_convert_const
13371 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
13374 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
13375 mix declarations and code.
13377 2009-04-08 Ben Elliston <bje@au.ibm.com>
13379 * gcc.c: Replace `CC' with `GCC' throughout.
13381 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
13383 * doc/invoke.texi: Document Atom support.
13385 2009-04-07 Jason Merrill <jason@redhat.com>
13388 * c-common.h, c-common.c: Add flag_pretty_templates.
13389 * c-opts.c (c_common_handle_option): Set it.
13390 * c.opt: Add -fno-pretty-templates.
13391 * doc/invoke.texi (C++ Dialect Options): Likewise.
13393 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
13395 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
13396 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
13397 (ia64_expand_builtin): Likewise.
13399 2009-04-07 Martin Jambor <mjambor@suse.cz>
13401 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
13402 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
13403 ADDR_EXPRS are include too.
13405 2009-04-07 Richard Guenther <rguenther@suse.de>
13407 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
13408 decls are only used if passes as parameters or if they are
13409 local statics and the call is not to a builtin.
13410 (call_may_clobber_ref_p_1): Likewise.
13412 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13414 * expr.c (do_store_flag): Remove last argument. Simplify code
13415 to avoid duplication of tests already done by can_compare_p.
13416 (expand_expr_real_1): Adjust caller.
13418 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13420 * optabs.c (can_compare_p): Test the predicate of a
13421 cbranch and cstore pattern.
13423 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13425 * expr.c (convert_move): Use emit_store_flag instead of
13428 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13430 * config/i386/i386.c (ix86_compare_emitted): Remove.
13431 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
13432 ix86_compare_op0 like ix86_compare_emitted used to be handled.
13433 * config/i386/i386.h (ix86_compare_emitted): Remove.
13434 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
13435 instead of ix86_compare_emitted.
13436 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
13438 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
13440 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
13441 Add t-sysroot-suffix to tmake_file.
13442 * config/print-sysroot-suffix.sh: New file.
13443 * config/t-sysroot-suffix: New file.
13445 2009-04-07 Ben Elliston <bje@au.ibm.com>
13447 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
13448 as the latter produces a warning when the target does not support
13451 2009-04-07 Ben Elliston <bje@au.ibm.com>
13453 * dfp.c: Replace type punning assignments with memcpy throughout.
13454 * Makefile.in (dfp.o-warn): Remove.
13456 2009-04-07 Alan Modra <amodra@bigpond.net.au>
13459 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
13460 Include soft-fp/t-softfp after rs6000/t-linux64.
13462 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
13464 * stor-layout.c (set_sizetype): Use the full precision of their
13465 machine mode for bitsize types.
13467 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
13469 * config/i386/i386.md: Revert 2 accidental checkins.
13471 2009-04-06 Joey Ye <joey.ye@intel.com>
13472 Xuepeng Guo <xuepeng.guo@intel.com>
13473 H.J. Lu <hongjiu.lu@intel.com>
13475 Atom pipeline model, tuning and insn selection.
13476 * config.gcc (atom): Add atom config options and target.
13478 * config/i386/atom.md: New.
13480 * config/i386/i386.c (atom_cost): New cost.
13481 (m_ATOM): New macro flag.
13482 (initial_ix86_tune_features): Set m_ATOM.
13483 (x86_accumulate_outgoing_args): Likewise.
13484 (x86_arch_always_fancy_math_387): Likewise.
13485 (processor_target): Add Atom cost.
13486 (cpu_names): Add Atom cpu name.
13487 (override_options): Set Atom ISA.
13488 (ix86_issue_rate): New case PROCESSOR_ATOM.
13489 (ix86_adjust_cost): Likewise.
13491 * config/i386/i386.h (TARGET_ATOM): New target macro.
13492 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
13493 (TARGET_OPT_AGU): New target option.
13494 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
13495 (processor_type): Add PROCESSOR_ATOM.
13497 * config/i386/i386.md (cpu): Add new value "atom".
13498 (use_carry, movu): New attr.
13499 (atom.md): Include atom.md.
13500 (adddi3_carry_rex64): Set attr "use_carry".
13501 (addqi3_carry): Likewise.
13502 (addhi3_carry): Likewise.
13503 (addsi3_carry): Likewise.
13504 (*addsi3_carry_zext): Likewise.
13505 (subdi3_carry_rex64): Likewise.
13506 (subqi3_carry): Likewise.
13507 (subhi3_carry): Likewise.
13508 (subsi3_carry): Likewise.
13509 (x86_movdicc_0_m1_rex64): Likewise.
13510 (*x86_movdicc_0_m1_se): Likewise.
13511 (x86_movsicc_0_m1): Likewise.
13512 (*x86_movsicc_0_m1_se): Likewise.
13513 (*adddi_1_rex64): Emit add insn as much as possible.
13514 (*addsi_1): Likewise.
13515 (return_internal): Set atom_unit.
13516 (return_internal_long): Likewise.
13517 (return_pop_internal): Likewise.
13518 (*rcpsf2_sse): Set atom_sse_attr attr.
13519 (*qrt<mode>2_sse): Likewise.
13520 (*prefetch_sse): Likewise.
13522 * config/i386/i386-c.c (ix86_target_macros_internal): New case
13524 (ix86_target_macros_internal): Likewise.
13526 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
13527 (*prefetch_sse_rex): Likewise.
13528 (sse_rcpv4sf2): Likewise.
13529 (sse_vmrcpv4sf2): Likewise.
13530 (sse_sqrtv4sf2): Likewise.
13531 (<sse>_vmsqrt<mode>2): Likewise.
13532 (sse_ldmxcsr): Likewise.
13533 (sse_stmxcsr): Likewise.
13534 (*sse_sfence): Likewise.
13535 (sse2_clflush): Likewise.
13536 (*sse2_mfence): Likewise.
13537 (*sse2_lfence): Likewise.
13538 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
13539 (<sse>_movup<ssemodesuffixf2c>): Likewise.
13540 (avx_movdqu<avxmodesuffix>): Likewise.
13541 (avx_lddqu<avxmodesuffix>): Likewise.
13542 (sse2_movntv2di): Change attr "type" to "ssemov".
13543 (sse2_movntsi): Likewise.
13544 (rsqrtv8sf2): Change attr "type" to "sseadd".
13545 (sse3_addsubv2df3): Set attr "atom_unit".
13546 (sse3_h<plusminus_insn>v4sf3): Likewise.
13547 (*sse2_pmaddwd): Likewise.
13548 (*vec_extractv2di_1_rex64): Likewise.
13549 (*vec_extractv2di_1_avx): Likewise.
13550 (sse2_psadbw): Likewise.
13551 (ssse3_phaddwv8hi3): Likewise.
13552 (ssse3_phaddwv4hi3): Likewise.
13553 (ssse3_phadddv4si3): Likewise.
13554 (ssse3_phadddv2si3): Likewise.
13555 (ssse3_phaddswv8hi3): Likewise.
13556 (ssse3_phaddswv4hi3): Likewise.
13557 (ssse3_phsubwv8hi3): Likewise.
13558 (ssse3_phsubwv4hi3): Likewise.
13559 (ssse3_phsubdv4si3): Likewise.
13560 (ssse3_phsubdv2si3): Likewise.
13561 (ssse3_phsubswv8hi3): Likewise.
13562 (ssse3_phsubswv4hi3): Likewise.
13563 (ssse3_pmaddubsw128): Likewise.
13564 (sse3_pmaddubsw: Likewise.
13565 (ssse3_palignrti): Likewise.
13566 (ssse3_palignrdi): Likewise.
13568 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
13570 * doc/install.texi (Specific): Fix two cross-references to MinGW.
13572 2009-04-06 Richard Guenther <rguenther@suse.de>
13574 PR tree-optimization/28868
13575 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
13576 of which PHI results we inserted.
13577 (insert_into_preds_of_block): Record inserted PHIs.
13578 (eliminate): Eliminate redundant PHI nodes.
13579 (init_pre): Init inserted_phi_names.
13581 2009-04-06 Richard Guenther <rguenther@suse.de>
13583 PR tree-optimization/39643
13584 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
13585 IMAGPART_EXPRs of complex constants.
13586 (execute_fold_all_builtins): If we folded a call queue
13587 TODO_update_address_taken.
13589 2009-04-06 Jan Hubicka <jh@suse.cz>
13591 PR middle-end/39659
13592 * except.c (remove_unreachable_regions): Propagate may_contain_throw
13595 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
13597 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
13599 (ic_invalidate_array): Likewise.
13601 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
13603 * calls.c (emit_library_call_value_1): Fix a problem with parameter
13604 alignment for library calls.
13606 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
13608 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
13609 (mingw32 tm clause use_gcc_stdint): Set to wrap.
13610 * config/i386/mingw-stdint.h: New file.
13612 2009-04-05 Richard Guenther <rguenther@suse.de>
13614 PR tree-optimization/39648
13615 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
13616 our &A vs. &A[0] IL deficiencies.
13618 2009-04-04 Jan Hubicka <jh@suse.cz>
13620 * except.c (sjlj_find_directly_reachable_regions): Be ready for
13621 removed toplevel regions.
13622 (sjlj_mark_call_sites): Likewise.
13624 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
13626 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
13627 (cygwin tm clause use_gcc_stdint): Set to wrap.
13628 * config/i386/cygwin-stdint.h: New file.
13630 2009-04-04 Richard Guenther <rguenther@suse.de>
13632 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
13633 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
13634 single-argument PHIs if we are in loop-closed SSA form.
13635 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
13636 for the pre-condition.
13637 (slpeel_tree_peel_loop_to_edge): Likewise.
13638 (vect_build_loop_niters): Take an optional sequence to append stmts.
13639 (vect_generate_tmps_on_preheader): Likewise.
13640 (vect_do_peeling_for_loop_bound): Take extra guards for the
13642 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
13643 the cost model check.
13644 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
13645 guards if we are going to peel. Do not apply versioning in that case.
13646 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
13647 (vect_do_peeling_for_loop_bound): Likewise.
13648 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
13649 loop bound only record extra pre-conditions, do not apply loop
13652 2009-04-04 Richard Guenther <rguenther@suse.de>
13654 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
13657 2009-04-04 Jan Hubicka <jh@suse.cz>
13659 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13660 last_basic_block for size of bb->index indexed array.
13661 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
13662 compute_out, link_btr_uses, build_btr_def_use_webs,
13663 build_btr_def_use_webs, migrate_btr_defs): Likewise.
13665 2009-04-04 Jan Hubicka <jh@suse.cz>
13667 * except.c (remove_eh_handler_and_replace): Break out from ...
13668 (remove_eh_handler): ... here.
13669 (bring_to_root): New function.
13670 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
13671 handled ones, bring others to root of tree.
13673 2009-04-04 Jan Hubicka <jh@suse.cz>
13675 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
13676 (all_phis_safe_to_merge): New function.
13677 (update_info): New structure.
13678 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
13679 (cleanup_empty_eh): Update SSA if possible.
13681 2009-04-04 Richard Guenther <rguenther@suse.de>
13683 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
13684 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
13685 (append_vuse): Likewise.
13687 2009-04-04 Jakub Jelinek <jakub@redhat.com>
13689 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
13690 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
13691 instead of REG_UNSAVED for DW_CFA_undefined.
13692 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
13693 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
13696 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
13699 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
13700 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
13701 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
13703 2009-04-04 Richard Guenther <rguenther@suse.de>
13705 PR tree-optimization/8781
13706 PR tree-optimization/37892
13707 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
13708 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
13709 (valueize_refs): Call it for *& valueizations.
13710 (shared_reference_ops_from_ref): Rename to ...
13711 (valueize_shared_reference_ops_from_ref): ... this and valueize.
13712 (shared_reference_ops_from_call): Rename to ...
13713 (valueize_shared_reference_ops_from_call): ... this and valueize.
13714 (vn_reference_lookup): Update.
13715 (visit_reference_op_call): Likewise.
13716 * tree-ssa-pre.c (phi_translate_1): Fold *&.
13717 (eliminate): Value-replace the call address in call statements.
13719 2009-04-04 Richard Guenther <rguenther@suse.de>
13721 PR tree-optimization/39636
13722 * tree-ssa-forwprop.c
13723 (forward_propagate_addr_into_variable_array_index): Check for
13724 GIMPLE_ASSIGN before accessing the rhs code.
13726 2009-04-03 Jason Merrill <jason@redhat.com>
13728 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
13730 2009-04-03 Steve Ellcey <sje@cup.hp.com>
13732 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
13733 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
13734 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
13735 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
13736 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
13737 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
13738 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
13739 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
13740 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
13741 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
13742 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
13743 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
13744 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
13745 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
13746 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
13747 Use fr_reg_or_fp01_operand instead of fr_register_operand
13749 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
13750 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
13751 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
13753 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
13755 PR rtl-optimization/39607
13756 PR rtl-optimization/39631
13760 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13761 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13762 instead of DF_LR_OUT.
13763 * ira-lives.c (process_bb_node_lives): Ditto.
13764 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13765 instead of DF_LR_{OUT,IN}.
13766 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13767 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13769 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
13771 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
13772 (execute_lower_omp): Always run but take the short way out if -fopenmp
13774 (gate_lower_omp): Remove, forcing the pass manager to always run the
13775 pass and always set PROP_gimple_lomp.
13776 (pass_lower_omp): Remove gate function.
13777 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
13778 PROP_trees. Instead, require it.
13779 * ipa-cp.c (pass_ipa_cp): Likewise.
13780 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
13781 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
13782 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
13783 and PROP_gimple_leh.
13785 2009-04-03 Richard Guenther <rguenther@suse.de>
13787 PR middle-end/13146
13788 PR tree-optimization/23940
13789 PR tree-optimization/33237
13790 PR middle-end/33974
13791 PR middle-end/34093
13792 PR tree-optimization/36201
13793 PR tree-optimization/36230
13794 PR tree-optimization/38049
13795 PR tree-optimization/38207
13796 PR tree-optimization/38230
13797 PR tree-optimization/38301
13798 PR tree-optimization/38585
13799 PR middle-end/38895
13800 PR tree-optimization/38985
13801 PR tree-optimization/39299
13802 * tree-ssa-structalias.h: Remove.
13803 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
13804 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
13805 (struct vuse_element_d): Remove.
13806 (struct vuse_vec_d): Likewise.
13807 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
13808 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
13809 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
13810 VUSE_ELEMENT_VAR): Likewise.
13811 (struct voptype_d): Likewise.
13812 (NUM_VOP_FREE_BUCKETS): Likewise.
13813 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
13814 (struct stmt_operands_d): Remove.
13815 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
13816 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
13817 VDEF_NUM, VDEF_VECT): Likewise.
13818 (copy_virtual_operands): Remove.
13819 (operand_build_cmp): Likewise.
13820 (create_ssa_artificial_load_stmt): Likewise.
13821 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
13822 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
13823 vuse_index and mayuse_index members. Pack and move done and iter_type
13824 members to the front.
13825 (SSA_OP_VMAYUSE): Remove.
13826 (SSA_OP_VIRTUAL_USES): Adjust.
13827 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
13828 (unlink_stmt_vdef): Declare.
13829 (add_to_addressable_set): Remove.
13830 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
13831 (vrp_visit_stmt): Likewise.
13832 * doc/tree-ssa.texi (Alias analysis): Update.
13833 * doc/invoke.texi (max-aliased-vops): Remove docs.
13834 (avg-aliased-vops): Likewise.
13835 * tree-into-ssa.c (syms_to_rename): Remove.
13836 (need_to_update_vops_p): Likewise.
13837 (need_to_initialize_update_ssa_p): Rename to ...
13838 (update_ssa_initialized_fn): ... this. Track function we are
13840 (symbol_marked_for_renaming): Simplify.
13841 (add_new_name_mapping): Do not set need_to_update_vops_p.
13842 (dump_currdefs): Use SYMS_TO_RENAME.
13843 (rewrite_update_stmt): Always walk all uses/defs.
13844 (dump_update_ssa): Adjust.
13845 (init_update_ssa): Take function argument. Track what we are
13847 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
13848 (create_new_def_for): Initialize for cfun, assert we are initialized
13850 (mark_sym_for_renaming): Simplify.
13851 (mark_set_for_renaming): Do not initialize update-ssa.
13852 (need_ssa_update_p): Simplify. Take function argument.
13853 (name_mappings_registered_p): Assert we ask for the correct function.
13854 (name_registered_for_update_p): Likewise.
13855 (ssa_names_to_replace): Likewise.
13856 (release_ssa_name_after_update_ssa): Likewise.
13857 (update_ssa): Likewise. Use SYMS_TO_RENAME.
13858 (dump_decl_set): Do not print a newline.
13859 (debug_decl_set): Do it here.
13860 (dump_update_ssa): And here.
13861 * tree-ssa-loop-im.c (move_computations): Adjust.
13862 (movement_possibility): Likewise.
13863 (determine_max_movement): Likewise.
13864 (gather_mem_refs_stmt): Likewise.
13865 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
13866 or NAME_MEMORY_TAG.
13867 * tree-complex.c (update_all_vops): Remove.
13868 (expand_complex_move): Adjust.
13869 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
13870 Simplify test for memory referencing statement. Exclude
13871 non-invariant ADDR_EXPRs.
13872 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
13873 * tree-loop-distribution.c (generate_memset_zero): Adjust.
13874 (rdg_flag_uses): Likewise.
13875 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
13877 (tree_optimize_tail_calls_1): Also split the
13878 edge from the entry block if we have degenerate PHI nodes in
13879 the first basic block.
13880 * tree.c (init_ttree): Remove memory-tag related code.
13881 (tree_code_size): Likewise.
13882 (tree_node_structure): Likewise.
13883 (build7_stat): Re-write to be build6_stat.
13884 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
13885 (SSA_VAR_P): Adjust.
13886 (struct tree_memory_tag): Remove.
13887 (struct tree_memory_partition_tag): Likewise.
13888 (union tree_node): Adjust.
13889 (build7): Re-write to be build6.
13890 * tree-pass.h (pass_reset_cc_flags): Remove.
13891 (TODO_update_address_taken): New flag.
13892 (pass_simple_dse): Remove.
13893 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
13894 * params.h (MAX_ALIASED_VOPS): Remove.
13895 (AVG_ALIASED_VOPS): Likewise.
13896 * omp-low.c (expand_omp_taskreg): Update SSA form.
13897 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
13898 aliases the lhs in a copy stmt.
13899 * tree-ssa-dse.c (struct address_walk_data): Remove.
13900 (memory_ssa_name_same): Likewise.
13901 (memory_address_same): Likewise.
13902 (get_kill_of_stmt_lhs): Likewise.
13903 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
13904 unused stores. Look through PHI nodes into post-dominated regions.
13905 (dse_optimize_stmt): Simplify. Properly remove stores.
13906 (tree_ssa_dse): Compute dominators.
13907 (execute_simple_dse): Remove.
13908 (pass_simple_dse): Likewise.
13909 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
13910 gimple_loaded_syms and gimple_stored_syms computation.
13911 * toplev.c (dump_memory_report): Dump alias and pta stats.
13912 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
13913 (vn_reference_eq): Likewise.
13914 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
13915 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
13916 valueize_vuses): Remove.
13917 (get_def_ref_stmt_vuses): Simplify. Rename to ...
13918 (get_def_ref_stmt_vuse): ... this.
13919 (vn_reference_lookup_2): New function.
13920 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
13921 walking equivalent vuses. Simplify.
13922 (vn_reference_lookup): Likewise.
13923 (vn_reference_insert): Likewise.
13924 (vn_reference_insert_pieces): Likewise.
13925 (visit_reference_op_call): Simplify.
13926 (visit_reference_op_load): Likewise.
13927 (visit_reference_op_store): Likewise.
13928 (init_scc_vn): Remove shared_lookup_vuses initialization.
13929 (free_scc_vn): Remove shared_lookup_vuses freeing.
13930 (sort_vuses, sort_vuses_heap): Remove.
13931 (get_ref_from_reference_ops): Export.
13932 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
13933 vector with single vuse pointer.
13934 (vn_reference_lookup_pieces, vn_reference_lookup,
13935 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
13936 (shared_vuses_from_stmt): Remove.
13937 (get_ref_from_reference_ops): Declare.
13938 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
13939 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13940 memory-tag related code.
13941 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
13942 (likely_value): Add comment, skip static-chain of call statements.
13943 (surely_varying_stmt_p): Adjust.
13944 (gimplify_and_update_call_from_tree): Likewise.
13945 (execute_fold_all_builtins): Do not rebuild alias info.
13946 (gimplify_and_update_call_from_tree): Properly update VOPs.
13947 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
13948 (copy_ref_info): Remove memory-tag related code.
13949 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
13950 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
13951 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
13953 * tree-ssa-dom.c (gimple_p): Remove typedef.
13954 (eliminate_redundant_computations): Adjust.
13955 (record_equivalences_from_stmt): Likewise.
13956 (avail_expr_hash): Likewise.
13957 (avail_expr_eq): Likewise.
13958 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
13959 (stmt_makes_single_load): Likewise.
13960 (stmt_makes_single_store): Likewise.
13961 * tree-ssa-alias.c: Rewrite completely.
13962 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
13963 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
13964 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
13965 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
13966 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
13967 Remove public functions.
13968 (pass_reset_cc_flags): Remove.
13969 (pass_build_alias): Move ...
13970 * tree-ssa-structalias.c (pass_build_alias): ... here.
13971 * tree-ssa-alias.c (may_be_aliased): Move ...
13972 * tree-flow-inline.h (may_be_aliased): ... here.
13973 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
13974 count_uses_and_derefs): Move ...
13975 * gimple.c: ... here.
13976 * gimple.h (count_uses_and_derefs): Declare.
13977 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
13978 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
13979 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
13980 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
13981 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
13982 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
13983 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
13985 * tree-dfa.c (refs_may_alias_p): Move ...
13986 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
13987 * tree-ssa-alias.h: New file.
13988 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
13989 (statement_sink_location): Likewise.
13990 * opts.c (decode_options): Do not adjust max-aliased-vops or
13991 avg-aliased-vops values.
13992 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
13993 (TV_CALL_CLOBBER): Likewise.
13994 (TV_FLOW_SENSITIVE): Likewise.
13995 (TV_FLOW_INSENSITIVE): Likewise.
13996 (TV_MEMORY_PARTITIONING): Likewise.
13997 (TV_ALIAS_STMT_WALK): New timevar.
13998 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
13999 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
14000 (get_address_description): Remove memory-tag related code.
14001 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
14002 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
14003 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
14004 and immediate uses in statements. Document.
14005 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
14006 (dump_symbols): Remove.
14007 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
14008 * alias.c (get_deref_alias_set): New function split out from ...
14009 (get_alias_set): ... here.
14010 * alias.h (get_deref_alias_set): Declare.
14011 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
14012 type parameter. Remove restrict pointer handling. Create a
14013 ref-all pointer in case type-based alias sets do not conflict.
14014 (vect_analyze_data_refs): Remove SMT related code.
14015 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
14016 (vectorizable_load): Likewise.
14017 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
14018 (DR_SYMBOL_TAG, DR_VOPS): Remove.
