1 2009-07-28 Jan Hubicka <jh@suse.cz>
3 PR tree-optimization/40759
4 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
7 2009-07-27 DJ Delorie <dj@redhat.com>
9 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
10 types are dword-aligned.
11 (mep_expand_va_start): Likewise.
13 2009-07-27 Olivier Hainque <hainque@adacore.com>
14 Douglas B Rupp <rupp@gnat.com>
16 * convert.c (convert_to_pointer): Don't assume the target
17 pointer type is POINTER_SIZE long. Fetch its precision instead.
19 2009-07-27 Douglas B Rupp <rupp@gnat.com>
21 * system.h (fopen): Undefine if macro.
23 2009-07-27 Jakub Jelinek <jakub@redhat.com>
25 * dwarf2out.c (output_cfi_p): Removed.
26 (output_cfis): New function.
27 (output_fde): New function, split from output_call_frame_info.
28 (output_call_frame_info): Use it.
29 (dwarf2out_switch_text_section): Use output_cfis.
31 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
33 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
34 TARGET_BI_ARCH is specified without enabling SJLJ.
35 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
36 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
38 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
40 * arm.md (negdi2): Use DImode if forcing a value into a register.
42 2009-07-26 Ira Rosen <irar@il.ibm.com>
44 PR tree-optimization/40801
45 * tree-vect-stmts.c (vectorizable_call): Get previous copy
46 of vector operand from the previous copy of vector statement.
47 Pass the correct definition type value to
48 vect_get_vec_def_for_stmt_copy().
50 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
52 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
53 const char ** conversion.
55 2009-07-25 David Daney <ddaney@caviumnetworks.com>
57 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
58 fancy_abort() if !ENABLE_ASSERT_CHECKING.
59 (gcc_unreachable): Invoke __builtin_unreachable() if
60 !ENABLE_ASSERT_CHECKING.
62 2009-07-25 David Daney <ddaney@caviumnetworks.com>
64 PR rtl-optimization/40445
65 * emit-rtl.c (next_nonnote_insn_bb): New function.
66 * rtl.h (next_nonnote_insn_bb): Declare new function.
67 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
68 with no successors that is the successor of the ENTRY_BLOCK.
69 Continue from the top after removing an empty fallthrough block.
70 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
73 2009-07-25 David Daney <ddaney@caviumnetworks.com>
75 * cfgcleanup.c (old_insns_match_p): Handle the case of empty
78 2009-07-25 Martin Jambor <mjambor@suse.cz>
80 * c-common.c (c_common_attribute_table): New element for noclone.
81 (handle_noclone_attribute): New function. Forward-declare.
82 * tree-inline.c (tree_versionable_function_p): Check for noclone
84 * doc/extend.texi (Labels as Values): Document need for noclone.
85 (Function Attributes): Document noclone attribute.
87 2009-07-25 Jakub Jelinek <jakub@redhat.com>
89 PR rtl-optimization/34999
90 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
91 and dw_fde_switched_cold_to_hot fields.
92 (output_cfi_p): New function.
93 (output_call_frame_info): If fde->dw_fde_switched_sections,
94 output 2 FDEs instead of one with corrupted header.
95 (dwarf2out_do_cfi_startproc): New function.
96 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
97 and fde->dw_fde_switched_cold_to_hot.
98 (dwarf2out_switch_text_section): Compute
99 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
100 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
101 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
102 Otherwise, compute fde->dw_fde_switch_cfi.
104 2009-07-24 Cary Coutant <ccoutant@google.com>
106 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
108 2009-07-24 Cary Coutant <ccoutant@google.com>
110 * cfghooks.c (split_block): Copy discriminator to new block.
111 * tree-cfg.c (assign_discriminator): Check location of last
112 instruction in block as well as first.
114 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
116 * config/i386/linux.c: Use fputs or putc instead of fprintf
118 * config/i386/gas.h: Ditto.
119 * config/i386/x86-64.h: Ditto.
120 * config/i386/att.h: Ditto.
122 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
124 * expmed.c (emit_store_flag): Use a recursive call to optimize the
127 2009-07-24 Martin Jambor <mjambor@suse.cz>
129 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
130 (ipa_push_func_to_list_1): Declare.
131 (ipa_push_func_to_list): New function.
133 * ipa-prop.c (ipa_push_func_to_list_1): New function.
134 (ipa_init_func_list): Call ipa_push_func_to_list_1.
135 (ipa_push_func_to_list): Removed.
136 (ipa_pop_func_from_list): Clear node_enqueued flag.
138 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
140 * config/s390/s390.c (override_options): Default
141 max-unrolled-insns to 100 for z10 tuning.
143 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
145 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
146 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
147 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
148 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
149 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
150 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
151 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
153 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
155 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
156 use default set in mingw32.h header.
157 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
158 64-bit /mingw/include path.
159 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
162 2009-07-23 Neil Vachharajani <nvachhar@google.com>
164 PR rtl-optimization/40209
165 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
167 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
169 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
170 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
171 with the rest of string where appropriate. Use fputs or putc
172 instead of fprintf where appropriate.
174 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
175 Pat Haugen <pthaugen@us.ibm.com>
176 Revital Eres <ERES@il.ibm.com>
178 * config/rs6000/vector.md: New file. Move most of the vector
179 expander support here from altivec.md to allow for the VSX vector
180 unit in the future. Add support for secondary_reload patterns.
181 Rewrite the patterns for vector comparison, and vector comparison
182 predicate instructions so that the RTL expresses the desired
183 behavior, instead of using unspec.
185 * config/rs6000/constraints.md ("f" constraint): Use
186 rs6000_constraints to hold the precalculated register class.
187 ("d" constraint): Ditto.
188 ("wd" constraint): New constraint for VSX.
189 ("wf" constraint): Ditto.
190 ("ws" constraint): Ditto.
191 ("wa" constraint): Ditto.
192 ("wZ" constraint): Ditto.
193 ("j" constraint): Ditto.
195 * config/rs6000/predicates.md (vsx_register_operand): New
197 (vfloat_operand): New predicate for vector.md.
198 (vint_operand): Ditto.
199 (vlogical_operand): Ditto.
200 (easy_fp_constant): If VSX, 0.0 is an easy constant.
201 (easy_vector_constant): Add VSX support.
202 (altivec_indexed_or_indirect_operand): New predicate for
203 recognizing Altivec style memory references with AND -16.
205 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
206 for vector secondary reload support.
207 (rs6000_vector_reg_class): Delete, replacing it with
209 (rs6000_vsx_reg_class): Ditto.
210 (rs6000_constraints): New array to hold the register classes of
211 each of the register constraints that can vary at runtime.
212 (builtin_mode_to_type): New static array for builtin function type
214 (builtin_hash_table): New static hash table for builtin function
216 (TARGET_SECONDARY_RELOAD): Define target hook.
217 (TARGET_IRA_COVER_CLASSES): Ditto.
218 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
219 registers are 128 bits if VSX memory reference instructions are used.
220 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
222 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
223 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
224 Print several of the scheduling related parameters.
225 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
226 rs6000_constraints instead of rs6000_vector_reg_class. Move
227 -mdebug=reg code to rs6000_debug_reg_global. Add support for
228 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
229 Altivec. Add VSX support. Setup for secondary reload support on
230 Altivec/VSX registers.
231 (rs6000_override_options): Make power7 set the scheduling groups
232 like the power5. Add support for new debug switches to override
233 the scheduling defaults. Temporarily disable -mcpu=power7 from
234 setting -mvsx. Add support for debug switches -malways-hint,
235 -msched-groups, and -malign-branch-targets.
236 (rs6000_buitlin_conversion): Add support for returning unsigned
237 vector conversion functions to fix regressions due to stricter
239 (rs6000_builtin_mul_widen_even): Ditto.
240 (rs6000_builtin_mul_widen_odd): Ditto.
241 (rs6000_builtin_vec_perm): Ditto.
242 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
243 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
245 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
247 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
248 VSX types for bit operations. Changes to accomidate vector.md.
251 (struct builtin_description_predicates): Rewrite predicate
252 handling so that RTL describes the operation, instead of passing
253 the instruction to be used as a string argument.
254 (bdesc_altivec_preds): Ditto.
255 (altivec_expand_predicate_builtin): Ditto.
256 (altivec_expand_builtin): Ditto.
257 (rs6000_expand_ternop_builtin): Use a switch instead of an if
258 statement for vsldoi support.
259 (altivec_expand_ld_builtin): Change to use new names from vector.md.
260 (altivec_expand_st_builtin): Ditto.
261 (paired_expand_builtin): Whitespace changes.
262 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
263 builtin_mode_to_type table for secondary reload. Call
264 builtin_function_type to build random builtin functions.
265 (altivec_init_builtins): Change to use builtin_function_type to
266 create builtin function types dynamically as we need them.
267 (builtin_hash_function): New support for hashing the tree types
268 for builtin function as we need it, rather than trying to build
269 all of the trees that we need. Add initial preliminary VSX support.
270 (builtin_function_type): Ditto.
271 (builtin_function_eq): Ditto.
272 (builtin_hash_struct): Ditto.
273 (rs6000_init_builtins): Ditto.
274 (rs6000_common_init_builtins): Ditto.
275 (altivec_init_builtins): Ditto.
276 (rs6000_common_init_builtins): Ditto.
277 (enum reload_reg_type): New enum for simplifing reg classes.
278 (rs6000_reload_register_type): Simplify register classes into GPR,
279 Vector, and other registers. Altivec and VSX addresses in reload.
280 (rs6000_secondary_reload_inner): Ditto.
281 (rs6000_ira_cover_classes): New target hook, that returns the
282 appropriate cover classes, based on -mvsx being used or not.
283 (rs6000_secondary_reload_class): Add VSX support.
284 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
285 (get_vsel_insn): Ditto.
286 (rs6000_emit_vector_compare): Rewrite vector conditional support
287 so that where we can, we use RTL operators, instead of blindly use
289 (rs6000_emit_vector_select): Ditto.
290 (rs6000_emit_vector_cond_expr): Ditto.
291 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
292 (create_TOC_reference): Add -mdebug=addr support.
293 (emit_frame_save): VSX loads/stores need register indexed addressing.
295 * config/rs6000/rs6000.md: Include vector.md.
297 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
299 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
300 support for V2DI, V2DF in logical, permute, select operations.
302 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
303 switch for vsx/power7.
304 (-mvsx-scalar-memory): Ditto.
305 (-mvsx-align-128): Ditto.
306 (-mallow-movmisalign): Ditto.
307 (-mallow-df-permute): Ditto.
308 (-msched-groups): Ditto.
309 (-malways-hint): Ditto.
310 (-malign-branch-targets): Ditto.
312 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
314 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
315 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
316 (rs6000_vector_reg_class): Delete.
317 (rs6000_vsx_reg_class): Ditto.
318 (enum rs6000_reg_class_enum): New enum for the constraints that
319 vary based on target switches.
320 (rs6000_constraints): New array to hold the register class for all
321 of the register constraints that vary based on the switches used.
322 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
323 (enum rs6000_builtins): Add unsigned varients for the builtin
324 declarations returned by target hooks for expanding multiplies,
325 select, and permute operations. Add VSX builtins.
326 (enum rs6000_builtin_type_index): Add entries for VSX.
327 (V2DI_type_node): Ditto.
328 (V2DF_type_node): Ditto.
329 (unsigned_V2DI_type_node): Ditto.
330 (bool_long_type_node): Ditto.
331 (intDI_type_internal_node): Ditto.
332 (uintDI_type_internal_node): Ditto.
333 (double_type_internal_node): Ditto.
335 * config/rs6000/altivec.md (whole file): Move all expanders to
336 vector.md from altivec.md. Rename insn matching functions to be
338 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
339 (altivec_vcmp*): Ditto.
340 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
341 (VM): New iterator for moves that includes the VSX types.
342 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
343 (altivec_vperm_<mode>_uns): New, for unsigned types.
344 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
345 (altivec_eq<mode>): Ditto.
346 (altivec_gt<mode>): Ditto.
347 (altivec_gtu<mode>): Ditto.
348 (altivec_eqv4sf): Ditto.
349 (altivec_gev4sf): Ditto.
350 (altivec_gtv4sf): Ditto.
351 (altivec_vcmpbfp_p): Ditto.
353 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
355 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
358 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
361 * config/i386/i386.c (output_387_ffreep): Rewrite to use
362 ASM_SHORT instead of .word.
363 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
364 instead of .word in asm template.
366 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
369 * ira-lives.c (bb_has_abnormal_call_pred): New function.
370 (process_bb_node_lives): Use it.
372 * ira.c (setup_cover_and_important_classes): Don't setup
373 ira_important_class_nums. Add cover classes to the end of
375 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
377 (find_reg_class_closure): Use reorder_important_classes.
379 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
381 * config/i386/i386.c (i386_ira_cover_classes): New function.
382 (TARGET_IRA_COVER_CLASSES): Redefine.
384 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
385 importance of order of cover classes in the array.
387 2009-07-22 Diego Novillo <dnovillo@google.com>
389 * tree-pass.h (TDF_EH): Define.
390 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
391 contains TDF_EH, print the EH region number holding GS.
392 * tree-dump.c (dump_options): Add "eh".
393 * doc/invoke.texi: Document it.
395 2009-07-22 Doug Kwan <dougkwan@google.com>
397 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
399 2009-07-22 Michael Matz <matz@suse.de>
401 PR tree-optimization/35229
402 PR tree-optimization/39300
404 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
405 (inhibit_phi_insertion): New function.
406 (insert_into_preds_of_block): Call it for REFERENCEs.
407 (init_pre): Initialize and finalize scalar evolutions.
408 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
410 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
412 * config/i386/predicates.md (zero_extended_scalar_load_operand):
413 Use CONST_VECTOR_NUNITS to determine number of elements.
415 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
417 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
418 (U, W): Constraints are now deprecated and will be removed if we
420 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
422 ("prefetch"): Add the stcmh instruction for prefetching.
423 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
425 (s390_short_displacement): Return always true if compiling for
426 machines not providing the long displacement facility.
427 (s390_mem_constraint): Support the new constraint letter Z.
428 (s390_check_qrst_address): New function.
430 2009-07-21 DJ Delorie <dj@redhat.com>
432 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
435 2009-07-21 Jason Merrill <jason@redhat.com>
437 * c-common.c (max_tinst_depth): Increase default to 1024.
439 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
441 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
442 (vec_unpacku_float_lo_v4si): Ditto.
444 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
447 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
448 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
449 (builtin_description): Add __builtin_ia32_cvtudq2ps.
450 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
452 2009-07-21 Jakub Jelinek <jakub@redhat.com>
454 PR tree-optimization/40813
455 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
458 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
460 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
461 with a NOP_EXPR if needed.
463 2009-07-21 Paul Brook <paul@codesourcery.com>
465 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
466 Terminate debug dump with newline.
468 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
470 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
471 Cast "1" to unsigned HOST_WIDE_INT.
472 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
473 deposit length to the maximum length - lsb. Extend length if
474 HOST_BITS_PER_WIDE_INT is 32.
476 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
478 * cgraph.h (constant_pool_htab): New function.
479 (constant_descriptor_tree): Move from varasm.c.
480 * varasm.c (constant_pool_htab): New function.
481 (constant_descriptor_tree): Move to cgraph.h.
483 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
485 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
487 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
489 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
492 2009-07-20 Xinliang David Li <davidxl@google.com>
494 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
496 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
498 * config/mips/mips.md (move_type): Add arith.
499 (type): Handle arith.
500 (zero_extendsidi2): Rename this into ...
501 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
502 (zero_extendsidi2): New expander.
503 (*zero_extendsidi2_dext): New pattern.
505 2009-07-20 Nick Clifton <nickc@redhat.com>
507 * config.gcc (mips64-*-*): Add definition of tm_defines in order
508 to set MIPS_ABI_DEFAULT.
509 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
511 2009-07-20 Jakub Jelinek <jakub@redhat.com>
513 * tree-object-size.c (addr_object_size): Handle unions with
514 array in it as last field of structs in __bos (, 1) as __bos (, 0).
516 PR tree-optimization/40792
517 * tree.c (build_function_type_skip_args): Remove bogus assert.
519 2009-07-20 Jan Hubicka <jh@suse.cz>
520 Martin Jambor <mjambor@suse.cz>
522 * cgraph.h (combined_args_to_skip): New field.
523 * cgraph.c (cgraph_create_virtual_clone): Properly handle
524 combined_args_to_skip and args_to_skip.
525 * tree-inline.c (update_clone_info): New function.
526 (tree_function_versioning): Call update_clone_info.
527 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
529 (cgraph_materialize_all_clones): More extensive dumping, working
530 with combined_args_to_skip rather than args_to_skip.
532 2009-07-20 Ira Rosen <irar@il.ibm.com>
534 * tree-vectorizer.h (vectorizable_condition): Add parameters.
535 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
536 (get_initial_def_for_reduction): Likewise.
537 (vectorizable_reduction): Skip the check of first operand in case
538 of COND_EXPR. Add check that it is outer loop vectorization if
539 nested cycle was detected. Call vectorizable_condition() for
540 COND_EXPR. If reduction epilogue cannot be created do not fail for
541 nested cycles (if it is not double reduction). Assert that there
542 is only one type in the loop in case of COND_EXPR. Call
543 vectorizable_condition() to vectorize COND_EXPR.
544 * tree-vect-stmts.c (vectorizable_condition): Update comment.
545 Add parameters. Allow nested cycles if called from
546 vectorizable_reduction(). Use reduction vector variable if provided.
547 (vect_analyze_stmt): Call vectorizable_reduction() before
548 vectorizable_condition().
549 (vect_transform_stmt): Update call to vectorizable_condition().
551 2009-07-20 Christian Bruel <christian.bruel@st.com>
553 * config/sh/sh.opt (-mfmovd): Resurrect and document.
554 * doc/invoke.texi (-mfmovd): Likewise.
555 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
557 2009-07-20 Jan Hubicka <jh@suse.cz>
559 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
560 when handling SSA name.
562 2009-07-19 Jan Hubicka <jh@suse.cz>
564 PR tree-optimization/40676
565 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
566 virtual PHIs in empty BBs.
568 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
570 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
571 re-expanded the compound use gen_lowpart instead to convert to the
574 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
576 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
577 OUTER_CONST arguments.
578 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
579 the new wider mode will be masked off.
580 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
582 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
584 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
585 high-order bits are zero.
587 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
589 * combine.c (simplify_shift_const_1): Split code to determine
591 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
592 new bits shifted in are identical to the old sign bit.
594 2009-07-18 Richard Guenther <rguenther@suse.de>
597 * gimplify.c (gimplify_call_expr): Reject code using results from
598 functions returning void.
600 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
602 * doc/md.texi: Document the new PowerPC "es" constraint.
603 Document that "m" can include automodified addresses on this target,
604 and explain how %U must be used. Extend the "Q" and "Z" documentation
605 to suggest "es" as well as "m".
606 * config/rs6000/constraints.md (es): New memory constraint.
607 (Q, Z): Update strings to match new documentation.
609 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
611 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
612 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
613 * config/rs6000/predicates.md (volatile_mem_operand): Use
614 offsettable_nonstrict_memref_p.
615 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
616 (*floatunssidf2_internal): Likewise.
617 (*fix_truncdfsi2_internal): Likewise.
618 (*fix_trunctfsi2_internal): Likewise.
620 2009-07-17 Anatoly Sokolov <aesok@post.ru>
622 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
624 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
626 2009-07-17 Richard Guenther <rguenther@suse.de>
629 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
630 (pass_warn_unused_result): Likewise.
631 (TODO_set_props): Remove.
632 * omp-low.c (diagnose_omp_structured_block_errors): Change to
634 (pass_diagnose_omp_blocks): Define.
635 * c-decl.c (pop_file_scope): Do not finalize the CU here.
636 (c_gimple_diagnostics_recursively): Remove.
637 (finish_function): Do not call it.
638 (c_write_global_declarations): Continue after errors.
639 Finalize the CU here.
640 * c-gimplify.c (c_genericize): Do not gimplify here.
641 * c-common.c (c_warn_unused_result): Move ...
642 * tree-cfg.c (do_warn_unused_result): ... here.
643 (run_warn_unused_result): New function.
644 (gate_warn_unused_result): New function.
645 (pass_warn_unused_result): New pass.
646 * c-common.h (c_warn_unused_result): Remove.
647 * flags.h (flag_warn_unused_result): Declare.
648 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
649 * opts.c (flag_warn_unused_result): Initialize to false.
650 * toplev.c (compile_file): Add comment.
651 * omp-low.c (create_omp_child_function): Do not register
652 the function with the frontend.
653 (diagnose_omp_structured_block_errors): Prepare to be
654 called as optimization pass.
655 (gate_diagnose_omp_blocks): New function.
656 (pass_diagnose_omp_blocks): New pass.
657 * cgraph.h (cgraph_optimize): Remove.
658 (cgraph_analyze_function): Likewise.
659 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
660 * cgraphunit.c (cgraph_lower_function): Lower nested functions
661 before their parents here.
662 (cgraph_finalize_function): Not here.
663 (cgraph_analyze_function): Gimplify functions here.
664 (cgraph_finalize_compilation_unit): Continue after errors.
665 Optimize the callgraph from here.
666 (cgraph_optimize): Make static.
667 * langhooks.c (write_global_declarations): Finalize the CU.
668 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
669 (gimplify_function_tree): Assert we gimplify only once.
670 Set PROP_gimple_any property.
671 * tree-nested.c (gimplify_all_functions): New function.
672 (lower_nested_functions): Gimplify all nested functions.
673 * gimple.h (diagnose_omp_structured_block_errors): Remove.
674 * passes.c (init_optimization_passes): Add pass_warn_unused_result
675 and pass_diagnose_omp_blocks after gimplification. Do not
676 set TODO_set_props on all_lowering_passes.
677 (execute_one_pass): Do not handle TODO_set_props.
678 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
679 (gimplify.o): Add tree-pass.h dependency.
680 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
681 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
682 (unsave_r): Likewise.
683 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
686 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
688 * doc/service.texi (Service): Restore previously removed link,
689 which isn't broken after all.
691 2009-07-17 Richard Guenther <rguenther@suse.de>
693 PR tree-optimization/40321
694 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
695 PHI nodes to the maximal set.
696 (make_values_for_phi): Add PHI arguments to the maximal set.
697 (execute_pre): Dump PHI_GEN and the maximal set.
699 2009-07-17 Jakub Jelinek <jakub@redhat.com>
702 * gimplify.c (gimplify_conversion): Don't change non-conversions into
705 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
707 * doc/extend.texi (Nested Functions): Replace broken link with
709 * doc/service.texi (Service): Remove broken link.
711 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
714 * builtins.c (expand_builtin_memcmp): Use loc instead of
716 (expand_builtin_strncmp): Likewise.
718 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
719 Manuel López-Ibáñez <manu@gcc.gnu.org>
722 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
723 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
724 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
725 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
726 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
727 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
728 tree-inline.c, c-common.c, c-common.h, gimple.c,
729 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
730 convert.c: Add location argument to fold_{unary,binary,ternary},
731 fold_build[123], build_call_expr, build_size_arg,
732 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
733 fold_build1_initializer, fold_build2_initializer,
734 fold_build3_initializer, fold_build_call_array,
735 fold_build_call_array_initializer, fold_single_bit_test,
736 omit_one_operand, omit_two_operands, invert_truthvalue,
737 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
738 combine_comparisons, fold_builtin_*, fold_call_expr,
739 build_range_check, maybe_fold_offset_to_address, round_up,
742 2009-07-16 Jason Merrill <jason@redhat.com>
745 * c-common.c (c_common_reswords): Add __is_standard_layout
747 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
748 * doc/implement-cxx.texi: New.
749 * doc/gcc.texi: Include it.
751 2009-07-16 DJ Delorie <dj@redhat.com>
753 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
754 compares that may be indirectly affected by previous instructions.
756 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
758 * builtins.c (do_mpc_arg2): New.
759 (fold_builtin_2): Fold builtin cpow.
760 * real.h (HAVE_mpc_pow): New.
762 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
764 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
765 comparison to skip unprofitable schedule
767 2009-07-16 Simon Baldwin <simonb@google.com>
769 * gcc.c (option_map): New flag -no-canonical-prefixes.
770 * (display_help): Print help text for new flag.
771 * (process_command): Move options translation and language specifics
772 and handle new flag early. Use it to set a function pointer to a
773 prefix builder. Replace make_relative_prefix calls with calls to
774 the function pointed to. Ignore new flag in regular options handling.
775 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
777 2009-07-15 DJ Delorie <dj@redhat.com>
779 * config/mep/mep.md (sibcall_internal): Change register to avoid
781 (sibcall_value_internal): Likewise.
783 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
785 PR rtl-optimization/40710
786 * resource.c (mark_target_live_regs): Reset DF problem to LR.
788 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
790 * config/mips/mips.md (*extenddi_truncate<mode>,
791 *extendsi_truncate<mode>): Change type attribute to move_type
792 with shift_shift. Split out code handling exts from here ...
793 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
795 (*extendhi_truncateqi): Change type attribute to move_type with
796 shift_shift. Split out code handling exts from here ...
797 (*extendhi_truncateqi_exts): ... to this new pattern.
799 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
801 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
802 instead of "and" with inverted sign bit mask value. Use
803 "nonimmediate_operand" for operand 1 and operand 2 predicate.
804 Allocate registers only for operand 4 and operand 5.
806 2009-07-15 Jakub Jelinek <jakub@redhat.com>
809 * fold-const.c (fold_cond_expr_with_comparison): When folding
810 < and <= to MIN, make sure the MIN uses the same type as the
811 comparison's operands.
813 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
815 * arm.md (ior_xor): New code iterator.
816 (split for ior/xor with shift and zero-extend): New split pattern.
817 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
819 2009-07-15 Richard Guenther <rguenther@suse.de>
821 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
824 2009-07-15 Richard Guenther <rguenther@suse.de>
827 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
829 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
831 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
832 handle 2.6.30 kernel.
834 2009-07-15 DJ Delorie <dj@redhat.com>
836 * config/mep/mep.md (sibcall_internal): Change register to allow
837 for 24-bit addresses.
838 (sibcall_value_internal): Likewise.
840 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
842 * doc/invoke.texi: Added descriptions of the scheduling heuristics
843 that are enabled/disabled by the flags introduced by a previous patch.
845 2009-07-14 DJ Delorie <dj@redhat.com>
847 * config/mep/mep.md (sibcall_internal): Include non-toggling
849 (sibcall_value_internal): Likewise.
851 2009-07-14 Taras Glek <tglek@mozilla.com>
852 Rafael Espindola <espindola@google.com>
854 * doc/sourcebuild.texi: Document install-plugin target.
855 * configure.ac: Added install-plugin target to language makefiles.
856 * configure: Regenerate.
857 * Makefile.in: (install-plugin): Install more headers,
858 depend on lang.install-plugin.
860 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
862 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
865 2009-07-14 DJ Delorie <dj@redhat.com>
867 * config/mep/mep.c (mep_vliw_jmp_match): New function.
868 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
869 * config/mep/mep.md (sibcall_internal): Change test from
870 mep_vliw_mode_match to mep_vliw_jmp_match.
871 (sibcall_value_internal): Likewise.
873 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
875 * config/i386/sse.md (copysign<mode>3): New expander.
876 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
877 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
878 Use ix86_build_const_vector.
879 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
880 IX86_BUILTIN_CPYSGNPD.
881 (builtin_description): Add __builtin_ia32_copysignps and
882 __builtin_ia32_copysignpd.
883 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
884 and BUILT_IN_COPYSIGNF.
886 2009-07-13 Jason Merrill <jason@redhat.com>
888 * builtins.c (can_trust_pointer_alignment): New fn.
889 (get_pointer_alignment): Factor it out from here.
890 * tree.h: Declare it.
892 2009-07-14 David Edelsohn <edelsohn@gnu.org>
894 * config/rs6000/predicates.md (offsettable_mem_operand): Test
897 2009-07-14 Dodji Seketeli <dodji@redhat.com>
901 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
903 2009-07-14 Richard Guenther <rguenther@suse.de>
904 Andrey Belevantsev <abel@ispras.ru>
907 * cfgexpand.c (partition_stack_vars): Do not bother to update
908 alias information when not optimizing.
910 2009-07-14 Richard Guenther <rguenther@suse.de>
911 Andrey Belevantsev <abel@ispras.ru>
913 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
914 (pt_solution_set): Likewise.
915 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
916 * tree-ssa-structalias.c (pt_solution_set): New function.
917 * final.c (rest_of_clean_state): Free SSA data structures.
918 * print-rtl.c (print_decl_name): Remove.
919 (print_mem_expr): Implement in terms of print_generic_expr.
920 * alias.c (ao_ref_from_mem): New function.
921 (rtx_refs_may_alias_p): Likewise.
922 (true_dependence): Query alias-export info.
923 (canon_true_dependence): Likewise.
924 (write_dependence_p): Likewise.
925 * tree-dfa.c (get_ref_base_and_extent): For void types leave
927 * emit-rtl.c (component_ref_for_mem_expr): Remove.
928 (mem_expr_equal_p): Use operand_equal_p.
929 (set_mem_attributes_minus_bitpos): Do not use
930 component_ref_for_mem_expr.
931 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
932 (update_alias_info_with_stack_vars): Likewise.
933 (partition_stack_vars): Call update_alias_info_with_stack_vars.
934 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
935 explicitly nor clear stmt operands.
936 Free the decl-to-pointer map.
937 * tree-optimize.c (execute_free_datastructures): Do not free
938 SSA data structures here.
939 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
940 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
941 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
943 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
945 2009-07-13 DJ Delorie <dj@redhat.com>
947 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
948 unrolling at the right iteration count.
950 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
953 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
955 * haifa-sched.c (rank_for_schedule): Introduced flags to
956 enable/disable individual scheduling heuristics.
957 * common.opt: Introduced flags to enable/disable individual
958 heuristics in the scheduler.
959 * doc/invoke.texi: Introduced flags to enable/disable individual
960 heuristics in the scheduler.
962 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
964 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
965 config/i386/mingw-tls.c.
966 * config/i386/mingw-tls.c: Removed.
968 2009-07-13 Ira Rosen <irar@il.ibm.com>
970 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
971 checks access only relevant statements.
972 (vectorizable_reduction): Likewise.
974 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
976 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
977 just for 32-bit case.
979 2009-07-12 Jan Hubicka <jh@suse.cz>
981 PR tree-optimization/40585
982 * except.c (expand_resx_expr): When there already is resume
983 instruction, produce linked list.
984 (build_post_landing_pads): Assert that resume is empty.
985 (connect_post_landing_pads): Handle resume lists.
986 (dump_eh_tree): Dump resume list.
988 2009-07-12 Ira Rosen <irar@il.ibm.com>
990 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
991 with additional argument.
992 * tree-vectorizer.h (enum vect_def_type): Add
993 vect_double_reduction_def.
994 (vect_is_simple_reduction): Add argument.
995 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
997 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
998 vect_is_simple_reduction with additional argument.
999 (vect_analyze_loop_operations): Handle exit phi nodes in case of
1001 (reduction_code_for_scalar_code): Handle additional codes by
1002 returning ERROR_MARK for them. Fix comment and indentation.
1003 (vect_is_simple_reduction): Fix comment, add argument to specify
1004 double reduction. Detect double reduction.
1005 (get_initial_def_for_induction): Fix indentation.
1006 (get_initial_def_for_reduction): Fix comment and indentation.
1007 Handle double reduction. Create initial definitions that do not
1008 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
1009 (vect_create_epilog_for_reduction): Fix comment, add argument to
1010 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
1011 epilogue result extraction. Create double reduction phi node and
1012 replace relevant uses.
1013 (vectorizable_reduction): Call vect_is_simple_reduction with
1014 additional argument. Fix indentation. Update epilogue code treatment
1015 according to the changes in reduction_code_for_scalar_code. Check
1016 for double reduction. Call vect_create_epilog_for_reduction with
1017 additional argument.
1018 * tree-vect-stmts.c (process_use): Handle double reduction, update
1020 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
1021 (vect_get_vec_def_for_operand): Likewise.
1023 2009-07-12 Danny Smith <dansmister@gmail.com>
1025 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
1026 dllexport if !TREE_PUBLIC.
1027 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
1029 2009-07-11 Anatoly Sokolov <aesok@post.ru>
1031 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
1032 (avr_extra_arch_macro) Remove declatation.
1033 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
1034 (avr_extra_arch_macro) Declare as static.
1035 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
1037 2009-07-11 Jan Hubicka <jh@suse.cz>
1040 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
1042 2009-07-11 Jakub Jelinek <jakub@redhat.com>
1045 * dwarf2out.c (dw_fde_struct): Add in_std_section and
1046 cold_in_std_section bits.
1047 (dwarf2out_begin_prologue): Initialize them.
1048 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
1049 if already covered by text_section or cold_text_section range.
1051 PR rtl-optimization/40667
1052 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
1053 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
1054 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
1055 * config/i386/i386.c (ix86_minimum_alignment): New function.
1056 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
1057 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
1058 * emit-rtl.c (gen_reg_rtx): Likewise.
1059 * function.c (assign_parms): Likewise. If nominal_type needs
1060 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
1061 rather than passed_type's alignment.
1064 * function.c (assign_parm_setup_stack): Adjust
1065 MEM_OFFSET (data->stack_parm) if promoted_mode is different
1066 from nominal_mode on big endian.
1068 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
1070 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
1072 2009-07-10 DJ Delorie <dj@redhat.com>
1074 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
1076 2009-07-10 Mark Mitchell <mark@codesourcery.com>
1078 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
1080 (thumb2_cbnz): Likewise.
1082 2009-07-10 David Daney <ddaney@caviumnetworks.com>
1085 * config.gcc (supported_defaults): Add synci.
1086 (with_synci): Add validation.
1087 (all_defaults): Add synci.
1088 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
1091 * config/mips/mips.opt (msynci): New option.
1092 * config/mips/mips.c (mips_override_options): Warn on use of
1093 -msynci for targets that do now support it.
1094 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
1096 * gcc/doc/invoke.texi (-msynci): Document the new option.
1097 * doc/install.texi (--with-synci): Document the new option.
1099 2009-07-10 Richard Guenther <rguenther@suse.de>
1101 PR tree-optimization/40496
1102 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
1103 the PHI result with a compatible type.
1105 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
1109 * c.opt (Wunused-result): New.
1110 * doc/invoke.texi: Document it.
1111 * c-common.c (c_warn_unused_result): Use it.
1113 2009-07-09 DJ Delorie <dj@redhat.com>
1115 * targhooks.c (default_target_can_inline_p): Rename from
1116 default_target_option_can_inline_p.
1117 * targhooks.h (default_target_can_inline_p): Likewise.
1118 * target-def.h (TARGET_CAN_INLINE_P): Rename from
1119 TARGET_OPTION_CAN_INLINE_P.
1120 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
1121 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
1122 (mep_target_can_inline_p): Rename from
1123 mep_target_option_can_inline_p.
1126 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
1127 registers used to pass vectors.
1129 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
1131 2009-07-09 Tom Tromey <tromey@redhat.com>
1133 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
1134 * config/mmix/mmix.c: Include dwarf2.h.
1135 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
1136 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
1137 * config/sh/sh.c: Include dwarf2.h.
1138 * config/i386/i386.c: Include dwarf2.h.
1139 * Makefile.in (DWARF2_H): Remove 'elf'.
1140 * except.c: Include dwarf2.h.
1141 * unwind-dw2.c: Include dwarf2.h.
1142 * dwarf2out.c: Include dwarf2.h.
1143 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
1144 * unwind-dw2-fde.c: Include dwarf2.h.
1145 * dwarf2asm.c: Include dwarf2.h.
1147 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1149 * haifa-sched.c (insn_finishes_cycle_p): New static function.
1150 (max_issue): Use it.
1151 * sched-int.h (struct sched_info: insn_finishes_block_p): New
1153 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
1154 (region_sched_info): Update.
1155 * sched-ebb.c (ebb_sched_info): Update.
1156 * modulo-sched.c (sms_sched_info): Update.
1157 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
1159 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1161 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
1163 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
1165 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
1167 2009-07-09 Jakub Jelinek <jakub@redhat.com>
1170 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
1171 arg1 with arg01 if arg1 is already INTEGER_CST.
1173 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1175 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
1176 Transform (and (truncate)) into (truncate (and)).
1178 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1180 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
1181 creating LHS paradoxical subregs. Fix surrounding returns to
1182 use NULL_RTX rather than 0.
1184 2009-07-08 DJ Delorie <dj@redhat.com>
1186 * config/mep/mep.c: (mep_option_can_inline_p): New.
1187 (TARGET_OPTION_CAN_INLINE_P): Define.
1189 2009-07-08 Mark Wielaard <mjw@redhat.com>
1192 * dwarf2out.c (add_data_member_location_attribute): When we have
1193 only a constant offset don't emit a new location description using
1194 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
1197 2009-07-08 Richard Henderson <rth@redhat.com>
1200 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
1201 (enum reg_class): Add CLOBBERED_REGS.
1202 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
1203 * config/i386/i386.c (ix86_conditional_register_usage): Moved
1204 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
1205 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
1206 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
1207 force 64-bit sibcalls into R11.
1208 * config/i386/constraints.md (U): New constraint.
1209 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
1210 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
1211 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
1213 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
1215 * basic-block.h (dump_regset, debug_regset): Remove duplicate
1217 * c-objc-common.h (c_initialize_diagnostics): Ditto.
1218 * ebitmap.h (dump_ebitmap): Ditto.
1219 * optabs.h (optab_libfunc): Ditto.
1220 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
1221 * tree-flow.h (vect_can_force_dr_alignment_p,
1222 get_vectype_for_scalar_type): Ditto.
1223 (vectorize_loops): Move prototype to ...
1224 * tree-vectorizer.h: ... here. Also, adjust comment.
1225 (vect_set_verbosity_level): Remove duplicate prototype.
1226 * tree-ssa-loop.c: Include tree-vectorizer.h.
1227 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
1229 2009-07-08 Nick Clifton <nickc@redhat.com>
1231 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
1234 2009-07-08 DJ Delorie <dj@redhat.com>
1236 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
1237 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
1238 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
1240 * config/mep/intrinsics.md: Regenerated.
1241 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
1242 registers when asm() or calls are detected.
1244 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1247 * gimplify.c (gimplify_expr): Propagate no_warning flag when
1249 * gimple (gimple_build_call_from_tree): Likewise.
1250 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
1251 no_warning flag before warning.
1253 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1255 * tree.c (set_expr_locus): Remove.
1256 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
1257 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
1259 * gimplify.c (internal_get_tmp_var): Likewise.
1260 (gimplify_call_expr): Likewise.
1261 (gimplify_one_sizepos): Likewise.
1263 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
1266 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
1267 to variables for debugging purposes.
1269 2009-06-23 Mark Loeser <mark@halcy0n.com>
1272 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
1274 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1276 * pretty-print.c (pp_base_format): Remove %J.
1277 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1278 gcc_cxxdiag_char_table): Likewise.
1279 (init_dynamic_diag_info): Likewise.
1281 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1283 * pretty-print.c (pp_base_format): Remove %H.
1284 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1285 gcc_cxxdiag_char_table): Likewise.
1286 (init_dynamic_diag_info): Likewise.
1287 * config/mep/mep.c (mep_select_section): Likewise.
1289 2009-07-07 Duncan Sands <baldrick@free.fr>
1291 * final.c (pass_clean_state): Give the pass a name.
1292 * passes.c (pass_rest_of_compilation): Likewise.
1293 * tree-optimize.c (pass_all_optimizations): Likewise.
1295 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
1297 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
1298 an extra 'decl' for error_at.
1300 2009-07-07 Jakub Jelinek <jakub@redhat.com>
1303 * tree-tailcall.c (adjust_return_value_with_ops,
1304 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
1305 if it has complex or vector type.
1307 2009-07-07 Olivier Hainque <hainque@adacore.com>
1309 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
1312 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
1314 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
1316 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1318 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
1319 * c-decl.c: Likewise.
1320 * function.c: Likewise.
1321 * varasm.c: Likewise.
1322 * tree-ssa.c: Likewise.
1323 * c-common.c: Likewise.
1324 * tree-cfg.c: Likewise.
1325 * config/spu/spu.c: Likewise.
1326 * config/ia64/ia64.c: Likewise.
1327 * config/v850/v850.c: Likewise.
1329 2009-07-06 DJ Delorie <dj@redhat.com>
1331 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
1332 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
1333 unspecified accesses to control registers.
1334 * config/mep/intrinsics.md: Regenerate.
1335 * config/mep/intrinsics.h: Regenerate.
1336 * config/mep/mep-intrin.h: Regenerate.
1338 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1340 * c-lex.c: Replace %H by an explicit location. Update all calls.
1341 * c-common.c: Likewise.
1342 * c-decl.c: Likewise.
1343 * c-typeck.c: Likewise.
1344 * fold-const.c: Likewise.
1345 * gimplify.c: Likewise.
1347 * tree-cfg.c: Likewise.
1348 * tree-ssa-loop-niter.c: Likewise.
1349 * tree-vrp.c: Likewise.
1350 * value-prof.c: Likewise.
1352 2009-07-06 Diego Novillo <dnovillo@google.com>
1354 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
1355 if it has one. Handle cases where VAR does not have an
1356 annotation or cfun is NULL.
1358 2009-07-06 Diego Novillo <dnovillo@google.com>
1360 * tree.c: Include debug.h.
1361 (initialize_tree_contains_struct): New.
1362 (init_ttree): Call it.
1363 (tree_node_structure_for_code): Factor out of ...
1364 (tree_node_structure): ... here.
1365 * treestruct.def (TS_PHI_NODE): Remove.
1366 (TS_GIMPLE_STATEMENT): Remove.
1368 2009-07-06 Diego Novillo <dnovillo@google.com>
1370 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
1371 (debug_tree_chain): Handle cycles.
1373 2009-07-06 Nick Clifton <nickc@redhat.com>
1374 DJ Delorie <dj@redhat.com>
1376 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1377 __FMOVD_ENABLED__ is defined.
1379 (TARGET_FMOVD): Provide a default definition.
1380 (MASK_FMOVD): Likewise.
1381 (TARGET_CPU_CPP_BUILTINS): Define
1382 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1383 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1384 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
1385 (split for DF load from memory into register): Also handle
1386 MEMs which consist of REG+DISP addressing.
1387 (split for DF store from register to memory): Likewise.
1388 (movsf_ie): Always use single fp_mode.
1389 * config/sh/sh.c (sh_override_options): Do not automatically
1390 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1391 that to the -mfmovd command line switch.
1392 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
1393 (fldi_ok): Always allow.
1394 * config/sh/sh.opt (mfmovd): Remove this switch.
1395 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1397 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
1398 Kaz Kojima <kkojima@gcc.gnu.org>
1400 PR rtl-optimization/30807
1401 * postreload.c (reload_combine): For every new use of REG_SUM,
1402 record the use of BASE.
1404 2009-07-06 Jan Hubicka <jh@suse.cz>
1406 * params.def: Revert my accidental commit at 2009-06-30.
1408 2009-07-04 Ian Lance Taylor <iant@google.com>
1411 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
1413 (mingw_format_attribute_overrides): Likewise.
1415 2009-07-04 Jakub Jelinek <jakub@redhat.com>
1418 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
1419 don't check cfa.reg. Instead of cfa.indirect use
1420 fde && fde->drap_reg != INVALID_REGNUM test.
1422 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
1424 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
1426 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
1429 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
1431 2009-07-03 Richard Guenther <rguenther@suse.de>
1433 PR tree-optimization/40640
1434 * tree-switch-conversion.c (build_arrays): Perform arithmetic
1437 2009-07-03 Jan Hubicka <jh@suse.cz>
1439 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
1440 for size, reduce amount of inlining.
1442 2009-07-03 Richard Guenther <rguenther@suse.de>
1445 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
1446 if t +- x is known to not overflow and the conversion widens the
1448 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
1450 2009-07-03 Jan Hubicka <jh@suse.cz>
1452 * ipa-pure-const.c (analyze): Update loop optimizer init.
1453 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
1454 try_remove_empty_loop, remove_empty_loops): Remove.
1455 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
1456 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
1457 to mark regular loops as neccesary.
1458 (degenerate_phi_p): New function.
1459 (propagate_necessity, remove_dead_phis): Use it.
1460 (forward_edge_to_pdom): Likewise.
1461 (eliminate_unnecessary_stmts): Take care to remove uses of results of
1462 virtual PHI nodes that became unreachable.
1463 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
1464 * tree-flow.h (remove_empty_loops): Remove.
1465 * passes.c (init_optimization_passes): Remove.
1467 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
1469 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
1470 can_create_pseudo_p.
1471 (*fix_trunc<mode>_i387_1): Ditto.
1472 (*floathi<mode>2_1): Ditto.
1473 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
1474 (*fistdi2_1): Ditto.
1475 (*fist<mode>2_1): Ditto.
1476 (frndintxf2_floor): Ditto.
1477 (*fist<mode>2_floor_1): Ditto.
1478 (frndintxf2_ceil): Ditto.
1479 (*fist<mode>2_ceil_1): Ditto.
1480 (frndintxf2_trunc): Ditto.
1481 (frndintxf2_mask_pm): Ditto.
1482 (fxam<mode>2_i387_with_temp): Ditto.
1483 * config/i386/sse.md (mulv16qi3): Ditto.
1484 (*sse2_mulv4si3): Ditto.
1486 (sse4_2_pcmpestr): Ditto.
1487 (sse4_2_pcmpistr): Ditto.
1489 2009-07-03 Jan Hubicka <jh@suse.cz>
1491 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
1492 (mark_stmt_necessary): Set it.
1493 (mark_operand_necessary): Set it.
1494 (mark_control_dependent_edges_necessary): Set it.
1495 (mark_virtual_phi_result_for_renaming): New function.
1496 (get_live_post_dom): New function.
1497 (forward_edge_to_pdom): New function.
1498 (remove_dead_stmt): Fix handling of control dependences.
1499 (tree_dce_init): Init new bitmap.
1500 (tree_dce_done): Free it.
1502 2009-07-02 Richard Guenther <rguenther@suse.de>
1505 * tree-ssa-structalias.c (new_var_info): Initialize
1508 2009-07-02 Jan Hubicka <jh@suse.cz>
1510 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
1513 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
1515 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
1516 instead of recomputing it. Adjust calls.
1517 (emit_store_flag): Adjust recursive calls.
1519 2009-07-02 Richard Guenther <rguenther@suse.de>
1521 * tree-ssa-live.c (remove_unused_locals): Do not remove
1523 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
1524 of DECL_EXTERNAL for HEAP variables.
1525 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
1526 HEAP variables. Do not adjust RESTRICT vars.
1527 (find_what_var_points_to): Nobody cares if something
1530 2009-07-02 Ben Elliston <bje@au.ibm.com>
1532 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
1533 pc_low and pc_high declarations to the top of the function.
1535 2009-07-01 DJ Delorie <dj@redhat.com>
1537 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
1539 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
1540 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
1541 unspecified accesses to control registers.
1542 * config/mep/intrinsics.md: Regenerate.
1543 * config/mep/intrinsics.h: Regenerate.
1544 * config/mep/mep-intrin.h: Regenerate.
1546 2009-07-01 Anthony Green <green@moxielogic.com>
1548 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1549 instruction when possible.
1550 (moxie_expand_prologue): Ditto. Also, save an instruction and
1551 some complexity by popping off of $r12 instead of $sp.
1552 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
1555 2009-07-01 Richard Henderson <rth@redhat.com>
1558 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
1559 contained no insns, reposition note before last insn.
1561 2009-07-01 Richard Henderson <rth@redhat.com>
1564 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
1565 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
1567 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1570 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
1571 darwin9 for printing reg addresses with %y.
1573 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1575 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
1576 truncation from operands in binary operations.
1578 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1581 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
1582 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
1583 subreg of op0 to the original op0.
1585 * expmed.c (store_bit_field_1): Use a temporary as the destination
1586 instead of a paradoxical subreg when we need to truncate the result.
1588 2009-07-01 DJ Delorie <dj@redhat.com>
1590 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
1591 names to VLIW variants.
1592 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
1593 * config/mep/intrinsics.md: Regenerate.
1594 * config/mep/intrinsics.h: Regenerate.
1595 * config/mep/mep-intrin.h: Regenerate.
1597 2009-07-01 Jakub Jelinek <jakub@redhat.com>
1600 * jump.c (returnjump_p): Revert last patch.
1601 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
1603 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1606 * pa.md (casesi32p): Use jump table label to determine the offset
1608 (casesi64p): Likewise.
1610 * pa.c (forward_branch_p): Return bool type. Use instruction
1611 addresses when available. Assert that INSN has a jump label.
1612 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
1615 2009-07-01 Richard Guenther <rguenther@suse.de>
1617 PR tree-optimization/19831
1618 * tree-ssa-dce.c (propagate_necessity): Calls to functions
1619 that only act as barriers do not make any previous stores necessary.
1620 * tree-ssa-structalias.c (handle_lhs_call): Delay making
1621 HEAP variables global, do not add a constraint from nonlocal.
1622 (find_func_aliases): Handle escapes through return statements.
1623 (compute_points_to_sets): Make escaped HEAP variables global.
1625 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1628 * expmed.c (emit_store_flag): Perform a conversion if necessary,
1629 after reducing a DImode cstore to SImode.
1631 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1633 * expr.c (expand_expr_real_1): Reinstate fallthrough to
1634 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
1636 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
1638 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
1639 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
1641 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
1642 and umod_optab if TARGET_BSD_DIVMOD.
1643 * config/vax/lib1funcs.asm: New file.
1644 * config/vax/t-linux: New file.
1645 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
1647 2009-06-30 Jakub Jelinek <jakub@redhat.com>
1650 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
1651 to type arguments that have void type.
1654 * dwarf2out.c (gen_formal_parameter_die): Call
1655 equate_decl_number_to_die if node is different from origin.
1657 2009-06-30 Anthony Green <green@moxielogic.com>
1659 Clean up moxie port for --enable-build-with-cxx.
1660 * config/moxie/moxie.c (moxie_function_value): First two
1661 parameters are const_tree, not tree.
1662 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
1663 (REG_CLASS_NAMES): Ditto.
1664 (REGNO_REG_CLASS): Ditto.
1665 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
1666 (moxie_function_value): Fix constyness of arguments.
1668 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
1670 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
1671 finalize_size_functions before further processing.
1672 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
1673 (variable_size): Call self_referential_size on size expressions
1674 that contain a PLACEHOLDER_EXPR.
1675 (size_functions): New static variable.
1676 (copy_self_referential_tree_r): New static function.
1677 (self_referential_size): Likewise.
1678 (finalize_size_functions): New global function.
1679 * tree.c: Include tree-inline.h.
1680 (push_without_duplicates): New static function.
1681 (find_placeholder_in_expr): New global function.
1682 (substitute_in_expr) <tcc_declaration>: Return the replacement object
1684 <tcc_expression>: Likewise.
1685 <tcc_vl_exp>: If the replacement object is a constant, try to inline
1686 the call in the expression.
1687 * tree.h (finalize_size_functions): Declare.
1688 (find_placeholder_in_expr): Likewise.
1689 (FIND_PLACEHOLDER_IN_EXPR): New macro.
1690 (substitute_placeholder_in_expr): Update comment.
1691 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
1693 (copy_tree_body_r): Likewise.
1694 (copy_tree_body): New static function.
1695 (maybe_inline_call_in_expr): New global function.
1696 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
1697 (maybe_inline_call_in_expr): Declare.
1698 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
1699 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
1702 2009-06-30 Richard Guenther <rguenther@suse.de>
1704 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
1706 (propagate_necessity): Do not mark reaching defs of stores
1709 2009-06-30 Jan Hubicka <jh@suse.cz>
1711 * cfgloopanal.c (check_irred): Move into ...
1712 (mark_irreducible_loops): ... here; return true if ireducible
1714 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
1715 (analyze_function): Try to prove loop finiteness.
1716 * cfgloop.h (mark_irreducible_loops): Update prototype.
1717 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
1719 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
1721 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
1723 2009-06-30 Ira Rosen <irar@il.ibm.com>
1725 PR tree-optimization/40542
1726 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
1729 2009-06-30 Martin Jambor <mjambor@suse.cz>
1731 PR tree-optimization/40582
1732 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
1733 than useless_type_conversion_p.
1734 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
1737 2009-06-30 Martin Jambor <mjambor@suse.cz>
1740 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
1742 2009-06-30 Richard Guenther <rguenther@suse.de>
1744 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
1745 use ao_ref references.
1746 (walk_aliased_vdefs): Likewise.
1747 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
1748 * tree-ssa-dce.c (struct ref_data): Remove.
1749 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
1750 (mark_aliased_reaching_defs_necessary): Adjust.
1751 (mark_all_reaching_defs_necessary_1): Likewise.
1753 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
1756 * expmed.c (emit_cstore): New name of emit_store_flag_1.
1757 (emit_store_flag_1): Extract from emit_store_flag, adjust
1758 calls to (what now is) emit_cstore.
1759 (emit_store_flag): Call emit_store_flag_1 and also use it
1760 for what used to be recursive calls.
1762 2009-06-30 Wei Guozhi <carrot@google.com>
1765 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
1766 if the target bb post dominates from bb.
1767 * config/i386/i386.c (memory_address_length): Check existence of base
1768 register before using it.
1770 2009-06-30 Nick Clifton <nickc@redhat.com>
1771 DJ Delorie <dj@redhat.com>
1773 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1774 __FMOVD_ENABLED__ is defined.
1776 (TARGET_FMOVD): Provide a default definition.
1777 (MASK_FMOVD): Likewise.
1778 (TARGET_CPU_CPP_BUILTINS): Define
1779 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1780 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1781 two fmov instructions depending upon whether TARGET_FMOVD is
1783 (split for DF load from memory into register): Also handle
1784 MEMs which consist of REG+DISP addressing.
1785 (split for DF store from register to memory): Likewise.
1786 * config/sh/sh.opt (mfmovd): Remove this switch.
1787 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1788 * config/sh/sh.c (sh_override_options): Do not automatically
1789 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1790 that to the -mfmovd command line switch.
1792 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
1794 (fldi_ok): Always allow.
1795 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
1797 2009-06-29 DJ Delorie <dj@redhat.com>
1799 * doc/install.texi (mep-x-elf): Correct chip's full name.
1801 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
1803 * doc/extend.texi: Fix typo.
1805 2009-06-29 Tom Tromey <tromey@redhat.com>
1808 * Makefile.in (DWARF2_H): New variable.
1810 (dwarf2out.o): Likewise.
1811 (dwarf2asm.o): Likewise.
1812 * config/i386/t-i386: Use DWARF2_H.
1813 * except.c: Include elf/dwarf2.h.
1814 * unwind-dw2.c: Include elf/dwarf2.h.
1815 * dwarf2out.c: Include elf/dwarf2.h.
1816 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
1817 <dtprel>: New field.
1818 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
1819 (size_of_loc_descr): Likewise.
1820 (output_loc_operands_raw): Likewise.
1821 (output_loc_operands): Handle new dtprel field.
1822 (loc_checksum): Update.
1823 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
1824 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
1825 * unwind-dw2-fde.c: Include elf/dwarf2.h.
1826 * dwarf2asm.c: Include elf/dwarf2.h.
1827 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
1828 * config/mmix/mmix.c: Include elf/dwarf2.h.
1829 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
1830 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
1831 * config/sh/sh.c: Include elf/dwarf2.h.
1832 * config/i386/i386.c: Include elf/dwarf2.h.
1834 2009-06-29 DJ Delorie <dj@redhat.com>
1836 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
1838 * doc/extend.texi: Add MeP attributes and pragmas.
1839 * doc/invoke.text: Add MeP Options.
1840 * doc/contrib.texi: Add MeP contribution.
1841 * doc/md.texi: Add MeP constraints.
1842 * doc/install.texi: Add MeP target.
1844 2009-06-30 Anatoly Sokolov <aesok@post.ru>
1846 * target.h (struct gcc_target): Add frame_pointer_required field.
1847 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
1848 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
1849 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
1851 * reload1.c (update_eliminables): (Ditto.).
1852 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
1853 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1854 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
1856 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
1858 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
1859 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1860 (arm_frame_pointer_required): New function.
1862 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
1863 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1864 (avr_frame_pointer_required_p): Declare as static.
1865 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
1867 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
1868 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1869 (bfin_frame_pointer_required): Make as static, change return type
1871 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
1873 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
1874 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1875 (cris_frame_pointer_required): New function.
1877 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
1879 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
1880 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1881 (fr30_frame_pointer_required): New function.
1883 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
1884 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1885 (frv_frame_pointer_required): Make as static, change return type
1887 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
1889 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
1890 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1891 (ix86_frame_pointer_required): Make as static, change return type to
1893 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
1895 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
1896 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1898 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
1900 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
1902 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
1904 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
1905 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1906 (mips_frame_pointer_required): Make as static.
1907 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
1909 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
1910 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1911 (mmix_frame_pointer_required): Mew function.
1913 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
1914 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1916 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
1918 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
1920 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
1922 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
1923 (CAN_ELIMINATE): Redefine.
1924 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1925 (sparc_frame_pointer_required): New function.
1926 (sparc_can_eliminate): New function.
1927 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
1929 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
1930 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1932 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
1933 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1934 (xtensa_frame_pointer_required): Make as static, change return type
1936 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
1939 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
1941 * doc/plugins.texi: Document PLUGIN_START_UNIT.
1942 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
1943 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
1944 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
1945 (register_callback): Handle PLUGIN_START_UNIT.
1946 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
1948 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
1950 * tree.c (process_call_operands): Propagate TREE_READONLY from the
1952 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
1953 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
1955 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
1957 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
1960 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
1962 * doc/extend.texi (Additional Floating Types): __float128 is also
1963 supported on i386 targets.
1965 2009-06-29 Richard Guenther <rguenther@suse.de>
1968 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1970 (pt_solutions_same_restrict_base): Declare.
1971 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
1973 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
1974 (make_constraint_from, make_copy_constraint): Move earlier.
1975 (make_constraint_from_heapvar): New function.
1976 (make_constraint_from_restrict): Likewise.
1977 (handle_lhs_call): Use it.
1978 (find_func_aliases): Use it to track conversions to restrict
1980 (struct fieldoff): Add only_restrict_pointers flag.
1981 (push_fields_onto_fieldstack): Initialize it.
1982 (create_variable_info_for): Track global restrict qualified pointers.
1983 (intra_create_variable_infos): Use make_constraint_from_heapvar.
1984 Track restrict qualified pointer arguments.
1985 (set_uids_in_ptset): Use varinfo is_global_var flag.
1986 (find_what_var_points_to): Set the vars_contains_restrict flag.
1987 Always create the points-to solution for sets including restrict tags.
1988 (pt_solutions_same_restrict_base): New function.
1989 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
1990 qualified pointers use pt_solutions_same_restrict_base as
1991 additional source for disambiguation.
1993 2009-06-29 Richard Guenther <rguenther@suse.de>
1996 * alias.c (find_base_decl): Remove.
1997 (get_deref_alias_set_1): Remove restrict handling.
1998 * c-common.c (c_apply_type_quals_to_decl): Do not set
1999 DECL_POINTER_ALIAS_SET.
2000 * gimplify.c (find_single_pointer_decl_1): Remove.
2001 (find_single_pointer_decl): Likewise.
2002 (internal_get_tmp_var): Remove restrict handling.
2003 (gimple_regimplify_operands): Likewise.
2004 * omp-low.c (expand_omp_atomic_pipeline): Do not set
2005 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
2006 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
2007 * tree.c (restrict_base_for_decl): Remove.
2008 (init_ttree): Do not allocate it.
2009 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
2010 LABEL_DECL_UID for label decls.
2011 (copy_node_stat): Do not copy restrict information.
2012 (decl_restrict_base_lookup): Remove.
2013 (decl_restrict_base_insert): Likewise.
2014 (print_restrict_base_statistics): Likewise.
2015 (dump_tree_statistics): Do not call print_restrict_base_statistics.
2016 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
2017 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
2018 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
2019 (LABEL_DECL_UID): Adjust.
2020 (DECL_BASED_ON_RESTRICT_P): Remove.
2021 (DECL_GET_RESTRICT_BASE): Likewise.
2022 (SET_DECL_RESTRICT_BASE): Likewise.
2023 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
2025 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
2026 instead of DECL_POINTER_ALIAS_SET.
2027 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
2028 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
2029 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
2031 2009-06-29 Richard Guenther <rguenther@suse.de>
2033 PR tree-optimization/40579
2034 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
2035 the IL to simplify has constants that overflowed.
2037 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
2039 PR tree-optimization/40550
2040 * tree-vect-generic.c (expand_vector_operations_1): Compute in
2041 vector_compute_type only when the size of vector_compute_type is
2042 less than the size of type.
2044 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
2046 * fold-const.c (contains_label_1): Fix comments.
2047 (contains_label_p): Do not walk trees multiple time.
2049 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2051 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
2052 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
2053 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
2054 ix86_fp_comparison_operator.
2055 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
2056 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
2057 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
2058 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
2059 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
2060 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
2061 (related splits): Change predicate to ix86_fp_comparison_operator.
2062 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
2063 instead of ix86_fp_comparison_codes.
2064 (ix86_trivial_fp_comparison_operator,
2065 ix86_fp_comparison_operator): New.
2066 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
2067 (ix86_expand_compare): Eliminate last two parameters.
2068 (ix86_fp_jump_nontrivial_p): Kill.
2069 * config/i386/i386.c (put_condition_code): Eliminate call to
2070 ix86_fp_comparison_codes and subsequent assertion.
2071 (ix86_fp_comparison_codes): Eliminate.
2072 (ix86_fp_swap_condition): New.
2073 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
2074 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
2075 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
2076 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
2077 and ix86_fp_swap_condition.
2078 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
2079 Use ix86_fp_comparison_strategy.
2080 (ix86_expand_compare): Likewise. Eliminate last two arguments.
2081 (ix86_fp_jump_nontrivial_p): Eliminate.
2082 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
2083 call to ix86_expand_compare.
2084 (ix86_split_fp_branch, ix86_expand_setcc,
2085 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
2086 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
2088 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2090 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
2091 related to jump_clobbers.
2092 * config/arm/arm.md (conds): Remove jump_clob case.
2093 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
2094 splits): Change comparison_operator to arm_comparison_operator.
2095 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
2098 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2100 * dojump.c (do_compare_rtx_and_jump): Try swapping the
2101 condition for floating point modes.
2102 * expmed.c (emit_store_flag_1): Move here a bigger part
2104 (emit_store_flag): Try swapping the condition for floating point
2106 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
2108 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2110 * expr.c (expand_expr_real_1): Just use do_store_flag.
2111 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
2112 emit_store_flag_force.
2113 * expmed.c (emit_store_flag_force): Copy here trick
2114 previously in expand_expr_real_1. Try reversing the comparison.
2115 (emit_store_flag_1): Work if target is NULL.
2116 (emit_store_flag): Work if target is NULL, using the result mode
2117 from the comparison. Use split_comparison, restructure final part
2118 to simplify conditionals.
2120 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2122 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
2123 * dojump.c (do_jump): Change handling of floating-point
2124 ops to use just do_compare_and_jump.
2125 (split_comparison): New.
2126 (do_compare_rtx_and_jump): Add here logic coming previously
2127 in do_jump, using split_comparison.
2129 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
2132 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
2134 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2136 * tree-ssa-alias.c: Fix unintentional commit.
2138 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2140 * passes.c (execute_one_pass): Fix unintentional commit.
2142 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2144 * df-problems.c (df_set_seen, df_unset_seen): Delete.
2145 (df_rd_local_compute, df_md_local_compute): Inline them.
2147 (df_md_scratch): New.
2148 (df_md_alloc, df_md_free): Allocate/free it.
2149 (df_md_local_compute): Only include live registers in init.
2150 (df_md_transfer_function): Prune the in-set computed by
2151 the confluence function, and the gen-set too.
2153 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2155 PR rtl-optimization/26854
2156 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
2157 * df-problems.c (df_rd_add_problem): Fix comment.
2158 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
2159 df_md_simulate_artificial_defs_at_top,
2160 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
2161 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
2162 df_md_transfer_function, df_md_init, df_md_confluence_0,
2163 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
2164 problem_MD, df_md_add_problem): New.
2165 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
2166 df_md_get_bb_info): New.
2167 (DF_LAST_PROBLEM_PLUS1): Adjust.
2169 * Makefile.in (fwprop.o): Include domwalk.h.
2170 * fwprop.c: Include domwalk.h.
2171 (reg_defs, reg_defs_stack): New.
2172 (bitmap_only_bit_between): Remove.
2173 (process_defs): New.
2174 (process_uses): Use reg_defs and local_md instead of
2175 bitmap_only_bit_between and local_rd.
2176 (single_def_use_enter_block): New, from build_single_def_use_links.
2177 (single_def_use_leave_block): New.
2178 (build_single_def_use_links): Remove code moved to
2179 single_def_use_enter_block, invoke domwalk.
2180 (use_killed_between): Adjust comment.
2182 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2184 * bitmap.h (bitmap_ior_and_into): New.
2185 * bitmap.c (bitmap_ior_and_into): New.
2187 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2189 * domwalk.h (struct dom_walk_data): Remove all callbacks except
2190 before_dom_children_before_stmts and after_dom_children_after_stmts.
2191 Rename the two remaining callbacks to just before_dom_children and
2192 after_dom_children. Remove other GIMPLE statement walking bits.
2193 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
2194 * graphite.c: Do not include domwalk.h.
2195 * tree-into-ssa.c (interesting_blocks): New global.
2196 (struct mark_def_sites_global_data): Remove it and names_to_rename.
2197 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
2198 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
2199 now that they're not domwalk callbacks.
2200 (rewrite_initialize_block): Rename to...
2201 (rewrite_enter_block): ... this, place after called functions. Test
2202 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
2203 (rewrite_finalize_block): Rename to...
2204 (rewrite_leave_block): ... this, place after called functions.
2205 (rewrite_update_init_block): Rename to...
2206 (rewrite_update_enter_block): ... this, place after called functions.
2207 Test interesting_blocks, call rewrite_update_stmt and
2208 rewrite_update_phi_arguments.
2209 (rewrite_update_fini_block): Rename to...
2210 (rewrite_leave_block): ... this, place after called functions.
2211 (rewrite_blocks): Remove last argument, simplify initialization of
2213 (mark_def_sites_initialize_block): Rename to...
2214 (mark_def_sites_block): ... this, call mark_def_sites.
2215 (mark_def_sites_blocks): Remove argument, simplify initialization of
2217 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
2218 (update_ssa): Likewise.
2219 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
2221 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
2222 (dom_opt_initialize_block): Rename to...
2223 (dom_opt_enter_block): ... this, place after called functions. Walk
2224 statements here, inline propagate_to_outgoing_edges.
2225 (dom_opt_finalize_block): Rename to...
2226 (dom_opt_leave_block): ... this, place after called functions.
2227 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
2229 (dse_enter_block, dse_record_phi): New.
2230 (dse_record_phis): Delete.
2231 (dse_finalize_block): Rename to...
2232 (dse_leave_block): ... this.
2233 (tree_ssa_dse): Simplify initialization of walk_data.
2234 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
2235 Adjust initialization of walk_data.
2236 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
2237 * tree-ssa-loop-phiopt.c (get_non_trapping):
2238 Adjust initialization of walk_data.
2239 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
2240 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
2241 it's not a domwalk callback.
2242 (uncprop_initialize_block): Rename to...
2243 (dse_enter_block): ... this, call uncprop_into_successor_phis.
2244 (dse_finalize_block): Rename to...
2245 (dse_leave_block): ... this.
2246 (tree_ssa_uncprop): Simplify initialization of walk_data.
2247 * Makefile.in: Adjust dependencies.
2249 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
2251 * arm.md (casesi): Fix test for Thumb1.
2252 (thumb1_casesi_internal_pic): Likewise.
2253 (thumb1_casesi_dispatch): Likewise.
2255 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
2257 * config/arm/arm-cores.def: Added core cortex-m0.
2258 * config/arm/arm-tune.md: Regenerated.
2259 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
2261 2009-06-26 DJ Delorie <dj@redhat.com>
2263 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
2265 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
2266 the scheduler doesn't tag jump insns.
2268 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
2270 * c-decl.c (merge_decls): Re-indent.
2272 2009-06-26 Janis Johnson <janis187@us.ibm.com>
2275 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
2276 Special-case decimal float constants.
2278 2009-06-26 Richard Henderson <rth@redhat.com>
2280 * function.h (struct function): Add cannot_be_copied_reason,
2281 and cannot_be_copied_set.
2282 * tree-inline.c (has_label_address_in_static_1): Rename from
2283 inline_forbidden_p_2; don't set inline_forbidden_reason here.
2284 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
2285 don't set inline_forbidden_reason.
2286 (copy_forbidden): New function, split out of inline_forbidden_p.
2287 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
2288 (inline_forbidden_p): Use copy_forbidden.
2289 (tree_versionable_function_p): Likewise.
2290 (inlinable_function_p): Merge into tree_inlinable_function_p.
2291 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
2292 * ipa-cp.c (ipcp_versionable_function_p): New function.
2293 (ipcp_cloning_candidate_p): Use it.
2294 (ipcp_node_modifiable_p): Likewise.
2296 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
2298 * builtins.c (expand_builtin_alloca): Handle builtin alloca
2299 that is marked not to be inlined. Remove flag_mudflap use.
2300 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
2301 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
2303 2009-06-26 Steve Ellcey <sje@cup.hp.com>
2306 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
2307 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
2309 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
2311 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
2313 (__mingwthr_remove_key_dtor): Likewise.
2315 2009-06-26 Richard Guenther <rguenther@suse.de>
2317 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
2319 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
2322 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
2323 try the non-cond_exec path also.
2325 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2328 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
2329 (output_cbranch): Use new functions.
2330 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
2333 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2334 Pat Haugen <pthaugen@us.ibm.com>
2335 Revital Eres <ERES@il.ibm.com>
2337 * config/rs6000/rs6000.c (print_operand): Correct lossage message
2338 for %c error. Add %x support to print VSX registers as a unified
2339 register set, instead of separate float and altivec registers.
2340 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
2341 %y case, and add support for VSX pre-modify addresses.
2342 (output_toc): Add assert for CONST containing an integer constant
2344 (rs6000_adjust_cost): Add POWER7 support.
2345 (insn_must_be_first_in_group): Ditto.
2346 (insn_must_be_last_in_group): Ditto.
2347 (rs6000_emit_popcount): Ditto.
2348 (rs6000_vector_mode_supported_p): Ditto.
2350 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
2351 Change some of the functions called by macros to being called
2352 through a pointer, so debug functions can be inserted if
2353 -mdebug=addr or -mdebug=cost.
2354 (rs6000_preferred_reload_class_ptr): Ditto.
2355 (rs6000_secondary_reload_class_ptr): Ditto.
2356 (rs6000_secondary_memory_needed_ptr): Ditto.
2357 (rs6000_cannot_change_mode_class_ptr): Ditto.
2358 (rs6000_secondary_reload_inner): Ditto.
2359 (rs6000_legitimize_reload_address): Ditto.
2360 (rs6000_legitimize_reload_address_ptr): Ditto.
2361 (rs6000_mode_dependent_address): Ditto.
2362 (rs6000_mode_dependent_address_ptr): Ditto.
2364 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
2365 function to return true if the mode allows reg + integer
2367 (virtual_stack_registers_memory_p): New function to return true if
2368 the address refers to a virtual stack register.
2369 (rs6000_legitimate_offset_address_p): Move code to say whether a
2370 mode supports reg+int addressing to reg_offset_addressing_ok_p and
2372 (rs6000_legitimate_address_p): Add checks for modes that only can
2373 do reg+reg addressing. Start adding VSX support.
2374 (rs6000_legitimize_reload_address): Ditto.
2375 (rs6000_legitimize_address): Ditto.
2376 (rs6000_debug_legitimate_address_p): New debug functions for
2377 -mdebug=addr and -mdebug=cost.
2378 (rs6000_debug_rtx_costs): Ditto.
2379 (rs6000_debug_address_costs): Ditto.
2380 (rs6000_debug_adjust_cost): Ditto.
2381 (rs6000_debug_legitimize_address): Ditto.
2382 (rs6000_legitimize_reload_address_ptr): Point to call normal
2383 function or debug function. Make functions called via pointer
2385 (rs6000_mode_dependent_address_ptr): Ditto.
2386 (rs6000_secondary_reload_class_ptr): Ditto.
2387 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
2388 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
2389 into a friendlier error.
2390 (rs6000_init_builtins): Add initial VSX support.
2391 (rs6000_adjust_cost): Fix some spacing issues.
2393 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
2394 (REG_CLASS_NAMES): Ditto.
2395 (REG_CLASS_CONTENTS): Ditto.
2396 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
2397 pointer, to add -mdebug=addr support.
2398 (CANNOT_CHANGE_MODE_CLASS): Ditto.
2399 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
2400 -mdebug=addr support.
2401 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
2402 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
2403 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
2405 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
2407 (bswapsi*): Set attribute types for load/store. Add combiner
2408 patterns to eliminate zero extend on 64-bit.
2409 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
2410 stdbrx if the hardware supports those instructions.
2412 2009-06-25 Ian Lance Taylor <iant@google.com>
2414 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
2415 (Link Options): Document -static-libstdc++.
2417 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2420 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
2421 DATA_ALIGNMENT instead.
2423 2009-06-25 Richard Guenther <rguenther@suse.de>
2425 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
2426 indirect references against the callused/escaped solutions.
2427 (call_may_clobber_ref_p_1): Likewise.
2429 2009-06-25 Martin Jambor <mjambor@suse.cz>
2431 PR tree-optimization/40493
2432 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
2433 (enum unscalarized_data_handling): New type.
2434 (handle_unscalarized_data_in_subtree): Return what has been done.
2435 (load_assign_lhs_subreplacements): Handle left flushes differently.
2436 (sra_modify_assign): Use unscalarized_data_handling, simplified
2437 condition determining whether to remove the statement.
2439 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
2441 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
2442 excerpt - @ should be doubled for texinfo.
2444 2009-06-24 Ian Lance Taylor <iant@google.com>
2446 * config/arc/arc.c: Include "df.h".
2447 (arc_attribute_table): Make static. Move higher in file.
2448 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
2449 (output_shift): Initialize n later to avoid warning.
2450 * config/arm/arm.c (arm_attribute_table): Make static. Move
2452 * config/avr/avr.c (avr_attribute_table): Make static. Move
2454 (reg_class_tab): Change array type from int to enum reg_class.
2455 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
2457 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
2458 (lshrhi3_out): Likewise.
2459 (class_likely_spilled_p): Change return type to bool.
2460 (avr_rtx_costs): Use local code variable with enum type.
2461 * config/avr/avr.md (movmemhi): Use add_reg_note.
2462 (andhi3, andsi3): Don't use AS2 with "and".
2463 (iorhi3, iorsi3): Don't use AS2 with "or".
2464 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
2465 * config/crx/crx.c: Include "df.h".
2466 (crx_attribute_table): Make static.
2467 * config/m32r/m32r.c: Include "df.h".
2468 (m32r_attribute_table): Make static. Move higher in file.
2469 (pop): Use add_reg_note.
2470 (block_move_call): Change 0 to LCT_NORMAL in function call.
2471 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
2472 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
2473 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
2474 declare, not just when TREE_CODE is defined.
2475 * config/m68hc11/m68hc11.c: Include "expr.h".
2476 (m68hc11_attribute_table): Make static. Move higher in file.
2477 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
2479 (m68hc11_register_indirect_p): Likewise.
2480 (m68hc11_function_arg_padding): Change return type to enum
2482 (emit_move_after_reload): Use add_reg_note.
2483 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
2484 (m68hc11_split_logical): Likewise.
2485 (m68hc11_rtx_costs): Add local code_and outer_code variables with
2487 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
2488 to VOIDmode in function call.
2489 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
2491 (m68hc11_split_logical): Update declaration.
2492 (m68hc11_function_arg_padding): Update declaration.
2493 * config/mcore/mcore.c (regno_reg_class): Change form array of int
2494 to array of enum reg_class.
2495 (mcore_attribute_table): Make static. Move higher in file.
2496 (mcore_rtx_costs): Add cast to enum type.
2497 * config/mcore/mcore.h (regno_reg_class): Update declaration.
