1 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
4 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
5 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
6 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
7 to COLLECT_GCC_OPTIONS.
9 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11 * collect2.c (target_system_root): New variable.
12 (main): Handle --sysroot=.
13 (ignore_library): Strip the sysroot from the library path.
15 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
18 (collect2.o): Depend on collect2-aix.h.
19 (collect2-aix.o): New rule.
20 * collect2-aix.h: New file.
21 * collect2-aix.c: Likewise.
22 * collect2.c: Include collect2-aix.h. Don't undefine
23 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
24 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
25 Use TARGET_AIX_VERSION instead of _AIX51.
26 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
27 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
28 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
29 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
30 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
32 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
34 * collect2.c (ignore_library): Avoid premature post-increment
37 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
39 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
40 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
41 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
42 CROSS_DIRECTORY_STRUCTURE too.
43 (LINK_LIBG_SPEC): Likewise.
44 (LIB_SPEC): Add %R to sysroot paths.
45 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
46 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
47 * config/rs6000/aix51.h: As for aix43.h.
48 * config/rs6000/aix52.h: Likewise.
49 * config/rs6000/aix53.h: Likewise.
50 * config/rs6000/aix61.h: Likewise.
51 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
52 to the beginning of sysroot paths.
54 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
56 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
57 INSN_LISTs that are out of the REG_NOTE range.
59 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
61 * loop-unroll.c (struct iv_to_split): Add pointer to next.
62 (struct var_to_expand): Likewise.
63 (struct opt_info): Add head and tail for linked lists of the above.
64 (analyze_insn_to_expand_var): Initialize next.
65 (analyze_iv_to_split_insn): Likewise.
66 (analyze_insns_in_loop): Create linked lists.
67 (allocate_basic_variable): Simplify for use without hash table.
68 (insert_var_expansion_initialization): Likewise, make it type-safer.
69 (combine_var_copies_in_loop_exit): Likewise.
70 (apply_opt_in_copies): Walk lists rather than hash tables.
71 (release_var_copies): Simplified and inlined by hand into...
72 (free_opt_info): ... this function.
74 2009-06-02 Richard Guenther <rguenther@suse.de>
76 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
79 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
81 * cfgexpand.c (gimple_expand_cfg): Discard the source location
82 only for builtins that are not overridden.
84 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
86 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
89 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
91 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
93 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
95 * combine.c (move_deaths): Compare LUIDs within the same BB only.
97 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
99 * common.opt (fdump-unnumbered-links): New.
100 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
101 * print-rtl.c (flag_dump_unnumbered_links): New.
102 (print_rtx): Test it.
104 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
106 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
107 push/pop multiple to 8-byte alignment.
109 2009-06-01 Jakub Jelinek <jakub@redhat.com>
111 * config/i386/i386.c (queued_cfa_restores): New static variable.
112 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
114 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
115 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
116 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
117 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
118 note unconditionally.
119 (ix86_emit_restore_regs_using_mov): Likewise.
120 (ix86_emit_restore_sse_regs_using_mov): Likewise.
121 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
122 it through to ix86_emit_restore_reg_using_pop.
123 (ix86_emit_leave): Add RED_OFFSET argument. Call
124 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
125 instead of adding REG_CFA_OFFSET note unconditionally.
126 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
127 the above functions. Call ix86_add_queued_cfa_restore_notes when
130 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
131 force output of the label even for dwarf2out_do_cfi_asm.
132 (add_fde_cfi): If -g2 and above and cfi might change CFA,
133 force creation of CFI label and chain DW_CFA_set_loc jumping to it
134 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
136 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
137 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
138 dwarf2out_cfi_label callers.
139 * tree.h (dwarf2out_cfi_label): Adjust prototype.
140 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
141 Adjust dwarf2out_cfi_label callers.
142 * config/vax/vax.c (vax_output_function_prologue): Likewise.
144 * config/i386/i386.h (struct machine_cfa_state,
145 struct machine_function): Guard with ifndef USED_FOR_TARGET
146 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
149 * emutls.c (__emutls_get_address): Change arr->size to mean number
150 of allocated arr->data entries instead of # of slots + 1.
153 * recog.c (peep2_reinit_state): New function.
154 (peephole2_init_state): Use it at the end of a basic block and also
155 when seeing a RTX_FRAME_RELATED_P insn.
157 2009-06-01 Steve Ellcey <sje@cup.hp.com>
159 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
160 fixuns_truncrfdi2): New.
161 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
162 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
163 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
164 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
165 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
166 *recip_approx): Remove.
167 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
168 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
169 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
171 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
174 2009-06-01 Ian Lance Taylor <iant@google.com>
176 * attribs.c (register_attribute): Use CONST_CAST.
177 * collect2.c (main): Use CONST_CAST2.
178 (scan_prog_file): Likewise.
179 * gcc.c (process_command, main): Likewise.
180 * toplev.c (toplev_main): Likewise.
182 * c-typeck.c (handle_warn_cast_qual): New static function,
183 partially broken out of build_c_cast.
184 (build_c_cast): Call handle_warn_cast_qual.
185 * doc/invoke.texi (Warning Options): Document new effect of
188 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
190 * diagnostic.c (diagnostic_build_prefix): Always print columns.
191 (diagnostic_report_current_module): Print columns.
192 * common.opt (flag_show_column): Enable by default.
194 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
196 * alias.c (find_base_term): Check for NULL term before returning.
198 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
200 Revert due to PR40320:
202 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
203 * calls.c (emit_library_call_value_1): Don't force_operand for move
206 2009-06-01 Olivier Hainque <hainque@adacore.com>
207 Eric Botcazou <botcazou@adacore.com>
209 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
210 to be processed as a bitfield for constructor output purposes.
211 * output.h (initializer_constant_valid_for_bitfield_p): Declare
213 * varasm.c (oc_local_state): New type, output_constructor
214 local state to support communication with helpers.
215 (oc_outer_state): New type, output_constructor outer state of
216 relevance in recursive calls.
217 (output_constructor_array_range): New output_constructor helper,
218 extracted code for an array range element.
219 (output_constructor_regular_field): New output_constructor helper,
220 extracted code for an element that is not a bitfield.
221 (output_constructor_bitfield): New output_constructor helper,
222 extracted code for a bitfield element. Accept an OUTER state
223 argument for recursive processing. Recurse on record or array
224 CONSTRUCTOR values, possibly past noop conversions.
225 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
226 VALUE is a valid constant-valued expression for use in a static
227 bit-field initializer.
228 (output_constructor): Rework to use helpers. Accept and honor an
229 OUTER state argument for recursive calls. Return total size. Be
230 prepared for nested constructors initializing bitfields.
231 (output_constant): Feed OUTER in calls to output_constructor.
233 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
235 * calls.c (emit_library_call_value_1): Don't force_operand for move
238 2009-06-01 Nick Clifton <nickc@redhat.com>
240 * doc/invoke.texi (IA-64 Options): Fix typo.
242 2009-06-01 Ira Rosen <irar@il.ibm.com>
244 PR tree-optimization/39129
245 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
247 (vect_do_peeling_for_loop_bound): Use
248 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
249 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
250 (vect_loop_versioning): Likewise.
251 (vect_create_cond_for_alias_checks): Fix indentation.
252 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
254 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
255 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
256 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
257 "control flow in loop".
258 (vect_estimate_min_profitable_iters): Use
259 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
260 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
261 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
262 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
263 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
264 statement belongs to a group of strided accesses with the exact code
266 (vectorizable_load): Likewise.
267 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
268 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
270 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
272 * config/freebsd-stdint.h: New file.
273 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
274 Add freebsd-stdint.h to tm_file.
276 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
278 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
279 (thumb2_extendhidi2): Likewise.
281 2009-05-31 Ian Lance Taylor <iant@google.com>
283 * regstat.c (regstat_n_sets_and_refs): Remove duplicate
286 2009-05-31 Ian Lance Taylor <iant@google.com>
288 * Makefile.in (except.o): Depend upon gt-except.h, not
290 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
291 (ipa-reference.o): Depend upon gt-ipa-reference.h.
293 2009-05-31 Jason Merrill <jason@redhat.com>
295 * tree-pretty-print.c (print_call_name): Take the callee, not the
296 call itself. Make non-static. Use dump_function_name for
298 (dump_generic_node): Adjust.
299 * diagnostic.h: Declare print_call_name.
300 * gimple-pretty-print.c (dump_gimple_call): Use it.
302 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
304 * config/sh/sh.md (ashldi3_std): New define_expand.
307 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
310 * config/sh/sh.c: Include debug.h.
311 (sh_expand_epilogue): Emit a blockage insn before the frame
312 pointer adjustment also when dwarf2out_do_frame returns true.
314 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
316 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
317 (thumb2_extendqidi2): New pattern.
319 2009-05-31 Ira Rosen <irar@il.ibm.com>
321 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
322 mark phis for renaming.
323 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
324 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
325 Call mark_sym_for_renaming.
326 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
327 * tree-vect-loop.c (vect_transform_loop): Remove vect_memsyms_to_rename
328 initialization and a call to mark_set_for_renaming.
