1 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
4 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
5 to DImode when generating insq_le insn.
7 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
10 New macro set for VMS_DEBUGGGING_INFO.
11 (AT_string_form): Use it.
13 2009-07-28 DJ Delorie <dj@redhat.com>
15 * config/mep/mep.c (vtext_section): New.
16 (vftext_section): New.
18 (mep_select_section): Add support for functions.
19 (mep_unique_section): Likewise.
20 (mep_asm_init_sections): Likewise.
21 (mep_encode_section_info): Remove it from here.
23 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
25 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
27 * tree.h (TREE_DEPRECATED): Document it is used for types too.
28 (TYPE_VECTOR_OPAQUE): Use default_def_flag
30 2009-07-28 Douglas B Rupp <rupp@gnat.com>
32 * dwarf2out.c (output_file_names): Test new macro
33 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
34 (add_comp_dir_attribute): Likewise.
36 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
38 * config/i386/mingw-w64.h (LINK_SPEC): Add
39 separating space between commands.
41 2009-07-28 Jan Hubicka <jh@suse.cz>
43 PR tree-optimization/40759
44 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
47 2009-07-27 DJ Delorie <dj@redhat.com>
49 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
50 types are dword-aligned.
51 (mep_expand_va_start): Likewise.
53 2009-07-27 Olivier Hainque <hainque@adacore.com>
54 Douglas B Rupp <rupp@gnat.com>
56 * convert.c (convert_to_pointer): Don't assume the target
57 pointer type is POINTER_SIZE long. Fetch its precision instead.
59 2009-07-27 Douglas B Rupp <rupp@gnat.com>
61 * system.h (fopen): Undefine if macro.
63 2009-07-27 Jakub Jelinek <jakub@redhat.com>
65 * dwarf2out.c (output_cfi_p): Removed.
66 (output_cfis): New function.
67 (output_fde): New function, split from output_call_frame_info.
68 (output_call_frame_info): Use it.
69 (dwarf2out_switch_text_section): Use output_cfis.
71 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
73 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
74 TARGET_BI_ARCH is specified without enabling SJLJ.
75 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
76 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
78 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
80 * arm.md (negdi2): Use DImode if forcing a value into a register.
82 2009-07-26 Ira Rosen <irar@il.ibm.com>
84 PR tree-optimization/40801
85 * tree-vect-stmts.c (vectorizable_call): Get previous copy
86 of vector operand from the previous copy of vector statement.
87 Pass the correct definition type value to
88 vect_get_vec_def_for_stmt_copy().
90 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
92 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
93 const char ** conversion.
95 2009-07-25 David Daney <ddaney@caviumnetworks.com>
97 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
98 fancy_abort() if !ENABLE_ASSERT_CHECKING.
99 (gcc_unreachable): Invoke __builtin_unreachable() if
100 !ENABLE_ASSERT_CHECKING.
102 2009-07-25 David Daney <ddaney@caviumnetworks.com>
104 PR rtl-optimization/40445
105 * emit-rtl.c (next_nonnote_insn_bb): New function.
106 * rtl.h (next_nonnote_insn_bb): Declare new function.
107 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
108 with no successors that is the successor of the ENTRY_BLOCK.
109 Continue from the top after removing an empty fallthrough block.
110 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
111 of next_nonnote_insn.
113 2009-07-25 David Daney <ddaney@caviumnetworks.com>
115 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
117 2009-07-25 Martin Jambor <mjambor@suse.cz>
119 * c-common.c (c_common_attribute_table): New element for noclone.
120 (handle_noclone_attribute): New function. Forward-declare.
121 * tree-inline.c (tree_versionable_function_p): Check for noclone
123 * doc/extend.texi (Labels as Values): Document need for noclone.
124 (Function Attributes): Document noclone attribute.
126 2009-07-25 Jakub Jelinek <jakub@redhat.com>
128 PR rtl-optimization/34999
129 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
130 and dw_fde_switched_cold_to_hot fields.
131 (output_cfi_p): New function.
132 (output_call_frame_info): If fde->dw_fde_switched_sections,
133 output 2 FDEs instead of one with corrupted header.
134 (dwarf2out_do_cfi_startproc): New function.
135 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
136 and fde->dw_fde_switched_cold_to_hot.
137 (dwarf2out_switch_text_section): Compute
138 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
139 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
140 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
141 Otherwise, compute fde->dw_fde_switch_cfi.
143 2009-07-24 Cary Coutant <ccoutant@google.com>
145 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
147 2009-07-24 Cary Coutant <ccoutant@google.com>
149 * cfghooks.c (split_block): Copy discriminator to new block.
150 * tree-cfg.c (assign_discriminator): Check location of last
151 instruction in block as well as first.
153 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
155 * config/i386/linux.c: Use fputs or putc instead of fprintf
157 * config/i386/gas.h: Ditto.
158 * config/i386/x86-64.h: Ditto.
159 * config/i386/att.h: Ditto.
161 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
163 * expmed.c (emit_store_flag): Use a recursive call to optimize the
166 2009-07-24 Martin Jambor <mjambor@suse.cz>
168 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
169 (ipa_push_func_to_list_1): Declare.
170 (ipa_push_func_to_list): New function.
172 * ipa-prop.c (ipa_push_func_to_list_1): New function.
173 (ipa_init_func_list): Call ipa_push_func_to_list_1.
174 (ipa_push_func_to_list): Removed.
175 (ipa_pop_func_from_list): Clear node_enqueued flag.
177 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
179 * config/s390/s390.c (override_options): Default
180 max-unrolled-insns to 100 for z10 tuning.
182 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
184 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
185 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
186 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
187 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
188 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
189 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
190 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
192 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
194 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
195 use default set in mingw32.h header.
196 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
197 64-bit /mingw/include path.
198 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
201 2009-07-23 Neil Vachharajani <nvachhar@google.com>
203 PR rtl-optimization/40209
204 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
206 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
208 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
209 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
210 with the rest of string where appropriate. Use fputs or putc
211 instead of fprintf where appropriate.
213 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
214 Pat Haugen <pthaugen@us.ibm.com>
215 Revital Eres <ERES@il.ibm.com>
217 * config/rs6000/vector.md: New file. Move most of the vector
218 expander support here from altivec.md to allow for the VSX vector
219 unit in the future. Add support for secondary_reload patterns.
220 Rewrite the patterns for vector comparison, and vector comparison
221 predicate instructions so that the RTL expresses the desired
222 behavior, instead of using unspec.
224 * config/rs6000/constraints.md ("f" constraint): Use
225 rs6000_constraints to hold the precalculated register class.
226 ("d" constraint): Ditto.
227 ("wd" constraint): New constraint for VSX.
228 ("wf" constraint): Ditto.
229 ("ws" constraint): Ditto.
230 ("wa" constraint): Ditto.
231 ("wZ" constraint): Ditto.
232 ("j" constraint): Ditto.
234 * config/rs6000/predicates.md (vsx_register_operand): New
236 (vfloat_operand): New predicate for vector.md.
237 (vint_operand): Ditto.
238 (vlogical_operand): Ditto.
239 (easy_fp_constant): If VSX, 0.0 is an easy constant.
240 (easy_vector_constant): Add VSX support.
241 (altivec_indexed_or_indirect_operand): New predicate for
242 recognizing Altivec style memory references with AND -16.
244 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
245 for vector secondary reload support.
246 (rs6000_vector_reg_class): Delete, replacing it with
248 (rs6000_vsx_reg_class): Ditto.
249 (rs6000_constraints): New array to hold the register classes of
250 each of the register constraints that can vary at runtime.
251 (builtin_mode_to_type): New static array for builtin function type
253 (builtin_hash_table): New static hash table for builtin function
255 (TARGET_SECONDARY_RELOAD): Define target hook.
256 (TARGET_IRA_COVER_CLASSES): Ditto.
257 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
258 registers are 128 bits if VSX memory reference instructions are used.
259 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
261 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
262 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
263 Print several of the scheduling related parameters.
264 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
265 rs6000_constraints instead of rs6000_vector_reg_class. Move
266 -mdebug=reg code to rs6000_debug_reg_global. Add support for
267 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
268 Altivec. Add VSX support. Setup for secondary reload support on
269 Altivec/VSX registers.
270 (rs6000_override_options): Make power7 set the scheduling groups
271 like the power5. Add support for new debug switches to override
272 the scheduling defaults. Temporarily disable -mcpu=power7 from
273 setting -mvsx. Add support for debug switches -malways-hint,
274 -msched-groups, and -malign-branch-targets.
275 (rs6000_buitlin_conversion): Add support for returning unsigned
276 vector conversion functions to fix regressions due to stricter
278 (rs6000_builtin_mul_widen_even): Ditto.
279 (rs6000_builtin_mul_widen_odd): Ditto.
280 (rs6000_builtin_vec_perm): Ditto.
281 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
282 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
284 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
286 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
287 VSX types for bit operations. Changes to accomidate vector.md.
290 (struct builtin_description_predicates): Rewrite predicate
291 handling so that RTL describes the operation, instead of passing
292 the instruction to be used as a string argument.
293 (bdesc_altivec_preds): Ditto.
294 (altivec_expand_predicate_builtin): Ditto.
295 (altivec_expand_builtin): Ditto.
296 (rs6000_expand_ternop_builtin): Use a switch instead of an if
297 statement for vsldoi support.
298 (altivec_expand_ld_builtin): Change to use new names from vector.md.
299 (altivec_expand_st_builtin): Ditto.
300 (paired_expand_builtin): Whitespace changes.
301 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
302 builtin_mode_to_type table for secondary reload. Call
303 builtin_function_type to build random builtin functions.
304 (altivec_init_builtins): Change to use builtin_function_type to
305 create builtin function types dynamically as we need them.
306 (builtin_hash_function): New support for hashing the tree types
307 for builtin function as we need it, rather than trying to build
308 all of the trees that we need. Add initial preliminary VSX support.
309 (builtin_function_type): Ditto.
310 (builtin_function_eq): Ditto.
311 (builtin_hash_struct): Ditto.
312 (rs6000_init_builtins): Ditto.
313 (rs6000_common_init_builtins): Ditto.
314 (altivec_init_builtins): Ditto.
315 (rs6000_common_init_builtins): Ditto.
316 (enum reload_reg_type): New enum for simplifing reg classes.
317 (rs6000_reload_register_type): Simplify register classes into GPR,
318 Vector, and other registers. Altivec and VSX addresses in reload.
319 (rs6000_secondary_reload_inner): Ditto.
320 (rs6000_ira_cover_classes): New target hook, that returns the
321 appropriate cover classes, based on -mvsx being used or not.
322 (rs6000_secondary_reload_class): Add VSX support.
323 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
324 (get_vsel_insn): Ditto.
325 (rs6000_emit_vector_compare): Rewrite vector conditional support
326 so that where we can, we use RTL operators, instead of blindly use
328 (rs6000_emit_vector_select): Ditto.
329 (rs6000_emit_vector_cond_expr): Ditto.
330 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
331 (create_TOC_reference): Add -mdebug=addr support.
332 (emit_frame_save): VSX loads/stores need register indexed addressing.
334 * config/rs6000/rs6000.md: Include vector.md.
336 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
338 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
339 support for V2DI, V2DF in logical, permute, select operations.
341 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
342 switch for vsx/power7.
343 (-mvsx-scalar-memory): Ditto.
344 (-mvsx-align-128): Ditto.
345 (-mallow-movmisalign): Ditto.
346 (-mallow-df-permute): Ditto.
347 (-msched-groups): Ditto.
348 (-malways-hint): Ditto.
349 (-malign-branch-targets): Ditto.
351 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
353 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
354 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
355 (rs6000_vector_reg_class): Delete.
356 (rs6000_vsx_reg_class): Ditto.
357 (enum rs6000_reg_class_enum): New enum for the constraints that
358 vary based on target switches.
359 (rs6000_constraints): New array to hold the register class for all
360 of the register constraints that vary based on the switches used.
361 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
362 (enum rs6000_builtins): Add unsigned varients for the builtin
363 declarations returned by target hooks for expanding multiplies,
364 select, and permute operations. Add VSX builtins.
365 (enum rs6000_builtin_type_index): Add entries for VSX.
366 (V2DI_type_node): Ditto.
367 (V2DF_type_node): Ditto.
368 (unsigned_V2DI_type_node): Ditto.
369 (bool_long_type_node): Ditto.
370 (intDI_type_internal_node): Ditto.
371 (uintDI_type_internal_node): Ditto.
372 (double_type_internal_node): Ditto.
374 * config/rs6000/altivec.md (whole file): Move all expanders to
375 vector.md from altivec.md. Rename insn matching functions to be
377 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
378 (altivec_vcmp*): Ditto.
379 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
380 (VM): New iterator for moves that includes the VSX types.
381 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
382 (altivec_vperm_<mode>_uns): New, for unsigned types.
383 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
384 (altivec_eq<mode>): Ditto.
385 (altivec_gt<mode>): Ditto.
386 (altivec_gtu<mode>): Ditto.
387 (altivec_eqv4sf): Ditto.
388 (altivec_gev4sf): Ditto.
389 (altivec_gtv4sf): Ditto.
390 (altivec_vcmpbfp_p): Ditto.
392 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
394 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
397 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
400 * config/i386/i386.c (output_387_ffreep): Rewrite to use
401 ASM_SHORT instead of .word.
402 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
403 instead of .word in asm template.
405 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
408 * ira-lives.c (bb_has_abnormal_call_pred): New function.
409 (process_bb_node_lives): Use it.
411 * ira.c (setup_cover_and_important_classes): Don't setup
412 ira_important_class_nums. Add cover classes to the end of
414 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
416 (find_reg_class_closure): Use reorder_important_classes.
418 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
420 * config/i386/i386.c (i386_ira_cover_classes): New function.
421 (TARGET_IRA_COVER_CLASSES): Redefine.
423 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
424 importance of order of cover classes in the array.
426 2009-07-22 Diego Novillo <dnovillo@google.com>
428 * tree-pass.h (TDF_EH): Define.
429 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
430 contains TDF_EH, print the EH region number holding GS.
431 * tree-dump.c (dump_options): Add "eh".
432 * doc/invoke.texi: Document it.
434 2009-07-22 Doug Kwan <dougkwan@google.com>
436 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
438 2009-07-22 Michael Matz <matz@suse.de>
440 PR tree-optimization/35229
441 PR tree-optimization/39300
443 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
444 (inhibit_phi_insertion): New function.
445 (insert_into_preds_of_block): Call it for REFERENCEs.
446 (init_pre): Initialize and finalize scalar evolutions.
447 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
449 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
451 * config/i386/predicates.md (zero_extended_scalar_load_operand):
452 Use CONST_VECTOR_NUNITS to determine number of elements.
454 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
456 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
457 (U, W): Constraints are now deprecated and will be removed if we
459 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
461 ("prefetch"): Add the stcmh instruction for prefetching.
462 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
464 (s390_short_displacement): Return always true if compiling for
465 machines not providing the long displacement facility.
466 (s390_mem_constraint): Support the new constraint letter Z.
467 (s390_check_qrst_address): New function.
469 2009-07-21 DJ Delorie <dj@redhat.com>
471 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
474 2009-07-21 Jason Merrill <jason@redhat.com>
476 * c-common.c (max_tinst_depth): Increase default to 1024.
478 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
480 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
481 (vec_unpacku_float_lo_v4si): Ditto.
483 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
486 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
487 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
488 (builtin_description): Add __builtin_ia32_cvtudq2ps.
489 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
491 2009-07-21 Jakub Jelinek <jakub@redhat.com>
493 PR tree-optimization/40813
494 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
497 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
499 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
500 with a NOP_EXPR if needed.
502 2009-07-21 Paul Brook <paul@codesourcery.com>
504 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
505 Terminate debug dump with newline.
507 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
509 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
510 Cast "1" to unsigned HOST_WIDE_INT.
511 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
512 deposit length to the maximum length - lsb. Extend length if
513 HOST_BITS_PER_WIDE_INT is 32.
515 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
517 * cgraph.h (constant_pool_htab): New function.
518 (constant_descriptor_tree): Move from varasm.c.
519 * varasm.c (constant_pool_htab): New function.
520 (constant_descriptor_tree): Move to cgraph.h.
522 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
524 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
526 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
528 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
531 2009-07-20 Xinliang David Li <davidxl@google.com>
533 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
535 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
537 * config/mips/mips.md (move_type): Add arith.
538 (type): Handle arith.
539 (zero_extendsidi2): Rename this into ...
540 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
541 (zero_extendsidi2): New expander.
542 (*zero_extendsidi2_dext): New pattern.
544 2009-07-20 Nick Clifton <nickc@redhat.com>
546 * config.gcc (mips64-*-*): Add definition of tm_defines in order
547 to set MIPS_ABI_DEFAULT.
548 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
550 2009-07-20 Jakub Jelinek <jakub@redhat.com>
552 * tree-object-size.c (addr_object_size): Handle unions with
553 array in it as last field of structs in __bos (, 1) as __bos (, 0).
555 PR tree-optimization/40792
556 * tree.c (build_function_type_skip_args): Remove bogus assert.
558 2009-07-20 Jan Hubicka <jh@suse.cz>
559 Martin Jambor <mjambor@suse.cz>
561 * cgraph.h (combined_args_to_skip): New field.
562 * cgraph.c (cgraph_create_virtual_clone): Properly handle
563 combined_args_to_skip and args_to_skip.
564 * tree-inline.c (update_clone_info): New function.
565 (tree_function_versioning): Call update_clone_info.
566 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
568 (cgraph_materialize_all_clones): More extensive dumping, working
569 with combined_args_to_skip rather than args_to_skip.
571 2009-07-20 Ira Rosen <irar@il.ibm.com>
573 * tree-vectorizer.h (vectorizable_condition): Add parameters.
574 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
575 (get_initial_def_for_reduction): Likewise.
576 (vectorizable_reduction): Skip the check of first operand in case
577 of COND_EXPR. Add check that it is outer loop vectorization if
578 nested cycle was detected. Call vectorizable_condition() for
579 COND_EXPR. If reduction epilogue cannot be created do not fail for
580 nested cycles (if it is not double reduction). Assert that there
581 is only one type in the loop in case of COND_EXPR. Call
582 vectorizable_condition() to vectorize COND_EXPR.
583 * tree-vect-stmts.c (vectorizable_condition): Update comment.
584 Add parameters. Allow nested cycles if called from
585 vectorizable_reduction(). Use reduction vector variable if provided.
586 (vect_analyze_stmt): Call vectorizable_reduction() before
587 vectorizable_condition().
588 (vect_transform_stmt): Update call to vectorizable_condition().
590 2009-07-20 Christian Bruel <christian.bruel@st.com>
592 * config/sh/sh.opt (-mfmovd): Resurrect and document.
593 * doc/invoke.texi (-mfmovd): Likewise.
594 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
596 2009-07-20 Jan Hubicka <jh@suse.cz>
598 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
599 when handling SSA name.
601 2009-07-19 Jan Hubicka <jh@suse.cz>
603 PR tree-optimization/40676
604 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
605 virtual PHIs in empty BBs.
607 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
609 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
610 re-expanded the compound use gen_lowpart instead to convert to the
613 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
615 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
616 OUTER_CONST arguments.
617 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
618 the new wider mode will be masked off.
619 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
621 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
623 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
624 high-order bits are zero.
626 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
628 * combine.c (simplify_shift_const_1): Split code to determine
630 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
631 new bits shifted in are identical to the old sign bit.
633 2009-07-18 Richard Guenther <rguenther@suse.de>
636 * gimplify.c (gimplify_call_expr): Reject code using results from
637 functions returning void.
639 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
641 * doc/md.texi: Document the new PowerPC "es" constraint.
642 Document that "m" can include automodified addresses on this target,
643 and explain how %U must be used. Extend the "Q" and "Z" documentation
644 to suggest "es" as well as "m".
645 * config/rs6000/constraints.md (es): New memory constraint.
646 (Q, Z): Update strings to match new documentation.
648 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
650 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
651 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
652 * config/rs6000/predicates.md (volatile_mem_operand): Use
653 offsettable_nonstrict_memref_p.
654 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
655 (*floatunssidf2_internal): Likewise.
656 (*fix_truncdfsi2_internal): Likewise.
657 (*fix_trunctfsi2_internal): Likewise.
659 2009-07-17 Anatoly Sokolov <aesok@post.ru>
661 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
663 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
665 2009-07-17 Richard Guenther <rguenther@suse.de>
668 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
669 (pass_warn_unused_result): Likewise.
670 (TODO_set_props): Remove.
671 * omp-low.c (diagnose_omp_structured_block_errors): Change to
673 (pass_diagnose_omp_blocks): Define.
674 * c-decl.c (pop_file_scope): Do not finalize the CU here.
675 (c_gimple_diagnostics_recursively): Remove.
676 (finish_function): Do not call it.
677 (c_write_global_declarations): Continue after errors.
678 Finalize the CU here.
679 * c-gimplify.c (c_genericize): Do not gimplify here.
680 * c-common.c (c_warn_unused_result): Move ...
681 * tree-cfg.c (do_warn_unused_result): ... here.
682 (run_warn_unused_result): New function.
683 (gate_warn_unused_result): New function.
684 (pass_warn_unused_result): New pass.
685 * c-common.h (c_warn_unused_result): Remove.
686 * flags.h (flag_warn_unused_result): Declare.
687 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
688 * opts.c (flag_warn_unused_result): Initialize to false.
689 * toplev.c (compile_file): Add comment.
690 * omp-low.c (create_omp_child_function): Do not register
691 the function with the frontend.
692 (diagnose_omp_structured_block_errors): Prepare to be
693 called as optimization pass.
694 (gate_diagnose_omp_blocks): New function.
695 (pass_diagnose_omp_blocks): New pass.
696 * cgraph.h (cgraph_optimize): Remove.
697 (cgraph_analyze_function): Likewise.
698 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
699 * cgraphunit.c (cgraph_lower_function): Lower nested functions
700 before their parents here.
701 (cgraph_finalize_function): Not here.
702 (cgraph_analyze_function): Gimplify functions here.
703 (cgraph_finalize_compilation_unit): Continue after errors.
704 Optimize the callgraph from here.
705 (cgraph_optimize): Make static.
706 * langhooks.c (write_global_declarations): Finalize the CU.
707 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
708 (gimplify_function_tree): Assert we gimplify only once.
709 Set PROP_gimple_any property.
710 * tree-nested.c (gimplify_all_functions): New function.
711 (lower_nested_functions): Gimplify all nested functions.
712 * gimple.h (diagnose_omp_structured_block_errors): Remove.
713 * passes.c (init_optimization_passes): Add pass_warn_unused_result
714 and pass_diagnose_omp_blocks after gimplification. Do not
715 set TODO_set_props on all_lowering_passes.
716 (execute_one_pass): Do not handle TODO_set_props.
717 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
718 (gimplify.o): Add tree-pass.h dependency.
719 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
720 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
721 (unsave_r): Likewise.
722 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
725 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
727 * doc/service.texi (Service): Restore previously removed link,
728 which isn't broken after all.
730 2009-07-17 Richard Guenther <rguenther@suse.de>
732 PR tree-optimization/40321
733 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
734 PHI nodes to the maximal set.
735 (make_values_for_phi): Add PHI arguments to the maximal set.
736 (execute_pre): Dump PHI_GEN and the maximal set.
738 2009-07-17 Jakub Jelinek <jakub@redhat.com>
741 * gimplify.c (gimplify_conversion): Don't change non-conversions into
744 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
746 * doc/extend.texi (Nested Functions): Replace broken link with
748 * doc/service.texi (Service): Remove broken link.
750 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
753 * builtins.c (expand_builtin_memcmp): Use loc instead of
755 (expand_builtin_strncmp): Likewise.
757 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
758 Manuel López-Ibáñez <manu@gcc.gnu.org>
761 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
762 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
763 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
764 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
765 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
766 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
767 tree-inline.c, c-common.c, c-common.h, gimple.c,
768 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
769 convert.c: Add location argument to fold_{unary,binary,ternary},
770 fold_build[123], build_call_expr, build_size_arg,
771 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
772 fold_build1_initializer, fold_build2_initializer,
773 fold_build3_initializer, fold_build_call_array,
774 fold_build_call_array_initializer, fold_single_bit_test,
775 omit_one_operand, omit_two_operands, invert_truthvalue,
776 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
777 combine_comparisons, fold_builtin_*, fold_call_expr,
778 build_range_check, maybe_fold_offset_to_address, round_up,
781 2009-07-16 Jason Merrill <jason@redhat.com>
784 * c-common.c (c_common_reswords): Add __is_standard_layout
786 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
787 * doc/implement-cxx.texi: New.
788 * doc/gcc.texi: Include it.
790 2009-07-16 DJ Delorie <dj@redhat.com>
792 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
793 compares that may be indirectly affected by previous instructions.
795 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
797 * builtins.c (do_mpc_arg2): New.
798 (fold_builtin_2): Fold builtin cpow.
799 * real.h (HAVE_mpc_pow): New.
801 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
803 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
804 comparison to skip unprofitable schedule
806 2009-07-16 Simon Baldwin <simonb@google.com>
808 * gcc.c (option_map): New flag -no-canonical-prefixes.
809 * (display_help): Print help text for new flag.
810 * (process_command): Move options translation and language specifics
811 and handle new flag early. Use it to set a function pointer to a
812 prefix builder. Replace make_relative_prefix calls with calls to
813 the function pointed to. Ignore new flag in regular options handling.
814 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
816 2009-07-15 DJ Delorie <dj@redhat.com>
818 * config/mep/mep.md (sibcall_internal): Change register to avoid
820 (sibcall_value_internal): Likewise.
822 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
824 PR rtl-optimization/40710
825 * resource.c (mark_target_live_regs): Reset DF problem to LR.
827 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
829 * config/mips/mips.md (*extenddi_truncate<mode>,
830 *extendsi_truncate<mode>): Change type attribute to move_type
831 with shift_shift. Split out code handling exts from here ...
832 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
834 (*extendhi_truncateqi): Change type attribute to move_type with
835 shift_shift. Split out code handling exts from here ...
836 (*extendhi_truncateqi_exts): ... to this new pattern.
838 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
840 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
841 instead of "and" with inverted sign bit mask value. Use
842 "nonimmediate_operand" for operand 1 and operand 2 predicate.
843 Allocate registers only for operand 4 and operand 5.
845 2009-07-15 Jakub Jelinek <jakub@redhat.com>
848 * fold-const.c (fold_cond_expr_with_comparison): When folding
849 < and <= to MIN, make sure the MIN uses the same type as the
850 comparison's operands.
852 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
854 * arm.md (ior_xor): New code iterator.
855 (split for ior/xor with shift and zero-extend): New split pattern.
856 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
858 2009-07-15 Richard Guenther <rguenther@suse.de>
860 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
863 2009-07-15 Richard Guenther <rguenther@suse.de>
866 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
868 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
870 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
871 handle 2.6.30 kernel.
873 2009-07-15 DJ Delorie <dj@redhat.com>
875 * config/mep/mep.md (sibcall_internal): Change register to allow
876 for 24-bit addresses.
877 (sibcall_value_internal): Likewise.
879 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
881 * doc/invoke.texi: Added descriptions of the scheduling heuristics
882 that are enabled/disabled by the flags introduced by a previous patch.
884 2009-07-14 DJ Delorie <dj@redhat.com>
886 * config/mep/mep.md (sibcall_internal): Include non-toggling
888 (sibcall_value_internal): Likewise.
890 2009-07-14 Taras Glek <tglek@mozilla.com>
891 Rafael Espindola <espindola@google.com>
893 * doc/sourcebuild.texi: Document install-plugin target.
894 * configure.ac: Added install-plugin target to language makefiles.
895 * configure: Regenerate.
896 * Makefile.in: (install-plugin): Install more headers,
897 depend on lang.install-plugin.
899 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
901 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
904 2009-07-14 DJ Delorie <dj@redhat.com>
906 * config/mep/mep.c (mep_vliw_jmp_match): New function.
907 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
908 * config/mep/mep.md (sibcall_internal): Change test from
909 mep_vliw_mode_match to mep_vliw_jmp_match.
910 (sibcall_value_internal): Likewise.
912 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
914 * config/i386/sse.md (copysign<mode>3): New expander.
915 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
916 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
917 Use ix86_build_const_vector.
918 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
919 IX86_BUILTIN_CPYSGNPD.
920 (builtin_description): Add __builtin_ia32_copysignps and
921 __builtin_ia32_copysignpd.
922 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
923 and BUILT_IN_COPYSIGNF.
925 2009-07-13 Jason Merrill <jason@redhat.com>
927 * builtins.c (can_trust_pointer_alignment): New fn.
928 (get_pointer_alignment): Factor it out from here.
929 * tree.h: Declare it.
931 2009-07-14 David Edelsohn <edelsohn@gnu.org>
933 * config/rs6000/predicates.md (offsettable_mem_operand): Test
936 2009-07-14 Dodji Seketeli <dodji@redhat.com>
940 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
942 2009-07-14 Richard Guenther <rguenther@suse.de>
943 Andrey Belevantsev <abel@ispras.ru>
946 * cfgexpand.c (partition_stack_vars): Do not bother to update
947 alias information when not optimizing.
949 2009-07-14 Richard Guenther <rguenther@suse.de>
950 Andrey Belevantsev <abel@ispras.ru>
952 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
953 (pt_solution_set): Likewise.
954 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
955 * tree-ssa-structalias.c (pt_solution_set): New function.
956 * final.c (rest_of_clean_state): Free SSA data structures.
957 * print-rtl.c (print_decl_name): Remove.
958 (print_mem_expr): Implement in terms of print_generic_expr.
959 * alias.c (ao_ref_from_mem): New function.
960 (rtx_refs_may_alias_p): Likewise.
961 (true_dependence): Query alias-export info.
962 (canon_true_dependence): Likewise.
963 (write_dependence_p): Likewise.
964 * tree-dfa.c (get_ref_base_and_extent): For void types leave
966 * emit-rtl.c (component_ref_for_mem_expr): Remove.
967 (mem_expr_equal_p): Use operand_equal_p.
968 (set_mem_attributes_minus_bitpos): Do not use
969 component_ref_for_mem_expr.
970 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
971 (update_alias_info_with_stack_vars): Likewise.
972 (partition_stack_vars): Call update_alias_info_with_stack_vars.
973 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
974 explicitly nor clear stmt operands.
975 Free the decl-to-pointer map.
976 * tree-optimize.c (execute_free_datastructures): Do not free
977 SSA data structures here.
978 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
979 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
980 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
982 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
984 2009-07-13 DJ Delorie <dj@redhat.com>
986 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
987 unrolling at the right iteration count.
989 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
992 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
994 * haifa-sched.c (rank_for_schedule): Introduced flags to
995 enable/disable individual scheduling heuristics.
996 * common.opt: Introduced flags to enable/disable individual
997 heuristics in the scheduler.
998 * doc/invoke.texi: Introduced flags to enable/disable individual
999 heuristics in the scheduler.
1001 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
1003 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
1004 config/i386/mingw-tls.c.
1005 * config/i386/mingw-tls.c: Removed.
1007 2009-07-13 Ira Rosen <irar@il.ibm.com>
1009 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
1010 checks access only relevant statements.
1011 (vectorizable_reduction): Likewise.
1013 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
1015 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
1016 just for 32-bit case.
1018 2009-07-12 Jan Hubicka <jh@suse.cz>
1020 PR tree-optimization/40585
1021 * except.c (expand_resx_expr): When there already is resume
1022 instruction, produce linked list.
1023 (build_post_landing_pads): Assert that resume is empty.
1024 (connect_post_landing_pads): Handle resume lists.
1025 (dump_eh_tree): Dump resume list.
1027 2009-07-12 Ira Rosen <irar@il.ibm.com>
1029 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
1030 with additional argument.
1031 * tree-vectorizer.h (enum vect_def_type): Add
1032 vect_double_reduction_def.
1033 (vect_is_simple_reduction): Add argument.
1034 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
1036 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
1037 vect_is_simple_reduction with additional argument.
1038 (vect_analyze_loop_operations): Handle exit phi nodes in case of
1040 (reduction_code_for_scalar_code): Handle additional codes by
1041 returning ERROR_MARK for them. Fix comment and indentation.
1042 (vect_is_simple_reduction): Fix comment, add argument to specify
1043 double reduction. Detect double reduction.
1044 (get_initial_def_for_induction): Fix indentation.
1045 (get_initial_def_for_reduction): Fix comment and indentation.
1046 Handle double reduction. Create initial definitions that do not
1047 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
1048 (vect_create_epilog_for_reduction): Fix comment, add argument to
1049 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
1050 epilogue result extraction. Create double reduction phi node and
1051 replace relevant uses.
1052 (vectorizable_reduction): Call vect_is_simple_reduction with
1053 additional argument. Fix indentation. Update epilogue code treatment
1054 according to the changes in reduction_code_for_scalar_code. Check
1055 for double reduction. Call vect_create_epilog_for_reduction with
1056 additional argument.
1057 * tree-vect-stmts.c (process_use): Handle double reduction, update
1059 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
1060 (vect_get_vec_def_for_operand): Likewise.
1062 2009-07-12 Danny Smith <dansmister@gmail.com>
1064 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
1065 dllexport if !TREE_PUBLIC.
1066 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
1068 2009-07-11 Anatoly Sokolov <aesok@post.ru>
1070 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
1071 (avr_extra_arch_macro) Remove declatation.
1072 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
1073 (avr_extra_arch_macro) Declare as static.
1074 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
1076 2009-07-11 Jan Hubicka <jh@suse.cz>
1079 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
1081 2009-07-11 Jakub Jelinek <jakub@redhat.com>
1084 * dwarf2out.c (dw_fde_struct): Add in_std_section and
1085 cold_in_std_section bits.
1086 (dwarf2out_begin_prologue): Initialize them.
1087 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
1088 if already covered by text_section or cold_text_section range.
1090 PR rtl-optimization/40667
1091 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
1092 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
1093 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
1094 * config/i386/i386.c (ix86_minimum_alignment): New function.
1095 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
1096 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
1097 * emit-rtl.c (gen_reg_rtx): Likewise.
1098 * function.c (assign_parms): Likewise. If nominal_type needs
1099 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
1100 rather than passed_type's alignment.
1103 * function.c (assign_parm_setup_stack): Adjust
1104 MEM_OFFSET (data->stack_parm) if promoted_mode is different
1105 from nominal_mode on big endian.
1107 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
1109 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
1111 2009-07-10 DJ Delorie <dj@redhat.com>
1113 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
1115 2009-07-10 Mark Mitchell <mark@codesourcery.com>
1117 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
1119 (thumb2_cbnz): Likewise.
1121 2009-07-10 David Daney <ddaney@caviumnetworks.com>
1124 * config.gcc (supported_defaults): Add synci.
1125 (with_synci): Add validation.
1126 (all_defaults): Add synci.
1127 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
1130 * config/mips/mips.opt (msynci): New option.
1131 * config/mips/mips.c (mips_override_options): Warn on use of
1132 -msynci for targets that do now support it.
1133 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
1135 * gcc/doc/invoke.texi (-msynci): Document the new option.
1136 * doc/install.texi (--with-synci): Document the new option.
1138 2009-07-10 Richard Guenther <rguenther@suse.de>
1140 PR tree-optimization/40496
1141 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
1142 the PHI result with a compatible type.
1144 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
1148 * c.opt (Wunused-result): New.
1149 * doc/invoke.texi: Document it.
1150 * c-common.c (c_warn_unused_result): Use it.
1152 2009-07-09 DJ Delorie <dj@redhat.com>
1154 * targhooks.c (default_target_can_inline_p): Rename from
1155 default_target_option_can_inline_p.
1156 * targhooks.h (default_target_can_inline_p): Likewise.
1157 * target-def.h (TARGET_CAN_INLINE_P): Rename from
1158 TARGET_OPTION_CAN_INLINE_P.
1159 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
1160 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
1161 (mep_target_can_inline_p): Rename from
1162 mep_target_option_can_inline_p.
1165 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
1166 registers used to pass vectors.
1168 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
1170 2009-07-09 Tom Tromey <tromey@redhat.com>
1172 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
1173 * config/mmix/mmix.c: Include dwarf2.h.
1174 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
1175 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
1176 * config/sh/sh.c: Include dwarf2.h.
1177 * config/i386/i386.c: Include dwarf2.h.
1178 * Makefile.in (DWARF2_H): Remove 'elf'.
1179 * except.c: Include dwarf2.h.
1180 * unwind-dw2.c: Include dwarf2.h.
1181 * dwarf2out.c: Include dwarf2.h.
1182 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
1183 * unwind-dw2-fde.c: Include dwarf2.h.
1184 * dwarf2asm.c: Include dwarf2.h.
1186 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1188 * haifa-sched.c (insn_finishes_cycle_p): New static function.
1189 (max_issue): Use it.
1190 * sched-int.h (struct sched_info: insn_finishes_block_p): New
1192 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
1193 (region_sched_info): Update.
1194 * sched-ebb.c (ebb_sched_info): Update.
1195 * modulo-sched.c (sms_sched_info): Update.
1196 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
1198 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1200 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
1202 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
1204 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
1206 2009-07-09 Jakub Jelinek <jakub@redhat.com>
1209 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
1210 arg1 with arg01 if arg1 is already INTEGER_CST.
1212 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1214 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
1215 Transform (and (truncate)) into (truncate (and)).
1217 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1219 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
1220 creating LHS paradoxical subregs. Fix surrounding returns to
1221 use NULL_RTX rather than 0.
1223 2009-07-08 DJ Delorie <dj@redhat.com>
1225 * config/mep/mep.c: (mep_option_can_inline_p): New.
1226 (TARGET_OPTION_CAN_INLINE_P): Define.
1228 2009-07-08 Mark Wielaard <mjw@redhat.com>
1231 * dwarf2out.c (add_data_member_location_attribute): When we have
1232 only a constant offset don't emit a new location description using
1233 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
1236 2009-07-08 Richard Henderson <rth@redhat.com>
1239 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
1240 (enum reg_class): Add CLOBBERED_REGS.
1241 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
1242 * config/i386/i386.c (ix86_conditional_register_usage): Moved
1243 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
1244 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
1245 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
1246 force 64-bit sibcalls into R11.
1247 * config/i386/constraints.md (U): New constraint.
1248 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
1249 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
1250 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
1252 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
1254 * basic-block.h (dump_regset, debug_regset): Remove duplicate
1256 * c-objc-common.h (c_initialize_diagnostics): Ditto.
1257 * ebitmap.h (dump_ebitmap): Ditto.
1258 * optabs.h (optab_libfunc): Ditto.
1259 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
1260 * tree-flow.h (vect_can_force_dr_alignment_p,
1261 get_vectype_for_scalar_type): Ditto.
1262 (vectorize_loops): Move prototype to ...
1263 * tree-vectorizer.h: ... here. Also, adjust comment.
1264 (vect_set_verbosity_level): Remove duplicate prototype.
1265 * tree-ssa-loop.c: Include tree-vectorizer.h.
1266 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
1268 2009-07-08 Nick Clifton <nickc@redhat.com>
1270 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
1273 2009-07-08 DJ Delorie <dj@redhat.com>
1275 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
1276 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
1277 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
1279 * config/mep/intrinsics.md: Regenerated.
1280 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
1281 registers when asm() or calls are detected.
1283 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1286 * gimplify.c (gimplify_expr): Propagate no_warning flag when
1288 * gimple (gimple_build_call_from_tree): Likewise.
1289 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
1290 no_warning flag before warning.
1292 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1294 * tree.c (set_expr_locus): Remove.
1295 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
1296 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
1298 * gimplify.c (internal_get_tmp_var): Likewise.
1299 (gimplify_call_expr): Likewise.
1300 (gimplify_one_sizepos): Likewise.
1302 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
1305 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
1306 to variables for debugging purposes.
1308 2009-06-23 Mark Loeser <mark@halcy0n.com>
1311 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
1313 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1315 * pretty-print.c (pp_base_format): Remove %J.
1316 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1317 gcc_cxxdiag_char_table): Likewise.
1318 (init_dynamic_diag_info): Likewise.
1320 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1322 * pretty-print.c (pp_base_format): Remove %H.
1323 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1324 gcc_cxxdiag_char_table): Likewise.
1325 (init_dynamic_diag_info): Likewise.
1326 * config/mep/mep.c (mep_select_section): Likewise.
1328 2009-07-07 Duncan Sands <baldrick@free.fr>
1330 * final.c (pass_clean_state): Give the pass a name.
1331 * passes.c (pass_rest_of_compilation): Likewise.
1332 * tree-optimize.c (pass_all_optimizations): Likewise.
1334 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
1336 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
1337 an extra 'decl' for error_at.
1339 2009-07-07 Jakub Jelinek <jakub@redhat.com>
1342 * tree-tailcall.c (adjust_return_value_with_ops,
1343 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
1344 if it has complex or vector type.
1346 2009-07-07 Olivier Hainque <hainque@adacore.com>
1348 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
1351 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
1353 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
1355 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1357 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
1358 * c-decl.c: Likewise.
1359 * function.c: Likewise.
1360 * varasm.c: Likewise.
1361 * tree-ssa.c: Likewise.
1362 * c-common.c: Likewise.
1363 * tree-cfg.c: Likewise.
1364 * config/spu/spu.c: Likewise.
1365 * config/ia64/ia64.c: Likewise.
1366 * config/v850/v850.c: Likewise.
1368 2009-07-06 DJ Delorie <dj@redhat.com>
1370 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
1371 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
1372 unspecified accesses to control registers.
1373 * config/mep/intrinsics.md: Regenerate.
1374 * config/mep/intrinsics.h: Regenerate.
1375 * config/mep/mep-intrin.h: Regenerate.
1377 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1379 * c-lex.c: Replace %H by an explicit location. Update all calls.
1380 * c-common.c: Likewise.
1381 * c-decl.c: Likewise.
1382 * c-typeck.c: Likewise.
1383 * fold-const.c: Likewise.
1384 * gimplify.c: Likewise.
1386 * tree-cfg.c: Likewise.
1387 * tree-ssa-loop-niter.c: Likewise.
1388 * tree-vrp.c: Likewise.
1389 * value-prof.c: Likewise.
1391 2009-07-06 Diego Novillo <dnovillo@google.com>
1393 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
1394 if it has one. Handle cases where VAR does not have an
1395 annotation or cfun is NULL.
1397 2009-07-06 Diego Novillo <dnovillo@google.com>
1399 * tree.c: Include debug.h.
1400 (initialize_tree_contains_struct): New.
1401 (init_ttree): Call it.
1402 (tree_node_structure_for_code): Factor out of ...
1403 (tree_node_structure): ... here.
1404 * treestruct.def (TS_PHI_NODE): Remove.
1405 (TS_GIMPLE_STATEMENT): Remove.
1407 2009-07-06 Diego Novillo <dnovillo@google.com>
1409 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
1410 (debug_tree_chain): Handle cycles.
1412 2009-07-06 Nick Clifton <nickc@redhat.com>
1413 DJ Delorie <dj@redhat.com>
1415 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1416 __FMOVD_ENABLED__ is defined.
1418 (TARGET_FMOVD): Provide a default definition.
1419 (MASK_FMOVD): Likewise.
1420 (TARGET_CPU_CPP_BUILTINS): Define
1421 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1422 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1423 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
1424 (split for DF load from memory into register): Also handle
1425 MEMs which consist of REG+DISP addressing.
1426 (split for DF store from register to memory): Likewise.
1427 (movsf_ie): Always use single fp_mode.
1428 * config/sh/sh.c (sh_override_options): Do not automatically
1429 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1430 that to the -mfmovd command line switch.
1431 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
1432 (fldi_ok): Always allow.
1433 * config/sh/sh.opt (mfmovd): Remove this switch.
1434 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1436 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
1437 Kaz Kojima <kkojima@gcc.gnu.org>
1439 PR rtl-optimization/30807
1440 * postreload.c (reload_combine): For every new use of REG_SUM,
1441 record the use of BASE.
1443 2009-07-06 Jan Hubicka <jh@suse.cz>
1445 * params.def: Revert my accidental commit at 2009-06-30.
1447 2009-07-04 Ian Lance Taylor <iant@google.com>
1450 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
1452 (mingw_format_attribute_overrides): Likewise.
1454 2009-07-04 Jakub Jelinek <jakub@redhat.com>
1457 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
1458 don't check cfa.reg. Instead of cfa.indirect use
1459 fde && fde->drap_reg != INVALID_REGNUM test.
1461 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
1463 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
1465 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
1468 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
1470 2009-07-03 Richard Guenther <rguenther@suse.de>
1472 PR tree-optimization/40640
1473 * tree-switch-conversion.c (build_arrays): Perform arithmetic
1476 2009-07-03 Jan Hubicka <jh@suse.cz>
1478 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
1479 for size, reduce amount of inlining.
1481 2009-07-03 Richard Guenther <rguenther@suse.de>
1484 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
1485 if t +- x is known to not overflow and the conversion widens the
1487 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
1489 2009-07-03 Jan Hubicka <jh@suse.cz>
1491 * ipa-pure-const.c (analyze): Update loop optimizer init.
1492 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
1493 try_remove_empty_loop, remove_empty_loops): Remove.
1494 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
1495 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
1496 to mark regular loops as neccesary.
1497 (degenerate_phi_p): New function.
1498 (propagate_necessity, remove_dead_phis): Use it.
1499 (forward_edge_to_pdom): Likewise.
1500 (eliminate_unnecessary_stmts): Take care to remove uses of results of
1501 virtual PHI nodes that became unreachable.
1502 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
1503 * tree-flow.h (remove_empty_loops): Remove.
1504 * passes.c (init_optimization_passes): Remove.
1506 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
1508 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
1509 can_create_pseudo_p.
1510 (*fix_trunc<mode>_i387_1): Ditto.
1511 (*floathi<mode>2_1): Ditto.
1512 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
1513 (*fistdi2_1): Ditto.
1514 (*fist<mode>2_1): Ditto.
1515 (frndintxf2_floor): Ditto.
1516 (*fist<mode>2_floor_1): Ditto.
1517 (frndintxf2_ceil): Ditto.
1518 (*fist<mode>2_ceil_1): Ditto.
1519 (frndintxf2_trunc): Ditto.
1520 (frndintxf2_mask_pm): Ditto.
1521 (fxam<mode>2_i387_with_temp): Ditto.
1522 * config/i386/sse.md (mulv16qi3): Ditto.
1523 (*sse2_mulv4si3): Ditto.
1525 (sse4_2_pcmpestr): Ditto.
1526 (sse4_2_pcmpistr): Ditto.
1528 2009-07-03 Jan Hubicka <jh@suse.cz>
1530 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
1531 (mark_stmt_necessary): Set it.
1532 (mark_operand_necessary): Set it.
1533 (mark_control_dependent_edges_necessary): Set it.
1534 (mark_virtual_phi_result_for_renaming): New function.
1535 (get_live_post_dom): New function.
1536 (forward_edge_to_pdom): New function.
1537 (remove_dead_stmt): Fix handling of control dependences.
1538 (tree_dce_init): Init new bitmap.
1539 (tree_dce_done): Free it.
1541 2009-07-02 Richard Guenther <rguenther@suse.de>
1544 * tree-ssa-structalias.c (new_var_info): Initialize
1547 2009-07-02 Jan Hubicka <jh@suse.cz>
1549 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
1552 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
1554 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
1555 instead of recomputing it. Adjust calls.
1556 (emit_store_flag): Adjust recursive calls.
1558 2009-07-02 Richard Guenther <rguenther@suse.de>
1560 * tree-ssa-live.c (remove_unused_locals): Do not remove
1562 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
1563 of DECL_EXTERNAL for HEAP variables.
1564 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
1565 HEAP variables. Do not adjust RESTRICT vars.
1566 (find_what_var_points_to): Nobody cares if something
1569 2009-07-02 Ben Elliston <bje@au.ibm.com>
1571 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
1572 pc_low and pc_high declarations to the top of the function.
1574 2009-07-01 DJ Delorie <dj@redhat.com>
1576 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
1578 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
1579 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
1580 unspecified accesses to control registers.
1581 * config/mep/intrinsics.md: Regenerate.
1582 * config/mep/intrinsics.h: Regenerate.
1583 * config/mep/mep-intrin.h: Regenerate.
1585 2009-07-01 Anthony Green <green@moxielogic.com>
1587 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1588 instruction when possible.
1589 (moxie_expand_prologue): Ditto. Also, save an instruction and
1590 some complexity by popping off of $r12 instead of $sp.
1591 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
1594 2009-07-01 Richard Henderson <rth@redhat.com>
1597 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
1598 contained no insns, reposition note before last insn.
1600 2009-07-01 Richard Henderson <rth@redhat.com>
1603 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
1604 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
1606 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1609 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
1610 darwin9 for printing reg addresses with %y.
1612 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1614 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
1615 truncation from operands in binary operations.
1617 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1620 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
1621 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
1622 subreg of op0 to the original op0.
1624 * expmed.c (store_bit_field_1): Use a temporary as the destination
1625 instead of a paradoxical subreg when we need to truncate the result.
1627 2009-07-01 DJ Delorie <dj@redhat.com>
1629 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
1630 names to VLIW variants.
1631 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
1632 * config/mep/intrinsics.md: Regenerate.
1633 * config/mep/intrinsics.h: Regenerate.
1634 * config/mep/mep-intrin.h: Regenerate.
1636 2009-07-01 Jakub Jelinek <jakub@redhat.com>
1639 * jump.c (returnjump_p): Revert last patch.
1640 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
1642 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1645 * pa.md (casesi32p): Use jump table label to determine the offset
1647 (casesi64p): Likewise.
1649 * pa.c (forward_branch_p): Return bool type. Use instruction
1650 addresses when available. Assert that INSN has a jump label.
1651 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
1654 2009-07-01 Richard Guenther <rguenther@suse.de>
1656 PR tree-optimization/19831
1657 * tree-ssa-dce.c (propagate_necessity): Calls to functions
1658 that only act as barriers do not make any previous stores necessary.
1659 * tree-ssa-structalias.c (handle_lhs_call): Delay making
1660 HEAP variables global, do not add a constraint from nonlocal.
1661 (find_func_aliases): Handle escapes through return statements.
1662 (compute_points_to_sets): Make escaped HEAP variables global.
1664 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1667 * expmed.c (emit_store_flag): Perform a conversion if necessary,
1668 after reducing a DImode cstore to SImode.
1670 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1672 * expr.c (expand_expr_real_1): Reinstate fallthrough to
1673 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
1675 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
1677 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
1678 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
1680 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
1681 and umod_optab if TARGET_BSD_DIVMOD.
1682 * config/vax/lib1funcs.asm: New file.
1683 * config/vax/t-linux: New file.
1684 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
1686 2009-06-30 Jakub Jelinek <jakub@redhat.com>
1689 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
1690 to type arguments that have void type.
1693 * dwarf2out.c (gen_formal_parameter_die): Call
1694 equate_decl_number_to_die if node is different from origin.
1696 2009-06-30 Anthony Green <green@moxielogic.com>
1698 Clean up moxie port for --enable-build-with-cxx.
1699 * config/moxie/moxie.c (moxie_function_value): First two
1700 parameters are const_tree, not tree.
1701 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
1702 (REG_CLASS_NAMES): Ditto.
1703 (REGNO_REG_CLASS): Ditto.
1704 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
1705 (moxie_function_value): Fix constyness of arguments.
1707 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
1709 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
1710 finalize_size_functions before further processing.
1711 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
1712 (variable_size): Call self_referential_size on size expressions
1713 that contain a PLACEHOLDER_EXPR.
1714 (size_functions): New static variable.
1715 (copy_self_referential_tree_r): New static function.
1716 (self_referential_size): Likewise.
1717 (finalize_size_functions): New global function.
1718 * tree.c: Include tree-inline.h.
1719 (push_without_duplicates): New static function.
1720 (find_placeholder_in_expr): New global function.
1721 (substitute_in_expr) <tcc_declaration>: Return the replacement object
1723 <tcc_expression>: Likewise.
1724 <tcc_vl_exp>: If the replacement object is a constant, try to inline
1725 the call in the expression.
1726 * tree.h (finalize_size_functions): Declare.
1727 (find_placeholder_in_expr): Likewise.
1728 (FIND_PLACEHOLDER_IN_EXPR): New macro.
1729 (substitute_placeholder_in_expr): Update comment.
1730 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
1732 (copy_tree_body_r): Likewise.
1733 (copy_tree_body): New static function.
1734 (maybe_inline_call_in_expr): New global function.
1735 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
1736 (maybe_inline_call_in_expr): Declare.
1737 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
1738 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
1741 2009-06-30 Richard Guenther <rguenther@suse.de>
1743 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
1745 (propagate_necessity): Do not mark reaching defs of stores
1748 2009-06-30 Jan Hubicka <jh@suse.cz>
1750 * cfgloopanal.c (check_irred): Move into ...
1751 (mark_irreducible_loops): ... here; return true if ireducible
1753 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
1754 (analyze_function): Try to prove loop finiteness.
1755 * cfgloop.h (mark_irreducible_loops): Update prototype.
1756 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
1758 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
1760 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
1762 2009-06-30 Ira Rosen <irar@il.ibm.com>
1764 PR tree-optimization/40542
1765 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
1768 2009-06-30 Martin Jambor <mjambor@suse.cz>
1770 PR tree-optimization/40582
1771 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
1772 than useless_type_conversion_p.
1773 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
1776 2009-06-30 Martin Jambor <mjambor@suse.cz>
1779 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
1781 2009-06-30 Richard Guenther <rguenther@suse.de>
1783 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
1784 use ao_ref references.
1785 (walk_aliased_vdefs): Likewise.
1786 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
1787 * tree-ssa-dce.c (struct ref_data): Remove.
1788 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
1789 (mark_aliased_reaching_defs_necessary): Adjust.
1790 (mark_all_reaching_defs_necessary_1): Likewise.
1792 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
1795 * expmed.c (emit_cstore): New name of emit_store_flag_1.
1796 (emit_store_flag_1): Extract from emit_store_flag, adjust
1797 calls to (what now is) emit_cstore.
1798 (emit_store_flag): Call emit_store_flag_1 and also use it
1799 for what used to be recursive calls.
1801 2009-06-30 Wei Guozhi <carrot@google.com>
1804 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
1805 if the target bb post dominates from bb.
1806 * config/i386/i386.c (memory_address_length): Check existence of base
1807 register before using it.
1809 2009-06-30 Nick Clifton <nickc@redhat.com>
1810 DJ Delorie <dj@redhat.com>
1812 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1813 __FMOVD_ENABLED__ is defined.
1815 (TARGET_FMOVD): Provide a default definition.
1816 (MASK_FMOVD): Likewise.
1817 (TARGET_CPU_CPP_BUILTINS): Define
1818 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1819 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1820 two fmov instructions depending upon whether TARGET_FMOVD is
1822 (split for DF load from memory into register): Also handle
1823 MEMs which consist of REG+DISP addressing.
1824 (split for DF store from register to memory): Likewise.
1825 * config/sh/sh.opt (mfmovd): Remove this switch.
1826 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1827 * config/sh/sh.c (sh_override_options): Do not automatically
1828 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1829 that to the -mfmovd command line switch.
1831 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
1833 (fldi_ok): Always allow.
1834 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
1836 2009-06-29 DJ Delorie <dj@redhat.com>
1838 * doc/install.texi (mep-x-elf): Correct chip's full name.
1840 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
1842 * doc/extend.texi: Fix typo.
1844 2009-06-29 Tom Tromey <tromey@redhat.com>
1847 * Makefile.in (DWARF2_H): New variable.
1849 (dwarf2out.o): Likewise.
1850 (dwarf2asm.o): Likewise.
1851 * config/i386/t-i386: Use DWARF2_H.
1852 * except.c: Include elf/dwarf2.h.
1853 * unwind-dw2.c: Include elf/dwarf2.h.
1854 * dwarf2out.c: Include elf/dwarf2.h.
1855 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
1856 <dtprel>: New field.
1857 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
1858 (size_of_loc_descr): Likewise.
1859 (output_loc_operands_raw): Likewise.
1860 (output_loc_operands): Handle new dtprel field.
1861 (loc_checksum): Update.
1862 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
1863 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
1864 * unwind-dw2-fde.c: Include elf/dwarf2.h.
1865 * dwarf2asm.c: Include elf/dwarf2.h.
1866 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
1867 * config/mmix/mmix.c: Include elf/dwarf2.h.
1868 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
1869 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
1870 * config/sh/sh.c: Include elf/dwarf2.h.
1871 * config/i386/i386.c: Include elf/dwarf2.h.
1873 2009-06-29 DJ Delorie <dj@redhat.com>
1875 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
1877 * doc/extend.texi: Add MeP attributes and pragmas.
1878 * doc/invoke.text: Add MeP Options.
1879 * doc/contrib.texi: Add MeP contribution.
1880 * doc/md.texi: Add MeP constraints.
1881 * doc/install.texi: Add MeP target.
1883 2009-06-30 Anatoly Sokolov <aesok@post.ru>
1885 * target.h (struct gcc_target): Add frame_pointer_required field.
1886 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
1887 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
1888 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
1890 * reload1.c (update_eliminables): (Ditto.).
1891 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
1892 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1893 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
1895 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
1897 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
1898 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1899 (arm_frame_pointer_required): New function.
1901 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
1902 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1903 (avr_frame_pointer_required_p): Declare as static.
1904 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
1906 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
1907 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1908 (bfin_frame_pointer_required): Make as static, change return type
1910 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
1912 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
1913 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1914 (cris_frame_pointer_required): New function.
1916 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
1918 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
1919 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1920 (fr30_frame_pointer_required): New function.
1922 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
1923 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1924 (frv_frame_pointer_required): Make as static, change return type
1926 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
1928 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
1929 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1930 (ix86_frame_pointer_required): Make as static, change return type to
1932 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
1934 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
1935 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1937 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
1939 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
1941 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
1943 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
1944 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1945 (mips_frame_pointer_required): Make as static.
1946 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
1948 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
1949 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1950 (mmix_frame_pointer_required): Mew function.
1952 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
1953 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1955 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
1957 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
1959 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
1961 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
1962 (CAN_ELIMINATE): Redefine.
1963 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1964 (sparc_frame_pointer_required): New function.
1965 (sparc_can_eliminate): New function.
1966 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
1968 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
1969 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1971 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
1972 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1973 (xtensa_frame_pointer_required): Make as static, change return type
1975 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
1978 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
1980 * doc/plugins.texi: Document PLUGIN_START_UNIT.
1981 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
1982 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
1983 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
1984 (register_callback): Handle PLUGIN_START_UNIT.
1985 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
1987 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
1989 * tree.c (process_call_operands): Propagate TREE_READONLY from the
1991 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
1992 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
1994 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
1996 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
1999 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
2001 * doc/extend.texi (Additional Floating Types): __float128 is also
2002 supported on i386 targets.
2004 2009-06-29 Richard Guenther <rguenther@suse.de>
2007 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
2009 (pt_solutions_same_restrict_base): Declare.
2010 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
2012 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
2013 (make_constraint_from, make_copy_constraint): Move earlier.
2014 (make_constraint_from_heapvar): New function.
2015 (make_constraint_from_restrict): Likewise.
2016 (handle_lhs_call): Use it.
2017 (find_func_aliases): Use it to track conversions to restrict
2019 (struct fieldoff): Add only_restrict_pointers flag.
2020 (push_fields_onto_fieldstack): Initialize it.
2021 (create_variable_info_for): Track global restrict qualified pointers.
2022 (intra_create_variable_infos): Use make_constraint_from_heapvar.
2023 Track restrict qualified pointer arguments.
2024 (set_uids_in_ptset): Use varinfo is_global_var flag.
2025 (find_what_var_points_to): Set the vars_contains_restrict flag.
2026 Always create the points-to solution for sets including restrict tags.
2027 (pt_solutions_same_restrict_base): New function.
2028 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
2029 qualified pointers use pt_solutions_same_restrict_base as
2030 additional source for disambiguation.
2032 2009-06-29 Richard Guenther <rguenther@suse.de>
2035 * alias.c (find_base_decl): Remove.
2036 (get_deref_alias_set_1): Remove restrict handling.
2037 * c-common.c (c_apply_type_quals_to_decl): Do not set
2038 DECL_POINTER_ALIAS_SET.
2039 * gimplify.c (find_single_pointer_decl_1): Remove.
2040 (find_single_pointer_decl): Likewise.
2041 (internal_get_tmp_var): Remove restrict handling.
2042 (gimple_regimplify_operands): Likewise.
2043 * omp-low.c (expand_omp_atomic_pipeline): Do not set
2044 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
2045 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
2046 * tree.c (restrict_base_for_decl): Remove.
2047 (init_ttree): Do not allocate it.
2048 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
2049 LABEL_DECL_UID for label decls.
2050 (copy_node_stat): Do not copy restrict information.
2051 (decl_restrict_base_lookup): Remove.
2052 (decl_restrict_base_insert): Likewise.
2053 (print_restrict_base_statistics): Likewise.
2054 (dump_tree_statistics): Do not call print_restrict_base_statistics.
2055 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
2056 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
2057 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
2058 (LABEL_DECL_UID): Adjust.
2059 (DECL_BASED_ON_RESTRICT_P): Remove.
2060 (DECL_GET_RESTRICT_BASE): Likewise.
2061 (SET_DECL_RESTRICT_BASE): Likewise.
2062 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
2064 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
2065 instead of DECL_POINTER_ALIAS_SET.
2066 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
2067 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
2068 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
2070 2009-06-29 Richard Guenther <rguenther@suse.de>
2072 PR tree-optimization/40579
2073 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
2074 the IL to simplify has constants that overflowed.
2076 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
2078 PR tree-optimization/40550
2079 * tree-vect-generic.c (expand_vector_operations_1): Compute in
2080 vector_compute_type only when the size of vector_compute_type is
2081 less than the size of type.
2083 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
2085 * fold-const.c (contains_label_1): Fix comments.
2086 (contains_label_p): Do not walk trees multiple time.
2088 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2090 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
2091 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
2092 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
2093 ix86_fp_comparison_operator.
2094 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
2095 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
2096 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
2097 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
2098 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
2099 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
2100 (related splits): Change predicate to ix86_fp_comparison_operator.
2101 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
2102 instead of ix86_fp_comparison_codes.
2103 (ix86_trivial_fp_comparison_operator,
2104 ix86_fp_comparison_operator): New.
2105 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
2106 (ix86_expand_compare): Eliminate last two parameters.
2107 (ix86_fp_jump_nontrivial_p): Kill.
2108 * config/i386/i386.c (put_condition_code): Eliminate call to
2109 ix86_fp_comparison_codes and subsequent assertion.
2110 (ix86_fp_comparison_codes): Eliminate.
2111 (ix86_fp_swap_condition): New.
2112 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
2113 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
2114 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
2115 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
2116 and ix86_fp_swap_condition.
2117 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
2118 Use ix86_fp_comparison_strategy.
2119 (ix86_expand_compare): Likewise. Eliminate last two arguments.
2120 (ix86_fp_jump_nontrivial_p): Eliminate.
2121 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
2122 call to ix86_expand_compare.
2123 (ix86_split_fp_branch, ix86_expand_setcc,
2124 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
2125 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
2127 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2129 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
2130 related to jump_clobbers.
2131 * config/arm/arm.md (conds): Remove jump_clob case.
2132 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
2133 splits): Change comparison_operator to arm_comparison_operator.
2134 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
2137 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2139 * dojump.c (do_compare_rtx_and_jump): Try swapping the
2140 condition for floating point modes.
2141 * expmed.c (emit_store_flag_1): Move here a bigger part
2143 (emit_store_flag): Try swapping the condition for floating point
2145 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
2147 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2149 * expr.c (expand_expr_real_1): Just use do_store_flag.
2150 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
2151 emit_store_flag_force.
2152 * expmed.c (emit_store_flag_force): Copy here trick
2153 previously in expand_expr_real_1. Try reversing the comparison.
2154 (emit_store_flag_1): Work if target is NULL.
2155 (emit_store_flag): Work if target is NULL, using the result mode
2156 from the comparison. Use split_comparison, restructure final part
2157 to simplify conditionals.
2159 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2161 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
2162 * dojump.c (do_jump): Change handling of floating-point
2163 ops to use just do_compare_and_jump.
2164 (split_comparison): New.
2165 (do_compare_rtx_and_jump): Add here logic coming previously
2166 in do_jump, using split_comparison.
2168 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
2171 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
2173 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2175 * tree-ssa-alias.c: Fix unintentional commit.
2177 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2179 * passes.c (execute_one_pass): Fix unintentional commit.
2181 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2183 * df-problems.c (df_set_seen, df_unset_seen): Delete.
2184 (df_rd_local_compute, df_md_local_compute): Inline them.
2186 (df_md_scratch): New.
2187 (df_md_alloc, df_md_free): Allocate/free it.
2188 (df_md_local_compute): Only include live registers in init.
2189 (df_md_transfer_function): Prune the in-set computed by
2190 the confluence function, and the gen-set too.
2192 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2194 PR rtl-optimization/26854
2195 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
2196 * df-problems.c (df_rd_add_problem): Fix comment.
2197 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
2198 df_md_simulate_artificial_defs_at_top,
2199 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
2200 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
2201 df_md_transfer_function, df_md_init, df_md_confluence_0,
2202 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
2203 problem_MD, df_md_add_problem): New.
2204 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
2205 df_md_get_bb_info): New.
2206 (DF_LAST_PROBLEM_PLUS1): Adjust.
2208 * Makefile.in (fwprop.o): Include domwalk.h.
2209 * fwprop.c: Include domwalk.h.
2210 (reg_defs, reg_defs_stack): New.
2211 (bitmap_only_bit_between): Remove.
2212 (process_defs): New.
2213 (process_uses): Use reg_defs and local_md instead of
2214 bitmap_only_bit_between and local_rd.
2215 (single_def_use_enter_block): New, from build_single_def_use_links.
2216 (single_def_use_leave_block): New.
2217 (build_single_def_use_links): Remove code moved to
2218 single_def_use_enter_block, invoke domwalk.
2219 (use_killed_between): Adjust comment.
2221 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2223 * bitmap.h (bitmap_ior_and_into): New.
2224 * bitmap.c (bitmap_ior_and_into): New.
2226 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2228 * domwalk.h (struct dom_walk_data): Remove all callbacks except
2229 before_dom_children_before_stmts and after_dom_children_after_stmts.
2230 Rename the two remaining callbacks to just before_dom_children and
2231 after_dom_children. Remove other GIMPLE statement walking bits.
2232 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
2233 * graphite.c: Do not include domwalk.h.
2234 * tree-into-ssa.c (interesting_blocks): New global.
2235 (struct mark_def_sites_global_data): Remove it and names_to_rename.
2236 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
2237 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
2238 now that they're not domwalk callbacks.
2239 (rewrite_initialize_block): Rename to...
2240 (rewrite_enter_block): ... this, place after called functions. Test
2241 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
2242 (rewrite_finalize_block): Rename to...
2243 (rewrite_leave_block): ... this, place after called functions.
2244 (rewrite_update_init_block): Rename to...
2245 (rewrite_update_enter_block): ... this, place after called functions.
2246 Test interesting_blocks, call rewrite_update_stmt and
2247 rewrite_update_phi_arguments.
2248 (rewrite_update_fini_block): Rename to...
2249 (rewrite_leave_block): ... this, place after called functions.
2250 (rewrite_blocks): Remove last argument, simplify initialization of
2252 (mark_def_sites_initialize_block): Rename to...
2253 (mark_def_sites_block): ... this, call mark_def_sites.
2254 (mark_def_sites_blocks): Remove argument, simplify initialization of
2256 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
2257 (update_ssa): Likewise.
2258 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
2260 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
2261 (dom_opt_initialize_block): Rename to...
2262 (dom_opt_enter_block): ... this, place after called functions. Walk
2263 statements here, inline propagate_to_outgoing_edges.
2264 (dom_opt_finalize_block): Rename to...
2265 (dom_opt_leave_block): ... this, place after called functions.
2266 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
2268 (dse_enter_block, dse_record_phi): New.
2269 (dse_record_phis): Delete.
2270 (dse_finalize_block): Rename to...
2271 (dse_leave_block): ... this.
2272 (tree_ssa_dse): Simplify initialization of walk_data.
2273 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
2274 Adjust initialization of walk_data.
2275 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
2276 * tree-ssa-loop-phiopt.c (get_non_trapping):
2277 Adjust initialization of walk_data.
2278 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
2279 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
2280 it's not a domwalk callback.
2281 (uncprop_initialize_block): Rename to...
2282 (dse_enter_block): ... this, call uncprop_into_successor_phis.
2283 (dse_finalize_block): Rename to...
2284 (dse_leave_block): ... this.
2285 (tree_ssa_uncprop): Simplify initialization of walk_data.
2286 * Makefile.in: Adjust dependencies.
2288 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
2290 * arm.md (casesi): Fix test for Thumb1.
2291 (thumb1_casesi_internal_pic): Likewise.
2292 (thumb1_casesi_dispatch): Likewise.
2294 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
2296 * config/arm/arm-cores.def: Added core cortex-m0.
2297 * config/arm/arm-tune.md: Regenerated.
2298 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
2300 2009-06-26 DJ Delorie <dj@redhat.com>
2302 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
2304 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
2305 the scheduler doesn't tag jump insns.
2307 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
2309 * c-decl.c (merge_decls): Re-indent.
2311 2009-06-26 Janis Johnson <janis187@us.ibm.com>
2314 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
2315 Special-case decimal float constants.
2317 2009-06-26 Richard Henderson <rth@redhat.com>
2319 * function.h (struct function): Add cannot_be_copied_reason,
2320 and cannot_be_copied_set.
2321 * tree-inline.c (has_label_address_in_static_1): Rename from
2322 inline_forbidden_p_2; don't set inline_forbidden_reason here.
2323 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
2324 don't set inline_forbidden_reason.
2325 (copy_forbidden): New function, split out of inline_forbidden_p.
2326 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
2327 (inline_forbidden_p): Use copy_forbidden.
2328 (tree_versionable_function_p): Likewise.
2329 (inlinable_function_p): Merge into tree_inlinable_function_p.
2330 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
2331 * ipa-cp.c (ipcp_versionable_function_p): New function.
2332 (ipcp_cloning_candidate_p): Use it.
2333 (ipcp_node_modifiable_p): Likewise.
2335 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
2337 * builtins.c (expand_builtin_alloca): Handle builtin alloca
2338 that is marked not to be inlined. Remove flag_mudflap use.
2339 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
2340 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
2342 2009-06-26 Steve Ellcey <sje@cup.hp.com>
2345 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
2346 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
2348 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
2350 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
2352 (__mingwthr_remove_key_dtor): Likewise.
2354 2009-06-26 Richard Guenther <rguenther@suse.de>
2356 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
2358 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
2361 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
2362 try the non-cond_exec path also.
2364 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2367 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
2368 (output_cbranch): Use new functions.
2369 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
2372 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2373 Pat Haugen <pthaugen@us.ibm.com>
2374 Revital Eres <ERES@il.ibm.com>
2376 * config/rs6000/rs6000.c (print_operand): Correct lossage message
2377 for %c error. Add %x support to print VSX registers as a unified
2378 register set, instead of separate float and altivec registers.
2379 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
2380 %y case, and add support for VSX pre-modify addresses.
2381 (output_toc): Add assert for CONST containing an integer constant
2383 (rs6000_adjust_cost): Add POWER7 support.
2384 (insn_must_be_first_in_group): Ditto.
2385 (insn_must_be_last_in_group): Ditto.
2386 (rs6000_emit_popcount): Ditto.
2387 (rs6000_vector_mode_supported_p): Ditto.
2389 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
2390 Change some of the functions called by macros to being called
2391 through a pointer, so debug functions can be inserted if
2392 -mdebug=addr or -mdebug=cost.
2393 (rs6000_preferred_reload_class_ptr): Ditto.
2394 (rs6000_secondary_reload_class_ptr): Ditto.
2395 (rs6000_secondary_memory_needed_ptr): Ditto.
2396 (rs6000_cannot_change_mode_class_ptr): Ditto.
2397 (rs6000_secondary_reload_inner): Ditto.
2398 (rs6000_legitimize_reload_address): Ditto.
2399 (rs6000_legitimize_reload_address_ptr): Ditto.
2400 (rs6000_mode_dependent_address): Ditto.
2401 (rs6000_mode_dependent_address_ptr): Ditto.
2403 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
2404 function to return true if the mode allows reg + integer
2406 (virtual_stack_registers_memory_p): New function to return true if
2407 the address refers to a virtual stack register.
2408 (rs6000_legitimate_offset_address_p): Move code to say whether a
2409 mode supports reg+int addressing to reg_offset_addressing_ok_p and
2411 (rs6000_legitimate_address_p): Add checks for modes that only can
2412 do reg+reg addressing. Start adding VSX support.
2413 (rs6000_legitimize_reload_address): Ditto.
2414 (rs6000_legitimize_address): Ditto.
2415 (rs6000_debug_legitimate_address_p): New debug functions for
2416 -mdebug=addr and -mdebug=cost.
2417 (rs6000_debug_rtx_costs): Ditto.
2418 (rs6000_debug_address_costs): Ditto.
2419 (rs6000_debug_adjust_cost): Ditto.
2420 (rs6000_debug_legitimize_address): Ditto.
2421 (rs6000_legitimize_reload_address_ptr): Point to call normal
2422 function or debug function. Make functions called via pointer
2424 (rs6000_mode_dependent_address_ptr): Ditto.
2425 (rs6000_secondary_reload_class_ptr): Ditto.
2426 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
2427 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
2428 into a friendlier error.
2429 (rs6000_init_builtins): Add initial VSX support.
2430 (rs6000_adjust_cost): Fix some spacing issues.
2432 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
2433 (REG_CLASS_NAMES): Ditto.
2434 (REG_CLASS_CONTENTS): Ditto.
2435 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
2436 pointer, to add -mdebug=addr support.
2437 (CANNOT_CHANGE_MODE_CLASS): Ditto.
2438 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
2439 -mdebug=addr support.
2440 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
2441 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
2442 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
2444 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
2446 (bswapsi*): Set attribute types for load/store. Add combiner
2447 patterns to eliminate zero extend on 64-bit.
2448 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
2449 stdbrx if the hardware supports those instructions.
2451 2009-06-25 Ian Lance Taylor <iant@google.com>
2453 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
2454 (Link Options): Document -static-libstdc++.
2456 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2459 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
2460 DATA_ALIGNMENT instead.
2462 2009-06-25 Richard Guenther <rguenther@suse.de>
2464 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
2465 indirect references against the callused/escaped solutions.
2466 (call_may_clobber_ref_p_1): Likewise.
2468 2009-06-25 Martin Jambor <mjambor@suse.cz>
2470 PR tree-optimization/40493
2471 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
2472 (enum unscalarized_data_handling): New type.
2473 (handle_unscalarized_data_in_subtree): Return what has been done.
2474 (load_assign_lhs_subreplacements): Handle left flushes differently.
2475 (sra_modify_assign): Use unscalarized_data_handling, simplified
2476 condition determining whether to remove the statement.
2478 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
2480 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
2481 excerpt - @ should be doubled for texinfo.
2483 2009-06-24 Ian Lance Taylor <iant@google.com>
2485 * config/arc/arc.c: Include "df.h".
2486 (arc_attribute_table): Make static. Move higher in file.
2487 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
2488 (output_shift): Initialize n later to avoid warning.
2489 * config/arm/arm.c (arm_attribute_table): Make static. Move
2491 * config/avr/avr.c (avr_attribute_table): Make static. Move
2493 (reg_class_tab): Change array type from int to enum reg_class.
2494 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
2496 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
2497 (lshrhi3_out): Likewise.
2498 (class_likely_spilled_p): Change return type to bool.
2499 (avr_rtx_costs): Use local code variable with enum type.
2500 * config/avr/avr.md (movmemhi): Use add_reg_note.
2501 (andhi3, andsi3): Don't use AS2 with "and".
2502 (iorhi3, iorsi3): Don't use AS2 with "or".
2503 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
2504 * config/crx/crx.c: Include "df.h".
2505 (crx_attribute_table): Make static.
2506 * config/m32r/m32r.c: Include "df.h".
2507 (m32r_attribute_table): Make static. Move higher in file.
2508 (pop): Use add_reg_note.
2509 (block_move_call): Change 0 to LCT_NORMAL in function call.
2510 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
2511 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
2512 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
2513 declare, not just when TREE_CODE is defined.
2514 * config/m68hc11/m68hc11.c: Include "expr.h".
2515 (m68hc11_attribute_table): Make static. Move higher in file.
2516 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
2518 (m68hc11_register_indirect_p): Likewise.