14019 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
14020 Ignore vops and SMTs.
14021 (dr_analyze_alias): Likewise..
14022 (free_data_ref): Likewise.
14023 (create_data_ref): Likewise.
14024 (analyze_all_data_dependences): Likewise.
14025 (get_references_in_stmt): Adjust.
14026 * tree-flow-inline.h (gimple_aliases_computed_p,
14027 gimple_addressable_vars, gimple_call_clobbered_vars,
14028 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
14029 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
14030 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
14031 gimple_mem_ref_stats): Remove.
14032 (gimple_vop): New function.
14033 (op_iter_next_use): Remove vuses and mayuses cases.
14034 (op_iter_next_def): Remove vdefs case.
14035 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
14036 (clear_and_done_ssa_iter): Do not set removed fields.
14037 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
14038 Assert we are not iterating over vuses or vdefs if not also
14039 iterating over uses or defs.
14040 (op_iter_init_use): Likewise.
14041 (op_iter_init_def): Likewise.
14042 (op_iter_next_vdef): Remove.
14043 (op_iter_next_mustdef): Likewise.
14044 (op_iter_init_vdef): Likewise.
14045 (compare_ssa_operands_equal): Likewise.
14046 (link_use_stmts_after): Handle vuse operand.
14047 (is_call_used): Use is_call_clobbered.
14048 (is_call_clobbered): Global variables are always call clobbered,
14049 query the call-clobbers bitmap.
14050 (mark_call_clobbered): Ignore global variables.
14051 (clear_call_clobbered): Likewise.
14052 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
14053 virtual operands sanity check.
14054 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
14056 (TARGET_MEM_REF): Remove TMR_TAG operand.
14057 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
14058 Remove call-clobber related code.
14059 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
14060 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
14061 partitions or escape reason.
14062 (get_single_def_stmt, get_single_def_stmt_from_phi,
14063 get_single_def_stmt_with_phi): Remove.
14064 (dump_referenced_vars): Tidy.
14065 (get_ref_base_and_extent): Allow bare decls.
14066 (collect_dfa_stats): Adjust.
14067 * graphite.c (rename_variables_in_stmt): Adjust.
14068 (graphite_copy_stmts_from_block): Likewise.
14069 (translate_clast): Likewise.
14070 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
14072 (translate_vuse_through_block): Use the oracle.
14073 (phi_translate_1): Adjust.
14074 (value_dies_in_block_x): Use the oracle. Cache the outcome
14076 (valid_in_sets): Check if the VUSE for
14077 a REFERENCE is available.
14078 (eliminate): Do not remove stmts during elimination,
14079 instead queue and remove them afterwards.
14080 (do_pre): Do not rebuild alias info.
14081 (pass_pre): Run TODO_rebuild_alias before PRE.
14082 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
14083 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
14084 (mark_all_v_defs_stmt): Remove.
14085 (mark_all_v_defs_seq): Adjust.
14086 (sra_replace): Likewise.
14087 (scalarize_use): Likewise.
14088 (scalarize_copy): Likewise.
14089 (scalarize_init): Likewise.
14090 (scalarize_ldst): Likewise.
14091 (todoflags): Remove.
14092 (tree_sra): Do not rebuild alias info.
14093 (tree_sra_early): Adjust.
14094 (pass_sra): Run TODO_update_address_taken before SRA.
14095 * tree-predcom.c (set_alias_info): Remove.
14096 (prepare_initializers_chain): Do not call it.
14097 (mark_virtual_ops_for_renaming): Adjust.
14098 (mark_virtual_ops_for_renaming_list): Remove.
14099 (initialize_root_vars): Adjust.
14100 (initialize_root_vars_lm): Likewise.
14101 (prepare_initializers_chain): Likewise.
14102 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
14103 (may_propagate_copy_into_stmt): Likewise.
14104 (merge_alias_info): Do nothing for now.
14105 (propagate_tree_value_into_stmt): Adjust.
14106 (stmt_may_generate_copy): Likewise.
14107 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
14108 not mark symbols for renaming.
14109 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
14110 with the same statement, make sure to update the new pointed-to one.
14111 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
14112 call statements, do not mark symbols for renaming.
14113 (mark_operand_necessary): Dump something.
14114 (ref_may_be_aliased): New function.
14115 (mark_aliased_reaching_defs_necessary_1): New helper function.
14116 (mark_aliased_reaching_defs_necessary): Likewise.
14117 (mark_all_reaching_defs_necessary_1): Likewise.
14118 (mark_all_reaching_defs_necessary): Likewise.
14119 (propagate_necessity): Do not process virtual PHIs. For
14120 non-aliased loads mark all reaching definitions as necessary.
14121 For aliased loads and stores mark the immediate dominating
14122 aliased clobbers as necessary.
14123 (visited): New global static.
14124 (perform_tree_ssa_dce): Free visited bitmap after propagating
14126 (remove_dead_phis): Perform simple dead virtual PHI removal.
14127 (remove_dead_stmt): Properly unlink virtual operands when
14129 (eliminate_unnecessary_stmts): Schedule PHI removal after
14131 * tree-ssa-ter.c (is_replaceable_p): Adjust.
14132 (process_replaceable): Likewise.
14133 (find_replaceable_in_bb): Likewise.
14134 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
14135 based on the single gimple vop.
14136 (verify_flow_insensitive_alias_info): Remove.
14137 (verify_flow_sensitive_alias_info): Likewise.
14138 (verify_call_clobbering): Likewise.
14139 (verify_memory_partitions): Likewise.
14140 (verify_alias_info): Likewise.
14141 (verify_ssa): Adjust..
14142 (execute_update_addresses_taken): Export. Update SSA
14143 manually. Optimize only when optimizing. Use a local bitmap.
14144 (pass_update_address_taken): Remove TODO_update_ssa, add
14146 (pass_update_address_taken): Just use TODO_update_address_taken.
14147 (init_tree_ssa): Do not initialize addressable_vars.
14148 (verify_ssa): Verify new VUSE / VDEF properties.
14149 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
14150 Do not call verify_alias_info.
14151 (delete_tree_ssa): Clear the VUSE, VDEF operands.
14152 Do not free the loaded and stored syms bitmaps. Reset the escaped
14153 and callused solutions. Do not free addressable_vars.
14154 Remove memory-tag related code.
14155 (warn_uninitialized_var): Aliases are always available.
14156 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
14157 * lambda-code.c (can_put_in_inner_loop): Adjust.
14158 (can_put_after_inner_loop): Likewise.
14159 (perfect_nestify): Likewise.
14160 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
14161 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
14162 (vectorizable_conversion): Do not mark symbols for renaming.
14163 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
14164 (expand_call_inline): Unlink the calls virtual operands before
14166 (tree_function_versioning): Do not call update_ssa if we are not
14167 updating clones. Simplify.
14168 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
14169 (propagate_with_phi): Likewise..
14170 * tree-outof-ssa.c (create_temp): Remove memory tag and call
14171 clobber code. Assert we are not aliased or global.
14172 * tree-flow.h: Include tree-ssa-alias.h
14173 (enum escape_type): Remove.
14174 (struct mem_sym_stats_d): Likewise.
14175 (struct mem_ref_stats_d): Likewise.
14176 (struct gimple_df): Add vop member. Remove global_var,
14177 call_clobbered_vars, call_used_vars, addressable_vars,
14178 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
14179 escaped and callused members.
14180 (struct ptr_info_def): Remove all members, add points-to solution
14182 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
14183 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
14184 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
14185 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
14186 (tree-ssa-alias.o): Likewise.
14187 (toplev.o): Add tree-ssa-alias.h
14188 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
14189 * gimple.c (gimple_set_bb): Fix off-by-one error.
14190 (is_gimple_reg): Do not handle memory tags.
14191 (gimple_copy): Also copy virtual operands.
14192 Delay updating the statement. Do not reset loaded and stored syms.
14193 (gimple_set_stored_syms): Remove.
14194 (gimple_set_loaded_syms): Likewise.
14195 (gimple_call_copy_skip_args): Copy the virtual operands
14196 and mark the new statement modified.
14197 * tree-ssa-structalias.c (may_alias_p): Remove.
14198 (set_uids_in_ptset): Take the alias set to prune with as
14199 parameter. Fold in the alias test of may_alias_p.
14200 (compute_points_to_sets): Compute whether a ptr is dereferenced
14201 in a local sbitmap.
14202 (process_constraint): Deal with &ANYTHING on the lhs, reject all
14203 other ADDRESSOF constraints on the lhs.
14204 (get_constraint_for_component_ref): Assert that we don't get
14205 ADDRESSOF constraints from the base of the reference.
14206 Properly generate UNKNOWN_OFFSET for DEREF if needed.
14207 (struct variable_info): Remove collapsed_to member.
14208 (get_varinfo_fc): Remove.
14209 (new_var_info): Do not set collapsed_to.
14210 (dump_constraint): Do not follow cycles.
14211 (dump_constraint_graph): Likewise.
14212 (build_pred_graph): Likewise.
14213 (build_succ_graph): Likewise.
14214 (rewrite_constraints): Likewise.
14215 (do_simple_structure_copy): Remove.
14216 (do_rhs_deref_structure_copy): Remove.
14217 (do_lhs_deref_structure_copy): Remove.
14218 (collapse_rest_of_var): Remove.
14219 (do_structure_copy): Re-implement.
14220 (pta_stats): New global variable.
14221 (dump_pta_stats): New function.
14222 (struct constraint_expr): Make offset signed.
14223 (UNKNOWN_OFFSET): Define special value.
14224 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
14225 (solution_set_expand): New helper function split out from ...
14226 (do_sd_constraint): ... here.
14227 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
14228 (do_ds_constraint): Likewise.
14229 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
14230 and CALLUSED = *CALLUSED.
14231 (set_union_with_increment): Make inc argument signed.
14232 (type_safe): Remove.
14233 (get_constraint_for_ptr_offset): Handle unknown and negative
14235 (first_vi_for_offset): Handle offsets before start. Bail
14236 out early for offsets beyond the variable extent.
14237 (first_or_preceding_vi_for_offset): New function.
14238 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
14239 Together with ESCAPED = *ESCAPED this properly computes reachability.
14240 (find_what_var_points_to): New function.
14241 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
14242 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
14243 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
14244 pt_solutions_intersect): New functions.
14245 (compute_call_used_vars): Remove.
14246 (compute_may_aliases): New main entry into PTA computation.
14247 * gimple.h (gimple_p): New typedef.
14248 (struct gimple_statement_base): Remove references_memory_p.
14249 (struct gimple_statement_with_memory_ops_base): Remove
14250 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
14252 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
14253 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
14254 gimple_set_references_memory): Remove.
14255 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
14256 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
14258 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
14259 (verify_expr): Allow RESULT_DECL.
14260 (gimple_duplicate_bb): Do not copy virtual operands.
14261 (gimple_duplicate_sese_region): Adjust.
14262 (gimple_duplicate_sese_tail): Likewise.
14263 (mark_virtual_ops_in_region): Remove.
14264 (move_sese_region_to_fn): Do not call it.
14265 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
14266 and pass_simple_dse.
14267 (execute_function_todo): Handle TODO_update_address_taken,
14268 call execute_update_addresses_taken for TODO_rebuild_alias.
14269 (execute_todo): Adjust.
14270 (execute_one_pass): Init dump files early.
14271 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
14273 (create_general_new_stmt): Clear vops.
14274 * tree-ssa-reassoc.c (get_rank): Adjust.
14275 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
14276 symbols for renaming.
14277 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
14278 (PARAM_AVG_ALIASED_VOPS): Likewise.
14279 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
14280 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
14281 * tree-ssa-operands.c: Simplify for new virtual operand representation.
14282 (operand_build_cmp, copy_virtual_operands,
14283 create_ssa_artificial_load_stmt, add_to_addressable_set,
14284 gimple_add_to_addresses_taken): Remove public functions.
14285 (unlink_stmt_vdef): New function.
14287 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14289 * config.gcc (powerpc-*-linux*): Merge variants.
14291 2009-04-02 Chao-ying Fu <fu@mips.com>
14292 James Grosbach <james.grosbach@microchip.com>
14294 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
14295 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
14297 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
14298 keep_interrupts_masked_p, use_debug_exception_return_p.
14299 (mips_attribute_table): Add interrupt, use_shadow_register_set,
14300 keep_interrupts_masked, use_debug_exception_return.
14301 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
14302 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
14304 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
14305 (mips_print_operand): Process COP0 registers to print $0 .. $31
14306 correctly for GAS to process.
14307 (mips_interrupt_extra_call_saved_reg_p): New function.
14308 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
14310 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
14311 (mips_compute_frame_info): Add supports for interrupt context that
14312 includes doubleword accumulators and COP0 registers.
14313 (mips_for_each_saved_acc): New function.
14314 (mips_for_each_saved_gpr_and_fpr): Change the function name from
14315 mips_for_each_saved_reg.
14316 (mips_save_reg): Save accumulators.
14317 (mips_kernel_reg_p): A new for_each_rtx callback.
14318 (mips_expand_prologue): Support interrupt handlers.
14319 (mips_restore_reg): Restore accumulators.
14320 (mips_expand_epilogue): Support interrupt handlers.
14321 (mips_can_use_return_insn): Return false for interrupt handlers.
14322 (mips_epilogue_uses): New function.
14323 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
14324 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
14325 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
14326 cop0_move): New instructions.
14327 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
14328 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
14330 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
14332 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
14333 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
14334 interrupt handlers, we use K0 as the temporary register.
14335 (EPILOGUE_USES): Change to a function call.
14336 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
14337 handlers, we use K0 as the temporary register.
14339 * doc/extend.texi (Function Attributes): Document interrupt,
14340 use_shadow_register_set, keep_interrupts_masked,
14341 use_debug_exception_return for MIPS attributes.
14343 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14345 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
14346 Remove a number of t-files from tmake_file.
14347 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
14348 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
14349 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
14350 target_prototype, not TARGET_PROTOTYPE.
14351 (LINK_OS_GNU_SPEC): Define.
14352 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
14353 and darwin-ldoubdle.c.
14355 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
14358 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
14359 (cpp_options): Ditto.
14360 (default_compilers): Ditto.
14361 (display_help): Ditto.
14362 (process_command): Ditto.
14363 (do_spec_1): Ditto.
14364 (set_input): Use lbasename instead of duplicate code.
14365 (save_temps_prefix): New static for -save-temps=obj.
14366 (save_temps_length): Ditto.
14368 * doc/invoke.texi (-save-temps=obj): Document new variant to
14369 -save-temps switch.
14371 2009-04-02 Jeff Law <law@redhat.com>
14373 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
14376 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14378 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
14379 * configure: Regenerated.
14381 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14383 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
14384 share the argument list.
14386 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14390 2009-02-12 Diego Novillo <dnovillo@google.com>
14392 * varpool.c (debug_varpool): New.
14393 * cgraph.h (debug_varpool): Declare.
14395 2009-04-02 Jan Hubicka <jh@suse.cz>
14397 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
14400 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14402 * config/i386/i386.c (ix86_abi): Move initialization to ...
14403 (override_options): Here.
14405 2009-04-02 Christian Bruel <christian.bruel@st.com>
14407 * config/sh/sh.c (sh_dwarf_register_span): New function.
14408 (TARGET_DWARF_REGISTER_SPAN): Define.
14409 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
14411 2009-04-02 Ira Rosen <irar@il.ibm.com>
14413 PR tree-optimization/39595
14414 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
14415 interleaved loads group is not greater than the SLP group size.
14417 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14419 * builtins.c (is_builtin_name): New.
14420 (called_as_built_in): Use is_builtin_name.
14421 * tree.h (is_builtin_name): New.
14422 * varasm.c (incorporeal_function_p): Use is_builtin_name
14424 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
14426 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
14428 2009-04-02 Dodji Seketeli <dodji@redhat.com>
14431 * c-decl.c (clone_underlying_type): Move this ...
14432 * c-common.c (set_underlying_type): ... here.
14433 Also, make sure the function properly sets TYPE_STUB_DECL() on
14434 the newly created typedef variant type.
14435 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
14436 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
14439 2009-04-02 Richard Guenther <rguenther@suse.de>
14441 PR tree-optimization/37221
14442 * tree-flow.h (degenerate_phi_result): Declare.
14443 * tree-ssa-dom.c (degenerate_phi_result): Export.
14444 * tree-scalar-evolution.c (analyze_initial_condition): If
14445 the initial condition is defined by a degenerate PHI node
14446 use the degenerate value.
14448 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
14450 PR rtl-optimization/39588
14451 * combine.c (merge_outer_ops): Do not set the constant when this
14453 (simplify_shift_const_1): Do not modify it either in this case.
14455 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
14457 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
14458 tuning is deprecated if -mtune value is set to an Itanium1 variant.
14460 2009-04-01 Janis Johnson <janis187@us.ibm.com>
14463 * c-lex.c (interpret_float): Default (no suffix) is double.
14465 2009-04-1 Xinliang David Li <davidxl@google.com>
14467 * config/i386/i386.c (legitimate_constant_p): Recognize
14468 all one vector constant.
14470 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14472 * config/vax/vax.c: Add #includes to silence warnings.
14473 Change #include order to silence two warnings.
14475 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14477 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
14478 (ASM_SPEC): Pass -k to the assembler for PIC code.
14480 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14482 * config.gcc: Add vax-*-linux* to the switch.
14483 * config/vax/linux.h: New file. (TARGET_VERSION,
14484 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
14486 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14488 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
14489 Use predicate macros instead of GET_CODE() == foo.
14490 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
14491 ashlsi3, rotrsi3, <unnamed>): Likewise.
14493 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14495 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
14496 jbbccihi, jbbccisi): Remova trailing whitespace.
14497 * config/vax/constraints.md: Likewise.
14498 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14499 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
14500 * config/vax/predicates.md: Likewise.
14501 * config/vax/vax.c (print_operand_address, vax_output_int_move,
14502 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
14503 * config/vax/vax.h: Likewise.
14504 * config/vax/vax.md (nonlocal_goto): Likewise.
14506 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14508 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
14509 (indirectable_address_p, adjacent_operands_p): Add spaces around
14511 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
14513 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14515 * config/vax/vax.c (legitimate_constant_address_p,
14516 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
14517 index_term_p, reg_plus_index_p, legitimate_address_p,
14518 vax_mode_dependent_address_p): Update comments to match functions
14519 modified by the recent int->bool conversion.
14521 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14523 * config/vax/builtins.md: Update copyright message.
14524 * config/vax/constraints.md: Likewise.
14525 * config/vax/netbsd-elf.h: Likewise.
14526 * config/vax/predicates.md: Likewise.
14527 * config/vax/vax-protos.h: Likewise.
14528 * config/vax/vax.c: Likewise.
14529 * config/vax/vax.h: Likewise.
14530 * config/vax/vax.md: Likewise.
14531 * config/vax/vax.opt: Likewise.
14533 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14535 * config/vax/builtins.md (ffssi2, ffssi2_internal,
14536 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
14537 * config/vax/constraints.md (B, R): Likewise.
14538 * config/vax/predicates.md (external_memory_operand,
14539 nonimmediate_addsub_di_operand): Likewise.
14540 * config/vax/vax.c (vax_output_int_add): Likewise.
14541 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
14542 untyped_call): Likewise.
14544 2009-04-01 Matt Thomas <matt@3am-software.com>
14546 * config/vax/predicates.md: New file.
14547 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
14548 external_const_operand, nonsymbolic_operand, external_memory_operand,
14549 indirect_memory_operand, indexed_memory_operand,
14550 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
14551 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
14553 * config/vax/constraints.md: New file.
14554 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
14556 * config/vax/builtins.md: New file.
14557 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
14558 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
14560 * config/vax/vax.opt (mqmath): Add option.
14561 * config/vax/vax.md (isfx): Extend with DI.
14562 (VAXintQH, VAXintQHSD): Define.
14563 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
14564 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
14565 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
14566 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
14567 (movdi): Update constraints and use vax_output_int_move().
14568 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
14569 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
14570 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
14571 nonlocal_goto): New.
14572 (mov<mode>): Extend accepted operand types.
14573 (subdi3_old): Rename from subdi3, change update constraints and use
14574 a new implementation.
14575 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
14576 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
14577 MOVE_RATIO, CLEAR_RATIO): Define.
14578 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
14579 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
14580 (PRINT_OPERAND): Redefine using a function instead of inlined code.
14581 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
14582 (split_quadword_operands): Make static and really allow variable
14584 (print_operand_address): Update for PIC generation.
14585 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
14586 indexable_address_p, fixup_mathdi_operand,
14587 vax_expand_addsub_di_operands, adjacent_operands_p): New.
14588 (vax_float_literal, legitimate_constant_p,
14589 indirectable_constant_address_p, index_term_p,
14590 reg_plus_index_p): Return bool instead of int.
14591 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
14593 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
14595 (vax_output_conditional_branch): Indent.
14596 (legitimate_constant_address_p, indirectable_constant_address_p,
14597 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
14598 vax_mode_dependent_address_p): Return bool instead of int, update for
14600 * config/vax/vax-protos.h (legitimate_constant_address_p,
14601 legitimate_constant_p, legitimate_address_p,
14602 vax_mode_dependent_address_p): Change declaration to bool.
14603 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
14604 vax_expand_addsub_di_operands, vax_output_int_subtract,
14605 vax_output_movmemsi): Declare.
14606 (split_quadword_operands, vax_float_literal): Delete declaration.
14607 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
14608 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
14609 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
14610 ASM_OUTPUT_DWARF_PCREL): Define.
14611 (ASM_SPEC): Change definition to allow PIC generation.
14613 2009-04-01 Steve Ellcey <sje@cup.hp.com>
14615 * doc/sourcebuild.texi: Update front-end requirements.
14617 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14620 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
14621 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
14622 (booldi3_internal3): Use boolean_or_operator instead of
14625 2009-04-01 Joseph Myers <joseph@codesourcery.com>
14628 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
14629 declarator whose size is not an integer constant expression but
14630 folds to an integer constant, then treat it as a constant
14633 2009-04-01 Richard Guenther <rguenther@suse.de>
14635 * fold-const.c (fold_plusminus_mult_expr): Do not fold
14636 i * 4 + 2 to (i * 2 + 1) * 2.
14638 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14641 * c-parser.c (c_parser_asm_statement): Skip until close paren and
14642 return if c_parser_asm_string_literal returned NULL.
14644 2009-04-01 Nick Clifton <nickc@redhat.com>
14646 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
14648 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
14649 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
14650 other typedefs to avoid conflicts with libgcc2.c. Define labels
14651 to gain 16-bit bit-manipulation functions from libgcc2.c and then
14653 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
14654 to gain 16-bit trapping arithmetic functions from libgcc2.c and
14657 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
14659 * varasm.c (default_function_rodata_section): Declare DOT as
14662 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
14663 Andrey Galkin <agalkin@hypercom.com>
14666 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
14667 Make object_name unique for each process.
14669 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14672 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
14673 addressable variables in the parallel that could go out of scope while
14674 running queued tasks.
14676 2009-04-01 Anatoly Sokolov <aesok@post.ru>
14678 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
14679 (CASE_VALUES_THRESHOLD): Redefine.