330 2009-05-31 Jakub Jelinek <jakub@redhat.com>
333 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
334 frame related even if !set_cfa && style < 0.
336 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
338 * config/i386/mingw-tls.c: New file.
339 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add
341 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define
342 it for targets defining _WIN32 but not __CYGWIN__.
344 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
346 * configure.ac: Add MPC support.
348 * config.in, configure: Regenerate.
350 2009-05-29 Richard Henderson <rth@redhat.com>
352 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
353 NOTE_INSN_BASIC_BLOCK.
354 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
355 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
356 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
358 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
360 (add_cfi): Disable check redefining cfa away from drap.
361 (lookup_cfa_1): Add remember argument; handle remember/restore.
362 (lookup_cfa): Pass remember argument.
364 (compute_barrier_args_size_1): Remove sibcall check.
365 (dwarf2out_frame_debug_def_cfa): New.
366 (dwarf2out_frame_debug_adjust_cfa): New.
367 (dwarf2out_frame_debug_cfa_offset): New.
368 (dwarf2out_frame_debug_cfa_register): New.
369 (dwarf2out_frame_debug_cfa_restore): New.
370 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
371 (dwarf2out_begin_epilogue): New.
372 (dwarf2out_frame_debug_restore_state): New.
373 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
374 DW_CFA_restore_state.
375 (output_cfi_directive): Likewise.
376 (convert_cfa_to_fb_loc_list): Likewise.
377 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
378 * dwarf2out.h: Update.
379 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
380 (copy_insn_1): Early out for null.
381 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
382 and dwarf2out_frame_debug_restore_state.
383 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
384 (prologue_insn_hash, epilogue_insn_hash): New.
385 (free_after_compilation): Adjust freeing accordingly.
386 (record_insns): Create hash table if needed; push insns into
387 hash instead of array.
388 (maybe_copy_epilogue_insn): New.
389 (contains): Search hash table instead of array.
390 (sibcall_epilogue_contains): Remove.
391 (thread_prologue_and_epilogue_insns): Split eh_return insns
392 and mark them as epilogues.
393 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
394 scanning in terms of basic blocks.
395 * insn-notes.def (CFA_RESTORE_STATE): New.
396 * jump.c (returnjump_p_1): Accept EH_RETURN.
397 (eh_returnjump_p_1, eh_returnjump_p): New.
398 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
399 CFA_REGISTER, CFA_RESTORE): New.
400 * rtl.def (EH_RETURN): New.
401 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
403 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
404 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
406 * config/i386/i386.c (gen_push): Update cfa state.
407 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
408 add a CFA_ADJUST_CFA note.
409 (ix86_dwarf_handle_frame_unspec): Remove.
410 (ix86_expand_prologue): Update cfa state.
411 (ix86_emit_restore_reg_using_pop): New.
412 (ix86_emit_restore_regs_using_pop): New.
413 (ix86_emit_leave): New.
414 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
415 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
416 * config/i386/i386.h (struct machine_cfa_state): New.
417 (ix86_cfa_state): New.
418 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
419 (eh_return_internal): Merge from eh_return_<mode>,
420 use eh_return rtx, split w/ epilogue.
422 2009-05-29 Ian Lance Taylor <iant@google.com>
424 * builtins.c (validate_gimple_arglist): Don't use va_arg with
426 * calls.c (emit_library_call_value_1): Likewise.
428 * c-typeck.c (c_build_va_arg): New function.
429 * c-tree.h (c_build_va_arg): Declare.
430 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
431 instead of build_va_arg.
433 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
435 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
436 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
437 (ptr_difference_cost): Use affine combinations to compute it.
438 (difference_cost): Likewise.
439 (get_computation_cost_at): Compute more accurate cost for addresses
440 if the ratio is a multiplier allowed in addresses.
441 For non-addresses, consider that an additional offset or symbol is
444 2009-05-29 Jakub Jelinek <jakub@redhat.com>
446 * config/i386/i386.c (ix86_decompose_address): Avoid useless
447 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
449 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
450 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
451 (prefix_rex): For UNIT_MMX don't imply the prefix by default
453 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
454 to 1 for TYPE_SSE{IADD1,CVT1}.
455 (prefix_vex_imm8): Removed.
456 (length_vex): Only pass 1 as second argument to
457 ix86_attr_length_vex_default if prefix_extra is 0.
458 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
459 (length): For prefix vex computation use length_immediate
460 attribute instead of prefix_vex_imm8.
461 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
462 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
463 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
464 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
465 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
466 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
467 a space in between the operands.
468 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
469 if one operand is 0xff and the other one si, di, bp or sp.
470 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
471 other one si, di, bp or sp.
472 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
473 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
474 type and mode attributes.
475 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
476 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
477 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
478 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
479 prefix_data16 attribute iff MODE_DF.
480 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
481 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
482 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
483 constm128_operand in length_immediate computation.
484 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
485 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
486 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
487 length_immediate attribute to 1.
488 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
489 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
490 for certain alternatives.
491 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
492 prefix_data16 attribute if MODE_V1DF.
493 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
494 length_immediate to 1.
495 (set_got_rex64, set_rip_rex64): Remove length attribute, set
496 length_address to 4, set mode attribute to MODE_DI.
497 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
498 (fxam<mode>2_i387): Set length attribute to 4.
499 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
500 *prefetch_3dnow_rex): Override length_address attribute.
501 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
503 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
504 (constm128_operand): Removed.
505 * config/i386/i386.c (memory_address_length): For
506 disp && !index && !base in 64-bit mode account for SIB byte if
507 print_operand_address can't optimize disp32 into disp32(%rip)
508 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
509 for fs: or gs: segment.
510 (ix86_attr_length_immediate_default): When checking if shortform
511 is possible, truncate immediate to the length of the non-shortened
513 (ix86_attr_length_address_default): Ignore MEM_P operands
515 (ix86_attr_length_vex_default): Only check for DImode on
516 GENERAL_REG_P operands.
517 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
518 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
519 (sse_cvttps2pi): Clear prefix_rep attribute.
520 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
522 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
523 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
524 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
525 iff operand 2 is const_int_operand.
526 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
527 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
528 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
530 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
532 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
533 prefix_data16 attribute for movlpd and movhpd instructions.
534 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
535 length_immediate for shufpd instruction.
536 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
537 (avx_cmpp<avxmodesuffixf2c><mode>3,
538 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
539 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
540 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
541 *vec_dupv4sf_avx, *vec_dupv4sf): Set
542 length_immediate attribute to 1.
543 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
544 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
545 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
546 prefix_data16 attribute for the first alternative to 1.
547 (*avx_loadlps): Override length_immediate for the first alternative.
548 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
549 attributes for second alternative.
550 (*vec_concatv2sf_sse4_1): Override length_immediate and
551 prefix_data16 attributes for second alternative.
552 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
553 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
554 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
555 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
556 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
557 prefix_data16 and length_immediate to 1.
558 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
560 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
561 prefix_extra attribute for variants that don't have 0f prefix
563 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
564 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
565 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
566 *sse4_1_pextrd): Set length_immediate to 1.
567 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
568 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
570 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
571 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
572 length_immediate to 1 for second alternative.
573 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
574 prefix_extra and length_immediate attributes for the first
576 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
578 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
579 to 1 for the first and third alternative.
580 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
582 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
584 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
586 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
587 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
588 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
589 *avx_psign<mode>3): Set prefix_extra attribute to 1.
590 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
591 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
592 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
593 ssse3_psign<mode>3): Override prefix_rex attribute.
594 (*avx_palignrti): Override prefix_extra and length_immediate
596 (ssse3_palignrti): Override length_immediate to 1.
597 (ssse3_palignrdi): Override length_immediate to 1, override
598 prefix_rex attribute.
599 (abs<mode>2): Override prefix_rep to 0, override prefix_rex
601 (sse4a_extrqi): Override length_immediate to 2.
602 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
603 (sse4a_insertq): Override prefix_data16 to 0.
604 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
605 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
606 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
607 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
608 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
609 and length_immediate to 1.
610 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
611 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
612 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
613 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
614 and length_immediate to 1.
615 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
616 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
617 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
618 avx_ptest256): Override prefix_extra to 1.
619 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
620 Override prefix_data16 and length_immediate to 1.
621 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
622 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
623 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
624 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
625 prefix_data16 to 0 and prefix_extra to 2.
626 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
627 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
629 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
630 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
631 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
632 and prefix_extra to 2.
633 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
634 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
635 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
636 avx_vpermilvar<mode>3,
637 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
638 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
639 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
640 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
641 Override prefix_extra to 1.
642 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
643 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
644 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
645 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
646 prefix_extra and length_immediate to 1.
647 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
649 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
650 to 1 for the first alternative.
651 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
652 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
654 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
655 *movv2sf_internal_avx, *movv2sf_internal): Override
656 prefix_rep attribute for certain alternatives.
657 (*mov<mode>_internal): Override prefix_rep or prefix_data16
658 attributes for certain alternatives.
659 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
660 attributes for certain alternatives.
661 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
662 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
663 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
664 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
665 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
666 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
667 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
668 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
669 length_immediate to 1 if operand 2 is const_int_operand.
