1 2009-07-27 DJ Delorie <dj@redhat.com>
3 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
4 types are dword-aligned.
5 (mep_expand_va_start): Likewise.
7 2009-07-27 Olivier Hainque <hainque@adacore.com>
8 Douglas B Rupp <rupp@gnat.com>
10 * convert.c (convert_to_pointer): Don't assume the target
11 pointer type is POINTER_SIZE long. Fetch its precision instead.
13 2009-07-27 Douglas B Rupp <rupp@gnat.com>
15 * system.h (fopen): Undefine if macro.
17 2009-07-27 Jakub Jelinek <jakub@redhat.com>
19 * dwarf2out.c (output_cfi_p): Removed.
20 (output_cfis): New function.
21 (output_fde): New function, split from output_call_frame_info.
22 (output_call_frame_info): Use it.
23 (dwarf2out_switch_text_section): Use output_cfis.
25 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
27 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
28 TARGET_BI_ARCH is specified without enabling SJLJ.
29 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
30 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
32 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
34 * arm.md (negdi2): Use DImode if forcing a value into a register.
36 2009-07-26 Ira Rosen <irar@il.ibm.com>
38 PR tree-optimization/40801
39 * tree-vect-stmts.c (vectorizable_call): Get previous copy
40 of vector operand from the previous copy of vector statement.
41 Pass the correct definition type value to
42 vect_get_vec_def_for_stmt_copy().
44 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
46 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
47 const char ** conversion.
49 2009-07-25 David Daney <ddaney@caviumnetworks.com>
51 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
52 fancy_abort() if !ENABLE_ASSERT_CHECKING.
53 (gcc_unreachable): Invoke __builtin_unreachable() if
54 !ENABLE_ASSERT_CHECKING.
56 2009-07-25 David Daney <ddaney@caviumnetworks.com>
58 PR rtl-optimization/40445
59 * emit-rtl.c (next_nonnote_insn_bb): New function.
60 * rtl.h (next_nonnote_insn_bb): Declare new function.
61 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
62 with no successors that is the successor of the ENTRY_BLOCK.
63 Continue from the top after removing an empty fallthrough block.
64 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
67 2009-07-25 David Daney <ddaney@caviumnetworks.com>
69 * cfgcleanup.c (old_insns_match_p): Handle the case of empty
72 2009-07-25 Martin Jambor <mjambor@suse.cz>
74 * c-common.c (c_common_attribute_table): New element for noclone.
75 (handle_noclone_attribute): New function. Forward-declare.
76 * tree-inline.c (tree_versionable_function_p): Check for noclone
78 * doc/extend.texi (Labels as Values): Document need for noclone.
79 (Function Attributes): Document noclone attribute.
81 2009-07-25 Jakub Jelinek <jakub@redhat.com>
83 PR rtl-optimization/34999
84 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
85 and dw_fde_switched_cold_to_hot fields.
86 (output_cfi_p): New function.
87 (output_call_frame_info): If fde->dw_fde_switched_sections,
88 output 2 FDEs instead of one with corrupted header.
89 (dwarf2out_do_cfi_startproc): New function.
90 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
91 and fde->dw_fde_switched_cold_to_hot.
92 (dwarf2out_switch_text_section): Compute
93 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
94 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
95 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
96 Otherwise, compute fde->dw_fde_switch_cfi.
98 2009-07-24 Cary Coutant <ccoutant@google.com>
100 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
102 2009-07-24 Cary Coutant <ccoutant@google.com>
104 * cfghooks.c (split_block): Copy discriminator to new block.
105 * tree-cfg.c (assign_discriminator): Check location of last
106 instruction in block as well as first.
108 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
110 * config/i386/linux.c: Use fputs or putc instead of fprintf
112 * config/i386/gas.h: Ditto.
113 * config/i386/x86-64.h: Ditto.
114 * config/i386/att.h: Ditto.
116 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
118 * expmed.c (emit_store_flag): Use a recursive call to optimize the
121 2009-07-24 Martin Jambor <mjambor@suse.cz>
123 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
124 (ipa_push_func_to_list_1): Declare.
125 (ipa_push_func_to_list): New function.
127 * ipa-prop.c (ipa_push_func_to_list_1): New function.
128 (ipa_init_func_list): Call ipa_push_func_to_list_1.
129 (ipa_push_func_to_list): Removed.
130 (ipa_pop_func_from_list): Clear node_enqueued flag.
132 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
134 * config/s390/s390.c (override_options): Default
135 max-unrolled-insns to 100 for z10 tuning.
137 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
139 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
140 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
141 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
142 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
143 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
144 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
145 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
147 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
149 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
150 use default set in mingw32.h header.
151 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
152 64-bit /mingw/include path.
153 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
156 2009-07-23 Neil Vachharajani <nvachhar@google.com>
158 PR rtl-optimization/40209
159 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
161 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
163 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
164 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
165 with the rest of string where appropriate. Use fputs or putc
166 instead of fprintf where appropriate.
168 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
169 Pat Haugen <pthaugen@us.ibm.com>
170 Revital Eres <ERES@il.ibm.com>
172 * config/rs6000/vector.md: New file. Move most of the vector
173 expander support here from altivec.md to allow for the VSX vector
174 unit in the future. Add support for secondary_reload patterns.
175 Rewrite the patterns for vector comparison, and vector comparison
176 predicate instructions so that the RTL expresses the desired
177 behavior, instead of using unspec.
179 * config/rs6000/constraints.md ("f" constraint): Use
180 rs6000_constraints to hold the precalculated register class.
181 ("d" constraint): Ditto.
182 ("wd" constraint): New constraint for VSX.
183 ("wf" constraint): Ditto.
184 ("ws" constraint): Ditto.
185 ("wa" constraint): Ditto.
186 ("wZ" constraint): Ditto.
187 ("j" constraint): Ditto.
189 * config/rs6000/predicates.md (vsx_register_operand): New
191 (vfloat_operand): New predicate for vector.md.
192 (vint_operand): Ditto.
193 (vlogical_operand): Ditto.
194 (easy_fp_constant): If VSX, 0.0 is an easy constant.
195 (easy_vector_constant): Add VSX support.
196 (altivec_indexed_or_indirect_operand): New predicate for
197 recognizing Altivec style memory references with AND -16.
199 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
200 for vector secondary reload support.
201 (rs6000_vector_reg_class): Delete, replacing it with
203 (rs6000_vsx_reg_class): Ditto.
204 (rs6000_constraints): New array to hold the register classes of
205 each of the register constraints that can vary at runtime.
206 (builtin_mode_to_type): New static array for builtin function type
208 (builtin_hash_table): New static hash table for builtin function
210 (TARGET_SECONDARY_RELOAD): Define target hook.
211 (TARGET_IRA_COVER_CLASSES): Ditto.
212 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
213 registers are 128 bits if VSX memory reference instructions are used.
214 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
216 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
217 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
218 Print several of the scheduling related parameters.
219 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
220 rs6000_constraints instead of rs6000_vector_reg_class. Move
221 -mdebug=reg code to rs6000_debug_reg_global. Add support for
222 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
223 Altivec. Add VSX support. Setup for secondary reload support on
224 Altivec/VSX registers.
225 (rs6000_override_options): Make power7 set the scheduling groups
226 like the power5. Add support for new debug switches to override
227 the scheduling defaults. Temporarily disable -mcpu=power7 from
228 setting -mvsx. Add support for debug switches -malways-hint,
229 -msched-groups, and -malign-branch-targets.
230 (rs6000_buitlin_conversion): Add support for returning unsigned
231 vector conversion functions to fix regressions due to stricter
233 (rs6000_builtin_mul_widen_even): Ditto.
234 (rs6000_builtin_mul_widen_odd): Ditto.
235 (rs6000_builtin_vec_perm): Ditto.
236 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
237 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
239 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
241 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
242 VSX types for bit operations. Changes to accomidate vector.md.
245 (struct builtin_description_predicates): Rewrite predicate
246 handling so that RTL describes the operation, instead of passing
247 the instruction to be used as a string argument.
248 (bdesc_altivec_preds): Ditto.
249 (altivec_expand_predicate_builtin): Ditto.
250 (altivec_expand_builtin): Ditto.
251 (rs6000_expand_ternop_builtin): Use a switch instead of an if
252 statement for vsldoi support.
253 (altivec_expand_ld_builtin): Change to use new names from vector.md.
254 (altivec_expand_st_builtin): Ditto.
255 (paired_expand_builtin): Whitespace changes.
256 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
257 builtin_mode_to_type table for secondary reload. Call
258 builtin_function_type to build random builtin functions.
259 (altivec_init_builtins): Change to use builtin_function_type to
260 create builtin function types dynamically as we need them.
261 (builtin_hash_function): New support for hashing the tree types
262 for builtin function as we need it, rather than trying to build
263 all of the trees that we need. Add initial preliminary VSX support.
264 (builtin_function_type): Ditto.
265 (builtin_function_eq): Ditto.
266 (builtin_hash_struct): Ditto.
267 (rs6000_init_builtins): Ditto.
268 (rs6000_common_init_builtins): Ditto.
269 (altivec_init_builtins): Ditto.
270 (rs6000_common_init_builtins): Ditto.
271 (enum reload_reg_type): New enum for simplifing reg classes.
272 (rs6000_reload_register_type): Simplify register classes into GPR,
273 Vector, and other registers. Altivec and VSX addresses in reload.
274 (rs6000_secondary_reload_inner): Ditto.
275 (rs6000_ira_cover_classes): New target hook, that returns the
276 appropriate cover classes, based on -mvsx being used or not.
277 (rs6000_secondary_reload_class): Add VSX support.
278 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
279 (get_vsel_insn): Ditto.
280 (rs6000_emit_vector_compare): Rewrite vector conditional support
281 so that where we can, we use RTL operators, instead of blindly use
283 (rs6000_emit_vector_select): Ditto.
284 (rs6000_emit_vector_cond_expr): Ditto.
285 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
286 (create_TOC_reference): Add -mdebug=addr support.
287 (emit_frame_save): VSX loads/stores need register indexed addressing.
289 * config/rs6000/rs6000.md: Include vector.md.
291 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
293 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
294 support for V2DI, V2DF in logical, permute, select operations.
296 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
297 switch for vsx/power7.
298 (-mvsx-scalar-memory): Ditto.
299 (-mvsx-align-128): Ditto.
300 (-mallow-movmisalign): Ditto.
301 (-mallow-df-permute): Ditto.
302 (-msched-groups): Ditto.
303 (-malways-hint): Ditto.
304 (-malign-branch-targets): Ditto.
306 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
308 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
309 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
310 (rs6000_vector_reg_class): Delete.
311 (rs6000_vsx_reg_class): Ditto.
312 (enum rs6000_reg_class_enum): New enum for the constraints that
313 vary based on target switches.
314 (rs6000_constraints): New array to hold the register class for all
315 of the register constraints that vary based on the switches used.
316 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
317 (enum rs6000_builtins): Add unsigned varients for the builtin
318 declarations returned by target hooks for expanding multiplies,
319 select, and permute operations. Add VSX builtins.
320 (enum rs6000_builtin_type_index): Add entries for VSX.
321 (V2DI_type_node): Ditto.
322 (V2DF_type_node): Ditto.
323 (unsigned_V2DI_type_node): Ditto.
324 (bool_long_type_node): Ditto.
325 (intDI_type_internal_node): Ditto.
326 (uintDI_type_internal_node): Ditto.
327 (double_type_internal_node): Ditto.
329 * config/rs6000/altivec.md (whole file): Move all expanders to
330 vector.md from altivec.md. Rename insn matching functions to be
332 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
333 (altivec_vcmp*): Ditto.
334 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
335 (VM): New iterator for moves that includes the VSX types.
336 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
337 (altivec_vperm_<mode>_uns): New, for unsigned types.
338 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
339 (altivec_eq<mode>): Ditto.
340 (altivec_gt<mode>): Ditto.
341 (altivec_gtu<mode>): Ditto.
342 (altivec_eqv4sf): Ditto.
343 (altivec_gev4sf): Ditto.
344 (altivec_gtv4sf): Ditto.
345 (altivec_vcmpbfp_p): Ditto.
347 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
349 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
352 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
355 * config/i386/i386.c (output_387_ffreep): Rewrite to use
356 ASM_SHORT instead of .word.
357 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
358 instead of .word in asm template.
360 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
363 * ira-lives.c (bb_has_abnormal_call_pred): New function.
364 (process_bb_node_lives): Use it.
366 * ira.c (setup_cover_and_important_classes): Don't setup
367 ira_important_class_nums. Add cover classes to the end of
369 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
371 (find_reg_class_closure): Use reorder_important_classes.
373 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
375 * config/i386/i386.c (i386_ira_cover_classes): New function.
376 (TARGET_IRA_COVER_CLASSES): Redefine.
378 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
379 importance of order of cover classes in the array.
381 2009-07-22 Diego Novillo <dnovillo@google.com>
383 * tree-pass.h (TDF_EH): Define.
384 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
385 contains TDF_EH, print the EH region number holding GS.
386 * tree-dump.c (dump_options): Add "eh".
387 * doc/invoke.texi: Document it.
389 2009-07-22 Doug Kwan <dougkwan@google.com>
391 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
393 2009-07-22 Michael Matz <matz@suse.de>
395 PR tree-optimization/35229
396 PR tree-optimization/39300
398 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
399 (inhibit_phi_insertion): New function.
400 (insert_into_preds_of_block): Call it for REFERENCEs.
401 (init_pre): Initialize and finalize scalar evolutions.
402 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
404 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
406 * config/i386/predicates.md (zero_extended_scalar_load_operand):
407 Use CONST_VECTOR_NUNITS to determine number of elements.
409 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
411 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
412 (U, W): Constraints are now deprecated and will be removed if we
414 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
416 ("prefetch"): Add the stcmh instruction for prefetching.
417 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
419 (s390_short_displacement): Return always true if compiling for
420 machines not providing the long displacement facility.
421 (s390_mem_constraint): Support the new constraint letter Z.
422 (s390_check_qrst_address): New function.
424 2009-07-21 DJ Delorie <dj@redhat.com>
426 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
429 2009-07-21 Jason Merrill <jason@redhat.com>
431 * c-common.c (max_tinst_depth): Increase default to 1024.
433 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
435 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
436 (vec_unpacku_float_lo_v4si): Ditto.
438 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
441 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
442 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
443 (builtin_description): Add __builtin_ia32_cvtudq2ps.
444 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
446 2009-07-21 Jakub Jelinek <jakub@redhat.com>
448 PR tree-optimization/40813
449 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
452 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
454 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
455 with a NOP_EXPR if needed.
457 2009-07-21 Paul Brook <paul@codesourcery.com>
459 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
460 Terminate debug dump with newline.
462 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
464 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
465 Cast "1" to unsigned HOST_WIDE_INT.
466 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
467 deposit length to the maximum length - lsb. Extend length if
468 HOST_BITS_PER_WIDE_INT is 32.
470 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
472 * cgraph.h (constant_pool_htab): New function.
473 (constant_descriptor_tree): Move from varasm.c.
474 * varasm.c (constant_pool_htab): New function.
475 (constant_descriptor_tree): Move to cgraph.h.
477 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
479 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
481 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
483 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
486 2009-07-20 Xinliang David Li <davidxl@google.com>
488 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
490 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
492 * config/mips/mips.md (move_type): Add arith.
493 (type): Handle arith.
494 (zero_extendsidi2): Rename this into ...
495 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
496 (zero_extendsidi2): New expander.
497 (*zero_extendsidi2_dext): New pattern.
499 2009-07-20 Nick Clifton <nickc@redhat.com>
501 * config.gcc (mips64-*-*): Add definition of tm_defines in order
502 to set MIPS_ABI_DEFAULT.
503 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
505 2009-07-20 Jakub Jelinek <jakub@redhat.com>
507 * tree-object-size.c (addr_object_size): Handle unions with
508 array in it as last field of structs in __bos (, 1) as __bos (, 0).
510 PR tree-optimization/40792
511 * tree.c (build_function_type_skip_args): Remove bogus assert.
513 2009-07-20 Jan Hubicka <jh@suse.cz>
514 Martin Jambor <mjambor@suse.cz>
516 * cgraph.h (combined_args_to_skip): New field.
517 * cgraph.c (cgraph_create_virtual_clone): Properly handle
518 combined_args_to_skip and args_to_skip.
519 * tree-inline.c (update_clone_info): New function.
520 (tree_function_versioning): Call update_clone_info.
521 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
523 (cgraph_materialize_all_clones): More extensive dumping, working
524 with combined_args_to_skip rather than args_to_skip.
526 2009-07-20 Ira Rosen <irar@il.ibm.com>
528 * tree-vectorizer.h (vectorizable_condition): Add parameters.
529 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
530 (get_initial_def_for_reduction): Likewise.
531 (vectorizable_reduction): Skip the check of first operand in case
532 of COND_EXPR. Add check that it is outer loop vectorization if
533 nested cycle was detected. Call vectorizable_condition() for
534 COND_EXPR. If reduction epilogue cannot be created do not fail for
535 nested cycles (if it is not double reduction). Assert that there
536 is only one type in the loop in case of COND_EXPR. Call
537 vectorizable_condition() to vectorize COND_EXPR.
538 * tree-vect-stmts.c (vectorizable_condition): Update comment.
539 Add parameters. Allow nested cycles if called from
540 vectorizable_reduction(). Use reduction vector variable if provided.
541 (vect_analyze_stmt): Call vectorizable_reduction() before
542 vectorizable_condition().
543 (vect_transform_stmt): Update call to vectorizable_condition().
545 2009-07-20 Christian Bruel <christian.bruel@st.com>
547 * config/sh/sh.opt (-mfmovd): Resurrect and document.
548 * doc/invoke.texi (-mfmovd): Likewise.
549 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
551 2009-07-20 Jan Hubicka <jh@suse.cz>
553 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
554 when handling SSA name.
556 2009-07-19 Jan Hubicka <jh@suse.cz>
558 PR tree-optimization/40676
559 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
560 virtual PHIs in empty BBs.
562 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
564 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
565 re-expanded the compound use gen_lowpart instead to convert to the
568 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
570 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
571 OUTER_CONST arguments.
572 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
573 the new wider mode will be masked off.
574 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
576 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
578 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
579 high-order bits are zero.
581 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
583 * combine.c (simplify_shift_const_1): Split code to determine
585 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
586 new bits shifted in are identical to the old sign bit.
588 2009-07-18 Richard Guenther <rguenther@suse.de>
591 * gimplify.c (gimplify_call_expr): Reject code using results from
592 functions returning void.
594 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
596 * doc/md.texi: Document the new PowerPC "es" constraint.
597 Document that "m" can include automodified addresses on this target,
598 and explain how %U must be used. Extend the "Q" and "Z" documentation
599 to suggest "es" as well as "m".
600 * config/rs6000/constraints.md (es): New memory constraint.
601 (Q, Z): Update strings to match new documentation.
603 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
605 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
606 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
607 * config/rs6000/predicates.md (volatile_mem_operand): Use
608 offsettable_nonstrict_memref_p.
609 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
610 (*floatunssidf2_internal): Likewise.
611 (*fix_truncdfsi2_internal): Likewise.
612 (*fix_trunctfsi2_internal): Likewise.
614 2009-07-17 Anatoly Sokolov <aesok@post.ru>
616 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
618 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
620 2009-07-17 Richard Guenther <rguenther@suse.de>
623 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
624 (pass_warn_unused_result): Likewise.
625 (TODO_set_props): Remove.
626 * omp-low.c (diagnose_omp_structured_block_errors): Change to
628 (pass_diagnose_omp_blocks): Define.
629 * c-decl.c (pop_file_scope): Do not finalize the CU here.
630 (c_gimple_diagnostics_recursively): Remove.
631 (finish_function): Do not call it.
632 (c_write_global_declarations): Continue after errors.
633 Finalize the CU here.
634 * c-gimplify.c (c_genericize): Do not gimplify here.
635 * c-common.c (c_warn_unused_result): Move ...
636 * tree-cfg.c (do_warn_unused_result): ... here.
637 (run_warn_unused_result): New function.
638 (gate_warn_unused_result): New function.
639 (pass_warn_unused_result): New pass.
640 * c-common.h (c_warn_unused_result): Remove.
641 * flags.h (flag_warn_unused_result): Declare.
642 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
643 * opts.c (flag_warn_unused_result): Initialize to false.
644 * toplev.c (compile_file): Add comment.
645 * omp-low.c (create_omp_child_function): Do not register
646 the function with the frontend.
647 (diagnose_omp_structured_block_errors): Prepare to be
648 called as optimization pass.
649 (gate_diagnose_omp_blocks): New function.
650 (pass_diagnose_omp_blocks): New pass.
651 * cgraph.h (cgraph_optimize): Remove.
652 (cgraph_analyze_function): Likewise.
653 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
654 * cgraphunit.c (cgraph_lower_function): Lower nested functions
655 before their parents here.
656 (cgraph_finalize_function): Not here.
657 (cgraph_analyze_function): Gimplify functions here.
658 (cgraph_finalize_compilation_unit): Continue after errors.
659 Optimize the callgraph from here.
660 (cgraph_optimize): Make static.
661 * langhooks.c (write_global_declarations): Finalize the CU.
662 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
663 (gimplify_function_tree): Assert we gimplify only once.
664 Set PROP_gimple_any property.
665 * tree-nested.c (gimplify_all_functions): New function.
666 (lower_nested_functions): Gimplify all nested functions.
667 * gimple.h (diagnose_omp_structured_block_errors): Remove.
668 * passes.c (init_optimization_passes): Add pass_warn_unused_result
669 and pass_diagnose_omp_blocks after gimplification. Do not
670 set TODO_set_props on all_lowering_passes.
671 (execute_one_pass): Do not handle TODO_set_props.
672 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
673 (gimplify.o): Add tree-pass.h dependency.
674 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
675 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
676 (unsave_r): Likewise.
677 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
680 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
682 * doc/service.texi (Service): Restore previously removed link,
683 which isn't broken after all.
685 2009-07-17 Richard Guenther <rguenther@suse.de>
687 PR tree-optimization/40321
688 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
689 PHI nodes to the maximal set.
690 (make_values_for_phi): Add PHI arguments to the maximal set.
691 (execute_pre): Dump PHI_GEN and the maximal set.
693 2009-07-17 Jakub Jelinek <jakub@redhat.com>
696 * gimplify.c (gimplify_conversion): Don't change non-conversions into
699 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
701 * doc/extend.texi (Nested Functions): Replace broken link with
703 * doc/service.texi (Service): Remove broken link.
705 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
708 * builtins.c (expand_builtin_memcmp): Use loc instead of
710 (expand_builtin_strncmp): Likewise.
712 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
713 Manuel López-Ibáñez <manu@gcc.gnu.org>
716 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
717 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
718 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
719 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
720 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
721 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
722 tree-inline.c, c-common.c, c-common.h, gimple.c,
723 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
724 convert.c: Add location argument to fold_{unary,binary,ternary},
725 fold_build[123], build_call_expr, build_size_arg,
726 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
727 fold_build1_initializer, fold_build2_initializer,
728 fold_build3_initializer, fold_build_call_array,
729 fold_build_call_array_initializer, fold_single_bit_test,
730 omit_one_operand, omit_two_operands, invert_truthvalue,
731 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
732 combine_comparisons, fold_builtin_*, fold_call_expr,
733 build_range_check, maybe_fold_offset_to_address, round_up,
736 2009-07-16 Jason Merrill <jason@redhat.com>
739 * c-common.c (c_common_reswords): Add __is_standard_layout
741 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
742 * doc/implement-cxx.texi: New.
743 * doc/gcc.texi: Include it.
745 2009-07-16 DJ Delorie <dj@redhat.com>
747 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
748 compares that may be indirectly affected by previous instructions.
750 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
752 * builtins.c (do_mpc_arg2): New.
753 (fold_builtin_2): Fold builtin cpow.
754 * real.h (HAVE_mpc_pow): New.
756 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
758 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
759 comparison to skip unprofitable schedule
761 2009-07-16 Simon Baldwin <simonb@google.com>
763 * gcc.c (option_map): New flag -no-canonical-prefixes.
764 * (display_help): Print help text for new flag.
765 * (process_command): Move options translation and language specifics
766 and handle new flag early. Use it to set a function pointer to a
767 prefix builder. Replace make_relative_prefix calls with calls to
768 the function pointed to. Ignore new flag in regular options handling.
769 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
771 2009-07-15 DJ Delorie <dj@redhat.com>
773 * config/mep/mep.md (sibcall_internal): Change register to avoid
775 (sibcall_value_internal): Likewise.
777 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
779 PR rtl-optimization/40710
780 * resource.c (mark_target_live_regs): Reset DF problem to LR.
782 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
784 * config/mips/mips.md (*extenddi_truncate<mode>,
785 *extendsi_truncate<mode>): Change type attribute to move_type
786 with shift_shift. Split out code handling exts from here ...
787 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
789 (*extendhi_truncateqi): Change type attribute to move_type with
790 shift_shift. Split out code handling exts from here ...
791 (*extendhi_truncateqi_exts): ... to this new pattern.
793 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
795 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
796 instead of "and" with inverted sign bit mask value. Use
797 "nonimmediate_operand" for operand 1 and operand 2 predicate.
798 Allocate registers only for operand 4 and operand 5.
800 2009-07-15 Jakub Jelinek <jakub@redhat.com>
803 * fold-const.c (fold_cond_expr_with_comparison): When folding
804 < and <= to MIN, make sure the MIN uses the same type as the
805 comparison's operands.
807 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
809 * arm.md (ior_xor): New code iterator.
810 (split for ior/xor with shift and zero-extend): New split pattern.
811 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
813 2009-07-15 Richard Guenther <rguenther@suse.de>
815 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
818 2009-07-15 Richard Guenther <rguenther@suse.de>
821 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
823 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
825 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
826 handle 2.6.30 kernel.
828 2009-07-15 DJ Delorie <dj@redhat.com>
830 * config/mep/mep.md (sibcall_internal): Change register to allow
831 for 24-bit addresses.
832 (sibcall_value_internal): Likewise.
834 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
836 * doc/invoke.texi: Added descriptions of the scheduling heuristics
837 that are enabled/disabled by the flags introduced by a previous patch.
839 2009-07-14 DJ Delorie <dj@redhat.com>
841 * config/mep/mep.md (sibcall_internal): Include non-toggling
843 (sibcall_value_internal): Likewise.
845 2009-07-14 Taras Glek <tglek@mozilla.com>
846 Rafael Espindola <espindola@google.com>
848 * doc/sourcebuild.texi: Document install-plugin target.
849 * configure.ac: Added install-plugin target to language makefiles.
850 * configure: Regenerate.
851 * Makefile.in: (install-plugin): Install more headers,
852 depend on lang.install-plugin.
854 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
856 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
859 2009-07-14 DJ Delorie <dj@redhat.com>
861 * config/mep/mep.c (mep_vliw_jmp_match): New function.
862 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
863 * config/mep/mep.md (sibcall_internal): Change test from
864 mep_vliw_mode_match to mep_vliw_jmp_match.
865 (sibcall_value_internal): Likewise.
867 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
869 * config/i386/sse.md (copysign<mode>3): New expander.
870 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
871 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
872 Use ix86_build_const_vector.
873 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
874 IX86_BUILTIN_CPYSGNPD.
875 (builtin_description): Add __builtin_ia32_copysignps and
876 __builtin_ia32_copysignpd.
877 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
878 and BUILT_IN_COPYSIGNF.
880 2009-07-13 Jason Merrill <jason@redhat.com>
882 * builtins.c (can_trust_pointer_alignment): New fn.
883 (get_pointer_alignment): Factor it out from here.
884 * tree.h: Declare it.
886 2009-07-14 David Edelsohn <edelsohn@gnu.org>
888 * config/rs6000/predicates.md (offsettable_mem_operand): Test
891 2009-07-14 Dodji Seketeli <dodji@redhat.com>
895 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
897 2009-07-14 Richard Guenther <rguenther@suse.de>
898 Andrey Belevantsev <abel@ispras.ru>
901 * cfgexpand.c (partition_stack_vars): Do not bother to update
902 alias information when not optimizing.
904 2009-07-14 Richard Guenther <rguenther@suse.de>
905 Andrey Belevantsev <abel@ispras.ru>
907 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
908 (pt_solution_set): Likewise.
909 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
910 * tree-ssa-structalias.c (pt_solution_set): New function.
911 * final.c (rest_of_clean_state): Free SSA data structures.
912 * print-rtl.c (print_decl_name): Remove.
913 (print_mem_expr): Implement in terms of print_generic_expr.
914 * alias.c (ao_ref_from_mem): New function.
915 (rtx_refs_may_alias_p): Likewise.
916 (true_dependence): Query alias-export info.
917 (canon_true_dependence): Likewise.
918 (write_dependence_p): Likewise.
919 * tree-dfa.c (get_ref_base_and_extent): For void types leave
921 * emit-rtl.c (component_ref_for_mem_expr): Remove.
922 (mem_expr_equal_p): Use operand_equal_p.
923 (set_mem_attributes_minus_bitpos): Do not use
924 component_ref_for_mem_expr.
925 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
926 (update_alias_info_with_stack_vars): Likewise.
927 (partition_stack_vars): Call update_alias_info_with_stack_vars.
928 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
929 explicitly nor clear stmt operands.
930 Free the decl-to-pointer map.
931 * tree-optimize.c (execute_free_datastructures): Do not free
932 SSA data structures here.
933 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
934 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
935 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
937 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
939 2009-07-13 DJ Delorie <dj@redhat.com>
941 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
942 unrolling at the right iteration count.
944 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
947 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
949 * haifa-sched.c (rank_for_schedule): Introduced flags to
950 enable/disable individual scheduling heuristics.
951 * common.opt: Introduced flags to enable/disable individual
952 heuristics in the scheduler.
953 * doc/invoke.texi: Introduced flags to enable/disable individual
954 heuristics in the scheduler.
956 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
958 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
959 config/i386/mingw-tls.c.
960 * config/i386/mingw-tls.c: Removed.
962 2009-07-13 Ira Rosen <irar@il.ibm.com>
964 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
965 checks access only relevant statements.
966 (vectorizable_reduction): Likewise.
968 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
970 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
971 just for 32-bit case.
973 2009-07-12 Jan Hubicka <jh@suse.cz>
975 PR tree-optimization/40585
976 * except.c (expand_resx_expr): When there already is resume
977 instruction, produce linked list.
978 (build_post_landing_pads): Assert that resume is empty.
979 (connect_post_landing_pads): Handle resume lists.
980 (dump_eh_tree): Dump resume list.
982 2009-07-12 Ira Rosen <irar@il.ibm.com>
984 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
985 with additional argument.
986 * tree-vectorizer.h (enum vect_def_type): Add
987 vect_double_reduction_def.
988 (vect_is_simple_reduction): Add argument.
989 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
991 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
992 vect_is_simple_reduction with additional argument.
993 (vect_analyze_loop_operations): Handle exit phi nodes in case of
995 (reduction_code_for_scalar_code): Handle additional codes by
996 returning ERROR_MARK for them. Fix comment and indentation.
997 (vect_is_simple_reduction): Fix comment, add argument to specify
998 double reduction. Detect double reduction.
999 (get_initial_def_for_induction): Fix indentation.
1000 (get_initial_def_for_reduction): Fix comment and indentation.
1001 Handle double reduction. Create initial definitions that do not
1002 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
1003 (vect_create_epilog_for_reduction): Fix comment, add argument to
1004 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
1005 epilogue result extraction. Create double reduction phi node and
1006 replace relevant uses.
1007 (vectorizable_reduction): Call vect_is_simple_reduction with
1008 additional argument. Fix indentation. Update epilogue code treatment
1009 according to the changes in reduction_code_for_scalar_code. Check
1010 for double reduction. Call vect_create_epilog_for_reduction with
1011 additional argument.
1012 * tree-vect-stmts.c (process_use): Handle double reduction, update
1014 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
1015 (vect_get_vec_def_for_operand): Likewise.
1017 2009-07-12 Danny Smith <dansmister@gmail.com>
1019 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
1020 dllexport if !TREE_PUBLIC.
1021 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
1023 2009-07-11 Anatoly Sokolov <aesok@post.ru>
1025 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
1026 (avr_extra_arch_macro) Remove declatation.
1027 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
1028 (avr_extra_arch_macro) Declare as static.
1029 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
1031 2009-07-11 Jan Hubicka <jh@suse.cz>
1034 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
1036 2009-07-11 Jakub Jelinek <jakub@redhat.com>
1039 * dwarf2out.c (dw_fde_struct): Add in_std_section and
1040 cold_in_std_section bits.
1041 (dwarf2out_begin_prologue): Initialize them.
1042 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
1043 if already covered by text_section or cold_text_section range.
1045 PR rtl-optimization/40667
1046 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
1047 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
1048 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
1049 * config/i386/i386.c (ix86_minimum_alignment): New function.
1050 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
1051 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
1052 * emit-rtl.c (gen_reg_rtx): Likewise.
1053 * function.c (assign_parms): Likewise. If nominal_type needs
1054 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
1055 rather than passed_type's alignment.
1058 * function.c (assign_parm_setup_stack): Adjust
1059 MEM_OFFSET (data->stack_parm) if promoted_mode is different
1060 from nominal_mode on big endian.
1062 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
1064 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
1066 2009-07-10 DJ Delorie <dj@redhat.com>
1068 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
1070 2009-07-10 Mark Mitchell <mark@codesourcery.com>
1072 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
1074 (thumb2_cbnz): Likewise.
1076 2009-07-10 David Daney <ddaney@caviumnetworks.com>
1079 * config.gcc (supported_defaults): Add synci.
1080 (with_synci): Add validation.
1081 (all_defaults): Add synci.
1082 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
1085 * config/mips/mips.opt (msynci): New option.
1086 * config/mips/mips.c (mips_override_options): Warn on use of
1087 -msynci for targets that do now support it.
1088 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
1090 * gcc/doc/invoke.texi (-msynci): Document the new option.
1091 * doc/install.texi (--with-synci): Document the new option.
1093 2009-07-10 Richard Guenther <rguenther@suse.de>
1095 PR tree-optimization/40496
1096 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
1097 the PHI result with a compatible type.
1099 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
1103 * c.opt (Wunused-result): New.
1104 * doc/invoke.texi: Document it.
1105 * c-common.c (c_warn_unused_result): Use it.
1107 2009-07-09 DJ Delorie <dj@redhat.com>
1109 * targhooks.c (default_target_can_inline_p): Rename from
1110 default_target_option_can_inline_p.
1111 * targhooks.h (default_target_can_inline_p): Likewise.
1112 * target-def.h (TARGET_CAN_INLINE_P): Rename from
1113 TARGET_OPTION_CAN_INLINE_P.
1114 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
1115 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
1116 (mep_target_can_inline_p): Rename from
1117 mep_target_option_can_inline_p.
1120 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
1121 registers used to pass vectors.
1123 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
1125 2009-07-09 Tom Tromey <tromey@redhat.com>
1127 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
1128 * config/mmix/mmix.c: Include dwarf2.h.
1129 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
1130 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
1131 * config/sh/sh.c: Include dwarf2.h.
1132 * config/i386/i386.c: Include dwarf2.h.
1133 * Makefile.in (DWARF2_H): Remove 'elf'.
1134 * except.c: Include dwarf2.h.
1135 * unwind-dw2.c: Include dwarf2.h.
1136 * dwarf2out.c: Include dwarf2.h.
1137 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
1138 * unwind-dw2-fde.c: Include dwarf2.h.
1139 * dwarf2asm.c: Include dwarf2.h.
1141 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1143 * haifa-sched.c (insn_finishes_cycle_p): New static function.
1144 (max_issue): Use it.
1145 * sched-int.h (struct sched_info: insn_finishes_block_p): New
1147 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
1148 (region_sched_info): Update.
1149 * sched-ebb.c (ebb_sched_info): Update.
1150 * modulo-sched.c (sms_sched_info): Update.
1151 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
1153 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1155 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
1157 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
1159 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
1161 2009-07-09 Jakub Jelinek <jakub@redhat.com>
1164 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
1165 arg1 with arg01 if arg1 is already INTEGER_CST.
1167 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1169 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
1170 Transform (and (truncate)) into (truncate (and)).
1172 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1174 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
1175 creating LHS paradoxical subregs. Fix surrounding returns to
1176 use NULL_RTX rather than 0.
1178 2009-07-08 DJ Delorie <dj@redhat.com>
1180 * config/mep/mep.c: (mep_option_can_inline_p): New.
1181 (TARGET_OPTION_CAN_INLINE_P): Define.
1183 2009-07-08 Mark Wielaard <mjw@redhat.com>
1186 * dwarf2out.c (add_data_member_location_attribute): When we have
1187 only a constant offset don't emit a new location description using
1188 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
1191 2009-07-08 Richard Henderson <rth@redhat.com>
1194 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
1195 (enum reg_class): Add CLOBBERED_REGS.
1196 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
1197 * config/i386/i386.c (ix86_conditional_register_usage): Moved
1198 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
1199 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
1200 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
1201 force 64-bit sibcalls into R11.
1202 * config/i386/constraints.md (U): New constraint.
1203 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
1204 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
1205 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
1207 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
1209 * basic-block.h (dump_regset, debug_regset): Remove duplicate
1211 * c-objc-common.h (c_initialize_diagnostics): Ditto.
1212 * ebitmap.h (dump_ebitmap): Ditto.
1213 * optabs.h (optab_libfunc): Ditto.
1214 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
1215 * tree-flow.h (vect_can_force_dr_alignment_p,
1216 get_vectype_for_scalar_type): Ditto.
1217 (vectorize_loops): Move prototype to ...
1218 * tree-vectorizer.h: ... here. Also, adjust comment.
1219 (vect_set_verbosity_level): Remove duplicate prototype.
1220 * tree-ssa-loop.c: Include tree-vectorizer.h.
1221 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
1223 2009-07-08 Nick Clifton <nickc@redhat.com>
1225 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
1228 2009-07-08 DJ Delorie <dj@redhat.com>
1230 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
1231 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
1232 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
1234 * config/mep/intrinsics.md: Regenerated.
1235 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
1236 registers when asm() or calls are detected.
1238 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1241 * gimplify.c (gimplify_expr): Propagate no_warning flag when
1243 * gimple (gimple_build_call_from_tree): Likewise.
1244 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
1245 no_warning flag before warning.
1247 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1249 * tree.c (set_expr_locus): Remove.
1250 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
1251 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
1253 * gimplify.c (internal_get_tmp_var): Likewise.
1254 (gimplify_call_expr): Likewise.
1255 (gimplify_one_sizepos): Likewise.
1257 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
1260 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
1261 to variables for debugging purposes.
1263 2009-06-23 Mark Loeser <mark@halcy0n.com>
1266 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
1268 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1270 * pretty-print.c (pp_base_format): Remove %J.
1271 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1272 gcc_cxxdiag_char_table): Likewise.
1273 (init_dynamic_diag_info): Likewise.
1275 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1277 * pretty-print.c (pp_base_format): Remove %H.
1278 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1279 gcc_cxxdiag_char_table): Likewise.
1280 (init_dynamic_diag_info): Likewise.
1281 * config/mep/mep.c (mep_select_section): Likewise.
1283 2009-07-07 Duncan Sands <baldrick@free.fr>
1285 * final.c (pass_clean_state): Give the pass a name.
1286 * passes.c (pass_rest_of_compilation): Likewise.
1287 * tree-optimize.c (pass_all_optimizations): Likewise.
1289 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
1291 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
1292 an extra 'decl' for error_at.
1294 2009-07-07 Jakub Jelinek <jakub@redhat.com>
1297 * tree-tailcall.c (adjust_return_value_with_ops,
1298 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
1299 if it has complex or vector type.
1301 2009-07-07 Olivier Hainque <hainque@adacore.com>
1303 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
1306 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
1308 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
1310 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1312 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
1313 * c-decl.c: Likewise.
1314 * function.c: Likewise.
1315 * varasm.c: Likewise.
1316 * tree-ssa.c: Likewise.
1317 * c-common.c: Likewise.
1318 * tree-cfg.c: Likewise.
1319 * config/spu/spu.c: Likewise.
1320 * config/ia64/ia64.c: Likewise.
1321 * config/v850/v850.c: Likewise.
1323 2009-07-06 DJ Delorie <dj@redhat.com>
1325 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
1326 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
1327 unspecified accesses to control registers.
1328 * config/mep/intrinsics.md: Regenerate.
1329 * config/mep/intrinsics.h: Regenerate.
1330 * config/mep/mep-intrin.h: Regenerate.
1332 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1334 * c-lex.c: Replace %H by an explicit location. Update all calls.
1335 * c-common.c: Likewise.
1336 * c-decl.c: Likewise.
1337 * c-typeck.c: Likewise.
1338 * fold-const.c: Likewise.
1339 * gimplify.c: Likewise.
1341 * tree-cfg.c: Likewise.
1342 * tree-ssa-loop-niter.c: Likewise.
1343 * tree-vrp.c: Likewise.
1344 * value-prof.c: Likewise.
1346 2009-07-06 Diego Novillo <dnovillo@google.com>
1348 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
1349 if it has one. Handle cases where VAR does not have an
1350 annotation or cfun is NULL.
1352 2009-07-06 Diego Novillo <dnovillo@google.com>
1354 * tree.c: Include debug.h.
1355 (initialize_tree_contains_struct): New.
1356 (init_ttree): Call it.
1357 (tree_node_structure_for_code): Factor out of ...
1358 (tree_node_structure): ... here.
1359 * treestruct.def (TS_PHI_NODE): Remove.
1360 (TS_GIMPLE_STATEMENT): Remove.
1362 2009-07-06 Diego Novillo <dnovillo@google.com>
1364 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
1365 (debug_tree_chain): Handle cycles.
1367 2009-07-06 Nick Clifton <nickc@redhat.com>
1368 DJ Delorie <dj@redhat.com>
1370 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1371 __FMOVD_ENABLED__ is defined.
1373 (TARGET_FMOVD): Provide a default definition.
1374 (MASK_FMOVD): Likewise.
1375 (TARGET_CPU_CPP_BUILTINS): Define
1376 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1377 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1378 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
1379 (split for DF load from memory into register): Also handle
1380 MEMs which consist of REG+DISP addressing.
1381 (split for DF store from register to memory): Likewise.
1382 (movsf_ie): Always use single fp_mode.
1383 * config/sh/sh.c (sh_override_options): Do not automatically
1384 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1385 that to the -mfmovd command line switch.
1386 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
1387 (fldi_ok): Always allow.
1388 * config/sh/sh.opt (mfmovd): Remove this switch.
1389 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1391 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
1392 Kaz Kojima <kkojima@gcc.gnu.org>
1394 PR rtl-optimization/30807
1395 * postreload.c (reload_combine): For every new use of REG_SUM,
1396 record the use of BASE.
1398 2009-07-06 Jan Hubicka <jh@suse.cz>
1400 * params.def: Revert my accidental commit at 2009-06-30.
1402 2009-07-04 Ian Lance Taylor <iant@google.com>
1405 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
1407 (mingw_format_attribute_overrides): Likewise.
1409 2009-07-04 Jakub Jelinek <jakub@redhat.com>
1412 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
1413 don't check cfa.reg. Instead of cfa.indirect use
1414 fde && fde->drap_reg != INVALID_REGNUM test.
1416 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
1418 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
1420 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
1423 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
1425 2009-07-03 Richard Guenther <rguenther@suse.de>
1427 PR tree-optimization/40640
1428 * tree-switch-conversion.c (build_arrays): Perform arithmetic
1431 2009-07-03 Jan Hubicka <jh@suse.cz>
1433 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
1434 for size, reduce amount of inlining.
1436 2009-07-03 Richard Guenther <rguenther@suse.de>
1439 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
1440 if t +- x is known to not overflow and the conversion widens the
1442 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
1444 2009-07-03 Jan Hubicka <jh@suse.cz>
1446 * ipa-pure-const.c (analyze): Update loop optimizer init.
1447 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
1448 try_remove_empty_loop, remove_empty_loops): Remove.
1449 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
1450 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
1451 to mark regular loops as neccesary.
1452 (degenerate_phi_p): New function.
1453 (propagate_necessity, remove_dead_phis): Use it.
1454 (forward_edge_to_pdom): Likewise.
1455 (eliminate_unnecessary_stmts): Take care to remove uses of results of
1456 virtual PHI nodes that became unreachable.
1457 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
1458 * tree-flow.h (remove_empty_loops): Remove.
1459 * passes.c (init_optimization_passes): Remove.
1461 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
1463 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
1464 can_create_pseudo_p.
1465 (*fix_trunc<mode>_i387_1): Ditto.
1466 (*floathi<mode>2_1): Ditto.
1467 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
1468 (*fistdi2_1): Ditto.
1469 (*fist<mode>2_1): Ditto.
1470 (frndintxf2_floor): Ditto.
1471 (*fist<mode>2_floor_1): Ditto.
1472 (frndintxf2_ceil): Ditto.
1473 (*fist<mode>2_ceil_1): Ditto.
1474 (frndintxf2_trunc): Ditto.
1475 (frndintxf2_mask_pm): Ditto.
1476 (fxam<mode>2_i387_with_temp): Ditto.
1477 * config/i386/sse.md (mulv16qi3): Ditto.
1478 (*sse2_mulv4si3): Ditto.
1480 (sse4_2_pcmpestr): Ditto.
1481 (sse4_2_pcmpistr): Ditto.
1483 2009-07-03 Jan Hubicka <jh@suse.cz>
1485 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
1486 (mark_stmt_necessary): Set it.
1487 (mark_operand_necessary): Set it.
1488 (mark_control_dependent_edges_necessary): Set it.
1489 (mark_virtual_phi_result_for_renaming): New function.
1490 (get_live_post_dom): New function.
1491 (forward_edge_to_pdom): New function.
1492 (remove_dead_stmt): Fix handling of control dependences.
1493 (tree_dce_init): Init new bitmap.
1494 (tree_dce_done): Free it.
1496 2009-07-02 Richard Guenther <rguenther@suse.de>
1499 * tree-ssa-structalias.c (new_var_info): Initialize
1502 2009-07-02 Jan Hubicka <jh@suse.cz>
1504 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
1507 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
1509 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
1510 instead of recomputing it. Adjust calls.
1511 (emit_store_flag): Adjust recursive calls.
1513 2009-07-02 Richard Guenther <rguenther@suse.de>
1515 * tree-ssa-live.c (remove_unused_locals): Do not remove
1517 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
1518 of DECL_EXTERNAL for HEAP variables.
1519 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
1520 HEAP variables. Do not adjust RESTRICT vars.
1521 (find_what_var_points_to): Nobody cares if something
1524 2009-07-02 Ben Elliston <bje@au.ibm.com>
1526 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
1527 pc_low and pc_high declarations to the top of the function.
1529 2009-07-01 DJ Delorie <dj@redhat.com>
1531 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
1533 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
1534 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
1535 unspecified accesses to control registers.
1536 * config/mep/intrinsics.md: Regenerate.
1537 * config/mep/intrinsics.h: Regenerate.
1538 * config/mep/mep-intrin.h: Regenerate.
1540 2009-07-01 Anthony Green <green@moxielogic.com>
1542 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1543 instruction when possible.
1544 (moxie_expand_prologue): Ditto. Also, save an instruction and
1545 some complexity by popping off of $r12 instead of $sp.
1546 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
1549 2009-07-01 Richard Henderson <rth@redhat.com>
1552 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
1553 contained no insns, reposition note before last insn.
1555 2009-07-01 Richard Henderson <rth@redhat.com>
1558 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
1559 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
1561 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1564 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
1565 darwin9 for printing reg addresses with %y.
1567 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1569 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
1570 truncation from operands in binary operations.
1572 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1575 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
1576 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
1577 subreg of op0 to the original op0.
1579 * expmed.c (store_bit_field_1): Use a temporary as the destination
1580 instead of a paradoxical subreg when we need to truncate the result.
1582 2009-07-01 DJ Delorie <dj@redhat.com>
1584 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
1585 names to VLIW variants.
1586 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
1587 * config/mep/intrinsics.md: Regenerate.
1588 * config/mep/intrinsics.h: Regenerate.
1589 * config/mep/mep-intrin.h: Regenerate.
1591 2009-07-01 Jakub Jelinek <jakub@redhat.com>
1594 * jump.c (returnjump_p): Revert last patch.
1595 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
1597 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1600 * pa.md (casesi32p): Use jump table label to determine the offset
1602 (casesi64p): Likewise.
1604 * pa.c (forward_branch_p): Return bool type. Use instruction
1605 addresses when available. Assert that INSN has a jump label.
1606 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
1609 2009-07-01 Richard Guenther <rguenther@suse.de>
1611 PR tree-optimization/19831
1612 * tree-ssa-dce.c (propagate_necessity): Calls to functions
1613 that only act as barriers do not make any previous stores necessary.
1614 * tree-ssa-structalias.c (handle_lhs_call): Delay making
1615 HEAP variables global, do not add a constraint from nonlocal.
1616 (find_func_aliases): Handle escapes through return statements.
1617 (compute_points_to_sets): Make escaped HEAP variables global.
1619 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1622 * expmed.c (emit_store_flag): Perform a conversion if necessary,
1623 after reducing a DImode cstore to SImode.
1625 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1627 * expr.c (expand_expr_real_1): Reinstate fallthrough to
1628 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
1630 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
1632 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
1633 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
1635 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
1636 and umod_optab if TARGET_BSD_DIVMOD.
1637 * config/vax/lib1funcs.asm: New file.
1638 * config/vax/t-linux: New file.
1639 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
1641 2009-06-30 Jakub Jelinek <jakub@redhat.com>
1644 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
1645 to type arguments that have void type.
1648 * dwarf2out.c (gen_formal_parameter_die): Call
1649 equate_decl_number_to_die if node is different from origin.
1651 2009-06-30 Anthony Green <green@moxielogic.com>
1653 Clean up moxie port for --enable-build-with-cxx.
1654 * config/moxie/moxie.c (moxie_function_value): First two
1655 parameters are const_tree, not tree.
1656 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
1657 (REG_CLASS_NAMES): Ditto.
1658 (REGNO_REG_CLASS): Ditto.
1659 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
1660 (moxie_function_value): Fix constyness of arguments.
1662 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
1664 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
1665 finalize_size_functions before further processing.
1666 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
1667 (variable_size): Call self_referential_size on size expressions
1668 that contain a PLACEHOLDER_EXPR.
1669 (size_functions): New static variable.
1670 (copy_self_referential_tree_r): New static function.
1671 (self_referential_size): Likewise.
1672 (finalize_size_functions): New global function.
1673 * tree.c: Include tree-inline.h.
1674 (push_without_duplicates): New static function.
1675 (find_placeholder_in_expr): New global function.
1676 (substitute_in_expr) <tcc_declaration>: Return the replacement object
1678 <tcc_expression>: Likewise.
1679 <tcc_vl_exp>: If the replacement object is a constant, try to inline
1680 the call in the expression.
1681 * tree.h (finalize_size_functions): Declare.
1682 (find_placeholder_in_expr): Likewise.
1683 (FIND_PLACEHOLDER_IN_EXPR): New macro.
1684 (substitute_placeholder_in_expr): Update comment.
1685 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
1687 (copy_tree_body_r): Likewise.
1688 (copy_tree_body): New static function.
1689 (maybe_inline_call_in_expr): New global function.
1690 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
1691 (maybe_inline_call_in_expr): Declare.
1692 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
1693 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
1696 2009-06-30 Richard Guenther <rguenther@suse.de>
1698 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
1700 (propagate_necessity): Do not mark reaching defs of stores
1703 2009-06-30 Jan Hubicka <jh@suse.cz>
1705 * cfgloopanal.c (check_irred): Move into ...
1706 (mark_irreducible_loops): ... here; return true if ireducible
1708 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
1709 (analyze_function): Try to prove loop finiteness.
1710 * cfgloop.h (mark_irreducible_loops): Update prototype.
1711 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
1713 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
1715 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
1717 2009-06-30 Ira Rosen <irar@il.ibm.com>
1719 PR tree-optimization/40542
1720 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
1723 2009-06-30 Martin Jambor <mjambor@suse.cz>
1725 PR tree-optimization/40582
1726 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
1727 than useless_type_conversion_p.
1728 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
1731 2009-06-30 Martin Jambor <mjambor@suse.cz>
1734 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
1736 2009-06-30 Richard Guenther <rguenther@suse.de>
1738 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
1739 use ao_ref references.
1740 (walk_aliased_vdefs): Likewise.
1741 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
1742 * tree-ssa-dce.c (struct ref_data): Remove.
1743 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
1744 (mark_aliased_reaching_defs_necessary): Adjust.
1745 (mark_all_reaching_defs_necessary_1): Likewise.
1747 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
1750 * expmed.c (emit_cstore): New name of emit_store_flag_1.
1751 (emit_store_flag_1): Extract from emit_store_flag, adjust
1752 calls to (what now is) emit_cstore.
1753 (emit_store_flag): Call emit_store_flag_1 and also use it
1754 for what used to be recursive calls.
1756 2009-06-30 Wei Guozhi <carrot@google.com>
1759 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
1760 if the target bb post dominates from bb.
1761 * config/i386/i386.c (memory_address_length): Check existence of base
1762 register before using it.
1764 2009-06-30 Nick Clifton <nickc@redhat.com>
1765 DJ Delorie <dj@redhat.com>
1767 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1768 __FMOVD_ENABLED__ is defined.
1770 (TARGET_FMOVD): Provide a default definition.
1771 (MASK_FMOVD): Likewise.
1772 (TARGET_CPU_CPP_BUILTINS): Define
1773 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1774 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1775 two fmov instructions depending upon whether TARGET_FMOVD is
1777 (split for DF load from memory into register): Also handle
1778 MEMs which consist of REG+DISP addressing.
1779 (split for DF store from register to memory): Likewise.
1780 * config/sh/sh.opt (mfmovd): Remove this switch.
1781 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1782 * config/sh/sh.c (sh_override_options): Do not automatically
1783 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1784 that to the -mfmovd command line switch.
1786 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
1788 (fldi_ok): Always allow.
1789 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
1791 2009-06-29 DJ Delorie <dj@redhat.com>
1793 * doc/install.texi (mep-x-elf): Correct chip's full name.
1795 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
1797 * doc/extend.texi: Fix typo.
1799 2009-06-29 Tom Tromey <tromey@redhat.com>
1802 * Makefile.in (DWARF2_H): New variable.
1804 (dwarf2out.o): Likewise.
1805 (dwarf2asm.o): Likewise.
1806 * config/i386/t-i386: Use DWARF2_H.
1807 * except.c: Include elf/dwarf2.h.
1808 * unwind-dw2.c: Include elf/dwarf2.h.
1809 * dwarf2out.c: Include elf/dwarf2.h.
1810 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
1811 <dtprel>: New field.
1812 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
1813 (size_of_loc_descr): Likewise.
1814 (output_loc_operands_raw): Likewise.
1815 (output_loc_operands): Handle new dtprel field.
1816 (loc_checksum): Update.
1817 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
1818 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
1819 * unwind-dw2-fde.c: Include elf/dwarf2.h.
1820 * dwarf2asm.c: Include elf/dwarf2.h.
1821 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
1822 * config/mmix/mmix.c: Include elf/dwarf2.h.
1823 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
1824 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
1825 * config/sh/sh.c: Include elf/dwarf2.h.
1826 * config/i386/i386.c: Include elf/dwarf2.h.
1828 2009-06-29 DJ Delorie <dj@redhat.com>
1830 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
1832 * doc/extend.texi: Add MeP attributes and pragmas.
1833 * doc/invoke.text: Add MeP Options.
1834 * doc/contrib.texi: Add MeP contribution.
1835 * doc/md.texi: Add MeP constraints.
1836 * doc/install.texi: Add MeP target.
1838 2009-06-30 Anatoly Sokolov <aesok@post.ru>
1840 * target.h (struct gcc_target): Add frame_pointer_required field.
1841 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
1842 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
1843 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
1845 * reload1.c (update_eliminables): (Ditto.).
1846 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
1847 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1848 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
1850 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
1852 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
1853 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1854 (arm_frame_pointer_required): New function.
1856 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
1857 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1858 (avr_frame_pointer_required_p): Declare as static.
1859 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
1861 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
1862 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1863 (bfin_frame_pointer_required): Make as static, change return type
1865 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
1867 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
1868 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1869 (cris_frame_pointer_required): New function.
1871 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
1873 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
1874 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1875 (fr30_frame_pointer_required): New function.
1877 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
1878 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1879 (frv_frame_pointer_required): Make as static, change return type
1881 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
1883 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
1884 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1885 (ix86_frame_pointer_required): Make as static, change return type to
1887 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
1889 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
1890 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1892 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
1894 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
1896 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
1898 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
1899 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1900 (mips_frame_pointer_required): Make as static.
1901 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
1903 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
1904 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1905 (mmix_frame_pointer_required): Mew function.
1907 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
1908 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1910 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
1912 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
1914 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
1916 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
1917 (CAN_ELIMINATE): Redefine.
1918 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1919 (sparc_frame_pointer_required): New function.
1920 (sparc_can_eliminate): New function.
1921 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
1923 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
1924 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1926 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
1927 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1928 (xtensa_frame_pointer_required): Make as static, change return type
1930 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
1933 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
1935 * doc/plugins.texi: Document PLUGIN_START_UNIT.
1936 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
1937 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
1938 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
1939 (register_callback): Handle PLUGIN_START_UNIT.
1940 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
1942 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
1944 * tree.c (process_call_operands): Propagate TREE_READONLY from the
1946 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
1947 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
1949 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
1951 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
1954 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
1956 * doc/extend.texi (Additional Floating Types): __float128 is also
1957 supported on i386 targets.
1959 2009-06-29 Richard Guenther <rguenther@suse.de>
1962 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1964 (pt_solutions_same_restrict_base): Declare.
1965 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
1967 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
1968 (make_constraint_from, make_copy_constraint): Move earlier.
1969 (make_constraint_from_heapvar): New function.
1970 (make_constraint_from_restrict): Likewise.
1971 (handle_lhs_call): Use it.
1972 (find_func_aliases): Use it to track conversions to restrict
1974 (struct fieldoff): Add only_restrict_pointers flag.
1975 (push_fields_onto_fieldstack): Initialize it.
1976 (create_variable_info_for): Track global restrict qualified pointers.
1977 (intra_create_variable_infos): Use make_constraint_from_heapvar.
1978 Track restrict qualified pointer arguments.
1979 (set_uids_in_ptset): Use varinfo is_global_var flag.
1980 (find_what_var_points_to): Set the vars_contains_restrict flag.
1981 Always create the points-to solution for sets including restrict tags.
1982 (pt_solutions_same_restrict_base): New function.
1983 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
1984 qualified pointers use pt_solutions_same_restrict_base as
1985 additional source for disambiguation.
1987 2009-06-29 Richard Guenther <rguenther@suse.de>
1990 * alias.c (find_base_decl): Remove.
1991 (get_deref_alias_set_1): Remove restrict handling.
1992 * c-common.c (c_apply_type_quals_to_decl): Do not set
1993 DECL_POINTER_ALIAS_SET.
1994 * gimplify.c (find_single_pointer_decl_1): Remove.
1995 (find_single_pointer_decl): Likewise.
1996 (internal_get_tmp_var): Remove restrict handling.
1997 (gimple_regimplify_operands): Likewise.
1998 * omp-low.c (expand_omp_atomic_pipeline): Do not set
1999 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
2000 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
2001 * tree.c (restrict_base_for_decl): Remove.
2002 (init_ttree): Do not allocate it.
2003 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
2004 LABEL_DECL_UID for label decls.
2005 (copy_node_stat): Do not copy restrict information.
2006 (decl_restrict_base_lookup): Remove.
2007 (decl_restrict_base_insert): Likewise.
2008 (print_restrict_base_statistics): Likewise.
2009 (dump_tree_statistics): Do not call print_restrict_base_statistics.
2010 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
2011 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
2012 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
2013 (LABEL_DECL_UID): Adjust.
2014 (DECL_BASED_ON_RESTRICT_P): Remove.
2015 (DECL_GET_RESTRICT_BASE): Likewise.
2016 (SET_DECL_RESTRICT_BASE): Likewise.
2017 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
2019 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
2020 instead of DECL_POINTER_ALIAS_SET.
2021 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
2022 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
2023 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
2025 2009-06-29 Richard Guenther <rguenther@suse.de>
2027 PR tree-optimization/40579
2028 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
2029 the IL to simplify has constants that overflowed.
2031 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
2033 PR tree-optimization/40550
2034 * tree-vect-generic.c (expand_vector_operations_1): Compute in
2035 vector_compute_type only when the size of vector_compute_type is
2036 less than the size of type.
2038 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
2040 * fold-const.c (contains_label_1): Fix comments.
2041 (contains_label_p): Do not walk trees multiple time.
2043 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2045 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
2046 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
2047 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
2048 ix86_fp_comparison_operator.
2049 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
2050 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
2051 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
2052 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
2053 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
2054 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
2055 (related splits): Change predicate to ix86_fp_comparison_operator.
2056 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
2057 instead of ix86_fp_comparison_codes.
2058 (ix86_trivial_fp_comparison_operator,
2059 ix86_fp_comparison_operator): New.
2060 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
2061 (ix86_expand_compare): Eliminate last two parameters.
2062 (ix86_fp_jump_nontrivial_p): Kill.
2063 * config/i386/i386.c (put_condition_code): Eliminate call to
2064 ix86_fp_comparison_codes and subsequent assertion.
2065 (ix86_fp_comparison_codes): Eliminate.
2066 (ix86_fp_swap_condition): New.
2067 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
2068 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
2069 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
2070 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
2071 and ix86_fp_swap_condition.
2072 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
2073 Use ix86_fp_comparison_strategy.
2074 (ix86_expand_compare): Likewise. Eliminate last two arguments.
2075 (ix86_fp_jump_nontrivial_p): Eliminate.
2076 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
2077 call to ix86_expand_compare.
2078 (ix86_split_fp_branch, ix86_expand_setcc,
2079 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
2080 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
2082 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2084 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
2085 related to jump_clobbers.
2086 * config/arm/arm.md (conds): Remove jump_clob case.
2087 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
2088 splits): Change comparison_operator to arm_comparison_operator.
2089 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
2092 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2094 * dojump.c (do_compare_rtx_and_jump): Try swapping the
2095 condition for floating point modes.
2096 * expmed.c (emit_store_flag_1): Move here a bigger part
2098 (emit_store_flag): Try swapping the condition for floating point
2100 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
2102 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2104 * expr.c (expand_expr_real_1): Just use do_store_flag.
2105 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
2106 emit_store_flag_force.
2107 * expmed.c (emit_store_flag_force): Copy here trick
2108 previously in expand_expr_real_1. Try reversing the comparison.
2109 (emit_store_flag_1): Work if target is NULL.
2110 (emit_store_flag): Work if target is NULL, using the result mode
2111 from the comparison. Use split_comparison, restructure final part
2112 to simplify conditionals.
2114 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2116 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
2117 * dojump.c (do_jump): Change handling of floating-point
2118 ops to use just do_compare_and_jump.
2119 (split_comparison): New.
2120 (do_compare_rtx_and_jump): Add here logic coming previously
2121 in do_jump, using split_comparison.
2123 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
2126 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
2128 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2130 * tree-ssa-alias.c: Fix unintentional commit.
2132 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2134 * passes.c (execute_one_pass): Fix unintentional commit.
2136 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2138 * df-problems.c (df_set_seen, df_unset_seen): Delete.
2139 (df_rd_local_compute, df_md_local_compute): Inline them.
2141 (df_md_scratch): New.
2142 (df_md_alloc, df_md_free): Allocate/free it.
2143 (df_md_local_compute): Only include live registers in init.
2144 (df_md_transfer_function): Prune the in-set computed by
2145 the confluence function, and the gen-set too.
2147 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2149 PR rtl-optimization/26854
2150 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
2151 * df-problems.c (df_rd_add_problem): Fix comment.
2152 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
2153 df_md_simulate_artificial_defs_at_top,
2154 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
2155 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
2156 df_md_transfer_function, df_md_init, df_md_confluence_0,
2157 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
2158 problem_MD, df_md_add_problem): New.
2159 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
2160 df_md_get_bb_info): New.
2161 (DF_LAST_PROBLEM_PLUS1): Adjust.
2163 * Makefile.in (fwprop.o): Include domwalk.h.
2164 * fwprop.c: Include domwalk.h.
2165 (reg_defs, reg_defs_stack): New.
2166 (bitmap_only_bit_between): Remove.
2167 (process_defs): New.
2168 (process_uses): Use reg_defs and local_md instead of
2169 bitmap_only_bit_between and local_rd.
2170 (single_def_use_enter_block): New, from build_single_def_use_links.
2171 (single_def_use_leave_block): New.
2172 (build_single_def_use_links): Remove code moved to
2173 single_def_use_enter_block, invoke domwalk.
2174 (use_killed_between): Adjust comment.
2176 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2178 * bitmap.h (bitmap_ior_and_into): New.
2179 * bitmap.c (bitmap_ior_and_into): New.
2181 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2183 * domwalk.h (struct dom_walk_data): Remove all callbacks except
2184 before_dom_children_before_stmts and after_dom_children_after_stmts.
2185 Rename the two remaining callbacks to just before_dom_children and
2186 after_dom_children. Remove other GIMPLE statement walking bits.
2187 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
2188 * graphite.c: Do not include domwalk.h.
2189 * tree-into-ssa.c (interesting_blocks): New global.
2190 (struct mark_def_sites_global_data): Remove it and names_to_rename.
2191 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
2192 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
2193 now that they're not domwalk callbacks.
2194 (rewrite_initialize_block): Rename to...
2195 (rewrite_enter_block): ... this, place after called functions. Test
2196 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
2197 (rewrite_finalize_block): Rename to...
2198 (rewrite_leave_block): ... this, place after called functions.
2199 (rewrite_update_init_block): Rename to...
2200 (rewrite_update_enter_block): ... this, place after called functions.
2201 Test interesting_blocks, call rewrite_update_stmt and
2202 rewrite_update_phi_arguments.
2203 (rewrite_update_fini_block): Rename to...
2204 (rewrite_leave_block): ... this, place after called functions.
2205 (rewrite_blocks): Remove last argument, simplify initialization of
2207 (mark_def_sites_initialize_block): Rename to...
2208 (mark_def_sites_block): ... this, call mark_def_sites.
2209 (mark_def_sites_blocks): Remove argument, simplify initialization of
2211 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
2212 (update_ssa): Likewise.
2213 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
2215 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
2216 (dom_opt_initialize_block): Rename to...
2217 (dom_opt_enter_block): ... this, place after called functions. Walk
2218 statements here, inline propagate_to_outgoing_edges.
2219 (dom_opt_finalize_block): Rename to...
2220 (dom_opt_leave_block): ... this, place after called functions.
2221 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
2223 (dse_enter_block, dse_record_phi): New.
2224 (dse_record_phis): Delete.
2225 (dse_finalize_block): Rename to...
2226 (dse_leave_block): ... this.
2227 (tree_ssa_dse): Simplify initialization of walk_data.
2228 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
2229 Adjust initialization of walk_data.
2230 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
2231 * tree-ssa-loop-phiopt.c (get_non_trapping):
2232 Adjust initialization of walk_data.
2233 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
2234 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
2235 it's not a domwalk callback.
2236 (uncprop_initialize_block): Rename to...
2237 (dse_enter_block): ... this, call uncprop_into_successor_phis.
2238 (dse_finalize_block): Rename to...
2239 (dse_leave_block): ... this.
2240 (tree_ssa_uncprop): Simplify initialization of walk_data.
2241 * Makefile.in: Adjust dependencies.
2243 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
2245 * arm.md (casesi): Fix test for Thumb1.
2246 (thumb1_casesi_internal_pic): Likewise.
2247 (thumb1_casesi_dispatch): Likewise.
2249 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
2251 * config/arm/arm-cores.def: Added core cortex-m0.
2252 * config/arm/arm-tune.md: Regenerated.
2253 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
2255 2009-06-26 DJ Delorie <dj@redhat.com>
2257 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
2259 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
2260 the scheduler doesn't tag jump insns.
2262 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
2264 * c-decl.c (merge_decls): Re-indent.
2266 2009-06-26 Janis Johnson <janis187@us.ibm.com>
2269 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
2270 Special-case decimal float constants.
2272 2009-06-26 Richard Henderson <rth@redhat.com>
2274 * function.h (struct function): Add cannot_be_copied_reason,
2275 and cannot_be_copied_set.
2276 * tree-inline.c (has_label_address_in_static_1): Rename from
2277 inline_forbidden_p_2; don't set inline_forbidden_reason here.
2278 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
2279 don't set inline_forbidden_reason.
2280 (copy_forbidden): New function, split out of inline_forbidden_p.
2281 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
2282 (inline_forbidden_p): Use copy_forbidden.
2283 (tree_versionable_function_p): Likewise.
2284 (inlinable_function_p): Merge into tree_inlinable_function_p.
2285 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
2286 * ipa-cp.c (ipcp_versionable_function_p): New function.
2287 (ipcp_cloning_candidate_p): Use it.
2288 (ipcp_node_modifiable_p): Likewise.
2290 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
2292 * builtins.c (expand_builtin_alloca): Handle builtin alloca
2293 that is marked not to be inlined. Remove flag_mudflap use.
2294 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
2295 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
2297 2009-06-26 Steve Ellcey <sje@cup.hp.com>
2300 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
2301 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
2303 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
2305 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
2307 (__mingwthr_remove_key_dtor): Likewise.
2309 2009-06-26 Richard Guenther <rguenther@suse.de>
2311 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
2313 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
2316 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
2317 try the non-cond_exec path also.
2319 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2322 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
2323 (output_cbranch): Use new functions.
2324 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
2327 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2328 Pat Haugen <pthaugen@us.ibm.com>
2329 Revital Eres <ERES@il.ibm.com>
2331 * config/rs6000/rs6000.c (print_operand): Correct lossage message
2332 for %c error. Add %x support to print VSX registers as a unified
2333 register set, instead of separate float and altivec registers.
2334 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
2335 %y case, and add support for VSX pre-modify addresses.
2336 (output_toc): Add assert for CONST containing an integer constant
2338 (rs6000_adjust_cost): Add POWER7 support.
2339 (insn_must_be_first_in_group): Ditto.
2340 (insn_must_be_last_in_group): Ditto.
2341 (rs6000_emit_popcount): Ditto.
2342 (rs6000_vector_mode_supported_p): Ditto.
2344 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
2345 Change some of the functions called by macros to being called
2346 through a pointer, so debug functions can be inserted if
2347 -mdebug=addr or -mdebug=cost.
2348 (rs6000_preferred_reload_class_ptr): Ditto.
2349 (rs6000_secondary_reload_class_ptr): Ditto.
2350 (rs6000_secondary_memory_needed_ptr): Ditto.
2351 (rs6000_cannot_change_mode_class_ptr): Ditto.
2352 (rs6000_secondary_reload_inner): Ditto.
2353 (rs6000_legitimize_reload_address): Ditto.
2354 (rs6000_legitimize_reload_address_ptr): Ditto.
2355 (rs6000_mode_dependent_address): Ditto.
2356 (rs6000_mode_dependent_address_ptr): Ditto.
2358 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
2359 function to return true if the mode allows reg + integer
2361 (virtual_stack_registers_memory_p): New function to return true if
2362 the address refers to a virtual stack register.
2363 (rs6000_legitimate_offset_address_p): Move code to say whether a
2364 mode supports reg+int addressing to reg_offset_addressing_ok_p and
2366 (rs6000_legitimate_address_p): Add checks for modes that only can
2367 do reg+reg addressing. Start adding VSX support.
2368 (rs6000_legitimize_reload_address): Ditto.
2369 (rs6000_legitimize_address): Ditto.
2370 (rs6000_debug_legitimate_address_p): New debug functions for
2371 -mdebug=addr and -mdebug=cost.
2372 (rs6000_debug_rtx_costs): Ditto.
2373 (rs6000_debug_address_costs): Ditto.
2374 (rs6000_debug_adjust_cost): Ditto.
2375 (rs6000_debug_legitimize_address): Ditto.
2376 (rs6000_legitimize_reload_address_ptr): Point to call normal
2377 function or debug function. Make functions called via pointer
2379 (rs6000_mode_dependent_address_ptr): Ditto.
2380 (rs6000_secondary_reload_class_ptr): Ditto.
2381 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
2382 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
2383 into a friendlier error.
2384 (rs6000_init_builtins): Add initial VSX support.
2385 (rs6000_adjust_cost): Fix some spacing issues.
2387 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
2388 (REG_CLASS_NAMES): Ditto.
2389 (REG_CLASS_CONTENTS): Ditto.
2390 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
2391 pointer, to add -mdebug=addr support.
2392 (CANNOT_CHANGE_MODE_CLASS): Ditto.
2393 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
2394 -mdebug=addr support.
2395 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
2396 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
2397 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
2399 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
2401 (bswapsi*): Set attribute types for load/store. Add combiner
2402 patterns to eliminate zero extend on 64-bit.
2403 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
2404 stdbrx if the hardware supports those instructions.
2406 2009-06-25 Ian Lance Taylor <iant@google.com>
2408 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
2409 (Link Options): Document -static-libstdc++.
2411 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2414 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
2415 DATA_ALIGNMENT instead.
2417 2009-06-25 Richard Guenther <rguenther@suse.de>
2419 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
2420 indirect references against the callused/escaped solutions.
2421 (call_may_clobber_ref_p_1): Likewise.
2423 2009-06-25 Martin Jambor <mjambor@suse.cz>
2425 PR tree-optimization/40493
2426 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
2427 (enum unscalarized_data_handling): New type.
2428 (handle_unscalarized_data_in_subtree): Return what has been done.
2429 (load_assign_lhs_subreplacements): Handle left flushes differently.
2430 (sra_modify_assign): Use unscalarized_data_handling, simplified
2431 condition determining whether to remove the statement.
2433 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
2435 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
2436 excerpt - @ should be doubled for texinfo.
2438 2009-06-24 Ian Lance Taylor <iant@google.com>
2440 * config/arc/arc.c: Include "df.h".
2441 (arc_attribute_table): Make static. Move higher in file.
2442 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
2443 (output_shift): Initialize n later to avoid warning.
2444 * config/arm/arm.c (arm_attribute_table): Make static. Move
2446 * config/avr/avr.c (avr_attribute_table): Make static. Move
2448 (reg_class_tab): Change array type from int to enum reg_class.
2449 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
2451 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
2452 (lshrhi3_out): Likewise.
2453 (class_likely_spilled_p): Change return type to bool.
2454 (avr_rtx_costs): Use local code variable with enum type.
2455 * config/avr/avr.md (movmemhi): Use add_reg_note.
2456 (andhi3, andsi3): Don't use AS2 with "and".
2457 (iorhi3, iorsi3): Don't use AS2 with "or".
2458 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
2459 * config/crx/crx.c: Include "df.h".
2460 (crx_attribute_table): Make static.
2461 * config/m32r/m32r.c: Include "df.h".
2462 (m32r_attribute_table): Make static. Move higher in file.
2463 (pop): Use add_reg_note.
2464 (block_move_call): Change 0 to LCT_NORMAL in function call.
2465 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
2466 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
2467 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
2468 declare, not just when TREE_CODE is defined.
2469 * config/m68hc11/m68hc11.c: Include "expr.h".
2470 (m68hc11_attribute_table): Make static. Move higher in file.
2471 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
2473 (m68hc11_register_indirect_p): Likewise.
2474 (m68hc11_function_arg_padding): Change return type to enum
2476 (emit_move_after_reload): Use add_reg_note.
2477 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
2478 (m68hc11_split_logical): Likewise.
2479 (m68hc11_rtx_costs): Add local code_and outer_code variables with
2481 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
2482 to VOIDmode in function call.
2483 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
2485 (m68hc11_split_logical): Update declaration.
2486 (m68hc11_function_arg_padding): Update declaration.
2487 * config/mcore/mcore.c (regno_reg_class): Change form array of int
2488 to array of enum reg_class.
2489 (mcore_attribute_table): Make static. Move higher in file.
2490 (mcore_rtx_costs): Add cast to enum type.
2491 * config/mcore/mcore.h (regno_reg_class): Update declaration.
2492 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
2493 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
2495 * config/sh/predicates.md (trapping_target_operand): Rename and to
2497 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
2499 * config/spu/spu.c (spu_attribute_table): Make static. Move
2501 * config/v850/v850.c (v850_attribute_table): Make static. Move
2503 (v850_rtx_costs): Use local code with enum type.