2519 (m68hc11_function_arg_padding): Change return type to enum
2521 (emit_move_after_reload): Use add_reg_note.
2522 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
2523 (m68hc11_split_logical): Likewise.
2524 (m68hc11_rtx_costs): Add local code_and outer_code variables with
2526 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
2527 to VOIDmode in function call.
2528 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
2530 (m68hc11_split_logical): Update declaration.
2531 (m68hc11_function_arg_padding): Update declaration.
2532 * config/mcore/mcore.c (regno_reg_class): Change form array of int
2533 to array of enum reg_class.
2534 (mcore_attribute_table): Make static. Move higher in file.
2535 (mcore_rtx_costs): Add cast to enum type.
2536 * config/mcore/mcore.h (regno_reg_class): Update declaration.
2537 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
2538 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
2540 * config/sh/predicates.md (trapping_target_operand): Rename and to
2542 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
2544 * config/spu/spu.c (spu_attribute_table): Make static. Move
2546 * config/v850/v850.c (v850_attribute_table): Make static. Move
2548 (v850_rtx_costs): Use local code with enum type.
2549 (expand_epilogue): Add cast.
2550 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
2552 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
2555 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
2556 -m2a-single-only and -m2a-nofpu.
2557 * config/sh/sh.opt: Document m2a generates FPU code.
2559 2009-06-24 Anatoly Sokolov <aesok@post.ru>
2561 * defaults.h (CAN_ELIMINATE): Provide default.
2562 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2563 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
2564 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
2565 * config/spu/spu.h (CAN_ELIMINATE): Delete.
2566 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
2567 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
2568 * config/cris/cris.h (CAN_ELIMINATE): Delete.
2569 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
2570 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
2571 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
2573 2009-06-24 DJ Delorie <dj@redhat.com>
2575 * mep-ext-cop.cpu: Fix copyright notice.
2576 * mep-default: Fix copyright notice.
2577 * mep-core: Fix copyright notice.
2578 * mep: Fix copyright notice.
2579 * mep-ivc2: Fix copyright notice.
2580 * mep-c5: Fix copyright notice.
2582 2009-06-24 Denis Chertykov <chertykov@gmail.com>
2584 * doc/contrib.texi (Contributors):
2586 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
2589 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
2590 src and dst operands if necessary.
2592 2009-06-23 DJ Delorie <dj@redhat.com>
2595 * config.gcc: Add mep support.
2596 * recog.c: Resurrect validate_replace_rtx_subexp().
2597 * recog.h: Likewise.
2598 * config/mep/: Add new port:
2599 * config/mep/constraints.md: New file.
2600 * config/mep/default.h: New file.
2601 * config/mep/intrinsics.h: New file.
2602 * config/mep/intrinsics.md: New file.
2603 * config/mep/ivc2-template.h: New file.
2604 * config/mep/mep-c5.cpu: New file.
2605 * config/mep/mep-core.cpu: New file.
2606 * config/mep/mep-default.cpu: New file.
2607 * config/mep/mep-ext-cop.cpu: New file.
2608 * config/mep/mep-intrin.h: New file.
2609 * config/mep/mep-ivc2.cpu: New file.
2610 * config/mep/mep-lib1.asm: New file.
2611 * config/mep/mep-lib2.c: New file.
2612 * config/mep/mep-pragma.c: New file.
2613 * config/mep/mep-protos.h: New file.
2614 * config/mep/mep-tramp.c: New file.
2615 * config/mep/mep.c: New file.
2616 * config/mep/mep.cpu: New file.
2617 * config/mep/mep.h: New file.
2618 * config/mep/mep.md: New file.
2619 * config/mep/mep.opt: New file.
2620 * config/mep/predicates.md: New file.
2621 * config/mep/t-mep: New file.
2623 2009-06-23 Ian Lance Taylor <iant@google.com>
2625 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
2626 from loose_warn into c_loose_warn and from strict_warn into
2627 c_strict_warn. Set and substitute warn_cxxflags. Check for
2628 --enable-build-with-cxx. Set and substitute
2629 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
2630 * Makefile.in (CXXFLAGS): New variable.
2631 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
2632 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
2633 the default is the same as $(STRICT_WARN).
2634 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
2635 (CXX): New variable.
2636 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
2637 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
2638 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
2639 (HOST_LIBS): New variable.
2640 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
2641 (ALL_CXXFLAGS): New variable.
2642 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
2643 * doc/install.texi (Configuration): Document
2644 --enable-build-with-cxx, --with-stage1-ldflags,
2645 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
2646 * configure: Rebuild.
2648 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2650 * config/arm/arm.c (arm_override_options): Fix braces and formatting
2651 from previous commit.
2653 2009-06-23 Ian Lance Taylor <iant@google.com>
2655 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
2657 2009-06-23 Ian Lance Taylor <iant@google.com>
2659 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
2660 with ATTRIBUTE_UNUSED.
2662 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2663 Pat Haugen <pthaugen@us.ibm.com>
2664 Revital Eres <eres@il.ibm.com>
2666 * config.in (HAVE_AS_POPCNTD): Add default definition.
2667 (HAVE_AS_LWSYNC): Ditto.
2669 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
2671 (gcc_cv_as_powerpc_cmpb): Ditto.
2672 (gcc_cv_as_powerpc_dfp): Ditto.
2673 (gcc_cv_as_powerpc_vsx): Ditto.
2674 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
2675 supporting the popcntd/lwsync instructions.
2676 (gcc_cv_as_powerpc_lwsync): Ditto.
2677 * configure: Regenerate.
2679 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
2680 -mcpu=native and -mcpu=power7.
2681 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
2683 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
2684 a variable instead of a mask to reduce the number of mask bits.
2685 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
2686 (-mbit-word): Ditto.
2687 (-mregnames): Ditto.
2688 * config/rs6000/rs6000.opt (-mupdate): Ditto.
2689 (-mfused-madd): Ditto.
2691 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
2693 (-mvsx): New switch for VSX instructions.
2694 (-misel): Move from a variable to a mask to allow it to be set by
2697 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
2698 function declaration to an array declaration.
2699 (rs6000_hard_regno_nregs): New external array declaration.
2701 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
2702 files included by rs6000.md.
2704 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
2705 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
2707 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
2709 (rs6000_debug_reg): New -mdebug= variables.
2710 (rs6000_debug_addr): Ditto.
2711 (rs6000_debug_cost): Ditto.
2712 (rs6000_pmode): New variable to hold Pmode.
2713 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
2714 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
2715 calculated at compiler start.
2716 (rs6000_hard_regno_nregs): Change function to an array which holds
2717 HARD_REGNO_NREGS calculated at compiler start.
2718 (rs6000_explicit_options): Delete isel field.
2719 (rs6000_vector_unit): New array to hold which vector unit
2720 supports arithmetic options for a given type.
2721 (rs6000_vector_mem): New array to hold which vector unit supports
2722 memory reference operations for a given type.
2723 (rs6000_vector_align): New array to given the alignment of each
2725 (power7_cost): New basic costs for power7.
2726 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
2727 (rs6000_hard_regno_nregs_internal): New function, moved from
2728 HARD_REGNO_NREGS, to calculate the number of registers each hard
2729 register takes for each type.
2730 (rs6000_debug_reg_print): New function for -mdebug=reg support.
2731 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
2732 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
2733 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
2734 unit information here so it is calculated once at compiler startup
2736 (rs6000_override_options): Make -misel a target mask. Add more
2737 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
2738 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
2740 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
2741 (rs6000_handle_option): Move -misel from variable to target mask.
2742 (rs6000_builtin_mask_for_load): Add VSX support.
2743 (rs6000_conditional_register_usage): Ditto.
2744 (USE_ALTIVEC_FOR_ARG_P): Ditto.
2745 (function_arg_boundary): Ditto.
2746 (rs6000_expand_builtin): Ditto.
2747 (def_builtin): Make abort message a little friendlier.
2748 (rs6000_emit_int_cmove): Add support for 64-bit isel.
2750 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
2751 assembler support the popcntd instruction instead of a vsx
2752 instruction to enable power7 support.
2753 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
2754 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
2755 option to the assembler if -mcpu=native.
2756 (ASM_CPU_NATIVE_SPEC): Ditto.
2757 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
2759 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
2760 the lwsync instruction.
2761 (enum processor_type): Add PROCESSOR_POWER7.
2762 (rs6000_debug_reg): New -mdebug= options.
2763 (rs6000_debug_addr): Ditto.
2764 (rs6000_debug_cost): Ditto.
2765 (rs6000_isel): Delete.
2766 (enum rs6000_vector): New enum to say what vector unit we have.
2767 (VECTOR_UNIT_*): New macros to say which vector unit has
2768 arithmetic operations for a given type.
2769 (VECTOR_MEM_*): New macros to say which vector unit has memory
2770 operations for a given type.
2771 (TARGET_LDBRX): Whether the machine supports the ldbrx
2773 (TARGET_ISEL): Delete, -misel moved to be a mask.
2774 (TARGET_ISEL64): New macro for 64-bit isel support.
2775 (UNITS_PER_VSX_WORD): New macro.
2776 (POINTER_SIZE): Move to be an external variable, rather than
2777 calculating whether we are generating 32 ot 64-bit code.
2779 (STACK_BOUNDARY): Add VSX support.
2780 (LOCAL_ALIGNMENT): Ditto.
2781 (SLOW_UNALIGNED_ACCESS): Ditto.
2782 (VSX_REGNO_P): New macro for VSX support.
2783 (VFLOAT_REGNO_P): Ditto.
2784 (VINT_REGNO_P): Ditto.
2785 (VLOGICAL_REGNO_P): Ditto.
2786 (VSX_VECTOR_MODE): Ditto.
2787 (VSX_SCALAR_MODE): Ditto.
2789 (VSX_MOVE_MODE): Ditto.
2790 (VSX_REG_CLASS_P): Ditto.
2791 (HARD_REGNO_NREGS): Instead of calling a function, use an array
2793 (UNITS_PER_SIMD_WORD): Add VSX support.
2794 (MODES_TIEABLE_P): Ditto.
2795 (STARTING_FRAME_OFFSET): Ditto.
2796 (STACK_DYNAMIC_OFFSET): Ditto.
2797 (EPILOGUE_USES): Ditto.
2798 (REGNO_REG_CLASS): Move to array lookup.
2799 (CLASS_MAX_NREGS): Ditto.
2800 (rs6000_vector_reg_class): Add declaration.
2801 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
2802 overlap with the floating point and Altivec registers.
2804 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
2806 * config/rs6000/driver-rs6000.c (asm_names): New static array to
2807 give the appropriate asm switches if -mcpu=native.
2808 (host_detect_local_cpu): Add support for "asm".
2809 (host_detect_local_cpu): Follow GNU code guidelines for name.
2811 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
2812 -mbit-word to a variable instead of being a target mask.
2814 * config/rs6000/sync.md (lwsync): If the assembler supports it,
2815 emit the lwsync instruction instead of emitting the instruction as
2816 an integer constant.
2818 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
2819 fixuns_trundfsi2, move expander into rs6000.md.
2821 * config/rs6000/rs6000.md (cpu): Add power7.
2822 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
2823 (logical predicate patterns): Change the single instruction
2824 primitives that set CR0 to be fast_compare instead of compare.
2826 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
2827 (popcntddi2): Ditto.
2828 (popcount<mode>): Ditto.
2829 (floating multiply/add insns): Name the floating point
2831 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
2832 (isel_unsigned_<mode>): Ditto.
2833 (fixuns_trundfsi2): Move expander here from spe.md.
2834 (smindi3): Define if we have -misel on 64-bit systems.
2839 2009-06-23 Anatoly Sokolov <aesok@post.ru>
2841 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
2843 * config/avr/avr.c (avr_current_device): New variable.
2844 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
2845 (avr_arch, mcu_type_s): Move to avr.h.
2846 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
2847 default_data_section_start fields.
2848 (avr_arch): Moved from avr.c.
2849 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
2850 library_name fields.
2851 (avr_current_device, avr_mcu_types, avr_arch_types,
2852 avr_device_to_arch, avr_device_to_data_start,
2853 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
2854 (EXTRA_SPEC_FUNCTIONS): Define.
2855 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
2856 options mapping. Use device_to_arch and device_to_data_start insted.
2857 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
2858 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
2859 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
2860 * config/avr/driver-avr.c: New file.
2861 * config/avr/avr-devices.c: New file.
2863 2009-06-23 Jakub Jelinek <jakub@redhat.com>
2865 * var-tracking.c (unshare_variable): Force initialized to
2866 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
2867 (set_variable_part): Likewise.
2868 (struct variable_union_info): Remove pos_src field.
2869 (vui_vec, vui_allocated): New variables.
2870 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
2871 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
2872 == 1 use a simpler sorting algorithm. Compute pos field right
2873 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
2874 Avoid quadratic comparison if !flag_var_tracking_uninit.
2875 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
2876 unshare_variable unconditionally.
2877 (dataflow_set_different_2): Removed.
2878 (dataflow_set_different): Don't traverse second hash table.
2879 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
2880 unconditionally to var_reg_set or var_mem_set.
2881 (emit_notes_in_bb): Likewise.
2882 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
2884 (emit_note_insn_var_location): Don't set initialized to
2885 VAR_INIT_STATUS_INITIALIZED early.
2886 (vt_finalize): Free vui_vec if needed, clear vui_vec and
2888 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
2890 * tree-object-size.c (addr_object_size): Instead of checking
2891 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
2892 are no FIELD_DECLs following it.
2894 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
2896 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
2897 order to match bswaps with signed source operands.
2899 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2901 * sdbout.c (sdbout_one_type): Fix braces in switch.
2903 2009-06-23 Richard Guenther <rguenther@suse.de>
2905 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
2907 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
2908 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
2909 var_callused, callused_tree, var_storedanything, storedanything_tree,
2910 var_integer, integer_tree): Remove global variables.
2911 (new_var_info): Do not pass new id, append the new var to the
2912 global variable vector.
2913 (do_ds_constraint): Use is_global_var member of the variable-info.
2914 (new_scalar_tmp_constraint_exp): Adjust.
2915 (create_function_info_for): Likewise.
2916 (create_variable_info_for): Likewise.
2917 (find_what_var_points_to): Remove dead code.
2918 (init_base_vars): Simplify.
2919 (compute_points_to_sets): Adjust.
2921 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2923 * combine.c (try_combine): Dump information about the insns we're
2926 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2928 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
2929 check when calling force_to_mode on TRUNCATE's operand.
2931 2009-06-22 Ian Lance Taylor <iant@google.com>
2933 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
2935 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2937 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
2939 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2941 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
2942 override library linkage flags such as -static-libgcc or
2945 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2947 * config/m68k/m68k-devices.def: Add line for MCF5221x.
2949 2009-06-22 Ian Lance Taylor <iant@google.com>
2951 * config/linux.opt: Put mglibc ahead of muclibc.
2953 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
2954 for duplicate decls.
2956 2009-06-22 Matthias Klose <doko@ubuntu.com>
2958 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
2960 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2963 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
2964 instead of NULL if a parser error occurs.
2966 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2968 * dwarf2out.c (dwarf2_debug_hooks): Initialize
2969 non-DWARF2_DEBUGGING_INFO version.
2971 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
2973 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
2974 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
2976 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
2977 (LIBGCC2_TF_CEXT): Define.
2980 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2983 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
2985 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2987 * config/arm/arm.c (arm_override_options): Disable
2988 -mcaller-super-interworking and -mcallee-super-interworking.
2989 * doc/invoke.texi (ARM Options): Document this.
2991 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
2993 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
2994 * config/arm/constraints.md (j): New constraint for movw operands.
2995 (N): Remove thumb2 meaning.
2996 * config/arm/arm.md (*arm_movw): Delete.
2997 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
2998 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
2999 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
3001 2009-06-22 Martin Jambor <mjambor@suse.cz>
3003 PR tree-optimization/40492
3004 * tree-sra.c (sra_modify_assign): Pass zero offsets to
3005 build_ref_for_offset.
3007 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
3009 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
3010 JUMP_TABLE_DATA_P predicates where applicable.
3011 * auto-inc-dec.c: Ditto.
3012 * builtins.c: Ditto.
3013 * caller-save.c: Ditto.
3015 * cfgcleanup.c: Ditto.
3016 * cfglayout.c: Ditto.
3019 * combine-stack-adj.c: Ditto.
3025 * dwarf2asm.c: Ditto.
3026 * dwarf2out.c: Ditto.
3027 * emit-rtl.c: Ditto.
3033 * function.c: Ditto.
3036 * genpreds.c: Ditto.
3037 * genrecog.c: Ditto.
3039 * ira-costs.c: Ditto.
3040 * ira-lives.c: Ditto.
3043 * lower-subreg.c: Ditto.
3044 * modulo-sched.c: Ditto.
3046 * postreload.c: Ditto.
3047 * print-rtl.c: Ditto.
3056 * sched-vis.c: Ditto.
3058 * sel-sched-ir.c: Ditto.
3059 * simplify-rtx.c: Ditto.
3060 * targhooks.c: Ditto.
3061 * var-tracking.c: Ditto.
3062 * vmsdbgout.c: Ditto.
3064 2009-06-22 Matthias Klose <doko@ubuntu.com>
3066 * Makefile.in (install-plugin): Always use DESTDIR.
3068 2009-06-22 Olivier Hainque <hainque@adacore.com>
3070 * config/pa/pa.c (output_call): Don't optimize post call jumps
3071 into return address adjustments if the call may throw.
3073 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
3075 * arm.c (thumb1_output_casesi): New function.
3076 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
3077 optimizing for size or PIC.
3078 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
3079 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
3080 (casesi): Handle Thumb-1 when optimizing for size or PIC.
3081 (thumb1_casesi_internal_pic): New expand rule.
3082 (thumb1_casesi_dispatch): New pattern.
3083 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
3085 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
3086 in the text seciton when PIC or optimizing for size.
3087 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
3088 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
3089 preservation properties of code.
3090 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
3091 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
3092 (__gnu_thumb1_case_si): New function.
3093 * t-arm (LIB1ASMSRC): Define here.
3094 (LIB1ASMFUNCS): Add some common functions.
3095 * t-arm-elf (LIB1ASMSRC): Delete.
3096 (LIB1ASMFUNCS): Append to existing set.
3097 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3098 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3099 * t-symbian (LIB1ASMFUNCS): Likewise.
3100 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3101 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3103 2009-06-21 Richard Guenther <rguenther@suse.de>
3105 PR tree-optimization/38729
3106 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
3107 to loops with a single exit if -fno-expensive-optimizations.
3109 2009-06-21 Jakub Jelinek <jakub@redhat.com>
3111 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
3112 (dataflow_set): Change vars type from htab_t to shared_hash.
3113 (shared_hash_pool, empty_shared_hash): New variables.
3114 (vars_clear): Removed.
3115 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
3116 shared_hash_find_slot_unshare, shared_hash_find_slot,
3117 shared_hash_find_slot_noinsert, shared_hash_find): New
3119 (shared_hash_unshare, shared_hash_destroy): New functions.
3120 (unshare_variable): Unshare set->vars if shared, use
3122 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
3123 (get_init_value, find_src_set_src, dump_dataflow_set,
3124 clobber_variable_part, emit_notes_for_differences): Use
3126 (dataflow_set_init): Remove second argument, set vars to
3127 empty_shared_hash instead of creating a new htab.
3128 (dataflow_set_clear): Call shared_hash_destroy and set vars
3129 to empty_shared_hash instead of calling vars_clear.
3130 (dataflow_set_copy): Don't call vars_copy, instead just share
3131 the src htab with dst.
3132 (variable_union): Use shared_hash_*, use initially NO_INSERT
3133 lookup if set->vars is shared. Don't keep slot cleared before
3134 calling unshare_variable. Unshare set->vars if needed.
3135 Even ->refcount == 1 vars must be unshared if set->vars is shared
3136 and var needs to be modified.
3137 (variable_canonicalize): New function.
3138 (dataflow_set_union): If dst->vars is empty, just share src->vars
3139 with dst->vars and traverse with variable_canonicalize to canonicalize
3140 and unshare what is needed.
3141 (dataflow_set_different): If old_set and new_set use the same shared
3142 htab, they aren't different. If number of htab elements is different,
3143 htabs are different. Use shared_hash_*.
3144 (dataflow_set_destroy): Call shared_hash_destroy instead of
3146 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
3147 second argument to dataflow_set_init.
3148 (vt_initialize): Likewise. Initialize shared_hash_pool and
3149 empty_shared_hash, move bb in/out initialization afterwards.
3150 Use variable_htab_free instead of NULL as changed_variables del hook.
3151 (variable_was_changed): Change type of second argument to pointer to
3152 dataflow_set. When inserting var into changed_variables, bump
3153 refcount. Unshare set->vars if set is shared htab and slot needs to
3155 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
3156 lookup if set->vars is shared. Unshare set->vars if needed.
3157 Even ->refcount == 1 vars must be unshared if set->vars is shared
3158 and var needs to be modified. Adjust variable_was_changed caller.
3159 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
3160 vars must be unshared if set->vars is shared and var needs to be
3161 modified. Adjust variable_was_changed caller.
3162 (emit_note_insn_var_location): Don't pool_free var.
3163 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
3165 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
3166 free_alloc_pool on shared_hash_pool.
3168 2009-06-20 Anthony Green <green@moxielogic.com>
3170 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
3171 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
3173 2009-06-20 Richard Guenther <rguenther@suse.de>
3175 * tree-ssa-structalias.c (find_func_aliases): For memset use
3176 a constraint from NULL if we memset to zero.
3177 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
3178 we explicitly handle that do not read from memory.
3179 (call_may_clobber_ref_p_1): Properly handle builtins that may
3182 2009-06-20 Richard Guenther <rguenther@suse.de>
3184 PR tree-optimization/40495
3185 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
3186 (new_scalar_tmp_constraint_exp): New function.
3187 (process_constraint): Do not create temporary decls.
3188 (process_all_all_constraints): Likewise.
3189 (handle_const_call): Likewise.
3190 (create_function_info_for): Do not set decl.
3192 2009-06-19 Ian Lance Taylor <iant@google.com>
3194 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
3195 (rs6000_attribute_table): Make static; move before use.
3197 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
3199 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
3200 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
3201 Propagate the TREE_READONLY flag without overwriting it.
3202 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
3203 Propagate the TREE_READONLY flag onto the result.
3204 (process_call_operands): Move around. Use correct constant value.
3206 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3209 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
3210 * config/arm/arm.md: Likewise.
3212 2009-06-19 Ian Lance Taylor <iant@google.com>
3214 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
3215 to GIMPLE_ERROR_MARK.
3217 * c-typeck.c (build_conditional_expr): Add op1_original_type and
3218 op2_original_type parameters. Warn about using different enum types.
3219 * c-parser.c (c_parser_conditional_expression): Pass original
3220 types to build_conditional_expr.
3221 * c-tree.h (build_conditional_expr): Update declaration.
3223 2009-06-19 Ian Lance Taylor <iant@google.com>
3225 * config/i386/i386.c (ix86_function_specific_save): Test that
3226 fields match values, rather than testing the values are in a
3229 2009-06-19 Richard Guenther <rguenther@suse.de>
3231 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
3233 (ptr_derefs_may_alias_p): Likewise.
3234 (ptr_deref_may_alias_ref_p_1): New function.
3235 (ptr_deref_may_alias_ref_p): Likewise.
3236 (ref_maybe_used_by_call_p_1): Handle builtins that are not
3237 covered by looking at the ESCAPED solution.
3238 (call_may_clobber_ref_p_1): Likewise.
3239 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
3240 Handle NULL_TREE offset. Do not produce redundant constraints.
3241 (process_all_all_constraints): New helper function.
3242 (do_structure_copy): Use it.
3243 (handle_lhs_call): Likewise.
3244 (find_func_aliases): Handle some builtins with pointer arguments
3245 and/or return values explicitly.
3247 2009-06-19 Ian Lance Taylor <iant@google.com>
3249 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
3251 2009-06-19 Ian Lance Taylor <iant@google.com>
3253 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
3255 2009-06-19 Ian Lance Taylor <iant@google.com>
3257 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
3258 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
3261 * c-decl.c (finish_decl): If -Wc++-compat, warn about
3262 uninitialized const.
3264 2009-06-19 Ian Lance Taylor <iant@google.com>
3266 * dse.c (struct store_info): Rename bitmap field to bmap. Change
3269 * c-decl.c (in_struct, struct_types): Remove.
3270 (struct c_binding): Add in_struct field.
3271 (c_binding_ptr): Define type, along with VEC.
3272 (struct c_struct_parse_info): Define.
3273 (struct_parse_info): New static variable.
3274 (bind): Initialize in_struct field.
3275 (start_struct): Remove enclosing_in_struct and
3276 enclosing_struct_types parameters. Add
3277 enclosing_struct_parse_info parameter. Change all callers. Set
3278 struct_parse_info rather than in_struct and struct_types.
3279 (grokfield): If -Wc++-compat and there is a symbol binding for the
3280 field name, set the in_struct flag and push it on the
3281 struct_parse_info->fields vector.
3282 (warn_cxx_compat_finish_struct): New static function.
3283 (finish_struct): Remove enclosing_in_struct and
3284 enclosing_struct_types parameters. Add
3285 enclosing_struct_parse_info parameter. Change all callers. Don't
3286 set C_TYPE_DEFINED_IN_STRUCT here. Call
3287 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
3288 parameter. Only push on struct_types if warn_cxx_compat.
3289 (finish_enum): Only push on struct_types if warn_cxx_compat.
3290 (declspecs_add_type): Add loc parameter. Change all callers.
3291 Change all error calls to error_at. Pass loc, not input_location,
3292 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
3293 defined in a struct. If -Wc++-compat and parsing a struct, record
3294 that a typedef name was used.
3295 * c-parser.c (c_parser_declspecs): Get location to pass to
3297 (c_parser_struct_or_union_specifier): Update calls to start_struct
3299 * c-tree.h (struct c_struct_parse_info): Declare.
3300 (finish_struct, start_struct): Update declarations.
3301 (declspecs_add_type): Update declaration.
3303 2009-06-19 Ian Lance Taylor <iant@google.com>
3305 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
3306 variable with an anonymous type.
3308 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3310 * see.c: Remove for real.
3312 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3314 * optabs.h (enum optab_index): Add new OTI_significand.
3315 (significand_optab): Define corresponding macro.
3316 * optabs.c (init_optabs): Initialize significand_optab.
3317 * genopinit.c (optabs): Implement significand_optab using
3318 significand?f2 patterns.
3319 * builtins.c (expand_builtin_mathfn): Handle
3320 BUILT_IN_SIGNIFICAND{,F,L}.
3321 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
3322 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
3324 * config/i386/i386.md (significandxf2, significand<mode>2): New
3325 expanders to implement significandf, significand and significandl
3326 built-ins as inline x87 intrinsics.
3328 2009-06-18 Anatoly Sokolov <aesok@post.ru>
3330 * config/avr/avr.c (avr_override_options): Remove setting value of
3331 PARAM_INLINE_CALL_COST.
3333 2009-06-18 Richard Henderson <rth@redhat.com>
3336 * tree-pass.h (TDF_ASMNAME): New.
3337 * tree-dump.c (dump_options): Add asmname.
3338 * doc/invoke.texi: Document it.
3340 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
3341 (dump_decl_name): ...here.
3342 (dump_function_name): New flags arg; mind TDF_ASMNAME.
3343 (dump_generic_node): Update dump_function_name calls.
3344 (print_call_name): New flags arg; update all dump calls.
3345 * diagnostic.h (print_call_name): Update.
3346 * gimple-pretty-print.c (dump_gimple_call): Update.
3348 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
3351 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
3353 2009-06-18 Diego Novillo <dnovillo@google.com>
3355 * doc/plugins.texi: Document plugin_is_GPL_compatible.
3356 * plugin.c (str_license): Declare.
3357 (try_init_one_plugin): Assert that the symbol
3358 'plugin_is_GPL_compatible' exists.
3360 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
3363 * Makefile.in (OBJS-common): Remove see.o.
3365 * common.opt (fsee): Mark as preserved for backward compatibility.
3366 * opts.c (common_handle_option): Add OPT_fsee to the backward
3367 compatibility section.
3368 * passes.c (init_optimization_passes, pass_see): Remove pass.
3369 * timevar.def (TV_SEE): Remove.
3370 * tree-pass.h (pass_see): Remove declaration.
3371 * doc/invoke.texi (-fsee): Remove documentation.
3373 2009-06-18 Martin Jambor <mjambor@suse.cz>
3375 * tree-sra.c: Include statistics.h
3376 (sra_stats): New variable.
3377 (sra_initialize): Clear sra_stats.
3378 (create_access_replacement): Increment sra_stats.replacements.
3379 (get_access_replacement): Do not return twice.
3380 (analyze_all_variable_accesses): Increment statistics counter by the
3381 number of scalarized aggregates.
3382 (generate_subtree_copies): Increment sra_stats.subtree_copies.
3383 (sra_modify_expr): Increment sra_stats.exprs.
3384 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
3385 (sra_modify_assign): Increment sra_stats.exprs,
3386 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
3387 (perform_intra_sra): Update statistics counters.
3388 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
3390 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3392 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
3393 (arm_scalar_mode_supported_p): New function.
3395 2009-06-18 Paul Brook <paul@codesourcery.com>
3396 Sandra Loosemore <sandra@codesourcery.com>
3398 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
3399 (__extendhfsf2, __truncsfhf2): Define.
3400 * config/arm/fp16.c: New file.
3401 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3402 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3404 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3406 * doc/extend.texi (Half-Precision): New section.
3407 * doc/invoke.texi (Option Summary): List -mfp16-format.
3408 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
3409 * config/arm/arm.opt (mfp16-format=): New.
3410 * config/arm/arm.c: Include intl.h.
3411 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
3412 (TARGET_INVALID_RETURN_TYPE): Redefine.
3413 (TARGET_PROMOTED_TYPE): Redefine.
3414 (TARGET_CONVERT_TO_TYPE): Redefine.
3415 (arm_fp16_format): Define.
3416 (all_fpus): Add entry for neon-fp16.
3417 (fp_model_for_fpu): Likewise.
3418 (struct fp16_format): Declare.
3419 (all_fp16_formats): Define.
3420 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
3422 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
3424 (arm_legitimate_index_p): Treat HFmode like HImode.
3425 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
3426 (coproc_secondary_reload_class): Special-case HFmode.
3427 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
3428 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
3429 (arm_init_fp16_builtins): New.
3430 (arm_init_builtins): Call it.
3431 (arm_invalid_parameter_type): New.
3432 (arm_invalid_return_type): New.
3433 (arm_promoted_type): New.
3434 (arm_convert_to_type).
3435 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
3437 (arm_emit_fp16_const): New function.
3438 (arm_mangle_type): Mangle __fp16 as "Dh".
3439 * config/arm/arm.h (TARGET_VFPD32): Make it know about
3441 (TARGET_NEON_FP16): New.
3442 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
3443 (enum fputype): Add FPUTYPE_NEON_FP16.
3444 (enum arm_fp16_format_type): Declare.
3445 (arm_fp16_format): Declare.
3446 (LARGEST_EXPONENT_IS_NORMAL): Define.
3447 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
3448 * config/arm/arm-modes.def (HFmode): Define.
3449 * config/arm/vfp.md: (*movhf_vfp): New.
3452 * config/arm/arm.md: (fpu): Add neon_fp16.
3453 (floatsihf2, floatdihf2): New.
3454 (fix_trunchfsi2, fix_trunchfdi2): New.
3458 (*arm32_movhf): New.
3459 (*thumb1_movhf): New.
3460 (consttable_2): Add check for HFmode constants.
3461 (consttable_4): Handle HFmode constants.
3463 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
3465 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
3467 2009-06-17 Olivier Hainque <hainque@adacore.com>
3469 * collect2.c (main): Use CONST_CAST2 to perform char ** to
3470 const char ** conversion in AIX specific section.
3472 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
3474 * config/i386/i386.c (ix86_special_builtin_type): Remove
3475 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
3476 (bdesc_special_args): Updated.
3477 (ix86_init_mmx_sse_builtins): Likewise.
3478 (ix86_expand_special_args_builtin): Likewise.
3480 2009-06-17 Richard Henderson <rth@redhat.com>
3482 * tree-pretty-print.c (maybe_dump_asm_name): New.
3483 (dump_decl_name): Use it.
3484 (PRINT_FUNCTION_NAME): Merge into...
3485 (dump_function_name): ... here. Use maybe_dump_asm_name.
3487 2009-06-17 Cary Coutant <ccoutant@google.com>
3489 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
3491 * debug.c (struct gcc_debug_hooks): Change placeholder for
3493 (debug_nothing_int_charstar_int): Replaced by...
3494 (debug_nothing_int_charstar_int_bool): ...this.
3495 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
3496 source_line prototype.
3497 (debug_nothing_int_charstar_int): Replaced by...
3498 (debug_nothing_int_charstar_int_bool): ...this.
3499 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
3500 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
3501 Output is_stmt operand when necessary.
3502 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
3503 (notice_source_line): Add is_stmt parameter.
3504 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
3505 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
3507 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
3508 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
3510 2009-06-17 Ian Lance Taylor <iant@google.com>
3512 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
3514 (struct store_by_pieces_d): Rename from store_by_pieces. Change
3517 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
3519 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
3520 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
3521 tree_strip_sign_nop_conversions and
3522 tree_ssa_strip_useless_type_conversions rather than stripping
3523 the operations here.
3524 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
3526 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
3527 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
3528 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
3529 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
3532 2009-06-17 Michael Eager <eager@eagercon.com>
3534 * config/rs6000/constraints.md (register_constraint "d"): New.
3535 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
3536 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
3537 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
3538 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
3539 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
3540 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
3541 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
3542 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
3543 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
3544 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
3546 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
3547 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
3548 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
3549 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
3550 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3551 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
3552 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
3553 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
3554 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
3555 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
3556 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
3557 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
3558 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
3559 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
3561 2009-06-16 Ian Lance Taylor <iant@google.com>
3563 * profile.c (total_num_never_executed): Don't define.
3564 (compute_branch_probabilities): Don't count or print
3566 (init_branch_prob): Don't set total_num_never_executed.
3567 (end_branch_prob): Don't print total_num_never_executed.
3569 2009-06-17 David Daney <ddaney@caviumnetworks.com>
3571 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
3573 2009-06-17 David Edelsohn <edelsohn@gnu.org>
3575 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
3576 (nabstd2_fpr): Same.
3578 2009-06-17 Steve Ellcey <sje@cup.hp.com>
3580 * expr.c (expand_assignment): Change complex type check.
3582 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
3584 * doc/plugins.texi (Building GCC plugins): Added new section.
3586 2009-06-17 Ian Lance Taylor <iant@google.com>
3588 * c-pch.c (get_ident): Don't set size of templ array.
3589 (pch_init): Don't set size of partial_pch array.
3591 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
3592 string constant to intialize an array whose size is the length of
3595 2009-06-17 Richard Guenther <rguenther@suse.de>
3597 PR tree-optimization/40389
3598 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
3599 to addressable types.
3600 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
3602 2009-06-17 Richard Guenther <rguenther@suse.de>
3605 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
3606 if there is no evolution of left in the loop bail out.
3607 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
3608 chrec_fold_multiply.
3610 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
3611 Janis Johnson <janis187@us.ibm.com>
3614 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
3615 for the symbol ref of a constant that is the source of a move
3616 - nor for any other not-obvious-label-ref constants.
3618 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
3620 * plugin.c (position_pass): Skip newly inserted pass during list
3621 traversal to avoid repeated insertion.
3623 2009-06-16 Ian Lance Taylor <iant@google.com>
3625 * vec.h (VEC_stack_alloc): Define different version if
3626 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
3627 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
3628 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
3629 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3631 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
3633 * config.gcc (extra_headers): Add ia32intrin.h for x86.
3635 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
3636 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
3637 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
3638 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
3639 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
3640 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3641 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3642 (bdesc_special_args): Add __builtin_ia32_rdtsc and
3643 __builtin_ia32_rdtscp.
3644 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
3645 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
3646 and __builtin_ia32_rorhi.
3647 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
3648 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3649 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3650 (ix86_expand_args_builtin): Likewise.
3651 (ix86_expand_special_args_builtin): Likewise.
3653 * config/i386/i386.md (UNSPECV_RDTSCP): New.
3654 (UNSPECV_RDTSC): Likewise.
3655 (UNSPECV_RDPMC): Likewise.
3656 (*bsr): Renamed to ...
3658 (*bsr_rex64): Renamed to ...
3662 (*rdpmc_rex64): Likewise.
3665 (*rdtsc_rex64): Likewise.
3667 (*rdtscp): Likewise.
3668 (*rdtscp_rex64): Likewise.
3670 * config/i386/ia32intrin.h: New.
3672 * config/i386/x86intrin.h: Include <ia32intrin.h>.
3674 2009-06-16 Ian Lance Taylor <iant@google.com>
3676 * ira-build.c (copy_info_to_removed_store_destinations):
3677 Initialize parent_a.
3679 2009-06-16 Ian Lance Taylor <iant@google.com>
3681 * c-decl.c (grokdeclarator): Change size_varies to bool.
3683 2009-06-16 Ian Lance Taylor <iant@google.com>
3685 * sel-sched.c: Make forward declarations of move_op_hooks and
3686 fur_hooks explicitly extern.
3688 2009-06-16 Ian Lance Taylor <iant@google.com>
3690 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
3691 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
3693 2009-06-16 Ian Lance Taylor <iant@google.com>
3695 * resource.c (mark_referenced_resources): Change
3696 include_delayed_effects parameter to bool. Change all callers.
3697 (mark_end_of_function_resources): Likewise.
3698 * reorg.c (insn_references_resource_p): Likewise.
3699 (insn_sets_resource_p): Likewise.
3700 * resource.h (mark_referenced_resources): Update declaration.
3701 (mark_end_of_function_resources): Update declaration.
3703 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3705 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
3707 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3709 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
3710 GCC can bootstrap on AIX with GNU Binutils 2.20.
3712 2009-06-16 Ian Lance Taylor <iant@google.com>
3714 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
3716 2009-06-16 Ian Lance Taylor <iant@google.com>
3718 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
3719 inline, not extern inline.
3720 (exact_log2): Likewise.
3721 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
3723 (exact_log2): Likewise, but don't test CTZ_HWI.
3725 2009-06-16 Ian Lance Taylor <iant@google.com>
3727 * bitmap.c (bitmap_clear): Don't declare as inline.
3728 * gimple.c (gimplify_assign): Likewise.
3729 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
3730 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
3731 (sched_scan_info): Remove duplicate definition.
3733 2009-06-16 Ian Lance Taylor <iant@google.com>
3735 * c-common.c (skip_evaluation): Don't define.
3736 (c_inhibit_evaluation_warnings): Define global variable.
3737 (overflow_warning): Check c_inhibit_evaluation_warnings rather
3738 than skip_evaluation.
3739 (convert_and_check, warn_for_div_by_zero): Likewise.
3740 * c-common.h (skip_evaluation): Don't declare.
3741 (c_inhibit_evaluation_warnings): Declare.
3742 * c-parser.c (c_parser_typeof_specifier): Set
3743 c_inhibit_evaluation_warnings rather than skip_evaluation.
3744 (c_parser_conditional_expression): Likewise.
3745 (c_parser_binary_expression): Likewise.
3746 (c_parser_sizeof_expression): Likewise.
3747 (c_parser_alignof_expression): Likewise.
3748 * c-typeck.c (build_indirect_ref): Check
3749 c_inhibit_evaluation_warnings rather than skip_evaluation.
3750 (build_conditional_expr, build_binary_op): Likewise.
3752 2009-06-16 Richard Guenther <rguenther@suse.de>
3754 * tree-ssa-alias.c (is_escape_site): Remove.
3755 * tree-ssa-alias.h (enum escape_type): Remove.
3756 (is_escape_site): Likewise.
3757 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
3758 via casts and asms without deferring to is_escape_site.
3760 2009-06-16 Jakub Jelinek <jakub@redhat.com>
3763 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
3764 use gen_lowpart if op0 has complex mode.
3766 2009-06-16 Richard Guenther <rguenther@suse.de>
3768 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
3769 variables add them to ESCAPED.
3770 (find_func_aliases): Do not make all indirectly stored values escaped.
3772 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
3774 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
3777 2009-06-16 Martin Jambor <mjambor@suse.cz>
3779 PR tree-optimization/40432
3780 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
3781 check whether we need to force gimple register operand.
3783 2009-06-16 Martin Jambor <mjambor@suse.cz>
3785 PR tree-optimization/40413
3786 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
3787 build_ref_for_offset.
3788 (propagate_subacesses_accross_link): Fix a typo in a comment.
3790 2009-06-16 Ira Rosen <irar@il.ibm.com>
3792 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3793 with additional parameter.
3794 * tree-vectorizer.h (enum vect_def_type): Add new value
3796 (enum vect_relevant): Add comments.
3797 (vect_is_simple_reduction): Add new argument.
3798 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
3799 Detect nested cycles.
3800 (vect_is_simple_reduction): Update documentation, add an argument to
3801 distinguish inner-loop reduction from nested cycle, detect nested
3802 cycles, fix printings and indentation, don't swap operands in case
3804 (get_initial_def_for_reduction): Handle subtraction.
3805 (vect_create_epilog_for_reduction): Add new argument to specify
3807 (vect_finalize_reduction): Handle subtraction, fix comments.
3808 (vectorizable_reduction): Handle nested cycles. In case of nested
3809 cycle keep track of the reduction variable position. Call
3810 vect_is_simple_reduction with additional parameter. Use original
3811 statement code in reduction epilogue for nested cycle. Call
3812 vect_create_epilog_for_reduction with additional parameter.
3813 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
3814 inner-loop vectorization.
3815 (vect_recog_widen_sum_pattern): Likewise.
3816 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
3818 (vect_mark_stmts_to_be_vectorized): Likewise.
3819 (vect_get_vec_def_for_operand): Handle nested cycles.
3821 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3823 * doc/invoke.texi (Debugging Options): Fix option index entries
3824 for -fdump-statistics, -frandom-seed add entries for
3825 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
3826 (FRV Options): Fix entries for -mTLS, -mtls.
3827 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
3828 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
3829 (M68hc1x Options): Fix @itemx for -mnominmax.
3830 (MCore Options): Fix entry for -mno-lsim.
3831 (MMIX Options): Fix entry for -mabi=mmixware.
3832 (PDP-11 Options): Fix entry for -mbcopy-builtin.
3834 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
3836 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
3837 Mention the plugin mode of gengtype.
3838 * doc/gty.texi (Source Files Containing Type Information): Likewise.
3839 * gengtype.c: Updated copyright.
3840 (plugin_files, nb_plugin_files) Added new static variables.
3841 (measure_input_list) Care about plugin_files.
3842 (write_rtx_next): Added early return in plugin mode.
3843 (create_file): Updated copyright year in generated file. Added
3845 (oprintf): Added early return if NULL outf.
3846 (get_output_file_with_visibility): Care of plugin_files.
3847 (get_output_file_name): May return null.
3848 (write_local): Added early return.
3849 (put_mangled_filename): Ditto.
3850 (finish_root_table): Added check for base_files.
3851 (write_roots): Care about null when plugins.
3852 (main): Added plugin mode.
3854 2009-06-15 Ian Lance Taylor <iant@google.com>
3856 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
3857 * gcov.c (read_count_file): Add braces around variables declared
3860 * c.opt (Wjump-misses-init): New warning.
3861 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
3862 -Wall and -Wc++-compat if not already set.
3863 (c_common_post_options): Clear warn_jump_misses_init if it was not
3865 * c-decl.c (struct c_binding): Change type field to a union with
3866 new label field. Make it the first field in the struct. Update
3867 references to type to use u.type instead.
3868 (struct c_spot_bindings): Define.
3869 (struct c_goto_bindings): Define.
3870 (c_goto_bindings_p): Define, along with VECs.
3871 (struct c_label_vars): Define.
3872 (struct c_scope): Add has_label_bindings field.
3873 (bind_label, set_spot_bindings): New static functions.
3874 (decl_jump_unsafe, update_spot_bindings): New static functions.
3875 (update_label_decls): New static function.
3876 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
3877 Update binding u.label field to shadowed field.
3878 (c_binding_start_stmt_expr): New function.
3879 (c_binding_end_stmt_expr): New function.
3880 (pushdecl): Don't call c_begin_vm_scope.
3881 (make_label): Add defining and p_label_vars parameters. Change
3883 (lookup_label): Correct test for whether a label has not yet been
3884 defined. Call bind_label rather than bind.
3885 (warn_about_goto): New static function.
3886 (lookup_label_for_goto): New function.
3887 (declare_label): Call bind_label rather than bind.
3888 (check_earlier_gotos): New static function.
3889 (define_label): Don't give errors about jumping into statement
3890 expressions or scopes of variably modified types. Call
3891 set_spot_bindings and check_earlier_gotos. Call bind_label
3892 instead of bind. Don't set label_context_stack_se or
3893 label_context_stack_vm.
3894 (c_get_switch_bindings): New function.
3895 (c_release_switch_bindings): New function.
3896 (c_check_switch_jump_warnings): New function.
3897 (start_function): Don't set label_context_stack_se or
3898 label_context_stack_vm.
3899 (finish_function): Likewise.
3900 * c-typeck.c (label_context_stack_se): Don't define.
3901 (label_context_stack_vm): Don't define.
3902 (c_finish_goto_label): Call lookup_label_for_goto rather than
3903 lookup_label. Don't give errors about jumping into a statement
3904 expression or the scope of a variably modified type. Don't set
3905 label_context_stack_se or label_context_stack_vm.
3906 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
3907 fields. Add bindings field.
3908 (c_start_case): Don't set deleted fields. Set bindings field.
3909 (do_case): Rework order of tests. Don't check blocked_stmt_expr
3910 or blocked_vm. Call c_check_switch_jump_warnings.
3911 (c_finish_case): Don't test blocked_stmt_expr field. Call
3912 c_release_switch_bindings.
3913 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
3914 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3915 set label_context_stack_se. Call c_bindings_start_stmt_expr.
3916 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
3917 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3918 set label_context_stack_se. Call c_bindings_end_stmt_expr.
3919 (c_begin_vm_scope, c_end_vm_scope): Don't define.
3920 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
3921 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
3922 (C_DECL_UNJUMPABLE_VM): Don't define.
3923 (C_DECL_UNDEFINABLE_VM): Don't define.
3924 (struct c_label_list): Don't define.
3925 (struct c_label_context_se): Don't define.
3926 (struct c_label_context_vm): Don't define.
3927 (struct c_spot_bindings): Declare.
3928 (c_bindings_start_stmt_expr): Declare.
3929 (c_bindings_end_stmt_expr): Declare.
3930 (lookup_label_for_goto): Declare.
3931 (c_get_switch_bindings, c_release_switch_bindings): Declare.
3932 (c_check_switch_jump_warnings): Declare.
3933 (label_context_stack_se, label_context_stack_vm): Don't declare.
3934 (c_finish_goto_label): Update declaration.
3935 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
3936 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
3937 (Warning Options): Document -Wjump-misses-init.
3939 2009-06-15 Jakub Jelinek <jakub@redhat.com>
3941 * tree-object-size.c (addr_object_size): Fix a pasto in the last
3944 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3946 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
3948 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3950 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
3952 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3954 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
3956 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3958 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
3959 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
3960 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
3961 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
3962 * dwarf2asm.c (dw2_force_const_mem): Update call to
3964 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
3965 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
3966 * langhooks.c (lhd_comdat_group): Remove.
3967 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
3968 * tree.h (DECL_COMDAT_GROUP): New.
3969 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
3970 (tree_decl_with_vis): Add comdat_group. Remove one_only.
3971 (make_decl_one_only): Change signature.
3972 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
3974 (make_decl_one_only): Change signature.
3975 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
3977 2009-06-15 Richard Guenther <rguenther@suse.de>
3980 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
3982 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3984 * tree-ssa-math-opts.c: Remove extra divide.
3986 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3988 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
3990 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3992 * passes.c: Add bswap pass.
3993 * tree-pass.h: Add pass_optimize_bswap declaration.
3994 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
3995 Include rtl.h, expr.h and optabs.h for optab_handler check.
3996 (struct symbolic_number, pass_optimize_bswap): New definition.
3997 (do_shift_rotate, verify_symbolic_number_p): New functions.
3998 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
3999 (gate_optimize_bswap): New function.
4000 * tree.c (widest_int_cst_value): New function.
4001 * tree.h (widest_int_cst_value): Prototype added.
4003 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
4005 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
4006 REG_EQUAL/REG_EQUIV notes.
4008 2009-06-14 Richard Guenther <rguenther@suse.de>
4011 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
4012 has its address taken if NRV was applied and it is addressable.
4013 * tree-ssa-structalias.c (get_constraint_for_address_of): New
4014 function split out from ...
4015 (get_constraint_for_1): ... here.
4016 (handle_rhs_call): Use it to mark the return slot escaped if
4017 it is addressable and NRV was applied.
4019 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
4021 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
4022 Change first argument type to location_t.
4023 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
4024 Do not set input_location.
4025 Use loc instead of input_location throughout.
4027 2009-06-13 Richard Guenther <rguenther@suse.de>
4029 PR tree-optimization/40421
4030 * tree-predcom.c (should_unroll_loop_p): Remove.
4031 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
4033 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4035 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4036 Add location argument.
4038 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
4040 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
4042 * config/s390/s390.c (s390_build_builtin_va_list): Same.
4043 (s390_gimplify_va_arg): Pass location to create_artificial_label.
4044 * config/spu/spu-protos.h: Add location to
4045 spu_resolve_overloaded_builtin.
4046 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
4047 spu_build_builtin_va_list.
4048 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
4049 argument. Pass location to build_function_call_vec.
4050 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
4052 (emit_fpu_switch): Same.
4053 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
4054 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
4055 to build_decl and create_artificial_label.
4056 (xtensa_gimplify_va_arg_expr): Same.
4057 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
4058 (xstormy16_gimplify_va_arg_expr): Same.
4059 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
4060 * config/arm/arm.c (arm_build_builtin_va_list): Same.
4061 * config/mips/mips.c (mips_build_builtin_va_list): Same.
4062 (mips16_build_function_stub): Same.
4063 (mips16_build_call_stub): Same.
4065 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
4068 * arm/constraints.md (Pa, Pb): New constraints.
4069 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
4070 split pattern to deal with them.
4072 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
4074 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
4075 fix index entry for -Xpreprocessor.
4077 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4079 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4080 Add location argument to build_decl call.
4081 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
4082 (rs6000_init_builtins): Same.
4083 (spe_init_builtins): Same.
4084 (rs6000_gimplify_va_arg): Add location argument to
4085 create_artificial_label call.
4087 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
4089 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
4090 * combine-stack-adj.c (pass_stack_adjustments): Use it.
4091 * Makefile.in: Fix GGC dependency for gcse.o.
4093 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4095 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
4096 * gimple-pretty-print.c (dump_gimple_stmt): Same.
4097 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
4099 * c-parser.c (c_parser_binary_expression): Use current column while
4100 building binary operations.
4101 * common.opt (fshow-column): Enable by default.
4102 * tree-vrp.c (check_array_ref): Use warning_at.
4103 (check_array_bounds): Use location from call back if expr has no
4105 * tree.h: Add location argument to maybe_fold_*.
4106 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
4107 (maybe_fold_offset_to_array_ref): Add location argument and use it.
4108 (maybe_fold_offset_to_component_ref): Same.
4109 (maybe_fold_offset_to_reference): Same.
4110 (maybe_fold_offset_to_address): Same.
4111 (maybe_fold_stmt_indirect): Same.
4112 (maybe_fold_stmt_addition): Same.
4113 (fold_stmt_r): Pass location to maybe_fold_*.
4114 (fold_gimple_assign): Same.
4115 * c-tree.h: Add location argument to finish_decl,
4116 default_function_array_conversion, store_init_value.
4117 * c-decl.c (define_label): Use error_at.
4118 (c_make_fname_decl): Pass location to finish_decl.
4119 (finish_decl): New location argument.
4120 (build_compound_literal): Pass location to store_init_value.
4121 (grokdeclarator): Pass location to finish_decl.
4123 * c-typeck.c (array_to_pointer_conversion): New location argument.
4124 (function_to_pointer_conversion): Same.
4125 (default_function_array_conversion): Same.
4126 (parser_build_unary_op): Pass location to overflow_warning.
4127 (parser_build_binary_op): Same. Use warning_at.
4128 (build_unary_op): Pass location to array_to_pointer_conversion.
4129 (build_c_cast): Pass location to digest_init.
4130 (build_modify_expr): New location argument.
4131 (convert_for_assignment): Same.
4132 (store_init_value): Same.
4133 (digest_init): Same.
4134 (output_init_element): Pass location to digest_init and
4135 array_to_pointer_conversion.
4136 (c_finish_return): Pass location to convert_for_assignment.
4137 * gimplify.c (gimplify_conversion): Pass location to
4138 maybe_fold_offset_to_address.
4139 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
4140 to maybe_fold_stmt_addition.
4141 * c-omp.c (c_finish_omp_atomic): Pass new location to
4143 (c_finish_omp_for): Same.
4144 * c-common.c (overflow_warning): New argument.
4145 * c-common.h: New argument to build_modify_expr, overflow_warning.
4146 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
4148 (c_parser_initializer): Pass location to
4149 default_function_array_conversion.
4150 (c_parser_initelt): Same.
4151 (c_parser_initval): Same.
4152 (c_parser_asm_operands): Same.
4153 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
4154 (c_parser_conditional_expression): Same.
4155 (c_parser_binary_expression): Add location info to stack. Use it.
4156 (c_parser_unary_expression): Pass location to
4157 default_function_array_conversion, parser_build_unary_op,
4158 build_indirect_ref, c_parser_postfix_expression_after_primary.
4159 (c_parser_postfix_expression_after_primary): New location argument.
4161 (c_parser_expression_conv): Pass location to
4162 default_function_array_conversion.
4163 (c_parser_expr_list): Same.
4164 (c_parser_omp_atomic): Same.
4165 (c_parser_omp_for_loop): Same.
4166 * c-tree.h: (struct c_declarator): Add comment to id_loc.
4167 (build_array_declarator): New argument.
4168 * c-decl.c (build_array_declarator): Add location argument.
4169 (grokdeclarator): Set id_loc for cdk_array.
4170 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
4171 build_array_declarator.
4172 * tree.c (build_omp_clause): Add location argument.
4173 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
4174 (OMP_CLAUSE_LOCATION): New macro.
4175 (struct tree_omp_clause): Add location field.
4176 (build_omp_clause): Add argument.
4177 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
4178 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
4180 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
4181 (cp_parser_omp_clause_collapse): Same.
4182 (cp_parser_omp_clause_default): Same.
4183 (cp_parser_omp_clause_if): Same.
4184 (cp_parser_omp_clause_nowait): Same.
4185 (cp_parser_omp_clause_num_threads): Same.
4186 (cp_parser_omp_clause_ordered): Same.
4187 (cp_parser_omp_clause_schedule): Same.
4188 (cp_parser_omp_clause_untied): Same.
4189 (cp_parser_omp_for_loop): Same.
4190 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4191 * c-tree.h (c_start_case): Add location argument.
4192 (c_process_expr_stmt): Same.
4193 (c_finish_goto_*): Same.
4194 * tree-parloops.c (initialize_reductions): Pass location to
4196 (create_parallel_loop): Same.
4197 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
4198 (gfc_trans_omp_reduction_list): Same.
4199 (gfc_trans_omp_clauses): Same.
4200 (gfc_trans_omp_do): Same.
4201 * c-typeck.c (c_finish_goto_label): Same.
4202 (c_finish_goto_ptr): New location argument.
4203 (c_start_case): Same.
4204 (emit_side_effect_warnings): Same.
4205 (c_process_expr_stmt): Same.
4206 (c_finish_stmt_expr): Same.
4207 (c_finish_omp_clauses): Use error_at instead of error.
4208 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
4210 * c-omp.c (c_split_parallel_clauses): New location argument.
4211 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
4212 to build_omp_clause.
4213 (convert_local_reference_stmt): Same.
4214 (convert_gimple_call): Same.
4215 * c-common.h (c_split_parallel_clauses): New argument.
4216 * c-parser.c (c_parser_statement_after_labels): Pass location to
4217 c_finish_goto_label.
4218 (c_parser_switch_statement): Pass location to c_start_case.
4219 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
4220 and c_process_expr_stmt.
4221 (c_parser_omp_variable_list): Add location argument.
4222 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
4223 (c_parser_omp_clause_default): Same.
4224 (c_parser_omp_clause_if): Same.
4225 (c_parser_omp_clause_num_threads): Same.
4226 (-c_parser_omp_clause_ordered): Same.
4227 (c_parser_omp_clause_reduction): Pass location to
4228 c_parser_omp_variable_list.
4229 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
4230 (c_parser_omp_clause_untied): Same.
4231 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
4232 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4234 * c-tree.h (check_for_loop_decls, undeclared_variable,
4235 build_component_ref, build_array_ref, build_external_ref,
4236 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
4237 build_conditional_expr, build_compound_expr, c_cast_expr,
4238 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
4239 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
4241 * c-semantics.c (build_stmt): Same.
4242 (build_case_label): Same.
4243 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
4244 (undeclared_variable): New argument.
4246 (lookup_label): Pass location on down.
4247 (define_label): Same.
4248 (finish_decl): Same.
4249 (build_compound_literal): Same.
4250 (finish_struct): Same.
4251 (finish_function): Do not set location here.
4252 (check_for_loop_decls): New argument.
4253 * tree.c (save_expr): Set location.
4254 (build_empty_stmt): New argument.
4255 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
4256 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
4257 * builtins.c (gimplify_va_arg_expr): Use locations.
4258 (expand_builtin_sync_operation): Same.
4259 * c-typeck.c (build_component_ref): New argument.
4260 (build_array_ref): Same.
4261 (build_external_ref): Same.
4262 (c_expr_sizeof_expr): Same.
4263 (c_expr_sizeof_type): Same.
4264 (parser_build_unary_op): Same.
4265 (build_conditional_expr): Same.
4266 (build_compound_expr): Pass location on down.
4267 (build_compound_expr): New argument.
4268 (build_c_cast): Same.
4269 (c_cast_expr): Same.
4270 (build_asm_expr): Same.
4271 (c_finish_return): Same.
4272 (c_process_expr_stmt): Pass location on down.
4273 (c_finish_stmt_expr): New argument.
4274 (push_clenaup): Same.
4275 (c_finish_omp_parallel): Same.
4276 (c_finish_omp_task): Same.
4277 * gimplify.c (gimplify_call_expr): Pass location on down.
4278 * c-omp.c (c_finish_omp_master): New argument.
4279 (c_finish_omp_critical): Same.
4280 (c_finish_omp_ordered): Same.
4281 (c_finish_omp_barrier): Same.
4282 (-c_finish_omp_taskwait): Same.
4283 (c_finish_omp_atomic): Same.
4284 (c_finish_omp_flush): Same.
4285 * tree-inline.c (copy_tree_body_r): Pass location on down.
4286 (inline_forbidden_p): Remove use of input_location.
4287 * c-gimplify.c (c_build_bind_expr): New argument.
4288 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
4289 (c_sizeof_or_alignof_type): New argument.
4290 (c_alignof_expr): Same.
4291 (build_va_arg): Same.
4292 (c_add_case_label): Same.
4293 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
4294 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
4295 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
4296 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
4297 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
4298 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
4300 * stub-objc.c (objc_build_selector_expr): Same.
4301 (objc_build_throw_stmt): Same.
4302 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
4303 (c_parser_initelt): Same.
4304 (c_parser_compound_statement): Same.
4305 (c_parser_compound_statement_nostart): Same.
4306 (c_parser_label): Same.
4307 (c_parser_statement_after_labels): Same.
4308 (c_parser_if_body): Same.
4309 (c_parser_else_body): Same.
4310 (c_parser_if_statement): Same.
4311 (c_parser_switch_statement): Same.
4312 (c_parser_while_statement): Same.
4313 (c_parser_do_statement): Same.
4314 (c_parser_for_statement): Same.
4315 (c_parser_asm_statement): Same.
4316 (c_parser_conditional_expression): Same.
4317 (c_parser_binary_expression): Same.
4318 (c_parser_cast_expression): Same.
4319 (c_parser_unary_expression): Same.
4320 (c_parser_sizeof_expression): Same.
4321 (c_parser_alignof_expression): Same.
4322 (c_parser_postfix_expression): Same.
4323 (c_parser_expression): Same.
4324 (c_parser_objc_receiver): Same.
4325 (c_parser_omp_variable_list): Same.
4326 (c_parser_omp_structured_block): Same.
4327 (c_parser_omp_atomic): New argument.
4328 (c_parser_omp_barrier): Same.
4329 (c_parser_omp_critical): Same.
4330 (c_parser_omp_flush): Pass location on down.
4331 (c_parser_omp_for_loop): New argument.
4332 (c_parser_omp_for): Same.
4333 (c_parser_omp_master): Same.
4334 (c_parser_omp_ordered): Same.
4335 (c_parser_omp_sections_scope): Same.
4336 (c_parser_omp_sections): Same.
4337 (c_parser_omp_parallel): Same.
4338 (c_parser_omp_single): Same.
4339 (c_parser_omp_task): Same.
4340 (c_parser_omp_taskwait): Pass location on down.
4341 (c_parser_omp_construct): Same.
4342 (c_parser_omp_threadprivate): Same.
4343 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
4344 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
4345 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
4346 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
4347 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
4348 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
4349 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
4350 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
4351 config/i386/i386.c, stmt.c:
4352 Add location argument to the following function definitions and/or
4353 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
4354 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
4355 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
4356 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
4357 do_case, c_finish_bc_stmt, build_compound_literal,
4358 build_function_call.
4359 * c-decl.c (build_compound_literal): Add location argument.
4360 Make all diagnostic calls use location.
4361 (start_struct): Same.
4362 (finish_struct): Same.
4364 (build_enumerator): Same.
4365 (start_function): Same.
4366 (grokdeclarator): Make all diagnostic calls use location.
4367 (store_parm_decls_oldstyle): Same.
4368 * c-typeck.c (build_function_call): Add location argument.
4369 Make all diagnostic calls use location.
4371 (c_finish_bc_stmt): Same.
4372 * tree-nested.c (get_trampoline_type): Add argument.
4373 Pass location to build_decl.
4374 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
4375 * rtl.h (RTL_LOCATION): New.
4376 * c-common.c (c_add_case_label): Add location argument.
4377 Make all diagnostic calls use location.
4378 * c-common.h: Add location argument to make_fname_decl, do_case,
4379 c_add_case_label, build_function_call, resolve_overloaded_builtin.
4380 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
4381 Set it appropriately for every case. Pass enum_loc to start_enum
4382 call. Pass value_loc first to build_enumerator. Pass enum_loc to
4384 (c_parser_struct_or_union_specifier): Save location. Use it for
4385 start_struct, finish_struct, and parser_xref_tag.
4387 2009-06-12 Ian Lance Taylor <iant@google.com>
4389 * fold-const.c (fold_unary): Rename local variable and to and_expr.
4391 * c-opts.c (c_common_handle_option): For -Wc++-compat set
4392 cpp_opts->warn_cxx_operator_names.
4394 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4397 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
4398 is returns NULL and OP is a VCE, look through the VCE.
4400 2009-06-12 Ian Lance Taylor <iant@google.com>
4403 * collect2.c (main): Use CONST_CAST2 in code inside #if
4404 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
4406 2009-06-12 Joey Ye <joey.ye@intel.com>
4409 * cfgexpand.c (get_decl_align_unit): Update
4410 max_used_stack_slot_alignment with align instead of
4411 stack_alignment_needed.
4413 * function.c (assign_stack_local_1): Update
4414 max_used_stack_slot_alignment with alignment_in_bits instead
4415 of stack_alignment_needed.
4416 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
4419 2009-06-12 Jakub Jelinek <jakub@redhat.com>
4421 * dwarf2out.c (last_var_location_insn): New variable.
4422 (dwarf2out_end_epilogue): Clear last_var_location_insn.
4423 (dwarf2out_var_location): Don't record anything after last real
4424 insn. Only change labels if there were any real instructions
4425 in between last note and this one, or if changed sections.
4427 2009-06-11 Richard Henderson <rth@redhat.com>
4429 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
4430 note when storing the frame pointer in a register.
4431 (FRP): Don't redefine to nothing for epilogue.
4432 (alpha_expand_epilogue): Mark register and sp restores.
4433 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
4435 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
4436 when gen_lowpart is needed.
4438 2009-06-11 Richard Henderson <rth@redhat.com>
4440 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
4442 * dwarf2out.c (need_data_align_sf_opcode): New.
4443 (div_data_align): Move earlier.
4444 (def_cfa_1, reg_save): Use it.
4446 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
4448 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
4449 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
4450 (ix86_handle_option): Handle OPT_mcrc32.
4451 (ix86_target_string): Add -mcrc32.
4452 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
4454 * config/i386/i386.h (TARGET_CRC32): New.
4456 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
4457 (sse4_2_crc32di): Likewise.
4459 * config/i386/i386.opt (mcrc32): New.
4461 * doc/invoke.texi: Document -mcrc32.
4463 2009-06-11 Richard Henderson <rth@redhat.com>
4465 * common.opt (gdwarf-): Accept a version number.
4466 * doc/invoke.texi (gdwarf-): Update docs.
4467 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
4468 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
4469 version level, and record it.
4471 * dwarf2.h (DW_CIE_VERSION): Remove.
4472 * dwarf2out.c (DWARF_VERSION): Remove.
4473 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
4474 (output_call_frame_info): Use CIE version 3 for dwarf3,
4475 or if the return register column is out of range for version 1.
4476 (dwarf_stack_op_name): Add all dwarf3 values.
4477 (DEBUG_PUBTYPES_SECTION): New.
4478 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
4479 encoding change for dwarf3.
4480 (output_die) [dw_val_class_die_ref]: Likewise.
4481 (output_compilation_unit_header): Emit correct version for dwarf3.
4482 (output_line_info): Likewise.
4483 (output_pubnames): Update for DWARF_VERSION removal.
4484 (output_aranges): Likewise.
4485 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
4486 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
4487 (dwarf2out_finish): Likewise.
4489 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4491 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
4494 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4497 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
4498 * builtins.c (expand_builtin_unreachable): New function.
4499 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
4500 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
4501 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
4503 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
4504 searching for missing barriers.
4506 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4508 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
4509 when -fprofile-generate* was passed.
4510 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4512 2009-06-11 Anthony Green <green@moxielogic.com>
4514 * config/moxie/moxie.md: Define length attribute for all instructions.
4516 (*b<cond:code>): Support limited branch ranges for new PC-relative
4517 branch instructions.
4518 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
4520 2009-06-11 Jakub Jelinek <jakub@redhat.com>
4522 * config/i386/i386.c (min_insn_size): Use get_attr_length
4523 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
4526 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
4527 instead of emit_insn_before.
4529 2009-06-10 Ian Lance Taylor <iant@google.com>
4532 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
4535 2009-06-10 Revital Eres <eres@il.ibm.com>
4537 * passes.c (init_optimization_passes): Reschedule
4538 predictive-commoning pass before complete unroll pass.
4540 2009-06-10 Martin Jambor <mjambor@suse.cz>
4542 * cgraph.c (cgraph_node_can_be_local_p): New function.
4543 (cgraph_make_node_local): New function.
4544 * cgraph.h (cgraph_node_can_be_local_p): Declare.
4545 (cgraph_make_node_local): Declare.
4547 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
4549 * tree.h (tree_base): Add packed_flag and user_align fields.
4550 Decrease size of spare field.
4551 (TYPE_USER_ALIGN): Use user_align from tree_base.
4552 (DECL_USER_ALIGN): Likewise.
4553 (TYPE_PACKED): Use packed_flag from tree_base.
4554 (DECL_PACKED): Likewise.
4555 (tree_type): Delete packed_flag and user_align fields. Widen
4556 precision field. Widen mode field and shuffle fields to align
4557 mode on an 8-bit boundary.
4558 (tree_decl_common): Delete decl_flag_1 and user_align fields.
4559 Renumber decl_flag_* fields. Fix comments. Widen
4560 decl_common_unused field.
4561 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
4562 (DECL_EXTERNAL): Likewise.
4563 (DECL_BIT_FIELD): Likewise.
4564 (DECL_NONADDRESSABLE_P): Likewise.
4565 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
4566 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
4568 2009-06-10 Ian Lance Taylor <iant@google.com>
4570 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
4571 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
4572 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
4573 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
4574 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
4575 DEF_VEC_ALLOC_FUNC_P.
4576 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
4577 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
4578 DEF_VEC_ALLOC_FUNC_O.
4579 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
4580 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
4581 DEF_VEC_ALLOC_FUNC_I.
4582 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
4583 (vec_stack_p_reserve_exact_1): Declare.
4584 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
4585 (vec_stack_free): Declare.
4586 (VEC_stack_alloc): Define.
4587 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
4588 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
4589 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
4590 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
4592 (stack_vecs): New static variable.
4593 (vec_stack_p_reserve_exact_1): New function.
4594 (vec_stack_o_reserve_1): New static function.
4595 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
4596 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
4597 (vec_stack_free): New function.
4598 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
4599 (VEC_df_ref_stack_alloc): Define.
4600 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
4601 DEF_VEC_ALLOC_P_STACK.
4602 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
4603 (struct df_collection_rec): Change _vec fields to VEC. Remove
4605 (df_free_collection_rec): Adjust for new fields.
4606 (df_insn_rescan): Use new df_collection_rec fields.
4607 (df_notes_rescan, df_canonize_collection_rec): Likewise.
4608 (df_ref_create_structure, df_ref_record): Likewise.
4609 (df_get_conditional_uses, df_get_call_refs): Likewise.
4610 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
4611 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
4612 (df_record_exit_block_uses, df_bb_verify): Likewise.
4613 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
4614 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
4615 Remove count parameter. Change return type to void. Change all
4617 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
4618 Remove count parameter. Change return type to void. Change all
4620 (df_install_refs): Change old_vec parameter to VEC. Remove count
4621 parameter. Change all callers.
4622 (df_install_mws): Change old_vec parameter to VEC. Remove count
4623 parameter. Change all callers.
4624 (df_refs_verify): Change new_rec parameter to VEC. Change call
4626 (df_mws_verify): Likewise.
4628 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
4630 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
4632 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
4634 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
4636 2009-06-10 Anthony Green <green@moxielogic.com>
4638 * config/moxie/crti.asm: New file.
4639 * config/moxie/crtn.asm: New file.
4640 * config/moxie/moxie.c: New file.
4641 * config/moxie/moxie.h: New file.
4642 * config/moxie/sfp-machine.h: New file.
4643 * config/moxie/moxie-protos.h: New file.
4644 * config/moxie/t-moxie: Created.
4645 * config/moxie/t-moxie-softfp: Created.
4646 * config/moxie/moxie.md: Created.
4647 * config/moxie/constraints.md: Created.
4648 * config.gcc: Add moxie support.
4649 * doc/md.texi (Machine Constraints): Add moxie constraints.
4650 * doc/contrib.texi (Contributors): Mention moxie port.
4651 * doc/install.texi (Specific): Mention the moxie port.
4653 2009-06-09 Ian Lance Taylor <iant@google.com>
4655 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
4657 * optabs.c (optab_table): Only use designated initializers if
4658 HAVE_DESIGNATED_INITIALIZERS is defined.
4659 (convert_optab_table): Likewise.
4660 (init_optabs): Always call init_insn_codes if
4661 HAVE_DESIGNATED_INITIALIZERS is not defined.
4663 2009-06-09 Ian Lance Taylor <iant@google.com>
4665 * targhooks.c (default_builtin_vectorized_function): Change fn
4666 parameter to unsigned int.
4667 (default_builtin_vectorized_conversion): Change code parameter to
4669 (default_builtin_reciprocal): Change fn parameter to unsigned int.
4670 * targhooks.h: Update declarations.
4671 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
4672 parameter to unsigned int.
4674 * c-typeck.c (comptypes_check_enum_int): New static function.
4675 (comptypes_internal): Add enum_and_int_p parameter. Change all
4677 (comp_target_types): Add location parameter. Change all callers.
4678 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
4680 (function_types_compatible_p, type_lists_compatible_p): Likewise.
4681 (build_conditional_expr): Add colon_loc parameter. Change all
4683 (convert_for_assignment): Add location parameter. Change all callers.
4684 * c-parser.c (c_parser_conditional_expression): Pass location of
4685 colon to build_conditional_expr.
4686 * c-tree.h (build_conditional_expr): Update declaration.
4688 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4690 * graphite.c: Revert previous patch.
4692 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4695 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4697 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
4699 * tree-ssa-loop-prefetch.c
4700 (loop_prefetch_arrays): Fixed a portability problem in printf format
4703 2009-06-09 Martin Jambor <mjambor@suse.cz>
4705 PR tree-optimization/40351
4706 * tree-sra.c (propagate_subacesses_accross_link): Check that a
4707 refrence to a potential artifical subaccess can be constructed.
4709 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
4711 * config/sh/sh-protos.h (sh_optimization_options): Declare.
4712 (sh_override_options): Likewise.
4713 * config/sh/sh.c: Include params.h.
4714 (sh_optimization_options): New.
4715 (sh_override_options): Likewise.
4716 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
4717 (OVERRIDE_OPTIONS): Use sh_override_options.
4719 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4721 * dwarf2out.c (emit_cfa_remember): New variable.
4722 (add_fde_cfi): If emit_cfa_remember, recurse to add
4723 DW_CFA_remember_state first.
4724 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
4725 instead just set emit_cfa_remember.
4727 2009-06-08 Jan Hubicka <jh@suse.cz>
4730 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
4732 2009-06-08 Jan Hubicka <jh@suse.cz>
4735 * cgraphunit.c (save_inline_function_body): Do not copy transform
4736 hooks for saved inline bodies.
4737 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
4740 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
4742 * jump.c (returnjump_p): Handle delayed branches. Add missing
4745 2009-06-08 Jan Hubicka <jh@suse.cz>
4748 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
4749 original node might've been modified.
4750 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
4752 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4754 * tree-object-size.c (addr_object_size): Add OSI argument.
4755 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
4756 (compute_builtin_object_size, expr_object_size): Adjust callers.
4757 (plus_stmt_object_size): Call addr_object_size instead of
4758 compute_builtin_object_size.
4760 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
4761 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4763 * tree-ssa-loop-prefetch.c
4764 (gather_memory_references): Introduced a counter for the number of
4766 (anything_to_prefetch_p): Introduced a counter for the number of
4768 (is_loop_prefetching_profitable): New function with a cost model
4770 (loop_prefetch_arrays): Use the new cost model to determine if
4771 prefetching is profitable.
4772 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
4773 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4774 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
4775 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4776 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
4777 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4779 2009-06-08 Michael Matz <matz@suse.de>
4782 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
4783 partitions use the same.
4784 (expand_one_var): Deal with DECL_RTL sometimes begin set also
4785 for basevars of SSA_NAMEs.
4786 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
4787 to not expand them twice.
4788 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
4791 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
4793 * common.opt (fcompare-debug=, fcompare-debug-second): New.
4794 (fdump-final-insns=, gtoggle): New.
4795 * doc/invoke.texi: Document them.
4796 * final.c (rest_of_clean_state): Dump final insn stream.
4797 * gcc.c (invoke_as): Hook in -fcompare-debug.
4798 (static_spec_functions): Add compare-debug-dump-opt,
4799 compare-debug-self-opt and compare-debug-auxbase-opt.
4800 (compare_debug, compare_debug_second, compare_debug_opt): New.
4801 (switches_debug_check, n_switches_debug_check): New.
4802 (debug_auxbase_opt, debug_check_temp_file): New.
4803 (process_command): Handle -fno-compare-debug, -fcompare-debug and
4805 (do_self_spec): Handle arguments after switches.
4806 (do_spec_1): Add .gk extension to temp file basenames for compare.
4807 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
4808 (cc1_options): Use it instead of normal auxbase computation for
4809 the second compare-debug compilation.
4810 (compare_files): New.
4811 (main): Set up and implement compare debug mode.
4812 (compare_debug_dump_opt_spec_function): New.
4813 (compare_debug_self_opt_spec_function): New.
4814 (compare_debug_auxbase_opt_spec_function): New.
4815 * toplev.c (process_options): Handle flag_gtoggle,
4816 flag_dump_final_insns.
4817 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
4818 during -fcompare-debug-second compilation.
4820 2009-06-07 Ian Lance Taylor <iant@google.com>
4822 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
4823 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
4825 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
4826 with no default node. Change warning with %H to warning_at.