670 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
671 *vec_extractv2si_1): Set length_immediate
673 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
674 using old 3DNOW insn rather than SSE/3DNOW_A.
675 (mmx_emms, mmx_femms): Clear modrm attribute.
677 2009-05-29 Martin Jambor <mjambor@suse.cz>
679 * tree-sra.c: New implementation of SRA.
681 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
682 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
683 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
684 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
685 (SRA_MAX_STRUCTURE_COUNT): Removed.
686 (SRA_FIELD_STRUCTURE_RATIO): Removed.
687 * doc/invoke.texi (sra-max-structure-size): Removed.
688 (sra-field-structure-ratio): Removed.
690 2009-05-29 Jakub Jelinek <jakub@redhat.com>
693 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
696 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
698 PR rtl-optimization/40101
699 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
700 seqno. Adjust comment.
701 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
702 inserting bookkeeping before a jump, the jump is not scheduled.
703 When no positive seqno found, provide a value. Add comment.
705 2009-05-29 Richard Guenther <rguenther@suse.de>
707 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
708 short-cutting on the first component.
710 2009-05-29 Jakub Jelinek <jakub@redhat.com>
713 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
714 for trees other than decls/types.
716 2009-05-29 Richard Guenther <rguenther@suse.de>
718 * tree-ssa-operands.c (get_expr_operands): Do not handle
719 INDIRECT_REFs in the handled-component case. Remove
720 unused get_ref_base_and_extent case.
721 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
722 tree_low_cst and host_integerp where possible.
723 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
724 codes for equivalence.
725 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
727 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
729 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
730 to tmake_file for i[34567]86-*-cygwin*.
732 2009-05-29 Jakub Jelinek <jakub@redhat.com>
735 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
736 (altivec_categorize_keyword, init_vector_keywords,
737 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
740 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
742 * tree.c (handle_dll_attribute): Check if node is
743 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
745 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
747 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
749 (thumb2_zero_extendqidi2): Likewise.
751 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
753 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
754 instead of gen_movrt.
755 * config/sh/sh.md (movrt): Remove.
757 2009-05-28 Steve Ellcey <sje@cup.hp.com>
759 * doc/invoke.texi (IA-64 Options)
760 Add -msdata, -mfused-madd, -mno-inline-float-divide,
761 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
762 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
763 -msched-prefer-non-control-spec-insns,
764 -msched-stop-bits-after-every-cycle,
765 -msched-count-spec-in-critical-path,
766 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
767 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns
768 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
769 and -msched-spec-verbose.
771 2009-05-28 Joseph Myers <joseph@codesourcery.com>
773 * config/arm/lib1funcs.asm (__clear_cache): Define if
775 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
777 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
779 2009-05-28 Richard Guenther <rguenther@suse.de>
781 * tree-ssa-alias.c (ao_ref_init): New function.
782 (ao_ref_base): Likewise.
783 (ao_ref_base_alias_set): Likewise.
784 (ao_ref_alias_set): Likewise.
785 (refs_may_alias_p_1): Change signature.
786 (refs_may_alias_p): Adjust.
787 (refs_anti_dependent_p): Likewise.
788 (refs_output_dependent_p): Likewise.
789 (call_may_clobber_ref_p_1): Change signature.
790 (call_may_clobber_ref_p): Adjust.
791 (stmt_may_clobber_ref_p_1): New function split out from ...
792 (stmt_may_clobber_ref_p): ... here.
793 (maybe_skip_until): Adjust signature.
794 (get_continuation_for_phi): Likewise.
795 (walk_non_aliased_vuses): Likewise.
796 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
797 (ao_ref_init): Declare.
798 (ao_ref_base): Likewise.
799 (ao_ref_alias_set): Likewise.
800 (stmt_may_clobber_ref_p_1): Likewise.
801 (walk_non_aliased_vuses): Adjust.
802 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
803 (get_ref_from_reference_ops): remove.
804 (vn_reference_lookup_2): Adjust signature.
805 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
806 (vn_reference_lookup_pieces): Adjust signature, do not re-build
808 (vn_reference_lookup): Adjust.
809 (vn_reference_insert): Likewise.
810 (vn_reference_insert_pieces): Adjust signature.
811 (visit_reference_op_call): Adjust.
812 * tree-ssa-pre.c (get_expr_type): Simplify.
813 (phi_translate_1): Adjust.
814 (compute_avail): Likewise.
815 (translate_vuse_through_block): Do not re-build trees.
816 (value_dies_in_block_x): Likewise.
817 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
819 (vn_reference_lookup_pieces): Adjust declaration.
820 (vn_reference_insert_pieces): Likewise.
822 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
824 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
825 with checking disabled.
827 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
831 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
832 macro definition for support of three-operand format aligned
833 .comm directive in assembler on cygwin/pe/mingw target OS.
834 * configure: Regenerate.
835 * config.h: Regenerate.
837 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
838 aligned form of .comm directive if -mpe-aligned-commons is in effect.
839 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
841 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
842 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
844 2009-05-28 Ira Rosen <irar@il.ibm.com>
846 PR tree-optimization/40254
847 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
848 in analysis of basic blocks.
850 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
853 * target.h (struct gcc_target): Fix indentation. Add
855 * target-def.h (TARGET_CONST_ANCHOR): New macro.
856 (TARGET_INITIALIZER): Use it.
857 * cse.c (CHEAPER): Move it up to the other macros.
858 (insert): Rename this ...
859 (insert_with_costs): ... to this. Add cost parameters. Update
861 (insert): New function. Call insert_with_costs.
862 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
863 find_reg_offset_for_const, try_const_anchors): New functions.
864 (cse_insn): Call try_const_anchors. Adjust cost of src_related
865 when using a const-anchor. Call insert_const_anchors.
866 * config/mips/mips.c (mips_set_mips16_mode): Set
867 targetm.const_anchor.
868 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
870 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
872 * tree-inline.c (remap_decls): Enable nonlocalized variables
875 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
877 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
878 Simplify other tests involving optimize.
880 2009-05-27 Tom Tromey <tromey@redhat.com>
882 * unwind-dw2.c (_Unwind_DebugHook): New function.
883 (uw_install_context): Call _Unwind_DebugHook.
885 2009-05-27 Tom Tromey <tromey@redhat.com>
887 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
889 2009-05-27 Ian Lance Taylor <iant@google.com>
891 * Makefile.in (LINKER, LINKER_FLAGS): Define.
892 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
893 (ALL_LINKERFLAGS): Define.
894 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
895 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
896 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
897 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
898 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
900 (build/gcov-iov$(build_exeext)): Likewise.
902 2009-05-27 Julian Brown <julian@codesourcery.com>
904 * gcse.c (target.h): Include.
905 (can_assign_to_reg_without_clobbers_p): Check that the target allows
906 copy of argument to a pseudo register.
908 2009-05-27 Diego Novillo <dnovillo@google.com>
910 * tree-ssa-live.c (dump_scope_block): Document arguments.
911 (dump_scope_blocks): Document.
912 (debug_scope_blocks): New.
913 * tree-flow.h (debug_scope_blocks): Declare.
915 2009-05-21 Denis Chertykov <denisc@overta.ru>
917 * doc/contrib.texi (Contributors): add myself to the list.
919 2009-05-27 Olivier Hainque <hainque@adacore.com>
921 * expr.c (target_align): New function. Alignment the TARGET of an
922 assignment may be assume to have.
923 (highest_pow2_factor_for_target): Use it instead of relying on
924 immediate tree attributes of TARGET, not necessarily honored when
925 intermediate bitfields are involved.
927 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
930 * config/i386/driver-i386.c (host_detect_local_cpu): Support
931 AVX, SSE4, AES, PCLMUL and POPCNT.
933 2009-05-27 Diego Novillo <dnovillo@google.com>
935 * tree-pretty-print.c (dump_location): New.
936 (dump_generic_node): Call it.
937 Factor code to handle BLOCK nodes ...
938 (dump_block_node): ... here.
940 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
942 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h with
944 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
946 * gcc-plugin.h: Include config.h and system.h.
947 (IN_GCC): Define if not defined.
949 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
952 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
955 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
957 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
959 * config/m32r/m32r.h: Ditto.
960 * config/m32r/m32r.md: Ditto.
961 * config/m32r/predicates.md: Ditto.
963 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
965 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
967 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
970 (Loading plugins): typo.
971 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
972 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
973 (Interacting with the GCC Garbage Collector): Added new section.
974 (Giving information about a plugin): Added new section for
976 * ggc.h (ggc_register_root_tab): Added declaration.
977 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
978 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
979 (register_callback): Improved comment in declaration.
980 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for
982 (extra_root_vec) Added static variable for dynamic roots
984 (ggc_register_root_tab) Added new routine.
985 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
986 PLUGIN_GGC_MARKING event.
987 * ggc-zone.c: Include plugin.h.
988 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
989 * ggc-page.c: Include plugin.h.
990 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
991 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
992 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
993 (register_callback): check lack of callbacks for
994 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
995 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
996 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
997 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
998 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
999 dependency on plugin.h.