2504 (expand_epilogue): Add cast.
2505 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
2507 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
2510 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
2511 -m2a-single-only and -m2a-nofpu.
2512 * config/sh/sh.opt: Document m2a generates FPU code.
2514 2009-06-24 Anatoly Sokolov <aesok@post.ru>
2516 * defaults.h (CAN_ELIMINATE): Provide default.
2517 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2518 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
2519 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
2520 * config/spu/spu.h (CAN_ELIMINATE): Delete.
2521 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
2522 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
2523 * config/cris/cris.h (CAN_ELIMINATE): Delete.
2524 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
2525 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
2526 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
2528 2009-06-24 DJ Delorie <dj@redhat.com>
2530 * mep-ext-cop.cpu: Fix copyright notice.
2531 * mep-default: Fix copyright notice.
2532 * mep-core: Fix copyright notice.
2533 * mep: Fix copyright notice.
2534 * mep-ivc2: Fix copyright notice.
2535 * mep-c5: Fix copyright notice.
2537 2009-06-24 Denis Chertykov <chertykov@gmail.com>
2539 * doc/contrib.texi (Contributors):
2541 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
2544 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
2545 src and dst operands if necessary.
2547 2009-06-23 DJ Delorie <dj@redhat.com>
2550 * config.gcc: Add mep support.
2551 * recog.c: Resurrect validate_replace_rtx_subexp().
2552 * recog.h: Likewise.
2553 * config/mep/: Add new port:
2554 * config/mep/constraints.md: New file.
2555 * config/mep/default.h: New file.
2556 * config/mep/intrinsics.h: New file.
2557 * config/mep/intrinsics.md: New file.
2558 * config/mep/ivc2-template.h: New file.
2559 * config/mep/mep-c5.cpu: New file.
2560 * config/mep/mep-core.cpu: New file.
2561 * config/mep/mep-default.cpu: New file.
2562 * config/mep/mep-ext-cop.cpu: New file.
2563 * config/mep/mep-intrin.h: New file.
2564 * config/mep/mep-ivc2.cpu: New file.
2565 * config/mep/mep-lib1.asm: New file.
2566 * config/mep/mep-lib2.c: New file.
2567 * config/mep/mep-pragma.c: New file.
2568 * config/mep/mep-protos.h: New file.
2569 * config/mep/mep-tramp.c: New file.
2570 * config/mep/mep.c: New file.
2571 * config/mep/mep.cpu: New file.
2572 * config/mep/mep.h: New file.
2573 * config/mep/mep.md: New file.
2574 * config/mep/mep.opt: New file.
2575 * config/mep/predicates.md: New file.
2576 * config/mep/t-mep: New file.
2578 2009-06-23 Ian Lance Taylor <iant@google.com>
2580 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
2581 from loose_warn into c_loose_warn and from strict_warn into
2582 c_strict_warn. Set and substitute warn_cxxflags. Check for
2583 --enable-build-with-cxx. Set and substitute
2584 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
2585 * Makefile.in (CXXFLAGS): New variable.
2586 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
2587 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
2588 the default is the same as $(STRICT_WARN).
2589 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
2590 (CXX): New variable.
2591 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
2592 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
2593 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
2594 (HOST_LIBS): New variable.
2595 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
2596 (ALL_CXXFLAGS): New variable.
2597 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
2598 * doc/install.texi (Configuration): Document
2599 --enable-build-with-cxx, --with-stage1-ldflags,
2600 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
2601 * configure: Rebuild.
2603 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2605 * config/arm/arm.c (arm_override_options): Fix braces and formatting
2606 from previous commit.
2608 2009-06-23 Ian Lance Taylor <iant@google.com>
2610 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
2612 2009-06-23 Ian Lance Taylor <iant@google.com>
2614 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
2615 with ATTRIBUTE_UNUSED.
2617 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2618 Pat Haugen <pthaugen@us.ibm.com>
2619 Revital Eres <eres@il.ibm.com>
2621 * config.in (HAVE_AS_POPCNTD): Add default definition.
2622 (HAVE_AS_LWSYNC): Ditto.
2624 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
2626 (gcc_cv_as_powerpc_cmpb): Ditto.
2627 (gcc_cv_as_powerpc_dfp): Ditto.
2628 (gcc_cv_as_powerpc_vsx): Ditto.
2629 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
2630 supporting the popcntd/lwsync instructions.
2631 (gcc_cv_as_powerpc_lwsync): Ditto.
2632 * configure: Regenerate.
2634 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
2635 -mcpu=native and -mcpu=power7.
2636 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
2638 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
2639 a variable instead of a mask to reduce the number of mask bits.
2640 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
2641 (-mbit-word): Ditto.
2642 (-mregnames): Ditto.
2643 * config/rs6000/rs6000.opt (-mupdate): Ditto.
2644 (-mfused-madd): Ditto.
2646 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
2648 (-mvsx): New switch for VSX instructions.
2649 (-misel): Move from a variable to a mask to allow it to be set by
2652 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
2653 function declaration to an array declaration.
2654 (rs6000_hard_regno_nregs): New external array declaration.
2656 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
2657 files included by rs6000.md.
2659 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
2660 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
2662 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
2664 (rs6000_debug_reg): New -mdebug= variables.
2665 (rs6000_debug_addr): Ditto.
2666 (rs6000_debug_cost): Ditto.
2667 (rs6000_pmode): New variable to hold Pmode.
2668 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
2669 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
2670 calculated at compiler start.
2671 (rs6000_hard_regno_nregs): Change function to an array which holds
2672 HARD_REGNO_NREGS calculated at compiler start.
2673 (rs6000_explicit_options): Delete isel field.
2674 (rs6000_vector_unit): New array to hold which vector unit
2675 supports arithmetic options for a given type.
2676 (rs6000_vector_mem): New array to hold which vector unit supports
2677 memory reference operations for a given type.
2678 (rs6000_vector_align): New array to given the alignment of each
2680 (power7_cost): New basic costs for power7.
2681 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
2682 (rs6000_hard_regno_nregs_internal): New function, moved from
2683 HARD_REGNO_NREGS, to calculate the number of registers each hard
2684 register takes for each type.
2685 (rs6000_debug_reg_print): New function for -mdebug=reg support.
2686 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
2687 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
2688 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
2689 unit information here so it is calculated once at compiler startup
2691 (rs6000_override_options): Make -misel a target mask. Add more
2692 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
2693 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
2695 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
2696 (rs6000_handle_option): Move -misel from variable to target mask.
2697 (rs6000_builtin_mask_for_load): Add VSX support.
2698 (rs6000_conditional_register_usage): Ditto.
2699 (USE_ALTIVEC_FOR_ARG_P): Ditto.
2700 (function_arg_boundary): Ditto.
2701 (rs6000_expand_builtin): Ditto.
2702 (def_builtin): Make abort message a little friendlier.
2703 (rs6000_emit_int_cmove): Add support for 64-bit isel.
2705 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
2706 assembler support the popcntd instruction instead of a vsx
2707 instruction to enable power7 support.
2708 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
2709 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
2710 option to the assembler if -mcpu=native.
2711 (ASM_CPU_NATIVE_SPEC): Ditto.
2712 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
2714 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
2715 the lwsync instruction.
2716 (enum processor_type): Add PROCESSOR_POWER7.
2717 (rs6000_debug_reg): New -mdebug= options.
2718 (rs6000_debug_addr): Ditto.
2719 (rs6000_debug_cost): Ditto.
2720 (rs6000_isel): Delete.
2721 (enum rs6000_vector): New enum to say what vector unit we have.
2722 (VECTOR_UNIT_*): New macros to say which vector unit has
2723 arithmetic operations for a given type.
2724 (VECTOR_MEM_*): New macros to say which vector unit has memory
2725 operations for a given type.
2726 (TARGET_LDBRX): Whether the machine supports the ldbrx
2728 (TARGET_ISEL): Delete, -misel moved to be a mask.
2729 (TARGET_ISEL64): New macro for 64-bit isel support.
2730 (UNITS_PER_VSX_WORD): New macro.
2731 (POINTER_SIZE): Move to be an external variable, rather than
2732 calculating whether we are generating 32 ot 64-bit code.
2734 (STACK_BOUNDARY): Add VSX support.
2735 (LOCAL_ALIGNMENT): Ditto.
2736 (SLOW_UNALIGNED_ACCESS): Ditto.
2737 (VSX_REGNO_P): New macro for VSX support.
2738 (VFLOAT_REGNO_P): Ditto.
2739 (VINT_REGNO_P): Ditto.
2740 (VLOGICAL_REGNO_P): Ditto.
2741 (VSX_VECTOR_MODE): Ditto.
2742 (VSX_SCALAR_MODE): Ditto.
2744 (VSX_MOVE_MODE): Ditto.
2745 (VSX_REG_CLASS_P): Ditto.
2746 (HARD_REGNO_NREGS): Instead of calling a function, use an array
2748 (UNITS_PER_SIMD_WORD): Add VSX support.
2749 (MODES_TIEABLE_P): Ditto.
2750 (STARTING_FRAME_OFFSET): Ditto.
2751 (STACK_DYNAMIC_OFFSET): Ditto.
2752 (EPILOGUE_USES): Ditto.
2753 (REGNO_REG_CLASS): Move to array lookup.
2754 (CLASS_MAX_NREGS): Ditto.
2755 (rs6000_vector_reg_class): Add declaration.
2756 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
2757 overlap with the floating point and Altivec registers.
2759 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
2761 * config/rs6000/driver-rs6000.c (asm_names): New static array to
2762 give the appropriate asm switches if -mcpu=native.
2763 (host_detect_local_cpu): Add support for "asm".
2764 (host_detect_local_cpu): Follow GNU code guidelines for name.
2766 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
2767 -mbit-word to a variable instead of being a target mask.
2769 * config/rs6000/sync.md (lwsync): If the assembler supports it,
2770 emit the lwsync instruction instead of emitting the instruction as
2771 an integer constant.
2773 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
2774 fixuns_trundfsi2, move expander into rs6000.md.
2776 * config/rs6000/rs6000.md (cpu): Add power7.
2777 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
2778 (logical predicate patterns): Change the single instruction
2779 primitives that set CR0 to be fast_compare instead of compare.
2781 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
2782 (popcntddi2): Ditto.
2783 (popcount<mode>): Ditto.
2784 (floating multiply/add insns): Name the floating point
2786 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
2787 (isel_unsigned_<mode>): Ditto.
2788 (fixuns_trundfsi2): Move expander here from spe.md.
2789 (smindi3): Define if we have -misel on 64-bit systems.
2794 2009-06-23 Anatoly Sokolov <aesok@post.ru>
2796 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
2798 * config/avr/avr.c (avr_current_device): New variable.
2799 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
2800 (avr_arch, mcu_type_s): Move to avr.h.
2801 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
2802 default_data_section_start fields.
2803 (avr_arch): Moved from avr.c.
2804 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
2805 library_name fields.
2806 (avr_current_device, avr_mcu_types, avr_arch_types,
2807 avr_device_to_arch, avr_device_to_data_start,
2808 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
2809 (EXTRA_SPEC_FUNCTIONS): Define.
2810 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
2811 options mapping. Use device_to_arch and device_to_data_start insted.
2812 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
2813 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
2814 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
2815 * config/avr/driver-avr.c: New file.
2816 * config/avr/avr-devices.c: New file.
2818 2009-06-23 Jakub Jelinek <jakub@redhat.com>
2820 * var-tracking.c (unshare_variable): Force initialized to
2821 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
2822 (set_variable_part): Likewise.
2823 (struct variable_union_info): Remove pos_src field.
2824 (vui_vec, vui_allocated): New variables.
2825 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
2826 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
2827 == 1 use a simpler sorting algorithm. Compute pos field right
2828 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
2829 Avoid quadratic comparison if !flag_var_tracking_uninit.
2830 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
2831 unshare_variable unconditionally.
2832 (dataflow_set_different_2): Removed.
2833 (dataflow_set_different): Don't traverse second hash table.
2834 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
2835 unconditionally to var_reg_set or var_mem_set.
2836 (emit_notes_in_bb): Likewise.
2837 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
2839 (emit_note_insn_var_location): Don't set initialized to
2840 VAR_INIT_STATUS_INITIALIZED early.
2841 (vt_finalize): Free vui_vec if needed, clear vui_vec and
2843 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
2845 * tree-object-size.c (addr_object_size): Instead of checking
2846 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
2847 are no FIELD_DECLs following it.
2849 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
2851 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
2852 order to match bswaps with signed source operands.
2854 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2856 * sdbout.c (sdbout_one_type): Fix braces in switch.
2858 2009-06-23 Richard Guenther <rguenther@suse.de>
2860 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
2862 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
2863 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
2864 var_callused, callused_tree, var_storedanything, storedanything_tree,
2865 var_integer, integer_tree): Remove global variables.
2866 (new_var_info): Do not pass new id, append the new var to the
2867 global variable vector.
2868 (do_ds_constraint): Use is_global_var member of the variable-info.
2869 (new_scalar_tmp_constraint_exp): Adjust.
2870 (create_function_info_for): Likewise.
2871 (create_variable_info_for): Likewise.
2872 (find_what_var_points_to): Remove dead code.
2873 (init_base_vars): Simplify.
2874 (compute_points_to_sets): Adjust.
2876 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2878 * combine.c (try_combine): Dump information about the insns we're
2881 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2883 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
2884 check when calling force_to_mode on TRUNCATE's operand.
2886 2009-06-22 Ian Lance Taylor <iant@google.com>
2888 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
2890 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2892 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
2894 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2896 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
2897 override library linkage flags such as -static-libgcc or
2900 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2902 * config/m68k/m68k-devices.def: Add line for MCF5221x.
2904 2009-06-22 Ian Lance Taylor <iant@google.com>
2906 * config/linux.opt: Put mglibc ahead of muclibc.
2908 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
2909 for duplicate decls.
2911 2009-06-22 Matthias Klose <doko@ubuntu.com>
2913 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
2915 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2918 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
2919 instead of NULL if a parser error occurs.
2921 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2923 * dwarf2out.c (dwarf2_debug_hooks): Initialize
2924 non-DWARF2_DEBUGGING_INFO version.
2926 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
2928 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
2929 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
2931 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
2932 (LIBGCC2_TF_CEXT): Define.
2935 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2938 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
2940 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2942 * config/arm/arm.c (arm_override_options): Disable
2943 -mcaller-super-interworking and -mcallee-super-interworking.
2944 * doc/invoke.texi (ARM Options): Document this.
2946 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
2948 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
2949 * config/arm/constraints.md (j): New constraint for movw operands.
2950 (N): Remove thumb2 meaning.
2951 * config/arm/arm.md (*arm_movw): Delete.
2952 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
2953 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
2954 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
2956 2009-06-22 Martin Jambor <mjambor@suse.cz>
2958 PR tree-optimization/40492
2959 * tree-sra.c (sra_modify_assign): Pass zero offsets to
2960 build_ref_for_offset.
2962 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
2964 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
2965 JUMP_TABLE_DATA_P predicates where applicable.
2966 * auto-inc-dec.c: Ditto.
2967 * builtins.c: Ditto.
2968 * caller-save.c: Ditto.
2970 * cfgcleanup.c: Ditto.
2971 * cfglayout.c: Ditto.
2974 * combine-stack-adj.c: Ditto.
2980 * dwarf2asm.c: Ditto.
2981 * dwarf2out.c: Ditto.
2982 * emit-rtl.c: Ditto.
2988 * function.c: Ditto.
2991 * genpreds.c: Ditto.
2992 * genrecog.c: Ditto.
2994 * ira-costs.c: Ditto.
2995 * ira-lives.c: Ditto.
2998 * lower-subreg.c: Ditto.
2999 * modulo-sched.c: Ditto.
3001 * postreload.c: Ditto.
3002 * print-rtl.c: Ditto.
3011 * sched-vis.c: Ditto.
3013 * sel-sched-ir.c: Ditto.
3014 * simplify-rtx.c: Ditto.
3015 * targhooks.c: Ditto.
3016 * var-tracking.c: Ditto.
3017 * vmsdbgout.c: Ditto.
3019 2009-06-22 Matthias Klose <doko@ubuntu.com>
3021 * Makefile.in (install-plugin): Always use DESTDIR.
3023 2009-06-22 Olivier Hainque <hainque@adacore.com>
3025 * config/pa/pa.c (output_call): Don't optimize post call jumps
3026 into return address adjustments if the call may throw.
3028 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
3030 * arm.c (thumb1_output_casesi): New function.
3031 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
3032 optimizing for size or PIC.
3033 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
3034 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
3035 (casesi): Handle Thumb-1 when optimizing for size or PIC.
3036 (thumb1_casesi_internal_pic): New expand rule.
3037 (thumb1_casesi_dispatch): New pattern.
3038 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
3040 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
3041 in the text seciton when PIC or optimizing for size.
3042 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
3043 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
3044 preservation properties of code.
3045 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
3046 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
3047 (__gnu_thumb1_case_si): New function.
3048 * t-arm (LIB1ASMSRC): Define here.
3049 (LIB1ASMFUNCS): Add some common functions.
3050 * t-arm-elf (LIB1ASMSRC): Delete.
3051 (LIB1ASMFUNCS): Append to existing set.
3052 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3053 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3054 * t-symbian (LIB1ASMFUNCS): Likewise.
3055 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3056 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3058 2009-06-21 Richard Guenther <rguenther@suse.de>
3060 PR tree-optimization/38729
3061 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
3062 to loops with a single exit if -fno-expensive-optimizations.
3064 2009-06-21 Jakub Jelinek <jakub@redhat.com>
3066 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
3067 (dataflow_set): Change vars type from htab_t to shared_hash.
3068 (shared_hash_pool, empty_shared_hash): New variables.
3069 (vars_clear): Removed.
3070 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
3071 shared_hash_find_slot_unshare, shared_hash_find_slot,
3072 shared_hash_find_slot_noinsert, shared_hash_find): New
3074 (shared_hash_unshare, shared_hash_destroy): New functions.
3075 (unshare_variable): Unshare set->vars if shared, use
3077 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
3078 (get_init_value, find_src_set_src, dump_dataflow_set,
3079 clobber_variable_part, emit_notes_for_differences): Use
3081 (dataflow_set_init): Remove second argument, set vars to
3082 empty_shared_hash instead of creating a new htab.
3083 (dataflow_set_clear): Call shared_hash_destroy and set vars
3084 to empty_shared_hash instead of calling vars_clear.
3085 (dataflow_set_copy): Don't call vars_copy, instead just share
3086 the src htab with dst.
3087 (variable_union): Use shared_hash_*, use initially NO_INSERT
3088 lookup if set->vars is shared. Don't keep slot cleared before
3089 calling unshare_variable. Unshare set->vars if needed.
3090 Even ->refcount == 1 vars must be unshared if set->vars is shared
3091 and var needs to be modified.
3092 (variable_canonicalize): New function.
3093 (dataflow_set_union): If dst->vars is empty, just share src->vars
3094 with dst->vars and traverse with variable_canonicalize to canonicalize
3095 and unshare what is needed.
3096 (dataflow_set_different): If old_set and new_set use the same shared
3097 htab, they aren't different. If number of htab elements is different,
3098 htabs are different. Use shared_hash_*.
3099 (dataflow_set_destroy): Call shared_hash_destroy instead of
3101 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
3102 second argument to dataflow_set_init.
3103 (vt_initialize): Likewise. Initialize shared_hash_pool and
3104 empty_shared_hash, move bb in/out initialization afterwards.
3105 Use variable_htab_free instead of NULL as changed_variables del hook.
3106 (variable_was_changed): Change type of second argument to pointer to
3107 dataflow_set. When inserting var into changed_variables, bump
3108 refcount. Unshare set->vars if set is shared htab and slot needs to
3110 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
3111 lookup if set->vars is shared. Unshare set->vars if needed.
3112 Even ->refcount == 1 vars must be unshared if set->vars is shared
3113 and var needs to be modified. Adjust variable_was_changed caller.
3114 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
3115 vars must be unshared if set->vars is shared and var needs to be
3116 modified. Adjust variable_was_changed caller.
3117 (emit_note_insn_var_location): Don't pool_free var.
3118 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
3120 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
3121 free_alloc_pool on shared_hash_pool.
3123 2009-06-20 Anthony Green <green@moxielogic.com>
3125 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
3126 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
3128 2009-06-20 Richard Guenther <rguenther@suse.de>
3130 * tree-ssa-structalias.c (find_func_aliases): For memset use
3131 a constraint from NULL if we memset to zero.
3132 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
3133 we explicitly handle that do not read from memory.
3134 (call_may_clobber_ref_p_1): Properly handle builtins that may
3137 2009-06-20 Richard Guenther <rguenther@suse.de>
3139 PR tree-optimization/40495
3140 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
3141 (new_scalar_tmp_constraint_exp): New function.
3142 (process_constraint): Do not create temporary decls.
3143 (process_all_all_constraints): Likewise.
3144 (handle_const_call): Likewise.
3145 (create_function_info_for): Do not set decl.
3147 2009-06-19 Ian Lance Taylor <iant@google.com>
3149 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
3150 (rs6000_attribute_table): Make static; move before use.
3152 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
3154 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
3155 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
3156 Propagate the TREE_READONLY flag without overwriting it.
3157 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
3158 Propagate the TREE_READONLY flag onto the result.
3159 (process_call_operands): Move around. Use correct constant value.
3161 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3164 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
3165 * config/arm/arm.md: Likewise.
3167 2009-06-19 Ian Lance Taylor <iant@google.com>
3169 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
3170 to GIMPLE_ERROR_MARK.
3172 * c-typeck.c (build_conditional_expr): Add op1_original_type and
3173 op2_original_type parameters. Warn about using different enum types.
3174 * c-parser.c (c_parser_conditional_expression): Pass original
3175 types to build_conditional_expr.
3176 * c-tree.h (build_conditional_expr): Update declaration.
3178 2009-06-19 Ian Lance Taylor <iant@google.com>
3180 * config/i386/i386.c (ix86_function_specific_save): Test that
3181 fields match values, rather than testing the values are in a
3184 2009-06-19 Richard Guenther <rguenther@suse.de>
3186 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
3188 (ptr_derefs_may_alias_p): Likewise.
3189 (ptr_deref_may_alias_ref_p_1): New function.
3190 (ptr_deref_may_alias_ref_p): Likewise.
3191 (ref_maybe_used_by_call_p_1): Handle builtins that are not
3192 covered by looking at the ESCAPED solution.
3193 (call_may_clobber_ref_p_1): Likewise.
3194 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
3195 Handle NULL_TREE offset. Do not produce redundant constraints.
3196 (process_all_all_constraints): New helper function.
3197 (do_structure_copy): Use it.
3198 (handle_lhs_call): Likewise.
3199 (find_func_aliases): Handle some builtins with pointer arguments
3200 and/or return values explicitly.
3202 2009-06-19 Ian Lance Taylor <iant@google.com>
3204 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
3206 2009-06-19 Ian Lance Taylor <iant@google.com>
3208 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
3210 2009-06-19 Ian Lance Taylor <iant@google.com>
3212 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
3213 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
3216 * c-decl.c (finish_decl): If -Wc++-compat, warn about
3217 uninitialized const.
3219 2009-06-19 Ian Lance Taylor <iant@google.com>
3221 * dse.c (struct store_info): Rename bitmap field to bmap. Change
3224 * c-decl.c (in_struct, struct_types): Remove.
3225 (struct c_binding): Add in_struct field.
3226 (c_binding_ptr): Define type, along with VEC.
3227 (struct c_struct_parse_info): Define.
3228 (struct_parse_info): New static variable.
3229 (bind): Initialize in_struct field.
3230 (start_struct): Remove enclosing_in_struct and
3231 enclosing_struct_types parameters. Add
3232 enclosing_struct_parse_info parameter. Change all callers. Set
3233 struct_parse_info rather than in_struct and struct_types.
3234 (grokfield): If -Wc++-compat and there is a symbol binding for the
3235 field name, set the in_struct flag and push it on the
3236 struct_parse_info->fields vector.
3237 (warn_cxx_compat_finish_struct): New static function.
3238 (finish_struct): Remove enclosing_in_struct and
3239 enclosing_struct_types parameters. Add
3240 enclosing_struct_parse_info parameter. Change all callers. Don't
3241 set C_TYPE_DEFINED_IN_STRUCT here. Call
3242 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
3243 parameter. Only push on struct_types if warn_cxx_compat.
3244 (finish_enum): Only push on struct_types if warn_cxx_compat.
3245 (declspecs_add_type): Add loc parameter. Change all callers.
3246 Change all error calls to error_at. Pass loc, not input_location,
3247 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
3248 defined in a struct. If -Wc++-compat and parsing a struct, record
3249 that a typedef name was used.
3250 * c-parser.c (c_parser_declspecs): Get location to pass to
3252 (c_parser_struct_or_union_specifier): Update calls to start_struct
3254 * c-tree.h (struct c_struct_parse_info): Declare.
3255 (finish_struct, start_struct): Update declarations.
3256 (declspecs_add_type): Update declaration.
3258 2009-06-19 Ian Lance Taylor <iant@google.com>
3260 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
3261 variable with an anonymous type.
3263 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3265 * see.c: Remove for real.
3267 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3269 * optabs.h (enum optab_index): Add new OTI_significand.
3270 (significand_optab): Define corresponding macro.
3271 * optabs.c (init_optabs): Initialize significand_optab.
3272 * genopinit.c (optabs): Implement significand_optab using
3273 significand?f2 patterns.
3274 * builtins.c (expand_builtin_mathfn): Handle
3275 BUILT_IN_SIGNIFICAND{,F,L}.
3276 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
3277 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
3279 * config/i386/i386.md (significandxf2, significand<mode>2): New
3280 expanders to implement significandf, significand and significandl
3281 built-ins as inline x87 intrinsics.
3283 2009-06-18 Anatoly Sokolov <aesok@post.ru>
3285 * config/avr/avr.c (avr_override_options): Remove setting value of
3286 PARAM_INLINE_CALL_COST.
3288 2009-06-18 Richard Henderson <rth@redhat.com>
3291 * tree-pass.h (TDF_ASMNAME): New.
3292 * tree-dump.c (dump_options): Add asmname.
3293 * doc/invoke.texi: Document it.
3295 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
3296 (dump_decl_name): ...here.
3297 (dump_function_name): New flags arg; mind TDF_ASMNAME.
3298 (dump_generic_node): Update dump_function_name calls.
3299 (print_call_name): New flags arg; update all dump calls.
3300 * diagnostic.h (print_call_name): Update.
3301 * gimple-pretty-print.c (dump_gimple_call): Update.
3303 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
3306 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
3308 2009-06-18 Diego Novillo <dnovillo@google.com>
3310 * doc/plugins.texi: Document plugin_is_GPL_compatible.
3311 * plugin.c (str_license): Declare.
3312 (try_init_one_plugin): Assert that the symbol
3313 'plugin_is_GPL_compatible' exists.
3315 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
3318 * Makefile.in (OBJS-common): Remove see.o.
3320 * common.opt (fsee): Mark as preserved for backward compatibility.
3321 * opts.c (common_handle_option): Add OPT_fsee to the backward
3322 compatibility section.
3323 * passes.c (init_optimization_passes, pass_see): Remove pass.
3324 * timevar.def (TV_SEE): Remove.
3325 * tree-pass.h (pass_see): Remove declaration.
3326 * doc/invoke.texi (-fsee): Remove documentation.
3328 2009-06-18 Martin Jambor <mjambor@suse.cz>
3330 * tree-sra.c: Include statistics.h
3331 (sra_stats): New variable.
3332 (sra_initialize): Clear sra_stats.
3333 (create_access_replacement): Increment sra_stats.replacements.
3334 (get_access_replacement): Do not return twice.
3335 (analyze_all_variable_accesses): Increment statistics counter by the
3336 number of scalarized aggregates.
3337 (generate_subtree_copies): Increment sra_stats.subtree_copies.
3338 (sra_modify_expr): Increment sra_stats.exprs.
3339 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
3340 (sra_modify_assign): Increment sra_stats.exprs,
3341 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
3342 (perform_intra_sra): Update statistics counters.
3343 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
3345 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3347 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
3348 (arm_scalar_mode_supported_p): New function.
3350 2009-06-18 Paul Brook <paul@codesourcery.com>
3351 Sandra Loosemore <sandra@codesourcery.com>
3353 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
3354 (__extendhfsf2, __truncsfhf2): Define.
3355 * config/arm/fp16.c: New file.
3356 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3357 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3359 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3361 * doc/extend.texi (Half-Precision): New section.
3362 * doc/invoke.texi (Option Summary): List -mfp16-format.
3363 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
3364 * config/arm/arm.opt (mfp16-format=): New.
3365 * config/arm/arm.c: Include intl.h.
3366 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
3367 (TARGET_INVALID_RETURN_TYPE): Redefine.
3368 (TARGET_PROMOTED_TYPE): Redefine.
3369 (TARGET_CONVERT_TO_TYPE): Redefine.
3370 (arm_fp16_format): Define.
3371 (all_fpus): Add entry for neon-fp16.
3372 (fp_model_for_fpu): Likewise.
3373 (struct fp16_format): Declare.
3374 (all_fp16_formats): Define.
3375 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
3377 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
3379 (arm_legitimate_index_p): Treat HFmode like HImode.
3380 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
3381 (coproc_secondary_reload_class): Special-case HFmode.
3382 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
3383 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
3384 (arm_init_fp16_builtins): New.
3385 (arm_init_builtins): Call it.
3386 (arm_invalid_parameter_type): New.
3387 (arm_invalid_return_type): New.
3388 (arm_promoted_type): New.
3389 (arm_convert_to_type).
3390 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
3392 (arm_emit_fp16_const): New function.
3393 (arm_mangle_type): Mangle __fp16 as "Dh".
3394 * config/arm/arm.h (TARGET_VFPD32): Make it know about
3396 (TARGET_NEON_FP16): New.
3397 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
3398 (enum fputype): Add FPUTYPE_NEON_FP16.
3399 (enum arm_fp16_format_type): Declare.
3400 (arm_fp16_format): Declare.
3401 (LARGEST_EXPONENT_IS_NORMAL): Define.
3402 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
3403 * config/arm/arm-modes.def (HFmode): Define.
3404 * config/arm/vfp.md: (*movhf_vfp): New.
3407 * config/arm/arm.md: (fpu): Add neon_fp16.
3408 (floatsihf2, floatdihf2): New.
3409 (fix_trunchfsi2, fix_trunchfdi2): New.
3413 (*arm32_movhf): New.
3414 (*thumb1_movhf): New.
3415 (consttable_2): Add check for HFmode constants.
3416 (consttable_4): Handle HFmode constants.
3418 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
3420 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
3422 2009-06-17 Olivier Hainque <hainque@adacore.com>
3424 * collect2.c (main): Use CONST_CAST2 to perform char ** to
3425 const char ** conversion in AIX specific section.
3427 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
3429 * config/i386/i386.c (ix86_special_builtin_type): Remove
3430 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
3431 (bdesc_special_args): Updated.
3432 (ix86_init_mmx_sse_builtins): Likewise.
3433 (ix86_expand_special_args_builtin): Likewise.
3435 2009-06-17 Richard Henderson <rth@redhat.com>
3437 * tree-pretty-print.c (maybe_dump_asm_name): New.
3438 (dump_decl_name): Use it.
3439 (PRINT_FUNCTION_NAME): Merge into...
3440 (dump_function_name): ... here. Use maybe_dump_asm_name.
3442 2009-06-17 Cary Coutant <ccoutant@google.com>
3444 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
3446 * debug.c (struct gcc_debug_hooks): Change placeholder for
3448 (debug_nothing_int_charstar_int): Replaced by...
3449 (debug_nothing_int_charstar_int_bool): ...this.
3450 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
3451 source_line prototype.
3452 (debug_nothing_int_charstar_int): Replaced by...
3453 (debug_nothing_int_charstar_int_bool): ...this.
3454 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
3455 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
3456 Output is_stmt operand when necessary.
3457 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
3458 (notice_source_line): Add is_stmt parameter.
3459 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
3460 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
3462 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
3463 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
3465 2009-06-17 Ian Lance Taylor <iant@google.com>
3467 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
3469 (struct store_by_pieces_d): Rename from store_by_pieces. Change
3472 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
3474 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
3475 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
3476 tree_strip_sign_nop_conversions and
3477 tree_ssa_strip_useless_type_conversions rather than stripping
3478 the operations here.
3479 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
3481 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
3482 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
3483 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
3484 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
3487 2009-06-17 Michael Eager <eager@eagercon.com>
3489 * config/rs6000/constraints.md (register_constraint "d"): New.
3490 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
3491 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
3492 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
3493 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
3494 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
3495 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
3496 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
3497 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
3498 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
3499 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
3501 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
3502 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
3503 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
3504 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
3505 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3506 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
3507 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
3508 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
3509 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
3510 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
3511 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
3512 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
3513 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
3514 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
3516 2009-06-16 Ian Lance Taylor <iant@google.com>
3518 * profile.c (total_num_never_executed): Don't define.
3519 (compute_branch_probabilities): Don't count or print
3521 (init_branch_prob): Don't set total_num_never_executed.
3522 (end_branch_prob): Don't print total_num_never_executed.
3524 2009-06-17 David Daney <ddaney@caviumnetworks.com>
3526 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
3528 2009-06-17 David Edelsohn <edelsohn@gnu.org>
3530 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
3531 (nabstd2_fpr): Same.
3533 2009-06-17 Steve Ellcey <sje@cup.hp.com>
3535 * expr.c (expand_assignment): Change complex type check.
3537 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
3539 * doc/plugins.texi (Building GCC plugins): Added new section.
3541 2009-06-17 Ian Lance Taylor <iant@google.com>
3543 * c-pch.c (get_ident): Don't set size of templ array.
3544 (pch_init): Don't set size of partial_pch array.
3546 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
3547 string constant to intialize an array whose size is the length of
3550 2009-06-17 Richard Guenther <rguenther@suse.de>
3552 PR tree-optimization/40389
3553 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
3554 to addressable types.
3555 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
3557 2009-06-17 Richard Guenther <rguenther@suse.de>
3560 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
3561 if there is no evolution of left in the loop bail out.
3562 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
3563 chrec_fold_multiply.
3565 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
3566 Janis Johnson <janis187@us.ibm.com>
3569 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
3570 for the symbol ref of a constant that is the source of a move
3571 - nor for any other not-obvious-label-ref constants.
3573 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
3575 * plugin.c (position_pass): Skip newly inserted pass during list
3576 traversal to avoid repeated insertion.
3578 2009-06-16 Ian Lance Taylor <iant@google.com>
3580 * vec.h (VEC_stack_alloc): Define different version if
3581 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
3582 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
3583 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
3584 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3586 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
3588 * config.gcc (extra_headers): Add ia32intrin.h for x86.
3590 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
3591 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
3592 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
3593 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
3594 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
3595 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3596 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3597 (bdesc_special_args): Add __builtin_ia32_rdtsc and
3598 __builtin_ia32_rdtscp.
3599 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
3600 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
3601 and __builtin_ia32_rorhi.
3602 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
3603 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3604 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3605 (ix86_expand_args_builtin): Likewise.
3606 (ix86_expand_special_args_builtin): Likewise.
3608 * config/i386/i386.md (UNSPECV_RDTSCP): New.
3609 (UNSPECV_RDTSC): Likewise.
3610 (UNSPECV_RDPMC): Likewise.
3611 (*bsr): Renamed to ...
3613 (*bsr_rex64): Renamed to ...
3617 (*rdpmc_rex64): Likewise.
3620 (*rdtsc_rex64): Likewise.
3622 (*rdtscp): Likewise.
3623 (*rdtscp_rex64): Likewise.
3625 * config/i386/ia32intrin.h: New.
3627 * config/i386/x86intrin.h: Include <ia32intrin.h>.
3629 2009-06-16 Ian Lance Taylor <iant@google.com>
3631 * ira-build.c (copy_info_to_removed_store_destinations):
3632 Initialize parent_a.
3634 2009-06-16 Ian Lance Taylor <iant@google.com>
3636 * c-decl.c (grokdeclarator): Change size_varies to bool.
3638 2009-06-16 Ian Lance Taylor <iant@google.com>
3640 * sel-sched.c: Make forward declarations of move_op_hooks and
3641 fur_hooks explicitly extern.
3643 2009-06-16 Ian Lance Taylor <iant@google.com>
3645 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
3646 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
3648 2009-06-16 Ian Lance Taylor <iant@google.com>
3650 * resource.c (mark_referenced_resources): Change
3651 include_delayed_effects parameter to bool. Change all callers.
3652 (mark_end_of_function_resources): Likewise.
3653 * reorg.c (insn_references_resource_p): Likewise.
3654 (insn_sets_resource_p): Likewise.
3655 * resource.h (mark_referenced_resources): Update declaration.
3656 (mark_end_of_function_resources): Update declaration.
3658 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3660 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
3662 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3664 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
3665 GCC can bootstrap on AIX with GNU Binutils 2.20.
3667 2009-06-16 Ian Lance Taylor <iant@google.com>
3669 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
3671 2009-06-16 Ian Lance Taylor <iant@google.com>
3673 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
3674 inline, not extern inline.
3675 (exact_log2): Likewise.
3676 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
3678 (exact_log2): Likewise, but don't test CTZ_HWI.
3680 2009-06-16 Ian Lance Taylor <iant@google.com>
3682 * bitmap.c (bitmap_clear): Don't declare as inline.
3683 * gimple.c (gimplify_assign): Likewise.
3684 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
3685 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
3686 (sched_scan_info): Remove duplicate definition.
3688 2009-06-16 Ian Lance Taylor <iant@google.com>
3690 * c-common.c (skip_evaluation): Don't define.
3691 (c_inhibit_evaluation_warnings): Define global variable.
3692 (overflow_warning): Check c_inhibit_evaluation_warnings rather
3693 than skip_evaluation.
3694 (convert_and_check, warn_for_div_by_zero): Likewise.
3695 * c-common.h (skip_evaluation): Don't declare.
3696 (c_inhibit_evaluation_warnings): Declare.
3697 * c-parser.c (c_parser_typeof_specifier): Set
3698 c_inhibit_evaluation_warnings rather than skip_evaluation.
3699 (c_parser_conditional_expression): Likewise.
3700 (c_parser_binary_expression): Likewise.
3701 (c_parser_sizeof_expression): Likewise.
3702 (c_parser_alignof_expression): Likewise.
3703 * c-typeck.c (build_indirect_ref): Check
3704 c_inhibit_evaluation_warnings rather than skip_evaluation.
3705 (build_conditional_expr, build_binary_op): Likewise.
3707 2009-06-16 Richard Guenther <rguenther@suse.de>
3709 * tree-ssa-alias.c (is_escape_site): Remove.
3710 * tree-ssa-alias.h (enum escape_type): Remove.
3711 (is_escape_site): Likewise.
3712 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
3713 via casts and asms without deferring to is_escape_site.
3715 2009-06-16 Jakub Jelinek <jakub@redhat.com>
3718 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
3719 use gen_lowpart if op0 has complex mode.
3721 2009-06-16 Richard Guenther <rguenther@suse.de>
3723 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
3724 variables add them to ESCAPED.
3725 (find_func_aliases): Do not make all indirectly stored values escaped.
3727 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
3729 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
3732 2009-06-16 Martin Jambor <mjambor@suse.cz>
3734 PR tree-optimization/40432
3735 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
3736 check whether we need to force gimple register operand.
3738 2009-06-16 Martin Jambor <mjambor@suse.cz>
3740 PR tree-optimization/40413
3741 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
3742 build_ref_for_offset.
3743 (propagate_subacesses_accross_link): Fix a typo in a comment.
3745 2009-06-16 Ira Rosen <irar@il.ibm.com>
3747 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3748 with additional parameter.
3749 * tree-vectorizer.h (enum vect_def_type): Add new value
3751 (enum vect_relevant): Add comments.
3752 (vect_is_simple_reduction): Add new argument.
3753 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
3754 Detect nested cycles.
3755 (vect_is_simple_reduction): Update documentation, add an argument to
3756 distinguish inner-loop reduction from nested cycle, detect nested
3757 cycles, fix printings and indentation, don't swap operands in case
3759 (get_initial_def_for_reduction): Handle subtraction.
3760 (vect_create_epilog_for_reduction): Add new argument to specify
3762 (vect_finalize_reduction): Handle subtraction, fix comments.
3763 (vectorizable_reduction): Handle nested cycles. In case of nested
3764 cycle keep track of the reduction variable position. Call
3765 vect_is_simple_reduction with additional parameter. Use original
3766 statement code in reduction epilogue for nested cycle. Call
3767 vect_create_epilog_for_reduction with additional parameter.
3768 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
3769 inner-loop vectorization.
3770 (vect_recog_widen_sum_pattern): Likewise.
3771 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
3773 (vect_mark_stmts_to_be_vectorized): Likewise.
3774 (vect_get_vec_def_for_operand): Handle nested cycles.
3776 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3778 * doc/invoke.texi (Debugging Options): Fix option index entries
3779 for -fdump-statistics, -frandom-seed add entries for
3780 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
3781 (FRV Options): Fix entries for -mTLS, -mtls.
3782 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
3783 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
3784 (M68hc1x Options): Fix @itemx for -mnominmax.
3785 (MCore Options): Fix entry for -mno-lsim.
3786 (MMIX Options): Fix entry for -mabi=mmixware.
3787 (PDP-11 Options): Fix entry for -mbcopy-builtin.
3789 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
3791 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
3792 Mention the plugin mode of gengtype.
3793 * doc/gty.texi (Source Files Containing Type Information): Likewise.
3794 * gengtype.c: Updated copyright.
3795 (plugin_files, nb_plugin_files) Added new static variables.
3796 (measure_input_list) Care about plugin_files.
3797 (write_rtx_next): Added early return in plugin mode.
3798 (create_file): Updated copyright year in generated file. Added
3800 (oprintf): Added early return if NULL outf.
3801 (get_output_file_with_visibility): Care of plugin_files.
3802 (get_output_file_name): May return null.
3803 (write_local): Added early return.
3804 (put_mangled_filename): Ditto.
3805 (finish_root_table): Added check for base_files.
3806 (write_roots): Care about null when plugins.
3807 (main): Added plugin mode.
3809 2009-06-15 Ian Lance Taylor <iant@google.com>
3811 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
3812 * gcov.c (read_count_file): Add braces around variables declared
3815 * c.opt (Wjump-misses-init): New warning.
3816 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
3817 -Wall and -Wc++-compat if not already set.
3818 (c_common_post_options): Clear warn_jump_misses_init if it was not
3820 * c-decl.c (struct c_binding): Change type field to a union with
3821 new label field. Make it the first field in the struct. Update
3822 references to type to use u.type instead.
3823 (struct c_spot_bindings): Define.
3824 (struct c_goto_bindings): Define.
3825 (c_goto_bindings_p): Define, along with VECs.
3826 (struct c_label_vars): Define.
3827 (struct c_scope): Add has_label_bindings field.
3828 (bind_label, set_spot_bindings): New static functions.
3829 (decl_jump_unsafe, update_spot_bindings): New static functions.
3830 (update_label_decls): New static function.
3831 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
3832 Update binding u.label field to shadowed field.
3833 (c_binding_start_stmt_expr): New function.
3834 (c_binding_end_stmt_expr): New function.
3835 (pushdecl): Don't call c_begin_vm_scope.
3836 (make_label): Add defining and p_label_vars parameters. Change
3838 (lookup_label): Correct test for whether a label has not yet been
3839 defined. Call bind_label rather than bind.
3840 (warn_about_goto): New static function.
3841 (lookup_label_for_goto): New function.
3842 (declare_label): Call bind_label rather than bind.
3843 (check_earlier_gotos): New static function.
3844 (define_label): Don't give errors about jumping into statement
3845 expressions or scopes of variably modified types. Call
3846 set_spot_bindings and check_earlier_gotos. Call bind_label
3847 instead of bind. Don't set label_context_stack_se or
3848 label_context_stack_vm.
3849 (c_get_switch_bindings): New function.
3850 (c_release_switch_bindings): New function.
3851 (c_check_switch_jump_warnings): New function.
3852 (start_function): Don't set label_context_stack_se or
3853 label_context_stack_vm.
3854 (finish_function): Likewise.
3855 * c-typeck.c (label_context_stack_se): Don't define.
3856 (label_context_stack_vm): Don't define.
3857 (c_finish_goto_label): Call lookup_label_for_goto rather than
3858 lookup_label. Don't give errors about jumping into a statement
3859 expression or the scope of a variably modified type. Don't set
3860 label_context_stack_se or label_context_stack_vm.
3861 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
3862 fields. Add bindings field.
3863 (c_start_case): Don't set deleted fields. Set bindings field.
3864 (do_case): Rework order of tests. Don't check blocked_stmt_expr
3865 or blocked_vm. Call c_check_switch_jump_warnings.
3866 (c_finish_case): Don't test blocked_stmt_expr field. Call
3867 c_release_switch_bindings.
3868 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
3869 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3870 set label_context_stack_se. Call c_bindings_start_stmt_expr.
3871 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
3872 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3873 set label_context_stack_se. Call c_bindings_end_stmt_expr.
3874 (c_begin_vm_scope, c_end_vm_scope): Don't define.
3875 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
3876 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
3877 (C_DECL_UNJUMPABLE_VM): Don't define.
3878 (C_DECL_UNDEFINABLE_VM): Don't define.
3879 (struct c_label_list): Don't define.
3880 (struct c_label_context_se): Don't define.
3881 (struct c_label_context_vm): Don't define.
3882 (struct c_spot_bindings): Declare.
3883 (c_bindings_start_stmt_expr): Declare.
3884 (c_bindings_end_stmt_expr): Declare.
3885 (lookup_label_for_goto): Declare.
3886 (c_get_switch_bindings, c_release_switch_bindings): Declare.
3887 (c_check_switch_jump_warnings): Declare.
3888 (label_context_stack_se, label_context_stack_vm): Don't declare.
3889 (c_finish_goto_label): Update declaration.
3890 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
3891 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
3892 (Warning Options): Document -Wjump-misses-init.
3894 2009-06-15 Jakub Jelinek <jakub@redhat.com>
3896 * tree-object-size.c (addr_object_size): Fix a pasto in the last
3899 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3901 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
3903 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3905 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
3907 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3909 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
3911 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3913 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
3914 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
3915 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
3916 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
3917 * dwarf2asm.c (dw2_force_const_mem): Update call to
3919 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
3920 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
3921 * langhooks.c (lhd_comdat_group): Remove.
3922 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
3923 * tree.h (DECL_COMDAT_GROUP): New.
3924 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
3925 (tree_decl_with_vis): Add comdat_group. Remove one_only.
3926 (make_decl_one_only): Change signature.
3927 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
3929 (make_decl_one_only): Change signature.
3930 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
3932 2009-06-15 Richard Guenther <rguenther@suse.de>
3935 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
3937 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3939 * tree-ssa-math-opts.c: Remove extra divide.
3941 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3943 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
3945 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3947 * passes.c: Add bswap pass.
3948 * tree-pass.h: Add pass_optimize_bswap declaration.
3949 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
3950 Include rtl.h, expr.h and optabs.h for optab_handler check.
3951 (struct symbolic_number, pass_optimize_bswap): New definition.
3952 (do_shift_rotate, verify_symbolic_number_p): New functions.
3953 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
3954 (gate_optimize_bswap): New function.
3955 * tree.c (widest_int_cst_value): New function.
3956 * tree.h (widest_int_cst_value): Prototype added.
3958 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
3960 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
3961 REG_EQUAL/REG_EQUIV notes.
3963 2009-06-14 Richard Guenther <rguenther@suse.de>
3966 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
3967 has its address taken if NRV was applied and it is addressable.
3968 * tree-ssa-structalias.c (get_constraint_for_address_of): New
3969 function split out from ...
3970 (get_constraint_for_1): ... here.
3971 (handle_rhs_call): Use it to mark the return slot escaped if
3972 it is addressable and NRV was applied.
3974 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3976 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
3977 Change first argument type to location_t.
3978 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
3979 Do not set input_location.
3980 Use loc instead of input_location throughout.
3982 2009-06-13 Richard Guenther <rguenther@suse.de>
3984 PR tree-optimization/40421
3985 * tree-predcom.c (should_unroll_loop_p): Remove.
3986 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
3988 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3990 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3991 Add location argument.
3993 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3995 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
3997 * config/s390/s390.c (s390_build_builtin_va_list): Same.
3998 (s390_gimplify_va_arg): Pass location to create_artificial_label.
3999 * config/spu/spu-protos.h: Add location to
4000 spu_resolve_overloaded_builtin.
4001 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
4002 spu_build_builtin_va_list.
4003 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
4004 argument. Pass location to build_function_call_vec.
4005 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
4007 (emit_fpu_switch): Same.
4008 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
4009 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
4010 to build_decl and create_artificial_label.
4011 (xtensa_gimplify_va_arg_expr): Same.
4012 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
4013 (xstormy16_gimplify_va_arg_expr): Same.
4014 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
4015 * config/arm/arm.c (arm_build_builtin_va_list): Same.
4016 * config/mips/mips.c (mips_build_builtin_va_list): Same.
4017 (mips16_build_function_stub): Same.
4018 (mips16_build_call_stub): Same.
4020 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
4023 * arm/constraints.md (Pa, Pb): New constraints.
4024 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
4025 split pattern to deal with them.
4027 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
4029 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
4030 fix index entry for -Xpreprocessor.
4032 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4034 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4035 Add location argument to build_decl call.
4036 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
4037 (rs6000_init_builtins): Same.
4038 (spe_init_builtins): Same.
4039 (rs6000_gimplify_va_arg): Add location argument to
4040 create_artificial_label call.
4042 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
4044 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
4045 * combine-stack-adj.c (pass_stack_adjustments): Use it.
4046 * Makefile.in: Fix GGC dependency for gcse.o.
4048 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4050 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
4051 * gimple-pretty-print.c (dump_gimple_stmt): Same.
4052 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
4054 * c-parser.c (c_parser_binary_expression): Use current column while
4055 building binary operations.
4056 * common.opt (fshow-column): Enable by default.
4057 * tree-vrp.c (check_array_ref): Use warning_at.
4058 (check_array_bounds): Use location from call back if expr has no
4060 * tree.h: Add location argument to maybe_fold_*.
4061 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
4062 (maybe_fold_offset_to_array_ref): Add location argument and use it.
4063 (maybe_fold_offset_to_component_ref): Same.
4064 (maybe_fold_offset_to_reference): Same.
4065 (maybe_fold_offset_to_address): Same.
4066 (maybe_fold_stmt_indirect): Same.
4067 (maybe_fold_stmt_addition): Same.
4068 (fold_stmt_r): Pass location to maybe_fold_*.
4069 (fold_gimple_assign): Same.
4070 * c-tree.h: Add location argument to finish_decl,
4071 default_function_array_conversion, store_init_value.
4072 * c-decl.c (define_label): Use error_at.
4073 (c_make_fname_decl): Pass location to finish_decl.
4074 (finish_decl): New location argument.
4075 (build_compound_literal): Pass location to store_init_value.
4076 (grokdeclarator): Pass location to finish_decl.
4078 * c-typeck.c (array_to_pointer_conversion): New location argument.
4079 (function_to_pointer_conversion): Same.
4080 (default_function_array_conversion): Same.
4081 (parser_build_unary_op): Pass location to overflow_warning.
4082 (parser_build_binary_op): Same. Use warning_at.
4083 (build_unary_op): Pass location to array_to_pointer_conversion.
4084 (build_c_cast): Pass location to digest_init.
4085 (build_modify_expr): New location argument.
4086 (convert_for_assignment): Same.
4087 (store_init_value): Same.
4088 (digest_init): Same.
4089 (output_init_element): Pass location to digest_init and
4090 array_to_pointer_conversion.
4091 (c_finish_return): Pass location to convert_for_assignment.
4092 * gimplify.c (gimplify_conversion): Pass location to
4093 maybe_fold_offset_to_address.
4094 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
4095 to maybe_fold_stmt_addition.
4096 * c-omp.c (c_finish_omp_atomic): Pass new location to
4098 (c_finish_omp_for): Same.
4099 * c-common.c (overflow_warning): New argument.
4100 * c-common.h: New argument to build_modify_expr, overflow_warning.
4101 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
4103 (c_parser_initializer): Pass location to
4104 default_function_array_conversion.
4105 (c_parser_initelt): Same.
4106 (c_parser_initval): Same.
4107 (c_parser_asm_operands): Same.
4108 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
4109 (c_parser_conditional_expression): Same.
4110 (c_parser_binary_expression): Add location info to stack. Use it.
4111 (c_parser_unary_expression): Pass location to
4112 default_function_array_conversion, parser_build_unary_op,
4113 build_indirect_ref, c_parser_postfix_expression_after_primary.
4114 (c_parser_postfix_expression_after_primary): New location argument.
4116 (c_parser_expression_conv): Pass location to
4117 default_function_array_conversion.
4118 (c_parser_expr_list): Same.
4119 (c_parser_omp_atomic): Same.
4120 (c_parser_omp_for_loop): Same.
4121 * c-tree.h: (struct c_declarator): Add comment to id_loc.
4122 (build_array_declarator): New argument.
4123 * c-decl.c (build_array_declarator): Add location argument.
4124 (grokdeclarator): Set id_loc for cdk_array.
4125 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
4126 build_array_declarator.
4127 * tree.c (build_omp_clause): Add location argument.
4128 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
4129 (OMP_CLAUSE_LOCATION): New macro.
4130 (struct tree_omp_clause): Add location field.
4131 (build_omp_clause): Add argument.
4132 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
4133 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
4135 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
4136 (cp_parser_omp_clause_collapse): Same.
4137 (cp_parser_omp_clause_default): Same.
4138 (cp_parser_omp_clause_if): Same.
4139 (cp_parser_omp_clause_nowait): Same.
4140 (cp_parser_omp_clause_num_threads): Same.
4141 (cp_parser_omp_clause_ordered): Same.
4142 (cp_parser_omp_clause_schedule): Same.
4143 (cp_parser_omp_clause_untied): Same.
4144 (cp_parser_omp_for_loop): Same.
4145 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4146 * c-tree.h (c_start_case): Add location argument.
4147 (c_process_expr_stmt): Same.
4148 (c_finish_goto_*): Same.
4149 * tree-parloops.c (initialize_reductions): Pass location to
4151 (create_parallel_loop): Same.
4152 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
4153 (gfc_trans_omp_reduction_list): Same.
4154 (gfc_trans_omp_clauses): Same.
4155 (gfc_trans_omp_do): Same.
4156 * c-typeck.c (c_finish_goto_label): Same.
4157 (c_finish_goto_ptr): New location argument.
4158 (c_start_case): Same.
4159 (emit_side_effect_warnings): Same.
4160 (c_process_expr_stmt): Same.
4161 (c_finish_stmt_expr): Same.
4162 (c_finish_omp_clauses): Use error_at instead of error.
4163 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
4165 * c-omp.c (c_split_parallel_clauses): New location argument.
4166 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
4167 to build_omp_clause.
4168 (convert_local_reference_stmt): Same.
4169 (convert_gimple_call): Same.
4170 * c-common.h (c_split_parallel_clauses): New argument.
4171 * c-parser.c (c_parser_statement_after_labels): Pass location to
4172 c_finish_goto_label.
4173 (c_parser_switch_statement): Pass location to c_start_case.
4174 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
4175 and c_process_expr_stmt.
4176 (c_parser_omp_variable_list): Add location argument.
4177 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
4178 (c_parser_omp_clause_default): Same.
4179 (c_parser_omp_clause_if): Same.
4180 (c_parser_omp_clause_num_threads): Same.
4181 (-c_parser_omp_clause_ordered): Same.
4182 (c_parser_omp_clause_reduction): Pass location to
4183 c_parser_omp_variable_list.
4184 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
4185 (c_parser_omp_clause_untied): Same.
4186 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
4187 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4189 * c-tree.h (check_for_loop_decls, undeclared_variable,
4190 build_component_ref, build_array_ref, build_external_ref,
4191 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
4192 build_conditional_expr, build_compound_expr, c_cast_expr,
4193 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
4194 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
4196 * c-semantics.c (build_stmt): Same.
4197 (build_case_label): Same.
4198 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
4199 (undeclared_variable): New argument.
4201 (lookup_label): Pass location on down.
4202 (define_label): Same.
4203 (finish_decl): Same.
4204 (build_compound_literal): Same.
4205 (finish_struct): Same.
4206 (finish_function): Do not set location here.
4207 (check_for_loop_decls): New argument.
4208 * tree.c (save_expr): Set location.
4209 (build_empty_stmt): New argument.
4210 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
4211 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
4212 * builtins.c (gimplify_va_arg_expr): Use locations.
4213 (expand_builtin_sync_operation): Same.
4214 * c-typeck.c (build_component_ref): New argument.
4215 (build_array_ref): Same.
4216 (build_external_ref): Same.
4217 (c_expr_sizeof_expr): Same.
4218 (c_expr_sizeof_type): Same.
4219 (parser_build_unary_op): Same.
4220 (build_conditional_expr): Same.
4221 (build_compound_expr): Pass location on down.
4222 (build_compound_expr): New argument.
4223 (build_c_cast): Same.
4224 (c_cast_expr): Same.
4225 (build_asm_expr): Same.
4226 (c_finish_return): Same.
4227 (c_process_expr_stmt): Pass location on down.
4228 (c_finish_stmt_expr): New argument.
4229 (push_clenaup): Same.
4230 (c_finish_omp_parallel): Same.
4231 (c_finish_omp_task): Same.
4232 * gimplify.c (gimplify_call_expr): Pass location on down.
4233 * c-omp.c (c_finish_omp_master): New argument.
4234 (c_finish_omp_critical): Same.
4235 (c_finish_omp_ordered): Same.
4236 (c_finish_omp_barrier): Same.
4237 (-c_finish_omp_taskwait): Same.
4238 (c_finish_omp_atomic): Same.
4239 (c_finish_omp_flush): Same.
4240 * tree-inline.c (copy_tree_body_r): Pass location on down.
4241 (inline_forbidden_p): Remove use of input_location.
4242 * c-gimplify.c (c_build_bind_expr): New argument.
4243 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
4244 (c_sizeof_or_alignof_type): New argument.
4245 (c_alignof_expr): Same.
4246 (build_va_arg): Same.
4247 (c_add_case_label): Same.
4248 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
4249 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
4250 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
4251 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
4252 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
4253 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
4255 * stub-objc.c (objc_build_selector_expr): Same.
4256 (objc_build_throw_stmt): Same.
4257 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
4258 (c_parser_initelt): Same.
4259 (c_parser_compound_statement): Same.
4260 (c_parser_compound_statement_nostart): Same.
4261 (c_parser_label): Same.
4262 (c_parser_statement_after_labels): Same.
4263 (c_parser_if_body): Same.
4264 (c_parser_else_body): Same.
4265 (c_parser_if_statement): Same.
4266 (c_parser_switch_statement): Same.
4267 (c_parser_while_statement): Same.
4268 (c_parser_do_statement): Same.
4269 (c_parser_for_statement): Same.
4270 (c_parser_asm_statement): Same.
4271 (c_parser_conditional_expression): Same.
4272 (c_parser_binary_expression): Same.
4273 (c_parser_cast_expression): Same.
4274 (c_parser_unary_expression): Same.
4275 (c_parser_sizeof_expression): Same.
4276 (c_parser_alignof_expression): Same.
4277 (c_parser_postfix_expression): Same.
4278 (c_parser_expression): Same.
4279 (c_parser_objc_receiver): Same.
4280 (c_parser_omp_variable_list): Same.
4281 (c_parser_omp_structured_block): Same.
4282 (c_parser_omp_atomic): New argument.
4283 (c_parser_omp_barrier): Same.
4284 (c_parser_omp_critical): Same.
4285 (c_parser_omp_flush): Pass location on down.
4286 (c_parser_omp_for_loop): New argument.
4287 (c_parser_omp_for): Same.
4288 (c_parser_omp_master): Same.
4289 (c_parser_omp_ordered): Same.
4290 (c_parser_omp_sections_scope): Same.
4291 (c_parser_omp_sections): Same.
4292 (c_parser_omp_parallel): Same.
4293 (c_parser_omp_single): Same.
4294 (c_parser_omp_task): Same.
4295 (c_parser_omp_taskwait): Pass location on down.
4296 (c_parser_omp_construct): Same.
4297 (c_parser_omp_threadprivate): Same.
4298 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
4299 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
4300 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
4301 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
4302 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
4303 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
4304 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
4305 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
4306 config/i386/i386.c, stmt.c:
4307 Add location argument to the following function definitions and/or
4308 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
4309 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
4310 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
4311 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
4312 do_case, c_finish_bc_stmt, build_compound_literal,
4313 build_function_call.
4314 * c-decl.c (build_compound_literal): Add location argument.
4315 Make all diagnostic calls use location.
4316 (start_struct): Same.
4317 (finish_struct): Same.
4319 (build_enumerator): Same.
4320 (start_function): Same.
4321 (grokdeclarator): Make all diagnostic calls use location.
4322 (store_parm_decls_oldstyle): Same.
4323 * c-typeck.c (build_function_call): Add location argument.
4324 Make all diagnostic calls use location.
4326 (c_finish_bc_stmt): Same.
4327 * tree-nested.c (get_trampoline_type): Add argument.
4328 Pass location to build_decl.
4329 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
4330 * rtl.h (RTL_LOCATION): New.
4331 * c-common.c (c_add_case_label): Add location argument.
4332 Make all diagnostic calls use location.
4333 * c-common.h: Add location argument to make_fname_decl, do_case,
4334 c_add_case_label, build_function_call, resolve_overloaded_builtin.
4335 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
4336 Set it appropriately for every case. Pass enum_loc to start_enum
4337 call. Pass value_loc first to build_enumerator. Pass enum_loc to
4339 (c_parser_struct_or_union_specifier): Save location. Use it for
4340 start_struct, finish_struct, and parser_xref_tag.
4342 2009-06-12 Ian Lance Taylor <iant@google.com>
4344 * fold-const.c (fold_unary): Rename local variable and to and_expr.
4346 * c-opts.c (c_common_handle_option): For -Wc++-compat set
4347 cpp_opts->warn_cxx_operator_names.
4349 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4352 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
4353 is returns NULL and OP is a VCE, look through the VCE.
4355 2009-06-12 Ian Lance Taylor <iant@google.com>
4358 * collect2.c (main): Use CONST_CAST2 in code inside #if
4359 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
4361 2009-06-12 Joey Ye <joey.ye@intel.com>
4364 * cfgexpand.c (get_decl_align_unit): Update
4365 max_used_stack_slot_alignment with align instead of
4366 stack_alignment_needed.
4368 * function.c (assign_stack_local_1): Update
4369 max_used_stack_slot_alignment with alignment_in_bits instead
4370 of stack_alignment_needed.
4371 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
4374 2009-06-12 Jakub Jelinek <jakub@redhat.com>
4376 * dwarf2out.c (last_var_location_insn): New variable.
4377 (dwarf2out_end_epilogue): Clear last_var_location_insn.
4378 (dwarf2out_var_location): Don't record anything after last real
4379 insn. Only change labels if there were any real instructions
4380 in between last note and this one, or if changed sections.
4382 2009-06-11 Richard Henderson <rth@redhat.com>
4384 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
4385 note when storing the frame pointer in a register.
4386 (FRP): Don't redefine to nothing for epilogue.
4387 (alpha_expand_epilogue): Mark register and sp restores.
4388 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
4390 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
4391 when gen_lowpart is needed.
4393 2009-06-11 Richard Henderson <rth@redhat.com>
4395 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
4397 * dwarf2out.c (need_data_align_sf_opcode): New.
4398 (div_data_align): Move earlier.
4399 (def_cfa_1, reg_save): Use it.
4401 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
4403 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
4404 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
4405 (ix86_handle_option): Handle OPT_mcrc32.
4406 (ix86_target_string): Add -mcrc32.
4407 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
4409 * config/i386/i386.h (TARGET_CRC32): New.
4411 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
4412 (sse4_2_crc32di): Likewise.
4414 * config/i386/i386.opt (mcrc32): New.
4416 * doc/invoke.texi: Document -mcrc32.
4418 2009-06-11 Richard Henderson <rth@redhat.com>
4420 * common.opt (gdwarf-): Accept a version number.
4421 * doc/invoke.texi (gdwarf-): Update docs.
4422 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
4423 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
4424 version level, and record it.
4426 * dwarf2.h (DW_CIE_VERSION): Remove.
4427 * dwarf2out.c (DWARF_VERSION): Remove.
4428 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
4429 (output_call_frame_info): Use CIE version 3 for dwarf3,
4430 or if the return register column is out of range for version 1.
4431 (dwarf_stack_op_name): Add all dwarf3 values.
4432 (DEBUG_PUBTYPES_SECTION): New.
4433 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
4434 encoding change for dwarf3.
4435 (output_die) [dw_val_class_die_ref]: Likewise.
4436 (output_compilation_unit_header): Emit correct version for dwarf3.
4437 (output_line_info): Likewise.
4438 (output_pubnames): Update for DWARF_VERSION removal.
4439 (output_aranges): Likewise.
4440 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
4441 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
4442 (dwarf2out_finish): Likewise.
4444 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4446 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
4449 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4452 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
4453 * builtins.c (expand_builtin_unreachable): New function.
4454 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
4455 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
4456 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
4458 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
4459 searching for missing barriers.
4461 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4463 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
4464 when -fprofile-generate* was passed.
4465 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4467 2009-06-11 Anthony Green <green@moxielogic.com>
4469 * config/moxie/moxie.md: Define length attribute for all instructions.
4471 (*b<cond:code>): Support limited branch ranges for new PC-relative
4472 branch instructions.
4473 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
4475 2009-06-11 Jakub Jelinek <jakub@redhat.com>
4477 * config/i386/i386.c (min_insn_size): Use get_attr_length
4478 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
4481 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
4482 instead of emit_insn_before.
4484 2009-06-10 Ian Lance Taylor <iant@google.com>
4487 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
4490 2009-06-10 Revital Eres <eres@il.ibm.com>
4492 * passes.c (init_optimization_passes): Reschedule
4493 predictive-commoning pass before complete unroll pass.
4495 2009-06-10 Martin Jambor <mjambor@suse.cz>
4497 * cgraph.c (cgraph_node_can_be_local_p): New function.
4498 (cgraph_make_node_local): New function.
4499 * cgraph.h (cgraph_node_can_be_local_p): Declare.
4500 (cgraph_make_node_local): Declare.
4502 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
4504 * tree.h (tree_base): Add packed_flag and user_align fields.
4505 Decrease size of spare field.
4506 (TYPE_USER_ALIGN): Use user_align from tree_base.
4507 (DECL_USER_ALIGN): Likewise.
4508 (TYPE_PACKED): Use packed_flag from tree_base.
4509 (DECL_PACKED): Likewise.
4510 (tree_type): Delete packed_flag and user_align fields. Widen
4511 precision field. Widen mode field and shuffle fields to align
4512 mode on an 8-bit boundary.
4513 (tree_decl_common): Delete decl_flag_1 and user_align fields.
4514 Renumber decl_flag_* fields. Fix comments. Widen
4515 decl_common_unused field.
4516 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
4517 (DECL_EXTERNAL): Likewise.
4518 (DECL_BIT_FIELD): Likewise.
4519 (DECL_NONADDRESSABLE_P): Likewise.
4520 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
4521 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
4523 2009-06-10 Ian Lance Taylor <iant@google.com>
4525 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
4526 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
4527 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
4528 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
4529 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
4530 DEF_VEC_ALLOC_FUNC_P.
4531 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
4532 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
4533 DEF_VEC_ALLOC_FUNC_O.
4534 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
4535 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
4536 DEF_VEC_ALLOC_FUNC_I.
4537 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
4538 (vec_stack_p_reserve_exact_1): Declare.
4539 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
4540 (vec_stack_free): Declare.
4541 (VEC_stack_alloc): Define.
4542 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
4543 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
4544 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
4545 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
4547 (stack_vecs): New static variable.
4548 (vec_stack_p_reserve_exact_1): New function.
4549 (vec_stack_o_reserve_1): New static function.
4550 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
4551 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
4552 (vec_stack_free): New function.
4553 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
4554 (VEC_df_ref_stack_alloc): Define.
4555 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
4556 DEF_VEC_ALLOC_P_STACK.
4557 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
4558 (struct df_collection_rec): Change _vec fields to VEC. Remove
4560 (df_free_collection_rec): Adjust for new fields.
4561 (df_insn_rescan): Use new df_collection_rec fields.
4562 (df_notes_rescan, df_canonize_collection_rec): Likewise.
4563 (df_ref_create_structure, df_ref_record): Likewise.
4564 (df_get_conditional_uses, df_get_call_refs): Likewise.
4565 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
4566 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
4567 (df_record_exit_block_uses, df_bb_verify): Likewise.
4568 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
4569 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
4570 Remove count parameter. Change return type to void. Change all
4572 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
4573 Remove count parameter. Change return type to void. Change all
4575 (df_install_refs): Change old_vec parameter to VEC. Remove count
4576 parameter. Change all callers.
4577 (df_install_mws): Change old_vec parameter to VEC. Remove count
4578 parameter. Change all callers.
4579 (df_refs_verify): Change new_rec parameter to VEC. Change call
4581 (df_mws_verify): Likewise.
4583 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
4585 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
4587 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
4589 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
4591 2009-06-10 Anthony Green <green@moxielogic.com>
4593 * config/moxie/crti.asm: New file.
4594 * config/moxie/crtn.asm: New file.
4595 * config/moxie/moxie.c: New file.
4596 * config/moxie/moxie.h: New file.
4597 * config/moxie/sfp-machine.h: New file.
4598 * config/moxie/moxie-protos.h: New file.
4599 * config/moxie/t-moxie: Created.
4600 * config/moxie/t-moxie-softfp: Created.
4601 * config/moxie/moxie.md: Created.
4602 * config/moxie/constraints.md: Created.
4603 * config.gcc: Add moxie support.
4604 * doc/md.texi (Machine Constraints): Add moxie constraints.
4605 * doc/contrib.texi (Contributors): Mention moxie port.
4606 * doc/install.texi (Specific): Mention the moxie port.
4608 2009-06-09 Ian Lance Taylor <iant@google.com>
4610 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
4612 * optabs.c (optab_table): Only use designated initializers if
4613 HAVE_DESIGNATED_INITIALIZERS is defined.
4614 (convert_optab_table): Likewise.
4615 (init_optabs): Always call init_insn_codes if
4616 HAVE_DESIGNATED_INITIALIZERS is not defined.
4618 2009-06-09 Ian Lance Taylor <iant@google.com>
4620 * targhooks.c (default_builtin_vectorized_function): Change fn
4621 parameter to unsigned int.
4622 (default_builtin_vectorized_conversion): Change code parameter to
4624 (default_builtin_reciprocal): Change fn parameter to unsigned int.
4625 * targhooks.h: Update declarations.
4626 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
4627 parameter to unsigned int.
4629 * c-typeck.c (comptypes_check_enum_int): New static function.
4630 (comptypes_internal): Add enum_and_int_p parameter. Change all
4632 (comp_target_types): Add location parameter. Change all callers.
4633 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
4635 (function_types_compatible_p, type_lists_compatible_p): Likewise.
4636 (build_conditional_expr): Add colon_loc parameter. Change all
4638 (convert_for_assignment): Add location parameter. Change all callers.
4639 * c-parser.c (c_parser_conditional_expression): Pass location of
4640 colon to build_conditional_expr.
4641 * c-tree.h (build_conditional_expr): Update declaration.
4643 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4645 * graphite.c: Revert previous patch.
4647 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4650 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4652 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
4654 * tree-ssa-loop-prefetch.c
4655 (loop_prefetch_arrays): Fixed a portability problem in printf format
4658 2009-06-09 Martin Jambor <mjambor@suse.cz>
4660 PR tree-optimization/40351
4661 * tree-sra.c (propagate_subacesses_accross_link): Check that a
4662 refrence to a potential artifical subaccess can be constructed.
4664 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
4666 * config/sh/sh-protos.h (sh_optimization_options): Declare.
4667 (sh_override_options): Likewise.
4668 * config/sh/sh.c: Include params.h.
4669 (sh_optimization_options): New.
4670 (sh_override_options): Likewise.
4671 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
4672 (OVERRIDE_OPTIONS): Use sh_override_options.
4674 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4676 * dwarf2out.c (emit_cfa_remember): New variable.
4677 (add_fde_cfi): If emit_cfa_remember, recurse to add
4678 DW_CFA_remember_state first.
4679 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
4680 instead just set emit_cfa_remember.
4682 2009-06-08 Jan Hubicka <jh@suse.cz>
4685 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
4687 2009-06-08 Jan Hubicka <jh@suse.cz>
4690 * cgraphunit.c (save_inline_function_body): Do not copy transform
4691 hooks for saved inline bodies.
4692 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
4695 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
4697 * jump.c (returnjump_p): Handle delayed branches. Add missing
4700 2009-06-08 Jan Hubicka <jh@suse.cz>
4703 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
4704 original node might've been modified.
4705 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
4707 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4709 * tree-object-size.c (addr_object_size): Add OSI argument.
4710 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
4711 (compute_builtin_object_size, expr_object_size): Adjust callers.
4712 (plus_stmt_object_size): Call addr_object_size instead of
4713 compute_builtin_object_size.
4715 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
4716 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4718 * tree-ssa-loop-prefetch.c
4719 (gather_memory_references): Introduced a counter for the number of
4721 (anything_to_prefetch_p): Introduced a counter for the number of
4723 (is_loop_prefetching_profitable): New function with a cost model
4725 (loop_prefetch_arrays): Use the new cost model to determine if
4726 prefetching is profitable.
4727 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
4728 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4729 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
4730 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4731 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
4732 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4734 2009-06-08 Michael Matz <matz@suse.de>
4737 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
4738 partitions use the same.
4739 (expand_one_var): Deal with DECL_RTL sometimes begin set also
4740 for basevars of SSA_NAMEs.
4741 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
4742 to not expand them twice.
4743 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
4746 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
4748 * common.opt (fcompare-debug=, fcompare-debug-second): New.
4749 (fdump-final-insns=, gtoggle): New.
4750 * doc/invoke.texi: Document them.
4751 * final.c (rest_of_clean_state): Dump final insn stream.
4752 * gcc.c (invoke_as): Hook in -fcompare-debug.
4753 (static_spec_functions): Add compare-debug-dump-opt,
4754 compare-debug-self-opt and compare-debug-auxbase-opt.
4755 (compare_debug, compare_debug_second, compare_debug_opt): New.
4756 (switches_debug_check, n_switches_debug_check): New.
4757 (debug_auxbase_opt, debug_check_temp_file): New.
4758 (process_command): Handle -fno-compare-debug, -fcompare-debug and
4760 (do_self_spec): Handle arguments after switches.
4761 (do_spec_1): Add .gk extension to temp file basenames for compare.
4762 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
4763 (cc1_options): Use it instead of normal auxbase computation for
4764 the second compare-debug compilation.
4765 (compare_files): New.
4766 (main): Set up and implement compare debug mode.
4767 (compare_debug_dump_opt_spec_function): New.
4768 (compare_debug_self_opt_spec_function): New.
4769 (compare_debug_auxbase_opt_spec_function): New.
4770 * toplev.c (process_options): Handle flag_gtoggle,
4771 flag_dump_final_insns.
4772 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
4773 during -fcompare-debug-second compilation.
4775 2009-06-07 Ian Lance Taylor <iant@google.com>
4777 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
4778 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
4780 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
4781 with no default node. Change warning with %H to warning_at.
4782 Don't clear warn_switch around case checking.
4783 * doc/invoke.texi (Warning Options): Clarify distinction between
4784 -Wswitch and -Wswitch-enum.
4786 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4788 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
4790 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4792 * gbl-ctors.h: Add header guard.
4794 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4796 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
4797 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
4798 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
4799 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
4800 prototypes for removed functions.
4801 (expressions_equal_p): Move to ...
4802 * tree-ssa-sccvn.h: ... here and ...
4803 * matrix-reorg.c: ... adjust includes.
4805 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4807 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
4809 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4811 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
4812 (finish_function): Remove erroneous whitespace.
4814 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4816 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
4817 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
4819 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4821 * errors.c (internal_error): Commentary typo fix.
4822 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
4823 * tree-ssa-pre.c: Ditto.