14680 * config/avr/avr.c (avr_override_options): Remove initialization of
14681 avr_case_values_threshold variable.
14682 (avr_case_values_threshold): Remove variable. Add new function.
14683 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
14684 * config/avr/avr.opt (mno-tablejump): Remove option.
14685 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
14687 2009-04-01 DJ Delorie <dj@redhat.com>
14689 * varasm.c (default_function_rodata_section): Don't assume
14690 anything about where the first '.' in the section name is.
14692 2009-04-01 Alan Modra <amodra@bigpond.net.au>
14694 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
14695 rs6000_emit_stack_tie.
14697 2009-03-31 Ian Lance Taylor <iant@google.com>
14699 * tree-eh.c (tree_remove_unreachable_handlers): Compare
14700 gimple_code with GIMPLE_RESX, not RESX.
14702 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14704 * c-common.c (c_get_ident): New.
14705 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
14707 2009-04-01 Ben Elliston <bje@au.ibm.com>
14709 * config/rs6000/sysv4.opt (msdata): Improve option description.
14711 2009-03-31 Steve Ellcey <sje@cup.hp.com>
14713 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
14714 (divdf3_internal_lat): Remove.
14715 (divxf3_internal_lat): Remove.
14716 (divxf3_internal_thr): Remove.
14717 (divxf): Use divxf3_internal.
14718 * config/ia64/div.md (divsf3_internal_lat): New.
14719 (divdf3_internal_lat): New.
14720 (divxf3_internal): New.
14722 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14725 * Makefile.in (USE_GCC_STDINT): Define.
14726 (stmp-int-hdrs): Install stdint.h if applicable.
14727 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
14729 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
14730 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
14731 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14732 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14733 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14734 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14735 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14736 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14737 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14738 (c_common_nodes_and_builtins): Initialize
14739 underlying_wchar_type_node. Do not initialize
14740 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
14741 nodes for new types.
14742 (c_stddef_cpp_builtins): Define macros for new types.
14743 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
14745 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
14746 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
14747 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
14748 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
14749 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
14750 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
14751 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
14752 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
14753 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
14754 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
14755 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
14756 int16_type_node, int32_type_node, int64_type_node,
14757 uint8_type_node, uint16_type_node, c_uint32_type_node,
14758 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
14759 int_least32_type_node, int_least64_type_node,
14760 uint_least8_type_node, uint_least16_type_node,
14761 uint_least32_type_node, uint_least64_type_node,
14762 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
14763 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
14764 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
14765 uintptr_type_node): Define.
14766 * c-cppbuiltin.c (builtin_define_constants,
14767 builtin_define_type_minmax): New.
14768 (builtin_define_stdint_macros): Define more macros.
14769 (c_cpp_builtins): Define more limit macros.
14770 (type_suffix): New.
14771 (builtin_define_type_max): Define in terms of
14772 builtin_define_type_minmax. Remove is_long parameter. All
14774 * config.gcc (use_gcc_stdint): Define.
14775 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
14776 Add newlib-stdint.h for generic targets.
14777 * config/glibc-stdint.h, config/newlib-stdint.h,
14778 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
14779 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
14780 * config/score/score.h (UINTPTR_TYPE): Define.
14781 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14782 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14783 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14784 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14785 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14786 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14787 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14788 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14789 * config/spu/spu.h (STDINT_LONG32): Define.
14790 * configure.ac (use_gcc_stdint): Substitute.
14791 * configure: Regenerate.
14792 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
14793 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
14794 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
14795 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
14796 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
14797 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
14798 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
14799 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
14800 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
14801 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
14802 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
14803 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
14804 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
14805 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
14806 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
14807 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
14808 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
14809 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
14810 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
14811 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
14812 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
14813 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
14814 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14815 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14816 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14817 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14818 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14819 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14820 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
14822 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
14824 * loop-iv.c (suitable_set_for_replacement): Renamed from
14825 simplify_using_assignment; changed to return bool and to accept new
14826 args DEST and SRC. Return true iff we find a source/destination pair
14827 that can be used to make a replacement, and fill SRC and DEST if so.
14828 Remove arg ALTERED. Don't deal with altered regs here. All callers
14830 (simplify_using_initial_values): Deal with altered regs here and track
14831 more precisely the effect they have on the validity of our expression.
14833 * loop-iv.c (simplify_using_condition): A condition of the form
14834 (EQ REG CONST) can be used to simply make a substitution.
14835 (simplify_using_initial_values): Keep track of conditions we have seen
14836 and keep using them to simplify new expressions, while applying the
14837 same substitutions to them as to the expression.
14839 * simplify-rtx.c (simplify_relational_operation_1): Simplify
14840 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
14843 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
14844 changed. Use this when trying to improve the upper bound.
14845 Generate the comparison by using simplify_gen_relational.
14847 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
14849 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
14851 (simplify_using_assignment, simplify_using_initial_values): Call
14852 replace_in_expr to make replacements. Call replace_single_def_regs
14853 once on the initial version of the expression.
14855 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14858 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
14860 2009-03-31 Richard Guenther <rguenther@suse.de>
14862 PR middle-end/31029
14863 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
14864 equality comparisons. Fold C - X CMP X if C % 2 == 1.
14866 2009-03-31 Richard Guenther <rguenther@suse.de>
14868 * tree.h (div_if_zero_remainder): Declare.
14869 * fold-const.c (div_if_zero_remainder): Export.
14870 * tree-ssa-forwprop.c
14871 (forward_propagate_addr_into_variable_array_index): Handle
14872 constant array index addition outside of the variable index.
14874 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14877 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
14878 define_splits, floatunssi<mode>2): Require x87 conversions from
14879 DImode to be permitted.
14881 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14883 PR preprocessor/15638
14884 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
14886 2009-03-31 Richard Guenther <rguenther@suse.de>
14888 PR middle-end/23401
14889 PR middle-end/27810
14890 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
14891 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
14892 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
14893 a separate statement.
14894 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
14895 (lookup_tmp_var): Likewise.
14896 (is_gimple_formal_tmp_or_call_rhs): Remove.
14897 (is_gimple_reg_or_call_rhs): Rename to ...
14898 (is_gimple_reg_rhs_or_call): ... this.
14899 (is_gimple_mem_or_call_rhs): Rename to ...
14900 (is_gimple_mem_rhs_or_call): ... this.
14901 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
14902 DECL_GIMPLE_REG_P only if is_formal is true.
14903 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
14904 for non-proper post-modify expression gimplification.
14905 (gimplify_self_mod_expr): For post-modify expressions gimplify
14906 the lvalue to a minimal lvalue.
14907 (rhs_predicate_for): Remove formal temp case.
14908 (gimplify_modify_expr_rhs): Likewise.
14909 (gimplify_addr_expr): Use is_gimple_reg.
14910 (gimplify_expr): Remove formal temp cases.
14911 (gimple_regimplify_operands): Likewise.
14912 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
14913 and FILTER_EXPR like constants.
14914 * gimple.c (walk_gimple_op): Fix val_only initialization, use
14916 (is_gimple_formal_tmp_rhs): Remove.
14917 (is_gimple_reg_rhs): Remove special casing.
14918 (is_gimple_mem_rhs): Fix.
14919 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
14920 (is_gimple_formal_tmp_var): Remove.
14921 (is_gimple_formal_tmp_reg): Likewise.
14922 (is_gimple_min_lval): Allow invariant component ref parts.
14923 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
14924 is_gimple_formal_tmp_reg): Remove declarations.
14925 * tree-cfg.c (verify_expr): Verify that variables with address
14926 taken do not have DECL_GIMPLE_REG_P set.
14927 * tree-mudflap.c (mf_build_check_statement_for): Use
14928 force_gimple_operand instead of gimplify_expr.
14930 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
14932 * modulo-sched.c (sms_schedule_by_order): Pass the actual
14933 schedulable rows to compute_split_row.
14935 2009-03-31 Ben Elliston <bje@au.ibm.com>
14938 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
14941 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14943 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
14944 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
14945 * configure: Regenerate.
14946 * config.in: Regenerate.
14947 * config/rs6000/rs6000.opt (mtls-markers): Add.
14948 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
14949 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
14950 (tls_ld_aix, tls_ld_sysv): Likewise.
14951 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
14952 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
14954 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14956 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
14958 2009-03-30 Jan Hubicka <jh@suse.cz>
14960 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
14962 (tree_remove_unreachable_handlers): Cleanup EH predecestor
14963 detection and label handling.
14965 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14967 * ira-int.h (ira_allocno): Rename left_conflicts_num to
14968 left_conflicts_size.
14969 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
14970 ALLOCNO_LEFT_CONFLICTS_SIZE.
14972 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
14973 remove_allocno_from_bucket_and_push,
14974 allocno_spill_priority_compare, push_allocnos_to_stack,
14975 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14976 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
14977 (setup_allocno_left_conflicts_num): Ditto. Rename to
14978 setup_allocno_left_conflicts_size.
14979 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14980 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
14981 setup_allocno_left_conflicts_size instead of
14982 setup_allocno_left_conflicts_num.
14984 * ira-build.c (ira_create_allocno): Use
14985 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
14986 ALLOCNO_LEFT_CONFLICTS_NUM.
14988 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14990 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14991 instead of DF_LR_OUT.
14993 * ira-lives.c (process_bb_node_lives): Ditto.
14995 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14996 instead of DF_LR_{OUT,IN}.
14998 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15000 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15002 2009-03-30 Jan Hubicka <jh@suse.cz>
15004 * except.c (label_to_region_map): Fix thinko.
15006 2009-03-30 Steve Ellcey <sje@cup.hp.com>
15008 PR middle-end/38237
15009 * tree.h (tree_find_value): New declaration.
15010 * tree.c (tree_find_value): New function.
15011 * varasm.c (assemble_external): Avoid duplicate entries on lists.
15013 2009-03-30 Jakub Jelinek <jakub@redhat.com>
15016 * c-decl.c (struct c_binding): Add locus field.
15017 (bind): Add locus argument, set locus field from it.
15018 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
15019 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
15020 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
15021 implicitly_declare, undeclared_variable, lookup_label,
15022 declare_label, c_make_fname_decl, c_builtin_function,
15023 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
15026 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
15029 * config/i386/i386.c (classify_argument): Check total size of
15032 2009-03-30 Martin Jambor <mjambor@suse.cz>
15034 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
15035 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
15036 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
15039 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
15040 seen_variable_array_ref while also traversing a union.
15042 * tree-inline.c (optimize_inline_calls): Do not call
15043 cgraph_node_remove_callees.
15044 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
15045 (pass_remove_cgraph_callee_edges): New variable.
15046 * passes.c (init_optimization_passes): Add
15047 pass_remove_cgraph_callee_edges after early inlining and before all
15048 late intraprocedural passes.
15050 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
15052 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15054 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
15055 Fix typos in names.
15057 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15059 * combine.c (simplify_comparison): Use have_insn_for.
15060 * dojump.c (do_jump): Likewise.
15062 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15064 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
15065 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
15066 sparc_compare_op0 like sparc_compare_emitted used to be handled.
15067 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
15068 instead of sparc_compare_emitted.
15069 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
15070 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
15071 instead of sparc_compare_emitted.
15073 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15075 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
15076 enter/exit cfglayout mode.
15077 (pass_partition_block): Require it.
15078 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
15079 (combine_instructions): Track basic blocks instead of labels.
15080 (update_cfg_for_uncondjump): New.
15081 (try_combine): Use it. Update jumps after rescanning.
15082 (pass_combine): Require PROP_cfglayout.
15083 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
15085 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15087 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
15088 Provide/destroy PROP_cfglayout respectively.
15089 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
15090 * tree-pass.h (PROP_cfglayout): New.
15092 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15094 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
15095 fold_convert_const_fixed_from_fixed,
15096 fold_convert_const_fixed_from_int,
15097 fold_convert_const_fixed_from_real, fold_negate_const): Do not
15098 set TREE_CONSTANT_OVERFLOW.
15099 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
15100 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
15102 2009-03-30 Ira Rosen <irar@il.ibm.com>
15104 * tree-vect-loop-manip.c: New file.
15105 * tree-vectorizer.c: Update documentation and included files.
15106 (vect_loop_location): Make extern.
15107 (rename_use_op): Move to tree-vect-loop-manip.c
15108 (rename_variables_in_bb, rename_variables_in_loop,
15109 slpeel_update_phis_for_duplicate_loop,
15110 slpeel_update_phi_nodes_for_guard1,
15111 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
15112 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
15113 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
15114 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
15115 find_loop_location): Likewise.
15116 (new_stmt_vec_info): Move to tree-vect-stmts.c.
15117 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
15118 get_vectype_for_scalar_type, vect_is_simple_use,
15119 supportable_widening_operation, supportable_narrowing_operation):
15121 (bb_in_loop_p): Move to tree-vect-loop.c.
15122 (new_loop_vec_info, destroy_loop_vec_info,
15123 reduction_code_for_scalar_code, report_vect_op,
15124 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
15125 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
15126 (vect_supportable_dr_alignment): Likewise.
15127 * tree-vectorizer.h (tree-data-ref.h): Include.
15128 (vect_loop_location): Declare.
15129 Reorganize function declarations according to the new file structure.
15130 * tree-vect-loop.c: New file.
15131 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
15132 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
15133 * tree-vect-data-refs.c: New file.
15134 * tree-vect-patterns.c (timevar.h): Don't include.
15135 * tree-vect-stmts.c: New file.
15136 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
15137 tree-vect-slp.c, tree-vect-loop.c.
15138 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
15139 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
15140 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
15141 (tree-vect-analyze.o): Remove.
15142 (tree-vect-transform.o): Likewise.
15143 (tree-vect-data-refs.o): Add rule.
15144 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
15145 tree-vect-slp.o): Likewise.
15146 (tree-vect-patterns.o): Remove redundant dependencies.
15147 (tree-vectorizer.o): Likewise.
15148 * tree-vect-slp.c: New file.
15150 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15152 * optc-gen.awk: Warn if an option flag has multiple different
15155 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
15157 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
15158 -floop-block): Document dependences on PPL, CLooG and Graphite.
15160 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15162 PR rtl-optimization/323
15163 * c-common.c (c_fully_fold, convert_and_check,
15164 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
15165 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
15166 * c-common.def (EXCESS_PRECISION_EXPR): New.
15167 * c-cppbuiltin.c (builtin_define_float_constants): Define
15168 constants with enough digits for long double.
15169 * c-lex.c (interpret_float): Interpret constant with excess
15170 precision where appropriate.
15171 * c-opts.c (c_common_post_options): Set
15172 flag_excess_precision_cmdline. Give an error for
15173 -fexcess-precision=standard for C++ for processors where the
15174 option is significant.
15175 * c-parser.c (c_parser_conditional_expression): Handle excess
15176 precision in condition.
15177 * c-typeck.c (convert_arguments): Handle arguments with excess
15179 (build_unary_op): Move excess precision outside operation.
15180 (build_conditional_expr): Likewise.
15181 (build_compound_expr): Likewise.
15182 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
15183 (build_modify_expr): Handle excess precision in RHS.
15184 (convert_for_assignment): Handle excess precision in converted
15186 (digest_init, output_init_element, process_init_element): Handle
15187 excess precision in initializer.
15188 (c_finish_return): Handle excess precision in return value.
15189 (build_binary_op): Handle excess precision in operands and add
15190 excess precision as needed for operation.
15191 * common.opt (-fexcess-precision=): New option.
15192 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
15193 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
15194 For standard excess precision, output explicit conversion to and
15195 truncation from XFmode.
15196 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
15197 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
15198 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
15199 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
15200 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
15201 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
15202 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
15203 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
15204 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
15205 define_splits, sqrt<mode>2): Disable where appropriate for
15206 standard excess precision.
15207 * convert.c (convert_to_real): Do not shorten arithmetic to type
15208 for which excess precision would be used.
15209 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
15210 * doc/invoke.texi (-fexcess-precision=): Document option.
15211 (-mfpmath=): Correct index entry.
15212 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
15213 flag_excess_precision): New.
15214 * langhooks.c (lhd_post_options): Set
15215 flag_excess_precision_cmdline.
15216 * opts.c (common_handle_option): Handle -fexcess-precision=.
15217 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
15218 init_excess_precision): New.
15219 (lang_dependent_init_target): Call init_excess_precision.
15220 * tree.c (excess_precision_type): New.
15221 * tree.h (excess_precision_type): Declare.
15223 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15226 * c-typeck.c (build_component_ref): Do not copy qualifiers from
15227 non-lvalue to component.
15229 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15231 PR preprocessor/34695
15232 * Makefile.in (c-opts.o): Depend on c-tree.h.
15233 * c-common.c: Move down include of diagnostic.h.
15234 (done_lexing, c_cpp_error): New.
15235 * c-common.h (done_lexing): Declare.
15236 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
15238 * c-opts.c: Include c-tree.h.
15239 (c_common_init_options): Set preprocessor error callback.
15240 (c_common_handle_option): Do not set preprocessor
15241 inhibit_warnings, warnings_are_errors, warn_system_headers,
15242 pedantic_errors or inhibit_warnings flags.
15243 (c_common_post_options): Do not check cpp_errors (parse_in).
15244 (c_common_finish): Do not output dependencies if there were
15245 errors. Do not check return value of cpp_finish.
15246 * c-ppoutput.c (pp_file_change): Set input_location.
15247 * c-tree.h (c_cpp_error): Declare.
15248 * diagnostic.c (diagnostic_set_info_translated): Also initialize
15250 (diagnostic_build_prefix): Check override_column.
15251 * diagnostic.h (diagnostic_info): Add override_column field.
15252 (diagnostic_override_column): Define.
15254 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
15256 * c-common.c (c_expand_expr, c_staticp): Remove.
15257 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
15258 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
15259 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
15260 * c-gimplify.c (gimplify_compound_literal_expr,
15261 optimize_compound_literals_in_ctor): Remove.
15262 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
15263 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
15264 * c-semantics.c (emit_local_var): Remove.
15266 * langhooks-def.h (lhd_expand_expr): Remove.
15267 * langhooks.c (lhd_expand_expr): Remove.
15268 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
15270 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
15271 handling from c-semantics.c; don't call into langhook.
15272 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
15273 * gimplify.c (gimplify_compound_literal_expr,
15274 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
15275 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
15276 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
15277 as was done in c-gimplify.c.
15278 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
15279 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
15280 Move from c-common.h.
15281 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
15283 * tree.c (staticp): Do not call langhook.
15284 * langhooks.c (lhd_staticp): Delete.
15285 * langhooks-def.h (lhd_staticp): Delete prototype.
15286 (LANG_HOOKS_STATICP): Delete.
15287 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
15289 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
15290 instead of DECL_STMTs.
15292 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15300 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
15302 (fold_call_expr): Return a NOP_EXPR from folding rather than the
15303 contained expression.
15304 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
15305 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
15306 conditional expressions for C.
15307 (decl_constant_value_for_optimization): Move from
15308 decl_constant_value_for_broken_optimization in c-typeck.c. Check
15309 whether optimizing and that the expression is a VAR_DECL not of
15310 array type instead of doing such checks in the caller. Do not
15311 check pedantic. Call gcc_unreachable for C++.
15312 * c-common.def (C_MAYBE_CONST_EXPR): New.
15313 * c-common.h (c_fully_fold, c_save_expr,
15314 decl_constant_value_for_optimization): New prototypes.
15315 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15316 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15317 EXPR_INT_CONST_OPERANDS): Define.
15318 * c-convert.c (convert): Strip nops from expression.
15319 * c-decl.c (groktypename): Take extra parameters expr and
15320 expr_const_operands. Update call to grokdeclarator.
15321 (start_decl): Update call to grokdeclarator. Add statement for
15322 expressions used in type of decl.
15323 (grokparm): Update call to grokdeclarator.
15324 (push_parm_decl): Update call to grokdeclarator.
15325 (build_compound_literal): Add parameter non_const and build a
15326 C_MAYBE_COSNT_EXPR if applicable.
15327 (grokdeclarator): Take extra parameters expr and
15328 expr_const_operands. Track expressions used in declaration
15329 specifiers and declarators. Fold array sizes and track whether
15330 they are constant expressions and whether they are integer
15331 constant expressions.
15332 (parser_xref_tag): Set expr and expr_const_operands fields in
15334 (grokfield): Update call to grokdeclarator.
15335 (start_function): Update call to grokdeclarator.
15336 (build_null_declspecs): Set expr and expr_const_operands fields in
15338 (declspecs_add_type): Handle expressions in typeof specifiers.
15339 * c-parser.c (c_parser_declspecs): Set expr and
15340 expr_const_operands fields for declaration specifiers.
15341 (c_parser_enum_specifier): Likewise.
15342 (c_parser_struct_or_union_specifier): Likewise.
15343 (c_parser_typeof_specifier): Likewise. Update call to
15344 groktypename. Fold expression as needed. Return expressions with
15345 type instead of adding statements.
15346 (c_parser_attributes): Update calls to c_parser_expr_list.
15347 (c_parser_statement_after_labels): Fold expression before passing
15348 to objc_build_throw_stmt.
15349 (c_parser_condition): Fold expression.
15350 (c_parser_asm_operands): Fold expression.
15351 (c_parser_conditional_expression): Use c_save_expr. Update call
15352 to build_conditional_expr.
15353 (c_parser_alignof_expression): Update call to groktypename.
15354 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
15355 original_code. Fold expression argument of va_arg. Create
15356 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
15357 argument to va_arg. Update calls to groktypename. Fold array
15358 index for offsetof. Verify that first argument to
15359 __builtin_choose_expr has integer type.
15360 (c_parser_postfix_expression_after_paren_type): Update calls to
15361 groktypename and build_compound_literal. Handle expressions with
15362 side effects in type name.
15363 (c_parser_postfix_expression_after_primary): Update call to
15364 c_parser_expr_list. Set original_code for calls to
15365 __builtin_constant_p.
15366 (c_parser_expr_list): Take extra parameter fold_p. Fold
15367 expressions if requested.
15368 (c_parser_objc_type_name): Update call to groktypename.
15369 (c_parser_objc_synchronized_statement): Fold expression.
15370 (c_parser_objc_receiver): Fold expression.
15371 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
15372 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
15373 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
15374 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
15375 (struct c_typespec): Add elements expr and expr_const_operands.
15376 (struct c_declspecs): Add elements expr and expr_const_operands.
15377 (groktypename, build_conditional_expr, build_compound_literal):
15379 (in_late_binary_op): Declare.
15380 * c-typeck.c (note_integer_operands): New function.
15381 (in_late_binary_op): New variable.
15382 (decl_constant_value_for_broken_optimization): Move to c-common.c
15383 and rename to decl_constant_value_for_optimization.
15384 (default_function_array_conversion): Do not strip nops.
15385 (default_conversion): Do not call
15386 decl_constant_value_for_broken_optimization.
15387 (build_array_ref): Do not fold result.
15388 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
15389 result when operand is a VLA.
15390 (c_expr_sizeof_type): Update call to groktypename. Handle
15391 expressions included in type name. Use C_MAYBE_CONST_EXPR for
15392 result when operand names a VLA type.
15393 (build_function_call): Update call to build_compound_literal.