1000 (plugin.o): Added dependency on ggc.h...
1002 2009-05-26 Richard Guenther <rguenther@suse.de>
1006 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
1007 with mismatched comparison modes.
1009 * expr.c (expand_expr_real_1): Expand the operand of a
1010 VIEW_CONVERT_EXPR in its natural mode.
1012 2009-05-26 Ian Lance Taylor <iant@google.com>
1014 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
1015 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
1016 (ALL_COMPILERFLAGS): Define.
1017 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
1018 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
1019 (collect2$(exeext), collect2.o): Likewise.
1020 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
1021 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
1022 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
1023 (libbackend.o, intl.o, cppdefault.o): Likewise.
1024 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
1025 (build/%.o): Use $(COMPILER_FOR_BUILD).
1026 (build/gen%$(build_exeext)): Likewise.
1027 (build/gcov-iov$(build_exeext)): LIkewise.
1028 * config/t-darwin (darwin.o): Use $(COMPILER).
1029 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
1030 * config/t-sol2 (sol2-c.o): Likewise.
1032 * config/t-vxworks (vxworks.o): Likewise.
1033 * config/x-darwin (host-darwin.o): Likewise.
1034 * config/x-hpux (host-hpux.o): Likewise.
1035 * config/x-linux (host-linux.o): Likewise.
1036 * config/x-solaris (host-solaris.o): Likewise.
1037 * config/alpha/x-alpha (driver-alpha.o): Likewise.
1038 * config/arm/t-arm (arm-c.o): Likewise.
1039 * config/arm/t-pe (pe.o): Likewise.
1040 * config/arm/t-wince-pe (pe.o): Likewise.
1041 * config/i386/t-cygming (winnt.o): Likewise.
1042 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
1043 * config/i386/t-cygwin (cygwin1.o): Likewise.
1044 (cygwin2.o): Likewise.
1045 * config/i386/t-i386 (i386-c.o): Likewise.
1046 * config/i386/t-interix (winnt.o): Likewise.
1047 * config/i386/t-netware (netware.o): Likewise.
1048 * config/i386/t-nwld (nwld.o): Likewise.
1049 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
1050 * config/i386/x-i386 (driver-i386.o): Likewise.
1051 * config/i386/x-cygwin (host-cygwin.o): Likewise.
1052 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
1053 * config/ia64/t-ia64 (ia64-c.o): Likewise.
1054 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
1055 * config/mips/x-native (driver-native.o): Likewise.
1056 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
1057 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
1058 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
1059 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
1060 * config/score/t-score-elf (score7.o): Likewise.
1061 (score3.o): Likewise.
1062 * config/sh/t-sh (sh-c.o): Likewise.
1063 * config/sh/t-symbian (sh-c.o): Likewise.
1064 (symbian.o): Likewise.
1065 * config/spu/t-spu-elf (spu-c.o): Likewise.
1066 * config/v850/t-v850 (v850-c.o): Likewise.
1067 * config/v850/t-v850e (v850-c.o): Likewise.
1069 2009-05-26 Richard Guenther <rguenther@suse.de>
1071 PR tree-optimization/40122
1072 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
1073 VECTOR_CSTs if possible.
1074 (fold_gimple_assign): Likewise.
1076 2009-05-26 Richard Guenther <rguenther@suse.de>
1079 * fold-const.c (fold_binary): Use the correct types for building
1082 2009-05-26 Richard Guenther <rguenther@suse.de>
1084 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
1085 redundant calls to merge_alias_info.
1086 (bump_vector_ptr): Likewise.
1087 * tree-ssa-copy.c (merge_alias_info): Remove.
1088 (replace_exp_1): Remove call to merge_alias_info.
1089 (propagate_tree_value): Likewise.
1090 (fini_copy_prop): Propagate points-to info.
1091 * tree-flow.h (merge_alias_info): Remove.
1093 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
1095 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
1097 2009-05-25 Jan Hubicka <jh@suse.cz>
1099 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
1100 * cgraph.h (struct inline_summary): New filed self_wize,
1101 size_inlining_benefit, self_time and time_inlining_benefit.
1102 (struct cgraph_global_info): Replace insns by time ans size fields.
1103 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
1104 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
1105 (ipcp_update_callgraph): Do not touch function bodies.
1106 * ipa-inline.c: Include except.h
1107 (MAX_TIME): New constant.
1108 (overall_insns): Remove.
1110 (overall_size, max_benefit): New static variables.
1111 (cgraph_estimate_time_after_inlining): New function.
1112 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
1113 (cgraph_clone_inlined_nodes): Update size.
1114 (cgraph_mark_inline_edge): Update size.
1115 (cgraph_estimate_growth): Use size info.
1116 (cgraph_check_inline_limits): Check size.
1117 (cgraph_default_inline_p): Likewise.
1118 (cgraph_edge_badness): Compute badness based on benefit and size cost.
1119 (cgraph_decide_recursive_inlining): Check size.
1120 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and
1122 (cgraph_decide_inlining): Likewise.
1123 (cgraph_decide_inlining_incrementally): Likewise; honor
1124 PARAM_EARLY_INLINING_INSNS.
1125 (likely_eliminated_by_inlining_p): New predicate.
1126 (estimate_function_body_sizes): New function.
1127 (compute_inline_parameters): Use it.
1128 * except.c (must_not_throw_labels): New function.
1129 * except.h (must_not_throw_labels): Declare.
1130 * tree-inline.c (init_inline_once): Kill inlining_weigths
1131 * tree-ssa-structalias.c: Avoid uninitialized warning.
1132 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
1133 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
1134 (PARAM_INLINE_CALL_COST): Remove.
1135 (PARAM_EARLY_INLINING_INSNS): New.
1137 2009-05-25 Richard Guenther <rguenther@suse.de>
1139 PR tree-optimization/36327
1140 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
1141 callback for reference translation or lookup at the point
1143 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
1144 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
1145 for union COMPONENT_REFs.
1146 (vn_reference_lookup_3): New callback. Lookup from memset
1147 and CONSTRUCTOR assignment, translate through struct copies.
1148 (vn_reference_lookup_pieces): Make sure to not free the
1149 passed operands array. Adjust walk_non_aliased_vuses call.
1150 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
1151 make sure we do not leak memory.
1153 2009-05-25 Richard Guenther <rguenther@suse.de>
1155 * tree-ssa-alias.h (dump_points_to_solution): Declare.
1156 * tree-inline.c (expand_call_inline): Reset the escaped and
1158 * tree-ssa-structalias.c (pass_build_ealias): New.
1159 * tree-pass.h (pass_build_ealias): Declare.
1160 * passes.c (init_optimization_passes): Add PTA during
1161 early optimizations.
1162 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
1163 and CALLUSED solutions.
1164 (dump_points_to_solution): New function, split out from ...
1165 (dump_points_to_info_for): ... here.
1166 * tree-parloops.c (parallelize_loops): Reset the escaped and
1169 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1172 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
1173 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
1175 2009-05-25 Ira Rosen <irar@il.ibm.com>
1177 PR tree-optimization/40238
1178 * tree-vect-stmts.c (vect_init_vector): Insert initialization
1179 statements after basic block's labels.
1180 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
1181 to free the allocated memory.
1183 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
1185 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
1186 return address with a USE.
1188 2009-05-24 Richard Guenther <rguenther@suse.de>
1191 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
1192 array type from the main variant of the inner type.
1194 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1196 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
1197 definition to bool (from int) to un-break build.
1198 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
1200 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
1202 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
1203 discard_stmt_changes): Delete.
1204 * tree-ssa-operands.c (scb_stack): Delete.
1205 (init_ssa_operands): Do not initialize it.
1206 (fini_ssa_operands): Do not free it.
1207 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
1209 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
1210 update_stmt, remove the others. Fix comments.
1211 * tree-dfa.c (optimize_stack_restore): Likewise.
1212 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
1213 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
1214 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
1215 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
1217 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
1218 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
1219 (dom_opt_finalize_block): Likewise, adjusting access to stmts_to_rescan.
1220 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
1221 (stmts_to_rescan): Change item type to gimple.
1222 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
1224 2009-05-24 Ira Rosen <irar@il.ibm.com>
1226 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
1227 * tree-pass.h (pass_slp_vectorize): New pass.
1228 * params.h (SLP_MAX_INSNS_IN_BB): Define.
1229 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
1230 * tree-vectorizer.c (timevar.h): Include.
1231 (user_vect_verbosity_level): Declare.
1232 (vect_location): Fix comment.
1233 (vect_set_verbosity_level): Update user_vect_verbosity_level
1234 instead of vect_verbosity_level.
1235 (vect_set_dump_settings): Add an argument. Ignore user defined
1236 verbosity if dump flags require higher level of verbosity. Print to
1237 stderr only for loop vectorization.
1238 (vectorize_loops): Update call to vect_set_dump_settings.
1239 (execute_vect_slp): New function.
1240 (gate_vect_slp): Likewise.
1241 (struct gimple_opt_pass pass_slp_vectorize): New.
1242 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
1244 (vec_info_for_bb): New function.
1245 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
1246 (VECTORIZATION_ENABLED): New macro.