4825 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4827 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
4828 them is supposed to hold actual statements.
4830 2009-06-06 Ian Lance Taylor <iant@google.com>
4832 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
4833 empty statements can now have attributes.
4835 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
4837 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
4838 * config/mips/mips.md: Ditto.
4840 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4842 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
4844 (__eabi_uconvert): Likewise.
4846 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4848 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
4849 CFI_* definitions with IN_GCC.
4851 2009-06-05 David Edelsohn <edelsohn@gnu.org>
4853 * xcoffout.h (xcoffout_source_line): Update prototype.
4855 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4857 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
4858 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
4860 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4863 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
4864 inlined_function_outer_scope_p blocks for artificial inlines
4866 * tree.c (tree_nonartificial_location): Rewrite using
4867 block_nonartificial_location.
4869 2009-06-05 Revital Eres <eres@il.ibm.com>
4870 Leehod Baruch <leehod@il.ibm.com>
4872 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
4873 (expand_expr_real_1): Remove comment.
4874 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4875 Vectorize misaligned access when the target supports it.
4876 (vect_supportable_dr_alignment): Check for unaligned access support.
4877 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
4880 2009-06-05 Julian Brown <julian@codesourcery.com>
4882 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
4883 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
4885 2009-06-05 Richard Guenther <rguenther@suse.de>
4888 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
4891 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4893 * config/s390/s390.c (global_not_special_regno_p): New static inline.
4894 (save_gprs): Don't tell unwinder when a global register is saved.
4895 (s390_emit_epilogue): Emit needed epilogue unwind info.
4897 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4899 * dwarf2out.c (deferred_asm_name): New.
4900 (add_name_and_src_coords_attributes): Defer creation of
4901 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
4903 (move_linkage_attr): New.
4904 (dwarf2out_finish): Revisit deferrals and emit attributes at the
4907 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4909 * tree-nested.c (finalize_nesting_tree_1): Declare the
4910 frame_decl in the binding tree.
4912 2009-06-04 Cary Coutant <ccoutant@google.com>
4914 * basic-block.h (struct basic_block_def): Add discriminator field.
4915 * dbxout.c (dbxout_source_line): Add new parameter. Change all
4917 * debug.c (do_nothing_debug_hooks): Add additional entry.
4918 (debug_nothing_int_charstar_int): New function.
4919 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
4920 (debug_nothing_int_charstar_int): New declaration.
4921 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
4922 discriminator value in .loc directive.
4923 * final.c (last_discriminator): New variable.
4924 (discriminator): New variable.
4925 (final_start_function): Initialize above variables, pass current
4926 discriminator to debug hook.
4927 (notice_source_line): Check for discriminator change.
4928 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
4929 * sdbout.c (sdbout_source_line): New parameter.
4930 * tree-cfg.c (struct locus_discrim_map): New structure type.
4931 (discriminator_per_locus): New hash table.
4932 (build_gimple_cfg): Allocate and free discriminator hash table.
4933 (make_edges): Call assign_discriminator.
4934 (locus_map_hash): New function.
4935 (locus_map_eq): New function.
4936 (next_discriminator_for_locus): New function.
4937 (same_line_p): New function.
4938 (assign_discriminator): New function.
4939 (make_cond_expr_edges): Call assign_discriminator.
4940 (make_gimple_switch_edges): Likewise.
4941 (first_non_label_stmt): New function.
4942 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
4944 * xcoffout.c (xcoffout_source_line): Add new parameter.
4946 * configure.ac (gcc_cv_as_discriminator): New configury check for
4947 gas support for discriminator.
4948 * configure: Regenerate.
4949 * config.in: Regenerate.
4951 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4953 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
4954 val after checking for integers.
4956 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
4958 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
4960 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
4961 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
4962 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
4963 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
4964 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
4965 X64_SSE_REGPARM_MAX.
4966 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
4967 X64_SSE_REGPARM_MAX.
4969 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4971 * gcc.c (report_times_to_file): New.
4972 (execute): Implement it.
4973 (process_command): Support -time=.
4974 * doc/invoke.texi: Document it.
4976 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4978 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
4979 that have value exprs.
4981 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4983 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
4984 declarations for constants until...
4985 (dw2_output_indirect_constant_1): ... this point.
4987 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
4990 * arm.md (arm_addsi3): Don't try to split an add with an
4991 eliminable register until after reload has completed.
4993 2009-06-03 Ian Lance Taylor <iant@google.com>
4995 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
4996 * genattrtab.c (write_length_unit_log): Likewise.
4997 * genchecksum.c (dosum): Likewise.
4998 * gengtype.c (write_rtx_next): Likewise.
4999 (finish_root_table, write_roots): Likewise.
5000 * gimple.c (gimple_ops_offset_): Likewise.
5001 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
5002 * config/arc/arc.c (arc_attribute_table): Likewise.
5003 * config/arm/arm.c (arm_attribute_table): Likewise.
5004 * config/avr/avr.c (avr_attribute_table): Likewise.
5005 * config/crx/crx.c (crx_attribute_table): Likewise.
5006 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
5007 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
5008 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
5009 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
5010 * config/sh/sh.c (sh_attribute_table): Likewise.
5011 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
5012 * config/spu/spu.c (spu_attribute_table): Likewise.
5013 * config/v850/v850.c (v850_attribute_table): Likewise.
5015 * config/alpha/alpha.c (vms_attribute_table): Make static.
5016 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
5017 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
5018 * config/mips/mips.c (mips_attribute_table): Likewise.
5020 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
5022 (cc1-checksum.o): Likewise.
5024 2009-06-03 Steve Ellcey <sje@cup.hp.com>
5026 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
5028 2009-06-03 Jakub Jelinek <jakub@redhat.com>
5030 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
5031 insn if it is changing sp. Use gen_add3_insn instead of
5032 conditionally gen_addsi3 and gen_adddi3.
5033 (offset_below_red_zone_p): New static inline function.
5034 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
5035 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
5036 * config/rs6000/ppc-asm.h: Include auto-host.h.
5037 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
5038 CFI_RESTORE): Define.
5039 * config/rs6000/crtresxgpr.asm: Add unwind info.
5040 * config/rs6000/crtresxfpr.asm: Likewise.
5041 * config/rs6000/crtresgpr.asm: Likewise.
5042 * config/rs6000/crtresfpr.asm: Likewise.
5043 * config/rs6000/crtsavgpr.asm: Likewise.
5044 * config/rs6000/crtsavfpr.asm: Likewise.
5046 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
5047 argument of DWARF2_FRAME_REG_OUT macros.
5049 2009-06-03 Julian Brown <julian@codesourcery.com>
5051 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
5052 words or less (including TImode) in core registers.
5054 2009-06-03 Richard Guenther <rguenther@suse.de>
5057 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
5059 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
5061 * statistics.c (statistics_counter_event): Do not record event
5062 in pass dump if its number == -1.
5063 (curr_statistics_hash): Add assert that we never get passes
5064 with static number == -1.
5066 2009-06-03 Richard Guenther <rguenther@suse.de>
5067 Andrey Belevantsev <abel@ispras.ru>
5069 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
5070 non-BLKmode arrays addressable.
5072 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
5074 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
5075 * config/m68k/m68k.h: ... here.
5076 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
5079 2009-06-03 Martin Jambor <mjambor@suse.cz>
5081 PR tree-optimization/40323
5082 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
5085 2009-06-03 Richard Guenther <rguenther@suse.de>
5087 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5090 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
5092 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
5093 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
5094 JUMP_TABLE_DATA_P where applicable.
5095 * config/sh/sh.c: Ditto.
5096 * config/sh/sh.h: Ditto.
5097 * config/sh/sh.md: Ditto.
5098 * config/sh/symbian.c: Ditto.
5100 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
5102 * config/i386/driver-i386.c (describe_cache): Optimize
5103 concatenation of strings. Use snprintf instead of sprintf.
5104 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
5105 target when not compiling with GCC.
5107 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
5109 * config/sh/sh.c: Revert last change.
5110 (sh_expand_epilogue): Emit a blockage insn before the frame
5111 pointer adjustment unconditionally.
5113 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5115 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
5116 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
5117 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
5118 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
5119 to COLLECT_GCC_OPTIONS.
5121 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5123 * collect2.c (target_system_root): New variable.
5124 (main): Handle --sysroot=.
5125 (ignore_library): Strip the sysroot from the library path.
5127 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5129 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
5130 (collect2.o): Depend on collect2-aix.h.
5131 (collect2-aix.o): New rule.
5132 * collect2-aix.h: New file.
5133 * collect2-aix.c: Likewise.
5134 * collect2.c: Include collect2-aix.h. Don't undefine
5135 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
5136 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
5137 Use TARGET_AIX_VERSION instead of _AIX51.
5138 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
5139 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
5140 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
5141 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
5142 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
5144 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5146 * collect2.c (ignore_library): Avoid premature post-increment
5149 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5151 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
5152 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
5153 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
5154 CROSS_DIRECTORY_STRUCTURE too.
5155 (LINK_LIBG_SPEC): Likewise.
5156 (LIB_SPEC): Add %R to sysroot paths.
5157 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
5158 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
5159 * config/rs6000/aix51.h: As for aix43.h.
5160 * config/rs6000/aix52.h: Likewise.
5161 * config/rs6000/aix53.h: Likewise.
5162 * config/rs6000/aix61.h: Likewise.
5163 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
5164 to the beginning of sysroot paths.
5166 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5168 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
5169 INSN_LISTs that are out of the REG_NOTE range.
5171 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5173 * loop-unroll.c (struct iv_to_split): Add pointer to next.
5174 (struct var_to_expand): Likewise.
5175 (struct opt_info): Add head and tail for linked lists of the above.
5176 (analyze_insn_to_expand_var): Initialize next.
5177 (analyze_iv_to_split_insn): Likewise.
5178 (analyze_insns_in_loop): Create linked lists.
5179 (allocate_basic_variable): Simplify for use without hash table.
5180 (insert_var_expansion_initialization): Likewise, make it type-safer.
5181 (combine_var_copies_in_loop_exit): Likewise.
5182 (apply_opt_in_copies): Walk lists rather than hash tables.
5183 (release_var_copies): Simplified and inlined by hand into...
5184 (free_opt_info): ... this function.
5186 2009-06-02 Richard Guenther <rguenther@suse.de>
5188 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5191 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5193 * cfgexpand.c (gimple_expand_cfg): Discard the source location
5194 only for builtins that are not overridden.
5196 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5198 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
5201 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5203 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
5205 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5207 * combine.c (move_deaths): Compare LUIDs within the same BB only.
5209 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5211 * common.opt (fdump-unnumbered-links): New.
5212 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
5213 * print-rtl.c (flag_dump_unnumbered_links): New.
5214 (print_rtx): Test it.
5216 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
5218 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
5219 push/pop multiple to 8-byte alignment.
5221 2009-06-01 Jakub Jelinek <jakub@redhat.com>
5223 * config/i386/i386.c (queued_cfa_restores): New static variable.
5224 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
5226 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
5227 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
5228 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
5229 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
5230 note unconditionally.
5231 (ix86_emit_restore_regs_using_mov): Likewise.
5232 (ix86_emit_restore_sse_regs_using_mov): Likewise.
5233 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
5234 it through to ix86_emit_restore_reg_using_pop.
5235 (ix86_emit_leave): Add RED_OFFSET argument. Call
5236 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
5237 instead of adding REG_CFA_OFFSET note unconditionally.
5238 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
5239 the above functions. Call ix86_add_queued_cfa_restore_notes when
5242 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
5243 force output of the label even for dwarf2out_do_cfi_asm.
5244 (add_fde_cfi): If -g2 and above and cfi might change CFA,
5245 force creation of CFI label and chain DW_CFA_set_loc jumping to it
5246 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
5248 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
5249 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
5250 dwarf2out_cfi_label callers.
5251 * tree.h (dwarf2out_cfi_label): Adjust prototype.
5252 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
5253 Adjust dwarf2out_cfi_label callers.
5254 * config/vax/vax.c (vax_output_function_prologue): Likewise.
5256 * config/i386/i386.h (struct machine_cfa_state,
5257 struct machine_function): Guard with ifndef USED_FOR_TARGET
5258 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
5261 * emutls.c (__emutls_get_address): Change arr->size to mean number
5262 of allocated arr->data entries instead of # of slots + 1.
5265 * recog.c (peep2_reinit_state): New function.
5266 (peephole2_init_state): Use it at the end of a basic block and also
5267 when seeing a RTX_FRAME_RELATED_P insn.
5269 2009-06-01 Steve Ellcey <sje@cup.hp.com>
5271 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
5272 fixuns_truncrfdi2): New.
5273 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
5274 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
5275 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
5276 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
5277 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
5278 *recip_approx): Remove.
5279 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
5280 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
5281 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
5283 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
5286 2009-06-01 Ian Lance Taylor <iant@google.com>
5288 * attribs.c (register_attribute): Use CONST_CAST.
5289 * collect2.c (main): Use CONST_CAST2.
5290 (scan_prog_file): Likewise.
5291 * gcc.c (process_command, main): Likewise.
5292 * toplev.c (toplev_main): Likewise.
5294 * c-typeck.c (handle_warn_cast_qual): New static function,
5295 partially broken out of build_c_cast.
5296 (build_c_cast): Call handle_warn_cast_qual.
5297 * doc/invoke.texi (Warning Options): Document new effect of
5300 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
5302 * diagnostic.c (diagnostic_build_prefix): Always print columns.
5303 (diagnostic_report_current_module): Print columns.
5304 * common.opt (flag_show_column): Enable by default.
5306 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
5308 * alias.c (find_base_term): Check for NULL term before returning.
5310 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5312 Revert due to PR40320:
5313 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5314 * calls.c (emit_library_call_value_1): Don't force_operand for move
5317 2009-06-01 Olivier Hainque <hainque@adacore.com>
5318 Eric Botcazou <ebotcazou@adacore.com>
5320 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
5321 to be processed as a bitfield for constructor output purposes.
5322 * output.h (initializer_constant_valid_for_bitfield_p): Declare
5324 * varasm.c (oc_local_state): New type, output_constructor
5325 local state to support communication with helpers.
5326 (oc_outer_state): New type, output_constructor outer state of
5327 relevance in recursive calls.
5328 (output_constructor_array_range): New output_constructor helper,
5329 extracted code for an array range element.
5330 (output_constructor_regular_field): New output_constructor helper,
5331 extracted code for an element that is not a bitfield.
5332 (output_constructor_bitfield): New output_constructor helper,
5333 extracted code for a bitfield element. Accept an OUTER state
5334 argument for recursive processing. Recurse on record or array
5335 CONSTRUCTOR values, possibly past noop conversions.
5336 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
5337 VALUE is a valid constant-valued expression for use in a static
5338 bit-field initializer.
5339 (output_constructor): Rework to use helpers. Accept and honor an
5340 OUTER state argument for recursive calls. Return total size. Be
5341 prepared for nested constructors initializing bitfields.
5342 (output_constant): Feed OUTER in calls to output_constructor.
5344 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5346 * calls.c (emit_library_call_value_1): Don't force_operand for move
5349 2009-06-01 Nick Clifton <nickc@redhat.com>
5351 * doc/invoke.texi (IA-64 Options): Fix typo.
5353 2009-06-01 Ira Rosen <irar@il.ibm.com>
5355 PR tree-optimization/39129
5356 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
5358 (vect_do_peeling_for_loop_bound): Use
5359 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5360 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5361 (vect_loop_versioning): Likewise.
5362 (vect_create_cond_for_alias_checks): Fix indentation.
5363 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
5365 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
5366 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
5367 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
5368 "control flow in loop".
5369 (vect_estimate_min_profitable_iters): Use
5370 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5371 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5372 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
5373 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
5374 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
5375 statement belongs to a group of strided accesses with the exact code
5377 (vectorizable_load): Likewise.
5378 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
5379 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5381 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
5383 * config/freebsd-stdint.h: New file.
5384 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
5385 Add freebsd-stdint.h to tm_file.
5387 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
5389 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
5390 (thumb2_extendhidi2): Likewise.
5392 2009-05-31 Ian Lance Taylor <iant@google.com>
5394 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
5396 2009-05-31 Ian Lance Taylor <iant@google.com>
5398 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
5399 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
5400 (ipa-reference.o): Depend upon gt-ipa-reference.h.
5402 2009-05-31 Jason Merrill <jason@redhat.com>
5404 * tree-pretty-print.c (print_call_name): Take the callee, not the
5405 call itself. Make non-static. Use dump_function_name for functions.
5406 (dump_generic_node): Adjust.
5407 * diagnostic.h: Declare print_call_name.
5408 * gimple-pretty-print.c (dump_gimple_call): Use it.
5410 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5412 * config/sh/sh.md (ashldi3_std): New define_expand.
5415 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5418 * config/sh/sh.c: Include debug.h.
5419 (sh_expand_epilogue): Emit a blockage insn before the frame
5420 pointer adjustment also when dwarf2out_do_frame returns true.
5422 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
5424 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
5425 (thumb2_extendqidi2): New pattern.
5427 2009-05-31 Ira Rosen <irar@il.ibm.com>
5429 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
5430 mark phis for renaming.
5431 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
5432 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
5433 Call mark_sym_for_renaming.
5434 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
5435 * tree-vect-loop.c (vect_transform_loop): Remove
5436 vect_memsyms_to_rename initialization and a call to
5437 mark_set_for_renaming.
5439 2009-05-31 Jakub Jelinek <jakub@redhat.com>
5442 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
5443 frame related even if !set_cfa && style < 0.
5445 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
5447 * config/i386/mingw-tls.c: New file.
5448 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
5449 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
5450 defining _WIN32 but not __CYGWIN__.
5452 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5454 * configure.ac: Add MPC support.
5456 * config.in, configure: Regenerate.
5458 2009-05-29 Richard Henderson <rth@redhat.com>
5460 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
5461 NOTE_INSN_BASIC_BLOCK.
5462 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
5463 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
5464 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
5466 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
5468 (add_cfi): Disable check redefining cfa away from drap.
5469 (lookup_cfa_1): Add remember argument; handle remember/restore.
5470 (lookup_cfa): Pass remember argument.
5471 (cfa_remember): New.
5472 (compute_barrier_args_size_1): Remove sibcall check.
5473 (dwarf2out_frame_debug_def_cfa): New.
5474 (dwarf2out_frame_debug_adjust_cfa): New.
5475 (dwarf2out_frame_debug_cfa_offset): New.
5476 (dwarf2out_frame_debug_cfa_register): New.
5477 (dwarf2out_frame_debug_cfa_restore): New.
5478 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
5479 (dwarf2out_begin_epilogue): New.
5480 (dwarf2out_frame_debug_restore_state): New.
5481 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
5482 DW_CFA_restore_state.
5483 (output_cfi_directive): Likewise.
5484 (convert_cfa_to_fb_loc_list): Likewise.
5485 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
5486 * dwarf2out.h: Update.
5487 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
5488 (copy_insn_1): Early out for null.
5489 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
5490 and dwarf2out_frame_debug_restore_state.
5491 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
5492 (prologue_insn_hash, epilogue_insn_hash): New.
5493 (free_after_compilation): Adjust freeing accordingly.
5494 (record_insns): Create hash table if needed; push insns into
5495 hash instead of array.
5496 (maybe_copy_epilogue_insn): New.
5497 (contains): Search hash table instead of array.
5498 (sibcall_epilogue_contains): Remove.
5499 (thread_prologue_and_epilogue_insns): Split eh_return insns
5500 and mark them as epilogues.
5501 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
5502 scanning in terms of basic blocks.
5503 * insn-notes.def (CFA_RESTORE_STATE): New.
5504 * jump.c (returnjump_p_1): Accept EH_RETURN.
5505 (eh_returnjump_p_1, eh_returnjump_p): New.
5506 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
5507 CFA_REGISTER, CFA_RESTORE): New.
5508 * rtl.def (EH_RETURN): New.
5509 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
5511 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
5512 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
5514 * config/i386/i386.c (gen_push): Update cfa state.
5515 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
5516 add a CFA_ADJUST_CFA note.
5517 (ix86_dwarf_handle_frame_unspec): Remove.
5518 (ix86_expand_prologue): Update cfa state.
5519 (ix86_emit_restore_reg_using_pop): New.
5520 (ix86_emit_restore_regs_using_pop): New.
5521 (ix86_emit_leave): New.
5522 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
5523 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
5524 * config/i386/i386.h (struct machine_cfa_state): New.
5525 (ix86_cfa_state): New.
5526 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
5527 (eh_return_internal): Merge from eh_return_<mode>,
5528 use eh_return rtx, split w/ epilogue.
5530 2009-05-29 Ian Lance Taylor <iant@google.com>
5532 * builtins.c (validate_gimple_arglist): Don't use va_arg with
5534 * calls.c (emit_library_call_value_1): Likewise.
5536 * c-typeck.c (c_build_va_arg): New function.
5537 * c-tree.h (c_build_va_arg): Declare.
5538 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
5539 instead of build_va_arg.
5541 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
5543 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
5544 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
5545 (ptr_difference_cost): Use affine combinations to compute it.
5546 (difference_cost): Likewise.
5547 (get_computation_cost_at): Compute more accurate cost for addresses
5548 if the ratio is a multiplier allowed in addresses.
5549 For non-addresses, consider that an additional offset or symbol is
5552 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5554 * config/i386/i386.c (ix86_decompose_address): Avoid useless
5555 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
5557 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
5558 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
5559 (prefix_rex): For UNIT_MMX don't imply the prefix by default
5561 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
5562 to 1 for TYPE_SSE{IADD1,CVT1}.
5563 (prefix_vex_imm8): Removed.
5564 (length_vex): Only pass 1 as second argument to
5565 ix86_attr_length_vex_default if prefix_extra is 0.
5566 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
5567 (length): For prefix vex computation use length_immediate
5568 attribute instead of prefix_vex_imm8.
5569 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
5570 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
5571 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
5572 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
5573 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
5574 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
5575 a space in between the operands.
5576 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
5577 if one operand is 0xff and the other one si, di, bp or sp.
5578 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
5579 other one si, di, bp or sp.
5580 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
5581 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
5582 type and mode attributes.
5583 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
5584 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
5585 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
5586 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
5587 prefix_data16 attribute iff MODE_DF.
5588 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
5589 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
5590 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
5591 constm128_operand in length_immediate computation.
5592 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
5593 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
5594 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
5595 length_immediate attribute to 1.
5596 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
5597 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
5598 for certain alternatives.
5599 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
5600 prefix_data16 attribute if MODE_V1DF.
5601 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
5602 length_immediate to 1.
5603 (set_got_rex64, set_rip_rex64): Remove length attribute, set
5604 length_address to 4, set mode attribute to MODE_DI.
5605 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
5606 (fxam<mode>2_i387): Set length attribute to 4.
5607 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
5608 *prefetch_3dnow_rex): Override length_address attribute.
5609 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
5611 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
5612 (constm128_operand): Removed.
5613 * config/i386/i386.c (memory_address_length): For
5614 disp && !index && !base in 64-bit mode account for SIB byte if
5615 print_operand_address can't optimize disp32 into disp32(%rip)
5616 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
5617 for fs: or gs: segment.
5618 (ix86_attr_length_immediate_default): When checking if shortform
5619 is possible, truncate immediate to the length of the non-shortened
5621 (ix86_attr_length_address_default): Ignore MEM_P operands
5623 (ix86_attr_length_vex_default): Only check for DImode on
5624 GENERAL_REG_P operands.
5625 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
5626 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
5627 (sse_cvttps2pi): Clear prefix_rep attribute.
5628 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
5630 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
5631 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
5632 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
5633 iff operand 2 is const_int_operand.
5634 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
5635 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
5636 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
5638 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
5640 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
5641 prefix_data16 attribute for movlpd and movhpd instructions.
5642 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
5643 length_immediate for shufpd instruction.
5644 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
5645 (avx_cmpp<avxmodesuffixf2c><mode>3,
5646 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
5647 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
5648 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
5649 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
5650 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
5651 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
5652 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
5653 prefix_data16 attribute for the first alternative to 1.
5654 (*avx_loadlps): Override length_immediate for the first alternative.
5655 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
5656 attributes for second alternative.
5657 (*vec_concatv2sf_sse4_1): Override length_immediate and
5658 prefix_data16 attributes for second alternative.
5659 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
5660 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
5661 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
5662 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
5663 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
5664 prefix_data16 and length_immediate to 1.
5665 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
5667 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
5668 prefix_extra attribute for variants that don't have 0f prefix alone.
5669 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
5670 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
5671 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
5672 *sse4_1_pextrd): Set length_immediate to 1.
5673 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
5674 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
5676 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
5677 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
5678 length_immediate to 1 for second alternative.
5679 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
5680 prefix_extra and length_immediate attributes for the first
5682 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
5684 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
5685 to 1 for the first and third alternative.
5686 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
5688 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
5690 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
5692 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
5693 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
5694 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
5695 *avx_psign<mode>3): Set prefix_extra attribute to 1.
5696 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
5697 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
5698 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
5699 ssse3_psign<mode>3): Override prefix_rex attribute.
5700 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
5701 (ssse3_palignrti): Override length_immediate to 1.
5702 (ssse3_palignrdi): Override length_immediate to 1, override
5703 prefix_rex attribute.
5704 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
5705 (sse4a_extrqi): Override length_immediate to 2.
5706 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
5707 (sse4a_insertq): Override prefix_data16 to 0.
5708 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
5709 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
5710 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
5711 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
5712 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
5713 and length_immediate to 1.
5714 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
5715 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
5716 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
5717 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
5718 and length_immediate to 1.
5719 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
5720 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
5721 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
5722 avx_ptest256): Override prefix_extra to 1.
5723 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
5724 Override prefix_data16 and length_immediate to 1.
5725 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
5726 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
5727 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
5728 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
5729 prefix_data16 to 0 and prefix_extra to 2.
5730 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
5731 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
5733 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
5734 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
5735 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
5736 and prefix_extra to 2.
5737 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
5738 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
5739 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
5740 avx_vpermilvar<mode>3,
5741 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
5742 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
5743 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
5744 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
5745 Override prefix_extra to 1.
5746 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
5747 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
5748 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
5749 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
5750 prefix_extra and length_immediate to 1.
5751 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
5753 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
5754 to 1 for the first alternative.
5755 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
5756 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
5758 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
5759 *movv2sf_internal_avx, *movv2sf_internal): Override
5760 prefix_rep attribute for certain alternatives.
5761 (*mov<mode>_internal): Override prefix_rep or prefix_data16
5762 attributes for certain alternatives.
5763 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
5764 attributes for certain alternatives.
5765 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
5766 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
5767 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
5768 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
5769 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
5770 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
5771 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
5772 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
5773 length_immediate to 1 if operand 2 is const_int_operand.
5774 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
5775 *vec_extractv2si_1): Set length_immediate attribute to 1.
5776 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
5777 using old 3DNOW insn rather than SSE/3DNOW_A.
5778 (mmx_emms, mmx_femms): Clear modrm attribute.
5780 2009-05-29 Martin Jambor <mjambor@suse.cz>
5782 * tree-sra.c: New implementation of SRA.
5784 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
5785 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
5786 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
5787 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
5788 (SRA_MAX_STRUCTURE_COUNT): Removed.
5789 (SRA_FIELD_STRUCTURE_RATIO): Removed.
5790 * doc/invoke.texi (sra-max-structure-size): Removed.
5791 (sra-field-structure-ratio): Removed.
5793 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5796 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
5799 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
5801 PR rtl-optimization/40101
5802 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
5803 seqno. Adjust comment.
5804 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
5805 inserting bookkeeping before a jump, the jump is not scheduled.
5806 When no positive seqno found, provide a value. Add comment.
5808 2009-05-29 Richard Guenther <rguenther@suse.de>
5810 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
5811 short-cutting on the first component.
5813 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5816 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
5817 for trees other than decls/types.
5819 2009-05-29 Richard Guenther <rguenther@suse.de>
5821 * tree-ssa-operands.c (get_expr_operands): Do not handle
5822 INDIRECT_REFs in the handled-component case. Remove
5823 unused get_ref_base_and_extent case.
5824 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
5825 tree_low_cst and host_integerp where possible.
5826 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
5827 codes for equivalence.
5828 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
5830 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
5832 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
5833 to tmake_file for i[34567]86-*-cygwin*.
5835 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5838 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
5839 (altivec_categorize_keyword, init_vector_keywords,
5840 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
5843 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
5845 * tree.c (handle_dll_attribute): Check if node is
5846 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
5848 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
5850 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
5852 (thumb2_zero_extendqidi2): Likewise.
5854 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
5856 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
5857 instead of gen_movrt.
5858 * config/sh/sh.md (movrt): Remove.
5860 2009-05-28 Steve Ellcey <sje@cup.hp.com>
5862 * doc/invoke.texi (IA-64 Options):
5863 Add -msdata, -mfused-madd, -mno-inline-float-divide,
5864 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
5865 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
5866 -msched-prefer-non-control-spec-insns,
5867 -msched-stop-bits-after-every-cycle,
5868 -msched-count-spec-in-critical-path,
5869 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
5870 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
5871 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
5872 and -msched-spec-verbose.
5874 2009-05-28 Joseph Myers <joseph@codesourcery.com>
5876 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
5877 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
5879 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
5881 2009-05-28 Richard Guenther <rguenther@suse.de>
5883 * tree-ssa-alias.c (ao_ref_init): New function.
5884 (ao_ref_base): Likewise.
5885 (ao_ref_base_alias_set): Likewise.
5886 (ao_ref_alias_set): Likewise.
5887 (refs_may_alias_p_1): Change signature.
5888 (refs_may_alias_p): Adjust.
5889 (refs_anti_dependent_p): Likewise.
5890 (refs_output_dependent_p): Likewise.
5891 (call_may_clobber_ref_p_1): Change signature.
5892 (call_may_clobber_ref_p): Adjust.
5893 (stmt_may_clobber_ref_p_1): New function split out from ...
5894 (stmt_may_clobber_ref_p): ... here.
5895 (maybe_skip_until): Adjust signature.
5896 (get_continuation_for_phi): Likewise.
5897 (walk_non_aliased_vuses): Likewise.
5898 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
5899 (ao_ref_init): Declare.
5900 (ao_ref_base): Likewise.
5901 (ao_ref_alias_set): Likewise.
5902 (stmt_may_clobber_ref_p_1): Likewise.
5903 (walk_non_aliased_vuses): Adjust.
5904 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
5905 (get_ref_from_reference_ops): remove.
5906 (vn_reference_lookup_2): Adjust signature.
5907 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
5908 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
5909 (vn_reference_lookup): Adjust.
5910 (vn_reference_insert): Likewise.
5911 (vn_reference_insert_pieces): Adjust signature.
5912 (visit_reference_op_call): Adjust.
5913 * tree-ssa-pre.c (get_expr_type): Simplify.
5914 (phi_translate_1): Adjust.
5915 (compute_avail): Likewise.
5916 (translate_vuse_through_block): Do not re-build trees.
5917 (value_dies_in_block_x): Likewise.
5918 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
5920 (vn_reference_lookup_pieces): Adjust declaration.
5921 (vn_reference_insert_pieces): Likewise.
5923 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
5925 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
5926 with checking disabled.
5928 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
5932 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
5933 macro definition for support of three-operand format aligned
5934 .comm directive in assembler on cygwin/pe/mingw target OS.
5935 * configure: Regenerate.
5936 * config.h: Regenerate.
5938 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
5939 aligned form of .comm directive if -mpe-aligned-commons is in effect.
5940 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
5942 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
5943 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
5945 2009-05-28 Ira Rosen <irar@il.ibm.com>
5947 PR tree-optimization/40254
5948 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
5949 in analysis of basic blocks.
5951 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
5954 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
5955 * target-def.h (TARGET_CONST_ANCHOR): New macro.
5956 (TARGET_INITIALIZER): Use it.
5957 * cse.c (CHEAPER): Move it up to the other macros.
5958 (insert): Rename this ...
5959 (insert_with_costs): ... to this. Add cost parameters. Update
5961 (insert): New function. Call insert_with_costs.
5962 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
5963 find_reg_offset_for_const, try_const_anchors): New functions.
5964 (cse_insn): Call try_const_anchors. Adjust cost of src_related
5965 when using a const-anchor. Call insert_const_anchors.
5966 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
5967 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
5969 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5971 * tree-inline.c (remap_decls): Enable nonlocalized variables
5972 when not optimizing.
5974 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5976 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
5977 Simplify other tests involving optimize.
5979 2009-05-27 Tom Tromey <tromey@redhat.com>
5981 * unwind-dw2.c (_Unwind_DebugHook): New function.
5982 (uw_install_context): Call _Unwind_DebugHook.
5984 2009-05-27 Tom Tromey <tromey@redhat.com>
5986 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
5988 2009-05-27 Ian Lance Taylor <iant@google.com>
5990 * Makefile.in (LINKER, LINKER_FLAGS): Define.
5991 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
5992 (ALL_LINKERFLAGS): Define.
5993 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
5994 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5995 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
5996 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5997 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
5998 $(LINKER_FOR_BUILD).
5999 (build/gcov-iov$(build_exeext)): Likewise.
6001 2009-05-27 Julian Brown <julian@codesourcery.com>
6003 * gcse.c (target.h): Include.
6004 (can_assign_to_reg_without_clobbers_p): Check that the target allows
6005 copy of argument to a pseudo register.
6007 2009-05-27 Diego Novillo <dnovillo@google.com>
6009 * tree-ssa-live.c (dump_scope_block): Document arguments.
6010 (dump_scope_blocks): Document.
6011 (debug_scope_blocks): New.
6012 * tree-flow.h (debug_scope_blocks): Declare.
6014 2009-05-21 Denis Chertykov <denisc@overta.ru>
6016 * doc/contrib.texi (Contributors): Add myself to the list.
6018 2009-05-27 Olivier Hainque <hainque@adacore.com>
6020 * expr.c (target_align): New function. Alignment the TARGET of an
6021 assignment may be assume to have.
6022 (highest_pow2_factor_for_target): Use it instead of relying on
6023 immediate tree attributes of TARGET, not necessarily honored when
6024 intermediate bitfields are involved.
6026 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
6029 * config/i386/driver-i386.c (host_detect_local_cpu): Support
6030 AVX, SSE4, AES, PCLMUL and POPCNT.
6032 2009-05-27 Diego Novillo <dnovillo@google.com>
6034 * tree-pretty-print.c (dump_location): New.
6035 (dump_generic_node): Call it.
6036 Factor code to handle BLOCK nodes ...
6037 (dump_block_node): ... here.
6039 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
6041 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
6043 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
6045 * gcc-plugin.h: Include config.h and system.h.
6046 (IN_GCC): Define if not defined.
6048 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
6051 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
6054 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
6056 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
6058 * config/m32r/m32r.h: Ditto.
6059 * config/m32r/m32r.md: Ditto.
6060 * config/m32r/predicates.md: Ditto.
6062 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
6064 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
6066 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
6069 (Loading plugins): typo.
6070 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
6071 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6072 (Interacting with the GCC Garbage Collector): Added new section.
6073 (Giving information about a plugin): Added new section for
6075 * ggc.h (ggc_register_root_tab): Added declaration.
6076 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
6077 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
6078 (register_callback): Improved comment in declaration.
6079 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
6080 (extra_root_vec) Added static variable for dynamic roots registration.
6081 (ggc_register_root_tab) Added new routine.
6082 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
6083 PLUGIN_GGC_MARKING event.
6084 * ggc-zone.c: Include plugin.h.
6085 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6086 * ggc-page.c: Include plugin.h.
6087 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6088 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
6089 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
6090 (register_callback): check lack of callbacks for
6091 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
6092 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
6093 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
6094 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6095 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
6096 dependency on plugin.h.
6097 (plugin.o): Added dependency on ggc.h...
6099 2009-05-26 Richard Guenther <rguenther@suse.de>
6103 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6104 with mismatched comparison modes.
6106 * expr.c (expand_expr_real_1): Expand the operand of a
6107 VIEW_CONVERT_EXPR in its natural mode.
6109 2009-05-26 Ian Lance Taylor <iant@google.com>
6111 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
6112 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
6113 (ALL_COMPILERFLAGS): Define.
6114 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
6115 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6116 (collect2$(exeext), collect2.o): Likewise.
6117 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
6118 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
6119 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
6120 (libbackend.o, intl.o, cppdefault.o): Likewise.
6121 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6122 (build/%.o): Use $(COMPILER_FOR_BUILD).
6123 (build/gen%$(build_exeext)): Likewise.
6124 (build/gcov-iov$(build_exeext)): LIkewise.
6125 * config/t-darwin (darwin.o): Use $(COMPILER).
6126 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
6127 * config/t-sol2 (sol2-c.o): Likewise.
6129 * config/t-vxworks (vxworks.o): Likewise.
6130 * config/x-darwin (host-darwin.o): Likewise.
6131 * config/x-hpux (host-hpux.o): Likewise.
6132 * config/x-linux (host-linux.o): Likewise.
6133 * config/x-solaris (host-solaris.o): Likewise.
6134 * config/alpha/x-alpha (driver-alpha.o): Likewise.
6135 * config/arm/t-arm (arm-c.o): Likewise.
6136 * config/arm/t-pe (pe.o): Likewise.
6137 * config/arm/t-wince-pe (pe.o): Likewise.
6138 * config/i386/t-cygming (winnt.o): Likewise.
6139 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
6140 * config/i386/t-cygwin (cygwin1.o): Likewise.
6141 (cygwin2.o): Likewise.
6142 * config/i386/t-i386 (i386-c.o): Likewise.
6143 * config/i386/t-interix (winnt.o): Likewise.
6144 * config/i386/t-netware (netware.o): Likewise.
6145 * config/i386/t-nwld (nwld.o): Likewise.
6146 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
6147 * config/i386/x-i386 (driver-i386.o): Likewise.
6148 * config/i386/x-cygwin (host-cygwin.o): Likewise.
6149 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
6150 * config/ia64/t-ia64 (ia64-c.o): Likewise.
6151 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
6152 * config/mips/x-native (driver-native.o): Likewise.
6153 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
6154 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
6155 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
6156 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
6157 * config/score/t-score-elf (score7.o): Likewise.
6158 (score3.o): Likewise.
6159 * config/sh/t-sh (sh-c.o): Likewise.
6160 * config/sh/t-symbian (sh-c.o): Likewise.
6161 (symbian.o): Likewise.
6162 * config/spu/t-spu-elf (spu-c.o): Likewise.
6163 * config/v850/t-v850 (v850-c.o): Likewise.
6164 * config/v850/t-v850e (v850-c.o): Likewise.
6166 2009-05-26 Richard Guenther <rguenther@suse.de>
6168 PR tree-optimization/40122
6169 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
6170 VECTOR_CSTs if possible.
6171 (fold_gimple_assign): Likewise.
6173 2009-05-26 Richard Guenther <rguenther@suse.de>
6176 * fold-const.c (fold_binary): Use the correct types for building
6179 2009-05-26 Richard Guenther <rguenther@suse.de>
6181 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
6182 redundant calls to merge_alias_info.
6183 (bump_vector_ptr): Likewise.
6184 * tree-ssa-copy.c (merge_alias_info): Remove.
6185 (replace_exp_1): Remove call to merge_alias_info.
6186 (propagate_tree_value): Likewise.
6187 (fini_copy_prop): Propagate points-to info.
6188 * tree-flow.h (merge_alias_info): Remove.
6190 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
6192 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
6194 2009-05-25 Jan Hubicka <jh@suse.cz>
6196 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6197 * cgraph.h (struct inline_summary): New filed self_wize,
6198 size_inlining_benefit, self_time and time_inlining_benefit.
6199 (struct cgraph_global_info): Replace insns by time ans size fields.
6200 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6201 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6202 (ipcp_update_callgraph): Do not touch function bodies.
6203 * ipa-inline.c: Include except.h
6204 (MAX_TIME): New constant.
6205 (overall_insns): Remove.
6207 (overall_size, max_benefit): New static variables.
6208 (cgraph_estimate_time_after_inlining): New function.
6209 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6210 (cgraph_clone_inlined_nodes): Update size.
6211 (cgraph_mark_inline_edge): Update size.
6212 (cgraph_estimate_growth): Use size info.
6213 (cgraph_check_inline_limits): Check size.
6214 (cgraph_default_inline_p): Likewise.
6215 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6216 (cgraph_decide_recursive_inlining): Check size.
6217 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6219 (cgraph_decide_inlining): Likewise.
6220 (cgraph_decide_inlining_incrementally): Likewise; honor
6221 PARAM_EARLY_INLINING_INSNS.
6222 (likely_eliminated_by_inlining_p): New predicate.
6223 (estimate_function_body_sizes): New function.
6224 (compute_inline_parameters): Use it.
6225 * except.c (must_not_throw_labels): New function.
6226 * except.h (must_not_throw_labels): Declare.
6227 * tree-inline.c (init_inline_once): Kill inlining_weigths
6228 * tree-ssa-structalias.c: Avoid uninitialized warning.
6229 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6230 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6231 (PARAM_INLINE_CALL_COST): Remove.
6232 (PARAM_EARLY_INLINING_INSNS): New.
6234 2009-05-25 Richard Guenther <rguenther@suse.de>
6236 PR tree-optimization/36327
6237 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
6238 callback for reference translation or lookup at the point of may-defs.
6239 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
6240 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
6241 for union COMPONENT_REFs.
6242 (vn_reference_lookup_3): New callback. Lookup from memset
6243 and CONSTRUCTOR assignment, translate through struct copies.
6244 (vn_reference_lookup_pieces): Make sure to not free the
6245 passed operands array. Adjust walk_non_aliased_vuses call.
6246 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
6247 make sure we do not leak memory.
6249 2009-05-25 Richard Guenther <rguenther@suse.de>
6251 * tree-ssa-alias.h (dump_points_to_solution): Declare.
6252 * tree-inline.c (expand_call_inline): Reset the escaped and
6254 * tree-ssa-structalias.c (pass_build_ealias): New.
6255 * tree-pass.h (pass_build_ealias): Declare.
6256 * passes.c (init_optimization_passes): Add PTA during
6257 early optimizations.
6258 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
6259 and CALLUSED solutions.
6260 (dump_points_to_solution): New function, split out from ...
6261 (dump_points_to_info_for): ... here.
6262 * tree-parloops.c (parallelize_loops): Reset the escaped and
6265 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6268 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
6269 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
6271 2009-05-25 Ira Rosen <irar@il.ibm.com>
6273 PR tree-optimization/40238
6274 * tree-vect-stmts.c (vect_init_vector): Insert initialization
6275 statements after basic block's labels.
6276 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
6277 to free the allocated memory.
6279 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
6281 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
6282 return address with a USE.
6284 2009-05-24 Richard Guenther <rguenther@suse.de>
6287 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
6288 array type from the main variant of the inner type.
6290 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6292 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
6293 definition to bool (from int) to un-break build.
6294 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
6296 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
6298 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
6299 discard_stmt_changes): Delete.
6300 * tree-ssa-operands.c (scb_stack): Delete.
6301 (init_ssa_operands): Do not initialize it.
6302 (fini_ssa_operands): Do not free it.
6303 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
6305 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
6306 update_stmt, remove the others. Fix comments.
6307 * tree-dfa.c (optimize_stack_restore): Likewise.
6308 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
6309 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
6310 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
6311 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
6313 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
6314 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
6315 (dom_opt_finalize_block): Likewise, adjusting access to
6317 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
6318 (stmts_to_rescan): Change item type to gimple.
6319 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
6321 2009-05-24 Ira Rosen <irar@il.ibm.com>
6323 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
6324 * tree-pass.h (pass_slp_vectorize): New pass.
6325 * params.h (SLP_MAX_INSNS_IN_BB): Define.
6326 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
6327 * tree-vectorizer.c (timevar.h): Include.
6328 (user_vect_verbosity_level): Declare.
6329 (vect_location): Fix comment.
6330 (vect_set_verbosity_level): Update user_vect_verbosity_level
6331 instead of vect_verbosity_level.
6332 (vect_set_dump_settings): Add an argument. Ignore user defined
6333 verbosity if dump flags require higher level of verbosity. Print to
6334 stderr only for loop vectorization.
6335 (vectorize_loops): Update call to vect_set_dump_settings.
6336 (execute_vect_slp): New function.
6337 (gate_vect_slp): Likewise.
6338 (struct gimple_opt_pass pass_slp_vectorize): New.
6339 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
6341 (vec_info_for_bb): New function.
6342 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
6343 (VECTORIZATION_ENABLED): New macro.
6344 (SLP_ENABLED, SLP_DISABLED): Likewise.
6345 (vect_is_simple_use): Add bb_vec_info argument.
6346 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
6347 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
6348 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
6349 vect_schedule_slp, vect_analyze_slp): Likewise.
6350 (vect_analyze_stmt): Add slp_tree argument.
6351 (find_bb_location): Declare.
6352 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
6353 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
6354 (vect_analyze_loop_operations, vect_analyze_loop,
6355 get_initial_def_for_induction, vect_create_epilog_for_reduction,
6356 vect_finalize_reduction, vectorizable_reduction,
6357 vectorizable_live_operation, vect_transform_loop): Likewise.
6358 * tree-data-ref.c (dr_analyze_innermost): Update comment,
6359 skip evolution analysis if analyzing a basic block.
6360 (dr_analyze_indices): Likewise.
6361 (initialize_data_dependence_relation): Skip the test whether the
6362 object is invariant for basic blocks.
6363 (compute_all_dependences): Skip dependence analysis for data
6364 references in basic blocks.
6365 (find_data_references_in_stmt): Don't fail in case of invariant
6366 access in basic block.
6367 (find_data_references_in_bb): New function.
6368 (find_data_references_in_loop): Move code to
6369 find_data_references_in_bb and add a call to it.
6370 (compute_data_dependences_for_bb): New function.
6371 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
6372 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
6374 (vect_analyze_data_ref_dependence): Check for interleaving in case of
6375 unknown dependence in basic block and fail in case of dependence in
6377 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
6378 dependence instances from either loop or basic block vectorization
6380 (vect_compute_data_ref_alignment): Check if it is loop vectorization
6381 before calling nested_in_vect_loop_p.
6382 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
6383 dependence instances from either loop or basic block vectorization
6385 (vect_verify_datarefs_alignment): Likewise.
6386 (vect_enhance_data_refs_alignment): Adjust function calls.
6387 (vect_analyze_data_refs_alignment): Likewise.
6388 (vect_analyze_group_access): Fix printing. Skip different checks if
6389 DR_STEP is 0. Keep strided stores either in loop or basic block
6390 vectorization data structure. Fix indentation.
6391 (vect_analyze_data_ref_access): Fix comments, allow zero step in
6393 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
6394 dependence instances from either loop or basic block vectorization
6396 (vect_analyze_data_refs): Update comment. Call
6397 compute_data_dependences_for_bb to analyze basic blocks.
6398 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
6399 case of loop vectorization. In case of basic block vectorization use
6400 data-ref itself as a base.
6401 (vect_create_data_ref_ptr): In case of basic block vectorization:
6402 don't advance the pointer, add new statements before the current
6403 statement. Adjust function calls.
6404 (vect_supportable_dr_alignment): Support only aligned accesses in
6405 basic block vectorization.
6406 * common.opt (ftree-slp-vectorize): New flag.
6407 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
6408 (vect_pattern_recog_1): Likewise.
6409 * tree-vect-stmts.c (process_use): Likewise.
6410 (vect_init_vector): Add new statements in the beginning of the basic
6411 block in case of basic block SLP.
6412 (vect_get_vec_def_for_operand): Adjust function calls.
6413 (vect_finish_stmt_generation): Likewise.
6414 (vectorizable_call): Add assert that it is loop vectorization, adjust
6416 (vectorizable_conversion, vectorizable_assignment): Likewise.
6417 (vectorizable_operation): In case of basic block SLP, take
6418 vectorization factor from statement's type and skip the relevance
6419 check. Adjust function calls.
6420 (vectorizable_type_demotion): Add assert that it is loop
6421 vectorization, adjust function calls.
6422 (vectorizable_type_promotion): Likewise.
6423 (vectorizable_store): Check for outer loop only in case of loop
6424 vectorization. Adjust function calls. For basic blocks, skip the
6425 relevance check and don't advance pointers.
6426 (vectorizable_load): Likewise.
6427 (vectorizable_condition): Add assert that it is loop vectorization,
6428 adjust function calls.
6429 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
6430 that it is not reduction, get vector type, call only supported
6431 functions, skip loop specific parts.
6432 (vect_transform_stmt): Check for outer loop only in case of loop
6434 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
6435 (vect_is_simple_use): Fix comment, add new argument, fix conditions
6436 for external definition.
6437 * passes.c (pass_slp_vectorize): New pass.
6438 * tree-vect-slp.c (find_bb_location): New function.
6439 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
6440 check for patterns only in loops.
6441 (vect_build_slp_tree): Add argument, adjust function calls, fail in
6442 case of multiple types in basic block SLP.
6443 (vect_mark_slp_stmts_relevant): New function.
6444 (vect_supported_load_permutation_p): Fix comment.
6445 (vect_analyze_slp_instance): Add argument. In case of basic block
6446 SLP, take vectorization factor from statement's type, check that
6447 unrolling factor is 1. Adjust function call. Save SLP instance in
6448 either loop or basic block vectorization structure. Return FALSE,
6450 (vect_analyze_slp): Add argument. Get strided stores groups from
6451 either loop or basic block vectorization structure. Return FALSE
6452 if basic block SLP failed.
6453 (new_bb_vec_info): New function.
6454 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
6455 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
6456 (vect_schedule_slp): Add argument. Get SLP instances from either
6457 loop or basic block vectorization structure. Set vectorization factor
6458 to be 1 for basic block SLP.
6459 (vect_slp_transform_bb): New function.
6460 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
6462 2009-05-23 Mark Mitchell <mark@codesourcery.com>
6464 * final.c (shorten_branches): Do not align labels for jump tables.
6465 (final_scan_insn): Use JUMP_TABLE_DATA_P.
6467 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
6469 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
6470 Remove outdated reference to flow.c and fix nits.
6471 * doc/gccint.texi: Tweak RTL description.
6472 * doc/rtl.texi: Likewise.
6474 2009-05-23 Denis Chertykov <chertykov@gmail.com>
6476 * config/avr/avr.c: Change my email address.
6477 * config/avr/avr.h: Likewise.
6478 * config/avr/avr.md: Likewise.
6479 * config/avr/avr-protos.h: Likewise.
6480 * config/avr/libgcc.S: Likewise.
6482 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6484 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
6485 (spu_split_load, spu_split_store): Change return type to int.
6486 (spu_split_convert): Declare.
6487 * config/spu/predicates.md (spu_mem_operand): Remove.
6488 (spu_mov_operand): Update.
6489 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
6490 * config/spu/spu.c (regno_aligned_for_load): Remove.
6491 (reg_aligned_for_addr, spu_expand_load): Define.
6492 (spu_expand_extv): Reimplement and handle MEM.
6493 (spu_expand_insv): Handle MEM.
6494 (spu_sched_reorder): Handle insn's with length 0.
6495 (spu_legitimate_address_p): Reimplement.
6496 (store_with_one_insn_p): Return TRUE for any mode with size
6497 larger than 16 bytes.
6498 (address_needs_split): Define.
6499 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
6501 (spu_convert_move): Define.
6502 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
6503 (spu_split_store): Change all MEM's to TImode.
6504 (spu_init_expanders): Preallocate registers that correspond to
6505 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
6507 (spu_split_convert): Define.
6508 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
6509 (_move<mode>, _movdi, _movti): Update predicate and condition.
6510 (load, store): Change to define_split.
6511 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
6513 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
6514 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
6515 define_insn_and_split of lshr<mode>3.
6516 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
6517 (<v>ashr<mode>3_imm): Define.
6518 (extv, extzv, insv): Allow MEM operands.
6519 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
6520 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
6521 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
6522 (_spu_convert2): Change to define_insn_and_split and remove the
6523 corresponding define_peephole2.
6524 (stack_protect_set, stack_protect_test, stack_protect_test_si):
6525 Change predicates to memory_operand.
6527 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6529 * config/arm/thumb2.md: Add 16-bit multiply instructions.
6531 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6533 PR tree-optimization/40219
6534 * tree.c (iterative_hash_expr): Make sure the builtin function is
6535 a normal builtin function and not a front end or back end builtin
6536 before indexing into the built_in_decls array.
6538 2009-05-22 Richard Guenther <rguenther@suse.de>
6541 * alias.c (write_dependence_p): Do not use TBAA for answering
6542 anti-dependence or output-dependence.
6543 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
6544 (emit_pointer_definition): Remove.
6545 (emit_alias_warning): Likewise.
6546 (find_what_var_points_to): Remove TBAA pruning code.
6547 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
6549 (compute_points_to_sets): Remove code computing the set of
6550 dereferenced pointers.
6551 * tree-data-ref.c (dr_may_alias_p): Properly use the split
6552 oracle for querying anti and output dependencies.
6553 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
6554 if TBAA may be applied.
6555 (refs_anti_dependent_p): New function.
6556 (refs_output_dependent_p): Likewise.
6557 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
6558 (refs_output_dependent_p): Likewise.
6559 * doc/tree-ssa.texi (Memory model): New section.
6560 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6561 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6562 * cfgexpand.c (expand_gimple_basic_block): Do not handle
6563 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
6564 * expr.c (expand_expr_real_1): Likewise.
6565 * gimple-low.c (lower_stmt): Likewise.
6566 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
6567 (dump_gimple_cdt): Remove.
6568 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6569 (gimple_size): Likewise.
6570 (walk_gimple_op): Likewise.
6571 (is_gimple_stmt): Likewise.
6572 (walk_stmt_load_store_addr_ops): Likewise.
6573 (gimple_build_cdt): Remove.
6574 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6575 * gimple.h (gimple_cdt_new_type): Remove.
6576 (gimple_cdt_new_type_ptr): Likewise.
6577 (gimple_cdt_set_new_type): Likewise.
6578 (gimple_cdt_location): Likewise.
6579 (gimple_cdt_location_ptr): Likewise.
6580 (gimple_cdt_set_location): Likewise.
6581 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6582 * tree-cfg.c (remove_useless_stmts_1): Do not handle
6583 GIMPLE_CHANGE_DYNAMIC_TYPE.
6584 (verify_types_in_gimple_stmt): Likewise.
6585 * tree-inline.c (estimate_num_insns): Likewise.
6586 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
6587 (copy_decl_to_var): Likewise.
6588 (copy_result_decl_to_var): Likewise.
6589 * tree-pretty-print.c (dump_generic_node): Do not handle
6590 CHANGE_DYNAMIC_TYPE_EXPR.
6591 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6592 * tree-ssa-operands.c (get_expr_operands): Likewise.
6593 * tree-ssa-structalias.c (struct variable_info): Remove
6594 no_tbaa_pruning member.
6595 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
6596 (unify_nodes): Do not copy it.
6597 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6598 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
6599 (set_uids_in_ptset): Do not check it.
6600 (find_what_var_points_to): Likewise.
6601 (compute_tbaa_pruning): Remove.
6602 (compute_points_to_sets): Do not call it.
6603 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6604 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6605 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
6606 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
6607 (DECL_NO_TBAA_P): Likewise.
6608 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
6609 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
6610 (expand_omp_atomic_pipeline): Do not set it.
6611 * print-tree.c (print_node): Do not dump it.
6612 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6615 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
6618 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
6621 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6623 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
6626 2009-05-22 Ben Elliston <bje@au.ibm.com>
6628 * Makefile.in (bversion.h, s-bversion): New targets.
6629 (TOPLEV_H): Add bversion.h.
6630 * toplev.h: Include "bversion.h".
6631 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
6632 the __format__ attribute only if compiling with the same version
6633 of GCC as the sources (the "build version").
6635 2009-05-22 Ben Elliston <bje@au.ibm.com>
6637 * c-format.c (handle_format_attribute): Fix comment typo.
6639 2009-05-21 Steve Ellcey <sje@cup.hp.com>
6642 * config/ia64/ia64.opt (mfused-madd): New.
6643 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
6644 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
6645 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
6646 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
6647 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
6648 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
6649 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
6650 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
6651 instruction if !TARGET_FUSED_MADD.
6652 (fpma, fpms): Remove colon from name.
6654 2009-05-22 Richard Guenther <rguenther@suse.de>
6656 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
6657 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
6658 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
6660 (create_expression_by_pieces): Only convert if necessary.
6661 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
6662 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
6664 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
6666 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
6667 regular pattern from a template and rename it ...
6668 (*extzv_truncsi_exts): ... to this.
6670 2009-05-21 Richard Guenther <rguenther@suse.de>
6672 * cgraph.h (struct cgraph_node): Remove inline_decl member.
6673 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
6674 (cgraph_default_inline_p): Likewise.
6675 (cgraph_decide_inlining_incrementally): Likewise.
6677 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
6678 Uros Bizjak <ubizjak@gmail.com>
6680 * config/i386/cpuid.h (bit_MOVBE): New.
6682 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
6684 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
6685 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
6686 (ix86_handle_option): Handle OPT_mmovbe.
6687 (ix86_target_string): Add -mmovbe.
6688 (pta_flags): Add PTA_MOVBE.
6689 (processor_alias_table): Add PTA_MOVBE to "atom".
6690 (override_options): Handle PTA_MOVBE.
6692 * config/i386/i386.h (TARGET_MOVBE): New.
6694 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
6695 (*bswapsi_movbe): New.
6696 (*bswapdi_movbe): Likewise.
6697 (bswapdi2): Renamed to ...
6699 (bswapdi2): New expander.
6701 * config/i386/i386.opt (mmovbe): New.
6703 * doc/invoke.texi: Document -mmovbe.
6705 2009-05-21 Taras Glek <tglek@mozilla.com>
6707 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
6708 * gcc-plugin.h (plugin_init): Updated signature.
6709 * gcc-plugin.h (plugin_name_args): Moved to this header.
6710 * doc/plugins.texi (plugin_init): Updated documention to reflect
6712 * doc/plugins.texi (plugin_name_args): Added to documention.
6714 2009-05-21 Mark Mitchell <mark@codesourcery.com>
6716 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
6717 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
6719 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
6721 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
6722 JUMP_TABLE_DATA_P predicates where applicable.
6723 * config/i386/predicates.md: Ditto.
6724 * config/i386/sse.md: Ditto.
6726 2009-05-21 Jakub Jelinek <jakub@redhat.com>
6728 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
6729 operand2 -128 override length_immediate attribute to 1.
6730 * config/i386/predicates.md (constm128_operand): New predicate.
6732 * config/i386/i386.c (memory_address_length): Handle %r12
6733 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
6735 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
6736 mode look through optional ZERO_EXTEND and SUBREG.
6737 * config/i386/i386.md (R12_REG): New define_constant.
6738 (prefix_data16): For sse unit set also for MODE_TI insns.
6739 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
6740 insns set if operand 1 is ext_QIreg_operand.
6741 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
6742 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
6744 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
6745 mode from MODE_DI to MODE_SI.
6746 (movdi_1_rex64): Override modrm and length_immediate attributes
6747 only for movabs (TYPE_IMOV, alternative 2).
6748 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
6749 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
6750 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
6751 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
6752 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
6753 prefix_rex attribute if DImode.
6754 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
6755 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
6756 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
6757 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
6758 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
6759 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
6760 Likewise. For TYPE_IMOV clear length_immediate attribute.
6761 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
6762 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
6763 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
6764 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
6765 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
6766 or one operand TYPE_ISHIFT.
6767 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
6768 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
6769 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
6770 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
6771 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
6772 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
6773 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
6774 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
6775 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
6776 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
6777 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
6778 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
6779 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
6780 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
6781 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
6782 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
6783 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
6784 set mode attribute, don't override length attribute.
6785 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
6787 (return_internal_long): Set length attribute to 2 instead of 1.
6788 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
6789 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
6790 prefix_rex attribute.
6791 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
6793 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
6795 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6797 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
6799 2009-05-20 Ian Lance Taylor <iant@google.com>
6801 * tree.c (build_tree_list_vec_stat): New function.
6802 (ctor_to_vec): New function.
6803 (build_nt_call_vec): New function.
6804 (build_call_array): Change args to be a const pointer.
6805 (build_call_vec): New function.
6806 * tree.h (build_nt_call_vec): Declare.
6807 (build_tree_list_vec_stat): Declare.
6808 (build_tree_list_vec): Define.
6809 (build_call_array): Update declaration.
6810 (build_call_vec): Declare.
6811 (ctor_to_vec): Declare.
6812 * c-common.c (tree_vector_cache): New static variable.
6813 (make_tree_vector): New function.
6814 (release_tree_vector): New function.
6815 (make_tree_vector_single): New function.
6816 (make_tree_vector_copy): New function.
6817 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
6818 (make_tree_vector_single, make_tree_vector_copy): Declare.
6819 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
6820 (c_parser_expr_list): Don't manage cache here, instead call
6822 (c_parser_release_expr_list): Remove static function.
6823 (c_parser_vec_to_tree_list): Remove static function.
6824 (c_parser_attributes): Call build_tree_list_vec instead of
6825 c_parser_vec_to_tree_list. Call release_tree_vector instead of
6826 c_parser_release_expr_list.
6827 (c_parser_postfix_expression_after_primary): Likewise.
6828 (c_parser_objc_keywordexpr): Likewise.
6830 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
6832 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
6833 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
6834 TARGET_CONVERT_TO_TYPE.
6835 * hooks.c (hook_tree_const_tree_null): Define.
6836 * hooks.h (hook_tree_const_tree_null): Declare.
6837 * target.h (struct gcc_target): Add invalid_parameter_type,
6838 invalid_return_type, promoted_type, and convert_to_type fields.
6839 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
6840 (TARGET_INVALID_RETURN_TYPE): Define.
6841 (TARGET_PROMOTED_TYPE): Define.
6842 (TARGET_CONVERT_TO_TYPE): Define.
6843 (TARGET_INITIALIZER): Update for new fields.
6844 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
6845 (grokparms): Check targetm.invalid_parameter_type.
6846 * c-typeck.c (default_conversion): Check targetm.promoted_type.
6847 * c-convert.c (convert): Check targetm.convert_to_type.
6849 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
6851 * config/mips/mips.md (*extenddi_truncate<mode>,
6852 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
6854 (*extendhi_truncateqi): New define_insn_and_sptit.
6856 2009-05-20 Jakub Jelinek <jakub@redhat.com>
6859 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
6860 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
6862 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
6864 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
6865 the operand of VIEW_CONVERT_EXPR.
6867 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
6869 * config/i386/driver-i386.c (host_detect_local_cpu): Check
6870 extended family and model for Intel processors. Support Intel Atom.
6872 2009-05-20 Olivier Hainque <hainque@adacore.com>
6874 * gstab.h (stab_code_type): Define, to be used instead of the
6875 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
6877 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
6878 occurrences by stab_code_type.
6879 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
6881 2009-05-20 Martin Jambor <mjambor@suse.cz>
6883 * tree-flow.h (insert_edge_copies_seq): Undeclare.
6884 (sra_insert_before): Likewise.
6885 (sra_insert_after): Likewise.
6886 (sra_init_cache): Likewise.
6887 (sra_type_can_be_decomposed_p): Likewise.
6888 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
6889 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
6890 (sra_insert_before): Likewise.
6891 (sra_insert_after): Likewise.
6892 (sra_init_cache): Likewise.
6893 (insert_edge_copies_seq): Made static and moved upwards.
6895 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
6898 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
6900 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
6901 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
6904 2009-05-20 Richard Guenther <rguenther@suse.de>
6906 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6907 with mismatched comparison modes.
6909 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6911 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
6912 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
6913 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
6914 with shifts for Thumb2.
6915 (orsi_notsi): New for orn.
6916 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
6917 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
6918 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
6919 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
6920 Don't invert remainder for IOR.
6922 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
6924 PR tree-optimization/40087
6925 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
6926 number_of_iterations_ne): Rename never_infinite argument.
6927 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
6928 number_of_iterations_le): Handle pointer-type ivs when
6929 exit_must_be_taken is false.
6930 (number_of_iterations_cond): Do not always assume that
6931 exit_must_be_taken if the control variable is a pointer.
6933 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6935 * c-typeck.c (build_binary_op): Allow % on integal vectors.
6936 * doc/extend.texi (Vector Extension): Document that % is allowed too.
6938 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
6940 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
6941 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
6943 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6946 * c.opt (Wlogical-op): Disabled by default.
6947 * c-opt (c_common_post_options): Do not enable Wlogical-op with
6949 * doc/invoke.texi (Wlogical-op): Likewise.
6951 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
6953 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
6955 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
6956 Propagate the type of the first operand.
6957 <ASSERT_EXPR>: Simplify.
6958 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
6959 Rewrite using the RHS code as discriminant.
6960 <NOP_EXPR>: Turn into CASE_CONVERT.
6961 <PLUS_EXPR>: Propagate the type of the first operand.
6963 2009-05-19 Steve Ellcey <sje@cup.hp.com>
6965 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
6966 (ia64_dconst_0_375): New.
6967 * config/ia64/ia64.c (ia64_override_options): Remove
6968 -minline-sqrt-min-latency warning.
6969 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
6970 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
6971 * config/ia64/ia64.md (*sqrt_approx): Remove.
6972 (sqrtsf2): Remove #if 0.
6973 (sqrtsf2_internal_thr): Rewrite and move to div.md.
6974 (sqrtdf): Remove assert.
6975 (sqrtdf2_internal_thr): Rewrite and move to div.md.
6976 (sqrtxf2): Remove #if 0.
6977 (sqrtxf2_internal_thr): Rewrite and move to div.md.
6978 * div.md (sqrt_approx_rf): New.
6979 (sqrtsf2_internal_thr): New implementation.
6980 (sqrtsf2_internal_lat): New.
6981 (sqrtdf2_internal_thr: New implementation.
6982 (sqrtxf2_internal): New implementation.
6984 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
6985 Hans-Peter Nilsson <hp@axis.com>
6987 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
6988 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
6989 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
6990 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
6991 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
6992 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
6993 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
6994 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
6995 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
6996 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
6997 * c-common.c: ...from here.
6999 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7001 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
7003 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7005 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
7007 2009-05-19 Ben Elliston <bje@au.ibm.com>
7009 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
7010 assignments with memcpy calls.
7011 (add_fdes): Likewise.
7012 (binary_search_unencoded_fdes): Likewise.
7013 (linear_search_fdes): Eliminate type puns.
7015 2009-05-19 Richard Guenther <rguenther@suse.de>
7017 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
7018 not falsely claim to have propagated into all uses.
7020 2009-05-19 Ben Elliston <bje@au.ibm.com>
7022 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
7025 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7027 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
7028 * config/sh/sh.c (sh_legitimate_address_p): Make static.
7029 (TARGET_LEGITIMATE_ADDRESS_P): New.
7030 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7031 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7033 2009-05-18 Dodji Seketeli <dodji@redhat.com>
7036 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
7037 child of the containing namespace's DIE.
7039 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
7041 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
7042 *zero_extendhi_truncqi): Move after the zero_extend patterns.
7043 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
7046 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
7049 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
7050 gen_align with gen_pad.
7051 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
7052 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
7054 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
7055 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
7057 * config/i386/i386.md (align): Renamed to ...
7058 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
7059 ASM_OUTPUT_MAX_SKIP_PAD.
7061 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
7063 * config.gcc: Fix variable syntax.
7066 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
7067 before calling exact_log2.
7068 (output_iorsi3): Likewise.
7069 (output_xorsi3): Likewise.
7071 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7073 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
7074 for the none zero constant operand except for EQ and NE
7075 comprisons even when the first operand is R0.
7077 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
7079 * config/s390/2064.md: Remove trailing whitespaces.
7080 * config/s390/2084.md: Likewise.
7081 * config/s390/constraints.md: Likewise.
7082 * config/s390/fixdfdi.h: Likewise.
7083 * config/s390/libgcc-glibc.ver: Likewise.
7084 * config/s390/s390-modes.def: Likewise.
7085 * config/s390/s390-protos.h: Likewise.
7086 * config/s390/s390.c: Likewise.
7087 * config/s390/s390.h: Likewise.
7088 * config/s390/s390.md: Likewise.
7089 * config/s390/tpf-unwind.h: Likewise.
7091 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7093 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
7095 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7098 * configure.ac (m68k-*-*): Check if binutils support TLS.
7099 * configure: Regenerate.
7100 * config/m68k/predicates.md (symbolic_operand): Extend comment.
7101 * config/m68k/constraints.md (Cu): New constraint.
7102 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
7103 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
7104 (movsi): Handle TLS symbols.
7105 (addsi3_5200): Handle XTLS symbols, indent.
7106 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
7107 (m68k_tls_reference_p): Declare.
7108 (m68k_legitimize_address): Declare.
7109 (m68k_unwrap_symbol): Declare.
7110 * config/m68k/m68k.opt (mxtls): New option.
7111 * config/m68k/m68k.c (ggc.h): Include.
7112 (m68k_output_dwarf_dtprel): Implement hook.
7113 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
7114 (m68k_expand_prologue): Load GOT pointer when function needs it.
7115 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
7116 (m68k_legitimate_constant_address_p): Same.
7117 (m68k_decompose_address): Handle TLS references.
7118 (m68k_get_gp): New static function.
7119 (enum m68k_reloc): New contants.
7120 (TLS_RELOC_P): New macro.
7121 (m68k_wrap_symbol): New static function.
7122 (m68k_unwrap_symbol): New function.
7123 (m68k_final_prescan_insn_1): New static function.
7124 (m68k_final_prescan_insn): New function.
7125 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
7127 (legitimize_pic_address): Handle TLS references..
7128 (m68k_tls_get_addr, m68k_get_tls_get_addr)
7129 (m68k_libcall_value_in_a0_p)
7130 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
7131 (m68k_call_m68k_read_tp): Helper variables and functions for ...
7132 (m68k_legitimize_tls_address): Handle TLS references.
7133 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
7135 (m68k_legitimize_address): Handle TLS symbols.
7136 (m68k_get_reloc_decoration): New static function.
7137 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
7139 (m68k_output_dwarf_dtprel): Implement hook.
7140 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
7141 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
7142 m68k_call_* routines.
7143 (sched_attr_op_type): Handle TLS symbols.
7144 (gt-m68k.h): Include.
7145 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
7146 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
7148 2009-05-18 Martin Jambor <mjambor@suse.cz>
7150 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
7151 (visit_store_addr_for_mod_analysis): New function.
7152 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
7153 (determine_cst_member_ptr): Use gimple_assign_single_p.
7154 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
7155 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
7156 operands. Don't check number of operands of a NOP_EXPR.
7158 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
7160 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
7162 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
7165 * c-common.c (warn_logical_operator): Don't warn if one of
7166 expression isn't always true or false.
7168 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
7170 * config/i386/biarch32.h: New file.
7171 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
7173 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
7175 * config/mips/mips.md (*zero_extend<mode>_trunchi,
7176 *zero_extend<mode>_truncqi): Merge these into ...
7177 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
7178 Name the pattern following this as *zero_extendhi_truncqi.
7180 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
7183 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
7184 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
7185 (output_info): Make field HOST_WIDEST_INT.
7186 (print_statistics): Use HOST_WIDEST_INT_PRINT.
7187 (dump_bitmat_statistics): Same.
7189 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
7191 * config.gcc (use_gcc_stdint): Set to wrap.
7192 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7193 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7194 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7195 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7196 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7197 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7198 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7199 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7201 2009-05-16 Joseph Myers <joseph@codesourcery.com>
7203 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
7205 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
7206 Move definitions earlier.
7207 (OPT_ARCH64, OPT_ARCH32): Define.
7208 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
7211 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7214 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
7217 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7219 * arm.md (movdi2): Copy non-reg values to DImode registers.
7221 2009-05-16 Jakub Jelinek <jakub@redhat.com>
7224 * final.c (label_to_max_skip): New function.
7225 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
7226 CODE_LABEL_NUMBER <= max_labelno.
7227 * output.h (label_to_max_skip): New prototype.
7228 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
7229 (ix86_avoid_jump_mispredicts): ... this. Don't define if
7230 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
7231 Handle CODE_LABELs with >= 16 byte alignment or with
7232 max_skip == (1 << align) - 1.
7233 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
7234 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
7237 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
7238 .p2align 3 if MAX_SKIP is smaller than 7.
7239 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7241 2009-05-15 Ian Lance Taylor <iant@google.com>
7243 * alias.c (struct alias_set_entry_d): Rename from struct
7244 alias_set_entry. Change all uses.
7245 * except.c (struct call_site_record_d): Rename from struct
7246 call_site_record. Change all uses.
7247 * except.h (struct eh_region_d): Rename from struct eh_region.
7249 * gcse.c (struct hash_table_d): Rename from struct hash_table.
7251 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
7252 ivtype_map_elt. Change all uses.
7253 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
7255 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
7256 * graphite.h (struct name_tree_d): Rename from struct name_tree.
7258 (struct sese_d): Rename from struct sese. Change all uses.
7259 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
7260 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
7261 * optabs.h (struct optab_d): Rename from struct optab. Change all
7263 (struct convert_optab_d): Rename from struct convert_optab.
7265 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
7266 ipa_opt_pass. Change all uses.
7267 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
7270 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
7271 defined as a typedef.
7272 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
7275 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7278 * fold-const.c (make_range,build_range_check,merge_ranges): Move
7280 (merge_ranges): Returns bool.
7281 * tree.h (make_range): .. to here.
7282 (build_range_check): Likewise.
7283 (merge_ranges): Likewise. Renamed from merge_ranges.
7284 * c-typeck.c (parser_build_binary_op): Update calls to
7285 warn_logical_operator.
7286 * c-common.c (warn_logical_operator): Add new warning.
7287 * c-common.h (warn_logical_operator): Update declaration.
7289 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7291 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
7293 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7295 * doc/install.texi: Document MPC requirements, flags etc.
7297 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
7298 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
7299 Evaluate constant arguments.
7300 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
7301 (fold_builtin_1): Likewise, also evaluate constant arguments.
7302 Remove superfluous break.
7303 (do_mpc_ckconv): New.
7304 * real.h: Include mpc.h.
7305 * toplev.c (print_version): Output MPC version info if available.
7307 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7309 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
7311 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
7313 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
7316 2009-05-15 Jan Hubicka <jh@suse.cz>
7318 * doc/invoke.texi (max-early-inliner-iterations): New flag.
7319 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
7320 (try_inline): Fix return value.
7321 (cgraph_decide_inlining_incrementally): Honor new value.
7322 (cgraph_early_inlining): Handle indirect inlining.
7323 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
7325 2009-05-15 Jan Hubicka <jh@suse.cz>
7327 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
7328 * cgraphunit.c (cgraph_finalize_function): Set it.
7329 (cgraph_expand_function): Use it.
7331 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7333 * real.c (encode_ieee_half): Define.
7334 (decode_ieee_half): Define.
7335 (ieee_half_format): Define.
7336 (arm_half_format): Define.
7337 * real.h (ieee_half_format): Declare.
7338 (arm_half_format): Declare.
7340 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7342 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
7343 swapped, and reversed optabs exist before trying to use them.
7345 2009-05-15 Paul Brook <paul@codesourcery.com>
7346 Sandra Loosemore <sandra@codesourcery.com>
7348 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
7349 loads. Allow PRE_DEC.
7350 (output_move_neon): Handle PRE_DEC.
7351 (arm_print_operand): Add 'A' for neon structure loads.
7352 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
7353 * config/arm/neon.md (neon_mov): Update comment.
7354 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
7356 (Um): New constraint.
7358 2009-05-15 Jan Hubicka <jh@suse.cz>
7360 Revert the following patch until testsuite fallout is fixed:
7361 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7362 * cgraph.h (struct inline_summary): New filed self_wize,
7363 size_inlining_benefit, self_time and time_inlining_benefit.
7364 (struct cgraph_global_info): Replace insns by time ans size fields.
7365 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7366 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7367 (ipcp_update_callgraph): Do not touch function bodies.
7368 * ipa-inline.c: Include except.h
7369 (MAX_TIME): New constant.
7370 (overall_insns): Remove
7371 (overall_size, max_benefit): New static variables.
7372 (cgraph_estimate_time_after_inlining): New function.
7373 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7374 (cgraph_clone_inlined_nodes): Update size.
7375 (cgraph_mark_inline_edge): Update size.
7376 (cgraph_estimate_growth): Use size info.
7377 (cgraph_check_inline_limits): Check size.
7378 (cgraph_default_inline_p): Likewise.
7379 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7380 (cgraph_decide_recursive_inlining): Check size.