15394 Only fold result for calls to __builtin_* functions. Strip
15395 NOP_EXPR from INTEGER_CST returned from such functions. Fold
15396 the function designator.
15397 (convert_arguments): Fold arguments. Update call to
15398 convert_for_assignment.
15399 (build_unary_op): Handle increment and decrement of
15400 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
15401 decrement earlier. Fold operand of increment and decrement.
15402 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
15403 built for integer operand. Wrap returns that are INTEGER_CSTs
15404 without being integer constant expressions or that have integer
15405 constant operands without being INTEGER_CSTs.
15406 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
15407 (build_conditional_expr): Add operand ifexp_bcp. Track whether
15408 result is an integer constant expression or can be used in
15409 unevaluated parts of one and avoid folding and wrap as
15410 appropriate. Fold operands before possibly doing -Wsign-compare
15412 (build_compound_expr): Wrap result for C99 if operands can be used
15413 in integer constant expressions.
15414 (build_c_cast): Update call to digest_init. Do not ignore
15415 overflow from casting floating-point constants to integers. Wrap
15416 results that could be confused with integer constant expressions,
15417 null pointer constants or floating-point constants.
15418 (c_cast_expr): Update call to groktypename. Handle expressions
15419 included in type name.
15420 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
15421 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
15422 Update calls to convert_for_assignment.
15423 (convert_for_assignment): Take new parameter
15424 null_pointer_constant. Do not strip nops or call
15425 decl_constant_value_for_broken_optimization. Set
15426 in_late_binary_op for conversions to boolean.
15427 (store_init_value): Update call to digest_init.
15428 (digest_init): Take new parameter null_pointer_constant. Do not
15429 call decl_constant_value_for_broken_optimization. pedwarn for
15430 initializers not constant expressions. Update calls to
15431 convert_for_assignment.
15432 (constructor_nonconst): New.
15433 (struct constructor_stack): Add nonconst element.
15434 (really_start_incremental_init, push_init_level, pop_init_level):
15435 Handle constructor_nonconst and nonconst element.
15436 (set_init_index): Call constant_expression_warning for array
15438 (output_init_element): Fold value. Set constructor_nonconst as
15439 applicable. pedwarn for initializers not constant expressions.
15440 Update call to digest_init. Call constant_expression_warning
15441 where constant initializers are required.
15442 (process_init_element): Use c_save_expr.
15443 (c_finish_goto_ptr): Fold expression.
15444 (c_finish_return): Fold return value. Update call to
15445 convert_for_assignment.
15446 (c_start_case): Fold switch expression.
15447 (c_process_expr_stmt): Fold expression.
15448 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
15449 ensure statement expression is not evaluated in constant expression.
15450 (build_binary_op): Track whether results are integer constant
15451 expressions or may occur in such, disable folding and wrap results
15452 as applicable. Fold operands for -Wsign-compare warnings unless
15454 (c_objc_common_truthvalue_conversion): Handle results folded to
15455 integer constants that are not integer constant expressions.
15456 * doc/extend.texi: Document when typeof operands are evaluated,
15457 that condition of __builtin_choose_expr is an integer constant
15458 expression, and more about use of __builtin_constant_p in
15461 2009-03-29 Richard Guenther <rguenther@suse.de>
15463 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
15464 propagate addresses of array references.
15466 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
15468 * regmove.c (perhaps_ends_bb_p): Remove.
15469 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
15470 from INSN and check that the main loop stays within that basic block.
15471 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
15472 (regmove_forward_pass): Split out from regmove_optimize. Use
15473 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
15474 (regmove_backward_pass): Split out from regmove_optimize. Use
15475 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
15476 (regmove_optimize): Simplify.
15478 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15481 * config/i386/i386.c (classify_argument): Ignore flexible array
15482 member in struct and warn ABI change.
15484 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15486 * config/i386/i386-protos.h (ix86_agi_dependent): New.
15488 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
15489 (ix86_adjust_cost): Updated.
15491 2009-03-29 Jan Hubicka <jh@suse.cz>
15493 PR middle-end/28850
15494 * tree-pass.h (pass_cleanup_eh): New function.
15495 (remove_unreachable_regions): Break code handling RTL
15496 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
15497 that can not be reached by runtime.
15498 (can_be_reached_by_runtime): New function.
15499 (label_to_region_map): New function.
15500 (num_eh_regions): New function.
15501 (rtl_remove_unreachable_regions): New function.
15502 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
15503 (remove_eh_region): New function.
15504 * except.h: Include sbitmap and vecprim.
15505 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
15506 num_eh_regions): Declare.
15507 * passes.c (init_optimization_passes): Schedule cleanup_eh.
15508 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
15509 * tree-eh.c (tree_remove_unreachable_handlers): New function.
15510 (tree_empty_eh_handler_p): New function.
15511 (cleanup_empty_eh): New function.
15512 (cleanup_eh): New function.
15513 (pass_cleanup_eh): New function.
15515 2009-03-29 Jan Hubicka <jh@suse.cz>
15517 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
15518 for removed regions.
15520 2009-03-29 Jan Hubicka <jh@suse.cz>
15522 * except.c (dump_eh_tree): Dump all datastructures.
15524 2009-03-29 Jan Hubicka <jh@suse.cz>
15526 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
15527 (duplicate_eh_regions_1): Likewise.
15528 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
15529 vector; call EH verification.
15530 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15531 Be ready for region being removed.
15533 2009-03-29 Jan Hubicka <jh@suse.cz>
15535 * bitmap.c (bitmap_last_set_bit): New function.
15536 * bitmap.h (bitmap_last_set_bit): Declare.
15538 2009-03-29 David Ayers <ayers@fsfe.org>
15541 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
15542 by calling objc_compare_types and surpress warnings about
15543 incompatible C pointers that are compatible ObjC pointers.
15545 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
15547 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
15548 call initialize_inline_failed.
15549 (initialize_inline_failed): Move it from here ...
15550 * cgraph.c (initialize_inline_failed): ... to here.
15551 (cgraph_create_edge): Call initialize_inline_failed rather than
15552 setting inline_failed directly.
15554 2009-03-29 Ben Elliston <bje@au.ibm.com>
15557 * sysv4.opt (msdata): Improve comment.
15558 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
15559 * sysv4.h (SVR4_ASM_SPEC): Likewise.
15561 2009-03-29 Ben Elliston <bje@au.ibm.com>
15564 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
15565 load and store attributes.
15567 2009-03-29 Ben Elliston <bje@au.ibm.com>
15569 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
15570 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
15571 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
15572 * doc/extend.texi (X86 Built-in Functions): Add index entries for
15573 __builtin_infq and __builtin_huge_valq.
15575 2009-03-28 Anatoly Sokolov <aesok@post.ru>
15577 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
15579 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15580 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
15582 2009-03-28 Xinliang David Li <davidxl@google.com>
15584 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
15585 (do_dbg_cnt): New function.
15587 2009-03-28 Jan Hubicka <jh@suse.cz>
15589 Merge from pretty-ipa:
15591 2009-03-27 Jan Hubicka <jh@suse.cz>
15593 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15594 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
15595 * passes.c (function_called_by_processed_nodes_p): New.
15596 * ipa-pure-const.c (check_call): Fix handling of operands.
15597 (analyze_function): Dump debug output for skipped bodies.
15598 (local_pure_const): Use function_called_by_processed_nodes_p.
15599 * dwarf2out.c (reference_to_unused): Use output.
15600 * passes.c (do_per_function_toporder): Likewise.
15602 2008-11-12 Jan Hubicka <jh@suse.cz>
15604 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
15605 * ipa-pure-const.c (funct_state_d): Add can throw field; make
15606 state_set_in_source enum
15607 (check_decl): Ignore memory tags; do not set fake looping flags;
15609 (check_operand, check_tree, check_rhs_var, check_lhs_var,
15610 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
15611 (check_call, analyze_function): Rewrite.
15613 (add_new_function): Update call of analyze_function.
15614 (generate_summary): Add call of analyze_function.
15615 (propagate): Propagate can_throw; handle state_set_in_source correctly.
15616 (local_pure_const): New function.
15617 (pass_local_pure_const): New pass.
15618 * ipa-inline.c (inline_transform): Set after_inlining.
15619 * tree-eh.c (stmt_can_throw_external): New.
15620 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
15621 work with aliasing built.
15622 * tree-flow.h (stmt_can_throw_external): New.
15623 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
15624 and local pure/const pass in early and late optimization queue.
15626 2009-03-28 Martin Jambor <mjambor@suse.cz>
15628 * fold-const.c (get_pointer_modulus_and_residue): New parameter
15630 (fold_binary): Allow function decl aligment consideration is the
15631 second argument is integer constant one.
15632 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
15633 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
15634 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
15636 2009-03-28 Jan Hubicka <jh@suse.cz>
15638 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
15639 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
15640 * function.h (rtl_data): Add nothrow flag.
15641 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
15642 set DECL_NOTHROW for AVAILABLE functions.
15644 2009-03-28 Jakub Jelinek <jakub@redhat.com>
15646 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
15647 following vector keyword has expansion starting with pixel or bool
15648 keyword, expand vector to __vector and pixel or bool to __pixel or
15652 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
15653 warn_if_disallowed_function_p): Removed.
15654 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
15655 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
15656 warning_if_disallowed_function_p.
15657 * flags.h (warn_if_disallowed_function_p,
15658 warn_disallowed_functions): Removed.
15659 * common.opt (Wdisallowed-function-list=): Removed.
15660 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
15662 2009-03-28 Richard Guenther <rguenther@suse.de>
15664 PR tree-optimization/38723
15665 * tree-ssa-pre.c (compute_avail): Add all default definitions to
15668 2009-03-28 Jan Hubicka <jh@suse.cz>
15670 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
15671 test introduced by my previous patch.
15673 2009-03-28 Richard Guenther <rguenther@suse.de>
15675 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
15676 the PHIs value undefined.
15678 2009-03-28 Jan Hubicka <jh@suse.cz>
15680 * tree-pass.h (pass_fixup_cfg): New pass.
15681 * ipa-inline.c (inline_transform): Set
15682 always_inline_functions_inlined/after_inlining.
15683 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
15684 (pass_fixup_cfg): New pass.
15685 * passes.c (init_optimization_passes): Add fixup_cfg.
15687 2009-03-28 Richard Guenther <rguenther@suse.de>
15689 PR tree-optimization/38458
15690 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
15691 argument use the arguments copy-of value.
15693 2009-03-28 Richard Guenther <rguenther@suse.de>
15695 PR tree-optimization/38180
15696 * tree-ssa-ccp.c (get_default_value): Simplify.
15697 (likely_value): Likewise.
15698 (surely_varying_stmt_p): Properly handle VOP case.
15699 (ccp_initialize): Likewise.
15700 (ccp_fold): Handle propagating through *&.
15701 (fold_const_aggregate_ref): Also handle decls.
15703 2009-03-28 Jan Hubicka <jh@suse.cz>
15705 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15706 * cgraph.h (cgraph_node): Likewise.
15707 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
15708 (cgraph_reset_node): Use process flag.
15709 (cgraph_mark_functions_to_output): Likewise.
15710 (cgraph_expand_function): Likewise.
15711 (cgraph_expand_all_functions): Likewise.
15712 (cgraph_output_in_order): Likewise.
15713 * dwarf2out.c (reference_to_unused): Likewise.
15714 * passes.c do_per_function_toporder): Likewise.
15716 2009-03-28 Jan Hubicka <jh@suse.cz>
15718 Bring from lto-branch:
15720 2008-09-03 Doug Kwan <dougkwan@google.com>
15722 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
15723 enums instead of reason strings.
15724 * cgraph.c (cgraph_create_edge): Same.
15725 (cgraph_inline_failed_string): New function.
15726 * cgraph.h (cgraph_inline_failed_t): New enum type.
15727 (cgraph_inline_failed_string): New prototype.
15728 (struct cgraph_edge): Change type of INLINED_FAILED from constant
15729 char pointer to cgraph_inline_failed_t.
15730 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
15731 (cgraph_default_inline_p): Ditto.
15732 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
15733 to cgraph_inline_failed_t pointer.
15734 * cif-code.def: New file.
15735 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
15737 (cgraph_check_inline_limits): Change type of REASON to pointer to
15738 cgraph_inline_failed_t. Replace reason strings with enums.
15739 (cgraph_default_inline_p): Ditto.
15740 (cgraph_recursive_inlining_p): Ditto.
15741 (update_caller_keys): Change type of FAILED_REASON to
15742 cgraph_inline_failed_t.
15743 (cgraph_set_inline_failed): Change type of REASON to pointer to
15744 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
15745 convert enums to strings for text output.
15746 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
15747 to be of type cgraph_inline_failed_t. Replace reason strings with
15748 enums. Call cgraph_inline_failed_string to covert enums
15749 to strings for text output.
15750 (cgraph_decide_inlining): Replace reason strings with enums.
15751 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
15752 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
15754 * tree-inline.c (expand_call_inline): Change type of REASON
15755 to cgraph_inline_failed_t. Replace reason strings with enums.
15756 Call cgraph_inline_failed_string for text output.
15757 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
15760 2009-03-28 Jan Hubicka <jh@suse.cz>
15762 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
15763 cgraph_clone_node): Remove master clone handling.
15764 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15765 * cgraph.h (master_clone): Remove.
15766 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15767 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
15768 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
15770 2009-03-28 Jan Hubicka <jh@suse.cz>
15772 * cgraph.c (cgraph_function_body_availability): Functions declared
15773 inline are always safe to assume that it is not going to be replaced.
15775 2009-03-28 Richard Guenther <rguenther@suse.de>
15777 PR tree-optimization/38513
15778 * tree-ssa-pre.c (eliminate): Remove redundant stores.
15779 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15780 EXC_PTR_EXPR and FILTER_EXPR.
15781 (get_ref_from_reference_ops): Likewise.
15783 2009-03-28 Richard Guenther <rguenther@suse.de>
15785 PR tree-optimization/38968
15786 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
15787 Use FLOOR_MOD_EXPR to compute misalignment.
15789 2009-03-28 Richard Guenther <rguenther@suse.de>
15791 PR tree-optimization/37795
15792 * tree.h (combine_comparisons): Declare.
15793 * fold-const.c (combine_comparisons): Export.
15794 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
15796 (ifcombine_iforif): Use combine_comparisons.
15798 2009-03-28 Jan Hubicka <jh@suse.cz>
15800 * tree-eh.c (inlinable_call_p): New function.
15801 (make_eh_edges): Use it.
15802 (verify_eh_edges): Use it.
15803 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
15804 * except.c (reachable_next_level): Add inlinable_function argument
15805 (sjlj_find_directly_reachable_regions): Update.
15806 (add_reachable_handler): Do not set saw_any_handlers.
15807 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
15808 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15809 Add new inlinable call parameter.
15810 (can_throw_internal, can_throw_external): Update.
15811 * except.h (can_throw_internal_1, can_throw_external_1,
15812 foreach_reachable_handler): Update declaration.
15814 2009-03-28 Joseph Myers <joseph@codesourcery.com>
15816 * config/arm/t-arm-coff, config/h8300/coff.h,
15817 config/i386/i386-aout.h, config/i386/i386-coff.h,
15818 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
15819 config/pdp11/2bsd.h, config/rs6000/aix41.h,
15820 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
15821 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
15822 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
15823 sys-types.h: Remove.
15824 * Makefile.in: Remove protoize and fixproto support and references
15826 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
15827 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
15829 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
15830 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
15831 unprotoize$(exeext).
15832 (rest.encap): Don't depend on $(STMP_FIXPROTO)
15833 (.PHONY): Don't depend on proto.
15834 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
15835 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
15836 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
15837 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
15838 build/gen-protos.o, build/scan.o, xsys-protos.h,
15839 build/fix-header$(build_exeext), build/fix-header.o,
15840 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
15841 stmp-install-fixproto): Remove.
15842 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
15843 SYSCALLS.c or fixproto files.
15844 (install-common): Don't install protoize.
15845 (install-headers-tar, install-headers-cpio, install-headers-cp):
15846 Don't depend on $(STMP_FIXPROTO).
15847 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
15848 install fixproto files or write out fixproto settings.
15849 (uninstall): Don't uninstall protoize.
15850 * config.gcc (use_fixproto): Remove.
15851 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
15852 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
15853 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
15854 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
15855 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
15856 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
15857 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
15858 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
15859 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
15860 * config/t-vxworks (STMP_FIXPROTO): Remove.
15861 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
15862 STMP_FIXPROTO): Remove.
15863 * config.in, configure: Regenerate.
15864 * crtstuff.c (gid_t, uid_t): Don't undefine.
15865 * doc/install.texi: Change m68k-coff to m68k-elf in example.
15866 (arm-*-coff, arm-*-aout: Remove target entries.
15867 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
15868 Remove mention of AIX 4.1.
15869 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
15870 * doc/invoke.texi (Running Protoize): Remove.
15871 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
15872 (Protoize Caveats): Remove.
15873 * tsystem.h: Update comments on headers assumed to exist.
15875 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
15877 * genautomata.c: Add a new year to the copyright. Add a new
15879 (struct insn_reserv_decl): Add comments for member bypass_list.
15880 (find_bypass): Remove.
15881 (insert_bypass): New.
15882 (process_decls): Use insert_bypass.
15883 (output_internal_insn_latency_func): Output all bypasses with the
15884 same input insn in one switch case.
15886 * rtl.def (define_bypass): Describe bypass choice.
15887 * doc/md.texi (define_bypass): Ditto.
15889 2009-03-27 Richard Guenther <rguenther@suse.de>
15891 * gimplify.c (mark_addressable): Export.
15892 * tree-flow.h (mark_addressable): Declare.
15893 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
15894 * tree-ssa.c (verify_phi_args): Verify that address taken
15895 variables have TREE_ADDRESSABLE set.
15897 2009-03-27 Richard Guenther <rguenther@suse.de>
15899 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
15900 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
15901 Do not mark decls TREE_ADDRESSABLE.
15902 (build_fold_addr_expr): Adjust.
15903 (fold_addr_expr): Remove.
15904 (fold_unary): Use build_fold_addr_expr.
15905 (fold_comparison): Likewise.
15906 (split_address_to_core_and_offset): Likewise.
15907 * coverage.c (tree_coverage_counter_addr): Mark the array decl
15909 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
15910 (gimplify_modify_expr_to_memcpy): Mark source and destination
15912 * omp-low.c (create_omp_child_function): Mark the object decl
15914 (lower_rec_input_clauses): Mark the var we take the address of
15916 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
15918 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15920 PR middle-end/39315
15921 * cfgexpand.c (expand_one_stack_var_at): Change alignment
15922 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
15924 2009-03-27 Richard Guenther <rguenther@suse.de>
15926 PR tree-optimization/39120
15927 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
15929 (handle_lhs_call): Process return constraints. Add escape
15930 constraints if necessary.
15931 (handle_const_call): Fill out return constraints. Make nested
15932 case more precise. Avoid consttmp if possible.
15933 (handle_pure_call): Fill out return constraints. Avoid
15934 callused if possible.
15935 (find_func_aliases): Simplify call handling.
15937 2009-03-27 Richard Guenther <rguenther@suse.de>
15939 PR tree-optimization/39120
15940 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
15941 as a representative.
15942 (solve_graph): Do propagate CALLUSED.
15943 (handle_pure_call): Use a scalar constraint from CALLUSED for
15945 (find_what_p_points_to): CALLUSED shall not appear in poins-to
15948 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15951 * c-common.c (handle_aligned_attribute): Properly check alignment
15952 overflow. Use (1U << i) instead of (1 << i).
15954 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
15956 * expr.h (get_mem_align_offset): Updated.
15958 * tree.h (tree_decl_common): Change align to "unsigned int" and
15959 move it before pointer_alias_set.
15961 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15962 Jakub Jelinek <jakub@redhat.com>
15965 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
15966 gr_register_operand with gr_reg_or_0_operand.
15967 (cmpxchg_rel_di): Likewise.
15968 (sync_lock_test_and_set<mode>): Likewise.
15970 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15972 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
15973 (true_regnum): Likewise.
15975 * rtlanal.c (subreg_info): Moved to ...
15976 * rtl.h (subreg_info): Here. New.
15977 (subreg_get_info): New.
15979 * rtlanal.c (subreg_get_info): Make it extern.
15981 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15984 * config/i386/i386.c (ix86_abi): New.
15985 (override_options): Handle -mabi=.
15986 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
15987 (ix86_call_abi_override): Likewise.
15988 (init_cumulative_args): Likewise.
15989 (function_arg_advance): Likewise.
15990 (function_arg_64): Likewise.
15991 (function_arg): Likewise.
15992 (ix86_pass_by_reference): Likewise.
15993 (ix86_function_value_regno_p): Likewise.
15994 (ix86_build_builtin_va_list_abi): Likewise.
15995 (setup_incoming_varargs_64): Likewise.
15996 (is_va_list_char_pointer): Likewise.
15997 (ix86_init_machine_status): Likewise.
15998 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
15999 (ix86_function_type_abi): Return enum calling_abi. Rewrite
16000 for 64bit. Replace DEFAULT_ABI with ix86_abi.
16001 (ix86_function_abi): Make it static and return enum calling_abi.
16002 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
16004 (ix86_fn_abi_va_list): Updated.
16006 * config/i386/i386.h (ix86_abi): New.
16007 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
16008 (CONDITIONAL_REGISTER_USAGE): Likewise.
16009 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
16010 (machine_function): Likewise.
16012 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
16014 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
16015 (STACK_BOUNDARY): Likewise.
16016 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
16018 * config/i386/i386.opt (mabi=): New.
16020 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
16021 return enum calling_abi.
16022 (ix86_function_type_abi): Likewise.
16023 (ix86_function_abi): Removed.
16025 * doc/invoke.texi: Document -mabi= option for x86.
16027 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16029 * builtins.c (real_dconstp): Delete.
16030 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
16032 2009-03-27 Dodji Seketeli <dodji@redhat.com>
16033 Jakub Jelinek <jakub@redhat.com>
16036 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
16037 (gen_subprogram_die): When a function is explicit, generate the
16038 DW_AT_explicit attribute.
16039 * langhooks.h (struct lang_hooks_for_decls): Add
16040 function_decl_explicit_p langhook.
16041 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
16042 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
16044 2009-03-27 Jakub Jelinek <jakub@redhat.com>
16046 * builtins.c (fold_builtin_memory_op): Optimize memmove
16047 into memcpy if we can prove source and destination don't overlap.
16049 * tree-inline.c: Include gt-tree-inline.h.
16050 (clone_fn_id_num): New variable.
16051 (clone_function_name): New function.
16052 (tree_function_versioning): Use it.
16053 * Makefile.in (GTFILES): Add tree-inline.c.
16055 2009-03-27 Mark Mitchell <mark@codesourcery.com>
16057 * BASE-VER: Change to 4.5.0.
16059 2009-03-27 Xinliang David Li <davidxl@google.com>
16061 PR tree-optimization/39557
16062 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
16064 2009-03-27 Xinliang David Li <davidxl@google.com>
16066 PR tree-optimization/39548
16067 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
16070 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16072 * c-common.c (pointer_int_sum): Use %wd on return from
16075 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16077 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
16078 on return from tree_low_cst.