2498 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
2499 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
2501 * config/sh/predicates.md (trapping_target_operand): Rename and to
2503 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
2505 * config/spu/spu.c (spu_attribute_table): Make static. Move
2507 * config/v850/v850.c (v850_attribute_table): Make static. Move
2509 (v850_rtx_costs): Use local code with enum type.
2510 (expand_epilogue): Add cast.
2511 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
2513 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
2516 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
2517 -m2a-single-only and -m2a-nofpu.
2518 * config/sh/sh.opt: Document m2a generates FPU code.
2520 2009-06-24 Anatoly Sokolov <aesok@post.ru>
2522 * defaults.h (CAN_ELIMINATE): Provide default.
2523 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2524 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
2525 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
2526 * config/spu/spu.h (CAN_ELIMINATE): Delete.
2527 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
2528 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
2529 * config/cris/cris.h (CAN_ELIMINATE): Delete.
2530 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
2531 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
2532 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
2534 2009-06-24 DJ Delorie <dj@redhat.com>
2536 * mep-ext-cop.cpu: Fix copyright notice.
2537 * mep-default: Fix copyright notice.
2538 * mep-core: Fix copyright notice.
2539 * mep: Fix copyright notice.
2540 * mep-ivc2: Fix copyright notice.
2541 * mep-c5: Fix copyright notice.
2543 2009-06-24 Denis Chertykov <chertykov@gmail.com>
2545 * doc/contrib.texi (Contributors):
2547 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
2550 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
2551 src and dst operands if necessary.
2553 2009-06-23 DJ Delorie <dj@redhat.com>
2556 * config.gcc: Add mep support.
2557 * recog.c: Resurrect validate_replace_rtx_subexp().
2558 * recog.h: Likewise.
2559 * config/mep/: Add new port:
2560 * config/mep/constraints.md: New file.
2561 * config/mep/default.h: New file.
2562 * config/mep/intrinsics.h: New file.
2563 * config/mep/intrinsics.md: New file.
2564 * config/mep/ivc2-template.h: New file.
2565 * config/mep/mep-c5.cpu: New file.
2566 * config/mep/mep-core.cpu: New file.
2567 * config/mep/mep-default.cpu: New file.
2568 * config/mep/mep-ext-cop.cpu: New file.
2569 * config/mep/mep-intrin.h: New file.
2570 * config/mep/mep-ivc2.cpu: New file.
2571 * config/mep/mep-lib1.asm: New file.
2572 * config/mep/mep-lib2.c: New file.
2573 * config/mep/mep-pragma.c: New file.
2574 * config/mep/mep-protos.h: New file.
2575 * config/mep/mep-tramp.c: New file.
2576 * config/mep/mep.c: New file.
2577 * config/mep/mep.cpu: New file.
2578 * config/mep/mep.h: New file.
2579 * config/mep/mep.md: New file.
2580 * config/mep/mep.opt: New file.
2581 * config/mep/predicates.md: New file.
2582 * config/mep/t-mep: New file.
2584 2009-06-23 Ian Lance Taylor <iant@google.com>
2586 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
2587 from loose_warn into c_loose_warn and from strict_warn into
2588 c_strict_warn. Set and substitute warn_cxxflags. Check for
2589 --enable-build-with-cxx. Set and substitute
2590 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
2591 * Makefile.in (CXXFLAGS): New variable.
2592 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
2593 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
2594 the default is the same as $(STRICT_WARN).
2595 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
2596 (CXX): New variable.
2597 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
2598 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
2599 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
2600 (HOST_LIBS): New variable.
2601 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
2602 (ALL_CXXFLAGS): New variable.
2603 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
2604 * doc/install.texi (Configuration): Document
2605 --enable-build-with-cxx, --with-stage1-ldflags,
2606 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
2607 * configure: Rebuild.
2609 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2611 * config/arm/arm.c (arm_override_options): Fix braces and formatting
2612 from previous commit.
2614 2009-06-23 Ian Lance Taylor <iant@google.com>
2616 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
2618 2009-06-23 Ian Lance Taylor <iant@google.com>
2620 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
2621 with ATTRIBUTE_UNUSED.
2623 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2624 Pat Haugen <pthaugen@us.ibm.com>
2625 Revital Eres <eres@il.ibm.com>
2627 * config.in (HAVE_AS_POPCNTD): Add default definition.
2628 (HAVE_AS_LWSYNC): Ditto.
2630 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
2632 (gcc_cv_as_powerpc_cmpb): Ditto.
2633 (gcc_cv_as_powerpc_dfp): Ditto.
2634 (gcc_cv_as_powerpc_vsx): Ditto.
2635 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
2636 supporting the popcntd/lwsync instructions.
2637 (gcc_cv_as_powerpc_lwsync): Ditto.
2638 * configure: Regenerate.
2640 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
2641 -mcpu=native and -mcpu=power7.
2642 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
2644 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
2645 a variable instead of a mask to reduce the number of mask bits.
2646 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
2647 (-mbit-word): Ditto.
2648 (-mregnames): Ditto.
2649 * config/rs6000/rs6000.opt (-mupdate): Ditto.
2650 (-mfused-madd): Ditto.
2652 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
2654 (-mvsx): New switch for VSX instructions.
2655 (-misel): Move from a variable to a mask to allow it to be set by
2658 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
2659 function declaration to an array declaration.
2660 (rs6000_hard_regno_nregs): New external array declaration.
2662 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
2663 files included by rs6000.md.
2665 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
2666 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
2668 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
2670 (rs6000_debug_reg): New -mdebug= variables.
2671 (rs6000_debug_addr): Ditto.
2672 (rs6000_debug_cost): Ditto.
2673 (rs6000_pmode): New variable to hold Pmode.
2674 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
2675 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
2676 calculated at compiler start.
2677 (rs6000_hard_regno_nregs): Change function to an array which holds
2678 HARD_REGNO_NREGS calculated at compiler start.
2679 (rs6000_explicit_options): Delete isel field.
2680 (rs6000_vector_unit): New array to hold which vector unit
2681 supports arithmetic options for a given type.
2682 (rs6000_vector_mem): New array to hold which vector unit supports
2683 memory reference operations for a given type.
2684 (rs6000_vector_align): New array to given the alignment of each
2686 (power7_cost): New basic costs for power7.
2687 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
2688 (rs6000_hard_regno_nregs_internal): New function, moved from
2689 HARD_REGNO_NREGS, to calculate the number of registers each hard
2690 register takes for each type.
2691 (rs6000_debug_reg_print): New function for -mdebug=reg support.
2692 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
2693 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
2694 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
2695 unit information here so it is calculated once at compiler startup
2697 (rs6000_override_options): Make -misel a target mask. Add more
2698 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
2699 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
2701 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
2702 (rs6000_handle_option): Move -misel from variable to target mask.
2703 (rs6000_builtin_mask_for_load): Add VSX support.
2704 (rs6000_conditional_register_usage): Ditto.
2705 (USE_ALTIVEC_FOR_ARG_P): Ditto.
2706 (function_arg_boundary): Ditto.
2707 (rs6000_expand_builtin): Ditto.
2708 (def_builtin): Make abort message a little friendlier.
2709 (rs6000_emit_int_cmove): Add support for 64-bit isel.
2711 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
2712 assembler support the popcntd instruction instead of a vsx
2713 instruction to enable power7 support.
2714 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
2715 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
2716 option to the assembler if -mcpu=native.
2717 (ASM_CPU_NATIVE_SPEC): Ditto.
2718 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
2720 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
2721 the lwsync instruction.
2722 (enum processor_type): Add PROCESSOR_POWER7.
2723 (rs6000_debug_reg): New -mdebug= options.
2724 (rs6000_debug_addr): Ditto.
2725 (rs6000_debug_cost): Ditto.
2726 (rs6000_isel): Delete.
2727 (enum rs6000_vector): New enum to say what vector unit we have.
2728 (VECTOR_UNIT_*): New macros to say which vector unit has
2729 arithmetic operations for a given type.
2730 (VECTOR_MEM_*): New macros to say which vector unit has memory
2731 operations for a given type.
2732 (TARGET_LDBRX): Whether the machine supports the ldbrx
2734 (TARGET_ISEL): Delete, -misel moved to be a mask.
2735 (TARGET_ISEL64): New macro for 64-bit isel support.
2736 (UNITS_PER_VSX_WORD): New macro.
2737 (POINTER_SIZE): Move to be an external variable, rather than
2738 calculating whether we are generating 32 ot 64-bit code.
2740 (STACK_BOUNDARY): Add VSX support.
2741 (LOCAL_ALIGNMENT): Ditto.
2742 (SLOW_UNALIGNED_ACCESS): Ditto.
2743 (VSX_REGNO_P): New macro for VSX support.
2744 (VFLOAT_REGNO_P): Ditto.
2745 (VINT_REGNO_P): Ditto.
2746 (VLOGICAL_REGNO_P): Ditto.
2747 (VSX_VECTOR_MODE): Ditto.
2748 (VSX_SCALAR_MODE): Ditto.
2750 (VSX_MOVE_MODE): Ditto.
2751 (VSX_REG_CLASS_P): Ditto.
2752 (HARD_REGNO_NREGS): Instead of calling a function, use an array
2754 (UNITS_PER_SIMD_WORD): Add VSX support.
2755 (MODES_TIEABLE_P): Ditto.
2756 (STARTING_FRAME_OFFSET): Ditto.
2757 (STACK_DYNAMIC_OFFSET): Ditto.
2758 (EPILOGUE_USES): Ditto.
2759 (REGNO_REG_CLASS): Move to array lookup.
2760 (CLASS_MAX_NREGS): Ditto.
2761 (rs6000_vector_reg_class): Add declaration.
2762 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
2763 overlap with the floating point and Altivec registers.
2765 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
2767 * config/rs6000/driver-rs6000.c (asm_names): New static array to
2768 give the appropriate asm switches if -mcpu=native.
2769 (host_detect_local_cpu): Add support for "asm".
2770 (host_detect_local_cpu): Follow GNU code guidelines for name.
2772 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
2773 -mbit-word to a variable instead of being a target mask.
2775 * config/rs6000/sync.md (lwsync): If the assembler supports it,
2776 emit the lwsync instruction instead of emitting the instruction as
2777 an integer constant.
2779 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
2780 fixuns_trundfsi2, move expander into rs6000.md.
2782 * config/rs6000/rs6000.md (cpu): Add power7.
2783 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
2784 (logical predicate patterns): Change the single instruction
2785 primitives that set CR0 to be fast_compare instead of compare.
2787 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
2788 (popcntddi2): Ditto.
2789 (popcount<mode>): Ditto.
2790 (floating multiply/add insns): Name the floating point
2792 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
2793 (isel_unsigned_<mode>): Ditto.
2794 (fixuns_trundfsi2): Move expander here from spe.md.
2795 (smindi3): Define if we have -misel on 64-bit systems.
2800 2009-06-23 Anatoly Sokolov <aesok@post.ru>
2802 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
2804 * config/avr/avr.c (avr_current_device): New variable.
2805 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
2806 (avr_arch, mcu_type_s): Move to avr.h.
2807 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
2808 default_data_section_start fields.
2809 (avr_arch): Moved from avr.c.
2810 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
2811 library_name fields.
2812 (avr_current_device, avr_mcu_types, avr_arch_types,
2813 avr_device_to_arch, avr_device_to_data_start,
2814 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
2815 (EXTRA_SPEC_FUNCTIONS): Define.
2816 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
2817 options mapping. Use device_to_arch and device_to_data_start insted.
2818 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
2819 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
2820 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
2821 * config/avr/driver-avr.c: New file.
2822 * config/avr/avr-devices.c: New file.
2824 2009-06-23 Jakub Jelinek <jakub@redhat.com>
2826 * var-tracking.c (unshare_variable): Force initialized to
2827 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
2828 (set_variable_part): Likewise.
2829 (struct variable_union_info): Remove pos_src field.
2830 (vui_vec, vui_allocated): New variables.
2831 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
2832 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
2833 == 1 use a simpler sorting algorithm. Compute pos field right
2834 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
2835 Avoid quadratic comparison if !flag_var_tracking_uninit.
2836 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
2837 unshare_variable unconditionally.
2838 (dataflow_set_different_2): Removed.
2839 (dataflow_set_different): Don't traverse second hash table.
2840 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
2841 unconditionally to var_reg_set or var_mem_set.
2842 (emit_notes_in_bb): Likewise.
2843 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
2845 (emit_note_insn_var_location): Don't set initialized to
2846 VAR_INIT_STATUS_INITIALIZED early.
2847 (vt_finalize): Free vui_vec if needed, clear vui_vec and
2849 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
2851 * tree-object-size.c (addr_object_size): Instead of checking
2852 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
2853 are no FIELD_DECLs following it.
2855 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
2857 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
2858 order to match bswaps with signed source operands.
2860 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2862 * sdbout.c (sdbout_one_type): Fix braces in switch.
2864 2009-06-23 Richard Guenther <rguenther@suse.de>
2866 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
2868 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
2869 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
2870 var_callused, callused_tree, var_storedanything, storedanything_tree,
2871 var_integer, integer_tree): Remove global variables.
2872 (new_var_info): Do not pass new id, append the new var to the
2873 global variable vector.
2874 (do_ds_constraint): Use is_global_var member of the variable-info.
2875 (new_scalar_tmp_constraint_exp): Adjust.
2876 (create_function_info_for): Likewise.
2877 (create_variable_info_for): Likewise.
2878 (find_what_var_points_to): Remove dead code.
2879 (init_base_vars): Simplify.
2880 (compute_points_to_sets): Adjust.
2882 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2884 * combine.c (try_combine): Dump information about the insns we're
2887 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2889 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
2890 check when calling force_to_mode on TRUNCATE's operand.
2892 2009-06-22 Ian Lance Taylor <iant@google.com>
2894 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
2896 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2898 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
2900 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2902 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
2903 override library linkage flags such as -static-libgcc or
2906 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2908 * config/m68k/m68k-devices.def: Add line for MCF5221x.
2910 2009-06-22 Ian Lance Taylor <iant@google.com>
2912 * config/linux.opt: Put mglibc ahead of muclibc.
2914 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
2915 for duplicate decls.
2917 2009-06-22 Matthias Klose <doko@ubuntu.com>
2919 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
2921 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2924 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
2925 instead of NULL if a parser error occurs.
2927 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2929 * dwarf2out.c (dwarf2_debug_hooks): Initialize
2930 non-DWARF2_DEBUGGING_INFO version.
2932 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
2934 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
2935 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
2937 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
2938 (LIBGCC2_TF_CEXT): Define.
2941 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2944 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
2946 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2948 * config/arm/arm.c (arm_override_options): Disable
2949 -mcaller-super-interworking and -mcallee-super-interworking.
2950 * doc/invoke.texi (ARM Options): Document this.
2952 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
2954 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
2955 * config/arm/constraints.md (j): New constraint for movw operands.
2956 (N): Remove thumb2 meaning.
2957 * config/arm/arm.md (*arm_movw): Delete.
2958 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
2959 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
2960 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
2962 2009-06-22 Martin Jambor <mjambor@suse.cz>
2964 PR tree-optimization/40492
2965 * tree-sra.c (sra_modify_assign): Pass zero offsets to
2966 build_ref_for_offset.
2968 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
2970 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
2971 JUMP_TABLE_DATA_P predicates where applicable.
2972 * auto-inc-dec.c: Ditto.
2973 * builtins.c: Ditto.
2974 * caller-save.c: Ditto.
2976 * cfgcleanup.c: Ditto.
2977 * cfglayout.c: Ditto.
2980 * combine-stack-adj.c: Ditto.
2986 * dwarf2asm.c: Ditto.
2987 * dwarf2out.c: Ditto.
2988 * emit-rtl.c: Ditto.
2994 * function.c: Ditto.
2997 * genpreds.c: Ditto.
2998 * genrecog.c: Ditto.
3000 * ira-costs.c: Ditto.
3001 * ira-lives.c: Ditto.
3004 * lower-subreg.c: Ditto.
3005 * modulo-sched.c: Ditto.
3007 * postreload.c: Ditto.
3008 * print-rtl.c: Ditto.
3017 * sched-vis.c: Ditto.
3019 * sel-sched-ir.c: Ditto.
3020 * simplify-rtx.c: Ditto.
3021 * targhooks.c: Ditto.
3022 * var-tracking.c: Ditto.
3023 * vmsdbgout.c: Ditto.
3025 2009-06-22 Matthias Klose <doko@ubuntu.com>
3027 * Makefile.in (install-plugin): Always use DESTDIR.
3029 2009-06-22 Olivier Hainque <hainque@adacore.com>
3031 * config/pa/pa.c (output_call): Don't optimize post call jumps
3032 into return address adjustments if the call may throw.
3034 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
3036 * arm.c (thumb1_output_casesi): New function.
3037 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
3038 optimizing for size or PIC.
3039 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
3040 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
3041 (casesi): Handle Thumb-1 when optimizing for size or PIC.
3042 (thumb1_casesi_internal_pic): New expand rule.
3043 (thumb1_casesi_dispatch): New pattern.
3044 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
3046 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
3047 in the text seciton when PIC or optimizing for size.
3048 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
3049 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
3050 preservation properties of code.
3051 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
3052 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
3053 (__gnu_thumb1_case_si): New function.
3054 * t-arm (LIB1ASMSRC): Define here.
3055 (LIB1ASMFUNCS): Add some common functions.
3056 * t-arm-elf (LIB1ASMSRC): Delete.
3057 (LIB1ASMFUNCS): Append to existing set.
3058 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3059 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3060 * t-symbian (LIB1ASMFUNCS): Likewise.
3061 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3062 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3064 2009-06-21 Richard Guenther <rguenther@suse.de>
3066 PR tree-optimization/38729
3067 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
3068 to loops with a single exit if -fno-expensive-optimizations.
3070 2009-06-21 Jakub Jelinek <jakub@redhat.com>
3072 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
3073 (dataflow_set): Change vars type from htab_t to shared_hash.
3074 (shared_hash_pool, empty_shared_hash): New variables.
3075 (vars_clear): Removed.
3076 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
3077 shared_hash_find_slot_unshare, shared_hash_find_slot,
3078 shared_hash_find_slot_noinsert, shared_hash_find): New
3080 (shared_hash_unshare, shared_hash_destroy): New functions.
3081 (unshare_variable): Unshare set->vars if shared, use
3083 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
3084 (get_init_value, find_src_set_src, dump_dataflow_set,
3085 clobber_variable_part, emit_notes_for_differences): Use
3087 (dataflow_set_init): Remove second argument, set vars to
3088 empty_shared_hash instead of creating a new htab.
3089 (dataflow_set_clear): Call shared_hash_destroy and set vars
3090 to empty_shared_hash instead of calling vars_clear.
3091 (dataflow_set_copy): Don't call vars_copy, instead just share
3092 the src htab with dst.
3093 (variable_union): Use shared_hash_*, use initially NO_INSERT
3094 lookup if set->vars is shared. Don't keep slot cleared before
3095 calling unshare_variable. Unshare set->vars if needed.
3096 Even ->refcount == 1 vars must be unshared if set->vars is shared
3097 and var needs to be modified.
3098 (variable_canonicalize): New function.
3099 (dataflow_set_union): If dst->vars is empty, just share src->vars
3100 with dst->vars and traverse with variable_canonicalize to canonicalize
3101 and unshare what is needed.
3102 (dataflow_set_different): If old_set and new_set use the same shared
3103 htab, they aren't different. If number of htab elements is different,
3104 htabs are different. Use shared_hash_*.
3105 (dataflow_set_destroy): Call shared_hash_destroy instead of
3107 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
3108 second argument to dataflow_set_init.
3109 (vt_initialize): Likewise. Initialize shared_hash_pool and
3110 empty_shared_hash, move bb in/out initialization afterwards.
3111 Use variable_htab_free instead of NULL as changed_variables del hook.
3112 (variable_was_changed): Change type of second argument to pointer to
3113 dataflow_set. When inserting var into changed_variables, bump
3114 refcount. Unshare set->vars if set is shared htab and slot needs to
3116 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
3117 lookup if set->vars is shared. Unshare set->vars if needed.
3118 Even ->refcount == 1 vars must be unshared if set->vars is shared
3119 and var needs to be modified. Adjust variable_was_changed caller.
3120 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
3121 vars must be unshared if set->vars is shared and var needs to be
3122 modified. Adjust variable_was_changed caller.
3123 (emit_note_insn_var_location): Don't pool_free var.
3124 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
3126 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
3127 free_alloc_pool on shared_hash_pool.
3129 2009-06-20 Anthony Green <green@moxielogic.com>
3131 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
3132 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
3134 2009-06-20 Richard Guenther <rguenther@suse.de>
3136 * tree-ssa-structalias.c (find_func_aliases): For memset use
3137 a constraint from NULL if we memset to zero.
3138 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
3139 we explicitly handle that do not read from memory.
3140 (call_may_clobber_ref_p_1): Properly handle builtins that may
3143 2009-06-20 Richard Guenther <rguenther@suse.de>
3145 PR tree-optimization/40495
3146 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
3147 (new_scalar_tmp_constraint_exp): New function.
3148 (process_constraint): Do not create temporary decls.
3149 (process_all_all_constraints): Likewise.
3150 (handle_const_call): Likewise.
3151 (create_function_info_for): Do not set decl.
3153 2009-06-19 Ian Lance Taylor <iant@google.com>
3155 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
3156 (rs6000_attribute_table): Make static; move before use.
3158 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
3160 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
3161 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
3162 Propagate the TREE_READONLY flag without overwriting it.
3163 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
3164 Propagate the TREE_READONLY flag onto the result.
3165 (process_call_operands): Move around. Use correct constant value.
3167 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3170 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
3171 * config/arm/arm.md: Likewise.
3173 2009-06-19 Ian Lance Taylor <iant@google.com>
3175 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
3176 to GIMPLE_ERROR_MARK.
3178 * c-typeck.c (build_conditional_expr): Add op1_original_type and
3179 op2_original_type parameters. Warn about using different enum types.
3180 * c-parser.c (c_parser_conditional_expression): Pass original
3181 types to build_conditional_expr.
3182 * c-tree.h (build_conditional_expr): Update declaration.
3184 2009-06-19 Ian Lance Taylor <iant@google.com>
3186 * config/i386/i386.c (ix86_function_specific_save): Test that
3187 fields match values, rather than testing the values are in a
3190 2009-06-19 Richard Guenther <rguenther@suse.de>
3192 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
3194 (ptr_derefs_may_alias_p): Likewise.
3195 (ptr_deref_may_alias_ref_p_1): New function.
3196 (ptr_deref_may_alias_ref_p): Likewise.
3197 (ref_maybe_used_by_call_p_1): Handle builtins that are not
3198 covered by looking at the ESCAPED solution.
3199 (call_may_clobber_ref_p_1): Likewise.
3200 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
3201 Handle NULL_TREE offset. Do not produce redundant constraints.
3202 (process_all_all_constraints): New helper function.
3203 (do_structure_copy): Use it.
3204 (handle_lhs_call): Likewise.
3205 (find_func_aliases): Handle some builtins with pointer arguments
3206 and/or return values explicitly.
3208 2009-06-19 Ian Lance Taylor <iant@google.com>
3210 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
3212 2009-06-19 Ian Lance Taylor <iant@google.com>
3214 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
3216 2009-06-19 Ian Lance Taylor <iant@google.com>
3218 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
3219 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
3222 * c-decl.c (finish_decl): If -Wc++-compat, warn about
3223 uninitialized const.
3225 2009-06-19 Ian Lance Taylor <iant@google.com>
3227 * dse.c (struct store_info): Rename bitmap field to bmap. Change
3230 * c-decl.c (in_struct, struct_types): Remove.
3231 (struct c_binding): Add in_struct field.
3232 (c_binding_ptr): Define type, along with VEC.
3233 (struct c_struct_parse_info): Define.
3234 (struct_parse_info): New static variable.
3235 (bind): Initialize in_struct field.
3236 (start_struct): Remove enclosing_in_struct and
3237 enclosing_struct_types parameters. Add
3238 enclosing_struct_parse_info parameter. Change all callers. Set
3239 struct_parse_info rather than in_struct and struct_types.
3240 (grokfield): If -Wc++-compat and there is a symbol binding for the
3241 field name, set the in_struct flag and push it on the
3242 struct_parse_info->fields vector.
3243 (warn_cxx_compat_finish_struct): New static function.
3244 (finish_struct): Remove enclosing_in_struct and
3245 enclosing_struct_types parameters. Add
3246 enclosing_struct_parse_info parameter. Change all callers. Don't
3247 set C_TYPE_DEFINED_IN_STRUCT here. Call
3248 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
3249 parameter. Only push on struct_types if warn_cxx_compat.
3250 (finish_enum): Only push on struct_types if warn_cxx_compat.
3251 (declspecs_add_type): Add loc parameter. Change all callers.
3252 Change all error calls to error_at. Pass loc, not input_location,
3253 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
3254 defined in a struct. If -Wc++-compat and parsing a struct, record
3255 that a typedef name was used.
3256 * c-parser.c (c_parser_declspecs): Get location to pass to
3258 (c_parser_struct_or_union_specifier): Update calls to start_struct
3260 * c-tree.h (struct c_struct_parse_info): Declare.
3261 (finish_struct, start_struct): Update declarations.
3262 (declspecs_add_type): Update declaration.
3264 2009-06-19 Ian Lance Taylor <iant@google.com>
3266 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
3267 variable with an anonymous type.
3269 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3271 * see.c: Remove for real.
3273 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3275 * optabs.h (enum optab_index): Add new OTI_significand.
3276 (significand_optab): Define corresponding macro.
3277 * optabs.c (init_optabs): Initialize significand_optab.
3278 * genopinit.c (optabs): Implement significand_optab using
3279 significand?f2 patterns.
3280 * builtins.c (expand_builtin_mathfn): Handle
3281 BUILT_IN_SIGNIFICAND{,F,L}.
3282 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
3283 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
3285 * config/i386/i386.md (significandxf2, significand<mode>2): New
3286 expanders to implement significandf, significand and significandl
3287 built-ins as inline x87 intrinsics.
3289 2009-06-18 Anatoly Sokolov <aesok@post.ru>
3291 * config/avr/avr.c (avr_override_options): Remove setting value of
3292 PARAM_INLINE_CALL_COST.
3294 2009-06-18 Richard Henderson <rth@redhat.com>
3297 * tree-pass.h (TDF_ASMNAME): New.
3298 * tree-dump.c (dump_options): Add asmname.
3299 * doc/invoke.texi: Document it.
3301 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
3302 (dump_decl_name): ...here.
3303 (dump_function_name): New flags arg; mind TDF_ASMNAME.
3304 (dump_generic_node): Update dump_function_name calls.
3305 (print_call_name): New flags arg; update all dump calls.
3306 * diagnostic.h (print_call_name): Update.
3307 * gimple-pretty-print.c (dump_gimple_call): Update.
3309 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
3312 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
3314 2009-06-18 Diego Novillo <dnovillo@google.com>
3316 * doc/plugins.texi: Document plugin_is_GPL_compatible.
3317 * plugin.c (str_license): Declare.
3318 (try_init_one_plugin): Assert that the symbol
3319 'plugin_is_GPL_compatible' exists.
3321 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
3324 * Makefile.in (OBJS-common): Remove see.o.
3326 * common.opt (fsee): Mark as preserved for backward compatibility.
3327 * opts.c (common_handle_option): Add OPT_fsee to the backward
3328 compatibility section.
3329 * passes.c (init_optimization_passes, pass_see): Remove pass.
3330 * timevar.def (TV_SEE): Remove.
3331 * tree-pass.h (pass_see): Remove declaration.
3332 * doc/invoke.texi (-fsee): Remove documentation.
3334 2009-06-18 Martin Jambor <mjambor@suse.cz>
3336 * tree-sra.c: Include statistics.h
3337 (sra_stats): New variable.
3338 (sra_initialize): Clear sra_stats.
3339 (create_access_replacement): Increment sra_stats.replacements.
3340 (get_access_replacement): Do not return twice.
3341 (analyze_all_variable_accesses): Increment statistics counter by the
3342 number of scalarized aggregates.
3343 (generate_subtree_copies): Increment sra_stats.subtree_copies.
3344 (sra_modify_expr): Increment sra_stats.exprs.
3345 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
3346 (sra_modify_assign): Increment sra_stats.exprs,
3347 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
3348 (perform_intra_sra): Update statistics counters.
3349 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
3351 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3353 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
3354 (arm_scalar_mode_supported_p): New function.
3356 2009-06-18 Paul Brook <paul@codesourcery.com>
3357 Sandra Loosemore <sandra@codesourcery.com>
3359 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
3360 (__extendhfsf2, __truncsfhf2): Define.
3361 * config/arm/fp16.c: New file.
3362 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3363 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3365 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3367 * doc/extend.texi (Half-Precision): New section.
3368 * doc/invoke.texi (Option Summary): List -mfp16-format.
3369 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
3370 * config/arm/arm.opt (mfp16-format=): New.
3371 * config/arm/arm.c: Include intl.h.
3372 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
3373 (TARGET_INVALID_RETURN_TYPE): Redefine.
3374 (TARGET_PROMOTED_TYPE): Redefine.
3375 (TARGET_CONVERT_TO_TYPE): Redefine.
3376 (arm_fp16_format): Define.
3377 (all_fpus): Add entry for neon-fp16.
3378 (fp_model_for_fpu): Likewise.
3379 (struct fp16_format): Declare.
3380 (all_fp16_formats): Define.
3381 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
3383 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
3385 (arm_legitimate_index_p): Treat HFmode like HImode.
3386 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
3387 (coproc_secondary_reload_class): Special-case HFmode.
3388 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
3389 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
3390 (arm_init_fp16_builtins): New.
3391 (arm_init_builtins): Call it.
3392 (arm_invalid_parameter_type): New.
3393 (arm_invalid_return_type): New.
3394 (arm_promoted_type): New.
3395 (arm_convert_to_type).
3396 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
3398 (arm_emit_fp16_const): New function.
3399 (arm_mangle_type): Mangle __fp16 as "Dh".
3400 * config/arm/arm.h (TARGET_VFPD32): Make it know about
3402 (TARGET_NEON_FP16): New.
3403 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
3404 (enum fputype): Add FPUTYPE_NEON_FP16.
3405 (enum arm_fp16_format_type): Declare.
3406 (arm_fp16_format): Declare.
3407 (LARGEST_EXPONENT_IS_NORMAL): Define.
3408 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
3409 * config/arm/arm-modes.def (HFmode): Define.
3410 * config/arm/vfp.md: (*movhf_vfp): New.
3413 * config/arm/arm.md: (fpu): Add neon_fp16.
3414 (floatsihf2, floatdihf2): New.
3415 (fix_trunchfsi2, fix_trunchfdi2): New.
3419 (*arm32_movhf): New.
3420 (*thumb1_movhf): New.
3421 (consttable_2): Add check for HFmode constants.
3422 (consttable_4): Handle HFmode constants.
3424 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
3426 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
3428 2009-06-17 Olivier Hainque <hainque@adacore.com>
3430 * collect2.c (main): Use CONST_CAST2 to perform char ** to
3431 const char ** conversion in AIX specific section.
3433 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
3435 * config/i386/i386.c (ix86_special_builtin_type): Remove
3436 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
3437 (bdesc_special_args): Updated.
3438 (ix86_init_mmx_sse_builtins): Likewise.
3439 (ix86_expand_special_args_builtin): Likewise.
3441 2009-06-17 Richard Henderson <rth@redhat.com>
3443 * tree-pretty-print.c (maybe_dump_asm_name): New.
3444 (dump_decl_name): Use it.
3445 (PRINT_FUNCTION_NAME): Merge into...
3446 (dump_function_name): ... here. Use maybe_dump_asm_name.
3448 2009-06-17 Cary Coutant <ccoutant@google.com>
3450 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
3452 * debug.c (struct gcc_debug_hooks): Change placeholder for
3454 (debug_nothing_int_charstar_int): Replaced by...
3455 (debug_nothing_int_charstar_int_bool): ...this.
3456 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
3457 source_line prototype.
3458 (debug_nothing_int_charstar_int): Replaced by...
3459 (debug_nothing_int_charstar_int_bool): ...this.
3460 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
3461 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
3462 Output is_stmt operand when necessary.
3463 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
3464 (notice_source_line): Add is_stmt parameter.
3465 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
3466 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
3468 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
3469 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
3471 2009-06-17 Ian Lance Taylor <iant@google.com>
3473 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
3475 (struct store_by_pieces_d): Rename from store_by_pieces. Change
3478 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
3480 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
3481 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
3482 tree_strip_sign_nop_conversions and
3483 tree_ssa_strip_useless_type_conversions rather than stripping
3484 the operations here.
3485 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
3487 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
3488 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
3489 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
3490 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
3493 2009-06-17 Michael Eager <eager@eagercon.com>
3495 * config/rs6000/constraints.md (register_constraint "d"): New.
3496 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
3497 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
3498 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
3499 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
3500 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
3501 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
3502 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
3503 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
3504 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
3505 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
3507 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
3508 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
3509 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
3510 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
3511 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3512 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
3513 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
3514 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
3515 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
3516 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
3517 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
3518 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
3519 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
3520 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
3522 2009-06-16 Ian Lance Taylor <iant@google.com>
3524 * profile.c (total_num_never_executed): Don't define.
3525 (compute_branch_probabilities): Don't count or print
3527 (init_branch_prob): Don't set total_num_never_executed.
3528 (end_branch_prob): Don't print total_num_never_executed.
3530 2009-06-17 David Daney <ddaney@caviumnetworks.com>
3532 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
3534 2009-06-17 David Edelsohn <edelsohn@gnu.org>
3536 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
3537 (nabstd2_fpr): Same.
3539 2009-06-17 Steve Ellcey <sje@cup.hp.com>
3541 * expr.c (expand_assignment): Change complex type check.
3543 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
3545 * doc/plugins.texi (Building GCC plugins): Added new section.
3547 2009-06-17 Ian Lance Taylor <iant@google.com>
3549 * c-pch.c (get_ident): Don't set size of templ array.
3550 (pch_init): Don't set size of partial_pch array.
3552 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
3553 string constant to intialize an array whose size is the length of
3556 2009-06-17 Richard Guenther <rguenther@suse.de>
3558 PR tree-optimization/40389
3559 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
3560 to addressable types.
3561 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
3563 2009-06-17 Richard Guenther <rguenther@suse.de>
3566 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
3567 if there is no evolution of left in the loop bail out.
3568 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
3569 chrec_fold_multiply.
3571 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
3572 Janis Johnson <janis187@us.ibm.com>
3575 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
3576 for the symbol ref of a constant that is the source of a move
3577 - nor for any other not-obvious-label-ref constants.
3579 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
3581 * plugin.c (position_pass): Skip newly inserted pass during list
3582 traversal to avoid repeated insertion.
3584 2009-06-16 Ian Lance Taylor <iant@google.com>
3586 * vec.h (VEC_stack_alloc): Define different version if
3587 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
3588 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
3589 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
3590 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3592 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
3594 * config.gcc (extra_headers): Add ia32intrin.h for x86.
3596 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
3597 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
3598 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
3599 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
3600 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
3601 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3602 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3603 (bdesc_special_args): Add __builtin_ia32_rdtsc and
3604 __builtin_ia32_rdtscp.
3605 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
3606 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
3607 and __builtin_ia32_rorhi.
3608 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
3609 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3610 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3611 (ix86_expand_args_builtin): Likewise.
3612 (ix86_expand_special_args_builtin): Likewise.
3614 * config/i386/i386.md (UNSPECV_RDTSCP): New.
3615 (UNSPECV_RDTSC): Likewise.
3616 (UNSPECV_RDPMC): Likewise.
3617 (*bsr): Renamed to ...
3619 (*bsr_rex64): Renamed to ...
3623 (*rdpmc_rex64): Likewise.
3626 (*rdtsc_rex64): Likewise.
3628 (*rdtscp): Likewise.
3629 (*rdtscp_rex64): Likewise.
3631 * config/i386/ia32intrin.h: New.
3633 * config/i386/x86intrin.h: Include <ia32intrin.h>.
3635 2009-06-16 Ian Lance Taylor <iant@google.com>
3637 * ira-build.c (copy_info_to_removed_store_destinations):
3638 Initialize parent_a.
3640 2009-06-16 Ian Lance Taylor <iant@google.com>
3642 * c-decl.c (grokdeclarator): Change size_varies to bool.
3644 2009-06-16 Ian Lance Taylor <iant@google.com>
3646 * sel-sched.c: Make forward declarations of move_op_hooks and
3647 fur_hooks explicitly extern.
3649 2009-06-16 Ian Lance Taylor <iant@google.com>
3651 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
3652 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
3654 2009-06-16 Ian Lance Taylor <iant@google.com>
3656 * resource.c (mark_referenced_resources): Change
3657 include_delayed_effects parameter to bool. Change all callers.
3658 (mark_end_of_function_resources): Likewise.
3659 * reorg.c (insn_references_resource_p): Likewise.
3660 (insn_sets_resource_p): Likewise.
3661 * resource.h (mark_referenced_resources): Update declaration.
3662 (mark_end_of_function_resources): Update declaration.
3664 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3666 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
3668 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3670 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
3671 GCC can bootstrap on AIX with GNU Binutils 2.20.
3673 2009-06-16 Ian Lance Taylor <iant@google.com>
3675 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
3677 2009-06-16 Ian Lance Taylor <iant@google.com>
3679 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
3680 inline, not extern inline.
3681 (exact_log2): Likewise.
3682 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
3684 (exact_log2): Likewise, but don't test CTZ_HWI.
3686 2009-06-16 Ian Lance Taylor <iant@google.com>
3688 * bitmap.c (bitmap_clear): Don't declare as inline.
3689 * gimple.c (gimplify_assign): Likewise.
3690 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
3691 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
3692 (sched_scan_info): Remove duplicate definition.
3694 2009-06-16 Ian Lance Taylor <iant@google.com>
3696 * c-common.c (skip_evaluation): Don't define.
3697 (c_inhibit_evaluation_warnings): Define global variable.
3698 (overflow_warning): Check c_inhibit_evaluation_warnings rather
3699 than skip_evaluation.
3700 (convert_and_check, warn_for_div_by_zero): Likewise.
3701 * c-common.h (skip_evaluation): Don't declare.
3702 (c_inhibit_evaluation_warnings): Declare.
3703 * c-parser.c (c_parser_typeof_specifier): Set
3704 c_inhibit_evaluation_warnings rather than skip_evaluation.
3705 (c_parser_conditional_expression): Likewise.
3706 (c_parser_binary_expression): Likewise.
3707 (c_parser_sizeof_expression): Likewise.
3708 (c_parser_alignof_expression): Likewise.
3709 * c-typeck.c (build_indirect_ref): Check
3710 c_inhibit_evaluation_warnings rather than skip_evaluation.
3711 (build_conditional_expr, build_binary_op): Likewise.
3713 2009-06-16 Richard Guenther <rguenther@suse.de>
3715 * tree-ssa-alias.c (is_escape_site): Remove.
3716 * tree-ssa-alias.h (enum escape_type): Remove.
3717 (is_escape_site): Likewise.
3718 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
3719 via casts and asms without deferring to is_escape_site.
3721 2009-06-16 Jakub Jelinek <jakub@redhat.com>
3724 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
3725 use gen_lowpart if op0 has complex mode.
3727 2009-06-16 Richard Guenther <rguenther@suse.de>
3729 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
3730 variables add them to ESCAPED.
3731 (find_func_aliases): Do not make all indirectly stored values escaped.
3733 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
3735 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
3738 2009-06-16 Martin Jambor <mjambor@suse.cz>
3740 PR tree-optimization/40432
3741 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
3742 check whether we need to force gimple register operand.
3744 2009-06-16 Martin Jambor <mjambor@suse.cz>
3746 PR tree-optimization/40413
3747 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
3748 build_ref_for_offset.
3749 (propagate_subacesses_accross_link): Fix a typo in a comment.
3751 2009-06-16 Ira Rosen <irar@il.ibm.com>
3753 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3754 with additional parameter.
3755 * tree-vectorizer.h (enum vect_def_type): Add new value
3757 (enum vect_relevant): Add comments.
3758 (vect_is_simple_reduction): Add new argument.
3759 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
3760 Detect nested cycles.
3761 (vect_is_simple_reduction): Update documentation, add an argument to
3762 distinguish inner-loop reduction from nested cycle, detect nested
3763 cycles, fix printings and indentation, don't swap operands in case
3765 (get_initial_def_for_reduction): Handle subtraction.
3766 (vect_create_epilog_for_reduction): Add new argument to specify
3768 (vect_finalize_reduction): Handle subtraction, fix comments.
3769 (vectorizable_reduction): Handle nested cycles. In case of nested
3770 cycle keep track of the reduction variable position. Call
3771 vect_is_simple_reduction with additional parameter. Use original
3772 statement code in reduction epilogue for nested cycle. Call
3773 vect_create_epilog_for_reduction with additional parameter.
3774 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
3775 inner-loop vectorization.
3776 (vect_recog_widen_sum_pattern): Likewise.
3777 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
3779 (vect_mark_stmts_to_be_vectorized): Likewise.
3780 (vect_get_vec_def_for_operand): Handle nested cycles.
3782 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3784 * doc/invoke.texi (Debugging Options): Fix option index entries
3785 for -fdump-statistics, -frandom-seed add entries for
3786 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
3787 (FRV Options): Fix entries for -mTLS, -mtls.
3788 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
3789 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
3790 (M68hc1x Options): Fix @itemx for -mnominmax.
3791 (MCore Options): Fix entry for -mno-lsim.
3792 (MMIX Options): Fix entry for -mabi=mmixware.
3793 (PDP-11 Options): Fix entry for -mbcopy-builtin.
3795 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
3797 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
3798 Mention the plugin mode of gengtype.
3799 * doc/gty.texi (Source Files Containing Type Information): Likewise.
3800 * gengtype.c: Updated copyright.
3801 (plugin_files, nb_plugin_files) Added new static variables.
3802 (measure_input_list) Care about plugin_files.
3803 (write_rtx_next): Added early return in plugin mode.
3804 (create_file): Updated copyright year in generated file. Added
3806 (oprintf): Added early return if NULL outf.
3807 (get_output_file_with_visibility): Care of plugin_files.
3808 (get_output_file_name): May return null.
3809 (write_local): Added early return.
3810 (put_mangled_filename): Ditto.
3811 (finish_root_table): Added check for base_files.
3812 (write_roots): Care about null when plugins.
3813 (main): Added plugin mode.
3815 2009-06-15 Ian Lance Taylor <iant@google.com>
3817 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
3818 * gcov.c (read_count_file): Add braces around variables declared
3821 * c.opt (Wjump-misses-init): New warning.
3822 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
3823 -Wall and -Wc++-compat if not already set.
3824 (c_common_post_options): Clear warn_jump_misses_init if it was not
3826 * c-decl.c (struct c_binding): Change type field to a union with
3827 new label field. Make it the first field in the struct. Update
3828 references to type to use u.type instead.
3829 (struct c_spot_bindings): Define.
3830 (struct c_goto_bindings): Define.
3831 (c_goto_bindings_p): Define, along with VECs.
3832 (struct c_label_vars): Define.
3833 (struct c_scope): Add has_label_bindings field.
3834 (bind_label, set_spot_bindings): New static functions.
3835 (decl_jump_unsafe, update_spot_bindings): New static functions.
3836 (update_label_decls): New static function.
3837 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
3838 Update binding u.label field to shadowed field.
3839 (c_binding_start_stmt_expr): New function.
3840 (c_binding_end_stmt_expr): New function.
3841 (pushdecl): Don't call c_begin_vm_scope.
3842 (make_label): Add defining and p_label_vars parameters. Change
3844 (lookup_label): Correct test for whether a label has not yet been
3845 defined. Call bind_label rather than bind.
3846 (warn_about_goto): New static function.
3847 (lookup_label_for_goto): New function.
3848 (declare_label): Call bind_label rather than bind.
3849 (check_earlier_gotos): New static function.
3850 (define_label): Don't give errors about jumping into statement
3851 expressions or scopes of variably modified types. Call
3852 set_spot_bindings and check_earlier_gotos. Call bind_label
3853 instead of bind. Don't set label_context_stack_se or
3854 label_context_stack_vm.
3855 (c_get_switch_bindings): New function.
3856 (c_release_switch_bindings): New function.
3857 (c_check_switch_jump_warnings): New function.
3858 (start_function): Don't set label_context_stack_se or
3859 label_context_stack_vm.
3860 (finish_function): Likewise.
3861 * c-typeck.c (label_context_stack_se): Don't define.
3862 (label_context_stack_vm): Don't define.
3863 (c_finish_goto_label): Call lookup_label_for_goto rather than
3864 lookup_label. Don't give errors about jumping into a statement
3865 expression or the scope of a variably modified type. Don't set
3866 label_context_stack_se or label_context_stack_vm.
3867 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
3868 fields. Add bindings field.
3869 (c_start_case): Don't set deleted fields. Set bindings field.
3870 (do_case): Rework order of tests. Don't check blocked_stmt_expr
3871 or blocked_vm. Call c_check_switch_jump_warnings.
3872 (c_finish_case): Don't test blocked_stmt_expr field. Call
3873 c_release_switch_bindings.
3874 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
3875 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3876 set label_context_stack_se. Call c_bindings_start_stmt_expr.
3877 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
3878 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3879 set label_context_stack_se. Call c_bindings_end_stmt_expr.
3880 (c_begin_vm_scope, c_end_vm_scope): Don't define.
3881 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
3882 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
3883 (C_DECL_UNJUMPABLE_VM): Don't define.
3884 (C_DECL_UNDEFINABLE_VM): Don't define.
3885 (struct c_label_list): Don't define.
3886 (struct c_label_context_se): Don't define.
3887 (struct c_label_context_vm): Don't define.
3888 (struct c_spot_bindings): Declare.
3889 (c_bindings_start_stmt_expr): Declare.
3890 (c_bindings_end_stmt_expr): Declare.
3891 (lookup_label_for_goto): Declare.
3892 (c_get_switch_bindings, c_release_switch_bindings): Declare.
3893 (c_check_switch_jump_warnings): Declare.
3894 (label_context_stack_se, label_context_stack_vm): Don't declare.
3895 (c_finish_goto_label): Update declaration.
3896 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
3897 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
3898 (Warning Options): Document -Wjump-misses-init.
3900 2009-06-15 Jakub Jelinek <jakub@redhat.com>
3902 * tree-object-size.c (addr_object_size): Fix a pasto in the last
3905 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3907 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
3909 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3911 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
3913 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3915 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
3917 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3919 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
3920 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
3921 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
3922 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
3923 * dwarf2asm.c (dw2_force_const_mem): Update call to
3925 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
3926 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
3927 * langhooks.c (lhd_comdat_group): Remove.
3928 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
3929 * tree.h (DECL_COMDAT_GROUP): New.
3930 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
3931 (tree_decl_with_vis): Add comdat_group. Remove one_only.
3932 (make_decl_one_only): Change signature.
3933 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
3935 (make_decl_one_only): Change signature.
3936 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
3938 2009-06-15 Richard Guenther <rguenther@suse.de>
3941 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
3943 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3945 * tree-ssa-math-opts.c: Remove extra divide.
3947 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3949 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
3951 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3953 * passes.c: Add bswap pass.
3954 * tree-pass.h: Add pass_optimize_bswap declaration.
3955 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
3956 Include rtl.h, expr.h and optabs.h for optab_handler check.
3957 (struct symbolic_number, pass_optimize_bswap): New definition.
3958 (do_shift_rotate, verify_symbolic_number_p): New functions.
3959 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
3960 (gate_optimize_bswap): New function.
3961 * tree.c (widest_int_cst_value): New function.
3962 * tree.h (widest_int_cst_value): Prototype added.
3964 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
3966 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
3967 REG_EQUAL/REG_EQUIV notes.
3969 2009-06-14 Richard Guenther <rguenther@suse.de>
3972 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
3973 has its address taken if NRV was applied and it is addressable.
3974 * tree-ssa-structalias.c (get_constraint_for_address_of): New
3975 function split out from ...
3976 (get_constraint_for_1): ... here.
3977 (handle_rhs_call): Use it to mark the return slot escaped if
3978 it is addressable and NRV was applied.
3980 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3982 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
3983 Change first argument type to location_t.
3984 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
3985 Do not set input_location.
3986 Use loc instead of input_location throughout.
3988 2009-06-13 Richard Guenther <rguenther@suse.de>
3990 PR tree-optimization/40421
3991 * tree-predcom.c (should_unroll_loop_p): Remove.
3992 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
3994 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3996 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3997 Add location argument.
3999 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
4001 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
4003 * config/s390/s390.c (s390_build_builtin_va_list): Same.
4004 (s390_gimplify_va_arg): Pass location to create_artificial_label.
4005 * config/spu/spu-protos.h: Add location to
4006 spu_resolve_overloaded_builtin.
4007 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
4008 spu_build_builtin_va_list.
4009 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
4010 argument. Pass location to build_function_call_vec.
4011 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
4013 (emit_fpu_switch): Same.
4014 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
4015 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
4016 to build_decl and create_artificial_label.
4017 (xtensa_gimplify_va_arg_expr): Same.
4018 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
4019 (xstormy16_gimplify_va_arg_expr): Same.
4020 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
4021 * config/arm/arm.c (arm_build_builtin_va_list): Same.
4022 * config/mips/mips.c (mips_build_builtin_va_list): Same.
4023 (mips16_build_function_stub): Same.
4024 (mips16_build_call_stub): Same.
4026 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
4029 * arm/constraints.md (Pa, Pb): New constraints.
4030 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
4031 split pattern to deal with them.
4033 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
4035 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
4036 fix index entry for -Xpreprocessor.
4038 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4040 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4041 Add location argument to build_decl call.
4042 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
4043 (rs6000_init_builtins): Same.
4044 (spe_init_builtins): Same.
4045 (rs6000_gimplify_va_arg): Add location argument to
4046 create_artificial_label call.
4048 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
4050 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
4051 * combine-stack-adj.c (pass_stack_adjustments): Use it.
4052 * Makefile.in: Fix GGC dependency for gcse.o.
4054 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4056 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
4057 * gimple-pretty-print.c (dump_gimple_stmt): Same.
4058 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
4060 * c-parser.c (c_parser_binary_expression): Use current column while
4061 building binary operations.
4062 * common.opt (fshow-column): Enable by default.
4063 * tree-vrp.c (check_array_ref): Use warning_at.
4064 (check_array_bounds): Use location from call back if expr has no
4066 * tree.h: Add location argument to maybe_fold_*.
4067 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
4068 (maybe_fold_offset_to_array_ref): Add location argument and use it.
4069 (maybe_fold_offset_to_component_ref): Same.
4070 (maybe_fold_offset_to_reference): Same.
4071 (maybe_fold_offset_to_address): Same.
4072 (maybe_fold_stmt_indirect): Same.
4073 (maybe_fold_stmt_addition): Same.
4074 (fold_stmt_r): Pass location to maybe_fold_*.
4075 (fold_gimple_assign): Same.
4076 * c-tree.h: Add location argument to finish_decl,
4077 default_function_array_conversion, store_init_value.
4078 * c-decl.c (define_label): Use error_at.
4079 (c_make_fname_decl): Pass location to finish_decl.
4080 (finish_decl): New location argument.
4081 (build_compound_literal): Pass location to store_init_value.
4082 (grokdeclarator): Pass location to finish_decl.
4084 * c-typeck.c (array_to_pointer_conversion): New location argument.
4085 (function_to_pointer_conversion): Same.
4086 (default_function_array_conversion): Same.
4087 (parser_build_unary_op): Pass location to overflow_warning.
4088 (parser_build_binary_op): Same. Use warning_at.
4089 (build_unary_op): Pass location to array_to_pointer_conversion.
4090 (build_c_cast): Pass location to digest_init.
4091 (build_modify_expr): New location argument.
4092 (convert_for_assignment): Same.
4093 (store_init_value): Same.
4094 (digest_init): Same.
4095 (output_init_element): Pass location to digest_init and
4096 array_to_pointer_conversion.
4097 (c_finish_return): Pass location to convert_for_assignment.
4098 * gimplify.c (gimplify_conversion): Pass location to
4099 maybe_fold_offset_to_address.
4100 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
4101 to maybe_fold_stmt_addition.
4102 * c-omp.c (c_finish_omp_atomic): Pass new location to
4104 (c_finish_omp_for): Same.
4105 * c-common.c (overflow_warning): New argument.
4106 * c-common.h: New argument to build_modify_expr, overflow_warning.
4107 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
4109 (c_parser_initializer): Pass location to
4110 default_function_array_conversion.
4111 (c_parser_initelt): Same.
4112 (c_parser_initval): Same.
4113 (c_parser_asm_operands): Same.
4114 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
4115 (c_parser_conditional_expression): Same.
4116 (c_parser_binary_expression): Add location info to stack. Use it.
4117 (c_parser_unary_expression): Pass location to
4118 default_function_array_conversion, parser_build_unary_op,
4119 build_indirect_ref, c_parser_postfix_expression_after_primary.
4120 (c_parser_postfix_expression_after_primary): New location argument.
4122 (c_parser_expression_conv): Pass location to
4123 default_function_array_conversion.
4124 (c_parser_expr_list): Same.
4125 (c_parser_omp_atomic): Same.
4126 (c_parser_omp_for_loop): Same.
4127 * c-tree.h: (struct c_declarator): Add comment to id_loc.
4128 (build_array_declarator): New argument.
4129 * c-decl.c (build_array_declarator): Add location argument.
4130 (grokdeclarator): Set id_loc for cdk_array.
4131 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
4132 build_array_declarator.
4133 * tree.c (build_omp_clause): Add location argument.
4134 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
4135 (OMP_CLAUSE_LOCATION): New macro.
4136 (struct tree_omp_clause): Add location field.
4137 (build_omp_clause): Add argument.
4138 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
4139 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
4141 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
4142 (cp_parser_omp_clause_collapse): Same.
4143 (cp_parser_omp_clause_default): Same.
4144 (cp_parser_omp_clause_if): Same.
4145 (cp_parser_omp_clause_nowait): Same.
4146 (cp_parser_omp_clause_num_threads): Same.
4147 (cp_parser_omp_clause_ordered): Same.
4148 (cp_parser_omp_clause_schedule): Same.
4149 (cp_parser_omp_clause_untied): Same.
4150 (cp_parser_omp_for_loop): Same.
4151 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4152 * c-tree.h (c_start_case): Add location argument.
4153 (c_process_expr_stmt): Same.
4154 (c_finish_goto_*): Same.
4155 * tree-parloops.c (initialize_reductions): Pass location to
4157 (create_parallel_loop): Same.
4158 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
4159 (gfc_trans_omp_reduction_list): Same.
4160 (gfc_trans_omp_clauses): Same.
4161 (gfc_trans_omp_do): Same.
4162 * c-typeck.c (c_finish_goto_label): Same.
4163 (c_finish_goto_ptr): New location argument.
4164 (c_start_case): Same.
4165 (emit_side_effect_warnings): Same.
4166 (c_process_expr_stmt): Same.
4167 (c_finish_stmt_expr): Same.
4168 (c_finish_omp_clauses): Use error_at instead of error.
4169 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
4171 * c-omp.c (c_split_parallel_clauses): New location argument.
4172 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
4173 to build_omp_clause.
4174 (convert_local_reference_stmt): Same.
4175 (convert_gimple_call): Same.
4176 * c-common.h (c_split_parallel_clauses): New argument.
4177 * c-parser.c (c_parser_statement_after_labels): Pass location to
4178 c_finish_goto_label.
4179 (c_parser_switch_statement): Pass location to c_start_case.
4180 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
4181 and c_process_expr_stmt.
4182 (c_parser_omp_variable_list): Add location argument.
4183 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
4184 (c_parser_omp_clause_default): Same.
4185 (c_parser_omp_clause_if): Same.
4186 (c_parser_omp_clause_num_threads): Same.
4187 (-c_parser_omp_clause_ordered): Same.
4188 (c_parser_omp_clause_reduction): Pass location to
4189 c_parser_omp_variable_list.
4190 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
4191 (c_parser_omp_clause_untied): Same.
4192 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
4193 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4195 * c-tree.h (check_for_loop_decls, undeclared_variable,
4196 build_component_ref, build_array_ref, build_external_ref,
4197 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
4198 build_conditional_expr, build_compound_expr, c_cast_expr,
4199 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
4200 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
4202 * c-semantics.c (build_stmt): Same.
4203 (build_case_label): Same.
4204 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
4205 (undeclared_variable): New argument.
4207 (lookup_label): Pass location on down.
4208 (define_label): Same.
4209 (finish_decl): Same.
4210 (build_compound_literal): Same.
4211 (finish_struct): Same.
4212 (finish_function): Do not set location here.
4213 (check_for_loop_decls): New argument.
4214 * tree.c (save_expr): Set location.
4215 (build_empty_stmt): New argument.
4216 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
4217 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
4218 * builtins.c (gimplify_va_arg_expr): Use locations.
4219 (expand_builtin_sync_operation): Same.
4220 * c-typeck.c (build_component_ref): New argument.
4221 (build_array_ref): Same.
4222 (build_external_ref): Same.
4223 (c_expr_sizeof_expr): Same.
4224 (c_expr_sizeof_type): Same.
4225 (parser_build_unary_op): Same.
4226 (build_conditional_expr): Same.
4227 (build_compound_expr): Pass location on down.
4228 (build_compound_expr): New argument.
4229 (build_c_cast): Same.
4230 (c_cast_expr): Same.
4231 (build_asm_expr): Same.
4232 (c_finish_return): Same.
4233 (c_process_expr_stmt): Pass location on down.
4234 (c_finish_stmt_expr): New argument.
4235 (push_clenaup): Same.
4236 (c_finish_omp_parallel): Same.
4237 (c_finish_omp_task): Same.
4238 * gimplify.c (gimplify_call_expr): Pass location on down.
4239 * c-omp.c (c_finish_omp_master): New argument.
4240 (c_finish_omp_critical): Same.
4241 (c_finish_omp_ordered): Same.
4242 (c_finish_omp_barrier): Same.
4243 (-c_finish_omp_taskwait): Same.
4244 (c_finish_omp_atomic): Same.
4245 (c_finish_omp_flush): Same.
4246 * tree-inline.c (copy_tree_body_r): Pass location on down.
4247 (inline_forbidden_p): Remove use of input_location.
4248 * c-gimplify.c (c_build_bind_expr): New argument.
4249 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
4250 (c_sizeof_or_alignof_type): New argument.
4251 (c_alignof_expr): Same.
4252 (build_va_arg): Same.
4253 (c_add_case_label): Same.
4254 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
4255 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
4256 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
4257 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
4258 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
4259 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
4261 * stub-objc.c (objc_build_selector_expr): Same.
4262 (objc_build_throw_stmt): Same.
4263 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
4264 (c_parser_initelt): Same.
4265 (c_parser_compound_statement): Same.
4266 (c_parser_compound_statement_nostart): Same.
4267 (c_parser_label): Same.
4268 (c_parser_statement_after_labels): Same.
4269 (c_parser_if_body): Same.
4270 (c_parser_else_body): Same.
4271 (c_parser_if_statement): Same.
4272 (c_parser_switch_statement): Same.
4273 (c_parser_while_statement): Same.
4274 (c_parser_do_statement): Same.
4275 (c_parser_for_statement): Same.
4276 (c_parser_asm_statement): Same.
4277 (c_parser_conditional_expression): Same.
4278 (c_parser_binary_expression): Same.
4279 (c_parser_cast_expression): Same.
4280 (c_parser_unary_expression): Same.
4281 (c_parser_sizeof_expression): Same.
4282 (c_parser_alignof_expression): Same.
4283 (c_parser_postfix_expression): Same.
4284 (c_parser_expression): Same.
4285 (c_parser_objc_receiver): Same.
4286 (c_parser_omp_variable_list): Same.
4287 (c_parser_omp_structured_block): Same.
4288 (c_parser_omp_atomic): New argument.
4289 (c_parser_omp_barrier): Same.
4290 (c_parser_omp_critical): Same.
4291 (c_parser_omp_flush): Pass location on down.
4292 (c_parser_omp_for_loop): New argument.
4293 (c_parser_omp_for): Same.
4294 (c_parser_omp_master): Same.
4295 (c_parser_omp_ordered): Same.
4296 (c_parser_omp_sections_scope): Same.
4297 (c_parser_omp_sections): Same.
4298 (c_parser_omp_parallel): Same.
4299 (c_parser_omp_single): Same.
4300 (c_parser_omp_task): Same.
4301 (c_parser_omp_taskwait): Pass location on down.
4302 (c_parser_omp_construct): Same.
4303 (c_parser_omp_threadprivate): Same.
4304 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
4305 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
4306 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
4307 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
4308 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
4309 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
4310 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
4311 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
4312 config/i386/i386.c, stmt.c:
4313 Add location argument to the following function definitions and/or
4314 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
4315 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
4316 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
4317 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
4318 do_case, c_finish_bc_stmt, build_compound_literal,
4319 build_function_call.
4320 * c-decl.c (build_compound_literal): Add location argument.
4321 Make all diagnostic calls use location.
4322 (start_struct): Same.
4323 (finish_struct): Same.
4325 (build_enumerator): Same.
4326 (start_function): Same.
4327 (grokdeclarator): Make all diagnostic calls use location.
4328 (store_parm_decls_oldstyle): Same.
4329 * c-typeck.c (build_function_call): Add location argument.
4330 Make all diagnostic calls use location.
4332 (c_finish_bc_stmt): Same.
4333 * tree-nested.c (get_trampoline_type): Add argument.
4334 Pass location to build_decl.
4335 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
4336 * rtl.h (RTL_LOCATION): New.
4337 * c-common.c (c_add_case_label): Add location argument.
4338 Make all diagnostic calls use location.
4339 * c-common.h: Add location argument to make_fname_decl, do_case,
4340 c_add_case_label, build_function_call, resolve_overloaded_builtin.
4341 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
4342 Set it appropriately for every case. Pass enum_loc to start_enum
4343 call. Pass value_loc first to build_enumerator. Pass enum_loc to
4345 (c_parser_struct_or_union_specifier): Save location. Use it for
4346 start_struct, finish_struct, and parser_xref_tag.
4348 2009-06-12 Ian Lance Taylor <iant@google.com>
4350 * fold-const.c (fold_unary): Rename local variable and to and_expr.
4352 * c-opts.c (c_common_handle_option): For -Wc++-compat set
4353 cpp_opts->warn_cxx_operator_names.
4355 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4358 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
4359 is returns NULL and OP is a VCE, look through the VCE.
4361 2009-06-12 Ian Lance Taylor <iant@google.com>
4364 * collect2.c (main): Use CONST_CAST2 in code inside #if
4365 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
4367 2009-06-12 Joey Ye <joey.ye@intel.com>
4370 * cfgexpand.c (get_decl_align_unit): Update
4371 max_used_stack_slot_alignment with align instead of
4372 stack_alignment_needed.
4374 * function.c (assign_stack_local_1): Update
4375 max_used_stack_slot_alignment with alignment_in_bits instead
4376 of stack_alignment_needed.
4377 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
4380 2009-06-12 Jakub Jelinek <jakub@redhat.com>
4382 * dwarf2out.c (last_var_location_insn): New variable.
4383 (dwarf2out_end_epilogue): Clear last_var_location_insn.
4384 (dwarf2out_var_location): Don't record anything after last real
4385 insn. Only change labels if there were any real instructions
4386 in between last note and this one, or if changed sections.
4388 2009-06-11 Richard Henderson <rth@redhat.com>
4390 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
4391 note when storing the frame pointer in a register.
4392 (FRP): Don't redefine to nothing for epilogue.
4393 (alpha_expand_epilogue): Mark register and sp restores.
4394 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
4396 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
4397 when gen_lowpart is needed.
4399 2009-06-11 Richard Henderson <rth@redhat.com>
4401 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
4403 * dwarf2out.c (need_data_align_sf_opcode): New.
4404 (div_data_align): Move earlier.
4405 (def_cfa_1, reg_save): Use it.
4407 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
4409 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
4410 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
4411 (ix86_handle_option): Handle OPT_mcrc32.
4412 (ix86_target_string): Add -mcrc32.
4413 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
4415 * config/i386/i386.h (TARGET_CRC32): New.
4417 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
4418 (sse4_2_crc32di): Likewise.
4420 * config/i386/i386.opt (mcrc32): New.
4422 * doc/invoke.texi: Document -mcrc32.
4424 2009-06-11 Richard Henderson <rth@redhat.com>
4426 * common.opt (gdwarf-): Accept a version number.
4427 * doc/invoke.texi (gdwarf-): Update docs.
4428 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
4429 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
4430 version level, and record it.
4432 * dwarf2.h (DW_CIE_VERSION): Remove.
4433 * dwarf2out.c (DWARF_VERSION): Remove.
4434 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
4435 (output_call_frame_info): Use CIE version 3 for dwarf3,
4436 or if the return register column is out of range for version 1.
4437 (dwarf_stack_op_name): Add all dwarf3 values.
4438 (DEBUG_PUBTYPES_SECTION): New.
4439 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
4440 encoding change for dwarf3.
4441 (output_die) [dw_val_class_die_ref]: Likewise.
4442 (output_compilation_unit_header): Emit correct version for dwarf3.
4443 (output_line_info): Likewise.
4444 (output_pubnames): Update for DWARF_VERSION removal.
4445 (output_aranges): Likewise.
4446 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
4447 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
4448 (dwarf2out_finish): Likewise.
4450 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4452 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
4455 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4458 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
4459 * builtins.c (expand_builtin_unreachable): New function.
4460 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
4461 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
4462 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
4464 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
4465 searching for missing barriers.
4467 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4469 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
4470 when -fprofile-generate* was passed.
4471 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4473 2009-06-11 Anthony Green <green@moxielogic.com>
4475 * config/moxie/moxie.md: Define length attribute for all instructions.
4477 (*b<cond:code>): Support limited branch ranges for new PC-relative
4478 branch instructions.
4479 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
4481 2009-06-11 Jakub Jelinek <jakub@redhat.com>
4483 * config/i386/i386.c (min_insn_size): Use get_attr_length
4484 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
4487 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
4488 instead of emit_insn_before.
4490 2009-06-10 Ian Lance Taylor <iant@google.com>
4493 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
4496 2009-06-10 Revital Eres <eres@il.ibm.com>
4498 * passes.c (init_optimization_passes): Reschedule
4499 predictive-commoning pass before complete unroll pass.
4501 2009-06-10 Martin Jambor <mjambor@suse.cz>
4503 * cgraph.c (cgraph_node_can_be_local_p): New function.
4504 (cgraph_make_node_local): New function.
4505 * cgraph.h (cgraph_node_can_be_local_p): Declare.
4506 (cgraph_make_node_local): Declare.
4508 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
4510 * tree.h (tree_base): Add packed_flag and user_align fields.
4511 Decrease size of spare field.
4512 (TYPE_USER_ALIGN): Use user_align from tree_base.
4513 (DECL_USER_ALIGN): Likewise.
4514 (TYPE_PACKED): Use packed_flag from tree_base.
4515 (DECL_PACKED): Likewise.
4516 (tree_type): Delete packed_flag and user_align fields. Widen
4517 precision field. Widen mode field and shuffle fields to align
4518 mode on an 8-bit boundary.
4519 (tree_decl_common): Delete decl_flag_1 and user_align fields.
4520 Renumber decl_flag_* fields. Fix comments. Widen
4521 decl_common_unused field.
4522 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
4523 (DECL_EXTERNAL): Likewise.
4524 (DECL_BIT_FIELD): Likewise.
4525 (DECL_NONADDRESSABLE_P): Likewise.
4526 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
4527 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
4529 2009-06-10 Ian Lance Taylor <iant@google.com>
4531 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
4532 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
4533 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
4534 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
4535 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
4536 DEF_VEC_ALLOC_FUNC_P.
4537 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
4538 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
4539 DEF_VEC_ALLOC_FUNC_O.
4540 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
4541 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
4542 DEF_VEC_ALLOC_FUNC_I.
4543 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
4544 (vec_stack_p_reserve_exact_1): Declare.
4545 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
4546 (vec_stack_free): Declare.
4547 (VEC_stack_alloc): Define.
4548 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
4549 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
4550 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
4551 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
4553 (stack_vecs): New static variable.
4554 (vec_stack_p_reserve_exact_1): New function.
4555 (vec_stack_o_reserve_1): New static function.
4556 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
4557 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
4558 (vec_stack_free): New function.
4559 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
4560 (VEC_df_ref_stack_alloc): Define.
4561 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
4562 DEF_VEC_ALLOC_P_STACK.
4563 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
4564 (struct df_collection_rec): Change _vec fields to VEC. Remove
4566 (df_free_collection_rec): Adjust for new fields.
4567 (df_insn_rescan): Use new df_collection_rec fields.
4568 (df_notes_rescan, df_canonize_collection_rec): Likewise.
4569 (df_ref_create_structure, df_ref_record): Likewise.
4570 (df_get_conditional_uses, df_get_call_refs): Likewise.
4571 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
4572 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
4573 (df_record_exit_block_uses, df_bb_verify): Likewise.
4574 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
4575 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
4576 Remove count parameter. Change return type to void. Change all
4578 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
4579 Remove count parameter. Change return type to void. Change all
4581 (df_install_refs): Change old_vec parameter to VEC. Remove count
4582 parameter. Change all callers.
4583 (df_install_mws): Change old_vec parameter to VEC. Remove count
4584 parameter. Change all callers.
4585 (df_refs_verify): Change new_rec parameter to VEC. Change call
4587 (df_mws_verify): Likewise.
4589 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
4591 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
4593 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
4595 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
4597 2009-06-10 Anthony Green <green@moxielogic.com>
4599 * config/moxie/crti.asm: New file.
4600 * config/moxie/crtn.asm: New file.
4601 * config/moxie/moxie.c: New file.
4602 * config/moxie/moxie.h: New file.
4603 * config/moxie/sfp-machine.h: New file.
4604 * config/moxie/moxie-protos.h: New file.
4605 * config/moxie/t-moxie: Created.
4606 * config/moxie/t-moxie-softfp: Created.
4607 * config/moxie/moxie.md: Created.
4608 * config/moxie/constraints.md: Created.
4609 * config.gcc: Add moxie support.
4610 * doc/md.texi (Machine Constraints): Add moxie constraints.
4611 * doc/contrib.texi (Contributors): Mention moxie port.
4612 * doc/install.texi (Specific): Mention the moxie port.
4614 2009-06-09 Ian Lance Taylor <iant@google.com>
4616 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
4618 * optabs.c (optab_table): Only use designated initializers if
4619 HAVE_DESIGNATED_INITIALIZERS is defined.
4620 (convert_optab_table): Likewise.
4621 (init_optabs): Always call init_insn_codes if
4622 HAVE_DESIGNATED_INITIALIZERS is not defined.
4624 2009-06-09 Ian Lance Taylor <iant@google.com>
4626 * targhooks.c (default_builtin_vectorized_function): Change fn
4627 parameter to unsigned int.
4628 (default_builtin_vectorized_conversion): Change code parameter to
4630 (default_builtin_reciprocal): Change fn parameter to unsigned int.
4631 * targhooks.h: Update declarations.
4632 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
4633 parameter to unsigned int.
4635 * c-typeck.c (comptypes_check_enum_int): New static function.
4636 (comptypes_internal): Add enum_and_int_p parameter. Change all
4638 (comp_target_types): Add location parameter. Change all callers.
4639 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
4641 (function_types_compatible_p, type_lists_compatible_p): Likewise.
4642 (build_conditional_expr): Add colon_loc parameter. Change all
4644 (convert_for_assignment): Add location parameter. Change all callers.
4645 * c-parser.c (c_parser_conditional_expression): Pass location of
4646 colon to build_conditional_expr.
4647 * c-tree.h (build_conditional_expr): Update declaration.
4649 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4651 * graphite.c: Revert previous patch.
4653 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4656 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4658 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
4660 * tree-ssa-loop-prefetch.c
4661 (loop_prefetch_arrays): Fixed a portability problem in printf format
4664 2009-06-09 Martin Jambor <mjambor@suse.cz>
4666 PR tree-optimization/40351
4667 * tree-sra.c (propagate_subacesses_accross_link): Check that a
4668 refrence to a potential artifical subaccess can be constructed.
4670 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
4672 * config/sh/sh-protos.h (sh_optimization_options): Declare.
4673 (sh_override_options): Likewise.
4674 * config/sh/sh.c: Include params.h.
4675 (sh_optimization_options): New.
4676 (sh_override_options): Likewise.
4677 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
4678 (OVERRIDE_OPTIONS): Use sh_override_options.
4680 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4682 * dwarf2out.c (emit_cfa_remember): New variable.
4683 (add_fde_cfi): If emit_cfa_remember, recurse to add
4684 DW_CFA_remember_state first.
4685 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
4686 instead just set emit_cfa_remember.
4688 2009-06-08 Jan Hubicka <jh@suse.cz>
4691 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
4693 2009-06-08 Jan Hubicka <jh@suse.cz>
4696 * cgraphunit.c (save_inline_function_body): Do not copy transform
4697 hooks for saved inline bodies.
4698 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
4701 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
4703 * jump.c (returnjump_p): Handle delayed branches. Add missing
4706 2009-06-08 Jan Hubicka <jh@suse.cz>
4709 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
4710 original node might've been modified.
4711 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
4713 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4715 * tree-object-size.c (addr_object_size): Add OSI argument.
4716 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
4717 (compute_builtin_object_size, expr_object_size): Adjust callers.
4718 (plus_stmt_object_size): Call addr_object_size instead of
4719 compute_builtin_object_size.
4721 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
4722 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4724 * tree-ssa-loop-prefetch.c
4725 (gather_memory_references): Introduced a counter for the number of
4727 (anything_to_prefetch_p): Introduced a counter for the number of
4729 (is_loop_prefetching_profitable): New function with a cost model
4731 (loop_prefetch_arrays): Use the new cost model to determine if
4732 prefetching is profitable.
4733 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
4734 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4735 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
4736 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4737 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
4738 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4740 2009-06-08 Michael Matz <matz@suse.de>
4743 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
4744 partitions use the same.
4745 (expand_one_var): Deal with DECL_RTL sometimes begin set also
4746 for basevars of SSA_NAMEs.
4747 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
4748 to not expand them twice.
4749 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
4752 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
4754 * common.opt (fcompare-debug=, fcompare-debug-second): New.
4755 (fdump-final-insns=, gtoggle): New.
4756 * doc/invoke.texi: Document them.
4757 * final.c (rest_of_clean_state): Dump final insn stream.
4758 * gcc.c (invoke_as): Hook in -fcompare-debug.
4759 (static_spec_functions): Add compare-debug-dump-opt,
4760 compare-debug-self-opt and compare-debug-auxbase-opt.
4761 (compare_debug, compare_debug_second, compare_debug_opt): New.
4762 (switches_debug_check, n_switches_debug_check): New.
4763 (debug_auxbase_opt, debug_check_temp_file): New.
4764 (process_command): Handle -fno-compare-debug, -fcompare-debug and
4766 (do_self_spec): Handle arguments after switches.
4767 (do_spec_1): Add .gk extension to temp file basenames for compare.
4768 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
4769 (cc1_options): Use it instead of normal auxbase computation for
4770 the second compare-debug compilation.
4771 (compare_files): New.
4772 (main): Set up and implement compare debug mode.
4773 (compare_debug_dump_opt_spec_function): New.
4774 (compare_debug_self_opt_spec_function): New.
4775 (compare_debug_auxbase_opt_spec_function): New.
4776 * toplev.c (process_options): Handle flag_gtoggle,
4777 flag_dump_final_insns.
4778 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
4779 during -fcompare-debug-second compilation.
4781 2009-06-07 Ian Lance Taylor <iant@google.com>
4783 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
4784 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
4786 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
4787 with no default node. Change warning with %H to warning_at.
4788 Don't clear warn_switch around case checking.
4789 * doc/invoke.texi (Warning Options): Clarify distinction between
4790 -Wswitch and -Wswitch-enum.
4792 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4794 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
4796 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4798 * gbl-ctors.h: Add header guard.
4800 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4802 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
4803 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
4804 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
4805 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
4806 prototypes for removed functions.
4807 (expressions_equal_p): Move to ...
4808 * tree-ssa-sccvn.h: ... here and ...
4809 * matrix-reorg.c: ... adjust includes.
4811 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4813 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
4815 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4817 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
4818 (finish_function): Remove erroneous whitespace.
4820 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4822 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
4823 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
4825 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4827 * errors.c (internal_error): Commentary typo fix.