7381 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7383 (cgraph_decide_inlining): Likewise.
7384 (cgraph_decide_inlining_incrementally): Likewise; honor
7385 PARAM_EARLY_INLINING_INSNS.
7386 (likely_eliminated_by_inlining_p): New predicate.
7387 (estimate_function_body_sizes): New function.
7388 (compute_inline_parameters): Use it.
7389 * except.c (must_not_throw_labels): New function.
7390 * except.h (must_not_throw_labels): Declare.
7391 * tree-inline.c (init_inline_once): Kill inlining_weigths
7392 * tree-ssa-structalias.c: Avoid uninitialized warning.
7393 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7394 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7395 (PARAM_INLINE_CALL_COST): Remove.
7396 (PARAM_EARLY_INLINING_INSNS): New.
7398 2009-05-15 Richard Guenther <rguenther@suse.de>
7400 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
7401 not TODO_update_ssa.
7403 2009-05-15 Richard Guenther <rguenther@suse.de>
7405 PR tree-optimization/39999
7406 * gimple.h (gimple_expr_type): Use the expression type looking
7407 through useless conversions.
7408 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
7409 (vn_nary_op_insert_stmt): Likewise.
7410 (simplify_binary_expression): Likewise.
7412 2009-05-15 Richard Guenther <rguenther@suse.de>
7414 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7415 New options, enabled by default.
7416 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7418 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
7419 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
7420 * tree-ssa-structalias.c (gate_tree_pta): New function.
7421 (pass_build_alias): Use it.
7423 2009-05-15 Joseph Myers <joseph@codesourcery.com>
7425 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
7426 recurse on an invariant address if a conversion from a pointer
7427 type to a wider integer type is involved.
7429 2009-05-15 Jan Hubicka <jh@suse.cz>
7431 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7432 * cgraph.h (struct inline_summary): New filed self_wize,
7433 size_inlining_benefit, self_time and time_inlining_benefit.
7434 (struct cgraph_global_info): Replace insns by time ans size fields.
7435 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7436 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7437 (ipcp_update_callgraph): Do not touch function bodies.
7438 * ipa-inline.c: Include except.h
7439 (MAX_TIME): New constant.
7440 (overall_insns): Remove
7441 (overall_size, max_benefit): New static variables.
7442 (cgraph_estimate_time_after_inlining): New function.
7443 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7444 (cgraph_clone_inlined_nodes): Update size.
7445 (cgraph_mark_inline_edge): Update size.
7446 (cgraph_estimate_growth): Use size info.
7447 (cgraph_check_inline_limits): Check size.
7448 (cgraph_default_inline_p): Likewise.
7449 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7450 (cgraph_decide_recursive_inlining): Check size.
7451 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7453 (cgraph_decide_inlining): Likewise.
7454 (cgraph_decide_inlining_incrementally): Likewise; honor
7455 PARAM_EARLY_INLINING_INSNS.
7456 (likely_eliminated_by_inlining_p): New predicate.
7457 (estimate_function_body_sizes): New function.
7458 (compute_inline_parameters): Use it.
7459 * except.c (must_not_throw_labels): New function.
7460 * except.h (must_not_throw_labels): Declare.
7461 * tree-inline.c (init_inline_once): Kill inlining_weigths
7462 * tree-ssa-structalias.c: Avoid uninitialized warning.
7463 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7464 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7465 (PARAM_INLINE_CALL_COST): Remove.
7466 (PARAM_EARLY_INLINING_INSNS): New.
7467 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
7468 (inline-call-cost): Remove.
7469 (early-inlining-insns): New.
7471 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
7473 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
7475 (print_int_cst_bounds_in_octal_p): Likewise.
7476 (dbxout_type): Adjust calls to above functions. Be prepared to deal
7478 * dwarf2out.c (base_type_die): Likewise.
7479 (is_subrange_type): Delete.
7480 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
7481 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
7482 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
7483 if the destination type is boolean.
7484 (build_range_check): Do not special-case subtypes.
7485 (fold_sign_changed_comparison): Likewise.
7486 (fold_unary): Likewise.
7487 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
7488 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
7489 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
7490 * tree.c (subrange_type_for_debug_p): New predicate based on the
7491 former is_subrange_type.
7492 * tree.h (subrange_type_for_debug_p): Declare.
7493 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
7494 (convert_affine_scev): Remove call to above function.
7495 (chrec_convert_aggressive): Likewise.
7496 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
7497 false for conversions involving subtypes.
7498 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
7499 (vrp_val_min): Likewise.
7500 (needs_overflow_infinity): Likewise.
7501 (extract_range_from_unary_expr): Likewise.
7503 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
7505 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7506 * config/frv/frv.c: Likewise.
7507 * config/s390/s390.c: Likewise.
7508 * config/sparc/sparc.h: Likewise.
7509 * config/i386/i386.h: Likewise.
7510 * config/i386/i386.c: Likewise.
7511 * config/crx/crx.c: Likewise.
7512 * config/m68hc11/m68hc11.h: Likewise.
7513 * config/iq2000/iq2000.c: Likewise.
7514 * config/mn10300/mn10300.h: Likewise.
7515 * config/mn10300/mn10300.c: Likewise.
7516 * config/m68k/m68k.c: Likewise.
7517 * config/rs6000/rs6000.c: Likewise.
7518 * config/rs6000/xcoff.h: Likewise.
7519 * config/rs6000/linux64.h: Likewise.
7520 * config/rs6000/sysv4.h: Likewise.
7521 * config/score/score3.c: Likewise.
7522 * config/score/score7.c: Likewise.
7523 * config/score/score.c: Likewise.
7524 * config/arm/arm.md: Likewise.
7525 * config/mips/mips.c: Likewise.
7526 * config/mips/mips.md: Likewise.
7527 * config/bfin/bfin.h: Likewise.
7528 * config/pa/pa.c: Likewise.
7529 * config/pa/constraints.md: Likewise.
7531 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
7532 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
7533 * config/pdp11/pdp11.h: Use memory_address_p instead.
7535 2009-05-14 Ian Lance Taylor <iant@google.com>
7537 * passes.c (finish_optimization_passes): Change i to int.
7538 * plugin.c (plugins_active_p): Change event to int.
7539 (dump_active_plugins): Likewise.
7540 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
7542 * tree.c (tree_range_check_failed): Change c to unsigned int.
7543 (omp_clause_range_check_failed): Likewise.
7544 (build_common_builtin_nodes): Change mode to int. Add cast.
7545 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
7546 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
7548 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
7549 ++ or -- with a variable of enum type.
7551 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7554 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
7556 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7558 * store-motion.c: Do not include params.h
7559 * Makefile.in: Fix dependencies for various files.
7561 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7563 * auto-inc-dec.c: Fix pass description, remove apparent
7564 accidental duplication.
7566 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
7569 * ipa-utils.h (memory_identifier_string): Moved to ...
7570 * tree.h (memory_identifier_string): Here. Add GTY(()).
7572 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7574 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
7575 in the former documentation of...
7576 (GO_IF_LEGITIMATE_ADDRESS): ... this.
7577 * ira-conflicts.c (get_dup_num): Use address_operand.
7578 * targhooks.c (default_legitimate_address_p): New.
7579 * targhooks.h (default_legitimate_address_p): New.
7580 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
7582 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
7583 * target.h (struct target): Add legitimate_address_p.
7584 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
7585 (TARGET_INITIALIZER): Include it.
7587 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7588 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
7589 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
7590 (TARGET_LEGITIMATE_ADDRESS_P): New.
7592 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7593 (REG_OK_STRICT_P): Delete.
7594 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
7595 (frv_legitimate_address_p_1): ... this.
7596 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
7597 (frv_legitimate_address_p_1): ... the renamed old
7598 frv_legitimate_address_p.
7599 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
7600 (TARGET_LEGITIMATE_ADDRESS_P): New.
7602 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7603 * config/s390/s390-protos.h (legitimate_address_p): Remove.
7604 * config/s390/s390.c (legitimate_address_p): Rename to...
7605 (s390_legitimate_address_p): ... this, make static.
7606 (legitimize_address): Adjust call.
7607 (TARGET_LEGITIMATE_ADDRESS_P): New.
7608 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
7610 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7611 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
7612 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
7613 (TARGET_LEGITIMATE_ADDRESS_P): New.
7615 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7616 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
7617 * config/spu/spu.c (spu_legitimate_address): Rename to...
7618 (spu_legitimate_address_p): ... this, make static.
7619 (TARGET_LEGITIMATE_ADDRESS_P): New.
7621 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7622 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
7623 * config/sparc/sparc.c (legitimate_address_p): Rename to...
7624 (sparc_legitimate_address_p): ... this, make static and return bool.
7625 (legitimize_address): Adjust call.
7626 (TARGET_LEGITIMATE_ADDRESS_P): New.
7628 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7629 * config/i386/i386-protos.h (legitimate_address_p): Remove.
7630 * config/i386/i386.c (legitimate_address_p): Rename to...
7631 (ix86_legitimate_address_p): ... this, make static.
7632 (constant_address_p): Move after it, adjust call.
7633 (TARGET_LEGITIMATE_ADDRESS_P): New.
7635 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7636 * config/avr/avr-protos.h (legitimate_address_p): Remove.
7637 * config/avr/avr.c (legitimate_address_p): Rename to...
7638 (avr_legitimate_address_p): ... this, make static.
7639 (legitimize_address): Adjust call.
7640 (TARGET_LEGITIMATE_ADDRESS_P): New.
7642 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7643 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
7644 * config/crx/crx.c (crx_legitimate_address_p): Make static.
7645 (TARGET_LEGITIMATE_ADDRESS_P): New.
7647 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7648 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
7649 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
7650 (TARGET_LEGITIMATE_ADDRESS_P): New.
7652 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7653 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
7655 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
7657 (TARGET_LEGITIMATE_ADDRESS_P): New.
7659 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7660 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
7662 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
7664 (m68hc11_legitimate_address_p): ... this, make static.
7665 (go_if_legitimate_address_internal): Rename to...
7666 (m68hc11_legitimate_address_p_1): ... this.
7667 (legitimize_address): Adjust call.
7668 (TARGET_LEGITIMATE_ADDRESS_P): New.
7670 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7671 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
7672 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
7673 (TARGET_LEGITIMATE_ADDRESS_P): New.
7675 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7676 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
7677 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
7678 (mn10300_legitimate_address_p): ... this, make static.
7679 (TARGET_LEGITIMATE_ADDRESS_P): New.
7681 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7682 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
7683 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
7684 (TARGET_LEGITIMATE_ADDRESS_P): New.
7686 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7687 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
7688 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
7689 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7690 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
7691 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
7692 (rs6000_legitimate_address_p): ... this, make static.
7693 (TARGET_LEGITIMATE_ADDRESS_P): New.
7694 (REG_MODE_OK_FOR_BASE_P): Delete.
7695 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
7697 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7698 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
7700 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
7701 static, adjust types.
7702 (TARGET_LEGITIMATE_ADDRESS_P): New.
7704 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7705 * config/score/score.c (score_address_p): Rename to...
7706 (score_legitimate_address_p): ... this.
7707 (TARGET_LEGITIMATE_ADDRESS_P): New.
7708 * config/score/score3.c (score3_address_p): Rename to...
7709 (score3_legitimate_address_p): ... this.
7710 * config/score/score7.c (score7_address_p): Rename to...
7711 (score7_legitimate_address_p): ... this.
7713 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
7714 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
7715 GO_IF_LEGITIMATE_ADDRESS): Delete.
7716 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
7717 thumb2_legitimate_address_p): Delete.
7718 (arm_legitimate_address_p): Rename to...
7719 (arm_legitimate_address_outer_p): ... this.
7720 * config/arm/constraints.md ("Uq"): Adjust call.
7721 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
7722 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
7724 (arm_legitimate_address_outer_p): ... this.
7725 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
7727 (TARGET_LEGITIMATE_ADDRESS_P): New.
7729 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7730 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
7731 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
7732 (TARGET_LEGITIMATE_ADDRESS_P): New.
7734 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7735 * config/vax/vax-protos.h (legitimate_address_p): Remove.
7736 * config/vax/vax.c (legitimate_address_p): Rename to...
7737 (vax_legitimate_address_p): ... this, make static.
7738 (TARGET_LEGITIMATE_ADDRESS_P): New.
7740 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7741 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
7742 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
7743 (TARGET_LEGITIMATE_ADDRESS_P): New.
7745 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7746 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
7747 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
7748 (mmix_legitimate_address_p): ... this, make static.
7749 (TARGET_LEGITIMATE_ADDRESS_P): New.
7751 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7752 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
7753 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
7754 (TARGET_LEGITIMATE_ADDRESS_P): New.
7756 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7758 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
7759 of MODE_COMPLEX_INT.
7761 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7763 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
7764 LCT_NORMAL in function call.
7765 * mips-tdump.c (print_file_desc): Add cast to enum type.
7766 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
7767 (mark_stabs): Add casts to enum types.
7768 (parse_stabs_common): Add casts to enum types.
7770 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7772 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
7773 Check for invalid values of LETTER.
7775 2009-05-13 Taras Glek <tglek@mozilla.com>
7777 * attribs.c (register_attribute): moved out attribute registration
7778 into register_attribute.
7779 * doc/plugins.texi: Documented register_attribute and
7781 * gcc-plugin.h: Added forward decl for register_attribute.
7782 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
7783 * plugin.c (register_callback, invoke_plugin_callbacks): Added
7784 PLUGIN_ATTRIBUTES boilerplate.
7786 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
7788 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
7789 values even in sentinel and empty entries.
7790 (ms_printf_flag_specs): Likewise.
7791 (ms_scanf_flag_specs): Likewise.
7792 (ms_strftime_flag_specs): Likewise.
7793 (ms_print_char_table): Likewise.
7794 (ms_scan_char_table): Likewise.
7795 (ms_time_char_table): Likewise.
7797 2009-05-13 Doug Kwan <dougkwan@google.com>
7799 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
7801 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7803 * config/mips/mips.md (store): Add attributes for QI and HI.
7805 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
7806 (truncdi<mode>2): ... this new pattern.
7808 2009-05-13 Brad Hards <bradh@kde.org>
7810 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
7812 2009-05-14 Jakub Jelinek <jakub@redhat.com>
7813 Ben Elliston <bje@au.ibm.com>
7816 * dse.c (check_mem_read_rtx): Guard against width == -1.
7818 2009-05-13 Michael Matz <matz@suse.de>
7821 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
7822 (trivially_conflicts_p): New function.
7823 (insert_backedge_copies): Use it.
7825 2009-05-13 Janis Johnson <janis187@us.ibm.com>
7827 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
7828 (handle_stdc_pragma): Use new enum constant names.
7829 (handle_pragma_float_const_decimal64): Ditto.
7831 2009-05-13 Ian Lance Taylor <iant@google.com>
7833 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
7836 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
7838 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
7839 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
7841 * config/m68k/m68k.h (FL_UCLINUX): Define.
7843 2009-05-13 Jan Hubicka <jh@suse.cz>
7845 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
7847 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7849 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
7850 unless -fschedule-insns is specified.
7852 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7855 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
7856 TARGET_EXPAND_CBRANCHDI4.
7857 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
7858 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
7859 (cmpeqdi): Fix comment.
7861 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7863 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
7864 (sh_legitimate_address_p): Likewise.
7865 * config/sh/sh.c (sh_legitimate_index_p): New.
7866 (sh_legitimate_address_p): Likewise.
7867 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
7868 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
7869 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
7870 (MAYBE_BASE_REGISTER_RTX_P): New macro.
7871 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
7872 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
7873 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
7874 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
7875 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
7877 2009-05-12 Jan Hubicka <jh@suse.cz>
7879 * tree-inline.c (estimate_operator_cost): Add operands;
7880 when division happens by constant, it is cheap.
7881 (estimate_num_insns): Loads and stores are not having cost of 0;
7882 EH magic stuff is cheap; when computing runtime cost of switch,
7883 use log2 base of amount of its cases; builtin_expect has cost of 0;
7884 compute cost for moving return value of call.
7885 (init_inline_once): Initialize time_based flags.
7886 * tree-inline.h (eni_weights_d): Add time_based flag.
7888 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7890 * df-core.c: Update head documentation.
7892 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7895 * rs6000.c (rs6000_generate_compare): Use op1b instead of
7896 shadowing exisiting variable op1.
7898 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
7901 * config/i386/driver-i386.c (processor_signatures): New enum.
7902 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
7903 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
7904 processor signature to detect geode processor.
7906 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7910 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7912 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7913 causes spurious differences between trunk and cond-optab branch.
7915 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7917 * dojump.c (compare_from_rtx): Delete.
7918 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
7919 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
7920 if the comparison does not satisfy the predicate; test predicates for
7921 operands 2 and 3 of a cstore pattern. Don't try cstore optab
7922 further if one existing pattern fails.
7923 * expr.h (compare_from_rtx): Delete.
7924 (prepare_operand): Declare it.
7925 * optabs.c: Change "lib call" to "libcall" throughout.
7926 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
7927 HAVE_conditional_trap, emit_cmp_insn): Delete.
7928 (can_compare_p): Delete cmp_optab case.
7929 (prepare_float_lib_cmp): Return an rtx and a machine mode.
7930 Accept other parameters by value.
7931 (prepare_operand): Make non-static.
7932 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
7933 other parameters by value. Try to widen operands here based on
7934 an optab_methods argument and looking at cbranch_optab.
7935 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
7936 loop. Use cbranch_optab directly.
7937 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
7938 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
7940 (emit_conditional_move, emit_conditional_add): Inline what's needed
7941 of compare_from_rtx, using new prepare_cmp_insn for the rest.
7942 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
7943 with COMPARE. Move cmov_optab and cstore_optab above
7944 with cbranch_optab, move cmp_optab down with ucmp_optab,
7945 remove tst_otpab. Do not initialize trap_rtx.
7946 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
7947 for trap code. Do not check HAVE_conditional_trap. Use
7948 prepare_cmp_insn. Accept no predicate for operand 3.
7949 * optabs.h (OTI_cmp): Mark as used only for libcalls.
7950 (OTI_ctrap, ctrap_optab): New.
7951 (tst_optab): Delete.
7952 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
7953 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
7954 with lookup of ctrap_optab.
7955 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
7959 * combine.c (combine_simplify_rtx, simplify_set): Do not
7960 special case comparing against zero for cc0 machines.
7961 * simplify-rtx.c (simplify_binary_operation_1): Never remove
7962 COMPARE on cc0 machines.
7963 (simplify_relational_operation): Return a new expression when
7964 a COMPARE could be removed.
7965 * final.c (final_scan_insn): Compare cc_status values
7966 against LHS of a (compare FOO (const_int 0)) cc0 source.
7967 Also check if cc_status.value is the full compare.
7969 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
7970 (cstoreMM4): Document.
7971 (conditional_trap): Document ctrapMM4 instead.
7972 (sync_compare_and_swapMM): Refer to cbranchcc4.
7973 (Dependent Patterns): Eliminate obsolete information referring to
7974 the old jump optimization phase.
7975 (Canonicalization): Include cbranchcc4 case, omit canonicalization
7976 of compares with 0 on cc0 machines.
7977 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
7978 avoiding references to cc0. Remove text about storing operands
7980 * doc/tm.texi (Condition Codes): Include blurb on different
7981 condition code representations, separate into subsections for
7982 CC0, MODE_CC and conditional execution.
7984 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
7985 alpha_emit_setcc): Accept operands and a machine mode.
7986 * config/alpha/alpha.c (alpha_emit_conditional_branch):
7987 Get code/op0/op1 from operands, use machine mode argument
7988 instead of alpha_compare.fp_p. Emit the branch here.
7989 (alpha_emit_setcc): Likewise, and return boolean.
7990 (alpha_emit_conditional_move): Likewise. Assert that
7991 cmp_op_mode == cmp_mode, and simplify accordingly.
7992 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
7993 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
7994 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
7996 (stack probe test): Use cbranchdi4.
7997 * config/alpha/predicates.md (alpha_cbranch_operator): New.
7999 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
8000 * config/arc/arc.h (movsicc, movsfcc): Use it.
8001 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
8002 (cbranchsi4, cstoresi4): New.
8003 (cmpsi, bCC and sCC expanders): Remove.
8005 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
8006 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
8007 * config/arm/predicates.md (arm_comparison_operator): Only include
8008 floating-point operators if there is a hardware floating-point unit.
8009 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
8010 deferring to cbranch_cc and cstore_cc respectively.
8011 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
8012 cbranch_cc, cstore_cc): New.
8013 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
8015 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
8017 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
8018 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
8020 (adjust_insn_length): Adjust calls.
8021 (avr_reorg): Handle (compare (foo) (const_int 0)).
8022 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
8023 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
8024 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
8025 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
8027 (cbranchqi4, cbranchhi4, cbranchsi4): New.
8028 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
8030 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
8031 (cbranchsi4, cstorebi4, cstoresi4): New.
8032 (movbisi): This insn is duplicate, split it to zero_extend.
8033 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
8034 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
8035 (bfin_optimize_loop): Use cbranch expander.
8036 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
8037 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
8038 (bfin_bimode_comparison_operator): ... this.
8039 (bfin_direct_comparison_operator): New.
8041 * config/cris/cris.c (cris_normal_notice_update_cc): Look
8042 inside (compare FOO (const_int 0)).
8043 (cris_rtx_costs): Handle ZERO_EXTRACT.
8044 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
8045 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
8046 (*tstdi_v32): Delete.
8047 (*cmpdi_non_v32): Add M alternative for operand 1.
8048 (cmpsi, cmp<mode>): Make private.
8049 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
8051 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
8053 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
8054 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
8055 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
8056 (cc_reg_operand): New.
8058 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
8059 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
8060 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
8061 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
8062 crx_expand_scond): Delete.
8064 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
8066 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
8067 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
8069 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
8070 cstoresi4, cstoresf4, cstoredf4): New.
8071 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
8072 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8073 Receive the entire operands array.
8074 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
8075 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
8076 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8077 Get test/op0/op1 from the operands array.
8078 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
8080 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
8081 (h8300_expand_store): New.
8082 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
8084 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
8085 (h8300_expand_store): New.
8086 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
8087 or do not try to produce (set (cc0) REG).
8088 (peepholes): Wrap arguments with COMPARE. Add a peephole to
8089 change a compare into a move to a scratch register. Disable some
8090 peepholes when comparing with zero.
8091 (tstsi, tsthi, tstsi, cmpqi): Make private.
8094 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
8097 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
8098 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
8099 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
8100 (ix86_emit_i387_log1p): Use cbranchxf2.
8101 (ix86_expand_setcc): Return void.
8102 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
8103 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
8104 cmp<MODEF>, cmpcc): Remove.
8105 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
8106 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
8107 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
8108 (sCC and bCC expanders): Remove.
8109 (stack_protect_test): Use cbranchcc4.
8111 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
8113 (ia64_expand_compare): Accept three rtx by reference and return void.
8114 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
8115 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
8116 from *expr. Update *expr with the BImode comparison to do.
8117 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
8118 cmptf, bCC, sCC, conditional_trap): Delete.
8119 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
8120 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
8121 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
8122 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
8123 * config/ia64/predicates.md (ia64_cbranch_operator): New.
8125 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
8126 type of last argument.
8127 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
8128 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
8129 use machine mode argument instead of branch_type. Remove dead
8130 code for floating-point comparisons.
8131 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
8132 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
8134 (cbranchsi4, cstoresi4): New.
8135 * config/iq2000/predicates.md (reg_or_const_operand): New.
8137 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
8138 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
8139 (b<code>_op): Rewrite to...
8140 (bcc_op): ... this, using match_operator.
8141 (s<code>_op): Rewrite to...
8142 (scc_op): ... this, using match_operator.
8143 (s<code>_24_op): Rewrite to...
8144 (scc_op_24): ... this, using match_operator.
8145 (s<code>_<mode>): Rewrite to...
8146 (cstore<mode>4): ... this, using match_operator.
8147 (s<code>_<mode>_24): Rewrite to...
8148 (cstore<mode>4_24): ... this, using match_operator.
8149 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
8150 m32c_unpend_compare, m32c_expand_scc): Delete.
8151 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
8152 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
8153 (m32c_expand_movcc): Change NE to EQ if necessary.
8154 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
8156 * config/m32r/m32r-protos.h (gen_cond_store): New.
8157 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
8158 (gen_cond_store): New, from sCC patterns.
8159 (m32r_expand_block_move): Use cbranchsi4.
8160 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
8161 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
8162 (cbranchsi4, cstoresi4): New.
8164 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
8166 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
8167 (m68hc11_notice_update_cc): Look into a compare with 0.
8168 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
8170 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
8171 cmphi, cmpqi, bCC): Delete.
8172 (cbranchsi4, cbranchhi4, cbranchqi4): New.
8173 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
8174 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
8177 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
8178 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
8179 * config/m68k/constraints.md (H): New.
8180 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
8181 the define_insn below.
8182 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
8183 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
8184 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
8185 patterns): Wrap RHS with COMPARE.
8186 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
8187 (*cmpdi_internal): Name this pattern.
8188 (cmpdi): Change to define_insn.
8189 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
8190 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
8191 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
8193 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
8194 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
8195 (conditional_trap): Change to...
8196 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
8197 (*conditional_trap): Use the ordered_comparison_operator and
8198 const1_operand predicates.
8199 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
8200 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
8201 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
8202 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
8204 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
8205 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
8206 (mcore_gen_compare): New.
8207 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
8208 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
8209 (mcore_gen_compare): ... this.
8210 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
8211 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
8212 (stack probe pattern): Use cbranchsi4.
8214 * config/mips/predicates.md (mips_cstore_operator): New.
8215 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
8216 * config/mips/mips.md (any_cond): Delete.
8217 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
8219 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
8220 fixuns_truncsfdi2): Use cbranch patterns.
8221 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
8222 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
8223 Adjust call to mips_expand_conditional_branch.
8224 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
8226 * config/mips/mips-protos.h (mips_expand_conditional_branch,
8227 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
8228 * config/mips/mips.c (cmp_operands): Delete.
8229 (mips_emit_compare): Get comparison operands from *op0/*op1.
8230 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
8231 that it succeeds. Use op0/op1 instead of cmp_operands.
8232 (mips_expand_conditional_branch, mips_expand_conditional_move,
8233 mips_expand_conditional_trap): Likewise.
8234 (mips_block_move_loop): Use cbranch patterns.
8235 * config/mips/mips.h (cmp_operands): Delete.
8237 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
8238 (mmix_gen_compare_reg): Just return a register in the right CC mode.
8239 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
8240 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
8241 (*cmpcc_folded): Rename to...
8242 (*cmpdi_folded): this.
8243 (*cmpcc): Rename to...
8245 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
8248 (cbranchdf4): New. Handle invalid comparisons here.
8249 * config/mmix/predicates.md (float_comparison_operator): New.
8251 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
8252 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
8253 * config/mn10300/mn10300.md (tst): Delete.
8254 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
8255 Name these patterns and wrap RHS in a compare.
8256 (*cmpsi): Make this pattern private. Include tst.
8257 (*cmpsf): Make this pattern private.
8258 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
8259 (compare with zero peepholes): Likewise.
8261 (cbranchsi4, cbranchsf4): New.
8262 (casesi): Use cbranchsi4.
8264 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
8265 hppa_branch_type): Delete.
8266 (return_addr_rtx): Use cbranchsi4.
8267 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
8268 Emit CCFPmode comparison here.
8269 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
8270 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
8271 hppa_branch_type): Delete.
8272 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
8273 (movsicc, movdicc): Remove references to hppa_compare_op0,
8274 hppa_compare_op1 and compare_from_rtx.
8275 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
8276 (casesi): Use cbranchsi4.
8278 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
8279 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
8280 * config/pdp11/pdp11.md (register_or_const0_operand): New.
8281 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
8282 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
8284 (cbranchdf4, cbranchhi4, cbranchqi4): New.
8285 (*branch, *branch_inverted): New.
8287 * config/picochip/picochip.md (cbranchhi4): Use
8288 ordered_comparison_operator.
8289 (cmphi, bCC): Remove.
8291 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
8292 (trap_comparison_operator): Delete.
8293 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
8294 rs6000_emit_cbranch): Accept mode and operands.
8295 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
8296 rs6000_compare_fp_p): Delete.
8297 (rs6000_generate_compare): Accept mode and comparison. Extract code
8298 and op0/op1 from there. Replace references to rs6000_compare_op0
8299 and rs6000_compare_op1.
8300 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
8301 extract result from passed operands.
8302 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
8303 extract loc from passed operands.
8304 (rs6000_emit_cmove): Likewise.
8305 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
8306 rs6000_compare_fp_p): Delete.
8307 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
8308 (cbranch<GPR>4, cbranch<FP>4): New.
8309 (cstore<mode>4): New. Consolidate here all choices about when to use
8310 portable or specialized sCC sequences.
8311 (stack_protect_test): Use cbranchsi4.
8312 (conditional_trap): Replace with ctrap<GPR>4.
8313 (conditional trap insn): Replace trap_comparison_operator with
8314 ordered_comparison_operator.
8316 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
8317 (s390_emit_prologue): Use ctrap.
8318 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
8319 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
8320 New predicates replacing...
8321 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
8322 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
8323 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
8324 (add<mode>cc): Do not use s390_compare_op0/op1.
8325 (s<code>): Change to...
8326 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
8328 (cstorecc4): ... this. Handle EQ or NE equally.
8329 (*sne): Un-privatize for use in cstorecc4.
8330 (b<code>): Change to...
8331 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
8332 (conditional_trap): Replace with...
8333 (ctrap<GPR>4, ctrap<FP>4): ... these.
8334 (stack_protect): Use cbranchcc4.
8336 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
8337 * config/score/score-protos.h (score_gen_cmp): Delete.
8338 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
8339 (score_block_move-loop): Use cbranchsi4.
8340 * config/score/score.md (cbranchsi4): New.
8341 (cmpsi, bCC): Delete.
8342 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
8343 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8344 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
8345 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8346 * config/score/score3.h (score3_gen_cmp): Delete.
8347 * config/score/score7.h (score7_gen_cmp): Delete.
8349 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
8350 (sh_emit_scc_to_t): ... this. Return void.
8351 (from_compare): Rename to...
8352 (sh_emit_compare_and_branch): ... this.
8353 (sh_emit_compare_and_set): New.
8354 (sh_expand_t_scc): Accept operands.
8355 * config/sh/predicates.md (sh_float_comparison_operator): New.
8356 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
8357 (prepare_scc_operands): Rename to...
8358 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
8360 (sh_emit_cheap_store_flag): New.
8361 (sh_emit_set_t_insn): New.
8362 (from_compare): Rename to...
8363 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
8364 handling of TARGET_SH2E floating point to avoid recursive call.
8365 Generate branch here.
8366 (sh_emit_compare_and_set): New.
8367 (sh_expand_t_scc): Get op0/op1 from arguments.
8368 (sh_emit_cheap_store_flag): New.
8369 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
8371 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
8372 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
8373 (movsicc, movdicc): Do nothing when it recreated operands from
8374 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
8375 prepare_scc_operands (now sh_emit_scc_to_t).
8376 (udivdi3): Use cstoresi4.
8377 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
8378 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
8379 (cbranchint4_media, cbranchfp4_media): New.
8380 (casesi): Use cbranchdi4.
8381 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
8383 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
8384 (movnegt): Remove second operand.
8385 (cbranchsf4, cbranchdf4): New.
8386 (stack_protect): Use cbranchdi4/cbranchsi4.
8388 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
8389 (gen_compare_reg): Accept comparison, extract part of it to...
8390 (gen_compare_reg_1): ... this.
8391 (gen_compare_operator): Delete.
8392 (gen_v9_scc): Accept separate destination, comparison code and arms.
8393 Do not use sparc_compare_op0/sparc_compare_op1.
8394 (emit_scc_insn, emit_conditional_branch_insn): New.
8395 (emit_v9_brxx): Make static. Remove useless assertion.
8396 (sparc_emit_float_lib_cmp): Return RTL instead of calling
8398 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
8399 * config/sparc/sparc-protos.h (gen_compare_reg,
8400 sparc_emit_float_lib_cmp): Adjust prototype.
8401 (emit_scc_insn, emit_conditional_branch_insn): New.
8402 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
8403 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
8404 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
8405 iterators to the top.
8406 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
8407 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
8408 snedi_special_trunc): Delete.
8409 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
8410 and snedi_special_trunc.
8411 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
8412 cbranchdi4, cbranch<F:mode>4): New.
8413 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
8414 here. Use gen_compare_reg instead of gen_compare_operator.
8415 (conditional_trap): Replace with...
8416 (ctrapsi4, ctrapdi4): ... this.
8417 (stack_protect_test): Use cbranchcc4.
8419 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
8421 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
8422 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
8423 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
8424 from operands[0] or operands[3] depending on is_set.
8425 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
8426 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
8427 cmpdf, bCC), sCC: Remove.
8428 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
8429 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
8431 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
8432 spu_emit_branch_or_set.
8434 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
8436 * config/stormy16/stormy16.h (xstormy16_compare_op0,
8437 xstormy16_compare_op1): Delete.
8438 * config/stormy16/stormy16.c (xstormy16_compare_op0,
8439 xstormy16_compare_op1): Delete.
8440 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
8442 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
8443 (cmphi, cmpsi, bCC): Remove.
8445 * config/v850/v850.md (tstsi, cmpsi): Fold into...
8446 (*cmpsi): ... this one.
8447 (cbranchsi4, cstoresi4): New.
8448 (bCC expanders): Delete.
8449 (sCC insns): Fold into...
8450 (*setcc): ... this one.
8451 (casesi): Do not use gen_cmpsi and gen_bgtu.
8452 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
8453 (movsicc): Simplify.
8454 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
8456 * config/vax/vax-protos.h (cond_name): New.
8457 (vax_output_conditional_branch): Remove.
8458 * config/vax/vax.c (cond_name): New.
8459 (vax_output_conditional_branch): Remove.
8460 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
8461 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
8462 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
8463 (bit<VAXint>): Wrap source with (compare).
8464 (b<code> and following unnamed pattern): Rename to *branch and
8465 *branch_reversed. Change macroization to match_operator.
8466 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
8468 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
8469 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
8470 Change last argument to machine_mode.
8471 (xtensa_expand_scc): Add machine_mode argument.
8472 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
8473 (gen_conditional_move, xtensa_expand_conditional_branch,
8474 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
8475 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
8476 Adjust operand numbers.
8477 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
8479 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
8480 (cmpsi, cmpsf, b<code>, s<code>): Delete.
8481 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
8483 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8485 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8486 causes spurious differences between trunk and cond-optab branch.
8488 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8491 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
8493 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8495 * tree.c (iterative_hash_pointer): Delete.
8496 (iterative_hash_expr): Short-circuit handling of NULL pointer.
8497 Hash UIDs and versions of SSA names. Don't special-case built-in
8498 function declarations.
8500 2009-05-11 Ian Lance Taylor <iant@google.com>
8503 * graphite.c: Force -Wc++-compat to only be a warning before
8504 #including "cloog/cloog.h".
8506 2009-05-11 Martin Jambor <mjambor@suse.cz>
8508 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
8510 2009-05-11 Jan Hubicka <jh@suse.cz>
8512 * tree-ssa-loop-ivcanon.c: Include target.h
8513 (struct loop_size): new structure.
8514 (constant_after_peeling): New predicate.
8515 (tree_estimate_loop_size): New function.
8516 (estimated_unrolled_size): Rewrite for new estimates.
8517 (try_unroll_loop_completely): Use new estimates.
8518 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
8520 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8522 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
8523 libcpp interface change.
8524 (spu_macro_to_expand): Likewise.
8526 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
8528 PR tree-optimization/40026
8529 * gimplify.c (gimplify_init_constructor): Change initial conditional
8530 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
8531 optimize_compound_literals_in_ctor.
8533 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
8535 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
8537 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
8539 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
8541 * tree-vect-data-refs.c (vect_analyze_group_access): Use
8542 HOST_WIDE_INT for gap.
8544 2009-05-11 Ira Rosen <irar@il.ibm.com>
8546 PR tree-optimization/40074
8547 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
8548 account in group size and step comparison.
8550 2009-05-11 Richard Guenther <rguenther@suse.de>
8552 * passes.c (init_optimization_passes): Strip now incorrect comment.
8553 (execute_function_todo): Do not set PROP_alias.
8554 * tree-pass.h (PROP_alias): Remove.
8555 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
8556 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
8557 * tree-nrv.c (pass_return_slot): Likewise.
8558 * tree-object-size.c (pass_object_sizes): Likewise.
8559 * tree-ssa-dom.c (pass_dominator): Likewise.
8560 (pass_phi_only_cprop): Likewise.
8561 * tree-ssa-dse.c (pass_dse): Likewise.
8562 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
8563 (pass_cselim): Likewise.
8564 * tree-ssa-pre.c (pass_pre): Likewise.
8565 (pass_fre): Likewise.
8566 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
8567 * tree-ssa-sink.c (pass_sink_code): Likewise.
8568 * tree-stdarg.c (pass_stdarg): Likewise.
8569 * tree-tailcall.c (pass_tail_calls): Likewise.
8570 * tree-vrp.c (pass_vrp): Likewise.
8572 2009-05-10 Ian Lance Taylor <iant@google.com>
8574 * basic-block.h (enum profile_status): Break out of struct
8576 * cgraph.h (struct inline_summary): Break out of struct
8578 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
8579 of struct cgraph_order_sort.
8580 * combine.c (enum undo_kind): New enum, broken out of struct undo.
8581 * cse.c (struct branch_path): Break out of struct
8582 cse_basic_block_data.
8583 * except.h (enum eh_region_type): Break out of struct eh_region.
8584 * gcc.c (enum add_del): Break out of struct modify_target.
8585 * genrecog.c (enum decision_type): Break out of struct decision_test.
8586 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
8588 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
8589 * regmove.c (enum match_use): New enum, broken out of struct match.
8590 * sched-int.h (enum post_call_group): New enum, broken out of
8592 (struct deps_reg): Break out of struct deps.
8593 * target.h (struct asm_int_op): Break out of struct gcc_target.
8594 * tree-eh.c (struct goto_queue_node): Break out of struct
8596 * tree-inline.h (enum copy_body_cge_which): Break out of
8598 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
8600 * c-decl.c (in_struct, struct_types): New static variables.
8601 (pushtag): Add loc parameter. Change all callers.
8602 (lookup_tag): Add ploc parameter. Change all callers.
8603 (check_compound_literal_type): New function.
8604 (parser_xref_tag): Add loc parameter. Change all callers. If
8605 -Wc++-compat, warn about struct/union/enum types defined within a
8607 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
8608 and loc parameters. Change all callers. Change error calls to
8609 error_at, using loc. For a redefinition, if the location of the
8610 original definition is known, report it. Set in_struct and
8611 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
8612 (finish_struct): Add new parameters enclosing_in_struct and
8613 enclosing_struct_types. Change all callers. Set
8614 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
8615 in the struct. If in a struct, add this struct to struct_types.
8616 (start_enum): Add loc parameter. Change all callers. Use
8617 error_at for errors, using loc. For a redefinition, if the
8618 location of the original definition is known, report it. If in a
8619 struct, add this enum type to struct_types. If -Wc++-compat warn
8620 if in sizeof, typeof, or alignof.
8621 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
8622 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
8623 (c_parser_enum_specifier): Get enum location for start_enum.
8624 (c_parser_struct_or_union_specifier): Get struct location for
8625 start_struct. Save in_struct and struct_types status between
8626 start_struct and finish_struct.
8627 (c_parser_cast_expression): Get location of cast.
8628 (c_parser_alignof_expression): Get location of type.
8629 (c_parser_postfix_expression): Likewise.
8630 (c_parser_postfix_expression_after_paren_type): Add type_loc
8631 parameter. Change all callers. Call check_compound_literal_type.
8632 Use type_loc for error about variable size type.
8633 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
8634 of an enum constant from an enum type defined in a struct or union.
8635 (c_cast_expr): Add loc parameter. Change all callers. If
8636 -Wc++-compat, warn about defining a type in a cast.
8637 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
8638 (start_enum, start_struct, finish_struct): Update declarations.
8639 (parser_xref_tag, c_cast_expr): Update declarations.
8640 (check_compound_literal_type): Declare.
8642 2009-05-11 Ben Elliston <bje@au.ibm.com>
8644 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
8645 for recent libcpp interface change.
8646 (rs6000_macro_to_expand): Likewise.
8648 2009-05-10 Michael Matz <matz@suse.de>
8651 * config/arm/arm.c (require_pic_register): Emit on entry edge,
8652 not at entry of function.
8654 2009-05-10 Richard Guenther <rguenther@suse.de>
8656 PR tree-optimization/40081
8658 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8659 using the main variant of the element type. Do not fiddle with
8660 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8662 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
8663 structs with volatile fields.
8665 2009-05-10 Jan Hubicka <jh@suse.cz>
8667 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
8668 (estimate_move_cost): Assert that it does not get called for
8670 (estimate_num_insns): Skip VOID types in argument handling.
8671 (optimize_inline_calls): Delete unreachable blocks and verify that
8674 2009-05-10 Jan Hubicka <jh@suse.cz>
8676 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
8677 * cgraph.c (cgraph_mark_address_taken_node): New function.
8678 (dump_cgraph_node): Dump new flag.
8679 * cgraph.h (struct cgraph_node): Add address_taken.
8680 (cgraph_mark_address_taken_node): New function.
8681 * ipa.c (cgraph_postorder): Prioritize functions with address taken
8682 since new direct calls can be born.
8684 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8686 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
8689 2009-05-10 Jan Hubicka <jh@suse.cz>
8692 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
8694 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
8695 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
8696 * tree-inline.c (copy_bb): Set frequency correctly.
8697 (fold_marked_statements): Update call to
8698 cgraph_update_edges_for_call_stmt.
8700 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8702 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
8703 identifiers in diagnostics.
8704 * config/arm/arm.c (arm_handle_fndecl_attribute,
8705 arm_handle_isr_attribute): Likewise.
8706 * config/avr/avr.c (avr_handle_progmem_attribute,
8707 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
8708 * config/bfin/bfin.c (handle_int_attribute,
8709 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
8710 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
8711 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
8713 * config/darwin.c (darwin_handle_kext_attribute,
8714 darwin_handle_weak_import_attribute): Likewise.
8715 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
8716 h8300_handle_eightbit_data_attribute,
8717 h8300_handle_tiny_data_attribute): Likewise.
8718 * config/i386/i386.c (ix86_handle_cconv_attribute,
8719 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
8720 * config/i386/winnt.c (ix86_handle_shared_attribute,
8721 ix86_handle_selectany_attribute): Likewise.
8722 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
8723 * config/m32c/m32c.c (function_vector_handler): Likewise.
8724 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
8725 m68hc11_handle_fntype_attribute): Likewise.
8726 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
8727 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
8728 * config/mips/mips.c (mips_insert_attributes,
8729 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
8730 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
8731 rs6000_handle_struct_attribute): Likewise.
8732 * config/sh/sh.c (sh_insert_attributes,
8733 sh_handle_resbank_handler_attribute,
8734 sh_handle_interrupt_handler_attribute,
8735 sh2a_handle_function_vector_handler_attribute,
8736 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
8738 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
8739 * config/spu/spu.c (spu_handle_fndecl_attribute,
8740 spu_handle_vector_attribute): Likewise.
8741 * config/stormy16/stormy16.c
8742 (xstormy16_handle_interrupt_attribute): Likewise.
8743 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
8744 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
8746 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8748 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
8749 (pp_translate_identifiers): New.
8750 (pp_identifier): Only conditionally translate identifier to locale
8752 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
8753 (pp_base_tree_identifier): Only conditionally translate identifier
8754 to locale character set.
8755 * c-pretty-print.c (M_): Define.
8756 (pp_c_type_specifier, pp_c_primary_expression): Mark English
8757 fragments for conditional translation with M_.
8758 * tree-pretty-print.c (maybe_init_pretty_print): Disable
8759 identifier translation.
8761 2009-05-10 Richard Guenther <rguenther@suse.de>
8763 PR tree-optimization/40081
8764 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8765 using the main variant of the element type. Do not fiddle with
8766 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8768 2009-05-09 Jan Hubicka <jh@suse.cz>
8771 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
8772 indirect calls; verify cgraph afterwards.
8774 2009-05-09 Jan Hubicka <jh@suse.cz>
8777 * ipa.c (update_inlined_to_pointer): New function.
8778 (cgraph_remove_unreachable_nodes): Use it.
8780 2009-05-09 Jan Hubicka <jh@suse.cz>
8782 * tree-eh.c (struct leh_state): Remove prev_try.
8783 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
8785 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
8786 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
8787 remove_eh_handler_and_replace, foreach_reachable_handler,
8788 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
8789 * except.h (struct eh_region): Remove eh_region_u_cleanup.
8790 (gen_eh_region_cleanup): Update prototype.
8792 2009-05-09 Jan Hubicka <jh@suse.cz>
8795 * except.c (copy_eh_region): Always set prev_try.
8796 (redirect_eh_edge_to_label): Find outer try.
8797 (foreach_reachable_handler): When looking for prev try
8798 handle case where previous try is not going to be taken.
8800 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8802 PR tree-optimization/40049
8803 * tree-vect-stmts.c (vectorizable_operation): If the machine has
8804 only vector/vector shifts, convert the type of the constant to the
8805 appropriate type to avoid building incorrect trees, which
8806 eventually have problems with garbage collection.
8808 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8810 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
8811 -1 for complex floating-point types if honoring signed zeros.
8813 2009-05-08 Jan Hubicka <jh@suse.cz>
8815 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
8816 argument; handle correctly when profile is absent.
8817 (build_cgraph_edges): Update.
8818 (rebuild_cgraph_edges): Update.
8819 * cgraph.c: Do not include varray.h.
8820 (cgraph_set_call_stmt_including_clones): New function.
8821 (cgraph_create_edge_including_clones): Likewise
8822 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
8823 (cgraph_update_edges_for_call_stmt): Handle clones.
8824 (cgraph_remove_node): Handle clone tree.
8825 (cgraph_remove_node_and_inline_clones): New function.
8826 (dump_cgraph_node): Dump clone tree.
8827 (cgraph_clone_node): Handle clone tree.
8828 (clone_function_name): Bring here from tree-inline.c.
8829 (cgraph_create_virtual_clone): New function.
8830 * cgraph.h (ipa_replace_map): Move here from ipa.h.
8831 (cgraph_clone_info): New function.
8832 (strut cgraph_node): Add clone_info and new clone tree pointers.
8833 (cgraph_remove_node_and_inline_clones,
8834 cgraph_set_call_stmt_including_clones,
8835 cgraph_create_edge_including_clones,
8836 cgraph_create_virtual_clone): Declare.
8837 (cgraph_function_versioning): Use VEC argument.
8838 (compute_call_stmt_bb_frequency): Update prototype.
8839 (cgraph_materialize_all_clones): New function.
8840 * ipa-cp.c (ipcp_update_cloned_node): Remove.
8841 (ipcp_create_replace_map): Update to VECtors.
8842 (ipcp_update_callgraph): Use virtual clones.
8843 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
8844 (ipcp_update_profiling): Do not update local profiling.
8845 (ipcp_insert_stage): Use VECtors and virtual clones.
8846 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
8847 (clone_of_p): New function.
8848 (cgraph_preserve_function_body_p): Use clone tree.
8849 (cgraph_optimize): Materialize clones.
8850 (cgraph_function_versioning): Update for VECtors.
8851 (save_inline_function_body): Use clone tree.
8852 (cgraph_materialize_clone): New function.
8853 (cgraph_materialize_all_clones): Likewise.
8854 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
8855 * ipa.c: Include gimple.h.
8856 (cgraph_remove_unreachable_nodes): Use clone tree.
8857 * ipa-prop.c (ipa_note_param_call): Update call to
8858 compute_call_stmt_bb_frequencycall.
8859 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
8860 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
8861 (copy_bb): Handle updating of clone tree; add new edge when new call
8863 (expand_call_inline): Be strict about every call having edge.
8864 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
8865 (delete_unreachable_blocks_update_callgraph): New function.
8866 (tree_function_versioning): Use VECtors; always remove unreachable
8867 blocks and fold conditionals.
8868 * tree-inline.h: Do not include varray.h.
8869 (tree_function_versioning): Remove.
8870 * Makefile.in (GTFILES): Remove tree-inline.c
8871 * passes.c (do_per_function): Do only functions having body.
8872 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
8875 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
8876 Andrew Morrow <acm@google.com>
8879 * c-common.c (c_common_attribute_table): Permit deprecated
8880 attribute to take an optional argument.
8881 (handle_deprecated_attribute): If the optional argument to
8882 __attribute__((deprecated)) is not a string ignore the attribute
8885 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
8886 * c-typeck.c (build_component_ref): Likewise.
8887 (build_external_ref): Likewise.
8889 * toplev.c (warn_deprecated_use): Add an attribute argument.
8890 Emit the message associated with __attribute__((deprecated)).
8892 * toplev.h (warn_deprecated_use): Updated.
8894 * doc/extend.texi: Document new optional parameter to
8895 __attribute__((deprecated))
8897 2009-05-08 Michael Eager <eager@eagercon.com>
8899 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
8900 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
8902 2009-05-08 Richard Guenther <rguenther@suse.de>
8904 PR tree-optimization/40062
8905 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
8906 Avoid exponential behavior.
8908 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8910 PR rtl-optimization/33928
8912 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
8913 process_uses, build_single_def_use_links): New.
8914 (update_df): Update use_def_ref.
8915 (forward_propagate_into): Use get_def_for_use instead of use-def
8917 (fwprop_init): Call build_single_def_use_links and let it initialize
8919 (fwprop_done): Free use_def_ref.
8920 (fwprop_addr): Eliminate duplicate call to df_set_flags.
8921 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
8922 df_rd_simulate_one_insn): New.
8923 (df_rd_bb_local_compute_process_def): Update head comment.
8924 (df_chain_create_bb): Use the new RD simulation functions.
8925 * df.h (df_rd_simulate_artificial_defs_at_top,
8926 df_rd_simulate_one_insn): New.
8927 * opts.c (decode_options): Enable fwprop at -O1.
8928 * doc/invoke.texi (-fforward-propagate): Document this.
8930 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8933 * c-typeck.c (build_binary_op): Handle arithmetic between one real
8934 and one complex operand specially.
8935 * tree-complex.c (some_nonzerop): Do not identify a real value as
8936 zero if flag_signed_zeros.
8938 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8940 PR rtl-optimization/33928
8941 * loop-invariant.c (record_use): Fix && vs. || mishap.
8943 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8945 PR rtl-optimization/33928
8946 * loop-invariant.c (struct use): Add addr_use_p.
8947 (struct def): Add n_addr_uses.
8948 (struct invariant): Add cheap_address.
8949 (create_new_invariant): Set cheap_address.
8950 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
8951 (record_uses): Pass df_ref to record_use.
8952 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
8955 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
8957 * config/sh/sh.c: Do not include c-pragma.h.
8959 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
8961 * config/spu/spu.c: Remove include of c-common.h.
8963 2009-05-07 Janis Johnson <janis187@us.ibm.com>
8966 * c-common.h (mark_valid_location_for_stdc_pragma,
8967 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
8968 clear_float_const_decimal64, float_const_decimal64_p): New.
8969 * c.opt (Wunsuffixed-float-constants): New.
8970 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
8971 unsuffixed float constant, handle new warning.
8972 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
8973 * c-decl.c (c_scope): New flag float_const_decimal64.
8974 (set_float_const_decimal64, clear_float_const_decimal64,
8975 float_const_decimal64_p): New.
8976 (push_scope): Set new flag.
8977 * c-parser.c (c_parser_translation_unit): Mark when it's valid
8978 to use STDC pragmas.
8979 (c_parser_external_declaration): Ditto.
8980 (c_parser_compound_statement_nostart): Ditto.
8981 * c-pragma.c (valid_location_for_stdc_pragma,
8982 mark_valid_location_for_stdc_pragma,
8983 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
8984 handle_pragma_float_const_decimal64): New.
8985 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
8986 * cp/semantics.c (valid_location_for_stdc_pragma_p,
8987 set_float_const_decimal64, clear_float_const_decimal64,
8988 float_const_decimal64_p): New dummy functions.
8989 * doc/extend.texi (Decimal Float): Remove statement that the
8990 pragma, and suffix for double constants, are not supported.
8991 * doc/invoke.texi (Warning Options): List new option.
8992 (-Wunsuffixed-float-constants): New.
8994 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
8996 * config/i386/i386.c: Do not include c-common.h.
8998 2009-05-07 Mark Heffernan <meheff@google.com>
9000 * doc/invoke.texi (Debugging Options): Document change of debugging
9002 * opts.c (decode_options): Make dump_base_name relative to
9003 aux_base_name directory.
9005 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
9007 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
9008 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
9010 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
9012 * Makefile.in (install-plugin): Simplify a bit.
9014 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
9016 * Makefile.in (OBJS-common): Add regcprop.o.
9018 * timevar.def (TV_CPROP_REGISTERS): New.
9019 * regrename.c (regrename_optimize): Return 0.
9020 (rest_of_handle_regrename): Delete.
9021 (pass_rename_registers): Point to regrename_optimize.
9022 (struct value_data_entry, struct value_data,
9023 kill_value_one_regno, kill_value_regno, kill_value,
9024 set_value_regno, init_value_data, kill_clobbered_value,
9025 kill_set_value, kill_autoinc_value, copy_value,
9026 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
9027 replace_oldest_value_reg, replace_oldest_value_addr,
9028 replace_oldest_value_mem, copyprop_hardreg_forward_1,
9029 debug_value_data, validate_value_data): Move...
9030 * regcprop.c: ... here.
9031 (rest_of_handle_cprop): Delete.
9032 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
9034 2009-05-07 Jakub Jelinek <jakub@redhat.com>
9037 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
9038 GEN_INT for 1 << bitnum.
9039 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
9042 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
9044 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
9045 Remove wrong description of "nand" operation.
9047 2009-05-06 Richard Guenther <rguenther@suse.de>
9048 Adam Nemet <anemet@caviumnetworks.com>
9050 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
9051 comment. Add that if LHS is not a gimple register, then RHS1 has
9052 to be a single object (GIMPLE_SINGLE_RHS).
9054 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
9056 * expr.c (get_def_for_expr): Move it up in the file.
9057 (store_field): When expanding a bit-field store, look at the
9058 defining gimple stmt for the masking conversion.
9060 2009-05-06 Janis Johnson <janis187@us.ibm.com>
9063 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
9064 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
9065 32-bit memcpy into long.
9067 2009-05-06 Jakub Jelinek <jakub@redhat.com>
9069 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
9070 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
9072 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
9073 instead of appending DW_OP_deref*.
9075 2009-05-06 Michael Matz <matz@suse.de>
9078 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
9079 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
9081 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
9083 * Makefile.in (install-plugin): Fix srcdir handling.
9085 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
9087 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
9088 when processing for not_regs_needed bitmap.
9089 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
9090 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
9091 handling it for rhs.
9093 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9095 * config/i386/i386.md (unnamed inc/dec peephole): Use
9096 optimize_insn_for_size_p instead of optimize_size.
9097 * config/i386/predicates.md (incdec_operand): Likewise.
9098 (aligned_operand): Likewise.
9099 * config/i386/sse.md (divv8sf3): Likewise.
9100 (sqrtv8sf2): Likewise.
9102 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9104 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
9106 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
9108 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9110 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
9111 ssemodesuffixf2c with avxmodesuffixf2c.
9113 2009-05-06 Joseph Myers <joseph@codesourcery.com>
9116 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
9118 2009-05-05 Jakub Jelinek <jakub@redhat.com>
9120 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
9121 (struct tree_base): Adjust spacing for 8 bit boundaries.
9122 (struct tree_decl_common): Add decl_by_reference_flag bit.
9123 (DECL_BY_REFERENCE): Adjust.
9124 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
9125 print DECL_BY_REFERENCE bit.
9126 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
9127 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
9128 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
9129 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
9133 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
9134 range of the type, but default label is missing, add it with one
9135 of the existing labels instead of adding a new label for it.
9137 2009-05-05 Joseph Myers <joseph@codesourcery.com>
9141 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
9143 * Makefile.in (enable_plugin, plugin_includedir): New.
9144 (install): Depend on install-plugin.
9145 (PLUGIN_HEADERS): New.
9146 (install-plugin): New.
9147 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
9149 2009-05-05 Richard Guenther <rguenther@suse.de>
9151 PR tree-optimization/40022
9152 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
9154 (phivn_valid_p): Fix tuplification error, simplify.
9155 (phiprop_insert_phi): Add dumps.
9156 (propagate_with_phi): Simplify.
9158 2009-05-05 Richard Guenther <rguenther@suse.de>
9161 * builtins.c (gimplify_va_arg_expr): Properly build the address.
9163 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
9165 * tree.h (strip_float_extensions): Remove duplicate declaration.
9166 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
9167 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
9168 block_ultimate_origin): Rearrange the declarations line to match the
9169 comment that indicates the .c file which the functions are defined.
9170 (dwarf2out_*, set_decl_rtl): Add comment.
9171 (get_base_address): Adjust comment.
9172 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
9173 declarations line and add comment.
9174 (is_builtin_name): Add blank after function name, for clarity.
9176 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9178 * attribs.c (decl_attributes): Use %qE for identifiers in
9180 * cgraphunit.c (verify_cgraph_node): Translate function names to
9181 locale character set in diagnostics.
9182 * coverage.c (get_coverage_counts): Use %qE for identifiers in
9184 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
9185 Document that functions are named in UTF-8.
9186 * expr.c (expand_expr_real_1): Translate function names to locale
9187 character set in diagnostics.
9188 * gimplify.c (omp_notice_variable, omp_is_private,
9189 gimplify_scan_omp_clauses): Use %qE for identifiers in
9191 * langhooks.c (lhd_print_error_function): Translate function names
9192 to locale character set.
9193 * langhooks.h (decl_printable_name): Document that return value is
9194 in internal character set.
9195 * stmt.c: Include pretty-print.h
9196 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
9198 (resolve_operand_name_1): Translate named operand name to locale
9200 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
9202 * toplev.c (announce_function): Translate function names to locale
9204 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
9205 (default_tree_printer): Use pp_identifier or translate identifiers
9206 to locale character set. Mark "<anonymous>" for translation.
9207 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
9208 for identifiers in diagnostics.
9209 * tree.c (handle_dll_attribute): Use %qE for identifiers in
9211 * varasm.c (output_constructor): Use %qE for identifiers in
9214 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
9216 * configure.ac: use ` ` instead of $()
9217 * configure: Regenerate.
9219 2009-05-05 Ben Elliston <bje@au.ibm.com>
9221 * config/pa/linux-atomic.c: Eliminate conditional include of
9222 errno.h on non-LP64 systems to simplify build requirements.
9224 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9226 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
9228 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
9229 and pass value to identifier_to_locale.
9230 (warn_variable_length_array): Make name a tree.
9231 (grokdeclarator): Separate diagnostic texts for named and unnamed
9232 declarators. Use %qE for named declarators.
9233 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
9235 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
9236 identifiers in diagnostics.
9237 * c-typeck.c (push_member_name, start_init): Pass identifiers to
9238 identifier_to_locale. Mark "anonymous" strings for translation.
9240 2009-05-04 Michael Eager <eager@eagercon.com>
9242 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
9243 address for DImode/DFmode only if double-precision FP regs.
9245 2009-05-04 Michael Eager <eager@eagercon.com>
9247 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
9248 TARGET_SINGLE_FLOAT check.
9250 2009-05-04 Michael Eager <eager@eagercon.com>
9252 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
9254 2009-05-04 Michael Eager <eager@eagercon.com>
9256 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
9257 * config/rs6000/t-xilinx: New
9259 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
9261 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
9262 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
9263 * gcc/explow.c (memory_address): Use target hook.
9264 * gcc/targhooks.c (default_legitimize_address): New.
9265 * gcc/targhooks.h (default_legitimize_address): New.
9266 * gcc/target.h (legitimize_address): New.
9267 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
9268 (TARGET_INITIALIZER): Include it.
9269 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
9271 * config/bfin/bfin-protos.h (legitimize_address): Remove.
9272 * config/bfin/bfin.c (legitimize_address): Remove.
9273 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
9274 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
9276 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
9277 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
9279 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
9280 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
9281 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
9282 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
9283 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
9284 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
9285 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
9286 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
9287 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
9288 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
9289 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
9290 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
9291 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
9292 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
9293 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
9294 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
9295 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
9296 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
9297 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
9298 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
9299 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
9300 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
9301 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
9303 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
9304 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
9305 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
9306 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
9307 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
9308 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
9309 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
9310 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
9311 (thumb_legitimize_address): Delete.
9312 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
9313 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
9314 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
9315 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
9316 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
9317 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
9319 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
9322 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
9323 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
9324 * config/m32r/m32r.c (m32r_legitimize_address): New.
9325 * config/m68k/m68k.c (m68k_legitimize_address): New.
9326 * config/score/score.c (score_legitimize_address): Standardize.
9327 * config/score/score3.c (score3_legitimize_address): Standardize.
9328 * config/score/score3.h (score3_legitimize_address): Adjust.
9329 * config/score/score7.c (score7_legitimize_address): Standardize.
9330 * config/score/score7.h (score7_legitimize_address): Adjust.
9331 * config/sh/sh.c (sh_legitimize_address): New.
9332 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
9334 * gcc/config/s390/s390.c (legitimize_address): Rename to...
9335 (s390_legitimize_address): ... this.
9336 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
9337 (sparc_legitimize_address): ... this.
9338 * gcc/config/i386/i386.c (legitimize_address): Rename to...
9339 (ix86_legitimize_address): ... this.
9340 * gcc/config/avr/avr.c (legitimize_address): Rename to...
9341 (avr_legitimize_address): ... this.
9342 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
9343 (mn10300_legitimize_address): ... this.
9344 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
9345 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
9346 (alpha_expand_mov): Adjust call.
9348 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
9349 * config/spu/spu.c (spu_legitimize_address): Likewise.
9350 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
9351 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
9353 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9355 * intl.c (locale_encoding, locale_utf8): New.
9356 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
9357 * intl.h (locale_encoding, locale_utf8): Declare.
9358 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
9359 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
9361 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
9363 (pp_tree_identifier): Define to call pp_base_tree_identifier.
9364 (pp_base_tree_identifier): Declare as function.
9365 (identifier_to_locale): Declare.
9366 * Makefile.in (pretty-print.o): Update dependencies.
9367 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
9369 2009-05-04 Richard Guenther <rguenther@suse.de>
9372 * builtins.c (fold_builtin_memory_op): Do not decay to element
9373 type if the size matches the whole array.
9375 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9377 * expmed.c (synth_mult): When trying out a shift, pass the result
9380 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9382 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
9383 (shiftsub1_cost): New.
9384 (init_expmed): Compute shiftsub1_cost.
9385 (synth_mult): Optimize multiplications by constants of the form
9386 -(2^^m-1) for some constant positive integer m.
9388 2009-05-03 Richard Guenther <rguenther@suse.de>
9391 * c-typeck.c (array_to_pointer_conversion): Do not built
9392 ADDR_EXPRs of arrays of pointer-to-element type.
9393 * c-gimplify.c (c_gimplify_expr): Revert change fixing
9394 up wrong ADDR_EXPRs after-the-fact.
9395 * c-common.c (strict_aliasing_warning): Strip pointer
9396 conversions for obtaining the original type.
9397 * builtins.c (fold_builtin_memset): Handle array types.
9398 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
9401 2009-05-03 Richard Guenther <rguenther@suse.de>
9404 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
9405 Do not lose casts from array types with unknown extent to array
9406 types with known extent.
9407 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
9408 alias set compatibility.
9410 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
9412 * flags.h (extra_warnings): Delete.
9413 * toplev.c (process_options): Handle Wuninitialized here.
9414 * opts.c (extra_warnings): Delete.
9415 (set_Wextra): Delete.
9416 (common_handle_option): -Wextra can be handled automatically.
9417 * c-opts.c (c_common_handle_option): Delete obsolete code.
9418 (c_common_post_options): Simplify comment.
9419 * common.opt (W): Add Var.
9421 (Wuninitialized): Initialize to -1.
9423 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
9424 Richard Guenther <rguenther@suse.de>
9426 * expr.c (get_def_for_expr): New function.
9427 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
9428 SSA rather than trees.
9429 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
9430 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
9432 2009-05-03 Joseph Myers <joseph@codesourcery.com>
9434 * c-common.c (reswords): Add _Imaginary.
9435 * c-common.c (enum rid): Add RID_IMAGINARY.
9437 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
9439 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
9440 Patch by Richard Guenther.
9442 2009-05-03 Anatoly Sokolov <aesok@post.ru>
9444 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
9445 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
9446 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
9447 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
9448 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
9449 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
9450 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
9451 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
9452 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
9453 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
9454 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
9455 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
9456 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
9457 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
9458 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
9459 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
9460 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
9461 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
9463 2009-05-02 Richard Guenther <rguenther@suse.de>
9465 PR tree-optimization/39940
9466 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
9469 2009-05-02 Richard Guenther <rguenther@suse.de>
9472 * tree-ssa.c (execute_update_addresses_taken): Properly check
9473 if we can mark a variable DECL_GIMPLE_REG_P.
9474 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
9475 back to the end of the function.
9476 (is_gimple_reg_type): Remove complex type special casing.
9477 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
9480 2009-05-02 Ben Elliston <bje@au.ibm.com>
9482 * doc/collect2.texi (Collect2): Document search path behaviour
9483 when configured with --with-ld.
9485 2009-05-02 Jan Hubicka <jh@suse.cz>
9487 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
9488 parameter; update callers.
9489 (coalesce_cost_edge): EH edges are costier because they needs
9490 splitting even if not critical and even more costier when there are
9491 multiple EH predecestors.
9493 2009-05-02 Jan Hubicka <jh@suse.cz>
9495 * except.c (remove_eh_handler_and_replace): Handle updating after
9496 removing TRY blocks.
9498 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
9500 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
9502 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
9504 * varasm.c: Do not include c-pragma.h.
9505 * attribs.c: Do not incude c-common.h.
9507 2009-05-01 Michael Matz <matz@suse.de>
9509 * calls.c (initialize_argument_information): Handle SSA names like
9510 decls with a non MEM_P DECL_RTL.
9512 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9514 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
9515 * ipa-utils.c: Likewise.
9516 * ipa-type-escape.c: Likewise.
9517 * cgraphunit.c Do not include c-common.h.
9518 * ipa-pure-const.c: Likewise.
9519 * tree-if-conv.c: Likewise.
9520 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
9521 * ipa-struct-reorg.c: Likewise.
9522 * tree-nomudflap.c: Likewise.
9523 * tree-ssa-structalias.c: Likewise.
9525 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9527 * store-motion.c: Many cleanups to make this pass a first-class
9528 citizen instead of an appendix to gcse load motion. Add TODO list
9529 to make this pass faster/cleaner/better.
9531 (struct ls_expr): Post gcse.c-split cleanups.
9532 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
9533 "stores" field to "avail_stores".
9534 (pre_ldst_mems): Rename to store_motion_mems.
9535 (pre_ldst_table): Rename to store_motion_mems_table.
9536 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
9537 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
9538 (ldst_entry): Rename to st_expr_entry, update users.
9539 (free_ldst_entry): Rename to free_st_expr_entry, update users.
9540 (free_ldst_mems): Rename to free_store_motion_mems, update users.
9541 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
9543 (first_ls_expr): Rename to first_st_expr, update users.
9544 (next_ls_expr): Rename to next_st_expr, update users.
9545 (print_ldst_list): Rename to print_store_motion_mems. Print names of
9546 fields properly for store motion instead of names inherited from load
9548 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
9549 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
9552 (ae_kill): Rename to st_kill, update users.
9553 (ae_gen): Rename to st_avloc, update users.
9554 (transp): Rename to st_transp, update users.
9555 (pre_insert_map): Rename to st_insert_map, update users.
9556 (pre_delete_map): Rename to st_delete_map, update users.
9557 (insert_store, build_store_vectors, free_store_memory,
9558 one_store_motion_pass): Update for abovementioned changes.
9560 (gcse_subst_count, gcse_create_count): Remove.
9561 (one_store_motion_pass): New statistics counters "n_stores_deleted"
9562 and "n_stores_created", local variables.
9564 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
9567 (regvec, compute_store_table_current_insn): Remove.
9568 (reg_set_info, reg_clear_last_set): Remove.
9569 (compute_store_table): Use DF caches instead of local dataflow
9572 2009-05-01 Joseph Myers <joseph@codesourcery.com>
9574 * c-objc-common.c (c_tree_printer): Print identifiers with
9575 pp_identifier, not pp_string. Mark "({anonymous})" for
9577 * c-pretty-print.c (pp_c_ws_string): New.
9578 (pp_c_cv_qualifier, pp_c_type_specifier,
9579 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
9580 pp_c_storage_class_specifier, pp_c_function_specifier,
9581 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
9582 pp_c_primary_expression, pp_c_postfix_expression,
9583 pp_c_unary_expression, pp_c_shift_expression,
9584 pp_c_relational_expression, pp_c_equality_expression,
9585 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
9586 use pp_string and pp_c_ws_string in place of pp_identifier and
9587 pp_c_identifier for non-identifiers. Mark English strings for
9589 * c-pretty-print.h (pp_c_ws_string): Declare.
9591 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
9592 Roland McGrath <roland@redhat.com>
9594 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
9595 (ENABLE_LD_BUILDID): New configuration option.
9596 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
9597 (LINK_BUILDID_SPEC): New macro.
9598 (init_spec): If defined, prepend it between LINK_EH_SPEC and
9600 * doc/install.texi: Document --enable-linker-build-id option.
9601 * configure: Rebuild.
9602 * config.in: Rebuild.
9604 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
9606 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
9607 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
9608 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
9609 MIPS_GP_SAVE_AREA_SIZE.
9610 * config/mips/mips.c (struct mips_frame_info): Update comment
9611 before arg_pointer_offset and hard_frame_pointer_offset.
9612 (mips_compute_frame_info): Update diagram before function: to
9613 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
9614 indicate the position of frame_pointer_rtx with -fstack-protector and
9615 to show args_size. Don't allocate cprestore area for leaf functions
9616 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
9618 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
9620 2009-04-30 Michael Matz <matz@suse.de>
9622 PR tree-optimization/39955
9623 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
9625 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
9627 * ira.c (setup_cover_and_important_classes): Use safe macro
9628 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
9630 * genpreds.c (write_tm_preds_h): Output suitable definition of
9631 REG_CLASS_FOR_CONSTRAINT.
9633 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9635 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
9637 * bitmap.c (bitmap_descriptor): Likewise.
9638 * ggc-common.c (loc_descriptor): Likewise.
9639 * varray.c (varray_descriptor): Likewise.
9640 * vec.c (vec_descriptor): Likewise.
9642 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
9644 * Makefile.in (dce.o): Add $(EXCEPT_H).
9645 * dce.c: Include except.h and delete redundant vector definitions.
9646 (deletable_insn_p): Return false for non-call insns that can throw
9649 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
9651 * gcse.c (ae_gen): Remove.
9652 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
9653 and make non-static function to make it available in store-motion.c.
9654 Update call sites with search-and-replace.
9655 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
9656 extract_mentioned_regs, extract_mentioned_regs_helper,
9657 find_moveable_store, compute_store_table, load_kills_store, find_loads,
9658 store_killed_in_insn, store_killed_after, store_killed_before,
9659 build_store_vectors, insert_insn_start_basic_block, insert-store,
9660 remove_reachable_equiv_notes, replace_store_insn, delete_store,
9661 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
9662 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
9663 * store-motion.c: ...new file. Also copy data structures from gcse.c
9664 and clean up to remove parts not used by store motion.
9665 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
9666 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
9668 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9671 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
9672 when optimizing for size.
9674 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
9676 * gcse.c (gcse_constant_p): Fix typo in last change.
9678 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9680 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
9682 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
9684 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
9686 2009-04-29 James E. Wilson <wilson@codesourcery.com>
9688 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
9689 CONST_HIGH_PART result.
9691 2009-04-29 Anatoly Sokolov <aesok@post.ru>
9693 * config/avr/avr.c (initial_elimination_offset): Rename to
9694 avr_initial_elimination_offset.
9695 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
9696 change return type to bool.
9697 (avr_can_eliminate): New function.
9698 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
9699 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
9700 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
9701 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
9702 avr_initial_elimination_offset.
9703 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
9704 (avr_initial_elimination_offset): Define.
9706 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
9707 Steven Bosscher <steven@gcc.gnu.org>
9709 PR rtl-optimization/39938
9710 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
9711 * cfgrtl.c: Include insn-attr.h.
9712 (rest_of_pass_free_cfg): New function.
9713 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
9714 * resource.c (init_resource_info): Remove call to df_analyze.
9716 2009-04-29 Richard Guenther <rguenther@suse.de>
9719 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
9720 allow conversion to signed integers.
9722 2009-04-29 Richard Guenther <rguenther@suse.de>
9724 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
9725 shifts of floating point vectors if the shift amount is
9726 a constant multiple of the element size.
9728 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
9729 Michael Matz <matz@suse.de>
9733 * tree-outof-ssa.c (emit_partition_copy): New function.
9734 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
9735 insert_part_to_rtx_on_edge): Perform the partition base var
9736 copy using emit_partition_copy.
9737 (insert_value_copy_on_edge): Convert constants to the right mode.
9738 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
9739 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
9741 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9743 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
9744 scan backwards to try to find a constant to initialize it.
9746 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
9747 insn before the loop_end instruction, don't look past labels.
9749 2009-04-29 Richard Guenther <rguenther@suse.de>
9752 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
9753 loose type conversions.
9754 (forward_propagate_addr_expr): Fix tuplification bug. Remove
9755 stmts only if there are no uses of its definition.
9757 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9759 * config/bfin/bfin.h (splitting_loops): Declare.
9760 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
9761 Reorder bit definitions to be ascending.
9762 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
9763 * config/bfin/bfin.c (splitting_loops): New variable.
9764 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
9765 (struct loop_info): Remove members INIT and LOOP_INIT.
9766 (bfin_optimize_loop): Don't set them. Reorder the code that generates
9767 the LSETUP sequence. Allow LC to be loaded from any register, but
9768 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
9769 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
9771 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
9772 of reload_completed.
9775 * config/bfin/bfin.md (movsi_insn): Refine constraints.
9777 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
9779 * Makefile.in (PLUGIN_VERSION_H): New.
9780 (OBJS-common): Remove plugin-version.o.
9781 (plugin.o): Depend on (PLUGIN_VERSION_H).
9782 (plugin-version.o): Remove.
9783 * configure: Regenerate
9784 * configure.ac: Create plugin-version.h.
9785 * gcc-plugin.h (plugin_gcc_version): Remove.
9786 (plugin_default_version_check): Change signature.
9787 * plugin-version.c: Remove.
9788 * plugin.c: Include plugin-version.h.
9789 (str_plugin_gcc_version_name): Remove.
9790 (try_init_one_plugin): Pass gcc version to plugin_init.
9791 (plugin_default_version_check): Both gcc and plugin versions are now
9794 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9796 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
9797 problematic last insns. Test for TYPE_CALL rather than CALL_P.
9798 Remove special case testing for last insn of inner loops. Don't fail
9799 if the loop ends with a jump, emit an extra nop instead.
9801 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
9802 DREGS rather than comparing directly. Remove code that tries to
9803 account for latencies.
9805 2009-04-29 Richard Guenther <rguenther@suse.de>
9807 PR tree-optimization/39941
9808 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
9809 eliminating an indirect call.
9811 2009-04-29 Richard Guenther <rguenther@suse.de>
9813 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
9814 parameter. Allow invariants as base if !require_lvalue.
9815 (verify_gimple_assign_single): Adjust.
9817 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9819 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
9820 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
9821 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
9822 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
9823 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
9825 * config/bfin/bfin.c (bfin_expand_builtin,
9826 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
9828 2009-04-28 Richard Guenther <rguenther@suse.de>
9830 * tree-vect-loop.c (get_initial_def_for_induction): Use
9831 correct types for pointer increment.
9833 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9835 * toplev.c (print_version): Update GMP version string calculation.
9837 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
9839 PR rtl-optimization/39938
9840 * resource.c (init_resource_info): Add call to df_analyze.
9842 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9844 * config/alpha/alpha.md (usegp): Cast the result of
9845 alpha_find_lo_sum_using_gp to enum attr_usegp.