16080 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
16083 * ginclude/stdarg.h (va_copy): Define also for
16084 __GXX_EXPERIMENTAL_CXX0X__.
16086 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16089 * builtins.h (c_strlen): Do not warn here.
16090 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16091 * c-common.c (pointer_int_sum): Take an explicit location.
16092 Warn about offsets out of bounds.
16093 * c-common.h (pointer_int_sum): Adjust declaration.
16095 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16097 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
16100 2009-03-26 Jakub Jelinek <jakub@redhat.com>
16103 * opts.c (warn_if_disallowed_function_p): Don't assume
16104 get_callee_fndecl must return non-NULL.
16106 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
16108 PR rtl-optimization/39522
16109 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
16110 when reg_reloaded_valid is set.
16112 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16114 * config/spu/divv2df3.c: New file.
16115 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
16116 (DPBIT_FUNCS): Filter out _div_df.
16118 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
16120 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
16121 a jump insn, count that jump in the distance to the loop start.
16123 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
16126 * config/sh/sh.c (calc_live_regs): Fix condition for global
16127 registers except PIC_OFFSET_TABLE_REGNUM.
16129 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
16132 * doc/invoke.texi (-mconsole): New.
16134 (-mno-cygwin): New.
16136 (-mnop-fun-dllimport): New.
16140 (sub section "i386 and x86-64 Windows Options"): New.
16142 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
16144 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
16145 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
16147 2009-03-25 Richard Guenther <rguenther@suse.de>
16149 PR middle-end/39497
16150 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
16153 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
16155 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
16156 neither of haifa/selective schedulers are working.
16158 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16160 * doc/invoke.texi (Debugging Options): Fix description of
16161 -fno-merge-debug-strings.
16163 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
16165 * config/cris/libgcc.ver: New version-script.
16166 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
16168 * configure.ac <GAS features, nop mnemonic>: Add pattern
16169 crisv32-*-* for "nop".
16170 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
16171 * configure: Regenerate.
16173 2009-03-24 Ira Rosen <irar@il.ibm.com>
16175 PR tree-optimization/39529
16176 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
16177 mark_sym_for_renaming for the tag copied to the new vector
16180 2009-03-24 Arthur Loiret <aloiret@debian.org>
16182 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
16183 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
16184 EXTRA_SPEC_FUNCTIONS.
16185 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
16186 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
16187 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
16188 -march and -mtune options.
16190 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
16192 * config/m68k/t-rtems: Add m5329 multilib.
16194 2009-03-24 Dodji Seketeli <dodji@redhat.com>
16195 Jakub Jelinek <jakub@redhat.com>
16198 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
16201 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16204 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
16205 instead of c_parser_expression_conv, if original_code isn't one of the
16206 4 allowed comparison codes, fail.
16208 2009-03-23 Richard Guenther <rguenther@suse.de>
16210 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
16211 * tree.h (struct tree_type): Likewise.
16212 * reload.h (struct insn_chain): Likewise.
16213 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
16214 * function.h (struct function): Likewise.
16215 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
16217 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16219 PR tree-optimization/39516
16220 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
16222 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
16224 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
16225 should be set true if BITS_PER_WORD of target is bigger than 32
16227 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
16229 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
16230 Translate -B-options to -rpath-link. Correct existing
16231 rpath-link and conditionalize on !nostdlib.
16233 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16235 * doc/extend.texi (Function Attributes, Variable Attributes):
16237 * doc/invoke.texi (Debugging Options, Optimize Options)
16238 (i386 and x86-64 Options, MCore Options): Likewise.
16240 2009-03-20 Jakub Jelinek <jakub@redhat.com>
16243 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
16244 it for block local namespace aliases.
16245 (gen_decl_die): Pass context_die to gen_namespace_die.
16247 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16250 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
16251 minimum or maximum value.
16253 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
16255 * reginfo.c (globalize_reg): Recompute derived reg sets.
16257 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
16260 * libgcc2.c (mprotect): Do not use signed arguments for
16261 VirtualProtect, use DWORD arguments. Also fix the 'may
16262 be used uninitialized' warning for the np variable.
16264 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16267 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
16268 functions using regparm calling conventions when not optimizing.
16269 (ix86_function_sseregparm): Similarly for sseregparm calling
16272 2009-03-19 Li Feng <nemokingdom@gmail.com>
16274 PR middle-end/39500
16275 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
16276 dependence if the first conflict is after niter iterations.
16278 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
16280 PR middle-end/38609
16281 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
16282 functions with dynamic stack-pointer adjustments.
16284 2009-03-19 Ben Elliston <bje@au.ibm.com>
16286 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
16287 option; change to -msdata=data.
16289 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16291 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
16294 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
16297 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
16299 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
16301 * doc/invoke.texi (Code Gen Options): Expand discussion of
16304 2009-03-18 Jakub Jelinek <jakub@redhat.com>
16306 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
16307 * matrix-reorg.c (struct matrix_info): Likewise.
16308 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
16309 * rtl.h (struct mem_attrs): Likewise.
16310 * df.h (struct df): Likewise.
16311 * tree-data-ref.h (struct data_dependence_relation): Likewise.
16312 * ira-int.h (struct ira_allocno): Likewise.
16313 * df-scan.c (struct df_collection_rec): Likewise.
16314 * ira.c (struct equivalence): Likewise.
16315 * function.c (struct temp_slot): Likewise.
16316 * cfgloop.h (struct loop): Likewise.
16319 * function.c (use_register_for_decl): When not optimizing, disregard
16320 register keyword for variables with types containing methods.
16322 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
16324 PR middle-end/39447
16325 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
16326 (is_simple_operand): Call contains_component_ref_p before calling data
16327 reference analysis that would fail on COMPONENT_REFs.
16329 * tree-vrp.c (search_for_addr_array): Fix formatting.
16331 2009-03-18 Richard Guenther <rguenther@suse.de>
16333 * tree-vect-transform.c (vect_loop_versioning): Fold the
16334 generated comparisons.
16335 * tree-vectorizer.c (set_prologue_iterations): Likewise.
16336 (slpeel_tree_peel_loop_to_edge): Likewise.
16338 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16340 PR middle-end/37805
16341 * opts.c (print_specific_help): In addition to `undocumented',
16342 accept `separate' and `joined' flags if passed alone. Describe
16343 output by the first matched one of those.
16344 (common_handle_option): Skip over empty strings.
16345 * gcc.c (display_help): Fix help string for `--help='.
16346 * doc/invoke.texi (Option Summary, Overall Options): With
16347 `--help=', classes and qualifiers can both be repeated, but
16348 only the latter can be negated. One should not pass only
16349 negated qualifiers. Fix markup and examples.
16352 2008-10-14 Jakub Jelinek <jakub@redhat.com>
16353 PR middle-end/37805
16354 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
16355 and -fhelp=separate.
16357 2009-03-17 Jing Yu <jingyu@google.com>
16359 PR middle-end/39378
16360 * function.h (struct rtl_data): Move is_thunk from here...
16361 (struct function): ...to here.
16362 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
16363 * varasm.c (assemble_start_function): Change is_thunk from crtl to
16365 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
16367 (alpha_does_function_need_gp, alpha_start_function): Likewise.
16368 (alpha_output_function_end_prologue): Likewise.
16369 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
16370 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
16371 (rs6000_output_function_epilogue): Likewise.
16372 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
16374 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
16377 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
16378 from different units in a single alternative.
16379 (*truncdfsf_i387): Ditto.
16380 (*truncxfsf2_mixed): Ditto.
16381 (*truncxfdf2_mixed): Ditto.
16383 2009-03-17 Jakub Jelinek <jakub@redhat.com>
16385 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
16386 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
16389 * tree-ssa-live.c (remove_unused_locals): Don't remove local
16390 unused non-artificial variables when not optimizing.
16393 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
16394 DW_TAG_imported_module even if decl is IMPORTED_DECL with
16395 NAMESPACE_DECL in its DECL_INITIAL.
16397 PR middle-end/39443
16398 * optabs.c (set_user_assembler_libfunc): New function.
16399 * expr.h (set_user_assembler_libfunc): New prototype.
16400 * c-common.c: Include libfuncs.h.
16401 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
16402 for memcmp, memset, memcpy, memmove and abort.
16403 * Makefile.in (c-common.o): Depend on libfuncs.h.
16406 * dwarf2out.c (gen_inlined_enumeration_type_die,
16407 gen_inlined_structure_type_die, gen_inlined_union_type_die,
16408 gen_tagged_type_instantiation_die): Removed.
16409 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
16412 2009-03-17 Janis Johnson <janis187@us.ibm.com>
16415 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
16417 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
16418 (check-parallel-%): Ditto.
16419 (check-consistency): Ditto.
16421 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
16423 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
16424 local variable rhs by NULL_TREE.
16426 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16429 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
16431 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16434 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
16436 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16439 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
16440 for ms->sysv ABI calls only in 64bit mode.
16442 * config/i386/i386.md (untyped_call): Support 32bit.
16444 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
16446 * doc/extend.texi: Replace x86_65 with x86_64.
16448 2009-03-16 Jakub Jelinek <jakub@redhat.com>
16450 PR tree-optimization/39455
16451 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
16452 mismatches for POINTER_TYPE_P (type).
16453 (number_of_iterations_le): Likewise.
16455 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16457 * config/picochip/picochip.c: Removed profiling support.
16458 * config/picochip/picochip.md: Removed profiling instruction.
16459 * config/picochip/picochip.h: Removed profiling builtin.
16461 2009-03-16 Joseph Myers <joseph@codesourcery.com>
16463 * doc/install.texi (--with-host-libstdcxx): Document.
16465 2009-03-14 Anatoly Sokolov <aesok@post.ru>
16468 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
16469 generate a warning if the function name does not begin with
16470 "__vector" and the function has either the 'signal' or 'interrupt'
16471 attribute, from here to ...
16472 (avr_declare_function_name): ...here. New function.
16473 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
16474 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
16476 2009-03-14 Jakub Jelinek <jakub@redhat.com>
16479 * cse.c (fold_rtx): Don't modify original const_arg1 when
16480 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
16481 separate variable instead.
16482 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
16483 from out of range shift counts.
16484 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
16486 2009-03-13 Catherine Moore <clm@codesourcery.com>
16488 * config/i386/x-mingw32 (host-mingw32.o): Replace
16489 diagnostic.h with $(DIAGNOSTIC_H).
16491 2009-03-12 Jakub Jelinek <jakub@redhat.com>
16494 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
16496 * config/i386/sync.md (sync_compare_and_swap<mode>,
16497 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
16498 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
16500 (sync_double_compare_and_swapdi_pic,
16501 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
16502 cmpxchg8b_pic_memory_operand instead of just memory_operand.
16504 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16507 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
16509 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16512 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16513 (avx_addsubv4df3): Likewise.
16514 (*avx_addsubv4sf3): Likewise.
16515 (sse3_addsubv4sf3): Likewise.
16517 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16520 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
16522 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
16525 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
16526 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16527 registers for allocnos created from user-defined variables.
16529 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16532 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
16533 of non-integer mode as well.
16535 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
16537 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
16538 for functions for which the parameter types are unknown.
16540 2009-03-11 Jakub Jelinek <jakub@redhat.com>
16543 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
16544 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
16545 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
16546 * config/i386/i386.c (ix86_local_alignment): For
16547 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
16548 long long variables on the stack to avoid dynamic realignment.
16549 Allow the first argument to be a decl rather than type.
16550 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
16552 2009-03-11 Nick Clifton <nickc@redhat.com>
16555 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
16557 Add description to mno-lsim option.
16558 * config/mcore/mcore.h: Remove comment about deprecated m4align
16560 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
16561 * doc/invoke.texi: Add description of mno-lsim and
16562 mstack-increment options.
16564 * config/fr30/fr30.opt: Document the -mno-lsim option.
16565 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
16566 and -mno-lsim options.
16568 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16570 * fold-const.c (fold_comparison): Only call fold_inf_compare
16571 if the mode supports infinities.
16573 2009-03-11 Jason Merrill <jason@redhat.com>
16576 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
16577 end already did. Notice GIMPLE_CALL modifications of the result.
16578 Don't copy debug information from an ignored decl or a decl from
16581 2009-03-10 Richard Guenther <rguenther@suse.de>
16582 Nathan Froyd <froydnj@codesourcery.com>
16584 PR middle-end/37850
16585 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
16586 (__divMODE3): Likewise.
16588 2009-03-09 Jakub Jelinek <jakub@redhat.com>
16590 PR tree-optimization/39394
16591 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
16592 DECL_SIZE_UNIT of variable length FIELD_DECLs.
16594 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16596 * recog.c (verfiy_changes): Disallow renaming of hard regs in
16597 inline asms for register asm ("") declarations.
16599 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
16601 * fold-const.c (fold_unary): Fix comment.
16603 2009-03-07 Jan Hubicka <jh@suse.cz>
16606 * tree-inline.c (setup_one_parameter): Do replacement of const
16607 argument by constant in SSA form.
16609 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16611 PR middle-end/38028
16612 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
16613 determine alignment passed to assign_stack_local.
16614 (assign_parms_unsplit_complex): Likewise.
16615 * except.c (sjlj_build_landing_pads): Likewise.
16617 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16619 PR middle-end/39360
16620 * tree-flow.h (add_referenced_var): Return bool instead of void.
16621 * tree-dfa.c (add_referenced_var): Return result of
16622 referenced_var_check_and_insert call.
16623 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
16624 of referenced_var_check_and_insert.
16627 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
16628 (gen_variable_die): Emit DW_AT_location on abstract static variable's
16629 DIE, don't emit it if abstract origin already has it.
16630 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
16631 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
16633 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16635 * genpreds.c (needs_variable): Fix parentheses at variable name
16637 (write_tm_constrs_h): Indent generated code.
16639 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16641 * doc/extend.texi (Function Attributes): Add documentation
16642 for isr attributes.
16644 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16647 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
16648 take locus from its DECL_SOURCE_LOCATION instead of input_location.
16650 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16652 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
16655 2009-03-05 Jakub Jelinek <jakub@redhat.com>
16658 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
16659 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
16661 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
16663 * config/i386/i386.md (R8_REG, R9_REG): New constants.
16664 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
16665 constants instead of magic numbers.
16666 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
16668 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
16669 (x86_64_ms_abi_int_parameter_registers): Ditto.
16670 (x86_64_int_return_registers): Ditto.
16671 (ix86_maybe_switch_abi): Ditto.
16672 (ix86_expand_call): Ditto for clobbered_registers array.
16673 (ix86_hard_regno_mode_ok): Ditto.
16674 (x86_extended_QIreg_mentioned_p): Ditto.
16676 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
16678 PR tree-optimization/39349
16679 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
16681 * combine.c (gen_lowpart_for_combine): Use omode when generating
16684 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
16686 PR rtl-optimization/39235
16687 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
16689 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16691 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
16693 2009-03-04 Richard Guenther <rguenther@suse.de>
16695 PR tree-optimization/39362
16696 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
16697 that occur in abnormal PHIs should be varying.
16699 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16701 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
16703 (simple_iv): Take loop as an argument instead of statement.
16704 * tree-scalar-evolution.h (simple_iv): Declaration changed.
16705 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
16707 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
16709 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
16710 * matrix-reorg.c (analyze_transpose): Ditto.
16711 * tree-data-ref.c (dr_analyze_innermost): Ditto.
16712 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
16713 * tree-predcom.c (ref_at_iteration): Ditto.
16714 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
16716 2009-03-04 Richard Guenther <rguenther@suse.de>
16718 PR tree-optimization/39358
16719 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
16720 escaped_id and callused_id.
16721 (solve_graph): Likewise.
16723 2009-03-04 Richard Guenther <rguenther@suse.de>
16725 PR tree-optimization/39339
16726 * tree-sra.c (try_instantiate_multiple_fields): Make it
16727 no longer ICE on the above.
16729 2009-03-03 Joseph Myers <joseph@codesourcery.com>
16731 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
16732 that fits within Pmode.
16734 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16736 PR middle-end/10109
16737 * tm.texi (LIBCALL_VALUE): Update description.
16739 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16741 PR middle-end/34443
16742 * doc/extend.texi (section): Update description.
16744 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
16746 PR middle-end/39345
16747 * tree-inline.c (remapped_type): New.
16748 (can_be_nonlocal): Call remapped_type instead of remap_type.
16750 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16753 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
16754 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
16756 2009-03-03 Richard Guenther <rguenther@suse.de>
16758 PR middle-end/39272
16759 * tree.c (tree_nonartificial_location): New function.
16760 * tree.h (tree_nonartificial_location): Declare.
16761 * builtins.c (expand_builtin_memory_chk): Provide location
16762 of the call location for artificial function pieces.
16763 (maybe_emit_chk_warning): Likewise.
16764 (maybe_emit_sprintf_chk_warning): Likewise.
16765 (maybe_emit_free_warning): Likewise.
16766 * expr.c (expand_expr_real_1): Likewise.
16768 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16770 PR tree-optimization/39343
16771 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
16772 COMPONENT_REF t has ARRAY_TYPE.
16774 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
16776 PR middle-end/39335
16777 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
16778 when the type precision of the induction variable should be
16779 larger than the type precision of nit.
16780 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
16781 * graphite.c (graphite_loop_normal_form): Same.
16782 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
16784 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16786 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
16787 (*call_1_rex64_ms_sysv): Use named constants instead of magic
16788 numbers to describe clobbered registers.
16789 (*call_value_0_rex64_ms_sysv): Ditto.
16790 * config/i386/mmx.md (mmx_emms): Ditto.
16791 (mmx_femms): Ditto.
16793 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
16795 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
16798 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16800 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
16801 (spu_section_type_flags): New function.
16803 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16805 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
16806 reg_class_contents of FLOAT_REGS into a temporary.
16808 2009-03-02 Richard Guenther <rguenther@suse.de>
16809 Ira Rosen <irar@il.ibm.com>
16811 PR tree-optimization/39318
16812 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
16813 information to the vectorized statement.
16815 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
16817 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
16818 variable. Use defined names instead of magic constants for REX SSE
16821 2009-03-01 Richard Guenther <rguenther@suse.de>
16823 PR tree-optimization/39331
16824 * omp-low.c (lower_send_shared_vars): Do not receive new
16825 values for the reference of DECL_BY_REFERENCE parms or results.
16827 2009-03-01 Jan Hubicka <jh@suse.cz>
16830 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
16831 BLOCK_NONLOCALIZED_VAR): New macros.
16832 (tree_block): Add nonlocalized_vars.
16833 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
16834 gen_decl_die): Add origin argument. Allow generation of die with
16835 origin at hand only.
16836 (gen_member_die, gen_type_die_with_usage, force_decl_die,
16837 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
16839 (gen_block_die): Fix checking for unused blocks.
16840 (process_scope_var): Break out from .... ; work with origins only.
16841 (decls_for_scope) ... here; process nonlocalized list.
16842 (dwarf2out_ignore_block): Look for nonlocalized vars.
16843 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
16845 (dump_scope_block): Dump them.
16846 * tree-inline.c (remap_decls): Handle nonlocalized vars.
16847 (remap_block): Likewise.
16848 (can_be_nonlocal): New predicate.
16849 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
16851 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16853 * configure: Regenerate.
16855 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16857 * optc-gen.awk: No need to duplicate option flags twice.
16858 Reuse help texts for duplicate options which do not have any.
16860 * gcc.c (display_help): Document --version.
16862 * gcc.c (main): If print_help_list and verbose_flag, ensure
16863 driver output comes before subprocess output.
16865 * optc-gen.awk: Assign all remaining fields to help string,
16866 space-separated, for multi-line help in *.opt.
16868 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
16869 -Wno-pedantic-ms-format is for MinGW targets only.
16871 * doc/options.texi (Option file format): Fix bad indentation,
16872 restoring dropped sentence.
16874 2009-02-28 Jan Hubicka <jh@suse.cz>
16876 * tree-inline.c (tree_function_versioning): Output debug info.
16878 2009-02-28 Jan Hubicka <jh@suse.cz>
16881 * tree-inline.c (setup_one_parameter): Do not copy propagate
16882 arguments when not optimizing.
16884 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
16887 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16888 (avx_addsubv4df3): Likewise.
16889 (*avx_addsubv4sf3): Likewise.
16890 (sse3_addsubv4sf3): Likewise.
16891 (*avx_addsubv2df3): Likewise.
16892 (sse3_addsubv2df3): Likewise.
16893 (avx_unpckhps256): Correct item selectors.
16894 (avx_unpcklps256): Likewise.
16895 (avx_unpckhpd256): Likewise.
16896 (avx_unpcklpd256): Likewise.
16898 2009-02-28 Jan Hubicka <jh@suse.cz>
16900 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
16902 (copy_arguments_for_versioning): If var is declared don't declare it.
16903 (tree_function_versioning): First setup substitutions and then copy
16906 2009-02-27 Jan Hubicka <jh@suse.cz>
16909 * cgraph.h (varpool_output_debug_info): Remove.
16910 * cgraphunit.c (varpool_output_debug_info): Remove.
16911 * dwarf2out.c (deferred_locations_struct): New struct
16912 (deferred_locations): New type.
16913 (deferred_locations_list): New static var.
16914 (deffer_location): New function.
16915 (gen_variable_die): Use it.
16916 (decls_for_scope): Output info on local static vars.
16917 (dwarf2out_finish): Process deferred locations.
16918 * varpool.c (varpool_output_debug_info): Remove.
16920 2009-02-27 Jan Hubicka <jh@suse.cz>
16923 * tree.h (TREE_PROTECTED): Fix comment.
16924 (BLOCK_HANDLER_BLOCK): Remove.
16925 (struct tree_block): Remove handler_block add body_block.
16926 (inlined_function_outer_scope_p): New.
16927 (is_body_block): Remove.
16928 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
16929 * dwarf2out.c (is_inlined_entry_point): Remove.
16930 (add_high_low_attributes): Use inlined_function_outer_scope_p.
16931 (gen_block_die): Use is_inlined_entry_point check. Remove body block
16933 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
16934 * gimplify.c (gimplify_expr): Gimplify body blocks.
16935 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
16936 block with multiple subblocks.
16937 (dump_scope_block): Prettier output; dump more flags and info.
16938 (dump_scope_blocks): New.
16939 (remove_unused_locals): Use dump_scope_blocks.
16940 * tree-flow.h (dump_scope_blocks): Declare.
16941 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
16942 * stmt.c (is_body_block): Remove.
16943 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
16944 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
16946 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
16948 PR middle-end/39308
16949 * graphite.c (graphite_loop_normal_form): Do not call
16950 number_of_iterations_exit from a gcc_assert.
16952 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16954 * config/s390/s390.c (s390_swap_cmp): Look for conditional
16955 jumps if COND is NULL.
16956 (find_cond_jump): New function.
16957 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
16958 * config/s390/s390.md: Remove z10_cobra attribute value.
16960 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
16962 * config/alpha/alpha.h (alpha_expand_mov): Return false if
16963 force_const_mem returns NULL_RTX.
16965 2009-02-26 Jan Hubicka <jh@suse.cz>
16968 * cgraph.h (varpool_output_debug_info): Remove.