4828 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
4829 * tree-ssa-pre.c: Ditto.
4831 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4833 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
4834 them is supposed to hold actual statements.
4836 2009-06-06 Ian Lance Taylor <iant@google.com>
4838 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
4839 empty statements can now have attributes.
4841 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
4843 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
4844 * config/mips/mips.md: Ditto.
4846 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4848 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
4850 (__eabi_uconvert): Likewise.
4852 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4854 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
4855 CFI_* definitions with IN_GCC.
4857 2009-06-05 David Edelsohn <edelsohn@gnu.org>
4859 * xcoffout.h (xcoffout_source_line): Update prototype.
4861 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4863 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
4864 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
4866 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4869 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
4870 inlined_function_outer_scope_p blocks for artificial inlines
4872 * tree.c (tree_nonartificial_location): Rewrite using
4873 block_nonartificial_location.
4875 2009-06-05 Revital Eres <eres@il.ibm.com>
4876 Leehod Baruch <leehod@il.ibm.com>
4878 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
4879 (expand_expr_real_1): Remove comment.
4880 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4881 Vectorize misaligned access when the target supports it.
4882 (vect_supportable_dr_alignment): Check for unaligned access support.
4883 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
4886 2009-06-05 Julian Brown <julian@codesourcery.com>
4888 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
4889 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
4891 2009-06-05 Richard Guenther <rguenther@suse.de>
4894 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
4897 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4899 * config/s390/s390.c (global_not_special_regno_p): New static inline.
4900 (save_gprs): Don't tell unwinder when a global register is saved.
4901 (s390_emit_epilogue): Emit needed epilogue unwind info.
4903 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4905 * dwarf2out.c (deferred_asm_name): New.
4906 (add_name_and_src_coords_attributes): Defer creation of
4907 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
4909 (move_linkage_attr): New.
4910 (dwarf2out_finish): Revisit deferrals and emit attributes at the
4913 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4915 * tree-nested.c (finalize_nesting_tree_1): Declare the
4916 frame_decl in the binding tree.
4918 2009-06-04 Cary Coutant <ccoutant@google.com>
4920 * basic-block.h (struct basic_block_def): Add discriminator field.
4921 * dbxout.c (dbxout_source_line): Add new parameter. Change all
4923 * debug.c (do_nothing_debug_hooks): Add additional entry.
4924 (debug_nothing_int_charstar_int): New function.
4925 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
4926 (debug_nothing_int_charstar_int): New declaration.
4927 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
4928 discriminator value in .loc directive.
4929 * final.c (last_discriminator): New variable.
4930 (discriminator): New variable.
4931 (final_start_function): Initialize above variables, pass current
4932 discriminator to debug hook.
4933 (notice_source_line): Check for discriminator change.
4934 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
4935 * sdbout.c (sdbout_source_line): New parameter.
4936 * tree-cfg.c (struct locus_discrim_map): New structure type.
4937 (discriminator_per_locus): New hash table.
4938 (build_gimple_cfg): Allocate and free discriminator hash table.
4939 (make_edges): Call assign_discriminator.
4940 (locus_map_hash): New function.
4941 (locus_map_eq): New function.
4942 (next_discriminator_for_locus): New function.
4943 (same_line_p): New function.
4944 (assign_discriminator): New function.
4945 (make_cond_expr_edges): Call assign_discriminator.
4946 (make_gimple_switch_edges): Likewise.
4947 (first_non_label_stmt): New function.
4948 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
4950 * xcoffout.c (xcoffout_source_line): Add new parameter.
4952 * configure.ac (gcc_cv_as_discriminator): New configury check for
4953 gas support for discriminator.
4954 * configure: Regenerate.
4955 * config.in: Regenerate.
4957 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4959 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
4960 val after checking for integers.
4962 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
4964 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
4966 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
4967 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
4968 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
4969 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
4970 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
4971 X64_SSE_REGPARM_MAX.
4972 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
4973 X64_SSE_REGPARM_MAX.
4975 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4977 * gcc.c (report_times_to_file): New.
4978 (execute): Implement it.
4979 (process_command): Support -time=.
4980 * doc/invoke.texi: Document it.
4982 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4984 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
4985 that have value exprs.
4987 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4989 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
4990 declarations for constants until...
4991 (dw2_output_indirect_constant_1): ... this point.
4993 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
4996 * arm.md (arm_addsi3): Don't try to split an add with an
4997 eliminable register until after reload has completed.
4999 2009-06-03 Ian Lance Taylor <iant@google.com>
5001 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
5002 * genattrtab.c (write_length_unit_log): Likewise.
5003 * genchecksum.c (dosum): Likewise.
5004 * gengtype.c (write_rtx_next): Likewise.
5005 (finish_root_table, write_roots): Likewise.
5006 * gimple.c (gimple_ops_offset_): Likewise.
5007 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
5008 * config/arc/arc.c (arc_attribute_table): Likewise.
5009 * config/arm/arm.c (arm_attribute_table): Likewise.
5010 * config/avr/avr.c (avr_attribute_table): Likewise.
5011 * config/crx/crx.c (crx_attribute_table): Likewise.
5012 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
5013 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
5014 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
5015 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
5016 * config/sh/sh.c (sh_attribute_table): Likewise.
5017 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
5018 * config/spu/spu.c (spu_attribute_table): Likewise.
5019 * config/v850/v850.c (v850_attribute_table): Likewise.
5021 * config/alpha/alpha.c (vms_attribute_table): Make static.
5022 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
5023 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
5024 * config/mips/mips.c (mips_attribute_table): Likewise.
5026 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
5028 (cc1-checksum.o): Likewise.
5030 2009-06-03 Steve Ellcey <sje@cup.hp.com>
5032 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
5034 2009-06-03 Jakub Jelinek <jakub@redhat.com>
5036 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
5037 insn if it is changing sp. Use gen_add3_insn instead of
5038 conditionally gen_addsi3 and gen_adddi3.
5039 (offset_below_red_zone_p): New static inline function.
5040 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
5041 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
5042 * config/rs6000/ppc-asm.h: Include auto-host.h.
5043 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
5044 CFI_RESTORE): Define.
5045 * config/rs6000/crtresxgpr.asm: Add unwind info.
5046 * config/rs6000/crtresxfpr.asm: Likewise.
5047 * config/rs6000/crtresgpr.asm: Likewise.
5048 * config/rs6000/crtresfpr.asm: Likewise.
5049 * config/rs6000/crtsavgpr.asm: Likewise.
5050 * config/rs6000/crtsavfpr.asm: Likewise.
5052 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
5053 argument of DWARF2_FRAME_REG_OUT macros.
5055 2009-06-03 Julian Brown <julian@codesourcery.com>
5057 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
5058 words or less (including TImode) in core registers.
5060 2009-06-03 Richard Guenther <rguenther@suse.de>
5063 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
5065 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
5067 * statistics.c (statistics_counter_event): Do not record event
5068 in pass dump if its number == -1.
5069 (curr_statistics_hash): Add assert that we never get passes
5070 with static number == -1.
5072 2009-06-03 Richard Guenther <rguenther@suse.de>
5073 Andrey Belevantsev <abel@ispras.ru>
5075 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
5076 non-BLKmode arrays addressable.
5078 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
5080 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
5081 * config/m68k/m68k.h: ... here.
5082 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
5085 2009-06-03 Martin Jambor <mjambor@suse.cz>
5087 PR tree-optimization/40323
5088 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
5091 2009-06-03 Richard Guenther <rguenther@suse.de>
5093 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5096 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
5098 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
5099 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
5100 JUMP_TABLE_DATA_P where applicable.
5101 * config/sh/sh.c: Ditto.
5102 * config/sh/sh.h: Ditto.
5103 * config/sh/sh.md: Ditto.
5104 * config/sh/symbian.c: Ditto.
5106 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
5108 * config/i386/driver-i386.c (describe_cache): Optimize
5109 concatenation of strings. Use snprintf instead of sprintf.
5110 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
5111 target when not compiling with GCC.
5113 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
5115 * config/sh/sh.c: Revert last change.
5116 (sh_expand_epilogue): Emit a blockage insn before the frame
5117 pointer adjustment unconditionally.
5119 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5121 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
5122 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
5123 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
5124 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
5125 to COLLECT_GCC_OPTIONS.
5127 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5129 * collect2.c (target_system_root): New variable.
5130 (main): Handle --sysroot=.
5131 (ignore_library): Strip the sysroot from the library path.
5133 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5135 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
5136 (collect2.o): Depend on collect2-aix.h.
5137 (collect2-aix.o): New rule.
5138 * collect2-aix.h: New file.
5139 * collect2-aix.c: Likewise.
5140 * collect2.c: Include collect2-aix.h. Don't undefine
5141 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
5142 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
5143 Use TARGET_AIX_VERSION instead of _AIX51.
5144 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
5145 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
5146 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
5147 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
5148 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
5150 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5152 * collect2.c (ignore_library): Avoid premature post-increment
5155 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5157 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
5158 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
5159 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
5160 CROSS_DIRECTORY_STRUCTURE too.
5161 (LINK_LIBG_SPEC): Likewise.
5162 (LIB_SPEC): Add %R to sysroot paths.
5163 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
5164 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
5165 * config/rs6000/aix51.h: As for aix43.h.
5166 * config/rs6000/aix52.h: Likewise.
5167 * config/rs6000/aix53.h: Likewise.
5168 * config/rs6000/aix61.h: Likewise.
5169 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
5170 to the beginning of sysroot paths.
5172 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5174 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
5175 INSN_LISTs that are out of the REG_NOTE range.
5177 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5179 * loop-unroll.c (struct iv_to_split): Add pointer to next.
5180 (struct var_to_expand): Likewise.
5181 (struct opt_info): Add head and tail for linked lists of the above.
5182 (analyze_insn_to_expand_var): Initialize next.
5183 (analyze_iv_to_split_insn): Likewise.
5184 (analyze_insns_in_loop): Create linked lists.
5185 (allocate_basic_variable): Simplify for use without hash table.
5186 (insert_var_expansion_initialization): Likewise, make it type-safer.
5187 (combine_var_copies_in_loop_exit): Likewise.
5188 (apply_opt_in_copies): Walk lists rather than hash tables.
5189 (release_var_copies): Simplified and inlined by hand into...
5190 (free_opt_info): ... this function.
5192 2009-06-02 Richard Guenther <rguenther@suse.de>
5194 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5197 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5199 * cfgexpand.c (gimple_expand_cfg): Discard the source location
5200 only for builtins that are not overridden.
5202 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5204 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
5207 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5209 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
5211 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5213 * combine.c (move_deaths): Compare LUIDs within the same BB only.
5215 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5217 * common.opt (fdump-unnumbered-links): New.
5218 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
5219 * print-rtl.c (flag_dump_unnumbered_links): New.
5220 (print_rtx): Test it.
5222 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
5224 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
5225 push/pop multiple to 8-byte alignment.
5227 2009-06-01 Jakub Jelinek <jakub@redhat.com>
5229 * config/i386/i386.c (queued_cfa_restores): New static variable.
5230 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
5232 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
5233 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
5234 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
5235 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
5236 note unconditionally.
5237 (ix86_emit_restore_regs_using_mov): Likewise.
5238 (ix86_emit_restore_sse_regs_using_mov): Likewise.
5239 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
5240 it through to ix86_emit_restore_reg_using_pop.
5241 (ix86_emit_leave): Add RED_OFFSET argument. Call
5242 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
5243 instead of adding REG_CFA_OFFSET note unconditionally.
5244 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
5245 the above functions. Call ix86_add_queued_cfa_restore_notes when
5248 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
5249 force output of the label even for dwarf2out_do_cfi_asm.
5250 (add_fde_cfi): If -g2 and above and cfi might change CFA,
5251 force creation of CFI label and chain DW_CFA_set_loc jumping to it
5252 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
5254 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
5255 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
5256 dwarf2out_cfi_label callers.
5257 * tree.h (dwarf2out_cfi_label): Adjust prototype.
5258 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
5259 Adjust dwarf2out_cfi_label callers.
5260 * config/vax/vax.c (vax_output_function_prologue): Likewise.
5262 * config/i386/i386.h (struct machine_cfa_state,
5263 struct machine_function): Guard with ifndef USED_FOR_TARGET
5264 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
5267 * emutls.c (__emutls_get_address): Change arr->size to mean number
5268 of allocated arr->data entries instead of # of slots + 1.
5271 * recog.c (peep2_reinit_state): New function.
5272 (peephole2_init_state): Use it at the end of a basic block and also
5273 when seeing a RTX_FRAME_RELATED_P insn.
5275 2009-06-01 Steve Ellcey <sje@cup.hp.com>
5277 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
5278 fixuns_truncrfdi2): New.
5279 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
5280 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
5281 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
5282 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
5283 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
5284 *recip_approx): Remove.
5285 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
5286 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
5287 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
5289 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
5292 2009-06-01 Ian Lance Taylor <iant@google.com>
5294 * attribs.c (register_attribute): Use CONST_CAST.
5295 * collect2.c (main): Use CONST_CAST2.
5296 (scan_prog_file): Likewise.
5297 * gcc.c (process_command, main): Likewise.
5298 * toplev.c (toplev_main): Likewise.
5300 * c-typeck.c (handle_warn_cast_qual): New static function,
5301 partially broken out of build_c_cast.
5302 (build_c_cast): Call handle_warn_cast_qual.
5303 * doc/invoke.texi (Warning Options): Document new effect of
5306 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
5308 * diagnostic.c (diagnostic_build_prefix): Always print columns.
5309 (diagnostic_report_current_module): Print columns.
5310 * common.opt (flag_show_column): Enable by default.
5312 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
5314 * alias.c (find_base_term): Check for NULL term before returning.
5316 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5318 Revert due to PR40320:
5319 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5320 * calls.c (emit_library_call_value_1): Don't force_operand for move
5323 2009-06-01 Olivier Hainque <hainque@adacore.com>
5324 Eric Botcazou <ebotcazou@adacore.com>
5326 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
5327 to be processed as a bitfield for constructor output purposes.
5328 * output.h (initializer_constant_valid_for_bitfield_p): Declare
5330 * varasm.c (oc_local_state): New type, output_constructor
5331 local state to support communication with helpers.
5332 (oc_outer_state): New type, output_constructor outer state of
5333 relevance in recursive calls.
5334 (output_constructor_array_range): New output_constructor helper,
5335 extracted code for an array range element.
5336 (output_constructor_regular_field): New output_constructor helper,
5337 extracted code for an element that is not a bitfield.
5338 (output_constructor_bitfield): New output_constructor helper,
5339 extracted code for a bitfield element. Accept an OUTER state
5340 argument for recursive processing. Recurse on record or array
5341 CONSTRUCTOR values, possibly past noop conversions.
5342 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
5343 VALUE is a valid constant-valued expression for use in a static
5344 bit-field initializer.
5345 (output_constructor): Rework to use helpers. Accept and honor an
5346 OUTER state argument for recursive calls. Return total size. Be
5347 prepared for nested constructors initializing bitfields.
5348 (output_constant): Feed OUTER in calls to output_constructor.
5350 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5352 * calls.c (emit_library_call_value_1): Don't force_operand for move
5355 2009-06-01 Nick Clifton <nickc@redhat.com>
5357 * doc/invoke.texi (IA-64 Options): Fix typo.
5359 2009-06-01 Ira Rosen <irar@il.ibm.com>
5361 PR tree-optimization/39129
5362 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
5364 (vect_do_peeling_for_loop_bound): Use
5365 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5366 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5367 (vect_loop_versioning): Likewise.
5368 (vect_create_cond_for_alias_checks): Fix indentation.
5369 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
5371 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
5372 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
5373 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
5374 "control flow in loop".
5375 (vect_estimate_min_profitable_iters): Use
5376 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5377 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5378 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
5379 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
5380 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
5381 statement belongs to a group of strided accesses with the exact code
5383 (vectorizable_load): Likewise.
5384 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
5385 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5387 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
5389 * config/freebsd-stdint.h: New file.
5390 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
5391 Add freebsd-stdint.h to tm_file.
5393 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
5395 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
5396 (thumb2_extendhidi2): Likewise.
5398 2009-05-31 Ian Lance Taylor <iant@google.com>
5400 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
5402 2009-05-31 Ian Lance Taylor <iant@google.com>
5404 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
5405 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
5406 (ipa-reference.o): Depend upon gt-ipa-reference.h.
5408 2009-05-31 Jason Merrill <jason@redhat.com>
5410 * tree-pretty-print.c (print_call_name): Take the callee, not the
5411 call itself. Make non-static. Use dump_function_name for functions.
5412 (dump_generic_node): Adjust.
5413 * diagnostic.h: Declare print_call_name.
5414 * gimple-pretty-print.c (dump_gimple_call): Use it.
5416 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5418 * config/sh/sh.md (ashldi3_std): New define_expand.
5421 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5424 * config/sh/sh.c: Include debug.h.
5425 (sh_expand_epilogue): Emit a blockage insn before the frame
5426 pointer adjustment also when dwarf2out_do_frame returns true.
5428 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
5430 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
5431 (thumb2_extendqidi2): New pattern.
5433 2009-05-31 Ira Rosen <irar@il.ibm.com>
5435 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
5436 mark phis for renaming.
5437 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
5438 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
5439 Call mark_sym_for_renaming.
5440 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
5441 * tree-vect-loop.c (vect_transform_loop): Remove
5442 vect_memsyms_to_rename initialization and a call to
5443 mark_set_for_renaming.
5445 2009-05-31 Jakub Jelinek <jakub@redhat.com>
5448 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
5449 frame related even if !set_cfa && style < 0.
5451 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
5453 * config/i386/mingw-tls.c: New file.
5454 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
5455 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
5456 defining _WIN32 but not __CYGWIN__.
5458 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5460 * configure.ac: Add MPC support.
5462 * config.in, configure: Regenerate.
5464 2009-05-29 Richard Henderson <rth@redhat.com>
5466 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
5467 NOTE_INSN_BASIC_BLOCK.
5468 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
5469 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
5470 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
5472 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
5474 (add_cfi): Disable check redefining cfa away from drap.
5475 (lookup_cfa_1): Add remember argument; handle remember/restore.
5476 (lookup_cfa): Pass remember argument.
5477 (cfa_remember): New.
5478 (compute_barrier_args_size_1): Remove sibcall check.
5479 (dwarf2out_frame_debug_def_cfa): New.
5480 (dwarf2out_frame_debug_adjust_cfa): New.
5481 (dwarf2out_frame_debug_cfa_offset): New.
5482 (dwarf2out_frame_debug_cfa_register): New.
5483 (dwarf2out_frame_debug_cfa_restore): New.
5484 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
5485 (dwarf2out_begin_epilogue): New.
5486 (dwarf2out_frame_debug_restore_state): New.
5487 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
5488 DW_CFA_restore_state.
5489 (output_cfi_directive): Likewise.
5490 (convert_cfa_to_fb_loc_list): Likewise.
5491 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
5492 * dwarf2out.h: Update.
5493 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
5494 (copy_insn_1): Early out for null.
5495 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
5496 and dwarf2out_frame_debug_restore_state.
5497 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
5498 (prologue_insn_hash, epilogue_insn_hash): New.
5499 (free_after_compilation): Adjust freeing accordingly.
5500 (record_insns): Create hash table if needed; push insns into
5501 hash instead of array.
5502 (maybe_copy_epilogue_insn): New.
5503 (contains): Search hash table instead of array.
5504 (sibcall_epilogue_contains): Remove.
5505 (thread_prologue_and_epilogue_insns): Split eh_return insns
5506 and mark them as epilogues.
5507 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
5508 scanning in terms of basic blocks.
5509 * insn-notes.def (CFA_RESTORE_STATE): New.
5510 * jump.c (returnjump_p_1): Accept EH_RETURN.
5511 (eh_returnjump_p_1, eh_returnjump_p): New.
5512 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
5513 CFA_REGISTER, CFA_RESTORE): New.
5514 * rtl.def (EH_RETURN): New.
5515 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
5517 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
5518 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
5520 * config/i386/i386.c (gen_push): Update cfa state.
5521 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
5522 add a CFA_ADJUST_CFA note.
5523 (ix86_dwarf_handle_frame_unspec): Remove.
5524 (ix86_expand_prologue): Update cfa state.
5525 (ix86_emit_restore_reg_using_pop): New.
5526 (ix86_emit_restore_regs_using_pop): New.
5527 (ix86_emit_leave): New.
5528 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
5529 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
5530 * config/i386/i386.h (struct machine_cfa_state): New.
5531 (ix86_cfa_state): New.
5532 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
5533 (eh_return_internal): Merge from eh_return_<mode>,
5534 use eh_return rtx, split w/ epilogue.
5536 2009-05-29 Ian Lance Taylor <iant@google.com>
5538 * builtins.c (validate_gimple_arglist): Don't use va_arg with
5540 * calls.c (emit_library_call_value_1): Likewise.
5542 * c-typeck.c (c_build_va_arg): New function.
5543 * c-tree.h (c_build_va_arg): Declare.
5544 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
5545 instead of build_va_arg.
5547 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
5549 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
5550 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
5551 (ptr_difference_cost): Use affine combinations to compute it.
5552 (difference_cost): Likewise.
5553 (get_computation_cost_at): Compute more accurate cost for addresses
5554 if the ratio is a multiplier allowed in addresses.
5555 For non-addresses, consider that an additional offset or symbol is
5558 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5560 * config/i386/i386.c (ix86_decompose_address): Avoid useless
5561 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
5563 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
5564 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
5565 (prefix_rex): For UNIT_MMX don't imply the prefix by default
5567 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
5568 to 1 for TYPE_SSE{IADD1,CVT1}.
5569 (prefix_vex_imm8): Removed.
5570 (length_vex): Only pass 1 as second argument to
5571 ix86_attr_length_vex_default if prefix_extra is 0.
5572 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
5573 (length): For prefix vex computation use length_immediate
5574 attribute instead of prefix_vex_imm8.
5575 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
5576 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
5577 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
5578 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
5579 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
5580 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
5581 a space in between the operands.
5582 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
5583 if one operand is 0xff and the other one si, di, bp or sp.
5584 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
5585 other one si, di, bp or sp.
5586 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
5587 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
5588 type and mode attributes.
5589 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
5590 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
5591 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
5592 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
5593 prefix_data16 attribute iff MODE_DF.
5594 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
5595 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
5596 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
5597 constm128_operand in length_immediate computation.
5598 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
5599 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
5600 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
5601 length_immediate attribute to 1.
5602 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
5603 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
5604 for certain alternatives.
5605 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
5606 prefix_data16 attribute if MODE_V1DF.
5607 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
5608 length_immediate to 1.
5609 (set_got_rex64, set_rip_rex64): Remove length attribute, set
5610 length_address to 4, set mode attribute to MODE_DI.
5611 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
5612 (fxam<mode>2_i387): Set length attribute to 4.
5613 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
5614 *prefetch_3dnow_rex): Override length_address attribute.
5615 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
5617 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
5618 (constm128_operand): Removed.
5619 * config/i386/i386.c (memory_address_length): For
5620 disp && !index && !base in 64-bit mode account for SIB byte if
5621 print_operand_address can't optimize disp32 into disp32(%rip)
5622 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
5623 for fs: or gs: segment.
5624 (ix86_attr_length_immediate_default): When checking if shortform
5625 is possible, truncate immediate to the length of the non-shortened
5627 (ix86_attr_length_address_default): Ignore MEM_P operands
5629 (ix86_attr_length_vex_default): Only check for DImode on
5630 GENERAL_REG_P operands.
5631 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
5632 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
5633 (sse_cvttps2pi): Clear prefix_rep attribute.
5634 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
5636 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
5637 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
5638 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
5639 iff operand 2 is const_int_operand.
5640 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
5641 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
5642 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
5644 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
5646 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
5647 prefix_data16 attribute for movlpd and movhpd instructions.
5648 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
5649 length_immediate for shufpd instruction.
5650 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
5651 (avx_cmpp<avxmodesuffixf2c><mode>3,
5652 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
5653 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
5654 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
5655 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
5656 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
5657 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
5658 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
5659 prefix_data16 attribute for the first alternative to 1.
5660 (*avx_loadlps): Override length_immediate for the first alternative.
5661 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
5662 attributes for second alternative.
5663 (*vec_concatv2sf_sse4_1): Override length_immediate and
5664 prefix_data16 attributes for second alternative.
5665 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
5666 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
5667 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
5668 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
5669 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
5670 prefix_data16 and length_immediate to 1.
5671 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
5673 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
5674 prefix_extra attribute for variants that don't have 0f prefix alone.
5675 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
5676 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
5677 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
5678 *sse4_1_pextrd): Set length_immediate to 1.
5679 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
5680 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
5682 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
5683 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
5684 length_immediate to 1 for second alternative.
5685 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
5686 prefix_extra and length_immediate attributes for the first
5688 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
5690 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
5691 to 1 for the first and third alternative.
5692 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
5694 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
5696 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
5698 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
5699 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
5700 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
5701 *avx_psign<mode>3): Set prefix_extra attribute to 1.
5702 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
5703 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
5704 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
5705 ssse3_psign<mode>3): Override prefix_rex attribute.
5706 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
5707 (ssse3_palignrti): Override length_immediate to 1.
5708 (ssse3_palignrdi): Override length_immediate to 1, override
5709 prefix_rex attribute.
5710 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
5711 (sse4a_extrqi): Override length_immediate to 2.
5712 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
5713 (sse4a_insertq): Override prefix_data16 to 0.
5714 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
5715 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
5716 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
5717 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
5718 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
5719 and length_immediate to 1.
5720 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
5721 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
5722 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
5723 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
5724 and length_immediate to 1.
5725 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
5726 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
5727 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
5728 avx_ptest256): Override prefix_extra to 1.
5729 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
5730 Override prefix_data16 and length_immediate to 1.
5731 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
5732 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
5733 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
5734 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
5735 prefix_data16 to 0 and prefix_extra to 2.
5736 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
5737 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
5739 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
5740 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
5741 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
5742 and prefix_extra to 2.
5743 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
5744 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
5745 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
5746 avx_vpermilvar<mode>3,
5747 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
5748 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
5749 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
5750 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
5751 Override prefix_extra to 1.
5752 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
5753 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
5754 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
5755 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
5756 prefix_extra and length_immediate to 1.
5757 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
5759 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
5760 to 1 for the first alternative.
5761 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
5762 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
5764 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
5765 *movv2sf_internal_avx, *movv2sf_internal): Override
5766 prefix_rep attribute for certain alternatives.
5767 (*mov<mode>_internal): Override prefix_rep or prefix_data16
5768 attributes for certain alternatives.
5769 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
5770 attributes for certain alternatives.
5771 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
5772 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
5773 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
5774 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
5775 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
5776 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
5777 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
5778 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
5779 length_immediate to 1 if operand 2 is const_int_operand.
5780 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
5781 *vec_extractv2si_1): Set length_immediate attribute to 1.
5782 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
5783 using old 3DNOW insn rather than SSE/3DNOW_A.
5784 (mmx_emms, mmx_femms): Clear modrm attribute.
5786 2009-05-29 Martin Jambor <mjambor@suse.cz>
5788 * tree-sra.c: New implementation of SRA.
5790 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
5791 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
5792 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
5793 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
5794 (SRA_MAX_STRUCTURE_COUNT): Removed.
5795 (SRA_FIELD_STRUCTURE_RATIO): Removed.
5796 * doc/invoke.texi (sra-max-structure-size): Removed.
5797 (sra-field-structure-ratio): Removed.
5799 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5802 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
5805 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
5807 PR rtl-optimization/40101
5808 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
5809 seqno. Adjust comment.
5810 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
5811 inserting bookkeeping before a jump, the jump is not scheduled.
5812 When no positive seqno found, provide a value. Add comment.
5814 2009-05-29 Richard Guenther <rguenther@suse.de>
5816 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
5817 short-cutting on the first component.
5819 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5822 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
5823 for trees other than decls/types.
5825 2009-05-29 Richard Guenther <rguenther@suse.de>
5827 * tree-ssa-operands.c (get_expr_operands): Do not handle
5828 INDIRECT_REFs in the handled-component case. Remove
5829 unused get_ref_base_and_extent case.
5830 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
5831 tree_low_cst and host_integerp where possible.
5832 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
5833 codes for equivalence.
5834 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
5836 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
5838 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
5839 to tmake_file for i[34567]86-*-cygwin*.
5841 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5844 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
5845 (altivec_categorize_keyword, init_vector_keywords,
5846 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
5849 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
5851 * tree.c (handle_dll_attribute): Check if node is
5852 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
5854 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
5856 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
5858 (thumb2_zero_extendqidi2): Likewise.
5860 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
5862 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
5863 instead of gen_movrt.
5864 * config/sh/sh.md (movrt): Remove.
5866 2009-05-28 Steve Ellcey <sje@cup.hp.com>
5868 * doc/invoke.texi (IA-64 Options):
5869 Add -msdata, -mfused-madd, -mno-inline-float-divide,
5870 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
5871 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
5872 -msched-prefer-non-control-spec-insns,
5873 -msched-stop-bits-after-every-cycle,
5874 -msched-count-spec-in-critical-path,
5875 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
5876 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
5877 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
5878 and -msched-spec-verbose.
5880 2009-05-28 Joseph Myers <joseph@codesourcery.com>
5882 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
5883 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
5885 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
5887 2009-05-28 Richard Guenther <rguenther@suse.de>
5889 * tree-ssa-alias.c (ao_ref_init): New function.
5890 (ao_ref_base): Likewise.
5891 (ao_ref_base_alias_set): Likewise.
5892 (ao_ref_alias_set): Likewise.
5893 (refs_may_alias_p_1): Change signature.
5894 (refs_may_alias_p): Adjust.
5895 (refs_anti_dependent_p): Likewise.
5896 (refs_output_dependent_p): Likewise.
5897 (call_may_clobber_ref_p_1): Change signature.
5898 (call_may_clobber_ref_p): Adjust.
5899 (stmt_may_clobber_ref_p_1): New function split out from ...
5900 (stmt_may_clobber_ref_p): ... here.
5901 (maybe_skip_until): Adjust signature.
5902 (get_continuation_for_phi): Likewise.
5903 (walk_non_aliased_vuses): Likewise.
5904 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
5905 (ao_ref_init): Declare.
5906 (ao_ref_base): Likewise.
5907 (ao_ref_alias_set): Likewise.
5908 (stmt_may_clobber_ref_p_1): Likewise.
5909 (walk_non_aliased_vuses): Adjust.
5910 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
5911 (get_ref_from_reference_ops): remove.
5912 (vn_reference_lookup_2): Adjust signature.
5913 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
5914 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
5915 (vn_reference_lookup): Adjust.
5916 (vn_reference_insert): Likewise.
5917 (vn_reference_insert_pieces): Adjust signature.
5918 (visit_reference_op_call): Adjust.
5919 * tree-ssa-pre.c (get_expr_type): Simplify.
5920 (phi_translate_1): Adjust.
5921 (compute_avail): Likewise.
5922 (translate_vuse_through_block): Do not re-build trees.
5923 (value_dies_in_block_x): Likewise.
5924 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
5926 (vn_reference_lookup_pieces): Adjust declaration.
5927 (vn_reference_insert_pieces): Likewise.
5929 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
5931 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
5932 with checking disabled.
5934 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
5938 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
5939 macro definition for support of three-operand format aligned
5940 .comm directive in assembler on cygwin/pe/mingw target OS.
5941 * configure: Regenerate.
5942 * config.h: Regenerate.
5944 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
5945 aligned form of .comm directive if -mpe-aligned-commons is in effect.
5946 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
5948 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
5949 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
5951 2009-05-28 Ira Rosen <irar@il.ibm.com>
5953 PR tree-optimization/40254
5954 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
5955 in analysis of basic blocks.
5957 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
5960 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
5961 * target-def.h (TARGET_CONST_ANCHOR): New macro.
5962 (TARGET_INITIALIZER): Use it.
5963 * cse.c (CHEAPER): Move it up to the other macros.
5964 (insert): Rename this ...
5965 (insert_with_costs): ... to this. Add cost parameters. Update
5967 (insert): New function. Call insert_with_costs.
5968 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
5969 find_reg_offset_for_const, try_const_anchors): New functions.
5970 (cse_insn): Call try_const_anchors. Adjust cost of src_related
5971 when using a const-anchor. Call insert_const_anchors.
5972 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
5973 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
5975 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5977 * tree-inline.c (remap_decls): Enable nonlocalized variables
5978 when not optimizing.
5980 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5982 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
5983 Simplify other tests involving optimize.
5985 2009-05-27 Tom Tromey <tromey@redhat.com>
5987 * unwind-dw2.c (_Unwind_DebugHook): New function.
5988 (uw_install_context): Call _Unwind_DebugHook.
5990 2009-05-27 Tom Tromey <tromey@redhat.com>
5992 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
5994 2009-05-27 Ian Lance Taylor <iant@google.com>
5996 * Makefile.in (LINKER, LINKER_FLAGS): Define.
5997 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
5998 (ALL_LINKERFLAGS): Define.
5999 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
6000 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6001 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
6002 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6003 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
6004 $(LINKER_FOR_BUILD).
6005 (build/gcov-iov$(build_exeext)): Likewise.
6007 2009-05-27 Julian Brown <julian@codesourcery.com>
6009 * gcse.c (target.h): Include.
6010 (can_assign_to_reg_without_clobbers_p): Check that the target allows
6011 copy of argument to a pseudo register.
6013 2009-05-27 Diego Novillo <dnovillo@google.com>
6015 * tree-ssa-live.c (dump_scope_block): Document arguments.
6016 (dump_scope_blocks): Document.
6017 (debug_scope_blocks): New.
6018 * tree-flow.h (debug_scope_blocks): Declare.
6020 2009-05-21 Denis Chertykov <denisc@overta.ru>
6022 * doc/contrib.texi (Contributors): Add myself to the list.
6024 2009-05-27 Olivier Hainque <hainque@adacore.com>
6026 * expr.c (target_align): New function. Alignment the TARGET of an
6027 assignment may be assume to have.
6028 (highest_pow2_factor_for_target): Use it instead of relying on
6029 immediate tree attributes of TARGET, not necessarily honored when
6030 intermediate bitfields are involved.
6032 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
6035 * config/i386/driver-i386.c (host_detect_local_cpu): Support
6036 AVX, SSE4, AES, PCLMUL and POPCNT.
6038 2009-05-27 Diego Novillo <dnovillo@google.com>
6040 * tree-pretty-print.c (dump_location): New.
6041 (dump_generic_node): Call it.
6042 Factor code to handle BLOCK nodes ...
6043 (dump_block_node): ... here.
6045 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
6047 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
6049 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
6051 * gcc-plugin.h: Include config.h and system.h.
6052 (IN_GCC): Define if not defined.
6054 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
6057 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
6060 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
6062 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
6064 * config/m32r/m32r.h: Ditto.
6065 * config/m32r/m32r.md: Ditto.
6066 * config/m32r/predicates.md: Ditto.
6068 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
6070 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
6072 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
6075 (Loading plugins): typo.
6076 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
6077 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6078 (Interacting with the GCC Garbage Collector): Added new section.
6079 (Giving information about a plugin): Added new section for
6081 * ggc.h (ggc_register_root_tab): Added declaration.
6082 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
6083 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
6084 (register_callback): Improved comment in declaration.
6085 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
6086 (extra_root_vec) Added static variable for dynamic roots registration.
6087 (ggc_register_root_tab) Added new routine.
6088 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
6089 PLUGIN_GGC_MARKING event.
6090 * ggc-zone.c: Include plugin.h.
6091 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6092 * ggc-page.c: Include plugin.h.
6093 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6094 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
6095 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
6096 (register_callback): check lack of callbacks for
6097 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
6098 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
6099 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
6100 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6101 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
6102 dependency on plugin.h.
6103 (plugin.o): Added dependency on ggc.h...
6105 2009-05-26 Richard Guenther <rguenther@suse.de>
6109 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6110 with mismatched comparison modes.
6112 * expr.c (expand_expr_real_1): Expand the operand of a
6113 VIEW_CONVERT_EXPR in its natural mode.
6115 2009-05-26 Ian Lance Taylor <iant@google.com>
6117 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
6118 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
6119 (ALL_COMPILERFLAGS): Define.
6120 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
6121 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6122 (collect2$(exeext), collect2.o): Likewise.
6123 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
6124 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
6125 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
6126 (libbackend.o, intl.o, cppdefault.o): Likewise.
6127 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6128 (build/%.o): Use $(COMPILER_FOR_BUILD).
6129 (build/gen%$(build_exeext)): Likewise.
6130 (build/gcov-iov$(build_exeext)): LIkewise.
6131 * config/t-darwin (darwin.o): Use $(COMPILER).
6132 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
6133 * config/t-sol2 (sol2-c.o): Likewise.
6135 * config/t-vxworks (vxworks.o): Likewise.
6136 * config/x-darwin (host-darwin.o): Likewise.
6137 * config/x-hpux (host-hpux.o): Likewise.
6138 * config/x-linux (host-linux.o): Likewise.
6139 * config/x-solaris (host-solaris.o): Likewise.
6140 * config/alpha/x-alpha (driver-alpha.o): Likewise.
6141 * config/arm/t-arm (arm-c.o): Likewise.
6142 * config/arm/t-pe (pe.o): Likewise.
6143 * config/arm/t-wince-pe (pe.o): Likewise.
6144 * config/i386/t-cygming (winnt.o): Likewise.
6145 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
6146 * config/i386/t-cygwin (cygwin1.o): Likewise.
6147 (cygwin2.o): Likewise.
6148 * config/i386/t-i386 (i386-c.o): Likewise.
6149 * config/i386/t-interix (winnt.o): Likewise.
6150 * config/i386/t-netware (netware.o): Likewise.
6151 * config/i386/t-nwld (nwld.o): Likewise.
6152 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
6153 * config/i386/x-i386 (driver-i386.o): Likewise.
6154 * config/i386/x-cygwin (host-cygwin.o): Likewise.
6155 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
6156 * config/ia64/t-ia64 (ia64-c.o): Likewise.
6157 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
6158 * config/mips/x-native (driver-native.o): Likewise.
6159 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
6160 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
6161 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
6162 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
6163 * config/score/t-score-elf (score7.o): Likewise.
6164 (score3.o): Likewise.
6165 * config/sh/t-sh (sh-c.o): Likewise.
6166 * config/sh/t-symbian (sh-c.o): Likewise.
6167 (symbian.o): Likewise.
6168 * config/spu/t-spu-elf (spu-c.o): Likewise.
6169 * config/v850/t-v850 (v850-c.o): Likewise.
6170 * config/v850/t-v850e (v850-c.o): Likewise.
6172 2009-05-26 Richard Guenther <rguenther@suse.de>
6174 PR tree-optimization/40122
6175 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
6176 VECTOR_CSTs if possible.
6177 (fold_gimple_assign): Likewise.
6179 2009-05-26 Richard Guenther <rguenther@suse.de>
6182 * fold-const.c (fold_binary): Use the correct types for building
6185 2009-05-26 Richard Guenther <rguenther@suse.de>
6187 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
6188 redundant calls to merge_alias_info.
6189 (bump_vector_ptr): Likewise.
6190 * tree-ssa-copy.c (merge_alias_info): Remove.
6191 (replace_exp_1): Remove call to merge_alias_info.
6192 (propagate_tree_value): Likewise.
6193 (fini_copy_prop): Propagate points-to info.
6194 * tree-flow.h (merge_alias_info): Remove.
6196 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
6198 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
6200 2009-05-25 Jan Hubicka <jh@suse.cz>
6202 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6203 * cgraph.h (struct inline_summary): New filed self_wize,
6204 size_inlining_benefit, self_time and time_inlining_benefit.
6205 (struct cgraph_global_info): Replace insns by time ans size fields.
6206 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6207 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6208 (ipcp_update_callgraph): Do not touch function bodies.
6209 * ipa-inline.c: Include except.h
6210 (MAX_TIME): New constant.
6211 (overall_insns): Remove.
6213 (overall_size, max_benefit): New static variables.
6214 (cgraph_estimate_time_after_inlining): New function.
6215 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6216 (cgraph_clone_inlined_nodes): Update size.
6217 (cgraph_mark_inline_edge): Update size.
6218 (cgraph_estimate_growth): Use size info.
6219 (cgraph_check_inline_limits): Check size.
6220 (cgraph_default_inline_p): Likewise.
6221 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6222 (cgraph_decide_recursive_inlining): Check size.
6223 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6225 (cgraph_decide_inlining): Likewise.
6226 (cgraph_decide_inlining_incrementally): Likewise; honor
6227 PARAM_EARLY_INLINING_INSNS.
6228 (likely_eliminated_by_inlining_p): New predicate.
6229 (estimate_function_body_sizes): New function.
6230 (compute_inline_parameters): Use it.
6231 * except.c (must_not_throw_labels): New function.
6232 * except.h (must_not_throw_labels): Declare.
6233 * tree-inline.c (init_inline_once): Kill inlining_weigths
6234 * tree-ssa-structalias.c: Avoid uninitialized warning.
6235 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6236 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6237 (PARAM_INLINE_CALL_COST): Remove.
6238 (PARAM_EARLY_INLINING_INSNS): New.
6240 2009-05-25 Richard Guenther <rguenther@suse.de>
6242 PR tree-optimization/36327
6243 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
6244 callback for reference translation or lookup at the point of may-defs.
6245 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
6246 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
6247 for union COMPONENT_REFs.
6248 (vn_reference_lookup_3): New callback. Lookup from memset
6249 and CONSTRUCTOR assignment, translate through struct copies.
6250 (vn_reference_lookup_pieces): Make sure to not free the
6251 passed operands array. Adjust walk_non_aliased_vuses call.
6252 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
6253 make sure we do not leak memory.
6255 2009-05-25 Richard Guenther <rguenther@suse.de>
6257 * tree-ssa-alias.h (dump_points_to_solution): Declare.
6258 * tree-inline.c (expand_call_inline): Reset the escaped and
6260 * tree-ssa-structalias.c (pass_build_ealias): New.
6261 * tree-pass.h (pass_build_ealias): Declare.
6262 * passes.c (init_optimization_passes): Add PTA during
6263 early optimizations.
6264 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
6265 and CALLUSED solutions.
6266 (dump_points_to_solution): New function, split out from ...
6267 (dump_points_to_info_for): ... here.
6268 * tree-parloops.c (parallelize_loops): Reset the escaped and
6271 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6274 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
6275 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
6277 2009-05-25 Ira Rosen <irar@il.ibm.com>
6279 PR tree-optimization/40238
6280 * tree-vect-stmts.c (vect_init_vector): Insert initialization
6281 statements after basic block's labels.
6282 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
6283 to free the allocated memory.
6285 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
6287 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
6288 return address with a USE.
6290 2009-05-24 Richard Guenther <rguenther@suse.de>
6293 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
6294 array type from the main variant of the inner type.
6296 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6298 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
6299 definition to bool (from int) to un-break build.
6300 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
6302 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
6304 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
6305 discard_stmt_changes): Delete.
6306 * tree-ssa-operands.c (scb_stack): Delete.
6307 (init_ssa_operands): Do not initialize it.
6308 (fini_ssa_operands): Do not free it.
6309 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
6311 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
6312 update_stmt, remove the others. Fix comments.
6313 * tree-dfa.c (optimize_stack_restore): Likewise.
6314 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
6315 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
6316 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
6317 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
6319 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
6320 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
6321 (dom_opt_finalize_block): Likewise, adjusting access to
6323 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
6324 (stmts_to_rescan): Change item type to gimple.
6325 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
6327 2009-05-24 Ira Rosen <irar@il.ibm.com>
6329 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
6330 * tree-pass.h (pass_slp_vectorize): New pass.
6331 * params.h (SLP_MAX_INSNS_IN_BB): Define.
6332 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
6333 * tree-vectorizer.c (timevar.h): Include.
6334 (user_vect_verbosity_level): Declare.
6335 (vect_location): Fix comment.
6336 (vect_set_verbosity_level): Update user_vect_verbosity_level
6337 instead of vect_verbosity_level.
6338 (vect_set_dump_settings): Add an argument. Ignore user defined
6339 verbosity if dump flags require higher level of verbosity. Print to
6340 stderr only for loop vectorization.
6341 (vectorize_loops): Update call to vect_set_dump_settings.
6342 (execute_vect_slp): New function.
6343 (gate_vect_slp): Likewise.
6344 (struct gimple_opt_pass pass_slp_vectorize): New.
6345 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
6347 (vec_info_for_bb): New function.
6348 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
6349 (VECTORIZATION_ENABLED): New macro.
6350 (SLP_ENABLED, SLP_DISABLED): Likewise.
6351 (vect_is_simple_use): Add bb_vec_info argument.
6352 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
6353 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
6354 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
6355 vect_schedule_slp, vect_analyze_slp): Likewise.
6356 (vect_analyze_stmt): Add slp_tree argument.
6357 (find_bb_location): Declare.
6358 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
6359 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
6360 (vect_analyze_loop_operations, vect_analyze_loop,
6361 get_initial_def_for_induction, vect_create_epilog_for_reduction,
6362 vect_finalize_reduction, vectorizable_reduction,
6363 vectorizable_live_operation, vect_transform_loop): Likewise.
6364 * tree-data-ref.c (dr_analyze_innermost): Update comment,
6365 skip evolution analysis if analyzing a basic block.
6366 (dr_analyze_indices): Likewise.
6367 (initialize_data_dependence_relation): Skip the test whether the
6368 object is invariant for basic blocks.
6369 (compute_all_dependences): Skip dependence analysis for data
6370 references in basic blocks.
6371 (find_data_references_in_stmt): Don't fail in case of invariant
6372 access in basic block.
6373 (find_data_references_in_bb): New function.
6374 (find_data_references_in_loop): Move code to
6375 find_data_references_in_bb and add a call to it.
6376 (compute_data_dependences_for_bb): New function.
6377 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
6378 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
6380 (vect_analyze_data_ref_dependence): Check for interleaving in case of
6381 unknown dependence in basic block and fail in case of dependence in
6383 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
6384 dependence instances from either loop or basic block vectorization
6386 (vect_compute_data_ref_alignment): Check if it is loop vectorization
6387 before calling nested_in_vect_loop_p.
6388 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
6389 dependence instances from either loop or basic block vectorization
6391 (vect_verify_datarefs_alignment): Likewise.
6392 (vect_enhance_data_refs_alignment): Adjust function calls.
6393 (vect_analyze_data_refs_alignment): Likewise.
6394 (vect_analyze_group_access): Fix printing. Skip different checks if
6395 DR_STEP is 0. Keep strided stores either in loop or basic block
6396 vectorization data structure. Fix indentation.
6397 (vect_analyze_data_ref_access): Fix comments, allow zero step in
6399 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
6400 dependence instances from either loop or basic block vectorization
6402 (vect_analyze_data_refs): Update comment. Call
6403 compute_data_dependences_for_bb to analyze basic blocks.
6404 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
6405 case of loop vectorization. In case of basic block vectorization use
6406 data-ref itself as a base.
6407 (vect_create_data_ref_ptr): In case of basic block vectorization:
6408 don't advance the pointer, add new statements before the current
6409 statement. Adjust function calls.
6410 (vect_supportable_dr_alignment): Support only aligned accesses in
6411 basic block vectorization.
6412 * common.opt (ftree-slp-vectorize): New flag.
6413 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
6414 (vect_pattern_recog_1): Likewise.
6415 * tree-vect-stmts.c (process_use): Likewise.
6416 (vect_init_vector): Add new statements in the beginning of the basic
6417 block in case of basic block SLP.
6418 (vect_get_vec_def_for_operand): Adjust function calls.
6419 (vect_finish_stmt_generation): Likewise.
6420 (vectorizable_call): Add assert that it is loop vectorization, adjust
6422 (vectorizable_conversion, vectorizable_assignment): Likewise.
6423 (vectorizable_operation): In case of basic block SLP, take
6424 vectorization factor from statement's type and skip the relevance
6425 check. Adjust function calls.
6426 (vectorizable_type_demotion): Add assert that it is loop
6427 vectorization, adjust function calls.
6428 (vectorizable_type_promotion): Likewise.
6429 (vectorizable_store): Check for outer loop only in case of loop
6430 vectorization. Adjust function calls. For basic blocks, skip the
6431 relevance check and don't advance pointers.
6432 (vectorizable_load): Likewise.
6433 (vectorizable_condition): Add assert that it is loop vectorization,
6434 adjust function calls.
6435 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
6436 that it is not reduction, get vector type, call only supported
6437 functions, skip loop specific parts.
6438 (vect_transform_stmt): Check for outer loop only in case of loop
6440 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
6441 (vect_is_simple_use): Fix comment, add new argument, fix conditions
6442 for external definition.
6443 * passes.c (pass_slp_vectorize): New pass.
6444 * tree-vect-slp.c (find_bb_location): New function.
6445 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
6446 check for patterns only in loops.
6447 (vect_build_slp_tree): Add argument, adjust function calls, fail in
6448 case of multiple types in basic block SLP.
6449 (vect_mark_slp_stmts_relevant): New function.
6450 (vect_supported_load_permutation_p): Fix comment.
6451 (vect_analyze_slp_instance): Add argument. In case of basic block
6452 SLP, take vectorization factor from statement's type, check that
6453 unrolling factor is 1. Adjust function call. Save SLP instance in
6454 either loop or basic block vectorization structure. Return FALSE,
6456 (vect_analyze_slp): Add argument. Get strided stores groups from
6457 either loop or basic block vectorization structure. Return FALSE
6458 if basic block SLP failed.
6459 (new_bb_vec_info): New function.
6460 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
6461 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
6462 (vect_schedule_slp): Add argument. Get SLP instances from either
6463 loop or basic block vectorization structure. Set vectorization factor
6464 to be 1 for basic block SLP.
6465 (vect_slp_transform_bb): New function.
6466 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
6468 2009-05-23 Mark Mitchell <mark@codesourcery.com>
6470 * final.c (shorten_branches): Do not align labels for jump tables.
6471 (final_scan_insn): Use JUMP_TABLE_DATA_P.
6473 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
6475 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
6476 Remove outdated reference to flow.c and fix nits.
6477 * doc/gccint.texi: Tweak RTL description.
6478 * doc/rtl.texi: Likewise.
6480 2009-05-23 Denis Chertykov <chertykov@gmail.com>
6482 * config/avr/avr.c: Change my email address.
6483 * config/avr/avr.h: Likewise.
6484 * config/avr/avr.md: Likewise.
6485 * config/avr/avr-protos.h: Likewise.
6486 * config/avr/libgcc.S: Likewise.
6488 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6490 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
6491 (spu_split_load, spu_split_store): Change return type to int.
6492 (spu_split_convert): Declare.
6493 * config/spu/predicates.md (spu_mem_operand): Remove.
6494 (spu_mov_operand): Update.
6495 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
6496 * config/spu/spu.c (regno_aligned_for_load): Remove.
6497 (reg_aligned_for_addr, spu_expand_load): Define.
6498 (spu_expand_extv): Reimplement and handle MEM.
6499 (spu_expand_insv): Handle MEM.
6500 (spu_sched_reorder): Handle insn's with length 0.
6501 (spu_legitimate_address_p): Reimplement.
6502 (store_with_one_insn_p): Return TRUE for any mode with size
6503 larger than 16 bytes.
6504 (address_needs_split): Define.
6505 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
6507 (spu_convert_move): Define.
6508 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
6509 (spu_split_store): Change all MEM's to TImode.
6510 (spu_init_expanders): Preallocate registers that correspond to
6511 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
6513 (spu_split_convert): Define.
6514 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
6515 (_move<mode>, _movdi, _movti): Update predicate and condition.
6516 (load, store): Change to define_split.
6517 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
6519 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
6520 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
6521 define_insn_and_split of lshr<mode>3.
6522 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
6523 (<v>ashr<mode>3_imm): Define.
6524 (extv, extzv, insv): Allow MEM operands.
6525 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
6526 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
6527 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
6528 (_spu_convert2): Change to define_insn_and_split and remove the
6529 corresponding define_peephole2.
6530 (stack_protect_set, stack_protect_test, stack_protect_test_si):
6531 Change predicates to memory_operand.
6533 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6535 * config/arm/thumb2.md: Add 16-bit multiply instructions.
6537 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6539 PR tree-optimization/40219
6540 * tree.c (iterative_hash_expr): Make sure the builtin function is
6541 a normal builtin function and not a front end or back end builtin
6542 before indexing into the built_in_decls array.
6544 2009-05-22 Richard Guenther <rguenther@suse.de>
6547 * alias.c (write_dependence_p): Do not use TBAA for answering
6548 anti-dependence or output-dependence.
6549 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
6550 (emit_pointer_definition): Remove.
6551 (emit_alias_warning): Likewise.
6552 (find_what_var_points_to): Remove TBAA pruning code.
6553 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
6555 (compute_points_to_sets): Remove code computing the set of
6556 dereferenced pointers.
6557 * tree-data-ref.c (dr_may_alias_p): Properly use the split
6558 oracle for querying anti and output dependencies.
6559 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
6560 if TBAA may be applied.
6561 (refs_anti_dependent_p): New function.
6562 (refs_output_dependent_p): Likewise.
6563 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
6564 (refs_output_dependent_p): Likewise.
6565 * doc/tree-ssa.texi (Memory model): New section.
6566 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6567 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6568 * cfgexpand.c (expand_gimple_basic_block): Do not handle
6569 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
6570 * expr.c (expand_expr_real_1): Likewise.
6571 * gimple-low.c (lower_stmt): Likewise.
6572 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
6573 (dump_gimple_cdt): Remove.
6574 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6575 (gimple_size): Likewise.
6576 (walk_gimple_op): Likewise.
6577 (is_gimple_stmt): Likewise.
6578 (walk_stmt_load_store_addr_ops): Likewise.
6579 (gimple_build_cdt): Remove.
6580 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6581 * gimple.h (gimple_cdt_new_type): Remove.
6582 (gimple_cdt_new_type_ptr): Likewise.
6583 (gimple_cdt_set_new_type): Likewise.
6584 (gimple_cdt_location): Likewise.
6585 (gimple_cdt_location_ptr): Likewise.
6586 (gimple_cdt_set_location): Likewise.
6587 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6588 * tree-cfg.c (remove_useless_stmts_1): Do not handle
6589 GIMPLE_CHANGE_DYNAMIC_TYPE.
6590 (verify_types_in_gimple_stmt): Likewise.
6591 * tree-inline.c (estimate_num_insns): Likewise.
6592 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
6593 (copy_decl_to_var): Likewise.
6594 (copy_result_decl_to_var): Likewise.
6595 * tree-pretty-print.c (dump_generic_node): Do not handle
6596 CHANGE_DYNAMIC_TYPE_EXPR.
6597 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6598 * tree-ssa-operands.c (get_expr_operands): Likewise.
6599 * tree-ssa-structalias.c (struct variable_info): Remove
6600 no_tbaa_pruning member.
6601 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
6602 (unify_nodes): Do not copy it.
6603 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6604 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
6605 (set_uids_in_ptset): Do not check it.
6606 (find_what_var_points_to): Likewise.
6607 (compute_tbaa_pruning): Remove.
6608 (compute_points_to_sets): Do not call it.
6609 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6610 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6611 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
6612 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
6613 (DECL_NO_TBAA_P): Likewise.
6614 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
6615 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
6616 (expand_omp_atomic_pipeline): Do not set it.
6617 * print-tree.c (print_node): Do not dump it.
6618 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6621 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
6624 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
6627 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6629 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
6632 2009-05-22 Ben Elliston <bje@au.ibm.com>
6634 * Makefile.in (bversion.h, s-bversion): New targets.
6635 (TOPLEV_H): Add bversion.h.
6636 * toplev.h: Include "bversion.h".
6637 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
6638 the __format__ attribute only if compiling with the same version
6639 of GCC as the sources (the "build version").
6641 2009-05-22 Ben Elliston <bje@au.ibm.com>
6643 * c-format.c (handle_format_attribute): Fix comment typo.
6645 2009-05-21 Steve Ellcey <sje@cup.hp.com>
6648 * config/ia64/ia64.opt (mfused-madd): New.
6649 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
6650 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
6651 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
6652 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
6653 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
6654 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
6655 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
6656 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
6657 instruction if !TARGET_FUSED_MADD.
6658 (fpma, fpms): Remove colon from name.
6660 2009-05-22 Richard Guenther <rguenther@suse.de>
6662 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
6663 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
6664 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
6666 (create_expression_by_pieces): Only convert if necessary.
6667 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
6668 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
6670 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
6672 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
6673 regular pattern from a template and rename it ...
6674 (*extzv_truncsi_exts): ... to this.
6676 2009-05-21 Richard Guenther <rguenther@suse.de>
6678 * cgraph.h (struct cgraph_node): Remove inline_decl member.
6679 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
6680 (cgraph_default_inline_p): Likewise.
6681 (cgraph_decide_inlining_incrementally): Likewise.
6683 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
6684 Uros Bizjak <ubizjak@gmail.com>
6686 * config/i386/cpuid.h (bit_MOVBE): New.
6688 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
6690 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
6691 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
6692 (ix86_handle_option): Handle OPT_mmovbe.
6693 (ix86_target_string): Add -mmovbe.
6694 (pta_flags): Add PTA_MOVBE.
6695 (processor_alias_table): Add PTA_MOVBE to "atom".
6696 (override_options): Handle PTA_MOVBE.
6698 * config/i386/i386.h (TARGET_MOVBE): New.
6700 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
6701 (*bswapsi_movbe): New.
6702 (*bswapdi_movbe): Likewise.
6703 (bswapdi2): Renamed to ...
6705 (bswapdi2): New expander.
6707 * config/i386/i386.opt (mmovbe): New.
6709 * doc/invoke.texi: Document -mmovbe.
6711 2009-05-21 Taras Glek <tglek@mozilla.com>
6713 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
6714 * gcc-plugin.h (plugin_init): Updated signature.
6715 * gcc-plugin.h (plugin_name_args): Moved to this header.
6716 * doc/plugins.texi (plugin_init): Updated documention to reflect
6718 * doc/plugins.texi (plugin_name_args): Added to documention.
6720 2009-05-21 Mark Mitchell <mark@codesourcery.com>
6722 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
6723 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
6725 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
6727 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
6728 JUMP_TABLE_DATA_P predicates where applicable.
6729 * config/i386/predicates.md: Ditto.
6730 * config/i386/sse.md: Ditto.
6732 2009-05-21 Jakub Jelinek <jakub@redhat.com>
6734 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
6735 operand2 -128 override length_immediate attribute to 1.
6736 * config/i386/predicates.md (constm128_operand): New predicate.
6738 * config/i386/i386.c (memory_address_length): Handle %r12
6739 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
6741 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
6742 mode look through optional ZERO_EXTEND and SUBREG.
6743 * config/i386/i386.md (R12_REG): New define_constant.
6744 (prefix_data16): For sse unit set also for MODE_TI insns.
6745 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
6746 insns set if operand 1 is ext_QIreg_operand.
6747 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
6748 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
6750 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
6751 mode from MODE_DI to MODE_SI.
6752 (movdi_1_rex64): Override modrm and length_immediate attributes
6753 only for movabs (TYPE_IMOV, alternative 2).
6754 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
6755 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
6756 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
6757 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
6758 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
6759 prefix_rex attribute if DImode.
6760 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
6761 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
6762 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
6763 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
6764 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
6765 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
6766 Likewise. For TYPE_IMOV clear length_immediate attribute.
6767 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
6768 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
6769 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
6770 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
6771 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
6772 or one operand TYPE_ISHIFT.
6773 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
6774 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
6775 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
6776 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
6777 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
6778 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
6779 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
6780 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
6781 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
6782 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
6783 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
6784 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
6785 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
6786 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
6787 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
6788 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
6789 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
6790 set mode attribute, don't override length attribute.
6791 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
6793 (return_internal_long): Set length attribute to 2 instead of 1.
6794 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
6795 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
6796 prefix_rex attribute.
6797 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
6799 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
6801 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6803 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
6805 2009-05-20 Ian Lance Taylor <iant@google.com>
6807 * tree.c (build_tree_list_vec_stat): New function.
6808 (ctor_to_vec): New function.
6809 (build_nt_call_vec): New function.
6810 (build_call_array): Change args to be a const pointer.
6811 (build_call_vec): New function.
6812 * tree.h (build_nt_call_vec): Declare.
6813 (build_tree_list_vec_stat): Declare.
6814 (build_tree_list_vec): Define.
6815 (build_call_array): Update declaration.
6816 (build_call_vec): Declare.
6817 (ctor_to_vec): Declare.
6818 * c-common.c (tree_vector_cache): New static variable.
6819 (make_tree_vector): New function.
6820 (release_tree_vector): New function.
6821 (make_tree_vector_single): New function.
6822 (make_tree_vector_copy): New function.
6823 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
6824 (make_tree_vector_single, make_tree_vector_copy): Declare.
6825 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
6826 (c_parser_expr_list): Don't manage cache here, instead call
6828 (c_parser_release_expr_list): Remove static function.
6829 (c_parser_vec_to_tree_list): Remove static function.
6830 (c_parser_attributes): Call build_tree_list_vec instead of
6831 c_parser_vec_to_tree_list. Call release_tree_vector instead of
6832 c_parser_release_expr_list.
6833 (c_parser_postfix_expression_after_primary): Likewise.
6834 (c_parser_objc_keywordexpr): Likewise.
6836 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
6838 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
6839 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
6840 TARGET_CONVERT_TO_TYPE.
6841 * hooks.c (hook_tree_const_tree_null): Define.
6842 * hooks.h (hook_tree_const_tree_null): Declare.
6843 * target.h (struct gcc_target): Add invalid_parameter_type,
6844 invalid_return_type, promoted_type, and convert_to_type fields.
6845 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
6846 (TARGET_INVALID_RETURN_TYPE): Define.
6847 (TARGET_PROMOTED_TYPE): Define.
6848 (TARGET_CONVERT_TO_TYPE): Define.
6849 (TARGET_INITIALIZER): Update for new fields.
6850 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
6851 (grokparms): Check targetm.invalid_parameter_type.
6852 * c-typeck.c (default_conversion): Check targetm.promoted_type.
6853 * c-convert.c (convert): Check targetm.convert_to_type.
6855 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
6857 * config/mips/mips.md (*extenddi_truncate<mode>,
6858 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
6860 (*extendhi_truncateqi): New define_insn_and_sptit.
6862 2009-05-20 Jakub Jelinek <jakub@redhat.com>
6865 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
6866 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
6868 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
6870 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
6871 the operand of VIEW_CONVERT_EXPR.
6873 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
6875 * config/i386/driver-i386.c (host_detect_local_cpu): Check
6876 extended family and model for Intel processors. Support Intel Atom.
6878 2009-05-20 Olivier Hainque <hainque@adacore.com>
6880 * gstab.h (stab_code_type): Define, to be used instead of the
6881 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
6883 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
6884 occurrences by stab_code_type.
6885 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
6887 2009-05-20 Martin Jambor <mjambor@suse.cz>
6889 * tree-flow.h (insert_edge_copies_seq): Undeclare.
6890 (sra_insert_before): Likewise.
6891 (sra_insert_after): Likewise.
6892 (sra_init_cache): Likewise.
6893 (sra_type_can_be_decomposed_p): Likewise.
6894 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
6895 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
6896 (sra_insert_before): Likewise.
6897 (sra_insert_after): Likewise.
6898 (sra_init_cache): Likewise.
6899 (insert_edge_copies_seq): Made static and moved upwards.
6901 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
6904 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
6906 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
6907 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
6910 2009-05-20 Richard Guenther <rguenther@suse.de>
6912 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6913 with mismatched comparison modes.
6915 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6917 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
6918 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
6919 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
6920 with shifts for Thumb2.
6921 (orsi_notsi): New for orn.
6922 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
6923 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
6924 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
6925 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
6926 Don't invert remainder for IOR.
6928 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
6930 PR tree-optimization/40087
6931 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
6932 number_of_iterations_ne): Rename never_infinite argument.
6933 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
6934 number_of_iterations_le): Handle pointer-type ivs when
6935 exit_must_be_taken is false.
6936 (number_of_iterations_cond): Do not always assume that
6937 exit_must_be_taken if the control variable is a pointer.
6939 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6941 * c-typeck.c (build_binary_op): Allow % on integal vectors.
6942 * doc/extend.texi (Vector Extension): Document that % is allowed too.
6944 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
6946 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
6947 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
6949 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6952 * c.opt (Wlogical-op): Disabled by default.
6953 * c-opt (c_common_post_options): Do not enable Wlogical-op with
6955 * doc/invoke.texi (Wlogical-op): Likewise.
6957 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
6959 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
6961 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
6962 Propagate the type of the first operand.
6963 <ASSERT_EXPR>: Simplify.
6964 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
6965 Rewrite using the RHS code as discriminant.
6966 <NOP_EXPR>: Turn into CASE_CONVERT.
6967 <PLUS_EXPR>: Propagate the type of the first operand.
6969 2009-05-19 Steve Ellcey <sje@cup.hp.com>
6971 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
6972 (ia64_dconst_0_375): New.
6973 * config/ia64/ia64.c (ia64_override_options): Remove
6974 -minline-sqrt-min-latency warning.
6975 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
6976 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
6977 * config/ia64/ia64.md (*sqrt_approx): Remove.
6978 (sqrtsf2): Remove #if 0.
6979 (sqrtsf2_internal_thr): Rewrite and move to div.md.
6980 (sqrtdf): Remove assert.
6981 (sqrtdf2_internal_thr): Rewrite and move to div.md.
6982 (sqrtxf2): Remove #if 0.
6983 (sqrtxf2_internal_thr): Rewrite and move to div.md.
6984 * div.md (sqrt_approx_rf): New.
6985 (sqrtsf2_internal_thr): New implementation.
6986 (sqrtsf2_internal_lat): New.
6987 (sqrtdf2_internal_thr: New implementation.
6988 (sqrtxf2_internal): New implementation.
6990 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
6991 Hans-Peter Nilsson <hp@axis.com>
6993 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
6994 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
6995 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
6996 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
6997 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
6998 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
6999 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
7000 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
7001 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
7002 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
7003 * c-common.c: ...from here.
7005 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7007 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
7009 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7011 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
7013 2009-05-19 Ben Elliston <bje@au.ibm.com>
7015 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
7016 assignments with memcpy calls.
7017 (add_fdes): Likewise.
7018 (binary_search_unencoded_fdes): Likewise.
7019 (linear_search_fdes): Eliminate type puns.
7021 2009-05-19 Richard Guenther <rguenther@suse.de>
7023 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
7024 not falsely claim to have propagated into all uses.
7026 2009-05-19 Ben Elliston <bje@au.ibm.com>
7028 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
7031 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7033 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
7034 * config/sh/sh.c (sh_legitimate_address_p): Make static.
7035 (TARGET_LEGITIMATE_ADDRESS_P): New.
7036 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7037 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7039 2009-05-18 Dodji Seketeli <dodji@redhat.com>
7042 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
7043 child of the containing namespace's DIE.
7045 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
7047 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
7048 *zero_extendhi_truncqi): Move after the zero_extend patterns.
7049 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
7052 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
7055 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
7056 gen_align with gen_pad.
7057 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
7058 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
7060 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
7061 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
7063 * config/i386/i386.md (align): Renamed to ...
7064 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
7065 ASM_OUTPUT_MAX_SKIP_PAD.
7067 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
7069 * config.gcc: Fix variable syntax.
7072 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
7073 before calling exact_log2.
7074 (output_iorsi3): Likewise.
7075 (output_xorsi3): Likewise.
7077 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7079 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
7080 for the none zero constant operand except for EQ and NE
7081 comprisons even when the first operand is R0.
7083 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
7085 * config/s390/2064.md: Remove trailing whitespaces.
7086 * config/s390/2084.md: Likewise.
7087 * config/s390/constraints.md: Likewise.
7088 * config/s390/fixdfdi.h: Likewise.
7089 * config/s390/libgcc-glibc.ver: Likewise.
7090 * config/s390/s390-modes.def: Likewise.
7091 * config/s390/s390-protos.h: Likewise.
7092 * config/s390/s390.c: Likewise.
7093 * config/s390/s390.h: Likewise.
7094 * config/s390/s390.md: Likewise.
7095 * config/s390/tpf-unwind.h: Likewise.
7097 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7099 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
7101 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7104 * configure.ac (m68k-*-*): Check if binutils support TLS.
7105 * configure: Regenerate.
7106 * config/m68k/predicates.md (symbolic_operand): Extend comment.
7107 * config/m68k/constraints.md (Cu): New constraint.
7108 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
7109 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
7110 (movsi): Handle TLS symbols.
7111 (addsi3_5200): Handle XTLS symbols, indent.
7112 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
7113 (m68k_tls_reference_p): Declare.
7114 (m68k_legitimize_address): Declare.
7115 (m68k_unwrap_symbol): Declare.
7116 * config/m68k/m68k.opt (mxtls): New option.
7117 * config/m68k/m68k.c (ggc.h): Include.
7118 (m68k_output_dwarf_dtprel): Implement hook.
7119 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
7120 (m68k_expand_prologue): Load GOT pointer when function needs it.
7121 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
7122 (m68k_legitimate_constant_address_p): Same.
7123 (m68k_decompose_address): Handle TLS references.
7124 (m68k_get_gp): New static function.
7125 (enum m68k_reloc): New contants.
7126 (TLS_RELOC_P): New macro.
7127 (m68k_wrap_symbol): New static function.
7128 (m68k_unwrap_symbol): New function.
7129 (m68k_final_prescan_insn_1): New static function.
7130 (m68k_final_prescan_insn): New function.
7131 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
7133 (legitimize_pic_address): Handle TLS references..
7134 (m68k_tls_get_addr, m68k_get_tls_get_addr)
7135 (m68k_libcall_value_in_a0_p)
7136 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
7137 (m68k_call_m68k_read_tp): Helper variables and functions for ...
7138 (m68k_legitimize_tls_address): Handle TLS references.
7139 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
7141 (m68k_legitimize_address): Handle TLS symbols.
7142 (m68k_get_reloc_decoration): New static function.
7143 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
7145 (m68k_output_dwarf_dtprel): Implement hook.
7146 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
7147 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
7148 m68k_call_* routines.
7149 (sched_attr_op_type): Handle TLS symbols.
7150 (gt-m68k.h): Include.
7151 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
7152 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
7154 2009-05-18 Martin Jambor <mjambor@suse.cz>
7156 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
7157 (visit_store_addr_for_mod_analysis): New function.
7158 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
7159 (determine_cst_member_ptr): Use gimple_assign_single_p.
7160 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
7161 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
7162 operands. Don't check number of operands of a NOP_EXPR.
7164 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
7166 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
7168 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
7171 * c-common.c (warn_logical_operator): Don't warn if one of
7172 expression isn't always true or false.
7174 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
7176 * config/i386/biarch32.h: New file.
7177 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
7179 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
7181 * config/mips/mips.md (*zero_extend<mode>_trunchi,
7182 *zero_extend<mode>_truncqi): Merge these into ...
7183 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
7184 Name the pattern following this as *zero_extendhi_truncqi.
7186 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
7189 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
7190 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
7191 (output_info): Make field HOST_WIDEST_INT.
7192 (print_statistics): Use HOST_WIDEST_INT_PRINT.
7193 (dump_bitmat_statistics): Same.
7195 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
7197 * config.gcc (use_gcc_stdint): Set to wrap.
7198 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7199 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7200 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7201 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7202 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7203 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7204 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7205 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7207 2009-05-16 Joseph Myers <joseph@codesourcery.com>
7209 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
7211 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
7212 Move definitions earlier.
7213 (OPT_ARCH64, OPT_ARCH32): Define.
7214 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
7217 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7220 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
7223 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7225 * arm.md (movdi2): Copy non-reg values to DImode registers.
7227 2009-05-16 Jakub Jelinek <jakub@redhat.com>
7230 * final.c (label_to_max_skip): New function.
7231 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
7232 CODE_LABEL_NUMBER <= max_labelno.
7233 * output.h (label_to_max_skip): New prototype.
7234 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
7235 (ix86_avoid_jump_mispredicts): ... this. Don't define if
7236 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
7237 Handle CODE_LABELs with >= 16 byte alignment or with
7238 max_skip == (1 << align) - 1.
7239 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
7240 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
7243 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
7244 .p2align 3 if MAX_SKIP is smaller than 7.
7245 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7247 2009-05-15 Ian Lance Taylor <iant@google.com>
7249 * alias.c (struct alias_set_entry_d): Rename from struct
7250 alias_set_entry. Change all uses.
7251 * except.c (struct call_site_record_d): Rename from struct
7252 call_site_record. Change all uses.
7253 * except.h (struct eh_region_d): Rename from struct eh_region.
7255 * gcse.c (struct hash_table_d): Rename from struct hash_table.
7257 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
7258 ivtype_map_elt. Change all uses.
7259 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
7261 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
7262 * graphite.h (struct name_tree_d): Rename from struct name_tree.
7264 (struct sese_d): Rename from struct sese. Change all uses.
7265 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
7266 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
7267 * optabs.h (struct optab_d): Rename from struct optab. Change all
7269 (struct convert_optab_d): Rename from struct convert_optab.
7271 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
7272 ipa_opt_pass. Change all uses.
7273 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
7276 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
7277 defined as a typedef.
7278 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
7281 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7284 * fold-const.c (make_range,build_range_check,merge_ranges): Move
7286 (merge_ranges): Returns bool.
7287 * tree.h (make_range): .. to here.
7288 (build_range_check): Likewise.
7289 (merge_ranges): Likewise. Renamed from merge_ranges.
7290 * c-typeck.c (parser_build_binary_op): Update calls to
7291 warn_logical_operator.
7292 * c-common.c (warn_logical_operator): Add new warning.
7293 * c-common.h (warn_logical_operator): Update declaration.
7295 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7297 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
7299 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7301 * doc/install.texi: Document MPC requirements, flags etc.
7303 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
7304 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
7305 Evaluate constant arguments.
7306 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
7307 (fold_builtin_1): Likewise, also evaluate constant arguments.
7308 Remove superfluous break.
7309 (do_mpc_ckconv): New.
7310 * real.h: Include mpc.h.
7311 * toplev.c (print_version): Output MPC version info if available.
7313 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7315 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
7317 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
7319 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
7322 2009-05-15 Jan Hubicka <jh@suse.cz>
7324 * doc/invoke.texi (max-early-inliner-iterations): New flag.
7325 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
7326 (try_inline): Fix return value.
7327 (cgraph_decide_inlining_incrementally): Honor new value.
7328 (cgraph_early_inlining): Handle indirect inlining.
7329 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
7331 2009-05-15 Jan Hubicka <jh@suse.cz>
7333 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
7334 * cgraphunit.c (cgraph_finalize_function): Set it.
7335 (cgraph_expand_function): Use it.
7337 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7339 * real.c (encode_ieee_half): Define.
7340 (decode_ieee_half): Define.
7341 (ieee_half_format): Define.
7342 (arm_half_format): Define.
7343 * real.h (ieee_half_format): Declare.
7344 (arm_half_format): Declare.
7346 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7348 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
7349 swapped, and reversed optabs exist before trying to use them.
7351 2009-05-15 Paul Brook <paul@codesourcery.com>
7352 Sandra Loosemore <sandra@codesourcery.com>
7354 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
7355 loads. Allow PRE_DEC.
7356 (output_move_neon): Handle PRE_DEC.
7357 (arm_print_operand): Add 'A' for neon structure loads.
7358 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
7359 * config/arm/neon.md (neon_mov): Update comment.
7360 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
7362 (Um): New constraint.
7364 2009-05-15 Jan Hubicka <jh@suse.cz>
7366 Revert the following patch until testsuite fallout is fixed:
7367 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7368 * cgraph.h (struct inline_summary): New filed self_wize,
7369 size_inlining_benefit, self_time and time_inlining_benefit.
7370 (struct cgraph_global_info): Replace insns by time ans size fields.
7371 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7372 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7373 (ipcp_update_callgraph): Do not touch function bodies.
7374 * ipa-inline.c: Include except.h
7375 (MAX_TIME): New constant.
7376 (overall_insns): Remove
7377 (overall_size, max_benefit): New static variables.
7378 (cgraph_estimate_time_after_inlining): New function.
7379 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7380 (cgraph_clone_inlined_nodes): Update size.
7381 (cgraph_mark_inline_edge): Update size.
7382 (cgraph_estimate_growth): Use size info.
7383 (cgraph_check_inline_limits): Check size.
7384 (cgraph_default_inline_p): Likewise.