9846 * config/alpha/alpha.c (override_options): Remove end-of-structure
9847 marker element from cpu_table. Use array size of cpu_table to handle
9848 -mcpu and -mtune options.
9849 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
9851 2009-04-28 Joseph Myers <joseph@codesourcery.com>
9853 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
9854 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
9855 tune_32 and tune_64.
9856 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
9858 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
9859 * config/rs6000/option-defaults.h: ... here. New file.
9860 (OPT_64, OPT_32): Define.
9861 (MASK_64BIT): Define to 0 if not already defined.
9862 (OPT_ARCH64, OPT_ARCH32): Define.
9863 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
9866 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9868 * config/arm/arm.c (arm_override_options): Emit error on using
9871 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9873 PR rtl-optimization/39914
9874 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9875 registers for allocnos created from user-defined variables only
9876 when not optimizing.
9878 2009-04-28 Richard Guenther <rguenther@suse.de>
9881 * fold-const.c (fold_binary): Use distribute_real_division only
9884 2009-04-28 Steve Ellcey <sje@cup.hp.com>
9886 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
9887 add hpux-stdint.h to tm_file.
9888 (hppa[12]*-*-hpux11*): Ditto.
9889 (ia64*-*-hpux*): Ditto.
9890 * config/hpux-stdint.h: New.
9891 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
9892 __STDC_EXT__ for all compiles.
9893 * config/pa/pa-hpux.h: Ditto.
9894 * config/pa/pa-hpux10.h: Ditto.
9895 * config/pa/pa-hpux11.h: Ditto.
9897 2009-04-28 Catherine Moore <clm@codesourcery.com>
9899 * debug.h (set_name): Add comment.
9901 2009-04-28 Andrew Pinski <pinskia@gmail.com>
9904 * config/darwin.c (machopic_gen_offset): Check
9905 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
9906 * config/arm/arm.c (require_pic_register): Likewise.
9908 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
9910 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
9911 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
9912 m32c_promote_prototypes): Delete.
9914 2009-04-28 Michael Matz <matz@suse.de>
9917 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
9920 2009-04-28 Richard Guenther <rguenther@suse.de>
9922 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
9924 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9926 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
9927 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
9928 * config/arm/arm-tune.md: Regenerate.
9930 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
9932 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
9933 block if there are complex incoming edges.
9934 (sel_merge_blocks): Remove useless assert.
9935 (sel_redirect_edge_and_branch): Check that edge was redirected.
9936 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
9937 (sel_find_rgns): Delete declaration.
9938 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
9939 the region when it is not a preheader.
9941 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9944 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
9946 2009-04-28 Richard Guenther <rguenther@suse.de>
9948 * tree.h (SSA_NAME_VALUE): Remove.
9949 (struct tree_ssa_name): Remove value_handle member.
9950 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
9951 array for jump threading.
9952 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
9954 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
9955 * tree-flow.h (threadedge_initialize_values): Declare.
9956 (threadedge_finalize_values): Likewise.
9957 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
9958 (SSA_NAME_VALUE): Define.
9959 (threadedge_initialize_values): New function.
9960 (threadedge_finalize_values): Likewise.
9961 * tree-ssa-dom.c (ssa_name_values): New global variable.
9962 (SSA_NAME_VALUE): Define.
9963 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
9965 2009-04-28 Ira Rosen <irar@il.ibm.com>
9967 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
9968 Use REPORT_VECTORIZED_LOCATIONS instead
9969 REPORT_VECTORIZED_LOOPS.
9970 * tree-vectorizer.c (vect_verbosity_level): Make static.
9971 (vect_loop_location): Rename to vect_location.
9972 (vect_set_verbosity_level): Update comment.
9973 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
9975 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
9976 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
9977 instead REPORT_UNVECTORIZED_LOOPS.
9978 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
9979 and vect_loop_def to vect_external_def and vect_internal_def.
9980 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
9981 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
9982 REPORT_UNVECTORIZED_LOCATIONS.
9983 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
9984 and vect_used_in_loop and to vect_unused_in_scope and
9986 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
9987 (vect_verbosity_level): Remove declaration.
9988 (vect_analyze_operations): Likewise.
9989 (vect_analyze_stmt): Declare.
9990 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
9991 REPORT_UNVECTORIZED_LOCATIONS.
9992 (vect_get_loop_niters): Fix indentation.
9993 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
9994 (vect_analyze_loop_operations): New function.
9995 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
9996 vect_analyze_operations.
9997 (vect_is_simple_reduction): Use new names.
9998 (vectorizable_live_operation, vect_transform_loop): Likewise.
9999 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
10000 to specify whether the data references can be a part of interleaving
10002 (vect_analyze_data_ref_dependence): Use new names.
10003 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
10004 (vect_create_addr_base_for_vector_ref): Remove redundant code.
10005 * tree-vect-patterns.c (widened_name_p): Use new names.
10006 (vect_recog_dot_prod_pattern): Likewise.
10007 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
10008 (process_use, vect_mark_stmts_to_be_vectorized,
10009 vect_model_simple_cost, vect_model_store_cost,
10010 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
10011 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
10012 vectorizable_operation, vectorizable_type_demotion,
10013 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
10014 vectorizable_condition): Likewise.
10015 (vect_analyze_operations): Split into vect_analyze_loop_operations
10017 (vect_analyze_stmt): ... new function.
10018 (new_stmt_vec_info): Use new names.
10019 (vect_is_simple_use): Use new names and fix comment.
10020 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
10021 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
10023 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10026 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
10027 and integer modes for x87 operands. Do not ICE for unsupported size,
10028 generate error instead. Generate error for unsupported operand types.
10029 ['z']: Do not handle HImode memory operands specially. Warning
10030 for floating-point operands. Fallthru to 'Z' for unsupported operand
10031 types. Do not ICE for unsupported size, generate error instead.
10032 (output_387_binary_op): Use %Z to output operands.
10033 (output_fp_compare): Ditto.
10034 (output_387_reg_move): Ditto.
10036 2009-04-28 Ben Elliston <bje@au.ibm.com>
10041 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10043 * builtins.c (c_strlen): Do not warn here.
10044 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
10045 * c-common.c (pointer_int_sum): Take an explicit location.
10046 Warn about offsets out of bounds.
10047 * c-common.h (pointer_int_sum): Adjust declaration.
10049 2009-04-27 Ian Lance Taylor <iant@google.com>
10051 * collect2.c (is_ctor_dtor): Change type of ret field in struct
10053 * dce.c (run_fast_df_dce): Change type of old_flags to int.
10054 * df-core.c (df_set_flags): Change return type to int. Change
10055 type of old_flags to int.
10056 (df_clear_flags): Likewise.
10057 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
10058 (df_get_conditional_uses): Likewise.
10059 * df.h (df_set_flags, df_clear_flags): Update declarations.
10060 * dwarf2out.c (struct indirect_string_node): Change type of form
10061 field to enum dwarf_form.
10062 (AT_string_form): Change return type to enum dwarf_form.
10063 * fixed-value.c (fixed_compare): Add cast to enum type.
10064 * fwprop.c (update_df): Change 0 to VOIDmode.
10065 * gensupport.c: Change 0 to UNKNOWN.
10066 * gimple.h (gimple_cond_code): Add cast to enum type.
10067 * haifa-sched.c (reemit_notes): Add cast to enum type.
10068 * hooks.c (hook_int_void_no_regs): Remove function.
10069 * hooks.h (hook_int_void_no_regs): Remove declaration.
10070 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
10071 * predict.c (combine_predictions_for_insn): Add casts to enum type.
10072 * real.c (real_arithmetic): Add cast to enum type.
10073 (real_compare): Likewise.
10074 * target.h (struct gcc_target): Change return type of
10075 branch_target_register_class to enum reg_class.
10076 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
10077 default_branch_target_register_class.
10078 * targhooks.c (default_branch_target_register_class): New function.
10079 * targhooks.h (default_branch_target_register_class): Declare.
10080 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
10081 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
10083 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
10085 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
10086 vect_uninitialized_def. Change 0 to ERROR_MARK.
10087 * tree-vect-stmts.c (supportable_widening_operation): Don't
10088 initialize icode1 and icode2.
10089 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
10090 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
10092 (cmn_err_flag_specs): Change 0 to STD_C89.
10093 (cmn_err_char_table): Likewise.
10094 * config/arm/arm.c (get_arm_condition_code): Change type of code
10095 to enum arm_cond_code.
10096 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
10097 (IWMMXT_BUILTIN2): Likewise.
10098 (neon_builtin_type_bits): Don't define typedef.
10099 (neon_builtin_datum): Change type of bits field to int.
10100 (arm_expand_neon_args): Add cast to enum type.
10101 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
10103 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
10104 casts to enum type.
10105 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
10107 * config/mips/mips.md (jal_macro): Return enum constant.
10108 (single_insn): Likewise.
10109 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
10111 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10112 casts to enum type.
10113 * config/s390/s390.c (s390_tune_flags): Change type to int.
10114 (s390_arch_flags): Likewise.
10115 (s390_handle_arch_option): Change flags field of struct pta to int.
10116 * config/s390/s390.h (s390_tune_flags): Update declaration.
10117 (s390_arch_flags): Likewise.
10118 * config/sh/sh.c (prepare_move_operands): Compare
10119 tls_symbolic_operand result with enum constant.
10120 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
10121 (sh_expand_prologue): Add cast to enum type.
10122 (sh_expand_epilogue): Likewise.
10123 (tls_symbolic_operand): Change return type to enum tls_model.
10124 (fpscr_set_from_mem): Add cast to enum type.
10125 (legitimize_pic_address): Compare tls_symbolic_operand result with
10127 (sh_target_reg_class): Change return type to enum reg_class.
10128 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
10130 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
10131 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
10132 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
10133 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
10134 (delayed_branch, tls_call_delay): Likewise.
10135 (eligible_for_sibcall_delay): Likewise.
10136 (eligible_for_return_delay): Likewise.
10137 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
10138 (spu_expand_builtin_1): Likewise.
10140 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
10141 for all types of conversions.
10142 (output_init_element): Issue -Wc++-compat warning if needed when
10143 initializing a bitfield with enum type.
10144 * c-parser.c (c_parser_expression): Set original_type to
10145 original_type of right hand operand of comman operator.
10147 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10149 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
10151 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
10152 * doc/cpp.texi (Standard Predefined Macros)
10153 (Implementation-defined behavior): Likewise.
10154 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
10155 * doc/gimple.texi (GIMPLE Exception Handling)
10156 (@code{GIMPLE_ASSIGN}): Likewise.
10157 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
10158 * doc/invoke.texi (Warning Options, Optimize Options)
10159 (AVR Options, Darwin Options): Likewise.
10160 (Optimize Options): Reformulate -fwhole-program description.
10161 * doc/loop.texi (Lambda): Likewise.
10162 * doc/md.texi (Output Template, Define Constraints)
10163 (Standard Names, Insn Splitting): Likewise.
10164 * doc/options.texi (Option properties): Likewise.
10165 * doc/passes.texi (Tree-SSA passes): Likewise.
10166 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
10167 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
10168 (File Names and DBX): Likewise.
10169 * doc/trouble.texi (Incompatibilities): Likewise.
10171 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10173 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
10174 instruction is correct.
10176 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10178 Allow non-constant arguments to conversion intrinsics.
10179 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
10180 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
10181 * spu.c (print_operand): Handle 'v' and 'w'.
10182 (exp2_immediate_p, spu_gen_exp2): Define.
10183 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
10184 spu_convtf_1): Update parameter descriptions.
10185 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
10186 * constraints.md ('v', 'w'): New.
10187 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
10189 (i2f, I2F): New define_mode_attr.
10190 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
10191 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
10192 fixuns_truncv4sfv4si2): Update to use mode attribute.
10193 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
10194 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
10195 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
10196 patterns for combine.
10198 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
10200 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
10201 (cprop, hoist, pre, store_motion): New debug counters.
10202 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
10203 is not an RTL pass anymore.
10204 (pass_profiling): Remove extern decl for pass removed in 2005.
10205 (pass_gcse, pass_jump_bypass): Remove.
10206 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
10207 to 0 for clean state.
10208 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
10209 * cse.c (gate_handle_cse_after_global_opts,
10210 rest_of_handle_cse_after_global_opts): New functions.
10211 (pass_cse_after_global_opts): New pass, does local CSE.
10212 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
10213 (TV_CPROP): New timevar.
10214 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
10215 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
10216 (gcse_main, recompute_all_luids): Remove.
10217 (compute_hash_table_work): Call max_reg_num instead of reading
10219 (cprop_jump): Don't set run_jump_opt_after_gcse.
10220 (constprop_register): Always allow to alter jumps.
10221 (cprop_insn): Likewise.
10222 (do_local_cprop): Likewise.
10223 (local_cprop_pass): Likewise. Return non-zero if something changed.
10224 (cprop): Remove function, fold interesting bits into one_cprop_pass.
10225 (find_implicit_sets): Add note about missed optimization opportunity.
10226 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
10227 pass_rtl_cprop execute function.
10228 Don't bother tracking the pass number, each pass gets its own dumpfile
10230 Always allow to alter jumpsand bypass jumps.
10231 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
10232 will just find no suitable set.
10233 (pre_edge_insert): Fix dumping, this function is for PRE only.
10234 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
10235 pass_rtl_pre execute function.
10236 (hoist_code): Return non-zero if something changed. Keep track of
10237 substitutions and insertions for statistics gathering similar to PRE.
10238 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
10239 called from the pass_rtl_hoist execute function. Show pass statistics.
10240 (compute_store_table): Use max_reg_num directly instead of using the
10241 formerly global max_gcse_regno.
10242 (build_store_vectors): Likewise.
10243 (replace_store_insn): Fix dumping.
10244 (store_motion): Rename to ...
10245 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
10246 pass, called from the pass_rtl_store_motion execute function. Keep
10247 track of substitutions and insertions for statistics gathering similar
10249 (bypass_jumps): Remove, fold interesting bits into ...
10250 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
10251 from the pass_rtl_cprop execute function.
10252 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
10253 pass_jump_bypass): Remove.
10254 (gate_handle_gcse, rest_of_handle_gcse): Remove.
10255 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
10256 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
10257 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
10258 (gate_rtl_store_motion, execute_rtl_store_motion,
10259 pass_rtl_store_motion): New.
10260 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
10261 make it clear that -fcse-skip-blocks is a no-op for backward compat.
10262 * passes.c (init_optimization_passes): Remove pass_gcse and
10263 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
10264 and cse_after_global_opts in place of pass_gcse. Schedule cprop
10265 instead of pass_jump_bypass.
10267 2009-04-27 Richard Guenther <rguenther@suse.de>
10269 PR middle-end/39928
10270 * gimplify.c (gimplify_expr): If we are required to create
10271 a temporary make sure it ends up as register.
10273 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
10276 * config/i386/i386.c (construct_container): Don't call
10277 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
10278 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
10280 2009-04-27 Michael Matz <matz@suse.de>
10282 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
10283 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
10284 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
10285 (dump_replaceable_exprs): Take a bitmap.
10286 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
10288 (expand_gimple_basic_block): Likewise.
10289 * tree-ssa-ter.c (struct temp_expr_table_d): Make
10290 replaceable_expressions member a bitmap.
10291 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
10292 (mark_replaceable): Likewise.
10293 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
10294 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
10296 2009-04-27 Richard Guenther <rguenther@suse.de>
10298 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
10299 (verify_stmts): Dispatch to gimple/type verification code.
10300 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
10301 issue with call argument types.
10303 2009-04-27 Michael Matz <matz@suse.de>
10305 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
10306 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
10309 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
10310 Eric Botcazou <ebotcazou@adacore.com>
10312 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
10313 a label's basic block.
10314 (mark_target_live_regs): Tidy and rework obsolete comments.
10315 Change back DF problem to LIVE. If a label starts a basic block,
10316 assume that all registers that used to be live then still are.
10317 (init_resource_info): If a label starts a basic block, set its
10318 BLOCK_FOR_INSN accordingly.
10319 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
10321 2009-04-27 Richard Guenther <rguenther@suse.de>
10323 * tree-flow-inline.h (function_ann): Remove.
10324 (get_function_ann): Likewise.
10325 * tree-dfa.c (create_function_ann): Remove.
10326 * tree-flow.h (struct static_var_ann_d): Remove.
10327 (struct function_ann_d): Likewise.
10328 (union tree_ann_d): Remove fdecl member.
10329 (function_ann_t): Remove.
10330 (function_ann, get_function_ann, create_function_ann): Remove
10333 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
10335 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
10337 2009-04-27 Jan Hubicka <jh@suse.cz>
10339 * ipa-pure-const.c (struct funct_state_d): New fields
10340 state_previously_known, looping_previously_known; remove
10341 state_set_in_source.
10342 (analyze_function): Use new fields.
10343 (propagate): Avoid assumption that state_set_in_source imply
10346 * tree-ssa-loop-niter.c (finite_loop_p): New function.
10347 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
10348 * cfgloop.h (finite_loop_p): Declare.
10350 2009-04-26 Michael Matz <matz@suse.de>
10352 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
10354 2009-04-26 Michael Matz <matz@suse.de>
10356 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
10357 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
10358 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
10359 pass_mark_used_blocks): Remove.
10360 * tree-optimize.c (pass_free_datastructures,
10361 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
10362 * passes.c (init_optimization_passes): Don't call
10363 pass_mark_used_blocks, remove dead code.
10365 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
10367 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
10368 * tree-ssa-live.h (register_ssa_partition): Likewise.
10370 2009-04-26 Michael Matz <matz@suse.de>
10373 * builtins.c (fold_builtin_next_arg): Handle SSA names.
10374 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
10375 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
10377 (compare_pairs): Swap cost comparison.
10378 (coalesce_ssa_name): Don't use change_partition_var.
10379 * tree-nrv.c (struct nrv_data): Add modified member.
10380 (finalize_nrv_r): Set it.
10381 (tree_nrv): Use it to update statements.
10382 (pass_nrv): Require PROP_ssa.
10383 * tree-mudflap.c (mf_decl_cache_locals,
10384 mf_build_check_statement_for): Use make_rename_temp.
10385 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
10386 * alias.c (find_base_decl): Handle SSA names.
10387 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
10388 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
10389 * rtl.h (set_reg_attrs_for_parm): Declare.
10390 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
10391 to "optimized", remove unused locals at finish.
10392 (execute_free_datastructures): Make global, call
10393 delete_tree_cfg_annotations.
10394 (execute_free_cfg_annotations): Don't call
10395 delete_tree_cfg_annotations.
10397 * ssaexpand.h: New file.
10398 * expr.c (toplevel): Include ssaexpand.h.
10399 (expand_assignment): Handle SSA names the same as register variables.
10400 (expand_expr_real_1): Expand SSA names.
10401 * cfgexpand.c (toplevel): Include ssaexpand.h.
10402 (SA): New global variable.
10403 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
10404 (SSAVAR): New macro.
10405 (set_rtl): New helper function.
10406 (add_stack_var): Deal with SSA names, use set_rtl.
10407 (expand_one_stack_var_at): Likewise.
10408 (expand_one_stack_var): Deal with SSA names.
10409 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
10410 before unique numbers.
10411 (expand_stack_vars): Use set_rtl.
10412 (expand_one_var): Accept SSA names, add asserts for them, feed them
10413 to above subroutines.
10414 (expand_used_vars): Expand all partitions (without default defs),
10415 then only the local decls (ignoring those expanded already).
10416 (expand_gimple_cond): Remove edges when jumpif() expands an
10417 unconditional jump.
10418 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
10419 or remove abnormal edges. Ignore insns setting the LHS of a TERed
10421 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
10422 members of SA; deal with PARM_DECL partitions here; expand
10423 all PHI nodes, free tree datastructures and SA. Commit instructions
10424 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
10425 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
10426 info and statements at start, collect garbage at finish.
10427 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
10428 (VAR_ANN_PARTITION) Remove.
10429 (change_partition_var): Don't declare.
10430 (partition_to_var): Always return SSA names.
10431 (var_to_partition): Only accept SSA names.
10432 (register_ssa_partition): Only check argument.
10433 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
10435 (delete_var_map): Don't free it.
10436 (var_union): Only accept SSA names, simplify.
10437 (partition_view_init): Mark only useful SSA names as used.
10438 (partition_view_fini): Only deal with SSA names.
10439 (change_partition_var): Remove.
10440 (dump_var_map): Use ssa_name instead of partition_to_var member.
10441 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
10443 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
10444 (struct _elim_graph): New member const_dests; nodes member vector of
10446 (set_location_for_edge): New static helper.
10447 (create_temp): Remove.
10448 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
10449 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
10450 (new_elim_graph): Allocate const_dests member.
10451 (clean_elim_graph): Truncate const_dests member.
10452 (delete_elim_graph): Free const_dests member.
10453 (elim_graph_size): Adapt to new type of nodes member.
10454 (elim_graph_add_node): Likewise.
10455 (eliminate_name): Likewise.
10456 (eliminate_build): Don't take basic block argument, deal only with
10457 partition numbers, not variables.
10458 (get_temp_reg): New static helper.
10459 (elim_create): Use it, deal with RTL temporaries instead of trees.
10460 (eliminate_phi): Adjust all calls to new signature.
10461 (assign_vars, replace_use_variable, replace_def_variable): Remove.
10462 (rewrite_trees): Only do checking.
10463 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
10464 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
10465 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
10466 contains_tree_r, MAX_STMTS_IN_LATCH,
10467 process_single_block_loop_latch, analyze_edges_for_bb,
10468 perform_edge_inserts): Remove.
10469 (expand_phi_nodes): New global function.
10470 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
10471 functions, initialize new parameter, remember partitions having a
10473 (finish_out_of_ssa): New global function.
10474 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
10475 don't reset in_ssa_p here, don't disable TER when mudflap.
10476 (pass_del_ssa): Remove.
10477 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
10479 (execute_free_datastructures): Declare.
10480 * Makefile.in (SSAEXPAND_H): New variable.
10481 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
10482 * basic-block.h (commit_one_edge_insertion): Declare.
10483 * passes.c (init_optimization_passes): Move pass_nrv and
10484 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
10485 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
10486 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
10487 (redirect_branch_edge): Deal with super block when expanding, split
10488 out jump patching itself into ...
10489 (patch_jump_insn): ... here, new static helper.
10491 2009-04-26 Michael Matz <matz@suse.de>
10493 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
10494 beyond num_ssa_names.
10495 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
10496 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
10498 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10500 PR inline-asm/39543
10501 * fwprop.c (forward_propagate_asm): New function.
10502 (forward_propagate_and_simplify): Propagate also into __asm, if it
10503 doesn't increase the number of referenced registers.
10506 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
10508 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10510 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
10511 note_nonlocal_vla_type for nonlocal VLAs.
10512 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
10513 contains_remapped_vars, remap_vla_decls): New functions.
10514 (convert_nonlocal_reference_stmt): If not optimizing, call
10515 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
10516 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
10517 if it wasn't found in var_map.
10518 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
10519 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
10520 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
10522 * gimplify.c (nonlocal_vlas): New variable.
10523 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
10525 (gimplify_body): Create and destroy nonlocal_vlas.
10527 * dwarf2out.c (loc_descr_plus_const): New function.
10528 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
10529 mem_loc_descriptor, loc_descriptor_from_tree_1,
10530 descr_info_loc, gen_variable_die): Use it.
10532 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
10533 !TREE_STATIC VAR_DECLs.
10534 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
10535 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
10536 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
10537 DECL_BY_REFERENCE is valid.
10538 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
10539 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
10540 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
10541 Copy DECL_BY_REFERENCE.
10542 (struct nesting_copy_body_data): New type.
10543 (nesting_copy_decl): New function.
10544 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
10545 if they have variable length.
10547 2009-04-26 Michael Matz <matz@suse.de>
10549 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
10550 mark new temporaries for renaming.
10552 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10555 * c-decl.c (global_bindings_p): Return negative value.
10556 (c_variable_size): New. Based on variable_size from
10558 (grokdeclarator): Call c_variable_size not variable_size.
10560 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
10562 * config/i386/i386.c (print_operand) ['z']: Fix typo.
10564 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
10566 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
10567 Redefine it to just use mingw/include.
10568 (ASM_SPEC): Rules for -m32 and -m64.
10569 (LINK_SPEC): Use Likewise.
10570 (SPEC_32): New define.
10571 (SPEC_64): Likewise.
10572 (SUB_LINK_SPEC): Likewise.
10573 (MULTILIB_DEFAULTS): New define.
10574 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
10575 Add multilib options.
10576 (MULTILIB_DIRNAMES): Likewise.
10577 (MULTILIB_OSDIRNAMES): Likewise.
10578 (LIBGCC): Likewise.
10579 (INSTALL_LIBGCC): Likewise.
10581 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10584 * c-tree.h (enum c_inline_static_type): New.
10585 (record_inline_static): Declare.
10586 * c-decl.c (struct c_inline_static, c_inline_statics,
10587 record_inline_static, check_inline_statics): New.
10588 (pop_file_scope): Call check_inline_statics.
10589 (start_decl): Call record_inline_static instead of pedwarning
10590 directly for static in inline function.
10591 * c-typeck.c (build_external_ref): Call record_inline_static
10592 instead of pedwarning directly for static referenced in inline
10595 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
10597 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
10598 not new but only being rescanned.
10599 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
10600 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
10601 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
10602 record_set_info, compute_set, grealloc): Remove.
10603 (recompute_all_luids): New function.
10604 (gcse_main): Don't compute sets, and don't do related memory
10605 allocations/free-ing. If something changed before the end of the
10606 pass, update LUIDs using recompute_all_luids.
10607 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
10608 (free_gcse_mem): Don't free it either.
10609 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
10610 Use the df insn LUIDs.
10611 (load_killed_in_block): Likewise.
10612 (compute_hash_table_work): Don't compute reg_set_in_block.
10613 (compute_transp): Use DF_REG_DEF_CHAINs.
10614 (local_cprop_pass): Don't use compute_sets and related functions.
10615 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
10616 Use get_max_uid() instead of max_cuid.
10617 (insert_insn_end_basic_block, pre_insert_copy_insn,
10618 update_ld_motion_stores): Don't try to
10619 keep reg_set tables up to date.
10620 (pre_insert_copies): Use df insn LUIDs.
10621 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
10622 (reg_set_info): Don't use extra bitmap argument.
10623 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
10624 information to compute regs_set_in_block.
10625 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
10626 (bypass_jumps): Don't use compute_sets and friends.
10628 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10631 * opts.c (undocumented_msg): Do not leave blank even with
10634 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10636 * c-decl.c (build_enumerator): Allow values folding to integer
10637 constants but not integer constant expressions with a pedwarn if
10640 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10643 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
10644 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
10645 type is an integer constant.
10647 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10650 * config/i386/i386.c (print_operand) ['z']: Revert handling of
10653 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10656 * c-decl.c (grokdeclarator): Diagnose declarations of functions
10657 with variably modified return type and no storage class
10658 specifiers, except for the case of nested functions. Distinguish
10659 extern declarations of functions with variably modified return
10660 types from those of objects with variably modified types.
10662 2009-04-25 Jan Hubicka <jh@suse.cz>
10664 * tree.c (list_equal_p): New function.
10665 * tree.h (list_equal_p): Declare.
10666 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10667 basic_block_def, basic_block, const_basic_block): New.
10668 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
10669 (redirect_eh_edge): New function.
10670 (make_eh_edge_update_phi): EH edges are not abnormal.
10671 * except.c: Include tree-flow.h.
10672 (list_match): New function.
10673 (eh_region_replaceable_by_p): New function.
10674 (replace_region): New function.
10675 (hash_type_list): New function.
10676 (hash_eh_region): New function.
10677 (eh_regions_equal_p): New function.
10678 (merge_peers): New function.
10679 (remove_unreachable_regions): Verify EH tree when checking;
10681 (copy_eh_region_1): New function.
10682 (copy_eh_region): New function.
10683 (push_reachable_handler): New function.
10684 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
10685 regions without label but with live RESX.
10686 * except.h (redirect_eh_edge_to_label): New.
10687 * tree-flow.h (redirect_eh_edge): New.
10688 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10689 basic_block_def, basic_block, const_basic_block): Remove.
10690 * Makefile.in (except.o): Add dependency on tree-flow.h
10691 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
10692 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
10695 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
10698 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
10699 on the destination of memcpy.
10701 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
10703 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
10704 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
10705 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
10707 2009-04-25 Jan Hubicka <jh@suse.cz>
10709 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
10710 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
10711 to be reached by different label than left.
10712 (update_eh_edges): Update comment; remove edge_to_remove if possible
10713 and return true if suceeded.
10714 (cleanup_empty_eh): Accept sharing map; handle shared regions.
10715 (cleanup_eh): Compute sharing map.
10716 * except.c (remove_eh_handler_and_replace): Add argument if we should
10718 (remove_unreachable_regions): Update for label sharing.
10719 (label_to_region_map): Likewise.
10720 (get_next_region_sharing_label): New function.
10721 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
10723 (remove_eh_handler): Update.
10724 (remove_eh_region_and_replace_by_outer_of): New function.
10725 * except.h (struct eh_region): Add next_region_sharing_label.
10726 (remove_eh_region_and_replace_by_outer_of,
10727 get_next_region_sharing_label): Declare.
10728 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
10730 2009-04-25 Jan Hubicka <jh@suse.cz>
10732 * tree-cfg.c (split_critical_edges): Split also edges where we can't
10733 insert code even if they are not critical.
10735 2009-04-25 Jan Hubicka <jh@suse.cz>
10737 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10738 (gimple_can_remove_branch_p): EH edges won't remove branch by
10740 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
10741 updating of non-abnormal EH edges.
10742 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10743 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
10744 (split_critical_edges): Split also edges where emitting code on them
10745 will lead to splitting later.
10747 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10748 H.J. Lu <hongjiu.lu@intel.com>
10751 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
10752 the configured assembler supports fildq and fistpq mnemonics.
10753 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
10754 * configure: Regenerated.
10755 * config.in: Ditto.
10757 * config/i386/i386.c (print_operand): Handle 'Z'.
10758 ['z']: Remove handling of special fild/fist suffixes.
10759 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
10760 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
10761 suffix of fild insn.
10762 (*floatsi<mode>2_vector_mixed): Ditto.
10763 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
10764 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
10765 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
10766 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
10767 * config/i386/gas.h (GAS_MNEMONICS): Remove.
10769 2009-04-25 Ben Elliston <bje@au.ibm.com>
10771 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
10772 the source of a set operation.
10774 2009-04-25 Anatoly Sokolov <aesok@post.ru>
10776 * target.h (struct gcc_target): Add case_values_threshold field.
10777 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
10778 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
10779 * targhooks.c (default_case_values_threshold): New function.
10780 * targhooks.h (default_case_values_threshold): Declare function.
10781 * stmt.c (expand_case): Use case_values_threshold target hook.
10782 * expr.h (case_values_threshold): Remove declartation.
10783 * expr.c (case_values_threshold): Remove function.
10784 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
10786 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
10787 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10788 (avr_case_values_threshold): Declare as static.
10789 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
10791 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
10792 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10793 (mn10300_case_values_threshold): New function.
10795 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10797 * ira.c (setup_cover_and_important_classes): Add enum cast.
10799 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
10801 * genpreds.c (write_enum_constraint_num): Output definition of
10802 CONSTRAINT_NUM_DEFINED_P macro.
10803 * ira.c (setup_cover_and_important_classes): Use
10804 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
10806 2009-04-24 DJ Delorie <dj@redhat.com>
10808 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
10809 __SH2A_SINGLE_ONLY__ also.
10811 2009-04-24 Steve Ellcey <sje@cup.hp.com>
10813 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
10814 (movdf_internal): Ditto.
10815 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
10816 SFmode and DFmode constants.
10817 (ia64_print_operand): Add 'G' format for printing
10818 floating point constants.
10820 2009-04-24 Richard Guenther <rguenther@suse.de>
10822 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
10823 from unsigned additions.
10825 2009-04-24 Joseph Myers <joseph@codesourcery.com>
10827 * c-typeck.c (set_init_index): Allow array designators that are
10828 not integer constant expressions with a pedwarn if pedantic.
10830 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10832 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
10833 zero if no overlap in nonzero bits between the operands.
10835 2009-04-24 Ian Lance Taylor <iant@google.com>
10837 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
10838 (record_dead_and_set_regs): Likewise.
10839 * df.h (struct df_mw_hardreg): Change flags field to int.
10840 (struct df_base_ref): Likewise.
10841 (struct df): Change changeable_flags field to int.
10842 * df-scan.c (df_defs_record): Change clobber_flags to int.
10843 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
10844 constants rather than #define macros.
10845 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
10846 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
10847 (enum dwarf_calling_convention): Likewise.
10848 (enum dwarf_line_number_x_ops): Likewise.
10849 (enum dwarf_call_frame_info): Likewise.
10850 (enum dwarf_source_language): Likewise.
10851 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
10852 (add_calling_convention_attribute): Likewise.
10853 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
10854 (combine_comparisons): Change compcode to int. Add cast to enum type.
10855 * genrecog.c (maybe_both_true_2): Change c to int.
10856 (write_switch): Likewise. Add cast to enum type.
10857 * gimplify.c (gimplify_omp_for): Handle return values from
10858 gimplify_expr using MIN rather than bitwise or.
10859 (gimplify_expr): Add cast to enum type.
10860 * ipa-prop.c (update_jump_functions_after_inlining): Change
10861 IPA_BOTTOM to IPA_JF_UNKNOWN.
10862 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
10863 Add casts to enum type.
10864 (setup_cover_and_important_classes): Change cl to int. Add casts
10866 (setup_class_translate): Change cl and mode to int.
10867 (ira_init_once): Change mode to int.
10868 (free_register_move_costs): Likewise.
10869 (setup_prohibited_mode_move_regs): Add casts to enum type.
10870 * langhooks.c (add_builtin_function_common): Rework assertion that
10871 value fits bitfield.
10872 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
10873 * omega.c (omega_do_elimination): Avoid math on enum types.
10874 * optabs.c (expand_vec_shift_expr): Remove casts to int.
10875 * opts.c (set_debug_level): Change 2 to enum constant. Use new
10876 int local to handle integral_argment value.
10877 * regmove.c (try_auto_increment): Change PUT_MODE to
10879 * reload.c (push_secondary_reload): Add casts to enum type.
10880 (secondary_reload_class, find_valid_class): Likewise.
10881 * reload1.c (emit_input_reload_insns): Likewise.
10882 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
10883 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
10884 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
10886 * tree.c (build_common_builtin_nodes): Add casts to enum type.
10887 * tree-complex.c (complex_lattice_t): Typedef to int rather than
10889 (expand_complex_libcall): Add casts to enum type.
10890 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
10891 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
10892 with ERROR_MARK, not NUM_TREE_CODES.
10893 (vect_create_epilog_for_reduction): Likewise.
10894 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
10895 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
10896 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
10898 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
10899 vect_unused_in_loop. Change 0 to loop_vect.
10900 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
10901 * var-tracking.c (get_init_value): Change return type to enum
10903 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
10904 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
10906 (arm_override_options): Add casts to enum type.
10907 (arm_emit_tls_decoration): Likewise.
10908 * config/i386/i386.c (ix86_function_specific_restore): Add casts
10910 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
10911 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
10912 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
10914 * config/s390/s390.c (code_for_builtin_64): Change to array of
10916 (code_for_builtin_31): Likewise.
10917 (s390_expand_builtin): Change code_for_builtin to enum insn_code
10919 * config/sparc/sparc.c (sparc_override_options): Change value
10920 field in struct code_model to enum cmodel. In initializer change
10921 0 to NULL and add cast to enum type.
10923 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
10924 Change all callers. Issue a -Wc++-compat warning using
10925 lhs_origtype if necessary.
10926 (convert_for_assignment): Issue -Wc++-compat warnings about
10927 invalid conversions to enum type on assignment.
10928 * c-common.h (build_modify_expr): Update declaration.
10930 2009-04-24 Nick Clifton <nickc@redhat.com>
10932 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
10933 (function_arg_advance): Likewise.
10934 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
10937 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10939 * config/s390/constraints.md ('I', 'J'): Fix condition.
10941 2009-04-24 Diego Novillo <dnovillo@google.com>
10943 * gengtype-parse.c (parse_error): Add newline after message.
10945 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10947 * config/i386/sse.md (avxmodesuffixs): Removed.
10948 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
10949 (*avx_pinsr<ssevecsize>): This.
10951 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10953 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
10954 follow chains of regs with a single definition, and allow expressions
10955 that are function_invariant_p.
10956 (simple_rhs_p): Allow expressions that are function_invariant_p.
10958 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
10960 PR middle-end/39867
10961 * fold-const.c (fold_cond_expr_with_comparison): When folding
10962 > and >= to MAX, make sure the MAX uses the same type as the
10963 comparison's operands.
10965 2009-04-24 Nick Clifton <nickc@redhat.com>
10967 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
10968 addressing for DImode accesses.
10969 (frv_print_operand_address): Handle PLUS case.
10970 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
10972 2009-04-24 Jakub Jelinek <jakub@redhat.com>
10974 PR rtl-optimization/39794
10975 * alias.c (canon_true_dependence): Add x_addr argument.
10976 * rtl.h (canon_true_dependence): Adjust prototype.
10977 * cse.c (check_dependence): Adjust canon_true_dependence callers.
10978 * cselib.c (cselib_invalidate_mem): Likewise.
10979 * gcse.c (compute_transp): Likewise.
10980 * dse.c (scan_reads_nospill): Likewise.
10981 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
10982 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
10983 canon_base_addr of the group, plus optional offset.
10984 (struct group_info): Rename canon_base_mem to
10986 (get_group_info): Set canon_base_addr to canon_rtx of base, not
10987 canon_rtx of base_mem.
10989 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
10991 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
10992 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
10994 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10996 * config/spu/spu-builtins.h: Delete file.
10998 * config/spu/spu.h (enum spu_builtin_type): Move here from
11000 (struct spu_builtin_description): Likewise. Add GTY marker.
11001 Do not use enum spu_function_code or enum insn_code.
11002 (spu_builtins): Add extern declaration.
11004 * config/spu/spu.c: Do not include "spu-builtins.h".
11005 (enum spu_function_code, enum spu_builtin_type_index,
11006 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
11007 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
11008 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
11009 unsigned_V2DI_type_node): Move here from spu-builtins.h.
11010 (spu_builtin_types): Make static. Add GTY marker.
11011 (spu_builtins): Add extern declaration with GTY marker.
11012 Include "gt-spu.h".
11014 * config/spu/spu-c.c: Do not include "spu-builtins.h".
11015 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
11016 Check programmatically whether all parameters are scalar.
11018 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
11020 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
11022 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
11023 assignment from the constructor either if the target is volatile.
11025 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
11027 * config/arm/arm.md (insv): Do not share operands[0].
11029 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
11031 * config/vxlib-tls.c (active_tls_threads): Delete.
11032 (delete_hook_installed): New.
11033 (tls_delete_hook): Don't delete the delete hook.
11034 (tls_destructor): Delete it here.
11035 (__gthread_set_specific): Adjust installing the delete hook.
11036 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
11037 __gthread_leave_tsd_dtor_context.
11039 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
11041 * c-format.c (gcc_tdiag_char_table): Add support for %E.
11043 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
11045 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
11047 (alpha_rtx_costs): Ditto.
11048 (emit_unlikely_jump): Use add_reg_note.
11049 (emit_frame_store_1): Ditto.
11050 (alpha_expand_prologue): Ditto.
11051 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11052 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
11054 2009-04-23 Nick Clifton <nickc@redhat.com>
11056 * config/v850/v850.md (epilogue): Remove suppressed code.
11057 (return): Rename to return_simple and remove test of frame size.
11058 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
11059 to gen_return_simple.
11061 2009-04-22 Jing Yu <jingyu@google.com>
11064 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
11066 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11069 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
11070 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
11071 value is a VECTOR_CST, the element type is the element type of the
11074 2009-04-22 DJ Delorie <dj@redhat.com>
11076 * config/m32c/m32c.h: Update GTY annotations to new syntax.
11078 2009-04-22 Jakub Jelinek <jakub@redhat.com>
11080 * alias.c (find_base_term): Move around LO_SUM case, so that
11081 CONST falls through into PLUS/MINUS handling.
11084 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
11085 into 0, use omit_one_operand.
11087 2009-04-23 Ben Elliston <bje@au.ibm.com>
11089 * config/rs6000/linux-unwind.h (get_regs): Remove type
11090 puns. Change the type of `pc' to an array of unsigned ints and
11091 update all users. Constify frame24.
11093 2009-04-22 DJ Delorie <dj@redhat.com>
11095 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
11096 declarations before code.
11097 (current_function_special_page_vector): Likewise.
11098 (m32c_expand_insv): Silence a warning.
11100 2009-04-21 Taras Glek <tglek@mozilla.com>
11102 * alias.c: Update GTY annotations to new syntax.
11103 * basic-block.h: Likewise.
11104 * bitmap.h: Likewise.
11105 * c-common.h: Likewise.
11106 * c-decl.c: Likewise.
11107 * c-parser.c: Likewise.
11108 * c-pragma.c: Likewise.
11109 * c-tree.h: Likewise.
11110 * cfgloop.h: Likewise.
11111 * cgraph.h: Likewise.
11112 * config/alpha/alpha.c: Likewise.
11113 * config/arm/arm.h: Likewise.
11114 * config/avr/avr.h: Likewise.
11115 * config/bfin/bfin.c: Likewise.
11116 * config/cris/cris.c: Likewise.
11117 * config/darwin.c: Likewise.
11118 * config/frv/frv.c: Likewise.
11119 * config/i386/i386.c: Likewise.
11120 * config/i386/i386.h: Likewise.
11121 * config/i386/winnt.c: Likewise.
11122 * config/ia64/ia64.h: Likewise.
11123 * config/iq2000/iq2000.c: Likewise.
11124 * config/mips/mips.c: Likewise.
11125 * config/mmix/mmix.h: Likewise.
11126 * config/pa/pa.c: Likewise.
11127 * config/pa/pa.h: Likewise.
11128 * config/rs6000/rs6000.c: Likewise.
11129 * config/s390/s390.c: Likewise.
11130 * config/sparc/sparc.c: Likewise.
11131 * config/xtensa/xtensa.c: Likewise.
11132 * cselib.h: Likewise.
11133 * dbxout.c: Likewise.
11134 * dwarf2out.c: Likewise.
11135 * except.c: Likewise.
11136 * except.h: Likewise.
11137 * fixed-value.h: Likewise.
11138 * function.c: Likewise.
11139 * function.h: Likewise.
11140 * gimple.h: Likewise.
11141 * integrate.c: Likewise.
11142 * optabs.c: Likewise.
11143 * output.h: Likewise.
11144 * real.h: Likewise.
11146 * stringpool.c: Likewise.
11147 * tree-data-ref.c: Likewise.
11148 * tree-flow.h: Likewise.
11149 * tree-scalar-evolution.c: Likewise.
11150 * tree-ssa-address.c: Likewise.
11151 * tree-ssa-alias.h: Likewise.
11152 * tree-ssa-operands.h: Likewise.
11153 * tree.c: Likewise.
11154 * tree.h: Likewise.
11155 * varasm.c: Likewise.
11156 * varray.h: Likewise.
11158 * coretypes.h: Do not define GTY macro if it is already defined.
11159 * doc/gty.texi: Update GTY documentation to new syntax.
11160 * gengtype-lex.l: Enforce attribute-like syntax for GTY
11161 annotations on structs.
11162 * gengtype-parse.c: Likewise.
11164 2009-04-22 Mark Heffernan <meheff@google.com>
11166 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
11168 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11170 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
11173 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11175 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
11176 the same as a PLUS without a shift. Increase the cost of a
11179 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11181 * Makefile.in: Update dependencies.
11182 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
11183 * errors.h: Remove bogus comment about compatibility.
11184 (warning): Update declaration.
11185 * genautomata.c: Update all calls to warning.
11186 * gimple.c: Do not include errors.h. Include toplev.h.
11187 * tree-ssa-structalias.c: Do not include errors.h.
11188 * omega.c: Likewise.
11189 * tree-ssa-reassoc.c: Likewise.
11190 * config/spu/spu-c.c: Likewise.
11191 * config/spu/t-spu-elf: Update dependencies.
11193 2009-04-22 Richard Guenther <rguenther@suse.de>
11195 PR tree-optimization/39824
11196 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
11197 make sure the types are compatible.
11199 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11202 * c-common.c (c_parse_error): Take a token_flags parameter.
11203 Use token_type for the token type instead.
11204 Pass token_flags to cpp_type2name.
11205 * c-common.h (c_parse_error): Update declaration.
11206 * c-parser.c (c_parser_error): Pass 0 as token flags.
11208 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
11210 PR rtl-optimization/39580
11211 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
11213 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11215 * function.c (expand_function_end): Do not emit a jump to the "naked"
11216 return label for fall-through returns.
11217 * except.c (sjlj_emit_function_exit): Always place the call to the
11218 unregister function at the location installed by expand_function_end.
11220 2009-04-22 Richard Guenther <rguenther@suse.de>
11222 PR tree-optimization/39845
11223 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
11224 (gen_inbound_check): Likewise.
11226 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
11228 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
11230 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
11231 * config/vxlib.c (__gthread_once): Add race guard for PPC.
11233 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11235 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
11236 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
11237 shift counts to avoid out-of-bounds array accesses.
11239 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11241 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
11242 (Pmode): Move above.
11244 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
11246 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
11247 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
11248 GET_CODE macro. Use IN_RANGE macro where appropriate.
11249 * config/alpha/alpha.h: Ditto.
11250 * config/alpha/alpha.md: Ditto.
11251 * config/alpha/constraints.md: Ditto.
11252 * config/alpha/predicates.md: Ditto.
11254 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11256 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
11257 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11258 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11259 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11260 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11261 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11262 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11263 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11264 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11265 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11266 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11267 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11268 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11269 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11270 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11271 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11272 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11273 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11274 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11275 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11276 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11277 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11278 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11279 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11280 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11281 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11282 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11284 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11286 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
11287 references from comments.
11288 * cfgbuild.c: (count_basic_blocks): Delete.
11289 (find_basic_blocks_1): Delete.
11290 (find_basic_blocks): Delete.
11291 * except.c (finish_eh_generation): Make static. Move comment from
11292 except.h here. Remove find_basic_blocks references from comments.
11293 * except.h (finish_eh_generation): Delete.
11294 * basic-block.h (find_basic_blocks): Delete.
11295 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
11297 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
11299 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
11300 (sdbout_parms): Likewise.
11302 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
11304 * config/sh/sh.c (prepare_cbranch_operands): Use
11305 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
11306 (expand_cbranchdi4): Likewise.
11307 (from_compare): Add cast to enum type.
11308 (expand_cbranchsi4): Use add_reg_note.
11309 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
11310 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
11311 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
11312 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11313 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
11314 instead of CODE_FOR_nothing.
11315 (cbranchdi4): Likewise. Fix the order of arguments for
11317 (push_fpscr): Use add_reg_note.
11318 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
11319 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
11321 2009-04-21 Joseph Myers <joseph@codesourcery.com>
11323 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
11324 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11325 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11326 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
11327 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
11328 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
11329 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
11330 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
11331 config/alpha/x-vms, config/arc/t-arc,
11332 config/arm/README-interworking, config/arm/arm-c.c,
11333 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
11334 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
11335 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
11336 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
11337 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
11338 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
11339 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
11340 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
11341 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
11342 config/cris/t-elfmulti, config/crx/t-crx,
11343 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
11344 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
11345 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
11346 config/h8300/t-h8300, config/i386/athlon.md,
11347 config/i386/darwin-libgcc.10.4.ver,
11348 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
11349 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
11350 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
11351 config/i386/t-linux64, config/i386/t-nwld,
11352 config/i386/t-rtems-i386, config/i386/t-sol2-10,
11353 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
11354 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
11355 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
11356 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
11357 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
11358 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
11359 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
11360 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
11361 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
11362 config/m68k/t-uclinux, config/mcore/t-mcore,
11363 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
11364 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
11365 config/mips/crtn.asm, config/mips/irix-crti.asm,
11366 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
11367 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
11368 config/mips/mips-fixed.md, config/mips/sb1.md,
11369 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
11370 config/mips/t-iris6, config/mips/t-isa3264,
11371 config/mips/t-libgcc-mips16, config/mips/t-linux64,
11372 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
11373 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
11374 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
11375 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
11376 config/mn10300/t-linux, config/mn10300/t-mn10300,
11377 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
11378 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
11379 config/picochip/libgccExtras/clzsi2.asm,
11380 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
11381 config/rs6000/darwin-libgcc.10.4.ver,
11382 config/rs6000/darwin-libgcc.10.5.ver,
11383 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
11384 config/rs6000/t-aix43, config/rs6000/t-aix52,
11385 config/rs6000/t-darwin, config/rs6000/t-fprules,
11386 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
11387 config/rs6000/t-lynx, config/rs6000/t-netbsd,
11388 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
11389 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
11390 config/rs6000/t-rtems, config/rs6000/t-spe,
11391 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
11392 config/score/t-score-elf, config/sh/divcost-analysis,
11393 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
11394 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
11395 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
11396 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
11397 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
11398 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
11399 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
11400 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
11401 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
11402 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
11403 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
11404 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
11405 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
11406 limitx.h, version.c, xcoff.h: Add copyright and license notices.
11407 * config/h8300/genmova.sh: Include copyright and license notices
11408 in generated output.
11409 * config/h8300/mova.md: Regenerate.
11410 * doc/install.texi2html: Include word "Copyright" in copyright
11411 notice and use name "Free Software Foundation, Inc.".
11412 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11413 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11414 ChangeLog-2007, ChangeLog-2008: Correct dates.
11416 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
11418 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
11419 NE_EXPR operations as well.
11420 * c-parser.c (c_parser_condition): Do not set location information on
11422 (c_parser_conditional_expression): Likewise.
11423 (c_parser_binary_expression): Set location information on operators.
11424 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
11425 TRUTH_NOT_EXPR has been folded.
11426 * fold-const.c (fold_truth_not_expr): Copy location information from
11427 the incoming expression to the outgoing one.
11428 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
11429 recursive calls on the LHS of the operator but pass that of the
11430 operator to recursive calls on the RHS of the operator. Set it
11432 (shortcut_cond_expr): Set the locus of the operator on the second
11433 COND_EXPR and that of the expression on the first in degenerate cases.
11434 Pass the locus of the expression to calls to shortcut_cond_r.
11435 Set the locus of the 'then' block on the associated jump, if any.
11436 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
11437 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
11438 expression to call to gimplify_boolean_expr.
11440 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
11442 * config.gcc: Add additional configuration for
11443 i686-w64-mingw* and x86_64-w64-mingw* triplet.
11444 * config/i386/mingw-w64.h: New mingw-w64 specific header.
11445 (CPP_SPEC): Redefine for allowing -municode option.
11446 (STARTFILE_SPEC): Likewise.
11447 * config/i386/t-mingw-w64: New.
11448 * config/i386/mingw-w64.opt: New.
11449 (municode): Add new target option.
11450 * doc/invoke.texi (municode): Add documentation for new option.
11452 2009-04-21 Ian Lance Taylor <iant@google.com>
11454 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11455 Correct test for number of arguments.
11456 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
11458 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
11460 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
11461 argument of emit_library_call.
11463 2009-04-21 Richard Guenther <rguenther@suse.de>
11465 PR middle-end/39829
11466 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
11467 inside VIEW_CONVERT_EXPRs.
11469 2009-04-21 Martin Jambor <mjambor@suse.cz>
11471 * tree-switch-conversion.c (build_constructors): Split a long line.
11472 (constructor_contains_same_values_p): New function.
11473 (build_one_array): Create assigns of constants if possible, do not
11474 call mark_sym_for_renaming, call update_stmt.
11475 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
11476 make_rename_temp. Do not call mark_symbols_for_renaming, call
11478 (gen_def_assigns): Do not call mark_symbols_for_renaming or
11479 find_new_referenced_vars, call update_stmt.
11480 (gen_inbound_check): Use create_tmp_var and create ssa names manually
11481 instead of calling make_rename_temp. Do not call
11482 find_new_referenced_vars or mark_symbols_for_renaming, call
11485 2009-04-21 Richard Guenther <rguenther@suse.de>
11487 PR tree-optimization/39827
11488 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
11489 (tree_ssa_phiprop): Pass the correct array size.
11491 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
11493 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
11495 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
11498 * c-typeck.c (lvalue_p): Move declaration ...
11499 * c-common.h (lvalue_p): ... to here.
11500 * c-common.c (candidate_equal_p): New.
11501 (add_tlist): Use it.
11502 (merge_tlist): Use it.
11503 (warn_for_collisions_1): Likewise.
11504 (warning_candidate_p): Accept more candidates.
11505 (verify_tree): A warning candidate can be an expression. Use
11508 2009-04-21 Ben Elliston <bje@au.ibm.com>
11511 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
11512 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
11513 options. Remove -mcall-solaris documentation.
11515 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11518 * doc/invoke.texi (-Wlong-long): Update description.
11519 * c-lex (interpret_integer): Only warn if there was no previous
11520 overflow and -Wlong-long is enabled.
11521 * c-decl.c (declspecs_add_type): Drop redundant flags.
11522 * c.opt (Wlong-long): Init to -1.
11523 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
11524 and front-end warn_long_long. Wlong-long only depends on other
11525 flags if it is uninitialized.
11526 * c-parser.c (disable_extension_diagnostics): warn_long_long is
11527 the same for CPP and FE.
11528 (restore_extension_diagnostics): Likewise.
11530 2009-04-20 Ian Lance Taylor <iant@google.com>
11532 Fix enum conversions which are invalid in C++:
11533 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
11534 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
11535 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
11536 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
11537 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
11538 (dbxout_parms): Likewise.
11539 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
11540 (df_clear_flags): Likewise.
11541 * df-problems.c (df_rd_bb_local_compute_process_def): Change
11542 top_flag parameter to int.
11543 (df_chain_create_bb_process_use): Likewise.
11544 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
11546 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
11547 (df_ref_create_structure, df_def_record_1): Likewise.
11548 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
11549 (df_notes_rescan): Change 0 to VOIDmode in function call.
11550 (df_get_call_refs, df_insn_refs_collect): Likewise.
11551 (df_bb_regs_collect): Likewise.
11552 (df_entry_block_defs_collect): Likewise.
11553 (df_exit_block_uses_collect): Likewise.
11554 * df.h: Update declarations.
11555 * double-int.c (double_int_divmod): Add cast to enum type.
11556 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
11557 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
11558 (based_loc_descr): Likewise.
11559 (loc_descriptor_from_tree_1): Change first_op and second_op to
11560 enum dwarf_location_atom. Add cast to enum type.
11561 * expmed.c (init_expmed): Change 0 to SET in function call.
11562 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
11563 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
11564 (do_store_flag): Likewise.
11565 * fixed-value.h (struct fixed_value): Change mode to enum
11567 * function.c (assign_parms): Change 0 to VOIDmode in function call.
11568 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
11570 (insert_insn_decl, insert_decl, insert_state): Likewise.
11571 (automata_list_finish): Likewise.
11572 * genrecog.c (process_define_predicate): Add cast to enum type.
11573 * gensupport.c (init_predicate_table): Add cast to enum type.
11574 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
11576 (gimple_build_call_1, gimple_build_label): Likewise.
11577 (gimple_build_goto, gimple_build_asm_1): Likewise.
11578 (gimple_build_switch_1, gimple_build_cdt): Likewise.
11579 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
11580 (enum fallback): Rename from enum fallback_t.
11581 (fallback_t): Typedef as int.
11582 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
11583 GSI_SAME_STMT in function call.
11584 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
11586 (setup_reg_class_relations): Likewise.
11587 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
11588 (setup_prohibited_class_mode_regs): Add cast to enum type.
11589 (setup_prohibited_mode_move_regs): Likewise.
11590 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
11591 (record_address_regs): Change i to enum reg_class.
11592 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
11593 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
11594 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
11595 (GET_MODE_2XWIDER_MODE): Likewise.
11596 (GET_CLASS_NARROWEST_MODE): Likewise.
11597 * omp-low.c (expand_omp_for): Add cast to enum type.
11598 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
11599 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
11600 * postreload.c (reload_cse_simplify_operands): Change rclass local
11602 * predict.c (combine_predictions_for_insn): Change best_predictor
11603 and predictor to enum br_predictor.
11604 (combine_predictions_for_bb): Likewise.
11605 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
11606 use SET_PREDICT_EXPR_OUTCOME.
11607 * real.c (real_arithmetic): Change icode to code in function call.
11608 * reginfo.c (init_move_cost): Add casts to enum type.
11609 (init_reg_sets_1, init_fake_stack_mems): Likewise.
11610 * regmove.c (regclass_compatible_p): Change class0 and class1 to
11612 * reload.c (find_valid_class): Add casts to enum type.
11613 (push_reload): Change 0 to NO_REGS in function call.
11614 (find_reloads): Change this_alternative to array of enum
11615 reg_class. Remove some now-unnecessary casts.
11616 (make_memloc): Change 0 to VOIDmode in function call.
11617 * reload1.c (reload): Change 0 to VOIDmode in function call.
11618 (eliminate_regs_1, elimination_effects): Likewise.
11619 (eliminate_regs_in_insn): Likewise.
11620 (emit_input_reload_insns): Add cast to enum type.
11621 (delete_output_reload): Change 0 to VOIDmode in function call.
11622 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
11623 to enum type in function call.
11624 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
11625 (SET_PREDICT_EXPR_OUTCOME): Define.
11626 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
11627 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
11628 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
11629 (dump_function): Likewise.
11630 * tree-dump.h: Update declarations.
11631 * tree-pass.h: Update declarations.
11632 * varasm.c (assemble_integer): Change mclass to enum mode_class.
11633 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
11635 (arm_rtx_costs_1): Correct parenthesization.
11636 (arm_rtx_costs): Add casts to enum type.
11637 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
11638 (vfp_emit_fstmd): Use add_rg_note.
11639 (emit_multi_reg_push, emit_sfm): Likewise.
11640 (thumb_set_frame_pointer): Likewise.
11641 (arm_expand_prologue): Likewise.
11642 (arm_regno_class): Change return type to enum reg_class.
11643 (thumb1_expand_prologue): Use add_reg_note.
11644 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
11645 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
11647 * config/arm/gentune.sh: Add cast to enum type.
11648 * config/arm/arm-tune.md: Rebuild.
11649 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
11650 (ix86_split_fp_branch, predict_jump): Likewise.
11651 (ix86_expand_multi_arg_builtin): Change sub_code from enum
11652 insn_code to enum rtx_code.
11653 (ix86_builtin_vectorized_function): Add cast to enum type.
11654 * config/i386/i386.md (truncdfsf2): Change slot to enum
11656 (truncxf<mode>2, isinf<mode>2): Likewise.
11657 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
11659 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
11660 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
11661 (insert_bundle_state): Change 1 to INSERT in function call.
11662 (ia64_add_bundle_selector_before): Likewise.
11663 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
11664 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
11665 (restore_stack_nonlocal): Likewise.
11666 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
11668 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
11670 (mips_rtx_costs): Likewise.
11671 (mips_override_options): Add casts to enum type.
11672 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
11674 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
11675 (store_reg, set_reg_plus_d): Likewise.
11676 (hppa_expand_prologue, hppa_profile_hook): Likewise.
11677 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
11679 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
11681 (emit_unlikely_jump): Use add_reg_note.
11682 (rs6000_emit_allocate_stack): Likewise.
11683 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
11684 (output_toc): Change 1 to INSERT in function call.
11685 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
11686 (rs6000_initialize_trampoline): Likewise.
11687 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
11689 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
11690 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
11691 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
11692 (save_gprs): Use add_reg_note.
11693 (s390_emit_prologue): Likewise.
11694 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11695 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
11696 (sparc_fold_builtin): Add cast to enum type.
11697 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
11699 (spu_expand_prologue): Use add_reg_note.
11700 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
11702 2009-04-20 Ian Lance Taylor <iant@google.com>
11704 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
11705 (c_parser_postfix_expression_after_primary): Get VEC for list of
11706 arguments. Get original types of arguments. Call
11707 build_function_call_vec.
11708 (cached_expr_list_1, cached_expr_list_2): New static variables.
11709 (c_parser_expr_list): Change return type to VEC *. Add
11710 p_orig_types parameter. Change all callers.
11711 (c_parser_release_expr): New static function.
11712 (c_parser_vec_to_tree_list): New static function.
11713 * c-typeck.c (build_function_call): Rewrite to build a VEC and
11714 call build_function_call_vec.
11715 (build_function_call_vec): New function, based on old
11716 build_function_call.
11717 (convert_arguments): Remove nargs and argarray parameters. Change
11718 values to a VEC. Add origtypes parameter.
11719 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
11720 (convert_for_assignment): Add origtype parameter. Change all
11721 callers. If warn_cxx_compat, check for conversion to an enum
11722 type when calling a function.
11723 (store_init_value): Add origtype parameter. Change all callers.
11724 (digest_init): Likewise.
11725 (struct init_node): Add origtype field.
11726 (add_pending_init): Add origtype parameter. Change all callers.
11727 (output_init_element): Likewise.
11728 (output_pending_init_elements): Pass origtype from init_node to
11729 output_init_element.
11730 (process_init_element): Pass origtype from c_expr to
11731 output_init_element.
11732 (c_finish_return): Add origtype parameter. Change all callers.
11733 * c-common.c (sync_resolve_size): Change params to VEC *. Change
11735 (sync_resolve_params): Likewise.
11736 (sync_resolve_return): Change params to first_param. Change caller.
11737 (resolve_overloaded_builtins): Change params to VEC *. Change
11738 callers. Save first parameter around call to build_function_call_vec.
11739 * c-decl.c (finish_decl): Add origtype parameter. Change all
11740 callers. Call build_function_call_vec rather than
11741 build_function_call for cleanup.
11742 * c-tree.h: Update declarations.
11743 * c-common.h: Update declarations.
11744 * stub-objc.c (objc_rewrite_function_call): Change parameter from
11745 params to first_param.
11746 * target.h (struct gcc_target): Change resolve_overloaded_builtin
11747 params parameter from tree to void *.
11748 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11749 Change arglist parameter to have type void *, and to be a pointer
11751 * config/rs6000/rs6000-protos.h
11752 (altivec_resolve_overloaded_builtin): Update declaration.
11753 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
11754 fnargs parameter to have type void *, and to be a pointer to a
11755 VEC. Call build_function_call_vec instead of
11756 build_function_call.
11757 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
11759 2009-04-20 Joey Ye <joey.ye@intel.com>
11760 Xuepeng Guo <xuepeng.guo@intel.com>
11761 H.J. Lu <hongjiu.lu@intel.com>
11763 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
11765 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
11766 (IX86_LEA_PRIORITY): Likewise.
11767 (distance_non_agu_define): New function.
11768 (distance_agu_use): Likewise.
11769 (ix86_lea_for_add_ok): Likewise.
11770 (ix86_dep_by_shift_count): Likewise.
11772 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
11773 should split for LEA.
11775 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
11777 (ix86_dep_by_shift_count): Likewise.
11779 2009-04-20 Richard Guenther <rguenther@suse.de>
11781 * expr.c (handled_component_p): Move ...
11782 * tree.h (handled_component_p): ... here.
11783 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
11784 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
11785 and REALPART_EXPR to be in one group.
11787 2009-04-20 Richard Guenther <rguenther@suse.de>
11789 * basic-block.h (get_all_dominated_blocks): Declare.
11790 * dominance.c (get_all_dominated_blocks): New function.
11791 * tree-cfg.c (get_all_dominated_blocks): Remove.
11792 (remove_edge_and_dominated_blocks): Adjust.
11793 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
11794 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
11795 instead of recursing.
11797 2009-04-20 Doug Kwan <dougkwan@google.com>
11799 * cgraph.h (cgraph_node_ptr): New type for vector functions.
11800 (struct cgraph_node_set_def): New type.
11801 (cgraph_node_set) New type. Also declare vector functions.
11802 (struct cgraph_node_set_element_def): New type.
11803 (cgraph_node_set_element): Ditto.
11804 (cgraph_node_set_iterator): New iterator type.
11805 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
11806 cgraph_node_set_remove, dump_cgraph_node_set,
11807 debug_cgraph_node_set): New prototypes.
11808 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
11809 cgraph_node_set_size): New inlines.
11810 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
11811 including cgraph.h.
11812 (struct ipa_opt_pass): Add struct cgraph_node_set_def
11813 argument to function 'write_summary'.
11814 * ipa.c: Include ggc.h.
11815 (hash_cgraph_node_set_element,
11816 eq_cgraph_node_set_element, cgraph_node_set_new,
11817 cgraph_node_set_add, cgraph_node_set_remove,
11818 cgraph_node_set_find, dump_cgraph_node_set,
11819 debug_cgraph_node_set): New functions.
11820 * Makefile.in (ipa.o): Add dependency on GGC_H.
11822 2009-04-20 Ira Rosen <irar@il.ibm.com>
11824 PR tree-optimization/39675
11825 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
11826 check of the return code of vect_schedule_slp. Check that
11827 stmt_vec_info still exists for the statement, before checking its
11828 vectorization type.
11830 2009-04-20 Michael Matz <matz@suse.de>
11832 * Makefile.in (generated_files): Take out $(simple_generated_c).
11834 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
11836 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
11837 (UINTPTR_TYPE): Likewise.
11839 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11842 * c-typeck.c (digest_init): Check for initializing an array with a
11845 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11848 * c-semantics.c (pop_stmt_list): Propagate
11849 STATEMENT_LIST_HAS_LABEL to parent statement list.
11851 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
11853 * config/mips/mips.h (mips_tune_attr): New macro.
11854 * config/mips/mips.md (cpu): Use it.
11856 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11859 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
11862 2009-04-19 Diego Novillo <dnovillo@google.com>
11864 * toplev.c (compile_file): Move call to coverage_finish ...
11865 * cgraphunit.c (ipa_passes): ... here.
11866 Call cgraph_process_new_functions.
11867 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
11868 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
11870 2009-04-19 Jan Hubicka <jh@suse.cz>
11872 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
11874 (dump_cgraph_node): Dump can throw external flag.
11875 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
11877 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11881 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
11882 * common.opt (Wlogical-op): Move from here...
11883 * c.opt (Wlogical-op): ... to here.
11884 * c-typeck.c (parser_build_binary_op): Update call to
11885 warn_logical_operator.
11886 * c-opts.c (c_common_post_options): Enable warn_logical_op with
11888 * c-common.c (warn_logical_op): Update.
11889 * c-common.h (warn_logical_op): Update declaration.
11891 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
11893 * tree.c (protected_set_expr_location): Fix formatting.
11895 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11898 * c-typeck.c (readonly_warning): new.
11899 (build_unary_op, build_modify_expr): Use readonly_warning for
11900 storing into something readonly but not const-qualified.
11902 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11905 * c-typeck.c (build_unary_op): Check for taking address of
11906 expression of type void.
11908 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11911 * c-typeck.c (build_function_call): Check for calling a function
11912 with qualified void return types. Call require_complete_type when
11915 2009-04-18 Jan Hubicka <jh@suse.cz>
11917 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
11919 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
11920 can_throw_external flag.
11921 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
11922 * ipa-pure-const.c (ignore_edge): New function.
11923 (propagate): Compute order for NOTHROW computation; set NOTHROWs
11924 only over can_throw_external edges.
11925 (local_pure_const): Add nothrow flag.
11926 * ipa-utils.c (searchc): Add ignore_edge callback.
11927 (ipa_utils_reduced_inorder): Add ignore_edge callback.
11928 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
11929 (set_nothrow_function_flags): Update cgraph.
11930 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
11932 2009-04-18 Richard Guenther <rguenther@suse.de>
11934 PR middle-end/39804
11935 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
11936 (fold_stmt): ... this and ...
11937 (fold_stmt_inplace): ... this.
11938 (fold_stmt_1): Fold references in calls and asms.
11939 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
11941 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11943 * tree-vrp.c (ssa_name_nonzero_p): Remove.
11944 * tree.h: Remove the prototype for ssa_name_nonzero_p.
11946 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11948 * tree.c (function_args_count): Remove.
11949 * tree.h: Remove the prototype for function_args_count.
11951 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11953 * tree-iterator.c (expr_only): Remove.
11954 * tree.h: Remove the prototype for expr_only.
11956 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11958 * reginfo.c (cannot_change_mode_set_regs): Remove.
11959 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
11961 2009-04-08 Anatoly Sokolov <aesok@post.ru>
11963 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
11964 whether operands 0 and 1 overlaps.
11966 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
11968 PR middle-end/36902
11969 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
11970 pointer. Use warning_at instead of warning.
11971 (search_for_addr_array): Likewise.
11972 (check_array_bounds): Likewise.
11973 (check_all_array_refs): Check that the incoming edge is not in the
11974 list of edges to be removed.
11975 (check_all_array_refs): Avoid the temporal pointer.
11976 (vrp_visit_cond_stmt): Fix typo.
11977 (simplify_switch_using_ranges): Handle the case where the switch
11978 index is an integer constant.
11980 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
11982 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
11984 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11986 * doc/extend.texi, doc/invoke.texi: Fix typos.
11988 2009-04-17 Cary Coutant <ccoutant@google.com>
11990 * tree-flow-inline.h (get_lineno): Fix inverted test.
11992 2009-04-17 Diego Novillo <dnovillo@google.com>
11994 * tree-ssa-pre.c (create_expression_by_pieces): Remove
11995 assertion for AVAIL_OUT.
11997 2009-04-17 Mike Frysinger <vapier@gentoo.org>
12000 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
12001 * config/sh/linux-atomic.asm: Likewise.
12003 2009-04-17 Diego Novillo <dnovillo@google.com>
12005 * except.c (debug_eh_tree): New.
12006 (struct eh_region, struct eh_status): Move ...
12007 * except.h: ... here.
12008 (add_type_for_runtime): Declare extern.
12009 (lookup_type_for_runtime): Likewise.
12010 (debug_eh_tree): Declare.
12011 * Makefile.in (GTFILES): List except.h before except.c
12013 2009-04-17 Diego Novillo <dnovillo@google.com>
12015 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
12016 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
12017 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
12018 (find_vars_r): ... here.
12019 * tree-flow.h (find_referenced_vars_in): Declare.
12020 * tree-ssa-pre.c (create_expression_by_pieces): Assert
12021 that AVAIL_OUT exists for BLOCK.
12022 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
12023 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
12024 (tree-parloops.o): Likewise.
12026 2009-04-17 Simon Baldwin <simonb@google.com>
12028 * toplev.c (default_tree_printer): Add handling for %E format.
12030 2009-04-17 Diego Novillo <dnovillo@google.com>
12032 * tree-pretty-print.c (dump_generic_node): Add break after
12033 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
12034 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
12035 FUNCTION_TYPE together. Call print_struct_decl when printing
12036 structures and TDF_SLIM is not given.
12037 (print_struct_decl): Fix logic for detecting recursion.
12039 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12042 * gcc.c (create_at_file): New.
12043 (compile_input_file_p): New.
12044 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
12045 * main.c (main): Update call to toplev_main.
12046 * toplev.c (toplev_main): Change signature. Call expandargv.
12047 * toplev.h (toplev_main): Change signature.
12049 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12051 * dwarf2out.c (field_byte_offset): Use the type size as the field size
12052 if the latter is not constant.
12054 2009-04-17 David Edelsohn <edelsohn@gnu.org>
12056 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
12058 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12060 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
12061 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
12063 2009-04-17 Richard Guenther <rguenther@suse.de>
12065 * tree-ssa-structalias.c (get_constraint_for_component_ref):
12066 Handle component references view-converting an invariant address.
12068 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
12070 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
12071 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
12072 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
12073 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
12074 Use @deftypevr rather than @deftypevar.
12076 2009-04-17 Richard Guenther <rguenther@suse.de>
12078 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
12079 (get_prop_source_stmt): Likewise.
12080 (can_propagate_from): Likewise.
12082 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
12084 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
12085 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
12086 (--with-multilib-list): Add default value.
12087 * configure: Regenerate.
12088 * Makefile.in (TM_ENDIAN_CONFIG): Define.
12089 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
12090 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
12091 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
12092 Don't add default cpu to multilib list unnecessarily, but do enable
12093 the relevant compiler option..
12094 Add support for --with-multilib-list=<blank> and
12095 --with-multilib-list=!<somelib> to supress unwanted multilibs.
12096 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
12097 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
12098 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
12099 TM_MULTILIB_CONFIG.
12100 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
12101 (MULTILIB_OSDIRNAMES): New variable.
12102 * config/sh/t-1e: Delete file.
12103 * config/sh/t-mlib-sh1: Delete file.
12104 * config/sh/t-mlib-sh2: Delete file.
12105 * config/sh/t-mlib-sh2a: Delete file.
12106 * config/sh/t-mlib-sh2a-nofpu: Delete file.
12107 * config/sh/t-mlib-sh2a-single: Delete file.
12108 * config/sh/t-mlib-sh2a-single-only: Delete file.
12109 * config/sh/t-mlib-sh2e: Delete file.
12110 * config/sh/t-mlib-sh3e: Delete file.
12111 * config/sh/t-mlib-sh4: Delete file.
12112 * config/sh/t-mlib-sh4-nofpu: Delete file.
12113 * config/sh/t-mlib-sh4-single: Delete file.
12114 * config/sh/t-mlib-sh4-single-only: Delete file.
12115 * config/sh/t-mlib-sh4a: Delete file.
12116 * config/sh/t-mlib-sh4a-nofpu: Delete file.
12117 * config/sh/t-mlib-sh4a-single: Delete file.
12118 * config/sh/t-mlib-sh4a-single-only: Delete file.
12119 * config/sh/t-mlib-sh4al: Delete file.
12120 * config/sh/t-mlib-sh5-32media: Delete file.
12121 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
12122 * config/sh/t-mlib-sh5-64media: Delete file.
12123 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
12124 * config/sh/t-mlib-sh5-compact: Delete file.
12125 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
12126 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
12127 * doc/install.texi (Options specification): Add
12128 --with-multilib-list and --with-endian.
12130 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12132 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
12134 (OBJS-common): Add plugin-version.o.
12135 (plugin-version.o): New.
12136 * gcc-plugin.h (plugin_gcc_version): New.
12137 (plugin_default_version_check): New.
12138 (plugin_init_func, plugin_init): Add version argument.
12139 * plugin-version.c: New.
12140 * plugin.c (str_plugin_gcc_version_name): New.
12141 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
12142 pass it to the init function.
12143 (plugin_default_version_check): New.
12145 2009-04-17 Richard Guenther <rguenther@suse.de>
12147 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
12148 for decl-vs-decl disambiguation.
12150 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
12152 * config/s390/s390.h (s390_tune_attr): New macro definition.
12153 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
12155 2009-04-17 Richard Guenther <rguenther@suse.de>
12157 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
12158 (fold_stmt_r): Likewise.
12159 (maybe_fold_reference): New function.
12160 (fold_gimple_assign): Handle cases fold_stmt_r did.
12161 (fold_stmt): Do not use fold_stmt_r.
12162 (fold_stmt_inplace): Likewise.
12164 2009-04-17 Richard Guenther <rguenther@suse.de>
12166 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
12167 (record_equivalences_from_stmt): Remove useless checks and
12169 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
12170 the type is already suitable.
12172 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
12174 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
12176 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
12178 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
12179 (CMPtype): Define as __gcc_CMPtype.
12181 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
12183 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
12184 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
12186 2009-04-17 Richard Guenther <rguenther@suse.de>
12188 PR tree-optimization/39746
12189 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
12190 special-casing for builtins and static variable use/def.
12191 (call_may_clobber_ref_p_1): Likewise.
12193 2009-04-16 Ian Lance Taylor <iant@google.com>
12195 * df.h: Include "timevar.h".
12196 (struct df_problem): Change tv_id field to timevar_id_t.
12197 * tree-pass.h: Include "timevar.h".
12198 (struct opt_pass): Change tv_id field to timevar_id_t.
12199 * timevar.h (timevar_id_t): Define TV_NONE.
12200 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
12201 TV_NONE rather than tv_id != 0.
12202 (execute_one_pass): Likewise.
12203 * Makefile.in (DF_H): Add $(TIMEVAR_H).
12204 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
12205 dependencies to $(TREE_PASS_H).
12206 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
12208 (pass_branch_target_load_optimize2): Likewise.
12209 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
12210 (pass_outof_cfg_layout_mode): Likewise.
12211 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
12212 (pass_rebuild_cgraph_edges): Likewise.