4827 Don't clear warn_switch around case checking.
4828 * doc/invoke.texi (Warning Options): Clarify distinction between
4829 -Wswitch and -Wswitch-enum.
4831 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4833 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
4835 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4837 * gbl-ctors.h: Add header guard.
4839 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4841 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
4842 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
4843 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
4844 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
4845 prototypes for removed functions.
4846 (expressions_equal_p): Move to ...
4847 * tree-ssa-sccvn.h: ... here and ...
4848 * matrix-reorg.c: ... adjust includes.
4850 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4852 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
4854 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4856 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
4857 (finish_function): Remove erroneous whitespace.
4859 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4861 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
4862 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
4864 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4866 * errors.c (internal_error): Commentary typo fix.
4867 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
4868 * tree-ssa-pre.c: Ditto.
4870 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4872 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
4873 them is supposed to hold actual statements.
4875 2009-06-06 Ian Lance Taylor <iant@google.com>
4877 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
4878 empty statements can now have attributes.
4880 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
4882 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
4883 * config/mips/mips.md: Ditto.
4885 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4887 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
4889 (__eabi_uconvert): Likewise.
4891 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4893 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
4894 CFI_* definitions with IN_GCC.
4896 2009-06-05 David Edelsohn <edelsohn@gnu.org>
4898 * xcoffout.h (xcoffout_source_line): Update prototype.
4900 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4902 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
4903 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
4905 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4908 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
4909 inlined_function_outer_scope_p blocks for artificial inlines
4911 * tree.c (tree_nonartificial_location): Rewrite using
4912 block_nonartificial_location.
4914 2009-06-05 Revital Eres <eres@il.ibm.com>
4915 Leehod Baruch <leehod@il.ibm.com>
4917 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
4918 (expand_expr_real_1): Remove comment.
4919 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4920 Vectorize misaligned access when the target supports it.
4921 (vect_supportable_dr_alignment): Check for unaligned access support.
4922 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
4925 2009-06-05 Julian Brown <julian@codesourcery.com>
4927 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
4928 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
4930 2009-06-05 Richard Guenther <rguenther@suse.de>
4933 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
4936 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4938 * config/s390/s390.c (global_not_special_regno_p): New static inline.
4939 (save_gprs): Don't tell unwinder when a global register is saved.
4940 (s390_emit_epilogue): Emit needed epilogue unwind info.
4942 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4944 * dwarf2out.c (deferred_asm_name): New.
4945 (add_name_and_src_coords_attributes): Defer creation of
4946 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
4948 (move_linkage_attr): New.
4949 (dwarf2out_finish): Revisit deferrals and emit attributes at the
4952 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4954 * tree-nested.c (finalize_nesting_tree_1): Declare the
4955 frame_decl in the binding tree.
4957 2009-06-04 Cary Coutant <ccoutant@google.com>
4959 * basic-block.h (struct basic_block_def): Add discriminator field.
4960 * dbxout.c (dbxout_source_line): Add new parameter. Change all
4962 * debug.c (do_nothing_debug_hooks): Add additional entry.
4963 (debug_nothing_int_charstar_int): New function.
4964 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
4965 (debug_nothing_int_charstar_int): New declaration.
4966 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
4967 discriminator value in .loc directive.
4968 * final.c (last_discriminator): New variable.
4969 (discriminator): New variable.
4970 (final_start_function): Initialize above variables, pass current
4971 discriminator to debug hook.
4972 (notice_source_line): Check for discriminator change.
4973 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
4974 * sdbout.c (sdbout_source_line): New parameter.
4975 * tree-cfg.c (struct locus_discrim_map): New structure type.
4976 (discriminator_per_locus): New hash table.
4977 (build_gimple_cfg): Allocate and free discriminator hash table.
4978 (make_edges): Call assign_discriminator.
4979 (locus_map_hash): New function.
4980 (locus_map_eq): New function.
4981 (next_discriminator_for_locus): New function.
4982 (same_line_p): New function.
4983 (assign_discriminator): New function.
4984 (make_cond_expr_edges): Call assign_discriminator.
4985 (make_gimple_switch_edges): Likewise.
4986 (first_non_label_stmt): New function.
4987 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
4989 * xcoffout.c (xcoffout_source_line): Add new parameter.
4991 * configure.ac (gcc_cv_as_discriminator): New configury check for
4992 gas support for discriminator.
4993 * configure: Regenerate.
4994 * config.in: Regenerate.
4996 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4998 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
4999 val after checking for integers.
5001 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
5003 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
5005 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
5006 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
5007 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
5008 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
5009 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
5010 X64_SSE_REGPARM_MAX.
5011 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
5012 X64_SSE_REGPARM_MAX.
5014 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5016 * gcc.c (report_times_to_file): New.
5017 (execute): Implement it.
5018 (process_command): Support -time=.
5019 * doc/invoke.texi: Document it.
5021 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5023 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
5024 that have value exprs.
5026 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5028 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
5029 declarations for constants until...
5030 (dw2_output_indirect_constant_1): ... this point.
5032 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
5035 * arm.md (arm_addsi3): Don't try to split an add with an
5036 eliminable register until after reload has completed.
5038 2009-06-03 Ian Lance Taylor <iant@google.com>
5040 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
5041 * genattrtab.c (write_length_unit_log): Likewise.
5042 * genchecksum.c (dosum): Likewise.
5043 * gengtype.c (write_rtx_next): Likewise.
5044 (finish_root_table, write_roots): Likewise.
5045 * gimple.c (gimple_ops_offset_): Likewise.
5046 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
5047 * config/arc/arc.c (arc_attribute_table): Likewise.
5048 * config/arm/arm.c (arm_attribute_table): Likewise.
5049 * config/avr/avr.c (avr_attribute_table): Likewise.
5050 * config/crx/crx.c (crx_attribute_table): Likewise.
5051 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
5052 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
5053 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
5054 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
5055 * config/sh/sh.c (sh_attribute_table): Likewise.
5056 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
5057 * config/spu/spu.c (spu_attribute_table): Likewise.
5058 * config/v850/v850.c (v850_attribute_table): Likewise.
5060 * config/alpha/alpha.c (vms_attribute_table): Make static.
5061 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
5062 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
5063 * config/mips/mips.c (mips_attribute_table): Likewise.
5065 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
5067 (cc1-checksum.o): Likewise.
5069 2009-06-03 Steve Ellcey <sje@cup.hp.com>
5071 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
5073 2009-06-03 Jakub Jelinek <jakub@redhat.com>
5075 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
5076 insn if it is changing sp. Use gen_add3_insn instead of
5077 conditionally gen_addsi3 and gen_adddi3.
5078 (offset_below_red_zone_p): New static inline function.
5079 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
5080 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
5081 * config/rs6000/ppc-asm.h: Include auto-host.h.
5082 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
5083 CFI_RESTORE): Define.
5084 * config/rs6000/crtresxgpr.asm: Add unwind info.
5085 * config/rs6000/crtresxfpr.asm: Likewise.
5086 * config/rs6000/crtresgpr.asm: Likewise.
5087 * config/rs6000/crtresfpr.asm: Likewise.
5088 * config/rs6000/crtsavgpr.asm: Likewise.
5089 * config/rs6000/crtsavfpr.asm: Likewise.
5091 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
5092 argument of DWARF2_FRAME_REG_OUT macros.
5094 2009-06-03 Julian Brown <julian@codesourcery.com>
5096 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
5097 words or less (including TImode) in core registers.
5099 2009-06-03 Richard Guenther <rguenther@suse.de>
5102 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
5104 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
5106 * statistics.c (statistics_counter_event): Do not record event
5107 in pass dump if its number == -1.
5108 (curr_statistics_hash): Add assert that we never get passes
5109 with static number == -1.
5111 2009-06-03 Richard Guenther <rguenther@suse.de>
5112 Andrey Belevantsev <abel@ispras.ru>
5114 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
5115 non-BLKmode arrays addressable.
5117 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
5119 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
5120 * config/m68k/m68k.h: ... here.
5121 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
5124 2009-06-03 Martin Jambor <mjambor@suse.cz>
5126 PR tree-optimization/40323
5127 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
5130 2009-06-03 Richard Guenther <rguenther@suse.de>
5132 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5135 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
5137 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
5138 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
5139 JUMP_TABLE_DATA_P where applicable.
5140 * config/sh/sh.c: Ditto.
5141 * config/sh/sh.h: Ditto.
5142 * config/sh/sh.md: Ditto.
5143 * config/sh/symbian.c: Ditto.
5145 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
5147 * config/i386/driver-i386.c (describe_cache): Optimize
5148 concatenation of strings. Use snprintf instead of sprintf.
5149 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
5150 target when not compiling with GCC.
5152 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
5154 * config/sh/sh.c: Revert last change.
5155 (sh_expand_epilogue): Emit a blockage insn before the frame
5156 pointer adjustment unconditionally.
5158 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5160 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
5161 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
5162 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
5163 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
5164 to COLLECT_GCC_OPTIONS.
5166 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5168 * collect2.c (target_system_root): New variable.
5169 (main): Handle --sysroot=.
5170 (ignore_library): Strip the sysroot from the library path.
5172 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5174 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
5175 (collect2.o): Depend on collect2-aix.h.
5176 (collect2-aix.o): New rule.
5177 * collect2-aix.h: New file.
5178 * collect2-aix.c: Likewise.
5179 * collect2.c: Include collect2-aix.h. Don't undefine
5180 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
5181 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
5182 Use TARGET_AIX_VERSION instead of _AIX51.
5183 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
5184 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
5185 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
5186 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
5187 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
5189 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5191 * collect2.c (ignore_library): Avoid premature post-increment
5194 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5196 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
5197 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
5198 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
5199 CROSS_DIRECTORY_STRUCTURE too.
5200 (LINK_LIBG_SPEC): Likewise.
5201 (LIB_SPEC): Add %R to sysroot paths.
5202 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
5203 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
5204 * config/rs6000/aix51.h: As for aix43.h.
5205 * config/rs6000/aix52.h: Likewise.
5206 * config/rs6000/aix53.h: Likewise.
5207 * config/rs6000/aix61.h: Likewise.
5208 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
5209 to the beginning of sysroot paths.
5211 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5213 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
5214 INSN_LISTs that are out of the REG_NOTE range.
5216 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5218 * loop-unroll.c (struct iv_to_split): Add pointer to next.
5219 (struct var_to_expand): Likewise.
5220 (struct opt_info): Add head and tail for linked lists of the above.
5221 (analyze_insn_to_expand_var): Initialize next.
5222 (analyze_iv_to_split_insn): Likewise.
5223 (analyze_insns_in_loop): Create linked lists.
5224 (allocate_basic_variable): Simplify for use without hash table.
5225 (insert_var_expansion_initialization): Likewise, make it type-safer.
5226 (combine_var_copies_in_loop_exit): Likewise.
5227 (apply_opt_in_copies): Walk lists rather than hash tables.
5228 (release_var_copies): Simplified and inlined by hand into...
5229 (free_opt_info): ... this function.
5231 2009-06-02 Richard Guenther <rguenther@suse.de>
5233 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5236 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5238 * cfgexpand.c (gimple_expand_cfg): Discard the source location
5239 only for builtins that are not overridden.
5241 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5243 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
5246 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5248 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
5250 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5252 * combine.c (move_deaths): Compare LUIDs within the same BB only.
5254 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5256 * common.opt (fdump-unnumbered-links): New.
5257 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
5258 * print-rtl.c (flag_dump_unnumbered_links): New.
5259 (print_rtx): Test it.
5261 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
5263 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
5264 push/pop multiple to 8-byte alignment.
5266 2009-06-01 Jakub Jelinek <jakub@redhat.com>
5268 * config/i386/i386.c (queued_cfa_restores): New static variable.
5269 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
5271 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
5272 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
5273 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
5274 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
5275 note unconditionally.
5276 (ix86_emit_restore_regs_using_mov): Likewise.
5277 (ix86_emit_restore_sse_regs_using_mov): Likewise.
5278 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
5279 it through to ix86_emit_restore_reg_using_pop.
5280 (ix86_emit_leave): Add RED_OFFSET argument. Call
5281 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
5282 instead of adding REG_CFA_OFFSET note unconditionally.
5283 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
5284 the above functions. Call ix86_add_queued_cfa_restore_notes when
5287 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
5288 force output of the label even for dwarf2out_do_cfi_asm.
5289 (add_fde_cfi): If -g2 and above and cfi might change CFA,
5290 force creation of CFI label and chain DW_CFA_set_loc jumping to it
5291 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
5293 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
5294 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
5295 dwarf2out_cfi_label callers.
5296 * tree.h (dwarf2out_cfi_label): Adjust prototype.
5297 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
5298 Adjust dwarf2out_cfi_label callers.
5299 * config/vax/vax.c (vax_output_function_prologue): Likewise.
5301 * config/i386/i386.h (struct machine_cfa_state,
5302 struct machine_function): Guard with ifndef USED_FOR_TARGET
5303 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
5306 * emutls.c (__emutls_get_address): Change arr->size to mean number
5307 of allocated arr->data entries instead of # of slots + 1.
5310 * recog.c (peep2_reinit_state): New function.
5311 (peephole2_init_state): Use it at the end of a basic block and also
5312 when seeing a RTX_FRAME_RELATED_P insn.
5314 2009-06-01 Steve Ellcey <sje@cup.hp.com>
5316 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
5317 fixuns_truncrfdi2): New.
5318 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
5319 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
5320 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
5321 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
5322 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
5323 *recip_approx): Remove.
5324 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
5325 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
5326 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
5328 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
5331 2009-06-01 Ian Lance Taylor <iant@google.com>
5333 * attribs.c (register_attribute): Use CONST_CAST.
5334 * collect2.c (main): Use CONST_CAST2.
5335 (scan_prog_file): Likewise.
5336 * gcc.c (process_command, main): Likewise.
5337 * toplev.c (toplev_main): Likewise.
5339 * c-typeck.c (handle_warn_cast_qual): New static function,
5340 partially broken out of build_c_cast.
5341 (build_c_cast): Call handle_warn_cast_qual.
5342 * doc/invoke.texi (Warning Options): Document new effect of
5345 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
5347 * diagnostic.c (diagnostic_build_prefix): Always print columns.
5348 (diagnostic_report_current_module): Print columns.
5349 * common.opt (flag_show_column): Enable by default.
5351 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
5353 * alias.c (find_base_term): Check for NULL term before returning.
5355 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5357 Revert due to PR40320:
5358 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5359 * calls.c (emit_library_call_value_1): Don't force_operand for move
5362 2009-06-01 Olivier Hainque <hainque@adacore.com>
5363 Eric Botcazou <ebotcazou@adacore.com>
5365 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
5366 to be processed as a bitfield for constructor output purposes.
5367 * output.h (initializer_constant_valid_for_bitfield_p): Declare
5369 * varasm.c (oc_local_state): New type, output_constructor
5370 local state to support communication with helpers.
5371 (oc_outer_state): New type, output_constructor outer state of
5372 relevance in recursive calls.
5373 (output_constructor_array_range): New output_constructor helper,
5374 extracted code for an array range element.
5375 (output_constructor_regular_field): New output_constructor helper,
5376 extracted code for an element that is not a bitfield.
5377 (output_constructor_bitfield): New output_constructor helper,
5378 extracted code for a bitfield element. Accept an OUTER state
5379 argument for recursive processing. Recurse on record or array
5380 CONSTRUCTOR values, possibly past noop conversions.
5381 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
5382 VALUE is a valid constant-valued expression for use in a static
5383 bit-field initializer.
5384 (output_constructor): Rework to use helpers. Accept and honor an
5385 OUTER state argument for recursive calls. Return total size. Be
5386 prepared for nested constructors initializing bitfields.
5387 (output_constant): Feed OUTER in calls to output_constructor.
5389 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5391 * calls.c (emit_library_call_value_1): Don't force_operand for move
5394 2009-06-01 Nick Clifton <nickc@redhat.com>
5396 * doc/invoke.texi (IA-64 Options): Fix typo.
5398 2009-06-01 Ira Rosen <irar@il.ibm.com>
5400 PR tree-optimization/39129
5401 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
5403 (vect_do_peeling_for_loop_bound): Use
5404 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5405 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5406 (vect_loop_versioning): Likewise.
5407 (vect_create_cond_for_alias_checks): Fix indentation.
5408 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
5410 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
5411 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
5412 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
5413 "control flow in loop".
5414 (vect_estimate_min_profitable_iters): Use
5415 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5416 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5417 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
5418 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
5419 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
5420 statement belongs to a group of strided accesses with the exact code
5422 (vectorizable_load): Likewise.
5423 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
5424 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5426 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
5428 * config/freebsd-stdint.h: New file.
5429 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
5430 Add freebsd-stdint.h to tm_file.
5432 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
5434 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
5435 (thumb2_extendhidi2): Likewise.
5437 2009-05-31 Ian Lance Taylor <iant@google.com>
5439 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
5441 2009-05-31 Ian Lance Taylor <iant@google.com>
5443 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
5444 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
5445 (ipa-reference.o): Depend upon gt-ipa-reference.h.
5447 2009-05-31 Jason Merrill <jason@redhat.com>
5449 * tree-pretty-print.c (print_call_name): Take the callee, not the
5450 call itself. Make non-static. Use dump_function_name for functions.
5451 (dump_generic_node): Adjust.
5452 * diagnostic.h: Declare print_call_name.
5453 * gimple-pretty-print.c (dump_gimple_call): Use it.
5455 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5457 * config/sh/sh.md (ashldi3_std): New define_expand.
5460 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5463 * config/sh/sh.c: Include debug.h.
5464 (sh_expand_epilogue): Emit a blockage insn before the frame
5465 pointer adjustment also when dwarf2out_do_frame returns true.
5467 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
5469 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
5470 (thumb2_extendqidi2): New pattern.
5472 2009-05-31 Ira Rosen <irar@il.ibm.com>
5474 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
5475 mark phis for renaming.
5476 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
5477 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
5478 Call mark_sym_for_renaming.
5479 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
5480 * tree-vect-loop.c (vect_transform_loop): Remove
5481 vect_memsyms_to_rename initialization and a call to
5482 mark_set_for_renaming.
5484 2009-05-31 Jakub Jelinek <jakub@redhat.com>
5487 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
5488 frame related even if !set_cfa && style < 0.
5490 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
5492 * config/i386/mingw-tls.c: New file.
5493 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
5494 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
5495 defining _WIN32 but not __CYGWIN__.
5497 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5499 * configure.ac: Add MPC support.
5501 * config.in, configure: Regenerate.
5503 2009-05-29 Richard Henderson <rth@redhat.com>
5505 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
5506 NOTE_INSN_BASIC_BLOCK.
5507 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
5508 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
5509 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
5511 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
5513 (add_cfi): Disable check redefining cfa away from drap.
5514 (lookup_cfa_1): Add remember argument; handle remember/restore.
5515 (lookup_cfa): Pass remember argument.
5516 (cfa_remember): New.
5517 (compute_barrier_args_size_1): Remove sibcall check.
5518 (dwarf2out_frame_debug_def_cfa): New.
5519 (dwarf2out_frame_debug_adjust_cfa): New.
5520 (dwarf2out_frame_debug_cfa_offset): New.
5521 (dwarf2out_frame_debug_cfa_register): New.
5522 (dwarf2out_frame_debug_cfa_restore): New.
5523 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
5524 (dwarf2out_begin_epilogue): New.
5525 (dwarf2out_frame_debug_restore_state): New.
5526 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
5527 DW_CFA_restore_state.
5528 (output_cfi_directive): Likewise.
5529 (convert_cfa_to_fb_loc_list): Likewise.
5530 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
5531 * dwarf2out.h: Update.
5532 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
5533 (copy_insn_1): Early out for null.
5534 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
5535 and dwarf2out_frame_debug_restore_state.
5536 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
5537 (prologue_insn_hash, epilogue_insn_hash): New.
5538 (free_after_compilation): Adjust freeing accordingly.
5539 (record_insns): Create hash table if needed; push insns into
5540 hash instead of array.
5541 (maybe_copy_epilogue_insn): New.
5542 (contains): Search hash table instead of array.
5543 (sibcall_epilogue_contains): Remove.
5544 (thread_prologue_and_epilogue_insns): Split eh_return insns
5545 and mark them as epilogues.
5546 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
5547 scanning in terms of basic blocks.
5548 * insn-notes.def (CFA_RESTORE_STATE): New.
5549 * jump.c (returnjump_p_1): Accept EH_RETURN.
5550 (eh_returnjump_p_1, eh_returnjump_p): New.
5551 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
5552 CFA_REGISTER, CFA_RESTORE): New.
5553 * rtl.def (EH_RETURN): New.
5554 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
5556 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
5557 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
5559 * config/i386/i386.c (gen_push): Update cfa state.
5560 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
5561 add a CFA_ADJUST_CFA note.
5562 (ix86_dwarf_handle_frame_unspec): Remove.
5563 (ix86_expand_prologue): Update cfa state.
5564 (ix86_emit_restore_reg_using_pop): New.
5565 (ix86_emit_restore_regs_using_pop): New.
5566 (ix86_emit_leave): New.
5567 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
5568 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
5569 * config/i386/i386.h (struct machine_cfa_state): New.
5570 (ix86_cfa_state): New.
5571 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
5572 (eh_return_internal): Merge from eh_return_<mode>,
5573 use eh_return rtx, split w/ epilogue.
5575 2009-05-29 Ian Lance Taylor <iant@google.com>
5577 * builtins.c (validate_gimple_arglist): Don't use va_arg with
5579 * calls.c (emit_library_call_value_1): Likewise.
5581 * c-typeck.c (c_build_va_arg): New function.
5582 * c-tree.h (c_build_va_arg): Declare.
5583 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
5584 instead of build_va_arg.
5586 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
5588 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
5589 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
5590 (ptr_difference_cost): Use affine combinations to compute it.
5591 (difference_cost): Likewise.
5592 (get_computation_cost_at): Compute more accurate cost for addresses
5593 if the ratio is a multiplier allowed in addresses.
5594 For non-addresses, consider that an additional offset or symbol is
5597 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5599 * config/i386/i386.c (ix86_decompose_address): Avoid useless
5600 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
5602 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
5603 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
5604 (prefix_rex): For UNIT_MMX don't imply the prefix by default
5606 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
5607 to 1 for TYPE_SSE{IADD1,CVT1}.
5608 (prefix_vex_imm8): Removed.
5609 (length_vex): Only pass 1 as second argument to
5610 ix86_attr_length_vex_default if prefix_extra is 0.
5611 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
5612 (length): For prefix vex computation use length_immediate
5613 attribute instead of prefix_vex_imm8.
5614 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
5615 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
5616 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
5617 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
5618 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
5619 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
5620 a space in between the operands.
5621 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
5622 if one operand is 0xff and the other one si, di, bp or sp.
5623 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
5624 other one si, di, bp or sp.
5625 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
5626 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
5627 type and mode attributes.
5628 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
5629 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
5630 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
5631 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
5632 prefix_data16 attribute iff MODE_DF.
5633 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
5634 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
5635 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
5636 constm128_operand in length_immediate computation.
5637 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
5638 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
5639 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
5640 length_immediate attribute to 1.
5641 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
5642 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
5643 for certain alternatives.
5644 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
5645 prefix_data16 attribute if MODE_V1DF.
5646 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
5647 length_immediate to 1.
5648 (set_got_rex64, set_rip_rex64): Remove length attribute, set
5649 length_address to 4, set mode attribute to MODE_DI.
5650 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
5651 (fxam<mode>2_i387): Set length attribute to 4.
5652 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
5653 *prefetch_3dnow_rex): Override length_address attribute.
5654 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
5656 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
5657 (constm128_operand): Removed.
5658 * config/i386/i386.c (memory_address_length): For
5659 disp && !index && !base in 64-bit mode account for SIB byte if
5660 print_operand_address can't optimize disp32 into disp32(%rip)
5661 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
5662 for fs: or gs: segment.
5663 (ix86_attr_length_immediate_default): When checking if shortform
5664 is possible, truncate immediate to the length of the non-shortened
5666 (ix86_attr_length_address_default): Ignore MEM_P operands
5668 (ix86_attr_length_vex_default): Only check for DImode on
5669 GENERAL_REG_P operands.
5670 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
5671 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
5672 (sse_cvttps2pi): Clear prefix_rep attribute.
5673 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
5675 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
5676 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
5677 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
5678 iff operand 2 is const_int_operand.
5679 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
5680 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
5681 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
5683 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
5685 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
5686 prefix_data16 attribute for movlpd and movhpd instructions.
5687 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
5688 length_immediate for shufpd instruction.
5689 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
5690 (avx_cmpp<avxmodesuffixf2c><mode>3,
5691 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
5692 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
5693 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
5694 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
5695 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
5696 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
5697 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
5698 prefix_data16 attribute for the first alternative to 1.
5699 (*avx_loadlps): Override length_immediate for the first alternative.
5700 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
5701 attributes for second alternative.
5702 (*vec_concatv2sf_sse4_1): Override length_immediate and
5703 prefix_data16 attributes for second alternative.
5704 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
5705 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
5706 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
5707 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
5708 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
5709 prefix_data16 and length_immediate to 1.
5710 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
5712 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
5713 prefix_extra attribute for variants that don't have 0f prefix alone.
5714 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
5715 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
5716 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
5717 *sse4_1_pextrd): Set length_immediate to 1.
5718 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
5719 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
5721 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
5722 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
5723 length_immediate to 1 for second alternative.
5724 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
5725 prefix_extra and length_immediate attributes for the first
5727 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
5729 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
5730 to 1 for the first and third alternative.
5731 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
5733 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
5735 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
5737 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
5738 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
5739 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
5740 *avx_psign<mode>3): Set prefix_extra attribute to 1.
5741 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
5742 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
5743 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
5744 ssse3_psign<mode>3): Override prefix_rex attribute.
5745 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
5746 (ssse3_palignrti): Override length_immediate to 1.
5747 (ssse3_palignrdi): Override length_immediate to 1, override
5748 prefix_rex attribute.
5749 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
5750 (sse4a_extrqi): Override length_immediate to 2.
5751 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
5752 (sse4a_insertq): Override prefix_data16 to 0.
5753 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
5754 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
5755 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
5756 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
5757 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
5758 and length_immediate to 1.
5759 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
5760 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
5761 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
5762 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
5763 and length_immediate to 1.
5764 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
5765 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
5766 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
5767 avx_ptest256): Override prefix_extra to 1.
5768 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
5769 Override prefix_data16 and length_immediate to 1.
5770 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
5771 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
5772 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
5773 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
5774 prefix_data16 to 0 and prefix_extra to 2.
5775 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
5776 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
5778 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
5779 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
5780 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
5781 and prefix_extra to 2.
5782 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
5783 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
5784 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
5785 avx_vpermilvar<mode>3,
5786 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
5787 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
5788 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
5789 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
5790 Override prefix_extra to 1.
5791 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
5792 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
5793 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
5794 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
5795 prefix_extra and length_immediate to 1.
5796 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
5798 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
5799 to 1 for the first alternative.
5800 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
5801 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
5803 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
5804 *movv2sf_internal_avx, *movv2sf_internal): Override
5805 prefix_rep attribute for certain alternatives.
5806 (*mov<mode>_internal): Override prefix_rep or prefix_data16
5807 attributes for certain alternatives.
5808 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
5809 attributes for certain alternatives.
5810 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
5811 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
5812 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
5813 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
5814 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
5815 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
5816 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
5817 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
5818 length_immediate to 1 if operand 2 is const_int_operand.
5819 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
5820 *vec_extractv2si_1): Set length_immediate attribute to 1.
5821 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
5822 using old 3DNOW insn rather than SSE/3DNOW_A.
5823 (mmx_emms, mmx_femms): Clear modrm attribute.
5825 2009-05-29 Martin Jambor <mjambor@suse.cz>
5827 * tree-sra.c: New implementation of SRA.
5829 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
5830 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
5831 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
5832 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
5833 (SRA_MAX_STRUCTURE_COUNT): Removed.
5834 (SRA_FIELD_STRUCTURE_RATIO): Removed.
5835 * doc/invoke.texi (sra-max-structure-size): Removed.
5836 (sra-field-structure-ratio): Removed.
5838 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5841 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
5844 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
5846 PR rtl-optimization/40101
5847 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
5848 seqno. Adjust comment.
5849 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
5850 inserting bookkeeping before a jump, the jump is not scheduled.
5851 When no positive seqno found, provide a value. Add comment.
5853 2009-05-29 Richard Guenther <rguenther@suse.de>
5855 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
5856 short-cutting on the first component.
5858 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5861 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
5862 for trees other than decls/types.
5864 2009-05-29 Richard Guenther <rguenther@suse.de>
5866 * tree-ssa-operands.c (get_expr_operands): Do not handle
5867 INDIRECT_REFs in the handled-component case. Remove
5868 unused get_ref_base_and_extent case.
5869 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
5870 tree_low_cst and host_integerp where possible.
5871 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
5872 codes for equivalence.
5873 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
5875 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
5877 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
5878 to tmake_file for i[34567]86-*-cygwin*.
5880 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5883 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
5884 (altivec_categorize_keyword, init_vector_keywords,
5885 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
5888 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
5890 * tree.c (handle_dll_attribute): Check if node is
5891 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
5893 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
5895 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
5897 (thumb2_zero_extendqidi2): Likewise.
5899 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
5901 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
5902 instead of gen_movrt.
5903 * config/sh/sh.md (movrt): Remove.
5905 2009-05-28 Steve Ellcey <sje@cup.hp.com>
5907 * doc/invoke.texi (IA-64 Options):
5908 Add -msdata, -mfused-madd, -mno-inline-float-divide,
5909 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
5910 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
5911 -msched-prefer-non-control-spec-insns,
5912 -msched-stop-bits-after-every-cycle,
5913 -msched-count-spec-in-critical-path,
5914 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
5915 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
5916 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
5917 and -msched-spec-verbose.
5919 2009-05-28 Joseph Myers <joseph@codesourcery.com>
5921 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
5922 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
5924 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
5926 2009-05-28 Richard Guenther <rguenther@suse.de>
5928 * tree-ssa-alias.c (ao_ref_init): New function.
5929 (ao_ref_base): Likewise.
5930 (ao_ref_base_alias_set): Likewise.
5931 (ao_ref_alias_set): Likewise.
5932 (refs_may_alias_p_1): Change signature.
5933 (refs_may_alias_p): Adjust.
5934 (refs_anti_dependent_p): Likewise.
5935 (refs_output_dependent_p): Likewise.
5936 (call_may_clobber_ref_p_1): Change signature.
5937 (call_may_clobber_ref_p): Adjust.
5938 (stmt_may_clobber_ref_p_1): New function split out from ...
5939 (stmt_may_clobber_ref_p): ... here.
5940 (maybe_skip_until): Adjust signature.
5941 (get_continuation_for_phi): Likewise.
5942 (walk_non_aliased_vuses): Likewise.
5943 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
5944 (ao_ref_init): Declare.
5945 (ao_ref_base): Likewise.
5946 (ao_ref_alias_set): Likewise.
5947 (stmt_may_clobber_ref_p_1): Likewise.
5948 (walk_non_aliased_vuses): Adjust.
5949 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
5950 (get_ref_from_reference_ops): remove.
5951 (vn_reference_lookup_2): Adjust signature.
5952 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
5953 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
5954 (vn_reference_lookup): Adjust.
5955 (vn_reference_insert): Likewise.
5956 (vn_reference_insert_pieces): Adjust signature.
5957 (visit_reference_op_call): Adjust.
5958 * tree-ssa-pre.c (get_expr_type): Simplify.
5959 (phi_translate_1): Adjust.
5960 (compute_avail): Likewise.
5961 (translate_vuse_through_block): Do not re-build trees.
5962 (value_dies_in_block_x): Likewise.
5963 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
5965 (vn_reference_lookup_pieces): Adjust declaration.
5966 (vn_reference_insert_pieces): Likewise.
5968 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
5970 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
5971 with checking disabled.
5973 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
5977 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
5978 macro definition for support of three-operand format aligned
5979 .comm directive in assembler on cygwin/pe/mingw target OS.
5980 * configure: Regenerate.
5981 * config.h: Regenerate.
5983 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
5984 aligned form of .comm directive if -mpe-aligned-commons is in effect.
5985 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
5987 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
5988 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
5990 2009-05-28 Ira Rosen <irar@il.ibm.com>
5992 PR tree-optimization/40254
5993 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
5994 in analysis of basic blocks.
5996 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
5999 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
6000 * target-def.h (TARGET_CONST_ANCHOR): New macro.
6001 (TARGET_INITIALIZER): Use it.
6002 * cse.c (CHEAPER): Move it up to the other macros.
6003 (insert): Rename this ...
6004 (insert_with_costs): ... to this. Add cost parameters. Update
6006 (insert): New function. Call insert_with_costs.
6007 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
6008 find_reg_offset_for_const, try_const_anchors): New functions.
6009 (cse_insn): Call try_const_anchors. Adjust cost of src_related
6010 when using a const-anchor. Call insert_const_anchors.
6011 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
6012 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
6014 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
6016 * tree-inline.c (remap_decls): Enable nonlocalized variables
6017 when not optimizing.
6019 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
6021 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
6022 Simplify other tests involving optimize.
6024 2009-05-27 Tom Tromey <tromey@redhat.com>
6026 * unwind-dw2.c (_Unwind_DebugHook): New function.
6027 (uw_install_context): Call _Unwind_DebugHook.
6029 2009-05-27 Tom Tromey <tromey@redhat.com>
6031 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
6033 2009-05-27 Ian Lance Taylor <iant@google.com>
6035 * Makefile.in (LINKER, LINKER_FLAGS): Define.
6036 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
6037 (ALL_LINKERFLAGS): Define.
6038 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
6039 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6040 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
6041 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6042 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
6043 $(LINKER_FOR_BUILD).
6044 (build/gcov-iov$(build_exeext)): Likewise.
6046 2009-05-27 Julian Brown <julian@codesourcery.com>
6048 * gcse.c (target.h): Include.
6049 (can_assign_to_reg_without_clobbers_p): Check that the target allows
6050 copy of argument to a pseudo register.
6052 2009-05-27 Diego Novillo <dnovillo@google.com>
6054 * tree-ssa-live.c (dump_scope_block): Document arguments.
6055 (dump_scope_blocks): Document.
6056 (debug_scope_blocks): New.
6057 * tree-flow.h (debug_scope_blocks): Declare.
6059 2009-05-21 Denis Chertykov <denisc@overta.ru>
6061 * doc/contrib.texi (Contributors): Add myself to the list.
6063 2009-05-27 Olivier Hainque <hainque@adacore.com>
6065 * expr.c (target_align): New function. Alignment the TARGET of an
6066 assignment may be assume to have.
6067 (highest_pow2_factor_for_target): Use it instead of relying on
6068 immediate tree attributes of TARGET, not necessarily honored when
6069 intermediate bitfields are involved.
6071 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
6074 * config/i386/driver-i386.c (host_detect_local_cpu): Support
6075 AVX, SSE4, AES, PCLMUL and POPCNT.
6077 2009-05-27 Diego Novillo <dnovillo@google.com>
6079 * tree-pretty-print.c (dump_location): New.
6080 (dump_generic_node): Call it.
6081 Factor code to handle BLOCK nodes ...
6082 (dump_block_node): ... here.
6084 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
6086 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
6088 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
6090 * gcc-plugin.h: Include config.h and system.h.
6091 (IN_GCC): Define if not defined.
6093 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
6096 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
6099 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
6101 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
6103 * config/m32r/m32r.h: Ditto.
6104 * config/m32r/m32r.md: Ditto.
6105 * config/m32r/predicates.md: Ditto.
6107 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
6109 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
6111 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
6114 (Loading plugins): typo.
6115 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
6116 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6117 (Interacting with the GCC Garbage Collector): Added new section.
6118 (Giving information about a plugin): Added new section for
6120 * ggc.h (ggc_register_root_tab): Added declaration.
6121 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
6122 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
6123 (register_callback): Improved comment in declaration.
6124 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
6125 (extra_root_vec) Added static variable for dynamic roots registration.
6126 (ggc_register_root_tab) Added new routine.
6127 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
6128 PLUGIN_GGC_MARKING event.
6129 * ggc-zone.c: Include plugin.h.
6130 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6131 * ggc-page.c: Include plugin.h.
6132 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6133 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
6134 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
6135 (register_callback): check lack of callbacks for
6136 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
6137 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
6138 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
6139 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6140 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
6141 dependency on plugin.h.
6142 (plugin.o): Added dependency on ggc.h...
6144 2009-05-26 Richard Guenther <rguenther@suse.de>
6148 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6149 with mismatched comparison modes.
6151 * expr.c (expand_expr_real_1): Expand the operand of a
6152 VIEW_CONVERT_EXPR in its natural mode.
6154 2009-05-26 Ian Lance Taylor <iant@google.com>
6156 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
6157 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
6158 (ALL_COMPILERFLAGS): Define.
6159 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
6160 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6161 (collect2$(exeext), collect2.o): Likewise.
6162 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
6163 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
6164 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
6165 (libbackend.o, intl.o, cppdefault.o): Likewise.
6166 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6167 (build/%.o): Use $(COMPILER_FOR_BUILD).
6168 (build/gen%$(build_exeext)): Likewise.
6169 (build/gcov-iov$(build_exeext)): LIkewise.
6170 * config/t-darwin (darwin.o): Use $(COMPILER).
6171 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
6172 * config/t-sol2 (sol2-c.o): Likewise.
6174 * config/t-vxworks (vxworks.o): Likewise.
6175 * config/x-darwin (host-darwin.o): Likewise.
6176 * config/x-hpux (host-hpux.o): Likewise.
6177 * config/x-linux (host-linux.o): Likewise.
6178 * config/x-solaris (host-solaris.o): Likewise.
6179 * config/alpha/x-alpha (driver-alpha.o): Likewise.
6180 * config/arm/t-arm (arm-c.o): Likewise.
6181 * config/arm/t-pe (pe.o): Likewise.
6182 * config/arm/t-wince-pe (pe.o): Likewise.
6183 * config/i386/t-cygming (winnt.o): Likewise.
6184 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
6185 * config/i386/t-cygwin (cygwin1.o): Likewise.
6186 (cygwin2.o): Likewise.
6187 * config/i386/t-i386 (i386-c.o): Likewise.
6188 * config/i386/t-interix (winnt.o): Likewise.
6189 * config/i386/t-netware (netware.o): Likewise.
6190 * config/i386/t-nwld (nwld.o): Likewise.
6191 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
6192 * config/i386/x-i386 (driver-i386.o): Likewise.
6193 * config/i386/x-cygwin (host-cygwin.o): Likewise.
6194 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
6195 * config/ia64/t-ia64 (ia64-c.o): Likewise.
6196 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
6197 * config/mips/x-native (driver-native.o): Likewise.
6198 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
6199 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
6200 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
6201 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
6202 * config/score/t-score-elf (score7.o): Likewise.
6203 (score3.o): Likewise.
6204 * config/sh/t-sh (sh-c.o): Likewise.
6205 * config/sh/t-symbian (sh-c.o): Likewise.
6206 (symbian.o): Likewise.
6207 * config/spu/t-spu-elf (spu-c.o): Likewise.
6208 * config/v850/t-v850 (v850-c.o): Likewise.
6209 * config/v850/t-v850e (v850-c.o): Likewise.
6211 2009-05-26 Richard Guenther <rguenther@suse.de>
6213 PR tree-optimization/40122
6214 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
6215 VECTOR_CSTs if possible.
6216 (fold_gimple_assign): Likewise.
6218 2009-05-26 Richard Guenther <rguenther@suse.de>
6221 * fold-const.c (fold_binary): Use the correct types for building
6224 2009-05-26 Richard Guenther <rguenther@suse.de>
6226 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
6227 redundant calls to merge_alias_info.
6228 (bump_vector_ptr): Likewise.
6229 * tree-ssa-copy.c (merge_alias_info): Remove.
6230 (replace_exp_1): Remove call to merge_alias_info.
6231 (propagate_tree_value): Likewise.
6232 (fini_copy_prop): Propagate points-to info.
6233 * tree-flow.h (merge_alias_info): Remove.
6235 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
6237 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
6239 2009-05-25 Jan Hubicka <jh@suse.cz>
6241 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6242 * cgraph.h (struct inline_summary): New filed self_wize,
6243 size_inlining_benefit, self_time and time_inlining_benefit.
6244 (struct cgraph_global_info): Replace insns by time ans size fields.
6245 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6246 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6247 (ipcp_update_callgraph): Do not touch function bodies.
6248 * ipa-inline.c: Include except.h
6249 (MAX_TIME): New constant.
6250 (overall_insns): Remove.
6252 (overall_size, max_benefit): New static variables.
6253 (cgraph_estimate_time_after_inlining): New function.
6254 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6255 (cgraph_clone_inlined_nodes): Update size.
6256 (cgraph_mark_inline_edge): Update size.
6257 (cgraph_estimate_growth): Use size info.
6258 (cgraph_check_inline_limits): Check size.
6259 (cgraph_default_inline_p): Likewise.
6260 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6261 (cgraph_decide_recursive_inlining): Check size.
6262 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6264 (cgraph_decide_inlining): Likewise.
6265 (cgraph_decide_inlining_incrementally): Likewise; honor
6266 PARAM_EARLY_INLINING_INSNS.
6267 (likely_eliminated_by_inlining_p): New predicate.
6268 (estimate_function_body_sizes): New function.
6269 (compute_inline_parameters): Use it.
6270 * except.c (must_not_throw_labels): New function.
6271 * except.h (must_not_throw_labels): Declare.
6272 * tree-inline.c (init_inline_once): Kill inlining_weigths
6273 * tree-ssa-structalias.c: Avoid uninitialized warning.
6274 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6275 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6276 (PARAM_INLINE_CALL_COST): Remove.
6277 (PARAM_EARLY_INLINING_INSNS): New.
6279 2009-05-25 Richard Guenther <rguenther@suse.de>
6281 PR tree-optimization/36327
6282 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
6283 callback for reference translation or lookup at the point of may-defs.
6284 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
6285 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
6286 for union COMPONENT_REFs.
6287 (vn_reference_lookup_3): New callback. Lookup from memset
6288 and CONSTRUCTOR assignment, translate through struct copies.
6289 (vn_reference_lookup_pieces): Make sure to not free the
6290 passed operands array. Adjust walk_non_aliased_vuses call.
6291 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
6292 make sure we do not leak memory.
6294 2009-05-25 Richard Guenther <rguenther@suse.de>
6296 * tree-ssa-alias.h (dump_points_to_solution): Declare.
6297 * tree-inline.c (expand_call_inline): Reset the escaped and
6299 * tree-ssa-structalias.c (pass_build_ealias): New.
6300 * tree-pass.h (pass_build_ealias): Declare.
6301 * passes.c (init_optimization_passes): Add PTA during
6302 early optimizations.
6303 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
6304 and CALLUSED solutions.
6305 (dump_points_to_solution): New function, split out from ...
6306 (dump_points_to_info_for): ... here.
6307 * tree-parloops.c (parallelize_loops): Reset the escaped and
6310 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6313 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
6314 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
6316 2009-05-25 Ira Rosen <irar@il.ibm.com>
6318 PR tree-optimization/40238
6319 * tree-vect-stmts.c (vect_init_vector): Insert initialization
6320 statements after basic block's labels.
6321 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
6322 to free the allocated memory.
6324 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
6326 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
6327 return address with a USE.
6329 2009-05-24 Richard Guenther <rguenther@suse.de>
6332 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
6333 array type from the main variant of the inner type.
6335 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6337 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
6338 definition to bool (from int) to un-break build.
6339 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
6341 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
6343 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
6344 discard_stmt_changes): Delete.
6345 * tree-ssa-operands.c (scb_stack): Delete.
6346 (init_ssa_operands): Do not initialize it.
6347 (fini_ssa_operands): Do not free it.
6348 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
6350 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
6351 update_stmt, remove the others. Fix comments.
6352 * tree-dfa.c (optimize_stack_restore): Likewise.
6353 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
6354 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
6355 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
6356 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
6358 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
6359 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
6360 (dom_opt_finalize_block): Likewise, adjusting access to
6362 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
6363 (stmts_to_rescan): Change item type to gimple.
6364 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
6366 2009-05-24 Ira Rosen <irar@il.ibm.com>
6368 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
6369 * tree-pass.h (pass_slp_vectorize): New pass.
6370 * params.h (SLP_MAX_INSNS_IN_BB): Define.
6371 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
6372 * tree-vectorizer.c (timevar.h): Include.
6373 (user_vect_verbosity_level): Declare.
6374 (vect_location): Fix comment.
6375 (vect_set_verbosity_level): Update user_vect_verbosity_level
6376 instead of vect_verbosity_level.
6377 (vect_set_dump_settings): Add an argument. Ignore user defined
6378 verbosity if dump flags require higher level of verbosity. Print to
6379 stderr only for loop vectorization.
6380 (vectorize_loops): Update call to vect_set_dump_settings.
6381 (execute_vect_slp): New function.
6382 (gate_vect_slp): Likewise.
6383 (struct gimple_opt_pass pass_slp_vectorize): New.
6384 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
6386 (vec_info_for_bb): New function.
6387 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
6388 (VECTORIZATION_ENABLED): New macro.
6389 (SLP_ENABLED, SLP_DISABLED): Likewise.
6390 (vect_is_simple_use): Add bb_vec_info argument.
6391 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
6392 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
6393 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
6394 vect_schedule_slp, vect_analyze_slp): Likewise.
6395 (vect_analyze_stmt): Add slp_tree argument.
6396 (find_bb_location): Declare.
6397 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
6398 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
6399 (vect_analyze_loop_operations, vect_analyze_loop,
6400 get_initial_def_for_induction, vect_create_epilog_for_reduction,
6401 vect_finalize_reduction, vectorizable_reduction,
6402 vectorizable_live_operation, vect_transform_loop): Likewise.
6403 * tree-data-ref.c (dr_analyze_innermost): Update comment,
6404 skip evolution analysis if analyzing a basic block.
6405 (dr_analyze_indices): Likewise.
6406 (initialize_data_dependence_relation): Skip the test whether the
6407 object is invariant for basic blocks.
6408 (compute_all_dependences): Skip dependence analysis for data
6409 references in basic blocks.
6410 (find_data_references_in_stmt): Don't fail in case of invariant
6411 access in basic block.
6412 (find_data_references_in_bb): New function.
6413 (find_data_references_in_loop): Move code to
6414 find_data_references_in_bb and add a call to it.
6415 (compute_data_dependences_for_bb): New function.
6416 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
6417 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
6419 (vect_analyze_data_ref_dependence): Check for interleaving in case of
6420 unknown dependence in basic block and fail in case of dependence in
6422 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
6423 dependence instances from either loop or basic block vectorization
6425 (vect_compute_data_ref_alignment): Check if it is loop vectorization
6426 before calling nested_in_vect_loop_p.
6427 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
6428 dependence instances from either loop or basic block vectorization
6430 (vect_verify_datarefs_alignment): Likewise.
6431 (vect_enhance_data_refs_alignment): Adjust function calls.
6432 (vect_analyze_data_refs_alignment): Likewise.
6433 (vect_analyze_group_access): Fix printing. Skip different checks if
6434 DR_STEP is 0. Keep strided stores either in loop or basic block
6435 vectorization data structure. Fix indentation.
6436 (vect_analyze_data_ref_access): Fix comments, allow zero step in
6438 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
6439 dependence instances from either loop or basic block vectorization
6441 (vect_analyze_data_refs): Update comment. Call
6442 compute_data_dependences_for_bb to analyze basic blocks.
6443 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
6444 case of loop vectorization. In case of basic block vectorization use
6445 data-ref itself as a base.
6446 (vect_create_data_ref_ptr): In case of basic block vectorization:
6447 don't advance the pointer, add new statements before the current
6448 statement. Adjust function calls.
6449 (vect_supportable_dr_alignment): Support only aligned accesses in
6450 basic block vectorization.
6451 * common.opt (ftree-slp-vectorize): New flag.
6452 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
6453 (vect_pattern_recog_1): Likewise.
6454 * tree-vect-stmts.c (process_use): Likewise.
6455 (vect_init_vector): Add new statements in the beginning of the basic
6456 block in case of basic block SLP.
6457 (vect_get_vec_def_for_operand): Adjust function calls.
6458 (vect_finish_stmt_generation): Likewise.
6459 (vectorizable_call): Add assert that it is loop vectorization, adjust
6461 (vectorizable_conversion, vectorizable_assignment): Likewise.
6462 (vectorizable_operation): In case of basic block SLP, take
6463 vectorization factor from statement's type and skip the relevance
6464 check. Adjust function calls.
6465 (vectorizable_type_demotion): Add assert that it is loop
6466 vectorization, adjust function calls.
6467 (vectorizable_type_promotion): Likewise.
6468 (vectorizable_store): Check for outer loop only in case of loop
6469 vectorization. Adjust function calls. For basic blocks, skip the
6470 relevance check and don't advance pointers.
6471 (vectorizable_load): Likewise.
6472 (vectorizable_condition): Add assert that it is loop vectorization,
6473 adjust function calls.
6474 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
6475 that it is not reduction, get vector type, call only supported
6476 functions, skip loop specific parts.
6477 (vect_transform_stmt): Check for outer loop only in case of loop
6479 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
6480 (vect_is_simple_use): Fix comment, add new argument, fix conditions
6481 for external definition.
6482 * passes.c (pass_slp_vectorize): New pass.
6483 * tree-vect-slp.c (find_bb_location): New function.
6484 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
6485 check for patterns only in loops.
6486 (vect_build_slp_tree): Add argument, adjust function calls, fail in
6487 case of multiple types in basic block SLP.
6488 (vect_mark_slp_stmts_relevant): New function.
6489 (vect_supported_load_permutation_p): Fix comment.
6490 (vect_analyze_slp_instance): Add argument. In case of basic block
6491 SLP, take vectorization factor from statement's type, check that
6492 unrolling factor is 1. Adjust function call. Save SLP instance in
6493 either loop or basic block vectorization structure. Return FALSE,
6495 (vect_analyze_slp): Add argument. Get strided stores groups from
6496 either loop or basic block vectorization structure. Return FALSE
6497 if basic block SLP failed.
6498 (new_bb_vec_info): New function.
6499 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
6500 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
6501 (vect_schedule_slp): Add argument. Get SLP instances from either
6502 loop or basic block vectorization structure. Set vectorization factor
6503 to be 1 for basic block SLP.
6504 (vect_slp_transform_bb): New function.
6505 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
6507 2009-05-23 Mark Mitchell <mark@codesourcery.com>
6509 * final.c (shorten_branches): Do not align labels for jump tables.
6510 (final_scan_insn): Use JUMP_TABLE_DATA_P.
6512 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
6514 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
6515 Remove outdated reference to flow.c and fix nits.
6516 * doc/gccint.texi: Tweak RTL description.
6517 * doc/rtl.texi: Likewise.
6519 2009-05-23 Denis Chertykov <chertykov@gmail.com>
6521 * config/avr/avr.c: Change my email address.
6522 * config/avr/avr.h: Likewise.
6523 * config/avr/avr.md: Likewise.
6524 * config/avr/avr-protos.h: Likewise.
6525 * config/avr/libgcc.S: Likewise.
6527 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6529 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
6530 (spu_split_load, spu_split_store): Change return type to int.
6531 (spu_split_convert): Declare.
6532 * config/spu/predicates.md (spu_mem_operand): Remove.
6533 (spu_mov_operand): Update.
6534 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
6535 * config/spu/spu.c (regno_aligned_for_load): Remove.
6536 (reg_aligned_for_addr, spu_expand_load): Define.
6537 (spu_expand_extv): Reimplement and handle MEM.
6538 (spu_expand_insv): Handle MEM.
6539 (spu_sched_reorder): Handle insn's with length 0.
6540 (spu_legitimate_address_p): Reimplement.
6541 (store_with_one_insn_p): Return TRUE for any mode with size
6542 larger than 16 bytes.
6543 (address_needs_split): Define.
6544 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
6546 (spu_convert_move): Define.
6547 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
6548 (spu_split_store): Change all MEM's to TImode.
6549 (spu_init_expanders): Preallocate registers that correspond to
6550 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
6552 (spu_split_convert): Define.
6553 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
6554 (_move<mode>, _movdi, _movti): Update predicate and condition.
6555 (load, store): Change to define_split.
6556 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
6558 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
6559 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
6560 define_insn_and_split of lshr<mode>3.
6561 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
6562 (<v>ashr<mode>3_imm): Define.
6563 (extv, extzv, insv): Allow MEM operands.
6564 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
6565 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
6566 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
6567 (_spu_convert2): Change to define_insn_and_split and remove the
6568 corresponding define_peephole2.
6569 (stack_protect_set, stack_protect_test, stack_protect_test_si):
6570 Change predicates to memory_operand.
6572 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6574 * config/arm/thumb2.md: Add 16-bit multiply instructions.
6576 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6578 PR tree-optimization/40219
6579 * tree.c (iterative_hash_expr): Make sure the builtin function is
6580 a normal builtin function and not a front end or back end builtin
6581 before indexing into the built_in_decls array.
6583 2009-05-22 Richard Guenther <rguenther@suse.de>
6586 * alias.c (write_dependence_p): Do not use TBAA for answering
6587 anti-dependence or output-dependence.
6588 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
6589 (emit_pointer_definition): Remove.
6590 (emit_alias_warning): Likewise.
6591 (find_what_var_points_to): Remove TBAA pruning code.
6592 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
6594 (compute_points_to_sets): Remove code computing the set of
6595 dereferenced pointers.
6596 * tree-data-ref.c (dr_may_alias_p): Properly use the split
6597 oracle for querying anti and output dependencies.
6598 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
6599 if TBAA may be applied.
6600 (refs_anti_dependent_p): New function.
6601 (refs_output_dependent_p): Likewise.
6602 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
6603 (refs_output_dependent_p): Likewise.
6604 * doc/tree-ssa.texi (Memory model): New section.
6605 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6606 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6607 * cfgexpand.c (expand_gimple_basic_block): Do not handle
6608 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
6609 * expr.c (expand_expr_real_1): Likewise.
6610 * gimple-low.c (lower_stmt): Likewise.
6611 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
6612 (dump_gimple_cdt): Remove.
6613 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6614 (gimple_size): Likewise.
6615 (walk_gimple_op): Likewise.
6616 (is_gimple_stmt): Likewise.
6617 (walk_stmt_load_store_addr_ops): Likewise.
6618 (gimple_build_cdt): Remove.
6619 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6620 * gimple.h (gimple_cdt_new_type): Remove.
6621 (gimple_cdt_new_type_ptr): Likewise.
6622 (gimple_cdt_set_new_type): Likewise.
6623 (gimple_cdt_location): Likewise.
6624 (gimple_cdt_location_ptr): Likewise.
6625 (gimple_cdt_set_location): Likewise.
6626 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6627 * tree-cfg.c (remove_useless_stmts_1): Do not handle
6628 GIMPLE_CHANGE_DYNAMIC_TYPE.
6629 (verify_types_in_gimple_stmt): Likewise.
6630 * tree-inline.c (estimate_num_insns): Likewise.
6631 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
6632 (copy_decl_to_var): Likewise.
6633 (copy_result_decl_to_var): Likewise.
6634 * tree-pretty-print.c (dump_generic_node): Do not handle
6635 CHANGE_DYNAMIC_TYPE_EXPR.
6636 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6637 * tree-ssa-operands.c (get_expr_operands): Likewise.
6638 * tree-ssa-structalias.c (struct variable_info): Remove
6639 no_tbaa_pruning member.
6640 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
6641 (unify_nodes): Do not copy it.
6642 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6643 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
6644 (set_uids_in_ptset): Do not check it.
6645 (find_what_var_points_to): Likewise.
6646 (compute_tbaa_pruning): Remove.
6647 (compute_points_to_sets): Do not call it.
6648 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6649 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6650 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
6651 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
6652 (DECL_NO_TBAA_P): Likewise.
6653 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
6654 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
6655 (expand_omp_atomic_pipeline): Do not set it.
6656 * print-tree.c (print_node): Do not dump it.
6657 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6660 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
6663 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
6666 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6668 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
6671 2009-05-22 Ben Elliston <bje@au.ibm.com>
6673 * Makefile.in (bversion.h, s-bversion): New targets.
6674 (TOPLEV_H): Add bversion.h.
6675 * toplev.h: Include "bversion.h".
6676 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
6677 the __format__ attribute only if compiling with the same version
6678 of GCC as the sources (the "build version").
6680 2009-05-22 Ben Elliston <bje@au.ibm.com>
6682 * c-format.c (handle_format_attribute): Fix comment typo.
6684 2009-05-21 Steve Ellcey <sje@cup.hp.com>
6687 * config/ia64/ia64.opt (mfused-madd): New.
6688 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
6689 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
6690 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
6691 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
6692 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
6693 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
6694 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
6695 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
6696 instruction if !TARGET_FUSED_MADD.
6697 (fpma, fpms): Remove colon from name.
6699 2009-05-22 Richard Guenther <rguenther@suse.de>
6701 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
6702 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
6703 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
6705 (create_expression_by_pieces): Only convert if necessary.
6706 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
6707 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
6709 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
6711 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
6712 regular pattern from a template and rename it ...
6713 (*extzv_truncsi_exts): ... to this.
6715 2009-05-21 Richard Guenther <rguenther@suse.de>
6717 * cgraph.h (struct cgraph_node): Remove inline_decl member.
6718 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
6719 (cgraph_default_inline_p): Likewise.
6720 (cgraph_decide_inlining_incrementally): Likewise.
6722 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
6723 Uros Bizjak <ubizjak@gmail.com>
6725 * config/i386/cpuid.h (bit_MOVBE): New.
6727 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
6729 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
6730 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
6731 (ix86_handle_option): Handle OPT_mmovbe.
6732 (ix86_target_string): Add -mmovbe.
6733 (pta_flags): Add PTA_MOVBE.
6734 (processor_alias_table): Add PTA_MOVBE to "atom".
6735 (override_options): Handle PTA_MOVBE.
6737 * config/i386/i386.h (TARGET_MOVBE): New.
6739 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
6740 (*bswapsi_movbe): New.
6741 (*bswapdi_movbe): Likewise.
6742 (bswapdi2): Renamed to ...
6744 (bswapdi2): New expander.
6746 * config/i386/i386.opt (mmovbe): New.
6748 * doc/invoke.texi: Document -mmovbe.
6750 2009-05-21 Taras Glek <tglek@mozilla.com>
6752 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
6753 * gcc-plugin.h (plugin_init): Updated signature.
6754 * gcc-plugin.h (plugin_name_args): Moved to this header.
6755 * doc/plugins.texi (plugin_init): Updated documention to reflect
6757 * doc/plugins.texi (plugin_name_args): Added to documention.
6759 2009-05-21 Mark Mitchell <mark@codesourcery.com>
6761 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
6762 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
6764 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
6766 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
6767 JUMP_TABLE_DATA_P predicates where applicable.
6768 * config/i386/predicates.md: Ditto.
6769 * config/i386/sse.md: Ditto.
6771 2009-05-21 Jakub Jelinek <jakub@redhat.com>
6773 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
6774 operand2 -128 override length_immediate attribute to 1.
6775 * config/i386/predicates.md (constm128_operand): New predicate.
6777 * config/i386/i386.c (memory_address_length): Handle %r12
6778 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
6780 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
6781 mode look through optional ZERO_EXTEND and SUBREG.
6782 * config/i386/i386.md (R12_REG): New define_constant.
6783 (prefix_data16): For sse unit set also for MODE_TI insns.
6784 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
6785 insns set if operand 1 is ext_QIreg_operand.
6786 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
6787 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
6789 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
6790 mode from MODE_DI to MODE_SI.
6791 (movdi_1_rex64): Override modrm and length_immediate attributes
6792 only for movabs (TYPE_IMOV, alternative 2).
6793 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
6794 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
6795 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
6796 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
6797 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
6798 prefix_rex attribute if DImode.
6799 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
6800 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
6801 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
6802 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
6803 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
6804 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
6805 Likewise. For TYPE_IMOV clear length_immediate attribute.
6806 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
6807 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
6808 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
6809 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
6810 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
6811 or one operand TYPE_ISHIFT.
6812 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
6813 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
6814 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
6815 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
6816 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
6817 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
6818 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
6819 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
6820 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
6821 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
6822 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
6823 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
6824 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
6825 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
6826 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
6827 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
6828 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
6829 set mode attribute, don't override length attribute.
6830 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
6832 (return_internal_long): Set length attribute to 2 instead of 1.
6833 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
6834 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
6835 prefix_rex attribute.
6836 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
6838 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
6840 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6842 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
6844 2009-05-20 Ian Lance Taylor <iant@google.com>
6846 * tree.c (build_tree_list_vec_stat): New function.
6847 (ctor_to_vec): New function.
6848 (build_nt_call_vec): New function.
6849 (build_call_array): Change args to be a const pointer.
6850 (build_call_vec): New function.
6851 * tree.h (build_nt_call_vec): Declare.
6852 (build_tree_list_vec_stat): Declare.
6853 (build_tree_list_vec): Define.
6854 (build_call_array): Update declaration.
6855 (build_call_vec): Declare.
6856 (ctor_to_vec): Declare.
6857 * c-common.c (tree_vector_cache): New static variable.
6858 (make_tree_vector): New function.
6859 (release_tree_vector): New function.
6860 (make_tree_vector_single): New function.
6861 (make_tree_vector_copy): New function.
6862 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
6863 (make_tree_vector_single, make_tree_vector_copy): Declare.
6864 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
6865 (c_parser_expr_list): Don't manage cache here, instead call
6867 (c_parser_release_expr_list): Remove static function.
6868 (c_parser_vec_to_tree_list): Remove static function.
6869 (c_parser_attributes): Call build_tree_list_vec instead of
6870 c_parser_vec_to_tree_list. Call release_tree_vector instead of
6871 c_parser_release_expr_list.
6872 (c_parser_postfix_expression_after_primary): Likewise.
6873 (c_parser_objc_keywordexpr): Likewise.
6875 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
6877 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
6878 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
6879 TARGET_CONVERT_TO_TYPE.
6880 * hooks.c (hook_tree_const_tree_null): Define.
6881 * hooks.h (hook_tree_const_tree_null): Declare.
6882 * target.h (struct gcc_target): Add invalid_parameter_type,
6883 invalid_return_type, promoted_type, and convert_to_type fields.
6884 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
6885 (TARGET_INVALID_RETURN_TYPE): Define.
6886 (TARGET_PROMOTED_TYPE): Define.
6887 (TARGET_CONVERT_TO_TYPE): Define.
6888 (TARGET_INITIALIZER): Update for new fields.
6889 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
6890 (grokparms): Check targetm.invalid_parameter_type.
6891 * c-typeck.c (default_conversion): Check targetm.promoted_type.
6892 * c-convert.c (convert): Check targetm.convert_to_type.
6894 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
6896 * config/mips/mips.md (*extenddi_truncate<mode>,
6897 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
6899 (*extendhi_truncateqi): New define_insn_and_sptit.
6901 2009-05-20 Jakub Jelinek <jakub@redhat.com>
6904 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
6905 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
6907 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
6909 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
6910 the operand of VIEW_CONVERT_EXPR.
6912 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
6914 * config/i386/driver-i386.c (host_detect_local_cpu): Check
6915 extended family and model for Intel processors. Support Intel Atom.
6917 2009-05-20 Olivier Hainque <hainque@adacore.com>
6919 * gstab.h (stab_code_type): Define, to be used instead of the
6920 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
6922 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
6923 occurrences by stab_code_type.
6924 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
6926 2009-05-20 Martin Jambor <mjambor@suse.cz>
6928 * tree-flow.h (insert_edge_copies_seq): Undeclare.
6929 (sra_insert_before): Likewise.
6930 (sra_insert_after): Likewise.
6931 (sra_init_cache): Likewise.
6932 (sra_type_can_be_decomposed_p): Likewise.
6933 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
6934 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
6935 (sra_insert_before): Likewise.
6936 (sra_insert_after): Likewise.
6937 (sra_init_cache): Likewise.
6938 (insert_edge_copies_seq): Made static and moved upwards.
6940 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
6943 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
6945 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
6946 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
6949 2009-05-20 Richard Guenther <rguenther@suse.de>
6951 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6952 with mismatched comparison modes.
6954 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6956 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
6957 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
6958 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
6959 with shifts for Thumb2.
6960 (orsi_notsi): New for orn.
6961 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
6962 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
6963 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
6964 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
6965 Don't invert remainder for IOR.
6967 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
6969 PR tree-optimization/40087
6970 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
6971 number_of_iterations_ne): Rename never_infinite argument.
6972 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
6973 number_of_iterations_le): Handle pointer-type ivs when
6974 exit_must_be_taken is false.
6975 (number_of_iterations_cond): Do not always assume that
6976 exit_must_be_taken if the control variable is a pointer.
6978 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6980 * c-typeck.c (build_binary_op): Allow % on integal vectors.
6981 * doc/extend.texi (Vector Extension): Document that % is allowed too.
6983 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
6985 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
6986 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
6988 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6991 * c.opt (Wlogical-op): Disabled by default.
6992 * c-opt (c_common_post_options): Do not enable Wlogical-op with
6994 * doc/invoke.texi (Wlogical-op): Likewise.
6996 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
6998 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
7000 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
7001 Propagate the type of the first operand.
7002 <ASSERT_EXPR>: Simplify.
7003 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
7004 Rewrite using the RHS code as discriminant.
7005 <NOP_EXPR>: Turn into CASE_CONVERT.
7006 <PLUS_EXPR>: Propagate the type of the first operand.
7008 2009-05-19 Steve Ellcey <sje@cup.hp.com>
7010 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
7011 (ia64_dconst_0_375): New.
7012 * config/ia64/ia64.c (ia64_override_options): Remove
7013 -minline-sqrt-min-latency warning.
7014 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
7015 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
7016 * config/ia64/ia64.md (*sqrt_approx): Remove.
7017 (sqrtsf2): Remove #if 0.
7018 (sqrtsf2_internal_thr): Rewrite and move to div.md.
7019 (sqrtdf): Remove assert.
7020 (sqrtdf2_internal_thr): Rewrite and move to div.md.
7021 (sqrtxf2): Remove #if 0.
7022 (sqrtxf2_internal_thr): Rewrite and move to div.md.
7023 * div.md (sqrt_approx_rf): New.
7024 (sqrtsf2_internal_thr): New implementation.
7025 (sqrtsf2_internal_lat): New.
7026 (sqrtdf2_internal_thr: New implementation.
7027 (sqrtxf2_internal): New implementation.
7029 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
7030 Hans-Peter Nilsson <hp@axis.com>
7032 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
7033 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
7034 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
7035 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
7036 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
7037 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
7038 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
7039 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
7040 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
7041 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
7042 * c-common.c: ...from here.
7044 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7046 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
7048 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7050 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
7052 2009-05-19 Ben Elliston <bje@au.ibm.com>
7054 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
7055 assignments with memcpy calls.
7056 (add_fdes): Likewise.
7057 (binary_search_unencoded_fdes): Likewise.
7058 (linear_search_fdes): Eliminate type puns.
7060 2009-05-19 Richard Guenther <rguenther@suse.de>
7062 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
7063 not falsely claim to have propagated into all uses.
7065 2009-05-19 Ben Elliston <bje@au.ibm.com>
7067 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
7070 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7072 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
7073 * config/sh/sh.c (sh_legitimate_address_p): Make static.
7074 (TARGET_LEGITIMATE_ADDRESS_P): New.
7075 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7076 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7078 2009-05-18 Dodji Seketeli <dodji@redhat.com>
7081 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
7082 child of the containing namespace's DIE.
7084 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
7086 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
7087 *zero_extendhi_truncqi): Move after the zero_extend patterns.
7088 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
7091 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
7094 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
7095 gen_align with gen_pad.
7096 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
7097 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
7099 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
7100 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
7102 * config/i386/i386.md (align): Renamed to ...
7103 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
7104 ASM_OUTPUT_MAX_SKIP_PAD.
7106 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
7108 * config.gcc: Fix variable syntax.
7111 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
7112 before calling exact_log2.
7113 (output_iorsi3): Likewise.
7114 (output_xorsi3): Likewise.
7116 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7118 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
7119 for the none zero constant operand except for EQ and NE
7120 comprisons even when the first operand is R0.
7122 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
7124 * config/s390/2064.md: Remove trailing whitespaces.
7125 * config/s390/2084.md: Likewise.
7126 * config/s390/constraints.md: Likewise.
7127 * config/s390/fixdfdi.h: Likewise.
7128 * config/s390/libgcc-glibc.ver: Likewise.
7129 * config/s390/s390-modes.def: Likewise.
7130 * config/s390/s390-protos.h: Likewise.
7131 * config/s390/s390.c: Likewise.
7132 * config/s390/s390.h: Likewise.
7133 * config/s390/s390.md: Likewise.
7134 * config/s390/tpf-unwind.h: Likewise.
7136 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7138 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
7140 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7143 * configure.ac (m68k-*-*): Check if binutils support TLS.
7144 * configure: Regenerate.
7145 * config/m68k/predicates.md (symbolic_operand): Extend comment.
7146 * config/m68k/constraints.md (Cu): New constraint.
7147 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
7148 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
7149 (movsi): Handle TLS symbols.
7150 (addsi3_5200): Handle XTLS symbols, indent.
7151 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
7152 (m68k_tls_reference_p): Declare.
7153 (m68k_legitimize_address): Declare.
7154 (m68k_unwrap_symbol): Declare.
7155 * config/m68k/m68k.opt (mxtls): New option.
7156 * config/m68k/m68k.c (ggc.h): Include.
7157 (m68k_output_dwarf_dtprel): Implement hook.
7158 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
7159 (m68k_expand_prologue): Load GOT pointer when function needs it.
7160 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
7161 (m68k_legitimate_constant_address_p): Same.
7162 (m68k_decompose_address): Handle TLS references.
7163 (m68k_get_gp): New static function.
7164 (enum m68k_reloc): New contants.
7165 (TLS_RELOC_P): New macro.
7166 (m68k_wrap_symbol): New static function.
7167 (m68k_unwrap_symbol): New function.
7168 (m68k_final_prescan_insn_1): New static function.
7169 (m68k_final_prescan_insn): New function.
7170 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
7172 (legitimize_pic_address): Handle TLS references..
7173 (m68k_tls_get_addr, m68k_get_tls_get_addr)
7174 (m68k_libcall_value_in_a0_p)
7175 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
7176 (m68k_call_m68k_read_tp): Helper variables and functions for ...
7177 (m68k_legitimize_tls_address): Handle TLS references.
7178 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
7180 (m68k_legitimize_address): Handle TLS symbols.
7181 (m68k_get_reloc_decoration): New static function.
7182 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
7184 (m68k_output_dwarf_dtprel): Implement hook.
7185 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
7186 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
7187 m68k_call_* routines.
7188 (sched_attr_op_type): Handle TLS symbols.
7189 (gt-m68k.h): Include.
7190 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
7191 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
7193 2009-05-18 Martin Jambor <mjambor@suse.cz>
7195 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
7196 (visit_store_addr_for_mod_analysis): New function.
7197 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
7198 (determine_cst_member_ptr): Use gimple_assign_single_p.
7199 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
7200 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
7201 operands. Don't check number of operands of a NOP_EXPR.
7203 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
7205 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
7207 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
7210 * c-common.c (warn_logical_operator): Don't warn if one of
7211 expression isn't always true or false.
7213 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
7215 * config/i386/biarch32.h: New file.
7216 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
7218 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
7220 * config/mips/mips.md (*zero_extend<mode>_trunchi,
7221 *zero_extend<mode>_truncqi): Merge these into ...
7222 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
7223 Name the pattern following this as *zero_extendhi_truncqi.
7225 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
7228 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
7229 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
7230 (output_info): Make field HOST_WIDEST_INT.
7231 (print_statistics): Use HOST_WIDEST_INT_PRINT.
7232 (dump_bitmat_statistics): Same.
7234 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
7236 * config.gcc (use_gcc_stdint): Set to wrap.
7237 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7238 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7239 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7240 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7241 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7242 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7243 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7244 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7246 2009-05-16 Joseph Myers <joseph@codesourcery.com>
7248 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
7250 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
7251 Move definitions earlier.
7252 (OPT_ARCH64, OPT_ARCH32): Define.
7253 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
7256 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7259 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
7262 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7264 * arm.md (movdi2): Copy non-reg values to DImode registers.
7266 2009-05-16 Jakub Jelinek <jakub@redhat.com>
7269 * final.c (label_to_max_skip): New function.
7270 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
7271 CODE_LABEL_NUMBER <= max_labelno.
7272 * output.h (label_to_max_skip): New prototype.
7273 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
7274 (ix86_avoid_jump_mispredicts): ... this. Don't define if
7275 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
7276 Handle CODE_LABELs with >= 16 byte alignment or with
7277 max_skip == (1 << align) - 1.
7278 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
7279 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
7282 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
7283 .p2align 3 if MAX_SKIP is smaller than 7.
7284 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7286 2009-05-15 Ian Lance Taylor <iant@google.com>
7288 * alias.c (struct alias_set_entry_d): Rename from struct
7289 alias_set_entry. Change all uses.
7290 * except.c (struct call_site_record_d): Rename from struct
7291 call_site_record. Change all uses.
7292 * except.h (struct eh_region_d): Rename from struct eh_region.
7294 * gcse.c (struct hash_table_d): Rename from struct hash_table.
7296 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
7297 ivtype_map_elt. Change all uses.
7298 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
7300 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
7301 * graphite.h (struct name_tree_d): Rename from struct name_tree.
7303 (struct sese_d): Rename from struct sese. Change all uses.
7304 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
7305 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
7306 * optabs.h (struct optab_d): Rename from struct optab. Change all
7308 (struct convert_optab_d): Rename from struct convert_optab.
7310 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
7311 ipa_opt_pass. Change all uses.
7312 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
7315 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
7316 defined as a typedef.
7317 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
7320 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7323 * fold-const.c (make_range,build_range_check,merge_ranges): Move
7325 (merge_ranges): Returns bool.
7326 * tree.h (make_range): .. to here.
7327 (build_range_check): Likewise.
7328 (merge_ranges): Likewise. Renamed from merge_ranges.
7329 * c-typeck.c (parser_build_binary_op): Update calls to
7330 warn_logical_operator.
7331 * c-common.c (warn_logical_operator): Add new warning.
7332 * c-common.h (warn_logical_operator): Update declaration.
7334 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7336 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
7338 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7340 * doc/install.texi: Document MPC requirements, flags etc.
7342 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
7343 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
7344 Evaluate constant arguments.
7345 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
7346 (fold_builtin_1): Likewise, also evaluate constant arguments.
7347 Remove superfluous break.
7348 (do_mpc_ckconv): New.
7349 * real.h: Include mpc.h.
7350 * toplev.c (print_version): Output MPC version info if available.
7352 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7354 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
7356 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
7358 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
7361 2009-05-15 Jan Hubicka <jh@suse.cz>
7363 * doc/invoke.texi (max-early-inliner-iterations): New flag.
7364 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
7365 (try_inline): Fix return value.
7366 (cgraph_decide_inlining_incrementally): Honor new value.
7367 (cgraph_early_inlining): Handle indirect inlining.
7368 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
7370 2009-05-15 Jan Hubicka <jh@suse.cz>
7372 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
7373 * cgraphunit.c (cgraph_finalize_function): Set it.
7374 (cgraph_expand_function): Use it.
7376 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7378 * real.c (encode_ieee_half): Define.
7379 (decode_ieee_half): Define.
7380 (ieee_half_format): Define.
7381 (arm_half_format): Define.
7382 * real.h (ieee_half_format): Declare.
7383 (arm_half_format): Declare.
7385 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7387 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
7388 swapped, and reversed optabs exist before trying to use them.
7390 2009-05-15 Paul Brook <paul@codesourcery.com>
7391 Sandra Loosemore <sandra@codesourcery.com>
7393 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
7394 loads. Allow PRE_DEC.
7395 (output_move_neon): Handle PRE_DEC.
7396 (arm_print_operand): Add 'A' for neon structure loads.
7397 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
7398 * config/arm/neon.md (neon_mov): Update comment.
7399 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
7401 (Um): New constraint.
7403 2009-05-15 Jan Hubicka <jh@suse.cz>
7405 Revert the following patch until testsuite fallout is fixed:
7406 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7407 * cgraph.h (struct inline_summary): New filed self_wize,
7408 size_inlining_benefit, self_time and time_inlining_benefit.
7409 (struct cgraph_global_info): Replace insns by time ans size fields.