7385 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7386 (cgraph_decide_recursive_inlining): Check size.
7387 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7389 (cgraph_decide_inlining): Likewise.
7390 (cgraph_decide_inlining_incrementally): Likewise; honor
7391 PARAM_EARLY_INLINING_INSNS.
7392 (likely_eliminated_by_inlining_p): New predicate.
7393 (estimate_function_body_sizes): New function.
7394 (compute_inline_parameters): Use it.
7395 * except.c (must_not_throw_labels): New function.
7396 * except.h (must_not_throw_labels): Declare.
7397 * tree-inline.c (init_inline_once): Kill inlining_weigths
7398 * tree-ssa-structalias.c: Avoid uninitialized warning.
7399 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7400 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7401 (PARAM_INLINE_CALL_COST): Remove.
7402 (PARAM_EARLY_INLINING_INSNS): New.
7404 2009-05-15 Richard Guenther <rguenther@suse.de>
7406 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
7407 not TODO_update_ssa.
7409 2009-05-15 Richard Guenther <rguenther@suse.de>
7411 PR tree-optimization/39999
7412 * gimple.h (gimple_expr_type): Use the expression type looking
7413 through useless conversions.
7414 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
7415 (vn_nary_op_insert_stmt): Likewise.
7416 (simplify_binary_expression): Likewise.
7418 2009-05-15 Richard Guenther <rguenther@suse.de>
7420 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7421 New options, enabled by default.
7422 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7424 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
7425 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
7426 * tree-ssa-structalias.c (gate_tree_pta): New function.
7427 (pass_build_alias): Use it.
7429 2009-05-15 Joseph Myers <joseph@codesourcery.com>
7431 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
7432 recurse on an invariant address if a conversion from a pointer
7433 type to a wider integer type is involved.
7435 2009-05-15 Jan Hubicka <jh@suse.cz>
7437 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7438 * cgraph.h (struct inline_summary): New filed self_wize,
7439 size_inlining_benefit, self_time and time_inlining_benefit.
7440 (struct cgraph_global_info): Replace insns by time ans size fields.
7441 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7442 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7443 (ipcp_update_callgraph): Do not touch function bodies.
7444 * ipa-inline.c: Include except.h
7445 (MAX_TIME): New constant.
7446 (overall_insns): Remove
7447 (overall_size, max_benefit): New static variables.
7448 (cgraph_estimate_time_after_inlining): New function.
7449 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7450 (cgraph_clone_inlined_nodes): Update size.
7451 (cgraph_mark_inline_edge): Update size.
7452 (cgraph_estimate_growth): Use size info.
7453 (cgraph_check_inline_limits): Check size.
7454 (cgraph_default_inline_p): Likewise.
7455 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7456 (cgraph_decide_recursive_inlining): Check size.
7457 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7459 (cgraph_decide_inlining): Likewise.
7460 (cgraph_decide_inlining_incrementally): Likewise; honor
7461 PARAM_EARLY_INLINING_INSNS.
7462 (likely_eliminated_by_inlining_p): New predicate.
7463 (estimate_function_body_sizes): New function.
7464 (compute_inline_parameters): Use it.
7465 * except.c (must_not_throw_labels): New function.
7466 * except.h (must_not_throw_labels): Declare.
7467 * tree-inline.c (init_inline_once): Kill inlining_weigths
7468 * tree-ssa-structalias.c: Avoid uninitialized warning.
7469 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7470 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7471 (PARAM_INLINE_CALL_COST): Remove.
7472 (PARAM_EARLY_INLINING_INSNS): New.
7473 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
7474 (inline-call-cost): Remove.
7475 (early-inlining-insns): New.
7477 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
7479 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
7481 (print_int_cst_bounds_in_octal_p): Likewise.
7482 (dbxout_type): Adjust calls to above functions. Be prepared to deal
7484 * dwarf2out.c (base_type_die): Likewise.
7485 (is_subrange_type): Delete.
7486 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
7487 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
7488 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
7489 if the destination type is boolean.
7490 (build_range_check): Do not special-case subtypes.
7491 (fold_sign_changed_comparison): Likewise.
7492 (fold_unary): Likewise.
7493 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
7494 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
7495 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
7496 * tree.c (subrange_type_for_debug_p): New predicate based on the
7497 former is_subrange_type.
7498 * tree.h (subrange_type_for_debug_p): Declare.
7499 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
7500 (convert_affine_scev): Remove call to above function.
7501 (chrec_convert_aggressive): Likewise.
7502 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
7503 false for conversions involving subtypes.
7504 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
7505 (vrp_val_min): Likewise.
7506 (needs_overflow_infinity): Likewise.
7507 (extract_range_from_unary_expr): Likewise.
7509 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
7511 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7512 * config/frv/frv.c: Likewise.
7513 * config/s390/s390.c: Likewise.
7514 * config/sparc/sparc.h: Likewise.
7515 * config/i386/i386.h: Likewise.
7516 * config/i386/i386.c: Likewise.
7517 * config/crx/crx.c: Likewise.
7518 * config/m68hc11/m68hc11.h: Likewise.
7519 * config/iq2000/iq2000.c: Likewise.
7520 * config/mn10300/mn10300.h: Likewise.
7521 * config/mn10300/mn10300.c: Likewise.
7522 * config/m68k/m68k.c: Likewise.
7523 * config/rs6000/rs6000.c: Likewise.
7524 * config/rs6000/xcoff.h: Likewise.
7525 * config/rs6000/linux64.h: Likewise.
7526 * config/rs6000/sysv4.h: Likewise.
7527 * config/score/score3.c: Likewise.
7528 * config/score/score7.c: Likewise.
7529 * config/score/score.c: Likewise.
7530 * config/arm/arm.md: Likewise.
7531 * config/mips/mips.c: Likewise.
7532 * config/mips/mips.md: Likewise.
7533 * config/bfin/bfin.h: Likewise.
7534 * config/pa/pa.c: Likewise.
7535 * config/pa/constraints.md: Likewise.
7537 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
7538 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
7539 * config/pdp11/pdp11.h: Use memory_address_p instead.
7541 2009-05-14 Ian Lance Taylor <iant@google.com>
7543 * passes.c (finish_optimization_passes): Change i to int.
7544 * plugin.c (plugins_active_p): Change event to int.
7545 (dump_active_plugins): Likewise.
7546 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
7548 * tree.c (tree_range_check_failed): Change c to unsigned int.
7549 (omp_clause_range_check_failed): Likewise.
7550 (build_common_builtin_nodes): Change mode to int. Add cast.
7551 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
7552 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
7554 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
7555 ++ or -- with a variable of enum type.
7557 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7560 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
7562 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7564 * store-motion.c: Do not include params.h
7565 * Makefile.in: Fix dependencies for various files.
7567 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7569 * auto-inc-dec.c: Fix pass description, remove apparent
7570 accidental duplication.
7572 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
7575 * ipa-utils.h (memory_identifier_string): Moved to ...
7576 * tree.h (memory_identifier_string): Here. Add GTY(()).
7578 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7580 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
7581 in the former documentation of...
7582 (GO_IF_LEGITIMATE_ADDRESS): ... this.
7583 * ira-conflicts.c (get_dup_num): Use address_operand.
7584 * targhooks.c (default_legitimate_address_p): New.
7585 * targhooks.h (default_legitimate_address_p): New.
7586 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
7588 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
7589 * target.h (struct target): Add legitimate_address_p.
7590 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
7591 (TARGET_INITIALIZER): Include it.
7593 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7594 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
7595 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
7596 (TARGET_LEGITIMATE_ADDRESS_P): New.
7598 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7599 (REG_OK_STRICT_P): Delete.
7600 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
7601 (frv_legitimate_address_p_1): ... this.
7602 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
7603 (frv_legitimate_address_p_1): ... the renamed old
7604 frv_legitimate_address_p.
7605 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
7606 (TARGET_LEGITIMATE_ADDRESS_P): New.
7608 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7609 * config/s390/s390-protos.h (legitimate_address_p): Remove.
7610 * config/s390/s390.c (legitimate_address_p): Rename to...
7611 (s390_legitimate_address_p): ... this, make static.
7612 (legitimize_address): Adjust call.
7613 (TARGET_LEGITIMATE_ADDRESS_P): New.
7614 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
7616 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7617 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
7618 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
7619 (TARGET_LEGITIMATE_ADDRESS_P): New.
7621 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7622 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
7623 * config/spu/spu.c (spu_legitimate_address): Rename to...
7624 (spu_legitimate_address_p): ... this, make static.
7625 (TARGET_LEGITIMATE_ADDRESS_P): New.
7627 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7628 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
7629 * config/sparc/sparc.c (legitimate_address_p): Rename to...
7630 (sparc_legitimate_address_p): ... this, make static and return bool.
7631 (legitimize_address): Adjust call.
7632 (TARGET_LEGITIMATE_ADDRESS_P): New.
7634 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7635 * config/i386/i386-protos.h (legitimate_address_p): Remove.
7636 * config/i386/i386.c (legitimate_address_p): Rename to...
7637 (ix86_legitimate_address_p): ... this, make static.
7638 (constant_address_p): Move after it, adjust call.
7639 (TARGET_LEGITIMATE_ADDRESS_P): New.
7641 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7642 * config/avr/avr-protos.h (legitimate_address_p): Remove.
7643 * config/avr/avr.c (legitimate_address_p): Rename to...
7644 (avr_legitimate_address_p): ... this, make static.
7645 (legitimize_address): Adjust call.
7646 (TARGET_LEGITIMATE_ADDRESS_P): New.
7648 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7649 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
7650 * config/crx/crx.c (crx_legitimate_address_p): Make static.
7651 (TARGET_LEGITIMATE_ADDRESS_P): New.
7653 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7654 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
7655 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
7656 (TARGET_LEGITIMATE_ADDRESS_P): New.
7658 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7659 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
7661 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
7663 (TARGET_LEGITIMATE_ADDRESS_P): New.
7665 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7666 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
7668 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
7670 (m68hc11_legitimate_address_p): ... this, make static.
7671 (go_if_legitimate_address_internal): Rename to...
7672 (m68hc11_legitimate_address_p_1): ... this.
7673 (legitimize_address): Adjust call.
7674 (TARGET_LEGITIMATE_ADDRESS_P): New.
7676 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7677 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
7678 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
7679 (TARGET_LEGITIMATE_ADDRESS_P): New.
7681 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7682 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
7683 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
7684 (mn10300_legitimate_address_p): ... this, make static.
7685 (TARGET_LEGITIMATE_ADDRESS_P): New.
7687 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7688 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
7689 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
7690 (TARGET_LEGITIMATE_ADDRESS_P): New.
7692 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7693 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
7694 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
7695 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7696 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
7697 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
7698 (rs6000_legitimate_address_p): ... this, make static.
7699 (TARGET_LEGITIMATE_ADDRESS_P): New.
7700 (REG_MODE_OK_FOR_BASE_P): Delete.
7701 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
7703 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7704 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
7706 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
7707 static, adjust types.
7708 (TARGET_LEGITIMATE_ADDRESS_P): New.
7710 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7711 * config/score/score.c (score_address_p): Rename to...
7712 (score_legitimate_address_p): ... this.
7713 (TARGET_LEGITIMATE_ADDRESS_P): New.
7714 * config/score/score3.c (score3_address_p): Rename to...
7715 (score3_legitimate_address_p): ... this.
7716 * config/score/score7.c (score7_address_p): Rename to...
7717 (score7_legitimate_address_p): ... this.
7719 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
7720 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
7721 GO_IF_LEGITIMATE_ADDRESS): Delete.
7722 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
7723 thumb2_legitimate_address_p): Delete.
7724 (arm_legitimate_address_p): Rename to...
7725 (arm_legitimate_address_outer_p): ... this.
7726 * config/arm/constraints.md ("Uq"): Adjust call.
7727 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
7728 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
7730 (arm_legitimate_address_outer_p): ... this.
7731 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
7733 (TARGET_LEGITIMATE_ADDRESS_P): New.
7735 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7736 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
7737 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
7738 (TARGET_LEGITIMATE_ADDRESS_P): New.
7740 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7741 * config/vax/vax-protos.h (legitimate_address_p): Remove.
7742 * config/vax/vax.c (legitimate_address_p): Rename to...
7743 (vax_legitimate_address_p): ... this, make static.
7744 (TARGET_LEGITIMATE_ADDRESS_P): New.
7746 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7747 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
7748 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
7749 (TARGET_LEGITIMATE_ADDRESS_P): New.
7751 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7752 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
7753 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
7754 (mmix_legitimate_address_p): ... this, make static.
7755 (TARGET_LEGITIMATE_ADDRESS_P): New.
7757 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7758 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
7759 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
7760 (TARGET_LEGITIMATE_ADDRESS_P): New.
7762 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7764 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
7765 of MODE_COMPLEX_INT.
7767 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7769 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
7770 LCT_NORMAL in function call.
7771 * mips-tdump.c (print_file_desc): Add cast to enum type.
7772 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
7773 (mark_stabs): Add casts to enum types.
7774 (parse_stabs_common): Add casts to enum types.
7776 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7778 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
7779 Check for invalid values of LETTER.
7781 2009-05-13 Taras Glek <tglek@mozilla.com>
7783 * attribs.c (register_attribute): moved out attribute registration
7784 into register_attribute.
7785 * doc/plugins.texi: Documented register_attribute and
7787 * gcc-plugin.h: Added forward decl for register_attribute.
7788 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
7789 * plugin.c (register_callback, invoke_plugin_callbacks): Added
7790 PLUGIN_ATTRIBUTES boilerplate.
7792 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
7794 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
7795 values even in sentinel and empty entries.
7796 (ms_printf_flag_specs): Likewise.
7797 (ms_scanf_flag_specs): Likewise.
7798 (ms_strftime_flag_specs): Likewise.
7799 (ms_print_char_table): Likewise.
7800 (ms_scan_char_table): Likewise.
7801 (ms_time_char_table): Likewise.
7803 2009-05-13 Doug Kwan <dougkwan@google.com>
7805 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
7807 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7809 * config/mips/mips.md (store): Add attributes for QI and HI.
7811 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
7812 (truncdi<mode>2): ... this new pattern.
7814 2009-05-13 Brad Hards <bradh@kde.org>
7816 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
7818 2009-05-14 Jakub Jelinek <jakub@redhat.com>
7819 Ben Elliston <bje@au.ibm.com>
7822 * dse.c (check_mem_read_rtx): Guard against width == -1.
7824 2009-05-13 Michael Matz <matz@suse.de>
7827 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
7828 (trivially_conflicts_p): New function.
7829 (insert_backedge_copies): Use it.
7831 2009-05-13 Janis Johnson <janis187@us.ibm.com>
7833 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
7834 (handle_stdc_pragma): Use new enum constant names.
7835 (handle_pragma_float_const_decimal64): Ditto.
7837 2009-05-13 Ian Lance Taylor <iant@google.com>
7839 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
7842 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
7844 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
7845 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
7847 * config/m68k/m68k.h (FL_UCLINUX): Define.
7849 2009-05-13 Jan Hubicka <jh@suse.cz>
7851 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
7853 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7855 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
7856 unless -fschedule-insns is specified.
7858 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7861 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
7862 TARGET_EXPAND_CBRANCHDI4.
7863 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
7864 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
7865 (cmpeqdi): Fix comment.
7867 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7869 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
7870 (sh_legitimate_address_p): Likewise.
7871 * config/sh/sh.c (sh_legitimate_index_p): New.
7872 (sh_legitimate_address_p): Likewise.
7873 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
7874 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
7875 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
7876 (MAYBE_BASE_REGISTER_RTX_P): New macro.
7877 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
7878 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
7879 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
7880 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
7881 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
7883 2009-05-12 Jan Hubicka <jh@suse.cz>
7885 * tree-inline.c (estimate_operator_cost): Add operands;
7886 when division happens by constant, it is cheap.
7887 (estimate_num_insns): Loads and stores are not having cost of 0;
7888 EH magic stuff is cheap; when computing runtime cost of switch,
7889 use log2 base of amount of its cases; builtin_expect has cost of 0;
7890 compute cost for moving return value of call.
7891 (init_inline_once): Initialize time_based flags.
7892 * tree-inline.h (eni_weights_d): Add time_based flag.
7894 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7896 * df-core.c: Update head documentation.
7898 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7901 * rs6000.c (rs6000_generate_compare): Use op1b instead of
7902 shadowing exisiting variable op1.
7904 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
7907 * config/i386/driver-i386.c (processor_signatures): New enum.
7908 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
7909 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
7910 processor signature to detect geode processor.
7912 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7916 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7918 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7919 causes spurious differences between trunk and cond-optab branch.
7921 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7923 * dojump.c (compare_from_rtx): Delete.
7924 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
7925 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
7926 if the comparison does not satisfy the predicate; test predicates for
7927 operands 2 and 3 of a cstore pattern. Don't try cstore optab
7928 further if one existing pattern fails.
7929 * expr.h (compare_from_rtx): Delete.
7930 (prepare_operand): Declare it.
7931 * optabs.c: Change "lib call" to "libcall" throughout.
7932 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
7933 HAVE_conditional_trap, emit_cmp_insn): Delete.
7934 (can_compare_p): Delete cmp_optab case.
7935 (prepare_float_lib_cmp): Return an rtx and a machine mode.
7936 Accept other parameters by value.
7937 (prepare_operand): Make non-static.
7938 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
7939 other parameters by value. Try to widen operands here based on
7940 an optab_methods argument and looking at cbranch_optab.
7941 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
7942 loop. Use cbranch_optab directly.
7943 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
7944 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
7946 (emit_conditional_move, emit_conditional_add): Inline what's needed
7947 of compare_from_rtx, using new prepare_cmp_insn for the rest.
7948 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
7949 with COMPARE. Move cmov_optab and cstore_optab above
7950 with cbranch_optab, move cmp_optab down with ucmp_optab,
7951 remove tst_otpab. Do not initialize trap_rtx.
7952 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
7953 for trap code. Do not check HAVE_conditional_trap. Use
7954 prepare_cmp_insn. Accept no predicate for operand 3.
7955 * optabs.h (OTI_cmp): Mark as used only for libcalls.
7956 (OTI_ctrap, ctrap_optab): New.
7957 (tst_optab): Delete.
7958 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
7959 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
7960 with lookup of ctrap_optab.
7961 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
7965 * combine.c (combine_simplify_rtx, simplify_set): Do not
7966 special case comparing against zero for cc0 machines.
7967 * simplify-rtx.c (simplify_binary_operation_1): Never remove
7968 COMPARE on cc0 machines.
7969 (simplify_relational_operation): Return a new expression when
7970 a COMPARE could be removed.
7971 * final.c (final_scan_insn): Compare cc_status values
7972 against LHS of a (compare FOO (const_int 0)) cc0 source.
7973 Also check if cc_status.value is the full compare.
7975 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
7976 (cstoreMM4): Document.
7977 (conditional_trap): Document ctrapMM4 instead.
7978 (sync_compare_and_swapMM): Refer to cbranchcc4.
7979 (Dependent Patterns): Eliminate obsolete information referring to
7980 the old jump optimization phase.
7981 (Canonicalization): Include cbranchcc4 case, omit canonicalization
7982 of compares with 0 on cc0 machines.
7983 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
7984 avoiding references to cc0. Remove text about storing operands
7986 * doc/tm.texi (Condition Codes): Include blurb on different
7987 condition code representations, separate into subsections for
7988 CC0, MODE_CC and conditional execution.
7990 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
7991 alpha_emit_setcc): Accept operands and a machine mode.
7992 * config/alpha/alpha.c (alpha_emit_conditional_branch):
7993 Get code/op0/op1 from operands, use machine mode argument
7994 instead of alpha_compare.fp_p. Emit the branch here.
7995 (alpha_emit_setcc): Likewise, and return boolean.
7996 (alpha_emit_conditional_move): Likewise. Assert that
7997 cmp_op_mode == cmp_mode, and simplify accordingly.
7998 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
7999 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
8000 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
8002 (stack probe test): Use cbranchdi4.
8003 * config/alpha/predicates.md (alpha_cbranch_operator): New.
8005 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
8006 * config/arc/arc.h (movsicc, movsfcc): Use it.
8007 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
8008 (cbranchsi4, cstoresi4): New.
8009 (cmpsi, bCC and sCC expanders): Remove.
8011 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
8012 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
8013 * config/arm/predicates.md (arm_comparison_operator): Only include
8014 floating-point operators if there is a hardware floating-point unit.
8015 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
8016 deferring to cbranch_cc and cstore_cc respectively.
8017 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
8018 cbranch_cc, cstore_cc): New.
8019 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
8021 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
8023 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
8024 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
8026 (adjust_insn_length): Adjust calls.
8027 (avr_reorg): Handle (compare (foo) (const_int 0)).
8028 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
8029 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
8030 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
8031 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
8033 (cbranchqi4, cbranchhi4, cbranchsi4): New.
8034 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
8036 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
8037 (cbranchsi4, cstorebi4, cstoresi4): New.
8038 (movbisi): This insn is duplicate, split it to zero_extend.
8039 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
8040 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
8041 (bfin_optimize_loop): Use cbranch expander.
8042 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
8043 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
8044 (bfin_bimode_comparison_operator): ... this.
8045 (bfin_direct_comparison_operator): New.
8047 * config/cris/cris.c (cris_normal_notice_update_cc): Look
8048 inside (compare FOO (const_int 0)).
8049 (cris_rtx_costs): Handle ZERO_EXTRACT.
8050 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
8051 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
8052 (*tstdi_v32): Delete.
8053 (*cmpdi_non_v32): Add M alternative for operand 1.
8054 (cmpsi, cmp<mode>): Make private.
8055 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
8057 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
8059 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
8060 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
8061 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
8062 (cc_reg_operand): New.
8064 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
8065 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
8066 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
8067 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
8068 crx_expand_scond): Delete.
8070 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
8072 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
8073 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
8075 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
8076 cstoresi4, cstoresf4, cstoredf4): New.
8077 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
8078 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8079 Receive the entire operands array.
8080 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
8081 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
8082 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8083 Get test/op0/op1 from the operands array.
8084 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
8086 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
8087 (h8300_expand_store): New.
8088 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
8090 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
8091 (h8300_expand_store): New.
8092 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
8093 or do not try to produce (set (cc0) REG).
8094 (peepholes): Wrap arguments with COMPARE. Add a peephole to
8095 change a compare into a move to a scratch register. Disable some
8096 peepholes when comparing with zero.
8097 (tstsi, tsthi, tstsi, cmpqi): Make private.
8100 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
8103 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
8104 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
8105 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
8106 (ix86_emit_i387_log1p): Use cbranchxf2.
8107 (ix86_expand_setcc): Return void.
8108 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
8109 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
8110 cmp<MODEF>, cmpcc): Remove.
8111 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
8112 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
8113 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
8114 (sCC and bCC expanders): Remove.
8115 (stack_protect_test): Use cbranchcc4.
8117 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
8119 (ia64_expand_compare): Accept three rtx by reference and return void.
8120 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
8121 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
8122 from *expr. Update *expr with the BImode comparison to do.
8123 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
8124 cmptf, bCC, sCC, conditional_trap): Delete.
8125 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
8126 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
8127 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
8128 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
8129 * config/ia64/predicates.md (ia64_cbranch_operator): New.
8131 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
8132 type of last argument.
8133 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
8134 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
8135 use machine mode argument instead of branch_type. Remove dead
8136 code for floating-point comparisons.
8137 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
8138 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
8140 (cbranchsi4, cstoresi4): New.
8141 * config/iq2000/predicates.md (reg_or_const_operand): New.
8143 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
8144 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
8145 (b<code>_op): Rewrite to...
8146 (bcc_op): ... this, using match_operator.
8147 (s<code>_op): Rewrite to...
8148 (scc_op): ... this, using match_operator.
8149 (s<code>_24_op): Rewrite to...
8150 (scc_op_24): ... this, using match_operator.
8151 (s<code>_<mode>): Rewrite to...
8152 (cstore<mode>4): ... this, using match_operator.
8153 (s<code>_<mode>_24): Rewrite to...
8154 (cstore<mode>4_24): ... this, using match_operator.
8155 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
8156 m32c_unpend_compare, m32c_expand_scc): Delete.
8157 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
8158 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
8159 (m32c_expand_movcc): Change NE to EQ if necessary.
8160 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
8162 * config/m32r/m32r-protos.h (gen_cond_store): New.
8163 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
8164 (gen_cond_store): New, from sCC patterns.
8165 (m32r_expand_block_move): Use cbranchsi4.
8166 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
8167 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
8168 (cbranchsi4, cstoresi4): New.
8170 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
8172 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
8173 (m68hc11_notice_update_cc): Look into a compare with 0.
8174 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
8176 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
8177 cmphi, cmpqi, bCC): Delete.
8178 (cbranchsi4, cbranchhi4, cbranchqi4): New.
8179 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
8180 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
8183 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
8184 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
8185 * config/m68k/constraints.md (H): New.
8186 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
8187 the define_insn below.
8188 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
8189 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
8190 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
8191 patterns): Wrap RHS with COMPARE.
8192 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
8193 (*cmpdi_internal): Name this pattern.
8194 (cmpdi): Change to define_insn.
8195 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
8196 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
8197 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
8199 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
8200 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
8201 (conditional_trap): Change to...
8202 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
8203 (*conditional_trap): Use the ordered_comparison_operator and
8204 const1_operand predicates.
8205 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
8206 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
8207 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
8208 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
8210 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
8211 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
8212 (mcore_gen_compare): New.
8213 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
8214 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
8215 (mcore_gen_compare): ... this.
8216 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
8217 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
8218 (stack probe pattern): Use cbranchsi4.
8220 * config/mips/predicates.md (mips_cstore_operator): New.
8221 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
8222 * config/mips/mips.md (any_cond): Delete.
8223 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
8225 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
8226 fixuns_truncsfdi2): Use cbranch patterns.
8227 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
8228 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
8229 Adjust call to mips_expand_conditional_branch.
8230 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
8232 * config/mips/mips-protos.h (mips_expand_conditional_branch,
8233 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
8234 * config/mips/mips.c (cmp_operands): Delete.
8235 (mips_emit_compare): Get comparison operands from *op0/*op1.
8236 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
8237 that it succeeds. Use op0/op1 instead of cmp_operands.
8238 (mips_expand_conditional_branch, mips_expand_conditional_move,
8239 mips_expand_conditional_trap): Likewise.
8240 (mips_block_move_loop): Use cbranch patterns.
8241 * config/mips/mips.h (cmp_operands): Delete.
8243 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
8244 (mmix_gen_compare_reg): Just return a register in the right CC mode.
8245 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
8246 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
8247 (*cmpcc_folded): Rename to...
8248 (*cmpdi_folded): this.
8249 (*cmpcc): Rename to...
8251 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
8254 (cbranchdf4): New. Handle invalid comparisons here.
8255 * config/mmix/predicates.md (float_comparison_operator): New.
8257 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
8258 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
8259 * config/mn10300/mn10300.md (tst): Delete.
8260 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
8261 Name these patterns and wrap RHS in a compare.
8262 (*cmpsi): Make this pattern private. Include tst.
8263 (*cmpsf): Make this pattern private.
8264 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
8265 (compare with zero peepholes): Likewise.
8267 (cbranchsi4, cbranchsf4): New.
8268 (casesi): Use cbranchsi4.
8270 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
8271 hppa_branch_type): Delete.
8272 (return_addr_rtx): Use cbranchsi4.
8273 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
8274 Emit CCFPmode comparison here.
8275 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
8276 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
8277 hppa_branch_type): Delete.
8278 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
8279 (movsicc, movdicc): Remove references to hppa_compare_op0,
8280 hppa_compare_op1 and compare_from_rtx.
8281 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
8282 (casesi): Use cbranchsi4.
8284 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
8285 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
8286 * config/pdp11/pdp11.md (register_or_const0_operand): New.
8287 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
8288 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
8290 (cbranchdf4, cbranchhi4, cbranchqi4): New.
8291 (*branch, *branch_inverted): New.
8293 * config/picochip/picochip.md (cbranchhi4): Use
8294 ordered_comparison_operator.
8295 (cmphi, bCC): Remove.
8297 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
8298 (trap_comparison_operator): Delete.
8299 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
8300 rs6000_emit_cbranch): Accept mode and operands.
8301 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
8302 rs6000_compare_fp_p): Delete.
8303 (rs6000_generate_compare): Accept mode and comparison. Extract code
8304 and op0/op1 from there. Replace references to rs6000_compare_op0
8305 and rs6000_compare_op1.
8306 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
8307 extract result from passed operands.
8308 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
8309 extract loc from passed operands.
8310 (rs6000_emit_cmove): Likewise.
8311 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
8312 rs6000_compare_fp_p): Delete.
8313 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
8314 (cbranch<GPR>4, cbranch<FP>4): New.
8315 (cstore<mode>4): New. Consolidate here all choices about when to use
8316 portable or specialized sCC sequences.
8317 (stack_protect_test): Use cbranchsi4.
8318 (conditional_trap): Replace with ctrap<GPR>4.
8319 (conditional trap insn): Replace trap_comparison_operator with
8320 ordered_comparison_operator.
8322 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
8323 (s390_emit_prologue): Use ctrap.
8324 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
8325 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
8326 New predicates replacing...
8327 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
8328 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
8329 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
8330 (add<mode>cc): Do not use s390_compare_op0/op1.
8331 (s<code>): Change to...
8332 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
8334 (cstorecc4): ... this. Handle EQ or NE equally.
8335 (*sne): Un-privatize for use in cstorecc4.
8336 (b<code>): Change to...
8337 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
8338 (conditional_trap): Replace with...
8339 (ctrap<GPR>4, ctrap<FP>4): ... these.
8340 (stack_protect): Use cbranchcc4.
8342 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
8343 * config/score/score-protos.h (score_gen_cmp): Delete.
8344 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
8345 (score_block_move-loop): Use cbranchsi4.
8346 * config/score/score.md (cbranchsi4): New.
8347 (cmpsi, bCC): Delete.
8348 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
8349 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8350 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
8351 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8352 * config/score/score3.h (score3_gen_cmp): Delete.
8353 * config/score/score7.h (score7_gen_cmp): Delete.
8355 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
8356 (sh_emit_scc_to_t): ... this. Return void.
8357 (from_compare): Rename to...
8358 (sh_emit_compare_and_branch): ... this.
8359 (sh_emit_compare_and_set): New.
8360 (sh_expand_t_scc): Accept operands.
8361 * config/sh/predicates.md (sh_float_comparison_operator): New.
8362 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
8363 (prepare_scc_operands): Rename to...
8364 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
8366 (sh_emit_cheap_store_flag): New.
8367 (sh_emit_set_t_insn): New.
8368 (from_compare): Rename to...
8369 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
8370 handling of TARGET_SH2E floating point to avoid recursive call.
8371 Generate branch here.
8372 (sh_emit_compare_and_set): New.
8373 (sh_expand_t_scc): Get op0/op1 from arguments.
8374 (sh_emit_cheap_store_flag): New.
8375 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
8377 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
8378 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
8379 (movsicc, movdicc): Do nothing when it recreated operands from
8380 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
8381 prepare_scc_operands (now sh_emit_scc_to_t).
8382 (udivdi3): Use cstoresi4.
8383 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
8384 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
8385 (cbranchint4_media, cbranchfp4_media): New.
8386 (casesi): Use cbranchdi4.
8387 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
8389 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
8390 (movnegt): Remove second operand.
8391 (cbranchsf4, cbranchdf4): New.
8392 (stack_protect): Use cbranchdi4/cbranchsi4.
8394 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
8395 (gen_compare_reg): Accept comparison, extract part of it to...
8396 (gen_compare_reg_1): ... this.
8397 (gen_compare_operator): Delete.
8398 (gen_v9_scc): Accept separate destination, comparison code and arms.
8399 Do not use sparc_compare_op0/sparc_compare_op1.
8400 (emit_scc_insn, emit_conditional_branch_insn): New.
8401 (emit_v9_brxx): Make static. Remove useless assertion.
8402 (sparc_emit_float_lib_cmp): Return RTL instead of calling
8404 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
8405 * config/sparc/sparc-protos.h (gen_compare_reg,
8406 sparc_emit_float_lib_cmp): Adjust prototype.
8407 (emit_scc_insn, emit_conditional_branch_insn): New.
8408 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
8409 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
8410 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
8411 iterators to the top.
8412 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
8413 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
8414 snedi_special_trunc): Delete.
8415 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
8416 and snedi_special_trunc.
8417 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
8418 cbranchdi4, cbranch<F:mode>4): New.
8419 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
8420 here. Use gen_compare_reg instead of gen_compare_operator.
8421 (conditional_trap): Replace with...
8422 (ctrapsi4, ctrapdi4): ... this.
8423 (stack_protect_test): Use cbranchcc4.
8425 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
8427 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
8428 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
8429 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
8430 from operands[0] or operands[3] depending on is_set.
8431 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
8432 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
8433 cmpdf, bCC), sCC: Remove.
8434 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
8435 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
8437 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
8438 spu_emit_branch_or_set.
8440 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
8442 * config/stormy16/stormy16.h (xstormy16_compare_op0,
8443 xstormy16_compare_op1): Delete.
8444 * config/stormy16/stormy16.c (xstormy16_compare_op0,
8445 xstormy16_compare_op1): Delete.
8446 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
8448 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
8449 (cmphi, cmpsi, bCC): Remove.
8451 * config/v850/v850.md (tstsi, cmpsi): Fold into...
8452 (*cmpsi): ... this one.
8453 (cbranchsi4, cstoresi4): New.
8454 (bCC expanders): Delete.
8455 (sCC insns): Fold into...
8456 (*setcc): ... this one.
8457 (casesi): Do not use gen_cmpsi and gen_bgtu.
8458 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
8459 (movsicc): Simplify.
8460 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
8462 * config/vax/vax-protos.h (cond_name): New.
8463 (vax_output_conditional_branch): Remove.
8464 * config/vax/vax.c (cond_name): New.
8465 (vax_output_conditional_branch): Remove.
8466 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
8467 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
8468 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
8469 (bit<VAXint>): Wrap source with (compare).
8470 (b<code> and following unnamed pattern): Rename to *branch and
8471 *branch_reversed. Change macroization to match_operator.
8472 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
8474 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
8475 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
8476 Change last argument to machine_mode.
8477 (xtensa_expand_scc): Add machine_mode argument.
8478 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
8479 (gen_conditional_move, xtensa_expand_conditional_branch,
8480 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
8481 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
8482 Adjust operand numbers.
8483 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
8485 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
8486 (cmpsi, cmpsf, b<code>, s<code>): Delete.
8487 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
8489 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8491 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8492 causes spurious differences between trunk and cond-optab branch.
8494 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8497 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
8499 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8501 * tree.c (iterative_hash_pointer): Delete.
8502 (iterative_hash_expr): Short-circuit handling of NULL pointer.
8503 Hash UIDs and versions of SSA names. Don't special-case built-in
8504 function declarations.
8506 2009-05-11 Ian Lance Taylor <iant@google.com>
8509 * graphite.c: Force -Wc++-compat to only be a warning before
8510 #including "cloog/cloog.h".
8512 2009-05-11 Martin Jambor <mjambor@suse.cz>
8514 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
8516 2009-05-11 Jan Hubicka <jh@suse.cz>
8518 * tree-ssa-loop-ivcanon.c: Include target.h
8519 (struct loop_size): new structure.
8520 (constant_after_peeling): New predicate.
8521 (tree_estimate_loop_size): New function.
8522 (estimated_unrolled_size): Rewrite for new estimates.
8523 (try_unroll_loop_completely): Use new estimates.
8524 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
8526 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8528 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
8529 libcpp interface change.
8530 (spu_macro_to_expand): Likewise.
8532 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
8534 PR tree-optimization/40026
8535 * gimplify.c (gimplify_init_constructor): Change initial conditional
8536 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
8537 optimize_compound_literals_in_ctor.
8539 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
8541 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
8543 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
8545 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
8547 * tree-vect-data-refs.c (vect_analyze_group_access): Use
8548 HOST_WIDE_INT for gap.
8550 2009-05-11 Ira Rosen <irar@il.ibm.com>
8552 PR tree-optimization/40074
8553 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
8554 account in group size and step comparison.
8556 2009-05-11 Richard Guenther <rguenther@suse.de>
8558 * passes.c (init_optimization_passes): Strip now incorrect comment.
8559 (execute_function_todo): Do not set PROP_alias.
8560 * tree-pass.h (PROP_alias): Remove.
8561 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
8562 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
8563 * tree-nrv.c (pass_return_slot): Likewise.
8564 * tree-object-size.c (pass_object_sizes): Likewise.
8565 * tree-ssa-dom.c (pass_dominator): Likewise.
8566 (pass_phi_only_cprop): Likewise.
8567 * tree-ssa-dse.c (pass_dse): Likewise.
8568 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
8569 (pass_cselim): Likewise.
8570 * tree-ssa-pre.c (pass_pre): Likewise.
8571 (pass_fre): Likewise.
8572 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
8573 * tree-ssa-sink.c (pass_sink_code): Likewise.
8574 * tree-stdarg.c (pass_stdarg): Likewise.
8575 * tree-tailcall.c (pass_tail_calls): Likewise.
8576 * tree-vrp.c (pass_vrp): Likewise.
8578 2009-05-10 Ian Lance Taylor <iant@google.com>
8580 * basic-block.h (enum profile_status): Break out of struct
8582 * cgraph.h (struct inline_summary): Break out of struct
8584 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
8585 of struct cgraph_order_sort.
8586 * combine.c (enum undo_kind): New enum, broken out of struct undo.
8587 * cse.c (struct branch_path): Break out of struct
8588 cse_basic_block_data.
8589 * except.h (enum eh_region_type): Break out of struct eh_region.
8590 * gcc.c (enum add_del): Break out of struct modify_target.
8591 * genrecog.c (enum decision_type): Break out of struct decision_test.
8592 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
8594 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
8595 * regmove.c (enum match_use): New enum, broken out of struct match.
8596 * sched-int.h (enum post_call_group): New enum, broken out of
8598 (struct deps_reg): Break out of struct deps.
8599 * target.h (struct asm_int_op): Break out of struct gcc_target.
8600 * tree-eh.c (struct goto_queue_node): Break out of struct
8602 * tree-inline.h (enum copy_body_cge_which): Break out of
8604 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
8606 * c-decl.c (in_struct, struct_types): New static variables.
8607 (pushtag): Add loc parameter. Change all callers.
8608 (lookup_tag): Add ploc parameter. Change all callers.
8609 (check_compound_literal_type): New function.
8610 (parser_xref_tag): Add loc parameter. Change all callers. If
8611 -Wc++-compat, warn about struct/union/enum types defined within a
8613 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
8614 and loc parameters. Change all callers. Change error calls to
8615 error_at, using loc. For a redefinition, if the location of the
8616 original definition is known, report it. Set in_struct and
8617 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
8618 (finish_struct): Add new parameters enclosing_in_struct and
8619 enclosing_struct_types. Change all callers. Set
8620 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
8621 in the struct. If in a struct, add this struct to struct_types.
8622 (start_enum): Add loc parameter. Change all callers. Use
8623 error_at for errors, using loc. For a redefinition, if the
8624 location of the original definition is known, report it. If in a
8625 struct, add this enum type to struct_types. If -Wc++-compat warn
8626 if in sizeof, typeof, or alignof.
8627 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
8628 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
8629 (c_parser_enum_specifier): Get enum location for start_enum.
8630 (c_parser_struct_or_union_specifier): Get struct location for
8631 start_struct. Save in_struct and struct_types status between
8632 start_struct and finish_struct.
8633 (c_parser_cast_expression): Get location of cast.
8634 (c_parser_alignof_expression): Get location of type.
8635 (c_parser_postfix_expression): Likewise.
8636 (c_parser_postfix_expression_after_paren_type): Add type_loc
8637 parameter. Change all callers. Call check_compound_literal_type.
8638 Use type_loc for error about variable size type.
8639 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
8640 of an enum constant from an enum type defined in a struct or union.
8641 (c_cast_expr): Add loc parameter. Change all callers. If
8642 -Wc++-compat, warn about defining a type in a cast.
8643 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
8644 (start_enum, start_struct, finish_struct): Update declarations.
8645 (parser_xref_tag, c_cast_expr): Update declarations.
8646 (check_compound_literal_type): Declare.
8648 2009-05-11 Ben Elliston <bje@au.ibm.com>
8650 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
8651 for recent libcpp interface change.
8652 (rs6000_macro_to_expand): Likewise.
8654 2009-05-10 Michael Matz <matz@suse.de>
8657 * config/arm/arm.c (require_pic_register): Emit on entry edge,
8658 not at entry of function.
8660 2009-05-10 Richard Guenther <rguenther@suse.de>
8662 PR tree-optimization/40081
8664 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8665 using the main variant of the element type. Do not fiddle with
8666 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8668 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
8669 structs with volatile fields.
8671 2009-05-10 Jan Hubicka <jh@suse.cz>
8673 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
8674 (estimate_move_cost): Assert that it does not get called for
8676 (estimate_num_insns): Skip VOID types in argument handling.
8677 (optimize_inline_calls): Delete unreachable blocks and verify that
8680 2009-05-10 Jan Hubicka <jh@suse.cz>
8682 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
8683 * cgraph.c (cgraph_mark_address_taken_node): New function.
8684 (dump_cgraph_node): Dump new flag.
8685 * cgraph.h (struct cgraph_node): Add address_taken.
8686 (cgraph_mark_address_taken_node): New function.
8687 * ipa.c (cgraph_postorder): Prioritize functions with address taken
8688 since new direct calls can be born.
8690 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8692 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
8695 2009-05-10 Jan Hubicka <jh@suse.cz>
8698 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
8700 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
8701 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
8702 * tree-inline.c (copy_bb): Set frequency correctly.
8703 (fold_marked_statements): Update call to
8704 cgraph_update_edges_for_call_stmt.
8706 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8708 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
8709 identifiers in diagnostics.
8710 * config/arm/arm.c (arm_handle_fndecl_attribute,
8711 arm_handle_isr_attribute): Likewise.
8712 * config/avr/avr.c (avr_handle_progmem_attribute,
8713 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
8714 * config/bfin/bfin.c (handle_int_attribute,
8715 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
8716 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
8717 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
8719 * config/darwin.c (darwin_handle_kext_attribute,
8720 darwin_handle_weak_import_attribute): Likewise.
8721 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
8722 h8300_handle_eightbit_data_attribute,
8723 h8300_handle_tiny_data_attribute): Likewise.
8724 * config/i386/i386.c (ix86_handle_cconv_attribute,
8725 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
8726 * config/i386/winnt.c (ix86_handle_shared_attribute,
8727 ix86_handle_selectany_attribute): Likewise.
8728 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
8729 * config/m32c/m32c.c (function_vector_handler): Likewise.
8730 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
8731 m68hc11_handle_fntype_attribute): Likewise.
8732 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
8733 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
8734 * config/mips/mips.c (mips_insert_attributes,
8735 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
8736 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
8737 rs6000_handle_struct_attribute): Likewise.
8738 * config/sh/sh.c (sh_insert_attributes,
8739 sh_handle_resbank_handler_attribute,
8740 sh_handle_interrupt_handler_attribute,
8741 sh2a_handle_function_vector_handler_attribute,
8742 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
8744 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
8745 * config/spu/spu.c (spu_handle_fndecl_attribute,
8746 spu_handle_vector_attribute): Likewise.
8747 * config/stormy16/stormy16.c
8748 (xstormy16_handle_interrupt_attribute): Likewise.
8749 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
8750 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
8752 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8754 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
8755 (pp_translate_identifiers): New.
8756 (pp_identifier): Only conditionally translate identifier to locale
8758 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
8759 (pp_base_tree_identifier): Only conditionally translate identifier
8760 to locale character set.
8761 * c-pretty-print.c (M_): Define.
8762 (pp_c_type_specifier, pp_c_primary_expression): Mark English
8763 fragments for conditional translation with M_.
8764 * tree-pretty-print.c (maybe_init_pretty_print): Disable
8765 identifier translation.
8767 2009-05-10 Richard Guenther <rguenther@suse.de>
8769 PR tree-optimization/40081
8770 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8771 using the main variant of the element type. Do not fiddle with
8772 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8774 2009-05-09 Jan Hubicka <jh@suse.cz>
8777 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
8778 indirect calls; verify cgraph afterwards.
8780 2009-05-09 Jan Hubicka <jh@suse.cz>
8783 * ipa.c (update_inlined_to_pointer): New function.
8784 (cgraph_remove_unreachable_nodes): Use it.
8786 2009-05-09 Jan Hubicka <jh@suse.cz>
8788 * tree-eh.c (struct leh_state): Remove prev_try.
8789 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
8791 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
8792 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
8793 remove_eh_handler_and_replace, foreach_reachable_handler,
8794 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
8795 * except.h (struct eh_region): Remove eh_region_u_cleanup.
8796 (gen_eh_region_cleanup): Update prototype.
8798 2009-05-09 Jan Hubicka <jh@suse.cz>
8801 * except.c (copy_eh_region): Always set prev_try.
8802 (redirect_eh_edge_to_label): Find outer try.
8803 (foreach_reachable_handler): When looking for prev try
8804 handle case where previous try is not going to be taken.
8806 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8808 PR tree-optimization/40049
8809 * tree-vect-stmts.c (vectorizable_operation): If the machine has
8810 only vector/vector shifts, convert the type of the constant to the
8811 appropriate type to avoid building incorrect trees, which
8812 eventually have problems with garbage collection.
8814 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8816 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
8817 -1 for complex floating-point types if honoring signed zeros.
8819 2009-05-08 Jan Hubicka <jh@suse.cz>
8821 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
8822 argument; handle correctly when profile is absent.
8823 (build_cgraph_edges): Update.
8824 (rebuild_cgraph_edges): Update.
8825 * cgraph.c: Do not include varray.h.
8826 (cgraph_set_call_stmt_including_clones): New function.
8827 (cgraph_create_edge_including_clones): Likewise
8828 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
8829 (cgraph_update_edges_for_call_stmt): Handle clones.
8830 (cgraph_remove_node): Handle clone tree.
8831 (cgraph_remove_node_and_inline_clones): New function.
8832 (dump_cgraph_node): Dump clone tree.
8833 (cgraph_clone_node): Handle clone tree.
8834 (clone_function_name): Bring here from tree-inline.c.
8835 (cgraph_create_virtual_clone): New function.
8836 * cgraph.h (ipa_replace_map): Move here from ipa.h.
8837 (cgraph_clone_info): New function.
8838 (strut cgraph_node): Add clone_info and new clone tree pointers.
8839 (cgraph_remove_node_and_inline_clones,
8840 cgraph_set_call_stmt_including_clones,
8841 cgraph_create_edge_including_clones,
8842 cgraph_create_virtual_clone): Declare.
8843 (cgraph_function_versioning): Use VEC argument.
8844 (compute_call_stmt_bb_frequency): Update prototype.
8845 (cgraph_materialize_all_clones): New function.
8846 * ipa-cp.c (ipcp_update_cloned_node): Remove.
8847 (ipcp_create_replace_map): Update to VECtors.
8848 (ipcp_update_callgraph): Use virtual clones.
8849 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
8850 (ipcp_update_profiling): Do not update local profiling.
8851 (ipcp_insert_stage): Use VECtors and virtual clones.
8852 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
8853 (clone_of_p): New function.
8854 (cgraph_preserve_function_body_p): Use clone tree.
8855 (cgraph_optimize): Materialize clones.
8856 (cgraph_function_versioning): Update for VECtors.
8857 (save_inline_function_body): Use clone tree.
8858 (cgraph_materialize_clone): New function.
8859 (cgraph_materialize_all_clones): Likewise.
8860 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
8861 * ipa.c: Include gimple.h.
8862 (cgraph_remove_unreachable_nodes): Use clone tree.
8863 * ipa-prop.c (ipa_note_param_call): Update call to
8864 compute_call_stmt_bb_frequencycall.
8865 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
8866 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
8867 (copy_bb): Handle updating of clone tree; add new edge when new call
8869 (expand_call_inline): Be strict about every call having edge.
8870 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
8871 (delete_unreachable_blocks_update_callgraph): New function.
8872 (tree_function_versioning): Use VECtors; always remove unreachable
8873 blocks and fold conditionals.
8874 * tree-inline.h: Do not include varray.h.
8875 (tree_function_versioning): Remove.
8876 * Makefile.in (GTFILES): Remove tree-inline.c
8877 * passes.c (do_per_function): Do only functions having body.
8878 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
8881 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
8882 Andrew Morrow <acm@google.com>
8885 * c-common.c (c_common_attribute_table): Permit deprecated
8886 attribute to take an optional argument.
8887 (handle_deprecated_attribute): If the optional argument to
8888 __attribute__((deprecated)) is not a string ignore the attribute
8891 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
8892 * c-typeck.c (build_component_ref): Likewise.
8893 (build_external_ref): Likewise.
8895 * toplev.c (warn_deprecated_use): Add an attribute argument.
8896 Emit the message associated with __attribute__((deprecated)).
8898 * toplev.h (warn_deprecated_use): Updated.
8900 * doc/extend.texi: Document new optional parameter to
8901 __attribute__((deprecated))
8903 2009-05-08 Michael Eager <eager@eagercon.com>
8905 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
8906 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
8908 2009-05-08 Richard Guenther <rguenther@suse.de>
8910 PR tree-optimization/40062
8911 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
8912 Avoid exponential behavior.
8914 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8916 PR rtl-optimization/33928
8918 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
8919 process_uses, build_single_def_use_links): New.
8920 (update_df): Update use_def_ref.
8921 (forward_propagate_into): Use get_def_for_use instead of use-def
8923 (fwprop_init): Call build_single_def_use_links and let it initialize
8925 (fwprop_done): Free use_def_ref.
8926 (fwprop_addr): Eliminate duplicate call to df_set_flags.
8927 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
8928 df_rd_simulate_one_insn): New.
8929 (df_rd_bb_local_compute_process_def): Update head comment.
8930 (df_chain_create_bb): Use the new RD simulation functions.
8931 * df.h (df_rd_simulate_artificial_defs_at_top,
8932 df_rd_simulate_one_insn): New.
8933 * opts.c (decode_options): Enable fwprop at -O1.
8934 * doc/invoke.texi (-fforward-propagate): Document this.
8936 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8939 * c-typeck.c (build_binary_op): Handle arithmetic between one real
8940 and one complex operand specially.
8941 * tree-complex.c (some_nonzerop): Do not identify a real value as
8942 zero if flag_signed_zeros.
8944 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8946 PR rtl-optimization/33928
8947 * loop-invariant.c (record_use): Fix && vs. || mishap.
8949 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8951 PR rtl-optimization/33928
8952 * loop-invariant.c (struct use): Add addr_use_p.
8953 (struct def): Add n_addr_uses.
8954 (struct invariant): Add cheap_address.
8955 (create_new_invariant): Set cheap_address.
8956 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
8957 (record_uses): Pass df_ref to record_use.
8958 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
8961 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
8963 * config/sh/sh.c: Do not include c-pragma.h.
8965 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
8967 * config/spu/spu.c: Remove include of c-common.h.
8969 2009-05-07 Janis Johnson <janis187@us.ibm.com>
8972 * c-common.h (mark_valid_location_for_stdc_pragma,
8973 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
8974 clear_float_const_decimal64, float_const_decimal64_p): New.
8975 * c.opt (Wunsuffixed-float-constants): New.
8976 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
8977 unsuffixed float constant, handle new warning.
8978 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
8979 * c-decl.c (c_scope): New flag float_const_decimal64.
8980 (set_float_const_decimal64, clear_float_const_decimal64,
8981 float_const_decimal64_p): New.
8982 (push_scope): Set new flag.
8983 * c-parser.c (c_parser_translation_unit): Mark when it's valid
8984 to use STDC pragmas.
8985 (c_parser_external_declaration): Ditto.
8986 (c_parser_compound_statement_nostart): Ditto.
8987 * c-pragma.c (valid_location_for_stdc_pragma,
8988 mark_valid_location_for_stdc_pragma,
8989 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
8990 handle_pragma_float_const_decimal64): New.
8991 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
8992 * cp/semantics.c (valid_location_for_stdc_pragma_p,
8993 set_float_const_decimal64, clear_float_const_decimal64,
8994 float_const_decimal64_p): New dummy functions.
8995 * doc/extend.texi (Decimal Float): Remove statement that the
8996 pragma, and suffix for double constants, are not supported.
8997 * doc/invoke.texi (Warning Options): List new option.
8998 (-Wunsuffixed-float-constants): New.
9000 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
9002 * config/i386/i386.c: Do not include c-common.h.
9004 2009-05-07 Mark Heffernan <meheff@google.com>
9006 * doc/invoke.texi (Debugging Options): Document change of debugging
9008 * opts.c (decode_options): Make dump_base_name relative to
9009 aux_base_name directory.
9011 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
9013 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
9014 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
9016 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
9018 * Makefile.in (install-plugin): Simplify a bit.
9020 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
9022 * Makefile.in (OBJS-common): Add regcprop.o.
9024 * timevar.def (TV_CPROP_REGISTERS): New.
9025 * regrename.c (regrename_optimize): Return 0.
9026 (rest_of_handle_regrename): Delete.
9027 (pass_rename_registers): Point to regrename_optimize.
9028 (struct value_data_entry, struct value_data,
9029 kill_value_one_regno, kill_value_regno, kill_value,
9030 set_value_regno, init_value_data, kill_clobbered_value,
9031 kill_set_value, kill_autoinc_value, copy_value,
9032 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
9033 replace_oldest_value_reg, replace_oldest_value_addr,
9034 replace_oldest_value_mem, copyprop_hardreg_forward_1,
9035 debug_value_data, validate_value_data): Move...
9036 * regcprop.c: ... here.
9037 (rest_of_handle_cprop): Delete.
9038 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
9040 2009-05-07 Jakub Jelinek <jakub@redhat.com>
9043 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
9044 GEN_INT for 1 << bitnum.
9045 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
9048 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
9050 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
9051 Remove wrong description of "nand" operation.
9053 2009-05-06 Richard Guenther <rguenther@suse.de>
9054 Adam Nemet <anemet@caviumnetworks.com>
9056 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
9057 comment. Add that if LHS is not a gimple register, then RHS1 has
9058 to be a single object (GIMPLE_SINGLE_RHS).
9060 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
9062 * expr.c (get_def_for_expr): Move it up in the file.
9063 (store_field): When expanding a bit-field store, look at the
9064 defining gimple stmt for the masking conversion.
9066 2009-05-06 Janis Johnson <janis187@us.ibm.com>
9069 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
9070 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
9071 32-bit memcpy into long.
9073 2009-05-06 Jakub Jelinek <jakub@redhat.com>
9075 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
9076 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
9078 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
9079 instead of appending DW_OP_deref*.
9081 2009-05-06 Michael Matz <matz@suse.de>
9084 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
9085 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
9087 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
9089 * Makefile.in (install-plugin): Fix srcdir handling.
9091 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
9093 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
9094 when processing for not_regs_needed bitmap.
9095 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
9096 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
9097 handling it for rhs.
9099 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9101 * config/i386/i386.md (unnamed inc/dec peephole): Use
9102 optimize_insn_for_size_p instead of optimize_size.
9103 * config/i386/predicates.md (incdec_operand): Likewise.
9104 (aligned_operand): Likewise.
9105 * config/i386/sse.md (divv8sf3): Likewise.
9106 (sqrtv8sf2): Likewise.
9108 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9110 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
9112 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
9114 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9116 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
9117 ssemodesuffixf2c with avxmodesuffixf2c.
9119 2009-05-06 Joseph Myers <joseph@codesourcery.com>
9122 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
9124 2009-05-05 Jakub Jelinek <jakub@redhat.com>
9126 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
9127 (struct tree_base): Adjust spacing for 8 bit boundaries.
9128 (struct tree_decl_common): Add decl_by_reference_flag bit.
9129 (DECL_BY_REFERENCE): Adjust.
9130 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
9131 print DECL_BY_REFERENCE bit.
9132 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
9133 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
9134 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
9135 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
9139 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
9140 range of the type, but default label is missing, add it with one
9141 of the existing labels instead of adding a new label for it.
9143 2009-05-05 Joseph Myers <joseph@codesourcery.com>
9147 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
9149 * Makefile.in (enable_plugin, plugin_includedir): New.
9150 (install): Depend on install-plugin.
9151 (PLUGIN_HEADERS): New.
9152 (install-plugin): New.
9153 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
9155 2009-05-05 Richard Guenther <rguenther@suse.de>
9157 PR tree-optimization/40022
9158 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
9160 (phivn_valid_p): Fix tuplification error, simplify.
9161 (phiprop_insert_phi): Add dumps.
9162 (propagate_with_phi): Simplify.
9164 2009-05-05 Richard Guenther <rguenther@suse.de>
9167 * builtins.c (gimplify_va_arg_expr): Properly build the address.
9169 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
9171 * tree.h (strip_float_extensions): Remove duplicate declaration.
9172 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
9173 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
9174 block_ultimate_origin): Rearrange the declarations line to match the
9175 comment that indicates the .c file which the functions are defined.
9176 (dwarf2out_*, set_decl_rtl): Add comment.
9177 (get_base_address): Adjust comment.
9178 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
9179 declarations line and add comment.
9180 (is_builtin_name): Add blank after function name, for clarity.
9182 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9184 * attribs.c (decl_attributes): Use %qE for identifiers in
9186 * cgraphunit.c (verify_cgraph_node): Translate function names to
9187 locale character set in diagnostics.
9188 * coverage.c (get_coverage_counts): Use %qE for identifiers in
9190 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
9191 Document that functions are named in UTF-8.
9192 * expr.c (expand_expr_real_1): Translate function names to locale
9193 character set in diagnostics.
9194 * gimplify.c (omp_notice_variable, omp_is_private,
9195 gimplify_scan_omp_clauses): Use %qE for identifiers in
9197 * langhooks.c (lhd_print_error_function): Translate function names
9198 to locale character set.
9199 * langhooks.h (decl_printable_name): Document that return value is
9200 in internal character set.
9201 * stmt.c: Include pretty-print.h
9202 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
9204 (resolve_operand_name_1): Translate named operand name to locale
9206 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
9208 * toplev.c (announce_function): Translate function names to locale
9210 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
9211 (default_tree_printer): Use pp_identifier or translate identifiers
9212 to locale character set. Mark "<anonymous>" for translation.
9213 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
9214 for identifiers in diagnostics.
9215 * tree.c (handle_dll_attribute): Use %qE for identifiers in
9217 * varasm.c (output_constructor): Use %qE for identifiers in
9220 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
9222 * configure.ac: use ` ` instead of $()
9223 * configure: Regenerate.
9225 2009-05-05 Ben Elliston <bje@au.ibm.com>
9227 * config/pa/linux-atomic.c: Eliminate conditional include of
9228 errno.h on non-LP64 systems to simplify build requirements.
9230 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9232 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
9234 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
9235 and pass value to identifier_to_locale.
9236 (warn_variable_length_array): Make name a tree.
9237 (grokdeclarator): Separate diagnostic texts for named and unnamed
9238 declarators. Use %qE for named declarators.
9239 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
9241 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
9242 identifiers in diagnostics.
9243 * c-typeck.c (push_member_name, start_init): Pass identifiers to
9244 identifier_to_locale. Mark "anonymous" strings for translation.
9246 2009-05-04 Michael Eager <eager@eagercon.com>
9248 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
9249 address for DImode/DFmode only if double-precision FP regs.
9251 2009-05-04 Michael Eager <eager@eagercon.com>
9253 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
9254 TARGET_SINGLE_FLOAT check.
9256 2009-05-04 Michael Eager <eager@eagercon.com>
9258 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
9260 2009-05-04 Michael Eager <eager@eagercon.com>
9262 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
9263 * config/rs6000/t-xilinx: New
9265 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
9267 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
9268 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
9269 * gcc/explow.c (memory_address): Use target hook.
9270 * gcc/targhooks.c (default_legitimize_address): New.
9271 * gcc/targhooks.h (default_legitimize_address): New.
9272 * gcc/target.h (legitimize_address): New.
9273 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
9274 (TARGET_INITIALIZER): Include it.
9275 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
9277 * config/bfin/bfin-protos.h (legitimize_address): Remove.
9278 * config/bfin/bfin.c (legitimize_address): Remove.
9279 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
9280 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
9282 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
9283 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
9285 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
9286 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
9287 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
9288 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
9289 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
9290 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
9291 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
9292 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
9293 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
9294 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
9295 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
9296 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
9297 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
9298 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
9299 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
9300 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
9301 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
9302 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
9303 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
9304 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
9305 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
9306 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
9307 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
9309 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
9310 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
9311 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
9312 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
9313 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
9314 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
9315 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
9316 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
9317 (thumb_legitimize_address): Delete.
9318 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
9319 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
9320 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
9321 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
9322 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
9323 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
9325 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
9328 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
9329 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
9330 * config/m32r/m32r.c (m32r_legitimize_address): New.
9331 * config/m68k/m68k.c (m68k_legitimize_address): New.
9332 * config/score/score.c (score_legitimize_address): Standardize.
9333 * config/score/score3.c (score3_legitimize_address): Standardize.
9334 * config/score/score3.h (score3_legitimize_address): Adjust.
9335 * config/score/score7.c (score7_legitimize_address): Standardize.
9336 * config/score/score7.h (score7_legitimize_address): Adjust.
9337 * config/sh/sh.c (sh_legitimize_address): New.
9338 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
9340 * gcc/config/s390/s390.c (legitimize_address): Rename to...
9341 (s390_legitimize_address): ... this.
9342 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
9343 (sparc_legitimize_address): ... this.
9344 * gcc/config/i386/i386.c (legitimize_address): Rename to...
9345 (ix86_legitimize_address): ... this.
9346 * gcc/config/avr/avr.c (legitimize_address): Rename to...
9347 (avr_legitimize_address): ... this.
9348 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
9349 (mn10300_legitimize_address): ... this.
9350 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
9351 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
9352 (alpha_expand_mov): Adjust call.
9354 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
9355 * config/spu/spu.c (spu_legitimize_address): Likewise.
9356 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
9357 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
9359 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9361 * intl.c (locale_encoding, locale_utf8): New.
9362 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
9363 * intl.h (locale_encoding, locale_utf8): Declare.
9364 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
9365 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
9367 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
9369 (pp_tree_identifier): Define to call pp_base_tree_identifier.
9370 (pp_base_tree_identifier): Declare as function.
9371 (identifier_to_locale): Declare.
9372 * Makefile.in (pretty-print.o): Update dependencies.
9373 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
9375 2009-05-04 Richard Guenther <rguenther@suse.de>
9378 * builtins.c (fold_builtin_memory_op): Do not decay to element
9379 type if the size matches the whole array.
9381 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9383 * expmed.c (synth_mult): When trying out a shift, pass the result
9386 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9388 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
9389 (shiftsub1_cost): New.
9390 (init_expmed): Compute shiftsub1_cost.
9391 (synth_mult): Optimize multiplications by constants of the form
9392 -(2^^m-1) for some constant positive integer m.
9394 2009-05-03 Richard Guenther <rguenther@suse.de>
9397 * c-typeck.c (array_to_pointer_conversion): Do not built
9398 ADDR_EXPRs of arrays of pointer-to-element type.
9399 * c-gimplify.c (c_gimplify_expr): Revert change fixing
9400 up wrong ADDR_EXPRs after-the-fact.
9401 * c-common.c (strict_aliasing_warning): Strip pointer
9402 conversions for obtaining the original type.
9403 * builtins.c (fold_builtin_memset): Handle array types.
9404 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
9407 2009-05-03 Richard Guenther <rguenther@suse.de>
9410 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
9411 Do not lose casts from array types with unknown extent to array
9412 types with known extent.
9413 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
9414 alias set compatibility.
9416 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
9418 * flags.h (extra_warnings): Delete.
9419 * toplev.c (process_options): Handle Wuninitialized here.
9420 * opts.c (extra_warnings): Delete.
9421 (set_Wextra): Delete.
9422 (common_handle_option): -Wextra can be handled automatically.
9423 * c-opts.c (c_common_handle_option): Delete obsolete code.
9424 (c_common_post_options): Simplify comment.
9425 * common.opt (W): Add Var.
9427 (Wuninitialized): Initialize to -1.
9429 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
9430 Richard Guenther <rguenther@suse.de>
9432 * expr.c (get_def_for_expr): New function.
9433 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
9434 SSA rather than trees.
9435 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
9436 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
9438 2009-05-03 Joseph Myers <joseph@codesourcery.com>
9440 * c-common.c (reswords): Add _Imaginary.
9441 * c-common.c (enum rid): Add RID_IMAGINARY.
9443 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
9445 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
9446 Patch by Richard Guenther.
9448 2009-05-03 Anatoly Sokolov <aesok@post.ru>
9450 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
9451 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
9452 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
9453 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
9454 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
9455 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
9456 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
9457 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
9458 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
9459 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
9460 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
9461 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
9462 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
9463 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
9464 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
9465 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
9466 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
9467 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
9469 2009-05-02 Richard Guenther <rguenther@suse.de>
9471 PR tree-optimization/39940
9472 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
9475 2009-05-02 Richard Guenther <rguenther@suse.de>
9478 * tree-ssa.c (execute_update_addresses_taken): Properly check
9479 if we can mark a variable DECL_GIMPLE_REG_P.
9480 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
9481 back to the end of the function.
9482 (is_gimple_reg_type): Remove complex type special casing.
9483 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
9486 2009-05-02 Ben Elliston <bje@au.ibm.com>
9488 * doc/collect2.texi (Collect2): Document search path behaviour
9489 when configured with --with-ld.
9491 2009-05-02 Jan Hubicka <jh@suse.cz>
9493 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
9494 parameter; update callers.
9495 (coalesce_cost_edge): EH edges are costier because they needs
9496 splitting even if not critical and even more costier when there are
9497 multiple EH predecestors.
9499 2009-05-02 Jan Hubicka <jh@suse.cz>
9501 * except.c (remove_eh_handler_and_replace): Handle updating after
9502 removing TRY blocks.
9504 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
9506 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
9508 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
9510 * varasm.c: Do not include c-pragma.h.
9511 * attribs.c: Do not incude c-common.h.
9513 2009-05-01 Michael Matz <matz@suse.de>
9515 * calls.c (initialize_argument_information): Handle SSA names like
9516 decls with a non MEM_P DECL_RTL.
9518 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9520 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
9521 * ipa-utils.c: Likewise.
9522 * ipa-type-escape.c: Likewise.
9523 * cgraphunit.c Do not include c-common.h.
9524 * ipa-pure-const.c: Likewise.
9525 * tree-if-conv.c: Likewise.
9526 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
9527 * ipa-struct-reorg.c: Likewise.
9528 * tree-nomudflap.c: Likewise.
9529 * tree-ssa-structalias.c: Likewise.
9531 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9533 * store-motion.c: Many cleanups to make this pass a first-class
9534 citizen instead of an appendix to gcse load motion. Add TODO list
9535 to make this pass faster/cleaner/better.
9537 (struct ls_expr): Post gcse.c-split cleanups.
9538 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
9539 "stores" field to "avail_stores".
9540 (pre_ldst_mems): Rename to store_motion_mems.
9541 (pre_ldst_table): Rename to store_motion_mems_table.
9542 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
9543 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
9544 (ldst_entry): Rename to st_expr_entry, update users.
9545 (free_ldst_entry): Rename to free_st_expr_entry, update users.
9546 (free_ldst_mems): Rename to free_store_motion_mems, update users.
9547 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
9549 (first_ls_expr): Rename to first_st_expr, update users.
9550 (next_ls_expr): Rename to next_st_expr, update users.
9551 (print_ldst_list): Rename to print_store_motion_mems. Print names of
9552 fields properly for store motion instead of names inherited from load
9554 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
9555 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
9558 (ae_kill): Rename to st_kill, update users.
9559 (ae_gen): Rename to st_avloc, update users.
9560 (transp): Rename to st_transp, update users.
9561 (pre_insert_map): Rename to st_insert_map, update users.
9562 (pre_delete_map): Rename to st_delete_map, update users.
9563 (insert_store, build_store_vectors, free_store_memory,
9564 one_store_motion_pass): Update for abovementioned changes.
9566 (gcse_subst_count, gcse_create_count): Remove.
9567 (one_store_motion_pass): New statistics counters "n_stores_deleted"
9568 and "n_stores_created", local variables.
9570 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
9573 (regvec, compute_store_table_current_insn): Remove.
9574 (reg_set_info, reg_clear_last_set): Remove.
9575 (compute_store_table): Use DF caches instead of local dataflow
9578 2009-05-01 Joseph Myers <joseph@codesourcery.com>
9580 * c-objc-common.c (c_tree_printer): Print identifiers with
9581 pp_identifier, not pp_string. Mark "({anonymous})" for
9583 * c-pretty-print.c (pp_c_ws_string): New.
9584 (pp_c_cv_qualifier, pp_c_type_specifier,
9585 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
9586 pp_c_storage_class_specifier, pp_c_function_specifier,
9587 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
9588 pp_c_primary_expression, pp_c_postfix_expression,
9589 pp_c_unary_expression, pp_c_shift_expression,
9590 pp_c_relational_expression, pp_c_equality_expression,
9591 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
9592 use pp_string and pp_c_ws_string in place of pp_identifier and
9593 pp_c_identifier for non-identifiers. Mark English strings for
9595 * c-pretty-print.h (pp_c_ws_string): Declare.
9597 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
9598 Roland McGrath <roland@redhat.com>
9600 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
9601 (ENABLE_LD_BUILDID): New configuration option.
9602 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
9603 (LINK_BUILDID_SPEC): New macro.
9604 (init_spec): If defined, prepend it between LINK_EH_SPEC and
9606 * doc/install.texi: Document --enable-linker-build-id option.
9607 * configure: Rebuild.
9608 * config.in: Rebuild.
9610 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
9612 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
9613 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
9614 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
9615 MIPS_GP_SAVE_AREA_SIZE.
9616 * config/mips/mips.c (struct mips_frame_info): Update comment
9617 before arg_pointer_offset and hard_frame_pointer_offset.
9618 (mips_compute_frame_info): Update diagram before function: to
9619 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
9620 indicate the position of frame_pointer_rtx with -fstack-protector and
9621 to show args_size. Don't allocate cprestore area for leaf functions
9622 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
9624 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
9626 2009-04-30 Michael Matz <matz@suse.de>
9628 PR tree-optimization/39955
9629 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
9631 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
9633 * ira.c (setup_cover_and_important_classes): Use safe macro
9634 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
9636 * genpreds.c (write_tm_preds_h): Output suitable definition of
9637 REG_CLASS_FOR_CONSTRAINT.
9639 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9641 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
9643 * bitmap.c (bitmap_descriptor): Likewise.
9644 * ggc-common.c (loc_descriptor): Likewise.
9645 * varray.c (varray_descriptor): Likewise.
9646 * vec.c (vec_descriptor): Likewise.
9648 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
9650 * Makefile.in (dce.o): Add $(EXCEPT_H).
9651 * dce.c: Include except.h and delete redundant vector definitions.
9652 (deletable_insn_p): Return false for non-call insns that can throw
9655 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
9657 * gcse.c (ae_gen): Remove.
9658 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
9659 and make non-static function to make it available in store-motion.c.
9660 Update call sites with search-and-replace.
9661 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
9662 extract_mentioned_regs, extract_mentioned_regs_helper,
9663 find_moveable_store, compute_store_table, load_kills_store, find_loads,
9664 store_killed_in_insn, store_killed_after, store_killed_before,
9665 build_store_vectors, insert_insn_start_basic_block, insert-store,
9666 remove_reachable_equiv_notes, replace_store_insn, delete_store,
9667 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
9668 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
9669 * store-motion.c: ...new file. Also copy data structures from gcse.c
9670 and clean up to remove parts not used by store motion.
9671 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
9672 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
9674 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9677 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
9678 when optimizing for size.
9680 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
9682 * gcse.c (gcse_constant_p): Fix typo in last change.
9684 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9686 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
9688 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
9690 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
9692 2009-04-29 James E. Wilson <wilson@codesourcery.com>
9694 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
9695 CONST_HIGH_PART result.
9697 2009-04-29 Anatoly Sokolov <aesok@post.ru>
9699 * config/avr/avr.c (initial_elimination_offset): Rename to
9700 avr_initial_elimination_offset.
9701 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
9702 change return type to bool.
9703 (avr_can_eliminate): New function.
9704 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
9705 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
9706 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
9707 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
9708 avr_initial_elimination_offset.
9709 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
9710 (avr_initial_elimination_offset): Define.
9712 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
9713 Steven Bosscher <steven@gcc.gnu.org>
9715 PR rtl-optimization/39938
9716 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
9717 * cfgrtl.c: Include insn-attr.h.
9718 (rest_of_pass_free_cfg): New function.
9719 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
9720 * resource.c (init_resource_info): Remove call to df_analyze.
9722 2009-04-29 Richard Guenther <rguenther@suse.de>
9725 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
9726 allow conversion to signed integers.
9728 2009-04-29 Richard Guenther <rguenther@suse.de>
9730 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
9731 shifts of floating point vectors if the shift amount is
9732 a constant multiple of the element size.
9734 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
9735 Michael Matz <matz@suse.de>
9739 * tree-outof-ssa.c (emit_partition_copy): New function.
9740 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
9741 insert_part_to_rtx_on_edge): Perform the partition base var
9742 copy using emit_partition_copy.
9743 (insert_value_copy_on_edge): Convert constants to the right mode.
9744 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
9745 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
9747 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9749 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
9750 scan backwards to try to find a constant to initialize it.
9752 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
9753 insn before the loop_end instruction, don't look past labels.
9755 2009-04-29 Richard Guenther <rguenther@suse.de>
9758 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
9759 loose type conversions.
9760 (forward_propagate_addr_expr): Fix tuplification bug. Remove
9761 stmts only if there are no uses of its definition.
9763 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9765 * config/bfin/bfin.h (splitting_loops): Declare.
9766 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
9767 Reorder bit definitions to be ascending.
9768 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
9769 * config/bfin/bfin.c (splitting_loops): New variable.
9770 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
9771 (struct loop_info): Remove members INIT and LOOP_INIT.
9772 (bfin_optimize_loop): Don't set them. Reorder the code that generates
9773 the LSETUP sequence. Allow LC to be loaded from any register, but
9774 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
9775 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
9777 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
9778 of reload_completed.
9781 * config/bfin/bfin.md (movsi_insn): Refine constraints.
9783 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
9785 * Makefile.in (PLUGIN_VERSION_H): New.
9786 (OBJS-common): Remove plugin-version.o.
9787 (plugin.o): Depend on (PLUGIN_VERSION_H).
9788 (plugin-version.o): Remove.
9789 * configure: Regenerate
9790 * configure.ac: Create plugin-version.h.
9791 * gcc-plugin.h (plugin_gcc_version): Remove.
9792 (plugin_default_version_check): Change signature.
9793 * plugin-version.c: Remove.
9794 * plugin.c: Include plugin-version.h.
9795 (str_plugin_gcc_version_name): Remove.
9796 (try_init_one_plugin): Pass gcc version to plugin_init.
9797 (plugin_default_version_check): Both gcc and plugin versions are now
9800 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9802 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
9803 problematic last insns. Test for TYPE_CALL rather than CALL_P.
9804 Remove special case testing for last insn of inner loops. Don't fail
9805 if the loop ends with a jump, emit an extra nop instead.
9807 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
9808 DREGS rather than comparing directly. Remove code that tries to
9809 account for latencies.
9811 2009-04-29 Richard Guenther <rguenther@suse.de>
9813 PR tree-optimization/39941
9814 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
9815 eliminating an indirect call.
9817 2009-04-29 Richard Guenther <rguenther@suse.de>
9819 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
9820 parameter. Allow invariants as base if !require_lvalue.
9821 (verify_gimple_assign_single): Adjust.
9823 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9825 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
9826 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
9827 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
9828 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
9829 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
9831 * config/bfin/bfin.c (bfin_expand_builtin,
9832 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
9834 2009-04-28 Richard Guenther <rguenther@suse.de>
9836 * tree-vect-loop.c (get_initial_def_for_induction): Use
9837 correct types for pointer increment.
9839 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9841 * toplev.c (print_version): Update GMP version string calculation.
9843 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
9845 PR rtl-optimization/39938
9846 * resource.c (init_resource_info): Add call to df_analyze.
9848 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9850 * config/alpha/alpha.md (usegp): Cast the result of
9851 alpha_find_lo_sum_using_gp to enum attr_usegp.