16969 * cgraphunit.c (varpool_output_debug_info): Remove.
16970 * dwarf2out.c (deferred_locations_struct): New struct
16971 (deferred_locations): New type.
16972 (deferred_locations_list): New static var.
16973 (deffer_location): New function.
16974 (gen_variable_die): Use it.
16975 (decls_for_scope): Output info on local static vars.
16976 (dwarf2out_finish): Process deferred locations.
16977 * varpool.c (varpool_output_debug_info): Remove.
16979 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
16981 PR rtl-optimization/39241
16982 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
16983 to subreg_offset_representable_p.
16985 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16987 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
16988 execute function prototype. Get f and nregs from max_reg_num
16989 and get_insns. Remove the first backward pass as it's dead,
16990 guard the forward pass by flag_expensive_optimizations.
16991 (rest_of_handle_regmove): Delete.
16992 (pass_regmove): Replace it with regmove_optimize.
16994 2009-02-25 Martin Jambor <mjambor@suse.cz>
16996 PR tree-optimization/39259
16997 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
16998 calls_alloca function flags.
16999 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
17000 calls are detected.
17002 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17004 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
17005 flags_set_1_rtx, flags_set_1_set): Delete.
17006 (regmove_optimize): Do not call mark_flags_life_zones.
17008 2009-02-24 Julian Brown <julian@codesourcery.com>
17011 * config/arm/arm.c (require_pic_register): Only set
17012 cfun->machine->pic_reg once per function.
17014 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
17016 * doc/invoke.texi (Link Options): Document an easier way to pass
17017 options that take arguments to the GNU linker using -Xlinker and -Wl.
17019 2009-02-24 Steve Ellcey <sje@cup.hp.com>
17022 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
17024 2009-02-24 Richard Guenther <rguenther@suse.de>
17027 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
17029 2009-02-24 Richard Guenther <rguenther@suse.de>
17030 Zdenek Dvorak <ook@ucw.cz>
17032 PR tree-optimization/39233
17033 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
17034 from converting them to a generic type.
17036 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
17038 PR tree-optimization/39260
17039 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
17040 contains a condition with a real type.
17041 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
17043 2009-02-23 Jason Merrill <jason@redhat.com>
17046 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
17047 narrowing_initializer_constant_valid_p.
17048 (narrowing_initializer_constant_valid_p): Don't return
17049 null_pointer_node for adding a pointer to itself.
17051 2009-02-23 Jan Hubicka <jh@suse.cz>
17054 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
17057 2009-02-23 Jan Hubicka <jh@suse.cz>
17059 PR tree-optimization/37709
17060 * tree.c (block_ultimate_origin): Move here from dwarf2out.
17061 * tree.h (block_ultimate_origin): Declare.
17062 * dwarf2out.c (block_ultimate_origin): Move to tree.c
17063 * tree-ssa-live.c (remove_unused_scope_block_p):
17064 Eliminate blocks containig no instructions nor live variables nor
17066 (dump_scope_block): New function.
17067 (remove_unused_locals): Enable removal of dead blocks by default;
17068 enable dumping at TDF_DETAILS.
17070 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17072 * config/i386/i386.c (classify_argument): Don't allow COImode
17074 (function_arg_advance_32): Don't allow OImode.
17075 (function_arg_32): Likewise.
17076 (function_value_32): Likewise.
17077 (return_in_memory_32): Likewise.
17078 (function_arg_64): Remove OImode comment.
17080 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17083 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
17084 ix86_expand_vector_set for V4DImode in 64bit mode only.
17085 (ix86_expand_vector_init_one_var): Likewise.
17087 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
17089 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
17091 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17094 * loop-iv.c: Revert last change.
17095 * emit-rtl.c: Likewise.
17097 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17100 * config/i386/i386.c (type_natural_mode): Remove an extra
17101 space in the warning message.
17102 (function_value_32): Handle 32-byte vector modes.
17103 (return_in_memory_32): Likewise.
17105 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17107 * loop-iv.c (truncate_value): New function.
17108 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
17110 (lowpart_subreg): Move to...
17111 * emit-rtl.c: ...here.
17113 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
17115 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
17116 accidental and undocumented change at revision 140860.
17118 2009-02-21 Joseph Myers <joseph@codesourcery.com>
17120 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
17121 take gimple_seq * arguments.
17122 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
17123 types_compatible_p langhook.
17125 2009-02-20 Mark Mitchell <mark@codesourcery.com>
17126 Joseph Myers <joseph@codesourcery.com>
17128 * config/arm/arm.c (arm_builtin_va_list): New function.
17129 (arm_expand_builtin_va_start): Likewise.
17130 (arm_gimplify_va_arg_expr): Likewise.
17131 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
17132 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
17133 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
17134 (va_list_type): New variable.
17135 (arm_mangle_type): Mangle va_list_type appropriately.
17137 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17139 PR middle-end/39157
17140 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
17141 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
17142 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
17143 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
17144 parameter to 1000 for -O1 by default.
17145 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
17147 * loop-invariant.c: Include params.h.
17148 (move_loop_invariants): Don't call move_single_loop_invariants on
17151 2009-02-20 Jaka Mocnik <jaka@xlab.si>
17153 * calls.c (emit_library_call_value_1): Use slot_offset instead of
17154 offset when calculating bounds for indexing stack_usage_map. Fixes
17155 a buffer overflow with certain target setups.
17157 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17160 * calls.c (expand_call): Clear try_tail_call if caller and callee
17161 disagree in promotion of function return value.
17163 2009-02-19 Jakub Jelinek <jakub@redhat.com>
17166 * c-common.c (c_determine_visibility): If visibility changed and
17167 DECL_RTL has been already set, call make_decl_rtl to update symbol
17170 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
17173 * varasm.c (assemble_variable): Don't check DECL_NAME when
17174 globalizing a variable.
17176 2009-02-19 Joseph Myers <joseph@codesourcery.com>
17179 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
17180 expression before any __builtin_trap call.
17181 * c-typeck.c (build_function_call): Convert and check function
17182 arguments before generating a call to a trap. Evaluate the
17183 function arguments before the trap.
17185 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
17188 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
17189 (UNSPEC_FXAM_MEM): New unspec.
17190 (fxam<mode>2_i387_with_temp): New insn and split pattern.
17191 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
17192 memory using fxam<mode>2_i387_with_temp to remove excess precision.
17194 2009-02-19 Richard Guenther <rguenther@suse.de>
17196 PR tree-optimization/39207
17197 PR tree-optimization/39074
17198 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
17199 storedanything_tree): New.
17200 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
17201 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
17202 (build_succ_graph): Add edges from STOREDANYTHING to all
17204 (init_base_vars): Initialize STOREDANYTHING.
17205 (compute_points_to_sets): Free substitution info after
17206 building the succ graph.
17207 (ipa_pta_execute): Likewise.
17209 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
17211 (do_ds_constraint): Do not add to special var or non-pointer
17213 (type_could_have_pointers): Split out from ...
17214 (could_have_pointers): ... here. For arrays use the element type.
17215 (create_variable_info_for): Initialize may_have_pointers.
17216 (new_var_info): Likewise.
17217 (handle_lhs_call): Make the HEAP variable unknown-sized.
17218 (intra_create_variable_infos): Use a type with pointers for
17219 PARM_NOALIAS, make it unknown-sized.
17221 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
17224 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
17226 2009-02-18 Jason Merrill <jason@redhat.com>
17229 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
17230 value if DECL_EXTERNAL.
17231 * tree-sra.c (sra_walk_gimple_assign): Likewise.
17232 * target.h (gcc_target::binds_local_p): Clarify "module".
17233 * tree.h (TREE_PUBLIC): Clarify "module".
17235 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
17238 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
17239 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
17241 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
17244 * c.opt (Wabi): Support C and ObjC.
17247 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
17249 * config/i386/i386.c (classify_argument): Warn once about the ABI
17250 change when passing union with long double.
17252 * doc/invoke.texi: Update -Wabi for warning psABI changes.
17254 2009-02-18 Joseph Myers <joseph@codesourcery.com>
17257 * c-parser.c (c_parser_compound_statement): Always enter and leave
17260 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17263 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
17265 2009-02-18 Jakub Jelinek <jakub@redhat.com>
17267 PR tree-optimization/36922
17268 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
17269 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
17272 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17274 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
17277 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17279 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
17281 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17283 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
17286 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
17287 Richard Sandiford <rdsandiford@googlemail.com>
17289 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
17290 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
17291 (loongson_biadd): ...this.
17293 2009-02-17 Richard Guenther <rguenther@suse.de>
17295 PR tree-optimization/39202
17296 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
17297 a var make sure to follow existing collapses.
17299 2009-02-17 Richard Guenther <rguenther@suse.de>
17301 PR middle-end/39214
17302 * langhooks.c (lhd_print_error_function): Check for NULL block.
17304 2009-02-17 Richard Guenther <rguenther@suse.de>
17306 PR tree-optimization/39204
17307 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
17310 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
17312 * config/soft-fp/double.h: Update from glibc CVS.
17314 2009-02-17 Richard Guenther <rguenther@suse.de>
17316 PR tree-optimization/39207
17317 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
17318 strict-aliasing warnings for pointers pointing to NULL.
17320 2009-02-16 Joseph Myers <joseph@codesourcery.com>
17323 * c-parser.c (c_parser_braced_init): Call pop_init_level when
17324 skipping until next close brace.
17326 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
17329 * config/i386/i386.c (ix86_expand_push): Set memory alignment
17330 to function argument boundary.
17332 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17334 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
17335 in the lea_add. Reload eventually constraints it properly.
17336 * config/picochip/constraints.md: Remove the target constraint
17337 "b", since it is not needed anymore.
17339 2009-02-16 Jakub Jelinek <jakub@redhat.com>
17341 * gthr-dce.h: Uglify function parameter and local variable names.
17342 * gthr-gnat.h: Likewise.
17343 * gthr-mipssde.h: Likewise.
17344 * gthr-nks.h: Likewise.
17345 * gthr-posix95.h: Likewise.
17346 * gthr-posix.h: Likewise.
17347 * gthr-rtems.h: Likewise.
17348 * gthr-single.h: Likewise.
17349 * gthr-solaris.h: Likewise.
17350 * gthr-tpf.h: Likewise.
17351 * gthr-vxworks.h: Likewise.
17352 * gthr-win32.h: Likewise.
17354 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
17357 * config/i386/i386.md: Restrict the new peephole2 to move
17358 between MMX/SSE registers.
17360 2009-02-15 Richard Guenther <rguenther@suse.de>
17363 2009-02-13 Richard Guenther <rguenther@suse.de>
17365 * configure.ac: Enable LFS.
17366 * configure: Re-generate.
17367 * config.in: Likewise.
17369 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17371 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
17372 spu_srqwbyte, spu_srqwbytebc): Define.
17373 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
17374 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
17375 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
17376 "shrqby_<mode>"): New insn-and-split patterns.
17377 * config/spu/spu.c (expand_builtin_args): Determine and return
17378 number of operands using spu_builtin_description data.
17379 (spu_expand_builtin_1): Use it.
17381 2009-02-13 Steve Ellcey <sje@cup.hp.com>
17384 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
17387 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17390 * config/i386/i386.c (override_options): Correct warning
17391 messages for -malign-loops, -malign-jumps and -malign-functions.
17393 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17396 * config/i386/i386.md: Restrict the new peephole2 to move
17397 between the general purpose registers.
17399 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17402 * config/i386/i386.c (type_natural_mode): Add a new argument.
17403 Return the original mode and warn ABI change if vector size is 32byte.
17404 (function_arg_advance): Updated.
17405 (function_arg): Likewise.
17406 (ix86_function_value): Likewise.
17407 (ix86_return_in_memory): Likewise.
17408 (ix86_sol10_return_in_memory): Likewise.
17409 (ix86_gimplify_va_arg): Likewise.
17410 (function_arg_32): Don't warn ABX ABI change here.
17411 (function_arg_64): Likewise.
17413 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
17415 * loop-iv.c (implies_p): In the final case, test that operands 0
17416 of the two comparisons match.
17418 * config/bfin/bfin.c (find_prev_insn_start): New function.
17419 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
17420 (find_next_insn_start): Move.
17422 2009-02-13 Richard Guenther <rguenther@suse.de>
17424 * configure.ac: Enable LFS.
17425 * configure: Re-generate.
17426 * config.in: Likewise.
17428 2009-02-13 Joseph Myers <joseph@codesourcery.com>
17431 * c-parser.c (c_parser_parms_list_declarator): Discard pending
17432 sizes on syntax error after some arguments have been parsed.
17434 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17436 * doc/invoke.texi (-fira): Remove.
17438 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17440 * caller-save.c: Replace regclass.c with reginfo.c in comments.
17441 * recog.c: Likewise.
17444 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
17446 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
17447 (umul_ppmm): Likewise.
17448 (count_leading_zeros): Likewise.
17449 (count_trailing_zeros): Likewise.
17450 (UMUL_TIME): Likewise.
17452 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17454 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
17455 soft-fp/t-softfp to tmake_file.
17457 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
17458 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
17459 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
17460 IA64_BUILTIN_INFQ]: New.
17461 (ia64_init_builtins): Initialize __builtin_infq,
17462 __builtin_fabsq and __builtin_copysignq if not HPUX.
17463 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
17464 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
17466 * config/ia64/lib1funcs.asm (__divtf3): Define only if
17468 (__fixtfti): Likewise.
17469 (__fixunstfti): Likewise.
17470 (__floattitf): Likewise.
17472 * config/ia64/libgcc-glibc.ver: New.
17473 * config/ia64/t-fprules-softfp: Likewise.
17474 * config/ia64/sfp-machine.h: Likewise.
17476 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
17477 (LIBGCC2_TF_CEXT): Likewise.
17478 (TF_SIZE): Likewise.
17479 (TARGET_INIT_LIBFUNCS): Likewise.
17481 * config/ia64/t-glibc (SHLINB_MAPFILES):
17482 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
17484 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17486 * config/i386/i386.c (construct_container): Rewrite processing
17487 BLKmode with X86_64_SSE_CLASS.
17489 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
17492 * config/i386/i386.md: Replace simplify_replace_rtx with
17493 replace_rtx in the new peephole2.
17495 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
17497 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
17498 loop unrolling do not happen at -O2.
17500 2009-02-12 Michael Matz <matz@suse.de>
17502 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
17504 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17506 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
17509 2009-02-12 Ben Elliston <bje@au.ibm.com>
17511 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
17512 patterns when updating the back chain. Missed in the 2009-02-10
17515 2009-02-11 Janis Johnson <janis187@us.ibm.com>
17517 * doc/extend.texi (Decimal Floating Types): Update identifier of
17518 draft TR and list of missing support.
17520 2009-02-11 Jakub Jelinek <jakub@redhat.com>
17522 PR middle-end/39154
17523 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
17524 bit to variable length decl's flags, add it also to its
17525 pointer replacement variable.
17527 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
17528 Jakub Jelinek <jakub@redhat.com>
17531 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
17532 (memory_blockage): New expander.
17533 (*memory_blockage): New insn pattern.
17534 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
17535 instead of general blockage at the end of function prologue when
17536 frame pointer is used to access red zone area. Do not emit blockage
17537 when profiling, it is emitted in generic code.
17538 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
17539 function epilogue when frame pointer is used to access red zone area.
17541 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
17544 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
17545 by arithmetic with memory operands.
17546 * config/i386/predicates.md (commutative_operator): New.
17548 2009-02-10 Janis Johnson <janis187@us.ibm.com>
17550 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
17553 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
17555 * alias.h (record_alias_subset): Declare.
17556 * alias.c (record_alias_subset): Make global.
17558 2009-02-10 Nick Clifton <nickc@redhat.com>
17560 * tree-parloops.c: Change license to GPLv3.
17561 * ipa-struct-reorg.c: Change license to GPLv3.
17562 * ipa-struct-reorg.h: Change license to GPLv3.
17564 2009-02-10 Steve Ellcey <sje@cup.hp.com>
17567 * c-decl.c (start_struct): Return NULL on error.
17569 2009-02-10 Jakub Jelinek <jakub@redhat.com>
17571 PR middle-end/39124
17572 * cfgloopmanip.c (remove_path): Call remove_bbs after
17573 cancel_loop_tree, not before it.
17576 * function.h (struct function): Add has_local_explicit_reg_vars bit.
17577 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
17578 VAR_DECLs were seen.
17579 * tree-ssa-live.c (remove_unused_locals): Recompute
17580 cfun->has_local_explicit_reg_vars.
17581 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
17582 copies or clearings if cfun->has_local_explicit_reg_vars.
17584 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
17587 * config/i386/i386.c (expand_prologue): Emit blockage at the end
17588 of function prologue when frame pointer is used to access
17591 2009-02-10 Richard Guenther <rguenther@suse.de>
17593 PR middle-end/39127
17594 * gimplify.c (gimple_regimplify_operands): Always look if
17595 we need to create a temporary.
17597 2009-02-10 Richard Guenther <rguenther@suse.de>
17599 PR tree-optimization/39132
17600 * tree-loop-distribution.c (todo): New global var.
17601 (generate_memset_zero): Trigger TODO_rebuild_alias.
17602 (tree_loop_distribution): Return todo.
17604 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
17607 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
17608 (x86_64_reg_class_name): Removed.
17609 (classify_argument): Return 0 if bytes > 32. Return 0 if the
17610 first one isn't X86_64_SSE_CLASS or any other ones aren't
17611 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
17612 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
17613 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
17614 and 3 X86_64_SSEUP_CLASS.
17615 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
17616 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
17618 2009-02-10 Ben Elliston <bje@au.ibm.com>
17620 * config/rs6000/rs6000.md (allocate_stack): Always use an update
17621 form instruction to update the stack back chain word, even if the
17622 user has disabled the generation of update instructions.
17623 (movdi_<mode>_update_stack): New.
17624 (movsi_update_stack): Likewise.
17625 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
17626 always use an update form instruction to update the stack back
17629 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
17631 PR middle-end/38953
17632 * graphite.c (if_region_set_false_region): After moving a region in
17633 the false branch of a condition, remove the empty dummy basic block.
17634 (gloog): Remove wrong fix for PR38953.
17636 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17638 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
17639 generation due to implicit sign extension.
17641 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
17643 PR middle-end/38981
17644 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
17645 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
17647 2009-02-09 Richard Guenther <rguenther@suse.de>
17649 PR middle-end/35202
17650 * convert.c (convert_to_real): Disable (float)fn((double)x)
17651 to fnf(x) conversion if errno differences may occur and
17652 -fmath-errno is set.
17654 2009-02-07 Anatoly Sokolov <aesok@post.ru>
17656 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
17657 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17658 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17660 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17663 * c-common.c (handle_alias_attribute): Disallow attribute for
17664 anything not a FUNCTION_DECL or VAR_DECL.
17666 2009-02-06 Janis Johnson <janis187@us.ibm.com>
17669 * real.c (do_compare): Special-case compare of zero against
17670 decimal float value.
17672 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17675 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
17676 as indicating flexible array members unless the field itself is
17677 being declarared as the incomplete array.
17679 2009-02-06 Jan Hubicka <jh@suse.cz>
17681 PR tree-optimization/38844
17682 * ipa-inline.c (try_inline): Stop inlining recursion when edge
17683 is already inlined.
17685 2009-02-06 Richard Guenther <rguenther@suse.de>
17687 PR middle-end/38977
17688 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
17689 fork because we may expand it as __gcov_fork.
17691 2009-02-06 Nick Clifton <nickc@redhat.com>
17693 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
17695 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
17697 PR tree-optimization/35659
17698 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
17699 vn_phi_eq): Shortcut if hashcode does not match.
17700 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
17702 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
17703 and avoid iterative_hash_expr.
17704 (FOR_EACH_VALUE_ID_IN_SET): New.
17705 (value_id_compare): Remove.
17706 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
17707 sort expressions by value id.
17709 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
17712 * config/sh/predicates.md (general_movsrc_operand): Don't check
17713 the subreg of system registers here.
17715 2009-02-05 Jakub Jelinek <jakub@redhat.com>
17718 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
17719 on the copied decl.
17721 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
17723 PR rtl-optimization/39110
17724 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
17725 addresses, not aligned ones.
17727 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
17728 Richard Guenther <rguenther@suse.de>
17730 PR tree-optimization/39100
17731 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
17732 comment says and add edges.
17734 2009-02-05 Joseph Myers <joseph@codesourcery.com>
17737 * c-common.c (handle_tls_model_attribute): Ignore attribute for
17738 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
17740 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
17742 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
17743 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
17744 register_bb_in_sese, new_sese, free_sese): Moved.
17745 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
17746 outermost_loop_in_scop, build_scop_iteration_domain,
17747 expand_scalar_variables_ssa_name, get_vdef_before_scop,
17748 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
17749 Use loop_in_sese_p instead of loop_in_scop_p.
17750 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
17751 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
17752 (scopdet_basic_block_info): Fix bug in scop detection.
17753 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
17754 eq_loop_to_cloog_loop): Remove.
17755 (nb_loops_around_loop_in_scop, nb_loop
17756 ref_nb_loops): Moved here...
17757 * graphite.h (ref_nb_loops): ... from here.
17758 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
17759 (loop_domain_dim, loop_iteration_vector_dim): Remove.
17760 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
17761 * testsuite/gcc.dg/graphite/scop-19.c: New
17763 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
17764 Hans-Peter Nilsson <hp@axis.com>
17766 PR rtl-optimization/37889
17767 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
17768 Move offset handling from PLUS to before the switch. Use new
17769 arguments when considering SYMBOL_REFs too.
17770 (rtx_addr_can_trap_p): Pass dummy offset and size.
17771 (enum may_trap_p_flags): Remove.
17772 (may_trap_p_1): Pass size from MEM_SIZE.
17774 PR rtl-optimization/38921
17775 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
17776 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
17777 * rtlanal.c (may_trap_after_code_motion_p): Delete.
17778 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
17780 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
17782 AVX Programming Reference (January, 2009)
17783 * config/i386/sse.md (*vpclmulqdq): New.
17785 2009-02-04 Jakub Jelinek <jakub@redhat.com>
17787 PR tree-optimization/38977
17788 PR gcov-profile/38292
17789 * calls.c (special_function_p): Disregard __builtin_ prefix.
17791 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
17793 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
17794 non-indexable addresses even before reload.
17796 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17799 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
17800 as having variable size. Do not give an error for unnamed
17801 parameters with [*] declarators. Give a warning for type names
17802 with [*] declarators and mark them as variable size.
17803 * c-parser.c (c_parser_sizeof_expression): Do not give an error
17804 for sizeof applied to [*] type names.
17806 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17809 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
17811 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17813 * gcc.c (process_command): Update copyright notice dates.
17814 * gcov.c (print_version): Likewise.
17815 * gcov-dump.c (print_version): Likewise.
17816 * mips-tfile.c (main): Likewise.
17817 * mips-tdump.c (main): Likewise.
17819 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17822 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
17823 for composite type involving a zero-length array type.
17825 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17828 * function.c (match_asm_constraints_1): Skip over
17829 initial optional % in the constraint.