7410 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7411 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7412 (ipcp_update_callgraph): Do not touch function bodies.
7413 * ipa-inline.c: Include except.h
7414 (MAX_TIME): New constant.
7415 (overall_insns): Remove
7416 (overall_size, max_benefit): New static variables.
7417 (cgraph_estimate_time_after_inlining): New function.
7418 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7419 (cgraph_clone_inlined_nodes): Update size.
7420 (cgraph_mark_inline_edge): Update size.
7421 (cgraph_estimate_growth): Use size info.
7422 (cgraph_check_inline_limits): Check size.
7423 (cgraph_default_inline_p): Likewise.
7424 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7425 (cgraph_decide_recursive_inlining): Check size.
7426 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7428 (cgraph_decide_inlining): Likewise.
7429 (cgraph_decide_inlining_incrementally): Likewise; honor
7430 PARAM_EARLY_INLINING_INSNS.
7431 (likely_eliminated_by_inlining_p): New predicate.
7432 (estimate_function_body_sizes): New function.
7433 (compute_inline_parameters): Use it.
7434 * except.c (must_not_throw_labels): New function.
7435 * except.h (must_not_throw_labels): Declare.
7436 * tree-inline.c (init_inline_once): Kill inlining_weigths
7437 * tree-ssa-structalias.c: Avoid uninitialized warning.
7438 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7439 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7440 (PARAM_INLINE_CALL_COST): Remove.
7441 (PARAM_EARLY_INLINING_INSNS): New.
7443 2009-05-15 Richard Guenther <rguenther@suse.de>
7445 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
7446 not TODO_update_ssa.
7448 2009-05-15 Richard Guenther <rguenther@suse.de>
7450 PR tree-optimization/39999
7451 * gimple.h (gimple_expr_type): Use the expression type looking
7452 through useless conversions.
7453 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
7454 (vn_nary_op_insert_stmt): Likewise.
7455 (simplify_binary_expression): Likewise.
7457 2009-05-15 Richard Guenther <rguenther@suse.de>
7459 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7460 New options, enabled by default.
7461 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7463 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
7464 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
7465 * tree-ssa-structalias.c (gate_tree_pta): New function.
7466 (pass_build_alias): Use it.
7468 2009-05-15 Joseph Myers <joseph@codesourcery.com>
7470 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
7471 recurse on an invariant address if a conversion from a pointer
7472 type to a wider integer type is involved.
7474 2009-05-15 Jan Hubicka <jh@suse.cz>
7476 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7477 * cgraph.h (struct inline_summary): New filed self_wize,
7478 size_inlining_benefit, self_time and time_inlining_benefit.
7479 (struct cgraph_global_info): Replace insns by time ans size fields.
7480 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7481 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7482 (ipcp_update_callgraph): Do not touch function bodies.
7483 * ipa-inline.c: Include except.h
7484 (MAX_TIME): New constant.
7485 (overall_insns): Remove
7486 (overall_size, max_benefit): New static variables.
7487 (cgraph_estimate_time_after_inlining): New function.
7488 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7489 (cgraph_clone_inlined_nodes): Update size.
7490 (cgraph_mark_inline_edge): Update size.
7491 (cgraph_estimate_growth): Use size info.
7492 (cgraph_check_inline_limits): Check size.
7493 (cgraph_default_inline_p): Likewise.
7494 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7495 (cgraph_decide_recursive_inlining): Check size.
7496 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7498 (cgraph_decide_inlining): Likewise.
7499 (cgraph_decide_inlining_incrementally): Likewise; honor
7500 PARAM_EARLY_INLINING_INSNS.
7501 (likely_eliminated_by_inlining_p): New predicate.
7502 (estimate_function_body_sizes): New function.
7503 (compute_inline_parameters): Use it.
7504 * except.c (must_not_throw_labels): New function.
7505 * except.h (must_not_throw_labels): Declare.
7506 * tree-inline.c (init_inline_once): Kill inlining_weigths
7507 * tree-ssa-structalias.c: Avoid uninitialized warning.
7508 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7509 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7510 (PARAM_INLINE_CALL_COST): Remove.
7511 (PARAM_EARLY_INLINING_INSNS): New.
7512 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
7513 (inline-call-cost): Remove.
7514 (early-inlining-insns): New.
7516 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
7518 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
7520 (print_int_cst_bounds_in_octal_p): Likewise.
7521 (dbxout_type): Adjust calls to above functions. Be prepared to deal
7523 * dwarf2out.c (base_type_die): Likewise.
7524 (is_subrange_type): Delete.
7525 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
7526 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
7527 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
7528 if the destination type is boolean.
7529 (build_range_check): Do not special-case subtypes.
7530 (fold_sign_changed_comparison): Likewise.
7531 (fold_unary): Likewise.
7532 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
7533 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
7534 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
7535 * tree.c (subrange_type_for_debug_p): New predicate based on the
7536 former is_subrange_type.
7537 * tree.h (subrange_type_for_debug_p): Declare.
7538 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
7539 (convert_affine_scev): Remove call to above function.
7540 (chrec_convert_aggressive): Likewise.
7541 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
7542 false for conversions involving subtypes.
7543 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
7544 (vrp_val_min): Likewise.
7545 (needs_overflow_infinity): Likewise.
7546 (extract_range_from_unary_expr): Likewise.
7548 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
7550 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7551 * config/frv/frv.c: Likewise.
7552 * config/s390/s390.c: Likewise.
7553 * config/sparc/sparc.h: Likewise.
7554 * config/i386/i386.h: Likewise.
7555 * config/i386/i386.c: Likewise.
7556 * config/crx/crx.c: Likewise.
7557 * config/m68hc11/m68hc11.h: Likewise.
7558 * config/iq2000/iq2000.c: Likewise.
7559 * config/mn10300/mn10300.h: Likewise.
7560 * config/mn10300/mn10300.c: Likewise.
7561 * config/m68k/m68k.c: Likewise.
7562 * config/rs6000/rs6000.c: Likewise.
7563 * config/rs6000/xcoff.h: Likewise.
7564 * config/rs6000/linux64.h: Likewise.
7565 * config/rs6000/sysv4.h: Likewise.
7566 * config/score/score3.c: Likewise.
7567 * config/score/score7.c: Likewise.
7568 * config/score/score.c: Likewise.
7569 * config/arm/arm.md: Likewise.
7570 * config/mips/mips.c: Likewise.
7571 * config/mips/mips.md: Likewise.
7572 * config/bfin/bfin.h: Likewise.
7573 * config/pa/pa.c: Likewise.
7574 * config/pa/constraints.md: Likewise.
7576 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
7577 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
7578 * config/pdp11/pdp11.h: Use memory_address_p instead.
7580 2009-05-14 Ian Lance Taylor <iant@google.com>
7582 * passes.c (finish_optimization_passes): Change i to int.
7583 * plugin.c (plugins_active_p): Change event to int.
7584 (dump_active_plugins): Likewise.
7585 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
7587 * tree.c (tree_range_check_failed): Change c to unsigned int.
7588 (omp_clause_range_check_failed): Likewise.
7589 (build_common_builtin_nodes): Change mode to int. Add cast.
7590 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
7591 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
7593 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
7594 ++ or -- with a variable of enum type.
7596 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7599 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
7601 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7603 * store-motion.c: Do not include params.h
7604 * Makefile.in: Fix dependencies for various files.
7606 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7608 * auto-inc-dec.c: Fix pass description, remove apparent
7609 accidental duplication.
7611 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
7614 * ipa-utils.h (memory_identifier_string): Moved to ...
7615 * tree.h (memory_identifier_string): Here. Add GTY(()).
7617 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7619 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
7620 in the former documentation of...
7621 (GO_IF_LEGITIMATE_ADDRESS): ... this.
7622 * ira-conflicts.c (get_dup_num): Use address_operand.
7623 * targhooks.c (default_legitimate_address_p): New.
7624 * targhooks.h (default_legitimate_address_p): New.
7625 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
7627 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
7628 * target.h (struct target): Add legitimate_address_p.
7629 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
7630 (TARGET_INITIALIZER): Include it.
7632 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7633 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
7634 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
7635 (TARGET_LEGITIMATE_ADDRESS_P): New.
7637 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7638 (REG_OK_STRICT_P): Delete.
7639 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
7640 (frv_legitimate_address_p_1): ... this.
7641 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
7642 (frv_legitimate_address_p_1): ... the renamed old
7643 frv_legitimate_address_p.
7644 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
7645 (TARGET_LEGITIMATE_ADDRESS_P): New.
7647 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7648 * config/s390/s390-protos.h (legitimate_address_p): Remove.
7649 * config/s390/s390.c (legitimate_address_p): Rename to...
7650 (s390_legitimate_address_p): ... this, make static.
7651 (legitimize_address): Adjust call.
7652 (TARGET_LEGITIMATE_ADDRESS_P): New.
7653 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
7655 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7656 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
7657 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
7658 (TARGET_LEGITIMATE_ADDRESS_P): New.
7660 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7661 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
7662 * config/spu/spu.c (spu_legitimate_address): Rename to...
7663 (spu_legitimate_address_p): ... this, make static.
7664 (TARGET_LEGITIMATE_ADDRESS_P): New.
7666 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7667 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
7668 * config/sparc/sparc.c (legitimate_address_p): Rename to...
7669 (sparc_legitimate_address_p): ... this, make static and return bool.
7670 (legitimize_address): Adjust call.
7671 (TARGET_LEGITIMATE_ADDRESS_P): New.
7673 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7674 * config/i386/i386-protos.h (legitimate_address_p): Remove.
7675 * config/i386/i386.c (legitimate_address_p): Rename to...
7676 (ix86_legitimate_address_p): ... this, make static.
7677 (constant_address_p): Move after it, adjust call.
7678 (TARGET_LEGITIMATE_ADDRESS_P): New.
7680 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7681 * config/avr/avr-protos.h (legitimate_address_p): Remove.
7682 * config/avr/avr.c (legitimate_address_p): Rename to...
7683 (avr_legitimate_address_p): ... this, make static.
7684 (legitimize_address): Adjust call.
7685 (TARGET_LEGITIMATE_ADDRESS_P): New.
7687 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7688 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
7689 * config/crx/crx.c (crx_legitimate_address_p): Make static.
7690 (TARGET_LEGITIMATE_ADDRESS_P): New.
7692 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7693 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
7694 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
7695 (TARGET_LEGITIMATE_ADDRESS_P): New.
7697 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7698 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
7700 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
7702 (TARGET_LEGITIMATE_ADDRESS_P): New.
7704 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7705 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
7707 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
7709 (m68hc11_legitimate_address_p): ... this, make static.
7710 (go_if_legitimate_address_internal): Rename to...
7711 (m68hc11_legitimate_address_p_1): ... this.
7712 (legitimize_address): Adjust call.
7713 (TARGET_LEGITIMATE_ADDRESS_P): New.
7715 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7716 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
7717 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
7718 (TARGET_LEGITIMATE_ADDRESS_P): New.
7720 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7721 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
7722 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
7723 (mn10300_legitimate_address_p): ... this, make static.
7724 (TARGET_LEGITIMATE_ADDRESS_P): New.
7726 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7727 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
7728 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
7729 (TARGET_LEGITIMATE_ADDRESS_P): New.
7731 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7732 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
7733 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
7734 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7735 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
7736 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
7737 (rs6000_legitimate_address_p): ... this, make static.
7738 (TARGET_LEGITIMATE_ADDRESS_P): New.
7739 (REG_MODE_OK_FOR_BASE_P): Delete.
7740 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
7742 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7743 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
7745 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
7746 static, adjust types.
7747 (TARGET_LEGITIMATE_ADDRESS_P): New.
7749 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7750 * config/score/score.c (score_address_p): Rename to...
7751 (score_legitimate_address_p): ... this.
7752 (TARGET_LEGITIMATE_ADDRESS_P): New.
7753 * config/score/score3.c (score3_address_p): Rename to...
7754 (score3_legitimate_address_p): ... this.
7755 * config/score/score7.c (score7_address_p): Rename to...
7756 (score7_legitimate_address_p): ... this.
7758 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
7759 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
7760 GO_IF_LEGITIMATE_ADDRESS): Delete.
7761 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
7762 thumb2_legitimate_address_p): Delete.
7763 (arm_legitimate_address_p): Rename to...
7764 (arm_legitimate_address_outer_p): ... this.
7765 * config/arm/constraints.md ("Uq"): Adjust call.
7766 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
7767 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
7769 (arm_legitimate_address_outer_p): ... this.
7770 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
7772 (TARGET_LEGITIMATE_ADDRESS_P): New.
7774 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7775 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
7776 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
7777 (TARGET_LEGITIMATE_ADDRESS_P): New.
7779 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7780 * config/vax/vax-protos.h (legitimate_address_p): Remove.
7781 * config/vax/vax.c (legitimate_address_p): Rename to...
7782 (vax_legitimate_address_p): ... this, make static.
7783 (TARGET_LEGITIMATE_ADDRESS_P): New.
7785 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7786 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
7787 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
7788 (TARGET_LEGITIMATE_ADDRESS_P): New.
7790 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7791 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
7792 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
7793 (mmix_legitimate_address_p): ... this, make static.
7794 (TARGET_LEGITIMATE_ADDRESS_P): New.
7796 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7797 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
7798 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
7799 (TARGET_LEGITIMATE_ADDRESS_P): New.
7801 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7803 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
7804 of MODE_COMPLEX_INT.
7806 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7808 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
7809 LCT_NORMAL in function call.
7810 * mips-tdump.c (print_file_desc): Add cast to enum type.
7811 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
7812 (mark_stabs): Add casts to enum types.
7813 (parse_stabs_common): Add casts to enum types.
7815 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7817 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
7818 Check for invalid values of LETTER.
7820 2009-05-13 Taras Glek <tglek@mozilla.com>
7822 * attribs.c (register_attribute): moved out attribute registration
7823 into register_attribute.
7824 * doc/plugins.texi: Documented register_attribute and
7826 * gcc-plugin.h: Added forward decl for register_attribute.
7827 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
7828 * plugin.c (register_callback, invoke_plugin_callbacks): Added
7829 PLUGIN_ATTRIBUTES boilerplate.
7831 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
7833 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
7834 values even in sentinel and empty entries.
7835 (ms_printf_flag_specs): Likewise.
7836 (ms_scanf_flag_specs): Likewise.
7837 (ms_strftime_flag_specs): Likewise.
7838 (ms_print_char_table): Likewise.
7839 (ms_scan_char_table): Likewise.
7840 (ms_time_char_table): Likewise.
7842 2009-05-13 Doug Kwan <dougkwan@google.com>
7844 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
7846 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7848 * config/mips/mips.md (store): Add attributes for QI and HI.
7850 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
7851 (truncdi<mode>2): ... this new pattern.
7853 2009-05-13 Brad Hards <bradh@kde.org>
7855 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
7857 2009-05-14 Jakub Jelinek <jakub@redhat.com>
7858 Ben Elliston <bje@au.ibm.com>
7861 * dse.c (check_mem_read_rtx): Guard against width == -1.
7863 2009-05-13 Michael Matz <matz@suse.de>
7866 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
7867 (trivially_conflicts_p): New function.
7868 (insert_backedge_copies): Use it.
7870 2009-05-13 Janis Johnson <janis187@us.ibm.com>
7872 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
7873 (handle_stdc_pragma): Use new enum constant names.
7874 (handle_pragma_float_const_decimal64): Ditto.
7876 2009-05-13 Ian Lance Taylor <iant@google.com>
7878 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
7881 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
7883 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
7884 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
7886 * config/m68k/m68k.h (FL_UCLINUX): Define.
7888 2009-05-13 Jan Hubicka <jh@suse.cz>
7890 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
7892 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7894 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
7895 unless -fschedule-insns is specified.
7897 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7900 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
7901 TARGET_EXPAND_CBRANCHDI4.
7902 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
7903 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
7904 (cmpeqdi): Fix comment.
7906 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7908 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
7909 (sh_legitimate_address_p): Likewise.
7910 * config/sh/sh.c (sh_legitimate_index_p): New.
7911 (sh_legitimate_address_p): Likewise.
7912 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
7913 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
7914 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
7915 (MAYBE_BASE_REGISTER_RTX_P): New macro.
7916 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
7917 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
7918 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
7919 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
7920 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
7922 2009-05-12 Jan Hubicka <jh@suse.cz>
7924 * tree-inline.c (estimate_operator_cost): Add operands;
7925 when division happens by constant, it is cheap.
7926 (estimate_num_insns): Loads and stores are not having cost of 0;
7927 EH magic stuff is cheap; when computing runtime cost of switch,
7928 use log2 base of amount of its cases; builtin_expect has cost of 0;
7929 compute cost for moving return value of call.
7930 (init_inline_once): Initialize time_based flags.
7931 * tree-inline.h (eni_weights_d): Add time_based flag.
7933 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7935 * df-core.c: Update head documentation.
7937 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7940 * rs6000.c (rs6000_generate_compare): Use op1b instead of
7941 shadowing exisiting variable op1.
7943 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
7946 * config/i386/driver-i386.c (processor_signatures): New enum.
7947 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
7948 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
7949 processor signature to detect geode processor.
7951 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7955 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7957 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7958 causes spurious differences between trunk and cond-optab branch.
7960 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7962 * dojump.c (compare_from_rtx): Delete.
7963 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
7964 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
7965 if the comparison does not satisfy the predicate; test predicates for
7966 operands 2 and 3 of a cstore pattern. Don't try cstore optab
7967 further if one existing pattern fails.
7968 * expr.h (compare_from_rtx): Delete.
7969 (prepare_operand): Declare it.
7970 * optabs.c: Change "lib call" to "libcall" throughout.
7971 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
7972 HAVE_conditional_trap, emit_cmp_insn): Delete.
7973 (can_compare_p): Delete cmp_optab case.
7974 (prepare_float_lib_cmp): Return an rtx and a machine mode.
7975 Accept other parameters by value.
7976 (prepare_operand): Make non-static.
7977 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
7978 other parameters by value. Try to widen operands here based on
7979 an optab_methods argument and looking at cbranch_optab.
7980 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
7981 loop. Use cbranch_optab directly.
7982 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
7983 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
7985 (emit_conditional_move, emit_conditional_add): Inline what's needed
7986 of compare_from_rtx, using new prepare_cmp_insn for the rest.
7987 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
7988 with COMPARE. Move cmov_optab and cstore_optab above
7989 with cbranch_optab, move cmp_optab down with ucmp_optab,
7990 remove tst_otpab. Do not initialize trap_rtx.
7991 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
7992 for trap code. Do not check HAVE_conditional_trap. Use
7993 prepare_cmp_insn. Accept no predicate for operand 3.
7994 * optabs.h (OTI_cmp): Mark as used only for libcalls.
7995 (OTI_ctrap, ctrap_optab): New.
7996 (tst_optab): Delete.
7997 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
7998 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
7999 with lookup of ctrap_optab.
8000 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
8004 * combine.c (combine_simplify_rtx, simplify_set): Do not
8005 special case comparing against zero for cc0 machines.
8006 * simplify-rtx.c (simplify_binary_operation_1): Never remove
8007 COMPARE on cc0 machines.
8008 (simplify_relational_operation): Return a new expression when
8009 a COMPARE could be removed.
8010 * final.c (final_scan_insn): Compare cc_status values
8011 against LHS of a (compare FOO (const_int 0)) cc0 source.
8012 Also check if cc_status.value is the full compare.
8014 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
8015 (cstoreMM4): Document.
8016 (conditional_trap): Document ctrapMM4 instead.
8017 (sync_compare_and_swapMM): Refer to cbranchcc4.
8018 (Dependent Patterns): Eliminate obsolete information referring to
8019 the old jump optimization phase.
8020 (Canonicalization): Include cbranchcc4 case, omit canonicalization
8021 of compares with 0 on cc0 machines.
8022 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
8023 avoiding references to cc0. Remove text about storing operands
8025 * doc/tm.texi (Condition Codes): Include blurb on different
8026 condition code representations, separate into subsections for
8027 CC0, MODE_CC and conditional execution.
8029 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
8030 alpha_emit_setcc): Accept operands and a machine mode.
8031 * config/alpha/alpha.c (alpha_emit_conditional_branch):
8032 Get code/op0/op1 from operands, use machine mode argument
8033 instead of alpha_compare.fp_p. Emit the branch here.
8034 (alpha_emit_setcc): Likewise, and return boolean.
8035 (alpha_emit_conditional_move): Likewise. Assert that
8036 cmp_op_mode == cmp_mode, and simplify accordingly.
8037 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
8038 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
8039 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
8041 (stack probe test): Use cbranchdi4.
8042 * config/alpha/predicates.md (alpha_cbranch_operator): New.
8044 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
8045 * config/arc/arc.h (movsicc, movsfcc): Use it.
8046 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
8047 (cbranchsi4, cstoresi4): New.
8048 (cmpsi, bCC and sCC expanders): Remove.
8050 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
8051 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
8052 * config/arm/predicates.md (arm_comparison_operator): Only include
8053 floating-point operators if there is a hardware floating-point unit.
8054 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
8055 deferring to cbranch_cc and cstore_cc respectively.
8056 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
8057 cbranch_cc, cstore_cc): New.
8058 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
8060 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
8062 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
8063 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
8065 (adjust_insn_length): Adjust calls.
8066 (avr_reorg): Handle (compare (foo) (const_int 0)).
8067 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
8068 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
8069 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
8070 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
8072 (cbranchqi4, cbranchhi4, cbranchsi4): New.
8073 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
8075 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
8076 (cbranchsi4, cstorebi4, cstoresi4): New.
8077 (movbisi): This insn is duplicate, split it to zero_extend.
8078 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
8079 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
8080 (bfin_optimize_loop): Use cbranch expander.
8081 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
8082 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
8083 (bfin_bimode_comparison_operator): ... this.
8084 (bfin_direct_comparison_operator): New.
8086 * config/cris/cris.c (cris_normal_notice_update_cc): Look
8087 inside (compare FOO (const_int 0)).
8088 (cris_rtx_costs): Handle ZERO_EXTRACT.
8089 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
8090 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
8091 (*tstdi_v32): Delete.
8092 (*cmpdi_non_v32): Add M alternative for operand 1.
8093 (cmpsi, cmp<mode>): Make private.
8094 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
8096 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
8098 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
8099 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
8100 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
8101 (cc_reg_operand): New.
8103 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
8104 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
8105 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
8106 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
8107 crx_expand_scond): Delete.
8109 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
8111 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
8112 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
8114 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
8115 cstoresi4, cstoresf4, cstoredf4): New.
8116 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
8117 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8118 Receive the entire operands array.
8119 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
8120 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
8121 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8122 Get test/op0/op1 from the operands array.
8123 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
8125 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
8126 (h8300_expand_store): New.
8127 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
8129 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
8130 (h8300_expand_store): New.
8131 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
8132 or do not try to produce (set (cc0) REG).
8133 (peepholes): Wrap arguments with COMPARE. Add a peephole to
8134 change a compare into a move to a scratch register. Disable some
8135 peepholes when comparing with zero.
8136 (tstsi, tsthi, tstsi, cmpqi): Make private.
8139 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
8142 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
8143 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
8144 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
8145 (ix86_emit_i387_log1p): Use cbranchxf2.
8146 (ix86_expand_setcc): Return void.
8147 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
8148 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
8149 cmp<MODEF>, cmpcc): Remove.
8150 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
8151 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
8152 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
8153 (sCC and bCC expanders): Remove.
8154 (stack_protect_test): Use cbranchcc4.
8156 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
8158 (ia64_expand_compare): Accept three rtx by reference and return void.
8159 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
8160 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
8161 from *expr. Update *expr with the BImode comparison to do.
8162 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
8163 cmptf, bCC, sCC, conditional_trap): Delete.
8164 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
8165 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
8166 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
8167 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
8168 * config/ia64/predicates.md (ia64_cbranch_operator): New.
8170 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
8171 type of last argument.
8172 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
8173 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
8174 use machine mode argument instead of branch_type. Remove dead
8175 code for floating-point comparisons.
8176 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
8177 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
8179 (cbranchsi4, cstoresi4): New.
8180 * config/iq2000/predicates.md (reg_or_const_operand): New.
8182 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
8183 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
8184 (b<code>_op): Rewrite to...
8185 (bcc_op): ... this, using match_operator.
8186 (s<code>_op): Rewrite to...
8187 (scc_op): ... this, using match_operator.
8188 (s<code>_24_op): Rewrite to...
8189 (scc_op_24): ... this, using match_operator.
8190 (s<code>_<mode>): Rewrite to...
8191 (cstore<mode>4): ... this, using match_operator.
8192 (s<code>_<mode>_24): Rewrite to...
8193 (cstore<mode>4_24): ... this, using match_operator.
8194 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
8195 m32c_unpend_compare, m32c_expand_scc): Delete.
8196 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
8197 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
8198 (m32c_expand_movcc): Change NE to EQ if necessary.
8199 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
8201 * config/m32r/m32r-protos.h (gen_cond_store): New.
8202 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
8203 (gen_cond_store): New, from sCC patterns.
8204 (m32r_expand_block_move): Use cbranchsi4.
8205 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
8206 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
8207 (cbranchsi4, cstoresi4): New.
8209 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
8211 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
8212 (m68hc11_notice_update_cc): Look into a compare with 0.
8213 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
8215 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
8216 cmphi, cmpqi, bCC): Delete.
8217 (cbranchsi4, cbranchhi4, cbranchqi4): New.
8218 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
8219 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
8222 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
8223 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
8224 * config/m68k/constraints.md (H): New.
8225 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
8226 the define_insn below.
8227 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
8228 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
8229 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
8230 patterns): Wrap RHS with COMPARE.
8231 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
8232 (*cmpdi_internal): Name this pattern.
8233 (cmpdi): Change to define_insn.
8234 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
8235 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
8236 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
8238 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
8239 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
8240 (conditional_trap): Change to...
8241 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
8242 (*conditional_trap): Use the ordered_comparison_operator and
8243 const1_operand predicates.
8244 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
8245 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
8246 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
8247 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
8249 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
8250 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
8251 (mcore_gen_compare): New.
8252 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
8253 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
8254 (mcore_gen_compare): ... this.
8255 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
8256 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
8257 (stack probe pattern): Use cbranchsi4.
8259 * config/mips/predicates.md (mips_cstore_operator): New.
8260 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
8261 * config/mips/mips.md (any_cond): Delete.
8262 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
8264 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
8265 fixuns_truncsfdi2): Use cbranch patterns.
8266 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
8267 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
8268 Adjust call to mips_expand_conditional_branch.
8269 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
8271 * config/mips/mips-protos.h (mips_expand_conditional_branch,
8272 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
8273 * config/mips/mips.c (cmp_operands): Delete.
8274 (mips_emit_compare): Get comparison operands from *op0/*op1.
8275 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
8276 that it succeeds. Use op0/op1 instead of cmp_operands.
8277 (mips_expand_conditional_branch, mips_expand_conditional_move,
8278 mips_expand_conditional_trap): Likewise.
8279 (mips_block_move_loop): Use cbranch patterns.
8280 * config/mips/mips.h (cmp_operands): Delete.
8282 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
8283 (mmix_gen_compare_reg): Just return a register in the right CC mode.
8284 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
8285 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
8286 (*cmpcc_folded): Rename to...
8287 (*cmpdi_folded): this.
8288 (*cmpcc): Rename to...
8290 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
8293 (cbranchdf4): New. Handle invalid comparisons here.
8294 * config/mmix/predicates.md (float_comparison_operator): New.
8296 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
8297 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
8298 * config/mn10300/mn10300.md (tst): Delete.
8299 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
8300 Name these patterns and wrap RHS in a compare.
8301 (*cmpsi): Make this pattern private. Include tst.
8302 (*cmpsf): Make this pattern private.
8303 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
8304 (compare with zero peepholes): Likewise.
8306 (cbranchsi4, cbranchsf4): New.
8307 (casesi): Use cbranchsi4.
8309 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
8310 hppa_branch_type): Delete.
8311 (return_addr_rtx): Use cbranchsi4.
8312 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
8313 Emit CCFPmode comparison here.
8314 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
8315 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
8316 hppa_branch_type): Delete.
8317 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
8318 (movsicc, movdicc): Remove references to hppa_compare_op0,
8319 hppa_compare_op1 and compare_from_rtx.
8320 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
8321 (casesi): Use cbranchsi4.
8323 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
8324 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
8325 * config/pdp11/pdp11.md (register_or_const0_operand): New.
8326 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
8327 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
8329 (cbranchdf4, cbranchhi4, cbranchqi4): New.
8330 (*branch, *branch_inverted): New.
8332 * config/picochip/picochip.md (cbranchhi4): Use
8333 ordered_comparison_operator.
8334 (cmphi, bCC): Remove.
8336 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
8337 (trap_comparison_operator): Delete.
8338 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
8339 rs6000_emit_cbranch): Accept mode and operands.
8340 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
8341 rs6000_compare_fp_p): Delete.
8342 (rs6000_generate_compare): Accept mode and comparison. Extract code
8343 and op0/op1 from there. Replace references to rs6000_compare_op0
8344 and rs6000_compare_op1.
8345 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
8346 extract result from passed operands.
8347 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
8348 extract loc from passed operands.
8349 (rs6000_emit_cmove): Likewise.
8350 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
8351 rs6000_compare_fp_p): Delete.
8352 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
8353 (cbranch<GPR>4, cbranch<FP>4): New.
8354 (cstore<mode>4): New. Consolidate here all choices about when to use
8355 portable or specialized sCC sequences.
8356 (stack_protect_test): Use cbranchsi4.
8357 (conditional_trap): Replace with ctrap<GPR>4.
8358 (conditional trap insn): Replace trap_comparison_operator with
8359 ordered_comparison_operator.
8361 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
8362 (s390_emit_prologue): Use ctrap.
8363 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
8364 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
8365 New predicates replacing...
8366 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
8367 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
8368 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
8369 (add<mode>cc): Do not use s390_compare_op0/op1.
8370 (s<code>): Change to...
8371 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
8373 (cstorecc4): ... this. Handle EQ or NE equally.
8374 (*sne): Un-privatize for use in cstorecc4.
8375 (b<code>): Change to...
8376 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
8377 (conditional_trap): Replace with...
8378 (ctrap<GPR>4, ctrap<FP>4): ... these.
8379 (stack_protect): Use cbranchcc4.
8381 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
8382 * config/score/score-protos.h (score_gen_cmp): Delete.
8383 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
8384 (score_block_move-loop): Use cbranchsi4.
8385 * config/score/score.md (cbranchsi4): New.
8386 (cmpsi, bCC): Delete.
8387 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
8388 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8389 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
8390 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8391 * config/score/score3.h (score3_gen_cmp): Delete.
8392 * config/score/score7.h (score7_gen_cmp): Delete.
8394 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
8395 (sh_emit_scc_to_t): ... this. Return void.
8396 (from_compare): Rename to...
8397 (sh_emit_compare_and_branch): ... this.
8398 (sh_emit_compare_and_set): New.
8399 (sh_expand_t_scc): Accept operands.
8400 * config/sh/predicates.md (sh_float_comparison_operator): New.
8401 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
8402 (prepare_scc_operands): Rename to...
8403 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
8405 (sh_emit_cheap_store_flag): New.
8406 (sh_emit_set_t_insn): New.
8407 (from_compare): Rename to...
8408 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
8409 handling of TARGET_SH2E floating point to avoid recursive call.
8410 Generate branch here.
8411 (sh_emit_compare_and_set): New.
8412 (sh_expand_t_scc): Get op0/op1 from arguments.
8413 (sh_emit_cheap_store_flag): New.
8414 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
8416 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
8417 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
8418 (movsicc, movdicc): Do nothing when it recreated operands from
8419 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
8420 prepare_scc_operands (now sh_emit_scc_to_t).
8421 (udivdi3): Use cstoresi4.
8422 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
8423 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
8424 (cbranchint4_media, cbranchfp4_media): New.
8425 (casesi): Use cbranchdi4.
8426 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
8428 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
8429 (movnegt): Remove second operand.
8430 (cbranchsf4, cbranchdf4): New.
8431 (stack_protect): Use cbranchdi4/cbranchsi4.
8433 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
8434 (gen_compare_reg): Accept comparison, extract part of it to...
8435 (gen_compare_reg_1): ... this.
8436 (gen_compare_operator): Delete.
8437 (gen_v9_scc): Accept separate destination, comparison code and arms.
8438 Do not use sparc_compare_op0/sparc_compare_op1.
8439 (emit_scc_insn, emit_conditional_branch_insn): New.
8440 (emit_v9_brxx): Make static. Remove useless assertion.
8441 (sparc_emit_float_lib_cmp): Return RTL instead of calling
8443 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
8444 * config/sparc/sparc-protos.h (gen_compare_reg,
8445 sparc_emit_float_lib_cmp): Adjust prototype.
8446 (emit_scc_insn, emit_conditional_branch_insn): New.
8447 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
8448 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
8449 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
8450 iterators to the top.
8451 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
8452 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
8453 snedi_special_trunc): Delete.
8454 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
8455 and snedi_special_trunc.
8456 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
8457 cbranchdi4, cbranch<F:mode>4): New.
8458 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
8459 here. Use gen_compare_reg instead of gen_compare_operator.
8460 (conditional_trap): Replace with...
8461 (ctrapsi4, ctrapdi4): ... this.
8462 (stack_protect_test): Use cbranchcc4.
8464 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
8466 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
8467 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
8468 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
8469 from operands[0] or operands[3] depending on is_set.
8470 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
8471 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
8472 cmpdf, bCC), sCC: Remove.
8473 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
8474 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
8476 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
8477 spu_emit_branch_or_set.
8479 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
8481 * config/stormy16/stormy16.h (xstormy16_compare_op0,
8482 xstormy16_compare_op1): Delete.
8483 * config/stormy16/stormy16.c (xstormy16_compare_op0,
8484 xstormy16_compare_op1): Delete.
8485 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
8487 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
8488 (cmphi, cmpsi, bCC): Remove.
8490 * config/v850/v850.md (tstsi, cmpsi): Fold into...
8491 (*cmpsi): ... this one.
8492 (cbranchsi4, cstoresi4): New.
8493 (bCC expanders): Delete.
8494 (sCC insns): Fold into...
8495 (*setcc): ... this one.
8496 (casesi): Do not use gen_cmpsi and gen_bgtu.
8497 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
8498 (movsicc): Simplify.
8499 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
8501 * config/vax/vax-protos.h (cond_name): New.
8502 (vax_output_conditional_branch): Remove.
8503 * config/vax/vax.c (cond_name): New.
8504 (vax_output_conditional_branch): Remove.
8505 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
8506 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
8507 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
8508 (bit<VAXint>): Wrap source with (compare).
8509 (b<code> and following unnamed pattern): Rename to *branch and
8510 *branch_reversed. Change macroization to match_operator.
8511 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
8513 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
8514 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
8515 Change last argument to machine_mode.
8516 (xtensa_expand_scc): Add machine_mode argument.
8517 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
8518 (gen_conditional_move, xtensa_expand_conditional_branch,
8519 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
8520 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
8521 Adjust operand numbers.
8522 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
8524 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
8525 (cmpsi, cmpsf, b<code>, s<code>): Delete.
8526 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
8528 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8530 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8531 causes spurious differences between trunk and cond-optab branch.
8533 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8536 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
8538 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8540 * tree.c (iterative_hash_pointer): Delete.
8541 (iterative_hash_expr): Short-circuit handling of NULL pointer.
8542 Hash UIDs and versions of SSA names. Don't special-case built-in
8543 function declarations.
8545 2009-05-11 Ian Lance Taylor <iant@google.com>
8548 * graphite.c: Force -Wc++-compat to only be a warning before
8549 #including "cloog/cloog.h".
8551 2009-05-11 Martin Jambor <mjambor@suse.cz>
8553 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
8555 2009-05-11 Jan Hubicka <jh@suse.cz>
8557 * tree-ssa-loop-ivcanon.c: Include target.h
8558 (struct loop_size): new structure.
8559 (constant_after_peeling): New predicate.
8560 (tree_estimate_loop_size): New function.
8561 (estimated_unrolled_size): Rewrite for new estimates.
8562 (try_unroll_loop_completely): Use new estimates.
8563 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
8565 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8567 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
8568 libcpp interface change.
8569 (spu_macro_to_expand): Likewise.
8571 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
8573 PR tree-optimization/40026
8574 * gimplify.c (gimplify_init_constructor): Change initial conditional
8575 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
8576 optimize_compound_literals_in_ctor.
8578 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
8580 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
8582 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
8584 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
8586 * tree-vect-data-refs.c (vect_analyze_group_access): Use
8587 HOST_WIDE_INT for gap.
8589 2009-05-11 Ira Rosen <irar@il.ibm.com>
8591 PR tree-optimization/40074
8592 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
8593 account in group size and step comparison.
8595 2009-05-11 Richard Guenther <rguenther@suse.de>
8597 * passes.c (init_optimization_passes): Strip now incorrect comment.
8598 (execute_function_todo): Do not set PROP_alias.
8599 * tree-pass.h (PROP_alias): Remove.
8600 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
8601 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
8602 * tree-nrv.c (pass_return_slot): Likewise.
8603 * tree-object-size.c (pass_object_sizes): Likewise.
8604 * tree-ssa-dom.c (pass_dominator): Likewise.
8605 (pass_phi_only_cprop): Likewise.
8606 * tree-ssa-dse.c (pass_dse): Likewise.
8607 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
8608 (pass_cselim): Likewise.
8609 * tree-ssa-pre.c (pass_pre): Likewise.
8610 (pass_fre): Likewise.
8611 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
8612 * tree-ssa-sink.c (pass_sink_code): Likewise.
8613 * tree-stdarg.c (pass_stdarg): Likewise.
8614 * tree-tailcall.c (pass_tail_calls): Likewise.
8615 * tree-vrp.c (pass_vrp): Likewise.
8617 2009-05-10 Ian Lance Taylor <iant@google.com>
8619 * basic-block.h (enum profile_status): Break out of struct
8621 * cgraph.h (struct inline_summary): Break out of struct
8623 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
8624 of struct cgraph_order_sort.
8625 * combine.c (enum undo_kind): New enum, broken out of struct undo.
8626 * cse.c (struct branch_path): Break out of struct
8627 cse_basic_block_data.
8628 * except.h (enum eh_region_type): Break out of struct eh_region.
8629 * gcc.c (enum add_del): Break out of struct modify_target.
8630 * genrecog.c (enum decision_type): Break out of struct decision_test.
8631 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
8633 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
8634 * regmove.c (enum match_use): New enum, broken out of struct match.
8635 * sched-int.h (enum post_call_group): New enum, broken out of
8637 (struct deps_reg): Break out of struct deps.
8638 * target.h (struct asm_int_op): Break out of struct gcc_target.
8639 * tree-eh.c (struct goto_queue_node): Break out of struct
8641 * tree-inline.h (enum copy_body_cge_which): Break out of
8643 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
8645 * c-decl.c (in_struct, struct_types): New static variables.
8646 (pushtag): Add loc parameter. Change all callers.
8647 (lookup_tag): Add ploc parameter. Change all callers.
8648 (check_compound_literal_type): New function.
8649 (parser_xref_tag): Add loc parameter. Change all callers. If
8650 -Wc++-compat, warn about struct/union/enum types defined within a
8652 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
8653 and loc parameters. Change all callers. Change error calls to
8654 error_at, using loc. For a redefinition, if the location of the
8655 original definition is known, report it. Set in_struct and
8656 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
8657 (finish_struct): Add new parameters enclosing_in_struct and
8658 enclosing_struct_types. Change all callers. Set
8659 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
8660 in the struct. If in a struct, add this struct to struct_types.
8661 (start_enum): Add loc parameter. Change all callers. Use
8662 error_at for errors, using loc. For a redefinition, if the
8663 location of the original definition is known, report it. If in a
8664 struct, add this enum type to struct_types. If -Wc++-compat warn
8665 if in sizeof, typeof, or alignof.
8666 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
8667 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
8668 (c_parser_enum_specifier): Get enum location for start_enum.
8669 (c_parser_struct_or_union_specifier): Get struct location for
8670 start_struct. Save in_struct and struct_types status between
8671 start_struct and finish_struct.
8672 (c_parser_cast_expression): Get location of cast.
8673 (c_parser_alignof_expression): Get location of type.
8674 (c_parser_postfix_expression): Likewise.
8675 (c_parser_postfix_expression_after_paren_type): Add type_loc
8676 parameter. Change all callers. Call check_compound_literal_type.
8677 Use type_loc for error about variable size type.
8678 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
8679 of an enum constant from an enum type defined in a struct or union.
8680 (c_cast_expr): Add loc parameter. Change all callers. If
8681 -Wc++-compat, warn about defining a type in a cast.
8682 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
8683 (start_enum, start_struct, finish_struct): Update declarations.
8684 (parser_xref_tag, c_cast_expr): Update declarations.
8685 (check_compound_literal_type): Declare.
8687 2009-05-11 Ben Elliston <bje@au.ibm.com>
8689 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
8690 for recent libcpp interface change.
8691 (rs6000_macro_to_expand): Likewise.
8693 2009-05-10 Michael Matz <matz@suse.de>
8696 * config/arm/arm.c (require_pic_register): Emit on entry edge,
8697 not at entry of function.
8699 2009-05-10 Richard Guenther <rguenther@suse.de>
8701 PR tree-optimization/40081
8703 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8704 using the main variant of the element type. Do not fiddle with
8705 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8707 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
8708 structs with volatile fields.
8710 2009-05-10 Jan Hubicka <jh@suse.cz>
8712 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
8713 (estimate_move_cost): Assert that it does not get called for
8715 (estimate_num_insns): Skip VOID types in argument handling.
8716 (optimize_inline_calls): Delete unreachable blocks and verify that
8719 2009-05-10 Jan Hubicka <jh@suse.cz>
8721 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
8722 * cgraph.c (cgraph_mark_address_taken_node): New function.
8723 (dump_cgraph_node): Dump new flag.
8724 * cgraph.h (struct cgraph_node): Add address_taken.
8725 (cgraph_mark_address_taken_node): New function.
8726 * ipa.c (cgraph_postorder): Prioritize functions with address taken
8727 since new direct calls can be born.
8729 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8731 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
8734 2009-05-10 Jan Hubicka <jh@suse.cz>
8737 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
8739 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
8740 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
8741 * tree-inline.c (copy_bb): Set frequency correctly.
8742 (fold_marked_statements): Update call to
8743 cgraph_update_edges_for_call_stmt.
8745 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8747 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
8748 identifiers in diagnostics.
8749 * config/arm/arm.c (arm_handle_fndecl_attribute,
8750 arm_handle_isr_attribute): Likewise.
8751 * config/avr/avr.c (avr_handle_progmem_attribute,
8752 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
8753 * config/bfin/bfin.c (handle_int_attribute,
8754 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
8755 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
8756 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
8758 * config/darwin.c (darwin_handle_kext_attribute,
8759 darwin_handle_weak_import_attribute): Likewise.
8760 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
8761 h8300_handle_eightbit_data_attribute,
8762 h8300_handle_tiny_data_attribute): Likewise.
8763 * config/i386/i386.c (ix86_handle_cconv_attribute,
8764 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
8765 * config/i386/winnt.c (ix86_handle_shared_attribute,
8766 ix86_handle_selectany_attribute): Likewise.
8767 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
8768 * config/m32c/m32c.c (function_vector_handler): Likewise.
8769 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
8770 m68hc11_handle_fntype_attribute): Likewise.
8771 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
8772 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
8773 * config/mips/mips.c (mips_insert_attributes,
8774 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
8775 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
8776 rs6000_handle_struct_attribute): Likewise.
8777 * config/sh/sh.c (sh_insert_attributes,
8778 sh_handle_resbank_handler_attribute,
8779 sh_handle_interrupt_handler_attribute,
8780 sh2a_handle_function_vector_handler_attribute,
8781 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
8783 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
8784 * config/spu/spu.c (spu_handle_fndecl_attribute,
8785 spu_handle_vector_attribute): Likewise.
8786 * config/stormy16/stormy16.c
8787 (xstormy16_handle_interrupt_attribute): Likewise.
8788 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
8789 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
8791 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8793 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
8794 (pp_translate_identifiers): New.
8795 (pp_identifier): Only conditionally translate identifier to locale
8797 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
8798 (pp_base_tree_identifier): Only conditionally translate identifier
8799 to locale character set.
8800 * c-pretty-print.c (M_): Define.
8801 (pp_c_type_specifier, pp_c_primary_expression): Mark English
8802 fragments for conditional translation with M_.
8803 * tree-pretty-print.c (maybe_init_pretty_print): Disable
8804 identifier translation.
8806 2009-05-10 Richard Guenther <rguenther@suse.de>
8808 PR tree-optimization/40081
8809 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8810 using the main variant of the element type. Do not fiddle with
8811 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8813 2009-05-09 Jan Hubicka <jh@suse.cz>
8816 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
8817 indirect calls; verify cgraph afterwards.
8819 2009-05-09 Jan Hubicka <jh@suse.cz>
8822 * ipa.c (update_inlined_to_pointer): New function.
8823 (cgraph_remove_unreachable_nodes): Use it.
8825 2009-05-09 Jan Hubicka <jh@suse.cz>
8827 * tree-eh.c (struct leh_state): Remove prev_try.
8828 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
8830 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
8831 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
8832 remove_eh_handler_and_replace, foreach_reachable_handler,
8833 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
8834 * except.h (struct eh_region): Remove eh_region_u_cleanup.
8835 (gen_eh_region_cleanup): Update prototype.
8837 2009-05-09 Jan Hubicka <jh@suse.cz>
8840 * except.c (copy_eh_region): Always set prev_try.
8841 (redirect_eh_edge_to_label): Find outer try.
8842 (foreach_reachable_handler): When looking for prev try
8843 handle case where previous try is not going to be taken.
8845 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8847 PR tree-optimization/40049
8848 * tree-vect-stmts.c (vectorizable_operation): If the machine has
8849 only vector/vector shifts, convert the type of the constant to the
8850 appropriate type to avoid building incorrect trees, which
8851 eventually have problems with garbage collection.
8853 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8855 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
8856 -1 for complex floating-point types if honoring signed zeros.
8858 2009-05-08 Jan Hubicka <jh@suse.cz>
8860 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
8861 argument; handle correctly when profile is absent.
8862 (build_cgraph_edges): Update.
8863 (rebuild_cgraph_edges): Update.
8864 * cgraph.c: Do not include varray.h.
8865 (cgraph_set_call_stmt_including_clones): New function.
8866 (cgraph_create_edge_including_clones): Likewise
8867 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
8868 (cgraph_update_edges_for_call_stmt): Handle clones.
8869 (cgraph_remove_node): Handle clone tree.
8870 (cgraph_remove_node_and_inline_clones): New function.
8871 (dump_cgraph_node): Dump clone tree.
8872 (cgraph_clone_node): Handle clone tree.
8873 (clone_function_name): Bring here from tree-inline.c.
8874 (cgraph_create_virtual_clone): New function.
8875 * cgraph.h (ipa_replace_map): Move here from ipa.h.
8876 (cgraph_clone_info): New function.
8877 (strut cgraph_node): Add clone_info and new clone tree pointers.
8878 (cgraph_remove_node_and_inline_clones,
8879 cgraph_set_call_stmt_including_clones,
8880 cgraph_create_edge_including_clones,
8881 cgraph_create_virtual_clone): Declare.
8882 (cgraph_function_versioning): Use VEC argument.
8883 (compute_call_stmt_bb_frequency): Update prototype.
8884 (cgraph_materialize_all_clones): New function.
8885 * ipa-cp.c (ipcp_update_cloned_node): Remove.
8886 (ipcp_create_replace_map): Update to VECtors.
8887 (ipcp_update_callgraph): Use virtual clones.
8888 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
8889 (ipcp_update_profiling): Do not update local profiling.
8890 (ipcp_insert_stage): Use VECtors and virtual clones.
8891 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
8892 (clone_of_p): New function.
8893 (cgraph_preserve_function_body_p): Use clone tree.
8894 (cgraph_optimize): Materialize clones.
8895 (cgraph_function_versioning): Update for VECtors.
8896 (save_inline_function_body): Use clone tree.
8897 (cgraph_materialize_clone): New function.
8898 (cgraph_materialize_all_clones): Likewise.
8899 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
8900 * ipa.c: Include gimple.h.
8901 (cgraph_remove_unreachable_nodes): Use clone tree.
8902 * ipa-prop.c (ipa_note_param_call): Update call to
8903 compute_call_stmt_bb_frequencycall.
8904 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
8905 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
8906 (copy_bb): Handle updating of clone tree; add new edge when new call
8908 (expand_call_inline): Be strict about every call having edge.
8909 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
8910 (delete_unreachable_blocks_update_callgraph): New function.
8911 (tree_function_versioning): Use VECtors; always remove unreachable
8912 blocks and fold conditionals.
8913 * tree-inline.h: Do not include varray.h.
8914 (tree_function_versioning): Remove.
8915 * Makefile.in (GTFILES): Remove tree-inline.c
8916 * passes.c (do_per_function): Do only functions having body.
8917 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
8920 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
8921 Andrew Morrow <acm@google.com>
8924 * c-common.c (c_common_attribute_table): Permit deprecated
8925 attribute to take an optional argument.
8926 (handle_deprecated_attribute): If the optional argument to
8927 __attribute__((deprecated)) is not a string ignore the attribute
8930 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
8931 * c-typeck.c (build_component_ref): Likewise.
8932 (build_external_ref): Likewise.
8934 * toplev.c (warn_deprecated_use): Add an attribute argument.
8935 Emit the message associated with __attribute__((deprecated)).
8937 * toplev.h (warn_deprecated_use): Updated.
8939 * doc/extend.texi: Document new optional parameter to
8940 __attribute__((deprecated))
8942 2009-05-08 Michael Eager <eager@eagercon.com>
8944 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
8945 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
8947 2009-05-08 Richard Guenther <rguenther@suse.de>
8949 PR tree-optimization/40062
8950 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
8951 Avoid exponential behavior.
8953 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8955 PR rtl-optimization/33928
8957 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
8958 process_uses, build_single_def_use_links): New.
8959 (update_df): Update use_def_ref.
8960 (forward_propagate_into): Use get_def_for_use instead of use-def
8962 (fwprop_init): Call build_single_def_use_links and let it initialize
8964 (fwprop_done): Free use_def_ref.
8965 (fwprop_addr): Eliminate duplicate call to df_set_flags.
8966 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
8967 df_rd_simulate_one_insn): New.
8968 (df_rd_bb_local_compute_process_def): Update head comment.
8969 (df_chain_create_bb): Use the new RD simulation functions.
8970 * df.h (df_rd_simulate_artificial_defs_at_top,
8971 df_rd_simulate_one_insn): New.
8972 * opts.c (decode_options): Enable fwprop at -O1.
8973 * doc/invoke.texi (-fforward-propagate): Document this.
8975 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8978 * c-typeck.c (build_binary_op): Handle arithmetic between one real
8979 and one complex operand specially.
8980 * tree-complex.c (some_nonzerop): Do not identify a real value as
8981 zero if flag_signed_zeros.
8983 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8985 PR rtl-optimization/33928
8986 * loop-invariant.c (record_use): Fix && vs. || mishap.
8988 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8990 PR rtl-optimization/33928
8991 * loop-invariant.c (struct use): Add addr_use_p.
8992 (struct def): Add n_addr_uses.
8993 (struct invariant): Add cheap_address.
8994 (create_new_invariant): Set cheap_address.
8995 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
8996 (record_uses): Pass df_ref to record_use.
8997 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
9000 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
9002 * config/sh/sh.c: Do not include c-pragma.h.
9004 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
9006 * config/spu/spu.c: Remove include of c-common.h.
9008 2009-05-07 Janis Johnson <janis187@us.ibm.com>
9011 * c-common.h (mark_valid_location_for_stdc_pragma,
9012 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
9013 clear_float_const_decimal64, float_const_decimal64_p): New.
9014 * c.opt (Wunsuffixed-float-constants): New.
9015 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
9016 unsuffixed float constant, handle new warning.
9017 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
9018 * c-decl.c (c_scope): New flag float_const_decimal64.
9019 (set_float_const_decimal64, clear_float_const_decimal64,
9020 float_const_decimal64_p): New.
9021 (push_scope): Set new flag.
9022 * c-parser.c (c_parser_translation_unit): Mark when it's valid
9023 to use STDC pragmas.
9024 (c_parser_external_declaration): Ditto.
9025 (c_parser_compound_statement_nostart): Ditto.
9026 * c-pragma.c (valid_location_for_stdc_pragma,
9027 mark_valid_location_for_stdc_pragma,
9028 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
9029 handle_pragma_float_const_decimal64): New.
9030 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
9031 * cp/semantics.c (valid_location_for_stdc_pragma_p,
9032 set_float_const_decimal64, clear_float_const_decimal64,
9033 float_const_decimal64_p): New dummy functions.
9034 * doc/extend.texi (Decimal Float): Remove statement that the
9035 pragma, and suffix for double constants, are not supported.
9036 * doc/invoke.texi (Warning Options): List new option.
9037 (-Wunsuffixed-float-constants): New.
9039 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
9041 * config/i386/i386.c: Do not include c-common.h.
9043 2009-05-07 Mark Heffernan <meheff@google.com>
9045 * doc/invoke.texi (Debugging Options): Document change of debugging
9047 * opts.c (decode_options): Make dump_base_name relative to
9048 aux_base_name directory.
9050 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
9052 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
9053 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
9055 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
9057 * Makefile.in (install-plugin): Simplify a bit.
9059 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
9061 * Makefile.in (OBJS-common): Add regcprop.o.
9063 * timevar.def (TV_CPROP_REGISTERS): New.
9064 * regrename.c (regrename_optimize): Return 0.
9065 (rest_of_handle_regrename): Delete.
9066 (pass_rename_registers): Point to regrename_optimize.
9067 (struct value_data_entry, struct value_data,
9068 kill_value_one_regno, kill_value_regno, kill_value,
9069 set_value_regno, init_value_data, kill_clobbered_value,
9070 kill_set_value, kill_autoinc_value, copy_value,
9071 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
9072 replace_oldest_value_reg, replace_oldest_value_addr,
9073 replace_oldest_value_mem, copyprop_hardreg_forward_1,
9074 debug_value_data, validate_value_data): Move...
9075 * regcprop.c: ... here.
9076 (rest_of_handle_cprop): Delete.
9077 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
9079 2009-05-07 Jakub Jelinek <jakub@redhat.com>
9082 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
9083 GEN_INT for 1 << bitnum.
9084 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
9087 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
9089 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
9090 Remove wrong description of "nand" operation.
9092 2009-05-06 Richard Guenther <rguenther@suse.de>
9093 Adam Nemet <anemet@caviumnetworks.com>
9095 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
9096 comment. Add that if LHS is not a gimple register, then RHS1 has
9097 to be a single object (GIMPLE_SINGLE_RHS).
9099 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
9101 * expr.c (get_def_for_expr): Move it up in the file.
9102 (store_field): When expanding a bit-field store, look at the
9103 defining gimple stmt for the masking conversion.
9105 2009-05-06 Janis Johnson <janis187@us.ibm.com>
9108 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
9109 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
9110 32-bit memcpy into long.
9112 2009-05-06 Jakub Jelinek <jakub@redhat.com>
9114 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
9115 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
9117 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
9118 instead of appending DW_OP_deref*.
9120 2009-05-06 Michael Matz <matz@suse.de>
9123 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
9124 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
9126 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
9128 * Makefile.in (install-plugin): Fix srcdir handling.
9130 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
9132 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
9133 when processing for not_regs_needed bitmap.
9134 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
9135 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
9136 handling it for rhs.
9138 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9140 * config/i386/i386.md (unnamed inc/dec peephole): Use
9141 optimize_insn_for_size_p instead of optimize_size.
9142 * config/i386/predicates.md (incdec_operand): Likewise.
9143 (aligned_operand): Likewise.
9144 * config/i386/sse.md (divv8sf3): Likewise.
9145 (sqrtv8sf2): Likewise.
9147 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9149 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
9151 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
9153 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9155 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
9156 ssemodesuffixf2c with avxmodesuffixf2c.
9158 2009-05-06 Joseph Myers <joseph@codesourcery.com>
9161 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
9163 2009-05-05 Jakub Jelinek <jakub@redhat.com>
9165 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
9166 (struct tree_base): Adjust spacing for 8 bit boundaries.
9167 (struct tree_decl_common): Add decl_by_reference_flag bit.
9168 (DECL_BY_REFERENCE): Adjust.
9169 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
9170 print DECL_BY_REFERENCE bit.
9171 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
9172 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
9173 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
9174 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
9178 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
9179 range of the type, but default label is missing, add it with one
9180 of the existing labels instead of adding a new label for it.
9182 2009-05-05 Joseph Myers <joseph@codesourcery.com>
9186 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
9188 * Makefile.in (enable_plugin, plugin_includedir): New.
9189 (install): Depend on install-plugin.
9190 (PLUGIN_HEADERS): New.
9191 (install-plugin): New.
9192 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
9194 2009-05-05 Richard Guenther <rguenther@suse.de>
9196 PR tree-optimization/40022
9197 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
9199 (phivn_valid_p): Fix tuplification error, simplify.
9200 (phiprop_insert_phi): Add dumps.
9201 (propagate_with_phi): Simplify.
9203 2009-05-05 Richard Guenther <rguenther@suse.de>
9206 * builtins.c (gimplify_va_arg_expr): Properly build the address.
9208 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
9210 * tree.h (strip_float_extensions): Remove duplicate declaration.
9211 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
9212 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
9213 block_ultimate_origin): Rearrange the declarations line to match the
9214 comment that indicates the .c file which the functions are defined.
9215 (dwarf2out_*, set_decl_rtl): Add comment.
9216 (get_base_address): Adjust comment.
9217 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
9218 declarations line and add comment.
9219 (is_builtin_name): Add blank after function name, for clarity.
9221 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9223 * attribs.c (decl_attributes): Use %qE for identifiers in
9225 * cgraphunit.c (verify_cgraph_node): Translate function names to
9226 locale character set in diagnostics.
9227 * coverage.c (get_coverage_counts): Use %qE for identifiers in
9229 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
9230 Document that functions are named in UTF-8.
9231 * expr.c (expand_expr_real_1): Translate function names to locale
9232 character set in diagnostics.
9233 * gimplify.c (omp_notice_variable, omp_is_private,
9234 gimplify_scan_omp_clauses): Use %qE for identifiers in
9236 * langhooks.c (lhd_print_error_function): Translate function names
9237 to locale character set.
9238 * langhooks.h (decl_printable_name): Document that return value is
9239 in internal character set.
9240 * stmt.c: Include pretty-print.h
9241 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
9243 (resolve_operand_name_1): Translate named operand name to locale
9245 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
9247 * toplev.c (announce_function): Translate function names to locale
9249 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
9250 (default_tree_printer): Use pp_identifier or translate identifiers
9251 to locale character set. Mark "<anonymous>" for translation.
9252 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
9253 for identifiers in diagnostics.
9254 * tree.c (handle_dll_attribute): Use %qE for identifiers in
9256 * varasm.c (output_constructor): Use %qE for identifiers in
9259 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
9261 * configure.ac: use ` ` instead of $()
9262 * configure: Regenerate.
9264 2009-05-05 Ben Elliston <bje@au.ibm.com>
9266 * config/pa/linux-atomic.c: Eliminate conditional include of
9267 errno.h on non-LP64 systems to simplify build requirements.
9269 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9271 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
9273 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
9274 and pass value to identifier_to_locale.
9275 (warn_variable_length_array): Make name a tree.
9276 (grokdeclarator): Separate diagnostic texts for named and unnamed
9277 declarators. Use %qE for named declarators.
9278 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
9280 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
9281 identifiers in diagnostics.
9282 * c-typeck.c (push_member_name, start_init): Pass identifiers to
9283 identifier_to_locale. Mark "anonymous" strings for translation.
9285 2009-05-04 Michael Eager <eager@eagercon.com>
9287 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
9288 address for DImode/DFmode only if double-precision FP regs.
9290 2009-05-04 Michael Eager <eager@eagercon.com>
9292 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
9293 TARGET_SINGLE_FLOAT check.
9295 2009-05-04 Michael Eager <eager@eagercon.com>
9297 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
9299 2009-05-04 Michael Eager <eager@eagercon.com>
9301 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
9302 * config/rs6000/t-xilinx: New
9304 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
9306 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
9307 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
9308 * gcc/explow.c (memory_address): Use target hook.
9309 * gcc/targhooks.c (default_legitimize_address): New.
9310 * gcc/targhooks.h (default_legitimize_address): New.
9311 * gcc/target.h (legitimize_address): New.
9312 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
9313 (TARGET_INITIALIZER): Include it.
9314 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
9316 * config/bfin/bfin-protos.h (legitimize_address): Remove.
9317 * config/bfin/bfin.c (legitimize_address): Remove.
9318 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
9319 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
9321 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
9322 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
9324 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
9325 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
9326 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
9327 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
9328 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
9329 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
9330 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
9331 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
9332 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
9333 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
9334 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
9335 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
9336 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
9337 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
9338 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
9339 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
9340 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
9341 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
9342 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
9343 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
9344 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
9345 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
9346 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
9348 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
9349 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
9350 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
9351 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
9352 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
9353 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
9354 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
9355 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
9356 (thumb_legitimize_address): Delete.
9357 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
9358 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
9359 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
9360 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
9361 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
9362 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
9364 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
9367 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
9368 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
9369 * config/m32r/m32r.c (m32r_legitimize_address): New.
9370 * config/m68k/m68k.c (m68k_legitimize_address): New.
9371 * config/score/score.c (score_legitimize_address): Standardize.
9372 * config/score/score3.c (score3_legitimize_address): Standardize.
9373 * config/score/score3.h (score3_legitimize_address): Adjust.
9374 * config/score/score7.c (score7_legitimize_address): Standardize.
9375 * config/score/score7.h (score7_legitimize_address): Adjust.
9376 * config/sh/sh.c (sh_legitimize_address): New.
9377 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
9379 * gcc/config/s390/s390.c (legitimize_address): Rename to...
9380 (s390_legitimize_address): ... this.
9381 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
9382 (sparc_legitimize_address): ... this.
9383 * gcc/config/i386/i386.c (legitimize_address): Rename to...
9384 (ix86_legitimize_address): ... this.
9385 * gcc/config/avr/avr.c (legitimize_address): Rename to...
9386 (avr_legitimize_address): ... this.
9387 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
9388 (mn10300_legitimize_address): ... this.
9389 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
9390 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
9391 (alpha_expand_mov): Adjust call.
9393 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
9394 * config/spu/spu.c (spu_legitimize_address): Likewise.
9395 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
9396 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
9398 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9400 * intl.c (locale_encoding, locale_utf8): New.
9401 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
9402 * intl.h (locale_encoding, locale_utf8): Declare.
9403 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
9404 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
9406 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
9408 (pp_tree_identifier): Define to call pp_base_tree_identifier.
9409 (pp_base_tree_identifier): Declare as function.
9410 (identifier_to_locale): Declare.
9411 * Makefile.in (pretty-print.o): Update dependencies.
9412 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
9414 2009-05-04 Richard Guenther <rguenther@suse.de>
9417 * builtins.c (fold_builtin_memory_op): Do not decay to element
9418 type if the size matches the whole array.
9420 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9422 * expmed.c (synth_mult): When trying out a shift, pass the result
9425 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9427 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
9428 (shiftsub1_cost): New.
9429 (init_expmed): Compute shiftsub1_cost.
9430 (synth_mult): Optimize multiplications by constants of the form
9431 -(2^^m-1) for some constant positive integer m.
9433 2009-05-03 Richard Guenther <rguenther@suse.de>
9436 * c-typeck.c (array_to_pointer_conversion): Do not built
9437 ADDR_EXPRs of arrays of pointer-to-element type.
9438 * c-gimplify.c (c_gimplify_expr): Revert change fixing
9439 up wrong ADDR_EXPRs after-the-fact.
9440 * c-common.c (strict_aliasing_warning): Strip pointer
9441 conversions for obtaining the original type.
9442 * builtins.c (fold_builtin_memset): Handle array types.
9443 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
9446 2009-05-03 Richard Guenther <rguenther@suse.de>
9449 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
9450 Do not lose casts from array types with unknown extent to array
9451 types with known extent.
9452 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
9453 alias set compatibility.
9455 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
9457 * flags.h (extra_warnings): Delete.
9458 * toplev.c (process_options): Handle Wuninitialized here.
9459 * opts.c (extra_warnings): Delete.
9460 (set_Wextra): Delete.
9461 (common_handle_option): -Wextra can be handled automatically.
9462 * c-opts.c (c_common_handle_option): Delete obsolete code.
9463 (c_common_post_options): Simplify comment.
9464 * common.opt (W): Add Var.
9466 (Wuninitialized): Initialize to -1.
9468 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
9469 Richard Guenther <rguenther@suse.de>
9471 * expr.c (get_def_for_expr): New function.
9472 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
9473 SSA rather than trees.
9474 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
9475 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
9477 2009-05-03 Joseph Myers <joseph@codesourcery.com>
9479 * c-common.c (reswords): Add _Imaginary.
9480 * c-common.c (enum rid): Add RID_IMAGINARY.
9482 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
9484 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
9485 Patch by Richard Guenther.
9487 2009-05-03 Anatoly Sokolov <aesok@post.ru>
9489 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
9490 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
9491 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
9492 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
9493 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
9494 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
9495 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
9496 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
9497 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
9498 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
9499 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
9500 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
9501 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
9502 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
9503 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
9504 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
9505 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
9506 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
9508 2009-05-02 Richard Guenther <rguenther@suse.de>
9510 PR tree-optimization/39940
9511 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
9514 2009-05-02 Richard Guenther <rguenther@suse.de>
9517 * tree-ssa.c (execute_update_addresses_taken): Properly check
9518 if we can mark a variable DECL_GIMPLE_REG_P.
9519 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
9520 back to the end of the function.
9521 (is_gimple_reg_type): Remove complex type special casing.
9522 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
9525 2009-05-02 Ben Elliston <bje@au.ibm.com>
9527 * doc/collect2.texi (Collect2): Document search path behaviour
9528 when configured with --with-ld.
9530 2009-05-02 Jan Hubicka <jh@suse.cz>
9532 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
9533 parameter; update callers.
9534 (coalesce_cost_edge): EH edges are costier because they needs
9535 splitting even if not critical and even more costier when there are
9536 multiple EH predecestors.
9538 2009-05-02 Jan Hubicka <jh@suse.cz>
9540 * except.c (remove_eh_handler_and_replace): Handle updating after
9541 removing TRY blocks.
9543 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
9545 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
9547 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
9549 * varasm.c: Do not include c-pragma.h.
9550 * attribs.c: Do not incude c-common.h.
9552 2009-05-01 Michael Matz <matz@suse.de>
9554 * calls.c (initialize_argument_information): Handle SSA names like
9555 decls with a non MEM_P DECL_RTL.
9557 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9559 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
9560 * ipa-utils.c: Likewise.
9561 * ipa-type-escape.c: Likewise.
9562 * cgraphunit.c Do not include c-common.h.
9563 * ipa-pure-const.c: Likewise.
9564 * tree-if-conv.c: Likewise.
9565 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
9566 * ipa-struct-reorg.c: Likewise.
9567 * tree-nomudflap.c: Likewise.
9568 * tree-ssa-structalias.c: Likewise.
9570 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9572 * store-motion.c: Many cleanups to make this pass a first-class
9573 citizen instead of an appendix to gcse load motion. Add TODO list
9574 to make this pass faster/cleaner/better.
9576 (struct ls_expr): Post gcse.c-split cleanups.
9577 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
9578 "stores" field to "avail_stores".
9579 (pre_ldst_mems): Rename to store_motion_mems.
9580 (pre_ldst_table): Rename to store_motion_mems_table.
9581 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
9582 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
9583 (ldst_entry): Rename to st_expr_entry, update users.
9584 (free_ldst_entry): Rename to free_st_expr_entry, update users.
9585 (free_ldst_mems): Rename to free_store_motion_mems, update users.
9586 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
9588 (first_ls_expr): Rename to first_st_expr, update users.
9589 (next_ls_expr): Rename to next_st_expr, update users.
9590 (print_ldst_list): Rename to print_store_motion_mems. Print names of
9591 fields properly for store motion instead of names inherited from load
9593 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
9594 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
9597 (ae_kill): Rename to st_kill, update users.
9598 (ae_gen): Rename to st_avloc, update users.
9599 (transp): Rename to st_transp, update users.
9600 (pre_insert_map): Rename to st_insert_map, update users.
9601 (pre_delete_map): Rename to st_delete_map, update users.
9602 (insert_store, build_store_vectors, free_store_memory,
9603 one_store_motion_pass): Update for abovementioned changes.
9605 (gcse_subst_count, gcse_create_count): Remove.
9606 (one_store_motion_pass): New statistics counters "n_stores_deleted"
9607 and "n_stores_created", local variables.
9609 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
9612 (regvec, compute_store_table_current_insn): Remove.
9613 (reg_set_info, reg_clear_last_set): Remove.
9614 (compute_store_table): Use DF caches instead of local dataflow
9617 2009-05-01 Joseph Myers <joseph@codesourcery.com>
9619 * c-objc-common.c (c_tree_printer): Print identifiers with
9620 pp_identifier, not pp_string. Mark "({anonymous})" for
9622 * c-pretty-print.c (pp_c_ws_string): New.
9623 (pp_c_cv_qualifier, pp_c_type_specifier,
9624 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
9625 pp_c_storage_class_specifier, pp_c_function_specifier,
9626 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
9627 pp_c_primary_expression, pp_c_postfix_expression,
9628 pp_c_unary_expression, pp_c_shift_expression,
9629 pp_c_relational_expression, pp_c_equality_expression,
9630 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
9631 use pp_string and pp_c_ws_string in place of pp_identifier and
9632 pp_c_identifier for non-identifiers. Mark English strings for
9634 * c-pretty-print.h (pp_c_ws_string): Declare.
9636 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
9637 Roland McGrath <roland@redhat.com>
9639 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
9640 (ENABLE_LD_BUILDID): New configuration option.
9641 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
9642 (LINK_BUILDID_SPEC): New macro.
9643 (init_spec): If defined, prepend it between LINK_EH_SPEC and
9645 * doc/install.texi: Document --enable-linker-build-id option.
9646 * configure: Rebuild.
9647 * config.in: Rebuild.
9649 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
9651 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
9652 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
9653 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
9654 MIPS_GP_SAVE_AREA_SIZE.
9655 * config/mips/mips.c (struct mips_frame_info): Update comment
9656 before arg_pointer_offset and hard_frame_pointer_offset.
9657 (mips_compute_frame_info): Update diagram before function: to
9658 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
9659 indicate the position of frame_pointer_rtx with -fstack-protector and
9660 to show args_size. Don't allocate cprestore area for leaf functions
9661 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
9663 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
9665 2009-04-30 Michael Matz <matz@suse.de>
9667 PR tree-optimization/39955
9668 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
9670 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
9672 * ira.c (setup_cover_and_important_classes): Use safe macro
9673 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
9675 * genpreds.c (write_tm_preds_h): Output suitable definition of
9676 REG_CLASS_FOR_CONSTRAINT.
9678 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9680 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
9682 * bitmap.c (bitmap_descriptor): Likewise.
9683 * ggc-common.c (loc_descriptor): Likewise.
9684 * varray.c (varray_descriptor): Likewise.
9685 * vec.c (vec_descriptor): Likewise.
9687 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
9689 * Makefile.in (dce.o): Add $(EXCEPT_H).
9690 * dce.c: Include except.h and delete redundant vector definitions.
9691 (deletable_insn_p): Return false for non-call insns that can throw
9694 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
9696 * gcse.c (ae_gen): Remove.
9697 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
9698 and make non-static function to make it available in store-motion.c.
9699 Update call sites with search-and-replace.
9700 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
9701 extract_mentioned_regs, extract_mentioned_regs_helper,
9702 find_moveable_store, compute_store_table, load_kills_store, find_loads,
9703 store_killed_in_insn, store_killed_after, store_killed_before,
9704 build_store_vectors, insert_insn_start_basic_block, insert-store,
9705 remove_reachable_equiv_notes, replace_store_insn, delete_store,
9706 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
9707 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
9708 * store-motion.c: ...new file. Also copy data structures from gcse.c
9709 and clean up to remove parts not used by store motion.
9710 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
9711 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
9713 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9716 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
9717 when optimizing for size.
9719 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
9721 * gcse.c (gcse_constant_p): Fix typo in last change.
9723 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9725 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
9727 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
9729 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
9731 2009-04-29 James E. Wilson <wilson@codesourcery.com>
9733 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
9734 CONST_HIGH_PART result.
9736 2009-04-29 Anatoly Sokolov <aesok@post.ru>
9738 * config/avr/avr.c (initial_elimination_offset): Rename to
9739 avr_initial_elimination_offset.
9740 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
9741 change return type to bool.
9742 (avr_can_eliminate): New function.
9743 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
9744 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
9745 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
9746 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
9747 avr_initial_elimination_offset.
9748 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
9749 (avr_initial_elimination_offset): Define.
9751 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
9752 Steven Bosscher <steven@gcc.gnu.org>
9754 PR rtl-optimization/39938
9755 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
9756 * cfgrtl.c: Include insn-attr.h.
9757 (rest_of_pass_free_cfg): New function.
9758 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
9759 * resource.c (init_resource_info): Remove call to df_analyze.
9761 2009-04-29 Richard Guenther <rguenther@suse.de>
9764 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
9765 allow conversion to signed integers.
9767 2009-04-29 Richard Guenther <rguenther@suse.de>
9769 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
9770 shifts of floating point vectors if the shift amount is
9771 a constant multiple of the element size.
9773 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
9774 Michael Matz <matz@suse.de>
9778 * tree-outof-ssa.c (emit_partition_copy): New function.
9779 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
9780 insert_part_to_rtx_on_edge): Perform the partition base var
9781 copy using emit_partition_copy.
9782 (insert_value_copy_on_edge): Convert constants to the right mode.
9783 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
9784 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
9786 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9788 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
9789 scan backwards to try to find a constant to initialize it.
9791 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
9792 insn before the loop_end instruction, don't look past labels.
9794 2009-04-29 Richard Guenther <rguenther@suse.de>
9797 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
9798 loose type conversions.
9799 (forward_propagate_addr_expr): Fix tuplification bug. Remove
9800 stmts only if there are no uses of its definition.
9802 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9804 * config/bfin/bfin.h (splitting_loops): Declare.
9805 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
9806 Reorder bit definitions to be ascending.
9807 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
9808 * config/bfin/bfin.c (splitting_loops): New variable.
9809 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
9810 (struct loop_info): Remove members INIT and LOOP_INIT.
9811 (bfin_optimize_loop): Don't set them. Reorder the code that generates
9812 the LSETUP sequence. Allow LC to be loaded from any register, but
9813 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
9814 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
9816 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
9817 of reload_completed.
9820 * config/bfin/bfin.md (movsi_insn): Refine constraints.
9822 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
9824 * Makefile.in (PLUGIN_VERSION_H): New.
9825 (OBJS-common): Remove plugin-version.o.
9826 (plugin.o): Depend on (PLUGIN_VERSION_H).
9827 (plugin-version.o): Remove.
9828 * configure: Regenerate
9829 * configure.ac: Create plugin-version.h.
9830 * gcc-plugin.h (plugin_gcc_version): Remove.
9831 (plugin_default_version_check): Change signature.
9832 * plugin-version.c: Remove.
9833 * plugin.c: Include plugin-version.h.
9834 (str_plugin_gcc_version_name): Remove.
9835 (try_init_one_plugin): Pass gcc version to plugin_init.
9836 (plugin_default_version_check): Both gcc and plugin versions are now
9839 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9841 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
9842 problematic last insns. Test for TYPE_CALL rather than CALL_P.
9843 Remove special case testing for last insn of inner loops. Don't fail
9844 if the loop ends with a jump, emit an extra nop instead.
9846 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
9847 DREGS rather than comparing directly. Remove code that tries to
9848 account for latencies.
9850 2009-04-29 Richard Guenther <rguenther@suse.de>
9852 PR tree-optimization/39941
9853 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
9854 eliminating an indirect call.
9856 2009-04-29 Richard Guenther <rguenther@suse.de>
9858 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
9859 parameter. Allow invariants as base if !require_lvalue.
9860 (verify_gimple_assign_single): Adjust.
9862 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9864 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
9865 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
9866 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
9867 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
9868 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
9870 * config/bfin/bfin.c (bfin_expand_builtin,
9871 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
9873 2009-04-28 Richard Guenther <rguenther@suse.de>
9875 * tree-vect-loop.c (get_initial_def_for_induction): Use
9876 correct types for pointer increment.