1247 (SLP_ENABLED, SLP_DISABLED): Likewise.
1248 (vect_is_simple_use): Add bb_vec_info argument.
1249 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
1250 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
1251 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
1252 vect_schedule_slp, vect_analyze_slp): Likewise.
1253 (vect_analyze_stmt): Add slp_tree argument.
1254 (find_bb_location): Declare.
1255 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
1256 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
1257 (vect_analyze_loop_operations, vect_analyze_loop,
1258 get_initial_def_for_induction, vect_create_epilog_for_reduction,
1259 vect_finalize_reduction, vectorizable_reduction,
1260 vectorizable_live_operation, vect_transform_loop): Likewise.
1261 * tree-data-ref.c (dr_analyze_innermost): Update comment,
1262 skip evolution analysis if analyzing a basic block.
1263 (dr_analyze_indices): Likewise.
1264 (initialize_data_dependence_relation): Skip the test whether the
1265 object is invariant for basic blocks.
1266 (compute_all_dependences): Skip dependence analysis for data
1267 references in basic blocks.
1268 (find_data_references_in_stmt): Don't fail in case of invariant
1269 access in basic block.
1270 (find_data_references_in_bb): New function.
1271 (find_data_references_in_loop): Move code to
1272 find_data_references_in_bb and add a call to it.
1273 (compute_data_dependences_for_bb): New function.
1274 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
1275 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
1277 (vect_analyze_data_ref_dependence): Check for interleaving in case of
1278 unknown dependence in basic block and fail in case of dependence in
1280 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
1281 dependence instances from either loop or basic block vectorization
1283 (vect_compute_data_ref_alignment): Check if it is loop vectorization
1284 before calling nested_in_vect_loop_p.
1285 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
1286 dependence instances from either loop or basic block vectorization
1288 (vect_verify_datarefs_alignment): Likewise.
1289 (vect_enhance_data_refs_alignment): Adjust function calls.
1290 (vect_analyze_data_refs_alignment): Likewise.
1291 (vect_analyze_group_access): Fix printing. Skip different checks if
1292 DR_STEP is 0. Keep strided stores either in loop or basic block
1293 vectorization data structure. Fix indentation.
1294 (vect_analyze_data_ref_access): Fix comments, allow zero step in
1296 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
1297 dependence instances from either loop or basic block vectorization
1299 (vect_analyze_data_refs): Update comment. Call
1300 compute_data_dependences_for_bb to analyze basic blocks.
1301 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
1302 case of loop vectorization. In case of basic block vectorization use
1303 data-ref itself as a base.
1304 (vect_create_data_ref_ptr): In case of basic block vectorization:
1305 don't advance the pointer, add new statements before the current
1306 statement. Adjust function calls.
1307 (vect_supportable_dr_alignment): Support only aligned accesses in
1308 basic block vectorization.
1309 * common.opt (ftree-slp-vectorize): New flag.
1310 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
1311 (vect_pattern_recog_1): Likewise.
1312 * tree-vect-stmts.c (process_use): Likewise.
1313 (vect_init_vector): Add new statements in the beginning of the basic
1314 block in case of basic block SLP.
1315 (vect_get_vec_def_for_operand): Adjust function calls.
1316 (vect_finish_stmt_generation): Likewise.
1317 (vectorizable_call): Add assert that it is loop vectorization, adjust
1319 (vectorizable_conversion, vectorizable_assignment): Likewise.
1320 (vectorizable_operation): In case of basic block SLP, take
1321 vectorization factor from statement's type and skip the relevance
1322 check. Adjust function calls.
1323 (vectorizable_type_demotion): Add assert that it is loop
1324 vectorization, adjust function calls.
1325 (vectorizable_type_promotion): Likewise.
1326 (vectorizable_store): Check for outer loop only in case of loop
1327 vectorization. Adjust function calls. For basic blocks, skip the
1328 relevance check and don't advance pointers.
1329 (vectorizable_load): Likewise.
1330 (vectorizable_condition): Add assert that it is loop vectorization,
1331 adjust function calls.
1332 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
1333 that it is not reduction, get vector type, call only supported
1334 functions, skip loop specific parts.
1335 (vect_transform_stmt): Check for outer loop only in case of loop
1337 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
1338 (vect_is_simple_use): Fix comment, add new argument, fix conditions
1339 for external definition.
1340 * passes.c (pass_slp_vectorize): New pass.
1341 * tree-vect-slp.c (find_bb_location): New function.
1342 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
1343 check for patterns only in loops.
1344 (vect_build_slp_tree): Add argument, adjust function calls, fail in
1345 case of multiple types in basic block SLP.
1346 (vect_mark_slp_stmts_relevant): New function.
1347 (vect_supported_load_permutation_p): Fix comment.
1348 (vect_analyze_slp_instance): Add argument. In case of basic block
1349 SLP, take vectorization factor from statement's type, check that
1350 unrolling factor is 1. Adjust function call. Save SLP instance in
1351 either loop or basic block vectorization structure. Return FALSE,
1353 (vect_analyze_slp): Add argument. Get strided stores groups from
1354 either loop or basic block vectorization structure. Return FALSE
1355 if basic block SLP failed.
1356 (new_bb_vec_info): New function.
1357 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
1358 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
1359 (vect_schedule_slp): Add argument. Get SLP instances from either
1360 loop or basic block vectorization structure. Set vectorization factor
1361 to be 1 for basic block SLP.
1362 (vect_slp_transform_bb): New function.
1363 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
1365 2009-05-23 Mark Mitchell <mark@codesourcery.com>
1367 * final.c (shorten_branches): Do not align labels for jump tables.
1368 (final_scan_insn): Use JUMP_TABLE_DATA_P.
1370 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
1372 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
1373 Remove outdated reference to flow.c and fix nits.
1374 * doc/gccint.texi: Tweak RTL description.
1375 * doc/rtl.texi: Likewise.
1377 2009-05-23 Denis Chertykov <chertykov@gmail.com>
1379 * config/avr/avr.c: Change my email address.
1380 * config/avr/avr.h: Likewise.
1381 * config/avr/avr.md: Likewise.
1382 * config/avr/avr-protos.h: Likewise.
1383 * config/avr/libgcc.S: Likewise.
1385 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1387 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
1388 (spu_split_load, spu_split_store): Change return type to int.
1389 (spu_split_convert): Declare.
1390 * config/spu/predicates.md (spu_mem_operand): Remove.
1391 (spu_mov_operand): Update.
1392 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
1393 * config/spu/spu.c (regno_aligned_for_load): Remove.
1394 (reg_aligned_for_addr, spu_expand_load): Define.
1395 (spu_expand_extv): Reimplement and handle MEM.
1396 (spu_expand_insv): Handle MEM.
1397 (spu_sched_reorder): Handle insn's with length 0.
1398 (spu_legitimate_address_p): Reimplement.
1399 (store_with_one_insn_p): Return TRUE for any mode with size
1400 larger than 16 bytes.
1401 (address_needs_split): Define.
1402 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
1404 (spu_convert_move): Define.
1405 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
1406 (spu_split_store): Change all MEM's to TImode.
1407 (spu_init_expanders): Preallocate registers that correspond to
1408 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
1410 (spu_split_convert): Define.
1411 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
1412 (_move<mode>, _movdi, _movti): Update predicate and condition.
1413 (load, store): Change to define_split.
1414 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
1416 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
1417 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
1418 define_insn_and_split of lshr<mode>3.
1419 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
1420 (<v>ashr<mode>3_imm): Define.
1421 (extv, extzv, insv): Allow MEM operands.
1422 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
1423 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
1424 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
1425 (_spu_convert2): Change to define_insn_and_split and remove the
1426 corresponding define_peephole2.
1427 (stack_protect_set, stack_protect_test, stack_protect_test_si):
1428 Change predicates to memory_operand.
1430 2009-05-22 Mark Mitchell <mark@codesourcery.com>
1432 * config/arm/thumb2.md: Add 16-bit multiply instructions.
1434 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1436 PR tree-optimization/40219
1437 * tree.c (iterative_hash_expr): Make sure the builtin function is
1438 a normal builtin function and not a front end or back end builtin
1439 before indexing into the built_in_decls array.
1441 2009-05-22 Richard Guenther <rguenther@suse.de>
1444 * alias.c (write_dependence_p): Do not use TBAA for answering
1445 anti-dependence or output-dependence.
1446 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
1447 (emit_pointer_definition): Remove.
1448 (emit_alias_warning): Likewise.
1449 (find_what_var_points_to): Remove TBAA pruning code.
1450 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
1452 (compute_points_to_sets): Remove code computing the set of
1453 dereferenced pointers.
1454 * tree-data-ref.c (dr_may_alias_p): Properly use the split
1455 oracle for querying anti and output dependencies.
1456 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
1457 if TBAA may be applied.
1458 (refs_anti_dependent_p): New function.
1459 (refs_output_dependent_p): Likewise.
1460 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
1461 (refs_output_dependent_p): Likewise.
1462 * doc/tree-ssa.texi (Memory model): New section.