17831 PR inline-asm/39059
17832 * c-parser.c (c_parser_postfix_expression): If fixed point is not
17833 supported, don't accept FIXED_CSTs.
17834 * c-decl.c (finish_declspecs): Error if fixed point is not supported
17835 and _Sat is used without _Fract/_Accum. Set specs->type to
17836 integer_type_node for cts_fract/cts_accum if fixed point is not
17839 2009-02-02 Catherine Moore <clm@codesourcery.com>
17841 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
17843 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
17845 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
17846 (ABI_HAS_64BIT_SYMBOLS): Use it.
17847 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
17849 2009-02-02 Paul Brook <paul@codesourcery.com>
17851 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
17853 2009-02-02 Jakub Jelinek <jakub@redhat.com>
17855 PR inline-asm/39058
17856 * recog.h (asm_operand_ok): Add constraints argument.
17857 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
17858 recurse on matching constraint.
17859 (check_asm_operands): Pass constraints as 3rd argument to
17860 asm_operand_ok. Don't look up matching constraint here.
17861 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
17864 2009-02-02 Ben Elliston <bje@au.ibm.com>
17866 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
17867 TARGET_NARROW_VOLATILE_BITFIELD macro names.
17869 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17871 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
17872 information. Remove some obsolete information. Reorganize.
17874 * config/pa/fptr.c: Revert license to GPL 2.
17875 * config/pa/milli64.S: Likewise.
17877 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17880 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
17881 LIBRARY name in, instead of hard-coding it.
17882 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
17883 extra target make frag to tmake_files according to EH model.
17884 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
17885 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
17886 frags that define makefile variable EH_MODEL appropriately.
17887 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
17888 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
17889 to "-sjlj" according to type of EH configured.
17890 (LIBGCC_SONAME): Concatenate it to shared library base name.
17891 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
17892 to "_sjlj" according to type of EH configured.
17893 (LIBGCC_SONAME): Concatenate it to shared library base name.
17894 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
17895 (SHLIB_LINK): Add missing semicolon to if-else construct.
17896 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17897 string value of "pe_dll" command-line option.
17898 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
17899 (SHLIB_SONAME): Use it when overriding t-cygming default.
17900 (SHLIB_IMPLIB): Override t-cygming default.
17901 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17902 string value of "pe_dll" command-line option.
17904 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17907 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
17908 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
17910 2009-01-31 Richard Guenther <rguenther@suse.de>
17912 PR tree-optimization/38937
17913 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
17914 computing the transitive closure.
17916 2009-01-30 Richard Guenther <rguenther@suse.de>
17918 PR tree-optimization/39041
17919 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17920 Propagate variable indices only if the types match for this stmt.
17922 2009-01-30 Jakub Jelinek <jakub@redhat.com>
17925 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
17926 inline but never defined.
17928 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
17930 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
17931 (*insv_h_di_reg_extimm): New insn.
17932 (*insv_l<mode>_reg_extimm): New insn.
17934 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17936 * config/picochip/picochip.c (flag_conserve_stack): set
17937 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
17938 fconserve-stack. Reduce call-overhead used by inliner.
17940 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17943 * common.opt (flag_conserve_stack): Initialised to zero.
17945 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
17948 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
17949 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
17952 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
17954 * ira-color.c (allocno_reload_assign): Update comments.
17955 * regmove.c (regmove_optimize): Likewise.
17959 2009-01-29 Robert Millan <rmh@aybabtu.com>
17961 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
17962 * config/i386/kopensolaris-gnu.h: New file. Undefine
17963 `MD_UNWIND_SUPPORT'.
17964 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
17966 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
17968 PR tree-optimization/39007
17969 * tree-loop-distribution.c (generate_builtin): Use
17970 recompute_dominator to compute the immediate dominator of the
17971 basic block just after the loop.
17973 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17975 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
17976 (ASM_OUTPUT_DWARF_PCREL): Define.
17978 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
17980 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
17981 * doc/passes.texi: Remove entries about regclass, local-alloc, and
17982 global. Modify entries about regmove and IRA.
17984 * ra-conflict.c: Remove the file.
17986 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
17988 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
17989 (pass_regclass_init): Rename to pass_reginfo_init.
17991 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
17993 * toplev.h (flag_ira): Remove.
17995 * caller-save.c (setup_save_areas): Remove flag_ira.
17997 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
17999 * global.c: Remove the file.
18001 * opts.c (decode_options): Remove flag_ira.
18003 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
18005 * regmove.c: Modify file description.
18006 (find_use_as_address, try_auto_increment): Define them only if
18007 AUTO_INC_DEC is defined.
18008 (replacement_quality, replace_in_call_usage, fixup_match_1,
18009 stable_and_no_regs_but_for_p): Remove.
18010 (reg_set_in_bb): Make it static.
18011 (regmove_optimize): Remove flag_ira and code which worked for
18014 * local-alloc.c: Remove the file.
18016 * common.opt (fira): Remove.
18018 * ira.c: Include except.h.
18019 (eliminable_regset): Move from global.c.
18020 (mark_elimination): Ditto. Remove flag_ira.
18021 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
18022 equiv_mem_modified, validate_equiv_mem_from_store,
18023 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
18024 contains_replace_regs, memref_referenced_p, memref_used_between_p,
18025 no_equiv, recorded_label_ref): Move from local-alloc.c.
18026 (update_equiv_regs): Ditto. Make it static.
18027 (print_insn_chain, print_insn_chains): Move it from global.c.
18028 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
18029 (build_insn_chain): Ditto. Make it static.
18030 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
18031 Rename to init_live_subregs.
18032 (gate_ira): Remove flag_ira.
18034 * regclass.c: Rename reginfo.c. Change file description.
18035 (FORBIDDEN_INC_DEC_CLASSES): Remove.
18036 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
18037 (init_reg_sets_1): Remove code for evaluation of
18038 reg_class_superclasses and losing_caller_save_reg_set.
18039 (init_regs): Remove init_reg_autoinc.
18040 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
18041 ok_for_base_p_nonstrict): Remove.
18042 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
18043 (pass_regclass_init): Rename to pass_reginfo_init. Modify
18044 corresponding entries.
18045 (dump_regclass, record_operand_costs, scan_one_insn,
18046 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
18047 record_address_regs, auto_inc_dec_reg_p): Remove.
18048 (gt-regclass.h): Rename to gt-reginfo.h.
18050 * rtl.h (dump_global_regs, retry_global_alloc,
18051 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
18053 * Makefile.in (RA_H): Remove.
18054 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
18055 Rename regclass.o to reginfo.o.
18056 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
18058 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
18059 (GTFILES): Rename regclass.c to reginfo.c.
18061 * passes.c (init_optimization_passes): Remove pass_local_alloc and
18062 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
18064 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18065 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
18067 (finish_spills): Ditto. Remove code for !flag_ira.
18069 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
18071 PR middle-end/35854
18072 * doc/invoke.texi (rtl debug options): Complete rewrite.
18073 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
18075 * mode-switching.c (pass_mode_switching): Rename pass from
18076 "mode-sw" to "mode_sw".
18077 * except.c (pass_convert_to_eh_ranges): Rename pass from
18078 "eh-ranges" to "eh_ranges".
18079 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
18083 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
18084 Alexander Monakov <amonakov@ispras.ru>
18086 PR middle-end/38857
18087 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
18089 (move_exprs_to_boundary): Change return type and pass through
18090 should_move from move_op. Relax assert. Update usage ...
18091 (schedule_expr_on_boundary): ... here. Use should_move instead of
18093 (move_op_orig_expr_found): Indicate that insn was disconnected from
18095 (code_motion_process_successors): Do not call after_merge_succs
18096 callback if original expression was not found when traversing any of
18098 (code_motion_path_driver): Change return type. Update prototype.
18099 (move_op): Update comment. Add a new parameter (should_move). Update
18100 prototype. Set *should_move based on indication provided by
18101 move_op_orig_expr_found.
18103 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
18105 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
18106 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
18107 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
18108 * config/rs6000/rs6000.c (rs6000_override_options): Default
18109 avoid-indexed-addresses on for Power6, off for everything else.
18110 (avoiding_indexed_address_p): New function.
18111 (rs6000_legitimize_address): Use it.
18112 (rs6000_legitimate_address): Likewise.
18113 * config/rs6000/rs6000.md (movXX_updateX): Likewise
18115 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
18117 PR tree-optimization/38997
18118 * tree-loop-distribution.c (generate_memset_zero): Use
18119 POINTER_PLUS_EXPR for a pointer addition.
18121 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
18123 * config/s390/s390.md (bswap<mode>2): New pattern added.
18125 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18127 * config/s390/s390.md (*tls_load_31): Added type attribute.
18129 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18131 * config/s390/s390.md: Fix a few comments.
18133 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18135 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
18136 (*tm<mode>_full): Fixed z10prop attribute.
18137 (*tst<mode>_extimm): Fixed z10prop attribute.
18138 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
18139 (*tstqiCCT_cconly): Fixed z10prop attribute.
18140 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
18141 (*movsi_larl): Fixed z10prop attribute.
18142 (*movsi_zarch): Fixed z10prop attribute.
18143 (*movsi_eas): Fixed z10prop attribute.
18144 (*movhi): Fixed z10prop attribute.
18145 (*movqi): Fixed z10prop attribute.
18146 (*movstrictqi): Fixed z10prop attribute.
18147 (*mov<mode>): Fixed z10prop attribute.
18148 (*movcc): Fixed z10prop attribute.
18149 (*sethighpartdi_64): Fixed z10prop attribute.
18150 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
18151 (*negdi2_sign_cc): Fixed z10prop attribute.
18152 (*negdi2_sign): Fixed z10prop attribute.
18153 (*absdi2_sign_cc): Fixed z10prop attribute.
18154 (*absdi2_sign): Fixed z10prop attribute.
18155 (*negabsdi2_sign_cc): Fixed z10prop attribute.
18156 (*negabsdi2_sign): Fixed z10prop attribute.
18157 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
18158 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
18159 (doloop_si64): Fixed z10prop attribute.
18160 (doloop_si31): Fixed z10prop attribute.
18161 (doloop_long): Fixed z10prop attribute.
18162 (indirect_jump): Fixed z10prop attribute.
18163 (nop): Fixed z10prop attribute.
18164 (main_base_64): Fixed z10prop attribute.
18165 (reload_base_64): Fixed z10prop attribute.
18167 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18169 PR rtl-optimization/38740
18170 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
18172 * config/mips/mips.c (mips_reorg): Likewise.
18174 2009-01-28 Richard Guenther <rguenther@suse.de>
18176 PR tree-optimization/38926
18177 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
18178 with the correct value id to a value.
18179 (do_regular_insertion): Use the value number of edoubleprime
18180 for the value number of the expr.
18183 2008-08-21 Richard Guenther <rguenther@suse.de>
18185 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
18186 a PHI ask VN if it is already available.
18187 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
18188 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
18190 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18192 PR middle-end/38934
18193 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
18194 set to varying whenever max has TREE_OVERFLOW set, similarly
18195 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
18197 2009-01-28 Richard Guenther <rguenther@suse.de>
18199 PR middle-end/38908
18200 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
18201 uninitialized aggregate uses in call arguments.
18203 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
18205 PR tree-optimization/38984
18206 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
18207 the nothing_id variable if -fno-delete-null-pointer-checks.
18209 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
18212 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
18213 (set_got_offset_rex64): Ditto.
18215 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
18218 * doc/extend.texi: Improve local variable with asm reg.
18220 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
18222 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
18223 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
18224 was not supplied then set warn_packed_bitfield_compat to the
18225 default value of 1.
18226 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
18229 2009-01-27 Richard Guenther <rguenther@suse.de>
18231 PR tree-optimization/38503
18232 * cfgexpand.c (expand_gimple_basic_block): Ignore
18233 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
18234 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
18235 variables that cannot have TBAA applied.
18236 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
18239 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
18241 PR middle-end/38969
18242 * calls.c (initialize_argument_information): Do not wrap complex
18243 arguments in SAVE_EXPR.
18245 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
18247 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
18248 (INSTALL_LIBGCC): Revert typo commit.
18250 2009-01-26 Richard Guenther <rguenther@suse.de>
18252 PR tree-optimization/38745
18253 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
18254 from special handling.
18256 2009-01-26 Richard Guenther <rguenther@suse.de>
18258 PR tree-optimization/38745
18259 * tree-ssa.c (execute_update_addresses_taken): Do not include
18260 variables that cannot possibly be a register in not_reg_needs.
18261 Do not clear TREE_ADDRESSABLE on vars that may not become
18263 * tree-ssa.c (update_alias_info_1): Include those in the set
18264 of addressable vars.
18266 2009-01-26 Richard Guenther <rguenther@suse.de>
18268 PR middle-end/38851
18269 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
18270 * tree-ssa-dse.c: Include langhooks.h
18271 (execute_simple_dse): Remove stores with zero size.
18273 2009-01-24 Jakub Jelinek <jakub@redhat.com>
18276 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
18279 2009-01-24 Julian Brown <julian@codesourcery.com>
18281 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
18282 config/arm/linux-atomic.c.
18283 * config/arm/linux-atomic.c: New.
18285 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
18287 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
18288 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
18289 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
18291 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
18294 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
18297 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
18299 PR tree-optimization/38953
18300 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
18301 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
18302 (gloog): Split the exit of the scop when the scop exit is a loop exit.
18303 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
18306 2009-01-24 Paul Brook <paul@codesourcery.com>
18308 * config/arm/neon.md (neon_type): Move to arm.md.
18309 (neon_mov<VSTRUCT>): Add neon_type attribute.
18310 * config/arm/arm.md (neon_type): Move to here.
18311 (conds): Add "unconditioal" and use as default for NEON insns.
18313 2009-01-24 Ben Elliston <bje@au.ibm.com>
18315 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
18316 void *' warning from -Wc++-compat.
18317 * Makefile.in (dominance.o-warn): Remove.
18319 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
18321 PR tree-optimization/38932
18322 * fold-const.c (fold_unary_ignore_overflow): New.
18323 * tree.h (fold_unary_ignore_overflow): Declare.
18324 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
18325 * tree-ssa-sccvn.c (visit_reference_op_load,
18326 simplify_unary_expression): Likewise.
18328 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
18330 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
18331 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
18332 regardless of their type.
18333 * c-common.c (handle_packed_attribute): Don't ignore packed on
18335 * c.opt (Wpacked-bitfield-compat): New warning option.
18336 * stor-layout.c (place_field): Warn if offset of a field changed.
18337 * doc/extend.texi (packed): Mention the ABI change.
18338 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
18339 (Warning Options): Add it to the list.
18341 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
18343 * c-opts.c (c_common_post_options): Fix a typo in comments.
18345 2009-01-22 Steve Ellcey <sje@cup.hp.com>
18347 PR middle-end/38615
18348 * gimplify.c (gimplify_init_constructor): Fix promotion of const
18349 variables to static.
18350 * doc/invoke.texi (-fmerge-all-constants): Update description.
18352 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
18355 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
18356 (*movdi_1_rex64): Use type "mmx" for alternative 5.
18358 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
18360 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
18362 (LOCAL_ALIGNMENT): Similarly.
18364 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18365 Joseph Myers <joseph@codesourcery.com>
18367 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
18368 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
18369 * config/arm/arm-tune.md: Regenerate.
18370 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
18373 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18375 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
18376 version number to five.
18378 2009-01-22 Dodji Seketeli <dodji@redhat.com>
18381 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
18382 * c-common.c (set_underlying_type): Likewise.
18383 (is_typedef_decl ): Likewise
18385 (set_underlying_type): Likewise.
18386 (is_typedef_type): Likewise.
18388 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
18390 PR middle-end/38587
18391 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
18394 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
18397 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
18398 (LIBGCC_SPEC): Don't define.
18399 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
18401 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
18403 PR rtl-optimization/38879
18404 * alias.c (base_alias_check): Unaligned access via AND address can
18405 alias all surrounding object types except those with sizes equal
18406 or wider than the size of unaligned access.
18408 2009-01-21 Dodji Seketeli <dodji@redhat.com>
18411 * c-decl.c (clone_underlying_type): Move this ...
18412 * c-common.c (set_underlying_type): ... here.
18413 Also, make sure the function properly sets TYPE_STUB_DECL() on
18414 the newly created typedef variant type.
18415 (is_typedef_decl ): New entry point.
18416 * tree.h: Added a new member member_types_needing_access_check to
18417 struct tree_decl_non_common.
18418 (set_underlying_type): New entry point.
18419 (is_typedef_type): Likewise.
18421 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
18423 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
18424 Check whether two instructions have memory references that
18425 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
18426 are helper functions for traversing.
18427 * alias.h (insn_alias_sets_confilict_p): New prototypes.
18428 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
18429 not to draw dependency edge for instructions with non-conflicting
18432 2009-01-20 Joseph Myers <joseph@codesourcery.com>
18435 * longlong.h: Update copyright years. Use soft-fp license notice.
18436 Sync __clz_tab declaration with glibc.
18438 2009-01-20 Steve Ellcey <sje@cup.hp.com>
18441 * doc/extend.texi (syscall_linkage): New.
18442 (version_id): Modify.
18444 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
18445 Richard Guenther <rguenther@suse.de>
18447 PR tree-optimization/38747
18448 PR tree-optimization/38748
18449 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
18450 conversion if the base address is an indirect reference and the
18451 aliasing sets could cause issues.
18453 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18455 * common.opt (fgraphite, fgraphite-identity): Add comment for
18456 explaining why these options are not documented.
18458 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18460 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
18461 gimple_call_lhs is NULL.
18463 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
18466 * emit-rtl.c (adjust_address_1): Make sure memref is never
18469 2009-01-20 Ben Elliston <bje@au.ibm.com>
18471 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18472 const qualifier from arg parameter. Remove unnecessary cast to char *.
18473 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18474 const qualifier from arg 2.
18476 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
18478 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
18480 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
18483 * rtl.h (reinit_regs): New prototype.
18484 * regclass.c: Include ira.h.
18485 (reinit_regs): New.
18486 * Makefile.in (regclass.o): Add ira.h.
18487 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
18489 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
18492 * c-common.c (handle_aligned_attribute): Use
18493 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
18494 default alignment value.
18496 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
18498 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
18499 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
18501 * doc/extend.texi: Update __attribute__ ((aligned)). Document
18502 __BIGGEST_ALIGNMENT__.
18504 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
18506 2009-01-18 Richard Guenther <rguenther@suse.de>
18508 PR tree-optimization/38819
18509 * tree-flow.h (operation_could_trap_helper_p): Declare.
18510 * tree-eh.c (operation_could_trap_helper_p): Export.
18511 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
18512 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
18513 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
18514 are about to insert a possibly trapping instruction and fail
18517 2009-01-18 Andreas Schwab <schwab@suse.de>
18519 * doc/install.texi (Configuration): Remove obsolete paragraph
18520 about use of --with-gnu-ld with --with-gnu-as.
18522 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
18524 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
18525 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
18526 Follow spelling conventions.
18528 2009-01-18 Ben Elliston <bje@au.ibm.com>
18530 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
18531 C++ warning about implicit conversion from void * to struct
18533 (bitmap_obstack_free): Likewise for bitmap_element *.
18534 * Makefile.in (bitmap.o-warn): Remove.
18536 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
18538 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
18540 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
18541 Tobias Grosser <tobi.grosser@amd.com>
18543 * graphite.c (graphite_trans_scop_block): Do not block single
18546 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
18548 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
18549 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
18550 test with assertion.
18552 2009-01-16 Richard Guenther <rguenther@suse.de>
18554 PR tree-optimization/38835
18555 PR middle-end/36227
18556 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
18557 and INT + PTR -> (INT)(PTR p+ INT) folding.
18558 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
18560 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
18563 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
18564 the subreg from a lowpart subreg if it is also casting the value.
18566 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18567 Tobias Grosser <tobi.grosser@amd.com>
18569 * graphite.c (compare_prefix_loops): New.
18570 (build_scop_canonical_schedules): Rewritten.
18571 (graphite_transform_loops): Move build_scop_canonical_schedules
18572 after build_scop_iteration_domain.
18574 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18575 Tobias Grosser <tobi.grosser@amd.com>
18577 * graphite.c (add_conditions_to_domain): Add the loops to
18578 the dimension of the iteration domain. Do copy the domain
18579 only when it exists.
18580 (build_scop_conditions_1): Do not call add_conditions_to_domain.
18581 (add_conditions_to_constraints): New.
18582 (can_generate_code_stmt, can_generate_code): Removed.
18583 (gloog): Do not call can_generate_code.
18584 (graphite_transform_loops): Call add_conditions_to_constraints
18585 after building the iteration domain.
18587 2009-01-16 Jakub Jelinek <jakub@redhat.com>
18589 PR tree-optimization/38789
18590 * tree-ssa-threadedge.c
18591 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18592 __builtin_constant_p.
18594 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18596 * dce.c (delete_unmarked_insns): Reversed the order that insns are
18597 examined before deleting them.
18599 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
18601 * function.c (aggregate_value_p): Correctly extract the function
18602 type from CALL_EXPR_FN lookup.
18604 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18606 * config/picochip/picochip.c (picochip_override_options): Revert
18607 CFI asm flag disable commited previously.
18609 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
18610 Tobias Grosser <tobi.grosser@amd.com>
18611 Jan Sjodin <jan.sjodin@amd.com>
18613 * graphite.c (scan_tree_for_params): On substractions negate
18614 all the coefficients of the term.
18615 (clast_to_gcc_expression_red): New. Handle reduction expressions
18616 of more than two operands.
18617 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
18618 (get_vdef_before_scop): Handle also the case of default definitions.
18620 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
18622 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
18623 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
18624 Also use them when walking CALL_INSN_FUNCTION_USAGE.
18626 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
18627 Joey Ye <joey.ye@intel.com>
18629 PR middle-end/37843
18630 * cfgexpand.c (expand_stack_alignment): Don't update stack
18631 boundary nor check incoming stack boundary here.
18632 (gimple_expand_cfg): Update stack boundary and check incoming
18633 stack boundary here.
18635 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18637 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
18639 2009-01-14 Jakub Jelinek <jakub@redhat.com>
18641 PR rtl-optimization/38245
18642 * calls.c (expand_call): Add stack arguments to
18643 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18644 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
18645 in regs and partially in memory or BLKmode arguments.
18646 (emit_library_call_value_1): Add stack arguments to
18647 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18648 ACCUMULATE_OUTGOING_ARGS).
18649 * dce.c: Include tm_p.h.
18650 (find_call_stack_args): New function.
18651 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
18653 (mark_insn): Call find_call_stack_args for CALL_Ps.
18654 (prescan_insns_for_dce): Walk insns backwards in bb rather than
18655 forwards. Allocate and free arg_stores bitmap if needed, pass it
18656 down to deletable_insn_p, don't mark stores set in arg_stores
18657 bitmap, clear the bitmap at the beginning of each bb.
18658 * Makefile.in (dce.o): Depend on $(TM_P_H).
18660 2009-01-14 Michael Meissner <gnu@the-meissners.org>
18663 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
18664 to make sure the insn is a conditional test (bug 22599). Reformat a
18667 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
18669 PR middle-end/38431
18670 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
18671 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
18672 (gloog): Do not call cleanup_tree_cfg.