9878 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9880 * toplev.c (print_version): Update GMP version string calculation.
9882 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
9884 PR rtl-optimization/39938
9885 * resource.c (init_resource_info): Add call to df_analyze.
9887 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9889 * config/alpha/alpha.md (usegp): Cast the result of
9890 alpha_find_lo_sum_using_gp to enum attr_usegp.
9891 * config/alpha/alpha.c (override_options): Remove end-of-structure
9892 marker element from cpu_table. Use array size of cpu_table to handle
9893 -mcpu and -mtune options.
9894 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
9896 2009-04-28 Joseph Myers <joseph@codesourcery.com>
9898 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
9899 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
9900 tune_32 and tune_64.
9901 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
9903 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
9904 * config/rs6000/option-defaults.h: ... here. New file.
9905 (OPT_64, OPT_32): Define.
9906 (MASK_64BIT): Define to 0 if not already defined.
9907 (OPT_ARCH64, OPT_ARCH32): Define.
9908 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
9911 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9913 * config/arm/arm.c (arm_override_options): Emit error on using
9916 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9918 PR rtl-optimization/39914
9919 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9920 registers for allocnos created from user-defined variables only
9921 when not optimizing.
9923 2009-04-28 Richard Guenther <rguenther@suse.de>
9926 * fold-const.c (fold_binary): Use distribute_real_division only
9929 2009-04-28 Steve Ellcey <sje@cup.hp.com>
9931 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
9932 add hpux-stdint.h to tm_file.
9933 (hppa[12]*-*-hpux11*): Ditto.
9934 (ia64*-*-hpux*): Ditto.
9935 * config/hpux-stdint.h: New.
9936 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
9937 __STDC_EXT__ for all compiles.
9938 * config/pa/pa-hpux.h: Ditto.
9939 * config/pa/pa-hpux10.h: Ditto.
9940 * config/pa/pa-hpux11.h: Ditto.
9942 2009-04-28 Catherine Moore <clm@codesourcery.com>
9944 * debug.h (set_name): Add comment.
9946 2009-04-28 Andrew Pinski <pinskia@gmail.com>
9949 * config/darwin.c (machopic_gen_offset): Check
9950 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
9951 * config/arm/arm.c (require_pic_register): Likewise.
9953 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
9955 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
9956 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
9957 m32c_promote_prototypes): Delete.
9959 2009-04-28 Michael Matz <matz@suse.de>
9962 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
9965 2009-04-28 Richard Guenther <rguenther@suse.de>
9967 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
9969 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9971 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
9972 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
9973 * config/arm/arm-tune.md: Regenerate.
9975 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
9977 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
9978 block if there are complex incoming edges.
9979 (sel_merge_blocks): Remove useless assert.
9980 (sel_redirect_edge_and_branch): Check that edge was redirected.
9981 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
9982 (sel_find_rgns): Delete declaration.
9983 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
9984 the region when it is not a preheader.
9986 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9989 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
9991 2009-04-28 Richard Guenther <rguenther@suse.de>
9993 * tree.h (SSA_NAME_VALUE): Remove.
9994 (struct tree_ssa_name): Remove value_handle member.
9995 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
9996 array for jump threading.
9997 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
9999 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
10000 * tree-flow.h (threadedge_initialize_values): Declare.
10001 (threadedge_finalize_values): Likewise.
10002 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
10003 (SSA_NAME_VALUE): Define.
10004 (threadedge_initialize_values): New function.
10005 (threadedge_finalize_values): Likewise.
10006 * tree-ssa-dom.c (ssa_name_values): New global variable.
10007 (SSA_NAME_VALUE): Define.
10008 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
10010 2009-04-28 Ira Rosen <irar@il.ibm.com>
10012 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
10013 Use REPORT_VECTORIZED_LOCATIONS instead
10014 REPORT_VECTORIZED_LOOPS.
10015 * tree-vectorizer.c (vect_verbosity_level): Make static.
10016 (vect_loop_location): Rename to vect_location.
10017 (vect_set_verbosity_level): Update comment.
10018 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
10020 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
10021 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
10022 instead REPORT_UNVECTORIZED_LOOPS.
10023 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
10024 and vect_loop_def to vect_external_def and vect_internal_def.
10025 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
10026 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
10027 REPORT_UNVECTORIZED_LOCATIONS.
10028 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
10029 and vect_used_in_loop and to vect_unused_in_scope and
10030 vect_used_in_scope.
10031 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
10032 (vect_verbosity_level): Remove declaration.
10033 (vect_analyze_operations): Likewise.
10034 (vect_analyze_stmt): Declare.
10035 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
10036 REPORT_UNVECTORIZED_LOCATIONS.
10037 (vect_get_loop_niters): Fix indentation.
10038 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
10039 (vect_analyze_loop_operations): New function.
10040 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
10041 vect_analyze_operations.
10042 (vect_is_simple_reduction): Use new names.
10043 (vectorizable_live_operation, vect_transform_loop): Likewise.
10044 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
10045 to specify whether the data references can be a part of interleaving
10047 (vect_analyze_data_ref_dependence): Use new names.
10048 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
10049 (vect_create_addr_base_for_vector_ref): Remove redundant code.
10050 * tree-vect-patterns.c (widened_name_p): Use new names.
10051 (vect_recog_dot_prod_pattern): Likewise.
10052 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
10053 (process_use, vect_mark_stmts_to_be_vectorized,
10054 vect_model_simple_cost, vect_model_store_cost,
10055 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
10056 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
10057 vectorizable_operation, vectorizable_type_demotion,
10058 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
10059 vectorizable_condition): Likewise.
10060 (vect_analyze_operations): Split into vect_analyze_loop_operations
10062 (vect_analyze_stmt): ... new function.
10063 (new_stmt_vec_info): Use new names.
10064 (vect_is_simple_use): Use new names and fix comment.
10065 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
10066 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
10068 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10071 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
10072 and integer modes for x87 operands. Do not ICE for unsupported size,
10073 generate error instead. Generate error for unsupported operand types.
10074 ['z']: Do not handle HImode memory operands specially. Warning
10075 for floating-point operands. Fallthru to 'Z' for unsupported operand
10076 types. Do not ICE for unsupported size, generate error instead.
10077 (output_387_binary_op): Use %Z to output operands.
10078 (output_fp_compare): Ditto.
10079 (output_387_reg_move): Ditto.
10081 2009-04-28 Ben Elliston <bje@au.ibm.com>
10086 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10088 * builtins.c (c_strlen): Do not warn here.
10089 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
10090 * c-common.c (pointer_int_sum): Take an explicit location.
10091 Warn about offsets out of bounds.
10092 * c-common.h (pointer_int_sum): Adjust declaration.
10094 2009-04-27 Ian Lance Taylor <iant@google.com>
10096 * collect2.c (is_ctor_dtor): Change type of ret field in struct
10098 * dce.c (run_fast_df_dce): Change type of old_flags to int.
10099 * df-core.c (df_set_flags): Change return type to int. Change
10100 type of old_flags to int.
10101 (df_clear_flags): Likewise.
10102 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
10103 (df_get_conditional_uses): Likewise.
10104 * df.h (df_set_flags, df_clear_flags): Update declarations.
10105 * dwarf2out.c (struct indirect_string_node): Change type of form
10106 field to enum dwarf_form.
10107 (AT_string_form): Change return type to enum dwarf_form.
10108 * fixed-value.c (fixed_compare): Add cast to enum type.
10109 * fwprop.c (update_df): Change 0 to VOIDmode.
10110 * gensupport.c: Change 0 to UNKNOWN.
10111 * gimple.h (gimple_cond_code): Add cast to enum type.
10112 * haifa-sched.c (reemit_notes): Add cast to enum type.
10113 * hooks.c (hook_int_void_no_regs): Remove function.
10114 * hooks.h (hook_int_void_no_regs): Remove declaration.
10115 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
10116 * predict.c (combine_predictions_for_insn): Add casts to enum type.
10117 * real.c (real_arithmetic): Add cast to enum type.
10118 (real_compare): Likewise.
10119 * target.h (struct gcc_target): Change return type of
10120 branch_target_register_class to enum reg_class.
10121 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
10122 default_branch_target_register_class.
10123 * targhooks.c (default_branch_target_register_class): New function.
10124 * targhooks.h (default_branch_target_register_class): Declare.
10125 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
10126 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
10128 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
10130 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
10131 vect_uninitialized_def. Change 0 to ERROR_MARK.
10132 * tree-vect-stmts.c (supportable_widening_operation): Don't
10133 initialize icode1 and icode2.
10134 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
10135 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
10137 (cmn_err_flag_specs): Change 0 to STD_C89.
10138 (cmn_err_char_table): Likewise.
10139 * config/arm/arm.c (get_arm_condition_code): Change type of code
10140 to enum arm_cond_code.
10141 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
10142 (IWMMXT_BUILTIN2): Likewise.
10143 (neon_builtin_type_bits): Don't define typedef.
10144 (neon_builtin_datum): Change type of bits field to int.
10145 (arm_expand_neon_args): Add cast to enum type.
10146 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
10148 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
10149 casts to enum type.
10150 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
10152 * config/mips/mips.md (jal_macro): Return enum constant.
10153 (single_insn): Likewise.
10154 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
10156 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10157 casts to enum type.
10158 * config/s390/s390.c (s390_tune_flags): Change type to int.
10159 (s390_arch_flags): Likewise.
10160 (s390_handle_arch_option): Change flags field of struct pta to int.
10161 * config/s390/s390.h (s390_tune_flags): Update declaration.
10162 (s390_arch_flags): Likewise.
10163 * config/sh/sh.c (prepare_move_operands): Compare
10164 tls_symbolic_operand result with enum constant.
10165 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
10166 (sh_expand_prologue): Add cast to enum type.
10167 (sh_expand_epilogue): Likewise.
10168 (tls_symbolic_operand): Change return type to enum tls_model.
10169 (fpscr_set_from_mem): Add cast to enum type.
10170 (legitimize_pic_address): Compare tls_symbolic_operand result with
10172 (sh_target_reg_class): Change return type to enum reg_class.
10173 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
10175 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
10176 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
10177 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
10178 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
10179 (delayed_branch, tls_call_delay): Likewise.
10180 (eligible_for_sibcall_delay): Likewise.
10181 (eligible_for_return_delay): Likewise.
10182 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
10183 (spu_expand_builtin_1): Likewise.
10185 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
10186 for all types of conversions.
10187 (output_init_element): Issue -Wc++-compat warning if needed when
10188 initializing a bitfield with enum type.
10189 * c-parser.c (c_parser_expression): Set original_type to
10190 original_type of right hand operand of comman operator.
10192 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10194 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
10196 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
10197 * doc/cpp.texi (Standard Predefined Macros)
10198 (Implementation-defined behavior): Likewise.
10199 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
10200 * doc/gimple.texi (GIMPLE Exception Handling)
10201 (@code{GIMPLE_ASSIGN}): Likewise.
10202 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
10203 * doc/invoke.texi (Warning Options, Optimize Options)
10204 (AVR Options, Darwin Options): Likewise.
10205 (Optimize Options): Reformulate -fwhole-program description.
10206 * doc/loop.texi (Lambda): Likewise.
10207 * doc/md.texi (Output Template, Define Constraints)
10208 (Standard Names, Insn Splitting): Likewise.
10209 * doc/options.texi (Option properties): Likewise.
10210 * doc/passes.texi (Tree-SSA passes): Likewise.
10211 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
10212 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
10213 (File Names and DBX): Likewise.
10214 * doc/trouble.texi (Incompatibilities): Likewise.
10216 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10218 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
10219 instruction is correct.
10221 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10223 Allow non-constant arguments to conversion intrinsics.
10224 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
10225 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
10226 * spu.c (print_operand): Handle 'v' and 'w'.
10227 (exp2_immediate_p, spu_gen_exp2): Define.
10228 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
10229 spu_convtf_1): Update parameter descriptions.
10230 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
10231 * constraints.md ('v', 'w'): New.
10232 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
10234 (i2f, I2F): New define_mode_attr.
10235 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
10236 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
10237 fixuns_truncv4sfv4si2): Update to use mode attribute.
10238 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
10239 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
10240 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
10241 patterns for combine.
10243 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
10245 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
10246 (cprop, hoist, pre, store_motion): New debug counters.
10247 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
10248 is not an RTL pass anymore.
10249 (pass_profiling): Remove extern decl for pass removed in 2005.
10250 (pass_gcse, pass_jump_bypass): Remove.
10251 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
10252 to 0 for clean state.
10253 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
10254 * cse.c (gate_handle_cse_after_global_opts,
10255 rest_of_handle_cse_after_global_opts): New functions.
10256 (pass_cse_after_global_opts): New pass, does local CSE.
10257 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
10258 (TV_CPROP): New timevar.
10259 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
10260 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
10261 (gcse_main, recompute_all_luids): Remove.
10262 (compute_hash_table_work): Call max_reg_num instead of reading
10264 (cprop_jump): Don't set run_jump_opt_after_gcse.
10265 (constprop_register): Always allow to alter jumps.
10266 (cprop_insn): Likewise.
10267 (do_local_cprop): Likewise.
10268 (local_cprop_pass): Likewise. Return non-zero if something changed.
10269 (cprop): Remove function, fold interesting bits into one_cprop_pass.
10270 (find_implicit_sets): Add note about missed optimization opportunity.
10271 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
10272 pass_rtl_cprop execute function.
10273 Don't bother tracking the pass number, each pass gets its own dumpfile
10275 Always allow to alter jumpsand bypass jumps.
10276 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
10277 will just find no suitable set.
10278 (pre_edge_insert): Fix dumping, this function is for PRE only.
10279 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
10280 pass_rtl_pre execute function.
10281 (hoist_code): Return non-zero if something changed. Keep track of
10282 substitutions and insertions for statistics gathering similar to PRE.
10283 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
10284 called from the pass_rtl_hoist execute function. Show pass statistics.
10285 (compute_store_table): Use max_reg_num directly instead of using the
10286 formerly global max_gcse_regno.
10287 (build_store_vectors): Likewise.
10288 (replace_store_insn): Fix dumping.
10289 (store_motion): Rename to ...
10290 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
10291 pass, called from the pass_rtl_store_motion execute function. Keep
10292 track of substitutions and insertions for statistics gathering similar
10294 (bypass_jumps): Remove, fold interesting bits into ...
10295 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
10296 from the pass_rtl_cprop execute function.
10297 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
10298 pass_jump_bypass): Remove.
10299 (gate_handle_gcse, rest_of_handle_gcse): Remove.
10300 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
10301 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
10302 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
10303 (gate_rtl_store_motion, execute_rtl_store_motion,
10304 pass_rtl_store_motion): New.
10305 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
10306 make it clear that -fcse-skip-blocks is a no-op for backward compat.
10307 * passes.c (init_optimization_passes): Remove pass_gcse and
10308 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
10309 and cse_after_global_opts in place of pass_gcse. Schedule cprop
10310 instead of pass_jump_bypass.
10312 2009-04-27 Richard Guenther <rguenther@suse.de>
10314 PR middle-end/39928
10315 * gimplify.c (gimplify_expr): If we are required to create
10316 a temporary make sure it ends up as register.
10318 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
10321 * config/i386/i386.c (construct_container): Don't call
10322 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
10323 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
10325 2009-04-27 Michael Matz <matz@suse.de>
10327 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
10328 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
10329 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
10330 (dump_replaceable_exprs): Take a bitmap.
10331 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
10333 (expand_gimple_basic_block): Likewise.
10334 * tree-ssa-ter.c (struct temp_expr_table_d): Make
10335 replaceable_expressions member a bitmap.
10336 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
10337 (mark_replaceable): Likewise.
10338 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
10339 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
10341 2009-04-27 Richard Guenther <rguenther@suse.de>
10343 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
10344 (verify_stmts): Dispatch to gimple/type verification code.
10345 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
10346 issue with call argument types.
10348 2009-04-27 Michael Matz <matz@suse.de>
10350 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
10351 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
10354 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
10355 Eric Botcazou <ebotcazou@adacore.com>
10357 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
10358 a label's basic block.
10359 (mark_target_live_regs): Tidy and rework obsolete comments.
10360 Change back DF problem to LIVE. If a label starts a basic block,
10361 assume that all registers that used to be live then still are.
10362 (init_resource_info): If a label starts a basic block, set its
10363 BLOCK_FOR_INSN accordingly.
10364 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
10366 2009-04-27 Richard Guenther <rguenther@suse.de>
10368 * tree-flow-inline.h (function_ann): Remove.
10369 (get_function_ann): Likewise.
10370 * tree-dfa.c (create_function_ann): Remove.
10371 * tree-flow.h (struct static_var_ann_d): Remove.
10372 (struct function_ann_d): Likewise.
10373 (union tree_ann_d): Remove fdecl member.
10374 (function_ann_t): Remove.
10375 (function_ann, get_function_ann, create_function_ann): Remove
10378 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
10380 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
10382 2009-04-27 Jan Hubicka <jh@suse.cz>
10384 * ipa-pure-const.c (struct funct_state_d): New fields
10385 state_previously_known, looping_previously_known; remove
10386 state_set_in_source.
10387 (analyze_function): Use new fields.
10388 (propagate): Avoid assumption that state_set_in_source imply
10391 * tree-ssa-loop-niter.c (finite_loop_p): New function.
10392 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
10393 * cfgloop.h (finite_loop_p): Declare.
10395 2009-04-26 Michael Matz <matz@suse.de>
10397 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
10399 2009-04-26 Michael Matz <matz@suse.de>
10401 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
10402 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
10403 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
10404 pass_mark_used_blocks): Remove.
10405 * tree-optimize.c (pass_free_datastructures,
10406 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
10407 * passes.c (init_optimization_passes): Don't call
10408 pass_mark_used_blocks, remove dead code.
10410 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
10412 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
10413 * tree-ssa-live.h (register_ssa_partition): Likewise.
10415 2009-04-26 Michael Matz <matz@suse.de>
10418 * builtins.c (fold_builtin_next_arg): Handle SSA names.
10419 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
10420 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
10422 (compare_pairs): Swap cost comparison.
10423 (coalesce_ssa_name): Don't use change_partition_var.
10424 * tree-nrv.c (struct nrv_data): Add modified member.
10425 (finalize_nrv_r): Set it.
10426 (tree_nrv): Use it to update statements.
10427 (pass_nrv): Require PROP_ssa.
10428 * tree-mudflap.c (mf_decl_cache_locals,
10429 mf_build_check_statement_for): Use make_rename_temp.
10430 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
10431 * alias.c (find_base_decl): Handle SSA names.
10432 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
10433 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
10434 * rtl.h (set_reg_attrs_for_parm): Declare.
10435 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
10436 to "optimized", remove unused locals at finish.
10437 (execute_free_datastructures): Make global, call
10438 delete_tree_cfg_annotations.
10439 (execute_free_cfg_annotations): Don't call
10440 delete_tree_cfg_annotations.
10442 * ssaexpand.h: New file.
10443 * expr.c (toplevel): Include ssaexpand.h.
10444 (expand_assignment): Handle SSA names the same as register variables.
10445 (expand_expr_real_1): Expand SSA names.
10446 * cfgexpand.c (toplevel): Include ssaexpand.h.
10447 (SA): New global variable.
10448 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
10449 (SSAVAR): New macro.
10450 (set_rtl): New helper function.
10451 (add_stack_var): Deal with SSA names, use set_rtl.
10452 (expand_one_stack_var_at): Likewise.
10453 (expand_one_stack_var): Deal with SSA names.
10454 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
10455 before unique numbers.
10456 (expand_stack_vars): Use set_rtl.
10457 (expand_one_var): Accept SSA names, add asserts for them, feed them
10458 to above subroutines.
10459 (expand_used_vars): Expand all partitions (without default defs),
10460 then only the local decls (ignoring those expanded already).
10461 (expand_gimple_cond): Remove edges when jumpif() expands an
10462 unconditional jump.
10463 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
10464 or remove abnormal edges. Ignore insns setting the LHS of a TERed
10466 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
10467 members of SA; deal with PARM_DECL partitions here; expand
10468 all PHI nodes, free tree datastructures and SA. Commit instructions
10469 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
10470 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
10471 info and statements at start, collect garbage at finish.
10472 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
10473 (VAR_ANN_PARTITION) Remove.
10474 (change_partition_var): Don't declare.
10475 (partition_to_var): Always return SSA names.
10476 (var_to_partition): Only accept SSA names.
10477 (register_ssa_partition): Only check argument.
10478 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
10480 (delete_var_map): Don't free it.
10481 (var_union): Only accept SSA names, simplify.
10482 (partition_view_init): Mark only useful SSA names as used.
10483 (partition_view_fini): Only deal with SSA names.
10484 (change_partition_var): Remove.
10485 (dump_var_map): Use ssa_name instead of partition_to_var member.
10486 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
10488 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
10489 (struct _elim_graph): New member const_dests; nodes member vector of
10491 (set_location_for_edge): New static helper.
10492 (create_temp): Remove.
10493 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
10494 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
10495 (new_elim_graph): Allocate const_dests member.
10496 (clean_elim_graph): Truncate const_dests member.
10497 (delete_elim_graph): Free const_dests member.
10498 (elim_graph_size): Adapt to new type of nodes member.
10499 (elim_graph_add_node): Likewise.
10500 (eliminate_name): Likewise.
10501 (eliminate_build): Don't take basic block argument, deal only with
10502 partition numbers, not variables.
10503 (get_temp_reg): New static helper.
10504 (elim_create): Use it, deal with RTL temporaries instead of trees.
10505 (eliminate_phi): Adjust all calls to new signature.
10506 (assign_vars, replace_use_variable, replace_def_variable): Remove.
10507 (rewrite_trees): Only do checking.
10508 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
10509 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
10510 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
10511 contains_tree_r, MAX_STMTS_IN_LATCH,
10512 process_single_block_loop_latch, analyze_edges_for_bb,
10513 perform_edge_inserts): Remove.
10514 (expand_phi_nodes): New global function.
10515 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
10516 functions, initialize new parameter, remember partitions having a
10518 (finish_out_of_ssa): New global function.
10519 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
10520 don't reset in_ssa_p here, don't disable TER when mudflap.
10521 (pass_del_ssa): Remove.
10522 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
10524 (execute_free_datastructures): Declare.
10525 * Makefile.in (SSAEXPAND_H): New variable.
10526 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
10527 * basic-block.h (commit_one_edge_insertion): Declare.
10528 * passes.c (init_optimization_passes): Move pass_nrv and
10529 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
10530 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
10531 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
10532 (redirect_branch_edge): Deal with super block when expanding, split
10533 out jump patching itself into ...
10534 (patch_jump_insn): ... here, new static helper.
10536 2009-04-26 Michael Matz <matz@suse.de>
10538 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
10539 beyond num_ssa_names.
10540 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
10541 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
10543 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10545 PR inline-asm/39543
10546 * fwprop.c (forward_propagate_asm): New function.
10547 (forward_propagate_and_simplify): Propagate also into __asm, if it
10548 doesn't increase the number of referenced registers.
10551 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
10553 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10555 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
10556 note_nonlocal_vla_type for nonlocal VLAs.
10557 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
10558 contains_remapped_vars, remap_vla_decls): New functions.
10559 (convert_nonlocal_reference_stmt): If not optimizing, call
10560 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
10561 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
10562 if it wasn't found in var_map.
10563 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
10564 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
10565 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
10567 * gimplify.c (nonlocal_vlas): New variable.
10568 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
10570 (gimplify_body): Create and destroy nonlocal_vlas.
10572 * dwarf2out.c (loc_descr_plus_const): New function.
10573 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
10574 mem_loc_descriptor, loc_descriptor_from_tree_1,
10575 descr_info_loc, gen_variable_die): Use it.
10577 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
10578 !TREE_STATIC VAR_DECLs.
10579 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
10580 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
10581 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
10582 DECL_BY_REFERENCE is valid.
10583 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
10584 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
10585 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
10586 Copy DECL_BY_REFERENCE.
10587 (struct nesting_copy_body_data): New type.
10588 (nesting_copy_decl): New function.
10589 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
10590 if they have variable length.
10592 2009-04-26 Michael Matz <matz@suse.de>
10594 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
10595 mark new temporaries for renaming.
10597 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10600 * c-decl.c (global_bindings_p): Return negative value.
10601 (c_variable_size): New. Based on variable_size from
10603 (grokdeclarator): Call c_variable_size not variable_size.
10605 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
10607 * config/i386/i386.c (print_operand) ['z']: Fix typo.
10609 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
10611 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
10612 Redefine it to just use mingw/include.
10613 (ASM_SPEC): Rules for -m32 and -m64.
10614 (LINK_SPEC): Use Likewise.
10615 (SPEC_32): New define.
10616 (SPEC_64): Likewise.
10617 (SUB_LINK_SPEC): Likewise.
10618 (MULTILIB_DEFAULTS): New define.
10619 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
10620 Add multilib options.
10621 (MULTILIB_DIRNAMES): Likewise.
10622 (MULTILIB_OSDIRNAMES): Likewise.
10623 (LIBGCC): Likewise.
10624 (INSTALL_LIBGCC): Likewise.
10626 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10629 * c-tree.h (enum c_inline_static_type): New.
10630 (record_inline_static): Declare.
10631 * c-decl.c (struct c_inline_static, c_inline_statics,
10632 record_inline_static, check_inline_statics): New.
10633 (pop_file_scope): Call check_inline_statics.
10634 (start_decl): Call record_inline_static instead of pedwarning
10635 directly for static in inline function.
10636 * c-typeck.c (build_external_ref): Call record_inline_static
10637 instead of pedwarning directly for static referenced in inline
10640 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
10642 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
10643 not new but only being rescanned.
10644 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
10645 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
10646 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
10647 record_set_info, compute_set, grealloc): Remove.
10648 (recompute_all_luids): New function.
10649 (gcse_main): Don't compute sets, and don't do related memory
10650 allocations/free-ing. If something changed before the end of the
10651 pass, update LUIDs using recompute_all_luids.
10652 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
10653 (free_gcse_mem): Don't free it either.
10654 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
10655 Use the df insn LUIDs.
10656 (load_killed_in_block): Likewise.
10657 (compute_hash_table_work): Don't compute reg_set_in_block.
10658 (compute_transp): Use DF_REG_DEF_CHAINs.
10659 (local_cprop_pass): Don't use compute_sets and related functions.
10660 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
10661 Use get_max_uid() instead of max_cuid.
10662 (insert_insn_end_basic_block, pre_insert_copy_insn,
10663 update_ld_motion_stores): Don't try to
10664 keep reg_set tables up to date.
10665 (pre_insert_copies): Use df insn LUIDs.
10666 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
10667 (reg_set_info): Don't use extra bitmap argument.
10668 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
10669 information to compute regs_set_in_block.
10670 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
10671 (bypass_jumps): Don't use compute_sets and friends.
10673 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10676 * opts.c (undocumented_msg): Do not leave blank even with
10679 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10681 * c-decl.c (build_enumerator): Allow values folding to integer
10682 constants but not integer constant expressions with a pedwarn if
10685 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10688 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
10689 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
10690 type is an integer constant.
10692 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10695 * config/i386/i386.c (print_operand) ['z']: Revert handling of
10698 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10701 * c-decl.c (grokdeclarator): Diagnose declarations of functions
10702 with variably modified return type and no storage class
10703 specifiers, except for the case of nested functions. Distinguish
10704 extern declarations of functions with variably modified return
10705 types from those of objects with variably modified types.
10707 2009-04-25 Jan Hubicka <jh@suse.cz>
10709 * tree.c (list_equal_p): New function.
10710 * tree.h (list_equal_p): Declare.
10711 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10712 basic_block_def, basic_block, const_basic_block): New.
10713 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
10714 (redirect_eh_edge): New function.
10715 (make_eh_edge_update_phi): EH edges are not abnormal.
10716 * except.c: Include tree-flow.h.
10717 (list_match): New function.
10718 (eh_region_replaceable_by_p): New function.
10719 (replace_region): New function.
10720 (hash_type_list): New function.
10721 (hash_eh_region): New function.
10722 (eh_regions_equal_p): New function.
10723 (merge_peers): New function.
10724 (remove_unreachable_regions): Verify EH tree when checking;
10726 (copy_eh_region_1): New function.
10727 (copy_eh_region): New function.
10728 (push_reachable_handler): New function.
10729 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
10730 regions without label but with live RESX.
10731 * except.h (redirect_eh_edge_to_label): New.
10732 * tree-flow.h (redirect_eh_edge): New.
10733 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10734 basic_block_def, basic_block, const_basic_block): Remove.
10735 * Makefile.in (except.o): Add dependency on tree-flow.h
10736 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
10737 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
10740 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
10743 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
10744 on the destination of memcpy.
10746 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
10748 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
10749 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
10750 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
10752 2009-04-25 Jan Hubicka <jh@suse.cz>
10754 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
10755 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
10756 to be reached by different label than left.
10757 (update_eh_edges): Update comment; remove edge_to_remove if possible
10758 and return true if suceeded.
10759 (cleanup_empty_eh): Accept sharing map; handle shared regions.
10760 (cleanup_eh): Compute sharing map.
10761 * except.c (remove_eh_handler_and_replace): Add argument if we should
10763 (remove_unreachable_regions): Update for label sharing.
10764 (label_to_region_map): Likewise.
10765 (get_next_region_sharing_label): New function.
10766 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
10768 (remove_eh_handler): Update.
10769 (remove_eh_region_and_replace_by_outer_of): New function.
10770 * except.h (struct eh_region): Add next_region_sharing_label.
10771 (remove_eh_region_and_replace_by_outer_of,
10772 get_next_region_sharing_label): Declare.
10773 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
10775 2009-04-25 Jan Hubicka <jh@suse.cz>
10777 * tree-cfg.c (split_critical_edges): Split also edges where we can't
10778 insert code even if they are not critical.
10780 2009-04-25 Jan Hubicka <jh@suse.cz>
10782 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10783 (gimple_can_remove_branch_p): EH edges won't remove branch by
10785 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
10786 updating of non-abnormal EH edges.
10787 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10788 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
10789 (split_critical_edges): Split also edges where emitting code on them
10790 will lead to splitting later.
10792 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10793 H.J. Lu <hongjiu.lu@intel.com>
10796 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
10797 the configured assembler supports fildq and fistpq mnemonics.
10798 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
10799 * configure: Regenerated.
10800 * config.in: Ditto.
10802 * config/i386/i386.c (print_operand): Handle 'Z'.
10803 ['z']: Remove handling of special fild/fist suffixes.
10804 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
10805 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
10806 suffix of fild insn.
10807 (*floatsi<mode>2_vector_mixed): Ditto.
10808 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
10809 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
10810 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
10811 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
10812 * config/i386/gas.h (GAS_MNEMONICS): Remove.
10814 2009-04-25 Ben Elliston <bje@au.ibm.com>
10816 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
10817 the source of a set operation.
10819 2009-04-25 Anatoly Sokolov <aesok@post.ru>
10821 * target.h (struct gcc_target): Add case_values_threshold field.
10822 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
10823 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
10824 * targhooks.c (default_case_values_threshold): New function.
10825 * targhooks.h (default_case_values_threshold): Declare function.
10826 * stmt.c (expand_case): Use case_values_threshold target hook.
10827 * expr.h (case_values_threshold): Remove declartation.
10828 * expr.c (case_values_threshold): Remove function.
10829 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
10831 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
10832 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10833 (avr_case_values_threshold): Declare as static.
10834 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
10836 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
10837 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10838 (mn10300_case_values_threshold): New function.
10840 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10842 * ira.c (setup_cover_and_important_classes): Add enum cast.
10844 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
10846 * genpreds.c (write_enum_constraint_num): Output definition of
10847 CONSTRAINT_NUM_DEFINED_P macro.
10848 * ira.c (setup_cover_and_important_classes): Use
10849 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
10851 2009-04-24 DJ Delorie <dj@redhat.com>
10853 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
10854 __SH2A_SINGLE_ONLY__ also.
10856 2009-04-24 Steve Ellcey <sje@cup.hp.com>
10858 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
10859 (movdf_internal): Ditto.
10860 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
10861 SFmode and DFmode constants.
10862 (ia64_print_operand): Add 'G' format for printing
10863 floating point constants.
10865 2009-04-24 Richard Guenther <rguenther@suse.de>
10867 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
10868 from unsigned additions.
10870 2009-04-24 Joseph Myers <joseph@codesourcery.com>
10872 * c-typeck.c (set_init_index): Allow array designators that are
10873 not integer constant expressions with a pedwarn if pedantic.
10875 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10877 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
10878 zero if no overlap in nonzero bits between the operands.
10880 2009-04-24 Ian Lance Taylor <iant@google.com>
10882 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
10883 (record_dead_and_set_regs): Likewise.
10884 * df.h (struct df_mw_hardreg): Change flags field to int.
10885 (struct df_base_ref): Likewise.
10886 (struct df): Change changeable_flags field to int.
10887 * df-scan.c (df_defs_record): Change clobber_flags to int.
10888 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
10889 constants rather than #define macros.
10890 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
10891 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
10892 (enum dwarf_calling_convention): Likewise.
10893 (enum dwarf_line_number_x_ops): Likewise.
10894 (enum dwarf_call_frame_info): Likewise.
10895 (enum dwarf_source_language): Likewise.
10896 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
10897 (add_calling_convention_attribute): Likewise.
10898 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
10899 (combine_comparisons): Change compcode to int. Add cast to enum type.
10900 * genrecog.c (maybe_both_true_2): Change c to int.
10901 (write_switch): Likewise. Add cast to enum type.
10902 * gimplify.c (gimplify_omp_for): Handle return values from
10903 gimplify_expr using MIN rather than bitwise or.
10904 (gimplify_expr): Add cast to enum type.
10905 * ipa-prop.c (update_jump_functions_after_inlining): Change
10906 IPA_BOTTOM to IPA_JF_UNKNOWN.
10907 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
10908 Add casts to enum type.
10909 (setup_cover_and_important_classes): Change cl to int. Add casts
10911 (setup_class_translate): Change cl and mode to int.
10912 (ira_init_once): Change mode to int.
10913 (free_register_move_costs): Likewise.
10914 (setup_prohibited_mode_move_regs): Add casts to enum type.
10915 * langhooks.c (add_builtin_function_common): Rework assertion that
10916 value fits bitfield.
10917 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
10918 * omega.c (omega_do_elimination): Avoid math on enum types.
10919 * optabs.c (expand_vec_shift_expr): Remove casts to int.
10920 * opts.c (set_debug_level): Change 2 to enum constant. Use new
10921 int local to handle integral_argment value.
10922 * regmove.c (try_auto_increment): Change PUT_MODE to
10924 * reload.c (push_secondary_reload): Add casts to enum type.
10925 (secondary_reload_class, find_valid_class): Likewise.
10926 * reload1.c (emit_input_reload_insns): Likewise.
10927 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
10928 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
10929 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
10931 * tree.c (build_common_builtin_nodes): Add casts to enum type.
10932 * tree-complex.c (complex_lattice_t): Typedef to int rather than
10934 (expand_complex_libcall): Add casts to enum type.
10935 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
10936 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
10937 with ERROR_MARK, not NUM_TREE_CODES.
10938 (vect_create_epilog_for_reduction): Likewise.
10939 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
10940 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
10941 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
10943 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
10944 vect_unused_in_loop. Change 0 to loop_vect.
10945 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
10946 * var-tracking.c (get_init_value): Change return type to enum
10948 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
10949 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
10951 (arm_override_options): Add casts to enum type.
10952 (arm_emit_tls_decoration): Likewise.
10953 * config/i386/i386.c (ix86_function_specific_restore): Add casts
10955 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
10956 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
10957 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
10959 * config/s390/s390.c (code_for_builtin_64): Change to array of
10961 (code_for_builtin_31): Likewise.
10962 (s390_expand_builtin): Change code_for_builtin to enum insn_code
10964 * config/sparc/sparc.c (sparc_override_options): Change value
10965 field in struct code_model to enum cmodel. In initializer change
10966 0 to NULL and add cast to enum type.
10968 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
10969 Change all callers. Issue a -Wc++-compat warning using
10970 lhs_origtype if necessary.
10971 (convert_for_assignment): Issue -Wc++-compat warnings about
10972 invalid conversions to enum type on assignment.
10973 * c-common.h (build_modify_expr): Update declaration.
10975 2009-04-24 Nick Clifton <nickc@redhat.com>
10977 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
10978 (function_arg_advance): Likewise.
10979 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
10982 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10984 * config/s390/constraints.md ('I', 'J'): Fix condition.
10986 2009-04-24 Diego Novillo <dnovillo@google.com>
10988 * gengtype-parse.c (parse_error): Add newline after message.
10990 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10992 * config/i386/sse.md (avxmodesuffixs): Removed.
10993 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
10994 (*avx_pinsr<ssevecsize>): This.
10996 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10998 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
10999 follow chains of regs with a single definition, and allow expressions
11000 that are function_invariant_p.
11001 (simple_rhs_p): Allow expressions that are function_invariant_p.
11003 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
11005 PR middle-end/39867
11006 * fold-const.c (fold_cond_expr_with_comparison): When folding
11007 > and >= to MAX, make sure the MAX uses the same type as the
11008 comparison's operands.
11010 2009-04-24 Nick Clifton <nickc@redhat.com>
11012 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
11013 addressing for DImode accesses.
11014 (frv_print_operand_address): Handle PLUS case.
11015 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
11017 2009-04-24 Jakub Jelinek <jakub@redhat.com>
11019 PR rtl-optimization/39794
11020 * alias.c (canon_true_dependence): Add x_addr argument.
11021 * rtl.h (canon_true_dependence): Adjust prototype.
11022 * cse.c (check_dependence): Adjust canon_true_dependence callers.
11023 * cselib.c (cselib_invalidate_mem): Likewise.
11024 * gcse.c (compute_transp): Likewise.
11025 * dse.c (scan_reads_nospill): Likewise.
11026 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
11027 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
11028 canon_base_addr of the group, plus optional offset.
11029 (struct group_info): Rename canon_base_mem to
11031 (get_group_info): Set canon_base_addr to canon_rtx of base, not
11032 canon_rtx of base_mem.
11034 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
11036 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
11037 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
11039 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11041 * config/spu/spu-builtins.h: Delete file.
11043 * config/spu/spu.h (enum spu_builtin_type): Move here from
11045 (struct spu_builtin_description): Likewise. Add GTY marker.
11046 Do not use enum spu_function_code or enum insn_code.
11047 (spu_builtins): Add extern declaration.
11049 * config/spu/spu.c: Do not include "spu-builtins.h".
11050 (enum spu_function_code, enum spu_builtin_type_index,
11051 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
11052 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
11053 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
11054 unsigned_V2DI_type_node): Move here from spu-builtins.h.
11055 (spu_builtin_types): Make static. Add GTY marker.
11056 (spu_builtins): Add extern declaration with GTY marker.
11057 Include "gt-spu.h".
11059 * config/spu/spu-c.c: Do not include "spu-builtins.h".
11060 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
11061 Check programmatically whether all parameters are scalar.
11063 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
11065 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
11067 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
11068 assignment from the constructor either if the target is volatile.
11070 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
11072 * config/arm/arm.md (insv): Do not share operands[0].
11074 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
11076 * config/vxlib-tls.c (active_tls_threads): Delete.
11077 (delete_hook_installed): New.
11078 (tls_delete_hook): Don't delete the delete hook.
11079 (tls_destructor): Delete it here.
11080 (__gthread_set_specific): Adjust installing the delete hook.
11081 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
11082 __gthread_leave_tsd_dtor_context.
11084 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
11086 * c-format.c (gcc_tdiag_char_table): Add support for %E.
11088 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
11090 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
11092 (alpha_rtx_costs): Ditto.
11093 (emit_unlikely_jump): Use add_reg_note.
11094 (emit_frame_store_1): Ditto.
11095 (alpha_expand_prologue): Ditto.
11096 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11097 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
11099 2009-04-23 Nick Clifton <nickc@redhat.com>
11101 * config/v850/v850.md (epilogue): Remove suppressed code.
11102 (return): Rename to return_simple and remove test of frame size.
11103 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
11104 to gen_return_simple.
11106 2009-04-22 Jing Yu <jingyu@google.com>
11109 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
11111 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11114 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
11115 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
11116 value is a VECTOR_CST, the element type is the element type of the
11119 2009-04-22 DJ Delorie <dj@redhat.com>
11121 * config/m32c/m32c.h: Update GTY annotations to new syntax.
11123 2009-04-22 Jakub Jelinek <jakub@redhat.com>
11125 * alias.c (find_base_term): Move around LO_SUM case, so that
11126 CONST falls through into PLUS/MINUS handling.
11129 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
11130 into 0, use omit_one_operand.
11132 2009-04-23 Ben Elliston <bje@au.ibm.com>
11134 * config/rs6000/linux-unwind.h (get_regs): Remove type
11135 puns. Change the type of `pc' to an array of unsigned ints and
11136 update all users. Constify frame24.
11138 2009-04-22 DJ Delorie <dj@redhat.com>
11140 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
11141 declarations before code.
11142 (current_function_special_page_vector): Likewise.
11143 (m32c_expand_insv): Silence a warning.
11145 2009-04-21 Taras Glek <tglek@mozilla.com>
11147 * alias.c: Update GTY annotations to new syntax.
11148 * basic-block.h: Likewise.
11149 * bitmap.h: Likewise.
11150 * c-common.h: Likewise.
11151 * c-decl.c: Likewise.
11152 * c-parser.c: Likewise.
11153 * c-pragma.c: Likewise.
11154 * c-tree.h: Likewise.
11155 * cfgloop.h: Likewise.
11156 * cgraph.h: Likewise.
11157 * config/alpha/alpha.c: Likewise.
11158 * config/arm/arm.h: Likewise.
11159 * config/avr/avr.h: Likewise.
11160 * config/bfin/bfin.c: Likewise.
11161 * config/cris/cris.c: Likewise.
11162 * config/darwin.c: Likewise.
11163 * config/frv/frv.c: Likewise.
11164 * config/i386/i386.c: Likewise.
11165 * config/i386/i386.h: Likewise.
11166 * config/i386/winnt.c: Likewise.
11167 * config/ia64/ia64.h: Likewise.
11168 * config/iq2000/iq2000.c: Likewise.
11169 * config/mips/mips.c: Likewise.
11170 * config/mmix/mmix.h: Likewise.
11171 * config/pa/pa.c: Likewise.
11172 * config/pa/pa.h: Likewise.
11173 * config/rs6000/rs6000.c: Likewise.
11174 * config/s390/s390.c: Likewise.
11175 * config/sparc/sparc.c: Likewise.
11176 * config/xtensa/xtensa.c: Likewise.
11177 * cselib.h: Likewise.
11178 * dbxout.c: Likewise.
11179 * dwarf2out.c: Likewise.
11180 * except.c: Likewise.
11181 * except.h: Likewise.
11182 * fixed-value.h: Likewise.
11183 * function.c: Likewise.
11184 * function.h: Likewise.
11185 * gimple.h: Likewise.
11186 * integrate.c: Likewise.
11187 * optabs.c: Likewise.
11188 * output.h: Likewise.
11189 * real.h: Likewise.
11191 * stringpool.c: Likewise.
11192 * tree-data-ref.c: Likewise.
11193 * tree-flow.h: Likewise.
11194 * tree-scalar-evolution.c: Likewise.
11195 * tree-ssa-address.c: Likewise.
11196 * tree-ssa-alias.h: Likewise.
11197 * tree-ssa-operands.h: Likewise.
11198 * tree.c: Likewise.
11199 * tree.h: Likewise.
11200 * varasm.c: Likewise.
11201 * varray.h: Likewise.
11203 * coretypes.h: Do not define GTY macro if it is already defined.
11204 * doc/gty.texi: Update GTY documentation to new syntax.
11205 * gengtype-lex.l: Enforce attribute-like syntax for GTY
11206 annotations on structs.
11207 * gengtype-parse.c: Likewise.
11209 2009-04-22 Mark Heffernan <meheff@google.com>
11211 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
11213 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11215 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
11218 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11220 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
11221 the same as a PLUS without a shift. Increase the cost of a
11224 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11226 * Makefile.in: Update dependencies.
11227 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
11228 * errors.h: Remove bogus comment about compatibility.
11229 (warning): Update declaration.
11230 * genautomata.c: Update all calls to warning.
11231 * gimple.c: Do not include errors.h. Include toplev.h.
11232 * tree-ssa-structalias.c: Do not include errors.h.
11233 * omega.c: Likewise.
11234 * tree-ssa-reassoc.c: Likewise.
11235 * config/spu/spu-c.c: Likewise.
11236 * config/spu/t-spu-elf: Update dependencies.
11238 2009-04-22 Richard Guenther <rguenther@suse.de>
11240 PR tree-optimization/39824
11241 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
11242 make sure the types are compatible.
11244 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11247 * c-common.c (c_parse_error): Take a token_flags parameter.
11248 Use token_type for the token type instead.
11249 Pass token_flags to cpp_type2name.
11250 * c-common.h (c_parse_error): Update declaration.
11251 * c-parser.c (c_parser_error): Pass 0 as token flags.
11253 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
11255 PR rtl-optimization/39580
11256 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
11258 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11260 * function.c (expand_function_end): Do not emit a jump to the "naked"
11261 return label for fall-through returns.
11262 * except.c (sjlj_emit_function_exit): Always place the call to the
11263 unregister function at the location installed by expand_function_end.
11265 2009-04-22 Richard Guenther <rguenther@suse.de>
11267 PR tree-optimization/39845
11268 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
11269 (gen_inbound_check): Likewise.
11271 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
11273 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
11275 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
11276 * config/vxlib.c (__gthread_once): Add race guard for PPC.
11278 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11280 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
11281 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
11282 shift counts to avoid out-of-bounds array accesses.
11284 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11286 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
11287 (Pmode): Move above.
11289 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
11291 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
11292 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
11293 GET_CODE macro. Use IN_RANGE macro where appropriate.
11294 * config/alpha/alpha.h: Ditto.
11295 * config/alpha/alpha.md: Ditto.
11296 * config/alpha/constraints.md: Ditto.
11297 * config/alpha/predicates.md: Ditto.
11299 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11301 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
11302 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11303 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11304 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11305 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11306 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11307 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11308 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11309 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11310 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11311 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11312 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11313 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11314 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11315 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11316 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11317 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11318 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11319 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11320 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11321 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11322 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11323 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11324 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11325 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11326 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11327 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11329 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11331 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
11332 references from comments.
11333 * cfgbuild.c: (count_basic_blocks): Delete.
11334 (find_basic_blocks_1): Delete.
11335 (find_basic_blocks): Delete.
11336 * except.c (finish_eh_generation): Make static. Move comment from
11337 except.h here. Remove find_basic_blocks references from comments.
11338 * except.h (finish_eh_generation): Delete.
11339 * basic-block.h (find_basic_blocks): Delete.
11340 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
11342 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
11344 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
11345 (sdbout_parms): Likewise.
11347 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
11349 * config/sh/sh.c (prepare_cbranch_operands): Use
11350 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
11351 (expand_cbranchdi4): Likewise.
11352 (from_compare): Add cast to enum type.
11353 (expand_cbranchsi4): Use add_reg_note.
11354 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
11355 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
11356 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
11357 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11358 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
11359 instead of CODE_FOR_nothing.
11360 (cbranchdi4): Likewise. Fix the order of arguments for
11362 (push_fpscr): Use add_reg_note.
11363 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
11364 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
11366 2009-04-21 Joseph Myers <joseph@codesourcery.com>
11368 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
11369 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11370 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11371 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
11372 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
11373 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
11374 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
11375 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
11376 config/alpha/x-vms, config/arc/t-arc,
11377 config/arm/README-interworking, config/arm/arm-c.c,
11378 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
11379 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
11380 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
11381 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
11382 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
11383 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
11384 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
11385 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
11386 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
11387 config/cris/t-elfmulti, config/crx/t-crx,
11388 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
11389 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
11390 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
11391 config/h8300/t-h8300, config/i386/athlon.md,
11392 config/i386/darwin-libgcc.10.4.ver,
11393 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
11394 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
11395 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
11396 config/i386/t-linux64, config/i386/t-nwld,
11397 config/i386/t-rtems-i386, config/i386/t-sol2-10,
11398 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
11399 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
11400 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
11401 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
11402 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
11403 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
11404 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
11405 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
11406 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
11407 config/m68k/t-uclinux, config/mcore/t-mcore,
11408 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
11409 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
11410 config/mips/crtn.asm, config/mips/irix-crti.asm,
11411 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
11412 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
11413 config/mips/mips-fixed.md, config/mips/sb1.md,
11414 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
11415 config/mips/t-iris6, config/mips/t-isa3264,
11416 config/mips/t-libgcc-mips16, config/mips/t-linux64,
11417 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
11418 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
11419 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
11420 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
11421 config/mn10300/t-linux, config/mn10300/t-mn10300,
11422 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
11423 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
11424 config/picochip/libgccExtras/clzsi2.asm,
11425 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
11426 config/rs6000/darwin-libgcc.10.4.ver,
11427 config/rs6000/darwin-libgcc.10.5.ver,
11428 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
11429 config/rs6000/t-aix43, config/rs6000/t-aix52,
11430 config/rs6000/t-darwin, config/rs6000/t-fprules,
11431 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
11432 config/rs6000/t-lynx, config/rs6000/t-netbsd,
11433 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
11434 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
11435 config/rs6000/t-rtems, config/rs6000/t-spe,
11436 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
11437 config/score/t-score-elf, config/sh/divcost-analysis,
11438 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
11439 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
11440 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
11441 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
11442 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
11443 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
11444 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
11445 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
11446 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
11447 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
11448 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
11449 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
11450 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
11451 limitx.h, version.c, xcoff.h: Add copyright and license notices.
11452 * config/h8300/genmova.sh: Include copyright and license notices
11453 in generated output.
11454 * config/h8300/mova.md: Regenerate.
11455 * doc/install.texi2html: Include word "Copyright" in copyright
11456 notice and use name "Free Software Foundation, Inc.".
11457 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11458 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11459 ChangeLog-2007, ChangeLog-2008: Correct dates.
11461 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
11463 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
11464 NE_EXPR operations as well.
11465 * c-parser.c (c_parser_condition): Do not set location information on
11467 (c_parser_conditional_expression): Likewise.
11468 (c_parser_binary_expression): Set location information on operators.
11469 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
11470 TRUTH_NOT_EXPR has been folded.
11471 * fold-const.c (fold_truth_not_expr): Copy location information from
11472 the incoming expression to the outgoing one.
11473 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
11474 recursive calls on the LHS of the operator but pass that of the
11475 operator to recursive calls on the RHS of the operator. Set it
11477 (shortcut_cond_expr): Set the locus of the operator on the second
11478 COND_EXPR and that of the expression on the first in degenerate cases.
11479 Pass the locus of the expression to calls to shortcut_cond_r.
11480 Set the locus of the 'then' block on the associated jump, if any.
11481 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
11482 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
11483 expression to call to gimplify_boolean_expr.
11485 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
11487 * config.gcc: Add additional configuration for
11488 i686-w64-mingw* and x86_64-w64-mingw* triplet.
11489 * config/i386/mingw-w64.h: New mingw-w64 specific header.
11490 (CPP_SPEC): Redefine for allowing -municode option.
11491 (STARTFILE_SPEC): Likewise.
11492 * config/i386/t-mingw-w64: New.
11493 * config/i386/mingw-w64.opt: New.
11494 (municode): Add new target option.
11495 * doc/invoke.texi (municode): Add documentation for new option.
11497 2009-04-21 Ian Lance Taylor <iant@google.com>
11499 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11500 Correct test for number of arguments.
11501 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
11503 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
11505 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
11506 argument of emit_library_call.
11508 2009-04-21 Richard Guenther <rguenther@suse.de>
11510 PR middle-end/39829
11511 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
11512 inside VIEW_CONVERT_EXPRs.
11514 2009-04-21 Martin Jambor <mjambor@suse.cz>
11516 * tree-switch-conversion.c (build_constructors): Split a long line.
11517 (constructor_contains_same_values_p): New function.
11518 (build_one_array): Create assigns of constants if possible, do not
11519 call mark_sym_for_renaming, call update_stmt.
11520 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
11521 make_rename_temp. Do not call mark_symbols_for_renaming, call
11523 (gen_def_assigns): Do not call mark_symbols_for_renaming or
11524 find_new_referenced_vars, call update_stmt.
11525 (gen_inbound_check): Use create_tmp_var and create ssa names manually
11526 instead of calling make_rename_temp. Do not call
11527 find_new_referenced_vars or mark_symbols_for_renaming, call
11530 2009-04-21 Richard Guenther <rguenther@suse.de>
11532 PR tree-optimization/39827
11533 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
11534 (tree_ssa_phiprop): Pass the correct array size.
11536 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
11538 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
11540 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
11543 * c-typeck.c (lvalue_p): Move declaration ...
11544 * c-common.h (lvalue_p): ... to here.
11545 * c-common.c (candidate_equal_p): New.
11546 (add_tlist): Use it.
11547 (merge_tlist): Use it.
11548 (warn_for_collisions_1): Likewise.
11549 (warning_candidate_p): Accept more candidates.
11550 (verify_tree): A warning candidate can be an expression. Use
11553 2009-04-21 Ben Elliston <bje@au.ibm.com>
11556 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
11557 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
11558 options. Remove -mcall-solaris documentation.
11560 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11563 * doc/invoke.texi (-Wlong-long): Update description.
11564 * c-lex (interpret_integer): Only warn if there was no previous
11565 overflow and -Wlong-long is enabled.
11566 * c-decl.c (declspecs_add_type): Drop redundant flags.
11567 * c.opt (Wlong-long): Init to -1.
11568 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
11569 and front-end warn_long_long. Wlong-long only depends on other
11570 flags if it is uninitialized.
11571 * c-parser.c (disable_extension_diagnostics): warn_long_long is
11572 the same for CPP and FE.
11573 (restore_extension_diagnostics): Likewise.
11575 2009-04-20 Ian Lance Taylor <iant@google.com>
11577 Fix enum conversions which are invalid in C++:
11578 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
11579 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
11580 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
11581 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
11582 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
11583 (dbxout_parms): Likewise.
11584 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
11585 (df_clear_flags): Likewise.
11586 * df-problems.c (df_rd_bb_local_compute_process_def): Change
11587 top_flag parameter to int.
11588 (df_chain_create_bb_process_use): Likewise.
11589 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
11591 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
11592 (df_ref_create_structure, df_def_record_1): Likewise.
11593 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
11594 (df_notes_rescan): Change 0 to VOIDmode in function call.
11595 (df_get_call_refs, df_insn_refs_collect): Likewise.
11596 (df_bb_regs_collect): Likewise.
11597 (df_entry_block_defs_collect): Likewise.
11598 (df_exit_block_uses_collect): Likewise.
11599 * df.h: Update declarations.
11600 * double-int.c (double_int_divmod): Add cast to enum type.
11601 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
11602 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
11603 (based_loc_descr): Likewise.
11604 (loc_descriptor_from_tree_1): Change first_op and second_op to
11605 enum dwarf_location_atom. Add cast to enum type.
11606 * expmed.c (init_expmed): Change 0 to SET in function call.
11607 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
11608 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
11609 (do_store_flag): Likewise.
11610 * fixed-value.h (struct fixed_value): Change mode to enum
11612 * function.c (assign_parms): Change 0 to VOIDmode in function call.
11613 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
11615 (insert_insn_decl, insert_decl, insert_state): Likewise.
11616 (automata_list_finish): Likewise.
11617 * genrecog.c (process_define_predicate): Add cast to enum type.
11618 * gensupport.c (init_predicate_table): Add cast to enum type.
11619 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
11621 (gimple_build_call_1, gimple_build_label): Likewise.
11622 (gimple_build_goto, gimple_build_asm_1): Likewise.
11623 (gimple_build_switch_1, gimple_build_cdt): Likewise.
11624 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
11625 (enum fallback): Rename from enum fallback_t.
11626 (fallback_t): Typedef as int.
11627 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
11628 GSI_SAME_STMT in function call.
11629 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
11631 (setup_reg_class_relations): Likewise.
11632 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
11633 (setup_prohibited_class_mode_regs): Add cast to enum type.
11634 (setup_prohibited_mode_move_regs): Likewise.
11635 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
11636 (record_address_regs): Change i to enum reg_class.
11637 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
11638 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
11639 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
11640 (GET_MODE_2XWIDER_MODE): Likewise.
11641 (GET_CLASS_NARROWEST_MODE): Likewise.
11642 * omp-low.c (expand_omp_for): Add cast to enum type.
11643 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
11644 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
11645 * postreload.c (reload_cse_simplify_operands): Change rclass local
11647 * predict.c (combine_predictions_for_insn): Change best_predictor
11648 and predictor to enum br_predictor.
11649 (combine_predictions_for_bb): Likewise.
11650 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
11651 use SET_PREDICT_EXPR_OUTCOME.
11652 * real.c (real_arithmetic): Change icode to code in function call.
11653 * reginfo.c (init_move_cost): Add casts to enum type.
11654 (init_reg_sets_1, init_fake_stack_mems): Likewise.
11655 * regmove.c (regclass_compatible_p): Change class0 and class1 to
11657 * reload.c (find_valid_class): Add casts to enum type.
11658 (push_reload): Change 0 to NO_REGS in function call.
11659 (find_reloads): Change this_alternative to array of enum
11660 reg_class. Remove some now-unnecessary casts.
11661 (make_memloc): Change 0 to VOIDmode in function call.
11662 * reload1.c (reload): Change 0 to VOIDmode in function call.
11663 (eliminate_regs_1, elimination_effects): Likewise.
11664 (eliminate_regs_in_insn): Likewise.
11665 (emit_input_reload_insns): Add cast to enum type.
11666 (delete_output_reload): Change 0 to VOIDmode in function call.
11667 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
11668 to enum type in function call.
11669 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
11670 (SET_PREDICT_EXPR_OUTCOME): Define.
11671 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
11672 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
11673 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
11674 (dump_function): Likewise.
11675 * tree-dump.h: Update declarations.
11676 * tree-pass.h: Update declarations.
11677 * varasm.c (assemble_integer): Change mclass to enum mode_class.
11678 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
11680 (arm_rtx_costs_1): Correct parenthesization.
11681 (arm_rtx_costs): Add casts to enum type.
11682 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
11683 (vfp_emit_fstmd): Use add_rg_note.
11684 (emit_multi_reg_push, emit_sfm): Likewise.
11685 (thumb_set_frame_pointer): Likewise.
11686 (arm_expand_prologue): Likewise.
11687 (arm_regno_class): Change return type to enum reg_class.
11688 (thumb1_expand_prologue): Use add_reg_note.
11689 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
11690 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
11692 * config/arm/gentune.sh: Add cast to enum type.
11693 * config/arm/arm-tune.md: Rebuild.
11694 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
11695 (ix86_split_fp_branch, predict_jump): Likewise.
11696 (ix86_expand_multi_arg_builtin): Change sub_code from enum
11697 insn_code to enum rtx_code.
11698 (ix86_builtin_vectorized_function): Add cast to enum type.
11699 * config/i386/i386.md (truncdfsf2): Change slot to enum
11701 (truncxf<mode>2, isinf<mode>2): Likewise.
11702 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
11704 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
11705 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
11706 (insert_bundle_state): Change 1 to INSERT in function call.
11707 (ia64_add_bundle_selector_before): Likewise.
11708 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
11709 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
11710 (restore_stack_nonlocal): Likewise.
11711 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
11713 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
11715 (mips_rtx_costs): Likewise.
11716 (mips_override_options): Add casts to enum type.
11717 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
11719 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
11720 (store_reg, set_reg_plus_d): Likewise.
11721 (hppa_expand_prologue, hppa_profile_hook): Likewise.
11722 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
11724 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
11726 (emit_unlikely_jump): Use add_reg_note.
11727 (rs6000_emit_allocate_stack): Likewise.
11728 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
11729 (output_toc): Change 1 to INSERT in function call.
11730 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
11731 (rs6000_initialize_trampoline): Likewise.
11732 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
11734 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
11735 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
11736 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
11737 (save_gprs): Use add_reg_note.
11738 (s390_emit_prologue): Likewise.
11739 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11740 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
11741 (sparc_fold_builtin): Add cast to enum type.
11742 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
11744 (spu_expand_prologue): Use add_reg_note.
11745 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
11747 2009-04-20 Ian Lance Taylor <iant@google.com>
11749 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
11750 (c_parser_postfix_expression_after_primary): Get VEC for list of
11751 arguments. Get original types of arguments. Call
11752 build_function_call_vec.
11753 (cached_expr_list_1, cached_expr_list_2): New static variables.
11754 (c_parser_expr_list): Change return type to VEC *. Add
11755 p_orig_types parameter. Change all callers.
11756 (c_parser_release_expr): New static function.
11757 (c_parser_vec_to_tree_list): New static function.
11758 * c-typeck.c (build_function_call): Rewrite to build a VEC and
11759 call build_function_call_vec.
11760 (build_function_call_vec): New function, based on old
11761 build_function_call.
11762 (convert_arguments): Remove nargs and argarray parameters. Change
11763 values to a VEC. Add origtypes parameter.
11764 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
11765 (convert_for_assignment): Add origtype parameter. Change all
11766 callers. If warn_cxx_compat, check for conversion to an enum
11767 type when calling a function.
11768 (store_init_value): Add origtype parameter. Change all callers.
11769 (digest_init): Likewise.
11770 (struct init_node): Add origtype field.
11771 (add_pending_init): Add origtype parameter. Change all callers.
11772 (output_init_element): Likewise.
11773 (output_pending_init_elements): Pass origtype from init_node to
11774 output_init_element.
11775 (process_init_element): Pass origtype from c_expr to
11776 output_init_element.
11777 (c_finish_return): Add origtype parameter. Change all callers.
11778 * c-common.c (sync_resolve_size): Change params to VEC *. Change
11780 (sync_resolve_params): Likewise.
11781 (sync_resolve_return): Change params to first_param. Change caller.
11782 (resolve_overloaded_builtins): Change params to VEC *. Change
11783 callers. Save first parameter around call to build_function_call_vec.
11784 * c-decl.c (finish_decl): Add origtype parameter. Change all
11785 callers. Call build_function_call_vec rather than
11786 build_function_call for cleanup.
11787 * c-tree.h: Update declarations.
11788 * c-common.h: Update declarations.
11789 * stub-objc.c (objc_rewrite_function_call): Change parameter from
11790 params to first_param.
11791 * target.h (struct gcc_target): Change resolve_overloaded_builtin
11792 params parameter from tree to void *.
11793 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11794 Change arglist parameter to have type void *, and to be a pointer
11796 * config/rs6000/rs6000-protos.h
11797 (altivec_resolve_overloaded_builtin): Update declaration.
11798 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
11799 fnargs parameter to have type void *, and to be a pointer to a
11800 VEC. Call build_function_call_vec instead of
11801 build_function_call.
11802 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
11804 2009-04-20 Joey Ye <joey.ye@intel.com>
11805 Xuepeng Guo <xuepeng.guo@intel.com>
11806 H.J. Lu <hongjiu.lu@intel.com>
11808 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
11810 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
11811 (IX86_LEA_PRIORITY): Likewise.
11812 (distance_non_agu_define): New function.
11813 (distance_agu_use): Likewise.
11814 (ix86_lea_for_add_ok): Likewise.
11815 (ix86_dep_by_shift_count): Likewise.
11817 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
11818 should split for LEA.
11820 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
11822 (ix86_dep_by_shift_count): Likewise.
11824 2009-04-20 Richard Guenther <rguenther@suse.de>
11826 * expr.c (handled_component_p): Move ...
11827 * tree.h (handled_component_p): ... here.
11828 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
11829 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
11830 and REALPART_EXPR to be in one group.
11832 2009-04-20 Richard Guenther <rguenther@suse.de>
11834 * basic-block.h (get_all_dominated_blocks): Declare.
11835 * dominance.c (get_all_dominated_blocks): New function.
11836 * tree-cfg.c (get_all_dominated_blocks): Remove.
11837 (remove_edge_and_dominated_blocks): Adjust.
11838 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
11839 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
11840 instead of recursing.
11842 2009-04-20 Doug Kwan <dougkwan@google.com>
11844 * cgraph.h (cgraph_node_ptr): New type for vector functions.
11845 (struct cgraph_node_set_def): New type.
11846 (cgraph_node_set) New type. Also declare vector functions.
11847 (struct cgraph_node_set_element_def): New type.
11848 (cgraph_node_set_element): Ditto.
11849 (cgraph_node_set_iterator): New iterator type.
11850 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
11851 cgraph_node_set_remove, dump_cgraph_node_set,
11852 debug_cgraph_node_set): New prototypes.
11853 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
11854 cgraph_node_set_size): New inlines.
11855 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
11856 including cgraph.h.
11857 (struct ipa_opt_pass): Add struct cgraph_node_set_def
11858 argument to function 'write_summary'.
11859 * ipa.c: Include ggc.h.
11860 (hash_cgraph_node_set_element,
11861 eq_cgraph_node_set_element, cgraph_node_set_new,
11862 cgraph_node_set_add, cgraph_node_set_remove,
11863 cgraph_node_set_find, dump_cgraph_node_set,
11864 debug_cgraph_node_set): New functions.
11865 * Makefile.in (ipa.o): Add dependency on GGC_H.
11867 2009-04-20 Ira Rosen <irar@il.ibm.com>
11869 PR tree-optimization/39675
11870 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
11871 check of the return code of vect_schedule_slp. Check that
11872 stmt_vec_info still exists for the statement, before checking its
11873 vectorization type.
11875 2009-04-20 Michael Matz <matz@suse.de>
11877 * Makefile.in (generated_files): Take out $(simple_generated_c).
11879 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
11881 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
11882 (UINTPTR_TYPE): Likewise.
11884 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11887 * c-typeck.c (digest_init): Check for initializing an array with a
11890 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11893 * c-semantics.c (pop_stmt_list): Propagate
11894 STATEMENT_LIST_HAS_LABEL to parent statement list.
11896 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
11898 * config/mips/mips.h (mips_tune_attr): New macro.
11899 * config/mips/mips.md (cpu): Use it.
11901 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11904 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
11907 2009-04-19 Diego Novillo <dnovillo@google.com>
11909 * toplev.c (compile_file): Move call to coverage_finish ...
11910 * cgraphunit.c (ipa_passes): ... here.
11911 Call cgraph_process_new_functions.
11912 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
11913 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
11915 2009-04-19 Jan Hubicka <jh@suse.cz>
11917 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
11919 (dump_cgraph_node): Dump can throw external flag.
11920 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
11922 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11926 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
11927 * common.opt (Wlogical-op): Move from here...
11928 * c.opt (Wlogical-op): ... to here.
11929 * c-typeck.c (parser_build_binary_op): Update call to
11930 warn_logical_operator.
11931 * c-opts.c (c_common_post_options): Enable warn_logical_op with
11933 * c-common.c (warn_logical_op): Update.
11934 * c-common.h (warn_logical_op): Update declaration.
11936 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
11938 * tree.c (protected_set_expr_location): Fix formatting.
11940 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11943 * c-typeck.c (readonly_warning): new.
11944 (build_unary_op, build_modify_expr): Use readonly_warning for
11945 storing into something readonly but not const-qualified.
11947 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11950 * c-typeck.c (build_unary_op): Check for taking address of
11951 expression of type void.
11953 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11956 * c-typeck.c (build_function_call): Check for calling a function
11957 with qualified void return types. Call require_complete_type when
11960 2009-04-18 Jan Hubicka <jh@suse.cz>
11962 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
11964 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
11965 can_throw_external flag.
11966 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
11967 * ipa-pure-const.c (ignore_edge): New function.
11968 (propagate): Compute order for NOTHROW computation; set NOTHROWs
11969 only over can_throw_external edges.
11970 (local_pure_const): Add nothrow flag.
11971 * ipa-utils.c (searchc): Add ignore_edge callback.
11972 (ipa_utils_reduced_inorder): Add ignore_edge callback.
11973 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
11974 (set_nothrow_function_flags): Update cgraph.
11975 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
11977 2009-04-18 Richard Guenther <rguenther@suse.de>
11979 PR middle-end/39804
11980 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
11981 (fold_stmt): ... this and ...
11982 (fold_stmt_inplace): ... this.
11983 (fold_stmt_1): Fold references in calls and asms.
11984 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
11986 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11988 * tree-vrp.c (ssa_name_nonzero_p): Remove.
11989 * tree.h: Remove the prototype for ssa_name_nonzero_p.
11991 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11993 * tree.c (function_args_count): Remove.
11994 * tree.h: Remove the prototype for function_args_count.
11996 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11998 * tree-iterator.c (expr_only): Remove.
11999 * tree.h: Remove the prototype for expr_only.
12001 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12003 * reginfo.c (cannot_change_mode_set_regs): Remove.
12004 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
12006 2009-04-08 Anatoly Sokolov <aesok@post.ru>
12008 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
12009 whether operands 0 and 1 overlaps.
12011 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
12013 PR middle-end/36902
12014 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
12015 pointer. Use warning_at instead of warning.
12016 (search_for_addr_array): Likewise.
12017 (check_array_bounds): Likewise.
12018 (check_all_array_refs): Check that the incoming edge is not in the
12019 list of edges to be removed.
12020 (check_all_array_refs): Avoid the temporal pointer.
12021 (vrp_visit_cond_stmt): Fix typo.
12022 (simplify_switch_using_ranges): Handle the case where the switch
12023 index is an integer constant.
12025 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
12027 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
12029 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12031 * doc/extend.texi, doc/invoke.texi: Fix typos.
12033 2009-04-17 Cary Coutant <ccoutant@google.com>
12035 * tree-flow-inline.h (get_lineno): Fix inverted test.
12037 2009-04-17 Diego Novillo <dnovillo@google.com>
12039 * tree-ssa-pre.c (create_expression_by_pieces): Remove
12040 assertion for AVAIL_OUT.
12042 2009-04-17 Mike Frysinger <vapier@gentoo.org>
12045 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
12046 * config/sh/linux-atomic.asm: Likewise.
12048 2009-04-17 Diego Novillo <dnovillo@google.com>
12050 * except.c (debug_eh_tree): New.
12051 (struct eh_region, struct eh_status): Move ...
12052 * except.h: ... here.
12053 (add_type_for_runtime): Declare extern.
12054 (lookup_type_for_runtime): Likewise.
12055 (debug_eh_tree): Declare.
12056 * Makefile.in (GTFILES): List except.h before except.c
12058 2009-04-17 Diego Novillo <dnovillo@google.com>
12060 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
12061 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
12062 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
12063 (find_vars_r): ... here.
12064 * tree-flow.h (find_referenced_vars_in): Declare.
12065 * tree-ssa-pre.c (create_expression_by_pieces): Assert
12066 that AVAIL_OUT exists for BLOCK.
12067 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
12068 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
12069 (tree-parloops.o): Likewise.
12071 2009-04-17 Simon Baldwin <simonb@google.com>
12073 * toplev.c (default_tree_printer): Add handling for %E format.
12075 2009-04-17 Diego Novillo <dnovillo@google.com>
12077 * tree-pretty-print.c (dump_generic_node): Add break after
12078 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
12079 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
12080 FUNCTION_TYPE together. Call print_struct_decl when printing
12081 structures and TDF_SLIM is not given.
12082 (print_struct_decl): Fix logic for detecting recursion.
12084 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12087 * gcc.c (create_at_file): New.
12088 (compile_input_file_p): New.
12089 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
12090 * main.c (main): Update call to toplev_main.
12091 * toplev.c (toplev_main): Change signature. Call expandargv.
12092 * toplev.h (toplev_main): Change signature.
12094 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12096 * dwarf2out.c (field_byte_offset): Use the type size as the field size
12097 if the latter is not constant.
12099 2009-04-17 David Edelsohn <edelsohn@gnu.org>
12101 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
12103 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12105 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
12106 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
12108 2009-04-17 Richard Guenther <rguenther@suse.de>
12110 * tree-ssa-structalias.c (get_constraint_for_component_ref):
12111 Handle component references view-converting an invariant address.
12113 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
12115 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
12116 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
12117 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
12118 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
12119 Use @deftypevr rather than @deftypevar.
12121 2009-04-17 Richard Guenther <rguenther@suse.de>
12123 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
12124 (get_prop_source_stmt): Likewise.
12125 (can_propagate_from): Likewise.
12127 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
12129 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
12130 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
12131 (--with-multilib-list): Add default value.
12132 * configure: Regenerate.
12133 * Makefile.in (TM_ENDIAN_CONFIG): Define.
12134 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
12135 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
12136 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
12137 Don't add default cpu to multilib list unnecessarily, but do enable
12138 the relevant compiler option..
12139 Add support for --with-multilib-list=<blank> and
12140 --with-multilib-list=!<somelib> to supress unwanted multilibs.
12141 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
12142 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
12143 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
12144 TM_MULTILIB_CONFIG.
12145 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
12146 (MULTILIB_OSDIRNAMES): New variable.
12147 * config/sh/t-1e: Delete file.
12148 * config/sh/t-mlib-sh1: Delete file.
12149 * config/sh/t-mlib-sh2: Delete file.
12150 * config/sh/t-mlib-sh2a: Delete file.
12151 * config/sh/t-mlib-sh2a-nofpu: Delete file.
12152 * config/sh/t-mlib-sh2a-single: Delete file.
12153 * config/sh/t-mlib-sh2a-single-only: Delete file.
12154 * config/sh/t-mlib-sh2e: Delete file.
12155 * config/sh/t-mlib-sh3e: Delete file.
12156 * config/sh/t-mlib-sh4: Delete file.
12157 * config/sh/t-mlib-sh4-nofpu: Delete file.
12158 * config/sh/t-mlib-sh4-single: Delete file.
12159 * config/sh/t-mlib-sh4-single-only: Delete file.
12160 * config/sh/t-mlib-sh4a: Delete file.
12161 * config/sh/t-mlib-sh4a-nofpu: Delete file.
12162 * config/sh/t-mlib-sh4a-single: Delete file.
12163 * config/sh/t-mlib-sh4a-single-only: Delete file.
12164 * config/sh/t-mlib-sh4al: Delete file.
12165 * config/sh/t-mlib-sh5-32media: Delete file.
12166 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
12167 * config/sh/t-mlib-sh5-64media: Delete file.
12168 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
12169 * config/sh/t-mlib-sh5-compact: Delete file.
12170 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
12171 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
12172 * doc/install.texi (Options specification): Add
12173 --with-multilib-list and --with-endian.
12175 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12177 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
12179 (OBJS-common): Add plugin-version.o.
12180 (plugin-version.o): New.
12181 * gcc-plugin.h (plugin_gcc_version): New.
12182 (plugin_default_version_check): New.
12183 (plugin_init_func, plugin_init): Add version argument.
12184 * plugin-version.c: New.
12185 * plugin.c (str_plugin_gcc_version_name): New.
12186 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
12187 pass it to the init function.
12188 (plugin_default_version_check): New.
12190 2009-04-17 Richard Guenther <rguenther@suse.de>
12192 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
12193 for decl-vs-decl disambiguation.
12195 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
12197 * config/s390/s390.h (s390_tune_attr): New macro definition.
12198 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
12200 2009-04-17 Richard Guenther <rguenther@suse.de>
12202 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
12203 (fold_stmt_r): Likewise.
12204 (maybe_fold_reference): New function.
12205 (fold_gimple_assign): Handle cases fold_stmt_r did.
12206 (fold_stmt): Do not use fold_stmt_r.
12207 (fold_stmt_inplace): Likewise.
12209 2009-04-17 Richard Guenther <rguenther@suse.de>
12211 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
12212 (record_equivalences_from_stmt): Remove useless checks and
12214 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
12215 the type is already suitable.
12217 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
12219 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
12221 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
12223 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
12224 (CMPtype): Define as __gcc_CMPtype.
12226 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
12228 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
12229 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
12231 2009-04-17 Richard Guenther <rguenther@suse.de>
12233 PR tree-optimization/39746
12234 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
12235 special-casing for builtins and static variable use/def.
12236 (call_may_clobber_ref_p_1): Likewise.
12238 2009-04-16 Ian Lance Taylor <iant@google.com>
12240 * df.h: Include "timevar.h".
12241 (struct df_problem): Change tv_id field to timevar_id_t.
12242 * tree-pass.h: Include "timevar.h".
12243 (struct opt_pass): Change tv_id field to timevar_id_t.
12244 * timevar.h (timevar_id_t): Define TV_NONE.
12245 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
12246 TV_NONE rather than tv_id != 0.
12247 (execute_one_pass): Likewise.