9852 * config/alpha/alpha.c (override_options): Remove end-of-structure
9853 marker element from cpu_table. Use array size of cpu_table to handle
9854 -mcpu and -mtune options.
9855 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
9857 2009-04-28 Joseph Myers <joseph@codesourcery.com>
9859 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
9860 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
9861 tune_32 and tune_64.
9862 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
9864 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
9865 * config/rs6000/option-defaults.h: ... here. New file.
9866 (OPT_64, OPT_32): Define.
9867 (MASK_64BIT): Define to 0 if not already defined.
9868 (OPT_ARCH64, OPT_ARCH32): Define.
9869 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
9872 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9874 * config/arm/arm.c (arm_override_options): Emit error on using
9877 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9879 PR rtl-optimization/39914
9880 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9881 registers for allocnos created from user-defined variables only
9882 when not optimizing.
9884 2009-04-28 Richard Guenther <rguenther@suse.de>
9887 * fold-const.c (fold_binary): Use distribute_real_division only
9890 2009-04-28 Steve Ellcey <sje@cup.hp.com>
9892 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
9893 add hpux-stdint.h to tm_file.
9894 (hppa[12]*-*-hpux11*): Ditto.
9895 (ia64*-*-hpux*): Ditto.
9896 * config/hpux-stdint.h: New.
9897 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
9898 __STDC_EXT__ for all compiles.
9899 * config/pa/pa-hpux.h: Ditto.
9900 * config/pa/pa-hpux10.h: Ditto.
9901 * config/pa/pa-hpux11.h: Ditto.
9903 2009-04-28 Catherine Moore <clm@codesourcery.com>
9905 * debug.h (set_name): Add comment.
9907 2009-04-28 Andrew Pinski <pinskia@gmail.com>
9910 * config/darwin.c (machopic_gen_offset): Check
9911 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
9912 * config/arm/arm.c (require_pic_register): Likewise.
9914 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
9916 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
9917 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
9918 m32c_promote_prototypes): Delete.
9920 2009-04-28 Michael Matz <matz@suse.de>
9923 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
9926 2009-04-28 Richard Guenther <rguenther@suse.de>
9928 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
9930 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9932 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
9933 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
9934 * config/arm/arm-tune.md: Regenerate.
9936 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
9938 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
9939 block if there are complex incoming edges.
9940 (sel_merge_blocks): Remove useless assert.
9941 (sel_redirect_edge_and_branch): Check that edge was redirected.
9942 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
9943 (sel_find_rgns): Delete declaration.
9944 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
9945 the region when it is not a preheader.
9947 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9950 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
9952 2009-04-28 Richard Guenther <rguenther@suse.de>
9954 * tree.h (SSA_NAME_VALUE): Remove.
9955 (struct tree_ssa_name): Remove value_handle member.
9956 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
9957 array for jump threading.
9958 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
9960 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
9961 * tree-flow.h (threadedge_initialize_values): Declare.
9962 (threadedge_finalize_values): Likewise.
9963 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
9964 (SSA_NAME_VALUE): Define.
9965 (threadedge_initialize_values): New function.
9966 (threadedge_finalize_values): Likewise.
9967 * tree-ssa-dom.c (ssa_name_values): New global variable.
9968 (SSA_NAME_VALUE): Define.
9969 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
9971 2009-04-28 Ira Rosen <irar@il.ibm.com>
9973 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
9974 Use REPORT_VECTORIZED_LOCATIONS instead
9975 REPORT_VECTORIZED_LOOPS.
9976 * tree-vectorizer.c (vect_verbosity_level): Make static.
9977 (vect_loop_location): Rename to vect_location.
9978 (vect_set_verbosity_level): Update comment.
9979 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
9981 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
9982 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
9983 instead REPORT_UNVECTORIZED_LOOPS.
9984 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
9985 and vect_loop_def to vect_external_def and vect_internal_def.
9986 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
9987 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
9988 REPORT_UNVECTORIZED_LOCATIONS.
9989 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
9990 and vect_used_in_loop and to vect_unused_in_scope and
9992 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
9993 (vect_verbosity_level): Remove declaration.
9994 (vect_analyze_operations): Likewise.
9995 (vect_analyze_stmt): Declare.
9996 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
9997 REPORT_UNVECTORIZED_LOCATIONS.
9998 (vect_get_loop_niters): Fix indentation.
9999 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
10000 (vect_analyze_loop_operations): New function.
10001 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
10002 vect_analyze_operations.
10003 (vect_is_simple_reduction): Use new names.
10004 (vectorizable_live_operation, vect_transform_loop): Likewise.
10005 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
10006 to specify whether the data references can be a part of interleaving
10008 (vect_analyze_data_ref_dependence): Use new names.
10009 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
10010 (vect_create_addr_base_for_vector_ref): Remove redundant code.
10011 * tree-vect-patterns.c (widened_name_p): Use new names.
10012 (vect_recog_dot_prod_pattern): Likewise.
10013 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
10014 (process_use, vect_mark_stmts_to_be_vectorized,
10015 vect_model_simple_cost, vect_model_store_cost,
10016 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
10017 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
10018 vectorizable_operation, vectorizable_type_demotion,
10019 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
10020 vectorizable_condition): Likewise.
10021 (vect_analyze_operations): Split into vect_analyze_loop_operations
10023 (vect_analyze_stmt): ... new function.
10024 (new_stmt_vec_info): Use new names.
10025 (vect_is_simple_use): Use new names and fix comment.
10026 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
10027 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
10029 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10032 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
10033 and integer modes for x87 operands. Do not ICE for unsupported size,
10034 generate error instead. Generate error for unsupported operand types.
10035 ['z']: Do not handle HImode memory operands specially. Warning
10036 for floating-point operands. Fallthru to 'Z' for unsupported operand
10037 types. Do not ICE for unsupported size, generate error instead.
10038 (output_387_binary_op): Use %Z to output operands.
10039 (output_fp_compare): Ditto.
10040 (output_387_reg_move): Ditto.
10042 2009-04-28 Ben Elliston <bje@au.ibm.com>
10047 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10049 * builtins.c (c_strlen): Do not warn here.
10050 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
10051 * c-common.c (pointer_int_sum): Take an explicit location.
10052 Warn about offsets out of bounds.
10053 * c-common.h (pointer_int_sum): Adjust declaration.
10055 2009-04-27 Ian Lance Taylor <iant@google.com>
10057 * collect2.c (is_ctor_dtor): Change type of ret field in struct
10059 * dce.c (run_fast_df_dce): Change type of old_flags to int.
10060 * df-core.c (df_set_flags): Change return type to int. Change
10061 type of old_flags to int.
10062 (df_clear_flags): Likewise.
10063 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
10064 (df_get_conditional_uses): Likewise.
10065 * df.h (df_set_flags, df_clear_flags): Update declarations.
10066 * dwarf2out.c (struct indirect_string_node): Change type of form
10067 field to enum dwarf_form.
10068 (AT_string_form): Change return type to enum dwarf_form.
10069 * fixed-value.c (fixed_compare): Add cast to enum type.
10070 * fwprop.c (update_df): Change 0 to VOIDmode.
10071 * gensupport.c: Change 0 to UNKNOWN.
10072 * gimple.h (gimple_cond_code): Add cast to enum type.
10073 * haifa-sched.c (reemit_notes): Add cast to enum type.
10074 * hooks.c (hook_int_void_no_regs): Remove function.
10075 * hooks.h (hook_int_void_no_regs): Remove declaration.
10076 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
10077 * predict.c (combine_predictions_for_insn): Add casts to enum type.
10078 * real.c (real_arithmetic): Add cast to enum type.
10079 (real_compare): Likewise.
10080 * target.h (struct gcc_target): Change return type of
10081 branch_target_register_class to enum reg_class.
10082 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
10083 default_branch_target_register_class.
10084 * targhooks.c (default_branch_target_register_class): New function.
10085 * targhooks.h (default_branch_target_register_class): Declare.
10086 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
10087 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
10089 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
10091 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
10092 vect_uninitialized_def. Change 0 to ERROR_MARK.
10093 * tree-vect-stmts.c (supportable_widening_operation): Don't
10094 initialize icode1 and icode2.
10095 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
10096 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
10098 (cmn_err_flag_specs): Change 0 to STD_C89.
10099 (cmn_err_char_table): Likewise.
10100 * config/arm/arm.c (get_arm_condition_code): Change type of code
10101 to enum arm_cond_code.
10102 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
10103 (IWMMXT_BUILTIN2): Likewise.
10104 (neon_builtin_type_bits): Don't define typedef.
10105 (neon_builtin_datum): Change type of bits field to int.
10106 (arm_expand_neon_args): Add cast to enum type.
10107 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
10109 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
10110 casts to enum type.
10111 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
10113 * config/mips/mips.md (jal_macro): Return enum constant.
10114 (single_insn): Likewise.
10115 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
10117 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10118 casts to enum type.
10119 * config/s390/s390.c (s390_tune_flags): Change type to int.
10120 (s390_arch_flags): Likewise.
10121 (s390_handle_arch_option): Change flags field of struct pta to int.
10122 * config/s390/s390.h (s390_tune_flags): Update declaration.
10123 (s390_arch_flags): Likewise.
10124 * config/sh/sh.c (prepare_move_operands): Compare
10125 tls_symbolic_operand result with enum constant.
10126 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
10127 (sh_expand_prologue): Add cast to enum type.
10128 (sh_expand_epilogue): Likewise.
10129 (tls_symbolic_operand): Change return type to enum tls_model.
10130 (fpscr_set_from_mem): Add cast to enum type.
10131 (legitimize_pic_address): Compare tls_symbolic_operand result with
10133 (sh_target_reg_class): Change return type to enum reg_class.
10134 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
10136 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
10137 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
10138 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
10139 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
10140 (delayed_branch, tls_call_delay): Likewise.
10141 (eligible_for_sibcall_delay): Likewise.
10142 (eligible_for_return_delay): Likewise.
10143 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
10144 (spu_expand_builtin_1): Likewise.
10146 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
10147 for all types of conversions.
10148 (output_init_element): Issue -Wc++-compat warning if needed when
10149 initializing a bitfield with enum type.
10150 * c-parser.c (c_parser_expression): Set original_type to
10151 original_type of right hand operand of comman operator.
10153 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10155 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
10157 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
10158 * doc/cpp.texi (Standard Predefined Macros)
10159 (Implementation-defined behavior): Likewise.
10160 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
10161 * doc/gimple.texi (GIMPLE Exception Handling)
10162 (@code{GIMPLE_ASSIGN}): Likewise.
10163 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
10164 * doc/invoke.texi (Warning Options, Optimize Options)
10165 (AVR Options, Darwin Options): Likewise.
10166 (Optimize Options): Reformulate -fwhole-program description.
10167 * doc/loop.texi (Lambda): Likewise.
10168 * doc/md.texi (Output Template, Define Constraints)
10169 (Standard Names, Insn Splitting): Likewise.
10170 * doc/options.texi (Option properties): Likewise.
10171 * doc/passes.texi (Tree-SSA passes): Likewise.
10172 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
10173 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
10174 (File Names and DBX): Likewise.
10175 * doc/trouble.texi (Incompatibilities): Likewise.
10177 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10179 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
10180 instruction is correct.
10182 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10184 Allow non-constant arguments to conversion intrinsics.
10185 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
10186 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
10187 * spu.c (print_operand): Handle 'v' and 'w'.
10188 (exp2_immediate_p, spu_gen_exp2): Define.
10189 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
10190 spu_convtf_1): Update parameter descriptions.
10191 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
10192 * constraints.md ('v', 'w'): New.
10193 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
10195 (i2f, I2F): New define_mode_attr.
10196 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
10197 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
10198 fixuns_truncv4sfv4si2): Update to use mode attribute.
10199 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
10200 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
10201 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
10202 patterns for combine.
10204 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
10206 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
10207 (cprop, hoist, pre, store_motion): New debug counters.
10208 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
10209 is not an RTL pass anymore.
10210 (pass_profiling): Remove extern decl for pass removed in 2005.
10211 (pass_gcse, pass_jump_bypass): Remove.
10212 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
10213 to 0 for clean state.
10214 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
10215 * cse.c (gate_handle_cse_after_global_opts,
10216 rest_of_handle_cse_after_global_opts): New functions.
10217 (pass_cse_after_global_opts): New pass, does local CSE.
10218 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
10219 (TV_CPROP): New timevar.
10220 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
10221 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
10222 (gcse_main, recompute_all_luids): Remove.
10223 (compute_hash_table_work): Call max_reg_num instead of reading
10225 (cprop_jump): Don't set run_jump_opt_after_gcse.
10226 (constprop_register): Always allow to alter jumps.
10227 (cprop_insn): Likewise.
10228 (do_local_cprop): Likewise.
10229 (local_cprop_pass): Likewise. Return non-zero if something changed.
10230 (cprop): Remove function, fold interesting bits into one_cprop_pass.
10231 (find_implicit_sets): Add note about missed optimization opportunity.
10232 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
10233 pass_rtl_cprop execute function.
10234 Don't bother tracking the pass number, each pass gets its own dumpfile
10236 Always allow to alter jumpsand bypass jumps.
10237 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
10238 will just find no suitable set.
10239 (pre_edge_insert): Fix dumping, this function is for PRE only.
10240 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
10241 pass_rtl_pre execute function.
10242 (hoist_code): Return non-zero if something changed. Keep track of
10243 substitutions and insertions for statistics gathering similar to PRE.
10244 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
10245 called from the pass_rtl_hoist execute function. Show pass statistics.
10246 (compute_store_table): Use max_reg_num directly instead of using the
10247 formerly global max_gcse_regno.
10248 (build_store_vectors): Likewise.
10249 (replace_store_insn): Fix dumping.
10250 (store_motion): Rename to ...
10251 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
10252 pass, called from the pass_rtl_store_motion execute function. Keep
10253 track of substitutions and insertions for statistics gathering similar
10255 (bypass_jumps): Remove, fold interesting bits into ...
10256 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
10257 from the pass_rtl_cprop execute function.
10258 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
10259 pass_jump_bypass): Remove.
10260 (gate_handle_gcse, rest_of_handle_gcse): Remove.
10261 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
10262 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
10263 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
10264 (gate_rtl_store_motion, execute_rtl_store_motion,
10265 pass_rtl_store_motion): New.
10266 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
10267 make it clear that -fcse-skip-blocks is a no-op for backward compat.
10268 * passes.c (init_optimization_passes): Remove pass_gcse and
10269 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
10270 and cse_after_global_opts in place of pass_gcse. Schedule cprop
10271 instead of pass_jump_bypass.
10273 2009-04-27 Richard Guenther <rguenther@suse.de>
10275 PR middle-end/39928
10276 * gimplify.c (gimplify_expr): If we are required to create
10277 a temporary make sure it ends up as register.
10279 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
10282 * config/i386/i386.c (construct_container): Don't call
10283 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
10284 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
10286 2009-04-27 Michael Matz <matz@suse.de>
10288 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
10289 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
10290 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
10291 (dump_replaceable_exprs): Take a bitmap.
10292 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
10294 (expand_gimple_basic_block): Likewise.
10295 * tree-ssa-ter.c (struct temp_expr_table_d): Make
10296 replaceable_expressions member a bitmap.
10297 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
10298 (mark_replaceable): Likewise.
10299 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
10300 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
10302 2009-04-27 Richard Guenther <rguenther@suse.de>
10304 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
10305 (verify_stmts): Dispatch to gimple/type verification code.
10306 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
10307 issue with call argument types.
10309 2009-04-27 Michael Matz <matz@suse.de>
10311 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
10312 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
10315 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
10316 Eric Botcazou <ebotcazou@adacore.com>
10318 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
10319 a label's basic block.
10320 (mark_target_live_regs): Tidy and rework obsolete comments.
10321 Change back DF problem to LIVE. If a label starts a basic block,
10322 assume that all registers that used to be live then still are.
10323 (init_resource_info): If a label starts a basic block, set its
10324 BLOCK_FOR_INSN accordingly.
10325 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
10327 2009-04-27 Richard Guenther <rguenther@suse.de>
10329 * tree-flow-inline.h (function_ann): Remove.
10330 (get_function_ann): Likewise.
10331 * tree-dfa.c (create_function_ann): Remove.
10332 * tree-flow.h (struct static_var_ann_d): Remove.
10333 (struct function_ann_d): Likewise.
10334 (union tree_ann_d): Remove fdecl member.
10335 (function_ann_t): Remove.
10336 (function_ann, get_function_ann, create_function_ann): Remove
10339 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
10341 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
10343 2009-04-27 Jan Hubicka <jh@suse.cz>
10345 * ipa-pure-const.c (struct funct_state_d): New fields
10346 state_previously_known, looping_previously_known; remove
10347 state_set_in_source.
10348 (analyze_function): Use new fields.
10349 (propagate): Avoid assumption that state_set_in_source imply
10352 * tree-ssa-loop-niter.c (finite_loop_p): New function.
10353 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
10354 * cfgloop.h (finite_loop_p): Declare.
10356 2009-04-26 Michael Matz <matz@suse.de>
10358 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
10360 2009-04-26 Michael Matz <matz@suse.de>
10362 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
10363 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
10364 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
10365 pass_mark_used_blocks): Remove.
10366 * tree-optimize.c (pass_free_datastructures,
10367 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
10368 * passes.c (init_optimization_passes): Don't call
10369 pass_mark_used_blocks, remove dead code.
10371 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
10373 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
10374 * tree-ssa-live.h (register_ssa_partition): Likewise.
10376 2009-04-26 Michael Matz <matz@suse.de>
10379 * builtins.c (fold_builtin_next_arg): Handle SSA names.
10380 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
10381 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
10383 (compare_pairs): Swap cost comparison.
10384 (coalesce_ssa_name): Don't use change_partition_var.
10385 * tree-nrv.c (struct nrv_data): Add modified member.
10386 (finalize_nrv_r): Set it.
10387 (tree_nrv): Use it to update statements.
10388 (pass_nrv): Require PROP_ssa.
10389 * tree-mudflap.c (mf_decl_cache_locals,
10390 mf_build_check_statement_for): Use make_rename_temp.
10391 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
10392 * alias.c (find_base_decl): Handle SSA names.
10393 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
10394 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
10395 * rtl.h (set_reg_attrs_for_parm): Declare.
10396 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
10397 to "optimized", remove unused locals at finish.
10398 (execute_free_datastructures): Make global, call
10399 delete_tree_cfg_annotations.
10400 (execute_free_cfg_annotations): Don't call
10401 delete_tree_cfg_annotations.
10403 * ssaexpand.h: New file.
10404 * expr.c (toplevel): Include ssaexpand.h.
10405 (expand_assignment): Handle SSA names the same as register variables.
10406 (expand_expr_real_1): Expand SSA names.
10407 * cfgexpand.c (toplevel): Include ssaexpand.h.
10408 (SA): New global variable.
10409 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
10410 (SSAVAR): New macro.
10411 (set_rtl): New helper function.
10412 (add_stack_var): Deal with SSA names, use set_rtl.
10413 (expand_one_stack_var_at): Likewise.
10414 (expand_one_stack_var): Deal with SSA names.
10415 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
10416 before unique numbers.
10417 (expand_stack_vars): Use set_rtl.
10418 (expand_one_var): Accept SSA names, add asserts for them, feed them
10419 to above subroutines.
10420 (expand_used_vars): Expand all partitions (without default defs),
10421 then only the local decls (ignoring those expanded already).
10422 (expand_gimple_cond): Remove edges when jumpif() expands an
10423 unconditional jump.
10424 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
10425 or remove abnormal edges. Ignore insns setting the LHS of a TERed
10427 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
10428 members of SA; deal with PARM_DECL partitions here; expand
10429 all PHI nodes, free tree datastructures and SA. Commit instructions
10430 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
10431 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
10432 info and statements at start, collect garbage at finish.
10433 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
10434 (VAR_ANN_PARTITION) Remove.
10435 (change_partition_var): Don't declare.
10436 (partition_to_var): Always return SSA names.
10437 (var_to_partition): Only accept SSA names.
10438 (register_ssa_partition): Only check argument.
10439 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
10441 (delete_var_map): Don't free it.
10442 (var_union): Only accept SSA names, simplify.
10443 (partition_view_init): Mark only useful SSA names as used.
10444 (partition_view_fini): Only deal with SSA names.
10445 (change_partition_var): Remove.
10446 (dump_var_map): Use ssa_name instead of partition_to_var member.
10447 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
10449 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
10450 (struct _elim_graph): New member const_dests; nodes member vector of
10452 (set_location_for_edge): New static helper.
10453 (create_temp): Remove.
10454 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
10455 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
10456 (new_elim_graph): Allocate const_dests member.
10457 (clean_elim_graph): Truncate const_dests member.
10458 (delete_elim_graph): Free const_dests member.
10459 (elim_graph_size): Adapt to new type of nodes member.
10460 (elim_graph_add_node): Likewise.
10461 (eliminate_name): Likewise.
10462 (eliminate_build): Don't take basic block argument, deal only with
10463 partition numbers, not variables.
10464 (get_temp_reg): New static helper.
10465 (elim_create): Use it, deal with RTL temporaries instead of trees.
10466 (eliminate_phi): Adjust all calls to new signature.
10467 (assign_vars, replace_use_variable, replace_def_variable): Remove.
10468 (rewrite_trees): Only do checking.
10469 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
10470 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
10471 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
10472 contains_tree_r, MAX_STMTS_IN_LATCH,
10473 process_single_block_loop_latch, analyze_edges_for_bb,
10474 perform_edge_inserts): Remove.
10475 (expand_phi_nodes): New global function.
10476 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
10477 functions, initialize new parameter, remember partitions having a
10479 (finish_out_of_ssa): New global function.
10480 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
10481 don't reset in_ssa_p here, don't disable TER when mudflap.
10482 (pass_del_ssa): Remove.
10483 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
10485 (execute_free_datastructures): Declare.
10486 * Makefile.in (SSAEXPAND_H): New variable.
10487 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
10488 * basic-block.h (commit_one_edge_insertion): Declare.
10489 * passes.c (init_optimization_passes): Move pass_nrv and
10490 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
10491 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
10492 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
10493 (redirect_branch_edge): Deal with super block when expanding, split
10494 out jump patching itself into ...
10495 (patch_jump_insn): ... here, new static helper.
10497 2009-04-26 Michael Matz <matz@suse.de>
10499 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
10500 beyond num_ssa_names.
10501 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
10502 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
10504 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10506 PR inline-asm/39543
10507 * fwprop.c (forward_propagate_asm): New function.
10508 (forward_propagate_and_simplify): Propagate also into __asm, if it
10509 doesn't increase the number of referenced registers.
10512 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
10514 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10516 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
10517 note_nonlocal_vla_type for nonlocal VLAs.
10518 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
10519 contains_remapped_vars, remap_vla_decls): New functions.
10520 (convert_nonlocal_reference_stmt): If not optimizing, call
10521 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
10522 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
10523 if it wasn't found in var_map.
10524 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
10525 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
10526 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
10528 * gimplify.c (nonlocal_vlas): New variable.
10529 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
10531 (gimplify_body): Create and destroy nonlocal_vlas.
10533 * dwarf2out.c (loc_descr_plus_const): New function.
10534 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
10535 mem_loc_descriptor, loc_descriptor_from_tree_1,
10536 descr_info_loc, gen_variable_die): Use it.
10538 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
10539 !TREE_STATIC VAR_DECLs.
10540 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
10541 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
10542 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
10543 DECL_BY_REFERENCE is valid.
10544 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
10545 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
10546 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
10547 Copy DECL_BY_REFERENCE.
10548 (struct nesting_copy_body_data): New type.
10549 (nesting_copy_decl): New function.
10550 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
10551 if they have variable length.
10553 2009-04-26 Michael Matz <matz@suse.de>
10555 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
10556 mark new temporaries for renaming.
10558 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10561 * c-decl.c (global_bindings_p): Return negative value.
10562 (c_variable_size): New. Based on variable_size from
10564 (grokdeclarator): Call c_variable_size not variable_size.
10566 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
10568 * config/i386/i386.c (print_operand) ['z']: Fix typo.
10570 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
10572 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
10573 Redefine it to just use mingw/include.
10574 (ASM_SPEC): Rules for -m32 and -m64.
10575 (LINK_SPEC): Use Likewise.
10576 (SPEC_32): New define.
10577 (SPEC_64): Likewise.
10578 (SUB_LINK_SPEC): Likewise.
10579 (MULTILIB_DEFAULTS): New define.
10580 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
10581 Add multilib options.
10582 (MULTILIB_DIRNAMES): Likewise.
10583 (MULTILIB_OSDIRNAMES): Likewise.
10584 (LIBGCC): Likewise.
10585 (INSTALL_LIBGCC): Likewise.
10587 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10590 * c-tree.h (enum c_inline_static_type): New.
10591 (record_inline_static): Declare.
10592 * c-decl.c (struct c_inline_static, c_inline_statics,
10593 record_inline_static, check_inline_statics): New.
10594 (pop_file_scope): Call check_inline_statics.
10595 (start_decl): Call record_inline_static instead of pedwarning
10596 directly for static in inline function.
10597 * c-typeck.c (build_external_ref): Call record_inline_static
10598 instead of pedwarning directly for static referenced in inline
10601 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
10603 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
10604 not new but only being rescanned.
10605 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
10606 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
10607 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
10608 record_set_info, compute_set, grealloc): Remove.
10609 (recompute_all_luids): New function.
10610 (gcse_main): Don't compute sets, and don't do related memory
10611 allocations/free-ing. If something changed before the end of the
10612 pass, update LUIDs using recompute_all_luids.
10613 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
10614 (free_gcse_mem): Don't free it either.
10615 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
10616 Use the df insn LUIDs.
10617 (load_killed_in_block): Likewise.
10618 (compute_hash_table_work): Don't compute reg_set_in_block.
10619 (compute_transp): Use DF_REG_DEF_CHAINs.
10620 (local_cprop_pass): Don't use compute_sets and related functions.
10621 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
10622 Use get_max_uid() instead of max_cuid.
10623 (insert_insn_end_basic_block, pre_insert_copy_insn,
10624 update_ld_motion_stores): Don't try to
10625 keep reg_set tables up to date.
10626 (pre_insert_copies): Use df insn LUIDs.
10627 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
10628 (reg_set_info): Don't use extra bitmap argument.
10629 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
10630 information to compute regs_set_in_block.
10631 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
10632 (bypass_jumps): Don't use compute_sets and friends.
10634 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10637 * opts.c (undocumented_msg): Do not leave blank even with
10640 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10642 * c-decl.c (build_enumerator): Allow values folding to integer
10643 constants but not integer constant expressions with a pedwarn if
10646 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10649 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
10650 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
10651 type is an integer constant.
10653 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10656 * config/i386/i386.c (print_operand) ['z']: Revert handling of
10659 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10662 * c-decl.c (grokdeclarator): Diagnose declarations of functions
10663 with variably modified return type and no storage class
10664 specifiers, except for the case of nested functions. Distinguish
10665 extern declarations of functions with variably modified return
10666 types from those of objects with variably modified types.
10668 2009-04-25 Jan Hubicka <jh@suse.cz>
10670 * tree.c (list_equal_p): New function.
10671 * tree.h (list_equal_p): Declare.
10672 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10673 basic_block_def, basic_block, const_basic_block): New.
10674 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
10675 (redirect_eh_edge): New function.
10676 (make_eh_edge_update_phi): EH edges are not abnormal.
10677 * except.c: Include tree-flow.h.
10678 (list_match): New function.
10679 (eh_region_replaceable_by_p): New function.
10680 (replace_region): New function.
10681 (hash_type_list): New function.
10682 (hash_eh_region): New function.
10683 (eh_regions_equal_p): New function.
10684 (merge_peers): New function.
10685 (remove_unreachable_regions): Verify EH tree when checking;
10687 (copy_eh_region_1): New function.
10688 (copy_eh_region): New function.
10689 (push_reachable_handler): New function.
10690 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
10691 regions without label but with live RESX.
10692 * except.h (redirect_eh_edge_to_label): New.
10693 * tree-flow.h (redirect_eh_edge): New.
10694 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10695 basic_block_def, basic_block, const_basic_block): Remove.
10696 * Makefile.in (except.o): Add dependency on tree-flow.h
10697 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
10698 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
10701 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
10704 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
10705 on the destination of memcpy.
10707 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
10709 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
10710 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
10711 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
10713 2009-04-25 Jan Hubicka <jh@suse.cz>
10715 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
10716 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
10717 to be reached by different label than left.
10718 (update_eh_edges): Update comment; remove edge_to_remove if possible
10719 and return true if suceeded.
10720 (cleanup_empty_eh): Accept sharing map; handle shared regions.
10721 (cleanup_eh): Compute sharing map.
10722 * except.c (remove_eh_handler_and_replace): Add argument if we should
10724 (remove_unreachable_regions): Update for label sharing.
10725 (label_to_region_map): Likewise.
10726 (get_next_region_sharing_label): New function.
10727 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
10729 (remove_eh_handler): Update.
10730 (remove_eh_region_and_replace_by_outer_of): New function.
10731 * except.h (struct eh_region): Add next_region_sharing_label.
10732 (remove_eh_region_and_replace_by_outer_of,
10733 get_next_region_sharing_label): Declare.
10734 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
10736 2009-04-25 Jan Hubicka <jh@suse.cz>
10738 * tree-cfg.c (split_critical_edges): Split also edges where we can't
10739 insert code even if they are not critical.
10741 2009-04-25 Jan Hubicka <jh@suse.cz>
10743 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10744 (gimple_can_remove_branch_p): EH edges won't remove branch by
10746 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
10747 updating of non-abnormal EH edges.
10748 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10749 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
10750 (split_critical_edges): Split also edges where emitting code on them
10751 will lead to splitting later.
10753 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10754 H.J. Lu <hongjiu.lu@intel.com>
10757 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
10758 the configured assembler supports fildq and fistpq mnemonics.
10759 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
10760 * configure: Regenerated.
10761 * config.in: Ditto.
10763 * config/i386/i386.c (print_operand): Handle 'Z'.
10764 ['z']: Remove handling of special fild/fist suffixes.
10765 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
10766 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
10767 suffix of fild insn.
10768 (*floatsi<mode>2_vector_mixed): Ditto.
10769 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
10770 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
10771 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
10772 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
10773 * config/i386/gas.h (GAS_MNEMONICS): Remove.
10775 2009-04-25 Ben Elliston <bje@au.ibm.com>
10777 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
10778 the source of a set operation.
10780 2009-04-25 Anatoly Sokolov <aesok@post.ru>
10782 * target.h (struct gcc_target): Add case_values_threshold field.
10783 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
10784 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
10785 * targhooks.c (default_case_values_threshold): New function.
10786 * targhooks.h (default_case_values_threshold): Declare function.
10787 * stmt.c (expand_case): Use case_values_threshold target hook.
10788 * expr.h (case_values_threshold): Remove declartation.
10789 * expr.c (case_values_threshold): Remove function.
10790 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
10792 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
10793 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10794 (avr_case_values_threshold): Declare as static.
10795 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
10797 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
10798 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10799 (mn10300_case_values_threshold): New function.
10801 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10803 * ira.c (setup_cover_and_important_classes): Add enum cast.
10805 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
10807 * genpreds.c (write_enum_constraint_num): Output definition of
10808 CONSTRAINT_NUM_DEFINED_P macro.
10809 * ira.c (setup_cover_and_important_classes): Use
10810 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
10812 2009-04-24 DJ Delorie <dj@redhat.com>
10814 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
10815 __SH2A_SINGLE_ONLY__ also.
10817 2009-04-24 Steve Ellcey <sje@cup.hp.com>
10819 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
10820 (movdf_internal): Ditto.
10821 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
10822 SFmode and DFmode constants.
10823 (ia64_print_operand): Add 'G' format for printing
10824 floating point constants.
10826 2009-04-24 Richard Guenther <rguenther@suse.de>
10828 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
10829 from unsigned additions.
10831 2009-04-24 Joseph Myers <joseph@codesourcery.com>
10833 * c-typeck.c (set_init_index): Allow array designators that are
10834 not integer constant expressions with a pedwarn if pedantic.
10836 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10838 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
10839 zero if no overlap in nonzero bits between the operands.
10841 2009-04-24 Ian Lance Taylor <iant@google.com>
10843 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
10844 (record_dead_and_set_regs): Likewise.
10845 * df.h (struct df_mw_hardreg): Change flags field to int.
10846 (struct df_base_ref): Likewise.
10847 (struct df): Change changeable_flags field to int.
10848 * df-scan.c (df_defs_record): Change clobber_flags to int.
10849 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
10850 constants rather than #define macros.
10851 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
10852 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
10853 (enum dwarf_calling_convention): Likewise.
10854 (enum dwarf_line_number_x_ops): Likewise.
10855 (enum dwarf_call_frame_info): Likewise.
10856 (enum dwarf_source_language): Likewise.
10857 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
10858 (add_calling_convention_attribute): Likewise.
10859 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
10860 (combine_comparisons): Change compcode to int. Add cast to enum type.
10861 * genrecog.c (maybe_both_true_2): Change c to int.
10862 (write_switch): Likewise. Add cast to enum type.
10863 * gimplify.c (gimplify_omp_for): Handle return values from
10864 gimplify_expr using MIN rather than bitwise or.
10865 (gimplify_expr): Add cast to enum type.
10866 * ipa-prop.c (update_jump_functions_after_inlining): Change
10867 IPA_BOTTOM to IPA_JF_UNKNOWN.
10868 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
10869 Add casts to enum type.
10870 (setup_cover_and_important_classes): Change cl to int. Add casts
10872 (setup_class_translate): Change cl and mode to int.
10873 (ira_init_once): Change mode to int.
10874 (free_register_move_costs): Likewise.
10875 (setup_prohibited_mode_move_regs): Add casts to enum type.
10876 * langhooks.c (add_builtin_function_common): Rework assertion that
10877 value fits bitfield.
10878 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
10879 * omega.c (omega_do_elimination): Avoid math on enum types.
10880 * optabs.c (expand_vec_shift_expr): Remove casts to int.
10881 * opts.c (set_debug_level): Change 2 to enum constant. Use new
10882 int local to handle integral_argment value.
10883 * regmove.c (try_auto_increment): Change PUT_MODE to
10885 * reload.c (push_secondary_reload): Add casts to enum type.
10886 (secondary_reload_class, find_valid_class): Likewise.
10887 * reload1.c (emit_input_reload_insns): Likewise.
10888 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
10889 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
10890 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
10892 * tree.c (build_common_builtin_nodes): Add casts to enum type.
10893 * tree-complex.c (complex_lattice_t): Typedef to int rather than
10895 (expand_complex_libcall): Add casts to enum type.
10896 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
10897 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
10898 with ERROR_MARK, not NUM_TREE_CODES.
10899 (vect_create_epilog_for_reduction): Likewise.
10900 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
10901 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
10902 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
10904 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
10905 vect_unused_in_loop. Change 0 to loop_vect.
10906 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
10907 * var-tracking.c (get_init_value): Change return type to enum
10909 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
10910 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
10912 (arm_override_options): Add casts to enum type.
10913 (arm_emit_tls_decoration): Likewise.
10914 * config/i386/i386.c (ix86_function_specific_restore): Add casts
10916 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
10917 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
10918 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
10920 * config/s390/s390.c (code_for_builtin_64): Change to array of
10922 (code_for_builtin_31): Likewise.
10923 (s390_expand_builtin): Change code_for_builtin to enum insn_code
10925 * config/sparc/sparc.c (sparc_override_options): Change value
10926 field in struct code_model to enum cmodel. In initializer change
10927 0 to NULL and add cast to enum type.
10929 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
10930 Change all callers. Issue a -Wc++-compat warning using
10931 lhs_origtype if necessary.
10932 (convert_for_assignment): Issue -Wc++-compat warnings about
10933 invalid conversions to enum type on assignment.
10934 * c-common.h (build_modify_expr): Update declaration.
10936 2009-04-24 Nick Clifton <nickc@redhat.com>
10938 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
10939 (function_arg_advance): Likewise.
10940 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
10943 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10945 * config/s390/constraints.md ('I', 'J'): Fix condition.
10947 2009-04-24 Diego Novillo <dnovillo@google.com>
10949 * gengtype-parse.c (parse_error): Add newline after message.
10951 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10953 * config/i386/sse.md (avxmodesuffixs): Removed.
10954 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
10955 (*avx_pinsr<ssevecsize>): This.
10957 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10959 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
10960 follow chains of regs with a single definition, and allow expressions
10961 that are function_invariant_p.
10962 (simple_rhs_p): Allow expressions that are function_invariant_p.
10964 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
10966 PR middle-end/39867
10967 * fold-const.c (fold_cond_expr_with_comparison): When folding
10968 > and >= to MAX, make sure the MAX uses the same type as the
10969 comparison's operands.
10971 2009-04-24 Nick Clifton <nickc@redhat.com>
10973 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
10974 addressing for DImode accesses.
10975 (frv_print_operand_address): Handle PLUS case.
10976 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
10978 2009-04-24 Jakub Jelinek <jakub@redhat.com>
10980 PR rtl-optimization/39794
10981 * alias.c (canon_true_dependence): Add x_addr argument.
10982 * rtl.h (canon_true_dependence): Adjust prototype.
10983 * cse.c (check_dependence): Adjust canon_true_dependence callers.
10984 * cselib.c (cselib_invalidate_mem): Likewise.
10985 * gcse.c (compute_transp): Likewise.
10986 * dse.c (scan_reads_nospill): Likewise.
10987 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
10988 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
10989 canon_base_addr of the group, plus optional offset.
10990 (struct group_info): Rename canon_base_mem to
10992 (get_group_info): Set canon_base_addr to canon_rtx of base, not
10993 canon_rtx of base_mem.
10995 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
10997 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
10998 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
11000 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11002 * config/spu/spu-builtins.h: Delete file.
11004 * config/spu/spu.h (enum spu_builtin_type): Move here from
11006 (struct spu_builtin_description): Likewise. Add GTY marker.
11007 Do not use enum spu_function_code or enum insn_code.
11008 (spu_builtins): Add extern declaration.
11010 * config/spu/spu.c: Do not include "spu-builtins.h".
11011 (enum spu_function_code, enum spu_builtin_type_index,
11012 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
11013 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
11014 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
11015 unsigned_V2DI_type_node): Move here from spu-builtins.h.
11016 (spu_builtin_types): Make static. Add GTY marker.
11017 (spu_builtins): Add extern declaration with GTY marker.
11018 Include "gt-spu.h".
11020 * config/spu/spu-c.c: Do not include "spu-builtins.h".
11021 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
11022 Check programmatically whether all parameters are scalar.
11024 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
11026 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
11028 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
11029 assignment from the constructor either if the target is volatile.
11031 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
11033 * config/arm/arm.md (insv): Do not share operands[0].
11035 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
11037 * config/vxlib-tls.c (active_tls_threads): Delete.
11038 (delete_hook_installed): New.
11039 (tls_delete_hook): Don't delete the delete hook.
11040 (tls_destructor): Delete it here.
11041 (__gthread_set_specific): Adjust installing the delete hook.
11042 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
11043 __gthread_leave_tsd_dtor_context.
11045 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
11047 * c-format.c (gcc_tdiag_char_table): Add support for %E.
11049 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
11051 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
11053 (alpha_rtx_costs): Ditto.
11054 (emit_unlikely_jump): Use add_reg_note.
11055 (emit_frame_store_1): Ditto.
11056 (alpha_expand_prologue): Ditto.
11057 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11058 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
11060 2009-04-23 Nick Clifton <nickc@redhat.com>
11062 * config/v850/v850.md (epilogue): Remove suppressed code.
11063 (return): Rename to return_simple and remove test of frame size.
11064 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
11065 to gen_return_simple.
11067 2009-04-22 Jing Yu <jingyu@google.com>
11070 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
11072 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11075 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
11076 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
11077 value is a VECTOR_CST, the element type is the element type of the
11080 2009-04-22 DJ Delorie <dj@redhat.com>
11082 * config/m32c/m32c.h: Update GTY annotations to new syntax.
11084 2009-04-22 Jakub Jelinek <jakub@redhat.com>
11086 * alias.c (find_base_term): Move around LO_SUM case, so that
11087 CONST falls through into PLUS/MINUS handling.
11090 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
11091 into 0, use omit_one_operand.
11093 2009-04-23 Ben Elliston <bje@au.ibm.com>
11095 * config/rs6000/linux-unwind.h (get_regs): Remove type
11096 puns. Change the type of `pc' to an array of unsigned ints and
11097 update all users. Constify frame24.
11099 2009-04-22 DJ Delorie <dj@redhat.com>
11101 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
11102 declarations before code.
11103 (current_function_special_page_vector): Likewise.
11104 (m32c_expand_insv): Silence a warning.
11106 2009-04-21 Taras Glek <tglek@mozilla.com>
11108 * alias.c: Update GTY annotations to new syntax.
11109 * basic-block.h: Likewise.
11110 * bitmap.h: Likewise.
11111 * c-common.h: Likewise.
11112 * c-decl.c: Likewise.
11113 * c-parser.c: Likewise.
11114 * c-pragma.c: Likewise.
11115 * c-tree.h: Likewise.
11116 * cfgloop.h: Likewise.
11117 * cgraph.h: Likewise.
11118 * config/alpha/alpha.c: Likewise.
11119 * config/arm/arm.h: Likewise.
11120 * config/avr/avr.h: Likewise.
11121 * config/bfin/bfin.c: Likewise.
11122 * config/cris/cris.c: Likewise.
11123 * config/darwin.c: Likewise.
11124 * config/frv/frv.c: Likewise.
11125 * config/i386/i386.c: Likewise.
11126 * config/i386/i386.h: Likewise.
11127 * config/i386/winnt.c: Likewise.
11128 * config/ia64/ia64.h: Likewise.
11129 * config/iq2000/iq2000.c: Likewise.
11130 * config/mips/mips.c: Likewise.
11131 * config/mmix/mmix.h: Likewise.
11132 * config/pa/pa.c: Likewise.
11133 * config/pa/pa.h: Likewise.
11134 * config/rs6000/rs6000.c: Likewise.
11135 * config/s390/s390.c: Likewise.
11136 * config/sparc/sparc.c: Likewise.
11137 * config/xtensa/xtensa.c: Likewise.
11138 * cselib.h: Likewise.
11139 * dbxout.c: Likewise.
11140 * dwarf2out.c: Likewise.
11141 * except.c: Likewise.
11142 * except.h: Likewise.
11143 * fixed-value.h: Likewise.
11144 * function.c: Likewise.
11145 * function.h: Likewise.
11146 * gimple.h: Likewise.
11147 * integrate.c: Likewise.
11148 * optabs.c: Likewise.
11149 * output.h: Likewise.
11150 * real.h: Likewise.
11152 * stringpool.c: Likewise.
11153 * tree-data-ref.c: Likewise.
11154 * tree-flow.h: Likewise.
11155 * tree-scalar-evolution.c: Likewise.
11156 * tree-ssa-address.c: Likewise.
11157 * tree-ssa-alias.h: Likewise.
11158 * tree-ssa-operands.h: Likewise.
11159 * tree.c: Likewise.
11160 * tree.h: Likewise.
11161 * varasm.c: Likewise.
11162 * varray.h: Likewise.
11164 * coretypes.h: Do not define GTY macro if it is already defined.
11165 * doc/gty.texi: Update GTY documentation to new syntax.
11166 * gengtype-lex.l: Enforce attribute-like syntax for GTY
11167 annotations on structs.
11168 * gengtype-parse.c: Likewise.
11170 2009-04-22 Mark Heffernan <meheff@google.com>
11172 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
11174 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11176 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
11179 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11181 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
11182 the same as a PLUS without a shift. Increase the cost of a
11185 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11187 * Makefile.in: Update dependencies.
11188 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
11189 * errors.h: Remove bogus comment about compatibility.
11190 (warning): Update declaration.
11191 * genautomata.c: Update all calls to warning.
11192 * gimple.c: Do not include errors.h. Include toplev.h.
11193 * tree-ssa-structalias.c: Do not include errors.h.
11194 * omega.c: Likewise.
11195 * tree-ssa-reassoc.c: Likewise.
11196 * config/spu/spu-c.c: Likewise.
11197 * config/spu/t-spu-elf: Update dependencies.
11199 2009-04-22 Richard Guenther <rguenther@suse.de>
11201 PR tree-optimization/39824
11202 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
11203 make sure the types are compatible.
11205 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11208 * c-common.c (c_parse_error): Take a token_flags parameter.
11209 Use token_type for the token type instead.
11210 Pass token_flags to cpp_type2name.
11211 * c-common.h (c_parse_error): Update declaration.
11212 * c-parser.c (c_parser_error): Pass 0 as token flags.
11214 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
11216 PR rtl-optimization/39580
11217 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
11219 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11221 * function.c (expand_function_end): Do not emit a jump to the "naked"
11222 return label for fall-through returns.
11223 * except.c (sjlj_emit_function_exit): Always place the call to the
11224 unregister function at the location installed by expand_function_end.
11226 2009-04-22 Richard Guenther <rguenther@suse.de>
11228 PR tree-optimization/39845
11229 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
11230 (gen_inbound_check): Likewise.
11232 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
11234 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
11236 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
11237 * config/vxlib.c (__gthread_once): Add race guard for PPC.
11239 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11241 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
11242 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
11243 shift counts to avoid out-of-bounds array accesses.
11245 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11247 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
11248 (Pmode): Move above.
11250 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
11252 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
11253 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
11254 GET_CODE macro. Use IN_RANGE macro where appropriate.
11255 * config/alpha/alpha.h: Ditto.
11256 * config/alpha/alpha.md: Ditto.
11257 * config/alpha/constraints.md: Ditto.
11258 * config/alpha/predicates.md: Ditto.
11260 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11262 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
11263 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11264 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11265 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11266 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11267 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11268 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11269 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11270 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11271 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11272 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11273 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11274 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11275 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11276 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11277 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11278 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11279 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11280 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11281 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11282 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11283 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11284 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11285 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11286 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11287 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11288 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11290 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11292 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
11293 references from comments.
11294 * cfgbuild.c: (count_basic_blocks): Delete.
11295 (find_basic_blocks_1): Delete.
11296 (find_basic_blocks): Delete.
11297 * except.c (finish_eh_generation): Make static. Move comment from
11298 except.h here. Remove find_basic_blocks references from comments.
11299 * except.h (finish_eh_generation): Delete.
11300 * basic-block.h (find_basic_blocks): Delete.
11301 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
11303 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
11305 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
11306 (sdbout_parms): Likewise.
11308 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
11310 * config/sh/sh.c (prepare_cbranch_operands): Use
11311 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
11312 (expand_cbranchdi4): Likewise.
11313 (from_compare): Add cast to enum type.
11314 (expand_cbranchsi4): Use add_reg_note.
11315 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
11316 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
11317 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
11318 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11319 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
11320 instead of CODE_FOR_nothing.
11321 (cbranchdi4): Likewise. Fix the order of arguments for
11323 (push_fpscr): Use add_reg_note.
11324 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
11325 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
11327 2009-04-21 Joseph Myers <joseph@codesourcery.com>
11329 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
11330 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11331 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11332 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
11333 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
11334 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
11335 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
11336 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
11337 config/alpha/x-vms, config/arc/t-arc,
11338 config/arm/README-interworking, config/arm/arm-c.c,
11339 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
11340 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
11341 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
11342 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
11343 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
11344 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
11345 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
11346 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
11347 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
11348 config/cris/t-elfmulti, config/crx/t-crx,
11349 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
11350 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
11351 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
11352 config/h8300/t-h8300, config/i386/athlon.md,
11353 config/i386/darwin-libgcc.10.4.ver,
11354 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
11355 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
11356 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
11357 config/i386/t-linux64, config/i386/t-nwld,
11358 config/i386/t-rtems-i386, config/i386/t-sol2-10,
11359 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
11360 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
11361 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
11362 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
11363 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
11364 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
11365 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
11366 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
11367 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
11368 config/m68k/t-uclinux, config/mcore/t-mcore,
11369 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
11370 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
11371 config/mips/crtn.asm, config/mips/irix-crti.asm,
11372 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
11373 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
11374 config/mips/mips-fixed.md, config/mips/sb1.md,
11375 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
11376 config/mips/t-iris6, config/mips/t-isa3264,
11377 config/mips/t-libgcc-mips16, config/mips/t-linux64,
11378 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
11379 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
11380 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
11381 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
11382 config/mn10300/t-linux, config/mn10300/t-mn10300,
11383 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
11384 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
11385 config/picochip/libgccExtras/clzsi2.asm,
11386 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
11387 config/rs6000/darwin-libgcc.10.4.ver,
11388 config/rs6000/darwin-libgcc.10.5.ver,
11389 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
11390 config/rs6000/t-aix43, config/rs6000/t-aix52,
11391 config/rs6000/t-darwin, config/rs6000/t-fprules,
11392 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
11393 config/rs6000/t-lynx, config/rs6000/t-netbsd,
11394 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
11395 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
11396 config/rs6000/t-rtems, config/rs6000/t-spe,
11397 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
11398 config/score/t-score-elf, config/sh/divcost-analysis,
11399 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
11400 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
11401 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
11402 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
11403 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
11404 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
11405 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
11406 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
11407 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
11408 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
11409 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
11410 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
11411 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
11412 limitx.h, version.c, xcoff.h: Add copyright and license notices.
11413 * config/h8300/genmova.sh: Include copyright and license notices
11414 in generated output.
11415 * config/h8300/mova.md: Regenerate.
11416 * doc/install.texi2html: Include word "Copyright" in copyright
11417 notice and use name "Free Software Foundation, Inc.".
11418 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11419 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11420 ChangeLog-2007, ChangeLog-2008: Correct dates.
11422 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
11424 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
11425 NE_EXPR operations as well.
11426 * c-parser.c (c_parser_condition): Do not set location information on
11428 (c_parser_conditional_expression): Likewise.
11429 (c_parser_binary_expression): Set location information on operators.
11430 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
11431 TRUTH_NOT_EXPR has been folded.
11432 * fold-const.c (fold_truth_not_expr): Copy location information from
11433 the incoming expression to the outgoing one.
11434 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
11435 recursive calls on the LHS of the operator but pass that of the
11436 operator to recursive calls on the RHS of the operator. Set it
11438 (shortcut_cond_expr): Set the locus of the operator on the second
11439 COND_EXPR and that of the expression on the first in degenerate cases.
11440 Pass the locus of the expression to calls to shortcut_cond_r.
11441 Set the locus of the 'then' block on the associated jump, if any.
11442 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
11443 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
11444 expression to call to gimplify_boolean_expr.
11446 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
11448 * config.gcc: Add additional configuration for
11449 i686-w64-mingw* and x86_64-w64-mingw* triplet.
11450 * config/i386/mingw-w64.h: New mingw-w64 specific header.
11451 (CPP_SPEC): Redefine for allowing -municode option.
11452 (STARTFILE_SPEC): Likewise.
11453 * config/i386/t-mingw-w64: New.
11454 * config/i386/mingw-w64.opt: New.
11455 (municode): Add new target option.
11456 * doc/invoke.texi (municode): Add documentation for new option.
11458 2009-04-21 Ian Lance Taylor <iant@google.com>
11460 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11461 Correct test for number of arguments.
11462 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
11464 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
11466 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
11467 argument of emit_library_call.
11469 2009-04-21 Richard Guenther <rguenther@suse.de>
11471 PR middle-end/39829
11472 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
11473 inside VIEW_CONVERT_EXPRs.
11475 2009-04-21 Martin Jambor <mjambor@suse.cz>
11477 * tree-switch-conversion.c (build_constructors): Split a long line.
11478 (constructor_contains_same_values_p): New function.
11479 (build_one_array): Create assigns of constants if possible, do not
11480 call mark_sym_for_renaming, call update_stmt.
11481 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
11482 make_rename_temp. Do not call mark_symbols_for_renaming, call
11484 (gen_def_assigns): Do not call mark_symbols_for_renaming or
11485 find_new_referenced_vars, call update_stmt.
11486 (gen_inbound_check): Use create_tmp_var and create ssa names manually
11487 instead of calling make_rename_temp. Do not call
11488 find_new_referenced_vars or mark_symbols_for_renaming, call
11491 2009-04-21 Richard Guenther <rguenther@suse.de>
11493 PR tree-optimization/39827
11494 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
11495 (tree_ssa_phiprop): Pass the correct array size.
11497 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
11499 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
11501 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
11504 * c-typeck.c (lvalue_p): Move declaration ...
11505 * c-common.h (lvalue_p): ... to here.
11506 * c-common.c (candidate_equal_p): New.
11507 (add_tlist): Use it.
11508 (merge_tlist): Use it.
11509 (warn_for_collisions_1): Likewise.
11510 (warning_candidate_p): Accept more candidates.
11511 (verify_tree): A warning candidate can be an expression. Use
11514 2009-04-21 Ben Elliston <bje@au.ibm.com>
11517 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
11518 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
11519 options. Remove -mcall-solaris documentation.
11521 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11524 * doc/invoke.texi (-Wlong-long): Update description.
11525 * c-lex (interpret_integer): Only warn if there was no previous
11526 overflow and -Wlong-long is enabled.
11527 * c-decl.c (declspecs_add_type): Drop redundant flags.
11528 * c.opt (Wlong-long): Init to -1.
11529 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
11530 and front-end warn_long_long. Wlong-long only depends on other
11531 flags if it is uninitialized.
11532 * c-parser.c (disable_extension_diagnostics): warn_long_long is
11533 the same for CPP and FE.
11534 (restore_extension_diagnostics): Likewise.
11536 2009-04-20 Ian Lance Taylor <iant@google.com>
11538 Fix enum conversions which are invalid in C++:
11539 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
11540 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
11541 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
11542 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
11543 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
11544 (dbxout_parms): Likewise.
11545 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
11546 (df_clear_flags): Likewise.
11547 * df-problems.c (df_rd_bb_local_compute_process_def): Change
11548 top_flag parameter to int.
11549 (df_chain_create_bb_process_use): Likewise.
11550 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
11552 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
11553 (df_ref_create_structure, df_def_record_1): Likewise.
11554 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
11555 (df_notes_rescan): Change 0 to VOIDmode in function call.
11556 (df_get_call_refs, df_insn_refs_collect): Likewise.
11557 (df_bb_regs_collect): Likewise.
11558 (df_entry_block_defs_collect): Likewise.
11559 (df_exit_block_uses_collect): Likewise.
11560 * df.h: Update declarations.
11561 * double-int.c (double_int_divmod): Add cast to enum type.
11562 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
11563 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
11564 (based_loc_descr): Likewise.
11565 (loc_descriptor_from_tree_1): Change first_op and second_op to
11566 enum dwarf_location_atom. Add cast to enum type.
11567 * expmed.c (init_expmed): Change 0 to SET in function call.
11568 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
11569 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
11570 (do_store_flag): Likewise.
11571 * fixed-value.h (struct fixed_value): Change mode to enum
11573 * function.c (assign_parms): Change 0 to VOIDmode in function call.
11574 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
11576 (insert_insn_decl, insert_decl, insert_state): Likewise.
11577 (automata_list_finish): Likewise.
11578 * genrecog.c (process_define_predicate): Add cast to enum type.
11579 * gensupport.c (init_predicate_table): Add cast to enum type.
11580 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
11582 (gimple_build_call_1, gimple_build_label): Likewise.
11583 (gimple_build_goto, gimple_build_asm_1): Likewise.
11584 (gimple_build_switch_1, gimple_build_cdt): Likewise.
11585 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
11586 (enum fallback): Rename from enum fallback_t.
11587 (fallback_t): Typedef as int.
11588 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
11589 GSI_SAME_STMT in function call.
11590 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
11592 (setup_reg_class_relations): Likewise.
11593 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
11594 (setup_prohibited_class_mode_regs): Add cast to enum type.
11595 (setup_prohibited_mode_move_regs): Likewise.
11596 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
11597 (record_address_regs): Change i to enum reg_class.
11598 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
11599 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
11600 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
11601 (GET_MODE_2XWIDER_MODE): Likewise.
11602 (GET_CLASS_NARROWEST_MODE): Likewise.
11603 * omp-low.c (expand_omp_for): Add cast to enum type.
11604 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
11605 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
11606 * postreload.c (reload_cse_simplify_operands): Change rclass local
11608 * predict.c (combine_predictions_for_insn): Change best_predictor
11609 and predictor to enum br_predictor.
11610 (combine_predictions_for_bb): Likewise.
11611 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
11612 use SET_PREDICT_EXPR_OUTCOME.
11613 * real.c (real_arithmetic): Change icode to code in function call.
11614 * reginfo.c (init_move_cost): Add casts to enum type.
11615 (init_reg_sets_1, init_fake_stack_mems): Likewise.
11616 * regmove.c (regclass_compatible_p): Change class0 and class1 to
11618 * reload.c (find_valid_class): Add casts to enum type.
11619 (push_reload): Change 0 to NO_REGS in function call.
11620 (find_reloads): Change this_alternative to array of enum
11621 reg_class. Remove some now-unnecessary casts.
11622 (make_memloc): Change 0 to VOIDmode in function call.
11623 * reload1.c (reload): Change 0 to VOIDmode in function call.
11624 (eliminate_regs_1, elimination_effects): Likewise.
11625 (eliminate_regs_in_insn): Likewise.
11626 (emit_input_reload_insns): Add cast to enum type.
11627 (delete_output_reload): Change 0 to VOIDmode in function call.
11628 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
11629 to enum type in function call.
11630 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
11631 (SET_PREDICT_EXPR_OUTCOME): Define.
11632 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
11633 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
11634 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
11635 (dump_function): Likewise.
11636 * tree-dump.h: Update declarations.
11637 * tree-pass.h: Update declarations.
11638 * varasm.c (assemble_integer): Change mclass to enum mode_class.
11639 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
11641 (arm_rtx_costs_1): Correct parenthesization.
11642 (arm_rtx_costs): Add casts to enum type.
11643 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
11644 (vfp_emit_fstmd): Use add_rg_note.
11645 (emit_multi_reg_push, emit_sfm): Likewise.
11646 (thumb_set_frame_pointer): Likewise.
11647 (arm_expand_prologue): Likewise.
11648 (arm_regno_class): Change return type to enum reg_class.
11649 (thumb1_expand_prologue): Use add_reg_note.
11650 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
11651 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
11653 * config/arm/gentune.sh: Add cast to enum type.
11654 * config/arm/arm-tune.md: Rebuild.
11655 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
11656 (ix86_split_fp_branch, predict_jump): Likewise.
11657 (ix86_expand_multi_arg_builtin): Change sub_code from enum
11658 insn_code to enum rtx_code.
11659 (ix86_builtin_vectorized_function): Add cast to enum type.
11660 * config/i386/i386.md (truncdfsf2): Change slot to enum
11662 (truncxf<mode>2, isinf<mode>2): Likewise.
11663 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
11665 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
11666 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
11667 (insert_bundle_state): Change 1 to INSERT in function call.
11668 (ia64_add_bundle_selector_before): Likewise.
11669 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
11670 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
11671 (restore_stack_nonlocal): Likewise.
11672 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
11674 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
11676 (mips_rtx_costs): Likewise.
11677 (mips_override_options): Add casts to enum type.
11678 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
11680 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
11681 (store_reg, set_reg_plus_d): Likewise.
11682 (hppa_expand_prologue, hppa_profile_hook): Likewise.
11683 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
11685 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
11687 (emit_unlikely_jump): Use add_reg_note.
11688 (rs6000_emit_allocate_stack): Likewise.
11689 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
11690 (output_toc): Change 1 to INSERT in function call.
11691 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
11692 (rs6000_initialize_trampoline): Likewise.
11693 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
11695 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
11696 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
11697 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
11698 (save_gprs): Use add_reg_note.
11699 (s390_emit_prologue): Likewise.
11700 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11701 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
11702 (sparc_fold_builtin): Add cast to enum type.
11703 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
11705 (spu_expand_prologue): Use add_reg_note.
11706 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
11708 2009-04-20 Ian Lance Taylor <iant@google.com>
11710 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
11711 (c_parser_postfix_expression_after_primary): Get VEC for list of
11712 arguments. Get original types of arguments. Call
11713 build_function_call_vec.
11714 (cached_expr_list_1, cached_expr_list_2): New static variables.
11715 (c_parser_expr_list): Change return type to VEC *. Add
11716 p_orig_types parameter. Change all callers.
11717 (c_parser_release_expr): New static function.
11718 (c_parser_vec_to_tree_list): New static function.
11719 * c-typeck.c (build_function_call): Rewrite to build a VEC and
11720 call build_function_call_vec.
11721 (build_function_call_vec): New function, based on old
11722 build_function_call.
11723 (convert_arguments): Remove nargs and argarray parameters. Change
11724 values to a VEC. Add origtypes parameter.
11725 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
11726 (convert_for_assignment): Add origtype parameter. Change all
11727 callers. If warn_cxx_compat, check for conversion to an enum
11728 type when calling a function.
11729 (store_init_value): Add origtype parameter. Change all callers.
11730 (digest_init): Likewise.
11731 (struct init_node): Add origtype field.
11732 (add_pending_init): Add origtype parameter. Change all callers.
11733 (output_init_element): Likewise.
11734 (output_pending_init_elements): Pass origtype from init_node to
11735 output_init_element.
11736 (process_init_element): Pass origtype from c_expr to
11737 output_init_element.
11738 (c_finish_return): Add origtype parameter. Change all callers.
11739 * c-common.c (sync_resolve_size): Change params to VEC *. Change
11741 (sync_resolve_params): Likewise.
11742 (sync_resolve_return): Change params to first_param. Change caller.
11743 (resolve_overloaded_builtins): Change params to VEC *. Change
11744 callers. Save first parameter around call to build_function_call_vec.
11745 * c-decl.c (finish_decl): Add origtype parameter. Change all
11746 callers. Call build_function_call_vec rather than
11747 build_function_call for cleanup.
11748 * c-tree.h: Update declarations.
11749 * c-common.h: Update declarations.
11750 * stub-objc.c (objc_rewrite_function_call): Change parameter from
11751 params to first_param.
11752 * target.h (struct gcc_target): Change resolve_overloaded_builtin
11753 params parameter from tree to void *.
11754 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11755 Change arglist parameter to have type void *, and to be a pointer
11757 * config/rs6000/rs6000-protos.h
11758 (altivec_resolve_overloaded_builtin): Update declaration.
11759 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
11760 fnargs parameter to have type void *, and to be a pointer to a
11761 VEC. Call build_function_call_vec instead of
11762 build_function_call.
11763 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
11765 2009-04-20 Joey Ye <joey.ye@intel.com>
11766 Xuepeng Guo <xuepeng.guo@intel.com>
11767 H.J. Lu <hongjiu.lu@intel.com>
11769 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
11771 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
11772 (IX86_LEA_PRIORITY): Likewise.
11773 (distance_non_agu_define): New function.
11774 (distance_agu_use): Likewise.
11775 (ix86_lea_for_add_ok): Likewise.
11776 (ix86_dep_by_shift_count): Likewise.
11778 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
11779 should split for LEA.
11781 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
11783 (ix86_dep_by_shift_count): Likewise.
11785 2009-04-20 Richard Guenther <rguenther@suse.de>
11787 * expr.c (handled_component_p): Move ...
11788 * tree.h (handled_component_p): ... here.
11789 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
11790 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
11791 and REALPART_EXPR to be in one group.
11793 2009-04-20 Richard Guenther <rguenther@suse.de>
11795 * basic-block.h (get_all_dominated_blocks): Declare.
11796 * dominance.c (get_all_dominated_blocks): New function.
11797 * tree-cfg.c (get_all_dominated_blocks): Remove.
11798 (remove_edge_and_dominated_blocks): Adjust.
11799 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
11800 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
11801 instead of recursing.
11803 2009-04-20 Doug Kwan <dougkwan@google.com>
11805 * cgraph.h (cgraph_node_ptr): New type for vector functions.
11806 (struct cgraph_node_set_def): New type.
11807 (cgraph_node_set) New type. Also declare vector functions.
11808 (struct cgraph_node_set_element_def): New type.
11809 (cgraph_node_set_element): Ditto.
11810 (cgraph_node_set_iterator): New iterator type.
11811 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
11812 cgraph_node_set_remove, dump_cgraph_node_set,
11813 debug_cgraph_node_set): New prototypes.
11814 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
11815 cgraph_node_set_size): New inlines.
11816 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
11817 including cgraph.h.
11818 (struct ipa_opt_pass): Add struct cgraph_node_set_def
11819 argument to function 'write_summary'.
11820 * ipa.c: Include ggc.h.
11821 (hash_cgraph_node_set_element,
11822 eq_cgraph_node_set_element, cgraph_node_set_new,
11823 cgraph_node_set_add, cgraph_node_set_remove,
11824 cgraph_node_set_find, dump_cgraph_node_set,
11825 debug_cgraph_node_set): New functions.
11826 * Makefile.in (ipa.o): Add dependency on GGC_H.
11828 2009-04-20 Ira Rosen <irar@il.ibm.com>
11830 PR tree-optimization/39675
11831 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
11832 check of the return code of vect_schedule_slp. Check that
11833 stmt_vec_info still exists for the statement, before checking its
11834 vectorization type.
11836 2009-04-20 Michael Matz <matz@suse.de>
11838 * Makefile.in (generated_files): Take out $(simple_generated_c).
11840 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
11842 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
11843 (UINTPTR_TYPE): Likewise.
11845 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11848 * c-typeck.c (digest_init): Check for initializing an array with a
11851 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11854 * c-semantics.c (pop_stmt_list): Propagate
11855 STATEMENT_LIST_HAS_LABEL to parent statement list.
11857 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
11859 * config/mips/mips.h (mips_tune_attr): New macro.
11860 * config/mips/mips.md (cpu): Use it.
11862 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11865 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
11868 2009-04-19 Diego Novillo <dnovillo@google.com>
11870 * toplev.c (compile_file): Move call to coverage_finish ...
11871 * cgraphunit.c (ipa_passes): ... here.
11872 Call cgraph_process_new_functions.
11873 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
11874 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
11876 2009-04-19 Jan Hubicka <jh@suse.cz>
11878 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
11880 (dump_cgraph_node): Dump can throw external flag.
11881 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
11883 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11887 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
11888 * common.opt (Wlogical-op): Move from here...
11889 * c.opt (Wlogical-op): ... to here.
11890 * c-typeck.c (parser_build_binary_op): Update call to
11891 warn_logical_operator.
11892 * c-opts.c (c_common_post_options): Enable warn_logical_op with
11894 * c-common.c (warn_logical_op): Update.
11895 * c-common.h (warn_logical_op): Update declaration.
11897 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
11899 * tree.c (protected_set_expr_location): Fix formatting.
11901 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11904 * c-typeck.c (readonly_warning): new.
11905 (build_unary_op, build_modify_expr): Use readonly_warning for
11906 storing into something readonly but not const-qualified.
11908 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11911 * c-typeck.c (build_unary_op): Check for taking address of
11912 expression of type void.
11914 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11917 * c-typeck.c (build_function_call): Check for calling a function
11918 with qualified void return types. Call require_complete_type when
11921 2009-04-18 Jan Hubicka <jh@suse.cz>
11923 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
11925 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
11926 can_throw_external flag.
11927 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
11928 * ipa-pure-const.c (ignore_edge): New function.
11929 (propagate): Compute order for NOTHROW computation; set NOTHROWs
11930 only over can_throw_external edges.
11931 (local_pure_const): Add nothrow flag.
11932 * ipa-utils.c (searchc): Add ignore_edge callback.
11933 (ipa_utils_reduced_inorder): Add ignore_edge callback.
11934 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
11935 (set_nothrow_function_flags): Update cgraph.
11936 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
11938 2009-04-18 Richard Guenther <rguenther@suse.de>
11940 PR middle-end/39804
11941 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
11942 (fold_stmt): ... this and ...
11943 (fold_stmt_inplace): ... this.
11944 (fold_stmt_1): Fold references in calls and asms.
11945 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
11947 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11949 * tree-vrp.c (ssa_name_nonzero_p): Remove.
11950 * tree.h: Remove the prototype for ssa_name_nonzero_p.
11952 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11954 * tree.c (function_args_count): Remove.
11955 * tree.h: Remove the prototype for function_args_count.
11957 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11959 * tree-iterator.c (expr_only): Remove.
11960 * tree.h: Remove the prototype for expr_only.
11962 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11964 * reginfo.c (cannot_change_mode_set_regs): Remove.
11965 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
11967 2009-04-08 Anatoly Sokolov <aesok@post.ru>
11969 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
11970 whether operands 0 and 1 overlaps.
11972 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
11974 PR middle-end/36902
11975 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
11976 pointer. Use warning_at instead of warning.
11977 (search_for_addr_array): Likewise.
11978 (check_array_bounds): Likewise.
11979 (check_all_array_refs): Check that the incoming edge is not in the
11980 list of edges to be removed.
11981 (check_all_array_refs): Avoid the temporal pointer.
11982 (vrp_visit_cond_stmt): Fix typo.
11983 (simplify_switch_using_ranges): Handle the case where the switch
11984 index is an integer constant.
11986 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
11988 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
11990 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11992 * doc/extend.texi, doc/invoke.texi: Fix typos.
11994 2009-04-17 Cary Coutant <ccoutant@google.com>
11996 * tree-flow-inline.h (get_lineno): Fix inverted test.
11998 2009-04-17 Diego Novillo <dnovillo@google.com>
12000 * tree-ssa-pre.c (create_expression_by_pieces): Remove
12001 assertion for AVAIL_OUT.
12003 2009-04-17 Mike Frysinger <vapier@gentoo.org>
12006 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
12007 * config/sh/linux-atomic.asm: Likewise.
12009 2009-04-17 Diego Novillo <dnovillo@google.com>
12011 * except.c (debug_eh_tree): New.
12012 (struct eh_region, struct eh_status): Move ...
12013 * except.h: ... here.
12014 (add_type_for_runtime): Declare extern.
12015 (lookup_type_for_runtime): Likewise.
12016 (debug_eh_tree): Declare.
12017 * Makefile.in (GTFILES): List except.h before except.c
12019 2009-04-17 Diego Novillo <dnovillo@google.com>
12021 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
12022 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
12023 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
12024 (find_vars_r): ... here.
12025 * tree-flow.h (find_referenced_vars_in): Declare.
12026 * tree-ssa-pre.c (create_expression_by_pieces): Assert
12027 that AVAIL_OUT exists for BLOCK.
12028 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
12029 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
12030 (tree-parloops.o): Likewise.
12032 2009-04-17 Simon Baldwin <simonb@google.com>
12034 * toplev.c (default_tree_printer): Add handling for %E format.
12036 2009-04-17 Diego Novillo <dnovillo@google.com>
12038 * tree-pretty-print.c (dump_generic_node): Add break after
12039 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
12040 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
12041 FUNCTION_TYPE together. Call print_struct_decl when printing
12042 structures and TDF_SLIM is not given.
12043 (print_struct_decl): Fix logic for detecting recursion.
12045 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12048 * gcc.c (create_at_file): New.
12049 (compile_input_file_p): New.
12050 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
12051 * main.c (main): Update call to toplev_main.
12052 * toplev.c (toplev_main): Change signature. Call expandargv.
12053 * toplev.h (toplev_main): Change signature.
12055 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12057 * dwarf2out.c (field_byte_offset): Use the type size as the field size
12058 if the latter is not constant.
12060 2009-04-17 David Edelsohn <edelsohn@gnu.org>
12062 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
12064 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12066 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
12067 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
12069 2009-04-17 Richard Guenther <rguenther@suse.de>
12071 * tree-ssa-structalias.c (get_constraint_for_component_ref):
12072 Handle component references view-converting an invariant address.
12074 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
12076 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
12077 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
12078 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
12079 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
12080 Use @deftypevr rather than @deftypevar.
12082 2009-04-17 Richard Guenther <rguenther@suse.de>
12084 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
12085 (get_prop_source_stmt): Likewise.
12086 (can_propagate_from): Likewise.
12088 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
12090 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
12091 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
12092 (--with-multilib-list): Add default value.
12093 * configure: Regenerate.
12094 * Makefile.in (TM_ENDIAN_CONFIG): Define.
12095 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
12096 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
12097 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
12098 Don't add default cpu to multilib list unnecessarily, but do enable
12099 the relevant compiler option..
12100 Add support for --with-multilib-list=<blank> and
12101 --with-multilib-list=!<somelib> to supress unwanted multilibs.
12102 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
12103 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
12104 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
12105 TM_MULTILIB_CONFIG.
12106 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
12107 (MULTILIB_OSDIRNAMES): New variable.
12108 * config/sh/t-1e: Delete file.
12109 * config/sh/t-mlib-sh1: Delete file.
12110 * config/sh/t-mlib-sh2: Delete file.
12111 * config/sh/t-mlib-sh2a: Delete file.
12112 * config/sh/t-mlib-sh2a-nofpu: Delete file.
12113 * config/sh/t-mlib-sh2a-single: Delete file.
12114 * config/sh/t-mlib-sh2a-single-only: Delete file.
12115 * config/sh/t-mlib-sh2e: Delete file.
12116 * config/sh/t-mlib-sh3e: Delete file.
12117 * config/sh/t-mlib-sh4: Delete file.
12118 * config/sh/t-mlib-sh4-nofpu: Delete file.
12119 * config/sh/t-mlib-sh4-single: Delete file.
12120 * config/sh/t-mlib-sh4-single-only: Delete file.
12121 * config/sh/t-mlib-sh4a: Delete file.
12122 * config/sh/t-mlib-sh4a-nofpu: Delete file.
12123 * config/sh/t-mlib-sh4a-single: Delete file.
12124 * config/sh/t-mlib-sh4a-single-only: Delete file.
12125 * config/sh/t-mlib-sh4al: Delete file.
12126 * config/sh/t-mlib-sh5-32media: Delete file.
12127 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
12128 * config/sh/t-mlib-sh5-64media: Delete file.
12129 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
12130 * config/sh/t-mlib-sh5-compact: Delete file.
12131 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
12132 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
12133 * doc/install.texi (Options specification): Add
12134 --with-multilib-list and --with-endian.
12136 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12138 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
12140 (OBJS-common): Add plugin-version.o.
12141 (plugin-version.o): New.
12142 * gcc-plugin.h (plugin_gcc_version): New.
12143 (plugin_default_version_check): New.
12144 (plugin_init_func, plugin_init): Add version argument.
12145 * plugin-version.c: New.
12146 * plugin.c (str_plugin_gcc_version_name): New.
12147 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
12148 pass it to the init function.
12149 (plugin_default_version_check): New.
12151 2009-04-17 Richard Guenther <rguenther@suse.de>
12153 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
12154 for decl-vs-decl disambiguation.
12156 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
12158 * config/s390/s390.h (s390_tune_attr): New macro definition.
12159 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
12161 2009-04-17 Richard Guenther <rguenther@suse.de>
12163 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
12164 (fold_stmt_r): Likewise.
12165 (maybe_fold_reference): New function.
12166 (fold_gimple_assign): Handle cases fold_stmt_r did.
12167 (fold_stmt): Do not use fold_stmt_r.
12168 (fold_stmt_inplace): Likewise.
12170 2009-04-17 Richard Guenther <rguenther@suse.de>
12172 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
12173 (record_equivalences_from_stmt): Remove useless checks and
12175 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
12176 the type is already suitable.
12178 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
12180 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
12182 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
12184 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
12185 (CMPtype): Define as __gcc_CMPtype.
12187 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
12189 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
12190 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
12192 2009-04-17 Richard Guenther <rguenther@suse.de>
12194 PR tree-optimization/39746
12195 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
12196 special-casing for builtins and static variable use/def.
12197 (call_may_clobber_ref_p_1): Likewise.
12199 2009-04-16 Ian Lance Taylor <iant@google.com>
12201 * df.h: Include "timevar.h".
12202 (struct df_problem): Change tv_id field to timevar_id_t.
12203 * tree-pass.h: Include "timevar.h".
12204 (struct opt_pass): Change tv_id field to timevar_id_t.
12205 * timevar.h (timevar_id_t): Define TV_NONE.
12206 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
12207 TV_NONE rather than tv_id != 0.
12208 (execute_one_pass): Likewise.
12209 * Makefile.in (DF_H): Add $(TIMEVAR_H).
12210 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
12211 dependencies to $(TREE_PASS_H).
12212 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
12214 (pass_branch_target_load_optimize2): Likewise.
12215 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
12216 (pass_outof_cfg_layout_mode): Likewise.