18673 (graphite_transform_loops): Call cleanup_tree_cfg after all
18674 scops have been code generated.
18676 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
18677 * doc/gty.texi (Invoking the garbage collector): Added new node
18678 and section documenting ggc_collect.
18680 2009-01-14 Richard Guenther <rguenther@suse.de>
18682 PR tree-optimization/38826
18683 PR middle-end/38477
18684 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
18685 initialization notes only if we actually emitted a warning.
18686 (intra_create_variable_infos): Add constraints for a result decl
18687 that is passed by hidden reference.
18688 (build_pred_graph): Mark all related variables non-direct on
18691 2009-01-14 Nick Clifton <nickc@redhat.com>
18693 * ira-conflicts.c: Include addresses.h for the definition of
18695 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
18696 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
18698 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
18701 * Makefile.in (ira-lives.o): Add except.h.
18703 * ira-lives.c: Include except.h.
18704 (process_bb_node_lives): Process can_throw_internal.
18706 2009-01-13 Jakub Jelinek <jakub@redhat.com>
18708 PR rtl-optimization/38774
18709 * combine.c (simplify_set): When undoing cc_use change, don't do
18710 PUT_CODE on the newly created comparison, but instead put back the
18713 2009-01-13 Joseph Myers <joseph@codesourcery.com>
18715 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
18716 values. Remove duplicate arm8 entry.
18718 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18720 PR tree-optimization/38786
18721 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
18722 the SSA_NAME case of expand_scalar_variables_expr.
18723 Set the type of an expression to the type of its assign statement.
18724 (expand_scalar_variables_expr): Also gather the scalar computation
18725 used to index the memory access. Do not pass loop_p.
18726 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
18727 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
18728 the gimple_stmt_iterator where it inserts new code.
18729 Do not pass loop_p.
18730 (copy_bb_and_scalar_dependences): Do not pass loop_p.
18731 (translate_clast): Update call to copy_bb_and_scalar_dependences.
18733 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18735 * graphite.h (debug_value): Removed.
18736 * graphite.c (debug_value): Removed.
18738 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18740 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
18741 ldrd/strd with two 32-bit instructions.
18743 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18745 * config/arm/arm.c (struct processors): Pass for speed down into
18746 cost helper functions.
18747 (const_ok_for_op): Handle COMPARE and inequality nodes.
18748 (arm_rtx_costs_1): Rewrite.
18749 (arm_size_rtx_costs): Update prototype.
18750 (arm_rtx_costs): Pass speed down to helper functions.
18751 (arm_slowmul_rtx_costs): Rework cost calculations.
18752 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
18753 (arm_9e_rtx_costs): Likewise.
18755 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
18757 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
18758 relocations of local symbols wider than UNITS_PER_WORD are not valid.
18759 (alpha_legitimize_address): Do not split local symbols wider than
18760 UNITS_PER_WORD into HIGH/LO_SUM parts.
18762 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
18765 * gcc.c (process_command): Replace call to execvp with calls
18766 to pex_one and exit.
18768 2009-01-03 Anatoly Sokolov <aesok@post.ru>
18771 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
18772 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
18773 variant for devices with 3-byte PC.
18774 (__tablejump_elpm__): New.
18776 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18779 * c-parser.c (c_parser_postfix_expression): Allow `->' in
18780 offsetof member-designator, handle it as `[0].'.
18782 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18784 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
18785 function when not using named sections on targets with named sections
18786 if branch distance is less than 262132.
18788 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
18790 * combine.c (combine_instructions): Recompute
18791 optimize_this_for_speed_p for each BB in the main combine loop.
18793 2009-01-12 Tomas Bily <tbily@suse.cz>
18796 * tree-loop-distribution.c (prop_phis): New function.
18797 (generate_builtin): Call prop_phis.
18798 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
18800 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18802 PR tree-optimization/38807
18803 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
18804 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
18806 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
18808 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
18809 subreg of op0 to the original op0.
18811 2009-01-11 Laurent GUERBY <laurent@guerby.net>
18813 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
18815 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
18818 * mips-tfile.c (parse_def): Fix parsing of def strings
18819 starting with digits.
18821 2009-01-10 Jakub Jelinek <jakub@redhat.com>
18824 * config/arm/arm.c (arm_is_long_call_p): Don't call
18825 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
18827 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
18829 * regrename.c (regrename_optimize): Fix dumping.
18830 (find_oldest_value_reg): Preserve REG_POINTER.
18831 (copy_hardreg_forward_1): Likewise.
18833 2009-01-09 Diego Novillo <dnovillo@google.com>
18835 * gimple.h (struct gimple_statement_base) <uid>: Document
18836 the restrictions on its use.
18837 (gimple_uid): Tidy.
18838 (gimple_set_uid): Tidy.
18840 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18842 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
18843 zero guard even if align_bytes != 0 and count is smaller than
18846 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
18848 PR rtl-optimization/38495
18849 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
18850 (add_range_and_copies_from_move_list): Print all added ranges.
18851 Add ranges to memory optimized destination.
18853 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18857 * config/i386/i386.c (override_options): Reject
18858 -mstringop-strategy=rep_8byte with -m32.
18859 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
18860 to 1. Do count comparison against epilogue_size_needed at compile
18861 time even when count_exp was constant forced into register. For
18862 size_needed don't jump to epilogue, instead just avoid aligning
18863 and invoke the body algorithm. If need_zero_guard, add zero guard
18864 even if count is non-zero, but smaller than size_needed + number of
18865 bytes that could be stored for alignment.
18866 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
18867 to 1. If need_zero_guard, add zero guard even if count is non-zero,
18868 but smaller than size_needed + number of bytes that could be stored
18869 for alignment. Compare size_needed with epilogue_size_needed instead
18870 of desired_align - align, don't adjust size_needed, pass
18871 epilogue_size_needed to the epilogue expanders.
18874 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
18876 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18878 * pa.c (last_address): Change to unsigned.
18879 (update_total_code_bytes): Change argument to unsigned. Don't
18880 check if insn addresses are set.
18881 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
18882 addresses are not set.
18883 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
18885 2009-01-09 Nick Clifton <nickc@redhat.com>
18887 * config/sh/symbian.c: Replace uses of DECL_INLINE with
18888 DECL_DECLARED_INLINE_P.
18890 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18892 PR middle-end/38347
18893 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
18894 GET_MODE (op0) in operand_subword_force calls.
18896 PR middle-end/38771
18897 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
18898 fold_convert arg0 operands to TREE_TYPE (op0) first.
18900 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
18902 * params.def (ira-max-conflict-table-size): Decrease default value
18905 2009-01-08 Jakub Jelinek <jakub@redhat.com>
18907 PR tree-optimization/37031
18908 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
18910 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
18911 allocate it using gc instead of heap, use VEC_quick_push instead of
18913 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
18914 instead of heap, use VEC_quick_push instead of VEC_safe_push.
18915 * tree-data-ref.h (struct access_matrix): Change matrix to gc
18916 allocated vector from heap allocated.
18917 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
18918 * tree-loop-linear.c (linear_transform_loops): Allocate nest
18919 vector only after perfect_loop_nest_depth call.
18921 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
18922 Jan Sjodin <jan.sjodin@amd.com>
18924 PR tree-optimization/38559
18925 * graphite.c (debug_value, copy_constraint,
18926 swap_constraint_variables, scale_constraint_variable, ): New.
18927 (get_lower_bound, get_upper_bound): Removed.
18928 (graphite_trans_bb_strip_mine): Clean up this code that works
18929 only for constant number of iterations. Fully copy upper and
18930 lower bound constraints, not only the constant part of them.
18931 * graphite.h (debug_value): Declared.
18933 2009-01-08 Ira Rosen <irar@il.ibm.com>
18935 PR tree-optimization/37194
18936 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
18937 Don't add the cost of cost model guard in prologue to scalar
18938 outside cost in case of known number of iterations.
18940 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
18941 Alan Modra <amodra@bigpond.net.au>
18943 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
18944 non-word-aligned REG+CONST addressing.
18946 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18949 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
18950 free_after_compilation when outputting a thunk.
18951 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
18952 Do not call free_after_compilation here.
18954 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18956 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
18957 (ix86_valid_target_attribute_inner_p): Ditto.
18959 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
18961 PR tree-optimization/38492
18962 PR tree-optimization/38498
18963 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
18964 * tree-chrec.h (scev_is_linear_expression): Declared.
18965 * graphite.c (graphite_cannot_represent_loop_niter): New.
18966 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
18967 (graphite_loop_normal_form): Use gcc_assert.
18968 (scan_tree_for_params): Use CASE_CONVERT.
18969 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
18970 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
18971 Use gcc_assert. Discard scops that contain unhandled cases.
18972 (build_scop_conditions): Return a boolean status for unhandled cases.
18973 (strip_mine_profitable_p): Print the loop number, not its depth.
18974 (is_interchange_valid): Pass the depth of the loop nest, don't
18975 recompute it wrongly.
18976 (graphite_trans_bb_block): Same.
18977 (graphite_trans_bb_block): Print tentative of loop blocking.
18978 (graphite_trans_scop_block): Do not print that the loop has been
18980 (graphite_transform_loops): Do not handle scops that contain condition
18983 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
18985 AVX Programming Reference (December, 2008)
18986 * config/i386/avxintrin.h (_mm256_stream_si256): New.
18987 (_mm256_stream_pd): Likewise.
18988 (_mm256_stream_ps): Likewise.
18990 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
18991 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
18992 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
18993 (bdesc_special_args): Add __builtin_ia32_movntdq256,
18994 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
18995 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
18996 (ix86_expand_special_args_builtin): Likewise.
18998 * config/i386/sse.md (AVXMODEDI): New.
18999 (avx_movnt<mode>): Likewise.
19000 (avx_movnt<mode>): Likewise.
19001 (<sse>_movnt<mode>): Remove AVX support.
19002 (sse2_movntv2di): Likewise.
19004 2009-01-07 Richard Guenther <rguenther@suse.de>
19006 PR middle-end/38751
19007 * fold-const.c (extract_muldiv): Remove obsolete comment.
19008 (fold_plusminus_mult_expr): Undo MINUS_EXPR
19009 to PLUS_EXPR canonicalization for the canonicalization.
19011 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
19013 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
19014 hosted cross-compilers generating less efficient code.
19016 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19018 * function.h (rtl_data): Add a dbr_scheduled_p field.
19019 * reorg.c (dbr_schedule): Set it.
19020 (gate_handle_delay_slots): Check it.
19021 * config/mips/mips.c (mips_base_delayed_branch): Delete.
19022 (mips_reorg): Check flag_delayed_branch instead of
19023 mips_base_delayed_branch.
19024 (mips_override_options): Don't set mips_base_delayed_branch
19025 or flag_delayed_branch.
19027 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19029 PR rtl-optimization/38426.
19030 * ira.c (ira): Set current_function_is_leaf earlier.
19032 2009-01-06 Jakub Jelinek <jakub@redhat.com>
19034 PR rtl-optimization/38722
19035 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
19036 too early, only set a flag and modify after last possible
19039 2009-01-06 Janis Johnson <janis187@us.ibm.com>
19042 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
19043 * real.c (decimal_single_format): Correct values of emin and emax.
19044 (decimal_double_format): Ditto.
19045 (decimal_quad_format): Ditto.
19046 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
19047 computation of DECnn_MIN and DECnn_MAX for corrected values of
19048 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
19049 __DECnn_MIN__, and adjust its computation for the corrected value
19052 2009-01-06 Jan Hubicka <jh@suse.cz>
19055 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
19057 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
19059 * doc/contrib.texi (Contributors): Slightly adjust the end note.
19060 Add Robert Clark to the list of testers.
19062 2009-01-06 Jan Hubicka <jh@suse.cz>
19063 Kai Tietz <kai.tietz@onevision.com>
19065 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
19066 * config/i386/i386.c (ix86_expand_call): Add clobbers.
19068 2009-01-06 Jan Hubicka <jh@suse.cz>
19069 Kai Tietz <kai.tietz@onevision.com>
19071 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
19073 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
19074 (ix86_nsaved_regs): Count only general purpose regs.
19075 (ix86_nsaved_sseregs): New.
19076 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
19077 to 16 for w64; compute padding and size of sse reg save area.
19078 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
19079 general purpose regs.
19080 (ix86_emit_save_sse_regs_using_mov): New.
19081 (ix86_expand_prologue): Save SSE regs if needed.
19082 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
19083 (ix86_emit_restore_sse_regs_using_mov): New.
19084 (ix86_expand_epilogue): Save SSE regs if needed.
19086 2009-01-06 Jan Hubicka <jh@suse.cz>
19087 Kai Tietz <kai.tietz@onevision.com>
19089 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
19090 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
19091 functions when accumulate outgoing args is off.
19093 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19096 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
19097 before using pseudos_have_intersected_live_ranges_p.
19099 * ira-int.h (ira_assert): Always define.
19101 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19103 AVX Programming Reference (December, 2008)
19104 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
19105 (_mm256_permute2_pd): Likewise.
19106 (_mm_permute2_ps): Likewise.
19107 (_mm256_permute2_ps): Likewise.
19108 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
19109 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
19111 * config/i386/i386.c (ix86_builtins): Remove
19112 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
19113 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
19114 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
19115 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
19116 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
19117 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
19118 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
19119 __builtin_ia32_vpermil2ps256.
19120 (ix86_init_mmx_sse_builtins): Updated.
19121 (ix86_expand_args_builtin): Likewise.
19123 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19125 * pa.c (output_call): Relocate non-jump insns in the delay slot of
19126 long absolute calls when generating PA 2.0 code.
19128 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
19130 PR rtl-optimization/38583
19131 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
19133 * params.def (ira-max-conflict-table-size): New.
19135 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
19137 * ira.h (ira_conflicts_p): New external definition.
19139 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
19140 table. Report this. Return result of building.
19141 (ira_build_conflicts): Use ira_conflicts_p. Check result of
19142 building conflict table.
19144 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
19145 (ira_color): Use ira_conflicts_p.
19147 * global.c: Include ira.h.
19148 (pseudo_for_reload_consideration_p, build_insn_chain): Use
19151 * Makefile.in (global.o): Add ira.h.
19153 * ira-build.c (mark_all_loops_for_removal,
19154 propagate_some_info_from_allocno): New.
19155 (remove_unnecessary_allocnos): Call
19156 propagate_some_info_from_allocno.
19157 (remove_low_level_allocnos): New.
19158 (remove_unnecessary_regions): Add parameter. Call
19159 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
19160 parameter to remove_unnecessary_regions.
19161 (ira_build): Remove all regions but root if the conflict table was
19162 not built. Update conflict hard regs for allocnos crossing calls.
19164 * ira.c (ira_conflicts_p): New global.
19165 (ira): Define and use ira_conflicts_p.
19167 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19168 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
19169 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
19171 2009-01-06 Ben Elliston <bje@au.ibm.com>
19173 * gengtype-lex.l (YY_NO_INPUT): Define.
19175 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19178 * c-common.c (handle_vector_size_attribute): Also reject
19179 BOOLEAN_TYPE types.
19181 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
19183 PR tree-optimization/38492
19184 * graphite.c (rename_map_elt, debug_rename_elt,
19185 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
19186 rename_map_elt_info, eq_rename_map_elts,
19187 get_new_name_from_old_name, bb_in_sese_p): Moved around.
19188 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
19189 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
19190 (sese_build_livein_liveouts): New.
19191 (new_sese, free_sese): New.
19192 (new_scop): Call new_sese.
19193 (free_scop): Call free_sese.
19194 (rename_variables_from_edge, rename_phis_end_scop): Removed.
19195 (register_old_new_names): Renamed register_old_and_new_names.
19196 (register_scop_liveout_renames, add_loop_exit_phis,
19197 insert_loop_close_phis, struct igp,
19198 default_liveout_before_guard, add_guard_exit_phis,
19199 insert_guard_phis, copy_renames): New.
19200 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
19201 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
19202 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
19203 (scop_adjust_phis_for_liveouts): New.
19204 (gloog): Call scop_adjust_phis_for_liveouts.
19206 * graphite.h (struct sese): Documented. Added fields liveout,
19207 num_ver and livein.
19208 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
19209 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
19210 (struct scop): Added field liveout_renames.
19211 (SCOP_LIVEOUT_RENAMES): New.
19213 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19215 PR tree-optimization/38510
19216 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
19217 (translate_clast): Call recompute_all_dominators before
19219 (gloog): Call recompute_all_dominators before graphite_verify.
19221 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19222 Jan Sjodin <jan.sjodin@amd.com>
19224 PR tree-optimization/38500
19225 * graphite.c (create_sese_edges): Call fix_loop_structure after
19228 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19230 * config.gcc: Add m32r*-*-rtems*.
19231 * config/m32r/rtems.h: New file.
19233 2009-01-05 Ben Elliston <bje@au.ibm.com>
19235 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
19236 (.po.pox): Likewise.
19237 (po/gcc.pot): Likewise.
19239 2009-01-04 David S. Miller <davem@davemloft.net>
19241 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
19242 (STARTING_FRAME_OFFSET): Always set to zero.
19244 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19246 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
19247 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
19248 fixed-point types, and vectors of the same.
19250 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19252 * config/mips/sync.md (*mb_barrier): Rename to...
19253 (*memory_barrier): ...this.
19255 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
19257 * doc/extend.texi (Function Attributes): Move @cindex after @item
19258 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
19259 and put in alphabetical order. Fix 'target' name and put in order.
19260 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
19263 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
19265 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
19266 (memory_barrier): Expand as unspec instead of unspec_volatile.
19267 Remove mem:BLK from insn operands. Use Pmode scratch register.
19268 (*memory_barrier): Define as unspec instead of unspec_volatile.
19269 Use (match_dup 0) as input operand.
19271 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
19272 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
19273 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
19274 scratch register. Remove operand 1.
19275 (*stbar): Define as unspec instead of unspec_volatile.
19276 Use (match_dup 0) as input operand, remove (const_int 8).
19277 (*membar): Define as unspec instead of unspec_volatile.
19278 Use (match_dup 0) as input operand, remove input operand 2.
19280 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
19281 (memory_barrier): Expand as unspec instead of unspec_volatile.
19282 Remove mem:BLK from insn operands. Use Pmode scratch register.
19283 (*memory_barrier): Define as unspec instead of unspec_volatile.
19284 Use (match_dup 0) as input operand.
19286 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
19287 Remove mem:BLK from insn operands. Use Pmode scratch register.
19288 Set volatile flag on operand 0.
19289 (*memory_barrier): New insn pattern.
19291 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
19293 (*memory_barrier): Use (match_dup 0) as input operand.
19295 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
19296 Remove mem:BLK from insn operands. Use Pmode scratch register.
19297 Set volatile flag on operand 0.
19298 (*mb_internal): New insn pattern.
19300 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
19302 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19304 PR middle-end/38586
19305 * function.c (struct temp_slot): Move to the section of the file
19306 that deals with temp slots. Remove field 'address'.
19307 (temp_slot_address_table): New hash table of address -> temp slot.
19308 (struct temp_slot_address_entry): New struct, items for the table.
19309 (temp_slot_address_compute_hash, temp_slot_address_hash,
19310 temp_slot_address_eq, insert_temp_slot_address): Support functions
19312 (find_temp_slot_from_address): Rewrite to use the new hash table.
19313 (remove_unused_temp_slot_addresses): Remove addresses of temp
19314 slots that have been made available.
19315 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
19316 worker function for remove_unused_temp_slot_addresses.
19317 (assign_stack_temp_for_type): Don't clear the temp slot address list.
19318 Add the temp slot address to the address -> temp slot map.
19319 (update_temp_slot_address): Update via insert_temp_slot_address.
19320 (free_temp_slots): Call remove_unused_temp_slot_addresses.
19321 (pop_temp_slots): Likewise.
19322 (init_temp_slots): Allocate the address -> temp slot map, or empty
19323 the map if it is already allocated.
19324 (prepare_function_start): Initialize temp slot processing.
19326 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19328 PR middle-end/38584
19329 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
19330 Calculate the size of all stack vars assuming no packing of stack
19331 vars will happen, replacing a quadratic algorithm with a linear one.
19333 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19336 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
19339 2009-01-03 Diego Novillo <dnovillo@google.com>
19341 * doc/contrib.texi: Update contributions.
19343 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19346 * builtins.c (fold_builtin_memory_op): Give up if either operand
19347 is volatile. Set srctype or desttype to non-qualified version
19351 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
19352 and FUNCTION_DECLs.
19354 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
19356 PR rtl-optimization/35805
19357 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
19358 problem if fast dce is able to remove any instructions.
19359 * dce.c (dce_process_block): Fix dump message.
19361 2009-01-02 Mark Mitchell <mark@codesourcery.com>
19364 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
19366 2009-01-02 Jakub Jelinek <jakub@redhat.com>
19368 PR middle-end/38690
19369 * tree-flow.h (op_code_prio, op_prio): New prototypes.
19370 * tree-pretty-print.c (op_code_prio): New function.
19371 (op_prio): No longer static. Use op_code_prio.
19372 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
19373 Use op_prio and op_code_prio to determine if () should be
19374 printed around operand(s) or not.
19376 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
19377 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
19378 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
19379 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
19380 pp_character instead of pp_string for single letter printing.
19382 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
19384 * doc/extend.texi: Fix '#pragma GCC option' typo.
19386 2009-01-02 Richard Guenther <rguenther@suse.de>
19388 * doc/install.texi (--enable-checking): Mention different
19389 default for stage1.
19390 (--enable-stage1-checking): Document.
19392 2009-01-01 Andrew Pinski <pinskia@gmail.com>
19394 PR middle-end/30142
19395 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
19396 case to be an error.
19398 2009-01-02 Ben Elliston <bje@au.ibm.com>
19400 * config/fp-bit.h (pack_d): Constify argument.
19401 * config/fp-bit.c (makenan): Constify return type. Remove casts.
19402 (isnan): Constify argument.
19404 (iszero): Likewise.
19405 (pack_d): Likewise.
19406 (_fpadd_parts): Constify return type.
19407 (_fpmul_parts): Likewise.
19408 (_fpdiv_parts): Likewise.
19410 2009-01-01 Jakub Jelinek <jakub@redhat.com>
19413 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
19414 warn about overwriting initializer with side-effects or
19415 -Woverride-init if !IMPLICIT.
19416 (output_init_element): Likewise. Pass IMPLICIT down to
19418 (process_init_element): Add IMPLICIT argument. Pass it down
19419 to output_init_element.
19420 (push_init_element, pop_init_level, set_designator): Adjust
19421 process_init_element callers.
19422 (set_nonincremental_init, set_nonincremental_init_from_string):
19423 Adjust add_pending_init callers.
19424 (output_pending_init_elements): Adjust output_init_element callers.
19425 * c-tree.h (process_init_element): Adjust prototype.
19426 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
19427 process_init_element callers.
19430 Copyright (C) 2009 Free Software Foundation, Inc.
19432 Copying and distribution of this file, with or without modification,
19433 are permitted in any medium without royalty provided the copyright
19434 notice and this notice are preserved.