12248 * Makefile.in (DF_H): Add $(TIMEVAR_H).
12249 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
12250 dependencies to $(TREE_PASS_H).
12251 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
12253 (pass_branch_target_load_optimize2): Likewise.
12254 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
12255 (pass_outof_cfg_layout_mode): Likewise.
12256 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
12257 (pass_rebuild_cgraph_edges): Likewise.
12258 (pass_remove_cgraph_callee_edges): Likewise.
12259 * df-core.c (pass_df_initialize_opt): Likewise.
12260 (pass_df_initialize_no_opt): Likewise.
12261 (pass_df_finish): Likewise.
12262 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
12263 * except.c (pass_set_nothrow_function_flags): Likewise.
12264 (pass_convert_to_eh_region_ranges): Likewise.
12265 * final.c (pass_compute_alignments): Likewise.
12266 * function.c (pass_instantiate_virtual_regs): Likewise.
12267 (pass_init_function): Likewise.
12268 (pass_leaf_regs): Likewise.
12269 (pass_match_asm_constraints): Likewise.
12270 * gimple-low.c (pass_lower_cf): Likewise.
12271 (pass_mark_used_blocks): Likewise.
12272 * init-regs.c (pass_initialize_regs): Likewise.
12273 * integrate.c (pass_initial_value_sets): Likewise.
12274 * ira.c (pass_ira): Likewise.
12275 * jump.c (pass_cleanup_barriers): Likewise.
12276 * omp-low.c (pass_expand_omp): Likewise.
12277 (pass_lower_omp): Likewise.
12278 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
12279 * recog.c (pass_split_all_insns): Likewise.
12280 (pass_split_after_reload): Likewise.
12281 (pass_split_before_regstack): Likewise.
12282 (pass_split_before_sched2): Likewise.
12283 (pass_split_for_shorten_branches): Likewise.
12284 * reginfo.c (pass_reginfo_init): Likewise.
12285 (pass_subregs_of_mode_init): Likewise.
12286 (pass_subregs_of_mode_finish): Likewise.
12287 * passes.c (pass_postreload): Likewise.
12288 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
12289 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
12290 (pass_warn_function_return): Likewise.
12291 (pass_warn_function_noreturn): Likewise.
12292 * tree-complex.c (pass_lower_complex): Likewise.
12293 (pass_lower_complex_O0): Likewise.
12294 * tree-if-conv.c (pass_if_conversion): Likewise.
12295 * tree-into-ssa.c (pass_build_ssa): Likewise.
12296 * tree-mudflap.c (pass_mudflap_1): Likewise.
12297 (pass_mudflap_2): Likewise.
12298 * tree-nomudflap.c (pass_mudflap_1): Likewise.
12299 (pass_mudflap_2): Likewise.
12300 * tree-nrv.c (pass_return_slot): Likewise.
12301 * tree-object-size.c (pass_object_sizes): Likewise.
12302 * tree-optimize.c (pass_all_optimizations): Likewise.
12303 (pass_early_local_passes): Likewise.
12304 (pass_all_early_optimizations): Likewise.
12305 (pass_cleanup_cfg): Likewise.
12306 (pass_cleanup_cfg_post_optimizing): Likewise.
12307 (pass_free_datastructures): Likewise.
12308 (pass_free_cfg_annotations): Likewise.
12309 (pass_fixup_cfg): Likewise.
12310 (pass_init_datastructures): Likewise.
12311 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
12312 (pass_late_warn_uninitialized): Likewise.
12313 (pass_update_address_taken): Likewise.
12314 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
12315 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
12316 (pass_cse_sincos): Likewise.
12317 (pass_convert_to_rsqrt): Likewise.
12318 * tree-ssa-structalias.c (pass_build_alias): Likewise.
12319 * tree-stdarg.c (pass_stdarg): Likewise.
12320 * tree-tailcall.c (pass_tail_recursion): Likewise.
12321 (pass_tail_calls): Likewise.
12322 * tree-vect-generic.c (pass_lower_vector): Likewise.
12323 (pass_lower_vector_ssa): Likewise.
12324 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
12326 2009-04-16 Joseph Myers <joseph@codesourcery.com>
12328 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
12330 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
12332 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
12333 logical and signext.
12335 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
12338 * config/sh/predicates.md (arith_operand): Check if the operand
12339 of TRUNCATE is a REG.
12341 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12343 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12344 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12346 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12348 * tree-iterator.c (tsi_split_statement_list_after,
12349 tsi_split_statement_list_before): Remove.
12350 * tree-iterator.h: Remove the prototypes for
12351 tsi_split_statement_list_after and tsi_split_statement_list_before.
12353 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12355 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
12356 * tree-ssa-propagate.h: Remove the prototype for
12357 stmt_makes_single_load.
12359 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12361 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
12362 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
12364 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12366 * tree-iterator.c (EXPR_LAST_BODY): Remove.
12368 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12370 * except.c (eh_region_outer_p): Remove.
12371 * except.h: Remove the prototype for eh_region_outer_p.
12373 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12375 * function.c (current_function_assembler_name): Remove.
12376 * function.h: Remove the prototype for
12377 current_function_assembler_name.
12379 2009-04-16 Ian Lance Taylor <iant@google.com>
12381 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
12382 (add_reg_note): Call alloc_reg_note.
12383 * rtl.h (alloc_reg_note): Declare.
12384 * combine.c (try_combine): Use alloc_reg_note.
12385 (recog_for_combine, move_deaths): Likewise.
12386 (distribute_notes): Use alloc_reg_note and add_reg_note.
12387 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
12388 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
12389 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
12391 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
12393 PR rtl-optimization/39762
12394 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
12395 ira_may_move_out_cost): Add comments about way of their usage.
12396 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
12398 * ira-conflicts.c (process_regs_for_copy): Use function
12399 ira_get_register_move_cost instead of global
12400 ira_register_move_cost.
12402 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
12403 color_pass, move_spill_restore, update_curr_costs): Ditto.
12405 * ira-lives.c (process_single_reg_class_operands): Ditto.
12407 * ira-emit.c (emit_move_list): Ditto.
12409 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
12410 (record_reg_classes): Ditto. Use functions
12411 ira_get_register_move_cost and ira_get_may_move_cost instead of
12412 global vars ira_register_move_cost, ira_may_move_out_cost and
12413 ira_may_move_in_cost.
12414 (record_address_regs): Don't call ira_init_register_move_cost.
12415 Use function ira_get_may_move_cost instead of global
12416 ira_may_move_in_cost.
12417 (process_bb_node_for_hard_reg_moves): Use function
12418 ira_get_register_move_cost instead of global ira_register_move_cost.
12419 (ira_costs): Don't call ira_init_register_move_cost.
12421 2009-04-16 Richard Guenther <rguenther@suse.de>
12423 * tree-cfg.c (verify_gimple_assign_binary):
12424 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
12425 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
12426 (create_general_new_stmt): Note that this function is broken.
12428 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12430 * common.opt (fhelp): Add Var(help_flag).
12431 * gcc-plugin.h (plugin_info): Add help.
12432 * plugin.c (plugin_name_args): Add help.
12433 (register_plugin_info): Set plugin->help.
12434 (print_help_one_plugin): New.
12435 (print_plugins_help): New.
12436 * plugin.h (print_plugins_help): New.
12437 * toplev.c (toplev_main): Call print_plugins_help if needed.
12439 2009-04-16 Richard Guenther <rguenther@suse.de>
12441 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
12442 (gimple_ior_addresses_taken_1): New function.
12443 (gimple_ior_addresses_taken): Likewise.
12444 * gimple.h (struct gimple_statement_with_ops_base): Remove
12445 addresses_taken member.
12446 (gimple_ior_addresses_taken): Declare.
12447 (gimple_addresses_taken, gimple_addresses_taken_ptr,
12448 gimple_set_addresses_taken): Remove.
12449 * ipa-reference.c (mark_address): New function.
12450 (scan_stmt_for_static_refs): Use it for marking addresses taken.
12451 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
12452 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
12453 (gimple_add_to_addresses_taken): Remove.
12454 (get_tmr_operands): Call mark_address_taken.
12455 (get_asm_expr_operands): Likewise.
12456 (get_expr_operands): Likewise.
12457 (build_ssa_operands): Do not clear the addresses_taken bitmap.
12458 (free_stmt_operands): Do not free it.
12459 * tree-ssa.c (delete_tree_ssa): Likewise.
12460 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
12462 2009-04-16 Richard Guenther <rguenther@suse.de>
12464 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
12465 (walk_stmt_load_store_ops): Likewise.
12466 * gimple.c (get_base_loadstore): New function.
12467 (walk_stmt_load_store_addr_ops): Likewise.
12468 (walk_stmt_load_store_ops): Likewise.
12469 * ipa-pure-const.c (check_op): Simplify.
12470 (check_load, check_store): New functions.
12471 (check_stmt): Use walk_stmt_load_store_ops.
12472 * ipa-reference.c (mark_load): Adjust signature.
12473 (mark_store): Likewise.
12474 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
12476 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12478 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
12479 (plugin_info): New.
12480 * opts.c (common_handle_option): Don't call print_version.
12481 * plugin.c (plugin_name_args): Add version.
12482 (register_plugin_info): New.
12483 (register_callback): Handle PLUGIN_INFO.
12484 (try_init_one_plugin): New.
12485 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
12487 (finalize_one_plugin): New.
12488 (finalize_plugins): New.
12489 (print_one_plugin): New.
12490 (print_plugins_versions): New.
12491 * plugin.h (print_plugins_versions): New.
12492 (finalize_plugins): New.
12493 * toplev.c (compile_file): Don't call initialize_plugins.
12494 (print_version): Call print_plugins_versions.
12495 (toplev_main): Call initialize_plugins. Print version if needed.
12496 Call finalize_plugins.
12498 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12500 * common.opt (fversion): New.
12501 * gcc.c (print_version): New.
12502 (process_command): Don't print the version. Just set print_version.
12503 (main): Print version. Call subprocesses if print_version and
12504 verbose_flag are set.
12505 * opts.c (common_handle_option): Handle OPT_fversion.
12507 2009-04-16 Richard Guenther <rguenther@suse.de>
12508 Ira Rosen <irar@il.ibm.com>
12510 PR tree-optimization/39698
12511 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
12512 type of the reduction variable. Only generate the def if
12515 * omp-low.c (expand_omp_for_generic): When converting to a pointer
12516 make sure to first convert to an integer of the same precision.
12517 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
12518 the type of the evolution correctly in computing the new
12519 induction variable base.
12521 2009-04-16 Richard Guenther <rguenther@suse.de>
12523 PR middle-end/39625
12524 * tree-cfg.c (make_blocks): Split statements with to-be
12525 abnormal SSA names on the lhs.
12527 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
12529 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
12530 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
12531 * c-typeck.c (really_start_incremental_init): Likewise.
12532 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
12533 (TARGET_INITIALIZER): Remove it.
12534 * target.h (struct target): Remove vector_opaque_p.
12535 * tree.c (build_opaque_vector_type): New.
12536 * tree.h (TYPE_VECTOR_OPAQUE): New.
12537 (build_opaque_vector_type): Declare.
12538 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
12539 * config/rs6000/rs6000.c (build_opaque_vector_type,
12540 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
12541 (rs6000_init_builtins): Use build_opaque_vector_type for
12542 opaque_V4SI_type_node.
12544 2009-04-15 Catherine Moore <clm@codesourcery.com>
12546 * debug.h (set_name): Declare.
12547 * dwarf2out.c (dwarf2out_set_name): Declare.
12548 (dwarf2_debug_hooks): Add set_name.
12549 (find_AT_string): New.
12550 (add_AT_string): Call find_AT_string.
12551 (dwarf2out_set_name): New.
12552 * cp/decl.c (grokdeclarator): Call set_name.
12553 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
12554 * debug.c (do_nothing_debug_hooks): Likewise.
12555 * dbxout.c (dbx_debug_hooks): Likewise.
12556 * sdbout.c (sdb_debug_hooks): Likewise.
12558 2009-04-15 Michael Eager <eager@eagercon.com>
12560 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
12561 reg for single-precision FPU.
12562 * config/rs6000/rs6000.md (movsi_internal1): Only for
12563 !TARGET_SINGLE_FPU.
12564 (movsi_internal1_single): New. Add pattern to move SI values to/from
12565 single-precision FP regs.
12567 2009-04-15 Richard Guenther <rguenther@suse.de>
12569 * omp-low.c (lower_rec_input_clauses): Build correct address
12571 (expand_omp_for_generic): Fix multiplication type.
12572 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
12573 (generate_memset_zero): Fix types.
12574 * tree-profile.c (prepare_instrumented_value): Correctly
12577 2009-04-15 Ian Lance Taylor <iant@google.com>
12579 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
12580 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
12581 for -Wall and for -Wc++-compat.
12582 (c_common_post_options): For C++, set warn_enum_compare if not
12584 * c-tree.h (struct c_expr): Add field original_type.
12585 (build_external_ref): Update declaration.
12586 * c-parser.c (c_parser_braced_init): Set original_type.
12587 (c_parser_initelt): Likewise.
12588 (c_parser_expr_no_commas): Likewise.
12589 (c_parser_conditional_expression): Likewise.
12590 (c_parser_cast_expression): Likewise.
12591 (c_parser_unary_expression): Likewise. Pull setting of
12592 original_code to top of function.
12593 (c_parser_sizeof_expression): Set original_type.
12594 (c_parser_alignof_expression): Likewise.
12595 (c_parser_postfix_expression): Likewise. Pull setting of
12596 original_code to top of function.
12597 (c_parser_postfix_expression_after_paren_type): Set original_type.
12598 (c_parser_postfix_expression_after_primary): Likewise.
12599 (c_parser_expression): Likewise.
12600 * c-typeck.c (build_external_ref): Add type parameter. Change all
12602 (c_expr_sizeof_expr): Set original_type field.
12603 (parser_build_unary_op): Likewise.
12604 (parser_build_binary_op): Likewise. Optionally warn about
12605 comparisons of enums of different types.
12606 (digest_init): Set original_type field.
12607 (really_start_incremental_init): Likewise.
12608 (push_init_level, pop_init_level): Likewise.
12609 * doc/invoke.texi (Warning Options): -Wenum-compare now
12612 2009-04-15 Richard Guenther <rguenther@suse.de>
12614 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
12615 out a necessary conversion.
12616 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
12617 names we didn't value number.
12618 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
12620 2009-04-15 Richard Guenther <rguenther@suse.de>
12622 PR tree-optimization/39764
12623 * tree-ssa-ccp.c (get_value): Canonicalize value with
12624 canonicalize_float_value.
12626 2009-04-15 Jan Hubicka <jh@suse.cz>
12628 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
12629 Wrong version of patch.
12631 2009-04-15 Jan Hubicka <jh@suse.cz>
12633 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
12635 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
12637 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
12638 our distinct integral and vector types.
12640 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
12642 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
12643 * init.c (build_vtbl_address): Remove call to assemble_external.
12645 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
12647 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
12648 output for other floating point modes.
12650 2009-04-14 Diego Novillo <dnovillo@google.com>
12652 * diagnostic.c (diagnostic_report_diagnostic): Do not
12653 warn about loaded plugins for DK_ERROR and DK_WARNING.
12654 * c-decl.c (declspecs_add_type): Move call to
12655 invoke_plugin_callbacks ...
12656 * c-parser.c (c_parser_declspecs): ... here.
12657 * plugin.c (dump_active_plugins): Tidy output.
12659 2009-04-14 Diego Novillo <dnovillo@google.com>
12660 Le-Chun Wu <lcwu@google.com>
12662 * configure.ac: Add --enable-plugin support.
12663 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
12664 * Makefile.in (PLUGIN_H): Define.
12665 Export ENABLE_PLUGIN and GMPINC to site.exp.
12666 Add PLUGINLIBS to link command.
12667 Add/modify dependencies for plugin.o and files including plugin.h.
12669 * config.in: Regenerate.
12671 * opts.c (common_handle_option): Handle OPT_fplugin_ and
12674 2009-04-14 Le-Chun Wu <lcwu@google.com>
12676 * tree-pass.h (register_one_dump_file): Add a prototype for
12677 register_one_dump_file.
12678 * toplev.c (compile_file): Call initialize_plugins.
12679 (do_compile): Call invoke_plugin_callbacks.
12680 (toplev_main): Call invoke_plugin_callbacks.
12681 * common.opt: Add -fplugin= and -fplugin-arg-.
12682 * gcc-plugin.h: New public header file for plugins to include.
12683 * plugin.c: New source file.
12684 * plugin.h: New internal header file.
12685 * passes.c (register_one_dump_file): Make it external.
12687 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
12689 2009-04-14 Diego Novillo <dnovillo@google.com>
12691 * doc/plugins.texi: New.
12692 * doc/gccint.texi: Add reference to Plugins chapter.
12693 * doc/invoke.texi: Document -fplugin and -fplugin-arg
12694 * diagnostic.c (diagnostic_report_diagnostic): Warn about
12695 loaded plugins, if any.
12696 * timevar.def (TV_PLUGIN_INIT): Define.
12697 (TV_PLUGIN_RUN): Define.
12698 * plugin.c: Include timevar.h
12699 (plugins_active_p): New.
12700 (dump_active_plugins): New.
12701 (debug_active_plugins): New.
12703 2009-04-14 Joseph Myers <joseph@codesourcery.com>
12705 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
12707 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
12709 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
12711 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
12712 the same as a minus without a shift.
12714 2009-04-14 Nick Clifton <nickc@redhat.com>
12716 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
12717 comparisons with small integers will always produce a short
12720 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
12723 2008-12-19 Diego Novillo <dnovillo@google.com>
12725 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
12727 2009-04-14 Richard Guenther <rguenther@suse.de>
12729 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
12731 (verify_gimple_assign_binary): Likewise. Handle shifts and
12733 (verify_gimple_phi): Print the mismatched argument position.
12734 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12736 (vect_update_init_of_dr): Likewise.
12737 * matrix-reorg.c (transform_access_sites): Do what the
12739 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
12741 2009-04-13 Michael Eager <eager@eagercon.com>
12743 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
12744 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
12745 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
12746 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
12747 remove duplicate config
12749 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12751 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
12752 file_name:line_number type locator of the call site.
12754 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
12756 * genautomata.c: Put blank after comma.
12757 (automaton_decls): New.
12758 (struct unit_usage): Add comments to member next.
12759 (store_alt_unit_usage): Keep the list ordered.
12760 (unit_present_on_list_p, equal_alternatives_p): New.
12761 (check_regexp_units_distribution): Check units distribution
12762 correctness correctly.
12763 (main): Don't write automata if error is found. Return correct
12766 * config/m68k/cf.md (cfv4_ds): Remove.
12767 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
12768 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
12770 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
12771 power4-load-ext, power4-store, power4-store-update,
12772 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
12773 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
12774 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
12775 power4-sqrt, power4-isync): Modify reservation to make correct
12776 unit distribution to automata.
12778 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
12779 power5-store-update, power5-two, power5-three, power5-lmul,
12780 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
12782 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
12784 * except.c (pass_set_nothrow_function_flags): Set name and add
12786 (set_nothrow_function_flags): Mention in the dump file when
12787 changing a function to nothrow.
12789 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
12792 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
12793 instead of unsigned long.
12795 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12797 * config/arm/arm.c (return_used_this_function): Remove.
12798 (arm_output_function_prologue): Remove use of
12799 return_used_this_function.
12800 (output_return_instruction): Replace use of
12801 return_used_this_function
12802 by cfun->machine->return_used_this_function.
12803 (arm_output_epilogue): Likewise.
12804 (arm_output_function_epilogue): Likewise.
12805 (thumb_unexpanded_epilogue): Likewise.
12806 * config/arm/arm.h (struct machine_function):
12807 New member return_used_this_function.
12809 2009-04-12 Mark Mitchell <mark@codesourcery.com>
12811 * doc/install.texi: Correct description of default directory for
12812 --with-gxx-include-dir.
12814 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
12816 * fold-const.c (build_range_check): Properly deal with enumeral and
12817 boolean base types.
12819 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
12821 * doc/invoke.texi (max_gcse_passes): Remove documentation.
12822 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
12823 * params.h (MAX_GCSE_PASSES): Remove.
12824 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
12825 in sequence. Remove ability to run multiple passes.
12826 (bypass_jumps): Report run as third CPROP pass.
12828 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
12830 PR middle-end/39651
12831 * except.c (can_throw_external): Look at each insn in a SEQUENCE
12832 when deciding whether the whole SEQUENCE can throw.
12834 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
12837 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
12838 offseted label references.
12840 2009-04-11 Jan Hubicka <jh@suse.cz>
12842 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
12844 2009-04-11 Richard Guenther <rguenther@suse.de>
12846 PR middle-end/39732
12847 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
12848 return variables as TREE_ADDRESSABLE.
12850 2009-04-11 Richard Guenther <rguenther@suse.de>
12852 PR tree-optimization/39713
12853 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
12854 reference trees have SSA_NAME operands.
12856 2009-04-11 Richard Guenther <rguenther@suse.de>
12859 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
12860 address expressions.
12862 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
12864 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
12865 match changes in Cygwin 1.7
12866 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
12867 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
12869 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12871 PR tree-optimization/39701
12872 * doc/invoke.texi (Optimization Options): Document change in
12873 meaning and initialization of -fdelete-null-pointer-checks.
12875 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12877 PR middle-end/39701
12878 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
12880 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
12883 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
12885 2009-04-10 Chao-ying Fu <fu@mips.com>
12887 * doc/tm.texi (Instruction Output): Document
12888 TARGET_ASM_FINAL_POSTSCAN_INSN.
12889 * target.h (final_postscan_insn): New field in asm_out.
12890 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12891 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
12892 * final.c (final_scan_insn): Call
12893 targetm.asm_out.final_postscan_insn after outputting
12894 an asm macro and a normal instruction.
12896 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
12897 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
12898 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
12899 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
12900 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12902 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12904 PR middle-end/39701
12905 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
12906 variables as non-NULL even with -fdelete-null-pointer-checks.
12908 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12910 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
12912 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
12915 * config/i386/i386.c (classify_argument): Handle SCmode with
12916 (bit_offset % 64) != 0.
12918 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
12920 * doc/invoke.texi (Optimize Options): Add cross-reference to
12921 -Q --help=optimizers examples.
12923 2009-04-10 Ben Elliston <bje@au.ibm.com>
12926 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
12927 regalign for the reg == fpr and TDmode case.
12929 2009-04-09 David Ayers <ayers@fsfe.org>
12932 * objc/objc-act.c (warn_with_method): Remove helper function.
12933 (check_duplicates): Call warning and inform directly.
12934 (really_start_method): Likewise.
12936 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12938 * expmed.c (expand_divmod): Always use a comparison for a division
12939 by a large unsigned integer.
12941 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
12942 for things others than variables or functions as nonzero.
12944 2009-04-09 Nick Clifton <nickc@redhat.com>
12946 * unwind-compat.c: Change copyright header to refer to version
12947 3 of the GNU General Public License with version 3.1 of the
12948 GCC Runtime Library Exception and to point readers at the
12949 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
12950 * config/alpha/crtfastmath.c: Likewise.
12951 * config/alpha/linux-unwind.h: Likewise.
12952 * config/alpha/qrnnd.asm: Likewise.
12953 * config/alpha/vms-crt0-64.c: Likewise.
12954 * config/alpha/vms-crt0.c: Likewise.
12955 * config/alpha/vms-dwarf2.asm: Likewise.
12956 * config/alpha/vms-dwarf2eh.asm: Likewise.
12957 * config/alpha/vms-psxcrt0-64.c: Likewise.
12958 * config/alpha/vms-psxcrt0.c: Likewise.
12959 * config/alpha/vms_tramp.asm: Likewise.
12960 * config/arc/initfini.c: Likewise.
12961 * config/arc/lib1funcs.asm: Likewise.
12962 * config/arm/bpabi-v6m.S: Likewise.
12963 * config/arm/bpabi.S: Likewise.
12964 * config/arm/bpabi.c: Likewise.
12965 * config/arm/crti.asm: Likewise.
12966 * config/arm/crtn.asm: Likewise.
12967 * config/arm/ieee754-df.S: Likewise.
12968 * config/arm/ieee754-sf.S: Likewise.
12969 * config/arm/lib1funcs.asm: Likewise.
12970 * config/arm/libunwind.S: Likewise.
12971 * config/arm/linux-atomic.c: Likewise.
12972 * config/arm/mmintrin.h: Likewise.
12973 * config/arm/pr-support.c: Likewise.
12974 * config/arm/unaligned-funcs.c: Likewise.
12975 * config/arm/unwind-arm.c: Likewise.
12976 * config/arm/unwind-arm.h: Likewise.
12977 * config/avr/libgcc.S: Likewise.
12978 * config/bfin/crti.s: Likewise.
12979 * config/bfin/crtlibid.s: Likewise.
12980 * config/bfin/crtn.s: Likewise.
12981 * config/bfin/lib1funcs.asm: Likewise.
12982 * config/bfin/linux-unwind.h: Likewise.
12983 * config/cris/arit.c: Likewise.
12984 * config/cris/cris_abi_symbol.c: Likewise.
12985 * config/darwin-64.c: Likewise.
12986 * config/darwin-crt2.c: Likewise.
12987 * config/darwin-crt3.c: Likewise.
12988 * config/darwin.h: Likewise.
12989 * config/dbxelf.h: Likewise.
12990 * config/dfp-bit.c: Likewise.
12991 * config/dfp-bit.h: Likewise.
12992 * config/elfos.h: Likewise.
12993 * config/fixed-bit.c: Likewise.
12994 * config/fixed-bit.h: Likewise.
12995 * config/fp-bit.c: Likewise.
12996 * config/fp-bit.h: Likewise.
12997 * config/fr30/crti.asm: Likewise.
12998 * config/fr30/crtn.asm: Likewise.
12999 * config/fr30/lib1funcs.asm: Likewise.
13000 * config/freebsd-spec.h: Likewise.
13001 * config/frv/cmovd.c: Likewise.
13002 * config/frv/cmovh.c: Likewise.
13003 * config/frv/cmovw.c: Likewise.
13004 * config/frv/frvbegin.c: Likewise.
13005 * config/frv/frvend.c: Likewise.
13006 * config/frv/lib1funcs.asm: Likewise.
13007 * config/glibc-stdint.h: Likewise.
13008 * config/h8300/clzhi2.c: Likewise.
13009 * config/h8300/crti.asm: Likewise.
13010 * config/h8300/crtn.asm: Likewise.
13011 * config/h8300/ctzhi2.c: Likewise.
13012 * config/h8300/fixunssfsi.c: Likewise.
13013 * config/h8300/lib1funcs.asm: Likewise.
13014 * config/h8300/parityhi2.c: Likewise.
13015 * config/h8300/popcounthi2.c: Likewise.
13016 * config/i386/ammintrin.h: Likewise.
13017 * config/i386/att.h: Likewise.
13018 * config/i386/avxintrin.h: Likewise.
13019 * config/i386/biarch64.h: Likewise.
13020 * config/i386/bmmintrin.h: Likewise.
13021 * config/i386/cpuid.h: Likewise.
13022 * config/i386/cross-stdarg.h: Likewise.
13023 * config/i386/crtfastmath.c: Likewise.
13024 * config/i386/crtprec.c: Likewise.
13025 * config/i386/cygming-crtbegin.c: Likewise.
13026 * config/i386/cygming-crtend.c: Likewise.
13027 * config/i386/cygwin.asm: Likewise.
13028 * config/i386/emmintrin.h: Likewise.
13029 * config/i386/gmm_malloc.h: Likewise.
13030 * config/i386/gthr-win32.c: Likewise.
13031 * config/i386/i386.h: Likewise.
13032 * config/i386/immintrin.h: Likewise.
13033 * config/i386/linux-unwind.h: Likewise.
13034 * config/i386/linux64.h: Likewise.
13035 * config/i386/mm3dnow.h: Likewise.
13036 * config/i386/mmintrin-common.h: Likewise.
13037 * config/i386/mmintrin.h: Likewise.
13038 * config/i386/nmmintrin.h: Likewise.
13039 * config/i386/pmm_malloc.h: Likewise.
13040 * config/i386/pmmintrin.h: Likewise.
13041 * config/i386/smmintrin.h: Likewise.
13042 * config/i386/sol2-c1.asm: Likewise.
13043 * config/i386/sol2-ci.asm: Likewise.
13044 * config/i386/sol2-cn.asm: Likewise.
13045 * config/i386/sol2-gc1.asm: Likewise.
13046 * config/i386/tmmintrin.h: Likewise.
13047 * config/i386/unix.h: Likewise.
13048 * config/i386/w32-unwind.h: Likewise.
13049 * config/i386/wmmintrin.h: Likewise.
13050 * config/i386/x86-64.h: Likewise.
13051 * config/i386/x86intrin.h: Likewise.
13052 * config/i386/xmmintrin.h: Likewise.
13053 * config/ia64/crtbegin.asm: Likewise.
13054 * config/ia64/crtend.asm: Likewise.
13055 * config/ia64/crtfastmath.c: Likewise.
13056 * config/ia64/crti.asm: Likewise.
13057 * config/ia64/crtn.asm: Likewise.
13058 * config/ia64/fde-glibc.c: Likewise.
13059 * config/ia64/lib1funcs.asm: Likewise.
13060 * config/ia64/linux-unwind.h: Likewise.
13061 * config/ia64/quadlib.c: Likewise.
13062 * config/ia64/unwind-ia64.c: Likewise.
13063 * config/linux.h: Likewise.
13064 * config/m32c/m32c-lib1.S: Likewise.
13065 * config/m32c/m32c-lib2-trapv.c: Likewise.
13066 * config/m32c/m32c-lib2.c: Likewise.
13067 * config/m32r/initfini.c: Likewise.
13068 * config/m68hc11/larith.asm: Likewise.
13069 * config/m68hc11/m68hc11-crt0.S: Likewise.
13070 * config/m68k/cf.md: Likewise.
13071 * config/m68k/crti.s: Likewise.
13072 * config/m68k/crtn.s: Likewise.
13073 * config/m68k/lb1sf68.asm: Likewise.
13074 * config/m68k/linux-unwind.h: Likewise.
13075 * config/mcore/crti.asm: Likewise.
13076 * config/mcore/crtn.asm: Likewise.
13077 * config/mcore/lib1.asm: Likewise.
13078 * config/mips/linux-unwind.h: Likewise.
13079 * config/mips/loongson.h: Likewise.
13080 * config/mips/mips16.S: Likewise.
13081 * config/mmix/crti.asm: Likewise.
13082 * config/mmix/crtn.asm: Likewise.
13083 * config/pa/fptr.c: Likewise.
13084 * config/pa/hpux-unwind.h: Likewise.
13085 * config/pa/lib2funcs.asm: Likewise.
13086 * config/pa/linux-atomic.c: Likewise.
13087 * config/pa/linux-unwind.h: Likewise.
13088 * config/pa/milli64.S: Likewise.
13089 * config/pa/quadlib.c: Likewise.
13090 * config/pa/stublib.c: Likewise.
13091 * config/picochip/libgccExtras/adddi3.asm: Likewise.
13092 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
13093 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
13094 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
13095 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
13096 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
13097 * config/picochip/libgccExtras/divmod15.asm: Likewise.
13098 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
13099 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
13100 * config/picochip/libgccExtras/longjmp.asm: Likewise.
13101 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
13102 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
13103 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
13104 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
13105 * config/picochip/libgccExtras/setjmp.asm: Likewise.
13106 * config/picochip/libgccExtras/subdi3.asm: Likewise.
13107 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
13108 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
13109 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
13110 * config/rs6000/750cl.h: Likewise.
13111 * config/rs6000/altivec.h: Likewise.
13112 * config/rs6000/biarch64.h: Likewise.
13113 * config/rs6000/crtresfpr.asm: Likewise.
13114 * config/rs6000/crtresgpr.asm: Likewise.
13115 * config/rs6000/crtresxfpr.asm: Likewise.
13116 * config/rs6000/crtresxgpr.asm: Likewise.
13117 * config/rs6000/crtsavfpr.asm: Likewise.
13118 * config/rs6000/crtsavgpr.asm: Likewise.
13119 * config/rs6000/darwin-asm.h: Likewise.
13120 * config/rs6000/darwin-fallback.c: Likewise.
13121 * config/rs6000/darwin-fpsave.asm: Likewise.
13122 * config/rs6000/darwin-ldouble.c: Likewise.
13123 * config/rs6000/darwin-tramp.asm: Likewise.
13124 * config/rs6000/darwin-unwind.h: Likewise.
13125 * config/rs6000/darwin-vecsave.asm: Likewise.
13126 * config/rs6000/darwin-world.asm: Likewise.
13127 * config/rs6000/e500crtres32gpr.asm: Likewise.
13128 * config/rs6000/e500crtres64gpr.asm: Likewise.
13129 * config/rs6000/e500crtres64gprctr.asm: Likewise.
13130 * config/rs6000/e500crtrest32gpr.asm: Likewise.
13131 * config/rs6000/e500crtrest64gpr.asm: Likewise.
13132 * config/rs6000/e500crtresx32gpr.asm: Likewise.
13133 * config/rs6000/e500crtresx64gpr.asm: Likewise.
13134 * config/rs6000/e500crtsav32gpr.asm: Likewise.
13135 * config/rs6000/e500crtsav64gpr.asm: Likewise.
13136 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
13137 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
13138 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
13139 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
13140 * config/rs6000/eabi-ci.asm: Likewise.
13141 * config/rs6000/eabi-cn.asm: Likewise.
13142 * config/rs6000/eabi.asm: Likewise.
13143 * config/rs6000/linux-unwind.h: Likewise.
13144 * config/rs6000/linux64.h: Likewise.
13145 * config/rs6000/paired.h: Likewise.
13146 * config/rs6000/paired.md: Likewise.
13147 * config/rs6000/ppc64-fp.c: Likewise.
13148 * config/rs6000/ppu_intrinsics.h: Likewise.
13149 * config/rs6000/rs6000.h: Likewise.
13150 * config/rs6000/si2vmx.h: Likewise.
13151 * config/rs6000/sol-ci.asm: Likewise.
13152 * config/rs6000/sol-cn.asm: Likewise.
13153 * config/rs6000/spe.h: Likewise.
13154 * config/rs6000/spu2vmx.h: Likewise.
13155 * config/rs6000/sysv4.h: Likewise.
13156 * config/rs6000/tramp.asm: Likewise.
13157 * config/rs6000/vec_types.h: Likewise.
13158 * config/s390/linux-unwind.h: Likewise.
13159 * config/s390/tpf-unwind.h: Likewise.
13160 * config/score/crti.asm: Likewise.
13161 * config/score/crtn.asm: Likewise.
13162 * config/sh/crt1.asm: Likewise.
13163 * config/sh/crti.asm: Likewise.
13164 * config/sh/crtn.asm: Likewise.
13165 * config/sh/divtab-sh4-300.c: Likewise.
13166 * config/sh/divtab-sh4.c: Likewise.
13167 * config/sh/divtab.c: Likewise.
13168 * config/sh/lib1funcs-4-300.asm: Likewise.
13169 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
13170 * config/sh/lib1funcs.asm: Likewise.
13171 * config/sh/lib1funcs.h: Likewise.
13172 * config/sh/linux-atomic.asm: Likewise.
13173 * config/sh/linux-unwind.h: Likewise.
13174 * config/sh/shmedia.h: Likewise.
13175 * config/sh/sshmedia.h: Likewise.
13176 * config/sh/ushmedia.h: Likewise.
13177 * config/sparc/crtfastmath.c: Likewise.
13178 * config/sparc/linux-unwind.h: Likewise.
13179 * config/sparc/sol2-c1.asm: Likewise.
13180 * config/sparc/sol2-ci.asm: Likewise.
13181 * config/sparc/sol2-cn.asm: Likewise.
13182 * config/spu/divmodti4.c: Likewise.
13183 * config/spu/divv2df3.c: Likewise.
13184 * config/spu/float_disf.c: Likewise.
13185 * config/spu/float_unsdidf.c: Likewise.
13186 * config/spu/float_unsdisf.c: Likewise.
13187 * config/spu/float_unssidf.c: Likewise.
13188 * config/spu/mfc_multi_tag_release.c: Likewise.
13189 * config/spu/mfc_multi_tag_reserve.c: Likewise.
13190 * config/spu/mfc_tag_release.c: Likewise.
13191 * config/spu/mfc_tag_reserve.c: Likewise.
13192 * config/spu/mfc_tag_table.c: Likewise.
13193 * config/spu/multi3.c: Likewise.
13194 * config/spu/spu_internals.h: Likewise.
13195 * config/spu/spu_intrinsics.h: Likewise.
13196 * config/spu/spu_mfcio.h: Likewise.
13197 * config/spu/vec_types.h: Likewise.
13198 * config/spu/vmx2spu.h: Likewise.
13199 * config/stormy16/stormy16-lib2.c: Likewise.
13200 * config/svr4.h: Likewise.
13201 * config/sync.c: Likewise.
13202 * config/v850/lib1funcs.asm: Likewise.
13203 * config/vxlib-tls.c: Likewise.
13204 * config/vxlib.c: Likewise.
13205 * config/vxworks-dummy.h: Likewise.
13206 * config/xtensa/crti.asm: Likewise.
13207 * config/xtensa/crtn.asm: Likewise.
13208 * config/xtensa/ieee754-df.S: Likewise.
13209 * config/xtensa/ieee754-sf.S: Likewise.
13210 * config/xtensa/lib1funcs.asm: Likewise.
13211 * config/xtensa/lib2funcs.S: Likewise.
13212 * config/xtensa/linux-unwind.h: Likewise.
13213 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
13214 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
13215 * coretypes.h: Likewise.
13216 * crtstuff.c: Likewise.
13217 * defaults.h: Likewise.
13218 * dwarf2.h: Likewise.
13219 * emutls.c: Likewise.
13220 * gbl-ctors.h: Likewise.
13221 * gcov-io.h: Likewise.
13222 * ginclude/float.h: Likewise.
13223 * ginclude/iso646.h: Likewise.
13224 * ginclude/stdarg.h: Likewise.
13225 * ginclude/stdbool.h: Likewise.
13226 * ginclude/stddef.h: Likewise.
13227 * ginclude/stdfix.h: Likewise.
13228 * ginclude/stdint-gcc.h: Likewise.
13229 * ginclude/tgmath.h: Likewise.
13230 * gthr-aix.h: Likewise.
13231 * gthr-dce.h: Likewise.
13232 * gthr-gnat.c: Likewise.
13233 * gthr-gnat.h: Likewise.
13234 * gthr-lynx.h: Likewise.
13235 * gthr-mipssde.h: Likewise.
13236 * gthr-nks.h: Likewise.
13237 * gthr-posix.c: Likewise.
13238 * gthr-posix.h: Likewise.
13239 * gthr-posix95.h: Likewise.
13240 * gthr-rtems.h: Likewise.
13241 * gthr-single.h: Likewise.
13242 * gthr-solaris.h: Likewise.
13243 * gthr-tpf.h: Likewise.
13244 * gthr-vxworks.h: Likewise.
13245 * gthr-win32.h: Likewise.
13246 * gthr.h: Likewise.
13247 * libgcc2.c: Likewise.
13248 * libgcc2.h: Likewise.
13249 * libgcov.c: Likewise.
13250 * tsystem.h: Likewise.
13251 * typeclass.h: Likewise.
13252 * unwind-c.c: Likewise.
13253 * unwind-compat.h: Likewise.
13254 * unwind-dw2-fde-compat.c: Likewise.
13255 * unwind-dw2-fde-darwin.c: Likewise.
13256 * unwind-dw2-fde-glibc.c: Likewise.
13257 * unwind-dw2-fde.c: Likewise.
13258 * unwind-dw2-fde.h: Likewise.
13259 * unwind-dw2.c: Likewise.
13260 * unwind-dw2.h: Likewise.
13261 * unwind-generic.h: Likewise.
13262 * unwind-pe.h: Likewise.
13263 * unwind-sjlj.c: Likewise.
13264 * unwind.inc: Likewise.
13265 * config/arm/neon-gen.ml: Change generated copyright header to
13266 refer to version 3 of the GNU General Public License with
13267 version 3.1 of the GCC Runtime Library Exception and to point
13268 readers at the COPYING3 and COPYING3.RUNTIME files and the
13269 FSF's license web page.
13270 * config/arm/arm_neon.h: Regenerate.
13272 2009-04-09 Jakub Jelinek <jakub@redhat.com>
13274 * config/cris/cris.md: Change copyright header to refer to version
13275 3 of the GNU General Public License.
13276 * doc/install.texi2html: Change copyright header to refer to version
13277 3 of the GNU General Public License and to point readers at the
13278 COPYING3 file and the FSF's license web page.
13279 * config/vax/linux.h: Likewise.
13281 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13283 * config/i386/i386.md (cmpcc): New.
13284 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
13285 (sync_compare_and_swap_cc*): Delete.
13287 * config/s390/s390.c (s390_compare_emitted): Remove.
13288 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
13289 s390_compare_emitted used to be handled. Assert that modes match.
13290 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
13291 refer to sync_compare_and_swap_ccsi.
13292 * config/s390/s390.h (s390_compare_emitted): Remove.
13293 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
13294 instead of s390_compare_emitted.
13295 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
13296 instead of s390_compare_emitted.
13297 * config/s390/s390.md (cmpcc): New.
13298 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
13299 CC_REGNUM, do not pretend it's set.
13300 (sync_compare_and_swap_cc*): Delete.
13301 * config/s390/predicates.md (cc_reg_operand): New.
13303 * expr.c (sync_compare_and_swap_cc): Delete.
13304 * optabs.h (sync_compare_and_swap_cc): Delete.
13305 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
13306 is being used with can_compare_p.
13307 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
13308 (find_cc_set): New.
13309 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
13310 look for a MODE_CC set instead. Use emit_store_flag.
13311 (expand_compare_and_swap_loop): Likewise, with some additional
13312 complication to avoid a force_reg when useless. Use
13313 emit_cmp_and_jump_insns.
13314 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
13315 * doc/md.texi (sync_compare_and_swap_cc): Merge with
13316 sync_compare_and_swap documentation.
13318 2009-04-09 Jan Hubicka <jh@suse.cz>
13320 * except.c (find_prev_try): Break out from ....
13321 (duplicate_eh_regions): ... here; properly update prev_try pointers
13322 when duplication part of tree.
13323 (dump_eh_tree): Improve dumping.
13324 (verify_eh_region): New.
13325 (verify_eh_tree): Use it.
13327 2009-04-06 Richard Guenther <rguenther@suse.de>
13329 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
13330 &ARRAY addresses by adjusting their types and prepending
13332 * tree-cfg.c (verify_gimple_assign_single): Verify that
13333 addresses are correct.
13335 2009-04-09 Richard Guenther <rguenther@suse.de>
13337 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
13338 indices into an array reference if possible.
13339 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
13340 Fold POINTER_PLUS_EXPR statements with invariant address.
13342 2009-04-09 Alan Modra <amodra@bigpond.net.au>
13345 * config.gcc (powerpc64-*-linux*): Always build biarch.
13347 2009-04-09 Joseph Myers <joseph@codesourcery.com>
13350 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
13351 it and pedwarn if this results in an INTEGER_CST.
13353 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13355 * doc/install.texi: Update minimum GMP version. Remove obsolete
13356 text in MPFR section.
13358 2009-04-08 Jakub Jelinek <jakub@redhat.com>
13360 * dwarf2out.c (class_scope_p): New static inline.
13361 (class_or_namespace_scope_p): Use it.
13362 (gen_variable_die): Use DW_TAG_member tag for static data member
13363 declarations instead of DW_TAG_variable.
13365 PR middle-end/39573
13366 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
13369 2009-04-08 Richard Guenther <rguenther@suse.de>
13371 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
13372 valueize random data.
13374 2009-04-08 David Edelsohn <edelsohn@gnu.org>
13376 * config.gcc (aix tm_file): Add aix-stdint.h.
13377 (aix tm clause use_gcc_stdint): Set to wrap.
13378 * config/rs6000/aix-stdint.h: New file.
13380 2009-04-08 Richard Guenther <rguenther@suse.de>
13382 PR middle-end/36291
13383 * tree-dfa.c (add_referenced_var): Do not recurse into
13384 global initializers.
13385 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
13387 (fold_const_aggregate_ref): Likewise.
13389 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13391 * recog.c (ordered_comparison_operator): New.
13392 * gensupport.c (std_preds): Add it.
13393 * doc/md.texi (Machine-Independent Predicates): Document it.
13395 2009-04-08 Jan Hubicka <jh@suse.cz>
13397 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
13398 * function.h (rtl_eh): Remove exception_handler_label_map.
13399 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
13400 remove_exception_handler_label, for_each_eh_label_1): Remove.
13401 (rtl_remove_unreachable_regions): Remove.
13402 (convert_from_eh_region_ranges): Do not remove unreachable regions.
13403 (find_exception_handler_labels): Don't build the hashtable.
13404 (maybe_remove_eh_handler): Remove.
13405 (for_each_eh_label): Rewrite to walk the tree.
13406 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
13407 * except.h (maybe_remove_eh_handler): Remove.
13408 * passes.c (init_optimization_passes): Schedule second EH cleanup
13410 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
13411 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
13413 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13415 * genoutput.c (validate_optab_operands): New.
13416 (gen_insn, gen_expand): Call it.
13418 * genflags.c (gen_insn): Detect misused iterators.
13419 (main): Pass line_no to gen_insn, exit with status 1 on error.
13421 * genextract.c (line_no): Make global.
13422 (VEC_safe_set_locstr): Change assertion to error message.
13423 (main): Exit with status 1 on error.
13425 2009-04-08 Joseph Myers <joseph@codesourcery.com>
13429 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
13430 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
13431 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
13432 * c-convert.c (convert): Do not call fold on results of conversion
13433 functions when the result is a C_MAYBE_CONST_EXPR.
13434 * c-parser.c (c_parser_postfix_expression): Do not fold condition
13435 of __builtin_choose_expr.
13436 * c-typeck.c (remove_c_maybe_const_expr): New.
13437 (build_unary_op, build_conditional_expr, build_compound_expr,
13438 build_binary_op, c_objc_common_truthvalue_conversion): Call
13439 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
13442 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
13444 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
13445 CODE to produce a new one. Add a prototype to use fold_convert_const
13447 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
13450 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
13451 mix declarations and code.
13453 2009-04-08 Ben Elliston <bje@au.ibm.com>
13455 * gcc.c: Replace `CC' with `GCC' throughout.
13457 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
13459 * doc/invoke.texi: Document Atom support.
13461 2009-04-07 Jason Merrill <jason@redhat.com>
13464 * c-common.h, c-common.c: Add flag_pretty_templates.
13465 * c-opts.c (c_common_handle_option): Set it.
13466 * c.opt: Add -fno-pretty-templates.
13467 * doc/invoke.texi (C++ Dialect Options): Likewise.
13469 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
13471 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
13472 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
13473 (ia64_expand_builtin): Likewise.
13475 2009-04-07 Martin Jambor <mjambor@suse.cz>
13477 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
13478 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
13479 ADDR_EXPRS are include too.
13481 2009-04-07 Richard Guenther <rguenther@suse.de>
13483 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
13484 decls are only used if passes as parameters or if they are
13485 local statics and the call is not to a builtin.
13486 (call_may_clobber_ref_p_1): Likewise.
13488 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13490 * expr.c (do_store_flag): Remove last argument. Simplify code
13491 to avoid duplication of tests already done by can_compare_p.
13492 (expand_expr_real_1): Adjust caller.
13494 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13496 * optabs.c (can_compare_p): Test the predicate of a
13497 cbranch and cstore pattern.
13499 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13501 * expr.c (convert_move): Use emit_store_flag instead of
13504 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13506 * config/i386/i386.c (ix86_compare_emitted): Remove.
13507 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
13508 ix86_compare_op0 like ix86_compare_emitted used to be handled.
13509 * config/i386/i386.h (ix86_compare_emitted): Remove.
13510 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
13511 instead of ix86_compare_emitted.
13512 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
13514 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
13516 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
13517 Add t-sysroot-suffix to tmake_file.
13518 * config/print-sysroot-suffix.sh: New file.
13519 * config/t-sysroot-suffix: New file.
13521 2009-04-07 Ben Elliston <bje@au.ibm.com>
13523 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
13524 as the latter produces a warning when the target does not support
13527 2009-04-07 Ben Elliston <bje@au.ibm.com>
13529 * dfp.c: Replace type punning assignments with memcpy throughout.
13530 * Makefile.in (dfp.o-warn): Remove.
13532 2009-04-07 Alan Modra <amodra@bigpond.net.au>
13535 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
13536 Include soft-fp/t-softfp after rs6000/t-linux64.
13538 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
13540 * stor-layout.c (set_sizetype): Use the full precision of their
13541 machine mode for bitsize types.
13543 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
13545 * config/i386/i386.md: Revert 2 accidental checkins.
13547 2009-04-06 Joey Ye <joey.ye@intel.com>
13548 Xuepeng Guo <xuepeng.guo@intel.com>
13549 H.J. Lu <hongjiu.lu@intel.com>
13551 Atom pipeline model, tuning and insn selection.
13552 * config.gcc (atom): Add atom config options and target.
13554 * config/i386/atom.md: New.
13556 * config/i386/i386.c (atom_cost): New cost.
13557 (m_ATOM): New macro flag.
13558 (initial_ix86_tune_features): Set m_ATOM.
13559 (x86_accumulate_outgoing_args): Likewise.
13560 (x86_arch_always_fancy_math_387): Likewise.
13561 (processor_target): Add Atom cost.
13562 (cpu_names): Add Atom cpu name.
13563 (override_options): Set Atom ISA.
13564 (ix86_issue_rate): New case PROCESSOR_ATOM.
13565 (ix86_adjust_cost): Likewise.
13567 * config/i386/i386.h (TARGET_ATOM): New target macro.
13568 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
13569 (TARGET_OPT_AGU): New target option.
13570 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
13571 (processor_type): Add PROCESSOR_ATOM.
13573 * config/i386/i386.md (cpu): Add new value "atom".
13574 (use_carry, movu): New attr.
13575 (atom.md): Include atom.md.
13576 (adddi3_carry_rex64): Set attr "use_carry".
13577 (addqi3_carry): Likewise.
13578 (addhi3_carry): Likewise.
13579 (addsi3_carry): Likewise.
13580 (*addsi3_carry_zext): Likewise.
13581 (subdi3_carry_rex64): Likewise.
13582 (subqi3_carry): Likewise.
13583 (subhi3_carry): Likewise.
13584 (subsi3_carry): Likewise.
13585 (x86_movdicc_0_m1_rex64): Likewise.
13586 (*x86_movdicc_0_m1_se): Likewise.
13587 (x86_movsicc_0_m1): Likewise.
13588 (*x86_movsicc_0_m1_se): Likewise.
13589 (*adddi_1_rex64): Emit add insn as much as possible.
13590 (*addsi_1): Likewise.
13591 (return_internal): Set atom_unit.
13592 (return_internal_long): Likewise.
13593 (return_pop_internal): Likewise.
13594 (*rcpsf2_sse): Set atom_sse_attr attr.
13595 (*qrt<mode>2_sse): Likewise.
13596 (*prefetch_sse): Likewise.
13598 * config/i386/i386-c.c (ix86_target_macros_internal): New case
13600 (ix86_target_macros_internal): Likewise.
13602 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
13603 (*prefetch_sse_rex): Likewise.
13604 (sse_rcpv4sf2): Likewise.
13605 (sse_vmrcpv4sf2): Likewise.
13606 (sse_sqrtv4sf2): Likewise.
13607 (<sse>_vmsqrt<mode>2): Likewise.
13608 (sse_ldmxcsr): Likewise.
13609 (sse_stmxcsr): Likewise.
13610 (*sse_sfence): Likewise.
13611 (sse2_clflush): Likewise.
13612 (*sse2_mfence): Likewise.
13613 (*sse2_lfence): Likewise.
13614 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
13615 (<sse>_movup<ssemodesuffixf2c>): Likewise.
13616 (avx_movdqu<avxmodesuffix>): Likewise.
13617 (avx_lddqu<avxmodesuffix>): Likewise.
13618 (sse2_movntv2di): Change attr "type" to "ssemov".
13619 (sse2_movntsi): Likewise.
13620 (rsqrtv8sf2): Change attr "type" to "sseadd".
13621 (sse3_addsubv2df3): Set attr "atom_unit".
13622 (sse3_h<plusminus_insn>v4sf3): Likewise.
13623 (*sse2_pmaddwd): Likewise.
13624 (*vec_extractv2di_1_rex64): Likewise.
13625 (*vec_extractv2di_1_avx): Likewise.
13626 (sse2_psadbw): Likewise.
13627 (ssse3_phaddwv8hi3): Likewise.
13628 (ssse3_phaddwv4hi3): Likewise.
13629 (ssse3_phadddv4si3): Likewise.
13630 (ssse3_phadddv2si3): Likewise.
13631 (ssse3_phaddswv8hi3): Likewise.
13632 (ssse3_phaddswv4hi3): Likewise.
13633 (ssse3_phsubwv8hi3): Likewise.
13634 (ssse3_phsubwv4hi3): Likewise.
13635 (ssse3_phsubdv4si3): Likewise.
13636 (ssse3_phsubdv2si3): Likewise.
13637 (ssse3_phsubswv8hi3): Likewise.
13638 (ssse3_phsubswv4hi3): Likewise.
13639 (ssse3_pmaddubsw128): Likewise.
13640 (sse3_pmaddubsw: Likewise.
13641 (ssse3_palignrti): Likewise.
13642 (ssse3_palignrdi): Likewise.
13644 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
13646 * doc/install.texi (Specific): Fix two cross-references to MinGW.
13648 2009-04-06 Richard Guenther <rguenther@suse.de>
13650 PR tree-optimization/28868
13651 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
13652 of which PHI results we inserted.
13653 (insert_into_preds_of_block): Record inserted PHIs.
13654 (eliminate): Eliminate redundant PHI nodes.
13655 (init_pre): Init inserted_phi_names.
13657 2009-04-06 Richard Guenther <rguenther@suse.de>
13659 PR tree-optimization/39643
13660 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
13661 IMAGPART_EXPRs of complex constants.
13662 (execute_fold_all_builtins): If we folded a call queue
13663 TODO_update_address_taken.
13665 2009-04-06 Jan Hubicka <jh@suse.cz>
13667 PR middle-end/39659
13668 * except.c (remove_unreachable_regions): Propagate may_contain_throw
13671 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
13673 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
13675 (ic_invalidate_array): Likewise.
13677 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
13679 * calls.c (emit_library_call_value_1): Fix a problem with parameter
13680 alignment for library calls.
13682 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
13684 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
13685 (mingw32 tm clause use_gcc_stdint): Set to wrap.
13686 * config/i386/mingw-stdint.h: New file.
13688 2009-04-05 Richard Guenther <rguenther@suse.de>
13690 PR tree-optimization/39648
13691 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
13692 our &A vs. &A[0] IL deficiencies.
13694 2009-04-04 Jan Hubicka <jh@suse.cz>
13696 * except.c (sjlj_find_directly_reachable_regions): Be ready for
13697 removed toplevel regions.
13698 (sjlj_mark_call_sites): Likewise.
13700 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
13702 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
13703 (cygwin tm clause use_gcc_stdint): Set to wrap.
13704 * config/i386/cygwin-stdint.h: New file.
13706 2009-04-04 Richard Guenther <rguenther@suse.de>
13708 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
13709 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
13710 single-argument PHIs if we are in loop-closed SSA form.
13711 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
13712 for the pre-condition.
13713 (slpeel_tree_peel_loop_to_edge): Likewise.
13714 (vect_build_loop_niters): Take an optional sequence to append stmts.
13715 (vect_generate_tmps_on_preheader): Likewise.
13716 (vect_do_peeling_for_loop_bound): Take extra guards for the
13718 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
13719 the cost model check.
13720 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
13721 guards if we are going to peel. Do not apply versioning in that case.
13722 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
13723 (vect_do_peeling_for_loop_bound): Likewise.
13724 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
13725 loop bound only record extra pre-conditions, do not apply loop
13728 2009-04-04 Richard Guenther <rguenther@suse.de>
13730 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
13733 2009-04-04 Jan Hubicka <jh@suse.cz>
13735 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13736 last_basic_block for size of bb->index indexed array.
13737 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
13738 compute_out, link_btr_uses, build_btr_def_use_webs,
13739 build_btr_def_use_webs, migrate_btr_defs): Likewise.
13741 2009-04-04 Jan Hubicka <jh@suse.cz>
13743 * except.c (remove_eh_handler_and_replace): Break out from ...
13744 (remove_eh_handler): ... here.
13745 (bring_to_root): New function.
13746 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
13747 handled ones, bring others to root of tree.
13749 2009-04-04 Jan Hubicka <jh@suse.cz>
13751 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
13752 (all_phis_safe_to_merge): New function.
13753 (update_info): New structure.
13754 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
13755 (cleanup_empty_eh): Update SSA if possible.
13757 2009-04-04 Richard Guenther <rguenther@suse.de>
13759 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
13760 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
13761 (append_vuse): Likewise.
13763 2009-04-04 Jakub Jelinek <jakub@redhat.com>
13765 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
13766 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
13767 instead of REG_UNSAVED for DW_CFA_undefined.
13768 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
13769 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
13772 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
13775 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
13776 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
13777 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
13779 2009-04-04 Richard Guenther <rguenther@suse.de>
13781 PR tree-optimization/8781
13782 PR tree-optimization/37892
13783 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
13784 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
13785 (valueize_refs): Call it for *& valueizations.
13786 (shared_reference_ops_from_ref): Rename to ...
13787 (valueize_shared_reference_ops_from_ref): ... this and valueize.
13788 (shared_reference_ops_from_call): Rename to ...
13789 (valueize_shared_reference_ops_from_call): ... this and valueize.
13790 (vn_reference_lookup): Update.
13791 (visit_reference_op_call): Likewise.
13792 * tree-ssa-pre.c (phi_translate_1): Fold *&.
13793 (eliminate): Value-replace the call address in call statements.
13795 2009-04-04 Richard Guenther <rguenther@suse.de>
13797 PR tree-optimization/39636
13798 * tree-ssa-forwprop.c
13799 (forward_propagate_addr_into_variable_array_index): Check for
13800 GIMPLE_ASSIGN before accessing the rhs code.
13802 2009-04-03 Jason Merrill <jason@redhat.com>
13804 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
13806 2009-04-03 Steve Ellcey <sje@cup.hp.com>
13808 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
13809 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
13810 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
13811 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
13812 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
13813 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
13814 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
13815 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
13816 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
13817 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
13818 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
13819 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
13820 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
13821 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
13822 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
13823 Use fr_reg_or_fp01_operand instead of fr_register_operand
13825 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
13826 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
13827 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
13829 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
13831 PR rtl-optimization/39607
13832 PR rtl-optimization/39631
13836 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13837 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13838 instead of DF_LR_OUT.
13839 * ira-lives.c (process_bb_node_lives): Ditto.
13840 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13841 instead of DF_LR_{OUT,IN}.
13842 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13843 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13845 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
13847 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
13848 (execute_lower_omp): Always run but take the short way out if -fopenmp
13850 (gate_lower_omp): Remove, forcing the pass manager to always run the
13851 pass and always set PROP_gimple_lomp.
13852 (pass_lower_omp): Remove gate function.
13853 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
13854 PROP_trees. Instead, require it.
13855 * ipa-cp.c (pass_ipa_cp): Likewise.
13856 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
13857 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
13858 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
13859 and PROP_gimple_leh.
13861 2009-04-03 Richard Guenther <rguenther@suse.de>
13863 PR middle-end/13146
13864 PR tree-optimization/23940
13865 PR tree-optimization/33237
13866 PR middle-end/33974
13867 PR middle-end/34093
13868 PR tree-optimization/36201
13869 PR tree-optimization/36230
13870 PR tree-optimization/38049
13871 PR tree-optimization/38207
13872 PR tree-optimization/38230
13873 PR tree-optimization/38301
13874 PR tree-optimization/38585
13875 PR middle-end/38895
13876 PR tree-optimization/38985
13877 PR tree-optimization/39299
13878 * tree-ssa-structalias.h: Remove.
13879 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
13880 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
13881 (struct vuse_element_d): Remove.
13882 (struct vuse_vec_d): Likewise.
13883 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
13884 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
13885 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
13886 VUSE_ELEMENT_VAR): Likewise.
13887 (struct voptype_d): Likewise.
13888 (NUM_VOP_FREE_BUCKETS): Likewise.
13889 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
13890 (struct stmt_operands_d): Remove.
13891 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
13892 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
13893 VDEF_NUM, VDEF_VECT): Likewise.
13894 (copy_virtual_operands): Remove.
13895 (operand_build_cmp): Likewise.
13896 (create_ssa_artificial_load_stmt): Likewise.
13897 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
13898 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
13899 vuse_index and mayuse_index members. Pack and move done and iter_type
13900 members to the front.
13901 (SSA_OP_VMAYUSE): Remove.
13902 (SSA_OP_VIRTUAL_USES): Adjust.
13903 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
13904 (unlink_stmt_vdef): Declare.
13905 (add_to_addressable_set): Remove.
13906 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
13907 (vrp_visit_stmt): Likewise.
13908 * doc/tree-ssa.texi (Alias analysis): Update.
13909 * doc/invoke.texi (max-aliased-vops): Remove docs.
13910 (avg-aliased-vops): Likewise.
13911 * tree-into-ssa.c (syms_to_rename): Remove.
13912 (need_to_update_vops_p): Likewise.
13913 (need_to_initialize_update_ssa_p): Rename to ...
13914 (update_ssa_initialized_fn): ... this. Track function we are
13916 (symbol_marked_for_renaming): Simplify.
13917 (add_new_name_mapping): Do not set need_to_update_vops_p.
13918 (dump_currdefs): Use SYMS_TO_RENAME.
13919 (rewrite_update_stmt): Always walk all uses/defs.
13920 (dump_update_ssa): Adjust.
13921 (init_update_ssa): Take function argument. Track what we are
13923 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
13924 (create_new_def_for): Initialize for cfun, assert we are initialized
13926 (mark_sym_for_renaming): Simplify.
13927 (mark_set_for_renaming): Do not initialize update-ssa.
13928 (need_ssa_update_p): Simplify. Take function argument.
13929 (name_mappings_registered_p): Assert we ask for the correct function.
13930 (name_registered_for_update_p): Likewise.
13931 (ssa_names_to_replace): Likewise.
13932 (release_ssa_name_after_update_ssa): Likewise.
13933 (update_ssa): Likewise. Use SYMS_TO_RENAME.
13934 (dump_decl_set): Do not print a newline.
13935 (debug_decl_set): Do it here.
13936 (dump_update_ssa): And here.
13937 * tree-ssa-loop-im.c (move_computations): Adjust.
13938 (movement_possibility): Likewise.
13939 (determine_max_movement): Likewise.
13940 (gather_mem_refs_stmt): Likewise.
13941 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
13942 or NAME_MEMORY_TAG.
13943 * tree-complex.c (update_all_vops): Remove.
13944 (expand_complex_move): Adjust.
13945 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
13946 Simplify test for memory referencing statement. Exclude
13947 non-invariant ADDR_EXPRs.
13948 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
13949 * tree-loop-distribution.c (generate_memset_zero): Adjust.
13950 (rdg_flag_uses): Likewise.
13951 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
13953 (tree_optimize_tail_calls_1): Also split the
13954 edge from the entry block if we have degenerate PHI nodes in
13955 the first basic block.
13956 * tree.c (init_ttree): Remove memory-tag related code.
13957 (tree_code_size): Likewise.
13958 (tree_node_structure): Likewise.
13959 (build7_stat): Re-write to be build6_stat.
13960 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
13961 (SSA_VAR_P): Adjust.
13962 (struct tree_memory_tag): Remove.
13963 (struct tree_memory_partition_tag): Likewise.
13964 (union tree_node): Adjust.
13965 (build7): Re-write to be build6.
13966 * tree-pass.h (pass_reset_cc_flags): Remove.
13967 (TODO_update_address_taken): New flag.
13968 (pass_simple_dse): Remove.
13969 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
13970 * params.h (MAX_ALIASED_VOPS): Remove.
13971 (AVG_ALIASED_VOPS): Likewise.
13972 * omp-low.c (expand_omp_taskreg): Update SSA form.
13973 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
13974 aliases the lhs in a copy stmt.
13975 * tree-ssa-dse.c (struct address_walk_data): Remove.
13976 (memory_ssa_name_same): Likewise.
13977 (memory_address_same): Likewise.
13978 (get_kill_of_stmt_lhs): Likewise.
13979 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
13980 unused stores. Look through PHI nodes into post-dominated regions.
13981 (dse_optimize_stmt): Simplify. Properly remove stores.
13982 (tree_ssa_dse): Compute dominators.
13983 (execute_simple_dse): Remove.
13984 (pass_simple_dse): Likewise.
13985 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
13986 gimple_loaded_syms and gimple_stored_syms computation.
13987 * toplev.c (dump_memory_report): Dump alias and pta stats.
13988 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
13989 (vn_reference_eq): Likewise.
13990 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
13991 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
13992 valueize_vuses): Remove.
13993 (get_def_ref_stmt_vuses): Simplify. Rename to ...
13994 (get_def_ref_stmt_vuse): ... this.
13995 (vn_reference_lookup_2): New function.
13996 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
13997 walking equivalent vuses. Simplify.
13998 (vn_reference_lookup): Likewise.
13999 (vn_reference_insert): Likewise.
14000 (vn_reference_insert_pieces): Likewise.
14001 (visit_reference_op_call): Simplify.
14002 (visit_reference_op_load): Likewise.
14003 (visit_reference_op_store): Likewise.
14004 (init_scc_vn): Remove shared_lookup_vuses initialization.
14005 (free_scc_vn): Remove shared_lookup_vuses freeing.
14006 (sort_vuses, sort_vuses_heap): Remove.
14007 (get_ref_from_reference_ops): Export.
14008 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
14009 vector with single vuse pointer.
14010 (vn_reference_lookup_pieces, vn_reference_lookup,
14011 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
14012 (shared_vuses_from_stmt): Remove.
14013 (get_ref_from_reference_ops): Declare.
14014 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
14015 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
14016 memory-tag related code.
14017 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
14018 (likely_value): Add comment, skip static-chain of call statements.
14019 (surely_varying_stmt_p): Adjust.
14020 (gimplify_and_update_call_from_tree): Likewise.
14021 (execute_fold_all_builtins): Do not rebuild alias info.
14022 (gimplify_and_update_call_from_tree): Properly update VOPs.
14023 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
14024 (copy_ref_info): Remove memory-tag related code.
14025 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
14026 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
14027 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
14029 * tree-ssa-dom.c (gimple_p): Remove typedef.
14030 (eliminate_redundant_computations): Adjust.
14031 (record_equivalences_from_stmt): Likewise.
14032 (avail_expr_hash): Likewise.
14033 (avail_expr_eq): Likewise.
14034 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
14035 (stmt_makes_single_load): Likewise.
14036 (stmt_makes_single_store): Likewise.
14037 * tree-ssa-alias.c: Rewrite completely.
14038 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
14039 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
14040 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
14041 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
14042 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
14043 Remove public functions.
14044 (pass_reset_cc_flags): Remove.
14045 (pass_build_alias): Move ...
14046 * tree-ssa-structalias.c (pass_build_alias): ... here.
14047 * tree-ssa-alias.c (may_be_aliased): Move ...
14048 * tree-flow-inline.h (may_be_aliased): ... here.
14049 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
14050 count_uses_and_derefs): Move ...
14051 * gimple.c: ... here.
14052 * gimple.h (count_uses_and_derefs): Declare.
14053 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
14054 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
14055 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
14056 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
14057 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
14058 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
14059 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
14061 * tree-dfa.c (refs_may_alias_p): Move ...
14062 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
14063 * tree-ssa-alias.h: New file.
14064 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
14065 (statement_sink_location): Likewise.
14066 * opts.c (decode_options): Do not adjust max-aliased-vops or
14067 avg-aliased-vops values.
14068 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
14069 (TV_CALL_CLOBBER): Likewise.
14070 (TV_FLOW_SENSITIVE): Likewise.
14071 (TV_FLOW_INSENSITIVE): Likewise.
14072 (TV_MEMORY_PARTITIONING): Likewise.
14073 (TV_ALIAS_STMT_WALK): New timevar.
14074 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
14075 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
14076 (get_address_description): Remove memory-tag related code.
14077 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
14078 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
14079 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
14080 and immediate uses in statements. Document.
14081 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
14082 (dump_symbols): Remove.
14083 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
14084 * alias.c (get_deref_alias_set): New function split out from ...
14085 (get_alias_set): ... here.
14086 * alias.h (get_deref_alias_set): Declare.
14087 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
14088 type parameter. Remove restrict pointer handling. Create a
14089 ref-all pointer in case type-based alias sets do not conflict.
14090 (vect_analyze_data_refs): Remove SMT related code.
14091 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
14092 (vectorizable_load): Likewise.
14093 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
14094 (DR_SYMBOL_TAG, DR_VOPS): Remove.
14095 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
14096 Ignore vops and SMTs.
14097 (dr_analyze_alias): Likewise..
14098 (free_data_ref): Likewise.
14099 (create_data_ref): Likewise.
14100 (analyze_all_data_dependences): Likewise.
14101 (get_references_in_stmt): Adjust.
14102 * tree-flow-inline.h (gimple_aliases_computed_p,
14103 gimple_addressable_vars, gimple_call_clobbered_vars,
14104 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
14105 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
14106 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
14107 gimple_mem_ref_stats): Remove.
14108 (gimple_vop): New function.
14109 (op_iter_next_use): Remove vuses and mayuses cases.
14110 (op_iter_next_def): Remove vdefs case.
14111 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
14112 (clear_and_done_ssa_iter): Do not set removed fields.
14113 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
14114 Assert we are not iterating over vuses or vdefs if not also
14115 iterating over uses or defs.
14116 (op_iter_init_use): Likewise.
14117 (op_iter_init_def): Likewise.
14118 (op_iter_next_vdef): Remove.
14119 (op_iter_next_mustdef): Likewise.
14120 (op_iter_init_vdef): Likewise.
14121 (compare_ssa_operands_equal): Likewise.
14122 (link_use_stmts_after): Handle vuse operand.
14123 (is_call_used): Use is_call_clobbered.
14124 (is_call_clobbered): Global variables are always call clobbered,
14125 query the call-clobbers bitmap.
14126 (mark_call_clobbered): Ignore global variables.
14127 (clear_call_clobbered): Likewise.
14128 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
14129 virtual operands sanity check.
14130 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
14132 (TARGET_MEM_REF): Remove TMR_TAG operand.
14133 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
14134 Remove call-clobber related code.
14135 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
14136 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
14137 partitions or escape reason.
14138 (get_single_def_stmt, get_single_def_stmt_from_phi,
14139 get_single_def_stmt_with_phi): Remove.
14140 (dump_referenced_vars): Tidy.
14141 (get_ref_base_and_extent): Allow bare decls.
14142 (collect_dfa_stats): Adjust.
14143 * graphite.c (rename_variables_in_stmt): Adjust.
14144 (graphite_copy_stmts_from_block): Likewise.
14145 (translate_clast): Likewise.
14146 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
14148 (translate_vuse_through_block): Use the oracle.
14149 (phi_translate_1): Adjust.
14150 (value_dies_in_block_x): Use the oracle. Cache the outcome
14152 (valid_in_sets): Check if the VUSE for
14153 a REFERENCE is available.
14154 (eliminate): Do not remove stmts during elimination,
14155 instead queue and remove them afterwards.
14156 (do_pre): Do not rebuild alias info.
14157 (pass_pre): Run TODO_rebuild_alias before PRE.
14158 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
14159 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
14160 (mark_all_v_defs_stmt): Remove.
14161 (mark_all_v_defs_seq): Adjust.
14162 (sra_replace): Likewise.
14163 (scalarize_use): Likewise.
14164 (scalarize_copy): Likewise.
14165 (scalarize_init): Likewise.
14166 (scalarize_ldst): Likewise.
14167 (todoflags): Remove.
14168 (tree_sra): Do not rebuild alias info.
14169 (tree_sra_early): Adjust.
14170 (pass_sra): Run TODO_update_address_taken before SRA.
14171 * tree-predcom.c (set_alias_info): Remove.
14172 (prepare_initializers_chain): Do not call it.
14173 (mark_virtual_ops_for_renaming): Adjust.
14174 (mark_virtual_ops_for_renaming_list): Remove.
14175 (initialize_root_vars): Adjust.
14176 (initialize_root_vars_lm): Likewise.
14177 (prepare_initializers_chain): Likewise.
14178 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
14179 (may_propagate_copy_into_stmt): Likewise.
14180 (merge_alias_info): Do nothing for now.
14181 (propagate_tree_value_into_stmt): Adjust.
14182 (stmt_may_generate_copy): Likewise.
14183 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
14184 not mark symbols for renaming.
14185 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
14186 with the same statement, make sure to update the new pointed-to one.
14187 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
14188 call statements, do not mark symbols for renaming.
14189 (mark_operand_necessary): Dump something.
14190 (ref_may_be_aliased): New function.
14191 (mark_aliased_reaching_defs_necessary_1): New helper function.
14192 (mark_aliased_reaching_defs_necessary): Likewise.
14193 (mark_all_reaching_defs_necessary_1): Likewise.
14194 (mark_all_reaching_defs_necessary): Likewise.
14195 (propagate_necessity): Do not process virtual PHIs. For
14196 non-aliased loads mark all reaching definitions as necessary.
14197 For aliased loads and stores mark the immediate dominating
14198 aliased clobbers as necessary.
14199 (visited): New global static.
14200 (perform_tree_ssa_dce): Free visited bitmap after propagating
14202 (remove_dead_phis): Perform simple dead virtual PHI removal.
14203 (remove_dead_stmt): Properly unlink virtual operands when
14205 (eliminate_unnecessary_stmts): Schedule PHI removal after
14207 * tree-ssa-ter.c (is_replaceable_p): Adjust.
14208 (process_replaceable): Likewise.
14209 (find_replaceable_in_bb): Likewise.
14210 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
14211 based on the single gimple vop.
14212 (verify_flow_insensitive_alias_info): Remove.
14213 (verify_flow_sensitive_alias_info): Likewise.
14214 (verify_call_clobbering): Likewise.
14215 (verify_memory_partitions): Likewise.
14216 (verify_alias_info): Likewise.
14217 (verify_ssa): Adjust..
14218 (execute_update_addresses_taken): Export. Update SSA
14219 manually. Optimize only when optimizing. Use a local bitmap.
14220 (pass_update_address_taken): Remove TODO_update_ssa, add
14222 (pass_update_address_taken): Just use TODO_update_address_taken.
14223 (init_tree_ssa): Do not initialize addressable_vars.
14224 (verify_ssa): Verify new VUSE / VDEF properties.
14225 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
14226 Do not call verify_alias_info.
14227 (delete_tree_ssa): Clear the VUSE, VDEF operands.
14228 Do not free the loaded and stored syms bitmaps. Reset the escaped
14229 and callused solutions. Do not free addressable_vars.
14230 Remove memory-tag related code.
14231 (warn_uninitialized_var): Aliases are always available.
14232 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
14233 * lambda-code.c (can_put_in_inner_loop): Adjust.
14234 (can_put_after_inner_loop): Likewise.
14235 (perfect_nestify): Likewise.
14236 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
14237 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
14238 (vectorizable_conversion): Do not mark symbols for renaming.
14239 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
14240 (expand_call_inline): Unlink the calls virtual operands before
14242 (tree_function_versioning): Do not call update_ssa if we are not
14243 updating clones. Simplify.
14244 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
14245 (propagate_with_phi): Likewise..
14246 * tree-outof-ssa.c (create_temp): Remove memory tag and call
14247 clobber code. Assert we are not aliased or global.
14248 * tree-flow.h: Include tree-ssa-alias.h
14249 (enum escape_type): Remove.
14250 (struct mem_sym_stats_d): Likewise.
14251 (struct mem_ref_stats_d): Likewise.
14252 (struct gimple_df): Add vop member. Remove global_var,
14253 call_clobbered_vars, call_used_vars, addressable_vars,
14254 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
14255 escaped and callused members.
14256 (struct ptr_info_def): Remove all members, add points-to solution
14258 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
14259 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
14260 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
14261 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
14262 (tree-ssa-alias.o): Likewise.
14263 (toplev.o): Add tree-ssa-alias.h
14264 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
14265 * gimple.c (gimple_set_bb): Fix off-by-one error.
14266 (is_gimple_reg): Do not handle memory tags.