12217 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
12218 (pass_rebuild_cgraph_edges): Likewise.
12219 (pass_remove_cgraph_callee_edges): Likewise.
12220 * df-core.c (pass_df_initialize_opt): Likewise.
12221 (pass_df_initialize_no_opt): Likewise.
12222 (pass_df_finish): Likewise.
12223 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
12224 * except.c (pass_set_nothrow_function_flags): Likewise.
12225 (pass_convert_to_eh_region_ranges): Likewise.
12226 * final.c (pass_compute_alignments): Likewise.
12227 * function.c (pass_instantiate_virtual_regs): Likewise.
12228 (pass_init_function): Likewise.
12229 (pass_leaf_regs): Likewise.
12230 (pass_match_asm_constraints): Likewise.
12231 * gimple-low.c (pass_lower_cf): Likewise.
12232 (pass_mark_used_blocks): Likewise.
12233 * init-regs.c (pass_initialize_regs): Likewise.
12234 * integrate.c (pass_initial_value_sets): Likewise.
12235 * ira.c (pass_ira): Likewise.
12236 * jump.c (pass_cleanup_barriers): Likewise.
12237 * omp-low.c (pass_expand_omp): Likewise.
12238 (pass_lower_omp): Likewise.
12239 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
12240 * recog.c (pass_split_all_insns): Likewise.
12241 (pass_split_after_reload): Likewise.
12242 (pass_split_before_regstack): Likewise.
12243 (pass_split_before_sched2): Likewise.
12244 (pass_split_for_shorten_branches): Likewise.
12245 * reginfo.c (pass_reginfo_init): Likewise.
12246 (pass_subregs_of_mode_init): Likewise.
12247 (pass_subregs_of_mode_finish): Likewise.
12248 * passes.c (pass_postreload): Likewise.
12249 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
12250 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
12251 (pass_warn_function_return): Likewise.
12252 (pass_warn_function_noreturn): Likewise.
12253 * tree-complex.c (pass_lower_complex): Likewise.
12254 (pass_lower_complex_O0): Likewise.
12255 * tree-if-conv.c (pass_if_conversion): Likewise.
12256 * tree-into-ssa.c (pass_build_ssa): Likewise.
12257 * tree-mudflap.c (pass_mudflap_1): Likewise.
12258 (pass_mudflap_2): Likewise.
12259 * tree-nomudflap.c (pass_mudflap_1): Likewise.
12260 (pass_mudflap_2): Likewise.
12261 * tree-nrv.c (pass_return_slot): Likewise.
12262 * tree-object-size.c (pass_object_sizes): Likewise.
12263 * tree-optimize.c (pass_all_optimizations): Likewise.
12264 (pass_early_local_passes): Likewise.
12265 (pass_all_early_optimizations): Likewise.
12266 (pass_cleanup_cfg): Likewise.
12267 (pass_cleanup_cfg_post_optimizing): Likewise.
12268 (pass_free_datastructures): Likewise.
12269 (pass_free_cfg_annotations): Likewise.
12270 (pass_fixup_cfg): Likewise.
12271 (pass_init_datastructures): Likewise.
12272 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
12273 (pass_late_warn_uninitialized): Likewise.
12274 (pass_update_address_taken): Likewise.
12275 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
12276 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
12277 (pass_cse_sincos): Likewise.
12278 (pass_convert_to_rsqrt): Likewise.
12279 * tree-ssa-structalias.c (pass_build_alias): Likewise.
12280 * tree-stdarg.c (pass_stdarg): Likewise.
12281 * tree-tailcall.c (pass_tail_recursion): Likewise.
12282 (pass_tail_calls): Likewise.
12283 * tree-vect-generic.c (pass_lower_vector): Likewise.
12284 (pass_lower_vector_ssa): Likewise.
12285 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
12287 2009-04-16 Joseph Myers <joseph@codesourcery.com>
12289 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
12291 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
12293 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
12294 logical and signext.
12296 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
12299 * config/sh/predicates.md (arith_operand): Check if the operand
12300 of TRUNCATE is a REG.
12302 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12304 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12305 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12307 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12309 * tree-iterator.c (tsi_split_statement_list_after,
12310 tsi_split_statement_list_before): Remove.
12311 * tree-iterator.h: Remove the prototypes for
12312 tsi_split_statement_list_after and tsi_split_statement_list_before.
12314 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12316 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
12317 * tree-ssa-propagate.h: Remove the prototype for
12318 stmt_makes_single_load.
12320 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12322 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
12323 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
12325 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12327 * tree-iterator.c (EXPR_LAST_BODY): Remove.
12329 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12331 * except.c (eh_region_outer_p): Remove.
12332 * except.h: Remove the prototype for eh_region_outer_p.
12334 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12336 * function.c (current_function_assembler_name): Remove.
12337 * function.h: Remove the prototype for
12338 current_function_assembler_name.
12340 2009-04-16 Ian Lance Taylor <iant@google.com>
12342 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
12343 (add_reg_note): Call alloc_reg_note.
12344 * rtl.h (alloc_reg_note): Declare.
12345 * combine.c (try_combine): Use alloc_reg_note.
12346 (recog_for_combine, move_deaths): Likewise.
12347 (distribute_notes): Use alloc_reg_note and add_reg_note.
12348 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
12349 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
12350 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
12352 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
12354 PR rtl-optimization/39762
12355 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
12356 ira_may_move_out_cost): Add comments about way of their usage.
12357 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
12359 * ira-conflicts.c (process_regs_for_copy): Use function
12360 ira_get_register_move_cost instead of global
12361 ira_register_move_cost.
12363 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
12364 color_pass, move_spill_restore, update_curr_costs): Ditto.
12366 * ira-lives.c (process_single_reg_class_operands): Ditto.
12368 * ira-emit.c (emit_move_list): Ditto.
12370 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
12371 (record_reg_classes): Ditto. Use functions
12372 ira_get_register_move_cost and ira_get_may_move_cost instead of
12373 global vars ira_register_move_cost, ira_may_move_out_cost and
12374 ira_may_move_in_cost.
12375 (record_address_regs): Don't call ira_init_register_move_cost.
12376 Use function ira_get_may_move_cost instead of global
12377 ira_may_move_in_cost.
12378 (process_bb_node_for_hard_reg_moves): Use function
12379 ira_get_register_move_cost instead of global ira_register_move_cost.
12380 (ira_costs): Don't call ira_init_register_move_cost.
12382 2009-04-16 Richard Guenther <rguenther@suse.de>
12384 * tree-cfg.c (verify_gimple_assign_binary):
12385 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
12386 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
12387 (create_general_new_stmt): Note that this function is broken.
12389 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12391 * common.opt (fhelp): Add Var(help_flag).
12392 * gcc-plugin.h (plugin_info): Add help.
12393 * plugin.c (plugin_name_args): Add help.
12394 (register_plugin_info): Set plugin->help.
12395 (print_help_one_plugin): New.
12396 (print_plugins_help): New.
12397 * plugin.h (print_plugins_help): New.
12398 * toplev.c (toplev_main): Call print_plugins_help if needed.
12400 2009-04-16 Richard Guenther <rguenther@suse.de>
12402 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
12403 (gimple_ior_addresses_taken_1): New function.
12404 (gimple_ior_addresses_taken): Likewise.
12405 * gimple.h (struct gimple_statement_with_ops_base): Remove
12406 addresses_taken member.
12407 (gimple_ior_addresses_taken): Declare.
12408 (gimple_addresses_taken, gimple_addresses_taken_ptr,
12409 gimple_set_addresses_taken): Remove.
12410 * ipa-reference.c (mark_address): New function.
12411 (scan_stmt_for_static_refs): Use it for marking addresses taken.
12412 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
12413 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
12414 (gimple_add_to_addresses_taken): Remove.
12415 (get_tmr_operands): Call mark_address_taken.
12416 (get_asm_expr_operands): Likewise.
12417 (get_expr_operands): Likewise.
12418 (build_ssa_operands): Do not clear the addresses_taken bitmap.
12419 (free_stmt_operands): Do not free it.
12420 * tree-ssa.c (delete_tree_ssa): Likewise.
12421 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
12423 2009-04-16 Richard Guenther <rguenther@suse.de>
12425 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
12426 (walk_stmt_load_store_ops): Likewise.
12427 * gimple.c (get_base_loadstore): New function.
12428 (walk_stmt_load_store_addr_ops): Likewise.
12429 (walk_stmt_load_store_ops): Likewise.
12430 * ipa-pure-const.c (check_op): Simplify.
12431 (check_load, check_store): New functions.
12432 (check_stmt): Use walk_stmt_load_store_ops.
12433 * ipa-reference.c (mark_load): Adjust signature.
12434 (mark_store): Likewise.
12435 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
12437 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12439 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
12440 (plugin_info): New.
12441 * opts.c (common_handle_option): Don't call print_version.
12442 * plugin.c (plugin_name_args): Add version.
12443 (register_plugin_info): New.
12444 (register_callback): Handle PLUGIN_INFO.
12445 (try_init_one_plugin): New.
12446 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
12448 (finalize_one_plugin): New.
12449 (finalize_plugins): New.
12450 (print_one_plugin): New.
12451 (print_plugins_versions): New.
12452 * plugin.h (print_plugins_versions): New.
12453 (finalize_plugins): New.
12454 * toplev.c (compile_file): Don't call initialize_plugins.
12455 (print_version): Call print_plugins_versions.
12456 (toplev_main): Call initialize_plugins. Print version if needed.
12457 Call finalize_plugins.
12459 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12461 * common.opt (fversion): New.
12462 * gcc.c (print_version): New.
12463 (process_command): Don't print the version. Just set print_version.
12464 (main): Print version. Call subprocesses if print_version and
12465 verbose_flag are set.
12466 * opts.c (common_handle_option): Handle OPT_fversion.
12468 2009-04-16 Richard Guenther <rguenther@suse.de>
12469 Ira Rosen <irar@il.ibm.com>
12471 PR tree-optimization/39698
12472 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
12473 type of the reduction variable. Only generate the def if
12476 * omp-low.c (expand_omp_for_generic): When converting to a pointer
12477 make sure to first convert to an integer of the same precision.
12478 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
12479 the type of the evolution correctly in computing the new
12480 induction variable base.
12482 2009-04-16 Richard Guenther <rguenther@suse.de>
12484 PR middle-end/39625
12485 * tree-cfg.c (make_blocks): Split statements with to-be
12486 abnormal SSA names on the lhs.
12488 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
12490 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
12491 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
12492 * c-typeck.c (really_start_incremental_init): Likewise.
12493 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
12494 (TARGET_INITIALIZER): Remove it.
12495 * target.h (struct target): Remove vector_opaque_p.
12496 * tree.c (build_opaque_vector_type): New.
12497 * tree.h (TYPE_VECTOR_OPAQUE): New.
12498 (build_opaque_vector_type): Declare.
12499 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
12500 * config/rs6000/rs6000.c (build_opaque_vector_type,
12501 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
12502 (rs6000_init_builtins): Use build_opaque_vector_type for
12503 opaque_V4SI_type_node.
12505 2009-04-15 Catherine Moore <clm@codesourcery.com>
12507 * debug.h (set_name): Declare.
12508 * dwarf2out.c (dwarf2out_set_name): Declare.
12509 (dwarf2_debug_hooks): Add set_name.
12510 (find_AT_string): New.
12511 (add_AT_string): Call find_AT_string.
12512 (dwarf2out_set_name): New.
12513 * cp/decl.c (grokdeclarator): Call set_name.
12514 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
12515 * debug.c (do_nothing_debug_hooks): Likewise.
12516 * dbxout.c (dbx_debug_hooks): Likewise.
12517 * sdbout.c (sdb_debug_hooks): Likewise.
12519 2009-04-15 Michael Eager <eager@eagercon.com>
12521 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
12522 reg for single-precision FPU.
12523 * config/rs6000/rs6000.md (movsi_internal1): Only for
12524 !TARGET_SINGLE_FPU.
12525 (movsi_internal1_single): New. Add pattern to move SI values to/from
12526 single-precision FP regs.
12528 2009-04-15 Richard Guenther <rguenther@suse.de>
12530 * omp-low.c (lower_rec_input_clauses): Build correct address
12532 (expand_omp_for_generic): Fix multiplication type.
12533 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
12534 (generate_memset_zero): Fix types.
12535 * tree-profile.c (prepare_instrumented_value): Correctly
12538 2009-04-15 Ian Lance Taylor <iant@google.com>
12540 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
12541 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
12542 for -Wall and for -Wc++-compat.
12543 (c_common_post_options): For C++, set warn_enum_compare if not
12545 * c-tree.h (struct c_expr): Add field original_type.
12546 (build_external_ref): Update declaration.
12547 * c-parser.c (c_parser_braced_init): Set original_type.
12548 (c_parser_initelt): Likewise.
12549 (c_parser_expr_no_commas): Likewise.
12550 (c_parser_conditional_expression): Likewise.
12551 (c_parser_cast_expression): Likewise.
12552 (c_parser_unary_expression): Likewise. Pull setting of
12553 original_code to top of function.
12554 (c_parser_sizeof_expression): Set original_type.
12555 (c_parser_alignof_expression): Likewise.
12556 (c_parser_postfix_expression): Likewise. Pull setting of
12557 original_code to top of function.
12558 (c_parser_postfix_expression_after_paren_type): Set original_type.
12559 (c_parser_postfix_expression_after_primary): Likewise.
12560 (c_parser_expression): Likewise.
12561 * c-typeck.c (build_external_ref): Add type parameter. Change all
12563 (c_expr_sizeof_expr): Set original_type field.
12564 (parser_build_unary_op): Likewise.
12565 (parser_build_binary_op): Likewise. Optionally warn about
12566 comparisons of enums of different types.
12567 (digest_init): Set original_type field.
12568 (really_start_incremental_init): Likewise.
12569 (push_init_level, pop_init_level): Likewise.
12570 * doc/invoke.texi (Warning Options): -Wenum-compare now
12573 2009-04-15 Richard Guenther <rguenther@suse.de>
12575 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
12576 out a necessary conversion.
12577 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
12578 names we didn't value number.
12579 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
12581 2009-04-15 Richard Guenther <rguenther@suse.de>
12583 PR tree-optimization/39764
12584 * tree-ssa-ccp.c (get_value): Canonicalize value with
12585 canonicalize_float_value.
12587 2009-04-15 Jan Hubicka <jh@suse.cz>
12589 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
12590 Wrong version of patch.
12592 2009-04-15 Jan Hubicka <jh@suse.cz>
12594 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
12596 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
12598 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
12599 our distinct integral and vector types.
12601 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
12603 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
12604 * init.c (build_vtbl_address): Remove call to assemble_external.
12606 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
12608 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
12609 output for other floating point modes.
12611 2009-04-14 Diego Novillo <dnovillo@google.com>
12613 * diagnostic.c (diagnostic_report_diagnostic): Do not
12614 warn about loaded plugins for DK_ERROR and DK_WARNING.
12615 * c-decl.c (declspecs_add_type): Move call to
12616 invoke_plugin_callbacks ...
12617 * c-parser.c (c_parser_declspecs): ... here.
12618 * plugin.c (dump_active_plugins): Tidy output.
12620 2009-04-14 Diego Novillo <dnovillo@google.com>
12621 Le-Chun Wu <lcwu@google.com>
12623 * configure.ac: Add --enable-plugin support.
12624 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
12625 * Makefile.in (PLUGIN_H): Define.
12626 Export ENABLE_PLUGIN and GMPINC to site.exp.
12627 Add PLUGINLIBS to link command.
12628 Add/modify dependencies for plugin.o and files including plugin.h.
12630 * config.in: Regenerate.
12632 * opts.c (common_handle_option): Handle OPT_fplugin_ and
12635 2009-04-14 Le-Chun Wu <lcwu@google.com>
12637 * tree-pass.h (register_one_dump_file): Add a prototype for
12638 register_one_dump_file.
12639 * toplev.c (compile_file): Call initialize_plugins.
12640 (do_compile): Call invoke_plugin_callbacks.
12641 (toplev_main): Call invoke_plugin_callbacks.
12642 * common.opt: Add -fplugin= and -fplugin-arg-.
12643 * gcc-plugin.h: New public header file for plugins to include.
12644 * plugin.c: New source file.
12645 * plugin.h: New internal header file.
12646 * passes.c (register_one_dump_file): Make it external.
12648 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
12650 2009-04-14 Diego Novillo <dnovillo@google.com>
12652 * doc/plugins.texi: New.
12653 * doc/gccint.texi: Add reference to Plugins chapter.
12654 * doc/invoke.texi: Document -fplugin and -fplugin-arg
12655 * diagnostic.c (diagnostic_report_diagnostic): Warn about
12656 loaded plugins, if any.
12657 * timevar.def (TV_PLUGIN_INIT): Define.
12658 (TV_PLUGIN_RUN): Define.
12659 * plugin.c: Include timevar.h
12660 (plugins_active_p): New.
12661 (dump_active_plugins): New.
12662 (debug_active_plugins): New.
12664 2009-04-14 Joseph Myers <joseph@codesourcery.com>
12666 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
12668 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
12670 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
12672 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
12673 the same as a minus without a shift.
12675 2009-04-14 Nick Clifton <nickc@redhat.com>
12677 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
12678 comparisons with small integers will always produce a short
12681 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
12684 2008-12-19 Diego Novillo <dnovillo@google.com>
12686 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
12688 2009-04-14 Richard Guenther <rguenther@suse.de>
12690 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
12692 (verify_gimple_assign_binary): Likewise. Handle shifts and
12694 (verify_gimple_phi): Print the mismatched argument position.
12695 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12697 (vect_update_init_of_dr): Likewise.
12698 * matrix-reorg.c (transform_access_sites): Do what the
12700 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
12702 2009-04-13 Michael Eager <eager@eagercon.com>
12704 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
12705 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
12706 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
12707 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
12708 remove duplicate config
12710 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12712 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
12713 file_name:line_number type locator of the call site.
12715 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
12717 * genautomata.c: Put blank after comma.
12718 (automaton_decls): New.
12719 (struct unit_usage): Add comments to member next.
12720 (store_alt_unit_usage): Keep the list ordered.
12721 (unit_present_on_list_p, equal_alternatives_p): New.
12722 (check_regexp_units_distribution): Check units distribution
12723 correctness correctly.
12724 (main): Don't write automata if error is found. Return correct
12727 * config/m68k/cf.md (cfv4_ds): Remove.
12728 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
12729 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
12731 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
12732 power4-load-ext, power4-store, power4-store-update,
12733 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
12734 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
12735 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
12736 power4-sqrt, power4-isync): Modify reservation to make correct
12737 unit distribution to automata.
12739 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
12740 power5-store-update, power5-two, power5-three, power5-lmul,
12741 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
12743 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
12745 * except.c (pass_set_nothrow_function_flags): Set name and add
12747 (set_nothrow_function_flags): Mention in the dump file when
12748 changing a function to nothrow.
12750 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
12753 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
12754 instead of unsigned long.
12756 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12758 * config/arm/arm.c (return_used_this_function): Remove.
12759 (arm_output_function_prologue): Remove use of
12760 return_used_this_function.
12761 (output_return_instruction): Replace use of
12762 return_used_this_function
12763 by cfun->machine->return_used_this_function.
12764 (arm_output_epilogue): Likewise.
12765 (arm_output_function_epilogue): Likewise.
12766 (thumb_unexpanded_epilogue): Likewise.
12767 * config/arm/arm.h (struct machine_function):
12768 New member return_used_this_function.
12770 2009-04-12 Mark Mitchell <mark@codesourcery.com>
12772 * doc/install.texi: Correct description of default directory for
12773 --with-gxx-include-dir.
12775 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
12777 * fold-const.c (build_range_check): Properly deal with enumeral and
12778 boolean base types.
12780 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
12782 * doc/invoke.texi (max_gcse_passes): Remove documentation.
12783 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
12784 * params.h (MAX_GCSE_PASSES): Remove.
12785 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
12786 in sequence. Remove ability to run multiple passes.
12787 (bypass_jumps): Report run as third CPROP pass.
12789 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
12791 PR middle-end/39651
12792 * except.c (can_throw_external): Look at each insn in a SEQUENCE
12793 when deciding whether the whole SEQUENCE can throw.
12795 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
12798 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
12799 offseted label references.
12801 2009-04-11 Jan Hubicka <jh@suse.cz>
12803 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
12805 2009-04-11 Richard Guenther <rguenther@suse.de>
12807 PR middle-end/39732
12808 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
12809 return variables as TREE_ADDRESSABLE.
12811 2009-04-11 Richard Guenther <rguenther@suse.de>
12813 PR tree-optimization/39713
12814 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
12815 reference trees have SSA_NAME operands.
12817 2009-04-11 Richard Guenther <rguenther@suse.de>
12820 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
12821 address expressions.
12823 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
12825 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
12826 match changes in Cygwin 1.7
12827 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
12828 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
12830 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12832 PR tree-optimization/39701
12833 * doc/invoke.texi (Optimization Options): Document change in
12834 meaning and initialization of -fdelete-null-pointer-checks.
12836 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12838 PR middle-end/39701
12839 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
12841 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
12844 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
12846 2009-04-10 Chao-ying Fu <fu@mips.com>
12848 * doc/tm.texi (Instruction Output): Document
12849 TARGET_ASM_FINAL_POSTSCAN_INSN.
12850 * target.h (final_postscan_insn): New field in asm_out.
12851 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12852 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
12853 * final.c (final_scan_insn): Call
12854 targetm.asm_out.final_postscan_insn after outputting
12855 an asm macro and a normal instruction.
12857 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
12858 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
12859 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
12860 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
12861 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12863 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12865 PR middle-end/39701
12866 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
12867 variables as non-NULL even with -fdelete-null-pointer-checks.
12869 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12871 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
12873 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
12876 * config/i386/i386.c (classify_argument): Handle SCmode with
12877 (bit_offset % 64) != 0.
12879 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
12881 * doc/invoke.texi (Optimize Options): Add cross-reference to
12882 -Q --help=optimizers examples.
12884 2009-04-10 Ben Elliston <bje@au.ibm.com>
12887 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
12888 regalign for the reg == fpr and TDmode case.
12890 2009-04-09 David Ayers <ayers@fsfe.org>
12893 * objc/objc-act.c (warn_with_method): Remove helper function.
12894 (check_duplicates): Call warning and inform directly.
12895 (really_start_method): Likewise.
12897 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12899 * expmed.c (expand_divmod): Always use a comparison for a division
12900 by a large unsigned integer.
12902 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
12903 for things others than variables or functions as nonzero.
12905 2009-04-09 Nick Clifton <nickc@redhat.com>
12907 * unwind-compat.c: Change copyright header to refer to version
12908 3 of the GNU General Public License with version 3.1 of the
12909 GCC Runtime Library Exception and to point readers at the
12910 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
12911 * config/alpha/crtfastmath.c: Likewise.
12912 * config/alpha/linux-unwind.h: Likewise.
12913 * config/alpha/qrnnd.asm: Likewise.
12914 * config/alpha/vms-crt0-64.c: Likewise.
12915 * config/alpha/vms-crt0.c: Likewise.
12916 * config/alpha/vms-dwarf2.asm: Likewise.
12917 * config/alpha/vms-dwarf2eh.asm: Likewise.
12918 * config/alpha/vms-psxcrt0-64.c: Likewise.
12919 * config/alpha/vms-psxcrt0.c: Likewise.
12920 * config/alpha/vms_tramp.asm: Likewise.
12921 * config/arc/initfini.c: Likewise.
12922 * config/arc/lib1funcs.asm: Likewise.
12923 * config/arm/bpabi-v6m.S: Likewise.
12924 * config/arm/bpabi.S: Likewise.
12925 * config/arm/bpabi.c: Likewise.
12926 * config/arm/crti.asm: Likewise.
12927 * config/arm/crtn.asm: Likewise.
12928 * config/arm/ieee754-df.S: Likewise.
12929 * config/arm/ieee754-sf.S: Likewise.
12930 * config/arm/lib1funcs.asm: Likewise.
12931 * config/arm/libunwind.S: Likewise.
12932 * config/arm/linux-atomic.c: Likewise.
12933 * config/arm/mmintrin.h: Likewise.
12934 * config/arm/pr-support.c: Likewise.
12935 * config/arm/unaligned-funcs.c: Likewise.
12936 * config/arm/unwind-arm.c: Likewise.
12937 * config/arm/unwind-arm.h: Likewise.
12938 * config/avr/libgcc.S: Likewise.
12939 * config/bfin/crti.s: Likewise.
12940 * config/bfin/crtlibid.s: Likewise.
12941 * config/bfin/crtn.s: Likewise.
12942 * config/bfin/lib1funcs.asm: Likewise.
12943 * config/bfin/linux-unwind.h: Likewise.
12944 * config/cris/arit.c: Likewise.
12945 * config/cris/cris_abi_symbol.c: Likewise.
12946 * config/darwin-64.c: Likewise.
12947 * config/darwin-crt2.c: Likewise.
12948 * config/darwin-crt3.c: Likewise.
12949 * config/darwin.h: Likewise.
12950 * config/dbxelf.h: Likewise.
12951 * config/dfp-bit.c: Likewise.
12952 * config/dfp-bit.h: Likewise.
12953 * config/elfos.h: Likewise.
12954 * config/fixed-bit.c: Likewise.
12955 * config/fixed-bit.h: Likewise.
12956 * config/fp-bit.c: Likewise.
12957 * config/fp-bit.h: Likewise.
12958 * config/fr30/crti.asm: Likewise.
12959 * config/fr30/crtn.asm: Likewise.
12960 * config/fr30/lib1funcs.asm: Likewise.
12961 * config/freebsd-spec.h: Likewise.
12962 * config/frv/cmovd.c: Likewise.
12963 * config/frv/cmovh.c: Likewise.
12964 * config/frv/cmovw.c: Likewise.
12965 * config/frv/frvbegin.c: Likewise.
12966 * config/frv/frvend.c: Likewise.
12967 * config/frv/lib1funcs.asm: Likewise.
12968 * config/glibc-stdint.h: Likewise.
12969 * config/h8300/clzhi2.c: Likewise.
12970 * config/h8300/crti.asm: Likewise.
12971 * config/h8300/crtn.asm: Likewise.
12972 * config/h8300/ctzhi2.c: Likewise.
12973 * config/h8300/fixunssfsi.c: Likewise.
12974 * config/h8300/lib1funcs.asm: Likewise.
12975 * config/h8300/parityhi2.c: Likewise.
12976 * config/h8300/popcounthi2.c: Likewise.
12977 * config/i386/ammintrin.h: Likewise.
12978 * config/i386/att.h: Likewise.
12979 * config/i386/avxintrin.h: Likewise.
12980 * config/i386/biarch64.h: Likewise.
12981 * config/i386/bmmintrin.h: Likewise.
12982 * config/i386/cpuid.h: Likewise.
12983 * config/i386/cross-stdarg.h: Likewise.
12984 * config/i386/crtfastmath.c: Likewise.
12985 * config/i386/crtprec.c: Likewise.
12986 * config/i386/cygming-crtbegin.c: Likewise.
12987 * config/i386/cygming-crtend.c: Likewise.
12988 * config/i386/cygwin.asm: Likewise.
12989 * config/i386/emmintrin.h: Likewise.
12990 * config/i386/gmm_malloc.h: Likewise.
12991 * config/i386/gthr-win32.c: Likewise.
12992 * config/i386/i386.h: Likewise.
12993 * config/i386/immintrin.h: Likewise.
12994 * config/i386/linux-unwind.h: Likewise.
12995 * config/i386/linux64.h: Likewise.
12996 * config/i386/mm3dnow.h: Likewise.
12997 * config/i386/mmintrin-common.h: Likewise.
12998 * config/i386/mmintrin.h: Likewise.
12999 * config/i386/nmmintrin.h: Likewise.
13000 * config/i386/pmm_malloc.h: Likewise.
13001 * config/i386/pmmintrin.h: Likewise.
13002 * config/i386/smmintrin.h: Likewise.
13003 * config/i386/sol2-c1.asm: Likewise.
13004 * config/i386/sol2-ci.asm: Likewise.
13005 * config/i386/sol2-cn.asm: Likewise.
13006 * config/i386/sol2-gc1.asm: Likewise.
13007 * config/i386/tmmintrin.h: Likewise.
13008 * config/i386/unix.h: Likewise.
13009 * config/i386/w32-unwind.h: Likewise.
13010 * config/i386/wmmintrin.h: Likewise.
13011 * config/i386/x86-64.h: Likewise.
13012 * config/i386/x86intrin.h: Likewise.
13013 * config/i386/xmmintrin.h: Likewise.
13014 * config/ia64/crtbegin.asm: Likewise.
13015 * config/ia64/crtend.asm: Likewise.
13016 * config/ia64/crtfastmath.c: Likewise.
13017 * config/ia64/crti.asm: Likewise.
13018 * config/ia64/crtn.asm: Likewise.
13019 * config/ia64/fde-glibc.c: Likewise.
13020 * config/ia64/lib1funcs.asm: Likewise.
13021 * config/ia64/linux-unwind.h: Likewise.
13022 * config/ia64/quadlib.c: Likewise.
13023 * config/ia64/unwind-ia64.c: Likewise.
13024 * config/linux.h: Likewise.
13025 * config/m32c/m32c-lib1.S: Likewise.
13026 * config/m32c/m32c-lib2-trapv.c: Likewise.
13027 * config/m32c/m32c-lib2.c: Likewise.
13028 * config/m32r/initfini.c: Likewise.
13029 * config/m68hc11/larith.asm: Likewise.
13030 * config/m68hc11/m68hc11-crt0.S: Likewise.
13031 * config/m68k/cf.md: Likewise.
13032 * config/m68k/crti.s: Likewise.
13033 * config/m68k/crtn.s: Likewise.
13034 * config/m68k/lb1sf68.asm: Likewise.
13035 * config/m68k/linux-unwind.h: Likewise.
13036 * config/mcore/crti.asm: Likewise.
13037 * config/mcore/crtn.asm: Likewise.
13038 * config/mcore/lib1.asm: Likewise.
13039 * config/mips/linux-unwind.h: Likewise.
13040 * config/mips/loongson.h: Likewise.
13041 * config/mips/mips16.S: Likewise.
13042 * config/mmix/crti.asm: Likewise.
13043 * config/mmix/crtn.asm: Likewise.
13044 * config/pa/fptr.c: Likewise.
13045 * config/pa/hpux-unwind.h: Likewise.
13046 * config/pa/lib2funcs.asm: Likewise.
13047 * config/pa/linux-atomic.c: Likewise.
13048 * config/pa/linux-unwind.h: Likewise.
13049 * config/pa/milli64.S: Likewise.
13050 * config/pa/quadlib.c: Likewise.
13051 * config/pa/stublib.c: Likewise.
13052 * config/picochip/libgccExtras/adddi3.asm: Likewise.
13053 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
13054 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
13055 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
13056 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
13057 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
13058 * config/picochip/libgccExtras/divmod15.asm: Likewise.
13059 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
13060 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
13061 * config/picochip/libgccExtras/longjmp.asm: Likewise.
13062 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
13063 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
13064 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
13065 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
13066 * config/picochip/libgccExtras/setjmp.asm: Likewise.
13067 * config/picochip/libgccExtras/subdi3.asm: Likewise.
13068 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
13069 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
13070 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
13071 * config/rs6000/750cl.h: Likewise.
13072 * config/rs6000/altivec.h: Likewise.
13073 * config/rs6000/biarch64.h: Likewise.
13074 * config/rs6000/crtresfpr.asm: Likewise.
13075 * config/rs6000/crtresgpr.asm: Likewise.
13076 * config/rs6000/crtresxfpr.asm: Likewise.
13077 * config/rs6000/crtresxgpr.asm: Likewise.
13078 * config/rs6000/crtsavfpr.asm: Likewise.
13079 * config/rs6000/crtsavgpr.asm: Likewise.
13080 * config/rs6000/darwin-asm.h: Likewise.
13081 * config/rs6000/darwin-fallback.c: Likewise.
13082 * config/rs6000/darwin-fpsave.asm: Likewise.
13083 * config/rs6000/darwin-ldouble.c: Likewise.
13084 * config/rs6000/darwin-tramp.asm: Likewise.
13085 * config/rs6000/darwin-unwind.h: Likewise.
13086 * config/rs6000/darwin-vecsave.asm: Likewise.
13087 * config/rs6000/darwin-world.asm: Likewise.
13088 * config/rs6000/e500crtres32gpr.asm: Likewise.
13089 * config/rs6000/e500crtres64gpr.asm: Likewise.
13090 * config/rs6000/e500crtres64gprctr.asm: Likewise.
13091 * config/rs6000/e500crtrest32gpr.asm: Likewise.
13092 * config/rs6000/e500crtrest64gpr.asm: Likewise.
13093 * config/rs6000/e500crtresx32gpr.asm: Likewise.
13094 * config/rs6000/e500crtresx64gpr.asm: Likewise.
13095 * config/rs6000/e500crtsav32gpr.asm: Likewise.
13096 * config/rs6000/e500crtsav64gpr.asm: Likewise.
13097 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
13098 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
13099 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
13100 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
13101 * config/rs6000/eabi-ci.asm: Likewise.
13102 * config/rs6000/eabi-cn.asm: Likewise.
13103 * config/rs6000/eabi.asm: Likewise.
13104 * config/rs6000/linux-unwind.h: Likewise.
13105 * config/rs6000/linux64.h: Likewise.
13106 * config/rs6000/paired.h: Likewise.
13107 * config/rs6000/paired.md: Likewise.
13108 * config/rs6000/ppc64-fp.c: Likewise.
13109 * config/rs6000/ppu_intrinsics.h: Likewise.
13110 * config/rs6000/rs6000.h: Likewise.
13111 * config/rs6000/si2vmx.h: Likewise.
13112 * config/rs6000/sol-ci.asm: Likewise.
13113 * config/rs6000/sol-cn.asm: Likewise.
13114 * config/rs6000/spe.h: Likewise.
13115 * config/rs6000/spu2vmx.h: Likewise.
13116 * config/rs6000/sysv4.h: Likewise.
13117 * config/rs6000/tramp.asm: Likewise.
13118 * config/rs6000/vec_types.h: Likewise.
13119 * config/s390/linux-unwind.h: Likewise.
13120 * config/s390/tpf-unwind.h: Likewise.
13121 * config/score/crti.asm: Likewise.
13122 * config/score/crtn.asm: Likewise.
13123 * config/sh/crt1.asm: Likewise.
13124 * config/sh/crti.asm: Likewise.
13125 * config/sh/crtn.asm: Likewise.
13126 * config/sh/divtab-sh4-300.c: Likewise.
13127 * config/sh/divtab-sh4.c: Likewise.
13128 * config/sh/divtab.c: Likewise.
13129 * config/sh/lib1funcs-4-300.asm: Likewise.
13130 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
13131 * config/sh/lib1funcs.asm: Likewise.
13132 * config/sh/lib1funcs.h: Likewise.
13133 * config/sh/linux-atomic.asm: Likewise.
13134 * config/sh/linux-unwind.h: Likewise.
13135 * config/sh/shmedia.h: Likewise.
13136 * config/sh/sshmedia.h: Likewise.
13137 * config/sh/ushmedia.h: Likewise.
13138 * config/sparc/crtfastmath.c: Likewise.
13139 * config/sparc/linux-unwind.h: Likewise.
13140 * config/sparc/sol2-c1.asm: Likewise.
13141 * config/sparc/sol2-ci.asm: Likewise.
13142 * config/sparc/sol2-cn.asm: Likewise.
13143 * config/spu/divmodti4.c: Likewise.
13144 * config/spu/divv2df3.c: Likewise.
13145 * config/spu/float_disf.c: Likewise.
13146 * config/spu/float_unsdidf.c: Likewise.
13147 * config/spu/float_unsdisf.c: Likewise.
13148 * config/spu/float_unssidf.c: Likewise.
13149 * config/spu/mfc_multi_tag_release.c: Likewise.
13150 * config/spu/mfc_multi_tag_reserve.c: Likewise.
13151 * config/spu/mfc_tag_release.c: Likewise.
13152 * config/spu/mfc_tag_reserve.c: Likewise.
13153 * config/spu/mfc_tag_table.c: Likewise.
13154 * config/spu/multi3.c: Likewise.
13155 * config/spu/spu_internals.h: Likewise.
13156 * config/spu/spu_intrinsics.h: Likewise.
13157 * config/spu/spu_mfcio.h: Likewise.
13158 * config/spu/vec_types.h: Likewise.
13159 * config/spu/vmx2spu.h: Likewise.
13160 * config/stormy16/stormy16-lib2.c: Likewise.
13161 * config/svr4.h: Likewise.
13162 * config/sync.c: Likewise.
13163 * config/v850/lib1funcs.asm: Likewise.
13164 * config/vxlib-tls.c: Likewise.
13165 * config/vxlib.c: Likewise.
13166 * config/vxworks-dummy.h: Likewise.
13167 * config/xtensa/crti.asm: Likewise.
13168 * config/xtensa/crtn.asm: Likewise.
13169 * config/xtensa/ieee754-df.S: Likewise.
13170 * config/xtensa/ieee754-sf.S: Likewise.
13171 * config/xtensa/lib1funcs.asm: Likewise.
13172 * config/xtensa/lib2funcs.S: Likewise.
13173 * config/xtensa/linux-unwind.h: Likewise.
13174 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
13175 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
13176 * coretypes.h: Likewise.
13177 * crtstuff.c: Likewise.
13178 * defaults.h: Likewise.
13179 * dwarf2.h: Likewise.
13180 * emutls.c: Likewise.
13181 * gbl-ctors.h: Likewise.
13182 * gcov-io.h: Likewise.
13183 * ginclude/float.h: Likewise.
13184 * ginclude/iso646.h: Likewise.
13185 * ginclude/stdarg.h: Likewise.
13186 * ginclude/stdbool.h: Likewise.
13187 * ginclude/stddef.h: Likewise.
13188 * ginclude/stdfix.h: Likewise.
13189 * ginclude/stdint-gcc.h: Likewise.
13190 * ginclude/tgmath.h: Likewise.
13191 * gthr-aix.h: Likewise.
13192 * gthr-dce.h: Likewise.
13193 * gthr-gnat.c: Likewise.
13194 * gthr-gnat.h: Likewise.
13195 * gthr-lynx.h: Likewise.
13196 * gthr-mipssde.h: Likewise.
13197 * gthr-nks.h: Likewise.
13198 * gthr-posix.c: Likewise.
13199 * gthr-posix.h: Likewise.
13200 * gthr-posix95.h: Likewise.
13201 * gthr-rtems.h: Likewise.
13202 * gthr-single.h: Likewise.
13203 * gthr-solaris.h: Likewise.
13204 * gthr-tpf.h: Likewise.
13205 * gthr-vxworks.h: Likewise.
13206 * gthr-win32.h: Likewise.
13207 * gthr.h: Likewise.
13208 * libgcc2.c: Likewise.
13209 * libgcc2.h: Likewise.
13210 * libgcov.c: Likewise.
13211 * tsystem.h: Likewise.
13212 * typeclass.h: Likewise.
13213 * unwind-c.c: Likewise.
13214 * unwind-compat.h: Likewise.
13215 * unwind-dw2-fde-compat.c: Likewise.
13216 * unwind-dw2-fde-darwin.c: Likewise.
13217 * unwind-dw2-fde-glibc.c: Likewise.
13218 * unwind-dw2-fde.c: Likewise.
13219 * unwind-dw2-fde.h: Likewise.
13220 * unwind-dw2.c: Likewise.
13221 * unwind-dw2.h: Likewise.
13222 * unwind-generic.h: Likewise.
13223 * unwind-pe.h: Likewise.
13224 * unwind-sjlj.c: Likewise.
13225 * unwind.inc: Likewise.
13226 * config/arm/neon-gen.ml: Change generated copyright header to
13227 refer to version 3 of the GNU General Public License with
13228 version 3.1 of the GCC Runtime Library Exception and to point
13229 readers at the COPYING3 and COPYING3.RUNTIME files and the
13230 FSF's license web page.
13231 * config/arm/arm_neon.h: Regenerate.
13233 2009-04-09 Jakub Jelinek <jakub@redhat.com>
13235 * config/cris/cris.md: Change copyright header to refer to version
13236 3 of the GNU General Public License.
13237 * doc/install.texi2html: Change copyright header to refer to version
13238 3 of the GNU General Public License and to point readers at the
13239 COPYING3 file and the FSF's license web page.
13240 * config/vax/linux.h: Likewise.
13242 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13244 * config/i386/i386.md (cmpcc): New.
13245 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
13246 (sync_compare_and_swap_cc*): Delete.
13248 * config/s390/s390.c (s390_compare_emitted): Remove.
13249 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
13250 s390_compare_emitted used to be handled. Assert that modes match.
13251 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
13252 refer to sync_compare_and_swap_ccsi.
13253 * config/s390/s390.h (s390_compare_emitted): Remove.
13254 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
13255 instead of s390_compare_emitted.
13256 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
13257 instead of s390_compare_emitted.
13258 * config/s390/s390.md (cmpcc): New.
13259 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
13260 CC_REGNUM, do not pretend it's set.
13261 (sync_compare_and_swap_cc*): Delete.
13262 * config/s390/predicates.md (cc_reg_operand): New.
13264 * expr.c (sync_compare_and_swap_cc): Delete.
13265 * optabs.h (sync_compare_and_swap_cc): Delete.
13266 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
13267 is being used with can_compare_p.
13268 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
13269 (find_cc_set): New.
13270 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
13271 look for a MODE_CC set instead. Use emit_store_flag.
13272 (expand_compare_and_swap_loop): Likewise, with some additional
13273 complication to avoid a force_reg when useless. Use
13274 emit_cmp_and_jump_insns.
13275 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
13276 * doc/md.texi (sync_compare_and_swap_cc): Merge with
13277 sync_compare_and_swap documentation.
13279 2009-04-09 Jan Hubicka <jh@suse.cz>
13281 * except.c (find_prev_try): Break out from ....
13282 (duplicate_eh_regions): ... here; properly update prev_try pointers
13283 when duplication part of tree.
13284 (dump_eh_tree): Improve dumping.
13285 (verify_eh_region): New.
13286 (verify_eh_tree): Use it.
13288 2009-04-06 Richard Guenther <rguenther@suse.de>
13290 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
13291 &ARRAY addresses by adjusting their types and prepending
13293 * tree-cfg.c (verify_gimple_assign_single): Verify that
13294 addresses are correct.
13296 2009-04-09 Richard Guenther <rguenther@suse.de>
13298 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
13299 indices into an array reference if possible.
13300 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
13301 Fold POINTER_PLUS_EXPR statements with invariant address.
13303 2009-04-09 Alan Modra <amodra@bigpond.net.au>
13306 * config.gcc (powerpc64-*-linux*): Always build biarch.
13308 2009-04-09 Joseph Myers <joseph@codesourcery.com>
13311 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
13312 it and pedwarn if this results in an INTEGER_CST.
13314 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13316 * doc/install.texi: Update minimum GMP version. Remove obsolete
13317 text in MPFR section.
13319 2009-04-08 Jakub Jelinek <jakub@redhat.com>
13321 * dwarf2out.c (class_scope_p): New static inline.
13322 (class_or_namespace_scope_p): Use it.
13323 (gen_variable_die): Use DW_TAG_member tag for static data member
13324 declarations instead of DW_TAG_variable.
13326 PR middle-end/39573
13327 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
13330 2009-04-08 Richard Guenther <rguenther@suse.de>
13332 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
13333 valueize random data.
13335 2009-04-08 David Edelsohn <edelsohn@gnu.org>
13337 * config.gcc (aix tm_file): Add aix-stdint.h.
13338 (aix tm clause use_gcc_stdint): Set to wrap.
13339 * config/rs6000/aix-stdint.h: New file.
13341 2009-04-08 Richard Guenther <rguenther@suse.de>
13343 PR middle-end/36291
13344 * tree-dfa.c (add_referenced_var): Do not recurse into
13345 global initializers.
13346 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
13348 (fold_const_aggregate_ref): Likewise.
13350 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13352 * recog.c (ordered_comparison_operator): New.
13353 * gensupport.c (std_preds): Add it.
13354 * doc/md.texi (Machine-Independent Predicates): Document it.
13356 2009-04-08 Jan Hubicka <jh@suse.cz>
13358 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
13359 * function.h (rtl_eh): Remove exception_handler_label_map.
13360 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
13361 remove_exception_handler_label, for_each_eh_label_1): Remove.
13362 (rtl_remove_unreachable_regions): Remove.
13363 (convert_from_eh_region_ranges): Do not remove unreachable regions.
13364 (find_exception_handler_labels): Don't build the hashtable.
13365 (maybe_remove_eh_handler): Remove.
13366 (for_each_eh_label): Rewrite to walk the tree.
13367 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
13368 * except.h (maybe_remove_eh_handler): Remove.
13369 * passes.c (init_optimization_passes): Schedule second EH cleanup
13371 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
13372 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
13374 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13376 * genoutput.c (validate_optab_operands): New.
13377 (gen_insn, gen_expand): Call it.
13379 * genflags.c (gen_insn): Detect misused iterators.
13380 (main): Pass line_no to gen_insn, exit with status 1 on error.
13382 * genextract.c (line_no): Make global.
13383 (VEC_safe_set_locstr): Change assertion to error message.
13384 (main): Exit with status 1 on error.
13386 2009-04-08 Joseph Myers <joseph@codesourcery.com>
13390 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
13391 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
13392 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
13393 * c-convert.c (convert): Do not call fold on results of conversion
13394 functions when the result is a C_MAYBE_CONST_EXPR.
13395 * c-parser.c (c_parser_postfix_expression): Do not fold condition
13396 of __builtin_choose_expr.
13397 * c-typeck.c (remove_c_maybe_const_expr): New.
13398 (build_unary_op, build_conditional_expr, build_compound_expr,
13399 build_binary_op, c_objc_common_truthvalue_conversion): Call
13400 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
13403 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
13405 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
13406 CODE to produce a new one. Add a prototype to use fold_convert_const
13408 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
13411 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
13412 mix declarations and code.
13414 2009-04-08 Ben Elliston <bje@au.ibm.com>
13416 * gcc.c: Replace `CC' with `GCC' throughout.
13418 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
13420 * doc/invoke.texi: Document Atom support.
13422 2009-04-07 Jason Merrill <jason@redhat.com>
13425 * c-common.h, c-common.c: Add flag_pretty_templates.
13426 * c-opts.c (c_common_handle_option): Set it.
13427 * c.opt: Add -fno-pretty-templates.
13428 * doc/invoke.texi (C++ Dialect Options): Likewise.
13430 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
13432 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
13433 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
13434 (ia64_expand_builtin): Likewise.
13436 2009-04-07 Martin Jambor <mjambor@suse.cz>
13438 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
13439 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
13440 ADDR_EXPRS are include too.
13442 2009-04-07 Richard Guenther <rguenther@suse.de>
13444 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
13445 decls are only used if passes as parameters or if they are
13446 local statics and the call is not to a builtin.
13447 (call_may_clobber_ref_p_1): Likewise.
13449 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13451 * expr.c (do_store_flag): Remove last argument. Simplify code
13452 to avoid duplication of tests already done by can_compare_p.
13453 (expand_expr_real_1): Adjust caller.
13455 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13457 * optabs.c (can_compare_p): Test the predicate of a
13458 cbranch and cstore pattern.
13460 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13462 * expr.c (convert_move): Use emit_store_flag instead of
13465 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13467 * config/i386/i386.c (ix86_compare_emitted): Remove.
13468 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
13469 ix86_compare_op0 like ix86_compare_emitted used to be handled.
13470 * config/i386/i386.h (ix86_compare_emitted): Remove.
13471 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
13472 instead of ix86_compare_emitted.
13473 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
13475 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
13477 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
13478 Add t-sysroot-suffix to tmake_file.
13479 * config/print-sysroot-suffix.sh: New file.
13480 * config/t-sysroot-suffix: New file.
13482 2009-04-07 Ben Elliston <bje@au.ibm.com>
13484 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
13485 as the latter produces a warning when the target does not support
13488 2009-04-07 Ben Elliston <bje@au.ibm.com>
13490 * dfp.c: Replace type punning assignments with memcpy throughout.
13491 * Makefile.in (dfp.o-warn): Remove.
13493 2009-04-07 Alan Modra <amodra@bigpond.net.au>
13496 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
13497 Include soft-fp/t-softfp after rs6000/t-linux64.
13499 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
13501 * stor-layout.c (set_sizetype): Use the full precision of their
13502 machine mode for bitsize types.
13504 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
13506 * config/i386/i386.md: Revert 2 accidental checkins.
13508 2009-04-06 Joey Ye <joey.ye@intel.com>
13509 Xuepeng Guo <xuepeng.guo@intel.com>
13510 H.J. Lu <hongjiu.lu@intel.com>
13512 Atom pipeline model, tuning and insn selection.
13513 * config.gcc (atom): Add atom config options and target.
13515 * config/i386/atom.md: New.
13517 * config/i386/i386.c (atom_cost): New cost.
13518 (m_ATOM): New macro flag.
13519 (initial_ix86_tune_features): Set m_ATOM.
13520 (x86_accumulate_outgoing_args): Likewise.
13521 (x86_arch_always_fancy_math_387): Likewise.
13522 (processor_target): Add Atom cost.
13523 (cpu_names): Add Atom cpu name.
13524 (override_options): Set Atom ISA.
13525 (ix86_issue_rate): New case PROCESSOR_ATOM.
13526 (ix86_adjust_cost): Likewise.
13528 * config/i386/i386.h (TARGET_ATOM): New target macro.
13529 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
13530 (TARGET_OPT_AGU): New target option.
13531 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
13532 (processor_type): Add PROCESSOR_ATOM.
13534 * config/i386/i386.md (cpu): Add new value "atom".
13535 (use_carry, movu): New attr.
13536 (atom.md): Include atom.md.
13537 (adddi3_carry_rex64): Set attr "use_carry".
13538 (addqi3_carry): Likewise.
13539 (addhi3_carry): Likewise.
13540 (addsi3_carry): Likewise.
13541 (*addsi3_carry_zext): Likewise.
13542 (subdi3_carry_rex64): Likewise.
13543 (subqi3_carry): Likewise.
13544 (subhi3_carry): Likewise.
13545 (subsi3_carry): Likewise.
13546 (x86_movdicc_0_m1_rex64): Likewise.
13547 (*x86_movdicc_0_m1_se): Likewise.
13548 (x86_movsicc_0_m1): Likewise.
13549 (*x86_movsicc_0_m1_se): Likewise.
13550 (*adddi_1_rex64): Emit add insn as much as possible.
13551 (*addsi_1): Likewise.
13552 (return_internal): Set atom_unit.
13553 (return_internal_long): Likewise.
13554 (return_pop_internal): Likewise.
13555 (*rcpsf2_sse): Set atom_sse_attr attr.
13556 (*qrt<mode>2_sse): Likewise.
13557 (*prefetch_sse): Likewise.
13559 * config/i386/i386-c.c (ix86_target_macros_internal): New case
13561 (ix86_target_macros_internal): Likewise.
13563 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
13564 (*prefetch_sse_rex): Likewise.
13565 (sse_rcpv4sf2): Likewise.
13566 (sse_vmrcpv4sf2): Likewise.
13567 (sse_sqrtv4sf2): Likewise.
13568 (<sse>_vmsqrt<mode>2): Likewise.
13569 (sse_ldmxcsr): Likewise.
13570 (sse_stmxcsr): Likewise.
13571 (*sse_sfence): Likewise.
13572 (sse2_clflush): Likewise.
13573 (*sse2_mfence): Likewise.
13574 (*sse2_lfence): Likewise.
13575 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
13576 (<sse>_movup<ssemodesuffixf2c>): Likewise.
13577 (avx_movdqu<avxmodesuffix>): Likewise.
13578 (avx_lddqu<avxmodesuffix>): Likewise.
13579 (sse2_movntv2di): Change attr "type" to "ssemov".
13580 (sse2_movntsi): Likewise.
13581 (rsqrtv8sf2): Change attr "type" to "sseadd".
13582 (sse3_addsubv2df3): Set attr "atom_unit".
13583 (sse3_h<plusminus_insn>v4sf3): Likewise.
13584 (*sse2_pmaddwd): Likewise.
13585 (*vec_extractv2di_1_rex64): Likewise.
13586 (*vec_extractv2di_1_avx): Likewise.
13587 (sse2_psadbw): Likewise.
13588 (ssse3_phaddwv8hi3): Likewise.
13589 (ssse3_phaddwv4hi3): Likewise.
13590 (ssse3_phadddv4si3): Likewise.
13591 (ssse3_phadddv2si3): Likewise.
13592 (ssse3_phaddswv8hi3): Likewise.
13593 (ssse3_phaddswv4hi3): Likewise.
13594 (ssse3_phsubwv8hi3): Likewise.
13595 (ssse3_phsubwv4hi3): Likewise.
13596 (ssse3_phsubdv4si3): Likewise.
13597 (ssse3_phsubdv2si3): Likewise.
13598 (ssse3_phsubswv8hi3): Likewise.
13599 (ssse3_phsubswv4hi3): Likewise.
13600 (ssse3_pmaddubsw128): Likewise.
13601 (sse3_pmaddubsw: Likewise.
13602 (ssse3_palignrti): Likewise.
13603 (ssse3_palignrdi): Likewise.
13605 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
13607 * doc/install.texi (Specific): Fix two cross-references to MinGW.
13609 2009-04-06 Richard Guenther <rguenther@suse.de>
13611 PR tree-optimization/28868
13612 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
13613 of which PHI results we inserted.
13614 (insert_into_preds_of_block): Record inserted PHIs.
13615 (eliminate): Eliminate redundant PHI nodes.
13616 (init_pre): Init inserted_phi_names.
13618 2009-04-06 Richard Guenther <rguenther@suse.de>
13620 PR tree-optimization/39643
13621 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
13622 IMAGPART_EXPRs of complex constants.
13623 (execute_fold_all_builtins): If we folded a call queue
13624 TODO_update_address_taken.
13626 2009-04-06 Jan Hubicka <jh@suse.cz>
13628 PR middle-end/39659
13629 * except.c (remove_unreachable_regions): Propagate may_contain_throw
13632 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
13634 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
13636 (ic_invalidate_array): Likewise.
13638 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
13640 * calls.c (emit_library_call_value_1): Fix a problem with parameter
13641 alignment for library calls.
13643 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
13645 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
13646 (mingw32 tm clause use_gcc_stdint): Set to wrap.
13647 * config/i386/mingw-stdint.h: New file.
13649 2009-04-05 Richard Guenther <rguenther@suse.de>
13651 PR tree-optimization/39648
13652 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
13653 our &A vs. &A[0] IL deficiencies.
13655 2009-04-04 Jan Hubicka <jh@suse.cz>
13657 * except.c (sjlj_find_directly_reachable_regions): Be ready for
13658 removed toplevel regions.
13659 (sjlj_mark_call_sites): Likewise.
13661 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
13663 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
13664 (cygwin tm clause use_gcc_stdint): Set to wrap.
13665 * config/i386/cygwin-stdint.h: New file.
13667 2009-04-04 Richard Guenther <rguenther@suse.de>
13669 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
13670 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
13671 single-argument PHIs if we are in loop-closed SSA form.
13672 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
13673 for the pre-condition.
13674 (slpeel_tree_peel_loop_to_edge): Likewise.
13675 (vect_build_loop_niters): Take an optional sequence to append stmts.
13676 (vect_generate_tmps_on_preheader): Likewise.
13677 (vect_do_peeling_for_loop_bound): Take extra guards for the
13679 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
13680 the cost model check.
13681 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
13682 guards if we are going to peel. Do not apply versioning in that case.
13683 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
13684 (vect_do_peeling_for_loop_bound): Likewise.
13685 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
13686 loop bound only record extra pre-conditions, do not apply loop
13689 2009-04-04 Richard Guenther <rguenther@suse.de>
13691 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
13694 2009-04-04 Jan Hubicka <jh@suse.cz>
13696 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13697 last_basic_block for size of bb->index indexed array.
13698 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
13699 compute_out, link_btr_uses, build_btr_def_use_webs,
13700 build_btr_def_use_webs, migrate_btr_defs): Likewise.
13702 2009-04-04 Jan Hubicka <jh@suse.cz>
13704 * except.c (remove_eh_handler_and_replace): Break out from ...
13705 (remove_eh_handler): ... here.
13706 (bring_to_root): New function.
13707 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
13708 handled ones, bring others to root of tree.
13710 2009-04-04 Jan Hubicka <jh@suse.cz>
13712 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
13713 (all_phis_safe_to_merge): New function.
13714 (update_info): New structure.
13715 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
13716 (cleanup_empty_eh): Update SSA if possible.
13718 2009-04-04 Richard Guenther <rguenther@suse.de>
13720 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
13721 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
13722 (append_vuse): Likewise.
13724 2009-04-04 Jakub Jelinek <jakub@redhat.com>
13726 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
13727 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
13728 instead of REG_UNSAVED for DW_CFA_undefined.
13729 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
13730 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
13733 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
13736 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
13737 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
13738 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
13740 2009-04-04 Richard Guenther <rguenther@suse.de>
13742 PR tree-optimization/8781
13743 PR tree-optimization/37892
13744 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
13745 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
13746 (valueize_refs): Call it for *& valueizations.
13747 (shared_reference_ops_from_ref): Rename to ...
13748 (valueize_shared_reference_ops_from_ref): ... this and valueize.
13749 (shared_reference_ops_from_call): Rename to ...
13750 (valueize_shared_reference_ops_from_call): ... this and valueize.
13751 (vn_reference_lookup): Update.
13752 (visit_reference_op_call): Likewise.
13753 * tree-ssa-pre.c (phi_translate_1): Fold *&.
13754 (eliminate): Value-replace the call address in call statements.
13756 2009-04-04 Richard Guenther <rguenther@suse.de>
13758 PR tree-optimization/39636
13759 * tree-ssa-forwprop.c
13760 (forward_propagate_addr_into_variable_array_index): Check for
13761 GIMPLE_ASSIGN before accessing the rhs code.
13763 2009-04-03 Jason Merrill <jason@redhat.com>
13765 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
13767 2009-04-03 Steve Ellcey <sje@cup.hp.com>
13769 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
13770 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
13771 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
13772 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
13773 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
13774 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
13775 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
13776 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
13777 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
13778 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
13779 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
13780 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
13781 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
13782 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
13783 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
13784 Use fr_reg_or_fp01_operand instead of fr_register_operand
13786 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
13787 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
13788 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
13790 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
13792 PR rtl-optimization/39607
13793 PR rtl-optimization/39631
13797 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13798 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13799 instead of DF_LR_OUT.
13800 * ira-lives.c (process_bb_node_lives): Ditto.
13801 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13802 instead of DF_LR_{OUT,IN}.
13803 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13804 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13806 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
13808 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
13809 (execute_lower_omp): Always run but take the short way out if -fopenmp
13811 (gate_lower_omp): Remove, forcing the pass manager to always run the
13812 pass and always set PROP_gimple_lomp.
13813 (pass_lower_omp): Remove gate function.
13814 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
13815 PROP_trees. Instead, require it.
13816 * ipa-cp.c (pass_ipa_cp): Likewise.
13817 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
13818 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
13819 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
13820 and PROP_gimple_leh.
13822 2009-04-03 Richard Guenther <rguenther@suse.de>
13824 PR middle-end/13146
13825 PR tree-optimization/23940
13826 PR tree-optimization/33237
13827 PR middle-end/33974
13828 PR middle-end/34093
13829 PR tree-optimization/36201
13830 PR tree-optimization/36230
13831 PR tree-optimization/38049
13832 PR tree-optimization/38207
13833 PR tree-optimization/38230
13834 PR tree-optimization/38301
13835 PR tree-optimization/38585
13836 PR middle-end/38895
13837 PR tree-optimization/38985
13838 PR tree-optimization/39299
13839 * tree-ssa-structalias.h: Remove.
13840 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
13841 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
13842 (struct vuse_element_d): Remove.
13843 (struct vuse_vec_d): Likewise.
13844 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
13845 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
13846 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
13847 VUSE_ELEMENT_VAR): Likewise.
13848 (struct voptype_d): Likewise.
13849 (NUM_VOP_FREE_BUCKETS): Likewise.
13850 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
13851 (struct stmt_operands_d): Remove.
13852 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
13853 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
13854 VDEF_NUM, VDEF_VECT): Likewise.
13855 (copy_virtual_operands): Remove.
13856 (operand_build_cmp): Likewise.
13857 (create_ssa_artificial_load_stmt): Likewise.
13858 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
13859 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
13860 vuse_index and mayuse_index members. Pack and move done and iter_type
13861 members to the front.
13862 (SSA_OP_VMAYUSE): Remove.
13863 (SSA_OP_VIRTUAL_USES): Adjust.
13864 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
13865 (unlink_stmt_vdef): Declare.
13866 (add_to_addressable_set): Remove.
13867 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
13868 (vrp_visit_stmt): Likewise.
13869 * doc/tree-ssa.texi (Alias analysis): Update.
13870 * doc/invoke.texi (max-aliased-vops): Remove docs.
13871 (avg-aliased-vops): Likewise.
13872 * tree-into-ssa.c (syms_to_rename): Remove.
13873 (need_to_update_vops_p): Likewise.
13874 (need_to_initialize_update_ssa_p): Rename to ...
13875 (update_ssa_initialized_fn): ... this. Track function we are
13877 (symbol_marked_for_renaming): Simplify.
13878 (add_new_name_mapping): Do not set need_to_update_vops_p.
13879 (dump_currdefs): Use SYMS_TO_RENAME.
13880 (rewrite_update_stmt): Always walk all uses/defs.
13881 (dump_update_ssa): Adjust.
13882 (init_update_ssa): Take function argument. Track what we are
13884 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
13885 (create_new_def_for): Initialize for cfun, assert we are initialized
13887 (mark_sym_for_renaming): Simplify.
13888 (mark_set_for_renaming): Do not initialize update-ssa.
13889 (need_ssa_update_p): Simplify. Take function argument.
13890 (name_mappings_registered_p): Assert we ask for the correct function.
13891 (name_registered_for_update_p): Likewise.
13892 (ssa_names_to_replace): Likewise.
13893 (release_ssa_name_after_update_ssa): Likewise.
13894 (update_ssa): Likewise. Use SYMS_TO_RENAME.
13895 (dump_decl_set): Do not print a newline.
13896 (debug_decl_set): Do it here.
13897 (dump_update_ssa): And here.
13898 * tree-ssa-loop-im.c (move_computations): Adjust.
13899 (movement_possibility): Likewise.
13900 (determine_max_movement): Likewise.
13901 (gather_mem_refs_stmt): Likewise.
13902 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
13903 or NAME_MEMORY_TAG.
13904 * tree-complex.c (update_all_vops): Remove.
13905 (expand_complex_move): Adjust.
13906 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
13907 Simplify test for memory referencing statement. Exclude
13908 non-invariant ADDR_EXPRs.
13909 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
13910 * tree-loop-distribution.c (generate_memset_zero): Adjust.
13911 (rdg_flag_uses): Likewise.
13912 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
13914 (tree_optimize_tail_calls_1): Also split the
13915 edge from the entry block if we have degenerate PHI nodes in
13916 the first basic block.
13917 * tree.c (init_ttree): Remove memory-tag related code.
13918 (tree_code_size): Likewise.
13919 (tree_node_structure): Likewise.
13920 (build7_stat): Re-write to be build6_stat.
13921 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
13922 (SSA_VAR_P): Adjust.
13923 (struct tree_memory_tag): Remove.
13924 (struct tree_memory_partition_tag): Likewise.
13925 (union tree_node): Adjust.
13926 (build7): Re-write to be build6.
13927 * tree-pass.h (pass_reset_cc_flags): Remove.
13928 (TODO_update_address_taken): New flag.
13929 (pass_simple_dse): Remove.
13930 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
13931 * params.h (MAX_ALIASED_VOPS): Remove.
13932 (AVG_ALIASED_VOPS): Likewise.
13933 * omp-low.c (expand_omp_taskreg): Update SSA form.
13934 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
13935 aliases the lhs in a copy stmt.
13936 * tree-ssa-dse.c (struct address_walk_data): Remove.
13937 (memory_ssa_name_same): Likewise.
13938 (memory_address_same): Likewise.
13939 (get_kill_of_stmt_lhs): Likewise.
13940 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
13941 unused stores. Look through PHI nodes into post-dominated regions.
13942 (dse_optimize_stmt): Simplify. Properly remove stores.
13943 (tree_ssa_dse): Compute dominators.
13944 (execute_simple_dse): Remove.
13945 (pass_simple_dse): Likewise.
13946 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
13947 gimple_loaded_syms and gimple_stored_syms computation.
13948 * toplev.c (dump_memory_report): Dump alias and pta stats.
13949 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
13950 (vn_reference_eq): Likewise.
13951 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
13952 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
13953 valueize_vuses): Remove.
13954 (get_def_ref_stmt_vuses): Simplify. Rename to ...
13955 (get_def_ref_stmt_vuse): ... this.
13956 (vn_reference_lookup_2): New function.
13957 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
13958 walking equivalent vuses. Simplify.
13959 (vn_reference_lookup): Likewise.
13960 (vn_reference_insert): Likewise.
13961 (vn_reference_insert_pieces): Likewise.
13962 (visit_reference_op_call): Simplify.
13963 (visit_reference_op_load): Likewise.
13964 (visit_reference_op_store): Likewise.
13965 (init_scc_vn): Remove shared_lookup_vuses initialization.
13966 (free_scc_vn): Remove shared_lookup_vuses freeing.
13967 (sort_vuses, sort_vuses_heap): Remove.
13968 (get_ref_from_reference_ops): Export.
13969 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
13970 vector with single vuse pointer.
13971 (vn_reference_lookup_pieces, vn_reference_lookup,
13972 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
13973 (shared_vuses_from_stmt): Remove.
13974 (get_ref_from_reference_ops): Declare.
13975 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
13976 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13977 memory-tag related code.
13978 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
13979 (likely_value): Add comment, skip static-chain of call statements.
13980 (surely_varying_stmt_p): Adjust.
13981 (gimplify_and_update_call_from_tree): Likewise.
13982 (execute_fold_all_builtins): Do not rebuild alias info.
13983 (gimplify_and_update_call_from_tree): Properly update VOPs.
13984 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
13985 (copy_ref_info): Remove memory-tag related code.
13986 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
13987 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
13988 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
13990 * tree-ssa-dom.c (gimple_p): Remove typedef.
13991 (eliminate_redundant_computations): Adjust.
13992 (record_equivalences_from_stmt): Likewise.
13993 (avail_expr_hash): Likewise.
13994 (avail_expr_eq): Likewise.
13995 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
13996 (stmt_makes_single_load): Likewise.
13997 (stmt_makes_single_store): Likewise.
13998 * tree-ssa-alias.c: Rewrite completely.
13999 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
14000 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
14001 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
14002 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
14003 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
14004 Remove public functions.
14005 (pass_reset_cc_flags): Remove.
14006 (pass_build_alias): Move ...
14007 * tree-ssa-structalias.c (pass_build_alias): ... here.
14008 * tree-ssa-alias.c (may_be_aliased): Move ...
14009 * tree-flow-inline.h (may_be_aliased): ... here.
14010 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
14011 count_uses_and_derefs): Move ...
14012 * gimple.c: ... here.
14013 * gimple.h (count_uses_and_derefs): Declare.
14014 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
14015 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
14016 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
14017 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
14018 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
14019 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
14020 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
14022 * tree-dfa.c (refs_may_alias_p): Move ...
14023 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
14024 * tree-ssa-alias.h: New file.
14025 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
14026 (statement_sink_location): Likewise.
14027 * opts.c (decode_options): Do not adjust max-aliased-vops or
14028 avg-aliased-vops values.
14029 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
14030 (TV_CALL_CLOBBER): Likewise.
14031 (TV_FLOW_SENSITIVE): Likewise.
14032 (TV_FLOW_INSENSITIVE): Likewise.
14033 (TV_MEMORY_PARTITIONING): Likewise.
14034 (TV_ALIAS_STMT_WALK): New timevar.
14035 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
14036 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
14037 (get_address_description): Remove memory-tag related code.
14038 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
14039 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
14040 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
14041 and immediate uses in statements. Document.
14042 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
14043 (dump_symbols): Remove.
14044 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
14045 * alias.c (get_deref_alias_set): New function split out from ...
14046 (get_alias_set): ... here.
14047 * alias.h (get_deref_alias_set): Declare.
14048 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
14049 type parameter. Remove restrict pointer handling. Create a
14050 ref-all pointer in case type-based alias sets do not conflict.
14051 (vect_analyze_data_refs): Remove SMT related code.
14052 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
14053 (vectorizable_load): Likewise.
14054 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
14055 (DR_SYMBOL_TAG, DR_VOPS): Remove.
14056 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
14057 Ignore vops and SMTs.
14058 (dr_analyze_alias): Likewise..
14059 (free_data_ref): Likewise.
14060 (create_data_ref): Likewise.
14061 (analyze_all_data_dependences): Likewise.
14062 (get_references_in_stmt): Adjust.
14063 * tree-flow-inline.h (gimple_aliases_computed_p,
14064 gimple_addressable_vars, gimple_call_clobbered_vars,
14065 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
14066 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
14067 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
14068 gimple_mem_ref_stats): Remove.
14069 (gimple_vop): New function.
14070 (op_iter_next_use): Remove vuses and mayuses cases.
14071 (op_iter_next_def): Remove vdefs case.
14072 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
14073 (clear_and_done_ssa_iter): Do not set removed fields.
14074 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
14075 Assert we are not iterating over vuses or vdefs if not also
14076 iterating over uses or defs.
14077 (op_iter_init_use): Likewise.
14078 (op_iter_init_def): Likewise.
14079 (op_iter_next_vdef): Remove.
14080 (op_iter_next_mustdef): Likewise.
14081 (op_iter_init_vdef): Likewise.
14082 (compare_ssa_operands_equal): Likewise.
14083 (link_use_stmts_after): Handle vuse operand.
14084 (is_call_used): Use is_call_clobbered.
14085 (is_call_clobbered): Global variables are always call clobbered,
14086 query the call-clobbers bitmap.
14087 (mark_call_clobbered): Ignore global variables.
14088 (clear_call_clobbered): Likewise.
14089 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
14090 virtual operands sanity check.
14091 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
14093 (TARGET_MEM_REF): Remove TMR_TAG operand.
14094 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
14095 Remove call-clobber related code.
14096 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
14097 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
14098 partitions or escape reason.
14099 (get_single_def_stmt, get_single_def_stmt_from_phi,
14100 get_single_def_stmt_with_phi): Remove.
14101 (dump_referenced_vars): Tidy.
14102 (get_ref_base_and_extent): Allow bare decls.
14103 (collect_dfa_stats): Adjust.
14104 * graphite.c (rename_variables_in_stmt): Adjust.
14105 (graphite_copy_stmts_from_block): Likewise.
14106 (translate_clast): Likewise.
14107 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
14109 (translate_vuse_through_block): Use the oracle.
14110 (phi_translate_1): Adjust.
14111 (value_dies_in_block_x): Use the oracle. Cache the outcome
14113 (valid_in_sets): Check if the VUSE for
14114 a REFERENCE is available.
14115 (eliminate): Do not remove stmts during elimination,
14116 instead queue and remove them afterwards.
14117 (do_pre): Do not rebuild alias info.
14118 (pass_pre): Run TODO_rebuild_alias before PRE.
14119 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
14120 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
14121 (mark_all_v_defs_stmt): Remove.
14122 (mark_all_v_defs_seq): Adjust.
14123 (sra_replace): Likewise.
14124 (scalarize_use): Likewise.
14125 (scalarize_copy): Likewise.
14126 (scalarize_init): Likewise.
14127 (scalarize_ldst): Likewise.
14128 (todoflags): Remove.
14129 (tree_sra): Do not rebuild alias info.
14130 (tree_sra_early): Adjust.
14131 (pass_sra): Run TODO_update_address_taken before SRA.
14132 * tree-predcom.c (set_alias_info): Remove.
14133 (prepare_initializers_chain): Do not call it.
14134 (mark_virtual_ops_for_renaming): Adjust.
14135 (mark_virtual_ops_for_renaming_list): Remove.
14136 (initialize_root_vars): Adjust.
14137 (initialize_root_vars_lm): Likewise.
14138 (prepare_initializers_chain): Likewise.
14139 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
14140 (may_propagate_copy_into_stmt): Likewise.
14141 (merge_alias_info): Do nothing for now.
14142 (propagate_tree_value_into_stmt): Adjust.
14143 (stmt_may_generate_copy): Likewise.
14144 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
14145 not mark symbols for renaming.
14146 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
14147 with the same statement, make sure to update the new pointed-to one.
14148 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
14149 call statements, do not mark symbols for renaming.
14150 (mark_operand_necessary): Dump something.
14151 (ref_may_be_aliased): New function.
14152 (mark_aliased_reaching_defs_necessary_1): New helper function.
14153 (mark_aliased_reaching_defs_necessary): Likewise.
14154 (mark_all_reaching_defs_necessary_1): Likewise.
14155 (mark_all_reaching_defs_necessary): Likewise.
14156 (propagate_necessity): Do not process virtual PHIs. For
14157 non-aliased loads mark all reaching definitions as necessary.
14158 For aliased loads and stores mark the immediate dominating
14159 aliased clobbers as necessary.
14160 (visited): New global static.
14161 (perform_tree_ssa_dce): Free visited bitmap after propagating
14163 (remove_dead_phis): Perform simple dead virtual PHI removal.
14164 (remove_dead_stmt): Properly unlink virtual operands when
14166 (eliminate_unnecessary_stmts): Schedule PHI removal after
14168 * tree-ssa-ter.c (is_replaceable_p): Adjust.
14169 (process_replaceable): Likewise.
14170 (find_replaceable_in_bb): Likewise.
14171 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
14172 based on the single gimple vop.
14173 (verify_flow_insensitive_alias_info): Remove.
14174 (verify_flow_sensitive_alias_info): Likewise.
14175 (verify_call_clobbering): Likewise.
14176 (verify_memory_partitions): Likewise.
14177 (verify_alias_info): Likewise.
14178 (verify_ssa): Adjust..
14179 (execute_update_addresses_taken): Export. Update SSA
14180 manually. Optimize only when optimizing. Use a local bitmap.
14181 (pass_update_address_taken): Remove TODO_update_ssa, add
14183 (pass_update_address_taken): Just use TODO_update_address_taken.
14184 (init_tree_ssa): Do not initialize addressable_vars.
14185 (verify_ssa): Verify new VUSE / VDEF properties.
14186 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
14187 Do not call verify_alias_info.
14188 (delete_tree_ssa): Clear the VUSE, VDEF operands.
14189 Do not free the loaded and stored syms bitmaps. Reset the escaped
14190 and callused solutions. Do not free addressable_vars.
14191 Remove memory-tag related code.
14192 (warn_uninitialized_var): Aliases are always available.
14193 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
14194 * lambda-code.c (can_put_in_inner_loop): Adjust.
14195 (can_put_after_inner_loop): Likewise.
14196 (perfect_nestify): Likewise.
14197 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
14198 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
14199 (vectorizable_conversion): Do not mark symbols for renaming.
14200 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
14201 (expand_call_inline): Unlink the calls virtual operands before
14203 (tree_function_versioning): Do not call update_ssa if we are not
14204 updating clones. Simplify.
14205 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
14206 (propagate_with_phi): Likewise..
14207 * tree-outof-ssa.c (create_temp): Remove memory tag and call
14208 clobber code. Assert we are not aliased or global.
14209 * tree-flow.h: Include tree-ssa-alias.h
14210 (enum escape_type): Remove.
14211 (struct mem_sym_stats_d): Likewise.
14212 (struct mem_ref_stats_d): Likewise.
14213 (struct gimple_df): Add vop member. Remove global_var,
14214 call_clobbered_vars, call_used_vars, addressable_vars,
14215 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
14216 escaped and callused members.
14217 (struct ptr_info_def): Remove all members, add points-to solution
14219 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
14220 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
14221 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
14222 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
14223 (tree-ssa-alias.o): Likewise.
14224 (toplev.o): Add tree-ssa-alias.h
14225 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
14226 * gimple.c (gimple_set_bb): Fix off-by-one error.
14227 (is_gimple_reg): Do not handle memory tags.
14228 (gimple_copy): Also copy virtual operands.
14229 Delay updating the statement. Do not reset loaded and stored syms.
14230 (gimple_set_stored_syms): Remove.