12213 (pass_remove_cgraph_callee_edges): Likewise.
12214 * df-core.c (pass_df_initialize_opt): Likewise.
12215 (pass_df_initialize_no_opt): Likewise.
12216 (pass_df_finish): Likewise.
12217 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
12218 * except.c (pass_set_nothrow_function_flags): Likewise.
12219 (pass_convert_to_eh_region_ranges): Likewise.
12220 * final.c (pass_compute_alignments): Likewise.
12221 * function.c (pass_instantiate_virtual_regs): Likewise.
12222 (pass_init_function): Likewise.
12223 (pass_leaf_regs): Likewise.
12224 (pass_match_asm_constraints): Likewise.
12225 * gimple-low.c (pass_lower_cf): Likewise.
12226 (pass_mark_used_blocks): Likewise.
12227 * init-regs.c (pass_initialize_regs): Likewise.
12228 * integrate.c (pass_initial_value_sets): Likewise.
12229 * ira.c (pass_ira): Likewise.
12230 * jump.c (pass_cleanup_barriers): Likewise.
12231 * omp-low.c (pass_expand_omp): Likewise.
12232 (pass_lower_omp): Likewise.
12233 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
12234 * recog.c (pass_split_all_insns): Likewise.
12235 (pass_split_after_reload): Likewise.
12236 (pass_split_before_regstack): Likewise.
12237 (pass_split_before_sched2): Likewise.
12238 (pass_split_for_shorten_branches): Likewise.
12239 * reginfo.c (pass_reginfo_init): Likewise.
12240 (pass_subregs_of_mode_init): Likewise.
12241 (pass_subregs_of_mode_finish): Likewise.
12242 * passes.c (pass_postreload): Likewise.
12243 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
12244 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
12245 (pass_warn_function_return): Likewise.
12246 (pass_warn_function_noreturn): Likewise.
12247 * tree-complex.c (pass_lower_complex): Likewise.
12248 (pass_lower_complex_O0): Likewise.
12249 * tree-if-conv.c (pass_if_conversion): Likewise.
12250 * tree-into-ssa.c (pass_build_ssa): Likewise.
12251 * tree-mudflap.c (pass_mudflap_1): Likewise.
12252 (pass_mudflap_2): Likewise.
12253 * tree-nomudflap.c (pass_mudflap_1): Likewise.
12254 (pass_mudflap_2): Likewise.
12255 * tree-nrv.c (pass_return_slot): Likewise.
12256 * tree-object-size.c (pass_object_sizes): Likewise.
12257 * tree-optimize.c (pass_all_optimizations): Likewise.
12258 (pass_early_local_passes): Likewise.
12259 (pass_all_early_optimizations): Likewise.
12260 (pass_cleanup_cfg): Likewise.
12261 (pass_cleanup_cfg_post_optimizing): Likewise.
12262 (pass_free_datastructures): Likewise.
12263 (pass_free_cfg_annotations): Likewise.
12264 (pass_fixup_cfg): Likewise.
12265 (pass_init_datastructures): Likewise.
12266 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
12267 (pass_late_warn_uninitialized): Likewise.
12268 (pass_update_address_taken): Likewise.
12269 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
12270 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
12271 (pass_cse_sincos): Likewise.
12272 (pass_convert_to_rsqrt): Likewise.
12273 * tree-ssa-structalias.c (pass_build_alias): Likewise.
12274 * tree-stdarg.c (pass_stdarg): Likewise.
12275 * tree-tailcall.c (pass_tail_recursion): Likewise.
12276 (pass_tail_calls): Likewise.
12277 * tree-vect-generic.c (pass_lower_vector): Likewise.
12278 (pass_lower_vector_ssa): Likewise.
12279 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
12281 2009-04-16 Joseph Myers <joseph@codesourcery.com>
12283 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
12285 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
12287 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
12288 logical and signext.
12290 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
12293 * config/sh/predicates.md (arith_operand): Check if the operand
12294 of TRUNCATE is a REG.
12296 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12298 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12299 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12301 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12303 * tree-iterator.c (tsi_split_statement_list_after,
12304 tsi_split_statement_list_before): Remove.
12305 * tree-iterator.h: Remove the prototypes for
12306 tsi_split_statement_list_after and tsi_split_statement_list_before.
12308 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12310 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
12311 * tree-ssa-propagate.h: Remove the prototype for
12312 stmt_makes_single_load.
12314 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12316 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
12317 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
12319 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12321 * tree-iterator.c (EXPR_LAST_BODY): Remove.
12323 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12325 * except.c (eh_region_outer_p): Remove.
12326 * except.h: Remove the prototype for eh_region_outer_p.
12328 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12330 * function.c (current_function_assembler_name): Remove.
12331 * function.h: Remove the prototype for
12332 current_function_assembler_name.
12334 2009-04-16 Ian Lance Taylor <iant@google.com>
12336 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
12337 (add_reg_note): Call alloc_reg_note.
12338 * rtl.h (alloc_reg_note): Declare.
12339 * combine.c (try_combine): Use alloc_reg_note.
12340 (recog_for_combine, move_deaths): Likewise.
12341 (distribute_notes): Use alloc_reg_note and add_reg_note.
12342 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
12343 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
12344 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
12346 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
12348 PR rtl-optimization/39762
12349 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
12350 ira_may_move_out_cost): Add comments about way of their usage.
12351 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
12353 * ira-conflicts.c (process_regs_for_copy): Use function
12354 ira_get_register_move_cost instead of global
12355 ira_register_move_cost.
12357 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
12358 color_pass, move_spill_restore, update_curr_costs): Ditto.
12360 * ira-lives.c (process_single_reg_class_operands): Ditto.
12362 * ira-emit.c (emit_move_list): Ditto.
12364 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
12365 (record_reg_classes): Ditto. Use functions
12366 ira_get_register_move_cost and ira_get_may_move_cost instead of
12367 global vars ira_register_move_cost, ira_may_move_out_cost and
12368 ira_may_move_in_cost.
12369 (record_address_regs): Don't call ira_init_register_move_cost.
12370 Use function ira_get_may_move_cost instead of global
12371 ira_may_move_in_cost.
12372 (process_bb_node_for_hard_reg_moves): Use function
12373 ira_get_register_move_cost instead of global ira_register_move_cost.
12374 (ira_costs): Don't call ira_init_register_move_cost.
12376 2009-04-16 Richard Guenther <rguenther@suse.de>
12378 * tree-cfg.c (verify_gimple_assign_binary):
12379 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
12380 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
12381 (create_general_new_stmt): Note that this function is broken.
12383 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12385 * common.opt (fhelp): Add Var(help_flag).
12386 * gcc-plugin.h (plugin_info): Add help.
12387 * plugin.c (plugin_name_args): Add help.
12388 (register_plugin_info): Set plugin->help.
12389 (print_help_one_plugin): New.
12390 (print_plugins_help): New.
12391 * plugin.h (print_plugins_help): New.
12392 * toplev.c (toplev_main): Call print_plugins_help if needed.
12394 2009-04-16 Richard Guenther <rguenther@suse.de>
12396 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
12397 (gimple_ior_addresses_taken_1): New function.
12398 (gimple_ior_addresses_taken): Likewise.
12399 * gimple.h (struct gimple_statement_with_ops_base): Remove
12400 addresses_taken member.
12401 (gimple_ior_addresses_taken): Declare.
12402 (gimple_addresses_taken, gimple_addresses_taken_ptr,
12403 gimple_set_addresses_taken): Remove.
12404 * ipa-reference.c (mark_address): New function.
12405 (scan_stmt_for_static_refs): Use it for marking addresses taken.
12406 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
12407 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
12408 (gimple_add_to_addresses_taken): Remove.
12409 (get_tmr_operands): Call mark_address_taken.
12410 (get_asm_expr_operands): Likewise.
12411 (get_expr_operands): Likewise.
12412 (build_ssa_operands): Do not clear the addresses_taken bitmap.
12413 (free_stmt_operands): Do not free it.
12414 * tree-ssa.c (delete_tree_ssa): Likewise.
12415 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
12417 2009-04-16 Richard Guenther <rguenther@suse.de>
12419 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
12420 (walk_stmt_load_store_ops): Likewise.
12421 * gimple.c (get_base_loadstore): New function.
12422 (walk_stmt_load_store_addr_ops): Likewise.
12423 (walk_stmt_load_store_ops): Likewise.
12424 * ipa-pure-const.c (check_op): Simplify.
12425 (check_load, check_store): New functions.
12426 (check_stmt): Use walk_stmt_load_store_ops.
12427 * ipa-reference.c (mark_load): Adjust signature.
12428 (mark_store): Likewise.
12429 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
12431 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12433 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
12434 (plugin_info): New.
12435 * opts.c (common_handle_option): Don't call print_version.
12436 * plugin.c (plugin_name_args): Add version.
12437 (register_plugin_info): New.
12438 (register_callback): Handle PLUGIN_INFO.
12439 (try_init_one_plugin): New.
12440 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
12442 (finalize_one_plugin): New.
12443 (finalize_plugins): New.
12444 (print_one_plugin): New.
12445 (print_plugins_versions): New.
12446 * plugin.h (print_plugins_versions): New.
12447 (finalize_plugins): New.
12448 * toplev.c (compile_file): Don't call initialize_plugins.
12449 (print_version): Call print_plugins_versions.
12450 (toplev_main): Call initialize_plugins. Print version if needed.
12451 Call finalize_plugins.
12453 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12455 * common.opt (fversion): New.
12456 * gcc.c (print_version): New.
12457 (process_command): Don't print the version. Just set print_version.
12458 (main): Print version. Call subprocesses if print_version and
12459 verbose_flag are set.
12460 * opts.c (common_handle_option): Handle OPT_fversion.
12462 2009-04-16 Richard Guenther <rguenther@suse.de>
12463 Ira Rosen <irar@il.ibm.com>
12465 PR tree-optimization/39698
12466 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
12467 type of the reduction variable. Only generate the def if
12470 * omp-low.c (expand_omp_for_generic): When converting to a pointer
12471 make sure to first convert to an integer of the same precision.
12472 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
12473 the type of the evolution correctly in computing the new
12474 induction variable base.
12476 2009-04-16 Richard Guenther <rguenther@suse.de>
12478 PR middle-end/39625
12479 * tree-cfg.c (make_blocks): Split statements with to-be
12480 abnormal SSA names on the lhs.
12482 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
12484 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
12485 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
12486 * c-typeck.c (really_start_incremental_init): Likewise.
12487 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
12488 (TARGET_INITIALIZER): Remove it.
12489 * target.h (struct target): Remove vector_opaque_p.
12490 * tree.c (build_opaque_vector_type): New.
12491 * tree.h (TYPE_VECTOR_OPAQUE): New.
12492 (build_opaque_vector_type): Declare.
12493 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
12494 * config/rs6000/rs6000.c (build_opaque_vector_type,
12495 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
12496 (rs6000_init_builtins): Use build_opaque_vector_type for
12497 opaque_V4SI_type_node.
12499 2009-04-15 Catherine Moore <clm@codesourcery.com>
12501 * debug.h (set_name): Declare.
12502 * dwarf2out.c (dwarf2out_set_name): Declare.
12503 (dwarf2_debug_hooks): Add set_name.
12504 (find_AT_string): New.
12505 (add_AT_string): Call find_AT_string.
12506 (dwarf2out_set_name): New.
12507 * cp/decl.c (grokdeclarator): Call set_name.
12508 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
12509 * debug.c (do_nothing_debug_hooks): Likewise.
12510 * dbxout.c (dbx_debug_hooks): Likewise.
12511 * sdbout.c (sdb_debug_hooks): Likewise.
12513 2009-04-15 Michael Eager <eager@eagercon.com>
12515 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
12516 reg for single-precision FPU.
12517 * config/rs6000/rs6000.md (movsi_internal1): Only for
12518 !TARGET_SINGLE_FPU.
12519 (movsi_internal1_single): New. Add pattern to move SI values to/from
12520 single-precision FP regs.
12522 2009-04-15 Richard Guenther <rguenther@suse.de>
12524 * omp-low.c (lower_rec_input_clauses): Build correct address
12526 (expand_omp_for_generic): Fix multiplication type.
12527 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
12528 (generate_memset_zero): Fix types.
12529 * tree-profile.c (prepare_instrumented_value): Correctly
12532 2009-04-15 Ian Lance Taylor <iant@google.com>
12534 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
12535 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
12536 for -Wall and for -Wc++-compat.
12537 (c_common_post_options): For C++, set warn_enum_compare if not
12539 * c-tree.h (struct c_expr): Add field original_type.
12540 (build_external_ref): Update declaration.
12541 * c-parser.c (c_parser_braced_init): Set original_type.
12542 (c_parser_initelt): Likewise.
12543 (c_parser_expr_no_commas): Likewise.
12544 (c_parser_conditional_expression): Likewise.
12545 (c_parser_cast_expression): Likewise.
12546 (c_parser_unary_expression): Likewise. Pull setting of
12547 original_code to top of function.
12548 (c_parser_sizeof_expression): Set original_type.
12549 (c_parser_alignof_expression): Likewise.
12550 (c_parser_postfix_expression): Likewise. Pull setting of
12551 original_code to top of function.
12552 (c_parser_postfix_expression_after_paren_type): Set original_type.
12553 (c_parser_postfix_expression_after_primary): Likewise.
12554 (c_parser_expression): Likewise.
12555 * c-typeck.c (build_external_ref): Add type parameter. Change all
12557 (c_expr_sizeof_expr): Set original_type field.
12558 (parser_build_unary_op): Likewise.
12559 (parser_build_binary_op): Likewise. Optionally warn about
12560 comparisons of enums of different types.
12561 (digest_init): Set original_type field.
12562 (really_start_incremental_init): Likewise.
12563 (push_init_level, pop_init_level): Likewise.
12564 * doc/invoke.texi (Warning Options): -Wenum-compare now
12567 2009-04-15 Richard Guenther <rguenther@suse.de>
12569 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
12570 out a necessary conversion.
12571 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
12572 names we didn't value number.
12573 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
12575 2009-04-15 Richard Guenther <rguenther@suse.de>
12577 PR tree-optimization/39764
12578 * tree-ssa-ccp.c (get_value): Canonicalize value with
12579 canonicalize_float_value.
12581 2009-04-15 Jan Hubicka <jh@suse.cz>
12583 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
12584 Wrong version of patch.
12586 2009-04-15 Jan Hubicka <jh@suse.cz>
12588 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
12590 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
12592 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
12593 our distinct integral and vector types.
12595 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
12597 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
12598 * init.c (build_vtbl_address): Remove call to assemble_external.
12600 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
12602 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
12603 output for other floating point modes.
12605 2009-04-14 Diego Novillo <dnovillo@google.com>
12607 * diagnostic.c (diagnostic_report_diagnostic): Do not
12608 warn about loaded plugins for DK_ERROR and DK_WARNING.
12609 * c-decl.c (declspecs_add_type): Move call to
12610 invoke_plugin_callbacks ...
12611 * c-parser.c (c_parser_declspecs): ... here.
12612 * plugin.c (dump_active_plugins): Tidy output.
12614 2009-04-14 Diego Novillo <dnovillo@google.com>
12615 Le-Chun Wu <lcwu@google.com>
12617 * configure.ac: Add --enable-plugin support.
12618 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
12619 * Makefile.in (PLUGIN_H): Define.
12620 Export ENABLE_PLUGIN and GMPINC to site.exp.
12621 Add PLUGINLIBS to link command.
12622 Add/modify dependencies for plugin.o and files including plugin.h.
12624 * config.in: Regenerate.
12626 * opts.c (common_handle_option): Handle OPT_fplugin_ and
12629 2009-04-14 Le-Chun Wu <lcwu@google.com>
12631 * tree-pass.h (register_one_dump_file): Add a prototype for
12632 register_one_dump_file.
12633 * toplev.c (compile_file): Call initialize_plugins.
12634 (do_compile): Call invoke_plugin_callbacks.
12635 (toplev_main): Call invoke_plugin_callbacks.
12636 * common.opt: Add -fplugin= and -fplugin-arg-.
12637 * gcc-plugin.h: New public header file for plugins to include.
12638 * plugin.c: New source file.
12639 * plugin.h: New internal header file.
12640 * passes.c (register_one_dump_file): Make it external.
12642 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
12644 2009-04-14 Diego Novillo <dnovillo@google.com>
12646 * doc/plugins.texi: New.
12647 * doc/gccint.texi: Add reference to Plugins chapter.
12648 * doc/invoke.texi: Document -fplugin and -fplugin-arg
12649 * diagnostic.c (diagnostic_report_diagnostic): Warn about
12650 loaded plugins, if any.
12651 * timevar.def (TV_PLUGIN_INIT): Define.
12652 (TV_PLUGIN_RUN): Define.
12653 * plugin.c: Include timevar.h
12654 (plugins_active_p): New.
12655 (dump_active_plugins): New.
12656 (debug_active_plugins): New.
12658 2009-04-14 Joseph Myers <joseph@codesourcery.com>
12660 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
12662 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
12664 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
12666 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
12667 the same as a minus without a shift.
12669 2009-04-14 Nick Clifton <nickc@redhat.com>
12671 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
12672 comparisons with small integers will always produce a short
12675 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
12678 2008-12-19 Diego Novillo <dnovillo@google.com>
12680 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
12682 2009-04-14 Richard Guenther <rguenther@suse.de>
12684 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
12686 (verify_gimple_assign_binary): Likewise. Handle shifts and
12688 (verify_gimple_phi): Print the mismatched argument position.
12689 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12691 (vect_update_init_of_dr): Likewise.
12692 * matrix-reorg.c (transform_access_sites): Do what the
12694 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
12696 2009-04-13 Michael Eager <eager@eagercon.com>
12698 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
12699 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
12700 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
12701 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
12702 remove duplicate config
12704 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12706 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
12707 file_name:line_number type locator of the call site.
12709 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
12711 * genautomata.c: Put blank after comma.
12712 (automaton_decls): New.
12713 (struct unit_usage): Add comments to member next.
12714 (store_alt_unit_usage): Keep the list ordered.
12715 (unit_present_on_list_p, equal_alternatives_p): New.
12716 (check_regexp_units_distribution): Check units distribution
12717 correctness correctly.
12718 (main): Don't write automata if error is found. Return correct
12721 * config/m68k/cf.md (cfv4_ds): Remove.
12722 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
12723 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
12725 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
12726 power4-load-ext, power4-store, power4-store-update,
12727 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
12728 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
12729 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
12730 power4-sqrt, power4-isync): Modify reservation to make correct
12731 unit distribution to automata.
12733 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
12734 power5-store-update, power5-two, power5-three, power5-lmul,
12735 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
12737 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
12739 * except.c (pass_set_nothrow_function_flags): Set name and add
12741 (set_nothrow_function_flags): Mention in the dump file when
12742 changing a function to nothrow.
12744 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
12747 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
12748 instead of unsigned long.
12750 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12752 * config/arm/arm.c (return_used_this_function): Remove.
12753 (arm_output_function_prologue): Remove use of
12754 return_used_this_function.
12755 (output_return_instruction): Replace use of
12756 return_used_this_function
12757 by cfun->machine->return_used_this_function.
12758 (arm_output_epilogue): Likewise.
12759 (arm_output_function_epilogue): Likewise.
12760 (thumb_unexpanded_epilogue): Likewise.
12761 * config/arm/arm.h (struct machine_function):
12762 New member return_used_this_function.
12764 2009-04-12 Mark Mitchell <mark@codesourcery.com>
12766 * doc/install.texi: Correct description of default directory for
12767 --with-gxx-include-dir.
12769 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
12771 * fold-const.c (build_range_check): Properly deal with enumeral and
12772 boolean base types.
12774 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
12776 * doc/invoke.texi (max_gcse_passes): Remove documentation.
12777 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
12778 * params.h (MAX_GCSE_PASSES): Remove.
12779 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
12780 in sequence. Remove ability to run multiple passes.
12781 (bypass_jumps): Report run as third CPROP pass.
12783 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
12785 PR middle-end/39651
12786 * except.c (can_throw_external): Look at each insn in a SEQUENCE
12787 when deciding whether the whole SEQUENCE can throw.
12789 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
12792 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
12793 offseted label references.
12795 2009-04-11 Jan Hubicka <jh@suse.cz>
12797 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
12799 2009-04-11 Richard Guenther <rguenther@suse.de>
12801 PR middle-end/39732
12802 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
12803 return variables as TREE_ADDRESSABLE.
12805 2009-04-11 Richard Guenther <rguenther@suse.de>
12807 PR tree-optimization/39713
12808 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
12809 reference trees have SSA_NAME operands.
12811 2009-04-11 Richard Guenther <rguenther@suse.de>
12814 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
12815 address expressions.
12817 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
12819 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
12820 match changes in Cygwin 1.7
12821 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
12822 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
12824 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12826 PR tree-optimization/39701
12827 * doc/invoke.texi (Optimization Options): Document change in
12828 meaning and initialization of -fdelete-null-pointer-checks.
12830 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12832 PR middle-end/39701
12833 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
12835 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
12838 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
12840 2009-04-10 Chao-ying Fu <fu@mips.com>
12842 * doc/tm.texi (Instruction Output): Document
12843 TARGET_ASM_FINAL_POSTSCAN_INSN.
12844 * target.h (final_postscan_insn): New field in asm_out.
12845 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12846 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
12847 * final.c (final_scan_insn): Call
12848 targetm.asm_out.final_postscan_insn after outputting
12849 an asm macro and a normal instruction.
12851 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
12852 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
12853 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
12854 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
12855 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12857 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12859 PR middle-end/39701
12860 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
12861 variables as non-NULL even with -fdelete-null-pointer-checks.
12863 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12865 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
12867 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
12870 * config/i386/i386.c (classify_argument): Handle SCmode with
12871 (bit_offset % 64) != 0.
12873 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
12875 * doc/invoke.texi (Optimize Options): Add cross-reference to
12876 -Q --help=optimizers examples.
12878 2009-04-10 Ben Elliston <bje@au.ibm.com>
12881 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
12882 regalign for the reg == fpr and TDmode case.
12884 2009-04-09 David Ayers <ayers@fsfe.org>
12887 * objc/objc-act.c (warn_with_method): Remove helper function.
12888 (check_duplicates): Call warning and inform directly.
12889 (really_start_method): Likewise.
12891 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12893 * expmed.c (expand_divmod): Always use a comparison for a division
12894 by a large unsigned integer.
12896 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
12897 for things others than variables or functions as nonzero.
12899 2009-04-09 Nick Clifton <nickc@redhat.com>
12901 * unwind-compat.c: Change copyright header to refer to version
12902 3 of the GNU General Public License with version 3.1 of the
12903 GCC Runtime Library Exception and to point readers at the
12904 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
12905 * config/alpha/crtfastmath.c: Likewise.
12906 * config/alpha/linux-unwind.h: Likewise.
12907 * config/alpha/qrnnd.asm: Likewise.
12908 * config/alpha/vms-crt0-64.c: Likewise.
12909 * config/alpha/vms-crt0.c: Likewise.
12910 * config/alpha/vms-dwarf2.asm: Likewise.
12911 * config/alpha/vms-dwarf2eh.asm: Likewise.
12912 * config/alpha/vms-psxcrt0-64.c: Likewise.
12913 * config/alpha/vms-psxcrt0.c: Likewise.
12914 * config/alpha/vms_tramp.asm: Likewise.
12915 * config/arc/initfini.c: Likewise.
12916 * config/arc/lib1funcs.asm: Likewise.
12917 * config/arm/bpabi-v6m.S: Likewise.
12918 * config/arm/bpabi.S: Likewise.
12919 * config/arm/bpabi.c: Likewise.
12920 * config/arm/crti.asm: Likewise.
12921 * config/arm/crtn.asm: Likewise.
12922 * config/arm/ieee754-df.S: Likewise.
12923 * config/arm/ieee754-sf.S: Likewise.
12924 * config/arm/lib1funcs.asm: Likewise.
12925 * config/arm/libunwind.S: Likewise.
12926 * config/arm/linux-atomic.c: Likewise.
12927 * config/arm/mmintrin.h: Likewise.
12928 * config/arm/pr-support.c: Likewise.
12929 * config/arm/unaligned-funcs.c: Likewise.
12930 * config/arm/unwind-arm.c: Likewise.
12931 * config/arm/unwind-arm.h: Likewise.
12932 * config/avr/libgcc.S: Likewise.
12933 * config/bfin/crti.s: Likewise.
12934 * config/bfin/crtlibid.s: Likewise.
12935 * config/bfin/crtn.s: Likewise.
12936 * config/bfin/lib1funcs.asm: Likewise.
12937 * config/bfin/linux-unwind.h: Likewise.
12938 * config/cris/arit.c: Likewise.
12939 * config/cris/cris_abi_symbol.c: Likewise.
12940 * config/darwin-64.c: Likewise.
12941 * config/darwin-crt2.c: Likewise.
12942 * config/darwin-crt3.c: Likewise.
12943 * config/darwin.h: Likewise.
12944 * config/dbxelf.h: Likewise.
12945 * config/dfp-bit.c: Likewise.
12946 * config/dfp-bit.h: Likewise.
12947 * config/elfos.h: Likewise.
12948 * config/fixed-bit.c: Likewise.
12949 * config/fixed-bit.h: Likewise.
12950 * config/fp-bit.c: Likewise.
12951 * config/fp-bit.h: Likewise.
12952 * config/fr30/crti.asm: Likewise.
12953 * config/fr30/crtn.asm: Likewise.
12954 * config/fr30/lib1funcs.asm: Likewise.
12955 * config/freebsd-spec.h: Likewise.
12956 * config/frv/cmovd.c: Likewise.
12957 * config/frv/cmovh.c: Likewise.
12958 * config/frv/cmovw.c: Likewise.
12959 * config/frv/frvbegin.c: Likewise.
12960 * config/frv/frvend.c: Likewise.
12961 * config/frv/lib1funcs.asm: Likewise.
12962 * config/glibc-stdint.h: Likewise.
12963 * config/h8300/clzhi2.c: Likewise.
12964 * config/h8300/crti.asm: Likewise.
12965 * config/h8300/crtn.asm: Likewise.
12966 * config/h8300/ctzhi2.c: Likewise.
12967 * config/h8300/fixunssfsi.c: Likewise.
12968 * config/h8300/lib1funcs.asm: Likewise.
12969 * config/h8300/parityhi2.c: Likewise.
12970 * config/h8300/popcounthi2.c: Likewise.
12971 * config/i386/ammintrin.h: Likewise.
12972 * config/i386/att.h: Likewise.
12973 * config/i386/avxintrin.h: Likewise.
12974 * config/i386/biarch64.h: Likewise.
12975 * config/i386/bmmintrin.h: Likewise.
12976 * config/i386/cpuid.h: Likewise.
12977 * config/i386/cross-stdarg.h: Likewise.
12978 * config/i386/crtfastmath.c: Likewise.
12979 * config/i386/crtprec.c: Likewise.
12980 * config/i386/cygming-crtbegin.c: Likewise.
12981 * config/i386/cygming-crtend.c: Likewise.
12982 * config/i386/cygwin.asm: Likewise.
12983 * config/i386/emmintrin.h: Likewise.
12984 * config/i386/gmm_malloc.h: Likewise.
12985 * config/i386/gthr-win32.c: Likewise.
12986 * config/i386/i386.h: Likewise.
12987 * config/i386/immintrin.h: Likewise.
12988 * config/i386/linux-unwind.h: Likewise.
12989 * config/i386/linux64.h: Likewise.
12990 * config/i386/mm3dnow.h: Likewise.
12991 * config/i386/mmintrin-common.h: Likewise.
12992 * config/i386/mmintrin.h: Likewise.
12993 * config/i386/nmmintrin.h: Likewise.
12994 * config/i386/pmm_malloc.h: Likewise.
12995 * config/i386/pmmintrin.h: Likewise.
12996 * config/i386/smmintrin.h: Likewise.
12997 * config/i386/sol2-c1.asm: Likewise.
12998 * config/i386/sol2-ci.asm: Likewise.
12999 * config/i386/sol2-cn.asm: Likewise.
13000 * config/i386/sol2-gc1.asm: Likewise.
13001 * config/i386/tmmintrin.h: Likewise.
13002 * config/i386/unix.h: Likewise.
13003 * config/i386/w32-unwind.h: Likewise.
13004 * config/i386/wmmintrin.h: Likewise.
13005 * config/i386/x86-64.h: Likewise.
13006 * config/i386/x86intrin.h: Likewise.
13007 * config/i386/xmmintrin.h: Likewise.
13008 * config/ia64/crtbegin.asm: Likewise.
13009 * config/ia64/crtend.asm: Likewise.
13010 * config/ia64/crtfastmath.c: Likewise.
13011 * config/ia64/crti.asm: Likewise.
13012 * config/ia64/crtn.asm: Likewise.
13013 * config/ia64/fde-glibc.c: Likewise.
13014 * config/ia64/lib1funcs.asm: Likewise.
13015 * config/ia64/linux-unwind.h: Likewise.
13016 * config/ia64/quadlib.c: Likewise.
13017 * config/ia64/unwind-ia64.c: Likewise.
13018 * config/linux.h: Likewise.
13019 * config/m32c/m32c-lib1.S: Likewise.
13020 * config/m32c/m32c-lib2-trapv.c: Likewise.
13021 * config/m32c/m32c-lib2.c: Likewise.
13022 * config/m32r/initfini.c: Likewise.
13023 * config/m68hc11/larith.asm: Likewise.
13024 * config/m68hc11/m68hc11-crt0.S: Likewise.
13025 * config/m68k/cf.md: Likewise.
13026 * config/m68k/crti.s: Likewise.
13027 * config/m68k/crtn.s: Likewise.
13028 * config/m68k/lb1sf68.asm: Likewise.
13029 * config/m68k/linux-unwind.h: Likewise.
13030 * config/mcore/crti.asm: Likewise.
13031 * config/mcore/crtn.asm: Likewise.
13032 * config/mcore/lib1.asm: Likewise.
13033 * config/mips/linux-unwind.h: Likewise.
13034 * config/mips/loongson.h: Likewise.
13035 * config/mips/mips16.S: Likewise.
13036 * config/mmix/crti.asm: Likewise.
13037 * config/mmix/crtn.asm: Likewise.
13038 * config/pa/fptr.c: Likewise.
13039 * config/pa/hpux-unwind.h: Likewise.
13040 * config/pa/lib2funcs.asm: Likewise.
13041 * config/pa/linux-atomic.c: Likewise.
13042 * config/pa/linux-unwind.h: Likewise.
13043 * config/pa/milli64.S: Likewise.
13044 * config/pa/quadlib.c: Likewise.
13045 * config/pa/stublib.c: Likewise.
13046 * config/picochip/libgccExtras/adddi3.asm: Likewise.
13047 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
13048 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
13049 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
13050 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
13051 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
13052 * config/picochip/libgccExtras/divmod15.asm: Likewise.
13053 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
13054 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
13055 * config/picochip/libgccExtras/longjmp.asm: Likewise.
13056 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
13057 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
13058 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
13059 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
13060 * config/picochip/libgccExtras/setjmp.asm: Likewise.
13061 * config/picochip/libgccExtras/subdi3.asm: Likewise.
13062 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
13063 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
13064 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
13065 * config/rs6000/750cl.h: Likewise.
13066 * config/rs6000/altivec.h: Likewise.
13067 * config/rs6000/biarch64.h: Likewise.
13068 * config/rs6000/crtresfpr.asm: Likewise.
13069 * config/rs6000/crtresgpr.asm: Likewise.
13070 * config/rs6000/crtresxfpr.asm: Likewise.
13071 * config/rs6000/crtresxgpr.asm: Likewise.
13072 * config/rs6000/crtsavfpr.asm: Likewise.
13073 * config/rs6000/crtsavgpr.asm: Likewise.
13074 * config/rs6000/darwin-asm.h: Likewise.
13075 * config/rs6000/darwin-fallback.c: Likewise.
13076 * config/rs6000/darwin-fpsave.asm: Likewise.
13077 * config/rs6000/darwin-ldouble.c: Likewise.
13078 * config/rs6000/darwin-tramp.asm: Likewise.
13079 * config/rs6000/darwin-unwind.h: Likewise.
13080 * config/rs6000/darwin-vecsave.asm: Likewise.
13081 * config/rs6000/darwin-world.asm: Likewise.
13082 * config/rs6000/e500crtres32gpr.asm: Likewise.
13083 * config/rs6000/e500crtres64gpr.asm: Likewise.
13084 * config/rs6000/e500crtres64gprctr.asm: Likewise.
13085 * config/rs6000/e500crtrest32gpr.asm: Likewise.
13086 * config/rs6000/e500crtrest64gpr.asm: Likewise.
13087 * config/rs6000/e500crtresx32gpr.asm: Likewise.
13088 * config/rs6000/e500crtresx64gpr.asm: Likewise.
13089 * config/rs6000/e500crtsav32gpr.asm: Likewise.
13090 * config/rs6000/e500crtsav64gpr.asm: Likewise.
13091 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
13092 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
13093 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
13094 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
13095 * config/rs6000/eabi-ci.asm: Likewise.
13096 * config/rs6000/eabi-cn.asm: Likewise.
13097 * config/rs6000/eabi.asm: Likewise.
13098 * config/rs6000/linux-unwind.h: Likewise.
13099 * config/rs6000/linux64.h: Likewise.
13100 * config/rs6000/paired.h: Likewise.
13101 * config/rs6000/paired.md: Likewise.
13102 * config/rs6000/ppc64-fp.c: Likewise.
13103 * config/rs6000/ppu_intrinsics.h: Likewise.
13104 * config/rs6000/rs6000.h: Likewise.
13105 * config/rs6000/si2vmx.h: Likewise.
13106 * config/rs6000/sol-ci.asm: Likewise.
13107 * config/rs6000/sol-cn.asm: Likewise.
13108 * config/rs6000/spe.h: Likewise.
13109 * config/rs6000/spu2vmx.h: Likewise.
13110 * config/rs6000/sysv4.h: Likewise.
13111 * config/rs6000/tramp.asm: Likewise.
13112 * config/rs6000/vec_types.h: Likewise.
13113 * config/s390/linux-unwind.h: Likewise.
13114 * config/s390/tpf-unwind.h: Likewise.
13115 * config/score/crti.asm: Likewise.
13116 * config/score/crtn.asm: Likewise.
13117 * config/sh/crt1.asm: Likewise.
13118 * config/sh/crti.asm: Likewise.
13119 * config/sh/crtn.asm: Likewise.
13120 * config/sh/divtab-sh4-300.c: Likewise.
13121 * config/sh/divtab-sh4.c: Likewise.
13122 * config/sh/divtab.c: Likewise.
13123 * config/sh/lib1funcs-4-300.asm: Likewise.
13124 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
13125 * config/sh/lib1funcs.asm: Likewise.
13126 * config/sh/lib1funcs.h: Likewise.
13127 * config/sh/linux-atomic.asm: Likewise.
13128 * config/sh/linux-unwind.h: Likewise.
13129 * config/sh/shmedia.h: Likewise.
13130 * config/sh/sshmedia.h: Likewise.
13131 * config/sh/ushmedia.h: Likewise.
13132 * config/sparc/crtfastmath.c: Likewise.
13133 * config/sparc/linux-unwind.h: Likewise.
13134 * config/sparc/sol2-c1.asm: Likewise.
13135 * config/sparc/sol2-ci.asm: Likewise.
13136 * config/sparc/sol2-cn.asm: Likewise.
13137 * config/spu/divmodti4.c: Likewise.
13138 * config/spu/divv2df3.c: Likewise.
13139 * config/spu/float_disf.c: Likewise.
13140 * config/spu/float_unsdidf.c: Likewise.
13141 * config/spu/float_unsdisf.c: Likewise.
13142 * config/spu/float_unssidf.c: Likewise.
13143 * config/spu/mfc_multi_tag_release.c: Likewise.
13144 * config/spu/mfc_multi_tag_reserve.c: Likewise.
13145 * config/spu/mfc_tag_release.c: Likewise.
13146 * config/spu/mfc_tag_reserve.c: Likewise.
13147 * config/spu/mfc_tag_table.c: Likewise.
13148 * config/spu/multi3.c: Likewise.
13149 * config/spu/spu_internals.h: Likewise.
13150 * config/spu/spu_intrinsics.h: Likewise.
13151 * config/spu/spu_mfcio.h: Likewise.
13152 * config/spu/vec_types.h: Likewise.
13153 * config/spu/vmx2spu.h: Likewise.
13154 * config/stormy16/stormy16-lib2.c: Likewise.
13155 * config/svr4.h: Likewise.
13156 * config/sync.c: Likewise.
13157 * config/v850/lib1funcs.asm: Likewise.
13158 * config/vxlib-tls.c: Likewise.
13159 * config/vxlib.c: Likewise.
13160 * config/vxworks-dummy.h: Likewise.
13161 * config/xtensa/crti.asm: Likewise.
13162 * config/xtensa/crtn.asm: Likewise.
13163 * config/xtensa/ieee754-df.S: Likewise.
13164 * config/xtensa/ieee754-sf.S: Likewise.
13165 * config/xtensa/lib1funcs.asm: Likewise.
13166 * config/xtensa/lib2funcs.S: Likewise.
13167 * config/xtensa/linux-unwind.h: Likewise.
13168 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
13169 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
13170 * coretypes.h: Likewise.
13171 * crtstuff.c: Likewise.
13172 * defaults.h: Likewise.
13173 * dwarf2.h: Likewise.
13174 * emutls.c: Likewise.
13175 * gbl-ctors.h: Likewise.
13176 * gcov-io.h: Likewise.
13177 * ginclude/float.h: Likewise.
13178 * ginclude/iso646.h: Likewise.
13179 * ginclude/stdarg.h: Likewise.
13180 * ginclude/stdbool.h: Likewise.
13181 * ginclude/stddef.h: Likewise.
13182 * ginclude/stdfix.h: Likewise.
13183 * ginclude/stdint-gcc.h: Likewise.
13184 * ginclude/tgmath.h: Likewise.
13185 * gthr-aix.h: Likewise.
13186 * gthr-dce.h: Likewise.
13187 * gthr-gnat.c: Likewise.
13188 * gthr-gnat.h: Likewise.
13189 * gthr-lynx.h: Likewise.
13190 * gthr-mipssde.h: Likewise.
13191 * gthr-nks.h: Likewise.
13192 * gthr-posix.c: Likewise.
13193 * gthr-posix.h: Likewise.
13194 * gthr-posix95.h: Likewise.
13195 * gthr-rtems.h: Likewise.
13196 * gthr-single.h: Likewise.
13197 * gthr-solaris.h: Likewise.
13198 * gthr-tpf.h: Likewise.
13199 * gthr-vxworks.h: Likewise.
13200 * gthr-win32.h: Likewise.
13201 * gthr.h: Likewise.
13202 * libgcc2.c: Likewise.
13203 * libgcc2.h: Likewise.
13204 * libgcov.c: Likewise.
13205 * tsystem.h: Likewise.
13206 * typeclass.h: Likewise.
13207 * unwind-c.c: Likewise.
13208 * unwind-compat.h: Likewise.
13209 * unwind-dw2-fde-compat.c: Likewise.
13210 * unwind-dw2-fde-darwin.c: Likewise.
13211 * unwind-dw2-fde-glibc.c: Likewise.
13212 * unwind-dw2-fde.c: Likewise.
13213 * unwind-dw2-fde.h: Likewise.
13214 * unwind-dw2.c: Likewise.
13215 * unwind-dw2.h: Likewise.
13216 * unwind-generic.h: Likewise.
13217 * unwind-pe.h: Likewise.
13218 * unwind-sjlj.c: Likewise.
13219 * unwind.inc: Likewise.
13220 * config/arm/neon-gen.ml: Change generated copyright header to
13221 refer to version 3 of the GNU General Public License with
13222 version 3.1 of the GCC Runtime Library Exception and to point
13223 readers at the COPYING3 and COPYING3.RUNTIME files and the
13224 FSF's license web page.
13225 * config/arm/arm_neon.h: Regenerate.
13227 2009-04-09 Jakub Jelinek <jakub@redhat.com>
13229 * config/cris/cris.md: Change copyright header to refer to version
13230 3 of the GNU General Public License.
13231 * doc/install.texi2html: Change copyright header to refer to version
13232 3 of the GNU General Public License and to point readers at the
13233 COPYING3 file and the FSF's license web page.
13234 * config/vax/linux.h: Likewise.
13236 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13238 * config/i386/i386.md (cmpcc): New.
13239 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
13240 (sync_compare_and_swap_cc*): Delete.
13242 * config/s390/s390.c (s390_compare_emitted): Remove.
13243 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
13244 s390_compare_emitted used to be handled. Assert that modes match.
13245 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
13246 refer to sync_compare_and_swap_ccsi.
13247 * config/s390/s390.h (s390_compare_emitted): Remove.
13248 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
13249 instead of s390_compare_emitted.
13250 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
13251 instead of s390_compare_emitted.
13252 * config/s390/s390.md (cmpcc): New.
13253 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
13254 CC_REGNUM, do not pretend it's set.
13255 (sync_compare_and_swap_cc*): Delete.
13256 * config/s390/predicates.md (cc_reg_operand): New.
13258 * expr.c (sync_compare_and_swap_cc): Delete.
13259 * optabs.h (sync_compare_and_swap_cc): Delete.
13260 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
13261 is being used with can_compare_p.
13262 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
13263 (find_cc_set): New.
13264 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
13265 look for a MODE_CC set instead. Use emit_store_flag.
13266 (expand_compare_and_swap_loop): Likewise, with some additional
13267 complication to avoid a force_reg when useless. Use
13268 emit_cmp_and_jump_insns.
13269 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
13270 * doc/md.texi (sync_compare_and_swap_cc): Merge with
13271 sync_compare_and_swap documentation.
13273 2009-04-09 Jan Hubicka <jh@suse.cz>
13275 * except.c (find_prev_try): Break out from ....
13276 (duplicate_eh_regions): ... here; properly update prev_try pointers
13277 when duplication part of tree.
13278 (dump_eh_tree): Improve dumping.
13279 (verify_eh_region): New.
13280 (verify_eh_tree): Use it.
13282 2009-04-06 Richard Guenther <rguenther@suse.de>
13284 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
13285 &ARRAY addresses by adjusting their types and prepending
13287 * tree-cfg.c (verify_gimple_assign_single): Verify that
13288 addresses are correct.
13290 2009-04-09 Richard Guenther <rguenther@suse.de>
13292 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
13293 indices into an array reference if possible.
13294 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
13295 Fold POINTER_PLUS_EXPR statements with invariant address.
13297 2009-04-09 Alan Modra <amodra@bigpond.net.au>
13300 * config.gcc (powerpc64-*-linux*): Always build biarch.
13302 2009-04-09 Joseph Myers <joseph@codesourcery.com>
13305 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
13306 it and pedwarn if this results in an INTEGER_CST.
13308 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13310 * doc/install.texi: Update minimum GMP version. Remove obsolete
13311 text in MPFR section.
13313 2009-04-08 Jakub Jelinek <jakub@redhat.com>
13315 * dwarf2out.c (class_scope_p): New static inline.
13316 (class_or_namespace_scope_p): Use it.
13317 (gen_variable_die): Use DW_TAG_member tag for static data member
13318 declarations instead of DW_TAG_variable.
13320 PR middle-end/39573
13321 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
13324 2009-04-08 Richard Guenther <rguenther@suse.de>
13326 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
13327 valueize random data.
13329 2009-04-08 David Edelsohn <edelsohn@gnu.org>
13331 * config.gcc (aix tm_file): Add aix-stdint.h.
13332 (aix tm clause use_gcc_stdint): Set to wrap.
13333 * config/rs6000/aix-stdint.h: New file.
13335 2009-04-08 Richard Guenther <rguenther@suse.de>
13337 PR middle-end/36291
13338 * tree-dfa.c (add_referenced_var): Do not recurse into
13339 global initializers.
13340 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
13342 (fold_const_aggregate_ref): Likewise.
13344 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13346 * recog.c (ordered_comparison_operator): New.
13347 * gensupport.c (std_preds): Add it.
13348 * doc/md.texi (Machine-Independent Predicates): Document it.
13350 2009-04-08 Jan Hubicka <jh@suse.cz>
13352 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
13353 * function.h (rtl_eh): Remove exception_handler_label_map.
13354 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
13355 remove_exception_handler_label, for_each_eh_label_1): Remove.
13356 (rtl_remove_unreachable_regions): Remove.
13357 (convert_from_eh_region_ranges): Do not remove unreachable regions.
13358 (find_exception_handler_labels): Don't build the hashtable.
13359 (maybe_remove_eh_handler): Remove.
13360 (for_each_eh_label): Rewrite to walk the tree.
13361 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
13362 * except.h (maybe_remove_eh_handler): Remove.
13363 * passes.c (init_optimization_passes): Schedule second EH cleanup
13365 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
13366 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
13368 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13370 * genoutput.c (validate_optab_operands): New.
13371 (gen_insn, gen_expand): Call it.
13373 * genflags.c (gen_insn): Detect misused iterators.
13374 (main): Pass line_no to gen_insn, exit with status 1 on error.
13376 * genextract.c (line_no): Make global.
13377 (VEC_safe_set_locstr): Change assertion to error message.
13378 (main): Exit with status 1 on error.
13380 2009-04-08 Joseph Myers <joseph@codesourcery.com>
13384 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
13385 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
13386 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
13387 * c-convert.c (convert): Do not call fold on results of conversion
13388 functions when the result is a C_MAYBE_CONST_EXPR.
13389 * c-parser.c (c_parser_postfix_expression): Do not fold condition
13390 of __builtin_choose_expr.
13391 * c-typeck.c (remove_c_maybe_const_expr): New.
13392 (build_unary_op, build_conditional_expr, build_compound_expr,
13393 build_binary_op, c_objc_common_truthvalue_conversion): Call
13394 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
13397 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
13399 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
13400 CODE to produce a new one. Add a prototype to use fold_convert_const
13402 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
13405 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
13406 mix declarations and code.
13408 2009-04-08 Ben Elliston <bje@au.ibm.com>
13410 * gcc.c: Replace `CC' with `GCC' throughout.
13412 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
13414 * doc/invoke.texi: Document Atom support.
13416 2009-04-07 Jason Merrill <jason@redhat.com>
13419 * c-common.h, c-common.c: Add flag_pretty_templates.
13420 * c-opts.c (c_common_handle_option): Set it.
13421 * c.opt: Add -fno-pretty-templates.
13422 * doc/invoke.texi (C++ Dialect Options): Likewise.
13424 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
13426 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
13427 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
13428 (ia64_expand_builtin): Likewise.
13430 2009-04-07 Martin Jambor <mjambor@suse.cz>
13432 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
13433 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
13434 ADDR_EXPRS are include too.
13436 2009-04-07 Richard Guenther <rguenther@suse.de>
13438 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
13439 decls are only used if passes as parameters or if they are
13440 local statics and the call is not to a builtin.
13441 (call_may_clobber_ref_p_1): Likewise.
13443 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13445 * expr.c (do_store_flag): Remove last argument. Simplify code
13446 to avoid duplication of tests already done by can_compare_p.
13447 (expand_expr_real_1): Adjust caller.
13449 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13451 * optabs.c (can_compare_p): Test the predicate of a
13452 cbranch and cstore pattern.
13454 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13456 * expr.c (convert_move): Use emit_store_flag instead of
13459 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13461 * config/i386/i386.c (ix86_compare_emitted): Remove.
13462 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
13463 ix86_compare_op0 like ix86_compare_emitted used to be handled.
13464 * config/i386/i386.h (ix86_compare_emitted): Remove.
13465 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
13466 instead of ix86_compare_emitted.
13467 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
13469 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
13471 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
13472 Add t-sysroot-suffix to tmake_file.
13473 * config/print-sysroot-suffix.sh: New file.
13474 * config/t-sysroot-suffix: New file.
13476 2009-04-07 Ben Elliston <bje@au.ibm.com>
13478 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
13479 as the latter produces a warning when the target does not support
13482 2009-04-07 Ben Elliston <bje@au.ibm.com>
13484 * dfp.c: Replace type punning assignments with memcpy throughout.
13485 * Makefile.in (dfp.o-warn): Remove.
13487 2009-04-07 Alan Modra <amodra@bigpond.net.au>
13490 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
13491 Include soft-fp/t-softfp after rs6000/t-linux64.
13493 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
13495 * stor-layout.c (set_sizetype): Use the full precision of their
13496 machine mode for bitsize types.
13498 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
13500 * config/i386/i386.md: Revert 2 accidental checkins.
13502 2009-04-06 Joey Ye <joey.ye@intel.com>
13503 Xuepeng Guo <xuepeng.guo@intel.com>
13504 H.J. Lu <hongjiu.lu@intel.com>
13506 Atom pipeline model, tuning and insn selection.
13507 * config.gcc (atom): Add atom config options and target.
13509 * config/i386/atom.md: New.
13511 * config/i386/i386.c (atom_cost): New cost.
13512 (m_ATOM): New macro flag.
13513 (initial_ix86_tune_features): Set m_ATOM.
13514 (x86_accumulate_outgoing_args): Likewise.
13515 (x86_arch_always_fancy_math_387): Likewise.
13516 (processor_target): Add Atom cost.
13517 (cpu_names): Add Atom cpu name.
13518 (override_options): Set Atom ISA.
13519 (ix86_issue_rate): New case PROCESSOR_ATOM.
13520 (ix86_adjust_cost): Likewise.
13522 * config/i386/i386.h (TARGET_ATOM): New target macro.
13523 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
13524 (TARGET_OPT_AGU): New target option.
13525 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
13526 (processor_type): Add PROCESSOR_ATOM.
13528 * config/i386/i386.md (cpu): Add new value "atom".
13529 (use_carry, movu): New attr.
13530 (atom.md): Include atom.md.
13531 (adddi3_carry_rex64): Set attr "use_carry".
13532 (addqi3_carry): Likewise.
13533 (addhi3_carry): Likewise.
13534 (addsi3_carry): Likewise.
13535 (*addsi3_carry_zext): Likewise.
13536 (subdi3_carry_rex64): Likewise.
13537 (subqi3_carry): Likewise.
13538 (subhi3_carry): Likewise.
13539 (subsi3_carry): Likewise.
13540 (x86_movdicc_0_m1_rex64): Likewise.
13541 (*x86_movdicc_0_m1_se): Likewise.
13542 (x86_movsicc_0_m1): Likewise.
13543 (*x86_movsicc_0_m1_se): Likewise.
13544 (*adddi_1_rex64): Emit add insn as much as possible.
13545 (*addsi_1): Likewise.
13546 (return_internal): Set atom_unit.
13547 (return_internal_long): Likewise.
13548 (return_pop_internal): Likewise.
13549 (*rcpsf2_sse): Set atom_sse_attr attr.
13550 (*qrt<mode>2_sse): Likewise.
13551 (*prefetch_sse): Likewise.
13553 * config/i386/i386-c.c (ix86_target_macros_internal): New case
13555 (ix86_target_macros_internal): Likewise.
13557 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
13558 (*prefetch_sse_rex): Likewise.
13559 (sse_rcpv4sf2): Likewise.
13560 (sse_vmrcpv4sf2): Likewise.
13561 (sse_sqrtv4sf2): Likewise.
13562 (<sse>_vmsqrt<mode>2): Likewise.
13563 (sse_ldmxcsr): Likewise.
13564 (sse_stmxcsr): Likewise.
13565 (*sse_sfence): Likewise.
13566 (sse2_clflush): Likewise.
13567 (*sse2_mfence): Likewise.
13568 (*sse2_lfence): Likewise.
13569 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
13570 (<sse>_movup<ssemodesuffixf2c>): Likewise.
13571 (avx_movdqu<avxmodesuffix>): Likewise.
13572 (avx_lddqu<avxmodesuffix>): Likewise.
13573 (sse2_movntv2di): Change attr "type" to "ssemov".
13574 (sse2_movntsi): Likewise.
13575 (rsqrtv8sf2): Change attr "type" to "sseadd".
13576 (sse3_addsubv2df3): Set attr "atom_unit".
13577 (sse3_h<plusminus_insn>v4sf3): Likewise.
13578 (*sse2_pmaddwd): Likewise.
13579 (*vec_extractv2di_1_rex64): Likewise.
13580 (*vec_extractv2di_1_avx): Likewise.
13581 (sse2_psadbw): Likewise.
13582 (ssse3_phaddwv8hi3): Likewise.
13583 (ssse3_phaddwv4hi3): Likewise.
13584 (ssse3_phadddv4si3): Likewise.
13585 (ssse3_phadddv2si3): Likewise.
13586 (ssse3_phaddswv8hi3): Likewise.
13587 (ssse3_phaddswv4hi3): Likewise.
13588 (ssse3_phsubwv8hi3): Likewise.
13589 (ssse3_phsubwv4hi3): Likewise.
13590 (ssse3_phsubdv4si3): Likewise.
13591 (ssse3_phsubdv2si3): Likewise.
13592 (ssse3_phsubswv8hi3): Likewise.
13593 (ssse3_phsubswv4hi3): Likewise.
13594 (ssse3_pmaddubsw128): Likewise.
13595 (sse3_pmaddubsw: Likewise.
13596 (ssse3_palignrti): Likewise.
13597 (ssse3_palignrdi): Likewise.
13599 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
13601 * doc/install.texi (Specific): Fix two cross-references to MinGW.
13603 2009-04-06 Richard Guenther <rguenther@suse.de>
13605 PR tree-optimization/28868
13606 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
13607 of which PHI results we inserted.
13608 (insert_into_preds_of_block): Record inserted PHIs.
13609 (eliminate): Eliminate redundant PHI nodes.
13610 (init_pre): Init inserted_phi_names.
13612 2009-04-06 Richard Guenther <rguenther@suse.de>
13614 PR tree-optimization/39643
13615 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
13616 IMAGPART_EXPRs of complex constants.
13617 (execute_fold_all_builtins): If we folded a call queue
13618 TODO_update_address_taken.
13620 2009-04-06 Jan Hubicka <jh@suse.cz>
13622 PR middle-end/39659
13623 * except.c (remove_unreachable_regions): Propagate may_contain_throw
13626 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
13628 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
13630 (ic_invalidate_array): Likewise.
13632 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
13634 * calls.c (emit_library_call_value_1): Fix a problem with parameter
13635 alignment for library calls.
13637 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
13639 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
13640 (mingw32 tm clause use_gcc_stdint): Set to wrap.
13641 * config/i386/mingw-stdint.h: New file.
13643 2009-04-05 Richard Guenther <rguenther@suse.de>
13645 PR tree-optimization/39648
13646 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
13647 our &A vs. &A[0] IL deficiencies.
13649 2009-04-04 Jan Hubicka <jh@suse.cz>
13651 * except.c (sjlj_find_directly_reachable_regions): Be ready for
13652 removed toplevel regions.
13653 (sjlj_mark_call_sites): Likewise.
13655 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
13657 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
13658 (cygwin tm clause use_gcc_stdint): Set to wrap.
13659 * config/i386/cygwin-stdint.h: New file.
13661 2009-04-04 Richard Guenther <rguenther@suse.de>
13663 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
13664 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
13665 single-argument PHIs if we are in loop-closed SSA form.
13666 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
13667 for the pre-condition.
13668 (slpeel_tree_peel_loop_to_edge): Likewise.
13669 (vect_build_loop_niters): Take an optional sequence to append stmts.
13670 (vect_generate_tmps_on_preheader): Likewise.
13671 (vect_do_peeling_for_loop_bound): Take extra guards for the
13673 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
13674 the cost model check.
13675 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
13676 guards if we are going to peel. Do not apply versioning in that case.
13677 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
13678 (vect_do_peeling_for_loop_bound): Likewise.
13679 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
13680 loop bound only record extra pre-conditions, do not apply loop
13683 2009-04-04 Richard Guenther <rguenther@suse.de>
13685 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
13688 2009-04-04 Jan Hubicka <jh@suse.cz>
13690 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13691 last_basic_block for size of bb->index indexed array.
13692 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
13693 compute_out, link_btr_uses, build_btr_def_use_webs,
13694 build_btr_def_use_webs, migrate_btr_defs): Likewise.
13696 2009-04-04 Jan Hubicka <jh@suse.cz>
13698 * except.c (remove_eh_handler_and_replace): Break out from ...
13699 (remove_eh_handler): ... here.
13700 (bring_to_root): New function.
13701 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
13702 handled ones, bring others to root of tree.
13704 2009-04-04 Jan Hubicka <jh@suse.cz>
13706 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
13707 (all_phis_safe_to_merge): New function.
13708 (update_info): New structure.
13709 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
13710 (cleanup_empty_eh): Update SSA if possible.
13712 2009-04-04 Richard Guenther <rguenther@suse.de>
13714 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
13715 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
13716 (append_vuse): Likewise.
13718 2009-04-04 Jakub Jelinek <jakub@redhat.com>
13720 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
13721 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
13722 instead of REG_UNSAVED for DW_CFA_undefined.
13723 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
13724 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
13727 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
13730 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
13731 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
13732 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
13734 2009-04-04 Richard Guenther <rguenther@suse.de>
13736 PR tree-optimization/8781
13737 PR tree-optimization/37892
13738 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
13739 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
13740 (valueize_refs): Call it for *& valueizations.
13741 (shared_reference_ops_from_ref): Rename to ...
13742 (valueize_shared_reference_ops_from_ref): ... this and valueize.
13743 (shared_reference_ops_from_call): Rename to ...
13744 (valueize_shared_reference_ops_from_call): ... this and valueize.
13745 (vn_reference_lookup): Update.
13746 (visit_reference_op_call): Likewise.
13747 * tree-ssa-pre.c (phi_translate_1): Fold *&.
13748 (eliminate): Value-replace the call address in call statements.
13750 2009-04-04 Richard Guenther <rguenther@suse.de>
13752 PR tree-optimization/39636
13753 * tree-ssa-forwprop.c
13754 (forward_propagate_addr_into_variable_array_index): Check for
13755 GIMPLE_ASSIGN before accessing the rhs code.
13757 2009-04-03 Jason Merrill <jason@redhat.com>
13759 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
13761 2009-04-03 Steve Ellcey <sje@cup.hp.com>
13763 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
13764 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
13765 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
13766 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
13767 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
13768 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
13769 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
13770 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
13771 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
13772 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
13773 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
13774 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
13775 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
13776 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
13777 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
13778 Use fr_reg_or_fp01_operand instead of fr_register_operand
13780 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
13781 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
13782 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
13784 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
13786 PR rtl-optimization/39607
13787 PR rtl-optimization/39631
13791 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13792 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13793 instead of DF_LR_OUT.
13794 * ira-lives.c (process_bb_node_lives): Ditto.
13795 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13796 instead of DF_LR_{OUT,IN}.
13797 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13798 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13800 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
13802 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
13803 (execute_lower_omp): Always run but take the short way out if -fopenmp
13805 (gate_lower_omp): Remove, forcing the pass manager to always run the
13806 pass and always set PROP_gimple_lomp.
13807 (pass_lower_omp): Remove gate function.
13808 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
13809 PROP_trees. Instead, require it.
13810 * ipa-cp.c (pass_ipa_cp): Likewise.
13811 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
13812 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
13813 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
13814 and PROP_gimple_leh.
13816 2009-04-03 Richard Guenther <rguenther@suse.de>
13818 PR middle-end/13146
13819 PR tree-optimization/23940
13820 PR tree-optimization/33237
13821 PR middle-end/33974
13822 PR middle-end/34093
13823 PR tree-optimization/36201
13824 PR tree-optimization/36230
13825 PR tree-optimization/38049
13826 PR tree-optimization/38207
13827 PR tree-optimization/38230
13828 PR tree-optimization/38301
13829 PR tree-optimization/38585
13830 PR middle-end/38895
13831 PR tree-optimization/38985
13832 PR tree-optimization/39299
13833 * tree-ssa-structalias.h: Remove.
13834 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
13835 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
13836 (struct vuse_element_d): Remove.
13837 (struct vuse_vec_d): Likewise.
13838 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
13839 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
13840 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
13841 VUSE_ELEMENT_VAR): Likewise.
13842 (struct voptype_d): Likewise.
13843 (NUM_VOP_FREE_BUCKETS): Likewise.
13844 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
13845 (struct stmt_operands_d): Remove.
13846 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
13847 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
13848 VDEF_NUM, VDEF_VECT): Likewise.
13849 (copy_virtual_operands): Remove.
13850 (operand_build_cmp): Likewise.
13851 (create_ssa_artificial_load_stmt): Likewise.
13852 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
13853 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
13854 vuse_index and mayuse_index members. Pack and move done and iter_type
13855 members to the front.
13856 (SSA_OP_VMAYUSE): Remove.
13857 (SSA_OP_VIRTUAL_USES): Adjust.
13858 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
13859 (unlink_stmt_vdef): Declare.
13860 (add_to_addressable_set): Remove.
13861 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
13862 (vrp_visit_stmt): Likewise.
13863 * doc/tree-ssa.texi (Alias analysis): Update.
13864 * doc/invoke.texi (max-aliased-vops): Remove docs.
13865 (avg-aliased-vops): Likewise.
13866 * tree-into-ssa.c (syms_to_rename): Remove.
13867 (need_to_update_vops_p): Likewise.
13868 (need_to_initialize_update_ssa_p): Rename to ...
13869 (update_ssa_initialized_fn): ... this. Track function we are
13871 (symbol_marked_for_renaming): Simplify.
13872 (add_new_name_mapping): Do not set need_to_update_vops_p.
13873 (dump_currdefs): Use SYMS_TO_RENAME.
13874 (rewrite_update_stmt): Always walk all uses/defs.
13875 (dump_update_ssa): Adjust.
13876 (init_update_ssa): Take function argument. Track what we are
13878 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
13879 (create_new_def_for): Initialize for cfun, assert we are initialized
13881 (mark_sym_for_renaming): Simplify.
13882 (mark_set_for_renaming): Do not initialize update-ssa.
13883 (need_ssa_update_p): Simplify. Take function argument.
13884 (name_mappings_registered_p): Assert we ask for the correct function.
13885 (name_registered_for_update_p): Likewise.
13886 (ssa_names_to_replace): Likewise.
13887 (release_ssa_name_after_update_ssa): Likewise.
13888 (update_ssa): Likewise. Use SYMS_TO_RENAME.
13889 (dump_decl_set): Do not print a newline.
13890 (debug_decl_set): Do it here.
13891 (dump_update_ssa): And here.
13892 * tree-ssa-loop-im.c (move_computations): Adjust.
13893 (movement_possibility): Likewise.
13894 (determine_max_movement): Likewise.
13895 (gather_mem_refs_stmt): Likewise.
13896 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
13897 or NAME_MEMORY_TAG.
13898 * tree-complex.c (update_all_vops): Remove.
13899 (expand_complex_move): Adjust.
13900 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
13901 Simplify test for memory referencing statement. Exclude
13902 non-invariant ADDR_EXPRs.
13903 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
13904 * tree-loop-distribution.c (generate_memset_zero): Adjust.
13905 (rdg_flag_uses): Likewise.
13906 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
13908 (tree_optimize_tail_calls_1): Also split the
13909 edge from the entry block if we have degenerate PHI nodes in
13910 the first basic block.
13911 * tree.c (init_ttree): Remove memory-tag related code.
13912 (tree_code_size): Likewise.
13913 (tree_node_structure): Likewise.
13914 (build7_stat): Re-write to be build6_stat.
13915 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
13916 (SSA_VAR_P): Adjust.
13917 (struct tree_memory_tag): Remove.
13918 (struct tree_memory_partition_tag): Likewise.
13919 (union tree_node): Adjust.
13920 (build7): Re-write to be build6.
13921 * tree-pass.h (pass_reset_cc_flags): Remove.
13922 (TODO_update_address_taken): New flag.
13923 (pass_simple_dse): Remove.
13924 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
13925 * params.h (MAX_ALIASED_VOPS): Remove.
13926 (AVG_ALIASED_VOPS): Likewise.
13927 * omp-low.c (expand_omp_taskreg): Update SSA form.
13928 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
13929 aliases the lhs in a copy stmt.
13930 * tree-ssa-dse.c (struct address_walk_data): Remove.
13931 (memory_ssa_name_same): Likewise.
13932 (memory_address_same): Likewise.
13933 (get_kill_of_stmt_lhs): Likewise.
13934 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
13935 unused stores. Look through PHI nodes into post-dominated regions.
13936 (dse_optimize_stmt): Simplify. Properly remove stores.
13937 (tree_ssa_dse): Compute dominators.
13938 (execute_simple_dse): Remove.
13939 (pass_simple_dse): Likewise.
13940 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
13941 gimple_loaded_syms and gimple_stored_syms computation.
13942 * toplev.c (dump_memory_report): Dump alias and pta stats.
13943 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
13944 (vn_reference_eq): Likewise.
13945 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
13946 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
13947 valueize_vuses): Remove.
13948 (get_def_ref_stmt_vuses): Simplify. Rename to ...
13949 (get_def_ref_stmt_vuse): ... this.
13950 (vn_reference_lookup_2): New function.
13951 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
13952 walking equivalent vuses. Simplify.
13953 (vn_reference_lookup): Likewise.
13954 (vn_reference_insert): Likewise.
13955 (vn_reference_insert_pieces): Likewise.
13956 (visit_reference_op_call): Simplify.
13957 (visit_reference_op_load): Likewise.
13958 (visit_reference_op_store): Likewise.
13959 (init_scc_vn): Remove shared_lookup_vuses initialization.
13960 (free_scc_vn): Remove shared_lookup_vuses freeing.
13961 (sort_vuses, sort_vuses_heap): Remove.
13962 (get_ref_from_reference_ops): Export.
13963 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
13964 vector with single vuse pointer.
13965 (vn_reference_lookup_pieces, vn_reference_lookup,
13966 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
13967 (shared_vuses_from_stmt): Remove.
13968 (get_ref_from_reference_ops): Declare.
13969 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
13970 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13971 memory-tag related code.
13972 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
13973 (likely_value): Add comment, skip static-chain of call statements.
13974 (surely_varying_stmt_p): Adjust.
13975 (gimplify_and_update_call_from_tree): Likewise.
13976 (execute_fold_all_builtins): Do not rebuild alias info.
13977 (gimplify_and_update_call_from_tree): Properly update VOPs.
13978 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
13979 (copy_ref_info): Remove memory-tag related code.
13980 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
13981 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
13982 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
13984 * tree-ssa-dom.c (gimple_p): Remove typedef.
13985 (eliminate_redundant_computations): Adjust.
13986 (record_equivalences_from_stmt): Likewise.
13987 (avail_expr_hash): Likewise.
13988 (avail_expr_eq): Likewise.
13989 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
13990 (stmt_makes_single_load): Likewise.
13991 (stmt_makes_single_store): Likewise.
13992 * tree-ssa-alias.c: Rewrite completely.
13993 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
13994 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
13995 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
13996 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
13997 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
13998 Remove public functions.
13999 (pass_reset_cc_flags): Remove.
14000 (pass_build_alias): Move ...
14001 * tree-ssa-structalias.c (pass_build_alias): ... here.
14002 * tree-ssa-alias.c (may_be_aliased): Move ...
14003 * tree-flow-inline.h (may_be_aliased): ... here.
14004 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
14005 count_uses_and_derefs): Move ...
14006 * gimple.c: ... here.
14007 * gimple.h (count_uses_and_derefs): Declare.
14008 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
14009 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
14010 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
14011 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
14012 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
14013 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
14014 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
14016 * tree-dfa.c (refs_may_alias_p): Move ...
14017 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
14018 * tree-ssa-alias.h: New file.
14019 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
14020 (statement_sink_location): Likewise.
14021 * opts.c (decode_options): Do not adjust max-aliased-vops or
14022 avg-aliased-vops values.
14023 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
14024 (TV_CALL_CLOBBER): Likewise.
14025 (TV_FLOW_SENSITIVE): Likewise.
14026 (TV_FLOW_INSENSITIVE): Likewise.
14027 (TV_MEMORY_PARTITIONING): Likewise.
14028 (TV_ALIAS_STMT_WALK): New timevar.
14029 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
14030 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
14031 (get_address_description): Remove memory-tag related code.
14032 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
14033 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
14034 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
14035 and immediate uses in statements. Document.
14036 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
14037 (dump_symbols): Remove.
14038 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
14039 * alias.c (get_deref_alias_set): New function split out from ...
14040 (get_alias_set): ... here.
14041 * alias.h (get_deref_alias_set): Declare.
14042 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
14043 type parameter. Remove restrict pointer handling. Create a
14044 ref-all pointer in case type-based alias sets do not conflict.
14045 (vect_analyze_data_refs): Remove SMT related code.
14046 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
14047 (vectorizable_load): Likewise.
14048 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
14049 (DR_SYMBOL_TAG, DR_VOPS): Remove.
14050 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
14051 Ignore vops and SMTs.
14052 (dr_analyze_alias): Likewise..
14053 (free_data_ref): Likewise.
14054 (create_data_ref): Likewise.
14055 (analyze_all_data_dependences): Likewise.
14056 (get_references_in_stmt): Adjust.
14057 * tree-flow-inline.h (gimple_aliases_computed_p,
14058 gimple_addressable_vars, gimple_call_clobbered_vars,
14059 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
14060 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
14061 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
14062 gimple_mem_ref_stats): Remove.
14063 (gimple_vop): New function.
14064 (op_iter_next_use): Remove vuses and mayuses cases.
14065 (op_iter_next_def): Remove vdefs case.
14066 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
14067 (clear_and_done_ssa_iter): Do not set removed fields.
14068 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
14069 Assert we are not iterating over vuses or vdefs if not also
14070 iterating over uses or defs.
14071 (op_iter_init_use): Likewise.
14072 (op_iter_init_def): Likewise.
14073 (op_iter_next_vdef): Remove.
14074 (op_iter_next_mustdef): Likewise.
14075 (op_iter_init_vdef): Likewise.
14076 (compare_ssa_operands_equal): Likewise.
14077 (link_use_stmts_after): Handle vuse operand.
14078 (is_call_used): Use is_call_clobbered.
14079 (is_call_clobbered): Global variables are always call clobbered,
14080 query the call-clobbers bitmap.
14081 (mark_call_clobbered): Ignore global variables.
14082 (clear_call_clobbered): Likewise.
14083 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
14084 virtual operands sanity check.
14085 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
14087 (TARGET_MEM_REF): Remove TMR_TAG operand.
14088 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
14089 Remove call-clobber related code.
14090 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
14091 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
14092 partitions or escape reason.
14093 (get_single_def_stmt, get_single_def_stmt_from_phi,
14094 get_single_def_stmt_with_phi): Remove.
14095 (dump_referenced_vars): Tidy.
14096 (get_ref_base_and_extent): Allow bare decls.
14097 (collect_dfa_stats): Adjust.
14098 * graphite.c (rename_variables_in_stmt): Adjust.
14099 (graphite_copy_stmts_from_block): Likewise.
14100 (translate_clast): Likewise.
14101 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
14103 (translate_vuse_through_block): Use the oracle.
14104 (phi_translate_1): Adjust.
14105 (value_dies_in_block_x): Use the oracle. Cache the outcome
14107 (valid_in_sets): Check if the VUSE for
14108 a REFERENCE is available.
14109 (eliminate): Do not remove stmts during elimination,
14110 instead queue and remove them afterwards.
14111 (do_pre): Do not rebuild alias info.
14112 (pass_pre): Run TODO_rebuild_alias before PRE.
14113 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
14114 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
14115 (mark_all_v_defs_stmt): Remove.
14116 (mark_all_v_defs_seq): Adjust.
14117 (sra_replace): Likewise.
14118 (scalarize_use): Likewise.
14119 (scalarize_copy): Likewise.
14120 (scalarize_init): Likewise.
14121 (scalarize_ldst): Likewise.
14122 (todoflags): Remove.
14123 (tree_sra): Do not rebuild alias info.
14124 (tree_sra_early): Adjust.
14125 (pass_sra): Run TODO_update_address_taken before SRA.
14126 * tree-predcom.c (set_alias_info): Remove.
14127 (prepare_initializers_chain): Do not call it.
14128 (mark_virtual_ops_for_renaming): Adjust.
14129 (mark_virtual_ops_for_renaming_list): Remove.
14130 (initialize_root_vars): Adjust.
14131 (initialize_root_vars_lm): Likewise.
14132 (prepare_initializers_chain): Likewise.
14133 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
14134 (may_propagate_copy_into_stmt): Likewise.
14135 (merge_alias_info): Do nothing for now.
14136 (propagate_tree_value_into_stmt): Adjust.
14137 (stmt_may_generate_copy): Likewise.
14138 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
14139 not mark symbols for renaming.
14140 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
14141 with the same statement, make sure to update the new pointed-to one.
14142 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
14143 call statements, do not mark symbols for renaming.
14144 (mark_operand_necessary): Dump something.
14145 (ref_may_be_aliased): New function.
14146 (mark_aliased_reaching_defs_necessary_1): New helper function.
14147 (mark_aliased_reaching_defs_necessary): Likewise.
14148 (mark_all_reaching_defs_necessary_1): Likewise.
14149 (mark_all_reaching_defs_necessary): Likewise.
14150 (propagate_necessity): Do not process virtual PHIs. For
14151 non-aliased loads mark all reaching definitions as necessary.
14152 For aliased loads and stores mark the immediate dominating
14153 aliased clobbers as necessary.
14154 (visited): New global static.
14155 (perform_tree_ssa_dce): Free visited bitmap after propagating
14157 (remove_dead_phis): Perform simple dead virtual PHI removal.
14158 (remove_dead_stmt): Properly unlink virtual operands when
14160 (eliminate_unnecessary_stmts): Schedule PHI removal after
14162 * tree-ssa-ter.c (is_replaceable_p): Adjust.
14163 (process_replaceable): Likewise.
14164 (find_replaceable_in_bb): Likewise.
14165 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
14166 based on the single gimple vop.
14167 (verify_flow_insensitive_alias_info): Remove.
14168 (verify_flow_sensitive_alias_info): Likewise.
14169 (verify_call_clobbering): Likewise.
14170 (verify_memory_partitions): Likewise.
14171 (verify_alias_info): Likewise.
14172 (verify_ssa): Adjust..
14173 (execute_update_addresses_taken): Export. Update SSA
14174 manually. Optimize only when optimizing. Use a local bitmap.
14175 (pass_update_address_taken): Remove TODO_update_ssa, add
14177 (pass_update_address_taken): Just use TODO_update_address_taken.
14178 (init_tree_ssa): Do not initialize addressable_vars.
14179 (verify_ssa): Verify new VUSE / VDEF properties.
14180 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
14181 Do not call verify_alias_info.
14182 (delete_tree_ssa): Clear the VUSE, VDEF operands.
14183 Do not free the loaded and stored syms bitmaps. Reset the escaped
14184 and callused solutions. Do not free addressable_vars.
14185 Remove memory-tag related code.
14186 (warn_uninitialized_var): Aliases are always available.
14187 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
14188 * lambda-code.c (can_put_in_inner_loop): Adjust.
14189 (can_put_after_inner_loop): Likewise.
14190 (perfect_nestify): Likewise.
14191 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
14192 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
14193 (vectorizable_conversion): Do not mark symbols for renaming.
14194 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
14195 (expand_call_inline): Unlink the calls virtual operands before
14197 (tree_function_versioning): Do not call update_ssa if we are not
14198 updating clones. Simplify.
14199 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
14200 (propagate_with_phi): Likewise..
14201 * tree-outof-ssa.c (create_temp): Remove memory tag and call
14202 clobber code. Assert we are not aliased or global.
14203 * tree-flow.h: Include tree-ssa-alias.h
14204 (enum escape_type): Remove.
14205 (struct mem_sym_stats_d): Likewise.
14206 (struct mem_ref_stats_d): Likewise.
14207 (struct gimple_df): Add vop member. Remove global_var,
14208 call_clobbered_vars, call_used_vars, addressable_vars,
14209 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
14210 escaped and callused members.
14211 (struct ptr_info_def): Remove all members, add points-to solution
14213 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
14214 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
14215 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
14216 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
14217 (tree-ssa-alias.o): Likewise.
14218 (toplev.o): Add tree-ssa-alias.h
14219 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
14220 * gimple.c (gimple_set_bb): Fix off-by-one error.
14221 (is_gimple_reg): Do not handle memory tags.
14222 (gimple_copy): Also copy virtual operands.
14223 Delay updating the statement. Do not reset loaded and stored syms.
14224 (gimple_set_stored_syms): Remove.