14267 (gimple_copy): Also copy virtual operands.
14268 Delay updating the statement. Do not reset loaded and stored syms.
14269 (gimple_set_stored_syms): Remove.
14270 (gimple_set_loaded_syms): Likewise.
14271 (gimple_call_copy_skip_args): Copy the virtual operands
14272 and mark the new statement modified.
14273 * tree-ssa-structalias.c (may_alias_p): Remove.
14274 (set_uids_in_ptset): Take the alias set to prune with as
14275 parameter. Fold in the alias test of may_alias_p.
14276 (compute_points_to_sets): Compute whether a ptr is dereferenced
14277 in a local sbitmap.
14278 (process_constraint): Deal with &ANYTHING on the lhs, reject all
14279 other ADDRESSOF constraints on the lhs.
14280 (get_constraint_for_component_ref): Assert that we don't get
14281 ADDRESSOF constraints from the base of the reference.
14282 Properly generate UNKNOWN_OFFSET for DEREF if needed.
14283 (struct variable_info): Remove collapsed_to member.
14284 (get_varinfo_fc): Remove.
14285 (new_var_info): Do not set collapsed_to.
14286 (dump_constraint): Do not follow cycles.
14287 (dump_constraint_graph): Likewise.
14288 (build_pred_graph): Likewise.
14289 (build_succ_graph): Likewise.
14290 (rewrite_constraints): Likewise.
14291 (do_simple_structure_copy): Remove.
14292 (do_rhs_deref_structure_copy): Remove.
14293 (do_lhs_deref_structure_copy): Remove.
14294 (collapse_rest_of_var): Remove.
14295 (do_structure_copy): Re-implement.
14296 (pta_stats): New global variable.
14297 (dump_pta_stats): New function.
14298 (struct constraint_expr): Make offset signed.
14299 (UNKNOWN_OFFSET): Define special value.
14300 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
14301 (solution_set_expand): New helper function split out from ...
14302 (do_sd_constraint): ... here.
14303 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
14304 (do_ds_constraint): Likewise.
14305 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
14306 and CALLUSED = *CALLUSED.
14307 (set_union_with_increment): Make inc argument signed.
14308 (type_safe): Remove.
14309 (get_constraint_for_ptr_offset): Handle unknown and negative
14311 (first_vi_for_offset): Handle offsets before start. Bail
14312 out early for offsets beyond the variable extent.
14313 (first_or_preceding_vi_for_offset): New function.
14314 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
14315 Together with ESCAPED = *ESCAPED this properly computes reachability.
14316 (find_what_var_points_to): New function.
14317 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
14318 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
14319 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
14320 pt_solutions_intersect): New functions.
14321 (compute_call_used_vars): Remove.
14322 (compute_may_aliases): New main entry into PTA computation.
14323 * gimple.h (gimple_p): New typedef.
14324 (struct gimple_statement_base): Remove references_memory_p.
14325 (struct gimple_statement_with_memory_ops_base): Remove
14326 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
14328 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
14329 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
14330 gimple_set_references_memory): Remove.
14331 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
14332 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
14334 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
14335 (verify_expr): Allow RESULT_DECL.
14336 (gimple_duplicate_bb): Do not copy virtual operands.
14337 (gimple_duplicate_sese_region): Adjust.
14338 (gimple_duplicate_sese_tail): Likewise.
14339 (mark_virtual_ops_in_region): Remove.
14340 (move_sese_region_to_fn): Do not call it.
14341 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
14342 and pass_simple_dse.
14343 (execute_function_todo): Handle TODO_update_address_taken,
14344 call execute_update_addresses_taken for TODO_rebuild_alias.
14345 (execute_todo): Adjust.
14346 (execute_one_pass): Init dump files early.
14347 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
14349 (create_general_new_stmt): Clear vops.
14350 * tree-ssa-reassoc.c (get_rank): Adjust.
14351 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
14352 symbols for renaming.
14353 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
14354 (PARAM_AVG_ALIASED_VOPS): Likewise.
14355 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
14356 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
14357 * tree-ssa-operands.c: Simplify for new virtual operand representation.
14358 (operand_build_cmp, copy_virtual_operands,
14359 create_ssa_artificial_load_stmt, add_to_addressable_set,
14360 gimple_add_to_addresses_taken): Remove public functions.
14361 (unlink_stmt_vdef): New function.
14363 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14365 * config.gcc (powerpc-*-linux*): Merge variants.
14367 2009-04-02 Chao-ying Fu <fu@mips.com>
14368 James Grosbach <james.grosbach@microchip.com>
14370 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
14371 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
14373 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
14374 keep_interrupts_masked_p, use_debug_exception_return_p.
14375 (mips_attribute_table): Add interrupt, use_shadow_register_set,
14376 keep_interrupts_masked, use_debug_exception_return.
14377 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
14378 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
14380 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
14381 (mips_print_operand): Process COP0 registers to print $0 .. $31
14382 correctly for GAS to process.
14383 (mips_interrupt_extra_call_saved_reg_p): New function.
14384 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
14386 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
14387 (mips_compute_frame_info): Add supports for interrupt context that
14388 includes doubleword accumulators and COP0 registers.
14389 (mips_for_each_saved_acc): New function.
14390 (mips_for_each_saved_gpr_and_fpr): Change the function name from
14391 mips_for_each_saved_reg.
14392 (mips_save_reg): Save accumulators.
14393 (mips_kernel_reg_p): A new for_each_rtx callback.
14394 (mips_expand_prologue): Support interrupt handlers.
14395 (mips_restore_reg): Restore accumulators.
14396 (mips_expand_epilogue): Support interrupt handlers.
14397 (mips_can_use_return_insn): Return false for interrupt handlers.
14398 (mips_epilogue_uses): New function.
14399 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
14400 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
14401 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
14402 cop0_move): New instructions.
14403 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
14404 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
14406 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
14408 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
14409 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
14410 interrupt handlers, we use K0 as the temporary register.
14411 (EPILOGUE_USES): Change to a function call.
14412 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
14413 handlers, we use K0 as the temporary register.
14415 * doc/extend.texi (Function Attributes): Document interrupt,
14416 use_shadow_register_set, keep_interrupts_masked,
14417 use_debug_exception_return for MIPS attributes.
14419 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14421 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
14422 Remove a number of t-files from tmake_file.
14423 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
14424 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
14425 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
14426 target_prototype, not TARGET_PROTOTYPE.
14427 (LINK_OS_GNU_SPEC): Define.
14428 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
14429 and darwin-ldoubdle.c.
14431 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
14434 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
14435 (cpp_options): Ditto.
14436 (default_compilers): Ditto.
14437 (display_help): Ditto.
14438 (process_command): Ditto.
14439 (do_spec_1): Ditto.
14440 (set_input): Use lbasename instead of duplicate code.
14441 (save_temps_prefix): New static for -save-temps=obj.
14442 (save_temps_length): Ditto.
14444 * doc/invoke.texi (-save-temps=obj): Document new variant to
14445 -save-temps switch.
14447 2009-04-02 Jeff Law <law@redhat.com>
14449 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
14452 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14454 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
14455 * configure: Regenerated.
14457 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14459 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
14460 share the argument list.
14462 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14466 2009-02-12 Diego Novillo <dnovillo@google.com>
14468 * varpool.c (debug_varpool): New.
14469 * cgraph.h (debug_varpool): Declare.
14471 2009-04-02 Jan Hubicka <jh@suse.cz>
14473 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
14476 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14478 * config/i386/i386.c (ix86_abi): Move initialization to ...
14479 (override_options): Here.
14481 2009-04-02 Christian Bruel <christian.bruel@st.com>
14483 * config/sh/sh.c (sh_dwarf_register_span): New function.
14484 (TARGET_DWARF_REGISTER_SPAN): Define.
14485 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
14487 2009-04-02 Ira Rosen <irar@il.ibm.com>
14489 PR tree-optimization/39595
14490 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
14491 interleaved loads group is not greater than the SLP group size.
14493 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14495 * builtins.c (is_builtin_name): New.
14496 (called_as_built_in): Use is_builtin_name.
14497 * tree.h (is_builtin_name): New.
14498 * varasm.c (incorporeal_function_p): Use is_builtin_name
14500 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
14502 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
14504 2009-04-02 Dodji Seketeli <dodji@redhat.com>
14507 * c-decl.c (clone_underlying_type): Move this ...
14508 * c-common.c (set_underlying_type): ... here.
14509 Also, make sure the function properly sets TYPE_STUB_DECL() on
14510 the newly created typedef variant type.
14511 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
14512 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
14515 2009-04-02 Richard Guenther <rguenther@suse.de>
14517 PR tree-optimization/37221
14518 * tree-flow.h (degenerate_phi_result): Declare.
14519 * tree-ssa-dom.c (degenerate_phi_result): Export.
14520 * tree-scalar-evolution.c (analyze_initial_condition): If
14521 the initial condition is defined by a degenerate PHI node
14522 use the degenerate value.
14524 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
14526 PR rtl-optimization/39588
14527 * combine.c (merge_outer_ops): Do not set the constant when this
14529 (simplify_shift_const_1): Do not modify it either in this case.
14531 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
14533 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
14534 tuning is deprecated if -mtune value is set to an Itanium1 variant.
14536 2009-04-01 Janis Johnson <janis187@us.ibm.com>
14539 * c-lex.c (interpret_float): Default (no suffix) is double.
14541 2009-04-1 Xinliang David Li <davidxl@google.com>
14543 * config/i386/i386.c (legitimate_constant_p): Recognize
14544 all one vector constant.
14546 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14548 * config/vax/vax.c: Add #includes to silence warnings.
14549 Change #include order to silence two warnings.
14551 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14553 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
14554 (ASM_SPEC): Pass -k to the assembler for PIC code.
14556 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14558 * config.gcc: Add vax-*-linux* to the switch.
14559 * config/vax/linux.h: New file. (TARGET_VERSION,
14560 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
14562 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14564 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
14565 Use predicate macros instead of GET_CODE() == foo.
14566 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
14567 ashlsi3, rotrsi3, <unnamed>): Likewise.
14569 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14571 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
14572 jbbccihi, jbbccisi): Remova trailing whitespace.
14573 * config/vax/constraints.md: Likewise.
14574 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14575 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
14576 * config/vax/predicates.md: Likewise.
14577 * config/vax/vax.c (print_operand_address, vax_output_int_move,
14578 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
14579 * config/vax/vax.h: Likewise.
14580 * config/vax/vax.md (nonlocal_goto): Likewise.
14582 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14584 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
14585 (indirectable_address_p, adjacent_operands_p): Add spaces around
14587 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
14589 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14591 * config/vax/vax.c (legitimate_constant_address_p,
14592 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
14593 index_term_p, reg_plus_index_p, legitimate_address_p,
14594 vax_mode_dependent_address_p): Update comments to match functions
14595 modified by the recent int->bool conversion.
14597 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14599 * config/vax/builtins.md: Update copyright message.
14600 * config/vax/constraints.md: Likewise.
14601 * config/vax/netbsd-elf.h: Likewise.
14602 * config/vax/predicates.md: Likewise.
14603 * config/vax/vax-protos.h: Likewise.
14604 * config/vax/vax.c: Likewise.
14605 * config/vax/vax.h: Likewise.
14606 * config/vax/vax.md: Likewise.
14607 * config/vax/vax.opt: Likewise.
14609 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14611 * config/vax/builtins.md (ffssi2, ffssi2_internal,
14612 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
14613 * config/vax/constraints.md (B, R): Likewise.
14614 * config/vax/predicates.md (external_memory_operand,
14615 nonimmediate_addsub_di_operand): Likewise.
14616 * config/vax/vax.c (vax_output_int_add): Likewise.
14617 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
14618 untyped_call): Likewise.
14620 2009-04-01 Matt Thomas <matt@3am-software.com>
14622 * config/vax/predicates.md: New file.
14623 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
14624 external_const_operand, nonsymbolic_operand, external_memory_operand,
14625 indirect_memory_operand, indexed_memory_operand,
14626 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
14627 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
14629 * config/vax/constraints.md: New file.
14630 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
14632 * config/vax/builtins.md: New file.
14633 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
14634 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
14636 * config/vax/vax.opt (mqmath): Add option.
14637 * config/vax/vax.md (isfx): Extend with DI.
14638 (VAXintQH, VAXintQHSD): Define.
14639 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
14640 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
14641 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
14642 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
14643 (movdi): Update constraints and use vax_output_int_move().
14644 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
14645 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
14646 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
14647 nonlocal_goto): New.
14648 (mov<mode>): Extend accepted operand types.
14649 (subdi3_old): Rename from subdi3, change update constraints and use
14650 a new implementation.
14651 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
14652 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
14653 MOVE_RATIO, CLEAR_RATIO): Define.
14654 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
14655 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
14656 (PRINT_OPERAND): Redefine using a function instead of inlined code.
14657 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
14658 (split_quadword_operands): Make static and really allow variable
14660 (print_operand_address): Update for PIC generation.
14661 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
14662 indexable_address_p, fixup_mathdi_operand,
14663 vax_expand_addsub_di_operands, adjacent_operands_p): New.
14664 (vax_float_literal, legitimate_constant_p,
14665 indirectable_constant_address_p, index_term_p,
14666 reg_plus_index_p): Return bool instead of int.
14667 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
14669 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
14671 (vax_output_conditional_branch): Indent.
14672 (legitimate_constant_address_p, indirectable_constant_address_p,
14673 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
14674 vax_mode_dependent_address_p): Return bool instead of int, update for
14676 * config/vax/vax-protos.h (legitimate_constant_address_p,
14677 legitimate_constant_p, legitimate_address_p,
14678 vax_mode_dependent_address_p): Change declaration to bool.
14679 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
14680 vax_expand_addsub_di_operands, vax_output_int_subtract,
14681 vax_output_movmemsi): Declare.
14682 (split_quadword_operands, vax_float_literal): Delete declaration.
14683 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
14684 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
14685 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
14686 ASM_OUTPUT_DWARF_PCREL): Define.
14687 (ASM_SPEC): Change definition to allow PIC generation.
14689 2009-04-01 Steve Ellcey <sje@cup.hp.com>
14691 * doc/sourcebuild.texi: Update front-end requirements.
14693 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14696 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
14697 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
14698 (booldi3_internal3): Use boolean_or_operator instead of
14701 2009-04-01 Joseph Myers <joseph@codesourcery.com>
14704 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
14705 declarator whose size is not an integer constant expression but
14706 folds to an integer constant, then treat it as a constant
14709 2009-04-01 Richard Guenther <rguenther@suse.de>
14711 * fold-const.c (fold_plusminus_mult_expr): Do not fold
14712 i * 4 + 2 to (i * 2 + 1) * 2.
14714 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14717 * c-parser.c (c_parser_asm_statement): Skip until close paren and
14718 return if c_parser_asm_string_literal returned NULL.
14720 2009-04-01 Nick Clifton <nickc@redhat.com>
14722 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
14724 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
14725 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
14726 other typedefs to avoid conflicts with libgcc2.c. Define labels
14727 to gain 16-bit bit-manipulation functions from libgcc2.c and then
14729 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
14730 to gain 16-bit trapping arithmetic functions from libgcc2.c and
14733 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
14735 * varasm.c (default_function_rodata_section): Declare DOT as
14738 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
14739 Andrey Galkin <agalkin@hypercom.com>
14742 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
14743 Make object_name unique for each process.
14745 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14748 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
14749 addressable variables in the parallel that could go out of scope while
14750 running queued tasks.
14752 2009-04-01 Anatoly Sokolov <aesok@post.ru>
14754 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
14755 (CASE_VALUES_THRESHOLD): Redefine.
14756 * config/avr/avr.c (avr_override_options): Remove initialization of
14757 avr_case_values_threshold variable.
14758 (avr_case_values_threshold): Remove variable. Add new function.
14759 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
14760 * config/avr/avr.opt (mno-tablejump): Remove option.
14761 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
14763 2009-04-01 DJ Delorie <dj@redhat.com>
14765 * varasm.c (default_function_rodata_section): Don't assume
14766 anything about where the first '.' in the section name is.
14768 2009-04-01 Alan Modra <amodra@bigpond.net.au>
14770 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
14771 rs6000_emit_stack_tie.
14773 2009-03-31 Ian Lance Taylor <iant@google.com>
14775 * tree-eh.c (tree_remove_unreachable_handlers): Compare
14776 gimple_code with GIMPLE_RESX, not RESX.
14778 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14780 * c-common.c (c_get_ident): New.
14781 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
14783 2009-04-01 Ben Elliston <bje@au.ibm.com>
14785 * config/rs6000/sysv4.opt (msdata): Improve option description.
14787 2009-03-31 Steve Ellcey <sje@cup.hp.com>
14789 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
14790 (divdf3_internal_lat): Remove.
14791 (divxf3_internal_lat): Remove.
14792 (divxf3_internal_thr): Remove.
14793 (divxf): Use divxf3_internal.
14794 * config/ia64/div.md (divsf3_internal_lat): New.
14795 (divdf3_internal_lat): New.
14796 (divxf3_internal): New.
14798 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14801 * Makefile.in (USE_GCC_STDINT): Define.
14802 (stmp-int-hdrs): Install stdint.h if applicable.
14803 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
14805 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
14806 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
14807 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14808 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14809 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14810 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14811 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14812 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14813 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14814 (c_common_nodes_and_builtins): Initialize
14815 underlying_wchar_type_node. Do not initialize
14816 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
14817 nodes for new types.
14818 (c_stddef_cpp_builtins): Define macros for new types.
14819 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
14821 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
14822 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
14823 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
14824 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
14825 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
14826 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
14827 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
14828 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
14829 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
14830 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
14831 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
14832 int16_type_node, int32_type_node, int64_type_node,
14833 uint8_type_node, uint16_type_node, c_uint32_type_node,
14834 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
14835 int_least32_type_node, int_least64_type_node,
14836 uint_least8_type_node, uint_least16_type_node,
14837 uint_least32_type_node, uint_least64_type_node,
14838 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
14839 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
14840 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
14841 uintptr_type_node): Define.
14842 * c-cppbuiltin.c (builtin_define_constants,
14843 builtin_define_type_minmax): New.
14844 (builtin_define_stdint_macros): Define more macros.
14845 (c_cpp_builtins): Define more limit macros.
14846 (type_suffix): New.
14847 (builtin_define_type_max): Define in terms of
14848 builtin_define_type_minmax. Remove is_long parameter. All
14850 * config.gcc (use_gcc_stdint): Define.
14851 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
14852 Add newlib-stdint.h for generic targets.
14853 * config/glibc-stdint.h, config/newlib-stdint.h,
14854 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
14855 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
14856 * config/score/score.h (UINTPTR_TYPE): Define.
14857 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14858 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14859 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14860 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14861 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14862 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14863 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14864 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14865 * config/spu/spu.h (STDINT_LONG32): Define.
14866 * configure.ac (use_gcc_stdint): Substitute.
14867 * configure: Regenerate.
14868 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
14869 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
14870 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
14871 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
14872 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
14873 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
14874 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
14875 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
14876 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
14877 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
14878 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
14879 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
14880 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
14881 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
14882 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
14883 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
14884 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
14885 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
14886 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
14887 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
14888 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
14889 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
14890 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14891 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14892 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14893 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14894 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14895 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14896 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
14898 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
14900 * loop-iv.c (suitable_set_for_replacement): Renamed from
14901 simplify_using_assignment; changed to return bool and to accept new
14902 args DEST and SRC. Return true iff we find a source/destination pair
14903 that can be used to make a replacement, and fill SRC and DEST if so.
14904 Remove arg ALTERED. Don't deal with altered regs here. All callers
14906 (simplify_using_initial_values): Deal with altered regs here and track
14907 more precisely the effect they have on the validity of our expression.
14909 * loop-iv.c (simplify_using_condition): A condition of the form
14910 (EQ REG CONST) can be used to simply make a substitution.
14911 (simplify_using_initial_values): Keep track of conditions we have seen
14912 and keep using them to simplify new expressions, while applying the
14913 same substitutions to them as to the expression.
14915 * simplify-rtx.c (simplify_relational_operation_1): Simplify
14916 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
14919 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
14920 changed. Use this when trying to improve the upper bound.
14921 Generate the comparison by using simplify_gen_relational.
14923 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
14925 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
14927 (simplify_using_assignment, simplify_using_initial_values): Call
14928 replace_in_expr to make replacements. Call replace_single_def_regs
14929 once on the initial version of the expression.
14931 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14934 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
14936 2009-03-31 Richard Guenther <rguenther@suse.de>
14938 PR middle-end/31029
14939 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
14940 equality comparisons. Fold C - X CMP X if C % 2 == 1.
14942 2009-03-31 Richard Guenther <rguenther@suse.de>
14944 * tree.h (div_if_zero_remainder): Declare.
14945 * fold-const.c (div_if_zero_remainder): Export.
14946 * tree-ssa-forwprop.c
14947 (forward_propagate_addr_into_variable_array_index): Handle
14948 constant array index addition outside of the variable index.
14950 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14953 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
14954 define_splits, floatunssi<mode>2): Require x87 conversions from
14955 DImode to be permitted.
14957 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14959 PR preprocessor/15638
14960 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
14962 2009-03-31 Richard Guenther <rguenther@suse.de>
14964 PR middle-end/23401
14965 PR middle-end/27810
14966 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
14967 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
14968 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
14969 a separate statement.
14970 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
14971 (lookup_tmp_var): Likewise.
14972 (is_gimple_formal_tmp_or_call_rhs): Remove.
14973 (is_gimple_reg_or_call_rhs): Rename to ...
14974 (is_gimple_reg_rhs_or_call): ... this.
14975 (is_gimple_mem_or_call_rhs): Rename to ...
14976 (is_gimple_mem_rhs_or_call): ... this.
14977 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
14978 DECL_GIMPLE_REG_P only if is_formal is true.
14979 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
14980 for non-proper post-modify expression gimplification.
14981 (gimplify_self_mod_expr): For post-modify expressions gimplify
14982 the lvalue to a minimal lvalue.
14983 (rhs_predicate_for): Remove formal temp case.
14984 (gimplify_modify_expr_rhs): Likewise.
14985 (gimplify_addr_expr): Use is_gimple_reg.
14986 (gimplify_expr): Remove formal temp cases.
14987 (gimple_regimplify_operands): Likewise.
14988 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
14989 and FILTER_EXPR like constants.
14990 * gimple.c (walk_gimple_op): Fix val_only initialization, use
14992 (is_gimple_formal_tmp_rhs): Remove.
14993 (is_gimple_reg_rhs): Remove special casing.
14994 (is_gimple_mem_rhs): Fix.
14995 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
14996 (is_gimple_formal_tmp_var): Remove.
14997 (is_gimple_formal_tmp_reg): Likewise.
14998 (is_gimple_min_lval): Allow invariant component ref parts.
14999 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
15000 is_gimple_formal_tmp_reg): Remove declarations.
15001 * tree-cfg.c (verify_expr): Verify that variables with address
15002 taken do not have DECL_GIMPLE_REG_P set.
15003 * tree-mudflap.c (mf_build_check_statement_for): Use
15004 force_gimple_operand instead of gimplify_expr.
15006 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
15008 * modulo-sched.c (sms_schedule_by_order): Pass the actual
15009 schedulable rows to compute_split_row.
15011 2009-03-31 Ben Elliston <bje@au.ibm.com>
15014 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
15017 2009-03-31 Alan Modra <amodra@bigpond.net.au>
15019 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
15020 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
15021 * configure: Regenerate.
15022 * config.in: Regenerate.
15023 * config/rs6000/rs6000.opt (mtls-markers): Add.
15024 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
15025 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
15026 (tls_ld_aix, tls_ld_sysv): Likewise.
15027 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
15028 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
15030 2009-03-31 Alan Modra <amodra@bigpond.net.au>
15032 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
15034 2009-03-30 Jan Hubicka <jh@suse.cz>
15036 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
15038 (tree_remove_unreachable_handlers): Cleanup EH predecestor
15039 detection and label handling.
15041 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15043 * ira-int.h (ira_allocno): Rename left_conflicts_num to
15044 left_conflicts_size.
15045 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
15046 ALLOCNO_LEFT_CONFLICTS_SIZE.
15048 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
15049 remove_allocno_from_bucket_and_push,
15050 allocno_spill_priority_compare, push_allocnos_to_stack,
15051 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15052 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
15053 (setup_allocno_left_conflicts_num): Ditto. Rename to
15054 setup_allocno_left_conflicts_size.
15055 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15056 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
15057 setup_allocno_left_conflicts_size instead of
15058 setup_allocno_left_conflicts_num.
15060 * ira-build.c (ira_create_allocno): Use
15061 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
15062 ALLOCNO_LEFT_CONFLICTS_NUM.
15064 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15066 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15067 instead of DF_LR_OUT.
15069 * ira-lives.c (process_bb_node_lives): Ditto.
15071 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15072 instead of DF_LR_{OUT,IN}.
15074 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15076 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15078 2009-03-30 Jan Hubicka <jh@suse.cz>
15080 * except.c (label_to_region_map): Fix thinko.
15082 2009-03-30 Steve Ellcey <sje@cup.hp.com>
15084 PR middle-end/38237
15085 * tree.h (tree_find_value): New declaration.
15086 * tree.c (tree_find_value): New function.
15087 * varasm.c (assemble_external): Avoid duplicate entries on lists.
15089 2009-03-30 Jakub Jelinek <jakub@redhat.com>
15092 * c-decl.c (struct c_binding): Add locus field.
15093 (bind): Add locus argument, set locus field from it.
15094 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
15095 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
15096 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
15097 implicitly_declare, undeclared_variable, lookup_label,
15098 declare_label, c_make_fname_decl, c_builtin_function,
15099 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
15102 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
15105 * config/i386/i386.c (classify_argument): Check total size of
15108 2009-03-30 Martin Jambor <mjambor@suse.cz>
15110 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
15111 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
15112 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
15115 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
15116 seen_variable_array_ref while also traversing a union.
15118 * tree-inline.c (optimize_inline_calls): Do not call
15119 cgraph_node_remove_callees.
15120 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
15121 (pass_remove_cgraph_callee_edges): New variable.
15122 * passes.c (init_optimization_passes): Add
15123 pass_remove_cgraph_callee_edges after early inlining and before all
15124 late intraprocedural passes.
15126 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
15128 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15130 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
15131 Fix typos in names.
15133 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15135 * combine.c (simplify_comparison): Use have_insn_for.
15136 * dojump.c (do_jump): Likewise.
15138 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15140 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
15141 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
15142 sparc_compare_op0 like sparc_compare_emitted used to be handled.
15143 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
15144 instead of sparc_compare_emitted.
15145 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
15146 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
15147 instead of sparc_compare_emitted.
15149 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15151 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
15152 enter/exit cfglayout mode.
15153 (pass_partition_block): Require it.
15154 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
15155 (combine_instructions): Track basic blocks instead of labels.
15156 (update_cfg_for_uncondjump): New.
15157 (try_combine): Use it. Update jumps after rescanning.
15158 (pass_combine): Require PROP_cfglayout.
15159 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
15161 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15163 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
15164 Provide/destroy PROP_cfglayout respectively.
15165 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
15166 * tree-pass.h (PROP_cfglayout): New.
15168 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15170 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
15171 fold_convert_const_fixed_from_fixed,
15172 fold_convert_const_fixed_from_int,
15173 fold_convert_const_fixed_from_real, fold_negate_const): Do not
15174 set TREE_CONSTANT_OVERFLOW.
15175 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
15176 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
15178 2009-03-30 Ira Rosen <irar@il.ibm.com>
15180 * tree-vect-loop-manip.c: New file.
15181 * tree-vectorizer.c: Update documentation and included files.
15182 (vect_loop_location): Make extern.
15183 (rename_use_op): Move to tree-vect-loop-manip.c
15184 (rename_variables_in_bb, rename_variables_in_loop,
15185 slpeel_update_phis_for_duplicate_loop,
15186 slpeel_update_phi_nodes_for_guard1,
15187 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
15188 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
15189 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
15190 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
15191 find_loop_location): Likewise.
15192 (new_stmt_vec_info): Move to tree-vect-stmts.c.
15193 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
15194 get_vectype_for_scalar_type, vect_is_simple_use,
15195 supportable_widening_operation, supportable_narrowing_operation):
15197 (bb_in_loop_p): Move to tree-vect-loop.c.
15198 (new_loop_vec_info, destroy_loop_vec_info,
15199 reduction_code_for_scalar_code, report_vect_op,
15200 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
15201 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
15202 (vect_supportable_dr_alignment): Likewise.
15203 * tree-vectorizer.h (tree-data-ref.h): Include.
15204 (vect_loop_location): Declare.
15205 Reorganize function declarations according to the new file structure.
15206 * tree-vect-loop.c: New file.
15207 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
15208 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
15209 * tree-vect-data-refs.c: New file.
15210 * tree-vect-patterns.c (timevar.h): Don't include.
15211 * tree-vect-stmts.c: New file.
15212 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
15213 tree-vect-slp.c, tree-vect-loop.c.
15214 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
15215 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
15216 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
15217 (tree-vect-analyze.o): Remove.
15218 (tree-vect-transform.o): Likewise.
15219 (tree-vect-data-refs.o): Add rule.
15220 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
15221 tree-vect-slp.o): Likewise.
15222 (tree-vect-patterns.o): Remove redundant dependencies.
15223 (tree-vectorizer.o): Likewise.
15224 * tree-vect-slp.c: New file.
15226 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15228 * optc-gen.awk: Warn if an option flag has multiple different
15231 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
15233 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
15234 -floop-block): Document dependences on PPL, CLooG and Graphite.
15236 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15238 PR rtl-optimization/323
15239 * c-common.c (c_fully_fold, convert_and_check,
15240 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
15241 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
15242 * c-common.def (EXCESS_PRECISION_EXPR): New.
15243 * c-cppbuiltin.c (builtin_define_float_constants): Define
15244 constants with enough digits for long double.
15245 * c-lex.c (interpret_float): Interpret constant with excess
15246 precision where appropriate.
15247 * c-opts.c (c_common_post_options): Set
15248 flag_excess_precision_cmdline. Give an error for
15249 -fexcess-precision=standard for C++ for processors where the
15250 option is significant.
15251 * c-parser.c (c_parser_conditional_expression): Handle excess
15252 precision in condition.
15253 * c-typeck.c (convert_arguments): Handle arguments with excess
15255 (build_unary_op): Move excess precision outside operation.
15256 (build_conditional_expr): Likewise.
15257 (build_compound_expr): Likewise.
15258 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
15259 (build_modify_expr): Handle excess precision in RHS.
15260 (convert_for_assignment): Handle excess precision in converted
15262 (digest_init, output_init_element, process_init_element): Handle
15263 excess precision in initializer.
15264 (c_finish_return): Handle excess precision in return value.
15265 (build_binary_op): Handle excess precision in operands and add
15266 excess precision as needed for operation.
15267 * common.opt (-fexcess-precision=): New option.
15268 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
15269 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
15270 For standard excess precision, output explicit conversion to and
15271 truncation from XFmode.
15272 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
15273 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
15274 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
15275 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
15276 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
15277 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
15278 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
15279 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
15280 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
15281 define_splits, sqrt<mode>2): Disable where appropriate for
15282 standard excess precision.
15283 * convert.c (convert_to_real): Do not shorten arithmetic to type
15284 for which excess precision would be used.
15285 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
15286 * doc/invoke.texi (-fexcess-precision=): Document option.
15287 (-mfpmath=): Correct index entry.
15288 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
15289 flag_excess_precision): New.
15290 * langhooks.c (lhd_post_options): Set
15291 flag_excess_precision_cmdline.
15292 * opts.c (common_handle_option): Handle -fexcess-precision=.
15293 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
15294 init_excess_precision): New.
15295 (lang_dependent_init_target): Call init_excess_precision.
15296 * tree.c (excess_precision_type): New.
15297 * tree.h (excess_precision_type): Declare.
15299 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15302 * c-typeck.c (build_component_ref): Do not copy qualifiers from
15303 non-lvalue to component.
15305 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15307 PR preprocessor/34695
15308 * Makefile.in (c-opts.o): Depend on c-tree.h.
15309 * c-common.c: Move down include of diagnostic.h.
15310 (done_lexing, c_cpp_error): New.
15311 * c-common.h (done_lexing): Declare.
15312 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
15314 * c-opts.c: Include c-tree.h.
15315 (c_common_init_options): Set preprocessor error callback.
15316 (c_common_handle_option): Do not set preprocessor
15317 inhibit_warnings, warnings_are_errors, warn_system_headers,
15318 pedantic_errors or inhibit_warnings flags.
15319 (c_common_post_options): Do not check cpp_errors (parse_in).
15320 (c_common_finish): Do not output dependencies if there were
15321 errors. Do not check return value of cpp_finish.
15322 * c-ppoutput.c (pp_file_change): Set input_location.
15323 * c-tree.h (c_cpp_error): Declare.
15324 * diagnostic.c (diagnostic_set_info_translated): Also initialize
15326 (diagnostic_build_prefix): Check override_column.
15327 * diagnostic.h (diagnostic_info): Add override_column field.
15328 (diagnostic_override_column): Define.
15330 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
15332 * c-common.c (c_expand_expr, c_staticp): Remove.
15333 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
15334 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
15335 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
15336 * c-gimplify.c (gimplify_compound_literal_expr,
15337 optimize_compound_literals_in_ctor): Remove.
15338 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
15339 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
15340 * c-semantics.c (emit_local_var): Remove.
15342 * langhooks-def.h (lhd_expand_expr): Remove.
15343 * langhooks.c (lhd_expand_expr): Remove.
15344 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
15346 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
15347 handling from c-semantics.c; don't call into langhook.
15348 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
15349 * gimplify.c (gimplify_compound_literal_expr,
15350 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
15351 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
15352 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
15353 as was done in c-gimplify.c.
15354 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
15355 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
15356 Move from c-common.h.
15357 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
15359 * tree.c (staticp): Do not call langhook.
15360 * langhooks.c (lhd_staticp): Delete.
15361 * langhooks-def.h (lhd_staticp): Delete prototype.
15362 (LANG_HOOKS_STATICP): Delete.
15363 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
15365 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
15366 instead of DECL_STMTs.
15368 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15376 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
15378 (fold_call_expr): Return a NOP_EXPR from folding rather than the
15379 contained expression.
15380 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
15381 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
15382 conditional expressions for C.
15383 (decl_constant_value_for_optimization): Move from
15384 decl_constant_value_for_broken_optimization in c-typeck.c. Check
15385 whether optimizing and that the expression is a VAR_DECL not of
15386 array type instead of doing such checks in the caller. Do not
15387 check pedantic. Call gcc_unreachable for C++.
15388 * c-common.def (C_MAYBE_CONST_EXPR): New.
15389 * c-common.h (c_fully_fold, c_save_expr,
15390 decl_constant_value_for_optimization): New prototypes.
15391 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15392 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15393 EXPR_INT_CONST_OPERANDS): Define.
15394 * c-convert.c (convert): Strip nops from expression.
15395 * c-decl.c (groktypename): Take extra parameters expr and
15396 expr_const_operands. Update call to grokdeclarator.
15397 (start_decl): Update call to grokdeclarator. Add statement for
15398 expressions used in type of decl.
15399 (grokparm): Update call to grokdeclarator.
15400 (push_parm_decl): Update call to grokdeclarator.
15401 (build_compound_literal): Add parameter non_const and build a
15402 C_MAYBE_COSNT_EXPR if applicable.
15403 (grokdeclarator): Take extra parameters expr and
15404 expr_const_operands. Track expressions used in declaration
15405 specifiers and declarators. Fold array sizes and track whether
15406 they are constant expressions and whether they are integer
15407 constant expressions.
15408 (parser_xref_tag): Set expr and expr_const_operands fields in
15410 (grokfield): Update call to grokdeclarator.
15411 (start_function): Update call to grokdeclarator.
15412 (build_null_declspecs): Set expr and expr_const_operands fields in
15414 (declspecs_add_type): Handle expressions in typeof specifiers.
15415 * c-parser.c (c_parser_declspecs): Set expr and
15416 expr_const_operands fields for declaration specifiers.
15417 (c_parser_enum_specifier): Likewise.
15418 (c_parser_struct_or_union_specifier): Likewise.
15419 (c_parser_typeof_specifier): Likewise. Update call to
15420 groktypename. Fold expression as needed. Return expressions with
15421 type instead of adding statements.
15422 (c_parser_attributes): Update calls to c_parser_expr_list.
15423 (c_parser_statement_after_labels): Fold expression before passing
15424 to objc_build_throw_stmt.
15425 (c_parser_condition): Fold expression.
15426 (c_parser_asm_operands): Fold expression.
15427 (c_parser_conditional_expression): Use c_save_expr. Update call
15428 to build_conditional_expr.
15429 (c_parser_alignof_expression): Update call to groktypename.
15430 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
15431 original_code. Fold expression argument of va_arg. Create
15432 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
15433 argument to va_arg. Update calls to groktypename. Fold array
15434 index for offsetof. Verify that first argument to
15435 __builtin_choose_expr has integer type.
15436 (c_parser_postfix_expression_after_paren_type): Update calls to
15437 groktypename and build_compound_literal. Handle expressions with
15438 side effects in type name.
15439 (c_parser_postfix_expression_after_primary): Update call to
15440 c_parser_expr_list. Set original_code for calls to
15441 __builtin_constant_p.
15442 (c_parser_expr_list): Take extra parameter fold_p. Fold
15443 expressions if requested.
15444 (c_parser_objc_type_name): Update call to groktypename.
15445 (c_parser_objc_synchronized_statement): Fold expression.
15446 (c_parser_objc_receiver): Fold expression.
15447 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
15448 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
15449 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
15450 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
15451 (struct c_typespec): Add elements expr and expr_const_operands.
15452 (struct c_declspecs): Add elements expr and expr_const_operands.
15453 (groktypename, build_conditional_expr, build_compound_literal):
15455 (in_late_binary_op): Declare.
15456 * c-typeck.c (note_integer_operands): New function.
15457 (in_late_binary_op): New variable.
15458 (decl_constant_value_for_broken_optimization): Move to c-common.c
15459 and rename to decl_constant_value_for_optimization.
15460 (default_function_array_conversion): Do not strip nops.
15461 (default_conversion): Do not call
15462 decl_constant_value_for_broken_optimization.
15463 (build_array_ref): Do not fold result.
15464 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
15465 result when operand is a VLA.
15466 (c_expr_sizeof_type): Update call to groktypename. Handle
15467 expressions included in type name. Use C_MAYBE_CONST_EXPR for
15468 result when operand names a VLA type.
15469 (build_function_call): Update call to build_compound_literal.
15470 Only fold result for calls to __builtin_* functions. Strip
15471 NOP_EXPR from INTEGER_CST returned from such functions. Fold
15472 the function designator.
15473 (convert_arguments): Fold arguments. Update call to
15474 convert_for_assignment.
15475 (build_unary_op): Handle increment and decrement of
15476 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
15477 decrement earlier. Fold operand of increment and decrement.
15478 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
15479 built for integer operand. Wrap returns that are INTEGER_CSTs
15480 without being integer constant expressions or that have integer
15481 constant operands without being INTEGER_CSTs.
15482 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
15483 (build_conditional_expr): Add operand ifexp_bcp. Track whether
15484 result is an integer constant expression or can be used in
15485 unevaluated parts of one and avoid folding and wrap as
15486 appropriate. Fold operands before possibly doing -Wsign-compare
15488 (build_compound_expr): Wrap result for C99 if operands can be used
15489 in integer constant expressions.
15490 (build_c_cast): Update call to digest_init. Do not ignore
15491 overflow from casting floating-point constants to integers. Wrap
15492 results that could be confused with integer constant expressions,
15493 null pointer constants or floating-point constants.
15494 (c_cast_expr): Update call to groktypename. Handle expressions
15495 included in type name.
15496 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
15497 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
15498 Update calls to convert_for_assignment.
15499 (convert_for_assignment): Take new parameter
15500 null_pointer_constant. Do not strip nops or call
15501 decl_constant_value_for_broken_optimization. Set
15502 in_late_binary_op for conversions to boolean.
15503 (store_init_value): Update call to digest_init.
15504 (digest_init): Take new parameter null_pointer_constant. Do not
15505 call decl_constant_value_for_broken_optimization. pedwarn for
15506 initializers not constant expressions. Update calls to
15507 convert_for_assignment.
15508 (constructor_nonconst): New.
15509 (struct constructor_stack): Add nonconst element.
15510 (really_start_incremental_init, push_init_level, pop_init_level):
15511 Handle constructor_nonconst and nonconst element.
15512 (set_init_index): Call constant_expression_warning for array
15514 (output_init_element): Fold value. Set constructor_nonconst as
15515 applicable. pedwarn for initializers not constant expressions.
15516 Update call to digest_init. Call constant_expression_warning
15517 where constant initializers are required.
15518 (process_init_element): Use c_save_expr.
15519 (c_finish_goto_ptr): Fold expression.
15520 (c_finish_return): Fold return value. Update call to
15521 convert_for_assignment.
15522 (c_start_case): Fold switch expression.
15523 (c_process_expr_stmt): Fold expression.
15524 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
15525 ensure statement expression is not evaluated in constant expression.
15526 (build_binary_op): Track whether results are integer constant
15527 expressions or may occur in such, disable folding and wrap results
15528 as applicable. Fold operands for -Wsign-compare warnings unless
15530 (c_objc_common_truthvalue_conversion): Handle results folded to
15531 integer constants that are not integer constant expressions.
15532 * doc/extend.texi: Document when typeof operands are evaluated,
15533 that condition of __builtin_choose_expr is an integer constant
15534 expression, and more about use of __builtin_constant_p in
15537 2009-03-29 Richard Guenther <rguenther@suse.de>
15539 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
15540 propagate addresses of array references.
15542 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
15544 * regmove.c (perhaps_ends_bb_p): Remove.
15545 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
15546 from INSN and check that the main loop stays within that basic block.
15547 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
15548 (regmove_forward_pass): Split out from regmove_optimize. Use
15549 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
15550 (regmove_backward_pass): Split out from regmove_optimize. Use
15551 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
15552 (regmove_optimize): Simplify.
15554 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15557 * config/i386/i386.c (classify_argument): Ignore flexible array
15558 member in struct and warn ABI change.
15560 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15562 * config/i386/i386-protos.h (ix86_agi_dependent): New.
15564 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
15565 (ix86_adjust_cost): Updated.
15567 2009-03-29 Jan Hubicka <jh@suse.cz>
15569 PR middle-end/28850
15570 * tree-pass.h (pass_cleanup_eh): New function.
15571 (remove_unreachable_regions): Break code handling RTL
15572 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
15573 that can not be reached by runtime.
15574 (can_be_reached_by_runtime): New function.
15575 (label_to_region_map): New function.
15576 (num_eh_regions): New function.
15577 (rtl_remove_unreachable_regions): New function.
15578 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
15579 (remove_eh_region): New function.
15580 * except.h: Include sbitmap and vecprim.
15581 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
15582 num_eh_regions): Declare.
15583 * passes.c (init_optimization_passes): Schedule cleanup_eh.
15584 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
15585 * tree-eh.c (tree_remove_unreachable_handlers): New function.
15586 (tree_empty_eh_handler_p): New function.
15587 (cleanup_empty_eh): New function.
15588 (cleanup_eh): New function.
15589 (pass_cleanup_eh): New function.
15591 2009-03-29 Jan Hubicka <jh@suse.cz>
15593 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
15594 for removed regions.
15596 2009-03-29 Jan Hubicka <jh@suse.cz>
15598 * except.c (dump_eh_tree): Dump all datastructures.
15600 2009-03-29 Jan Hubicka <jh@suse.cz>
15602 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
15603 (duplicate_eh_regions_1): Likewise.
15604 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
15605 vector; call EH verification.
15606 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15607 Be ready for region being removed.
15609 2009-03-29 Jan Hubicka <jh@suse.cz>
15611 * bitmap.c (bitmap_last_set_bit): New function.
15612 * bitmap.h (bitmap_last_set_bit): Declare.
15614 2009-03-29 David Ayers <ayers@fsfe.org>
15617 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
15618 by calling objc_compare_types and surpress warnings about
15619 incompatible C pointers that are compatible ObjC pointers.
15621 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
15623 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
15624 call initialize_inline_failed.
15625 (initialize_inline_failed): Move it from here ...
15626 * cgraph.c (initialize_inline_failed): ... to here.
15627 (cgraph_create_edge): Call initialize_inline_failed rather than
15628 setting inline_failed directly.
15630 2009-03-29 Ben Elliston <bje@au.ibm.com>
15633 * sysv4.opt (msdata): Improve comment.
15634 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
15635 * sysv4.h (SVR4_ASM_SPEC): Likewise.
15637 2009-03-29 Ben Elliston <bje@au.ibm.com>
15640 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
15641 load and store attributes.
15643 2009-03-29 Ben Elliston <bje@au.ibm.com>
15645 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
15646 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
15647 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
15648 * doc/extend.texi (X86 Built-in Functions): Add index entries for
15649 __builtin_infq and __builtin_huge_valq.
15651 2009-03-28 Anatoly Sokolov <aesok@post.ru>
15653 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
15655 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15656 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
15658 2009-03-28 Xinliang David Li <davidxl@google.com>
15660 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
15661 (do_dbg_cnt): New function.
15663 2009-03-28 Jan Hubicka <jh@suse.cz>
15665 Merge from pretty-ipa:
15667 2009-03-27 Jan Hubicka <jh@suse.cz>
15669 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15670 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
15671 * passes.c (function_called_by_processed_nodes_p): New.
15672 * ipa-pure-const.c (check_call): Fix handling of operands.
15673 (analyze_function): Dump debug output for skipped bodies.
15674 (local_pure_const): Use function_called_by_processed_nodes_p.
15675 * dwarf2out.c (reference_to_unused): Use output.
15676 * passes.c (do_per_function_toporder): Likewise.
15678 2008-11-12 Jan Hubicka <jh@suse.cz>
15680 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
15681 * ipa-pure-const.c (funct_state_d): Add can throw field; make
15682 state_set_in_source enum
15683 (check_decl): Ignore memory tags; do not set fake looping flags;
15685 (check_operand, check_tree, check_rhs_var, check_lhs_var,
15686 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
15687 (check_call, analyze_function): Rewrite.
15689 (add_new_function): Update call of analyze_function.
15690 (generate_summary): Add call of analyze_function.
15691 (propagate): Propagate can_throw; handle state_set_in_source correctly.
15692 (local_pure_const): New function.
15693 (pass_local_pure_const): New pass.
15694 * ipa-inline.c (inline_transform): Set after_inlining.
15695 * tree-eh.c (stmt_can_throw_external): New.
15696 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
15697 work with aliasing built.
15698 * tree-flow.h (stmt_can_throw_external): New.
15699 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
15700 and local pure/const pass in early and late optimization queue.
15702 2009-03-28 Martin Jambor <mjambor@suse.cz>
15704 * fold-const.c (get_pointer_modulus_and_residue): New parameter
15706 (fold_binary): Allow function decl aligment consideration is the
15707 second argument is integer constant one.
15708 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
15709 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
15710 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
15712 2009-03-28 Jan Hubicka <jh@suse.cz>
15714 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
15715 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
15716 * function.h (rtl_data): Add nothrow flag.
15717 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
15718 set DECL_NOTHROW for AVAILABLE functions.
15720 2009-03-28 Jakub Jelinek <jakub@redhat.com>
15722 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
15723 following vector keyword has expansion starting with pixel or bool
15724 keyword, expand vector to __vector and pixel or bool to __pixel or
15728 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
15729 warn_if_disallowed_function_p): Removed.
15730 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
15731 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
15732 warning_if_disallowed_function_p.
15733 * flags.h (warn_if_disallowed_function_p,
15734 warn_disallowed_functions): Removed.
15735 * common.opt (Wdisallowed-function-list=): Removed.
15736 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
15738 2009-03-28 Richard Guenther <rguenther@suse.de>
15740 PR tree-optimization/38723
15741 * tree-ssa-pre.c (compute_avail): Add all default definitions to
15744 2009-03-28 Jan Hubicka <jh@suse.cz>
15746 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
15747 test introduced by my previous patch.
15749 2009-03-28 Richard Guenther <rguenther@suse.de>
15751 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
15752 the PHIs value undefined.
15754 2009-03-28 Jan Hubicka <jh@suse.cz>
15756 * tree-pass.h (pass_fixup_cfg): New pass.
15757 * ipa-inline.c (inline_transform): Set
15758 always_inline_functions_inlined/after_inlining.
15759 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
15760 (pass_fixup_cfg): New pass.
15761 * passes.c (init_optimization_passes): Add fixup_cfg.
15763 2009-03-28 Richard Guenther <rguenther@suse.de>
15765 PR tree-optimization/38458
15766 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
15767 argument use the arguments copy-of value.
15769 2009-03-28 Richard Guenther <rguenther@suse.de>
15771 PR tree-optimization/38180
15772 * tree-ssa-ccp.c (get_default_value): Simplify.
15773 (likely_value): Likewise.
15774 (surely_varying_stmt_p): Properly handle VOP case.
15775 (ccp_initialize): Likewise.
15776 (ccp_fold): Handle propagating through *&.
15777 (fold_const_aggregate_ref): Also handle decls.
15779 2009-03-28 Jan Hubicka <jh@suse.cz>
15781 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15782 * cgraph.h (cgraph_node): Likewise.
15783 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
15784 (cgraph_reset_node): Use process flag.
15785 (cgraph_mark_functions_to_output): Likewise.
15786 (cgraph_expand_function): Likewise.
15787 (cgraph_expand_all_functions): Likewise.
15788 (cgraph_output_in_order): Likewise.
15789 * dwarf2out.c (reference_to_unused): Likewise.
15790 * passes.c do_per_function_toporder): Likewise.
15792 2009-03-28 Jan Hubicka <jh@suse.cz>
15794 Bring from lto-branch:
15796 2008-09-03 Doug Kwan <dougkwan@google.com>
15798 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
15799 enums instead of reason strings.
15800 * cgraph.c (cgraph_create_edge): Same.
15801 (cgraph_inline_failed_string): New function.
15802 * cgraph.h (cgraph_inline_failed_t): New enum type.
15803 (cgraph_inline_failed_string): New prototype.
15804 (struct cgraph_edge): Change type of INLINED_FAILED from constant
15805 char pointer to cgraph_inline_failed_t.
15806 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
15807 (cgraph_default_inline_p): Ditto.
15808 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
15809 to cgraph_inline_failed_t pointer.
15810 * cif-code.def: New file.
15811 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
15813 (cgraph_check_inline_limits): Change type of REASON to pointer to
15814 cgraph_inline_failed_t. Replace reason strings with enums.
15815 (cgraph_default_inline_p): Ditto.
15816 (cgraph_recursive_inlining_p): Ditto.
15817 (update_caller_keys): Change type of FAILED_REASON to
15818 cgraph_inline_failed_t.
15819 (cgraph_set_inline_failed): Change type of REASON to pointer to
15820 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
15821 convert enums to strings for text output.
15822 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
15823 to be of type cgraph_inline_failed_t. Replace reason strings with
15824 enums. Call cgraph_inline_failed_string to covert enums
15825 to strings for text output.
15826 (cgraph_decide_inlining): Replace reason strings with enums.
15827 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
15828 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
15830 * tree-inline.c (expand_call_inline): Change type of REASON
15831 to cgraph_inline_failed_t. Replace reason strings with enums.
15832 Call cgraph_inline_failed_string for text output.
15833 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
15836 2009-03-28 Jan Hubicka <jh@suse.cz>
15838 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
15839 cgraph_clone_node): Remove master clone handling.
15840 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15841 * cgraph.h (master_clone): Remove.
15842 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15843 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
15844 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
15846 2009-03-28 Jan Hubicka <jh@suse.cz>
15848 * cgraph.c (cgraph_function_body_availability): Functions declared
15849 inline are always safe to assume that it is not going to be replaced.
15851 2009-03-28 Richard Guenther <rguenther@suse.de>
15853 PR tree-optimization/38513
15854 * tree-ssa-pre.c (eliminate): Remove redundant stores.
15855 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15856 EXC_PTR_EXPR and FILTER_EXPR.
15857 (get_ref_from_reference_ops): Likewise.
15859 2009-03-28 Richard Guenther <rguenther@suse.de>
15861 PR tree-optimization/38968
15862 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
15863 Use FLOOR_MOD_EXPR to compute misalignment.
15865 2009-03-28 Richard Guenther <rguenther@suse.de>
15867 PR tree-optimization/37795
15868 * tree.h (combine_comparisons): Declare.
15869 * fold-const.c (combine_comparisons): Export.
15870 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
15872 (ifcombine_iforif): Use combine_comparisons.
15874 2009-03-28 Jan Hubicka <jh@suse.cz>
15876 * tree-eh.c (inlinable_call_p): New function.
15877 (make_eh_edges): Use it.
15878 (verify_eh_edges): Use it.
15879 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
15880 * except.c (reachable_next_level): Add inlinable_function argument
15881 (sjlj_find_directly_reachable_regions): Update.
15882 (add_reachable_handler): Do not set saw_any_handlers.
15883 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
15884 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15885 Add new inlinable call parameter.
15886 (can_throw_internal, can_throw_external): Update.
15887 * except.h (can_throw_internal_1, can_throw_external_1,
15888 foreach_reachable_handler): Update declaration.
15890 2009-03-28 Joseph Myers <joseph@codesourcery.com>
15892 * config/arm/t-arm-coff, config/h8300/coff.h,
15893 config/i386/i386-aout.h, config/i386/i386-coff.h,
15894 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
15895 config/pdp11/2bsd.h, config/rs6000/aix41.h,
15896 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
15897 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
15898 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
15899 sys-types.h: Remove.
15900 * Makefile.in: Remove protoize and fixproto support and references
15902 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
15903 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
15905 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
15906 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
15907 unprotoize$(exeext).
15908 (rest.encap): Don't depend on $(STMP_FIXPROTO)
15909 (.PHONY): Don't depend on proto.
15910 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
15911 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
15912 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
15913 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
15914 build/gen-protos.o, build/scan.o, xsys-protos.h,
15915 build/fix-header$(build_exeext), build/fix-header.o,
15916 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
15917 stmp-install-fixproto): Remove.
15918 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
15919 SYSCALLS.c or fixproto files.
15920 (install-common): Don't install protoize.
15921 (install-headers-tar, install-headers-cpio, install-headers-cp):
15922 Don't depend on $(STMP_FIXPROTO).
15923 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
15924 install fixproto files or write out fixproto settings.
15925 (uninstall): Don't uninstall protoize.
15926 * config.gcc (use_fixproto): Remove.
15927 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
15928 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
15929 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
15930 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
15931 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
15932 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
15933 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
15934 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
15935 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
15936 * config/t-vxworks (STMP_FIXPROTO): Remove.
15937 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
15938 STMP_FIXPROTO): Remove.
15939 * config.in, configure: Regenerate.
15940 * crtstuff.c (gid_t, uid_t): Don't undefine.
15941 * doc/install.texi: Change m68k-coff to m68k-elf in example.
15942 (arm-*-coff, arm-*-aout: Remove target entries.
15943 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
15944 Remove mention of AIX 4.1.
15945 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
15946 * doc/invoke.texi (Running Protoize): Remove.
15947 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
15948 (Protoize Caveats): Remove.
15949 * tsystem.h: Update comments on headers assumed to exist.
15951 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
15953 * genautomata.c: Add a new year to the copyright. Add a new
15955 (struct insn_reserv_decl): Add comments for member bypass_list.
15956 (find_bypass): Remove.
15957 (insert_bypass): New.
15958 (process_decls): Use insert_bypass.
15959 (output_internal_insn_latency_func): Output all bypasses with the
15960 same input insn in one switch case.
15962 * rtl.def (define_bypass): Describe bypass choice.
15963 * doc/md.texi (define_bypass): Ditto.
15965 2009-03-27 Richard Guenther <rguenther@suse.de>
15967 * gimplify.c (mark_addressable): Export.
15968 * tree-flow.h (mark_addressable): Declare.
15969 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
15970 * tree-ssa.c (verify_phi_args): Verify that address taken
15971 variables have TREE_ADDRESSABLE set.
15973 2009-03-27 Richard Guenther <rguenther@suse.de>
15975 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
15976 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
15977 Do not mark decls TREE_ADDRESSABLE.
15978 (build_fold_addr_expr): Adjust.
15979 (fold_addr_expr): Remove.
15980 (fold_unary): Use build_fold_addr_expr.
15981 (fold_comparison): Likewise.
15982 (split_address_to_core_and_offset): Likewise.
15983 * coverage.c (tree_coverage_counter_addr): Mark the array decl
15985 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
15986 (gimplify_modify_expr_to_memcpy): Mark source and destination
15988 * omp-low.c (create_omp_child_function): Mark the object decl
15990 (lower_rec_input_clauses): Mark the var we take the address of
15992 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
15994 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15996 PR middle-end/39315
15997 * cfgexpand.c (expand_one_stack_var_at): Change alignment
15998 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
16000 2009-03-27 Richard Guenther <rguenther@suse.de>
16002 PR tree-optimization/39120
16003 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
16005 (handle_lhs_call): Process return constraints. Add escape
16006 constraints if necessary.
16007 (handle_const_call): Fill out return constraints. Make nested
16008 case more precise. Avoid consttmp if possible.
16009 (handle_pure_call): Fill out return constraints. Avoid
16010 callused if possible.
16011 (find_func_aliases): Simplify call handling.
16013 2009-03-27 Richard Guenther <rguenther@suse.de>
16015 PR tree-optimization/39120
16016 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
16017 as a representative.
16018 (solve_graph): Do propagate CALLUSED.
16019 (handle_pure_call): Use a scalar constraint from CALLUSED for
16021 (find_what_p_points_to): CALLUSED shall not appear in poins-to
16024 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16027 * c-common.c (handle_aligned_attribute): Properly check alignment
16028 overflow. Use (1U << i) instead of (1 << i).
16030 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
16032 * expr.h (get_mem_align_offset): Updated.
16034 * tree.h (tree_decl_common): Change align to "unsigned int" and
16035 move it before pointer_alias_set.
16037 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16038 Jakub Jelinek <jakub@redhat.com>
16041 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
16042 gr_register_operand with gr_reg_or_0_operand.
16043 (cmpxchg_rel_di): Likewise.
16044 (sync_lock_test_and_set<mode>): Likewise.
16046 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16048 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
16049 (true_regnum): Likewise.
16051 * rtlanal.c (subreg_info): Moved to ...
16052 * rtl.h (subreg_info): Here. New.
16053 (subreg_get_info): New.
16055 * rtlanal.c (subreg_get_info): Make it extern.
16057 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16060 * config/i386/i386.c (ix86_abi): New.
16061 (override_options): Handle -mabi=.
16062 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
16063 (ix86_call_abi_override): Likewise.
16064 (init_cumulative_args): Likewise.
16065 (function_arg_advance): Likewise.
16066 (function_arg_64): Likewise.
16067 (function_arg): Likewise.
16068 (ix86_pass_by_reference): Likewise.
16069 (ix86_function_value_regno_p): Likewise.
16070 (ix86_build_builtin_va_list_abi): Likewise.
16071 (setup_incoming_varargs_64): Likewise.
16072 (is_va_list_char_pointer): Likewise.
16073 (ix86_init_machine_status): Likewise.
16074 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
16075 (ix86_function_type_abi): Return enum calling_abi. Rewrite
16076 for 64bit. Replace DEFAULT_ABI with ix86_abi.
16077 (ix86_function_abi): Make it static and return enum calling_abi.
16078 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
16080 (ix86_fn_abi_va_list): Updated.
16082 * config/i386/i386.h (ix86_abi): New.
16083 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
16084 (CONDITIONAL_REGISTER_USAGE): Likewise.
16085 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
16086 (machine_function): Likewise.
16088 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
16090 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
16091 (STACK_BOUNDARY): Likewise.
16092 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
16094 * config/i386/i386.opt (mabi=): New.
16096 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
16097 return enum calling_abi.
16098 (ix86_function_type_abi): Likewise.
16099 (ix86_function_abi): Removed.
16101 * doc/invoke.texi: Document -mabi= option for x86.
16103 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16105 * builtins.c (real_dconstp): Delete.
16106 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
16108 2009-03-27 Dodji Seketeli <dodji@redhat.com>
16109 Jakub Jelinek <jakub@redhat.com>
16112 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
16113 (gen_subprogram_die): When a function is explicit, generate the
16114 DW_AT_explicit attribute.
16115 * langhooks.h (struct lang_hooks_for_decls): Add
16116 function_decl_explicit_p langhook.
16117 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
16118 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
16120 2009-03-27 Jakub Jelinek <jakub@redhat.com>
16122 * builtins.c (fold_builtin_memory_op): Optimize memmove
16123 into memcpy if we can prove source and destination don't overlap.
16125 * tree-inline.c: Include gt-tree-inline.h.
16126 (clone_fn_id_num): New variable.
16127 (clone_function_name): New function.
16128 (tree_function_versioning): Use it.
16129 * Makefile.in (GTFILES): Add tree-inline.c.
16131 2009-03-27 Mark Mitchell <mark@codesourcery.com>
16133 * BASE-VER: Change to 4.5.0.
16135 2009-03-27 Xinliang David Li <davidxl@google.com>
16137 PR tree-optimization/39557
16138 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
16140 2009-03-27 Xinliang David Li <davidxl@google.com>
16142 PR tree-optimization/39548
16143 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
16146 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16148 * c-common.c (pointer_int_sum): Use %wd on return from
16151 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16153 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
16154 on return from tree_low_cst.
16156 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
16159 * ginclude/stdarg.h (va_copy): Define also for
16160 __GXX_EXPERIMENTAL_CXX0X__.
16162 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16165 * builtins.h (c_strlen): Do not warn here.
16166 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16167 * c-common.c (pointer_int_sum): Take an explicit location.
16168 Warn about offsets out of bounds.
16169 * c-common.h (pointer_int_sum): Adjust declaration.
16171 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16173 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
16176 2009-03-26 Jakub Jelinek <jakub@redhat.com>
16179 * opts.c (warn_if_disallowed_function_p): Don't assume
16180 get_callee_fndecl must return non-NULL.
16182 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
16184 PR rtl-optimization/39522
16185 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
16186 when reg_reloaded_valid is set.
16188 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16190 * config/spu/divv2df3.c: New file.
16191 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
16192 (DPBIT_FUNCS): Filter out _div_df.
16194 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
16196 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
16197 a jump insn, count that jump in the distance to the loop start.
16199 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
16202 * config/sh/sh.c (calc_live_regs): Fix condition for global
16203 registers except PIC_OFFSET_TABLE_REGNUM.
16205 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
16208 * doc/invoke.texi (-mconsole): New.
16210 (-mno-cygwin): New.
16212 (-mnop-fun-dllimport): New.
16216 (sub section "i386 and x86-64 Windows Options"): New.
16218 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
16220 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
16221 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
16223 2009-03-25 Richard Guenther <rguenther@suse.de>
16225 PR middle-end/39497
16226 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
16229 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
16231 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
16232 neither of haifa/selective schedulers are working.
16234 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16236 * doc/invoke.texi (Debugging Options): Fix description of
16237 -fno-merge-debug-strings.
16239 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
16241 * config/cris/libgcc.ver: New version-script.
16242 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
16244 * configure.ac <GAS features, nop mnemonic>: Add pattern
16245 crisv32-*-* for "nop".
16246 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
16247 * configure: Regenerate.
16249 2009-03-24 Ira Rosen <irar@il.ibm.com>
16251 PR tree-optimization/39529
16252 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
16253 mark_sym_for_renaming for the tag copied to the new vector
16256 2009-03-24 Arthur Loiret <aloiret@debian.org>
16258 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
16259 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
16260 EXTRA_SPEC_FUNCTIONS.
16261 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
16262 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
16263 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
16264 -march and -mtune options.
16266 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
16268 * config/m68k/t-rtems: Add m5329 multilib.
16270 2009-03-24 Dodji Seketeli <dodji@redhat.com>
16271 Jakub Jelinek <jakub@redhat.com>
16274 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
16277 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16280 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
16281 instead of c_parser_expression_conv, if original_code isn't one of the
16282 4 allowed comparison codes, fail.
16284 2009-03-23 Richard Guenther <rguenther@suse.de>
16286 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
16287 * tree.h (struct tree_type): Likewise.
16288 * reload.h (struct insn_chain): Likewise.
16289 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
16290 * function.h (struct function): Likewise.
16291 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
16293 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16295 PR tree-optimization/39516
16296 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
16298 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
16300 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
16301 should be set true if BITS_PER_WORD of target is bigger than 32
16303 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
16305 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
16306 Translate -B-options to -rpath-link. Correct existing
16307 rpath-link and conditionalize on !nostdlib.
16309 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16311 * doc/extend.texi (Function Attributes, Variable Attributes):
16313 * doc/invoke.texi (Debugging Options, Optimize Options)
16314 (i386 and x86-64 Options, MCore Options): Likewise.
16316 2009-03-20 Jakub Jelinek <jakub@redhat.com>
16319 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
16320 it for block local namespace aliases.
16321 (gen_decl_die): Pass context_die to gen_namespace_die.
16323 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16326 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
16327 minimum or maximum value.
16329 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
16331 * reginfo.c (globalize_reg): Recompute derived reg sets.
16333 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
16336 * libgcc2.c (mprotect): Do not use signed arguments for
16337 VirtualProtect, use DWORD arguments. Also fix the 'may
16338 be used uninitialized' warning for the np variable.
16340 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16343 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
16344 functions using regparm calling conventions when not optimizing.
16345 (ix86_function_sseregparm): Similarly for sseregparm calling
16348 2009-03-19 Li Feng <nemokingdom@gmail.com>
16350 PR middle-end/39500
16351 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
16352 dependence if the first conflict is after niter iterations.
16354 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
16356 PR middle-end/38609
16357 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
16358 functions with dynamic stack-pointer adjustments.
16360 2009-03-19 Ben Elliston <bje@au.ibm.com>
16362 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
16363 option; change to -msdata=data.
16365 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16367 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
16370 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
16373 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
16375 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
16377 * doc/invoke.texi (Code Gen Options): Expand discussion of
16380 2009-03-18 Jakub Jelinek <jakub@redhat.com>
16382 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
16383 * matrix-reorg.c (struct matrix_info): Likewise.
16384 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
16385 * rtl.h (struct mem_attrs): Likewise.
16386 * df.h (struct df): Likewise.
16387 * tree-data-ref.h (struct data_dependence_relation): Likewise.
16388 * ira-int.h (struct ira_allocno): Likewise.
16389 * df-scan.c (struct df_collection_rec): Likewise.
16390 * ira.c (struct equivalence): Likewise.
16391 * function.c (struct temp_slot): Likewise.
16392 * cfgloop.h (struct loop): Likewise.
16395 * function.c (use_register_for_decl): When not optimizing, disregard
16396 register keyword for variables with types containing methods.
16398 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
16400 PR middle-end/39447
16401 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
16402 (is_simple_operand): Call contains_component_ref_p before calling data
16403 reference analysis that would fail on COMPONENT_REFs.
16405 * tree-vrp.c (search_for_addr_array): Fix formatting.
16407 2009-03-18 Richard Guenther <rguenther@suse.de>
16409 * tree-vect-transform.c (vect_loop_versioning): Fold the
16410 generated comparisons.
16411 * tree-vectorizer.c (set_prologue_iterations): Likewise.
16412 (slpeel_tree_peel_loop_to_edge): Likewise.
16414 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16416 PR middle-end/37805
16417 * opts.c (print_specific_help): In addition to `undocumented',
16418 accept `separate' and `joined' flags if passed alone. Describe
16419 output by the first matched one of those.
16420 (common_handle_option): Skip over empty strings.
16421 * gcc.c (display_help): Fix help string for `--help='.
16422 * doc/invoke.texi (Option Summary, Overall Options): With
16423 `--help=', classes and qualifiers can both be repeated, but
16424 only the latter can be negated. One should not pass only
16425 negated qualifiers. Fix markup and examples.
16428 2008-10-14 Jakub Jelinek <jakub@redhat.com>
16429 PR middle-end/37805
16430 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
16431 and -fhelp=separate.
16433 2009-03-17 Jing Yu <jingyu@google.com>
16435 PR middle-end/39378
16436 * function.h (struct rtl_data): Move is_thunk from here...
16437 (struct function): ...to here.
16438 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
16439 * varasm.c (assemble_start_function): Change is_thunk from crtl to
16441 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
16443 (alpha_does_function_need_gp, alpha_start_function): Likewise.
16444 (alpha_output_function_end_prologue): Likewise.
16445 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
16446 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
16447 (rs6000_output_function_epilogue): Likewise.
16448 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
16450 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
16453 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
16454 from different units in a single alternative.
16455 (*truncdfsf_i387): Ditto.
16456 (*truncxfsf2_mixed): Ditto.
16457 (*truncxfdf2_mixed): Ditto.
16459 2009-03-17 Jakub Jelinek <jakub@redhat.com>
16461 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
16462 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
16465 * tree-ssa-live.c (remove_unused_locals): Don't remove local
16466 unused non-artificial variables when not optimizing.
16469 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
16470 DW_TAG_imported_module even if decl is IMPORTED_DECL with
16471 NAMESPACE_DECL in its DECL_INITIAL.
16473 PR middle-end/39443
16474 * optabs.c (set_user_assembler_libfunc): New function.
16475 * expr.h (set_user_assembler_libfunc): New prototype.
16476 * c-common.c: Include libfuncs.h.
16477 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
16478 for memcmp, memset, memcpy, memmove and abort.
16479 * Makefile.in (c-common.o): Depend on libfuncs.h.
16482 * dwarf2out.c (gen_inlined_enumeration_type_die,
16483 gen_inlined_structure_type_die, gen_inlined_union_type_die,
16484 gen_tagged_type_instantiation_die): Removed.
16485 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
16488 2009-03-17 Janis Johnson <janis187@us.ibm.com>
16491 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
16493 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
16494 (check-parallel-%): Ditto.
16495 (check-consistency): Ditto.
16497 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
16499 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
16500 local variable rhs by NULL_TREE.
16502 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16505 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
16507 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16510 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
16512 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16515 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
16516 for ms->sysv ABI calls only in 64bit mode.
16518 * config/i386/i386.md (untyped_call): Support 32bit.
16520 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
16522 * doc/extend.texi: Replace x86_65 with x86_64.
16524 2009-03-16 Jakub Jelinek <jakub@redhat.com>
16526 PR tree-optimization/39455
16527 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
16528 mismatches for POINTER_TYPE_P (type).
16529 (number_of_iterations_le): Likewise.
16531 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16533 * config/picochip/picochip.c: Removed profiling support.
16534 * config/picochip/picochip.md: Removed profiling instruction.
16535 * config/picochip/picochip.h: Removed profiling builtin.
16537 2009-03-16 Joseph Myers <joseph@codesourcery.com>
16539 * doc/install.texi (--with-host-libstdcxx): Document.
16541 2009-03-14 Anatoly Sokolov <aesok@post.ru>
16544 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
16545 generate a warning if the function name does not begin with
16546 "__vector" and the function has either the 'signal' or 'interrupt'
16547 attribute, from here to ...
16548 (avr_declare_function_name): ...here. New function.
16549 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
16550 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
16552 2009-03-14 Jakub Jelinek <jakub@redhat.com>
16555 * cse.c (fold_rtx): Don't modify original const_arg1 when
16556 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
16557 separate variable instead.
16558 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
16559 from out of range shift counts.
16560 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
16562 2009-03-13 Catherine Moore <clm@codesourcery.com>
16564 * config/i386/x-mingw32 (host-mingw32.o): Replace
16565 diagnostic.h with $(DIAGNOSTIC_H).
16567 2009-03-12 Jakub Jelinek <jakub@redhat.com>
16570 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
16572 * config/i386/sync.md (sync_compare_and_swap<mode>,
16573 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
16574 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
16576 (sync_double_compare_and_swapdi_pic,
16577 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
16578 cmpxchg8b_pic_memory_operand instead of just memory_operand.
16580 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16583 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
16585 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16588 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16589 (avx_addsubv4df3): Likewise.
16590 (*avx_addsubv4sf3): Likewise.
16591 (sse3_addsubv4sf3): Likewise.
16593 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16596 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
16598 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
16601 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
16602 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16603 registers for allocnos created from user-defined variables.
16605 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16608 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
16609 of non-integer mode as well.
16611 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
16613 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
16614 for functions for which the parameter types are unknown.
16616 2009-03-11 Jakub Jelinek <jakub@redhat.com>
16619 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
16620 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
16621 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
16622 * config/i386/i386.c (ix86_local_alignment): For
16623 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
16624 long long variables on the stack to avoid dynamic realignment.
16625 Allow the first argument to be a decl rather than type.
16626 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
16628 2009-03-11 Nick Clifton <nickc@redhat.com>
16631 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
16633 Add description to mno-lsim option.
16634 * config/mcore/mcore.h: Remove comment about deprecated m4align
16636 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
16637 * doc/invoke.texi: Add description of mno-lsim and
16638 mstack-increment options.
16640 * config/fr30/fr30.opt: Document the -mno-lsim option.
16641 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
16642 and -mno-lsim options.
16644 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16646 * fold-const.c (fold_comparison): Only call fold_inf_compare
16647 if the mode supports infinities.
16649 2009-03-11 Jason Merrill <jason@redhat.com>
16652 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
16653 end already did. Notice GIMPLE_CALL modifications of the result.
16654 Don't copy debug information from an ignored decl or a decl from
16657 2009-03-10 Richard Guenther <rguenther@suse.de>
16658 Nathan Froyd <froydnj@codesourcery.com>
16660 PR middle-end/37850
16661 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
16662 (__divMODE3): Likewise.
16664 2009-03-09 Jakub Jelinek <jakub@redhat.com>
16666 PR tree-optimization/39394
16667 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
16668 DECL_SIZE_UNIT of variable length FIELD_DECLs.
16670 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16672 * recog.c (verfiy_changes): Disallow renaming of hard regs in
16673 inline asms for register asm ("") declarations.
16675 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
16677 * fold-const.c (fold_unary): Fix comment.
16679 2009-03-07 Jan Hubicka <jh@suse.cz>
16682 * tree-inline.c (setup_one_parameter): Do replacement of const
16683 argument by constant in SSA form.
16685 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16687 PR middle-end/38028
16688 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
16689 determine alignment passed to assign_stack_local.
16690 (assign_parms_unsplit_complex): Likewise.
16691 * except.c (sjlj_build_landing_pads): Likewise.
16693 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16695 PR middle-end/39360
16696 * tree-flow.h (add_referenced_var): Return bool instead of void.
16697 * tree-dfa.c (add_referenced_var): Return result of
16698 referenced_var_check_and_insert call.
16699 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
16700 of referenced_var_check_and_insert.
16703 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
16704 (gen_variable_die): Emit DW_AT_location on abstract static variable's
16705 DIE, don't emit it if abstract origin already has it.
16706 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
16707 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
16709 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16711 * genpreds.c (needs_variable): Fix parentheses at variable name
16713 (write_tm_constrs_h): Indent generated code.
16715 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16717 * doc/extend.texi (Function Attributes): Add documentation
16718 for isr attributes.
16720 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16723 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
16724 take locus from its DECL_SOURCE_LOCATION instead of input_location.
16726 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16728 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
16731 2009-03-05 Jakub Jelinek <jakub@redhat.com>
16734 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
16735 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
16737 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
16739 * config/i386/i386.md (R8_REG, R9_REG): New constants.
16740 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
16741 constants instead of magic numbers.
16742 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
16744 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
16745 (x86_64_ms_abi_int_parameter_registers): Ditto.
16746 (x86_64_int_return_registers): Ditto.
16747 (ix86_maybe_switch_abi): Ditto.
16748 (ix86_expand_call): Ditto for clobbered_registers array.
16749 (ix86_hard_regno_mode_ok): Ditto.
16750 (x86_extended_QIreg_mentioned_p): Ditto.
16752 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
16754 PR tree-optimization/39349
16755 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
16757 * combine.c (gen_lowpart_for_combine): Use omode when generating
16760 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
16762 PR rtl-optimization/39235
16763 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
16765 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16767 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
16769 2009-03-04 Richard Guenther <rguenther@suse.de>
16771 PR tree-optimization/39362
16772 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
16773 that occur in abnormal PHIs should be varying.
16775 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16777 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
16779 (simple_iv): Take loop as an argument instead of statement.
16780 * tree-scalar-evolution.h (simple_iv): Declaration changed.
16781 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
16783 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
16785 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
16786 * matrix-reorg.c (analyze_transpose): Ditto.