1463 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
1464 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
1465 * cfgexpand.c (expand_gimple_basic_block): Do not handle
1466 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
1467 * expr.c (expand_expr_real_1): Likewise.
1468 * gimple-low.c (lower_stmt): Likewise.
1469 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
1470 (dump_gimple_cdt): Remove.
1471 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
1472 (gimple_size): Likewise.
1473 (walk_gimple_op): Likewise.
1474 (is_gimple_stmt): Likewise.
1475 (walk_stmt_load_store_addr_ops): Likewise.
1476 (gimple_build_cdt): Remove.
1477 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
1478 * gimple.h (gimple_cdt_new_type): Remove.
1479 (gimple_cdt_new_type_ptr): Likewise.
1480 (gimple_cdt_set_new_type): Likewise.
1481 (gimple_cdt_location): Likewise.
1482 (gimple_cdt_location_ptr): Likewise.
1483 (gimple_cdt_set_location): Likewise.
1484 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
1485 * tree-cfg.c (remove_useless_stmts_1): Do not handle
1486 GIMPLE_CHANGE_DYNAMIC_TYPE.
1487 (verify_types_in_gimple_stmt): Likewise.
1488 * tree-inline.c (estimate_num_insns): Likewise.
1489 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
1490 (copy_decl_to_var): Likewise.
1491 (copy_result_decl_to_var): Likewise.
1492 * tree-pretty-print.c (dump_generic_node): Do not handle
1493 CHANGE_DYNAMIC_TYPE_EXPR.
1494 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1495 * tree-ssa-operands.c (get_expr_operands): Likewise.
1496 * tree-ssa-structalias.c (struct variable_info): Remove
1497 no_tbaa_pruning member.
1498 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
1499 (unify_nodes): Do not copy it.
1500 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
1501 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
1502 (set_uids_in_ptset): Do not check it.
1503 (find_what_var_points_to): Likewise.
1504 (compute_tbaa_pruning): Remove.
1505 (compute_points_to_sets): Do not call it.
1506 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
1507 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
1508 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
1509 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
1510 (DECL_NO_TBAA_P): Likewise.
1511 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
1512 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
1513 (expand_omp_atomic_pipeline): Do not set it.
1514 * print-tree.c (print_node): Do not dump it.
1515 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
1518 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
1521 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
1524 2009-05-22 Mark Mitchell <mark@codesourcery.com>
1526 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
1529 2009-05-22 Ben Elliston <bje@au.ibm.com>
1531 * Makefile.in (bversion.h, s-bversion): New targets.
1532 (TOPLEV_H): Add bversion.h.
1533 * toplev.h: Include "bversion.h".
1534 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
1535 the __format__ attribute only if compiling with the same version
1536 of GCC as the sources (the "build version").
1538 2009-05-22 Ben Elliston <bje@au.ibm.com>
1540 * c-format.c (handle_format_attribute): Fix comment typo.
1542 2009-05-21 Steve Ellcey <sje@cup.hp.com>
1545 * config/ia64/ia64.opt (mfused-madd): New.
1546 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
1547 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
1548 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
1549 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
1550 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
1551 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
1552 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
1553 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
1554 instruction if !TARGET_FUSED_MADD.
1555 (fpma, fpms): Remove colon from name.
1557 2009-05-22 Richard Guenther <rguenther@suse.de>
1559 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
1560 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
1561 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
1563 (create_expression_by_pieces): Only convert if necessary.
1564 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
1565 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
1567 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
1569 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
1570 regular pattern from a template and rename it ...
1571 (*extzv_truncsi_exts): ... to this.
1573 2009-05-21 Richard Guenther <rguenther@suse.de>
1575 * cgraph.h (struct cgraph_node): Remove inline_decl member.
1576 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
1577 (cgraph_default_inline_p): Likewise.
1578 (cgraph_decide_inlining_incrementally): Likewise.
1580 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
1581 Uros Bizjak <ubizjak@gmail.com>
1583 * config/i386/cpuid.h (bit_MOVBE): New.
1585 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
1587 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
1588 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
1589 (ix86_handle_option): Handle OPT_mmovbe.
1590 (ix86_target_string): Add -mmovbe.
1591 (pta_flags): Add PTA_MOVBE.
1592 (processor_alias_table): Add PTA_MOVBE to "atom".
1593 (override_options): Handle PTA_MOVBE.
1595 * config/i386/i386.h (TARGET_MOVBE): New.
1597 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
1598 (*bswapsi_movbe): New.
1599 (*bswapdi_movbe): Likewise.
1600 (bswapdi2): Renamed to ...
1602 (bswapdi2): New expander.
1604 * config/i386/i386.opt (mmovbe): New.
1606 * doc/invoke.texi: Document -mmovbe.
1608 2009-05-21 Taras Glek <tglek@mozilla.com>
1610 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
1611 * gcc-plugin.h (plugin_init): Updated signature.
1612 * gcc-plugin.h (plugin_name_args): Moved to this header.
1613 * doc/plugins.texi (plugin_init): Updated documention to reflect
1615 * doc/plugins.texi (plugin_name_args): Added to documention.
1617 2009-05-21 Mark Mitchell <mark@codesourcery.com>
1619 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
1620 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
1622 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
1624 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
1625 JUMP_TABLE_DATA_P predicates where applicable.
1626 * config/i386/predicates.md: Ditto.
1627 * config/i386/sse.md: Ditto.
1629 2009-05-21 Jakub Jelinek <jakub@redhat.com>
1631 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
1632 operand2 -128 override length_immediate attribute to 1.
1633 * config/i386/predicates.md (constm128_operand): New predicate.
1635 * config/i386/i386.c (memory_address_length): Handle %r12
1636 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
1638 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
1639 mode look through optional ZERO_EXTEND and SUBREG.
1640 * config/i386/i386.md (R12_REG): New define_constant.
1641 (prefix_data16): For sse unit set also for MODE_TI insns.
1642 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
1643 insns set if operand 1 is ext_QIreg_operand.
1644 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
1645 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
1647 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
1648 mode from MODE_DI to MODE_SI.
1649 (movdi_1_rex64): Override modrm and length_immediate attributes
1650 only for movabs (TYPE_IMOV, alternative 2).
1651 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
1652 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
1653 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
1654 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
1655 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
1656 prefix_rex attribute if DImode.
1657 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
1658 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
1659 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
1660 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
1661 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
1662 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
1663 Likewise. For TYPE_IMOV clear length_immediate attribute.
1664 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
1665 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
1666 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
1667 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
1668 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
1669 or one operand TYPE_ISHIFT.
1670 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
1671 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
1672 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
1673 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
1674 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
1675 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
1676 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
1677 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
1678 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
1679 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
1680 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
1681 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
1682 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
1683 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
1684 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
1685 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
1686 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
1687 set mode attribute, don't override length attribute.
1688 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
1690 (return_internal_long): Set length attribute to 2 instead of 1.
1691 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
1692 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
1693 prefix_rex attribute.
1694 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
1696 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
1698 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1700 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
1702 2009-05-20 Ian Lance Taylor <iant@google.com>
1704 * tree.c (build_tree_list_vec_stat): New function.
1705 (ctor_to_vec): New function.
1706 (build_nt_call_vec): New function.
1707 (build_call_array): Change args to be a const pointer.
1708 (build_call_vec): New function.
1709 * tree.h (build_nt_call_vec): Declare.
1710 (build_tree_list_vec_stat): Declare.
1711 (build_tree_list_vec): Define.
1712 (build_call_array): Update declaration.
1713 (build_call_vec): Declare.
1714 (ctor_to_vec): Declare.
1715 * c-common.c (tree_vector_cache): New static variable.
1716 (make_tree_vector): New function.
1717 (release_tree_vector): New function.
1718 (make_tree_vector_single): New function.
1719 (make_tree_vector_copy): New function.
1720 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
1721 (make_tree_vector_single, make_tree_vector_copy): Declare.
1722 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
1723 (c_parser_expr_list): Don't manage cache here, instead call
1725 (c_parser_release_expr_list): Remove static function.
1726 (c_parser_vec_to_tree_list): Remove static function.
1727 (c_parser_attributes): Call build_tree_list_vec instead of
1728 c_parser_vec_to_tree_list. Call release_tree_vector instead of
1729 c_parser_release_expr_list.
1730 (c_parser_postfix_expression_after_primary): Likewise.
1731 (c_parser_objc_keywordexpr): Likewise.
1733 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
1735 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
1736 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
1737 TARGET_CONVERT_TO_TYPE.
1738 * hooks.c (hook_tree_const_tree_null): Define.
1739 * hooks.h (hook_tree_const_tree_null): Declare.
1740 * target.h (struct gcc_target): Add invalid_parameter_type,
1741 invalid_return_type, promoted_type, and convert_to_type fields.
1742 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
1743 (TARGET_INVALID_RETURN_TYPE): Define.
1744 (TARGET_PROMOTED_TYPE): Define.
1745 (TARGET_CONVERT_TO_TYPE): Define.
1746 (TARGET_INITIALIZER): Update for new fields.
1747 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
1748 (grokparms): Check targetm.invalid_parameter_type.
1749 * c-typeck.c (default_conversion): Check targetm.promoted_type.