14225 (gimple_set_loaded_syms): Likewise.
14226 (gimple_call_copy_skip_args): Copy the virtual operands
14227 and mark the new statement modified.
14228 * tree-ssa-structalias.c (may_alias_p): Remove.
14229 (set_uids_in_ptset): Take the alias set to prune with as
14230 parameter. Fold in the alias test of may_alias_p.
14231 (compute_points_to_sets): Compute whether a ptr is dereferenced
14232 in a local sbitmap.
14233 (process_constraint): Deal with &ANYTHING on the lhs, reject all
14234 other ADDRESSOF constraints on the lhs.
14235 (get_constraint_for_component_ref): Assert that we don't get
14236 ADDRESSOF constraints from the base of the reference.
14237 Properly generate UNKNOWN_OFFSET for DEREF if needed.
14238 (struct variable_info): Remove collapsed_to member.
14239 (get_varinfo_fc): Remove.
14240 (new_var_info): Do not set collapsed_to.
14241 (dump_constraint): Do not follow cycles.
14242 (dump_constraint_graph): Likewise.
14243 (build_pred_graph): Likewise.
14244 (build_succ_graph): Likewise.
14245 (rewrite_constraints): Likewise.
14246 (do_simple_structure_copy): Remove.
14247 (do_rhs_deref_structure_copy): Remove.
14248 (do_lhs_deref_structure_copy): Remove.
14249 (collapse_rest_of_var): Remove.
14250 (do_structure_copy): Re-implement.
14251 (pta_stats): New global variable.
14252 (dump_pta_stats): New function.
14253 (struct constraint_expr): Make offset signed.
14254 (UNKNOWN_OFFSET): Define special value.
14255 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
14256 (solution_set_expand): New helper function split out from ...
14257 (do_sd_constraint): ... here.
14258 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
14259 (do_ds_constraint): Likewise.
14260 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
14261 and CALLUSED = *CALLUSED.
14262 (set_union_with_increment): Make inc argument signed.
14263 (type_safe): Remove.
14264 (get_constraint_for_ptr_offset): Handle unknown and negative
14266 (first_vi_for_offset): Handle offsets before start. Bail
14267 out early for offsets beyond the variable extent.
14268 (first_or_preceding_vi_for_offset): New function.
14269 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
14270 Together with ESCAPED = *ESCAPED this properly computes reachability.
14271 (find_what_var_points_to): New function.
14272 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
14273 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
14274 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
14275 pt_solutions_intersect): New functions.
14276 (compute_call_used_vars): Remove.
14277 (compute_may_aliases): New main entry into PTA computation.
14278 * gimple.h (gimple_p): New typedef.
14279 (struct gimple_statement_base): Remove references_memory_p.
14280 (struct gimple_statement_with_memory_ops_base): Remove
14281 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
14283 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
14284 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
14285 gimple_set_references_memory): Remove.
14286 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
14287 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
14289 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
14290 (verify_expr): Allow RESULT_DECL.
14291 (gimple_duplicate_bb): Do not copy virtual operands.
14292 (gimple_duplicate_sese_region): Adjust.
14293 (gimple_duplicate_sese_tail): Likewise.
14294 (mark_virtual_ops_in_region): Remove.
14295 (move_sese_region_to_fn): Do not call it.
14296 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
14297 and pass_simple_dse.
14298 (execute_function_todo): Handle TODO_update_address_taken,
14299 call execute_update_addresses_taken for TODO_rebuild_alias.
14300 (execute_todo): Adjust.
14301 (execute_one_pass): Init dump files early.
14302 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
14304 (create_general_new_stmt): Clear vops.
14305 * tree-ssa-reassoc.c (get_rank): Adjust.
14306 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
14307 symbols for renaming.
14308 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
14309 (PARAM_AVG_ALIASED_VOPS): Likewise.
14310 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
14311 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
14312 * tree-ssa-operands.c: Simplify for new virtual operand representation.
14313 (operand_build_cmp, copy_virtual_operands,
14314 create_ssa_artificial_load_stmt, add_to_addressable_set,
14315 gimple_add_to_addresses_taken): Remove public functions.
14316 (unlink_stmt_vdef): New function.
14318 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14320 * config.gcc (powerpc-*-linux*): Merge variants.
14322 2009-04-02 Chao-ying Fu <fu@mips.com>
14323 James Grosbach <james.grosbach@microchip.com>
14325 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
14326 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
14328 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
14329 keep_interrupts_masked_p, use_debug_exception_return_p.
14330 (mips_attribute_table): Add interrupt, use_shadow_register_set,
14331 keep_interrupts_masked, use_debug_exception_return.
14332 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
14333 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
14335 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
14336 (mips_print_operand): Process COP0 registers to print $0 .. $31
14337 correctly for GAS to process.
14338 (mips_interrupt_extra_call_saved_reg_p): New function.
14339 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
14341 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
14342 (mips_compute_frame_info): Add supports for interrupt context that
14343 includes doubleword accumulators and COP0 registers.
14344 (mips_for_each_saved_acc): New function.
14345 (mips_for_each_saved_gpr_and_fpr): Change the function name from
14346 mips_for_each_saved_reg.
14347 (mips_save_reg): Save accumulators.
14348 (mips_kernel_reg_p): A new for_each_rtx callback.
14349 (mips_expand_prologue): Support interrupt handlers.
14350 (mips_restore_reg): Restore accumulators.
14351 (mips_expand_epilogue): Support interrupt handlers.
14352 (mips_can_use_return_insn): Return false for interrupt handlers.
14353 (mips_epilogue_uses): New function.
14354 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
14355 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
14356 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
14357 cop0_move): New instructions.
14358 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
14359 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
14361 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
14363 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
14364 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
14365 interrupt handlers, we use K0 as the temporary register.
14366 (EPILOGUE_USES): Change to a function call.
14367 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
14368 handlers, we use K0 as the temporary register.
14370 * doc/extend.texi (Function Attributes): Document interrupt,
14371 use_shadow_register_set, keep_interrupts_masked,
14372 use_debug_exception_return for MIPS attributes.
14374 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14376 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
14377 Remove a number of t-files from tmake_file.
14378 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
14379 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
14380 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
14381 target_prototype, not TARGET_PROTOTYPE.
14382 (LINK_OS_GNU_SPEC): Define.
14383 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
14384 and darwin-ldoubdle.c.
14386 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
14389 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
14390 (cpp_options): Ditto.
14391 (default_compilers): Ditto.
14392 (display_help): Ditto.
14393 (process_command): Ditto.
14394 (do_spec_1): Ditto.
14395 (set_input): Use lbasename instead of duplicate code.
14396 (save_temps_prefix): New static for -save-temps=obj.
14397 (save_temps_length): Ditto.
14399 * doc/invoke.texi (-save-temps=obj): Document new variant to
14400 -save-temps switch.
14402 2009-04-02 Jeff Law <law@redhat.com>
14404 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
14407 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14409 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
14410 * configure: Regenerated.
14412 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14414 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
14415 share the argument list.
14417 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14421 2009-02-12 Diego Novillo <dnovillo@google.com>
14423 * varpool.c (debug_varpool): New.
14424 * cgraph.h (debug_varpool): Declare.
14426 2009-04-02 Jan Hubicka <jh@suse.cz>
14428 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
14431 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14433 * config/i386/i386.c (ix86_abi): Move initialization to ...
14434 (override_options): Here.
14436 2009-04-02 Christian Bruel <christian.bruel@st.com>
14438 * config/sh/sh.c (sh_dwarf_register_span): New function.
14439 (TARGET_DWARF_REGISTER_SPAN): Define.
14440 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
14442 2009-04-02 Ira Rosen <irar@il.ibm.com>
14444 PR tree-optimization/39595
14445 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
14446 interleaved loads group is not greater than the SLP group size.
14448 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14450 * builtins.c (is_builtin_name): New.
14451 (called_as_built_in): Use is_builtin_name.
14452 * tree.h (is_builtin_name): New.
14453 * varasm.c (incorporeal_function_p): Use is_builtin_name
14455 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
14457 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
14459 2009-04-02 Dodji Seketeli <dodji@redhat.com>
14462 * c-decl.c (clone_underlying_type): Move this ...
14463 * c-common.c (set_underlying_type): ... here.
14464 Also, make sure the function properly sets TYPE_STUB_DECL() on
14465 the newly created typedef variant type.
14466 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
14467 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
14470 2009-04-02 Richard Guenther <rguenther@suse.de>
14472 PR tree-optimization/37221
14473 * tree-flow.h (degenerate_phi_result): Declare.
14474 * tree-ssa-dom.c (degenerate_phi_result): Export.
14475 * tree-scalar-evolution.c (analyze_initial_condition): If
14476 the initial condition is defined by a degenerate PHI node
14477 use the degenerate value.
14479 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
14481 PR rtl-optimization/39588
14482 * combine.c (merge_outer_ops): Do not set the constant when this
14484 (simplify_shift_const_1): Do not modify it either in this case.
14486 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
14488 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
14489 tuning is deprecated if -mtune value is set to an Itanium1 variant.
14491 2009-04-01 Janis Johnson <janis187@us.ibm.com>
14494 * c-lex.c (interpret_float): Default (no suffix) is double.
14496 2009-04-1 Xinliang David Li <davidxl@google.com>
14498 * config/i386/i386.c (legitimate_constant_p): Recognize
14499 all one vector constant.
14501 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14503 * config/vax/vax.c: Add #includes to silence warnings.
14504 Change #include order to silence two warnings.
14506 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14508 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
14509 (ASM_SPEC): Pass -k to the assembler for PIC code.
14511 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14513 * config.gcc: Add vax-*-linux* to the switch.
14514 * config/vax/linux.h: New file. (TARGET_VERSION,
14515 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
14517 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14519 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
14520 Use predicate macros instead of GET_CODE() == foo.
14521 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
14522 ashlsi3, rotrsi3, <unnamed>): Likewise.
14524 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14526 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
14527 jbbccihi, jbbccisi): Remova trailing whitespace.
14528 * config/vax/constraints.md: Likewise.
14529 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14530 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
14531 * config/vax/predicates.md: Likewise.
14532 * config/vax/vax.c (print_operand_address, vax_output_int_move,
14533 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
14534 * config/vax/vax.h: Likewise.
14535 * config/vax/vax.md (nonlocal_goto): Likewise.
14537 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14539 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
14540 (indirectable_address_p, adjacent_operands_p): Add spaces around
14542 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
14544 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14546 * config/vax/vax.c (legitimate_constant_address_p,
14547 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
14548 index_term_p, reg_plus_index_p, legitimate_address_p,
14549 vax_mode_dependent_address_p): Update comments to match functions
14550 modified by the recent int->bool conversion.
14552 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14554 * config/vax/builtins.md: Update copyright message.
14555 * config/vax/constraints.md: Likewise.
14556 * config/vax/netbsd-elf.h: Likewise.
14557 * config/vax/predicates.md: Likewise.
14558 * config/vax/vax-protos.h: Likewise.
14559 * config/vax/vax.c: Likewise.
14560 * config/vax/vax.h: Likewise.
14561 * config/vax/vax.md: Likewise.
14562 * config/vax/vax.opt: Likewise.
14564 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14566 * config/vax/builtins.md (ffssi2, ffssi2_internal,
14567 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
14568 * config/vax/constraints.md (B, R): Likewise.
14569 * config/vax/predicates.md (external_memory_operand,
14570 nonimmediate_addsub_di_operand): Likewise.
14571 * config/vax/vax.c (vax_output_int_add): Likewise.
14572 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
14573 untyped_call): Likewise.
14575 2009-04-01 Matt Thomas <matt@3am-software.com>
14577 * config/vax/predicates.md: New file.
14578 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
14579 external_const_operand, nonsymbolic_operand, external_memory_operand,
14580 indirect_memory_operand, indexed_memory_operand,
14581 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
14582 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
14584 * config/vax/constraints.md: New file.
14585 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
14587 * config/vax/builtins.md: New file.
14588 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
14589 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
14591 * config/vax/vax.opt (mqmath): Add option.
14592 * config/vax/vax.md (isfx): Extend with DI.
14593 (VAXintQH, VAXintQHSD): Define.
14594 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
14595 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
14596 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
14597 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
14598 (movdi): Update constraints and use vax_output_int_move().
14599 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
14600 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
14601 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
14602 nonlocal_goto): New.
14603 (mov<mode>): Extend accepted operand types.
14604 (subdi3_old): Rename from subdi3, change update constraints and use
14605 a new implementation.
14606 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
14607 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
14608 MOVE_RATIO, CLEAR_RATIO): Define.
14609 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
14610 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
14611 (PRINT_OPERAND): Redefine using a function instead of inlined code.
14612 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
14613 (split_quadword_operands): Make static and really allow variable
14615 (print_operand_address): Update for PIC generation.
14616 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
14617 indexable_address_p, fixup_mathdi_operand,
14618 vax_expand_addsub_di_operands, adjacent_operands_p): New.
14619 (vax_float_literal, legitimate_constant_p,
14620 indirectable_constant_address_p, index_term_p,
14621 reg_plus_index_p): Return bool instead of int.
14622 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
14624 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
14626 (vax_output_conditional_branch): Indent.
14627 (legitimate_constant_address_p, indirectable_constant_address_p,
14628 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
14629 vax_mode_dependent_address_p): Return bool instead of int, update for
14631 * config/vax/vax-protos.h (legitimate_constant_address_p,
14632 legitimate_constant_p, legitimate_address_p,
14633 vax_mode_dependent_address_p): Change declaration to bool.
14634 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
14635 vax_expand_addsub_di_operands, vax_output_int_subtract,
14636 vax_output_movmemsi): Declare.
14637 (split_quadword_operands, vax_float_literal): Delete declaration.
14638 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
14639 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
14640 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
14641 ASM_OUTPUT_DWARF_PCREL): Define.
14642 (ASM_SPEC): Change definition to allow PIC generation.
14644 2009-04-01 Steve Ellcey <sje@cup.hp.com>
14646 * doc/sourcebuild.texi: Update front-end requirements.
14648 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14651 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
14652 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
14653 (booldi3_internal3): Use boolean_or_operator instead of
14656 2009-04-01 Joseph Myers <joseph@codesourcery.com>
14659 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
14660 declarator whose size is not an integer constant expression but
14661 folds to an integer constant, then treat it as a constant
14664 2009-04-01 Richard Guenther <rguenther@suse.de>
14666 * fold-const.c (fold_plusminus_mult_expr): Do not fold
14667 i * 4 + 2 to (i * 2 + 1) * 2.
14669 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14672 * c-parser.c (c_parser_asm_statement): Skip until close paren and
14673 return if c_parser_asm_string_literal returned NULL.
14675 2009-04-01 Nick Clifton <nickc@redhat.com>
14677 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
14679 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
14680 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
14681 other typedefs to avoid conflicts with libgcc2.c. Define labels
14682 to gain 16-bit bit-manipulation functions from libgcc2.c and then
14684 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
14685 to gain 16-bit trapping arithmetic functions from libgcc2.c and
14688 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
14690 * varasm.c (default_function_rodata_section): Declare DOT as
14693 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
14694 Andrey Galkin <agalkin@hypercom.com>
14697 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
14698 Make object_name unique for each process.
14700 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14703 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
14704 addressable variables in the parallel that could go out of scope while
14705 running queued tasks.
14707 2009-04-01 Anatoly Sokolov <aesok@post.ru>
14709 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
14710 (CASE_VALUES_THRESHOLD): Redefine.
14711 * config/avr/avr.c (avr_override_options): Remove initialization of
14712 avr_case_values_threshold variable.
14713 (avr_case_values_threshold): Remove variable. Add new function.
14714 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
14715 * config/avr/avr.opt (mno-tablejump): Remove option.
14716 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
14718 2009-04-01 DJ Delorie <dj@redhat.com>
14720 * varasm.c (default_function_rodata_section): Don't assume
14721 anything about where the first '.' in the section name is.
14723 2009-04-01 Alan Modra <amodra@bigpond.net.au>
14725 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
14726 rs6000_emit_stack_tie.
14728 2009-03-31 Ian Lance Taylor <iant@google.com>
14730 * tree-eh.c (tree_remove_unreachable_handlers): Compare
14731 gimple_code with GIMPLE_RESX, not RESX.
14733 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14735 * c-common.c (c_get_ident): New.
14736 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
14738 2009-04-01 Ben Elliston <bje@au.ibm.com>
14740 * config/rs6000/sysv4.opt (msdata): Improve option description.
14742 2009-03-31 Steve Ellcey <sje@cup.hp.com>
14744 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
14745 (divdf3_internal_lat): Remove.
14746 (divxf3_internal_lat): Remove.
14747 (divxf3_internal_thr): Remove.
14748 (divxf): Use divxf3_internal.
14749 * config/ia64/div.md (divsf3_internal_lat): New.
14750 (divdf3_internal_lat): New.
14751 (divxf3_internal): New.
14753 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14756 * Makefile.in (USE_GCC_STDINT): Define.
14757 (stmp-int-hdrs): Install stdint.h if applicable.
14758 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
14760 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
14761 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
14762 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14763 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14764 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14765 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14766 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14767 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14768 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14769 (c_common_nodes_and_builtins): Initialize
14770 underlying_wchar_type_node. Do not initialize
14771 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
14772 nodes for new types.
14773 (c_stddef_cpp_builtins): Define macros for new types.
14774 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
14776 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
14777 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
14778 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
14779 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
14780 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
14781 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
14782 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
14783 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
14784 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
14785 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
14786 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
14787 int16_type_node, int32_type_node, int64_type_node,
14788 uint8_type_node, uint16_type_node, c_uint32_type_node,
14789 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
14790 int_least32_type_node, int_least64_type_node,
14791 uint_least8_type_node, uint_least16_type_node,
14792 uint_least32_type_node, uint_least64_type_node,
14793 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
14794 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
14795 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
14796 uintptr_type_node): Define.
14797 * c-cppbuiltin.c (builtin_define_constants,
14798 builtin_define_type_minmax): New.
14799 (builtin_define_stdint_macros): Define more macros.
14800 (c_cpp_builtins): Define more limit macros.
14801 (type_suffix): New.
14802 (builtin_define_type_max): Define in terms of
14803 builtin_define_type_minmax. Remove is_long parameter. All
14805 * config.gcc (use_gcc_stdint): Define.
14806 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
14807 Add newlib-stdint.h for generic targets.
14808 * config/glibc-stdint.h, config/newlib-stdint.h,
14809 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
14810 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
14811 * config/score/score.h (UINTPTR_TYPE): Define.
14812 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14813 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14814 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14815 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14816 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14817 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14818 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14819 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14820 * config/spu/spu.h (STDINT_LONG32): Define.
14821 * configure.ac (use_gcc_stdint): Substitute.
14822 * configure: Regenerate.
14823 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
14824 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
14825 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
14826 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
14827 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
14828 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
14829 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
14830 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
14831 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
14832 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
14833 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
14834 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
14835 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
14836 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
14837 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
14838 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
14839 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
14840 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
14841 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
14842 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
14843 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
14844 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
14845 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14846 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14847 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14848 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14849 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14850 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14851 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
14853 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
14855 * loop-iv.c (suitable_set_for_replacement): Renamed from
14856 simplify_using_assignment; changed to return bool and to accept new
14857 args DEST and SRC. Return true iff we find a source/destination pair
14858 that can be used to make a replacement, and fill SRC and DEST if so.
14859 Remove arg ALTERED. Don't deal with altered regs here. All callers
14861 (simplify_using_initial_values): Deal with altered regs here and track
14862 more precisely the effect they have on the validity of our expression.
14864 * loop-iv.c (simplify_using_condition): A condition of the form
14865 (EQ REG CONST) can be used to simply make a substitution.
14866 (simplify_using_initial_values): Keep track of conditions we have seen
14867 and keep using them to simplify new expressions, while applying the
14868 same substitutions to them as to the expression.
14870 * simplify-rtx.c (simplify_relational_operation_1): Simplify
14871 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
14874 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
14875 changed. Use this when trying to improve the upper bound.
14876 Generate the comparison by using simplify_gen_relational.
14878 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
14880 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
14882 (simplify_using_assignment, simplify_using_initial_values): Call
14883 replace_in_expr to make replacements. Call replace_single_def_regs
14884 once on the initial version of the expression.
14886 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14889 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
14891 2009-03-31 Richard Guenther <rguenther@suse.de>
14893 PR middle-end/31029
14894 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
14895 equality comparisons. Fold C - X CMP X if C % 2 == 1.
14897 2009-03-31 Richard Guenther <rguenther@suse.de>
14899 * tree.h (div_if_zero_remainder): Declare.
14900 * fold-const.c (div_if_zero_remainder): Export.
14901 * tree-ssa-forwprop.c
14902 (forward_propagate_addr_into_variable_array_index): Handle
14903 constant array index addition outside of the variable index.
14905 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14908 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
14909 define_splits, floatunssi<mode>2): Require x87 conversions from
14910 DImode to be permitted.
14912 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14914 PR preprocessor/15638
14915 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
14917 2009-03-31 Richard Guenther <rguenther@suse.de>
14919 PR middle-end/23401
14920 PR middle-end/27810
14921 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
14922 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
14923 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
14924 a separate statement.
14925 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
14926 (lookup_tmp_var): Likewise.
14927 (is_gimple_formal_tmp_or_call_rhs): Remove.
14928 (is_gimple_reg_or_call_rhs): Rename to ...
14929 (is_gimple_reg_rhs_or_call): ... this.
14930 (is_gimple_mem_or_call_rhs): Rename to ...
14931 (is_gimple_mem_rhs_or_call): ... this.
14932 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
14933 DECL_GIMPLE_REG_P only if is_formal is true.
14934 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
14935 for non-proper post-modify expression gimplification.
14936 (gimplify_self_mod_expr): For post-modify expressions gimplify
14937 the lvalue to a minimal lvalue.
14938 (rhs_predicate_for): Remove formal temp case.
14939 (gimplify_modify_expr_rhs): Likewise.
14940 (gimplify_addr_expr): Use is_gimple_reg.
14941 (gimplify_expr): Remove formal temp cases.
14942 (gimple_regimplify_operands): Likewise.
14943 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
14944 and FILTER_EXPR like constants.
14945 * gimple.c (walk_gimple_op): Fix val_only initialization, use
14947 (is_gimple_formal_tmp_rhs): Remove.
14948 (is_gimple_reg_rhs): Remove special casing.
14949 (is_gimple_mem_rhs): Fix.
14950 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
14951 (is_gimple_formal_tmp_var): Remove.
14952 (is_gimple_formal_tmp_reg): Likewise.
14953 (is_gimple_min_lval): Allow invariant component ref parts.
14954 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
14955 is_gimple_formal_tmp_reg): Remove declarations.
14956 * tree-cfg.c (verify_expr): Verify that variables with address
14957 taken do not have DECL_GIMPLE_REG_P set.
14958 * tree-mudflap.c (mf_build_check_statement_for): Use
14959 force_gimple_operand instead of gimplify_expr.
14961 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
14963 * modulo-sched.c (sms_schedule_by_order): Pass the actual
14964 schedulable rows to compute_split_row.
14966 2009-03-31 Ben Elliston <bje@au.ibm.com>
14969 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
14972 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14974 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
14975 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
14976 * configure: Regenerate.
14977 * config.in: Regenerate.
14978 * config/rs6000/rs6000.opt (mtls-markers): Add.
14979 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
14980 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
14981 (tls_ld_aix, tls_ld_sysv): Likewise.
14982 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
14983 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
14985 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14987 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
14989 2009-03-30 Jan Hubicka <jh@suse.cz>
14991 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
14993 (tree_remove_unreachable_handlers): Cleanup EH predecestor
14994 detection and label handling.
14996 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14998 * ira-int.h (ira_allocno): Rename left_conflicts_num to
14999 left_conflicts_size.
15000 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
15001 ALLOCNO_LEFT_CONFLICTS_SIZE.
15003 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
15004 remove_allocno_from_bucket_and_push,
15005 allocno_spill_priority_compare, push_allocnos_to_stack,
15006 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15007 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
15008 (setup_allocno_left_conflicts_num): Ditto. Rename to
15009 setup_allocno_left_conflicts_size.
15010 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15011 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
15012 setup_allocno_left_conflicts_size instead of
15013 setup_allocno_left_conflicts_num.
15015 * ira-build.c (ira_create_allocno): Use
15016 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
15017 ALLOCNO_LEFT_CONFLICTS_NUM.
15019 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15021 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15022 instead of DF_LR_OUT.
15024 * ira-lives.c (process_bb_node_lives): Ditto.
15026 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15027 instead of DF_LR_{OUT,IN}.
15029 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15031 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15033 2009-03-30 Jan Hubicka <jh@suse.cz>
15035 * except.c (label_to_region_map): Fix thinko.
15037 2009-03-30 Steve Ellcey <sje@cup.hp.com>
15039 PR middle-end/38237
15040 * tree.h (tree_find_value): New declaration.
15041 * tree.c (tree_find_value): New function.
15042 * varasm.c (assemble_external): Avoid duplicate entries on lists.
15044 2009-03-30 Jakub Jelinek <jakub@redhat.com>
15047 * c-decl.c (struct c_binding): Add locus field.
15048 (bind): Add locus argument, set locus field from it.
15049 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
15050 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
15051 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
15052 implicitly_declare, undeclared_variable, lookup_label,
15053 declare_label, c_make_fname_decl, c_builtin_function,
15054 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
15057 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
15060 * config/i386/i386.c (classify_argument): Check total size of
15063 2009-03-30 Martin Jambor <mjambor@suse.cz>
15065 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
15066 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
15067 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
15070 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
15071 seen_variable_array_ref while also traversing a union.
15073 * tree-inline.c (optimize_inline_calls): Do not call
15074 cgraph_node_remove_callees.
15075 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
15076 (pass_remove_cgraph_callee_edges): New variable.
15077 * passes.c (init_optimization_passes): Add
15078 pass_remove_cgraph_callee_edges after early inlining and before all
15079 late intraprocedural passes.
15081 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
15083 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15085 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
15086 Fix typos in names.
15088 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15090 * combine.c (simplify_comparison): Use have_insn_for.
15091 * dojump.c (do_jump): Likewise.
15093 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15095 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
15096 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
15097 sparc_compare_op0 like sparc_compare_emitted used to be handled.
15098 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
15099 instead of sparc_compare_emitted.
15100 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
15101 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
15102 instead of sparc_compare_emitted.
15104 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15106 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
15107 enter/exit cfglayout mode.
15108 (pass_partition_block): Require it.
15109 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
15110 (combine_instructions): Track basic blocks instead of labels.
15111 (update_cfg_for_uncondjump): New.
15112 (try_combine): Use it. Update jumps after rescanning.
15113 (pass_combine): Require PROP_cfglayout.
15114 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
15116 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15118 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
15119 Provide/destroy PROP_cfglayout respectively.
15120 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
15121 * tree-pass.h (PROP_cfglayout): New.
15123 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15125 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
15126 fold_convert_const_fixed_from_fixed,
15127 fold_convert_const_fixed_from_int,
15128 fold_convert_const_fixed_from_real, fold_negate_const): Do not
15129 set TREE_CONSTANT_OVERFLOW.
15130 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
15131 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
15133 2009-03-30 Ira Rosen <irar@il.ibm.com>
15135 * tree-vect-loop-manip.c: New file.
15136 * tree-vectorizer.c: Update documentation and included files.
15137 (vect_loop_location): Make extern.
15138 (rename_use_op): Move to tree-vect-loop-manip.c
15139 (rename_variables_in_bb, rename_variables_in_loop,
15140 slpeel_update_phis_for_duplicate_loop,
15141 slpeel_update_phi_nodes_for_guard1,
15142 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
15143 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
15144 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
15145 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
15146 find_loop_location): Likewise.
15147 (new_stmt_vec_info): Move to tree-vect-stmts.c.
15148 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
15149 get_vectype_for_scalar_type, vect_is_simple_use,
15150 supportable_widening_operation, supportable_narrowing_operation):
15152 (bb_in_loop_p): Move to tree-vect-loop.c.
15153 (new_loop_vec_info, destroy_loop_vec_info,
15154 reduction_code_for_scalar_code, report_vect_op,
15155 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
15156 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
15157 (vect_supportable_dr_alignment): Likewise.
15158 * tree-vectorizer.h (tree-data-ref.h): Include.
15159 (vect_loop_location): Declare.
15160 Reorganize function declarations according to the new file structure.
15161 * tree-vect-loop.c: New file.
15162 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
15163 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
15164 * tree-vect-data-refs.c: New file.
15165 * tree-vect-patterns.c (timevar.h): Don't include.
15166 * tree-vect-stmts.c: New file.
15167 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
15168 tree-vect-slp.c, tree-vect-loop.c.
15169 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
15170 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
15171 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
15172 (tree-vect-analyze.o): Remove.
15173 (tree-vect-transform.o): Likewise.
15174 (tree-vect-data-refs.o): Add rule.
15175 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
15176 tree-vect-slp.o): Likewise.
15177 (tree-vect-patterns.o): Remove redundant dependencies.
15178 (tree-vectorizer.o): Likewise.
15179 * tree-vect-slp.c: New file.
15181 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15183 * optc-gen.awk: Warn if an option flag has multiple different
15186 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
15188 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
15189 -floop-block): Document dependences on PPL, CLooG and Graphite.
15191 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15193 PR rtl-optimization/323
15194 * c-common.c (c_fully_fold, convert_and_check,
15195 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
15196 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
15197 * c-common.def (EXCESS_PRECISION_EXPR): New.
15198 * c-cppbuiltin.c (builtin_define_float_constants): Define
15199 constants with enough digits for long double.
15200 * c-lex.c (interpret_float): Interpret constant with excess
15201 precision where appropriate.
15202 * c-opts.c (c_common_post_options): Set
15203 flag_excess_precision_cmdline. Give an error for
15204 -fexcess-precision=standard for C++ for processors where the
15205 option is significant.
15206 * c-parser.c (c_parser_conditional_expression): Handle excess
15207 precision in condition.
15208 * c-typeck.c (convert_arguments): Handle arguments with excess
15210 (build_unary_op): Move excess precision outside operation.
15211 (build_conditional_expr): Likewise.
15212 (build_compound_expr): Likewise.
15213 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
15214 (build_modify_expr): Handle excess precision in RHS.
15215 (convert_for_assignment): Handle excess precision in converted
15217 (digest_init, output_init_element, process_init_element): Handle
15218 excess precision in initializer.
15219 (c_finish_return): Handle excess precision in return value.
15220 (build_binary_op): Handle excess precision in operands and add
15221 excess precision as needed for operation.
15222 * common.opt (-fexcess-precision=): New option.
15223 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
15224 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
15225 For standard excess precision, output explicit conversion to and
15226 truncation from XFmode.
15227 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
15228 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
15229 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
15230 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
15231 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
15232 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
15233 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
15234 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
15235 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
15236 define_splits, sqrt<mode>2): Disable where appropriate for
15237 standard excess precision.
15238 * convert.c (convert_to_real): Do not shorten arithmetic to type
15239 for which excess precision would be used.
15240 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
15241 * doc/invoke.texi (-fexcess-precision=): Document option.
15242 (-mfpmath=): Correct index entry.
15243 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
15244 flag_excess_precision): New.
15245 * langhooks.c (lhd_post_options): Set
15246 flag_excess_precision_cmdline.
15247 * opts.c (common_handle_option): Handle -fexcess-precision=.
15248 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
15249 init_excess_precision): New.
15250 (lang_dependent_init_target): Call init_excess_precision.
15251 * tree.c (excess_precision_type): New.
15252 * tree.h (excess_precision_type): Declare.
15254 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15257 * c-typeck.c (build_component_ref): Do not copy qualifiers from
15258 non-lvalue to component.
15260 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15262 PR preprocessor/34695
15263 * Makefile.in (c-opts.o): Depend on c-tree.h.
15264 * c-common.c: Move down include of diagnostic.h.
15265 (done_lexing, c_cpp_error): New.
15266 * c-common.h (done_lexing): Declare.
15267 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
15269 * c-opts.c: Include c-tree.h.
15270 (c_common_init_options): Set preprocessor error callback.
15271 (c_common_handle_option): Do not set preprocessor
15272 inhibit_warnings, warnings_are_errors, warn_system_headers,
15273 pedantic_errors or inhibit_warnings flags.
15274 (c_common_post_options): Do not check cpp_errors (parse_in).
15275 (c_common_finish): Do not output dependencies if there were
15276 errors. Do not check return value of cpp_finish.
15277 * c-ppoutput.c (pp_file_change): Set input_location.
15278 * c-tree.h (c_cpp_error): Declare.
15279 * diagnostic.c (diagnostic_set_info_translated): Also initialize
15281 (diagnostic_build_prefix): Check override_column.
15282 * diagnostic.h (diagnostic_info): Add override_column field.
15283 (diagnostic_override_column): Define.
15285 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
15287 * c-common.c (c_expand_expr, c_staticp): Remove.
15288 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
15289 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
15290 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
15291 * c-gimplify.c (gimplify_compound_literal_expr,
15292 optimize_compound_literals_in_ctor): Remove.
15293 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
15294 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
15295 * c-semantics.c (emit_local_var): Remove.
15297 * langhooks-def.h (lhd_expand_expr): Remove.
15298 * langhooks.c (lhd_expand_expr): Remove.
15299 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
15301 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
15302 handling from c-semantics.c; don't call into langhook.
15303 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
15304 * gimplify.c (gimplify_compound_literal_expr,
15305 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
15306 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
15307 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
15308 as was done in c-gimplify.c.
15309 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
15310 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
15311 Move from c-common.h.
15312 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
15314 * tree.c (staticp): Do not call langhook.
15315 * langhooks.c (lhd_staticp): Delete.
15316 * langhooks-def.h (lhd_staticp): Delete prototype.
15317 (LANG_HOOKS_STATICP): Delete.
15318 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
15320 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
15321 instead of DECL_STMTs.
15323 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15331 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
15333 (fold_call_expr): Return a NOP_EXPR from folding rather than the
15334 contained expression.
15335 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
15336 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
15337 conditional expressions for C.
15338 (decl_constant_value_for_optimization): Move from
15339 decl_constant_value_for_broken_optimization in c-typeck.c. Check
15340 whether optimizing and that the expression is a VAR_DECL not of
15341 array type instead of doing such checks in the caller. Do not
15342 check pedantic. Call gcc_unreachable for C++.
15343 * c-common.def (C_MAYBE_CONST_EXPR): New.
15344 * c-common.h (c_fully_fold, c_save_expr,
15345 decl_constant_value_for_optimization): New prototypes.
15346 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15347 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15348 EXPR_INT_CONST_OPERANDS): Define.
15349 * c-convert.c (convert): Strip nops from expression.
15350 * c-decl.c (groktypename): Take extra parameters expr and
15351 expr_const_operands. Update call to grokdeclarator.
15352 (start_decl): Update call to grokdeclarator. Add statement for
15353 expressions used in type of decl.
15354 (grokparm): Update call to grokdeclarator.
15355 (push_parm_decl): Update call to grokdeclarator.
15356 (build_compound_literal): Add parameter non_const and build a
15357 C_MAYBE_COSNT_EXPR if applicable.
15358 (grokdeclarator): Take extra parameters expr and
15359 expr_const_operands. Track expressions used in declaration
15360 specifiers and declarators. Fold array sizes and track whether
15361 they are constant expressions and whether they are integer
15362 constant expressions.
15363 (parser_xref_tag): Set expr and expr_const_operands fields in
15365 (grokfield): Update call to grokdeclarator.
15366 (start_function): Update call to grokdeclarator.
15367 (build_null_declspecs): Set expr and expr_const_operands fields in
15369 (declspecs_add_type): Handle expressions in typeof specifiers.
15370 * c-parser.c (c_parser_declspecs): Set expr and
15371 expr_const_operands fields for declaration specifiers.
15372 (c_parser_enum_specifier): Likewise.
15373 (c_parser_struct_or_union_specifier): Likewise.
15374 (c_parser_typeof_specifier): Likewise. Update call to
15375 groktypename. Fold expression as needed. Return expressions with
15376 type instead of adding statements.
15377 (c_parser_attributes): Update calls to c_parser_expr_list.
15378 (c_parser_statement_after_labels): Fold expression before passing
15379 to objc_build_throw_stmt.
15380 (c_parser_condition): Fold expression.
15381 (c_parser_asm_operands): Fold expression.
15382 (c_parser_conditional_expression): Use c_save_expr. Update call
15383 to build_conditional_expr.
15384 (c_parser_alignof_expression): Update call to groktypename.
15385 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
15386 original_code. Fold expression argument of va_arg. Create
15387 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
15388 argument to va_arg. Update calls to groktypename. Fold array
15389 index for offsetof. Verify that first argument to
15390 __builtin_choose_expr has integer type.
15391 (c_parser_postfix_expression_after_paren_type): Update calls to
15392 groktypename and build_compound_literal. Handle expressions with
15393 side effects in type name.
15394 (c_parser_postfix_expression_after_primary): Update call to
15395 c_parser_expr_list. Set original_code for calls to
15396 __builtin_constant_p.
15397 (c_parser_expr_list): Take extra parameter fold_p. Fold
15398 expressions if requested.
15399 (c_parser_objc_type_name): Update call to groktypename.
15400 (c_parser_objc_synchronized_statement): Fold expression.
15401 (c_parser_objc_receiver): Fold expression.
15402 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
15403 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
15404 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
15405 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
15406 (struct c_typespec): Add elements expr and expr_const_operands.
15407 (struct c_declspecs): Add elements expr and expr_const_operands.
15408 (groktypename, build_conditional_expr, build_compound_literal):
15410 (in_late_binary_op): Declare.
15411 * c-typeck.c (note_integer_operands): New function.
15412 (in_late_binary_op): New variable.
15413 (decl_constant_value_for_broken_optimization): Move to c-common.c
15414 and rename to decl_constant_value_for_optimization.
15415 (default_function_array_conversion): Do not strip nops.
15416 (default_conversion): Do not call
15417 decl_constant_value_for_broken_optimization.
15418 (build_array_ref): Do not fold result.
15419 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
15420 result when operand is a VLA.
15421 (c_expr_sizeof_type): Update call to groktypename. Handle
15422 expressions included in type name. Use C_MAYBE_CONST_EXPR for
15423 result when operand names a VLA type.
15424 (build_function_call): Update call to build_compound_literal.
15425 Only fold result for calls to __builtin_* functions. Strip
15426 NOP_EXPR from INTEGER_CST returned from such functions. Fold
15427 the function designator.
15428 (convert_arguments): Fold arguments. Update call to
15429 convert_for_assignment.
15430 (build_unary_op): Handle increment and decrement of
15431 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
15432 decrement earlier. Fold operand of increment and decrement.
15433 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
15434 built for integer operand. Wrap returns that are INTEGER_CSTs
15435 without being integer constant expressions or that have integer
15436 constant operands without being INTEGER_CSTs.
15437 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
15438 (build_conditional_expr): Add operand ifexp_bcp. Track whether
15439 result is an integer constant expression or can be used in
15440 unevaluated parts of one and avoid folding and wrap as
15441 appropriate. Fold operands before possibly doing -Wsign-compare
15443 (build_compound_expr): Wrap result for C99 if operands can be used
15444 in integer constant expressions.
15445 (build_c_cast): Update call to digest_init. Do not ignore
15446 overflow from casting floating-point constants to integers. Wrap
15447 results that could be confused with integer constant expressions,
15448 null pointer constants or floating-point constants.
15449 (c_cast_expr): Update call to groktypename. Handle expressions
15450 included in type name.
15451 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
15452 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
15453 Update calls to convert_for_assignment.
15454 (convert_for_assignment): Take new parameter
15455 null_pointer_constant. Do not strip nops or call
15456 decl_constant_value_for_broken_optimization. Set
15457 in_late_binary_op for conversions to boolean.
15458 (store_init_value): Update call to digest_init.
15459 (digest_init): Take new parameter null_pointer_constant. Do not
15460 call decl_constant_value_for_broken_optimization. pedwarn for
15461 initializers not constant expressions. Update calls to
15462 convert_for_assignment.
15463 (constructor_nonconst): New.
15464 (struct constructor_stack): Add nonconst element.
15465 (really_start_incremental_init, push_init_level, pop_init_level):
15466 Handle constructor_nonconst and nonconst element.
15467 (set_init_index): Call constant_expression_warning for array
15469 (output_init_element): Fold value. Set constructor_nonconst as
15470 applicable. pedwarn for initializers not constant expressions.
15471 Update call to digest_init. Call constant_expression_warning
15472 where constant initializers are required.
15473 (process_init_element): Use c_save_expr.
15474 (c_finish_goto_ptr): Fold expression.
15475 (c_finish_return): Fold return value. Update call to
15476 convert_for_assignment.
15477 (c_start_case): Fold switch expression.
15478 (c_process_expr_stmt): Fold expression.
15479 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
15480 ensure statement expression is not evaluated in constant expression.
15481 (build_binary_op): Track whether results are integer constant
15482 expressions or may occur in such, disable folding and wrap results
15483 as applicable. Fold operands for -Wsign-compare warnings unless
15485 (c_objc_common_truthvalue_conversion): Handle results folded to
15486 integer constants that are not integer constant expressions.
15487 * doc/extend.texi: Document when typeof operands are evaluated,
15488 that condition of __builtin_choose_expr is an integer constant
15489 expression, and more about use of __builtin_constant_p in
15492 2009-03-29 Richard Guenther <rguenther@suse.de>
15494 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
15495 propagate addresses of array references.
15497 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
15499 * regmove.c (perhaps_ends_bb_p): Remove.
15500 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
15501 from INSN and check that the main loop stays within that basic block.
15502 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
15503 (regmove_forward_pass): Split out from regmove_optimize. Use
15504 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
15505 (regmove_backward_pass): Split out from regmove_optimize. Use
15506 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
15507 (regmove_optimize): Simplify.
15509 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15512 * config/i386/i386.c (classify_argument): Ignore flexible array
15513 member in struct and warn ABI change.
15515 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15517 * config/i386/i386-protos.h (ix86_agi_dependent): New.
15519 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
15520 (ix86_adjust_cost): Updated.
15522 2009-03-29 Jan Hubicka <jh@suse.cz>
15524 PR middle-end/28850
15525 * tree-pass.h (pass_cleanup_eh): New function.
15526 (remove_unreachable_regions): Break code handling RTL
15527 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
15528 that can not be reached by runtime.
15529 (can_be_reached_by_runtime): New function.
15530 (label_to_region_map): New function.
15531 (num_eh_regions): New function.
15532 (rtl_remove_unreachable_regions): New function.
15533 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
15534 (remove_eh_region): New function.
15535 * except.h: Include sbitmap and vecprim.
15536 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
15537 num_eh_regions): Declare.
15538 * passes.c (init_optimization_passes): Schedule cleanup_eh.
15539 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
15540 * tree-eh.c (tree_remove_unreachable_handlers): New function.
15541 (tree_empty_eh_handler_p): New function.
15542 (cleanup_empty_eh): New function.
15543 (cleanup_eh): New function.
15544 (pass_cleanup_eh): New function.
15546 2009-03-29 Jan Hubicka <jh@suse.cz>
15548 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
15549 for removed regions.
15551 2009-03-29 Jan Hubicka <jh@suse.cz>
15553 * except.c (dump_eh_tree): Dump all datastructures.
15555 2009-03-29 Jan Hubicka <jh@suse.cz>
15557 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
15558 (duplicate_eh_regions_1): Likewise.
15559 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
15560 vector; call EH verification.
15561 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15562 Be ready for region being removed.
15564 2009-03-29 Jan Hubicka <jh@suse.cz>
15566 * bitmap.c (bitmap_last_set_bit): New function.
15567 * bitmap.h (bitmap_last_set_bit): Declare.
15569 2009-03-29 David Ayers <ayers@fsfe.org>
15572 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
15573 by calling objc_compare_types and surpress warnings about
15574 incompatible C pointers that are compatible ObjC pointers.
15576 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
15578 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
15579 call initialize_inline_failed.
15580 (initialize_inline_failed): Move it from here ...
15581 * cgraph.c (initialize_inline_failed): ... to here.
15582 (cgraph_create_edge): Call initialize_inline_failed rather than
15583 setting inline_failed directly.
15585 2009-03-29 Ben Elliston <bje@au.ibm.com>
15588 * sysv4.opt (msdata): Improve comment.
15589 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
15590 * sysv4.h (SVR4_ASM_SPEC): Likewise.
15592 2009-03-29 Ben Elliston <bje@au.ibm.com>
15595 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
15596 load and store attributes.
15598 2009-03-29 Ben Elliston <bje@au.ibm.com>
15600 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
15601 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
15602 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
15603 * doc/extend.texi (X86 Built-in Functions): Add index entries for
15604 __builtin_infq and __builtin_huge_valq.
15606 2009-03-28 Anatoly Sokolov <aesok@post.ru>
15608 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
15610 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15611 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
15613 2009-03-28 Xinliang David Li <davidxl@google.com>
15615 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
15616 (do_dbg_cnt): New function.
15618 2009-03-28 Jan Hubicka <jh@suse.cz>
15620 Merge from pretty-ipa:
15622 2009-03-27 Jan Hubicka <jh@suse.cz>
15624 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15625 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
15626 * passes.c (function_called_by_processed_nodes_p): New.
15627 * ipa-pure-const.c (check_call): Fix handling of operands.
15628 (analyze_function): Dump debug output for skipped bodies.
15629 (local_pure_const): Use function_called_by_processed_nodes_p.
15630 * dwarf2out.c (reference_to_unused): Use output.
15631 * passes.c (do_per_function_toporder): Likewise.
15633 2008-11-12 Jan Hubicka <jh@suse.cz>
15635 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
15636 * ipa-pure-const.c (funct_state_d): Add can throw field; make
15637 state_set_in_source enum
15638 (check_decl): Ignore memory tags; do not set fake looping flags;
15640 (check_operand, check_tree, check_rhs_var, check_lhs_var,
15641 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
15642 (check_call, analyze_function): Rewrite.
15644 (add_new_function): Update call of analyze_function.
15645 (generate_summary): Add call of analyze_function.
15646 (propagate): Propagate can_throw; handle state_set_in_source correctly.
15647 (local_pure_const): New function.
15648 (pass_local_pure_const): New pass.
15649 * ipa-inline.c (inline_transform): Set after_inlining.
15650 * tree-eh.c (stmt_can_throw_external): New.
15651 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
15652 work with aliasing built.
15653 * tree-flow.h (stmt_can_throw_external): New.
15654 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
15655 and local pure/const pass in early and late optimization queue.
15657 2009-03-28 Martin Jambor <mjambor@suse.cz>
15659 * fold-const.c (get_pointer_modulus_and_residue): New parameter
15661 (fold_binary): Allow function decl aligment consideration is the
15662 second argument is integer constant one.
15663 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
15664 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
15665 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
15667 2009-03-28 Jan Hubicka <jh@suse.cz>
15669 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
15670 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
15671 * function.h (rtl_data): Add nothrow flag.
15672 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
15673 set DECL_NOTHROW for AVAILABLE functions.
15675 2009-03-28 Jakub Jelinek <jakub@redhat.com>
15677 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
15678 following vector keyword has expansion starting with pixel or bool
15679 keyword, expand vector to __vector and pixel or bool to __pixel or
15683 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
15684 warn_if_disallowed_function_p): Removed.
15685 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
15686 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
15687 warning_if_disallowed_function_p.
15688 * flags.h (warn_if_disallowed_function_p,
15689 warn_disallowed_functions): Removed.
15690 * common.opt (Wdisallowed-function-list=): Removed.
15691 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
15693 2009-03-28 Richard Guenther <rguenther@suse.de>
15695 PR tree-optimization/38723
15696 * tree-ssa-pre.c (compute_avail): Add all default definitions to
15699 2009-03-28 Jan Hubicka <jh@suse.cz>
15701 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
15702 test introduced by my previous patch.
15704 2009-03-28 Richard Guenther <rguenther@suse.de>
15706 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
15707 the PHIs value undefined.
15709 2009-03-28 Jan Hubicka <jh@suse.cz>
15711 * tree-pass.h (pass_fixup_cfg): New pass.
15712 * ipa-inline.c (inline_transform): Set
15713 always_inline_functions_inlined/after_inlining.
15714 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
15715 (pass_fixup_cfg): New pass.
15716 * passes.c (init_optimization_passes): Add fixup_cfg.
15718 2009-03-28 Richard Guenther <rguenther@suse.de>
15720 PR tree-optimization/38458
15721 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
15722 argument use the arguments copy-of value.
15724 2009-03-28 Richard Guenther <rguenther@suse.de>
15726 PR tree-optimization/38180
15727 * tree-ssa-ccp.c (get_default_value): Simplify.
15728 (likely_value): Likewise.
15729 (surely_varying_stmt_p): Properly handle VOP case.
15730 (ccp_initialize): Likewise.
15731 (ccp_fold): Handle propagating through *&.
15732 (fold_const_aggregate_ref): Also handle decls.
15734 2009-03-28 Jan Hubicka <jh@suse.cz>
15736 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15737 * cgraph.h (cgraph_node): Likewise.
15738 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
15739 (cgraph_reset_node): Use process flag.
15740 (cgraph_mark_functions_to_output): Likewise.
15741 (cgraph_expand_function): Likewise.
15742 (cgraph_expand_all_functions): Likewise.
15743 (cgraph_output_in_order): Likewise.
15744 * dwarf2out.c (reference_to_unused): Likewise.
15745 * passes.c do_per_function_toporder): Likewise.
15747 2009-03-28 Jan Hubicka <jh@suse.cz>
15749 Bring from lto-branch:
15751 2008-09-03 Doug Kwan <dougkwan@google.com>
15753 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
15754 enums instead of reason strings.
15755 * cgraph.c (cgraph_create_edge): Same.
15756 (cgraph_inline_failed_string): New function.
15757 * cgraph.h (cgraph_inline_failed_t): New enum type.
15758 (cgraph_inline_failed_string): New prototype.
15759 (struct cgraph_edge): Change type of INLINED_FAILED from constant
15760 char pointer to cgraph_inline_failed_t.
15761 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
15762 (cgraph_default_inline_p): Ditto.
15763 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
15764 to cgraph_inline_failed_t pointer.
15765 * cif-code.def: New file.
15766 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
15768 (cgraph_check_inline_limits): Change type of REASON to pointer to
15769 cgraph_inline_failed_t. Replace reason strings with enums.
15770 (cgraph_default_inline_p): Ditto.
15771 (cgraph_recursive_inlining_p): Ditto.
15772 (update_caller_keys): Change type of FAILED_REASON to
15773 cgraph_inline_failed_t.
15774 (cgraph_set_inline_failed): Change type of REASON to pointer to
15775 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
15776 convert enums to strings for text output.
15777 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
15778 to be of type cgraph_inline_failed_t. Replace reason strings with
15779 enums. Call cgraph_inline_failed_string to covert enums
15780 to strings for text output.
15781 (cgraph_decide_inlining): Replace reason strings with enums.
15782 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
15783 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
15785 * tree-inline.c (expand_call_inline): Change type of REASON
15786 to cgraph_inline_failed_t. Replace reason strings with enums.
15787 Call cgraph_inline_failed_string for text output.
15788 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
15791 2009-03-28 Jan Hubicka <jh@suse.cz>
15793 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
15794 cgraph_clone_node): Remove master clone handling.
15795 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15796 * cgraph.h (master_clone): Remove.
15797 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15798 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
15799 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
15801 2009-03-28 Jan Hubicka <jh@suse.cz>
15803 * cgraph.c (cgraph_function_body_availability): Functions declared
15804 inline are always safe to assume that it is not going to be replaced.
15806 2009-03-28 Richard Guenther <rguenther@suse.de>
15808 PR tree-optimization/38513
15809 * tree-ssa-pre.c (eliminate): Remove redundant stores.
15810 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15811 EXC_PTR_EXPR and FILTER_EXPR.
15812 (get_ref_from_reference_ops): Likewise.
15814 2009-03-28 Richard Guenther <rguenther@suse.de>
15816 PR tree-optimization/38968
15817 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
15818 Use FLOOR_MOD_EXPR to compute misalignment.
15820 2009-03-28 Richard Guenther <rguenther@suse.de>
15822 PR tree-optimization/37795
15823 * tree.h (combine_comparisons): Declare.
15824 * fold-const.c (combine_comparisons): Export.
15825 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
15827 (ifcombine_iforif): Use combine_comparisons.
15829 2009-03-28 Jan Hubicka <jh@suse.cz>
15831 * tree-eh.c (inlinable_call_p): New function.
15832 (make_eh_edges): Use it.
15833 (verify_eh_edges): Use it.
15834 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
15835 * except.c (reachable_next_level): Add inlinable_function argument
15836 (sjlj_find_directly_reachable_regions): Update.
15837 (add_reachable_handler): Do not set saw_any_handlers.
15838 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
15839 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15840 Add new inlinable call parameter.
15841 (can_throw_internal, can_throw_external): Update.
15842 * except.h (can_throw_internal_1, can_throw_external_1,
15843 foreach_reachable_handler): Update declaration.
15845 2009-03-28 Joseph Myers <joseph@codesourcery.com>
15847 * config/arm/t-arm-coff, config/h8300/coff.h,
15848 config/i386/i386-aout.h, config/i386/i386-coff.h,
15849 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
15850 config/pdp11/2bsd.h, config/rs6000/aix41.h,
15851 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
15852 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
15853 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
15854 sys-types.h: Remove.
15855 * Makefile.in: Remove protoize and fixproto support and references
15857 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
15858 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
15860 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
15861 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
15862 unprotoize$(exeext).
15863 (rest.encap): Don't depend on $(STMP_FIXPROTO)
15864 (.PHONY): Don't depend on proto.
15865 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
15866 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
15867 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
15868 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
15869 build/gen-protos.o, build/scan.o, xsys-protos.h,
15870 build/fix-header$(build_exeext), build/fix-header.o,
15871 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
15872 stmp-install-fixproto): Remove.
15873 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
15874 SYSCALLS.c or fixproto files.
15875 (install-common): Don't install protoize.
15876 (install-headers-tar, install-headers-cpio, install-headers-cp):
15877 Don't depend on $(STMP_FIXPROTO).
15878 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
15879 install fixproto files or write out fixproto settings.
15880 (uninstall): Don't uninstall protoize.
15881 * config.gcc (use_fixproto): Remove.
15882 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
15883 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
15884 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
15885 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
15886 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
15887 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
15888 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
15889 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
15890 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
15891 * config/t-vxworks (STMP_FIXPROTO): Remove.
15892 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
15893 STMP_FIXPROTO): Remove.
15894 * config.in, configure: Regenerate.
15895 * crtstuff.c (gid_t, uid_t): Don't undefine.
15896 * doc/install.texi: Change m68k-coff to m68k-elf in example.
15897 (arm-*-coff, arm-*-aout: Remove target entries.
15898 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
15899 Remove mention of AIX 4.1.
15900 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
15901 * doc/invoke.texi (Running Protoize): Remove.
15902 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
15903 (Protoize Caveats): Remove.
15904 * tsystem.h: Update comments on headers assumed to exist.
15906 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
15908 * genautomata.c: Add a new year to the copyright. Add a new
15910 (struct insn_reserv_decl): Add comments for member bypass_list.
15911 (find_bypass): Remove.
15912 (insert_bypass): New.
15913 (process_decls): Use insert_bypass.
15914 (output_internal_insn_latency_func): Output all bypasses with the
15915 same input insn in one switch case.
15917 * rtl.def (define_bypass): Describe bypass choice.
15918 * doc/md.texi (define_bypass): Ditto.
15920 2009-03-27 Richard Guenther <rguenther@suse.de>
15922 * gimplify.c (mark_addressable): Export.
15923 * tree-flow.h (mark_addressable): Declare.
15924 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
15925 * tree-ssa.c (verify_phi_args): Verify that address taken
15926 variables have TREE_ADDRESSABLE set.
15928 2009-03-27 Richard Guenther <rguenther@suse.de>
15930 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
15931 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
15932 Do not mark decls TREE_ADDRESSABLE.
15933 (build_fold_addr_expr): Adjust.
15934 (fold_addr_expr): Remove.
15935 (fold_unary): Use build_fold_addr_expr.
15936 (fold_comparison): Likewise.
15937 (split_address_to_core_and_offset): Likewise.
15938 * coverage.c (tree_coverage_counter_addr): Mark the array decl
15940 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
15941 (gimplify_modify_expr_to_memcpy): Mark source and destination
15943 * omp-low.c (create_omp_child_function): Mark the object decl
15945 (lower_rec_input_clauses): Mark the var we take the address of
15947 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
15949 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15951 PR middle-end/39315
15952 * cfgexpand.c (expand_one_stack_var_at): Change alignment
15953 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
15955 2009-03-27 Richard Guenther <rguenther@suse.de>
15957 PR tree-optimization/39120
15958 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
15960 (handle_lhs_call): Process return constraints. Add escape
15961 constraints if necessary.
15962 (handle_const_call): Fill out return constraints. Make nested
15963 case more precise. Avoid consttmp if possible.
15964 (handle_pure_call): Fill out return constraints. Avoid
15965 callused if possible.
15966 (find_func_aliases): Simplify call handling.
15968 2009-03-27 Richard Guenther <rguenther@suse.de>
15970 PR tree-optimization/39120
15971 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
15972 as a representative.
15973 (solve_graph): Do propagate CALLUSED.
15974 (handle_pure_call): Use a scalar constraint from CALLUSED for
15976 (find_what_p_points_to): CALLUSED shall not appear in poins-to
15979 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15982 * c-common.c (handle_aligned_attribute): Properly check alignment
15983 overflow. Use (1U << i) instead of (1 << i).
15985 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
15987 * expr.h (get_mem_align_offset): Updated.
15989 * tree.h (tree_decl_common): Change align to "unsigned int" and
15990 move it before pointer_alias_set.
15992 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15993 Jakub Jelinek <jakub@redhat.com>
15996 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
15997 gr_register_operand with gr_reg_or_0_operand.
15998 (cmpxchg_rel_di): Likewise.
15999 (sync_lock_test_and_set<mode>): Likewise.
16001 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16003 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
16004 (true_regnum): Likewise.
16006 * rtlanal.c (subreg_info): Moved to ...
16007 * rtl.h (subreg_info): Here. New.
16008 (subreg_get_info): New.
16010 * rtlanal.c (subreg_get_info): Make it extern.
16012 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16015 * config/i386/i386.c (ix86_abi): New.
16016 (override_options): Handle -mabi=.
16017 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
16018 (ix86_call_abi_override): Likewise.
16019 (init_cumulative_args): Likewise.
16020 (function_arg_advance): Likewise.
16021 (function_arg_64): Likewise.
16022 (function_arg): Likewise.
16023 (ix86_pass_by_reference): Likewise.
16024 (ix86_function_value_regno_p): Likewise.
16025 (ix86_build_builtin_va_list_abi): Likewise.
16026 (setup_incoming_varargs_64): Likewise.
16027 (is_va_list_char_pointer): Likewise.
16028 (ix86_init_machine_status): Likewise.
16029 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
16030 (ix86_function_type_abi): Return enum calling_abi. Rewrite
16031 for 64bit. Replace DEFAULT_ABI with ix86_abi.
16032 (ix86_function_abi): Make it static and return enum calling_abi.
16033 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
16035 (ix86_fn_abi_va_list): Updated.
16037 * config/i386/i386.h (ix86_abi): New.
16038 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
16039 (CONDITIONAL_REGISTER_USAGE): Likewise.
16040 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
16041 (machine_function): Likewise.
16043 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
16045 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
16046 (STACK_BOUNDARY): Likewise.
16047 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
16049 * config/i386/i386.opt (mabi=): New.
16051 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
16052 return enum calling_abi.
16053 (ix86_function_type_abi): Likewise.
16054 (ix86_function_abi): Removed.
16056 * doc/invoke.texi: Document -mabi= option for x86.
16058 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16060 * builtins.c (real_dconstp): Delete.
16061 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
16063 2009-03-27 Dodji Seketeli <dodji@redhat.com>
16064 Jakub Jelinek <jakub@redhat.com>
16067 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
16068 (gen_subprogram_die): When a function is explicit, generate the
16069 DW_AT_explicit attribute.
16070 * langhooks.h (struct lang_hooks_for_decls): Add
16071 function_decl_explicit_p langhook.
16072 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
16073 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
16075 2009-03-27 Jakub Jelinek <jakub@redhat.com>
16077 * builtins.c (fold_builtin_memory_op): Optimize memmove
16078 into memcpy if we can prove source and destination don't overlap.
16080 * tree-inline.c: Include gt-tree-inline.h.
16081 (clone_fn_id_num): New variable.
16082 (clone_function_name): New function.
16083 (tree_function_versioning): Use it.
16084 * Makefile.in (GTFILES): Add tree-inline.c.
16086 2009-03-27 Mark Mitchell <mark@codesourcery.com>
16088 * BASE-VER: Change to 4.5.0.
16090 2009-03-27 Xinliang David Li <davidxl@google.com>
16092 PR tree-optimization/39557
16093 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
16095 2009-03-27 Xinliang David Li <davidxl@google.com>
16097 PR tree-optimization/39548
16098 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
16101 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16103 * c-common.c (pointer_int_sum): Use %wd on return from
16106 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16108 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
16109 on return from tree_low_cst.
16111 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
16114 * ginclude/stdarg.h (va_copy): Define also for
16115 __GXX_EXPERIMENTAL_CXX0X__.
16117 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16120 * builtins.h (c_strlen): Do not warn here.
16121 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16122 * c-common.c (pointer_int_sum): Take an explicit location.
16123 Warn about offsets out of bounds.
16124 * c-common.h (pointer_int_sum): Adjust declaration.
16126 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16128 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
16131 2009-03-26 Jakub Jelinek <jakub@redhat.com>
16134 * opts.c (warn_if_disallowed_function_p): Don't assume
16135 get_callee_fndecl must return non-NULL.
16137 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
16139 PR rtl-optimization/39522
16140 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
16141 when reg_reloaded_valid is set.
16143 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16145 * config/spu/divv2df3.c: New file.
16146 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
16147 (DPBIT_FUNCS): Filter out _div_df.
16149 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
16151 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
16152 a jump insn, count that jump in the distance to the loop start.
16154 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
16157 * config/sh/sh.c (calc_live_regs): Fix condition for global
16158 registers except PIC_OFFSET_TABLE_REGNUM.
16160 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
16163 * doc/invoke.texi (-mconsole): New.
16165 (-mno-cygwin): New.
16167 (-mnop-fun-dllimport): New.
16171 (sub section "i386 and x86-64 Windows Options"): New.
16173 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
16175 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
16176 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
16178 2009-03-25 Richard Guenther <rguenther@suse.de>
16180 PR middle-end/39497
16181 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
16184 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
16186 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
16187 neither of haifa/selective schedulers are working.
16189 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16191 * doc/invoke.texi (Debugging Options): Fix description of
16192 -fno-merge-debug-strings.
16194 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
16196 * config/cris/libgcc.ver: New version-script.
16197 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
16199 * configure.ac <GAS features, nop mnemonic>: Add pattern
16200 crisv32-*-* for "nop".
16201 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
16202 * configure: Regenerate.
16204 2009-03-24 Ira Rosen <irar@il.ibm.com>
16206 PR tree-optimization/39529
16207 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
16208 mark_sym_for_renaming for the tag copied to the new vector
16211 2009-03-24 Arthur Loiret <aloiret@debian.org>
16213 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
16214 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
16215 EXTRA_SPEC_FUNCTIONS.
16216 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
16217 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
16218 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
16219 -march and -mtune options.
16221 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
16223 * config/m68k/t-rtems: Add m5329 multilib.
16225 2009-03-24 Dodji Seketeli <dodji@redhat.com>
16226 Jakub Jelinek <jakub@redhat.com>
16229 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
16232 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16235 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
16236 instead of c_parser_expression_conv, if original_code isn't one of the
16237 4 allowed comparison codes, fail.
16239 2009-03-23 Richard Guenther <rguenther@suse.de>
16241 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
16242 * tree.h (struct tree_type): Likewise.
16243 * reload.h (struct insn_chain): Likewise.
16244 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
16245 * function.h (struct function): Likewise.
16246 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
16248 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16250 PR tree-optimization/39516
16251 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
16253 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
16255 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
16256 should be set true if BITS_PER_WORD of target is bigger than 32
16258 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
16260 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
16261 Translate -B-options to -rpath-link. Correct existing
16262 rpath-link and conditionalize on !nostdlib.
16264 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16266 * doc/extend.texi (Function Attributes, Variable Attributes):
16268 * doc/invoke.texi (Debugging Options, Optimize Options)
16269 (i386 and x86-64 Options, MCore Options): Likewise.
16271 2009-03-20 Jakub Jelinek <jakub@redhat.com>
16274 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
16275 it for block local namespace aliases.
16276 (gen_decl_die): Pass context_die to gen_namespace_die.
16278 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16281 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
16282 minimum or maximum value.
16284 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
16286 * reginfo.c (globalize_reg): Recompute derived reg sets.
16288 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
16291 * libgcc2.c (mprotect): Do not use signed arguments for
16292 VirtualProtect, use DWORD arguments. Also fix the 'may
16293 be used uninitialized' warning for the np variable.
16295 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16298 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
16299 functions using regparm calling conventions when not optimizing.
16300 (ix86_function_sseregparm): Similarly for sseregparm calling
16303 2009-03-19 Li Feng <nemokingdom@gmail.com>
16305 PR middle-end/39500
16306 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
16307 dependence if the first conflict is after niter iterations.
16309 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
16311 PR middle-end/38609
16312 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
16313 functions with dynamic stack-pointer adjustments.
16315 2009-03-19 Ben Elliston <bje@au.ibm.com>
16317 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
16318 option; change to -msdata=data.
16320 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16322 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
16325 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
16328 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
16330 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
16332 * doc/invoke.texi (Code Gen Options): Expand discussion of
16335 2009-03-18 Jakub Jelinek <jakub@redhat.com>
16337 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
16338 * matrix-reorg.c (struct matrix_info): Likewise.
16339 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
16340 * rtl.h (struct mem_attrs): Likewise.
16341 * df.h (struct df): Likewise.
16342 * tree-data-ref.h (struct data_dependence_relation): Likewise.
16343 * ira-int.h (struct ira_allocno): Likewise.
16344 * df-scan.c (struct df_collection_rec): Likewise.
16345 * ira.c (struct equivalence): Likewise.
16346 * function.c (struct temp_slot): Likewise.
16347 * cfgloop.h (struct loop): Likewise.
16350 * function.c (use_register_for_decl): When not optimizing, disregard
16351 register keyword for variables with types containing methods.
16353 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
16355 PR middle-end/39447
16356 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
16357 (is_simple_operand): Call contains_component_ref_p before calling data
16358 reference analysis that would fail on COMPONENT_REFs.
16360 * tree-vrp.c (search_for_addr_array): Fix formatting.
16362 2009-03-18 Richard Guenther <rguenther@suse.de>
16364 * tree-vect-transform.c (vect_loop_versioning): Fold the
16365 generated comparisons.
16366 * tree-vectorizer.c (set_prologue_iterations): Likewise.
16367 (slpeel_tree_peel_loop_to_edge): Likewise.
16369 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16371 PR middle-end/37805
16372 * opts.c (print_specific_help): In addition to `undocumented',
16373 accept `separate' and `joined' flags if passed alone. Describe
16374 output by the first matched one of those.
16375 (common_handle_option): Skip over empty strings.
16376 * gcc.c (display_help): Fix help string for `--help='.
16377 * doc/invoke.texi (Option Summary, Overall Options): With
16378 `--help=', classes and qualifiers can both be repeated, but
16379 only the latter can be negated. One should not pass only
16380 negated qualifiers. Fix markup and examples.
16383 2008-10-14 Jakub Jelinek <jakub@redhat.com>
16384 PR middle-end/37805
16385 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
16386 and -fhelp=separate.
16388 2009-03-17 Jing Yu <jingyu@google.com>
16390 PR middle-end/39378
16391 * function.h (struct rtl_data): Move is_thunk from here...
16392 (struct function): ...to here.
16393 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
16394 * varasm.c (assemble_start_function): Change is_thunk from crtl to
16396 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
16398 (alpha_does_function_need_gp, alpha_start_function): Likewise.
16399 (alpha_output_function_end_prologue): Likewise.
16400 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
16401 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
16402 (rs6000_output_function_epilogue): Likewise.
16403 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
16405 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
16408 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
16409 from different units in a single alternative.
16410 (*truncdfsf_i387): Ditto.
16411 (*truncxfsf2_mixed): Ditto.
16412 (*truncxfdf2_mixed): Ditto.
16414 2009-03-17 Jakub Jelinek <jakub@redhat.com>
16416 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
16417 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
16420 * tree-ssa-live.c (remove_unused_locals): Don't remove local
16421 unused non-artificial variables when not optimizing.
16424 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
16425 DW_TAG_imported_module even if decl is IMPORTED_DECL with
16426 NAMESPACE_DECL in its DECL_INITIAL.
16428 PR middle-end/39443
16429 * optabs.c (set_user_assembler_libfunc): New function.
16430 * expr.h (set_user_assembler_libfunc): New prototype.
16431 * c-common.c: Include libfuncs.h.
16432 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
16433 for memcmp, memset, memcpy, memmove and abort.
16434 * Makefile.in (c-common.o): Depend on libfuncs.h.
16437 * dwarf2out.c (gen_inlined_enumeration_type_die,
16438 gen_inlined_structure_type_die, gen_inlined_union_type_die,
16439 gen_tagged_type_instantiation_die): Removed.
16440 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
16443 2009-03-17 Janis Johnson <janis187@us.ibm.com>
16446 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
16448 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
16449 (check-parallel-%): Ditto.
16450 (check-consistency): Ditto.
16452 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
16454 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
16455 local variable rhs by NULL_TREE.
16457 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16460 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
16462 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16465 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
16467 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16470 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
16471 for ms->sysv ABI calls only in 64bit mode.
16473 * config/i386/i386.md (untyped_call): Support 32bit.
16475 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
16477 * doc/extend.texi: Replace x86_65 with x86_64.
16479 2009-03-16 Jakub Jelinek <jakub@redhat.com>
16481 PR tree-optimization/39455
16482 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
16483 mismatches for POINTER_TYPE_P (type).
16484 (number_of_iterations_le): Likewise.
16486 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16488 * config/picochip/picochip.c: Removed profiling support.
16489 * config/picochip/picochip.md: Removed profiling instruction.
16490 * config/picochip/picochip.h: Removed profiling builtin.
16492 2009-03-16 Joseph Myers <joseph@codesourcery.com>
16494 * doc/install.texi (--with-host-libstdcxx): Document.
16496 2009-03-14 Anatoly Sokolov <aesok@post.ru>
16499 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
16500 generate a warning if the function name does not begin with
16501 "__vector" and the function has either the 'signal' or 'interrupt'
16502 attribute, from here to ...
16503 (avr_declare_function_name): ...here. New function.
16504 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
16505 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
16507 2009-03-14 Jakub Jelinek <jakub@redhat.com>
16510 * cse.c (fold_rtx): Don't modify original const_arg1 when
16511 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
16512 separate variable instead.
16513 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
16514 from out of range shift counts.
16515 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
16517 2009-03-13 Catherine Moore <clm@codesourcery.com>
16519 * config/i386/x-mingw32 (host-mingw32.o): Replace
16520 diagnostic.h with $(DIAGNOSTIC_H).
16522 2009-03-12 Jakub Jelinek <jakub@redhat.com>
16525 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
16527 * config/i386/sync.md (sync_compare_and_swap<mode>,
16528 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
16529 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
16531 (sync_double_compare_and_swapdi_pic,
16532 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
16533 cmpxchg8b_pic_memory_operand instead of just memory_operand.
16535 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16538 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
16540 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16543 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16544 (avx_addsubv4df3): Likewise.
16545 (*avx_addsubv4sf3): Likewise.
16546 (sse3_addsubv4sf3): Likewise.
16548 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16551 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
16553 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
16556 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
16557 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16558 registers for allocnos created from user-defined variables.
16560 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16563 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
16564 of non-integer mode as well.
16566 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
16568 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
16569 for functions for which the parameter types are unknown.
16571 2009-03-11 Jakub Jelinek <jakub@redhat.com>
16574 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
16575 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
16576 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
16577 * config/i386/i386.c (ix86_local_alignment): For
16578 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
16579 long long variables on the stack to avoid dynamic realignment.
16580 Allow the first argument to be a decl rather than type.
16581 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
16583 2009-03-11 Nick Clifton <nickc@redhat.com>
16586 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
16588 Add description to mno-lsim option.
16589 * config/mcore/mcore.h: Remove comment about deprecated m4align
16591 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
16592 * doc/invoke.texi: Add description of mno-lsim and
16593 mstack-increment options.
16595 * config/fr30/fr30.opt: Document the -mno-lsim option.
16596 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
16597 and -mno-lsim options.
16599 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16601 * fold-const.c (fold_comparison): Only call fold_inf_compare
16602 if the mode supports infinities.
16604 2009-03-11 Jason Merrill <jason@redhat.com>
16607 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
16608 end already did. Notice GIMPLE_CALL modifications of the result.
16609 Don't copy debug information from an ignored decl or a decl from
16612 2009-03-10 Richard Guenther <rguenther@suse.de>
16613 Nathan Froyd <froydnj@codesourcery.com>
16615 PR middle-end/37850
16616 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
16617 (__divMODE3): Likewise.
16619 2009-03-09 Jakub Jelinek <jakub@redhat.com>
16621 PR tree-optimization/39394
16622 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
16623 DECL_SIZE_UNIT of variable length FIELD_DECLs.
16625 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16627 * recog.c (verfiy_changes): Disallow renaming of hard regs in
16628 inline asms for register asm ("") declarations.
16630 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
16632 * fold-const.c (fold_unary): Fix comment.
16634 2009-03-07 Jan Hubicka <jh@suse.cz>
16637 * tree-inline.c (setup_one_parameter): Do replacement of const
16638 argument by constant in SSA form.
16640 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16642 PR middle-end/38028
16643 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
16644 determine alignment passed to assign_stack_local.
16645 (assign_parms_unsplit_complex): Likewise.
16646 * except.c (sjlj_build_landing_pads): Likewise.
16648 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16650 PR middle-end/39360
16651 * tree-flow.h (add_referenced_var): Return bool instead of void.
16652 * tree-dfa.c (add_referenced_var): Return result of
16653 referenced_var_check_and_insert call.
16654 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
16655 of referenced_var_check_and_insert.
16658 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
16659 (gen_variable_die): Emit DW_AT_location on abstract static variable's
16660 DIE, don't emit it if abstract origin already has it.
16661 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
16662 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
16664 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16666 * genpreds.c (needs_variable): Fix parentheses at variable name
16668 (write_tm_constrs_h): Indent generated code.
16670 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16672 * doc/extend.texi (Function Attributes): Add documentation
16673 for isr attributes.
16675 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16678 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
16679 take locus from its DECL_SOURCE_LOCATION instead of input_location.
16681 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16683 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
16686 2009-03-05 Jakub Jelinek <jakub@redhat.com>
16689 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
16690 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
16692 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
16694 * config/i386/i386.md (R8_REG, R9_REG): New constants.
16695 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
16696 constants instead of magic numbers.
16697 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
16699 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
16700 (x86_64_ms_abi_int_parameter_registers): Ditto.
16701 (x86_64_int_return_registers): Ditto.
16702 (ix86_maybe_switch_abi): Ditto.
16703 (ix86_expand_call): Ditto for clobbered_registers array.
16704 (ix86_hard_regno_mode_ok): Ditto.
16705 (x86_extended_QIreg_mentioned_p): Ditto.
16707 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
16709 PR tree-optimization/39349
16710 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
16712 * combine.c (gen_lowpart_for_combine): Use omode when generating
16715 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
16717 PR rtl-optimization/39235
16718 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
16720 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16722 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
16724 2009-03-04 Richard Guenther <rguenther@suse.de>
16726 PR tree-optimization/39362
16727 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
16728 that occur in abnormal PHIs should be varying.
16730 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16732 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
16734 (simple_iv): Take loop as an argument instead of statement.
16735 * tree-scalar-evolution.h (simple_iv): Declaration changed.
16736 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
16738 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
16740 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
16741 * matrix-reorg.c (analyze_transpose): Ditto.
16742 * tree-data-ref.c (dr_analyze_innermost): Ditto.
16743 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
16744 * tree-predcom.c (ref_at_iteration): Ditto.