14231 (gimple_set_loaded_syms): Likewise.
14232 (gimple_call_copy_skip_args): Copy the virtual operands
14233 and mark the new statement modified.
14234 * tree-ssa-structalias.c (may_alias_p): Remove.
14235 (set_uids_in_ptset): Take the alias set to prune with as
14236 parameter. Fold in the alias test of may_alias_p.
14237 (compute_points_to_sets): Compute whether a ptr is dereferenced
14238 in a local sbitmap.
14239 (process_constraint): Deal with &ANYTHING on the lhs, reject all
14240 other ADDRESSOF constraints on the lhs.
14241 (get_constraint_for_component_ref): Assert that we don't get
14242 ADDRESSOF constraints from the base of the reference.
14243 Properly generate UNKNOWN_OFFSET for DEREF if needed.
14244 (struct variable_info): Remove collapsed_to member.
14245 (get_varinfo_fc): Remove.
14246 (new_var_info): Do not set collapsed_to.
14247 (dump_constraint): Do not follow cycles.
14248 (dump_constraint_graph): Likewise.
14249 (build_pred_graph): Likewise.
14250 (build_succ_graph): Likewise.
14251 (rewrite_constraints): Likewise.
14252 (do_simple_structure_copy): Remove.
14253 (do_rhs_deref_structure_copy): Remove.
14254 (do_lhs_deref_structure_copy): Remove.
14255 (collapse_rest_of_var): Remove.
14256 (do_structure_copy): Re-implement.
14257 (pta_stats): New global variable.
14258 (dump_pta_stats): New function.
14259 (struct constraint_expr): Make offset signed.
14260 (UNKNOWN_OFFSET): Define special value.
14261 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
14262 (solution_set_expand): New helper function split out from ...
14263 (do_sd_constraint): ... here.
14264 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
14265 (do_ds_constraint): Likewise.
14266 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
14267 and CALLUSED = *CALLUSED.
14268 (set_union_with_increment): Make inc argument signed.
14269 (type_safe): Remove.
14270 (get_constraint_for_ptr_offset): Handle unknown and negative
14272 (first_vi_for_offset): Handle offsets before start. Bail
14273 out early for offsets beyond the variable extent.
14274 (first_or_preceding_vi_for_offset): New function.
14275 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
14276 Together with ESCAPED = *ESCAPED this properly computes reachability.
14277 (find_what_var_points_to): New function.
14278 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
14279 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
14280 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
14281 pt_solutions_intersect): New functions.
14282 (compute_call_used_vars): Remove.
14283 (compute_may_aliases): New main entry into PTA computation.
14284 * gimple.h (gimple_p): New typedef.
14285 (struct gimple_statement_base): Remove references_memory_p.
14286 (struct gimple_statement_with_memory_ops_base): Remove
14287 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
14289 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
14290 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
14291 gimple_set_references_memory): Remove.
14292 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
14293 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
14295 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
14296 (verify_expr): Allow RESULT_DECL.
14297 (gimple_duplicate_bb): Do not copy virtual operands.
14298 (gimple_duplicate_sese_region): Adjust.
14299 (gimple_duplicate_sese_tail): Likewise.
14300 (mark_virtual_ops_in_region): Remove.
14301 (move_sese_region_to_fn): Do not call it.
14302 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
14303 and pass_simple_dse.
14304 (execute_function_todo): Handle TODO_update_address_taken,
14305 call execute_update_addresses_taken for TODO_rebuild_alias.
14306 (execute_todo): Adjust.
14307 (execute_one_pass): Init dump files early.
14308 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
14310 (create_general_new_stmt): Clear vops.
14311 * tree-ssa-reassoc.c (get_rank): Adjust.
14312 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
14313 symbols for renaming.
14314 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
14315 (PARAM_AVG_ALIASED_VOPS): Likewise.
14316 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
14317 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
14318 * tree-ssa-operands.c: Simplify for new virtual operand representation.
14319 (operand_build_cmp, copy_virtual_operands,
14320 create_ssa_artificial_load_stmt, add_to_addressable_set,
14321 gimple_add_to_addresses_taken): Remove public functions.
14322 (unlink_stmt_vdef): New function.
14324 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14326 * config.gcc (powerpc-*-linux*): Merge variants.
14328 2009-04-02 Chao-ying Fu <fu@mips.com>
14329 James Grosbach <james.grosbach@microchip.com>
14331 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
14332 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
14334 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
14335 keep_interrupts_masked_p, use_debug_exception_return_p.
14336 (mips_attribute_table): Add interrupt, use_shadow_register_set,
14337 keep_interrupts_masked, use_debug_exception_return.
14338 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
14339 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
14341 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
14342 (mips_print_operand): Process COP0 registers to print $0 .. $31
14343 correctly for GAS to process.
14344 (mips_interrupt_extra_call_saved_reg_p): New function.
14345 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
14347 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
14348 (mips_compute_frame_info): Add supports for interrupt context that
14349 includes doubleword accumulators and COP0 registers.
14350 (mips_for_each_saved_acc): New function.
14351 (mips_for_each_saved_gpr_and_fpr): Change the function name from
14352 mips_for_each_saved_reg.
14353 (mips_save_reg): Save accumulators.
14354 (mips_kernel_reg_p): A new for_each_rtx callback.
14355 (mips_expand_prologue): Support interrupt handlers.
14356 (mips_restore_reg): Restore accumulators.
14357 (mips_expand_epilogue): Support interrupt handlers.
14358 (mips_can_use_return_insn): Return false for interrupt handlers.
14359 (mips_epilogue_uses): New function.
14360 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
14361 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
14362 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
14363 cop0_move): New instructions.
14364 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
14365 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
14367 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
14369 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
14370 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
14371 interrupt handlers, we use K0 as the temporary register.
14372 (EPILOGUE_USES): Change to a function call.
14373 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
14374 handlers, we use K0 as the temporary register.
14376 * doc/extend.texi (Function Attributes): Document interrupt,
14377 use_shadow_register_set, keep_interrupts_masked,
14378 use_debug_exception_return for MIPS attributes.
14380 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14382 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
14383 Remove a number of t-files from tmake_file.
14384 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
14385 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
14386 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
14387 target_prototype, not TARGET_PROTOTYPE.
14388 (LINK_OS_GNU_SPEC): Define.
14389 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
14390 and darwin-ldoubdle.c.
14392 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
14395 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
14396 (cpp_options): Ditto.
14397 (default_compilers): Ditto.
14398 (display_help): Ditto.
14399 (process_command): Ditto.
14400 (do_spec_1): Ditto.
14401 (set_input): Use lbasename instead of duplicate code.
14402 (save_temps_prefix): New static for -save-temps=obj.
14403 (save_temps_length): Ditto.
14405 * doc/invoke.texi (-save-temps=obj): Document new variant to
14406 -save-temps switch.
14408 2009-04-02 Jeff Law <law@redhat.com>
14410 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
14413 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14415 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
14416 * configure: Regenerated.
14418 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14420 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
14421 share the argument list.
14423 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14427 2009-02-12 Diego Novillo <dnovillo@google.com>
14429 * varpool.c (debug_varpool): New.
14430 * cgraph.h (debug_varpool): Declare.
14432 2009-04-02 Jan Hubicka <jh@suse.cz>
14434 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
14437 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14439 * config/i386/i386.c (ix86_abi): Move initialization to ...
14440 (override_options): Here.
14442 2009-04-02 Christian Bruel <christian.bruel@st.com>
14444 * config/sh/sh.c (sh_dwarf_register_span): New function.
14445 (TARGET_DWARF_REGISTER_SPAN): Define.
14446 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
14448 2009-04-02 Ira Rosen <irar@il.ibm.com>
14450 PR tree-optimization/39595
14451 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
14452 interleaved loads group is not greater than the SLP group size.
14454 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14456 * builtins.c (is_builtin_name): New.
14457 (called_as_built_in): Use is_builtin_name.
14458 * tree.h (is_builtin_name): New.
14459 * varasm.c (incorporeal_function_p): Use is_builtin_name
14461 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
14463 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
14465 2009-04-02 Dodji Seketeli <dodji@redhat.com>
14468 * c-decl.c (clone_underlying_type): Move this ...
14469 * c-common.c (set_underlying_type): ... here.
14470 Also, make sure the function properly sets TYPE_STUB_DECL() on
14471 the newly created typedef variant type.
14472 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
14473 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
14476 2009-04-02 Richard Guenther <rguenther@suse.de>
14478 PR tree-optimization/37221
14479 * tree-flow.h (degenerate_phi_result): Declare.
14480 * tree-ssa-dom.c (degenerate_phi_result): Export.
14481 * tree-scalar-evolution.c (analyze_initial_condition): If
14482 the initial condition is defined by a degenerate PHI node
14483 use the degenerate value.
14485 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
14487 PR rtl-optimization/39588
14488 * combine.c (merge_outer_ops): Do not set the constant when this
14490 (simplify_shift_const_1): Do not modify it either in this case.
14492 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
14494 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
14495 tuning is deprecated if -mtune value is set to an Itanium1 variant.
14497 2009-04-01 Janis Johnson <janis187@us.ibm.com>
14500 * c-lex.c (interpret_float): Default (no suffix) is double.
14502 2009-04-1 Xinliang David Li <davidxl@google.com>
14504 * config/i386/i386.c (legitimate_constant_p): Recognize
14505 all one vector constant.
14507 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14509 * config/vax/vax.c: Add #includes to silence warnings.
14510 Change #include order to silence two warnings.
14512 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14514 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
14515 (ASM_SPEC): Pass -k to the assembler for PIC code.
14517 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14519 * config.gcc: Add vax-*-linux* to the switch.
14520 * config/vax/linux.h: New file. (TARGET_VERSION,
14521 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
14523 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14525 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
14526 Use predicate macros instead of GET_CODE() == foo.
14527 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
14528 ashlsi3, rotrsi3, <unnamed>): Likewise.
14530 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14532 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
14533 jbbccihi, jbbccisi): Remova trailing whitespace.
14534 * config/vax/constraints.md: Likewise.
14535 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14536 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
14537 * config/vax/predicates.md: Likewise.
14538 * config/vax/vax.c (print_operand_address, vax_output_int_move,
14539 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
14540 * config/vax/vax.h: Likewise.
14541 * config/vax/vax.md (nonlocal_goto): Likewise.
14543 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14545 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
14546 (indirectable_address_p, adjacent_operands_p): Add spaces around
14548 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
14550 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14552 * config/vax/vax.c (legitimate_constant_address_p,
14553 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
14554 index_term_p, reg_plus_index_p, legitimate_address_p,
14555 vax_mode_dependent_address_p): Update comments to match functions
14556 modified by the recent int->bool conversion.
14558 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14560 * config/vax/builtins.md: Update copyright message.
14561 * config/vax/constraints.md: Likewise.
14562 * config/vax/netbsd-elf.h: Likewise.
14563 * config/vax/predicates.md: Likewise.
14564 * config/vax/vax-protos.h: Likewise.
14565 * config/vax/vax.c: Likewise.
14566 * config/vax/vax.h: Likewise.
14567 * config/vax/vax.md: Likewise.
14568 * config/vax/vax.opt: Likewise.
14570 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14572 * config/vax/builtins.md (ffssi2, ffssi2_internal,
14573 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
14574 * config/vax/constraints.md (B, R): Likewise.
14575 * config/vax/predicates.md (external_memory_operand,
14576 nonimmediate_addsub_di_operand): Likewise.
14577 * config/vax/vax.c (vax_output_int_add): Likewise.
14578 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
14579 untyped_call): Likewise.
14581 2009-04-01 Matt Thomas <matt@3am-software.com>
14583 * config/vax/predicates.md: New file.
14584 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
14585 external_const_operand, nonsymbolic_operand, external_memory_operand,
14586 indirect_memory_operand, indexed_memory_operand,
14587 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
14588 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
14590 * config/vax/constraints.md: New file.
14591 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
14593 * config/vax/builtins.md: New file.
14594 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
14595 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
14597 * config/vax/vax.opt (mqmath): Add option.
14598 * config/vax/vax.md (isfx): Extend with DI.
14599 (VAXintQH, VAXintQHSD): Define.
14600 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
14601 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
14602 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
14603 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
14604 (movdi): Update constraints and use vax_output_int_move().
14605 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
14606 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
14607 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
14608 nonlocal_goto): New.
14609 (mov<mode>): Extend accepted operand types.
14610 (subdi3_old): Rename from subdi3, change update constraints and use
14611 a new implementation.
14612 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
14613 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
14614 MOVE_RATIO, CLEAR_RATIO): Define.
14615 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
14616 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
14617 (PRINT_OPERAND): Redefine using a function instead of inlined code.
14618 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
14619 (split_quadword_operands): Make static and really allow variable
14621 (print_operand_address): Update for PIC generation.
14622 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
14623 indexable_address_p, fixup_mathdi_operand,
14624 vax_expand_addsub_di_operands, adjacent_operands_p): New.
14625 (vax_float_literal, legitimate_constant_p,
14626 indirectable_constant_address_p, index_term_p,
14627 reg_plus_index_p): Return bool instead of int.
14628 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
14630 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
14632 (vax_output_conditional_branch): Indent.
14633 (legitimate_constant_address_p, indirectable_constant_address_p,
14634 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
14635 vax_mode_dependent_address_p): Return bool instead of int, update for
14637 * config/vax/vax-protos.h (legitimate_constant_address_p,
14638 legitimate_constant_p, legitimate_address_p,
14639 vax_mode_dependent_address_p): Change declaration to bool.
14640 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
14641 vax_expand_addsub_di_operands, vax_output_int_subtract,
14642 vax_output_movmemsi): Declare.
14643 (split_quadword_operands, vax_float_literal): Delete declaration.
14644 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
14645 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
14646 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
14647 ASM_OUTPUT_DWARF_PCREL): Define.
14648 (ASM_SPEC): Change definition to allow PIC generation.
14650 2009-04-01 Steve Ellcey <sje@cup.hp.com>
14652 * doc/sourcebuild.texi: Update front-end requirements.
14654 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14657 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
14658 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
14659 (booldi3_internal3): Use boolean_or_operator instead of
14662 2009-04-01 Joseph Myers <joseph@codesourcery.com>
14665 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
14666 declarator whose size is not an integer constant expression but
14667 folds to an integer constant, then treat it as a constant
14670 2009-04-01 Richard Guenther <rguenther@suse.de>
14672 * fold-const.c (fold_plusminus_mult_expr): Do not fold
14673 i * 4 + 2 to (i * 2 + 1) * 2.
14675 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14678 * c-parser.c (c_parser_asm_statement): Skip until close paren and
14679 return if c_parser_asm_string_literal returned NULL.
14681 2009-04-01 Nick Clifton <nickc@redhat.com>
14683 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
14685 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
14686 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
14687 other typedefs to avoid conflicts with libgcc2.c. Define labels
14688 to gain 16-bit bit-manipulation functions from libgcc2.c and then
14690 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
14691 to gain 16-bit trapping arithmetic functions from libgcc2.c and
14694 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
14696 * varasm.c (default_function_rodata_section): Declare DOT as
14699 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
14700 Andrey Galkin <agalkin@hypercom.com>
14703 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
14704 Make object_name unique for each process.
14706 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14709 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
14710 addressable variables in the parallel that could go out of scope while
14711 running queued tasks.
14713 2009-04-01 Anatoly Sokolov <aesok@post.ru>
14715 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
14716 (CASE_VALUES_THRESHOLD): Redefine.
14717 * config/avr/avr.c (avr_override_options): Remove initialization of
14718 avr_case_values_threshold variable.
14719 (avr_case_values_threshold): Remove variable. Add new function.
14720 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
14721 * config/avr/avr.opt (mno-tablejump): Remove option.
14722 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
14724 2009-04-01 DJ Delorie <dj@redhat.com>
14726 * varasm.c (default_function_rodata_section): Don't assume
14727 anything about where the first '.' in the section name is.
14729 2009-04-01 Alan Modra <amodra@bigpond.net.au>
14731 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
14732 rs6000_emit_stack_tie.
14734 2009-03-31 Ian Lance Taylor <iant@google.com>
14736 * tree-eh.c (tree_remove_unreachable_handlers): Compare
14737 gimple_code with GIMPLE_RESX, not RESX.
14739 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14741 * c-common.c (c_get_ident): New.
14742 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
14744 2009-04-01 Ben Elliston <bje@au.ibm.com>
14746 * config/rs6000/sysv4.opt (msdata): Improve option description.
14748 2009-03-31 Steve Ellcey <sje@cup.hp.com>
14750 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
14751 (divdf3_internal_lat): Remove.
14752 (divxf3_internal_lat): Remove.
14753 (divxf3_internal_thr): Remove.
14754 (divxf): Use divxf3_internal.
14755 * config/ia64/div.md (divsf3_internal_lat): New.
14756 (divdf3_internal_lat): New.
14757 (divxf3_internal): New.
14759 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14762 * Makefile.in (USE_GCC_STDINT): Define.
14763 (stmp-int-hdrs): Install stdint.h if applicable.
14764 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
14766 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
14767 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
14768 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14769 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14770 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14771 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14772 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14773 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14774 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14775 (c_common_nodes_and_builtins): Initialize
14776 underlying_wchar_type_node. Do not initialize
14777 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
14778 nodes for new types.
14779 (c_stddef_cpp_builtins): Define macros for new types.
14780 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
14782 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
14783 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
14784 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
14785 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
14786 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
14787 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
14788 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
14789 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
14790 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
14791 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
14792 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
14793 int16_type_node, int32_type_node, int64_type_node,
14794 uint8_type_node, uint16_type_node, c_uint32_type_node,
14795 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
14796 int_least32_type_node, int_least64_type_node,
14797 uint_least8_type_node, uint_least16_type_node,
14798 uint_least32_type_node, uint_least64_type_node,
14799 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
14800 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
14801 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
14802 uintptr_type_node): Define.
14803 * c-cppbuiltin.c (builtin_define_constants,
14804 builtin_define_type_minmax): New.
14805 (builtin_define_stdint_macros): Define more macros.
14806 (c_cpp_builtins): Define more limit macros.
14807 (type_suffix): New.
14808 (builtin_define_type_max): Define in terms of
14809 builtin_define_type_minmax. Remove is_long parameter. All
14811 * config.gcc (use_gcc_stdint): Define.
14812 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
14813 Add newlib-stdint.h for generic targets.
14814 * config/glibc-stdint.h, config/newlib-stdint.h,
14815 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
14816 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
14817 * config/score/score.h (UINTPTR_TYPE): Define.
14818 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14819 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14820 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14821 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14822 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14823 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14824 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14825 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14826 * config/spu/spu.h (STDINT_LONG32): Define.
14827 * configure.ac (use_gcc_stdint): Substitute.
14828 * configure: Regenerate.
14829 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
14830 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
14831 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
14832 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
14833 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
14834 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
14835 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
14836 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
14837 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
14838 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
14839 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
14840 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
14841 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
14842 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
14843 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
14844 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
14845 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
14846 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
14847 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
14848 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
14849 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
14850 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
14851 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14852 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14853 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14854 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14855 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14856 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14857 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
14859 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
14861 * loop-iv.c (suitable_set_for_replacement): Renamed from
14862 simplify_using_assignment; changed to return bool and to accept new
14863 args DEST and SRC. Return true iff we find a source/destination pair
14864 that can be used to make a replacement, and fill SRC and DEST if so.
14865 Remove arg ALTERED. Don't deal with altered regs here. All callers
14867 (simplify_using_initial_values): Deal with altered regs here and track
14868 more precisely the effect they have on the validity of our expression.
14870 * loop-iv.c (simplify_using_condition): A condition of the form
14871 (EQ REG CONST) can be used to simply make a substitution.
14872 (simplify_using_initial_values): Keep track of conditions we have seen
14873 and keep using them to simplify new expressions, while applying the
14874 same substitutions to them as to the expression.
14876 * simplify-rtx.c (simplify_relational_operation_1): Simplify
14877 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
14880 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
14881 changed. Use this when trying to improve the upper bound.
14882 Generate the comparison by using simplify_gen_relational.
14884 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
14886 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
14888 (simplify_using_assignment, simplify_using_initial_values): Call
14889 replace_in_expr to make replacements. Call replace_single_def_regs
14890 once on the initial version of the expression.
14892 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14895 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
14897 2009-03-31 Richard Guenther <rguenther@suse.de>
14899 PR middle-end/31029
14900 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
14901 equality comparisons. Fold C - X CMP X if C % 2 == 1.
14903 2009-03-31 Richard Guenther <rguenther@suse.de>
14905 * tree.h (div_if_zero_remainder): Declare.
14906 * fold-const.c (div_if_zero_remainder): Export.
14907 * tree-ssa-forwprop.c
14908 (forward_propagate_addr_into_variable_array_index): Handle
14909 constant array index addition outside of the variable index.
14911 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14914 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
14915 define_splits, floatunssi<mode>2): Require x87 conversions from
14916 DImode to be permitted.
14918 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14920 PR preprocessor/15638
14921 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
14923 2009-03-31 Richard Guenther <rguenther@suse.de>
14925 PR middle-end/23401
14926 PR middle-end/27810
14927 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
14928 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
14929 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
14930 a separate statement.
14931 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
14932 (lookup_tmp_var): Likewise.
14933 (is_gimple_formal_tmp_or_call_rhs): Remove.
14934 (is_gimple_reg_or_call_rhs): Rename to ...
14935 (is_gimple_reg_rhs_or_call): ... this.
14936 (is_gimple_mem_or_call_rhs): Rename to ...
14937 (is_gimple_mem_rhs_or_call): ... this.
14938 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
14939 DECL_GIMPLE_REG_P only if is_formal is true.
14940 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
14941 for non-proper post-modify expression gimplification.
14942 (gimplify_self_mod_expr): For post-modify expressions gimplify
14943 the lvalue to a minimal lvalue.
14944 (rhs_predicate_for): Remove formal temp case.
14945 (gimplify_modify_expr_rhs): Likewise.
14946 (gimplify_addr_expr): Use is_gimple_reg.
14947 (gimplify_expr): Remove formal temp cases.
14948 (gimple_regimplify_operands): Likewise.
14949 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
14950 and FILTER_EXPR like constants.
14951 * gimple.c (walk_gimple_op): Fix val_only initialization, use
14953 (is_gimple_formal_tmp_rhs): Remove.
14954 (is_gimple_reg_rhs): Remove special casing.
14955 (is_gimple_mem_rhs): Fix.
14956 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
14957 (is_gimple_formal_tmp_var): Remove.
14958 (is_gimple_formal_tmp_reg): Likewise.
14959 (is_gimple_min_lval): Allow invariant component ref parts.
14960 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
14961 is_gimple_formal_tmp_reg): Remove declarations.
14962 * tree-cfg.c (verify_expr): Verify that variables with address
14963 taken do not have DECL_GIMPLE_REG_P set.
14964 * tree-mudflap.c (mf_build_check_statement_for): Use
14965 force_gimple_operand instead of gimplify_expr.
14967 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
14969 * modulo-sched.c (sms_schedule_by_order): Pass the actual
14970 schedulable rows to compute_split_row.
14972 2009-03-31 Ben Elliston <bje@au.ibm.com>
14975 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
14978 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14980 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
14981 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
14982 * configure: Regenerate.
14983 * config.in: Regenerate.
14984 * config/rs6000/rs6000.opt (mtls-markers): Add.
14985 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
14986 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
14987 (tls_ld_aix, tls_ld_sysv): Likewise.
14988 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
14989 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
14991 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14993 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
14995 2009-03-30 Jan Hubicka <jh@suse.cz>
14997 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
14999 (tree_remove_unreachable_handlers): Cleanup EH predecestor
15000 detection and label handling.
15002 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15004 * ira-int.h (ira_allocno): Rename left_conflicts_num to
15005 left_conflicts_size.
15006 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
15007 ALLOCNO_LEFT_CONFLICTS_SIZE.
15009 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
15010 remove_allocno_from_bucket_and_push,
15011 allocno_spill_priority_compare, push_allocnos_to_stack,
15012 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15013 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
15014 (setup_allocno_left_conflicts_num): Ditto. Rename to
15015 setup_allocno_left_conflicts_size.
15016 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15017 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
15018 setup_allocno_left_conflicts_size instead of
15019 setup_allocno_left_conflicts_num.
15021 * ira-build.c (ira_create_allocno): Use
15022 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
15023 ALLOCNO_LEFT_CONFLICTS_NUM.
15025 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15027 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15028 instead of DF_LR_OUT.
15030 * ira-lives.c (process_bb_node_lives): Ditto.
15032 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15033 instead of DF_LR_{OUT,IN}.
15035 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15037 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15039 2009-03-30 Jan Hubicka <jh@suse.cz>
15041 * except.c (label_to_region_map): Fix thinko.
15043 2009-03-30 Steve Ellcey <sje@cup.hp.com>
15045 PR middle-end/38237
15046 * tree.h (tree_find_value): New declaration.
15047 * tree.c (tree_find_value): New function.
15048 * varasm.c (assemble_external): Avoid duplicate entries on lists.
15050 2009-03-30 Jakub Jelinek <jakub@redhat.com>
15053 * c-decl.c (struct c_binding): Add locus field.
15054 (bind): Add locus argument, set locus field from it.
15055 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
15056 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
15057 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
15058 implicitly_declare, undeclared_variable, lookup_label,
15059 declare_label, c_make_fname_decl, c_builtin_function,
15060 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
15063 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
15066 * config/i386/i386.c (classify_argument): Check total size of
15069 2009-03-30 Martin Jambor <mjambor@suse.cz>
15071 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
15072 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
15073 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
15076 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
15077 seen_variable_array_ref while also traversing a union.
15079 * tree-inline.c (optimize_inline_calls): Do not call
15080 cgraph_node_remove_callees.
15081 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
15082 (pass_remove_cgraph_callee_edges): New variable.
15083 * passes.c (init_optimization_passes): Add
15084 pass_remove_cgraph_callee_edges after early inlining and before all
15085 late intraprocedural passes.
15087 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
15089 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15091 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
15092 Fix typos in names.
15094 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15096 * combine.c (simplify_comparison): Use have_insn_for.
15097 * dojump.c (do_jump): Likewise.
15099 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15101 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
15102 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
15103 sparc_compare_op0 like sparc_compare_emitted used to be handled.
15104 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
15105 instead of sparc_compare_emitted.
15106 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
15107 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
15108 instead of sparc_compare_emitted.
15110 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15112 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
15113 enter/exit cfglayout mode.
15114 (pass_partition_block): Require it.
15115 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
15116 (combine_instructions): Track basic blocks instead of labels.
15117 (update_cfg_for_uncondjump): New.
15118 (try_combine): Use it. Update jumps after rescanning.
15119 (pass_combine): Require PROP_cfglayout.
15120 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
15122 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15124 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
15125 Provide/destroy PROP_cfglayout respectively.
15126 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
15127 * tree-pass.h (PROP_cfglayout): New.
15129 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15131 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
15132 fold_convert_const_fixed_from_fixed,
15133 fold_convert_const_fixed_from_int,
15134 fold_convert_const_fixed_from_real, fold_negate_const): Do not
15135 set TREE_CONSTANT_OVERFLOW.
15136 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
15137 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
15139 2009-03-30 Ira Rosen <irar@il.ibm.com>
15141 * tree-vect-loop-manip.c: New file.
15142 * tree-vectorizer.c: Update documentation and included files.
15143 (vect_loop_location): Make extern.
15144 (rename_use_op): Move to tree-vect-loop-manip.c
15145 (rename_variables_in_bb, rename_variables_in_loop,
15146 slpeel_update_phis_for_duplicate_loop,
15147 slpeel_update_phi_nodes_for_guard1,
15148 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
15149 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
15150 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
15151 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
15152 find_loop_location): Likewise.
15153 (new_stmt_vec_info): Move to tree-vect-stmts.c.
15154 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
15155 get_vectype_for_scalar_type, vect_is_simple_use,
15156 supportable_widening_operation, supportable_narrowing_operation):
15158 (bb_in_loop_p): Move to tree-vect-loop.c.
15159 (new_loop_vec_info, destroy_loop_vec_info,
15160 reduction_code_for_scalar_code, report_vect_op,
15161 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
15162 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
15163 (vect_supportable_dr_alignment): Likewise.
15164 * tree-vectorizer.h (tree-data-ref.h): Include.
15165 (vect_loop_location): Declare.
15166 Reorganize function declarations according to the new file structure.
15167 * tree-vect-loop.c: New file.
15168 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
15169 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
15170 * tree-vect-data-refs.c: New file.
15171 * tree-vect-patterns.c (timevar.h): Don't include.
15172 * tree-vect-stmts.c: New file.
15173 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
15174 tree-vect-slp.c, tree-vect-loop.c.
15175 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
15176 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
15177 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
15178 (tree-vect-analyze.o): Remove.
15179 (tree-vect-transform.o): Likewise.
15180 (tree-vect-data-refs.o): Add rule.
15181 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
15182 tree-vect-slp.o): Likewise.
15183 (tree-vect-patterns.o): Remove redundant dependencies.
15184 (tree-vectorizer.o): Likewise.
15185 * tree-vect-slp.c: New file.
15187 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15189 * optc-gen.awk: Warn if an option flag has multiple different
15192 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
15194 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
15195 -floop-block): Document dependences on PPL, CLooG and Graphite.
15197 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15199 PR rtl-optimization/323
15200 * c-common.c (c_fully_fold, convert_and_check,
15201 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
15202 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
15203 * c-common.def (EXCESS_PRECISION_EXPR): New.
15204 * c-cppbuiltin.c (builtin_define_float_constants): Define
15205 constants with enough digits for long double.
15206 * c-lex.c (interpret_float): Interpret constant with excess
15207 precision where appropriate.
15208 * c-opts.c (c_common_post_options): Set
15209 flag_excess_precision_cmdline. Give an error for
15210 -fexcess-precision=standard for C++ for processors where the
15211 option is significant.
15212 * c-parser.c (c_parser_conditional_expression): Handle excess
15213 precision in condition.
15214 * c-typeck.c (convert_arguments): Handle arguments with excess
15216 (build_unary_op): Move excess precision outside operation.
15217 (build_conditional_expr): Likewise.
15218 (build_compound_expr): Likewise.
15219 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
15220 (build_modify_expr): Handle excess precision in RHS.
15221 (convert_for_assignment): Handle excess precision in converted
15223 (digest_init, output_init_element, process_init_element): Handle
15224 excess precision in initializer.
15225 (c_finish_return): Handle excess precision in return value.
15226 (build_binary_op): Handle excess precision in operands and add
15227 excess precision as needed for operation.
15228 * common.opt (-fexcess-precision=): New option.
15229 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
15230 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
15231 For standard excess precision, output explicit conversion to and
15232 truncation from XFmode.
15233 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
15234 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
15235 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
15236 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
15237 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
15238 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
15239 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
15240 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
15241 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
15242 define_splits, sqrt<mode>2): Disable where appropriate for
15243 standard excess precision.
15244 * convert.c (convert_to_real): Do not shorten arithmetic to type
15245 for which excess precision would be used.
15246 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
15247 * doc/invoke.texi (-fexcess-precision=): Document option.
15248 (-mfpmath=): Correct index entry.
15249 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
15250 flag_excess_precision): New.
15251 * langhooks.c (lhd_post_options): Set
15252 flag_excess_precision_cmdline.
15253 * opts.c (common_handle_option): Handle -fexcess-precision=.
15254 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
15255 init_excess_precision): New.
15256 (lang_dependent_init_target): Call init_excess_precision.
15257 * tree.c (excess_precision_type): New.
15258 * tree.h (excess_precision_type): Declare.
15260 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15263 * c-typeck.c (build_component_ref): Do not copy qualifiers from
15264 non-lvalue to component.
15266 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15268 PR preprocessor/34695
15269 * Makefile.in (c-opts.o): Depend on c-tree.h.
15270 * c-common.c: Move down include of diagnostic.h.
15271 (done_lexing, c_cpp_error): New.
15272 * c-common.h (done_lexing): Declare.
15273 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
15275 * c-opts.c: Include c-tree.h.
15276 (c_common_init_options): Set preprocessor error callback.
15277 (c_common_handle_option): Do not set preprocessor
15278 inhibit_warnings, warnings_are_errors, warn_system_headers,
15279 pedantic_errors or inhibit_warnings flags.
15280 (c_common_post_options): Do not check cpp_errors (parse_in).
15281 (c_common_finish): Do not output dependencies if there were
15282 errors. Do not check return value of cpp_finish.
15283 * c-ppoutput.c (pp_file_change): Set input_location.
15284 * c-tree.h (c_cpp_error): Declare.
15285 * diagnostic.c (diagnostic_set_info_translated): Also initialize
15287 (diagnostic_build_prefix): Check override_column.
15288 * diagnostic.h (diagnostic_info): Add override_column field.
15289 (diagnostic_override_column): Define.
15291 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
15293 * c-common.c (c_expand_expr, c_staticp): Remove.
15294 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
15295 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
15296 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
15297 * c-gimplify.c (gimplify_compound_literal_expr,
15298 optimize_compound_literals_in_ctor): Remove.
15299 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
15300 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
15301 * c-semantics.c (emit_local_var): Remove.
15303 * langhooks-def.h (lhd_expand_expr): Remove.
15304 * langhooks.c (lhd_expand_expr): Remove.
15305 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
15307 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
15308 handling from c-semantics.c; don't call into langhook.
15309 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
15310 * gimplify.c (gimplify_compound_literal_expr,
15311 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
15312 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
15313 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
15314 as was done in c-gimplify.c.
15315 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
15316 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
15317 Move from c-common.h.
15318 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
15320 * tree.c (staticp): Do not call langhook.
15321 * langhooks.c (lhd_staticp): Delete.
15322 * langhooks-def.h (lhd_staticp): Delete prototype.
15323 (LANG_HOOKS_STATICP): Delete.
15324 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
15326 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
15327 instead of DECL_STMTs.
15329 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15337 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
15339 (fold_call_expr): Return a NOP_EXPR from folding rather than the
15340 contained expression.
15341 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
15342 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
15343 conditional expressions for C.
15344 (decl_constant_value_for_optimization): Move from
15345 decl_constant_value_for_broken_optimization in c-typeck.c. Check
15346 whether optimizing and that the expression is a VAR_DECL not of
15347 array type instead of doing such checks in the caller. Do not
15348 check pedantic. Call gcc_unreachable for C++.
15349 * c-common.def (C_MAYBE_CONST_EXPR): New.
15350 * c-common.h (c_fully_fold, c_save_expr,
15351 decl_constant_value_for_optimization): New prototypes.
15352 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15353 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15354 EXPR_INT_CONST_OPERANDS): Define.
15355 * c-convert.c (convert): Strip nops from expression.
15356 * c-decl.c (groktypename): Take extra parameters expr and
15357 expr_const_operands. Update call to grokdeclarator.
15358 (start_decl): Update call to grokdeclarator. Add statement for
15359 expressions used in type of decl.
15360 (grokparm): Update call to grokdeclarator.
15361 (push_parm_decl): Update call to grokdeclarator.
15362 (build_compound_literal): Add parameter non_const and build a
15363 C_MAYBE_COSNT_EXPR if applicable.
15364 (grokdeclarator): Take extra parameters expr and
15365 expr_const_operands. Track expressions used in declaration
15366 specifiers and declarators. Fold array sizes and track whether
15367 they are constant expressions and whether they are integer
15368 constant expressions.
15369 (parser_xref_tag): Set expr and expr_const_operands fields in
15371 (grokfield): Update call to grokdeclarator.
15372 (start_function): Update call to grokdeclarator.
15373 (build_null_declspecs): Set expr and expr_const_operands fields in
15375 (declspecs_add_type): Handle expressions in typeof specifiers.
15376 * c-parser.c (c_parser_declspecs): Set expr and
15377 expr_const_operands fields for declaration specifiers.
15378 (c_parser_enum_specifier): Likewise.
15379 (c_parser_struct_or_union_specifier): Likewise.
15380 (c_parser_typeof_specifier): Likewise. Update call to
15381 groktypename. Fold expression as needed. Return expressions with
15382 type instead of adding statements.
15383 (c_parser_attributes): Update calls to c_parser_expr_list.
15384 (c_parser_statement_after_labels): Fold expression before passing
15385 to objc_build_throw_stmt.
15386 (c_parser_condition): Fold expression.
15387 (c_parser_asm_operands): Fold expression.
15388 (c_parser_conditional_expression): Use c_save_expr. Update call
15389 to build_conditional_expr.
15390 (c_parser_alignof_expression): Update call to groktypename.
15391 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
15392 original_code. Fold expression argument of va_arg. Create
15393 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
15394 argument to va_arg. Update calls to groktypename. Fold array
15395 index for offsetof. Verify that first argument to
15396 __builtin_choose_expr has integer type.
15397 (c_parser_postfix_expression_after_paren_type): Update calls to
15398 groktypename and build_compound_literal. Handle expressions with
15399 side effects in type name.
15400 (c_parser_postfix_expression_after_primary): Update call to
15401 c_parser_expr_list. Set original_code for calls to
15402 __builtin_constant_p.
15403 (c_parser_expr_list): Take extra parameter fold_p. Fold
15404 expressions if requested.
15405 (c_parser_objc_type_name): Update call to groktypename.
15406 (c_parser_objc_synchronized_statement): Fold expression.
15407 (c_parser_objc_receiver): Fold expression.
15408 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
15409 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
15410 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
15411 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
15412 (struct c_typespec): Add elements expr and expr_const_operands.
15413 (struct c_declspecs): Add elements expr and expr_const_operands.
15414 (groktypename, build_conditional_expr, build_compound_literal):
15416 (in_late_binary_op): Declare.
15417 * c-typeck.c (note_integer_operands): New function.
15418 (in_late_binary_op): New variable.
15419 (decl_constant_value_for_broken_optimization): Move to c-common.c
15420 and rename to decl_constant_value_for_optimization.
15421 (default_function_array_conversion): Do not strip nops.
15422 (default_conversion): Do not call
15423 decl_constant_value_for_broken_optimization.
15424 (build_array_ref): Do not fold result.
15425 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
15426 result when operand is a VLA.
15427 (c_expr_sizeof_type): Update call to groktypename. Handle
15428 expressions included in type name. Use C_MAYBE_CONST_EXPR for
15429 result when operand names a VLA type.
15430 (build_function_call): Update call to build_compound_literal.
15431 Only fold result for calls to __builtin_* functions. Strip
15432 NOP_EXPR from INTEGER_CST returned from such functions. Fold
15433 the function designator.
15434 (convert_arguments): Fold arguments. Update call to
15435 convert_for_assignment.
15436 (build_unary_op): Handle increment and decrement of
15437 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
15438 decrement earlier. Fold operand of increment and decrement.
15439 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
15440 built for integer operand. Wrap returns that are INTEGER_CSTs
15441 without being integer constant expressions or that have integer
15442 constant operands without being INTEGER_CSTs.
15443 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
15444 (build_conditional_expr): Add operand ifexp_bcp. Track whether
15445 result is an integer constant expression or can be used in
15446 unevaluated parts of one and avoid folding and wrap as
15447 appropriate. Fold operands before possibly doing -Wsign-compare
15449 (build_compound_expr): Wrap result for C99 if operands can be used
15450 in integer constant expressions.
15451 (build_c_cast): Update call to digest_init. Do not ignore
15452 overflow from casting floating-point constants to integers. Wrap
15453 results that could be confused with integer constant expressions,
15454 null pointer constants or floating-point constants.
15455 (c_cast_expr): Update call to groktypename. Handle expressions
15456 included in type name.
15457 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
15458 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
15459 Update calls to convert_for_assignment.
15460 (convert_for_assignment): Take new parameter
15461 null_pointer_constant. Do not strip nops or call
15462 decl_constant_value_for_broken_optimization. Set
15463 in_late_binary_op for conversions to boolean.
15464 (store_init_value): Update call to digest_init.
15465 (digest_init): Take new parameter null_pointer_constant. Do not
15466 call decl_constant_value_for_broken_optimization. pedwarn for
15467 initializers not constant expressions. Update calls to
15468 convert_for_assignment.
15469 (constructor_nonconst): New.
15470 (struct constructor_stack): Add nonconst element.
15471 (really_start_incremental_init, push_init_level, pop_init_level):
15472 Handle constructor_nonconst and nonconst element.
15473 (set_init_index): Call constant_expression_warning for array
15475 (output_init_element): Fold value. Set constructor_nonconst as
15476 applicable. pedwarn for initializers not constant expressions.
15477 Update call to digest_init. Call constant_expression_warning
15478 where constant initializers are required.
15479 (process_init_element): Use c_save_expr.
15480 (c_finish_goto_ptr): Fold expression.
15481 (c_finish_return): Fold return value. Update call to
15482 convert_for_assignment.
15483 (c_start_case): Fold switch expression.
15484 (c_process_expr_stmt): Fold expression.
15485 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
15486 ensure statement expression is not evaluated in constant expression.
15487 (build_binary_op): Track whether results are integer constant
15488 expressions or may occur in such, disable folding and wrap results
15489 as applicable. Fold operands for -Wsign-compare warnings unless
15491 (c_objc_common_truthvalue_conversion): Handle results folded to
15492 integer constants that are not integer constant expressions.
15493 * doc/extend.texi: Document when typeof operands are evaluated,
15494 that condition of __builtin_choose_expr is an integer constant
15495 expression, and more about use of __builtin_constant_p in
15498 2009-03-29 Richard Guenther <rguenther@suse.de>
15500 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
15501 propagate addresses of array references.
15503 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
15505 * regmove.c (perhaps_ends_bb_p): Remove.
15506 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
15507 from INSN and check that the main loop stays within that basic block.
15508 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
15509 (regmove_forward_pass): Split out from regmove_optimize. Use
15510 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
15511 (regmove_backward_pass): Split out from regmove_optimize. Use
15512 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
15513 (regmove_optimize): Simplify.
15515 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15518 * config/i386/i386.c (classify_argument): Ignore flexible array
15519 member in struct and warn ABI change.
15521 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15523 * config/i386/i386-protos.h (ix86_agi_dependent): New.
15525 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
15526 (ix86_adjust_cost): Updated.
15528 2009-03-29 Jan Hubicka <jh@suse.cz>
15530 PR middle-end/28850
15531 * tree-pass.h (pass_cleanup_eh): New function.
15532 (remove_unreachable_regions): Break code handling RTL
15533 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
15534 that can not be reached by runtime.
15535 (can_be_reached_by_runtime): New function.
15536 (label_to_region_map): New function.
15537 (num_eh_regions): New function.
15538 (rtl_remove_unreachable_regions): New function.
15539 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
15540 (remove_eh_region): New function.
15541 * except.h: Include sbitmap and vecprim.
15542 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
15543 num_eh_regions): Declare.
15544 * passes.c (init_optimization_passes): Schedule cleanup_eh.
15545 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
15546 * tree-eh.c (tree_remove_unreachable_handlers): New function.
15547 (tree_empty_eh_handler_p): New function.
15548 (cleanup_empty_eh): New function.
15549 (cleanup_eh): New function.
15550 (pass_cleanup_eh): New function.
15552 2009-03-29 Jan Hubicka <jh@suse.cz>
15554 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
15555 for removed regions.
15557 2009-03-29 Jan Hubicka <jh@suse.cz>
15559 * except.c (dump_eh_tree): Dump all datastructures.
15561 2009-03-29 Jan Hubicka <jh@suse.cz>
15563 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
15564 (duplicate_eh_regions_1): Likewise.
15565 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
15566 vector; call EH verification.
15567 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15568 Be ready for region being removed.
15570 2009-03-29 Jan Hubicka <jh@suse.cz>
15572 * bitmap.c (bitmap_last_set_bit): New function.
15573 * bitmap.h (bitmap_last_set_bit): Declare.
15575 2009-03-29 David Ayers <ayers@fsfe.org>
15578 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
15579 by calling objc_compare_types and surpress warnings about
15580 incompatible C pointers that are compatible ObjC pointers.
15582 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
15584 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
15585 call initialize_inline_failed.
15586 (initialize_inline_failed): Move it from here ...
15587 * cgraph.c (initialize_inline_failed): ... to here.
15588 (cgraph_create_edge): Call initialize_inline_failed rather than
15589 setting inline_failed directly.
15591 2009-03-29 Ben Elliston <bje@au.ibm.com>
15594 * sysv4.opt (msdata): Improve comment.
15595 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
15596 * sysv4.h (SVR4_ASM_SPEC): Likewise.
15598 2009-03-29 Ben Elliston <bje@au.ibm.com>
15601 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
15602 load and store attributes.
15604 2009-03-29 Ben Elliston <bje@au.ibm.com>
15606 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
15607 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
15608 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
15609 * doc/extend.texi (X86 Built-in Functions): Add index entries for
15610 __builtin_infq and __builtin_huge_valq.
15612 2009-03-28 Anatoly Sokolov <aesok@post.ru>
15614 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
15616 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15617 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
15619 2009-03-28 Xinliang David Li <davidxl@google.com>
15621 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
15622 (do_dbg_cnt): New function.
15624 2009-03-28 Jan Hubicka <jh@suse.cz>
15626 Merge from pretty-ipa:
15628 2009-03-27 Jan Hubicka <jh@suse.cz>
15630 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15631 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
15632 * passes.c (function_called_by_processed_nodes_p): New.
15633 * ipa-pure-const.c (check_call): Fix handling of operands.
15634 (analyze_function): Dump debug output for skipped bodies.
15635 (local_pure_const): Use function_called_by_processed_nodes_p.
15636 * dwarf2out.c (reference_to_unused): Use output.
15637 * passes.c (do_per_function_toporder): Likewise.
15639 2008-11-12 Jan Hubicka <jh@suse.cz>
15641 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
15642 * ipa-pure-const.c (funct_state_d): Add can throw field; make
15643 state_set_in_source enum
15644 (check_decl): Ignore memory tags; do not set fake looping flags;
15646 (check_operand, check_tree, check_rhs_var, check_lhs_var,
15647 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
15648 (check_call, analyze_function): Rewrite.
15650 (add_new_function): Update call of analyze_function.
15651 (generate_summary): Add call of analyze_function.
15652 (propagate): Propagate can_throw; handle state_set_in_source correctly.
15653 (local_pure_const): New function.
15654 (pass_local_pure_const): New pass.
15655 * ipa-inline.c (inline_transform): Set after_inlining.
15656 * tree-eh.c (stmt_can_throw_external): New.
15657 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
15658 work with aliasing built.
15659 * tree-flow.h (stmt_can_throw_external): New.
15660 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
15661 and local pure/const pass in early and late optimization queue.
15663 2009-03-28 Martin Jambor <mjambor@suse.cz>
15665 * fold-const.c (get_pointer_modulus_and_residue): New parameter
15667 (fold_binary): Allow function decl aligment consideration is the
15668 second argument is integer constant one.
15669 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
15670 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
15671 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
15673 2009-03-28 Jan Hubicka <jh@suse.cz>
15675 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
15676 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
15677 * function.h (rtl_data): Add nothrow flag.
15678 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
15679 set DECL_NOTHROW for AVAILABLE functions.
15681 2009-03-28 Jakub Jelinek <jakub@redhat.com>
15683 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
15684 following vector keyword has expansion starting with pixel or bool
15685 keyword, expand vector to __vector and pixel or bool to __pixel or
15689 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
15690 warn_if_disallowed_function_p): Removed.
15691 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
15692 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
15693 warning_if_disallowed_function_p.
15694 * flags.h (warn_if_disallowed_function_p,
15695 warn_disallowed_functions): Removed.
15696 * common.opt (Wdisallowed-function-list=): Removed.
15697 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
15699 2009-03-28 Richard Guenther <rguenther@suse.de>
15701 PR tree-optimization/38723
15702 * tree-ssa-pre.c (compute_avail): Add all default definitions to
15705 2009-03-28 Jan Hubicka <jh@suse.cz>
15707 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
15708 test introduced by my previous patch.
15710 2009-03-28 Richard Guenther <rguenther@suse.de>
15712 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
15713 the PHIs value undefined.
15715 2009-03-28 Jan Hubicka <jh@suse.cz>
15717 * tree-pass.h (pass_fixup_cfg): New pass.
15718 * ipa-inline.c (inline_transform): Set
15719 always_inline_functions_inlined/after_inlining.
15720 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
15721 (pass_fixup_cfg): New pass.
15722 * passes.c (init_optimization_passes): Add fixup_cfg.
15724 2009-03-28 Richard Guenther <rguenther@suse.de>
15726 PR tree-optimization/38458
15727 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
15728 argument use the arguments copy-of value.
15730 2009-03-28 Richard Guenther <rguenther@suse.de>
15732 PR tree-optimization/38180
15733 * tree-ssa-ccp.c (get_default_value): Simplify.
15734 (likely_value): Likewise.
15735 (surely_varying_stmt_p): Properly handle VOP case.
15736 (ccp_initialize): Likewise.
15737 (ccp_fold): Handle propagating through *&.
15738 (fold_const_aggregate_ref): Also handle decls.
15740 2009-03-28 Jan Hubicka <jh@suse.cz>
15742 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15743 * cgraph.h (cgraph_node): Likewise.
15744 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
15745 (cgraph_reset_node): Use process flag.
15746 (cgraph_mark_functions_to_output): Likewise.
15747 (cgraph_expand_function): Likewise.
15748 (cgraph_expand_all_functions): Likewise.
15749 (cgraph_output_in_order): Likewise.
15750 * dwarf2out.c (reference_to_unused): Likewise.
15751 * passes.c do_per_function_toporder): Likewise.
15753 2009-03-28 Jan Hubicka <jh@suse.cz>
15755 Bring from lto-branch:
15757 2008-09-03 Doug Kwan <dougkwan@google.com>
15759 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
15760 enums instead of reason strings.
15761 * cgraph.c (cgraph_create_edge): Same.
15762 (cgraph_inline_failed_string): New function.
15763 * cgraph.h (cgraph_inline_failed_t): New enum type.
15764 (cgraph_inline_failed_string): New prototype.
15765 (struct cgraph_edge): Change type of INLINED_FAILED from constant
15766 char pointer to cgraph_inline_failed_t.
15767 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
15768 (cgraph_default_inline_p): Ditto.
15769 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
15770 to cgraph_inline_failed_t pointer.
15771 * cif-code.def: New file.
15772 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
15774 (cgraph_check_inline_limits): Change type of REASON to pointer to
15775 cgraph_inline_failed_t. Replace reason strings with enums.
15776 (cgraph_default_inline_p): Ditto.
15777 (cgraph_recursive_inlining_p): Ditto.
15778 (update_caller_keys): Change type of FAILED_REASON to
15779 cgraph_inline_failed_t.
15780 (cgraph_set_inline_failed): Change type of REASON to pointer to
15781 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
15782 convert enums to strings for text output.
15783 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
15784 to be of type cgraph_inline_failed_t. Replace reason strings with
15785 enums. Call cgraph_inline_failed_string to covert enums
15786 to strings for text output.
15787 (cgraph_decide_inlining): Replace reason strings with enums.
15788 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
15789 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
15791 * tree-inline.c (expand_call_inline): Change type of REASON
15792 to cgraph_inline_failed_t. Replace reason strings with enums.
15793 Call cgraph_inline_failed_string for text output.
15794 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
15797 2009-03-28 Jan Hubicka <jh@suse.cz>
15799 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
15800 cgraph_clone_node): Remove master clone handling.
15801 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15802 * cgraph.h (master_clone): Remove.
15803 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15804 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
15805 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
15807 2009-03-28 Jan Hubicka <jh@suse.cz>
15809 * cgraph.c (cgraph_function_body_availability): Functions declared
15810 inline are always safe to assume that it is not going to be replaced.
15812 2009-03-28 Richard Guenther <rguenther@suse.de>
15814 PR tree-optimization/38513
15815 * tree-ssa-pre.c (eliminate): Remove redundant stores.
15816 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15817 EXC_PTR_EXPR and FILTER_EXPR.
15818 (get_ref_from_reference_ops): Likewise.
15820 2009-03-28 Richard Guenther <rguenther@suse.de>
15822 PR tree-optimization/38968
15823 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
15824 Use FLOOR_MOD_EXPR to compute misalignment.
15826 2009-03-28 Richard Guenther <rguenther@suse.de>
15828 PR tree-optimization/37795
15829 * tree.h (combine_comparisons): Declare.
15830 * fold-const.c (combine_comparisons): Export.
15831 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
15833 (ifcombine_iforif): Use combine_comparisons.
15835 2009-03-28 Jan Hubicka <jh@suse.cz>
15837 * tree-eh.c (inlinable_call_p): New function.
15838 (make_eh_edges): Use it.
15839 (verify_eh_edges): Use it.
15840 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
15841 * except.c (reachable_next_level): Add inlinable_function argument
15842 (sjlj_find_directly_reachable_regions): Update.
15843 (add_reachable_handler): Do not set saw_any_handlers.
15844 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
15845 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15846 Add new inlinable call parameter.
15847 (can_throw_internal, can_throw_external): Update.
15848 * except.h (can_throw_internal_1, can_throw_external_1,
15849 foreach_reachable_handler): Update declaration.
15851 2009-03-28 Joseph Myers <joseph@codesourcery.com>
15853 * config/arm/t-arm-coff, config/h8300/coff.h,
15854 config/i386/i386-aout.h, config/i386/i386-coff.h,
15855 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
15856 config/pdp11/2bsd.h, config/rs6000/aix41.h,
15857 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
15858 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
15859 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
15860 sys-types.h: Remove.
15861 * Makefile.in: Remove protoize and fixproto support and references
15863 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
15864 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
15866 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
15867 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
15868 unprotoize$(exeext).
15869 (rest.encap): Don't depend on $(STMP_FIXPROTO)
15870 (.PHONY): Don't depend on proto.
15871 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
15872 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
15873 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
15874 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
15875 build/gen-protos.o, build/scan.o, xsys-protos.h,
15876 build/fix-header$(build_exeext), build/fix-header.o,
15877 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
15878 stmp-install-fixproto): Remove.
15879 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
15880 SYSCALLS.c or fixproto files.
15881 (install-common): Don't install protoize.
15882 (install-headers-tar, install-headers-cpio, install-headers-cp):
15883 Don't depend on $(STMP_FIXPROTO).
15884 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
15885 install fixproto files or write out fixproto settings.
15886 (uninstall): Don't uninstall protoize.
15887 * config.gcc (use_fixproto): Remove.
15888 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
15889 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
15890 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
15891 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
15892 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
15893 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
15894 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
15895 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
15896 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
15897 * config/t-vxworks (STMP_FIXPROTO): Remove.
15898 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
15899 STMP_FIXPROTO): Remove.
15900 * config.in, configure: Regenerate.
15901 * crtstuff.c (gid_t, uid_t): Don't undefine.
15902 * doc/install.texi: Change m68k-coff to m68k-elf in example.
15903 (arm-*-coff, arm-*-aout: Remove target entries.
15904 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
15905 Remove mention of AIX 4.1.
15906 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
15907 * doc/invoke.texi (Running Protoize): Remove.
15908 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
15909 (Protoize Caveats): Remove.
15910 * tsystem.h: Update comments on headers assumed to exist.
15912 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
15914 * genautomata.c: Add a new year to the copyright. Add a new
15916 (struct insn_reserv_decl): Add comments for member bypass_list.
15917 (find_bypass): Remove.
15918 (insert_bypass): New.
15919 (process_decls): Use insert_bypass.
15920 (output_internal_insn_latency_func): Output all bypasses with the
15921 same input insn in one switch case.
15923 * rtl.def (define_bypass): Describe bypass choice.
15924 * doc/md.texi (define_bypass): Ditto.
15926 2009-03-27 Richard Guenther <rguenther@suse.de>
15928 * gimplify.c (mark_addressable): Export.
15929 * tree-flow.h (mark_addressable): Declare.
15930 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
15931 * tree-ssa.c (verify_phi_args): Verify that address taken
15932 variables have TREE_ADDRESSABLE set.
15934 2009-03-27 Richard Guenther <rguenther@suse.de>
15936 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
15937 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
15938 Do not mark decls TREE_ADDRESSABLE.
15939 (build_fold_addr_expr): Adjust.
15940 (fold_addr_expr): Remove.
15941 (fold_unary): Use build_fold_addr_expr.
15942 (fold_comparison): Likewise.
15943 (split_address_to_core_and_offset): Likewise.
15944 * coverage.c (tree_coverage_counter_addr): Mark the array decl
15946 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
15947 (gimplify_modify_expr_to_memcpy): Mark source and destination
15949 * omp-low.c (create_omp_child_function): Mark the object decl
15951 (lower_rec_input_clauses): Mark the var we take the address of
15953 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
15955 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15957 PR middle-end/39315
15958 * cfgexpand.c (expand_one_stack_var_at): Change alignment
15959 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
15961 2009-03-27 Richard Guenther <rguenther@suse.de>
15963 PR tree-optimization/39120
15964 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
15966 (handle_lhs_call): Process return constraints. Add escape
15967 constraints if necessary.
15968 (handle_const_call): Fill out return constraints. Make nested
15969 case more precise. Avoid consttmp if possible.
15970 (handle_pure_call): Fill out return constraints. Avoid
15971 callused if possible.
15972 (find_func_aliases): Simplify call handling.
15974 2009-03-27 Richard Guenther <rguenther@suse.de>
15976 PR tree-optimization/39120
15977 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
15978 as a representative.
15979 (solve_graph): Do propagate CALLUSED.
15980 (handle_pure_call): Use a scalar constraint from CALLUSED for
15982 (find_what_p_points_to): CALLUSED shall not appear in poins-to
15985 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15988 * c-common.c (handle_aligned_attribute): Properly check alignment
15989 overflow. Use (1U << i) instead of (1 << i).
15991 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
15993 * expr.h (get_mem_align_offset): Updated.
15995 * tree.h (tree_decl_common): Change align to "unsigned int" and
15996 move it before pointer_alias_set.
15998 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15999 Jakub Jelinek <jakub@redhat.com>
16002 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
16003 gr_register_operand with gr_reg_or_0_operand.
16004 (cmpxchg_rel_di): Likewise.
16005 (sync_lock_test_and_set<mode>): Likewise.
16007 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16009 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
16010 (true_regnum): Likewise.
16012 * rtlanal.c (subreg_info): Moved to ...
16013 * rtl.h (subreg_info): Here. New.
16014 (subreg_get_info): New.
16016 * rtlanal.c (subreg_get_info): Make it extern.
16018 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16021 * config/i386/i386.c (ix86_abi): New.
16022 (override_options): Handle -mabi=.
16023 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
16024 (ix86_call_abi_override): Likewise.
16025 (init_cumulative_args): Likewise.
16026 (function_arg_advance): Likewise.
16027 (function_arg_64): Likewise.
16028 (function_arg): Likewise.
16029 (ix86_pass_by_reference): Likewise.
16030 (ix86_function_value_regno_p): Likewise.
16031 (ix86_build_builtin_va_list_abi): Likewise.
16032 (setup_incoming_varargs_64): Likewise.
16033 (is_va_list_char_pointer): Likewise.
16034 (ix86_init_machine_status): Likewise.
16035 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
16036 (ix86_function_type_abi): Return enum calling_abi. Rewrite
16037 for 64bit. Replace DEFAULT_ABI with ix86_abi.
16038 (ix86_function_abi): Make it static and return enum calling_abi.
16039 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
16041 (ix86_fn_abi_va_list): Updated.
16043 * config/i386/i386.h (ix86_abi): New.
16044 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
16045 (CONDITIONAL_REGISTER_USAGE): Likewise.
16046 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
16047 (machine_function): Likewise.
16049 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
16051 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
16052 (STACK_BOUNDARY): Likewise.
16053 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
16055 * config/i386/i386.opt (mabi=): New.
16057 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
16058 return enum calling_abi.
16059 (ix86_function_type_abi): Likewise.
16060 (ix86_function_abi): Removed.
16062 * doc/invoke.texi: Document -mabi= option for x86.
16064 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16066 * builtins.c (real_dconstp): Delete.
16067 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
16069 2009-03-27 Dodji Seketeli <dodji@redhat.com>
16070 Jakub Jelinek <jakub@redhat.com>
16073 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
16074 (gen_subprogram_die): When a function is explicit, generate the
16075 DW_AT_explicit attribute.
16076 * langhooks.h (struct lang_hooks_for_decls): Add
16077 function_decl_explicit_p langhook.
16078 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
16079 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
16081 2009-03-27 Jakub Jelinek <jakub@redhat.com>
16083 * builtins.c (fold_builtin_memory_op): Optimize memmove
16084 into memcpy if we can prove source and destination don't overlap.
16086 * tree-inline.c: Include gt-tree-inline.h.
16087 (clone_fn_id_num): New variable.
16088 (clone_function_name): New function.
16089 (tree_function_versioning): Use it.
16090 * Makefile.in (GTFILES): Add tree-inline.c.
16092 2009-03-27 Mark Mitchell <mark@codesourcery.com>
16094 * BASE-VER: Change to 4.5.0.
16096 2009-03-27 Xinliang David Li <davidxl@google.com>
16098 PR tree-optimization/39557
16099 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
16101 2009-03-27 Xinliang David Li <davidxl@google.com>
16103 PR tree-optimization/39548
16104 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
16107 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16109 * c-common.c (pointer_int_sum): Use %wd on return from
16112 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16114 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
16115 on return from tree_low_cst.
16117 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
16120 * ginclude/stdarg.h (va_copy): Define also for
16121 __GXX_EXPERIMENTAL_CXX0X__.
16123 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16126 * builtins.h (c_strlen): Do not warn here.
16127 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16128 * c-common.c (pointer_int_sum): Take an explicit location.
16129 Warn about offsets out of bounds.
16130 * c-common.h (pointer_int_sum): Adjust declaration.
16132 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16134 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
16137 2009-03-26 Jakub Jelinek <jakub@redhat.com>
16140 * opts.c (warn_if_disallowed_function_p): Don't assume
16141 get_callee_fndecl must return non-NULL.
16143 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
16145 PR rtl-optimization/39522
16146 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
16147 when reg_reloaded_valid is set.
16149 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16151 * config/spu/divv2df3.c: New file.
16152 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
16153 (DPBIT_FUNCS): Filter out _div_df.
16155 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
16157 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
16158 a jump insn, count that jump in the distance to the loop start.
16160 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
16163 * config/sh/sh.c (calc_live_regs): Fix condition for global
16164 registers except PIC_OFFSET_TABLE_REGNUM.
16166 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
16169 * doc/invoke.texi (-mconsole): New.
16171 (-mno-cygwin): New.
16173 (-mnop-fun-dllimport): New.
16177 (sub section "i386 and x86-64 Windows Options"): New.
16179 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
16181 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
16182 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
16184 2009-03-25 Richard Guenther <rguenther@suse.de>
16186 PR middle-end/39497
16187 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
16190 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
16192 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
16193 neither of haifa/selective schedulers are working.
16195 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16197 * doc/invoke.texi (Debugging Options): Fix description of
16198 -fno-merge-debug-strings.
16200 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
16202 * config/cris/libgcc.ver: New version-script.
16203 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
16205 * configure.ac <GAS features, nop mnemonic>: Add pattern
16206 crisv32-*-* for "nop".
16207 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
16208 * configure: Regenerate.
16210 2009-03-24 Ira Rosen <irar@il.ibm.com>
16212 PR tree-optimization/39529
16213 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
16214 mark_sym_for_renaming for the tag copied to the new vector
16217 2009-03-24 Arthur Loiret <aloiret@debian.org>
16219 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
16220 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
16221 EXTRA_SPEC_FUNCTIONS.
16222 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
16223 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
16224 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
16225 -march and -mtune options.
16227 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
16229 * config/m68k/t-rtems: Add m5329 multilib.
16231 2009-03-24 Dodji Seketeli <dodji@redhat.com>
16232 Jakub Jelinek <jakub@redhat.com>
16235 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
16238 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16241 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
16242 instead of c_parser_expression_conv, if original_code isn't one of the
16243 4 allowed comparison codes, fail.
16245 2009-03-23 Richard Guenther <rguenther@suse.de>
16247 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
16248 * tree.h (struct tree_type): Likewise.
16249 * reload.h (struct insn_chain): Likewise.
16250 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
16251 * function.h (struct function): Likewise.
16252 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
16254 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16256 PR tree-optimization/39516
16257 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
16259 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
16261 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
16262 should be set true if BITS_PER_WORD of target is bigger than 32
16264 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
16266 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
16267 Translate -B-options to -rpath-link. Correct existing
16268 rpath-link and conditionalize on !nostdlib.
16270 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16272 * doc/extend.texi (Function Attributes, Variable Attributes):
16274 * doc/invoke.texi (Debugging Options, Optimize Options)
16275 (i386 and x86-64 Options, MCore Options): Likewise.
16277 2009-03-20 Jakub Jelinek <jakub@redhat.com>
16280 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
16281 it for block local namespace aliases.
16282 (gen_decl_die): Pass context_die to gen_namespace_die.
16284 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16287 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
16288 minimum or maximum value.
16290 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
16292 * reginfo.c (globalize_reg): Recompute derived reg sets.
16294 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
16297 * libgcc2.c (mprotect): Do not use signed arguments for
16298 VirtualProtect, use DWORD arguments. Also fix the 'may
16299 be used uninitialized' warning for the np variable.
16301 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16304 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
16305 functions using regparm calling conventions when not optimizing.
16306 (ix86_function_sseregparm): Similarly for sseregparm calling
16309 2009-03-19 Li Feng <nemokingdom@gmail.com>
16311 PR middle-end/39500
16312 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
16313 dependence if the first conflict is after niter iterations.
16315 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
16317 PR middle-end/38609
16318 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
16319 functions with dynamic stack-pointer adjustments.
16321 2009-03-19 Ben Elliston <bje@au.ibm.com>
16323 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
16324 option; change to -msdata=data.
16326 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16328 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
16331 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
16334 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
16336 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
16338 * doc/invoke.texi (Code Gen Options): Expand discussion of
16341 2009-03-18 Jakub Jelinek <jakub@redhat.com>
16343 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
16344 * matrix-reorg.c (struct matrix_info): Likewise.
16345 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
16346 * rtl.h (struct mem_attrs): Likewise.
16347 * df.h (struct df): Likewise.
16348 * tree-data-ref.h (struct data_dependence_relation): Likewise.
16349 * ira-int.h (struct ira_allocno): Likewise.
16350 * df-scan.c (struct df_collection_rec): Likewise.
16351 * ira.c (struct equivalence): Likewise.
16352 * function.c (struct temp_slot): Likewise.
16353 * cfgloop.h (struct loop): Likewise.
16356 * function.c (use_register_for_decl): When not optimizing, disregard
16357 register keyword for variables with types containing methods.
16359 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
16361 PR middle-end/39447
16362 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
16363 (is_simple_operand): Call contains_component_ref_p before calling data
16364 reference analysis that would fail on COMPONENT_REFs.
16366 * tree-vrp.c (search_for_addr_array): Fix formatting.
16368 2009-03-18 Richard Guenther <rguenther@suse.de>
16370 * tree-vect-transform.c (vect_loop_versioning): Fold the
16371 generated comparisons.
16372 * tree-vectorizer.c (set_prologue_iterations): Likewise.
16373 (slpeel_tree_peel_loop_to_edge): Likewise.
16375 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16377 PR middle-end/37805
16378 * opts.c (print_specific_help): In addition to `undocumented',
16379 accept `separate' and `joined' flags if passed alone. Describe
16380 output by the first matched one of those.
16381 (common_handle_option): Skip over empty strings.
16382 * gcc.c (display_help): Fix help string for `--help='.
16383 * doc/invoke.texi (Option Summary, Overall Options): With
16384 `--help=', classes and qualifiers can both be repeated, but
16385 only the latter can be negated. One should not pass only
16386 negated qualifiers. Fix markup and examples.
16389 2008-10-14 Jakub Jelinek <jakub@redhat.com>
16390 PR middle-end/37805
16391 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
16392 and -fhelp=separate.
16394 2009-03-17 Jing Yu <jingyu@google.com>
16396 PR middle-end/39378
16397 * function.h (struct rtl_data): Move is_thunk from here...
16398 (struct function): ...to here.
16399 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
16400 * varasm.c (assemble_start_function): Change is_thunk from crtl to
16402 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
16404 (alpha_does_function_need_gp, alpha_start_function): Likewise.
16405 (alpha_output_function_end_prologue): Likewise.
16406 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
16407 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
16408 (rs6000_output_function_epilogue): Likewise.
16409 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
16411 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
16414 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
16415 from different units in a single alternative.
16416 (*truncdfsf_i387): Ditto.
16417 (*truncxfsf2_mixed): Ditto.
16418 (*truncxfdf2_mixed): Ditto.
16420 2009-03-17 Jakub Jelinek <jakub@redhat.com>
16422 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
16423 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
16426 * tree-ssa-live.c (remove_unused_locals): Don't remove local
16427 unused non-artificial variables when not optimizing.
16430 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
16431 DW_TAG_imported_module even if decl is IMPORTED_DECL with
16432 NAMESPACE_DECL in its DECL_INITIAL.
16434 PR middle-end/39443
16435 * optabs.c (set_user_assembler_libfunc): New function.
16436 * expr.h (set_user_assembler_libfunc): New prototype.
16437 * c-common.c: Include libfuncs.h.
16438 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
16439 for memcmp, memset, memcpy, memmove and abort.
16440 * Makefile.in (c-common.o): Depend on libfuncs.h.
16443 * dwarf2out.c (gen_inlined_enumeration_type_die,
16444 gen_inlined_structure_type_die, gen_inlined_union_type_die,
16445 gen_tagged_type_instantiation_die): Removed.
16446 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
16449 2009-03-17 Janis Johnson <janis187@us.ibm.com>
16452 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
16454 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
16455 (check-parallel-%): Ditto.
16456 (check-consistency): Ditto.
16458 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
16460 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
16461 local variable rhs by NULL_TREE.
16463 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16466 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
16468 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16471 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
16473 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16476 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
16477 for ms->sysv ABI calls only in 64bit mode.
16479 * config/i386/i386.md (untyped_call): Support 32bit.
16481 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
16483 * doc/extend.texi: Replace x86_65 with x86_64.
16485 2009-03-16 Jakub Jelinek <jakub@redhat.com>
16487 PR tree-optimization/39455
16488 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
16489 mismatches for POINTER_TYPE_P (type).
16490 (number_of_iterations_le): Likewise.
16492 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16494 * config/picochip/picochip.c: Removed profiling support.
16495 * config/picochip/picochip.md: Removed profiling instruction.
16496 * config/picochip/picochip.h: Removed profiling builtin.
16498 2009-03-16 Joseph Myers <joseph@codesourcery.com>
16500 * doc/install.texi (--with-host-libstdcxx): Document.
16502 2009-03-14 Anatoly Sokolov <aesok@post.ru>
16505 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
16506 generate a warning if the function name does not begin with
16507 "__vector" and the function has either the 'signal' or 'interrupt'
16508 attribute, from here to ...
16509 (avr_declare_function_name): ...here. New function.
16510 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
16511 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
16513 2009-03-14 Jakub Jelinek <jakub@redhat.com>
16516 * cse.c (fold_rtx): Don't modify original const_arg1 when
16517 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
16518 separate variable instead.
16519 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
16520 from out of range shift counts.
16521 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
16523 2009-03-13 Catherine Moore <clm@codesourcery.com>
16525 * config/i386/x-mingw32 (host-mingw32.o): Replace
16526 diagnostic.h with $(DIAGNOSTIC_H).
16528 2009-03-12 Jakub Jelinek <jakub@redhat.com>
16531 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
16533 * config/i386/sync.md (sync_compare_and_swap<mode>,
16534 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
16535 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
16537 (sync_double_compare_and_swapdi_pic,
16538 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
16539 cmpxchg8b_pic_memory_operand instead of just memory_operand.
16541 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16544 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
16546 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16549 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16550 (avx_addsubv4df3): Likewise.
16551 (*avx_addsubv4sf3): Likewise.
16552 (sse3_addsubv4sf3): Likewise.
16554 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16557 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
16559 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
16562 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
16563 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16564 registers for allocnos created from user-defined variables.
16566 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16569 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
16570 of non-integer mode as well.
16572 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
16574 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
16575 for functions for which the parameter types are unknown.
16577 2009-03-11 Jakub Jelinek <jakub@redhat.com>
16580 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
16581 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
16582 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
16583 * config/i386/i386.c (ix86_local_alignment): For
16584 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
16585 long long variables on the stack to avoid dynamic realignment.
16586 Allow the first argument to be a decl rather than type.
16587 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
16589 2009-03-11 Nick Clifton <nickc@redhat.com>
16592 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
16594 Add description to mno-lsim option.
16595 * config/mcore/mcore.h: Remove comment about deprecated m4align
16597 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
16598 * doc/invoke.texi: Add description of mno-lsim and
16599 mstack-increment options.
16601 * config/fr30/fr30.opt: Document the -mno-lsim option.
16602 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
16603 and -mno-lsim options.
16605 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16607 * fold-const.c (fold_comparison): Only call fold_inf_compare
16608 if the mode supports infinities.
16610 2009-03-11 Jason Merrill <jason@redhat.com>
16613 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
16614 end already did. Notice GIMPLE_CALL modifications of the result.
16615 Don't copy debug information from an ignored decl or a decl from
16618 2009-03-10 Richard Guenther <rguenther@suse.de>
16619 Nathan Froyd <froydnj@codesourcery.com>
16621 PR middle-end/37850
16622 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
16623 (__divMODE3): Likewise.
16625 2009-03-09 Jakub Jelinek <jakub@redhat.com>
16627 PR tree-optimization/39394
16628 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
16629 DECL_SIZE_UNIT of variable length FIELD_DECLs.
16631 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16633 * recog.c (verfiy_changes): Disallow renaming of hard regs in
16634 inline asms for register asm ("") declarations.
16636 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
16638 * fold-const.c (fold_unary): Fix comment.
16640 2009-03-07 Jan Hubicka <jh@suse.cz>
16643 * tree-inline.c (setup_one_parameter): Do replacement of const
16644 argument by constant in SSA form.
16646 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16648 PR middle-end/38028
16649 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
16650 determine alignment passed to assign_stack_local.
16651 (assign_parms_unsplit_complex): Likewise.
16652 * except.c (sjlj_build_landing_pads): Likewise.
16654 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16656 PR middle-end/39360
16657 * tree-flow.h (add_referenced_var): Return bool instead of void.
16658 * tree-dfa.c (add_referenced_var): Return result of
16659 referenced_var_check_and_insert call.
16660 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
16661 of referenced_var_check_and_insert.
16664 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
16665 (gen_variable_die): Emit DW_AT_location on abstract static variable's
16666 DIE, don't emit it if abstract origin already has it.
16667 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
16668 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
16670 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16672 * genpreds.c (needs_variable): Fix parentheses at variable name
16674 (write_tm_constrs_h): Indent generated code.
16676 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16678 * doc/extend.texi (Function Attributes): Add documentation
16679 for isr attributes.
16681 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16684 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
16685 take locus from its DECL_SOURCE_LOCATION instead of input_location.
16687 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16689 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
16692 2009-03-05 Jakub Jelinek <jakub@redhat.com>
16695 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
16696 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
16698 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
16700 * config/i386/i386.md (R8_REG, R9_REG): New constants.
16701 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
16702 constants instead of magic numbers.
16703 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
16705 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
16706 (x86_64_ms_abi_int_parameter_registers): Ditto.
16707 (x86_64_int_return_registers): Ditto.
16708 (ix86_maybe_switch_abi): Ditto.
16709 (ix86_expand_call): Ditto for clobbered_registers array.
16710 (ix86_hard_regno_mode_ok): Ditto.
16711 (x86_extended_QIreg_mentioned_p): Ditto.
16713 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
16715 PR tree-optimization/39349
16716 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
16718 * combine.c (gen_lowpart_for_combine): Use omode when generating
16721 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
16723 PR rtl-optimization/39235
16724 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
16726 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16728 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
16730 2009-03-04 Richard Guenther <rguenther@suse.de>
16732 PR tree-optimization/39362
16733 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
16734 that occur in abnormal PHIs should be varying.
16736 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16738 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
16740 (simple_iv): Take loop as an argument instead of statement.
16741 * tree-scalar-evolution.h (simple_iv): Declaration changed.
16742 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
16744 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
16746 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
16747 * matrix-reorg.c (analyze_transpose): Ditto.
16748 * tree-data-ref.c (dr_analyze_innermost): Ditto.
16749 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
16750 * tree-predcom.c (ref_at_iteration): Ditto.