1750 * c-convert.c (convert): Check targetm.convert_to_type.
1752 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
1754 * config/mips/mips.md (*extenddi_truncate<mode>,
1755 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
1757 (*extendhi_truncateqi): New define_insn_and_sptit.
1759 2009-05-20 Jakub Jelinek <jakub@redhat.com>
1762 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
1763 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
1765 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
1767 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
1768 the operand of VIEW_CONVERT_EXPR.
1770 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
1772 * config/i386/driver-i386.c (host_detect_local_cpu): Check
1773 extended family and model for Intel processors. Support Intel
1776 2009-05-20 Olivier Hainque <hainque@adacore.com>
1778 * gstab.h (stab_code_type): Define, to be used instead of the
1779 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
1781 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
1782 occurrences by stab_code_type.
1783 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
1785 2009-05-20 Martin Jambor <mjambor@suse.cz>
1787 * tree-flow.h (insert_edge_copies_seq): Undeclare.
1788 (sra_insert_before): Likewise.
1789 (sra_insert_after): Likewise.
1790 (sra_init_cache): Likewise.
1791 (sra_type_can_be_decomposed_p): Likewise.
1792 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
1793 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
1794 (sra_insert_before): Likewise.
1795 (sra_insert_after): Likewise.
1796 (sra_init_cache): Likewise.
1797 (insert_edge_copies_seq): Made static and moved upwards.
1799 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
1802 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
1804 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
1805 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
1808 2009-05-20 Richard Guenther <rguenther@suse.de>
1810 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
1811 with mismatched comparison modes.
1813 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1815 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
1816 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
1817 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
1818 with shifts for Thumb2.
1819 (orsi_notsi): New for orn.
1820 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
1821 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
1822 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
1823 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
1824 Don't invert remainder for IOR.
1826 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
1828 PR tree-optimization/40087
1829 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
1830 number_of_iterations_ne): Rename never_infinite argument.
1831 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
1832 number_of_iterations_le): Handle pointer-type ivs when
1833 exit_must_be_taken is false.
1834 (number_of_iterations_cond): Do not always assume that
1835 exit_must_be_taken if the control variable is a pointer.
1837 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1839 * c-typeck.c (build_binary_op): Allow % on integal vectors.
1840 * doc/extend.texi (Vector Extension): Document that % is allowed too.
1842 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
1844 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
1845 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
1847 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1850 * c.opt (Wlogical-op): Disabled by default.
1851 * c-opt (c_common_post_options): Do not enable Wlogical-op with
1853 * doc/invoke.texi (Wlogical-op): Likewise.
1855 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
1857 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
1859 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
1860 Propagate the type of the first operand.
1861 <ASSERT_EXPR>: Simplify.
1862 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
1863 Rewrite using the RHS code as discriminant.
1864 <NOP_EXPR>: Turn into CASE_CONVERT.
1865 <PLUS_EXPR>: Propagate the type of the first operand.
1867 2009-05-19 Steve Ellcey <sje@cup.hp.com>
1869 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
1870 (ia64_dconst_0_375): New.
1871 * config/ia64/ia64.c (ia64_override_options): Remove
1872 -minline-sqrt-min-latency warning.
1873 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
1874 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
1875 * config/ia64/ia64.md (*sqrt_approx): Remove.
1876 (sqrtsf2): Remove #if 0.
1877 (sqrtsf2_internal_thr): Rewrite and move to div.md.
1878 (sqrtdf): Remove assert.
1879 (sqrtdf2_internal_thr): Rewrite and move to div.md.
1880 (sqrtxf2): Remove #if 0.
1881 (sqrtxf2_internal_thr): Rewrite and move to div.md.
1882 * div.md (sqrt_approx_rf): New.
1883 (sqrtsf2_internal_thr): New implementation.
1884 (sqrtsf2_internal_lat): New.
1885 (sqrtdf2_internal_thr: New implementation.
1886 (sqrtxf2_internal): New implementation.
1888 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
1889 Hans-Peter Nilsson <hp@axis.com>
1891 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
1892 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
1893 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
1894 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
1895 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
1896 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
1897 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
1898 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
1899 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
1900 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
1901 * c-common.c: ...from here.
1903 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1905 * c-common.c (warn_logical_operator): Remove unnecessary
1908 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1910 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
1912 2009-05-19 Ben Elliston <bje@au.ibm.com>
1914 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
1915 assignments with memcpy calls.
1916 (add_fdes): Likewise.
1917 (binary_search_unencoded_fdes): Likewise.
1918 (linear_search_fdes): Eliminate type puns.
1920 2009-05-19 Richard Guenther <rguenther@suse.de>
1922 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
1923 not falsely claim to have propagated into all uses.
1925 2009-05-19 Ben Elliston <bje@au.ibm.com>
1927 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
1930 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
1932 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
1933 * config/sh/sh.c (sh_legitimate_address_p): Make static.
1934 (TARGET_LEGITIMATE_ADDRESS_P): New.
1935 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1936 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
1938 2009-05-18 Dodji Seketeli <dodji@redhat.com>
1941 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
1942 child of the containing namespace's DIE.
1944 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
1946 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
1947 *zero_extendhi_truncqi): Move after the zero_extend patterns.
1948 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
1951 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
1954 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
1955 gen_align with gen_pad.
1956 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
1957 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
1959 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
1960 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
1962 * config/i386/i386.md (align): Renamed to ...
1963 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
1964 ASM_OUTPUT_MAX_SKIP_PAD.
1966 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
1968 * config.gcc: Fix variable syntax.
1971 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
1972 before calling exact_log2.
1973 (output_iorsi3): Likewise.
1974 (output_xorsi3): Likewise.
1976 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
1978 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
1979 for the none zero constant operand except for EQ and NE
1980 comprisons even when the first operand is R0.
1982 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
1984 * config/s390/2064.md: Remove trailing whitespaces.
1985 * config/s390/2084.md: Likewise.
1986 * config/s390/constraints.md: Likewise.
1987 * config/s390/fixdfdi.h: Likewise.
1988 * config/s390/libgcc-glibc.ver: Likewise.
1989 * config/s390/s390-modes.def: Likewise.
1990 * config/s390/s390-protos.h: Likewise.
1991 * config/s390/s390.c: Likewise.
1992 * config/s390/s390.h: Likewise.
1993 * config/s390/s390.md: Likewise.
1994 * config/s390/tpf-unwind.h: Likewise.
1996 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1998 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
2000 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
2003 * configure.ac (m68k-*-*): Check if binutils support TLS.
2004 * configure: Regenerate.
2005 * config/m68k/predicates.md (symbolic_operand): Extend comment.
2006 * config/m68k/constraints.md (Cu): New constraint.
2007 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
2008 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
2009 (movsi): Handle TLS symbols.
2010 (addsi3_5200): Handle XTLS symbols, indent.
2011 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
2012 (m68k_tls_reference_p): Declare.
2013 (m68k_legitimize_address): Declare.
2014 (m68k_unwrap_symbol): Declare.
2015 * config/m68k/m68k.opt (mxtls): New option.
2016 * config/m68k/m68k.c (ggc.h): Include.
2017 (m68k_output_dwarf_dtprel): Implement hook.
2018 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
2019 (m68k_expand_prologue): Load GOT pointer when function needs it.
2020 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
2021 (m68k_legitimate_constant_address_p): Same.
2022 (m68k_decompose_address): Handle TLS references.
2023 (m68k_get_gp): New static function.
2024 (enum m68k_reloc): New contants.
2025 (TLS_RELOC_P): New macro.
2026 (m68k_wrap_symbol): New static function.
2027 (m68k_unwrap_symbol): New function.
2028 (m68k_final_prescan_insn_1): New static function.
2029 (m68k_final_prescan_insn): New function.
2030 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
2032 (legitimize_pic_address): Handle TLS references..
2033 (m68k_tls_get_addr, m68k_get_tls_get_addr)
2034 (m68k_libcall_value_in_a0_p)
2035 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
2036 (m68k_call_m68k_read_tp): Helper variables and functions for ...
2037 (m68k_legitimize_tls_address): Handle TLS references.
2038 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
2040 (m68k_legitimize_address): Handle TLS symbols.
2041 (m68k_get_reloc_decoration): New static function.
2042 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
2044 (m68k_output_dwarf_dtprel): Implement hook.
2045 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
2046 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
2047 m68k_call_* routines.
2048 (sched_attr_op_type): Handle TLS symbols.
2049 (gt-m68k.h): Include.
2050 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
2051 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
2053 2009-05-18 Martin Jambor <mjambor@suse.cz>
2055 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
2056 (visit_store_addr_for_mod_analysis): New function.
2057 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
2058 (determine_cst_member_ptr): Use gimple_assign_single_p.
2059 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
2060 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
2061 operands. Don't check number of operands of a NOP_EXPR.
2063 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
2065 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
2067 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
2070 * c-common.c (warn_logical_operator): Don't warn if one of
2071 expression isn't always true or false.
2073 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
2075 * config/i386/biarch32.h: New file.