16745 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
16747 2009-03-04 Richard Guenther <rguenther@suse.de>
16749 PR tree-optimization/39358
16750 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
16751 escaped_id and callused_id.
16752 (solve_graph): Likewise.
16754 2009-03-04 Richard Guenther <rguenther@suse.de>
16756 PR tree-optimization/39339
16757 * tree-sra.c (try_instantiate_multiple_fields): Make it
16758 no longer ICE on the above.
16760 2009-03-03 Joseph Myers <joseph@codesourcery.com>
16762 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
16763 that fits within Pmode.
16765 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16767 PR middle-end/10109
16768 * tm.texi (LIBCALL_VALUE): Update description.
16770 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16772 PR middle-end/34443
16773 * doc/extend.texi (section): Update description.
16775 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
16777 PR middle-end/39345
16778 * tree-inline.c (remapped_type): New.
16779 (can_be_nonlocal): Call remapped_type instead of remap_type.
16781 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16784 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
16785 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
16787 2009-03-03 Richard Guenther <rguenther@suse.de>
16789 PR middle-end/39272
16790 * tree.c (tree_nonartificial_location): New function.
16791 * tree.h (tree_nonartificial_location): Declare.
16792 * builtins.c (expand_builtin_memory_chk): Provide location
16793 of the call location for artificial function pieces.
16794 (maybe_emit_chk_warning): Likewise.
16795 (maybe_emit_sprintf_chk_warning): Likewise.
16796 (maybe_emit_free_warning): Likewise.
16797 * expr.c (expand_expr_real_1): Likewise.
16799 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16801 PR tree-optimization/39343
16802 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
16803 COMPONENT_REF t has ARRAY_TYPE.
16805 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
16807 PR middle-end/39335
16808 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
16809 when the type precision of the induction variable should be
16810 larger than the type precision of nit.
16811 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
16812 * graphite.c (graphite_loop_normal_form): Same.
16813 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
16815 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16817 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
16818 (*call_1_rex64_ms_sysv): Use named constants instead of magic
16819 numbers to describe clobbered registers.
16820 (*call_value_0_rex64_ms_sysv): Ditto.
16821 * config/i386/mmx.md (mmx_emms): Ditto.
16822 (mmx_femms): Ditto.
16824 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
16826 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
16829 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16831 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
16832 (spu_section_type_flags): New function.
16834 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16836 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
16837 reg_class_contents of FLOAT_REGS into a temporary.
16839 2009-03-02 Richard Guenther <rguenther@suse.de>
16840 Ira Rosen <irar@il.ibm.com>
16842 PR tree-optimization/39318
16843 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
16844 information to the vectorized statement.
16846 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
16848 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
16849 variable. Use defined names instead of magic constants for REX SSE
16852 2009-03-01 Richard Guenther <rguenther@suse.de>
16854 PR tree-optimization/39331
16855 * omp-low.c (lower_send_shared_vars): Do not receive new
16856 values for the reference of DECL_BY_REFERENCE parms or results.
16858 2009-03-01 Jan Hubicka <jh@suse.cz>
16861 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
16862 BLOCK_NONLOCALIZED_VAR): New macros.
16863 (tree_block): Add nonlocalized_vars.
16864 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
16865 gen_decl_die): Add origin argument. Allow generation of die with
16866 origin at hand only.
16867 (gen_member_die, gen_type_die_with_usage, force_decl_die,
16868 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
16870 (gen_block_die): Fix checking for unused blocks.
16871 (process_scope_var): Break out from .... ; work with origins only.
16872 (decls_for_scope) ... here; process nonlocalized list.
16873 (dwarf2out_ignore_block): Look for nonlocalized vars.
16874 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
16876 (dump_scope_block): Dump them.
16877 * tree-inline.c (remap_decls): Handle nonlocalized vars.
16878 (remap_block): Likewise.
16879 (can_be_nonlocal): New predicate.
16880 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
16882 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16884 * configure: Regenerate.
16886 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16888 * optc-gen.awk: No need to duplicate option flags twice.
16889 Reuse help texts for duplicate options which do not have any.
16891 * gcc.c (display_help): Document --version.
16893 * gcc.c (main): If print_help_list and verbose_flag, ensure
16894 driver output comes before subprocess output.
16896 * optc-gen.awk: Assign all remaining fields to help string,
16897 space-separated, for multi-line help in *.opt.
16899 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
16900 -Wno-pedantic-ms-format is for MinGW targets only.
16902 * doc/options.texi (Option file format): Fix bad indentation,
16903 restoring dropped sentence.
16905 2009-02-28 Jan Hubicka <jh@suse.cz>
16907 * tree-inline.c (tree_function_versioning): Output debug info.
16909 2009-02-28 Jan Hubicka <jh@suse.cz>
16912 * tree-inline.c (setup_one_parameter): Do not copy propagate
16913 arguments when not optimizing.
16915 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
16918 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16919 (avx_addsubv4df3): Likewise.
16920 (*avx_addsubv4sf3): Likewise.
16921 (sse3_addsubv4sf3): Likewise.
16922 (*avx_addsubv2df3): Likewise.
16923 (sse3_addsubv2df3): Likewise.
16924 (avx_unpckhps256): Correct item selectors.
16925 (avx_unpcklps256): Likewise.
16926 (avx_unpckhpd256): Likewise.
16927 (avx_unpcklpd256): Likewise.
16929 2009-02-28 Jan Hubicka <jh@suse.cz>
16931 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
16933 (copy_arguments_for_versioning): If var is declared don't declare it.
16934 (tree_function_versioning): First setup substitutions and then copy
16937 2009-02-27 Jan Hubicka <jh@suse.cz>
16940 * cgraph.h (varpool_output_debug_info): Remove.
16941 * cgraphunit.c (varpool_output_debug_info): Remove.
16942 * dwarf2out.c (deferred_locations_struct): New struct
16943 (deferred_locations): New type.
16944 (deferred_locations_list): New static var.
16945 (deffer_location): New function.
16946 (gen_variable_die): Use it.
16947 (decls_for_scope): Output info on local static vars.
16948 (dwarf2out_finish): Process deferred locations.
16949 * varpool.c (varpool_output_debug_info): Remove.
16951 2009-02-27 Jan Hubicka <jh@suse.cz>
16954 * tree.h (TREE_PROTECTED): Fix comment.
16955 (BLOCK_HANDLER_BLOCK): Remove.
16956 (struct tree_block): Remove handler_block add body_block.
16957 (inlined_function_outer_scope_p): New.
16958 (is_body_block): Remove.
16959 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
16960 * dwarf2out.c (is_inlined_entry_point): Remove.
16961 (add_high_low_attributes): Use inlined_function_outer_scope_p.
16962 (gen_block_die): Use is_inlined_entry_point check. Remove body block
16964 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
16965 * gimplify.c (gimplify_expr): Gimplify body blocks.
16966 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
16967 block with multiple subblocks.
16968 (dump_scope_block): Prettier output; dump more flags and info.
16969 (dump_scope_blocks): New.
16970 (remove_unused_locals): Use dump_scope_blocks.
16971 * tree-flow.h (dump_scope_blocks): Declare.
16972 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
16973 * stmt.c (is_body_block): Remove.
16974 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
16975 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
16977 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
16979 PR middle-end/39308
16980 * graphite.c (graphite_loop_normal_form): Do not call
16981 number_of_iterations_exit from a gcc_assert.
16983 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16985 * config/s390/s390.c (s390_swap_cmp): Look for conditional
16986 jumps if COND is NULL.
16987 (find_cond_jump): New function.
16988 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
16989 * config/s390/s390.md: Remove z10_cobra attribute value.
16991 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
16993 * config/alpha/alpha.h (alpha_expand_mov): Return false if
16994 force_const_mem returns NULL_RTX.
16996 2009-02-26 Jan Hubicka <jh@suse.cz>
16999 * cgraph.h (varpool_output_debug_info): Remove.
17000 * cgraphunit.c (varpool_output_debug_info): Remove.
17001 * dwarf2out.c (deferred_locations_struct): New struct
17002 (deferred_locations): New type.
17003 (deferred_locations_list): New static var.
17004 (deffer_location): New function.
17005 (gen_variable_die): Use it.
17006 (decls_for_scope): Output info on local static vars.
17007 (dwarf2out_finish): Process deferred locations.
17008 * varpool.c (varpool_output_debug_info): Remove.
17010 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
17012 PR rtl-optimization/39241
17013 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
17014 to subreg_offset_representable_p.
17016 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17018 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
17019 execute function prototype. Get f and nregs from max_reg_num
17020 and get_insns. Remove the first backward pass as it's dead,
17021 guard the forward pass by flag_expensive_optimizations.
17022 (rest_of_handle_regmove): Delete.
17023 (pass_regmove): Replace it with regmove_optimize.
17025 2009-02-25 Martin Jambor <mjambor@suse.cz>
17027 PR tree-optimization/39259
17028 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
17029 calls_alloca function flags.
17030 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
17031 calls are detected.
17033 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17035 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
17036 flags_set_1_rtx, flags_set_1_set): Delete.
17037 (regmove_optimize): Do not call mark_flags_life_zones.
17039 2009-02-24 Julian Brown <julian@codesourcery.com>
17042 * config/arm/arm.c (require_pic_register): Only set
17043 cfun->machine->pic_reg once per function.
17045 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
17047 * doc/invoke.texi (Link Options): Document an easier way to pass
17048 options that take arguments to the GNU linker using -Xlinker and -Wl.
17050 2009-02-24 Steve Ellcey <sje@cup.hp.com>
17053 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
17055 2009-02-24 Richard Guenther <rguenther@suse.de>
17058 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
17060 2009-02-24 Richard Guenther <rguenther@suse.de>
17061 Zdenek Dvorak <ook@ucw.cz>
17063 PR tree-optimization/39233
17064 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
17065 from converting them to a generic type.
17067 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
17069 PR tree-optimization/39260
17070 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
17071 contains a condition with a real type.
17072 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
17074 2009-02-23 Jason Merrill <jason@redhat.com>
17077 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
17078 narrowing_initializer_constant_valid_p.
17079 (narrowing_initializer_constant_valid_p): Don't return
17080 null_pointer_node for adding a pointer to itself.
17082 2009-02-23 Jan Hubicka <jh@suse.cz>
17085 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
17088 2009-02-23 Jan Hubicka <jh@suse.cz>
17090 PR tree-optimization/37709
17091 * tree.c (block_ultimate_origin): Move here from dwarf2out.
17092 * tree.h (block_ultimate_origin): Declare.
17093 * dwarf2out.c (block_ultimate_origin): Move to tree.c
17094 * tree-ssa-live.c (remove_unused_scope_block_p):
17095 Eliminate blocks containig no instructions nor live variables nor
17097 (dump_scope_block): New function.
17098 (remove_unused_locals): Enable removal of dead blocks by default;
17099 enable dumping at TDF_DETAILS.
17101 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17103 * config/i386/i386.c (classify_argument): Don't allow COImode
17105 (function_arg_advance_32): Don't allow OImode.
17106 (function_arg_32): Likewise.
17107 (function_value_32): Likewise.
17108 (return_in_memory_32): Likewise.
17109 (function_arg_64): Remove OImode comment.
17111 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17114 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
17115 ix86_expand_vector_set for V4DImode in 64bit mode only.
17116 (ix86_expand_vector_init_one_var): Likewise.
17118 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
17120 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
17122 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17125 * loop-iv.c: Revert last change.
17126 * emit-rtl.c: Likewise.
17128 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17131 * config/i386/i386.c (type_natural_mode): Remove an extra
17132 space in the warning message.
17133 (function_value_32): Handle 32-byte vector modes.
17134 (return_in_memory_32): Likewise.
17136 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17138 * loop-iv.c (truncate_value): New function.
17139 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
17141 (lowpart_subreg): Move to...
17142 * emit-rtl.c: ...here.
17144 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
17146 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
17147 accidental and undocumented change at revision 140860.
17149 2009-02-21 Joseph Myers <joseph@codesourcery.com>
17151 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
17152 take gimple_seq * arguments.
17153 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
17154 types_compatible_p langhook.
17156 2009-02-20 Mark Mitchell <mark@codesourcery.com>
17157 Joseph Myers <joseph@codesourcery.com>
17159 * config/arm/arm.c (arm_builtin_va_list): New function.
17160 (arm_expand_builtin_va_start): Likewise.
17161 (arm_gimplify_va_arg_expr): Likewise.
17162 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
17163 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
17164 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
17165 (va_list_type): New variable.
17166 (arm_mangle_type): Mangle va_list_type appropriately.
17168 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17170 PR middle-end/39157
17171 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
17172 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
17173 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
17174 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
17175 parameter to 1000 for -O1 by default.
17176 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
17178 * loop-invariant.c: Include params.h.
17179 (move_loop_invariants): Don't call move_single_loop_invariants on
17182 2009-02-20 Jaka Mocnik <jaka@xlab.si>
17184 * calls.c (emit_library_call_value_1): Use slot_offset instead of
17185 offset when calculating bounds for indexing stack_usage_map. Fixes
17186 a buffer overflow with certain target setups.
17188 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17191 * calls.c (expand_call): Clear try_tail_call if caller and callee
17192 disagree in promotion of function return value.
17194 2009-02-19 Jakub Jelinek <jakub@redhat.com>
17197 * c-common.c (c_determine_visibility): If visibility changed and
17198 DECL_RTL has been already set, call make_decl_rtl to update symbol
17201 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
17204 * varasm.c (assemble_variable): Don't check DECL_NAME when
17205 globalizing a variable.
17207 2009-02-19 Joseph Myers <joseph@codesourcery.com>
17210 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
17211 expression before any __builtin_trap call.
17212 * c-typeck.c (build_function_call): Convert and check function
17213 arguments before generating a call to a trap. Evaluate the
17214 function arguments before the trap.
17216 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
17219 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
17220 (UNSPEC_FXAM_MEM): New unspec.
17221 (fxam<mode>2_i387_with_temp): New insn and split pattern.
17222 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
17223 memory using fxam<mode>2_i387_with_temp to remove excess precision.
17225 2009-02-19 Richard Guenther <rguenther@suse.de>
17227 PR tree-optimization/39207
17228 PR tree-optimization/39074
17229 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
17230 storedanything_tree): New.
17231 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
17232 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
17233 (build_succ_graph): Add edges from STOREDANYTHING to all
17235 (init_base_vars): Initialize STOREDANYTHING.
17236 (compute_points_to_sets): Free substitution info after
17237 building the succ graph.
17238 (ipa_pta_execute): Likewise.
17240 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
17242 (do_ds_constraint): Do not add to special var or non-pointer
17244 (type_could_have_pointers): Split out from ...
17245 (could_have_pointers): ... here. For arrays use the element type.
17246 (create_variable_info_for): Initialize may_have_pointers.
17247 (new_var_info): Likewise.
17248 (handle_lhs_call): Make the HEAP variable unknown-sized.
17249 (intra_create_variable_infos): Use a type with pointers for
17250 PARM_NOALIAS, make it unknown-sized.
17252 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
17255 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
17257 2009-02-18 Jason Merrill <jason@redhat.com>
17260 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
17261 value if DECL_EXTERNAL.
17262 * tree-sra.c (sra_walk_gimple_assign): Likewise.
17263 * target.h (gcc_target::binds_local_p): Clarify "module".
17264 * tree.h (TREE_PUBLIC): Clarify "module".
17266 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
17269 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
17270 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
17272 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
17275 * c.opt (Wabi): Support C and ObjC.
17278 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
17280 * config/i386/i386.c (classify_argument): Warn once about the ABI
17281 change when passing union with long double.
17283 * doc/invoke.texi: Update -Wabi for warning psABI changes.
17285 2009-02-18 Joseph Myers <joseph@codesourcery.com>
17288 * c-parser.c (c_parser_compound_statement): Always enter and leave
17291 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17294 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
17296 2009-02-18 Jakub Jelinek <jakub@redhat.com>
17298 PR tree-optimization/36922
17299 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
17300 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
17303 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17305 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
17308 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17310 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
17312 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17314 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
17317 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
17318 Richard Sandiford <rdsandiford@googlemail.com>
17320 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
17321 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
17322 (loongson_biadd): ...this.
17324 2009-02-17 Richard Guenther <rguenther@suse.de>
17326 PR tree-optimization/39202
17327 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
17328 a var make sure to follow existing collapses.
17330 2009-02-17 Richard Guenther <rguenther@suse.de>
17332 PR middle-end/39214
17333 * langhooks.c (lhd_print_error_function): Check for NULL block.
17335 2009-02-17 Richard Guenther <rguenther@suse.de>
17337 PR tree-optimization/39204
17338 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
17341 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
17343 * config/soft-fp/double.h: Update from glibc CVS.
17345 2009-02-17 Richard Guenther <rguenther@suse.de>
17347 PR tree-optimization/39207
17348 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
17349 strict-aliasing warnings for pointers pointing to NULL.
17351 2009-02-16 Joseph Myers <joseph@codesourcery.com>
17354 * c-parser.c (c_parser_braced_init): Call pop_init_level when
17355 skipping until next close brace.
17357 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
17360 * config/i386/i386.c (ix86_expand_push): Set memory alignment
17361 to function argument boundary.
17363 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17365 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
17366 in the lea_add. Reload eventually constraints it properly.
17367 * config/picochip/constraints.md: Remove the target constraint
17368 "b", since it is not needed anymore.
17370 2009-02-16 Jakub Jelinek <jakub@redhat.com>
17372 * gthr-dce.h: Uglify function parameter and local variable names.
17373 * gthr-gnat.h: Likewise.
17374 * gthr-mipssde.h: Likewise.
17375 * gthr-nks.h: Likewise.
17376 * gthr-posix95.h: Likewise.
17377 * gthr-posix.h: Likewise.
17378 * gthr-rtems.h: Likewise.
17379 * gthr-single.h: Likewise.
17380 * gthr-solaris.h: Likewise.
17381 * gthr-tpf.h: Likewise.
17382 * gthr-vxworks.h: Likewise.
17383 * gthr-win32.h: Likewise.
17385 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
17388 * config/i386/i386.md: Restrict the new peephole2 to move
17389 between MMX/SSE registers.
17391 2009-02-15 Richard Guenther <rguenther@suse.de>
17394 2009-02-13 Richard Guenther <rguenther@suse.de>
17396 * configure.ac: Enable LFS.
17397 * configure: Re-generate.
17398 * config.in: Likewise.
17400 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17402 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
17403 spu_srqwbyte, spu_srqwbytebc): Define.
17404 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
17405 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
17406 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
17407 "shrqby_<mode>"): New insn-and-split patterns.
17408 * config/spu/spu.c (expand_builtin_args): Determine and return
17409 number of operands using spu_builtin_description data.
17410 (spu_expand_builtin_1): Use it.
17412 2009-02-13 Steve Ellcey <sje@cup.hp.com>
17415 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
17418 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17421 * config/i386/i386.c (override_options): Correct warning
17422 messages for -malign-loops, -malign-jumps and -malign-functions.
17424 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17427 * config/i386/i386.md: Restrict the new peephole2 to move
17428 between the general purpose registers.
17430 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17433 * config/i386/i386.c (type_natural_mode): Add a new argument.
17434 Return the original mode and warn ABI change if vector size is 32byte.
17435 (function_arg_advance): Updated.
17436 (function_arg): Likewise.
17437 (ix86_function_value): Likewise.
17438 (ix86_return_in_memory): Likewise.
17439 (ix86_sol10_return_in_memory): Likewise.
17440 (ix86_gimplify_va_arg): Likewise.
17441 (function_arg_32): Don't warn ABX ABI change here.
17442 (function_arg_64): Likewise.
17444 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
17446 * loop-iv.c (implies_p): In the final case, test that operands 0
17447 of the two comparisons match.
17449 * config/bfin/bfin.c (find_prev_insn_start): New function.
17450 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
17451 (find_next_insn_start): Move.
17453 2009-02-13 Richard Guenther <rguenther@suse.de>
17455 * configure.ac: Enable LFS.
17456 * configure: Re-generate.
17457 * config.in: Likewise.
17459 2009-02-13 Joseph Myers <joseph@codesourcery.com>
17462 * c-parser.c (c_parser_parms_list_declarator): Discard pending
17463 sizes on syntax error after some arguments have been parsed.
17465 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17467 * doc/invoke.texi (-fira): Remove.
17469 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17471 * caller-save.c: Replace regclass.c with reginfo.c in comments.
17472 * recog.c: Likewise.
17475 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
17477 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
17478 (umul_ppmm): Likewise.
17479 (count_leading_zeros): Likewise.
17480 (count_trailing_zeros): Likewise.
17481 (UMUL_TIME): Likewise.
17483 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17485 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
17486 soft-fp/t-softfp to tmake_file.
17488 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
17489 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
17490 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
17491 IA64_BUILTIN_INFQ]: New.
17492 (ia64_init_builtins): Initialize __builtin_infq,
17493 __builtin_fabsq and __builtin_copysignq if not HPUX.
17494 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
17495 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
17497 * config/ia64/lib1funcs.asm (__divtf3): Define only if
17499 (__fixtfti): Likewise.
17500 (__fixunstfti): Likewise.
17501 (__floattitf): Likewise.
17503 * config/ia64/libgcc-glibc.ver: New.
17504 * config/ia64/t-fprules-softfp: Likewise.
17505 * config/ia64/sfp-machine.h: Likewise.
17507 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
17508 (LIBGCC2_TF_CEXT): Likewise.
17509 (TF_SIZE): Likewise.
17510 (TARGET_INIT_LIBFUNCS): Likewise.
17512 * config/ia64/t-glibc (SHLINB_MAPFILES):
17513 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
17515 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17517 * config/i386/i386.c (construct_container): Rewrite processing
17518 BLKmode with X86_64_SSE_CLASS.
17520 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
17523 * config/i386/i386.md: Replace simplify_replace_rtx with
17524 replace_rtx in the new peephole2.
17526 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
17528 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
17529 loop unrolling do not happen at -O2.
17531 2009-02-12 Michael Matz <matz@suse.de>
17533 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
17535 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17537 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
17540 2009-02-12 Ben Elliston <bje@au.ibm.com>
17542 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
17543 patterns when updating the back chain. Missed in the 2009-02-10
17546 2009-02-11 Janis Johnson <janis187@us.ibm.com>
17548 * doc/extend.texi (Decimal Floating Types): Update identifier of
17549 draft TR and list of missing support.
17551 2009-02-11 Jakub Jelinek <jakub@redhat.com>
17553 PR middle-end/39154
17554 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
17555 bit to variable length decl's flags, add it also to its
17556 pointer replacement variable.
17558 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
17559 Jakub Jelinek <jakub@redhat.com>
17562 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
17563 (memory_blockage): New expander.
17564 (*memory_blockage): New insn pattern.
17565 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
17566 instead of general blockage at the end of function prologue when
17567 frame pointer is used to access red zone area. Do not emit blockage
17568 when profiling, it is emitted in generic code.
17569 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
17570 function epilogue when frame pointer is used to access red zone area.
17572 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
17575 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
17576 by arithmetic with memory operands.
17577 * config/i386/predicates.md (commutative_operator): New.
17579 2009-02-10 Janis Johnson <janis187@us.ibm.com>
17581 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
17584 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
17586 * alias.h (record_alias_subset): Declare.
17587 * alias.c (record_alias_subset): Make global.
17589 2009-02-10 Nick Clifton <nickc@redhat.com>
17591 * tree-parloops.c: Change license to GPLv3.
17592 * ipa-struct-reorg.c: Change license to GPLv3.
17593 * ipa-struct-reorg.h: Change license to GPLv3.
17595 2009-02-10 Steve Ellcey <sje@cup.hp.com>
17598 * c-decl.c (start_struct): Return NULL on error.
17600 2009-02-10 Jakub Jelinek <jakub@redhat.com>
17602 PR middle-end/39124
17603 * cfgloopmanip.c (remove_path): Call remove_bbs after
17604 cancel_loop_tree, not before it.
17607 * function.h (struct function): Add has_local_explicit_reg_vars bit.
17608 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
17609 VAR_DECLs were seen.
17610 * tree-ssa-live.c (remove_unused_locals): Recompute
17611 cfun->has_local_explicit_reg_vars.
17612 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
17613 copies or clearings if cfun->has_local_explicit_reg_vars.
17615 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
17618 * config/i386/i386.c (expand_prologue): Emit blockage at the end
17619 of function prologue when frame pointer is used to access
17622 2009-02-10 Richard Guenther <rguenther@suse.de>
17624 PR middle-end/39127
17625 * gimplify.c (gimple_regimplify_operands): Always look if
17626 we need to create a temporary.
17628 2009-02-10 Richard Guenther <rguenther@suse.de>
17630 PR tree-optimization/39132
17631 * tree-loop-distribution.c (todo): New global var.
17632 (generate_memset_zero): Trigger TODO_rebuild_alias.
17633 (tree_loop_distribution): Return todo.
17635 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
17638 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
17639 (x86_64_reg_class_name): Removed.
17640 (classify_argument): Return 0 if bytes > 32. Return 0 if the
17641 first one isn't X86_64_SSE_CLASS or any other ones aren't
17642 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
17643 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
17644 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
17645 and 3 X86_64_SSEUP_CLASS.
17646 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
17647 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
17649 2009-02-10 Ben Elliston <bje@au.ibm.com>
17651 * config/rs6000/rs6000.md (allocate_stack): Always use an update
17652 form instruction to update the stack back chain word, even if the
17653 user has disabled the generation of update instructions.
17654 (movdi_<mode>_update_stack): New.
17655 (movsi_update_stack): Likewise.
17656 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
17657 always use an update form instruction to update the stack back
17660 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
17662 PR middle-end/38953
17663 * graphite.c (if_region_set_false_region): After moving a region in
17664 the false branch of a condition, remove the empty dummy basic block.
17665 (gloog): Remove wrong fix for PR38953.
17667 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17669 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
17670 generation due to implicit sign extension.
17672 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
17674 PR middle-end/38981
17675 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
17676 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
17678 2009-02-09 Richard Guenther <rguenther@suse.de>
17680 PR middle-end/35202
17681 * convert.c (convert_to_real): Disable (float)fn((double)x)
17682 to fnf(x) conversion if errno differences may occur and
17683 -fmath-errno is set.
17685 2009-02-07 Anatoly Sokolov <aesok@post.ru>
17687 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
17688 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17689 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17691 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17694 * c-common.c (handle_alias_attribute): Disallow attribute for
17695 anything not a FUNCTION_DECL or VAR_DECL.
17697 2009-02-06 Janis Johnson <janis187@us.ibm.com>
17700 * real.c (do_compare): Special-case compare of zero against
17701 decimal float value.
17703 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17706 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
17707 as indicating flexible array members unless the field itself is
17708 being declarared as the incomplete array.
17710 2009-02-06 Jan Hubicka <jh@suse.cz>
17712 PR tree-optimization/38844
17713 * ipa-inline.c (try_inline): Stop inlining recursion when edge
17714 is already inlined.
17716 2009-02-06 Richard Guenther <rguenther@suse.de>
17718 PR middle-end/38977
17719 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
17720 fork because we may expand it as __gcov_fork.
17722 2009-02-06 Nick Clifton <nickc@redhat.com>
17724 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
17726 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
17728 PR tree-optimization/35659
17729 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
17730 vn_phi_eq): Shortcut if hashcode does not match.
17731 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
17733 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
17734 and avoid iterative_hash_expr.
17735 (FOR_EACH_VALUE_ID_IN_SET): New.
17736 (value_id_compare): Remove.
17737 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
17738 sort expressions by value id.
17740 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
17743 * config/sh/predicates.md (general_movsrc_operand): Don't check
17744 the subreg of system registers here.
17746 2009-02-05 Jakub Jelinek <jakub@redhat.com>
17749 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
17750 on the copied decl.
17752 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
17754 PR rtl-optimization/39110
17755 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
17756 addresses, not aligned ones.
17758 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
17759 Richard Guenther <rguenther@suse.de>
17761 PR tree-optimization/39100
17762 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
17763 comment says and add edges.
17765 2009-02-05 Joseph Myers <joseph@codesourcery.com>
17768 * c-common.c (handle_tls_model_attribute): Ignore attribute for
17769 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
17771 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
17773 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
17774 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
17775 register_bb_in_sese, new_sese, free_sese): Moved.
17776 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
17777 outermost_loop_in_scop, build_scop_iteration_domain,
17778 expand_scalar_variables_ssa_name, get_vdef_before_scop,
17779 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
17780 Use loop_in_sese_p instead of loop_in_scop_p.
17781 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
17782 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
17783 (scopdet_basic_block_info): Fix bug in scop detection.
17784 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
17785 eq_loop_to_cloog_loop): Remove.
17786 (nb_loops_around_loop_in_scop, nb_loop
17787 ref_nb_loops): Moved here...
17788 * graphite.h (ref_nb_loops): ... from here.
17789 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
17790 (loop_domain_dim, loop_iteration_vector_dim): Remove.
17791 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
17792 * testsuite/gcc.dg/graphite/scop-19.c: New
17794 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
17795 Hans-Peter Nilsson <hp@axis.com>
17797 PR rtl-optimization/37889
17798 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
17799 Move offset handling from PLUS to before the switch. Use new
17800 arguments when considering SYMBOL_REFs too.
17801 (rtx_addr_can_trap_p): Pass dummy offset and size.
17802 (enum may_trap_p_flags): Remove.
17803 (may_trap_p_1): Pass size from MEM_SIZE.
17805 PR rtl-optimization/38921
17806 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
17807 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
17808 * rtlanal.c (may_trap_after_code_motion_p): Delete.
17809 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
17811 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
17813 AVX Programming Reference (January, 2009)
17814 * config/i386/sse.md (*vpclmulqdq): New.
17816 2009-02-04 Jakub Jelinek <jakub@redhat.com>
17818 PR tree-optimization/38977
17819 PR gcov-profile/38292
17820 * calls.c (special_function_p): Disregard __builtin_ prefix.
17822 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
17824 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
17825 non-indexable addresses even before reload.
17827 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17830 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
17831 as having variable size. Do not give an error for unnamed
17832 parameters with [*] declarators. Give a warning for type names
17833 with [*] declarators and mark them as variable size.
17834 * c-parser.c (c_parser_sizeof_expression): Do not give an error
17835 for sizeof applied to [*] type names.
17837 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17840 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
17842 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17844 * gcc.c (process_command): Update copyright notice dates.
17845 * gcov.c (print_version): Likewise.
17846 * gcov-dump.c (print_version): Likewise.
17847 * mips-tfile.c (main): Likewise.
17848 * mips-tdump.c (main): Likewise.
17850 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17853 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
17854 for composite type involving a zero-length array type.
17856 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17859 * function.c (match_asm_constraints_1): Skip over
17860 initial optional % in the constraint.
17862 PR inline-asm/39059
17863 * c-parser.c (c_parser_postfix_expression): If fixed point is not
17864 supported, don't accept FIXED_CSTs.
17865 * c-decl.c (finish_declspecs): Error if fixed point is not supported
17866 and _Sat is used without _Fract/_Accum. Set specs->type to
17867 integer_type_node for cts_fract/cts_accum if fixed point is not
17870 2009-02-02 Catherine Moore <clm@codesourcery.com>
17872 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
17874 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
17876 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
17877 (ABI_HAS_64BIT_SYMBOLS): Use it.
17878 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
17880 2009-02-02 Paul Brook <paul@codesourcery.com>
17882 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
17884 2009-02-02 Jakub Jelinek <jakub@redhat.com>
17886 PR inline-asm/39058
17887 * recog.h (asm_operand_ok): Add constraints argument.
17888 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
17889 recurse on matching constraint.
17890 (check_asm_operands): Pass constraints as 3rd argument to
17891 asm_operand_ok. Don't look up matching constraint here.
17892 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
17895 2009-02-02 Ben Elliston <bje@au.ibm.com>
17897 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
17898 TARGET_NARROW_VOLATILE_BITFIELD macro names.
17900 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17902 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
17903 information. Remove some obsolete information. Reorganize.
17905 * config/pa/fptr.c: Revert license to GPL 2.
17906 * config/pa/milli64.S: Likewise.
17908 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17911 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
17912 LIBRARY name in, instead of hard-coding it.
17913 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
17914 extra target make frag to tmake_files according to EH model.
17915 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
17916 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
17917 frags that define makefile variable EH_MODEL appropriately.
17918 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
17919 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
17920 to "-sjlj" according to type of EH configured.
17921 (LIBGCC_SONAME): Concatenate it to shared library base name.
17922 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
17923 to "_sjlj" according to type of EH configured.
17924 (LIBGCC_SONAME): Concatenate it to shared library base name.
17925 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
17926 (SHLIB_LINK): Add missing semicolon to if-else construct.
17927 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17928 string value of "pe_dll" command-line option.
17929 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
17930 (SHLIB_SONAME): Use it when overriding t-cygming default.
17931 (SHLIB_IMPLIB): Override t-cygming default.
17932 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17933 string value of "pe_dll" command-line option.
17935 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17938 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
17939 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
17941 2009-01-31 Richard Guenther <rguenther@suse.de>
17943 PR tree-optimization/38937
17944 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
17945 computing the transitive closure.
17947 2009-01-30 Richard Guenther <rguenther@suse.de>
17949 PR tree-optimization/39041
17950 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17951 Propagate variable indices only if the types match for this stmt.
17953 2009-01-30 Jakub Jelinek <jakub@redhat.com>
17956 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
17957 inline but never defined.
17959 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
17961 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
17962 (*insv_h_di_reg_extimm): New insn.
17963 (*insv_l<mode>_reg_extimm): New insn.
17965 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17967 * config/picochip/picochip.c (flag_conserve_stack): set
17968 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
17969 fconserve-stack. Reduce call-overhead used by inliner.
17971 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17974 * common.opt (flag_conserve_stack): Initialised to zero.
17976 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
17979 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
17980 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
17983 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
17985 * ira-color.c (allocno_reload_assign): Update comments.
17986 * regmove.c (regmove_optimize): Likewise.
17990 2009-01-29 Robert Millan <rmh@aybabtu.com>
17992 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
17993 * config/i386/kopensolaris-gnu.h: New file. Undefine
17994 `MD_UNWIND_SUPPORT'.
17995 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
17997 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
17999 PR tree-optimization/39007
18000 * tree-loop-distribution.c (generate_builtin): Use
18001 recompute_dominator to compute the immediate dominator of the
18002 basic block just after the loop.
18004 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18006 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
18007 (ASM_OUTPUT_DWARF_PCREL): Define.
18009 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
18011 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
18012 * doc/passes.texi: Remove entries about regclass, local-alloc, and
18013 global. Modify entries about regmove and IRA.
18015 * ra-conflict.c: Remove the file.
18017 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
18019 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
18020 (pass_regclass_init): Rename to pass_reginfo_init.
18022 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
18024 * toplev.h (flag_ira): Remove.
18026 * caller-save.c (setup_save_areas): Remove flag_ira.
18028 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
18030 * global.c: Remove the file.
18032 * opts.c (decode_options): Remove flag_ira.
18034 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
18036 * regmove.c: Modify file description.
18037 (find_use_as_address, try_auto_increment): Define them only if
18038 AUTO_INC_DEC is defined.
18039 (replacement_quality, replace_in_call_usage, fixup_match_1,
18040 stable_and_no_regs_but_for_p): Remove.
18041 (reg_set_in_bb): Make it static.
18042 (regmove_optimize): Remove flag_ira and code which worked for
18045 * local-alloc.c: Remove the file.
18047 * common.opt (fira): Remove.
18049 * ira.c: Include except.h.
18050 (eliminable_regset): Move from global.c.
18051 (mark_elimination): Ditto. Remove flag_ira.
18052 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
18053 equiv_mem_modified, validate_equiv_mem_from_store,
18054 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
18055 contains_replace_regs, memref_referenced_p, memref_used_between_p,
18056 no_equiv, recorded_label_ref): Move from local-alloc.c.
18057 (update_equiv_regs): Ditto. Make it static.
18058 (print_insn_chain, print_insn_chains): Move it from global.c.
18059 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
18060 (build_insn_chain): Ditto. Make it static.
18061 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
18062 Rename to init_live_subregs.
18063 (gate_ira): Remove flag_ira.
18065 * regclass.c: Rename reginfo.c. Change file description.
18066 (FORBIDDEN_INC_DEC_CLASSES): Remove.
18067 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
18068 (init_reg_sets_1): Remove code for evaluation of
18069 reg_class_superclasses and losing_caller_save_reg_set.
18070 (init_regs): Remove init_reg_autoinc.
18071 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
18072 ok_for_base_p_nonstrict): Remove.
18073 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
18074 (pass_regclass_init): Rename to pass_reginfo_init. Modify
18075 corresponding entries.
18076 (dump_regclass, record_operand_costs, scan_one_insn,
18077 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
18078 record_address_regs, auto_inc_dec_reg_p): Remove.
18079 (gt-regclass.h): Rename to gt-reginfo.h.
18081 * rtl.h (dump_global_regs, retry_global_alloc,
18082 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
18084 * Makefile.in (RA_H): Remove.
18085 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
18086 Rename regclass.o to reginfo.o.
18087 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
18089 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
18090 (GTFILES): Rename regclass.c to reginfo.c.
18092 * passes.c (init_optimization_passes): Remove pass_local_alloc and
18093 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
18095 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18096 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
18098 (finish_spills): Ditto. Remove code for !flag_ira.
18100 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
18102 PR middle-end/35854
18103 * doc/invoke.texi (rtl debug options): Complete rewrite.
18104 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
18106 * mode-switching.c (pass_mode_switching): Rename pass from
18107 "mode-sw" to "mode_sw".
18108 * except.c (pass_convert_to_eh_ranges): Rename pass from
18109 "eh-ranges" to "eh_ranges".
18110 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
18114 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
18115 Alexander Monakov <amonakov@ispras.ru>
18117 PR middle-end/38857
18118 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
18120 (move_exprs_to_boundary): Change return type and pass through
18121 should_move from move_op. Relax assert. Update usage ...
18122 (schedule_expr_on_boundary): ... here. Use should_move instead of
18124 (move_op_orig_expr_found): Indicate that insn was disconnected from
18126 (code_motion_process_successors): Do not call after_merge_succs
18127 callback if original expression was not found when traversing any of
18129 (code_motion_path_driver): Change return type. Update prototype.
18130 (move_op): Update comment. Add a new parameter (should_move). Update
18131 prototype. Set *should_move based on indication provided by
18132 move_op_orig_expr_found.
18134 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
18136 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
18137 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
18138 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
18139 * config/rs6000/rs6000.c (rs6000_override_options): Default
18140 avoid-indexed-addresses on for Power6, off for everything else.
18141 (avoiding_indexed_address_p): New function.
18142 (rs6000_legitimize_address): Use it.
18143 (rs6000_legitimate_address): Likewise.
18144 * config/rs6000/rs6000.md (movXX_updateX): Likewise
18146 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
18148 PR tree-optimization/38997
18149 * tree-loop-distribution.c (generate_memset_zero): Use
18150 POINTER_PLUS_EXPR for a pointer addition.
18152 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
18154 * config/s390/s390.md (bswap<mode>2): New pattern added.
18156 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18158 * config/s390/s390.md (*tls_load_31): Added type attribute.
18160 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18162 * config/s390/s390.md: Fix a few comments.
18164 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18166 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
18167 (*tm<mode>_full): Fixed z10prop attribute.
18168 (*tst<mode>_extimm): Fixed z10prop attribute.
18169 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
18170 (*tstqiCCT_cconly): Fixed z10prop attribute.
18171 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
18172 (*movsi_larl): Fixed z10prop attribute.
18173 (*movsi_zarch): Fixed z10prop attribute.
18174 (*movsi_eas): Fixed z10prop attribute.
18175 (*movhi): Fixed z10prop attribute.
18176 (*movqi): Fixed z10prop attribute.
18177 (*movstrictqi): Fixed z10prop attribute.
18178 (*mov<mode>): Fixed z10prop attribute.
18179 (*movcc): Fixed z10prop attribute.
18180 (*sethighpartdi_64): Fixed z10prop attribute.
18181 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
18182 (*negdi2_sign_cc): Fixed z10prop attribute.
18183 (*negdi2_sign): Fixed z10prop attribute.
18184 (*absdi2_sign_cc): Fixed z10prop attribute.
18185 (*absdi2_sign): Fixed z10prop attribute.
18186 (*negabsdi2_sign_cc): Fixed z10prop attribute.
18187 (*negabsdi2_sign): Fixed z10prop attribute.
18188 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
18189 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
18190 (doloop_si64): Fixed z10prop attribute.
18191 (doloop_si31): Fixed z10prop attribute.
18192 (doloop_long): Fixed z10prop attribute.
18193 (indirect_jump): Fixed z10prop attribute.
18194 (nop): Fixed z10prop attribute.
18195 (main_base_64): Fixed z10prop attribute.
18196 (reload_base_64): Fixed z10prop attribute.
18198 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18200 PR rtl-optimization/38740
18201 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
18203 * config/mips/mips.c (mips_reorg): Likewise.
18205 2009-01-28 Richard Guenther <rguenther@suse.de>
18207 PR tree-optimization/38926
18208 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
18209 with the correct value id to a value.
18210 (do_regular_insertion): Use the value number of edoubleprime
18211 for the value number of the expr.
18214 2008-08-21 Richard Guenther <rguenther@suse.de>
18216 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
18217 a PHI ask VN if it is already available.
18218 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
18219 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
18221 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18223 PR middle-end/38934
18224 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
18225 set to varying whenever max has TREE_OVERFLOW set, similarly
18226 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
18228 2009-01-28 Richard Guenther <rguenther@suse.de>
18230 PR middle-end/38908
18231 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
18232 uninitialized aggregate uses in call arguments.
18234 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
18236 PR tree-optimization/38984
18237 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
18238 the nothing_id variable if -fno-delete-null-pointer-checks.
18240 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
18243 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
18244 (set_got_offset_rex64): Ditto.
18246 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
18249 * doc/extend.texi: Improve local variable with asm reg.
18251 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
18253 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
18254 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
18255 was not supplied then set warn_packed_bitfield_compat to the
18256 default value of 1.
18257 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
18260 2009-01-27 Richard Guenther <rguenther@suse.de>
18262 PR tree-optimization/38503
18263 * cfgexpand.c (expand_gimple_basic_block): Ignore
18264 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
18265 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
18266 variables that cannot have TBAA applied.
18267 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
18270 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
18272 PR middle-end/38969
18273 * calls.c (initialize_argument_information): Do not wrap complex
18274 arguments in SAVE_EXPR.
18276 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
18278 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
18279 (INSTALL_LIBGCC): Revert typo commit.
18281 2009-01-26 Richard Guenther <rguenther@suse.de>
18283 PR tree-optimization/38745
18284 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
18285 from special handling.
18287 2009-01-26 Richard Guenther <rguenther@suse.de>
18289 PR tree-optimization/38745
18290 * tree-ssa.c (execute_update_addresses_taken): Do not include
18291 variables that cannot possibly be a register in not_reg_needs.
18292 Do not clear TREE_ADDRESSABLE on vars that may not become
18294 * tree-ssa.c (update_alias_info_1): Include those in the set
18295 of addressable vars.
18297 2009-01-26 Richard Guenther <rguenther@suse.de>
18299 PR middle-end/38851
18300 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
18301 * tree-ssa-dse.c: Include langhooks.h
18302 (execute_simple_dse): Remove stores with zero size.
18304 2009-01-24 Jakub Jelinek <jakub@redhat.com>
18307 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
18310 2009-01-24 Julian Brown <julian@codesourcery.com>
18312 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
18313 config/arm/linux-atomic.c.
18314 * config/arm/linux-atomic.c: New.
18316 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
18318 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
18319 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
18320 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
18322 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
18325 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
18328 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
18330 PR tree-optimization/38953
18331 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
18332 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
18333 (gloog): Split the exit of the scop when the scop exit is a loop exit.
18334 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
18337 2009-01-24 Paul Brook <paul@codesourcery.com>
18339 * config/arm/neon.md (neon_type): Move to arm.md.
18340 (neon_mov<VSTRUCT>): Add neon_type attribute.
18341 * config/arm/arm.md (neon_type): Move to here.
18342 (conds): Add "unconditioal" and use as default for NEON insns.
18344 2009-01-24 Ben Elliston <bje@au.ibm.com>
18346 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
18347 void *' warning from -Wc++-compat.
18348 * Makefile.in (dominance.o-warn): Remove.
18350 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
18352 PR tree-optimization/38932
18353 * fold-const.c (fold_unary_ignore_overflow): New.
18354 * tree.h (fold_unary_ignore_overflow): Declare.
18355 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
18356 * tree-ssa-sccvn.c (visit_reference_op_load,
18357 simplify_unary_expression): Likewise.
18359 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
18361 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
18362 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
18363 regardless of their type.
18364 * c-common.c (handle_packed_attribute): Don't ignore packed on
18366 * c.opt (Wpacked-bitfield-compat): New warning option.
18367 * stor-layout.c (place_field): Warn if offset of a field changed.
18368 * doc/extend.texi (packed): Mention the ABI change.
18369 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
18370 (Warning Options): Add it to the list.
18372 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
18374 * c-opts.c (c_common_post_options): Fix a typo in comments.
18376 2009-01-22 Steve Ellcey <sje@cup.hp.com>
18378 PR middle-end/38615
18379 * gimplify.c (gimplify_init_constructor): Fix promotion of const
18380 variables to static.
18381 * doc/invoke.texi (-fmerge-all-constants): Update description.
18383 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
18386 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
18387 (*movdi_1_rex64): Use type "mmx" for alternative 5.
18389 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
18391 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
18393 (LOCAL_ALIGNMENT): Similarly.
18395 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18396 Joseph Myers <joseph@codesourcery.com>
18398 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
18399 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
18400 * config/arm/arm-tune.md: Regenerate.
18401 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
18404 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18406 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
18407 version number to five.
18409 2009-01-22 Dodji Seketeli <dodji@redhat.com>
18412 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
18413 * c-common.c (set_underlying_type): Likewise.
18414 (is_typedef_decl ): Likewise
18416 (set_underlying_type): Likewise.
18417 (is_typedef_type): Likewise.
18419 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
18421 PR middle-end/38587
18422 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
18425 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
18428 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
18429 (LIBGCC_SPEC): Don't define.
18430 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
18432 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
18434 PR rtl-optimization/38879
18435 * alias.c (base_alias_check): Unaligned access via AND address can
18436 alias all surrounding object types except those with sizes equal
18437 or wider than the size of unaligned access.
18439 2009-01-21 Dodji Seketeli <dodji@redhat.com>
18442 * c-decl.c (clone_underlying_type): Move this ...
18443 * c-common.c (set_underlying_type): ... here.
18444 Also, make sure the function properly sets TYPE_STUB_DECL() on
18445 the newly created typedef variant type.
18446 (is_typedef_decl ): New entry point.
18447 * tree.h: Added a new member member_types_needing_access_check to
18448 struct tree_decl_non_common.
18449 (set_underlying_type): New entry point.
18450 (is_typedef_type): Likewise.
18452 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
18454 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
18455 Check whether two instructions have memory references that
18456 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
18457 are helper functions for traversing.
18458 * alias.h (insn_alias_sets_confilict_p): New prototypes.
18459 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
18460 not to draw dependency edge for instructions with non-conflicting
18463 2009-01-20 Joseph Myers <joseph@codesourcery.com>
18466 * longlong.h: Update copyright years. Use soft-fp license notice.
18467 Sync __clz_tab declaration with glibc.
18469 2009-01-20 Steve Ellcey <sje@cup.hp.com>
18472 * doc/extend.texi (syscall_linkage): New.
18473 (version_id): Modify.
18475 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
18476 Richard Guenther <rguenther@suse.de>
18478 PR tree-optimization/38747
18479 PR tree-optimization/38748
18480 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
18481 conversion if the base address is an indirect reference and the
18482 aliasing sets could cause issues.
18484 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18486 * common.opt (fgraphite, fgraphite-identity): Add comment for
18487 explaining why these options are not documented.
18489 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18491 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
18492 gimple_call_lhs is NULL.
18494 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
18497 * emit-rtl.c (adjust_address_1): Make sure memref is never
18500 2009-01-20 Ben Elliston <bje@au.ibm.com>
18502 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18503 const qualifier from arg parameter. Remove unnecessary cast to char *.
18504 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18505 const qualifier from arg 2.
18507 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
18509 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
18511 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
18514 * rtl.h (reinit_regs): New prototype.
18515 * regclass.c: Include ira.h.
18516 (reinit_regs): New.
18517 * Makefile.in (regclass.o): Add ira.h.
18518 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
18520 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
18523 * c-common.c (handle_aligned_attribute): Use
18524 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
18525 default alignment value.
18527 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
18529 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
18530 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
18532 * doc/extend.texi: Update __attribute__ ((aligned)). Document
18533 __BIGGEST_ALIGNMENT__.
18535 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
18537 2009-01-18 Richard Guenther <rguenther@suse.de>
18539 PR tree-optimization/38819
18540 * tree-flow.h (operation_could_trap_helper_p): Declare.
18541 * tree-eh.c (operation_could_trap_helper_p): Export.
18542 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
18543 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
18544 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
18545 are about to insert a possibly trapping instruction and fail
18548 2009-01-18 Andreas Schwab <schwab@suse.de>
18550 * doc/install.texi (Configuration): Remove obsolete paragraph
18551 about use of --with-gnu-ld with --with-gnu-as.
18553 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
18555 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
18556 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
18557 Follow spelling conventions.
18559 2009-01-18 Ben Elliston <bje@au.ibm.com>
18561 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
18562 C++ warning about implicit conversion from void * to struct
18564 (bitmap_obstack_free): Likewise for bitmap_element *.
18565 * Makefile.in (bitmap.o-warn): Remove.
18567 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
18569 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
18571 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
18572 Tobias Grosser <tobi.grosser@amd.com>
18574 * graphite.c (graphite_trans_scop_block): Do not block single
18577 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
18579 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
18580 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
18581 test with assertion.
18583 2009-01-16 Richard Guenther <rguenther@suse.de>
18585 PR tree-optimization/38835
18586 PR middle-end/36227
18587 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
18588 and INT + PTR -> (INT)(PTR p+ INT) folding.
18589 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
18591 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
18594 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
18595 the subreg from a lowpart subreg if it is also casting the value.
18597 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18598 Tobias Grosser <tobi.grosser@amd.com>
18600 * graphite.c (compare_prefix_loops): New.
18601 (build_scop_canonical_schedules): Rewritten.
18602 (graphite_transform_loops): Move build_scop_canonical_schedules
18603 after build_scop_iteration_domain.
18605 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18606 Tobias Grosser <tobi.grosser@amd.com>
18608 * graphite.c (add_conditions_to_domain): Add the loops to
18609 the dimension of the iteration domain. Do copy the domain
18610 only when it exists.
18611 (build_scop_conditions_1): Do not call add_conditions_to_domain.
18612 (add_conditions_to_constraints): New.
18613 (can_generate_code_stmt, can_generate_code): Removed.
18614 (gloog): Do not call can_generate_code.
18615 (graphite_transform_loops): Call add_conditions_to_constraints
18616 after building the iteration domain.
18618 2009-01-16 Jakub Jelinek <jakub@redhat.com>
18620 PR tree-optimization/38789
18621 * tree-ssa-threadedge.c
18622 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18623 __builtin_constant_p.
18625 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18627 * dce.c (delete_unmarked_insns): Reversed the order that insns are
18628 examined before deleting them.
18630 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
18632 * function.c (aggregate_value_p): Correctly extract the function
18633 type from CALL_EXPR_FN lookup.
18635 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18637 * config/picochip/picochip.c (picochip_override_options): Revert
18638 CFI asm flag disable commited previously.
18640 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
18641 Tobias Grosser <tobi.grosser@amd.com>
18642 Jan Sjodin <jan.sjodin@amd.com>
18644 * graphite.c (scan_tree_for_params): On substractions negate
18645 all the coefficients of the term.
18646 (clast_to_gcc_expression_red): New. Handle reduction expressions
18647 of more than two operands.
18648 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
18649 (get_vdef_before_scop): Handle also the case of default definitions.
18651 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
18653 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
18654 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
18655 Also use them when walking CALL_INSN_FUNCTION_USAGE.
18657 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
18658 Joey Ye <joey.ye@intel.com>
18660 PR middle-end/37843
18661 * cfgexpand.c (expand_stack_alignment): Don't update stack
18662 boundary nor check incoming stack boundary here.
18663 (gimple_expand_cfg): Update stack boundary and check incoming
18664 stack boundary here.
18666 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18668 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
18670 2009-01-14 Jakub Jelinek <jakub@redhat.com>
18672 PR rtl-optimization/38245
18673 * calls.c (expand_call): Add stack arguments to
18674 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18675 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
18676 in regs and partially in memory or BLKmode arguments.
18677 (emit_library_call_value_1): Add stack arguments to
18678 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18679 ACCUMULATE_OUTGOING_ARGS).
18680 * dce.c: Include tm_p.h.
18681 (find_call_stack_args): New function.
18682 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
18684 (mark_insn): Call find_call_stack_args for CALL_Ps.
18685 (prescan_insns_for_dce): Walk insns backwards in bb rather than
18686 forwards. Allocate and free arg_stores bitmap if needed, pass it
18687 down to deletable_insn_p, don't mark stores set in arg_stores
18688 bitmap, clear the bitmap at the beginning of each bb.
18689 * Makefile.in (dce.o): Depend on $(TM_P_H).
18691 2009-01-14 Michael Meissner <gnu@the-meissners.org>
18694 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
18695 to make sure the insn is a conditional test (bug 22599). Reformat a
18698 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
18700 PR middle-end/38431
18701 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
18702 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
18703 (gloog): Do not call cleanup_tree_cfg.
18704 (graphite_transform_loops): Call cleanup_tree_cfg after all
18705 scops have been code generated.
18707 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
18708 * doc/gty.texi (Invoking the garbage collector): Added new node
18709 and section documenting ggc_collect.
18711 2009-01-14 Richard Guenther <rguenther@suse.de>
18713 PR tree-optimization/38826
18714 PR middle-end/38477
18715 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
18716 initialization notes only if we actually emitted a warning.
18717 (intra_create_variable_infos): Add constraints for a result decl
18718 that is passed by hidden reference.
18719 (build_pred_graph): Mark all related variables non-direct on
18722 2009-01-14 Nick Clifton <nickc@redhat.com>
18724 * ira-conflicts.c: Include addresses.h for the definition of
18726 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
18727 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
18729 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
18732 * Makefile.in (ira-lives.o): Add except.h.
18734 * ira-lives.c: Include except.h.
18735 (process_bb_node_lives): Process can_throw_internal.
18737 2009-01-13 Jakub Jelinek <jakub@redhat.com>
18739 PR rtl-optimization/38774
18740 * combine.c (simplify_set): When undoing cc_use change, don't do
18741 PUT_CODE on the newly created comparison, but instead put back the
18744 2009-01-13 Joseph Myers <joseph@codesourcery.com>
18746 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
18747 values. Remove duplicate arm8 entry.
18749 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18751 PR tree-optimization/38786
18752 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
18753 the SSA_NAME case of expand_scalar_variables_expr.
18754 Set the type of an expression to the type of its assign statement.
18755 (expand_scalar_variables_expr): Also gather the scalar computation
18756 used to index the memory access. Do not pass loop_p.
18757 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
18758 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
18759 the gimple_stmt_iterator where it inserts new code.
18760 Do not pass loop_p.
18761 (copy_bb_and_scalar_dependences): Do not pass loop_p.
18762 (translate_clast): Update call to copy_bb_and_scalar_dependences.
18764 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18766 * graphite.h (debug_value): Removed.
18767 * graphite.c (debug_value): Removed.
18769 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18771 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
18772 ldrd/strd with two 32-bit instructions.
18774 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18776 * config/arm/arm.c (struct processors): Pass for speed down into
18777 cost helper functions.
18778 (const_ok_for_op): Handle COMPARE and inequality nodes.
18779 (arm_rtx_costs_1): Rewrite.
18780 (arm_size_rtx_costs): Update prototype.
18781 (arm_rtx_costs): Pass speed down to helper functions.
18782 (arm_slowmul_rtx_costs): Rework cost calculations.
18783 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
18784 (arm_9e_rtx_costs): Likewise.
18786 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
18788 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
18789 relocations of local symbols wider than UNITS_PER_WORD are not valid.
18790 (alpha_legitimize_address): Do not split local symbols wider than
18791 UNITS_PER_WORD into HIGH/LO_SUM parts.
18793 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
18796 * gcc.c (process_command): Replace call to execvp with calls
18797 to pex_one and exit.
18799 2009-01-03 Anatoly Sokolov <aesok@post.ru>
18802 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
18803 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
18804 variant for devices with 3-byte PC.
18805 (__tablejump_elpm__): New.
18807 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18810 * c-parser.c (c_parser_postfix_expression): Allow `->' in
18811 offsetof member-designator, handle it as `[0].'.
18813 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18815 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
18816 function when not using named sections on targets with named sections
18817 if branch distance is less than 262132.
18819 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
18821 * combine.c (combine_instructions): Recompute
18822 optimize_this_for_speed_p for each BB in the main combine loop.
18824 2009-01-12 Tomas Bily <tbily@suse.cz>
18827 * tree-loop-distribution.c (prop_phis): New function.
18828 (generate_builtin): Call prop_phis.
18829 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
18831 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18833 PR tree-optimization/38807
18834 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
18835 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
18837 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
18839 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
18840 subreg of op0 to the original op0.
18842 2009-01-11 Laurent GUERBY <laurent@guerby.net>
18844 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
18846 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
18849 * mips-tfile.c (parse_def): Fix parsing of def strings
18850 starting with digits.
18852 2009-01-10 Jakub Jelinek <jakub@redhat.com>
18855 * config/arm/arm.c (arm_is_long_call_p): Don't call
18856 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
18858 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
18860 * regrename.c (regrename_optimize): Fix dumping.
18861 (find_oldest_value_reg): Preserve REG_POINTER.
18862 (copy_hardreg_forward_1): Likewise.
18864 2009-01-09 Diego Novillo <dnovillo@google.com>
18866 * gimple.h (struct gimple_statement_base) <uid>: Document
18867 the restrictions on its use.
18868 (gimple_uid): Tidy.
18869 (gimple_set_uid): Tidy.
18871 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18873 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
18874 zero guard even if align_bytes != 0 and count is smaller than
18877 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
18879 PR rtl-optimization/38495
18880 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
18881 (add_range_and_copies_from_move_list): Print all added ranges.
18882 Add ranges to memory optimized destination.
18884 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18888 * config/i386/i386.c (override_options): Reject
18889 -mstringop-strategy=rep_8byte with -m32.
18890 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
18891 to 1. Do count comparison against epilogue_size_needed at compile
18892 time even when count_exp was constant forced into register. For
18893 size_needed don't jump to epilogue, instead just avoid aligning
18894 and invoke the body algorithm. If need_zero_guard, add zero guard
18895 even if count is non-zero, but smaller than size_needed + number of
18896 bytes that could be stored for alignment.
18897 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
18898 to 1. If need_zero_guard, add zero guard even if count is non-zero,
18899 but smaller than size_needed + number of bytes that could be stored
18900 for alignment. Compare size_needed with epilogue_size_needed instead
18901 of desired_align - align, don't adjust size_needed, pass
18902 epilogue_size_needed to the epilogue expanders.
18905 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
18907 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18909 * pa.c (last_address): Change to unsigned.
18910 (update_total_code_bytes): Change argument to unsigned. Don't
18911 check if insn addresses are set.
18912 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
18913 addresses are not set.
18914 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
18916 2009-01-09 Nick Clifton <nickc@redhat.com>
18918 * config/sh/symbian.c: Replace uses of DECL_INLINE with
18919 DECL_DECLARED_INLINE_P.
18921 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18923 PR middle-end/38347
18924 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
18925 GET_MODE (op0) in operand_subword_force calls.
18927 PR middle-end/38771
18928 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
18929 fold_convert arg0 operands to TREE_TYPE (op0) first.
18931 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
18933 * params.def (ira-max-conflict-table-size): Decrease default value
18936 2009-01-08 Jakub Jelinek <jakub@redhat.com>
18938 PR tree-optimization/37031
18939 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
18941 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
18942 allocate it using gc instead of heap, use VEC_quick_push instead of
18944 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
18945 instead of heap, use VEC_quick_push instead of VEC_safe_push.
18946 * tree-data-ref.h (struct access_matrix): Change matrix to gc
18947 allocated vector from heap allocated.
18948 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
18949 * tree-loop-linear.c (linear_transform_loops): Allocate nest
18950 vector only after perfect_loop_nest_depth call.
18952 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
18953 Jan Sjodin <jan.sjodin@amd.com>
18955 PR tree-optimization/38559
18956 * graphite.c (debug_value, copy_constraint,
18957 swap_constraint_variables, scale_constraint_variable, ): New.
18958 (get_lower_bound, get_upper_bound): Removed.
18959 (graphite_trans_bb_strip_mine): Clean up this code that works
18960 only for constant number of iterations. Fully copy upper and
18961 lower bound constraints, not only the constant part of them.
18962 * graphite.h (debug_value): Declared.
18964 2009-01-08 Ira Rosen <irar@il.ibm.com>
18966 PR tree-optimization/37194
18967 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
18968 Don't add the cost of cost model guard in prologue to scalar
18969 outside cost in case of known number of iterations.
18971 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
18972 Alan Modra <amodra@bigpond.net.au>
18974 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
18975 non-word-aligned REG+CONST addressing.
18977 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18980 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
18981 free_after_compilation when outputting a thunk.
18982 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
18983 Do not call free_after_compilation here.
18985 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18987 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
18988 (ix86_valid_target_attribute_inner_p): Ditto.
18990 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
18992 PR tree-optimization/38492
18993 PR tree-optimization/38498
18994 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
18995 * tree-chrec.h (scev_is_linear_expression): Declared.
18996 * graphite.c (graphite_cannot_represent_loop_niter): New.
18997 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
18998 (graphite_loop_normal_form): Use gcc_assert.
18999 (scan_tree_for_params): Use CASE_CONVERT.
19000 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
19001 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
19002 Use gcc_assert. Discard scops that contain unhandled cases.
19003 (build_scop_conditions): Return a boolean status for unhandled cases.
19004 (strip_mine_profitable_p): Print the loop number, not its depth.
19005 (is_interchange_valid): Pass the depth of the loop nest, don't
19006 recompute it wrongly.
19007 (graphite_trans_bb_block): Same.
19008 (graphite_trans_bb_block): Print tentative of loop blocking.
19009 (graphite_trans_scop_block): Do not print that the loop has been
19011 (graphite_transform_loops): Do not handle scops that contain condition
19014 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
19016 AVX Programming Reference (December, 2008)
19017 * config/i386/avxintrin.h (_mm256_stream_si256): New.
19018 (_mm256_stream_pd): Likewise.
19019 (_mm256_stream_ps): Likewise.
19021 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
19022 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
19023 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
19024 (bdesc_special_args): Add __builtin_ia32_movntdq256,
19025 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
19026 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
19027 (ix86_expand_special_args_builtin): Likewise.
19029 * config/i386/sse.md (AVXMODEDI): New.
19030 (avx_movnt<mode>): Likewise.
19031 (avx_movnt<mode>): Likewise.
19032 (<sse>_movnt<mode>): Remove AVX support.
19033 (sse2_movntv2di): Likewise.
19035 2009-01-07 Richard Guenther <rguenther@suse.de>
19037 PR middle-end/38751
19038 * fold-const.c (extract_muldiv): Remove obsolete comment.
19039 (fold_plusminus_mult_expr): Undo MINUS_EXPR
19040 to PLUS_EXPR canonicalization for the canonicalization.
19042 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
19044 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
19045 hosted cross-compilers generating less efficient code.
19047 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19049 * function.h (rtl_data): Add a dbr_scheduled_p field.
19050 * reorg.c (dbr_schedule): Set it.
19051 (gate_handle_delay_slots): Check it.
19052 * config/mips/mips.c (mips_base_delayed_branch): Delete.
19053 (mips_reorg): Check flag_delayed_branch instead of
19054 mips_base_delayed_branch.
19055 (mips_override_options): Don't set mips_base_delayed_branch
19056 or flag_delayed_branch.
19058 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19060 PR rtl-optimization/38426.
19061 * ira.c (ira): Set current_function_is_leaf earlier.
19063 2009-01-06 Jakub Jelinek <jakub@redhat.com>
19065 PR rtl-optimization/38722
19066 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
19067 too early, only set a flag and modify after last possible
19070 2009-01-06 Janis Johnson <janis187@us.ibm.com>
19073 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
19074 * real.c (decimal_single_format): Correct values of emin and emax.
19075 (decimal_double_format): Ditto.
19076 (decimal_quad_format): Ditto.
19077 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
19078 computation of DECnn_MIN and DECnn_MAX for corrected values of
19079 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
19080 __DECnn_MIN__, and adjust its computation for the corrected value
19083 2009-01-06 Jan Hubicka <jh@suse.cz>
19086 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
19088 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
19090 * doc/contrib.texi (Contributors): Slightly adjust the end note.
19091 Add Robert Clark to the list of testers.
19093 2009-01-06 Jan Hubicka <jh@suse.cz>
19094 Kai Tietz <kai.tietz@onevision.com>
19096 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
19097 * config/i386/i386.c (ix86_expand_call): Add clobbers.
19099 2009-01-06 Jan Hubicka <jh@suse.cz>
19100 Kai Tietz <kai.tietz@onevision.com>
19102 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
19104 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
19105 (ix86_nsaved_regs): Count only general purpose regs.
19106 (ix86_nsaved_sseregs): New.
19107 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
19108 to 16 for w64; compute padding and size of sse reg save area.
19109 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
19110 general purpose regs.
19111 (ix86_emit_save_sse_regs_using_mov): New.
19112 (ix86_expand_prologue): Save SSE regs if needed.
19113 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
19114 (ix86_emit_restore_sse_regs_using_mov): New.
19115 (ix86_expand_epilogue): Save SSE regs if needed.
19117 2009-01-06 Jan Hubicka <jh@suse.cz>
19118 Kai Tietz <kai.tietz@onevision.com>
19120 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
19121 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
19122 functions when accumulate outgoing args is off.
19124 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19127 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
19128 before using pseudos_have_intersected_live_ranges_p.
19130 * ira-int.h (ira_assert): Always define.
19132 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19134 AVX Programming Reference (December, 2008)
19135 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
19136 (_mm256_permute2_pd): Likewise.
19137 (_mm_permute2_ps): Likewise.
19138 (_mm256_permute2_ps): Likewise.
19139 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
19140 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
19142 * config/i386/i386.c (ix86_builtins): Remove
19143 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
19144 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
19145 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
19146 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
19147 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
19148 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
19149 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
19150 __builtin_ia32_vpermil2ps256.
19151 (ix86_init_mmx_sse_builtins): Updated.
19152 (ix86_expand_args_builtin): Likewise.
19154 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19156 * pa.c (output_call): Relocate non-jump insns in the delay slot of
19157 long absolute calls when generating PA 2.0 code.
19159 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
19161 PR rtl-optimization/38583
19162 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
19164 * params.def (ira-max-conflict-table-size): New.
19166 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
19168 * ira.h (ira_conflicts_p): New external definition.
19170 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
19171 table. Report this. Return result of building.
19172 (ira_build_conflicts): Use ira_conflicts_p. Check result of
19173 building conflict table.
19175 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
19176 (ira_color): Use ira_conflicts_p.
19178 * global.c: Include ira.h.
19179 (pseudo_for_reload_consideration_p, build_insn_chain): Use
19182 * Makefile.in (global.o): Add ira.h.
19184 * ira-build.c (mark_all_loops_for_removal,
19185 propagate_some_info_from_allocno): New.
19186 (remove_unnecessary_allocnos): Call
19187 propagate_some_info_from_allocno.
19188 (remove_low_level_allocnos): New.
19189 (remove_unnecessary_regions): Add parameter. Call
19190 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
19191 parameter to remove_unnecessary_regions.
19192 (ira_build): Remove all regions but root if the conflict table was
19193 not built. Update conflict hard regs for allocnos crossing calls.
19195 * ira.c (ira_conflicts_p): New global.
19196 (ira): Define and use ira_conflicts_p.
19198 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19199 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
19200 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
19202 2009-01-06 Ben Elliston <bje@au.ibm.com>
19204 * gengtype-lex.l (YY_NO_INPUT): Define.
19206 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19209 * c-common.c (handle_vector_size_attribute): Also reject
19210 BOOLEAN_TYPE types.
19212 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
19214 PR tree-optimization/38492
19215 * graphite.c (rename_map_elt, debug_rename_elt,
19216 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
19217 rename_map_elt_info, eq_rename_map_elts,
19218 get_new_name_from_old_name, bb_in_sese_p): Moved around.
19219 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
19220 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
19221 (sese_build_livein_liveouts): New.
19222 (new_sese, free_sese): New.
19223 (new_scop): Call new_sese.
19224 (free_scop): Call free_sese.
19225 (rename_variables_from_edge, rename_phis_end_scop): Removed.
19226 (register_old_new_names): Renamed register_old_and_new_names.
19227 (register_scop_liveout_renames, add_loop_exit_phis,
19228 insert_loop_close_phis, struct igp,
19229 default_liveout_before_guard, add_guard_exit_phis,
19230 insert_guard_phis, copy_renames): New.
19231 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
19232 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
19233 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
19234 (scop_adjust_phis_for_liveouts): New.
19235 (gloog): Call scop_adjust_phis_for_liveouts.
19237 * graphite.h (struct sese): Documented. Added fields liveout,
19238 num_ver and livein.
19239 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
19240 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
19241 (struct scop): Added field liveout_renames.
19242 (SCOP_LIVEOUT_RENAMES): New.
19244 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19246 PR tree-optimization/38510
19247 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
19248 (translate_clast): Call recompute_all_dominators before
19250 (gloog): Call recompute_all_dominators before graphite_verify.
19252 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19253 Jan Sjodin <jan.sjodin@amd.com>
19255 PR tree-optimization/38500
19256 * graphite.c (create_sese_edges): Call fix_loop_structure after
19259 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19261 * config.gcc: Add m32r*-*-rtems*.
19262 * config/m32r/rtems.h: New file.
19264 2009-01-05 Ben Elliston <bje@au.ibm.com>
19266 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
19267 (.po.pox): Likewise.
19268 (po/gcc.pot): Likewise.
19270 2009-01-04 David S. Miller <davem@davemloft.net>
19272 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
19273 (STARTING_FRAME_OFFSET): Always set to zero.
19275 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19277 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
19278 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
19279 fixed-point types, and vectors of the same.
19281 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19283 * config/mips/sync.md (*mb_barrier): Rename to...
19284 (*memory_barrier): ...this.
19286 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
19288 * doc/extend.texi (Function Attributes): Move @cindex after @item
19289 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
19290 and put in alphabetical order. Fix 'target' name and put in order.
19291 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
19294 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
19296 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
19297 (memory_barrier): Expand as unspec instead of unspec_volatile.
19298 Remove mem:BLK from insn operands. Use Pmode scratch register.
19299 (*memory_barrier): Define as unspec instead of unspec_volatile.
19300 Use (match_dup 0) as input operand.
19302 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
19303 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
19304 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
19305 scratch register. Remove operand 1.
19306 (*stbar): Define as unspec instead of unspec_volatile.
19307 Use (match_dup 0) as input operand, remove (const_int 8).
19308 (*membar): Define as unspec instead of unspec_volatile.
19309 Use (match_dup 0) as input operand, remove input operand 2.
19311 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
19312 (memory_barrier): Expand as unspec instead of unspec_volatile.
19313 Remove mem:BLK from insn operands. Use Pmode scratch register.
19314 (*memory_barrier): Define as unspec instead of unspec_volatile.
19315 Use (match_dup 0) as input operand.
19317 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
19318 Remove mem:BLK from insn operands. Use Pmode scratch register.
19319 Set volatile flag on operand 0.
19320 (*memory_barrier): New insn pattern.
19322 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
19324 (*memory_barrier): Use (match_dup 0) as input operand.
19326 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
19327 Remove mem:BLK from insn operands. Use Pmode scratch register.
19328 Set volatile flag on operand 0.
19329 (*mb_internal): New insn pattern.
19331 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
19333 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19335 PR middle-end/38586
19336 * function.c (struct temp_slot): Move to the section of the file
19337 that deals with temp slots. Remove field 'address'.
19338 (temp_slot_address_table): New hash table of address -> temp slot.
19339 (struct temp_slot_address_entry): New struct, items for the table.
19340 (temp_slot_address_compute_hash, temp_slot_address_hash,
19341 temp_slot_address_eq, insert_temp_slot_address): Support functions
19343 (find_temp_slot_from_address): Rewrite to use the new hash table.
19344 (remove_unused_temp_slot_addresses): Remove addresses of temp
19345 slots that have been made available.
19346 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
19347 worker function for remove_unused_temp_slot_addresses.
19348 (assign_stack_temp_for_type): Don't clear the temp slot address list.
19349 Add the temp slot address to the address -> temp slot map.
19350 (update_temp_slot_address): Update via insert_temp_slot_address.
19351 (free_temp_slots): Call remove_unused_temp_slot_addresses.
19352 (pop_temp_slots): Likewise.
19353 (init_temp_slots): Allocate the address -> temp slot map, or empty
19354 the map if it is already allocated.
19355 (prepare_function_start): Initialize temp slot processing.
19357 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19359 PR middle-end/38584
19360 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
19361 Calculate the size of all stack vars assuming no packing of stack
19362 vars will happen, replacing a quadratic algorithm with a linear one.
19364 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19367 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
19370 2009-01-03 Diego Novillo <dnovillo@google.com>
19372 * doc/contrib.texi: Update contributions.
19374 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19377 * builtins.c (fold_builtin_memory_op): Give up if either operand
19378 is volatile. Set srctype or desttype to non-qualified version
19382 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
19383 and FUNCTION_DECLs.
19385 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
19387 PR rtl-optimization/35805
19388 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
19389 problem if fast dce is able to remove any instructions.
19390 * dce.c (dce_process_block): Fix dump message.
19392 2009-01-02 Mark Mitchell <mark@codesourcery.com>
19395 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
19397 2009-01-02 Jakub Jelinek <jakub@redhat.com>
19399 PR middle-end/38690
19400 * tree-flow.h (op_code_prio, op_prio): New prototypes.
19401 * tree-pretty-print.c (op_code_prio): New function.
19402 (op_prio): No longer static. Use op_code_prio.
19403 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
19404 Use op_prio and op_code_prio to determine if () should be
19405 printed around operand(s) or not.
19407 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
19408 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
19409 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
19410 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
19411 pp_character instead of pp_string for single letter printing.
19413 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
19415 * doc/extend.texi: Fix '#pragma GCC option' typo.
19417 2009-01-02 Richard Guenther <rguenther@suse.de>
19419 * doc/install.texi (--enable-checking): Mention different
19420 default for stage1.
19421 (--enable-stage1-checking): Document.
19423 2009-01-01 Andrew Pinski <pinskia@gmail.com>
19425 PR middle-end/30142
19426 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
19427 case to be an error.
19429 2009-01-02 Ben Elliston <bje@au.ibm.com>
19431 * config/fp-bit.h (pack_d): Constify argument.
19432 * config/fp-bit.c (makenan): Constify return type. Remove casts.
19433 (isnan): Constify argument.
19435 (iszero): Likewise.
19436 (pack_d): Likewise.
19437 (_fpadd_parts): Constify return type.
19438 (_fpmul_parts): Likewise.
19439 (_fpdiv_parts): Likewise.
19441 2009-01-01 Jakub Jelinek <jakub@redhat.com>
19444 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
19445 warn about overwriting initializer with side-effects or
19446 -Woverride-init if !IMPLICIT.
19447 (output_init_element): Likewise. Pass IMPLICIT down to
19449 (process_init_element): Add IMPLICIT argument. Pass it down
19450 to output_init_element.
19451 (push_init_element, pop_init_level, set_designator): Adjust
19452 process_init_element callers.
19453 (set_nonincremental_init, set_nonincremental_init_from_string):
19454 Adjust add_pending_init callers.
19455 (output_pending_init_elements): Adjust output_init_element callers.
19456 * c-tree.h (process_init_element): Adjust prototype.
19457 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
19458 process_init_element callers.
19461 Copyright (C) 2009 Free Software Foundation, Inc.
19463 Copying and distribution of this file, with or without modification,
19464 are permitted in any medium without royalty provided the copyright
19465 notice and this notice are preserved.