16751 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
16753 2009-03-04 Richard Guenther <rguenther@suse.de>
16755 PR tree-optimization/39358
16756 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
16757 escaped_id and callused_id.
16758 (solve_graph): Likewise.
16760 2009-03-04 Richard Guenther <rguenther@suse.de>
16762 PR tree-optimization/39339
16763 * tree-sra.c (try_instantiate_multiple_fields): Make it
16764 no longer ICE on the above.
16766 2009-03-03 Joseph Myers <joseph@codesourcery.com>
16768 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
16769 that fits within Pmode.
16771 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16773 PR middle-end/10109
16774 * tm.texi (LIBCALL_VALUE): Update description.
16776 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16778 PR middle-end/34443
16779 * doc/extend.texi (section): Update description.
16781 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
16783 PR middle-end/39345
16784 * tree-inline.c (remapped_type): New.
16785 (can_be_nonlocal): Call remapped_type instead of remap_type.
16787 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16790 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
16791 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
16793 2009-03-03 Richard Guenther <rguenther@suse.de>
16795 PR middle-end/39272
16796 * tree.c (tree_nonartificial_location): New function.
16797 * tree.h (tree_nonartificial_location): Declare.
16798 * builtins.c (expand_builtin_memory_chk): Provide location
16799 of the call location for artificial function pieces.
16800 (maybe_emit_chk_warning): Likewise.
16801 (maybe_emit_sprintf_chk_warning): Likewise.
16802 (maybe_emit_free_warning): Likewise.
16803 * expr.c (expand_expr_real_1): Likewise.
16805 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16807 PR tree-optimization/39343
16808 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
16809 COMPONENT_REF t has ARRAY_TYPE.
16811 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
16813 PR middle-end/39335
16814 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
16815 when the type precision of the induction variable should be
16816 larger than the type precision of nit.
16817 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
16818 * graphite.c (graphite_loop_normal_form): Same.
16819 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
16821 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16823 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
16824 (*call_1_rex64_ms_sysv): Use named constants instead of magic
16825 numbers to describe clobbered registers.
16826 (*call_value_0_rex64_ms_sysv): Ditto.
16827 * config/i386/mmx.md (mmx_emms): Ditto.
16828 (mmx_femms): Ditto.
16830 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
16832 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
16835 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16837 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
16838 (spu_section_type_flags): New function.
16840 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16842 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
16843 reg_class_contents of FLOAT_REGS into a temporary.
16845 2009-03-02 Richard Guenther <rguenther@suse.de>
16846 Ira Rosen <irar@il.ibm.com>
16848 PR tree-optimization/39318
16849 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
16850 information to the vectorized statement.
16852 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
16854 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
16855 variable. Use defined names instead of magic constants for REX SSE
16858 2009-03-01 Richard Guenther <rguenther@suse.de>
16860 PR tree-optimization/39331
16861 * omp-low.c (lower_send_shared_vars): Do not receive new
16862 values for the reference of DECL_BY_REFERENCE parms or results.
16864 2009-03-01 Jan Hubicka <jh@suse.cz>
16867 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
16868 BLOCK_NONLOCALIZED_VAR): New macros.
16869 (tree_block): Add nonlocalized_vars.
16870 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
16871 gen_decl_die): Add origin argument. Allow generation of die with
16872 origin at hand only.
16873 (gen_member_die, gen_type_die_with_usage, force_decl_die,
16874 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
16876 (gen_block_die): Fix checking for unused blocks.
16877 (process_scope_var): Break out from .... ; work with origins only.
16878 (decls_for_scope) ... here; process nonlocalized list.
16879 (dwarf2out_ignore_block): Look for nonlocalized vars.
16880 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
16882 (dump_scope_block): Dump them.
16883 * tree-inline.c (remap_decls): Handle nonlocalized vars.
16884 (remap_block): Likewise.
16885 (can_be_nonlocal): New predicate.
16886 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
16888 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16890 * configure: Regenerate.
16892 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16894 * optc-gen.awk: No need to duplicate option flags twice.
16895 Reuse help texts for duplicate options which do not have any.
16897 * gcc.c (display_help): Document --version.
16899 * gcc.c (main): If print_help_list and verbose_flag, ensure
16900 driver output comes before subprocess output.
16902 * optc-gen.awk: Assign all remaining fields to help string,
16903 space-separated, for multi-line help in *.opt.
16905 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
16906 -Wno-pedantic-ms-format is for MinGW targets only.
16908 * doc/options.texi (Option file format): Fix bad indentation,
16909 restoring dropped sentence.
16911 2009-02-28 Jan Hubicka <jh@suse.cz>
16913 * tree-inline.c (tree_function_versioning): Output debug info.
16915 2009-02-28 Jan Hubicka <jh@suse.cz>
16918 * tree-inline.c (setup_one_parameter): Do not copy propagate
16919 arguments when not optimizing.
16921 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
16924 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16925 (avx_addsubv4df3): Likewise.
16926 (*avx_addsubv4sf3): Likewise.
16927 (sse3_addsubv4sf3): Likewise.
16928 (*avx_addsubv2df3): Likewise.
16929 (sse3_addsubv2df3): Likewise.
16930 (avx_unpckhps256): Correct item selectors.
16931 (avx_unpcklps256): Likewise.
16932 (avx_unpckhpd256): Likewise.
16933 (avx_unpcklpd256): Likewise.
16935 2009-02-28 Jan Hubicka <jh@suse.cz>
16937 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
16939 (copy_arguments_for_versioning): If var is declared don't declare it.
16940 (tree_function_versioning): First setup substitutions and then copy
16943 2009-02-27 Jan Hubicka <jh@suse.cz>
16946 * cgraph.h (varpool_output_debug_info): Remove.
16947 * cgraphunit.c (varpool_output_debug_info): Remove.
16948 * dwarf2out.c (deferred_locations_struct): New struct
16949 (deferred_locations): New type.
16950 (deferred_locations_list): New static var.
16951 (deffer_location): New function.
16952 (gen_variable_die): Use it.
16953 (decls_for_scope): Output info on local static vars.
16954 (dwarf2out_finish): Process deferred locations.
16955 * varpool.c (varpool_output_debug_info): Remove.
16957 2009-02-27 Jan Hubicka <jh@suse.cz>
16960 * tree.h (TREE_PROTECTED): Fix comment.
16961 (BLOCK_HANDLER_BLOCK): Remove.
16962 (struct tree_block): Remove handler_block add body_block.
16963 (inlined_function_outer_scope_p): New.
16964 (is_body_block): Remove.
16965 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
16966 * dwarf2out.c (is_inlined_entry_point): Remove.
16967 (add_high_low_attributes): Use inlined_function_outer_scope_p.
16968 (gen_block_die): Use is_inlined_entry_point check. Remove body block
16970 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
16971 * gimplify.c (gimplify_expr): Gimplify body blocks.
16972 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
16973 block with multiple subblocks.
16974 (dump_scope_block): Prettier output; dump more flags and info.
16975 (dump_scope_blocks): New.
16976 (remove_unused_locals): Use dump_scope_blocks.
16977 * tree-flow.h (dump_scope_blocks): Declare.
16978 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
16979 * stmt.c (is_body_block): Remove.
16980 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
16981 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
16983 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
16985 PR middle-end/39308
16986 * graphite.c (graphite_loop_normal_form): Do not call
16987 number_of_iterations_exit from a gcc_assert.
16989 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16991 * config/s390/s390.c (s390_swap_cmp): Look for conditional
16992 jumps if COND is NULL.
16993 (find_cond_jump): New function.
16994 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
16995 * config/s390/s390.md: Remove z10_cobra attribute value.
16997 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
16999 * config/alpha/alpha.h (alpha_expand_mov): Return false if
17000 force_const_mem returns NULL_RTX.
17002 2009-02-26 Jan Hubicka <jh@suse.cz>
17005 * cgraph.h (varpool_output_debug_info): Remove.
17006 * cgraphunit.c (varpool_output_debug_info): Remove.
17007 * dwarf2out.c (deferred_locations_struct): New struct
17008 (deferred_locations): New type.
17009 (deferred_locations_list): New static var.
17010 (deffer_location): New function.
17011 (gen_variable_die): Use it.
17012 (decls_for_scope): Output info on local static vars.
17013 (dwarf2out_finish): Process deferred locations.
17014 * varpool.c (varpool_output_debug_info): Remove.
17016 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
17018 PR rtl-optimization/39241
17019 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
17020 to subreg_offset_representable_p.
17022 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17024 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
17025 execute function prototype. Get f and nregs from max_reg_num
17026 and get_insns. Remove the first backward pass as it's dead,
17027 guard the forward pass by flag_expensive_optimizations.
17028 (rest_of_handle_regmove): Delete.
17029 (pass_regmove): Replace it with regmove_optimize.
17031 2009-02-25 Martin Jambor <mjambor@suse.cz>
17033 PR tree-optimization/39259
17034 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
17035 calls_alloca function flags.
17036 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
17037 calls are detected.
17039 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17041 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
17042 flags_set_1_rtx, flags_set_1_set): Delete.
17043 (regmove_optimize): Do not call mark_flags_life_zones.
17045 2009-02-24 Julian Brown <julian@codesourcery.com>
17048 * config/arm/arm.c (require_pic_register): Only set
17049 cfun->machine->pic_reg once per function.
17051 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
17053 * doc/invoke.texi (Link Options): Document an easier way to pass
17054 options that take arguments to the GNU linker using -Xlinker and -Wl.
17056 2009-02-24 Steve Ellcey <sje@cup.hp.com>
17059 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
17061 2009-02-24 Richard Guenther <rguenther@suse.de>
17064 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
17066 2009-02-24 Richard Guenther <rguenther@suse.de>
17067 Zdenek Dvorak <ook@ucw.cz>
17069 PR tree-optimization/39233
17070 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
17071 from converting them to a generic type.
17073 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
17075 PR tree-optimization/39260
17076 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
17077 contains a condition with a real type.
17078 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
17080 2009-02-23 Jason Merrill <jason@redhat.com>
17083 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
17084 narrowing_initializer_constant_valid_p.
17085 (narrowing_initializer_constant_valid_p): Don't return
17086 null_pointer_node for adding a pointer to itself.
17088 2009-02-23 Jan Hubicka <jh@suse.cz>
17091 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
17094 2009-02-23 Jan Hubicka <jh@suse.cz>
17096 PR tree-optimization/37709
17097 * tree.c (block_ultimate_origin): Move here from dwarf2out.
17098 * tree.h (block_ultimate_origin): Declare.
17099 * dwarf2out.c (block_ultimate_origin): Move to tree.c
17100 * tree-ssa-live.c (remove_unused_scope_block_p):
17101 Eliminate blocks containig no instructions nor live variables nor
17103 (dump_scope_block): New function.
17104 (remove_unused_locals): Enable removal of dead blocks by default;
17105 enable dumping at TDF_DETAILS.
17107 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17109 * config/i386/i386.c (classify_argument): Don't allow COImode
17111 (function_arg_advance_32): Don't allow OImode.
17112 (function_arg_32): Likewise.
17113 (function_value_32): Likewise.
17114 (return_in_memory_32): Likewise.
17115 (function_arg_64): Remove OImode comment.
17117 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17120 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
17121 ix86_expand_vector_set for V4DImode in 64bit mode only.
17122 (ix86_expand_vector_init_one_var): Likewise.
17124 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
17126 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
17128 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17131 * loop-iv.c: Revert last change.
17132 * emit-rtl.c: Likewise.
17134 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17137 * config/i386/i386.c (type_natural_mode): Remove an extra
17138 space in the warning message.
17139 (function_value_32): Handle 32-byte vector modes.
17140 (return_in_memory_32): Likewise.
17142 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17144 * loop-iv.c (truncate_value): New function.
17145 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
17147 (lowpart_subreg): Move to...
17148 * emit-rtl.c: ...here.
17150 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
17152 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
17153 accidental and undocumented change at revision 140860.
17155 2009-02-21 Joseph Myers <joseph@codesourcery.com>
17157 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
17158 take gimple_seq * arguments.
17159 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
17160 types_compatible_p langhook.
17162 2009-02-20 Mark Mitchell <mark@codesourcery.com>
17163 Joseph Myers <joseph@codesourcery.com>
17165 * config/arm/arm.c (arm_builtin_va_list): New function.
17166 (arm_expand_builtin_va_start): Likewise.
17167 (arm_gimplify_va_arg_expr): Likewise.
17168 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
17169 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
17170 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
17171 (va_list_type): New variable.
17172 (arm_mangle_type): Mangle va_list_type appropriately.
17174 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17176 PR middle-end/39157
17177 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
17178 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
17179 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
17180 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
17181 parameter to 1000 for -O1 by default.
17182 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
17184 * loop-invariant.c: Include params.h.
17185 (move_loop_invariants): Don't call move_single_loop_invariants on
17188 2009-02-20 Jaka Mocnik <jaka@xlab.si>
17190 * calls.c (emit_library_call_value_1): Use slot_offset instead of
17191 offset when calculating bounds for indexing stack_usage_map. Fixes
17192 a buffer overflow with certain target setups.
17194 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17197 * calls.c (expand_call): Clear try_tail_call if caller and callee
17198 disagree in promotion of function return value.
17200 2009-02-19 Jakub Jelinek <jakub@redhat.com>
17203 * c-common.c (c_determine_visibility): If visibility changed and
17204 DECL_RTL has been already set, call make_decl_rtl to update symbol
17207 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
17210 * varasm.c (assemble_variable): Don't check DECL_NAME when
17211 globalizing a variable.
17213 2009-02-19 Joseph Myers <joseph@codesourcery.com>
17216 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
17217 expression before any __builtin_trap call.
17218 * c-typeck.c (build_function_call): Convert and check function
17219 arguments before generating a call to a trap. Evaluate the
17220 function arguments before the trap.
17222 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
17225 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
17226 (UNSPEC_FXAM_MEM): New unspec.
17227 (fxam<mode>2_i387_with_temp): New insn and split pattern.
17228 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
17229 memory using fxam<mode>2_i387_with_temp to remove excess precision.
17231 2009-02-19 Richard Guenther <rguenther@suse.de>
17233 PR tree-optimization/39207
17234 PR tree-optimization/39074
17235 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
17236 storedanything_tree): New.
17237 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
17238 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
17239 (build_succ_graph): Add edges from STOREDANYTHING to all
17241 (init_base_vars): Initialize STOREDANYTHING.
17242 (compute_points_to_sets): Free substitution info after
17243 building the succ graph.
17244 (ipa_pta_execute): Likewise.
17246 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
17248 (do_ds_constraint): Do not add to special var or non-pointer
17250 (type_could_have_pointers): Split out from ...
17251 (could_have_pointers): ... here. For arrays use the element type.
17252 (create_variable_info_for): Initialize may_have_pointers.
17253 (new_var_info): Likewise.
17254 (handle_lhs_call): Make the HEAP variable unknown-sized.
17255 (intra_create_variable_infos): Use a type with pointers for
17256 PARM_NOALIAS, make it unknown-sized.
17258 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
17261 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
17263 2009-02-18 Jason Merrill <jason@redhat.com>
17266 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
17267 value if DECL_EXTERNAL.
17268 * tree-sra.c (sra_walk_gimple_assign): Likewise.
17269 * target.h (gcc_target::binds_local_p): Clarify "module".
17270 * tree.h (TREE_PUBLIC): Clarify "module".
17272 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
17275 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
17276 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
17278 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
17281 * c.opt (Wabi): Support C and ObjC.
17284 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
17286 * config/i386/i386.c (classify_argument): Warn once about the ABI
17287 change when passing union with long double.
17289 * doc/invoke.texi: Update -Wabi for warning psABI changes.
17291 2009-02-18 Joseph Myers <joseph@codesourcery.com>
17294 * c-parser.c (c_parser_compound_statement): Always enter and leave
17297 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17300 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
17302 2009-02-18 Jakub Jelinek <jakub@redhat.com>
17304 PR tree-optimization/36922
17305 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
17306 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
17309 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17311 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
17314 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17316 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
17318 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17320 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
17323 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
17324 Richard Sandiford <rdsandiford@googlemail.com>
17326 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
17327 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
17328 (loongson_biadd): ...this.
17330 2009-02-17 Richard Guenther <rguenther@suse.de>
17332 PR tree-optimization/39202
17333 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
17334 a var make sure to follow existing collapses.
17336 2009-02-17 Richard Guenther <rguenther@suse.de>
17338 PR middle-end/39214
17339 * langhooks.c (lhd_print_error_function): Check for NULL block.
17341 2009-02-17 Richard Guenther <rguenther@suse.de>
17343 PR tree-optimization/39204
17344 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
17347 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
17349 * config/soft-fp/double.h: Update from glibc CVS.
17351 2009-02-17 Richard Guenther <rguenther@suse.de>
17353 PR tree-optimization/39207
17354 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
17355 strict-aliasing warnings for pointers pointing to NULL.
17357 2009-02-16 Joseph Myers <joseph@codesourcery.com>
17360 * c-parser.c (c_parser_braced_init): Call pop_init_level when
17361 skipping until next close brace.
17363 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
17366 * config/i386/i386.c (ix86_expand_push): Set memory alignment
17367 to function argument boundary.
17369 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17371 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
17372 in the lea_add. Reload eventually constraints it properly.
17373 * config/picochip/constraints.md: Remove the target constraint
17374 "b", since it is not needed anymore.
17376 2009-02-16 Jakub Jelinek <jakub@redhat.com>
17378 * gthr-dce.h: Uglify function parameter and local variable names.
17379 * gthr-gnat.h: Likewise.
17380 * gthr-mipssde.h: Likewise.
17381 * gthr-nks.h: Likewise.
17382 * gthr-posix95.h: Likewise.
17383 * gthr-posix.h: Likewise.
17384 * gthr-rtems.h: Likewise.
17385 * gthr-single.h: Likewise.
17386 * gthr-solaris.h: Likewise.
17387 * gthr-tpf.h: Likewise.
17388 * gthr-vxworks.h: Likewise.
17389 * gthr-win32.h: Likewise.
17391 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
17394 * config/i386/i386.md: Restrict the new peephole2 to move
17395 between MMX/SSE registers.
17397 2009-02-15 Richard Guenther <rguenther@suse.de>
17400 2009-02-13 Richard Guenther <rguenther@suse.de>
17402 * configure.ac: Enable LFS.
17403 * configure: Re-generate.
17404 * config.in: Likewise.
17406 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17408 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
17409 spu_srqwbyte, spu_srqwbytebc): Define.
17410 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
17411 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
17412 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
17413 "shrqby_<mode>"): New insn-and-split patterns.
17414 * config/spu/spu.c (expand_builtin_args): Determine and return
17415 number of operands using spu_builtin_description data.
17416 (spu_expand_builtin_1): Use it.
17418 2009-02-13 Steve Ellcey <sje@cup.hp.com>
17421 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
17424 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17427 * config/i386/i386.c (override_options): Correct warning
17428 messages for -malign-loops, -malign-jumps and -malign-functions.
17430 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17433 * config/i386/i386.md: Restrict the new peephole2 to move
17434 between the general purpose registers.
17436 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17439 * config/i386/i386.c (type_natural_mode): Add a new argument.
17440 Return the original mode and warn ABI change if vector size is 32byte.
17441 (function_arg_advance): Updated.
17442 (function_arg): Likewise.
17443 (ix86_function_value): Likewise.
17444 (ix86_return_in_memory): Likewise.
17445 (ix86_sol10_return_in_memory): Likewise.
17446 (ix86_gimplify_va_arg): Likewise.
17447 (function_arg_32): Don't warn ABX ABI change here.
17448 (function_arg_64): Likewise.
17450 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
17452 * loop-iv.c (implies_p): In the final case, test that operands 0
17453 of the two comparisons match.
17455 * config/bfin/bfin.c (find_prev_insn_start): New function.
17456 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
17457 (find_next_insn_start): Move.
17459 2009-02-13 Richard Guenther <rguenther@suse.de>
17461 * configure.ac: Enable LFS.
17462 * configure: Re-generate.
17463 * config.in: Likewise.
17465 2009-02-13 Joseph Myers <joseph@codesourcery.com>
17468 * c-parser.c (c_parser_parms_list_declarator): Discard pending
17469 sizes on syntax error after some arguments have been parsed.
17471 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17473 * doc/invoke.texi (-fira): Remove.
17475 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17477 * caller-save.c: Replace regclass.c with reginfo.c in comments.
17478 * recog.c: Likewise.
17481 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
17483 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
17484 (umul_ppmm): Likewise.
17485 (count_leading_zeros): Likewise.
17486 (count_trailing_zeros): Likewise.
17487 (UMUL_TIME): Likewise.
17489 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17491 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
17492 soft-fp/t-softfp to tmake_file.
17494 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
17495 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
17496 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
17497 IA64_BUILTIN_INFQ]: New.
17498 (ia64_init_builtins): Initialize __builtin_infq,
17499 __builtin_fabsq and __builtin_copysignq if not HPUX.
17500 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
17501 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
17503 * config/ia64/lib1funcs.asm (__divtf3): Define only if
17505 (__fixtfti): Likewise.
17506 (__fixunstfti): Likewise.
17507 (__floattitf): Likewise.
17509 * config/ia64/libgcc-glibc.ver: New.
17510 * config/ia64/t-fprules-softfp: Likewise.
17511 * config/ia64/sfp-machine.h: Likewise.
17513 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
17514 (LIBGCC2_TF_CEXT): Likewise.
17515 (TF_SIZE): Likewise.
17516 (TARGET_INIT_LIBFUNCS): Likewise.
17518 * config/ia64/t-glibc (SHLINB_MAPFILES):
17519 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
17521 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17523 * config/i386/i386.c (construct_container): Rewrite processing
17524 BLKmode with X86_64_SSE_CLASS.
17526 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
17529 * config/i386/i386.md: Replace simplify_replace_rtx with
17530 replace_rtx in the new peephole2.
17532 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
17534 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
17535 loop unrolling do not happen at -O2.
17537 2009-02-12 Michael Matz <matz@suse.de>
17539 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
17541 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17543 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
17546 2009-02-12 Ben Elliston <bje@au.ibm.com>
17548 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
17549 patterns when updating the back chain. Missed in the 2009-02-10
17552 2009-02-11 Janis Johnson <janis187@us.ibm.com>
17554 * doc/extend.texi (Decimal Floating Types): Update identifier of
17555 draft TR and list of missing support.
17557 2009-02-11 Jakub Jelinek <jakub@redhat.com>
17559 PR middle-end/39154
17560 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
17561 bit to variable length decl's flags, add it also to its
17562 pointer replacement variable.
17564 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
17565 Jakub Jelinek <jakub@redhat.com>
17568 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
17569 (memory_blockage): New expander.
17570 (*memory_blockage): New insn pattern.
17571 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
17572 instead of general blockage at the end of function prologue when
17573 frame pointer is used to access red zone area. Do not emit blockage
17574 when profiling, it is emitted in generic code.
17575 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
17576 function epilogue when frame pointer is used to access red zone area.
17578 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
17581 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
17582 by arithmetic with memory operands.
17583 * config/i386/predicates.md (commutative_operator): New.
17585 2009-02-10 Janis Johnson <janis187@us.ibm.com>
17587 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
17590 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
17592 * alias.h (record_alias_subset): Declare.
17593 * alias.c (record_alias_subset): Make global.
17595 2009-02-10 Nick Clifton <nickc@redhat.com>
17597 * tree-parloops.c: Change license to GPLv3.
17598 * ipa-struct-reorg.c: Change license to GPLv3.
17599 * ipa-struct-reorg.h: Change license to GPLv3.
17601 2009-02-10 Steve Ellcey <sje@cup.hp.com>
17604 * c-decl.c (start_struct): Return NULL on error.
17606 2009-02-10 Jakub Jelinek <jakub@redhat.com>
17608 PR middle-end/39124
17609 * cfgloopmanip.c (remove_path): Call remove_bbs after
17610 cancel_loop_tree, not before it.
17613 * function.h (struct function): Add has_local_explicit_reg_vars bit.
17614 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
17615 VAR_DECLs were seen.
17616 * tree-ssa-live.c (remove_unused_locals): Recompute
17617 cfun->has_local_explicit_reg_vars.
17618 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
17619 copies or clearings if cfun->has_local_explicit_reg_vars.
17621 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
17624 * config/i386/i386.c (expand_prologue): Emit blockage at the end
17625 of function prologue when frame pointer is used to access
17628 2009-02-10 Richard Guenther <rguenther@suse.de>
17630 PR middle-end/39127
17631 * gimplify.c (gimple_regimplify_operands): Always look if
17632 we need to create a temporary.
17634 2009-02-10 Richard Guenther <rguenther@suse.de>
17636 PR tree-optimization/39132
17637 * tree-loop-distribution.c (todo): New global var.
17638 (generate_memset_zero): Trigger TODO_rebuild_alias.
17639 (tree_loop_distribution): Return todo.
17641 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
17644 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
17645 (x86_64_reg_class_name): Removed.
17646 (classify_argument): Return 0 if bytes > 32. Return 0 if the
17647 first one isn't X86_64_SSE_CLASS or any other ones aren't
17648 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
17649 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
17650 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
17651 and 3 X86_64_SSEUP_CLASS.
17652 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
17653 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
17655 2009-02-10 Ben Elliston <bje@au.ibm.com>
17657 * config/rs6000/rs6000.md (allocate_stack): Always use an update
17658 form instruction to update the stack back chain word, even if the
17659 user has disabled the generation of update instructions.
17660 (movdi_<mode>_update_stack): New.
17661 (movsi_update_stack): Likewise.
17662 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
17663 always use an update form instruction to update the stack back
17666 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
17668 PR middle-end/38953
17669 * graphite.c (if_region_set_false_region): After moving a region in
17670 the false branch of a condition, remove the empty dummy basic block.
17671 (gloog): Remove wrong fix for PR38953.
17673 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17675 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
17676 generation due to implicit sign extension.
17678 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
17680 PR middle-end/38981
17681 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
17682 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
17684 2009-02-09 Richard Guenther <rguenther@suse.de>
17686 PR middle-end/35202
17687 * convert.c (convert_to_real): Disable (float)fn((double)x)
17688 to fnf(x) conversion if errno differences may occur and
17689 -fmath-errno is set.
17691 2009-02-07 Anatoly Sokolov <aesok@post.ru>
17693 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
17694 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17695 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17697 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17700 * c-common.c (handle_alias_attribute): Disallow attribute for
17701 anything not a FUNCTION_DECL or VAR_DECL.
17703 2009-02-06 Janis Johnson <janis187@us.ibm.com>
17706 * real.c (do_compare): Special-case compare of zero against
17707 decimal float value.
17709 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17712 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
17713 as indicating flexible array members unless the field itself is
17714 being declarared as the incomplete array.
17716 2009-02-06 Jan Hubicka <jh@suse.cz>
17718 PR tree-optimization/38844
17719 * ipa-inline.c (try_inline): Stop inlining recursion when edge
17720 is already inlined.
17722 2009-02-06 Richard Guenther <rguenther@suse.de>
17724 PR middle-end/38977
17725 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
17726 fork because we may expand it as __gcov_fork.
17728 2009-02-06 Nick Clifton <nickc@redhat.com>
17730 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
17732 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
17734 PR tree-optimization/35659
17735 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
17736 vn_phi_eq): Shortcut if hashcode does not match.
17737 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
17739 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
17740 and avoid iterative_hash_expr.
17741 (FOR_EACH_VALUE_ID_IN_SET): New.
17742 (value_id_compare): Remove.
17743 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
17744 sort expressions by value id.
17746 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
17749 * config/sh/predicates.md (general_movsrc_operand): Don't check
17750 the subreg of system registers here.
17752 2009-02-05 Jakub Jelinek <jakub@redhat.com>
17755 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
17756 on the copied decl.
17758 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
17760 PR rtl-optimization/39110
17761 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
17762 addresses, not aligned ones.
17764 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
17765 Richard Guenther <rguenther@suse.de>
17767 PR tree-optimization/39100
17768 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
17769 comment says and add edges.
17771 2009-02-05 Joseph Myers <joseph@codesourcery.com>
17774 * c-common.c (handle_tls_model_attribute): Ignore attribute for
17775 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
17777 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
17779 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
17780 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
17781 register_bb_in_sese, new_sese, free_sese): Moved.
17782 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
17783 outermost_loop_in_scop, build_scop_iteration_domain,
17784 expand_scalar_variables_ssa_name, get_vdef_before_scop,
17785 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
17786 Use loop_in_sese_p instead of loop_in_scop_p.
17787 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
17788 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
17789 (scopdet_basic_block_info): Fix bug in scop detection.
17790 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
17791 eq_loop_to_cloog_loop): Remove.
17792 (nb_loops_around_loop_in_scop, nb_loop
17793 ref_nb_loops): Moved here...
17794 * graphite.h (ref_nb_loops): ... from here.
17795 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
17796 (loop_domain_dim, loop_iteration_vector_dim): Remove.
17797 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
17798 * testsuite/gcc.dg/graphite/scop-19.c: New
17800 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
17801 Hans-Peter Nilsson <hp@axis.com>
17803 PR rtl-optimization/37889
17804 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
17805 Move offset handling from PLUS to before the switch. Use new
17806 arguments when considering SYMBOL_REFs too.
17807 (rtx_addr_can_trap_p): Pass dummy offset and size.
17808 (enum may_trap_p_flags): Remove.
17809 (may_trap_p_1): Pass size from MEM_SIZE.
17811 PR rtl-optimization/38921
17812 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
17813 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
17814 * rtlanal.c (may_trap_after_code_motion_p): Delete.
17815 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
17817 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
17819 AVX Programming Reference (January, 2009)
17820 * config/i386/sse.md (*vpclmulqdq): New.
17822 2009-02-04 Jakub Jelinek <jakub@redhat.com>
17824 PR tree-optimization/38977
17825 PR gcov-profile/38292
17826 * calls.c (special_function_p): Disregard __builtin_ prefix.
17828 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
17830 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
17831 non-indexable addresses even before reload.
17833 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17836 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
17837 as having variable size. Do not give an error for unnamed
17838 parameters with [*] declarators. Give a warning for type names
17839 with [*] declarators and mark them as variable size.
17840 * c-parser.c (c_parser_sizeof_expression): Do not give an error
17841 for sizeof applied to [*] type names.
17843 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17846 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
17848 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17850 * gcc.c (process_command): Update copyright notice dates.
17851 * gcov.c (print_version): Likewise.
17852 * gcov-dump.c (print_version): Likewise.
17853 * mips-tfile.c (main): Likewise.
17854 * mips-tdump.c (main): Likewise.
17856 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17859 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
17860 for composite type involving a zero-length array type.
17862 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17865 * function.c (match_asm_constraints_1): Skip over
17866 initial optional % in the constraint.
17868 PR inline-asm/39059
17869 * c-parser.c (c_parser_postfix_expression): If fixed point is not
17870 supported, don't accept FIXED_CSTs.
17871 * c-decl.c (finish_declspecs): Error if fixed point is not supported
17872 and _Sat is used without _Fract/_Accum. Set specs->type to
17873 integer_type_node for cts_fract/cts_accum if fixed point is not
17876 2009-02-02 Catherine Moore <clm@codesourcery.com>
17878 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
17880 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
17882 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
17883 (ABI_HAS_64BIT_SYMBOLS): Use it.
17884 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
17886 2009-02-02 Paul Brook <paul@codesourcery.com>
17888 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
17890 2009-02-02 Jakub Jelinek <jakub@redhat.com>
17892 PR inline-asm/39058
17893 * recog.h (asm_operand_ok): Add constraints argument.
17894 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
17895 recurse on matching constraint.
17896 (check_asm_operands): Pass constraints as 3rd argument to
17897 asm_operand_ok. Don't look up matching constraint here.
17898 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
17901 2009-02-02 Ben Elliston <bje@au.ibm.com>
17903 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
17904 TARGET_NARROW_VOLATILE_BITFIELD macro names.
17906 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17908 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
17909 information. Remove some obsolete information. Reorganize.
17911 * config/pa/fptr.c: Revert license to GPL 2.
17912 * config/pa/milli64.S: Likewise.
17914 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17917 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
17918 LIBRARY name in, instead of hard-coding it.
17919 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
17920 extra target make frag to tmake_files according to EH model.
17921 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
17922 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
17923 frags that define makefile variable EH_MODEL appropriately.
17924 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
17925 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
17926 to "-sjlj" according to type of EH configured.
17927 (LIBGCC_SONAME): Concatenate it to shared library base name.
17928 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
17929 to "_sjlj" according to type of EH configured.
17930 (LIBGCC_SONAME): Concatenate it to shared library base name.
17931 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
17932 (SHLIB_LINK): Add missing semicolon to if-else construct.
17933 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17934 string value of "pe_dll" command-line option.
17935 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
17936 (SHLIB_SONAME): Use it when overriding t-cygming default.
17937 (SHLIB_IMPLIB): Override t-cygming default.
17938 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17939 string value of "pe_dll" command-line option.
17941 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17944 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
17945 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
17947 2009-01-31 Richard Guenther <rguenther@suse.de>
17949 PR tree-optimization/38937
17950 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
17951 computing the transitive closure.
17953 2009-01-30 Richard Guenther <rguenther@suse.de>
17955 PR tree-optimization/39041
17956 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17957 Propagate variable indices only if the types match for this stmt.
17959 2009-01-30 Jakub Jelinek <jakub@redhat.com>
17962 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
17963 inline but never defined.
17965 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
17967 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
17968 (*insv_h_di_reg_extimm): New insn.
17969 (*insv_l<mode>_reg_extimm): New insn.
17971 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17973 * config/picochip/picochip.c (flag_conserve_stack): set
17974 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
17975 fconserve-stack. Reduce call-overhead used by inliner.
17977 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17980 * common.opt (flag_conserve_stack): Initialised to zero.
17982 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
17985 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
17986 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
17989 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
17991 * ira-color.c (allocno_reload_assign): Update comments.
17992 * regmove.c (regmove_optimize): Likewise.
17996 2009-01-29 Robert Millan <rmh@aybabtu.com>
17998 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
17999 * config/i386/kopensolaris-gnu.h: New file. Undefine
18000 `MD_UNWIND_SUPPORT'.
18001 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
18003 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
18005 PR tree-optimization/39007
18006 * tree-loop-distribution.c (generate_builtin): Use
18007 recompute_dominator to compute the immediate dominator of the
18008 basic block just after the loop.
18010 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18012 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
18013 (ASM_OUTPUT_DWARF_PCREL): Define.
18015 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
18017 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
18018 * doc/passes.texi: Remove entries about regclass, local-alloc, and
18019 global. Modify entries about regmove and IRA.
18021 * ra-conflict.c: Remove the file.
18023 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
18025 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
18026 (pass_regclass_init): Rename to pass_reginfo_init.
18028 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
18030 * toplev.h (flag_ira): Remove.
18032 * caller-save.c (setup_save_areas): Remove flag_ira.
18034 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
18036 * global.c: Remove the file.
18038 * opts.c (decode_options): Remove flag_ira.
18040 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
18042 * regmove.c: Modify file description.
18043 (find_use_as_address, try_auto_increment): Define them only if
18044 AUTO_INC_DEC is defined.
18045 (replacement_quality, replace_in_call_usage, fixup_match_1,
18046 stable_and_no_regs_but_for_p): Remove.
18047 (reg_set_in_bb): Make it static.
18048 (regmove_optimize): Remove flag_ira and code which worked for
18051 * local-alloc.c: Remove the file.
18053 * common.opt (fira): Remove.
18055 * ira.c: Include except.h.
18056 (eliminable_regset): Move from global.c.
18057 (mark_elimination): Ditto. Remove flag_ira.
18058 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
18059 equiv_mem_modified, validate_equiv_mem_from_store,
18060 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
18061 contains_replace_regs, memref_referenced_p, memref_used_between_p,
18062 no_equiv, recorded_label_ref): Move from local-alloc.c.
18063 (update_equiv_regs): Ditto. Make it static.
18064 (print_insn_chain, print_insn_chains): Move it from global.c.
18065 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
18066 (build_insn_chain): Ditto. Make it static.
18067 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
18068 Rename to init_live_subregs.
18069 (gate_ira): Remove flag_ira.
18071 * regclass.c: Rename reginfo.c. Change file description.
18072 (FORBIDDEN_INC_DEC_CLASSES): Remove.
18073 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
18074 (init_reg_sets_1): Remove code for evaluation of
18075 reg_class_superclasses and losing_caller_save_reg_set.
18076 (init_regs): Remove init_reg_autoinc.
18077 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
18078 ok_for_base_p_nonstrict): Remove.
18079 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
18080 (pass_regclass_init): Rename to pass_reginfo_init. Modify
18081 corresponding entries.
18082 (dump_regclass, record_operand_costs, scan_one_insn,
18083 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
18084 record_address_regs, auto_inc_dec_reg_p): Remove.
18085 (gt-regclass.h): Rename to gt-reginfo.h.
18087 * rtl.h (dump_global_regs, retry_global_alloc,
18088 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
18090 * Makefile.in (RA_H): Remove.
18091 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
18092 Rename regclass.o to reginfo.o.
18093 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
18095 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
18096 (GTFILES): Rename regclass.c to reginfo.c.
18098 * passes.c (init_optimization_passes): Remove pass_local_alloc and
18099 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
18101 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18102 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
18104 (finish_spills): Ditto. Remove code for !flag_ira.
18106 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
18108 PR middle-end/35854
18109 * doc/invoke.texi (rtl debug options): Complete rewrite.
18110 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
18112 * mode-switching.c (pass_mode_switching): Rename pass from
18113 "mode-sw" to "mode_sw".
18114 * except.c (pass_convert_to_eh_ranges): Rename pass from
18115 "eh-ranges" to "eh_ranges".
18116 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
18120 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
18121 Alexander Monakov <amonakov@ispras.ru>
18123 PR middle-end/38857
18124 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
18126 (move_exprs_to_boundary): Change return type and pass through
18127 should_move from move_op. Relax assert. Update usage ...
18128 (schedule_expr_on_boundary): ... here. Use should_move instead of
18130 (move_op_orig_expr_found): Indicate that insn was disconnected from
18132 (code_motion_process_successors): Do not call after_merge_succs
18133 callback if original expression was not found when traversing any of
18135 (code_motion_path_driver): Change return type. Update prototype.
18136 (move_op): Update comment. Add a new parameter (should_move). Update
18137 prototype. Set *should_move based on indication provided by
18138 move_op_orig_expr_found.
18140 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
18142 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
18143 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
18144 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
18145 * config/rs6000/rs6000.c (rs6000_override_options): Default
18146 avoid-indexed-addresses on for Power6, off for everything else.
18147 (avoiding_indexed_address_p): New function.
18148 (rs6000_legitimize_address): Use it.
18149 (rs6000_legitimate_address): Likewise.
18150 * config/rs6000/rs6000.md (movXX_updateX): Likewise
18152 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
18154 PR tree-optimization/38997
18155 * tree-loop-distribution.c (generate_memset_zero): Use
18156 POINTER_PLUS_EXPR for a pointer addition.
18158 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
18160 * config/s390/s390.md (bswap<mode>2): New pattern added.
18162 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18164 * config/s390/s390.md (*tls_load_31): Added type attribute.
18166 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18168 * config/s390/s390.md: Fix a few comments.
18170 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18172 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
18173 (*tm<mode>_full): Fixed z10prop attribute.
18174 (*tst<mode>_extimm): Fixed z10prop attribute.
18175 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
18176 (*tstqiCCT_cconly): Fixed z10prop attribute.
18177 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
18178 (*movsi_larl): Fixed z10prop attribute.
18179 (*movsi_zarch): Fixed z10prop attribute.
18180 (*movsi_eas): Fixed z10prop attribute.
18181 (*movhi): Fixed z10prop attribute.
18182 (*movqi): Fixed z10prop attribute.
18183 (*movstrictqi): Fixed z10prop attribute.
18184 (*mov<mode>): Fixed z10prop attribute.
18185 (*movcc): Fixed z10prop attribute.
18186 (*sethighpartdi_64): Fixed z10prop attribute.
18187 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
18188 (*negdi2_sign_cc): Fixed z10prop attribute.
18189 (*negdi2_sign): Fixed z10prop attribute.
18190 (*absdi2_sign_cc): Fixed z10prop attribute.
18191 (*absdi2_sign): Fixed z10prop attribute.
18192 (*negabsdi2_sign_cc): Fixed z10prop attribute.
18193 (*negabsdi2_sign): Fixed z10prop attribute.
18194 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
18195 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
18196 (doloop_si64): Fixed z10prop attribute.
18197 (doloop_si31): Fixed z10prop attribute.
18198 (doloop_long): Fixed z10prop attribute.
18199 (indirect_jump): Fixed z10prop attribute.
18200 (nop): Fixed z10prop attribute.
18201 (main_base_64): Fixed z10prop attribute.
18202 (reload_base_64): Fixed z10prop attribute.
18204 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18206 PR rtl-optimization/38740
18207 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
18209 * config/mips/mips.c (mips_reorg): Likewise.
18211 2009-01-28 Richard Guenther <rguenther@suse.de>
18213 PR tree-optimization/38926
18214 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
18215 with the correct value id to a value.
18216 (do_regular_insertion): Use the value number of edoubleprime
18217 for the value number of the expr.
18220 2008-08-21 Richard Guenther <rguenther@suse.de>
18222 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
18223 a PHI ask VN if it is already available.
18224 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
18225 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
18227 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18229 PR middle-end/38934
18230 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
18231 set to varying whenever max has TREE_OVERFLOW set, similarly
18232 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
18234 2009-01-28 Richard Guenther <rguenther@suse.de>
18236 PR middle-end/38908
18237 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
18238 uninitialized aggregate uses in call arguments.
18240 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
18242 PR tree-optimization/38984
18243 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
18244 the nothing_id variable if -fno-delete-null-pointer-checks.
18246 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
18249 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
18250 (set_got_offset_rex64): Ditto.
18252 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
18255 * doc/extend.texi: Improve local variable with asm reg.
18257 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
18259 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
18260 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
18261 was not supplied then set warn_packed_bitfield_compat to the
18262 default value of 1.
18263 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
18266 2009-01-27 Richard Guenther <rguenther@suse.de>
18268 PR tree-optimization/38503
18269 * cfgexpand.c (expand_gimple_basic_block): Ignore
18270 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
18271 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
18272 variables that cannot have TBAA applied.
18273 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
18276 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
18278 PR middle-end/38969
18279 * calls.c (initialize_argument_information): Do not wrap complex
18280 arguments in SAVE_EXPR.
18282 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
18284 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
18285 (INSTALL_LIBGCC): Revert typo commit.
18287 2009-01-26 Richard Guenther <rguenther@suse.de>
18289 PR tree-optimization/38745
18290 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
18291 from special handling.
18293 2009-01-26 Richard Guenther <rguenther@suse.de>
18295 PR tree-optimization/38745
18296 * tree-ssa.c (execute_update_addresses_taken): Do not include
18297 variables that cannot possibly be a register in not_reg_needs.
18298 Do not clear TREE_ADDRESSABLE on vars that may not become
18300 * tree-ssa.c (update_alias_info_1): Include those in the set
18301 of addressable vars.
18303 2009-01-26 Richard Guenther <rguenther@suse.de>
18305 PR middle-end/38851
18306 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
18307 * tree-ssa-dse.c: Include langhooks.h
18308 (execute_simple_dse): Remove stores with zero size.
18310 2009-01-24 Jakub Jelinek <jakub@redhat.com>
18313 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
18316 2009-01-24 Julian Brown <julian@codesourcery.com>
18318 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
18319 config/arm/linux-atomic.c.
18320 * config/arm/linux-atomic.c: New.
18322 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
18324 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
18325 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
18326 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
18328 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
18331 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
18334 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
18336 PR tree-optimization/38953
18337 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
18338 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
18339 (gloog): Split the exit of the scop when the scop exit is a loop exit.
18340 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
18343 2009-01-24 Paul Brook <paul@codesourcery.com>
18345 * config/arm/neon.md (neon_type): Move to arm.md.
18346 (neon_mov<VSTRUCT>): Add neon_type attribute.
18347 * config/arm/arm.md (neon_type): Move to here.
18348 (conds): Add "unconditioal" and use as default for NEON insns.
18350 2009-01-24 Ben Elliston <bje@au.ibm.com>
18352 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
18353 void *' warning from -Wc++-compat.
18354 * Makefile.in (dominance.o-warn): Remove.
18356 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
18358 PR tree-optimization/38932
18359 * fold-const.c (fold_unary_ignore_overflow): New.
18360 * tree.h (fold_unary_ignore_overflow): Declare.
18361 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
18362 * tree-ssa-sccvn.c (visit_reference_op_load,
18363 simplify_unary_expression): Likewise.
18365 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
18367 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
18368 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
18369 regardless of their type.
18370 * c-common.c (handle_packed_attribute): Don't ignore packed on
18372 * c.opt (Wpacked-bitfield-compat): New warning option.
18373 * stor-layout.c (place_field): Warn if offset of a field changed.
18374 * doc/extend.texi (packed): Mention the ABI change.
18375 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
18376 (Warning Options): Add it to the list.
18378 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
18380 * c-opts.c (c_common_post_options): Fix a typo in comments.
18382 2009-01-22 Steve Ellcey <sje@cup.hp.com>
18384 PR middle-end/38615
18385 * gimplify.c (gimplify_init_constructor): Fix promotion of const
18386 variables to static.
18387 * doc/invoke.texi (-fmerge-all-constants): Update description.
18389 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
18392 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
18393 (*movdi_1_rex64): Use type "mmx" for alternative 5.
18395 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
18397 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
18399 (LOCAL_ALIGNMENT): Similarly.
18401 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18402 Joseph Myers <joseph@codesourcery.com>
18404 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
18405 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
18406 * config/arm/arm-tune.md: Regenerate.
18407 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
18410 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18412 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
18413 version number to five.
18415 2009-01-22 Dodji Seketeli <dodji@redhat.com>
18418 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
18419 * c-common.c (set_underlying_type): Likewise.
18420 (is_typedef_decl ): Likewise
18422 (set_underlying_type): Likewise.
18423 (is_typedef_type): Likewise.
18425 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
18427 PR middle-end/38587
18428 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
18431 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
18434 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
18435 (LIBGCC_SPEC): Don't define.
18436 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
18438 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
18440 PR rtl-optimization/38879
18441 * alias.c (base_alias_check): Unaligned access via AND address can
18442 alias all surrounding object types except those with sizes equal
18443 or wider than the size of unaligned access.
18445 2009-01-21 Dodji Seketeli <dodji@redhat.com>
18448 * c-decl.c (clone_underlying_type): Move this ...
18449 * c-common.c (set_underlying_type): ... here.
18450 Also, make sure the function properly sets TYPE_STUB_DECL() on
18451 the newly created typedef variant type.
18452 (is_typedef_decl ): New entry point.
18453 * tree.h: Added a new member member_types_needing_access_check to
18454 struct tree_decl_non_common.
18455 (set_underlying_type): New entry point.
18456 (is_typedef_type): Likewise.
18458 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
18460 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
18461 Check whether two instructions have memory references that
18462 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
18463 are helper functions for traversing.
18464 * alias.h (insn_alias_sets_confilict_p): New prototypes.
18465 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
18466 not to draw dependency edge for instructions with non-conflicting
18469 2009-01-20 Joseph Myers <joseph@codesourcery.com>
18472 * longlong.h: Update copyright years. Use soft-fp license notice.
18473 Sync __clz_tab declaration with glibc.
18475 2009-01-20 Steve Ellcey <sje@cup.hp.com>
18478 * doc/extend.texi (syscall_linkage): New.
18479 (version_id): Modify.
18481 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
18482 Richard Guenther <rguenther@suse.de>
18484 PR tree-optimization/38747
18485 PR tree-optimization/38748
18486 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
18487 conversion if the base address is an indirect reference and the
18488 aliasing sets could cause issues.
18490 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18492 * common.opt (fgraphite, fgraphite-identity): Add comment for
18493 explaining why these options are not documented.
18495 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18497 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
18498 gimple_call_lhs is NULL.
18500 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
18503 * emit-rtl.c (adjust_address_1): Make sure memref is never
18506 2009-01-20 Ben Elliston <bje@au.ibm.com>
18508 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18509 const qualifier from arg parameter. Remove unnecessary cast to char *.
18510 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18511 const qualifier from arg 2.
18513 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
18515 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
18517 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
18520 * rtl.h (reinit_regs): New prototype.
18521 * regclass.c: Include ira.h.
18522 (reinit_regs): New.
18523 * Makefile.in (regclass.o): Add ira.h.
18524 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
18526 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
18529 * c-common.c (handle_aligned_attribute): Use
18530 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
18531 default alignment value.
18533 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
18535 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
18536 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
18538 * doc/extend.texi: Update __attribute__ ((aligned)). Document
18539 __BIGGEST_ALIGNMENT__.
18541 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
18543 2009-01-18 Richard Guenther <rguenther@suse.de>
18545 PR tree-optimization/38819
18546 * tree-flow.h (operation_could_trap_helper_p): Declare.
18547 * tree-eh.c (operation_could_trap_helper_p): Export.
18548 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
18549 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
18550 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
18551 are about to insert a possibly trapping instruction and fail
18554 2009-01-18 Andreas Schwab <schwab@suse.de>
18556 * doc/install.texi (Configuration): Remove obsolete paragraph
18557 about use of --with-gnu-ld with --with-gnu-as.
18559 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
18561 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
18562 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
18563 Follow spelling conventions.
18565 2009-01-18 Ben Elliston <bje@au.ibm.com>
18567 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
18568 C++ warning about implicit conversion from void * to struct
18570 (bitmap_obstack_free): Likewise for bitmap_element *.
18571 * Makefile.in (bitmap.o-warn): Remove.
18573 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
18575 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
18577 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
18578 Tobias Grosser <tobi.grosser@amd.com>
18580 * graphite.c (graphite_trans_scop_block): Do not block single
18583 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
18585 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
18586 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
18587 test with assertion.
18589 2009-01-16 Richard Guenther <rguenther@suse.de>
18591 PR tree-optimization/38835
18592 PR middle-end/36227
18593 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
18594 and INT + PTR -> (INT)(PTR p+ INT) folding.
18595 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
18597 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
18600 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
18601 the subreg from a lowpart subreg if it is also casting the value.
18603 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18604 Tobias Grosser <tobi.grosser@amd.com>
18606 * graphite.c (compare_prefix_loops): New.
18607 (build_scop_canonical_schedules): Rewritten.
18608 (graphite_transform_loops): Move build_scop_canonical_schedules
18609 after build_scop_iteration_domain.
18611 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18612 Tobias Grosser <tobi.grosser@amd.com>
18614 * graphite.c (add_conditions_to_domain): Add the loops to
18615 the dimension of the iteration domain. Do copy the domain
18616 only when it exists.
18617 (build_scop_conditions_1): Do not call add_conditions_to_domain.
18618 (add_conditions_to_constraints): New.
18619 (can_generate_code_stmt, can_generate_code): Removed.
18620 (gloog): Do not call can_generate_code.
18621 (graphite_transform_loops): Call add_conditions_to_constraints
18622 after building the iteration domain.
18624 2009-01-16 Jakub Jelinek <jakub@redhat.com>
18626 PR tree-optimization/38789
18627 * tree-ssa-threadedge.c
18628 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18629 __builtin_constant_p.
18631 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18633 * dce.c (delete_unmarked_insns): Reversed the order that insns are
18634 examined before deleting them.
18636 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
18638 * function.c (aggregate_value_p): Correctly extract the function
18639 type from CALL_EXPR_FN lookup.
18641 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18643 * config/picochip/picochip.c (picochip_override_options): Revert
18644 CFI asm flag disable commited previously.
18646 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
18647 Tobias Grosser <tobi.grosser@amd.com>
18648 Jan Sjodin <jan.sjodin@amd.com>
18650 * graphite.c (scan_tree_for_params): On substractions negate
18651 all the coefficients of the term.
18652 (clast_to_gcc_expression_red): New. Handle reduction expressions
18653 of more than two operands.
18654 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
18655 (get_vdef_before_scop): Handle also the case of default definitions.
18657 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
18659 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
18660 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
18661 Also use them when walking CALL_INSN_FUNCTION_USAGE.
18663 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
18664 Joey Ye <joey.ye@intel.com>
18666 PR middle-end/37843
18667 * cfgexpand.c (expand_stack_alignment): Don't update stack
18668 boundary nor check incoming stack boundary here.
18669 (gimple_expand_cfg): Update stack boundary and check incoming
18670 stack boundary here.
18672 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18674 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
18676 2009-01-14 Jakub Jelinek <jakub@redhat.com>
18678 PR rtl-optimization/38245
18679 * calls.c (expand_call): Add stack arguments to
18680 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18681 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
18682 in regs and partially in memory or BLKmode arguments.
18683 (emit_library_call_value_1): Add stack arguments to
18684 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18685 ACCUMULATE_OUTGOING_ARGS).
18686 * dce.c: Include tm_p.h.
18687 (find_call_stack_args): New function.
18688 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
18690 (mark_insn): Call find_call_stack_args for CALL_Ps.
18691 (prescan_insns_for_dce): Walk insns backwards in bb rather than
18692 forwards. Allocate and free arg_stores bitmap if needed, pass it
18693 down to deletable_insn_p, don't mark stores set in arg_stores
18694 bitmap, clear the bitmap at the beginning of each bb.
18695 * Makefile.in (dce.o): Depend on $(TM_P_H).
18697 2009-01-14 Michael Meissner <gnu@the-meissners.org>
18700 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
18701 to make sure the insn is a conditional test (bug 22599). Reformat a
18704 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
18706 PR middle-end/38431
18707 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
18708 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
18709 (gloog): Do not call cleanup_tree_cfg.
18710 (graphite_transform_loops): Call cleanup_tree_cfg after all
18711 scops have been code generated.
18713 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
18714 * doc/gty.texi (Invoking the garbage collector): Added new node
18715 and section documenting ggc_collect.
18717 2009-01-14 Richard Guenther <rguenther@suse.de>
18719 PR tree-optimization/38826
18720 PR middle-end/38477
18721 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
18722 initialization notes only if we actually emitted a warning.
18723 (intra_create_variable_infos): Add constraints for a result decl
18724 that is passed by hidden reference.
18725 (build_pred_graph): Mark all related variables non-direct on
18728 2009-01-14 Nick Clifton <nickc@redhat.com>
18730 * ira-conflicts.c: Include addresses.h for the definition of
18732 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
18733 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
18735 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
18738 * Makefile.in (ira-lives.o): Add except.h.
18740 * ira-lives.c: Include except.h.
18741 (process_bb_node_lives): Process can_throw_internal.
18743 2009-01-13 Jakub Jelinek <jakub@redhat.com>
18745 PR rtl-optimization/38774
18746 * combine.c (simplify_set): When undoing cc_use change, don't do
18747 PUT_CODE on the newly created comparison, but instead put back the
18750 2009-01-13 Joseph Myers <joseph@codesourcery.com>
18752 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
18753 values. Remove duplicate arm8 entry.
18755 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18757 PR tree-optimization/38786
18758 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
18759 the SSA_NAME case of expand_scalar_variables_expr.
18760 Set the type of an expression to the type of its assign statement.
18761 (expand_scalar_variables_expr): Also gather the scalar computation
18762 used to index the memory access. Do not pass loop_p.
18763 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
18764 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
18765 the gimple_stmt_iterator where it inserts new code.
18766 Do not pass loop_p.
18767 (copy_bb_and_scalar_dependences): Do not pass loop_p.
18768 (translate_clast): Update call to copy_bb_and_scalar_dependences.
18770 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18772 * graphite.h (debug_value): Removed.
18773 * graphite.c (debug_value): Removed.
18775 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18777 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
18778 ldrd/strd with two 32-bit instructions.
18780 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18782 * config/arm/arm.c (struct processors): Pass for speed down into
18783 cost helper functions.
18784 (const_ok_for_op): Handle COMPARE and inequality nodes.
18785 (arm_rtx_costs_1): Rewrite.
18786 (arm_size_rtx_costs): Update prototype.
18787 (arm_rtx_costs): Pass speed down to helper functions.
18788 (arm_slowmul_rtx_costs): Rework cost calculations.
18789 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
18790 (arm_9e_rtx_costs): Likewise.
18792 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
18794 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
18795 relocations of local symbols wider than UNITS_PER_WORD are not valid.
18796 (alpha_legitimize_address): Do not split local symbols wider than
18797 UNITS_PER_WORD into HIGH/LO_SUM parts.
18799 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
18802 * gcc.c (process_command): Replace call to execvp with calls
18803 to pex_one and exit.
18805 2009-01-03 Anatoly Sokolov <aesok@post.ru>
18808 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
18809 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
18810 variant for devices with 3-byte PC.
18811 (__tablejump_elpm__): New.
18813 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18816 * c-parser.c (c_parser_postfix_expression): Allow `->' in
18817 offsetof member-designator, handle it as `[0].'.
18819 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18821 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
18822 function when not using named sections on targets with named sections
18823 if branch distance is less than 262132.
18825 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
18827 * combine.c (combine_instructions): Recompute
18828 optimize_this_for_speed_p for each BB in the main combine loop.
18830 2009-01-12 Tomas Bily <tbily@suse.cz>
18833 * tree-loop-distribution.c (prop_phis): New function.
18834 (generate_builtin): Call prop_phis.
18835 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
18837 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18839 PR tree-optimization/38807
18840 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
18841 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
18843 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
18845 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
18846 subreg of op0 to the original op0.
18848 2009-01-11 Laurent GUERBY <laurent@guerby.net>
18850 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
18852 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
18855 * mips-tfile.c (parse_def): Fix parsing of def strings
18856 starting with digits.
18858 2009-01-10 Jakub Jelinek <jakub@redhat.com>
18861 * config/arm/arm.c (arm_is_long_call_p): Don't call
18862 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
18864 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
18866 * regrename.c (regrename_optimize): Fix dumping.
18867 (find_oldest_value_reg): Preserve REG_POINTER.
18868 (copy_hardreg_forward_1): Likewise.
18870 2009-01-09 Diego Novillo <dnovillo@google.com>
18872 * gimple.h (struct gimple_statement_base) <uid>: Document
18873 the restrictions on its use.
18874 (gimple_uid): Tidy.
18875 (gimple_set_uid): Tidy.
18877 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18879 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
18880 zero guard even if align_bytes != 0 and count is smaller than
18883 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
18885 PR rtl-optimization/38495
18886 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
18887 (add_range_and_copies_from_move_list): Print all added ranges.
18888 Add ranges to memory optimized destination.
18890 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18894 * config/i386/i386.c (override_options): Reject
18895 -mstringop-strategy=rep_8byte with -m32.
18896 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
18897 to 1. Do count comparison against epilogue_size_needed at compile
18898 time even when count_exp was constant forced into register. For
18899 size_needed don't jump to epilogue, instead just avoid aligning
18900 and invoke the body algorithm. If need_zero_guard, add zero guard
18901 even if count is non-zero, but smaller than size_needed + number of
18902 bytes that could be stored for alignment.
18903 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
18904 to 1. If need_zero_guard, add zero guard even if count is non-zero,
18905 but smaller than size_needed + number of bytes that could be stored
18906 for alignment. Compare size_needed with epilogue_size_needed instead
18907 of desired_align - align, don't adjust size_needed, pass
18908 epilogue_size_needed to the epilogue expanders.
18911 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
18913 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18915 * pa.c (last_address): Change to unsigned.
18916 (update_total_code_bytes): Change argument to unsigned. Don't
18917 check if insn addresses are set.
18918 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
18919 addresses are not set.
18920 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
18922 2009-01-09 Nick Clifton <nickc@redhat.com>
18924 * config/sh/symbian.c: Replace uses of DECL_INLINE with
18925 DECL_DECLARED_INLINE_P.
18927 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18929 PR middle-end/38347
18930 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
18931 GET_MODE (op0) in operand_subword_force calls.
18933 PR middle-end/38771
18934 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
18935 fold_convert arg0 operands to TREE_TYPE (op0) first.
18937 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
18939 * params.def (ira-max-conflict-table-size): Decrease default value
18942 2009-01-08 Jakub Jelinek <jakub@redhat.com>
18944 PR tree-optimization/37031
18945 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
18947 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
18948 allocate it using gc instead of heap, use VEC_quick_push instead of
18950 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
18951 instead of heap, use VEC_quick_push instead of VEC_safe_push.
18952 * tree-data-ref.h (struct access_matrix): Change matrix to gc
18953 allocated vector from heap allocated.
18954 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
18955 * tree-loop-linear.c (linear_transform_loops): Allocate nest
18956 vector only after perfect_loop_nest_depth call.
18958 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
18959 Jan Sjodin <jan.sjodin@amd.com>
18961 PR tree-optimization/38559
18962 * graphite.c (debug_value, copy_constraint,
18963 swap_constraint_variables, scale_constraint_variable, ): New.
18964 (get_lower_bound, get_upper_bound): Removed.
18965 (graphite_trans_bb_strip_mine): Clean up this code that works
18966 only for constant number of iterations. Fully copy upper and
18967 lower bound constraints, not only the constant part of them.
18968 * graphite.h (debug_value): Declared.
18970 2009-01-08 Ira Rosen <irar@il.ibm.com>
18972 PR tree-optimization/37194
18973 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
18974 Don't add the cost of cost model guard in prologue to scalar
18975 outside cost in case of known number of iterations.
18977 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
18978 Alan Modra <amodra@bigpond.net.au>
18980 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
18981 non-word-aligned REG+CONST addressing.
18983 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18986 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
18987 free_after_compilation when outputting a thunk.
18988 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
18989 Do not call free_after_compilation here.
18991 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18993 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
18994 (ix86_valid_target_attribute_inner_p): Ditto.
18996 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
18998 PR tree-optimization/38492
18999 PR tree-optimization/38498
19000 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
19001 * tree-chrec.h (scev_is_linear_expression): Declared.
19002 * graphite.c (graphite_cannot_represent_loop_niter): New.
19003 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
19004 (graphite_loop_normal_form): Use gcc_assert.
19005 (scan_tree_for_params): Use CASE_CONVERT.
19006 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
19007 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
19008 Use gcc_assert. Discard scops that contain unhandled cases.
19009 (build_scop_conditions): Return a boolean status for unhandled cases.
19010 (strip_mine_profitable_p): Print the loop number, not its depth.
19011 (is_interchange_valid): Pass the depth of the loop nest, don't
19012 recompute it wrongly.
19013 (graphite_trans_bb_block): Same.
19014 (graphite_trans_bb_block): Print tentative of loop blocking.
19015 (graphite_trans_scop_block): Do not print that the loop has been
19017 (graphite_transform_loops): Do not handle scops that contain condition
19020 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
19022 AVX Programming Reference (December, 2008)
19023 * config/i386/avxintrin.h (_mm256_stream_si256): New.
19024 (_mm256_stream_pd): Likewise.
19025 (_mm256_stream_ps): Likewise.
19027 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
19028 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
19029 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
19030 (bdesc_special_args): Add __builtin_ia32_movntdq256,
19031 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
19032 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
19033 (ix86_expand_special_args_builtin): Likewise.
19035 * config/i386/sse.md (AVXMODEDI): New.
19036 (avx_movnt<mode>): Likewise.
19037 (avx_movnt<mode>): Likewise.
19038 (<sse>_movnt<mode>): Remove AVX support.
19039 (sse2_movntv2di): Likewise.
19041 2009-01-07 Richard Guenther <rguenther@suse.de>
19043 PR middle-end/38751
19044 * fold-const.c (extract_muldiv): Remove obsolete comment.
19045 (fold_plusminus_mult_expr): Undo MINUS_EXPR
19046 to PLUS_EXPR canonicalization for the canonicalization.
19048 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
19050 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
19051 hosted cross-compilers generating less efficient code.
19053 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19055 * function.h (rtl_data): Add a dbr_scheduled_p field.
19056 * reorg.c (dbr_schedule): Set it.
19057 (gate_handle_delay_slots): Check it.
19058 * config/mips/mips.c (mips_base_delayed_branch): Delete.
19059 (mips_reorg): Check flag_delayed_branch instead of
19060 mips_base_delayed_branch.
19061 (mips_override_options): Don't set mips_base_delayed_branch
19062 or flag_delayed_branch.
19064 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19066 PR rtl-optimization/38426.
19067 * ira.c (ira): Set current_function_is_leaf earlier.
19069 2009-01-06 Jakub Jelinek <jakub@redhat.com>
19071 PR rtl-optimization/38722
19072 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
19073 too early, only set a flag and modify after last possible
19076 2009-01-06 Janis Johnson <janis187@us.ibm.com>
19079 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
19080 * real.c (decimal_single_format): Correct values of emin and emax.
19081 (decimal_double_format): Ditto.
19082 (decimal_quad_format): Ditto.
19083 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
19084 computation of DECnn_MIN and DECnn_MAX for corrected values of
19085 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
19086 __DECnn_MIN__, and adjust its computation for the corrected value
19089 2009-01-06 Jan Hubicka <jh@suse.cz>
19092 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
19094 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
19096 * doc/contrib.texi (Contributors): Slightly adjust the end note.
19097 Add Robert Clark to the list of testers.
19099 2009-01-06 Jan Hubicka <jh@suse.cz>
19100 Kai Tietz <kai.tietz@onevision.com>
19102 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
19103 * config/i386/i386.c (ix86_expand_call): Add clobbers.
19105 2009-01-06 Jan Hubicka <jh@suse.cz>
19106 Kai Tietz <kai.tietz@onevision.com>
19108 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
19110 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
19111 (ix86_nsaved_regs): Count only general purpose regs.
19112 (ix86_nsaved_sseregs): New.
19113 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
19114 to 16 for w64; compute padding and size of sse reg save area.
19115 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
19116 general purpose regs.
19117 (ix86_emit_save_sse_regs_using_mov): New.
19118 (ix86_expand_prologue): Save SSE regs if needed.
19119 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
19120 (ix86_emit_restore_sse_regs_using_mov): New.
19121 (ix86_expand_epilogue): Save SSE regs if needed.
19123 2009-01-06 Jan Hubicka <jh@suse.cz>
19124 Kai Tietz <kai.tietz@onevision.com>
19126 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
19127 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
19128 functions when accumulate outgoing args is off.
19130 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19133 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
19134 before using pseudos_have_intersected_live_ranges_p.
19136 * ira-int.h (ira_assert): Always define.
19138 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19140 AVX Programming Reference (December, 2008)
19141 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
19142 (_mm256_permute2_pd): Likewise.
19143 (_mm_permute2_ps): Likewise.
19144 (_mm256_permute2_ps): Likewise.
19145 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
19146 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
19148 * config/i386/i386.c (ix86_builtins): Remove
19149 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
19150 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
19151 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
19152 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
19153 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
19154 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
19155 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
19156 __builtin_ia32_vpermil2ps256.
19157 (ix86_init_mmx_sse_builtins): Updated.
19158 (ix86_expand_args_builtin): Likewise.
19160 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19162 * pa.c (output_call): Relocate non-jump insns in the delay slot of
19163 long absolute calls when generating PA 2.0 code.
19165 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
19167 PR rtl-optimization/38583
19168 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
19170 * params.def (ira-max-conflict-table-size): New.
19172 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
19174 * ira.h (ira_conflicts_p): New external definition.
19176 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
19177 table. Report this. Return result of building.
19178 (ira_build_conflicts): Use ira_conflicts_p. Check result of
19179 building conflict table.
19181 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
19182 (ira_color): Use ira_conflicts_p.
19184 * global.c: Include ira.h.
19185 (pseudo_for_reload_consideration_p, build_insn_chain): Use
19188 * Makefile.in (global.o): Add ira.h.
19190 * ira-build.c (mark_all_loops_for_removal,
19191 propagate_some_info_from_allocno): New.
19192 (remove_unnecessary_allocnos): Call
19193 propagate_some_info_from_allocno.
19194 (remove_low_level_allocnos): New.
19195 (remove_unnecessary_regions): Add parameter. Call
19196 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
19197 parameter to remove_unnecessary_regions.
19198 (ira_build): Remove all regions but root if the conflict table was
19199 not built. Update conflict hard regs for allocnos crossing calls.
19201 * ira.c (ira_conflicts_p): New global.
19202 (ira): Define and use ira_conflicts_p.
19204 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19205 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
19206 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
19208 2009-01-06 Ben Elliston <bje@au.ibm.com>
19210 * gengtype-lex.l (YY_NO_INPUT): Define.
19212 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19215 * c-common.c (handle_vector_size_attribute): Also reject
19216 BOOLEAN_TYPE types.
19218 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
19220 PR tree-optimization/38492
19221 * graphite.c (rename_map_elt, debug_rename_elt,
19222 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
19223 rename_map_elt_info, eq_rename_map_elts,
19224 get_new_name_from_old_name, bb_in_sese_p): Moved around.
19225 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
19226 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
19227 (sese_build_livein_liveouts): New.
19228 (new_sese, free_sese): New.
19229 (new_scop): Call new_sese.
19230 (free_scop): Call free_sese.
19231 (rename_variables_from_edge, rename_phis_end_scop): Removed.
19232 (register_old_new_names): Renamed register_old_and_new_names.
19233 (register_scop_liveout_renames, add_loop_exit_phis,
19234 insert_loop_close_phis, struct igp,
19235 default_liveout_before_guard, add_guard_exit_phis,
19236 insert_guard_phis, copy_renames): New.
19237 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
19238 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
19239 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
19240 (scop_adjust_phis_for_liveouts): New.
19241 (gloog): Call scop_adjust_phis_for_liveouts.
19243 * graphite.h (struct sese): Documented. Added fields liveout,
19244 num_ver and livein.
19245 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
19246 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
19247 (struct scop): Added field liveout_renames.
19248 (SCOP_LIVEOUT_RENAMES): New.
19250 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19252 PR tree-optimization/38510
19253 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
19254 (translate_clast): Call recompute_all_dominators before
19256 (gloog): Call recompute_all_dominators before graphite_verify.
19258 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19259 Jan Sjodin <jan.sjodin@amd.com>
19261 PR tree-optimization/38500
19262 * graphite.c (create_sese_edges): Call fix_loop_structure after
19265 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19267 * config.gcc: Add m32r*-*-rtems*.
19268 * config/m32r/rtems.h: New file.
19270 2009-01-05 Ben Elliston <bje@au.ibm.com>
19272 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
19273 (.po.pox): Likewise.
19274 (po/gcc.pot): Likewise.
19276 2009-01-04 David S. Miller <davem@davemloft.net>
19278 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
19279 (STARTING_FRAME_OFFSET): Always set to zero.
19281 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19283 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
19284 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
19285 fixed-point types, and vectors of the same.
19287 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19289 * config/mips/sync.md (*mb_barrier): Rename to...
19290 (*memory_barrier): ...this.
19292 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
19294 * doc/extend.texi (Function Attributes): Move @cindex after @item
19295 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
19296 and put in alphabetical order. Fix 'target' name and put in order.
19297 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
19300 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
19302 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
19303 (memory_barrier): Expand as unspec instead of unspec_volatile.
19304 Remove mem:BLK from insn operands. Use Pmode scratch register.
19305 (*memory_barrier): Define as unspec instead of unspec_volatile.
19306 Use (match_dup 0) as input operand.
19308 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
19309 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
19310 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
19311 scratch register. Remove operand 1.
19312 (*stbar): Define as unspec instead of unspec_volatile.
19313 Use (match_dup 0) as input operand, remove (const_int 8).
19314 (*membar): Define as unspec instead of unspec_volatile.
19315 Use (match_dup 0) as input operand, remove input operand 2.
19317 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
19318 (memory_barrier): Expand as unspec instead of unspec_volatile.
19319 Remove mem:BLK from insn operands. Use Pmode scratch register.
19320 (*memory_barrier): Define as unspec instead of unspec_volatile.
19321 Use (match_dup 0) as input operand.
19323 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
19324 Remove mem:BLK from insn operands. Use Pmode scratch register.
19325 Set volatile flag on operand 0.
19326 (*memory_barrier): New insn pattern.
19328 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
19330 (*memory_barrier): Use (match_dup 0) as input operand.
19332 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
19333 Remove mem:BLK from insn operands. Use Pmode scratch register.
19334 Set volatile flag on operand 0.
19335 (*mb_internal): New insn pattern.
19337 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
19339 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19341 PR middle-end/38586
19342 * function.c (struct temp_slot): Move to the section of the file
19343 that deals with temp slots. Remove field 'address'.
19344 (temp_slot_address_table): New hash table of address -> temp slot.
19345 (struct temp_slot_address_entry): New struct, items for the table.
19346 (temp_slot_address_compute_hash, temp_slot_address_hash,
19347 temp_slot_address_eq, insert_temp_slot_address): Support functions
19349 (find_temp_slot_from_address): Rewrite to use the new hash table.
19350 (remove_unused_temp_slot_addresses): Remove addresses of temp
19351 slots that have been made available.
19352 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
19353 worker function for remove_unused_temp_slot_addresses.
19354 (assign_stack_temp_for_type): Don't clear the temp slot address list.
19355 Add the temp slot address to the address -> temp slot map.
19356 (update_temp_slot_address): Update via insert_temp_slot_address.
19357 (free_temp_slots): Call remove_unused_temp_slot_addresses.
19358 (pop_temp_slots): Likewise.
19359 (init_temp_slots): Allocate the address -> temp slot map, or empty
19360 the map if it is already allocated.
19361 (prepare_function_start): Initialize temp slot processing.
19363 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19365 PR middle-end/38584
19366 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
19367 Calculate the size of all stack vars assuming no packing of stack
19368 vars will happen, replacing a quadratic algorithm with a linear one.
19370 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19373 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
19376 2009-01-03 Diego Novillo <dnovillo@google.com>
19378 * doc/contrib.texi: Update contributions.
19380 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19383 * builtins.c (fold_builtin_memory_op): Give up if either operand
19384 is volatile. Set srctype or desttype to non-qualified version
19388 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
19389 and FUNCTION_DECLs.
19391 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
19393 PR rtl-optimization/35805
19394 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
19395 problem if fast dce is able to remove any instructions.
19396 * dce.c (dce_process_block): Fix dump message.
19398 2009-01-02 Mark Mitchell <mark@codesourcery.com>
19401 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
19403 2009-01-02 Jakub Jelinek <jakub@redhat.com>
19405 PR middle-end/38690
19406 * tree-flow.h (op_code_prio, op_prio): New prototypes.
19407 * tree-pretty-print.c (op_code_prio): New function.
19408 (op_prio): No longer static. Use op_code_prio.
19409 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
19410 Use op_prio and op_code_prio to determine if () should be
19411 printed around operand(s) or not.
19413 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
19414 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
19415 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
19416 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
19417 pp_character instead of pp_string for single letter printing.
19419 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
19421 * doc/extend.texi: Fix '#pragma GCC option' typo.
19423 2009-01-02 Richard Guenther <rguenther@suse.de>
19425 * doc/install.texi (--enable-checking): Mention different
19426 default for stage1.
19427 (--enable-stage1-checking): Document.
19429 2009-01-01 Andrew Pinski <pinskia@gmail.com>
19431 PR middle-end/30142
19432 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
19433 case to be an error.
19435 2009-01-02 Ben Elliston <bje@au.ibm.com>
19437 * config/fp-bit.h (pack_d): Constify argument.
19438 * config/fp-bit.c (makenan): Constify return type. Remove casts.
19439 (isnan): Constify argument.
19441 (iszero): Likewise.
19442 (pack_d): Likewise.
19443 (_fpadd_parts): Constify return type.
19444 (_fpmul_parts): Likewise.
19445 (_fpdiv_parts): Likewise.
19447 2009-01-01 Jakub Jelinek <jakub@redhat.com>
19450 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
19451 warn about overwriting initializer with side-effects or
19452 -Woverride-init if !IMPLICIT.
19453 (output_init_element): Likewise. Pass IMPLICIT down to
19455 (process_init_element): Add IMPLICIT argument. Pass it down
19456 to output_init_element.
19457 (push_init_element, pop_init_level, set_designator): Adjust
19458 process_init_element callers.
19459 (set_nonincremental_init, set_nonincremental_init_from_string):
19460 Adjust add_pending_init callers.
19461 (output_pending_init_elements): Adjust output_init_element callers.
19462 * c-tree.h (process_init_element): Adjust prototype.
19463 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
19464 process_init_element callers.
19467 Copyright (C) 2009 Free Software Foundation, Inc.
19469 Copying and distribution of this file, with or without modification,
19470 are permitted in any medium without royalty provided the copyright
19471 notice and this notice are preserved.