16787 * tree-data-ref.c (dr_analyze_innermost): Ditto.
16788 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
16789 * tree-predcom.c (ref_at_iteration): Ditto.
16790 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
16792 2009-03-04 Richard Guenther <rguenther@suse.de>
16794 PR tree-optimization/39358
16795 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
16796 escaped_id and callused_id.
16797 (solve_graph): Likewise.
16799 2009-03-04 Richard Guenther <rguenther@suse.de>
16801 PR tree-optimization/39339
16802 * tree-sra.c (try_instantiate_multiple_fields): Make it
16803 no longer ICE on the above.
16805 2009-03-03 Joseph Myers <joseph@codesourcery.com>
16807 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
16808 that fits within Pmode.
16810 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16812 PR middle-end/10109
16813 * tm.texi (LIBCALL_VALUE): Update description.
16815 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16817 PR middle-end/34443
16818 * doc/extend.texi (section): Update description.
16820 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
16822 PR middle-end/39345
16823 * tree-inline.c (remapped_type): New.
16824 (can_be_nonlocal): Call remapped_type instead of remap_type.
16826 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16829 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
16830 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
16832 2009-03-03 Richard Guenther <rguenther@suse.de>
16834 PR middle-end/39272
16835 * tree.c (tree_nonartificial_location): New function.
16836 * tree.h (tree_nonartificial_location): Declare.
16837 * builtins.c (expand_builtin_memory_chk): Provide location
16838 of the call location for artificial function pieces.
16839 (maybe_emit_chk_warning): Likewise.
16840 (maybe_emit_sprintf_chk_warning): Likewise.
16841 (maybe_emit_free_warning): Likewise.
16842 * expr.c (expand_expr_real_1): Likewise.
16844 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16846 PR tree-optimization/39343
16847 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
16848 COMPONENT_REF t has ARRAY_TYPE.
16850 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
16852 PR middle-end/39335
16853 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
16854 when the type precision of the induction variable should be
16855 larger than the type precision of nit.
16856 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
16857 * graphite.c (graphite_loop_normal_form): Same.
16858 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
16860 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16862 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
16863 (*call_1_rex64_ms_sysv): Use named constants instead of magic
16864 numbers to describe clobbered registers.
16865 (*call_value_0_rex64_ms_sysv): Ditto.
16866 * config/i386/mmx.md (mmx_emms): Ditto.
16867 (mmx_femms): Ditto.
16869 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
16871 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
16874 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16876 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
16877 (spu_section_type_flags): New function.
16879 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16881 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
16882 reg_class_contents of FLOAT_REGS into a temporary.
16884 2009-03-02 Richard Guenther <rguenther@suse.de>
16885 Ira Rosen <irar@il.ibm.com>
16887 PR tree-optimization/39318
16888 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
16889 information to the vectorized statement.
16891 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
16893 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
16894 variable. Use defined names instead of magic constants for REX SSE
16897 2009-03-01 Richard Guenther <rguenther@suse.de>
16899 PR tree-optimization/39331
16900 * omp-low.c (lower_send_shared_vars): Do not receive new
16901 values for the reference of DECL_BY_REFERENCE parms or results.
16903 2009-03-01 Jan Hubicka <jh@suse.cz>
16906 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
16907 BLOCK_NONLOCALIZED_VAR): New macros.
16908 (tree_block): Add nonlocalized_vars.
16909 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
16910 gen_decl_die): Add origin argument. Allow generation of die with
16911 origin at hand only.
16912 (gen_member_die, gen_type_die_with_usage, force_decl_die,
16913 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
16915 (gen_block_die): Fix checking for unused blocks.
16916 (process_scope_var): Break out from .... ; work with origins only.
16917 (decls_for_scope) ... here; process nonlocalized list.
16918 (dwarf2out_ignore_block): Look for nonlocalized vars.
16919 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
16921 (dump_scope_block): Dump them.
16922 * tree-inline.c (remap_decls): Handle nonlocalized vars.
16923 (remap_block): Likewise.
16924 (can_be_nonlocal): New predicate.
16925 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
16927 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16929 * configure: Regenerate.
16931 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16933 * optc-gen.awk: No need to duplicate option flags twice.
16934 Reuse help texts for duplicate options which do not have any.
16936 * gcc.c (display_help): Document --version.
16938 * gcc.c (main): If print_help_list and verbose_flag, ensure
16939 driver output comes before subprocess output.
16941 * optc-gen.awk: Assign all remaining fields to help string,
16942 space-separated, for multi-line help in *.opt.
16944 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
16945 -Wno-pedantic-ms-format is for MinGW targets only.
16947 * doc/options.texi (Option file format): Fix bad indentation,
16948 restoring dropped sentence.
16950 2009-02-28 Jan Hubicka <jh@suse.cz>
16952 * tree-inline.c (tree_function_versioning): Output debug info.
16954 2009-02-28 Jan Hubicka <jh@suse.cz>
16957 * tree-inline.c (setup_one_parameter): Do not copy propagate
16958 arguments when not optimizing.
16960 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
16963 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16964 (avx_addsubv4df3): Likewise.
16965 (*avx_addsubv4sf3): Likewise.
16966 (sse3_addsubv4sf3): Likewise.
16967 (*avx_addsubv2df3): Likewise.
16968 (sse3_addsubv2df3): Likewise.
16969 (avx_unpckhps256): Correct item selectors.
16970 (avx_unpcklps256): Likewise.
16971 (avx_unpckhpd256): Likewise.
16972 (avx_unpcklpd256): Likewise.
16974 2009-02-28 Jan Hubicka <jh@suse.cz>
16976 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
16978 (copy_arguments_for_versioning): If var is declared don't declare it.
16979 (tree_function_versioning): First setup substitutions and then copy
16982 2009-02-27 Jan Hubicka <jh@suse.cz>
16985 * cgraph.h (varpool_output_debug_info): Remove.
16986 * cgraphunit.c (varpool_output_debug_info): Remove.
16987 * dwarf2out.c (deferred_locations_struct): New struct
16988 (deferred_locations): New type.
16989 (deferred_locations_list): New static var.
16990 (deffer_location): New function.
16991 (gen_variable_die): Use it.
16992 (decls_for_scope): Output info on local static vars.
16993 (dwarf2out_finish): Process deferred locations.
16994 * varpool.c (varpool_output_debug_info): Remove.
16996 2009-02-27 Jan Hubicka <jh@suse.cz>
16999 * tree.h (TREE_PROTECTED): Fix comment.
17000 (BLOCK_HANDLER_BLOCK): Remove.
17001 (struct tree_block): Remove handler_block add body_block.
17002 (inlined_function_outer_scope_p): New.
17003 (is_body_block): Remove.
17004 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
17005 * dwarf2out.c (is_inlined_entry_point): Remove.
17006 (add_high_low_attributes): Use inlined_function_outer_scope_p.
17007 (gen_block_die): Use is_inlined_entry_point check. Remove body block
17009 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
17010 * gimplify.c (gimplify_expr): Gimplify body blocks.
17011 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
17012 block with multiple subblocks.
17013 (dump_scope_block): Prettier output; dump more flags and info.
17014 (dump_scope_blocks): New.
17015 (remove_unused_locals): Use dump_scope_blocks.
17016 * tree-flow.h (dump_scope_blocks): Declare.
17017 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
17018 * stmt.c (is_body_block): Remove.
17019 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
17020 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
17022 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
17024 PR middle-end/39308
17025 * graphite.c (graphite_loop_normal_form): Do not call
17026 number_of_iterations_exit from a gcc_assert.
17028 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17030 * config/s390/s390.c (s390_swap_cmp): Look for conditional
17031 jumps if COND is NULL.
17032 (find_cond_jump): New function.
17033 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
17034 * config/s390/s390.md: Remove z10_cobra attribute value.
17036 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
17038 * config/alpha/alpha.h (alpha_expand_mov): Return false if
17039 force_const_mem returns NULL_RTX.
17041 2009-02-26 Jan Hubicka <jh@suse.cz>
17044 * cgraph.h (varpool_output_debug_info): Remove.
17045 * cgraphunit.c (varpool_output_debug_info): Remove.
17046 * dwarf2out.c (deferred_locations_struct): New struct
17047 (deferred_locations): New type.
17048 (deferred_locations_list): New static var.
17049 (deffer_location): New function.
17050 (gen_variable_die): Use it.
17051 (decls_for_scope): Output info on local static vars.
17052 (dwarf2out_finish): Process deferred locations.
17053 * varpool.c (varpool_output_debug_info): Remove.
17055 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
17057 PR rtl-optimization/39241
17058 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
17059 to subreg_offset_representable_p.
17061 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17063 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
17064 execute function prototype. Get f and nregs from max_reg_num
17065 and get_insns. Remove the first backward pass as it's dead,
17066 guard the forward pass by flag_expensive_optimizations.
17067 (rest_of_handle_regmove): Delete.
17068 (pass_regmove): Replace it with regmove_optimize.
17070 2009-02-25 Martin Jambor <mjambor@suse.cz>
17072 PR tree-optimization/39259
17073 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
17074 calls_alloca function flags.
17075 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
17076 calls are detected.
17078 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17080 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
17081 flags_set_1_rtx, flags_set_1_set): Delete.
17082 (regmove_optimize): Do not call mark_flags_life_zones.
17084 2009-02-24 Julian Brown <julian@codesourcery.com>
17087 * config/arm/arm.c (require_pic_register): Only set
17088 cfun->machine->pic_reg once per function.
17090 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
17092 * doc/invoke.texi (Link Options): Document an easier way to pass
17093 options that take arguments to the GNU linker using -Xlinker and -Wl.
17095 2009-02-24 Steve Ellcey <sje@cup.hp.com>
17098 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
17100 2009-02-24 Richard Guenther <rguenther@suse.de>
17103 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
17105 2009-02-24 Richard Guenther <rguenther@suse.de>
17106 Zdenek Dvorak <ook@ucw.cz>
17108 PR tree-optimization/39233
17109 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
17110 from converting them to a generic type.
17112 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
17114 PR tree-optimization/39260
17115 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
17116 contains a condition with a real type.
17117 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
17119 2009-02-23 Jason Merrill <jason@redhat.com>
17122 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
17123 narrowing_initializer_constant_valid_p.
17124 (narrowing_initializer_constant_valid_p): Don't return
17125 null_pointer_node for adding a pointer to itself.
17127 2009-02-23 Jan Hubicka <jh@suse.cz>
17130 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
17133 2009-02-23 Jan Hubicka <jh@suse.cz>
17135 PR tree-optimization/37709
17136 * tree.c (block_ultimate_origin): Move here from dwarf2out.
17137 * tree.h (block_ultimate_origin): Declare.
17138 * dwarf2out.c (block_ultimate_origin): Move to tree.c
17139 * tree-ssa-live.c (remove_unused_scope_block_p):
17140 Eliminate blocks containig no instructions nor live variables nor
17142 (dump_scope_block): New function.
17143 (remove_unused_locals): Enable removal of dead blocks by default;
17144 enable dumping at TDF_DETAILS.
17146 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17148 * config/i386/i386.c (classify_argument): Don't allow COImode
17150 (function_arg_advance_32): Don't allow OImode.
17151 (function_arg_32): Likewise.
17152 (function_value_32): Likewise.
17153 (return_in_memory_32): Likewise.
17154 (function_arg_64): Remove OImode comment.
17156 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17159 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
17160 ix86_expand_vector_set for V4DImode in 64bit mode only.
17161 (ix86_expand_vector_init_one_var): Likewise.
17163 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
17165 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
17167 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17170 * loop-iv.c: Revert last change.
17171 * emit-rtl.c: Likewise.
17173 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17176 * config/i386/i386.c (type_natural_mode): Remove an extra
17177 space in the warning message.
17178 (function_value_32): Handle 32-byte vector modes.
17179 (return_in_memory_32): Likewise.
17181 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17183 * loop-iv.c (truncate_value): New function.
17184 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
17186 (lowpart_subreg): Move to...
17187 * emit-rtl.c: ...here.
17189 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
17191 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
17192 accidental and undocumented change at revision 140860.
17194 2009-02-21 Joseph Myers <joseph@codesourcery.com>
17196 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
17197 take gimple_seq * arguments.
17198 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
17199 types_compatible_p langhook.
17201 2009-02-20 Mark Mitchell <mark@codesourcery.com>
17202 Joseph Myers <joseph@codesourcery.com>
17204 * config/arm/arm.c (arm_builtin_va_list): New function.
17205 (arm_expand_builtin_va_start): Likewise.
17206 (arm_gimplify_va_arg_expr): Likewise.
17207 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
17208 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
17209 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
17210 (va_list_type): New variable.
17211 (arm_mangle_type): Mangle va_list_type appropriately.
17213 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17215 PR middle-end/39157
17216 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
17217 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
17218 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
17219 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
17220 parameter to 1000 for -O1 by default.
17221 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
17223 * loop-invariant.c: Include params.h.
17224 (move_loop_invariants): Don't call move_single_loop_invariants on
17227 2009-02-20 Jaka Mocnik <jaka@xlab.si>
17229 * calls.c (emit_library_call_value_1): Use slot_offset instead of
17230 offset when calculating bounds for indexing stack_usage_map. Fixes
17231 a buffer overflow with certain target setups.
17233 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17236 * calls.c (expand_call): Clear try_tail_call if caller and callee
17237 disagree in promotion of function return value.
17239 2009-02-19 Jakub Jelinek <jakub@redhat.com>
17242 * c-common.c (c_determine_visibility): If visibility changed and
17243 DECL_RTL has been already set, call make_decl_rtl to update symbol
17246 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
17249 * varasm.c (assemble_variable): Don't check DECL_NAME when
17250 globalizing a variable.
17252 2009-02-19 Joseph Myers <joseph@codesourcery.com>
17255 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
17256 expression before any __builtin_trap call.
17257 * c-typeck.c (build_function_call): Convert and check function
17258 arguments before generating a call to a trap. Evaluate the
17259 function arguments before the trap.
17261 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
17264 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
17265 (UNSPEC_FXAM_MEM): New unspec.
17266 (fxam<mode>2_i387_with_temp): New insn and split pattern.
17267 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
17268 memory using fxam<mode>2_i387_with_temp to remove excess precision.
17270 2009-02-19 Richard Guenther <rguenther@suse.de>
17272 PR tree-optimization/39207
17273 PR tree-optimization/39074
17274 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
17275 storedanything_tree): New.
17276 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
17277 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
17278 (build_succ_graph): Add edges from STOREDANYTHING to all
17280 (init_base_vars): Initialize STOREDANYTHING.
17281 (compute_points_to_sets): Free substitution info after
17282 building the succ graph.
17283 (ipa_pta_execute): Likewise.
17285 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
17287 (do_ds_constraint): Do not add to special var or non-pointer
17289 (type_could_have_pointers): Split out from ...
17290 (could_have_pointers): ... here. For arrays use the element type.
17291 (create_variable_info_for): Initialize may_have_pointers.
17292 (new_var_info): Likewise.
17293 (handle_lhs_call): Make the HEAP variable unknown-sized.
17294 (intra_create_variable_infos): Use a type with pointers for
17295 PARM_NOALIAS, make it unknown-sized.
17297 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
17300 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
17302 2009-02-18 Jason Merrill <jason@redhat.com>
17305 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
17306 value if DECL_EXTERNAL.
17307 * tree-sra.c (sra_walk_gimple_assign): Likewise.
17308 * target.h (gcc_target::binds_local_p): Clarify "module".
17309 * tree.h (TREE_PUBLIC): Clarify "module".
17311 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
17314 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
17315 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
17317 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
17320 * c.opt (Wabi): Support C and ObjC.
17323 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
17325 * config/i386/i386.c (classify_argument): Warn once about the ABI
17326 change when passing union with long double.
17328 * doc/invoke.texi: Update -Wabi for warning psABI changes.
17330 2009-02-18 Joseph Myers <joseph@codesourcery.com>
17333 * c-parser.c (c_parser_compound_statement): Always enter and leave
17336 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17339 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
17341 2009-02-18 Jakub Jelinek <jakub@redhat.com>
17343 PR tree-optimization/36922
17344 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
17345 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
17348 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17350 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
17353 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17355 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
17357 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17359 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
17362 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
17363 Richard Sandiford <rdsandiford@googlemail.com>
17365 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
17366 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
17367 (loongson_biadd): ...this.
17369 2009-02-17 Richard Guenther <rguenther@suse.de>
17371 PR tree-optimization/39202
17372 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
17373 a var make sure to follow existing collapses.
17375 2009-02-17 Richard Guenther <rguenther@suse.de>
17377 PR middle-end/39214
17378 * langhooks.c (lhd_print_error_function): Check for NULL block.
17380 2009-02-17 Richard Guenther <rguenther@suse.de>
17382 PR tree-optimization/39204
17383 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
17386 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
17388 * config/soft-fp/double.h: Update from glibc CVS.
17390 2009-02-17 Richard Guenther <rguenther@suse.de>
17392 PR tree-optimization/39207
17393 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
17394 strict-aliasing warnings for pointers pointing to NULL.
17396 2009-02-16 Joseph Myers <joseph@codesourcery.com>
17399 * c-parser.c (c_parser_braced_init): Call pop_init_level when
17400 skipping until next close brace.
17402 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
17405 * config/i386/i386.c (ix86_expand_push): Set memory alignment
17406 to function argument boundary.
17408 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17410 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
17411 in the lea_add. Reload eventually constraints it properly.
17412 * config/picochip/constraints.md: Remove the target constraint
17413 "b", since it is not needed anymore.
17415 2009-02-16 Jakub Jelinek <jakub@redhat.com>
17417 * gthr-dce.h: Uglify function parameter and local variable names.
17418 * gthr-gnat.h: Likewise.
17419 * gthr-mipssde.h: Likewise.
17420 * gthr-nks.h: Likewise.
17421 * gthr-posix95.h: Likewise.
17422 * gthr-posix.h: Likewise.
17423 * gthr-rtems.h: Likewise.
17424 * gthr-single.h: Likewise.
17425 * gthr-solaris.h: Likewise.
17426 * gthr-tpf.h: Likewise.
17427 * gthr-vxworks.h: Likewise.
17428 * gthr-win32.h: Likewise.
17430 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
17433 * config/i386/i386.md: Restrict the new peephole2 to move
17434 between MMX/SSE registers.
17436 2009-02-15 Richard Guenther <rguenther@suse.de>
17439 2009-02-13 Richard Guenther <rguenther@suse.de>
17441 * configure.ac: Enable LFS.
17442 * configure: Re-generate.
17443 * config.in: Likewise.
17445 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17447 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
17448 spu_srqwbyte, spu_srqwbytebc): Define.
17449 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
17450 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
17451 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
17452 "shrqby_<mode>"): New insn-and-split patterns.
17453 * config/spu/spu.c (expand_builtin_args): Determine and return
17454 number of operands using spu_builtin_description data.
17455 (spu_expand_builtin_1): Use it.
17457 2009-02-13 Steve Ellcey <sje@cup.hp.com>
17460 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
17463 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17466 * config/i386/i386.c (override_options): Correct warning
17467 messages for -malign-loops, -malign-jumps and -malign-functions.
17469 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17472 * config/i386/i386.md: Restrict the new peephole2 to move
17473 between the general purpose registers.
17475 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17478 * config/i386/i386.c (type_natural_mode): Add a new argument.
17479 Return the original mode and warn ABI change if vector size is 32byte.
17480 (function_arg_advance): Updated.
17481 (function_arg): Likewise.
17482 (ix86_function_value): Likewise.
17483 (ix86_return_in_memory): Likewise.
17484 (ix86_sol10_return_in_memory): Likewise.
17485 (ix86_gimplify_va_arg): Likewise.
17486 (function_arg_32): Don't warn ABX ABI change here.
17487 (function_arg_64): Likewise.
17489 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
17491 * loop-iv.c (implies_p): In the final case, test that operands 0
17492 of the two comparisons match.
17494 * config/bfin/bfin.c (find_prev_insn_start): New function.
17495 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
17496 (find_next_insn_start): Move.
17498 2009-02-13 Richard Guenther <rguenther@suse.de>
17500 * configure.ac: Enable LFS.
17501 * configure: Re-generate.
17502 * config.in: Likewise.
17504 2009-02-13 Joseph Myers <joseph@codesourcery.com>
17507 * c-parser.c (c_parser_parms_list_declarator): Discard pending
17508 sizes on syntax error after some arguments have been parsed.
17510 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17512 * doc/invoke.texi (-fira): Remove.
17514 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17516 * caller-save.c: Replace regclass.c with reginfo.c in comments.
17517 * recog.c: Likewise.
17520 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
17522 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
17523 (umul_ppmm): Likewise.
17524 (count_leading_zeros): Likewise.
17525 (count_trailing_zeros): Likewise.
17526 (UMUL_TIME): Likewise.
17528 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17530 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
17531 soft-fp/t-softfp to tmake_file.
17533 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
17534 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
17535 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
17536 IA64_BUILTIN_INFQ]: New.
17537 (ia64_init_builtins): Initialize __builtin_infq,
17538 __builtin_fabsq and __builtin_copysignq if not HPUX.
17539 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
17540 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
17542 * config/ia64/lib1funcs.asm (__divtf3): Define only if
17544 (__fixtfti): Likewise.
17545 (__fixunstfti): Likewise.
17546 (__floattitf): Likewise.
17548 * config/ia64/libgcc-glibc.ver: New.
17549 * config/ia64/t-fprules-softfp: Likewise.
17550 * config/ia64/sfp-machine.h: Likewise.
17552 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
17553 (LIBGCC2_TF_CEXT): Likewise.
17554 (TF_SIZE): Likewise.
17555 (TARGET_INIT_LIBFUNCS): Likewise.
17557 * config/ia64/t-glibc (SHLINB_MAPFILES):
17558 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
17560 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17562 * config/i386/i386.c (construct_container): Rewrite processing
17563 BLKmode with X86_64_SSE_CLASS.
17565 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
17568 * config/i386/i386.md: Replace simplify_replace_rtx with
17569 replace_rtx in the new peephole2.
17571 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
17573 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
17574 loop unrolling do not happen at -O2.
17576 2009-02-12 Michael Matz <matz@suse.de>
17578 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
17580 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17582 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
17585 2009-02-12 Ben Elliston <bje@au.ibm.com>
17587 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
17588 patterns when updating the back chain. Missed in the 2009-02-10
17591 2009-02-11 Janis Johnson <janis187@us.ibm.com>
17593 * doc/extend.texi (Decimal Floating Types): Update identifier of
17594 draft TR and list of missing support.
17596 2009-02-11 Jakub Jelinek <jakub@redhat.com>
17598 PR middle-end/39154
17599 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
17600 bit to variable length decl's flags, add it also to its
17601 pointer replacement variable.
17603 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
17604 Jakub Jelinek <jakub@redhat.com>
17607 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
17608 (memory_blockage): New expander.
17609 (*memory_blockage): New insn pattern.
17610 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
17611 instead of general blockage at the end of function prologue when
17612 frame pointer is used to access red zone area. Do not emit blockage
17613 when profiling, it is emitted in generic code.
17614 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
17615 function epilogue when frame pointer is used to access red zone area.
17617 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
17620 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
17621 by arithmetic with memory operands.
17622 * config/i386/predicates.md (commutative_operator): New.
17624 2009-02-10 Janis Johnson <janis187@us.ibm.com>
17626 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
17629 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
17631 * alias.h (record_alias_subset): Declare.
17632 * alias.c (record_alias_subset): Make global.
17634 2009-02-10 Nick Clifton <nickc@redhat.com>
17636 * tree-parloops.c: Change license to GPLv3.
17637 * ipa-struct-reorg.c: Change license to GPLv3.
17638 * ipa-struct-reorg.h: Change license to GPLv3.
17640 2009-02-10 Steve Ellcey <sje@cup.hp.com>
17643 * c-decl.c (start_struct): Return NULL on error.
17645 2009-02-10 Jakub Jelinek <jakub@redhat.com>
17647 PR middle-end/39124
17648 * cfgloopmanip.c (remove_path): Call remove_bbs after
17649 cancel_loop_tree, not before it.
17652 * function.h (struct function): Add has_local_explicit_reg_vars bit.
17653 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
17654 VAR_DECLs were seen.
17655 * tree-ssa-live.c (remove_unused_locals): Recompute
17656 cfun->has_local_explicit_reg_vars.
17657 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
17658 copies or clearings if cfun->has_local_explicit_reg_vars.
17660 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
17663 * config/i386/i386.c (expand_prologue): Emit blockage at the end
17664 of function prologue when frame pointer is used to access
17667 2009-02-10 Richard Guenther <rguenther@suse.de>
17669 PR middle-end/39127
17670 * gimplify.c (gimple_regimplify_operands): Always look if
17671 we need to create a temporary.
17673 2009-02-10 Richard Guenther <rguenther@suse.de>
17675 PR tree-optimization/39132
17676 * tree-loop-distribution.c (todo): New global var.
17677 (generate_memset_zero): Trigger TODO_rebuild_alias.
17678 (tree_loop_distribution): Return todo.
17680 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
17683 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
17684 (x86_64_reg_class_name): Removed.
17685 (classify_argument): Return 0 if bytes > 32. Return 0 if the
17686 first one isn't X86_64_SSE_CLASS or any other ones aren't
17687 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
17688 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
17689 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
17690 and 3 X86_64_SSEUP_CLASS.
17691 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
17692 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
17694 2009-02-10 Ben Elliston <bje@au.ibm.com>
17696 * config/rs6000/rs6000.md (allocate_stack): Always use an update
17697 form instruction to update the stack back chain word, even if the
17698 user has disabled the generation of update instructions.
17699 (movdi_<mode>_update_stack): New.
17700 (movsi_update_stack): Likewise.
17701 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
17702 always use an update form instruction to update the stack back
17705 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
17707 PR middle-end/38953
17708 * graphite.c (if_region_set_false_region): After moving a region in
17709 the false branch of a condition, remove the empty dummy basic block.
17710 (gloog): Remove wrong fix for PR38953.
17712 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17714 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
17715 generation due to implicit sign extension.
17717 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
17719 PR middle-end/38981
17720 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
17721 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
17723 2009-02-09 Richard Guenther <rguenther@suse.de>
17725 PR middle-end/35202
17726 * convert.c (convert_to_real): Disable (float)fn((double)x)
17727 to fnf(x) conversion if errno differences may occur and
17728 -fmath-errno is set.
17730 2009-02-07 Anatoly Sokolov <aesok@post.ru>
17732 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
17733 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17734 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17736 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17739 * c-common.c (handle_alias_attribute): Disallow attribute for
17740 anything not a FUNCTION_DECL or VAR_DECL.
17742 2009-02-06 Janis Johnson <janis187@us.ibm.com>
17745 * real.c (do_compare): Special-case compare of zero against
17746 decimal float value.
17748 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17751 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
17752 as indicating flexible array members unless the field itself is
17753 being declarared as the incomplete array.
17755 2009-02-06 Jan Hubicka <jh@suse.cz>
17757 PR tree-optimization/38844
17758 * ipa-inline.c (try_inline): Stop inlining recursion when edge
17759 is already inlined.
17761 2009-02-06 Richard Guenther <rguenther@suse.de>
17763 PR middle-end/38977
17764 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
17765 fork because we may expand it as __gcov_fork.
17767 2009-02-06 Nick Clifton <nickc@redhat.com>
17769 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
17771 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
17773 PR tree-optimization/35659
17774 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
17775 vn_phi_eq): Shortcut if hashcode does not match.
17776 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
17778 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
17779 and avoid iterative_hash_expr.
17780 (FOR_EACH_VALUE_ID_IN_SET): New.
17781 (value_id_compare): Remove.
17782 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
17783 sort expressions by value id.
17785 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
17788 * config/sh/predicates.md (general_movsrc_operand): Don't check
17789 the subreg of system registers here.
17791 2009-02-05 Jakub Jelinek <jakub@redhat.com>
17794 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
17795 on the copied decl.
17797 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
17799 PR rtl-optimization/39110
17800 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
17801 addresses, not aligned ones.
17803 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
17804 Richard Guenther <rguenther@suse.de>
17806 PR tree-optimization/39100
17807 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
17808 comment says and add edges.
17810 2009-02-05 Joseph Myers <joseph@codesourcery.com>
17813 * c-common.c (handle_tls_model_attribute): Ignore attribute for
17814 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
17816 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
17818 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
17819 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
17820 register_bb_in_sese, new_sese, free_sese): Moved.
17821 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
17822 outermost_loop_in_scop, build_scop_iteration_domain,
17823 expand_scalar_variables_ssa_name, get_vdef_before_scop,
17824 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
17825 Use loop_in_sese_p instead of loop_in_scop_p.
17826 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
17827 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
17828 (scopdet_basic_block_info): Fix bug in scop detection.
17829 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
17830 eq_loop_to_cloog_loop): Remove.
17831 (nb_loops_around_loop_in_scop, nb_loop
17832 ref_nb_loops): Moved here...
17833 * graphite.h (ref_nb_loops): ... from here.
17834 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
17835 (loop_domain_dim, loop_iteration_vector_dim): Remove.
17836 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
17837 * testsuite/gcc.dg/graphite/scop-19.c: New
17839 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
17840 Hans-Peter Nilsson <hp@axis.com>
17842 PR rtl-optimization/37889
17843 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
17844 Move offset handling from PLUS to before the switch. Use new
17845 arguments when considering SYMBOL_REFs too.
17846 (rtx_addr_can_trap_p): Pass dummy offset and size.
17847 (enum may_trap_p_flags): Remove.
17848 (may_trap_p_1): Pass size from MEM_SIZE.
17850 PR rtl-optimization/38921
17851 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
17852 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
17853 * rtlanal.c (may_trap_after_code_motion_p): Delete.
17854 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
17856 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
17858 AVX Programming Reference (January, 2009)
17859 * config/i386/sse.md (*vpclmulqdq): New.
17861 2009-02-04 Jakub Jelinek <jakub@redhat.com>
17863 PR tree-optimization/38977
17864 PR gcov-profile/38292
17865 * calls.c (special_function_p): Disregard __builtin_ prefix.
17867 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
17869 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
17870 non-indexable addresses even before reload.
17872 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17875 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
17876 as having variable size. Do not give an error for unnamed
17877 parameters with [*] declarators. Give a warning for type names
17878 with [*] declarators and mark them as variable size.
17879 * c-parser.c (c_parser_sizeof_expression): Do not give an error
17880 for sizeof applied to [*] type names.
17882 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17885 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
17887 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17889 * gcc.c (process_command): Update copyright notice dates.
17890 * gcov.c (print_version): Likewise.
17891 * gcov-dump.c (print_version): Likewise.
17892 * mips-tfile.c (main): Likewise.
17893 * mips-tdump.c (main): Likewise.
17895 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17898 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
17899 for composite type involving a zero-length array type.
17901 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17904 * function.c (match_asm_constraints_1): Skip over
17905 initial optional % in the constraint.
17907 PR inline-asm/39059
17908 * c-parser.c (c_parser_postfix_expression): If fixed point is not
17909 supported, don't accept FIXED_CSTs.
17910 * c-decl.c (finish_declspecs): Error if fixed point is not supported
17911 and _Sat is used without _Fract/_Accum. Set specs->type to
17912 integer_type_node for cts_fract/cts_accum if fixed point is not
17915 2009-02-02 Catherine Moore <clm@codesourcery.com>
17917 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
17919 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
17921 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
17922 (ABI_HAS_64BIT_SYMBOLS): Use it.
17923 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
17925 2009-02-02 Paul Brook <paul@codesourcery.com>
17927 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
17929 2009-02-02 Jakub Jelinek <jakub@redhat.com>
17931 PR inline-asm/39058
17932 * recog.h (asm_operand_ok): Add constraints argument.
17933 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
17934 recurse on matching constraint.
17935 (check_asm_operands): Pass constraints as 3rd argument to
17936 asm_operand_ok. Don't look up matching constraint here.
17937 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
17940 2009-02-02 Ben Elliston <bje@au.ibm.com>
17942 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
17943 TARGET_NARROW_VOLATILE_BITFIELD macro names.
17945 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17947 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
17948 information. Remove some obsolete information. Reorganize.
17950 * config/pa/fptr.c: Revert license to GPL 2.
17951 * config/pa/milli64.S: Likewise.
17953 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17956 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
17957 LIBRARY name in, instead of hard-coding it.
17958 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
17959 extra target make frag to tmake_files according to EH model.
17960 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
17961 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
17962 frags that define makefile variable EH_MODEL appropriately.
17963 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
17964 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
17965 to "-sjlj" according to type of EH configured.
17966 (LIBGCC_SONAME): Concatenate it to shared library base name.
17967 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
17968 to "_sjlj" according to type of EH configured.
17969 (LIBGCC_SONAME): Concatenate it to shared library base name.
17970 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
17971 (SHLIB_LINK): Add missing semicolon to if-else construct.
17972 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17973 string value of "pe_dll" command-line option.
17974 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
17975 (SHLIB_SONAME): Use it when overriding t-cygming default.
17976 (SHLIB_IMPLIB): Override t-cygming default.
17977 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17978 string value of "pe_dll" command-line option.
17980 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17983 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
17984 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
17986 2009-01-31 Richard Guenther <rguenther@suse.de>
17988 PR tree-optimization/38937
17989 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
17990 computing the transitive closure.
17992 2009-01-30 Richard Guenther <rguenther@suse.de>
17994 PR tree-optimization/39041
17995 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17996 Propagate variable indices only if the types match for this stmt.
17998 2009-01-30 Jakub Jelinek <jakub@redhat.com>
18001 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
18002 inline but never defined.
18004 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
18006 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
18007 (*insv_h_di_reg_extimm): New insn.
18008 (*insv_l<mode>_reg_extimm): New insn.
18010 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
18012 * config/picochip/picochip.c (flag_conserve_stack): set
18013 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
18014 fconserve-stack. Reduce call-overhead used by inliner.
18016 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
18019 * common.opt (flag_conserve_stack): Initialised to zero.
18021 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
18024 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
18025 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
18028 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
18030 * ira-color.c (allocno_reload_assign): Update comments.
18031 * regmove.c (regmove_optimize): Likewise.
18035 2009-01-29 Robert Millan <rmh@aybabtu.com>
18037 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
18038 * config/i386/kopensolaris-gnu.h: New file. Undefine
18039 `MD_UNWIND_SUPPORT'.
18040 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
18042 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
18044 PR tree-optimization/39007
18045 * tree-loop-distribution.c (generate_builtin): Use
18046 recompute_dominator to compute the immediate dominator of the
18047 basic block just after the loop.
18049 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18051 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
18052 (ASM_OUTPUT_DWARF_PCREL): Define.
18054 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
18056 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
18057 * doc/passes.texi: Remove entries about regclass, local-alloc, and
18058 global. Modify entries about regmove and IRA.
18060 * ra-conflict.c: Remove the file.
18062 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
18064 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
18065 (pass_regclass_init): Rename to pass_reginfo_init.
18067 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
18069 * toplev.h (flag_ira): Remove.
18071 * caller-save.c (setup_save_areas): Remove flag_ira.
18073 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
18075 * global.c: Remove the file.
18077 * opts.c (decode_options): Remove flag_ira.
18079 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
18081 * regmove.c: Modify file description.
18082 (find_use_as_address, try_auto_increment): Define them only if
18083 AUTO_INC_DEC is defined.
18084 (replacement_quality, replace_in_call_usage, fixup_match_1,
18085 stable_and_no_regs_but_for_p): Remove.
18086 (reg_set_in_bb): Make it static.
18087 (regmove_optimize): Remove flag_ira and code which worked for
18090 * local-alloc.c: Remove the file.
18092 * common.opt (fira): Remove.
18094 * ira.c: Include except.h.
18095 (eliminable_regset): Move from global.c.
18096 (mark_elimination): Ditto. Remove flag_ira.
18097 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
18098 equiv_mem_modified, validate_equiv_mem_from_store,
18099 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
18100 contains_replace_regs, memref_referenced_p, memref_used_between_p,
18101 no_equiv, recorded_label_ref): Move from local-alloc.c.
18102 (update_equiv_regs): Ditto. Make it static.
18103 (print_insn_chain, print_insn_chains): Move it from global.c.
18104 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
18105 (build_insn_chain): Ditto. Make it static.
18106 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
18107 Rename to init_live_subregs.
18108 (gate_ira): Remove flag_ira.
18110 * regclass.c: Rename reginfo.c. Change file description.
18111 (FORBIDDEN_INC_DEC_CLASSES): Remove.
18112 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
18113 (init_reg_sets_1): Remove code for evaluation of
18114 reg_class_superclasses and losing_caller_save_reg_set.
18115 (init_regs): Remove init_reg_autoinc.
18116 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
18117 ok_for_base_p_nonstrict): Remove.
18118 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
18119 (pass_regclass_init): Rename to pass_reginfo_init. Modify
18120 corresponding entries.
18121 (dump_regclass, record_operand_costs, scan_one_insn,
18122 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
18123 record_address_regs, auto_inc_dec_reg_p): Remove.
18124 (gt-regclass.h): Rename to gt-reginfo.h.
18126 * rtl.h (dump_global_regs, retry_global_alloc,
18127 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
18129 * Makefile.in (RA_H): Remove.
18130 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
18131 Rename regclass.o to reginfo.o.
18132 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
18134 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
18135 (GTFILES): Rename regclass.c to reginfo.c.
18137 * passes.c (init_optimization_passes): Remove pass_local_alloc and
18138 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
18140 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18141 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
18143 (finish_spills): Ditto. Remove code for !flag_ira.
18145 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
18147 PR middle-end/35854
18148 * doc/invoke.texi (rtl debug options): Complete rewrite.
18149 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
18151 * mode-switching.c (pass_mode_switching): Rename pass from
18152 "mode-sw" to "mode_sw".
18153 * except.c (pass_convert_to_eh_ranges): Rename pass from
18154 "eh-ranges" to "eh_ranges".
18155 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
18159 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
18160 Alexander Monakov <amonakov@ispras.ru>
18162 PR middle-end/38857
18163 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
18165 (move_exprs_to_boundary): Change return type and pass through
18166 should_move from move_op. Relax assert. Update usage ...
18167 (schedule_expr_on_boundary): ... here. Use should_move instead of
18169 (move_op_orig_expr_found): Indicate that insn was disconnected from
18171 (code_motion_process_successors): Do not call after_merge_succs
18172 callback if original expression was not found when traversing any of
18174 (code_motion_path_driver): Change return type. Update prototype.
18175 (move_op): Update comment. Add a new parameter (should_move). Update
18176 prototype. Set *should_move based on indication provided by
18177 move_op_orig_expr_found.
18179 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
18181 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
18182 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
18183 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
18184 * config/rs6000/rs6000.c (rs6000_override_options): Default
18185 avoid-indexed-addresses on for Power6, off for everything else.
18186 (avoiding_indexed_address_p): New function.
18187 (rs6000_legitimize_address): Use it.
18188 (rs6000_legitimate_address): Likewise.
18189 * config/rs6000/rs6000.md (movXX_updateX): Likewise
18191 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
18193 PR tree-optimization/38997
18194 * tree-loop-distribution.c (generate_memset_zero): Use
18195 POINTER_PLUS_EXPR for a pointer addition.
18197 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
18199 * config/s390/s390.md (bswap<mode>2): New pattern added.
18201 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18203 * config/s390/s390.md (*tls_load_31): Added type attribute.
18205 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18207 * config/s390/s390.md: Fix a few comments.
18209 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18211 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
18212 (*tm<mode>_full): Fixed z10prop attribute.
18213 (*tst<mode>_extimm): Fixed z10prop attribute.
18214 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
18215 (*tstqiCCT_cconly): Fixed z10prop attribute.
18216 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
18217 (*movsi_larl): Fixed z10prop attribute.
18218 (*movsi_zarch): Fixed z10prop attribute.
18219 (*movsi_eas): Fixed z10prop attribute.
18220 (*movhi): Fixed z10prop attribute.
18221 (*movqi): Fixed z10prop attribute.
18222 (*movstrictqi): Fixed z10prop attribute.
18223 (*mov<mode>): Fixed z10prop attribute.
18224 (*movcc): Fixed z10prop attribute.
18225 (*sethighpartdi_64): Fixed z10prop attribute.
18226 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
18227 (*negdi2_sign_cc): Fixed z10prop attribute.
18228 (*negdi2_sign): Fixed z10prop attribute.
18229 (*absdi2_sign_cc): Fixed z10prop attribute.
18230 (*absdi2_sign): Fixed z10prop attribute.
18231 (*negabsdi2_sign_cc): Fixed z10prop attribute.
18232 (*negabsdi2_sign): Fixed z10prop attribute.
18233 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
18234 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
18235 (doloop_si64): Fixed z10prop attribute.
18236 (doloop_si31): Fixed z10prop attribute.
18237 (doloop_long): Fixed z10prop attribute.
18238 (indirect_jump): Fixed z10prop attribute.
18239 (nop): Fixed z10prop attribute.
18240 (main_base_64): Fixed z10prop attribute.
18241 (reload_base_64): Fixed z10prop attribute.
18243 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18245 PR rtl-optimization/38740
18246 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
18248 * config/mips/mips.c (mips_reorg): Likewise.
18250 2009-01-28 Richard Guenther <rguenther@suse.de>
18252 PR tree-optimization/38926
18253 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
18254 with the correct value id to a value.
18255 (do_regular_insertion): Use the value number of edoubleprime
18256 for the value number of the expr.
18259 2008-08-21 Richard Guenther <rguenther@suse.de>
18261 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
18262 a PHI ask VN if it is already available.
18263 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
18264 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
18266 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18268 PR middle-end/38934
18269 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
18270 set to varying whenever max has TREE_OVERFLOW set, similarly
18271 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
18273 2009-01-28 Richard Guenther <rguenther@suse.de>
18275 PR middle-end/38908
18276 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
18277 uninitialized aggregate uses in call arguments.
18279 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
18281 PR tree-optimization/38984
18282 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
18283 the nothing_id variable if -fno-delete-null-pointer-checks.
18285 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
18288 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
18289 (set_got_offset_rex64): Ditto.
18291 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
18294 * doc/extend.texi: Improve local variable with asm reg.
18296 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
18298 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
18299 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
18300 was not supplied then set warn_packed_bitfield_compat to the
18301 default value of 1.
18302 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
18305 2009-01-27 Richard Guenther <rguenther@suse.de>
18307 PR tree-optimization/38503
18308 * cfgexpand.c (expand_gimple_basic_block): Ignore
18309 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
18310 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
18311 variables that cannot have TBAA applied.
18312 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
18315 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
18317 PR middle-end/38969
18318 * calls.c (initialize_argument_information): Do not wrap complex
18319 arguments in SAVE_EXPR.
18321 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
18323 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
18324 (INSTALL_LIBGCC): Revert typo commit.
18326 2009-01-26 Richard Guenther <rguenther@suse.de>
18328 PR tree-optimization/38745
18329 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
18330 from special handling.
18332 2009-01-26 Richard Guenther <rguenther@suse.de>
18334 PR tree-optimization/38745
18335 * tree-ssa.c (execute_update_addresses_taken): Do not include
18336 variables that cannot possibly be a register in not_reg_needs.
18337 Do not clear TREE_ADDRESSABLE on vars that may not become
18339 * tree-ssa.c (update_alias_info_1): Include those in the set
18340 of addressable vars.
18342 2009-01-26 Richard Guenther <rguenther@suse.de>
18344 PR middle-end/38851
18345 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
18346 * tree-ssa-dse.c: Include langhooks.h
18347 (execute_simple_dse): Remove stores with zero size.
18349 2009-01-24 Jakub Jelinek <jakub@redhat.com>
18352 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
18355 2009-01-24 Julian Brown <julian@codesourcery.com>
18357 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
18358 config/arm/linux-atomic.c.
18359 * config/arm/linux-atomic.c: New.
18361 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
18363 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
18364 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
18365 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
18367 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
18370 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
18373 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
18375 PR tree-optimization/38953
18376 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
18377 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
18378 (gloog): Split the exit of the scop when the scop exit is a loop exit.
18379 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
18382 2009-01-24 Paul Brook <paul@codesourcery.com>
18384 * config/arm/neon.md (neon_type): Move to arm.md.
18385 (neon_mov<VSTRUCT>): Add neon_type attribute.
18386 * config/arm/arm.md (neon_type): Move to here.
18387 (conds): Add "unconditioal" and use as default for NEON insns.
18389 2009-01-24 Ben Elliston <bje@au.ibm.com>
18391 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
18392 void *' warning from -Wc++-compat.
18393 * Makefile.in (dominance.o-warn): Remove.
18395 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
18397 PR tree-optimization/38932
18398 * fold-const.c (fold_unary_ignore_overflow): New.
18399 * tree.h (fold_unary_ignore_overflow): Declare.
18400 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
18401 * tree-ssa-sccvn.c (visit_reference_op_load,
18402 simplify_unary_expression): Likewise.
18404 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
18406 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
18407 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
18408 regardless of their type.
18409 * c-common.c (handle_packed_attribute): Don't ignore packed on
18411 * c.opt (Wpacked-bitfield-compat): New warning option.
18412 * stor-layout.c (place_field): Warn if offset of a field changed.
18413 * doc/extend.texi (packed): Mention the ABI change.
18414 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
18415 (Warning Options): Add it to the list.
18417 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
18419 * c-opts.c (c_common_post_options): Fix a typo in comments.
18421 2009-01-22 Steve Ellcey <sje@cup.hp.com>
18423 PR middle-end/38615
18424 * gimplify.c (gimplify_init_constructor): Fix promotion of const
18425 variables to static.
18426 * doc/invoke.texi (-fmerge-all-constants): Update description.
18428 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
18431 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
18432 (*movdi_1_rex64): Use type "mmx" for alternative 5.
18434 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
18436 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
18438 (LOCAL_ALIGNMENT): Similarly.
18440 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18441 Joseph Myers <joseph@codesourcery.com>
18443 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
18444 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
18445 * config/arm/arm-tune.md: Regenerate.
18446 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
18449 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18451 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
18452 version number to five.
18454 2009-01-22 Dodji Seketeli <dodji@redhat.com>
18457 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
18458 * c-common.c (set_underlying_type): Likewise.
18459 (is_typedef_decl ): Likewise
18461 (set_underlying_type): Likewise.
18462 (is_typedef_type): Likewise.
18464 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
18466 PR middle-end/38587
18467 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
18470 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
18473 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
18474 (LIBGCC_SPEC): Don't define.
18475 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
18477 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
18479 PR rtl-optimization/38879
18480 * alias.c (base_alias_check): Unaligned access via AND address can
18481 alias all surrounding object types except those with sizes equal
18482 or wider than the size of unaligned access.
18484 2009-01-21 Dodji Seketeli <dodji@redhat.com>
18487 * c-decl.c (clone_underlying_type): Move this ...
18488 * c-common.c (set_underlying_type): ... here.
18489 Also, make sure the function properly sets TYPE_STUB_DECL() on
18490 the newly created typedef variant type.
18491 (is_typedef_decl ): New entry point.
18492 * tree.h: Added a new member member_types_needing_access_check to
18493 struct tree_decl_non_common.
18494 (set_underlying_type): New entry point.
18495 (is_typedef_type): Likewise.
18497 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
18499 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
18500 Check whether two instructions have memory references that
18501 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
18502 are helper functions for traversing.
18503 * alias.h (insn_alias_sets_confilict_p): New prototypes.
18504 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
18505 not to draw dependency edge for instructions with non-conflicting
18508 2009-01-20 Joseph Myers <joseph@codesourcery.com>
18511 * longlong.h: Update copyright years. Use soft-fp license notice.
18512 Sync __clz_tab declaration with glibc.
18514 2009-01-20 Steve Ellcey <sje@cup.hp.com>
18517 * doc/extend.texi (syscall_linkage): New.
18518 (version_id): Modify.
18520 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
18521 Richard Guenther <rguenther@suse.de>
18523 PR tree-optimization/38747
18524 PR tree-optimization/38748
18525 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
18526 conversion if the base address is an indirect reference and the
18527 aliasing sets could cause issues.
18529 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18531 * common.opt (fgraphite, fgraphite-identity): Add comment for
18532 explaining why these options are not documented.
18534 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18536 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
18537 gimple_call_lhs is NULL.
18539 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
18542 * emit-rtl.c (adjust_address_1): Make sure memref is never
18545 2009-01-20 Ben Elliston <bje@au.ibm.com>
18547 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18548 const qualifier from arg parameter. Remove unnecessary cast to char *.
18549 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18550 const qualifier from arg 2.
18552 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
18554 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
18556 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
18559 * rtl.h (reinit_regs): New prototype.
18560 * regclass.c: Include ira.h.
18561 (reinit_regs): New.
18562 * Makefile.in (regclass.o): Add ira.h.
18563 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
18565 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
18568 * c-common.c (handle_aligned_attribute): Use
18569 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
18570 default alignment value.
18572 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
18574 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
18575 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
18577 * doc/extend.texi: Update __attribute__ ((aligned)). Document
18578 __BIGGEST_ALIGNMENT__.
18580 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
18582 2009-01-18 Richard Guenther <rguenther@suse.de>
18584 PR tree-optimization/38819
18585 * tree-flow.h (operation_could_trap_helper_p): Declare.
18586 * tree-eh.c (operation_could_trap_helper_p): Export.
18587 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
18588 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
18589 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
18590 are about to insert a possibly trapping instruction and fail
18593 2009-01-18 Andreas Schwab <schwab@suse.de>
18595 * doc/install.texi (Configuration): Remove obsolete paragraph
18596 about use of --with-gnu-ld with --with-gnu-as.
18598 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
18600 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
18601 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
18602 Follow spelling conventions.
18604 2009-01-18 Ben Elliston <bje@au.ibm.com>
18606 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
18607 C++ warning about implicit conversion from void * to struct
18609 (bitmap_obstack_free): Likewise for bitmap_element *.
18610 * Makefile.in (bitmap.o-warn): Remove.
18612 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
18614 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
18616 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
18617 Tobias Grosser <tobi.grosser@amd.com>
18619 * graphite.c (graphite_trans_scop_block): Do not block single
18622 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
18624 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
18625 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
18626 test with assertion.
18628 2009-01-16 Richard Guenther <rguenther@suse.de>
18630 PR tree-optimization/38835
18631 PR middle-end/36227
18632 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
18633 and INT + PTR -> (INT)(PTR p+ INT) folding.
18634 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
18636 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
18639 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
18640 the subreg from a lowpart subreg if it is also casting the value.
18642 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18643 Tobias Grosser <tobi.grosser@amd.com>
18645 * graphite.c (compare_prefix_loops): New.
18646 (build_scop_canonical_schedules): Rewritten.
18647 (graphite_transform_loops): Move build_scop_canonical_schedules
18648 after build_scop_iteration_domain.
18650 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18651 Tobias Grosser <tobi.grosser@amd.com>
18653 * graphite.c (add_conditions_to_domain): Add the loops to
18654 the dimension of the iteration domain. Do copy the domain
18655 only when it exists.
18656 (build_scop_conditions_1): Do not call add_conditions_to_domain.
18657 (add_conditions_to_constraints): New.
18658 (can_generate_code_stmt, can_generate_code): Removed.
18659 (gloog): Do not call can_generate_code.
18660 (graphite_transform_loops): Call add_conditions_to_constraints
18661 after building the iteration domain.
18663 2009-01-16 Jakub Jelinek <jakub@redhat.com>
18665 PR tree-optimization/38789
18666 * tree-ssa-threadedge.c
18667 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18668 __builtin_constant_p.
18670 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18672 * dce.c (delete_unmarked_insns): Reversed the order that insns are
18673 examined before deleting them.
18675 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
18677 * function.c (aggregate_value_p): Correctly extract the function
18678 type from CALL_EXPR_FN lookup.
18680 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18682 * config/picochip/picochip.c (picochip_override_options): Revert
18683 CFI asm flag disable commited previously.
18685 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
18686 Tobias Grosser <tobi.grosser@amd.com>
18687 Jan Sjodin <jan.sjodin@amd.com>
18689 * graphite.c (scan_tree_for_params): On substractions negate
18690 all the coefficients of the term.
18691 (clast_to_gcc_expression_red): New. Handle reduction expressions
18692 of more than two operands.
18693 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
18694 (get_vdef_before_scop): Handle also the case of default definitions.
18696 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
18698 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
18699 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
18700 Also use them when walking CALL_INSN_FUNCTION_USAGE.
18702 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
18703 Joey Ye <joey.ye@intel.com>
18705 PR middle-end/37843
18706 * cfgexpand.c (expand_stack_alignment): Don't update stack
18707 boundary nor check incoming stack boundary here.
18708 (gimple_expand_cfg): Update stack boundary and check incoming
18709 stack boundary here.
18711 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18713 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
18715 2009-01-14 Jakub Jelinek <jakub@redhat.com>
18717 PR rtl-optimization/38245
18718 * calls.c (expand_call): Add stack arguments to
18719 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18720 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
18721 in regs and partially in memory or BLKmode arguments.
18722 (emit_library_call_value_1): Add stack arguments to
18723 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18724 ACCUMULATE_OUTGOING_ARGS).
18725 * dce.c: Include tm_p.h.
18726 (find_call_stack_args): New function.
18727 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
18729 (mark_insn): Call find_call_stack_args for CALL_Ps.
18730 (prescan_insns_for_dce): Walk insns backwards in bb rather than
18731 forwards. Allocate and free arg_stores bitmap if needed, pass it
18732 down to deletable_insn_p, don't mark stores set in arg_stores
18733 bitmap, clear the bitmap at the beginning of each bb.
18734 * Makefile.in (dce.o): Depend on $(TM_P_H).
18736 2009-01-14 Michael Meissner <gnu@the-meissners.org>
18739 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
18740 to make sure the insn is a conditional test (bug 22599). Reformat a
18743 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
18745 PR middle-end/38431
18746 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
18747 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
18748 (gloog): Do not call cleanup_tree_cfg.
18749 (graphite_transform_loops): Call cleanup_tree_cfg after all
18750 scops have been code generated.
18752 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
18753 * doc/gty.texi (Invoking the garbage collector): Added new node
18754 and section documenting ggc_collect.
18756 2009-01-14 Richard Guenther <rguenther@suse.de>
18758 PR tree-optimization/38826
18759 PR middle-end/38477
18760 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
18761 initialization notes only if we actually emitted a warning.
18762 (intra_create_variable_infos): Add constraints for a result decl
18763 that is passed by hidden reference.
18764 (build_pred_graph): Mark all related variables non-direct on
18767 2009-01-14 Nick Clifton <nickc@redhat.com>
18769 * ira-conflicts.c: Include addresses.h for the definition of
18771 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
18772 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
18774 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
18777 * Makefile.in (ira-lives.o): Add except.h.
18779 * ira-lives.c: Include except.h.
18780 (process_bb_node_lives): Process can_throw_internal.
18782 2009-01-13 Jakub Jelinek <jakub@redhat.com>
18784 PR rtl-optimization/38774
18785 * combine.c (simplify_set): When undoing cc_use change, don't do
18786 PUT_CODE on the newly created comparison, but instead put back the
18789 2009-01-13 Joseph Myers <joseph@codesourcery.com>
18791 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
18792 values. Remove duplicate arm8 entry.
18794 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18796 PR tree-optimization/38786
18797 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
18798 the SSA_NAME case of expand_scalar_variables_expr.
18799 Set the type of an expression to the type of its assign statement.
18800 (expand_scalar_variables_expr): Also gather the scalar computation
18801 used to index the memory access. Do not pass loop_p.
18802 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
18803 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
18804 the gimple_stmt_iterator where it inserts new code.
18805 Do not pass loop_p.
18806 (copy_bb_and_scalar_dependences): Do not pass loop_p.
18807 (translate_clast): Update call to copy_bb_and_scalar_dependences.
18809 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18811 * graphite.h (debug_value): Removed.
18812 * graphite.c (debug_value): Removed.
18814 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18816 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
18817 ldrd/strd with two 32-bit instructions.
18819 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18821 * config/arm/arm.c (struct processors): Pass for speed down into
18822 cost helper functions.
18823 (const_ok_for_op): Handle COMPARE and inequality nodes.
18824 (arm_rtx_costs_1): Rewrite.
18825 (arm_size_rtx_costs): Update prototype.
18826 (arm_rtx_costs): Pass speed down to helper functions.
18827 (arm_slowmul_rtx_costs): Rework cost calculations.
18828 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
18829 (arm_9e_rtx_costs): Likewise.
18831 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
18833 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
18834 relocations of local symbols wider than UNITS_PER_WORD are not valid.
18835 (alpha_legitimize_address): Do not split local symbols wider than
18836 UNITS_PER_WORD into HIGH/LO_SUM parts.
18838 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
18841 * gcc.c (process_command): Replace call to execvp with calls
18842 to pex_one and exit.
18844 2009-01-03 Anatoly Sokolov <aesok@post.ru>
18847 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
18848 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
18849 variant for devices with 3-byte PC.
18850 (__tablejump_elpm__): New.
18852 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18855 * c-parser.c (c_parser_postfix_expression): Allow `->' in
18856 offsetof member-designator, handle it as `[0].'.
18858 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18860 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
18861 function when not using named sections on targets with named sections
18862 if branch distance is less than 262132.
18864 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
18866 * combine.c (combine_instructions): Recompute
18867 optimize_this_for_speed_p for each BB in the main combine loop.
18869 2009-01-12 Tomas Bily <tbily@suse.cz>
18872 * tree-loop-distribution.c (prop_phis): New function.
18873 (generate_builtin): Call prop_phis.
18874 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
18876 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18878 PR tree-optimization/38807
18879 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
18880 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
18882 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
18884 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
18885 subreg of op0 to the original op0.
18887 2009-01-11 Laurent GUERBY <laurent@guerby.net>
18889 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
18891 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
18894 * mips-tfile.c (parse_def): Fix parsing of def strings
18895 starting with digits.
18897 2009-01-10 Jakub Jelinek <jakub@redhat.com>
18900 * config/arm/arm.c (arm_is_long_call_p): Don't call
18901 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
18903 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
18905 * regrename.c (regrename_optimize): Fix dumping.
18906 (find_oldest_value_reg): Preserve REG_POINTER.
18907 (copy_hardreg_forward_1): Likewise.
18909 2009-01-09 Diego Novillo <dnovillo@google.com>
18911 * gimple.h (struct gimple_statement_base) <uid>: Document
18912 the restrictions on its use.
18913 (gimple_uid): Tidy.
18914 (gimple_set_uid): Tidy.
18916 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18918 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
18919 zero guard even if align_bytes != 0 and count is smaller than
18922 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
18924 PR rtl-optimization/38495
18925 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
18926 (add_range_and_copies_from_move_list): Print all added ranges.
18927 Add ranges to memory optimized destination.
18929 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18933 * config/i386/i386.c (override_options): Reject
18934 -mstringop-strategy=rep_8byte with -m32.
18935 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
18936 to 1. Do count comparison against epilogue_size_needed at compile
18937 time even when count_exp was constant forced into register. For
18938 size_needed don't jump to epilogue, instead just avoid aligning
18939 and invoke the body algorithm. If need_zero_guard, add zero guard
18940 even if count is non-zero, but smaller than size_needed + number of
18941 bytes that could be stored for alignment.
18942 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
18943 to 1. If need_zero_guard, add zero guard even if count is non-zero,
18944 but smaller than size_needed + number of bytes that could be stored
18945 for alignment. Compare size_needed with epilogue_size_needed instead
18946 of desired_align - align, don't adjust size_needed, pass
18947 epilogue_size_needed to the epilogue expanders.
18950 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
18952 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18954 * pa.c (last_address): Change to unsigned.
18955 (update_total_code_bytes): Change argument to unsigned. Don't
18956 check if insn addresses are set.
18957 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
18958 addresses are not set.
18959 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
18961 2009-01-09 Nick Clifton <nickc@redhat.com>
18963 * config/sh/symbian.c: Replace uses of DECL_INLINE with
18964 DECL_DECLARED_INLINE_P.
18966 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18968 PR middle-end/38347
18969 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
18970 GET_MODE (op0) in operand_subword_force calls.
18972 PR middle-end/38771
18973 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
18974 fold_convert arg0 operands to TREE_TYPE (op0) first.
18976 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
18978 * params.def (ira-max-conflict-table-size): Decrease default value
18981 2009-01-08 Jakub Jelinek <jakub@redhat.com>
18983 PR tree-optimization/37031
18984 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
18986 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
18987 allocate it using gc instead of heap, use VEC_quick_push instead of
18989 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
18990 instead of heap, use VEC_quick_push instead of VEC_safe_push.
18991 * tree-data-ref.h (struct access_matrix): Change matrix to gc
18992 allocated vector from heap allocated.
18993 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
18994 * tree-loop-linear.c (linear_transform_loops): Allocate nest
18995 vector only after perfect_loop_nest_depth call.
18997 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
18998 Jan Sjodin <jan.sjodin@amd.com>
19000 PR tree-optimization/38559
19001 * graphite.c (debug_value, copy_constraint,
19002 swap_constraint_variables, scale_constraint_variable, ): New.
19003 (get_lower_bound, get_upper_bound): Removed.
19004 (graphite_trans_bb_strip_mine): Clean up this code that works
19005 only for constant number of iterations. Fully copy upper and
19006 lower bound constraints, not only the constant part of them.
19007 * graphite.h (debug_value): Declared.
19009 2009-01-08 Ira Rosen <irar@il.ibm.com>
19011 PR tree-optimization/37194
19012 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
19013 Don't add the cost of cost model guard in prologue to scalar
19014 outside cost in case of known number of iterations.
19016 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
19017 Alan Modra <amodra@bigpond.net.au>
19019 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
19020 non-word-aligned REG+CONST addressing.
19022 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
19025 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
19026 free_after_compilation when outputting a thunk.
19027 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
19028 Do not call free_after_compilation here.
19030 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
19032 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
19033 (ix86_valid_target_attribute_inner_p): Ditto.
19035 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
19037 PR tree-optimization/38492
19038 PR tree-optimization/38498
19039 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
19040 * tree-chrec.h (scev_is_linear_expression): Declared.
19041 * graphite.c (graphite_cannot_represent_loop_niter): New.
19042 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
19043 (graphite_loop_normal_form): Use gcc_assert.
19044 (scan_tree_for_params): Use CASE_CONVERT.
19045 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
19046 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
19047 Use gcc_assert. Discard scops that contain unhandled cases.
19048 (build_scop_conditions): Return a boolean status for unhandled cases.
19049 (strip_mine_profitable_p): Print the loop number, not its depth.
19050 (is_interchange_valid): Pass the depth of the loop nest, don't
19051 recompute it wrongly.
19052 (graphite_trans_bb_block): Same.
19053 (graphite_trans_bb_block): Print tentative of loop blocking.
19054 (graphite_trans_scop_block): Do not print that the loop has been
19056 (graphite_transform_loops): Do not handle scops that contain condition
19059 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
19061 AVX Programming Reference (December, 2008)
19062 * config/i386/avxintrin.h (_mm256_stream_si256): New.
19063 (_mm256_stream_pd): Likewise.
19064 (_mm256_stream_ps): Likewise.
19066 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
19067 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
19068 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
19069 (bdesc_special_args): Add __builtin_ia32_movntdq256,
19070 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
19071 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
19072 (ix86_expand_special_args_builtin): Likewise.
19074 * config/i386/sse.md (AVXMODEDI): New.
19075 (avx_movnt<mode>): Likewise.
19076 (avx_movnt<mode>): Likewise.
19077 (<sse>_movnt<mode>): Remove AVX support.
19078 (sse2_movntv2di): Likewise.
19080 2009-01-07 Richard Guenther <rguenther@suse.de>
19082 PR middle-end/38751
19083 * fold-const.c (extract_muldiv): Remove obsolete comment.
19084 (fold_plusminus_mult_expr): Undo MINUS_EXPR
19085 to PLUS_EXPR canonicalization for the canonicalization.
19087 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
19089 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
19090 hosted cross-compilers generating less efficient code.
19092 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19094 * function.h (rtl_data): Add a dbr_scheduled_p field.
19095 * reorg.c (dbr_schedule): Set it.
19096 (gate_handle_delay_slots): Check it.
19097 * config/mips/mips.c (mips_base_delayed_branch): Delete.
19098 (mips_reorg): Check flag_delayed_branch instead of
19099 mips_base_delayed_branch.
19100 (mips_override_options): Don't set mips_base_delayed_branch
19101 or flag_delayed_branch.
19103 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19105 PR rtl-optimization/38426.
19106 * ira.c (ira): Set current_function_is_leaf earlier.
19108 2009-01-06 Jakub Jelinek <jakub@redhat.com>
19110 PR rtl-optimization/38722
19111 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
19112 too early, only set a flag and modify after last possible
19115 2009-01-06 Janis Johnson <janis187@us.ibm.com>
19118 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
19119 * real.c (decimal_single_format): Correct values of emin and emax.
19120 (decimal_double_format): Ditto.
19121 (decimal_quad_format): Ditto.
19122 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
19123 computation of DECnn_MIN and DECnn_MAX for corrected values of
19124 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
19125 __DECnn_MIN__, and adjust its computation for the corrected value
19128 2009-01-06 Jan Hubicka <jh@suse.cz>
19131 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
19133 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
19135 * doc/contrib.texi (Contributors): Slightly adjust the end note.
19136 Add Robert Clark to the list of testers.
19138 2009-01-06 Jan Hubicka <jh@suse.cz>
19139 Kai Tietz <kai.tietz@onevision.com>
19141 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
19142 * config/i386/i386.c (ix86_expand_call): Add clobbers.
19144 2009-01-06 Jan Hubicka <jh@suse.cz>
19145 Kai Tietz <kai.tietz@onevision.com>
19147 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
19149 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
19150 (ix86_nsaved_regs): Count only general purpose regs.
19151 (ix86_nsaved_sseregs): New.
19152 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
19153 to 16 for w64; compute padding and size of sse reg save area.
19154 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
19155 general purpose regs.
19156 (ix86_emit_save_sse_regs_using_mov): New.
19157 (ix86_expand_prologue): Save SSE regs if needed.
19158 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
19159 (ix86_emit_restore_sse_regs_using_mov): New.
19160 (ix86_expand_epilogue): Save SSE regs if needed.
19162 2009-01-06 Jan Hubicka <jh@suse.cz>
19163 Kai Tietz <kai.tietz@onevision.com>
19165 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
19166 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
19167 functions when accumulate outgoing args is off.
19169 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19172 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
19173 before using pseudos_have_intersected_live_ranges_p.
19175 * ira-int.h (ira_assert): Always define.
19177 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19179 AVX Programming Reference (December, 2008)
19180 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
19181 (_mm256_permute2_pd): Likewise.
19182 (_mm_permute2_ps): Likewise.
19183 (_mm256_permute2_ps): Likewise.
19184 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
19185 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
19187 * config/i386/i386.c (ix86_builtins): Remove
19188 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
19189 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
19190 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
19191 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
19192 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
19193 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
19194 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
19195 __builtin_ia32_vpermil2ps256.
19196 (ix86_init_mmx_sse_builtins): Updated.
19197 (ix86_expand_args_builtin): Likewise.
19199 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19201 * pa.c (output_call): Relocate non-jump insns in the delay slot of
19202 long absolute calls when generating PA 2.0 code.
19204 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
19206 PR rtl-optimization/38583
19207 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
19209 * params.def (ira-max-conflict-table-size): New.
19211 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
19213 * ira.h (ira_conflicts_p): New external definition.
19215 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
19216 table. Report this. Return result of building.
19217 (ira_build_conflicts): Use ira_conflicts_p. Check result of
19218 building conflict table.
19220 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
19221 (ira_color): Use ira_conflicts_p.
19223 * global.c: Include ira.h.
19224 (pseudo_for_reload_consideration_p, build_insn_chain): Use
19227 * Makefile.in (global.o): Add ira.h.
19229 * ira-build.c (mark_all_loops_for_removal,
19230 propagate_some_info_from_allocno): New.
19231 (remove_unnecessary_allocnos): Call
19232 propagate_some_info_from_allocno.
19233 (remove_low_level_allocnos): New.
19234 (remove_unnecessary_regions): Add parameter. Call
19235 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
19236 parameter to remove_unnecessary_regions.
19237 (ira_build): Remove all regions but root if the conflict table was
19238 not built. Update conflict hard regs for allocnos crossing calls.
19240 * ira.c (ira_conflicts_p): New global.
19241 (ira): Define and use ira_conflicts_p.
19243 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19244 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
19245 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
19247 2009-01-06 Ben Elliston <bje@au.ibm.com>
19249 * gengtype-lex.l (YY_NO_INPUT): Define.
19251 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19254 * c-common.c (handle_vector_size_attribute): Also reject
19255 BOOLEAN_TYPE types.
19257 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
19259 PR tree-optimization/38492
19260 * graphite.c (rename_map_elt, debug_rename_elt,
19261 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
19262 rename_map_elt_info, eq_rename_map_elts,
19263 get_new_name_from_old_name, bb_in_sese_p): Moved around.
19264 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
19265 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
19266 (sese_build_livein_liveouts): New.
19267 (new_sese, free_sese): New.
19268 (new_scop): Call new_sese.
19269 (free_scop): Call free_sese.
19270 (rename_variables_from_edge, rename_phis_end_scop): Removed.
19271 (register_old_new_names): Renamed register_old_and_new_names.
19272 (register_scop_liveout_renames, add_loop_exit_phis,
19273 insert_loop_close_phis, struct igp,
19274 default_liveout_before_guard, add_guard_exit_phis,
19275 insert_guard_phis, copy_renames): New.
19276 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
19277 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
19278 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
19279 (scop_adjust_phis_for_liveouts): New.
19280 (gloog): Call scop_adjust_phis_for_liveouts.
19282 * graphite.h (struct sese): Documented. Added fields liveout,
19283 num_ver and livein.
19284 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
19285 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
19286 (struct scop): Added field liveout_renames.
19287 (SCOP_LIVEOUT_RENAMES): New.
19289 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19291 PR tree-optimization/38510
19292 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
19293 (translate_clast): Call recompute_all_dominators before
19295 (gloog): Call recompute_all_dominators before graphite_verify.
19297 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19298 Jan Sjodin <jan.sjodin@amd.com>
19300 PR tree-optimization/38500
19301 * graphite.c (create_sese_edges): Call fix_loop_structure after
19304 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19306 * config.gcc: Add m32r*-*-rtems*.
19307 * config/m32r/rtems.h: New file.
19309 2009-01-05 Ben Elliston <bje@au.ibm.com>
19311 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
19312 (.po.pox): Likewise.
19313 (po/gcc.pot): Likewise.
19315 2009-01-04 David S. Miller <davem@davemloft.net>
19317 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
19318 (STARTING_FRAME_OFFSET): Always set to zero.
19320 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19322 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
19323 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
19324 fixed-point types, and vectors of the same.
19326 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19328 * config/mips/sync.md (*mb_barrier): Rename to...
19329 (*memory_barrier): ...this.
19331 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
19333 * doc/extend.texi (Function Attributes): Move @cindex after @item
19334 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
19335 and put in alphabetical order. Fix 'target' name and put in order.
19336 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
19339 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
19341 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
19342 (memory_barrier): Expand as unspec instead of unspec_volatile.
19343 Remove mem:BLK from insn operands. Use Pmode scratch register.
19344 (*memory_barrier): Define as unspec instead of unspec_volatile.
19345 Use (match_dup 0) as input operand.
19347 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
19348 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
19349 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
19350 scratch register. Remove operand 1.
19351 (*stbar): Define as unspec instead of unspec_volatile.
19352 Use (match_dup 0) as input operand, remove (const_int 8).
19353 (*membar): Define as unspec instead of unspec_volatile.
19354 Use (match_dup 0) as input operand, remove input operand 2.
19356 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
19357 (memory_barrier): Expand as unspec instead of unspec_volatile.
19358 Remove mem:BLK from insn operands. Use Pmode scratch register.
19359 (*memory_barrier): Define as unspec instead of unspec_volatile.
19360 Use (match_dup 0) as input operand.
19362 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
19363 Remove mem:BLK from insn operands. Use Pmode scratch register.
19364 Set volatile flag on operand 0.
19365 (*memory_barrier): New insn pattern.
19367 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
19369 (*memory_barrier): Use (match_dup 0) as input operand.
19371 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
19372 Remove mem:BLK from insn operands. Use Pmode scratch register.
19373 Set volatile flag on operand 0.
19374 (*mb_internal): New insn pattern.
19376 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
19378 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19380 PR middle-end/38586
19381 * function.c (struct temp_slot): Move to the section of the file
19382 that deals with temp slots. Remove field 'address'.
19383 (temp_slot_address_table): New hash table of address -> temp slot.
19384 (struct temp_slot_address_entry): New struct, items for the table.
19385 (temp_slot_address_compute_hash, temp_slot_address_hash,
19386 temp_slot_address_eq, insert_temp_slot_address): Support functions
19388 (find_temp_slot_from_address): Rewrite to use the new hash table.
19389 (remove_unused_temp_slot_addresses): Remove addresses of temp
19390 slots that have been made available.
19391 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
19392 worker function for remove_unused_temp_slot_addresses.
19393 (assign_stack_temp_for_type): Don't clear the temp slot address list.
19394 Add the temp slot address to the address -> temp slot map.
19395 (update_temp_slot_address): Update via insert_temp_slot_address.
19396 (free_temp_slots): Call remove_unused_temp_slot_addresses.
19397 (pop_temp_slots): Likewise.
19398 (init_temp_slots): Allocate the address -> temp slot map, or empty
19399 the map if it is already allocated.
19400 (prepare_function_start): Initialize temp slot processing.
19402 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19404 PR middle-end/38584
19405 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
19406 Calculate the size of all stack vars assuming no packing of stack
19407 vars will happen, replacing a quadratic algorithm with a linear one.
19409 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19412 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
19415 2009-01-03 Diego Novillo <dnovillo@google.com>
19417 * doc/contrib.texi: Update contributions.
19419 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19422 * builtins.c (fold_builtin_memory_op): Give up if either operand
19423 is volatile. Set srctype or desttype to non-qualified version
19427 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
19428 and FUNCTION_DECLs.
19430 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
19432 PR rtl-optimization/35805
19433 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
19434 problem if fast dce is able to remove any instructions.
19435 * dce.c (dce_process_block): Fix dump message.
19437 2009-01-02 Mark Mitchell <mark@codesourcery.com>
19440 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
19442 2009-01-02 Jakub Jelinek <jakub@redhat.com>
19444 PR middle-end/38690
19445 * tree-flow.h (op_code_prio, op_prio): New prototypes.
19446 * tree-pretty-print.c (op_code_prio): New function.
19447 (op_prio): No longer static. Use op_code_prio.
19448 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
19449 Use op_prio and op_code_prio to determine if () should be
19450 printed around operand(s) or not.
19452 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
19453 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
19454 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
19455 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
19456 pp_character instead of pp_string for single letter printing.
19458 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
19460 * doc/extend.texi: Fix '#pragma GCC option' typo.
19462 2009-01-02 Richard Guenther <rguenther@suse.de>
19464 * doc/install.texi (--enable-checking): Mention different
19465 default for stage1.
19466 (--enable-stage1-checking): Document.
19468 2009-01-01 Andrew Pinski <pinskia@gmail.com>
19470 PR middle-end/30142
19471 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
19472 case to be an error.
19474 2009-01-02 Ben Elliston <bje@au.ibm.com>
19476 * config/fp-bit.h (pack_d): Constify argument.
19477 * config/fp-bit.c (makenan): Constify return type. Remove casts.
19478 (isnan): Constify argument.
19480 (iszero): Likewise.
19481 (pack_d): Likewise.
19482 (_fpadd_parts): Constify return type.
19483 (_fpmul_parts): Likewise.
19484 (_fpdiv_parts): Likewise.
19486 2009-01-01 Jakub Jelinek <jakub@redhat.com>
19489 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
19490 warn about overwriting initializer with side-effects or
19491 -Woverride-init if !IMPLICIT.
19492 (output_init_element): Likewise. Pass IMPLICIT down to
19494 (process_init_element): Add IMPLICIT argument. Pass it down
19495 to output_init_element.
19496 (push_init_element, pop_init_level, set_designator): Adjust
19497 process_init_element callers.
19498 (set_nonincremental_init, set_nonincremental_init_from_string):
19499 Adjust add_pending_init callers.
19500 (output_pending_init_elements): Adjust output_init_element callers.
19501 * c-tree.h (process_init_element): Adjust prototype.
19502 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
19503 process_init_element callers.
19506 Copyright (C) 2009 Free Software Foundation, Inc.
19508 Copying and distribution of this file, with or without modification,
19509 are permitted in any medium without royalty provided the copyright
19510 notice and this notice are preserved.