2076 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
2078 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
2080 * config/mips/mips.md (*zero_extend<mode>_trunchi,
2081 *zero_extend<mode>_truncqi): Merge these into ...
2082 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
2083 Name the pattern following this as *zero_extendhi_truncqi.
2085 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
2088 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
2089 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
2090 (output_info): Make field HOST_WIDEST_INT.
2091 (print_statistics): Use HOST_WIDEST_INT_PRINT.
2092 (dump_bitmat_statistics): Same.
2094 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
2096 * config.gcc (use_gcc_stdint): Set to wrap.
2097 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
2098 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
2099 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2100 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2101 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2102 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2103 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2104 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2106 2009-05-16 Joseph Myers <joseph@codesourcery.com>
2108 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
2110 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
2111 Move definitions earlier.
2112 (OPT_ARCH64, OPT_ARCH32): Define.
2113 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
2116 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
2119 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
2122 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
2124 * arm.md (movdi2): Copy non-reg values to DImode registers.
2126 2009-05-16 Jakub Jelinek <jakub@redhat.com>
2129 * final.c (label_to_max_skip): New function.
2130 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
2131 CODE_LABEL_NUMBER <= max_labelno.
2132 * output.h (label_to_max_skip): New prototype.
2133 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
2134 (ix86_avoid_jump_mispredicts): ... this. Don't define if
2135 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
2136 Handle CODE_LABELs with >= 16 byte alignment or with
2137 max_skip == (1 << align) - 1.
2138 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
2139 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
2142 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
2143 .p2align 3 if MAX_SKIP is smaller than 7.
2144 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
2146 2009-05-15 Ian Lance Taylor <iant@google.com>
2148 * alias.c (struct alias_set_entry_d): Rename from struct
2149 alias_set_entry. Change all uses.
2150 * except.c (struct call_site_record_d): Rename from struct
2151 call_site_record. Change all uses.
2152 * except.h (struct eh_region_d): Rename from struct eh_region.
2154 * gcse.c (struct hash_table_d): Rename from struct hash_table.
2156 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
2157 ivtype_map_elt. Change all uses.
2158 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
2160 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
2161 * graphite.h (struct name_tree_d): Rename from struct name_tree.
2163 (struct sese_d): Rename from struct sese. Change all uses.
2164 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
2165 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
2166 * optabs.h (struct optab_d): Rename from struct optab. Change all
2168 (struct convert_optab_d): Rename from struct convert_optab.
2170 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
2171 ipa_opt_pass. Change all uses.
2172 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
2175 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
2176 defined as a typedef.
2177 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
2180 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2183 * fold-const.c (make_range,build_range_check,merge_ranges): Move
2185 (merge_ranges): Returns bool.
2186 * tree.h (make_range): .. to here.
2187 (build_range_check): Likewise.
2188 (merge_ranges): Likewise. Renamed from merge_ranges.
2189 * c-typeck.c (parser_build_binary_op): Update calls to
2190 warn_logical_operator.
2191 * c-common.c (warn_logical_operator): Add new warning.
2192 * c-common.h (warn_logical_operator): Update declaration.
2194 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2196 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
2198 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2200 * doc/install.texi: Document MPC requirements, flags etc.
2202 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
2203 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
2204 Evaluate constant arguments.
2205 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
2206 (fold_builtin_1): Likewise, also evaluate constant arguments.
2207 Remove superfluous break.
2208 (do_mpc_ckconv): New.
2209 * real.h: Include mpc.h.
2210 * toplev.c (print_version): Output MPC version info if available.
2212 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
2214 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
2216 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
2218 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
2221 2009-05-15 Jan Hubicka <jh@suse.cz>
2223 * doc/invoke.texi (max-early-inliner-iterations): New flag.
2224 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
2225 (try_inline): Fix return value.
2226 (cgraph_decide_inlining_incrementally): Honor new value.
2227 (cgraph_early_inlining): Handle indirect inlining.
2228 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
2230 2009-05-15 Jan Hubicka <jh@suse.cz>
2232 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
2233 * cgraphunit.c (cgraph_finalize_function): Set it.
2234 (cgraph_expand_function): Use it.
2236 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
2238 * real.c (encode_ieee_half): Define.
2239 (decode_ieee_half): Define.
2240 (ieee_half_format): Define.
2241 (arm_half_format): Define.
2242 * real.h (ieee_half_format): Declare.
2243 (arm_half_format): Declare.
2245 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
2247 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
2248 swapped, and reversed optabs exist before trying to use them.
2250 2009-05-15 Paul Brook <paul@codesourcery.com>
2251 Sandra Loosemore <sandra@codesourcery.com>
2253 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
2254 loads. Allow PRE_DEC.
2255 (output_move_neon): Handle PRE_DEC.
2256 (arm_print_operand): Add 'A' for neon structure loads.
2257 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
2258 * config/arm/neon.md (neon_mov): Update comment.
2259 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
2261 (Um): New constraint.
2263 2009-05-15 Jan Hubicka <jh@suse.cz>
2265 Revert the following patch until testsuite fallout is fixed:
2266 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
2267 * cgraph.h (struct inline_summary): New filed self_wize,
2268 size_inlining_benefit, self_time and time_inlining_benefit.
2269 (struct cgraph_global_info): Replace insns by time ans size fields.
2270 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
2271 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
2272 (ipcp_update_callgraph): Do not touch function bodies.
2273 * ipa-inline.c: Include except.h
2274 (MAX_TIME): New constant.
2275 (overall_insns): Remove
2276 (overall_size, max_benefit): New static variables.
2277 (cgraph_estimate_time_after_inlining): New function.
2278 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
2279 (cgraph_clone_inlined_nodes): Update size.
2280 (cgraph_mark_inline_edge): Update size.
2281 (cgraph_estimate_growth): Use size info.
2282 (cgraph_check_inline_limits): Check size.
2283 (cgraph_default_inline_p): Likewise.
2284 (cgraph_edge_badness): Compute badness based on benefit and size cost.
2285 (cgraph_decide_recursive_inlining): Check size.
2286 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and
2288 (cgraph_decide_inlining): Likewise.
2289 (cgraph_decide_inlining_incrementally): Likewise; honor
2290 PARAM_EARLY_INLINING_INSNS.
2291 (likely_eliminated_by_inlining_p): New predicate.
2292 (estimate_function_body_sizes): New function.
2293 (compute_inline_parameters): Use it.
2294 * except.c (must_not_throw_labels): New function.
2295 * except.h (must_not_throw_labels): Declare.
2296 * tree-inline.c (init_inline_once): Kill inlining_weigths
2297 * tree-ssa-structalias.c: Avoid uninitialized warning.
2298 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
2299 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
2300 (PARAM_INLINE_CALL_COST): Remove.
2301 (PARAM_EARLY_INLINING_INSNS): New.
2303 2009-05-15 Richard Guenther <rguenther@suse.de>
2305 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
2306 not TODO_update_ssa.
2308 2009-05-15 Richard Guenther <rguenther@suse.de>
2310 PR tree-optimization/39999
2311 * gimple.h (gimple_expr_type): Use the expression type looking
2312 through useless conversions.
2313 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
2314 (vn_nary_op_insert_stmt): Likewise.
2315 (simplify_binary_expression): Likewise.
2317 2009-05-15 Richard Guenther <rguenther@suse.de>
2319 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
2320 New options, enabled by default.
2321 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
2323 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
2324 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
2325 * tree-ssa-structalias.c (gate_tree_pta): New function.
2326 (pass_build_alias): Use it.
2328 2009-05-15 Joseph Myers <joseph@codesourcery.com>
2330 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
2331 recurse on an invariant address if a conversion from a pointer
2332 type to a wider integer type is involved.
2334 2009-05-15 Jan Hubicka <jh@suse.cz>
2336 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
2337 * cgraph.h (struct inline_summary): New filed self_wize,
2338 size_inlining_benefit, self_time and time_inlining_benefit.
2339 (struct cgraph_global_info): Replace insns by time ans size fields.
2340 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
2341 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
2342 (ipcp_update_callgraph): Do not touch function bodies.
2343 * ipa-inline.c: Include except.h
2344 (MAX_TIME): New constant.
2345 (overall_insns): Remove
2346 (overall_size, max_benefit): New static variables.
2347 (cgraph_estimate_time_after_inlining): New function.
2348 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
2349 (cgraph_clone_inlined_nodes): Update size.
2350 (cgraph_mark_inline_edge): Update size.
2351 (cgraph_estimate_growth): Use size info.
2352 (cgraph_check_inline_limits): Check size.
2353 (cgraph_default_inline_p): Likewise.
2354 (cgraph_edge_badness): Compute badness based on benefit and size cost.
2355 (cgraph_decide_recursive_inlining): Check size.
2356 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and
2358 (cgraph_decide_inlining): Likewise.
2359 (cgraph_decide_inlining_incrementally): Likewise; honor
2360 PARAM_EARLY_INLINING_INSNS.
2361 (likely_eliminated_by_inlining_p): New predicate.
2362 (estimate_function_body_sizes): New function.
2363 (compute_inline_parameters): Use it.
2364 * except.c (must_not_throw_labels): New function.
2365 * except.h (must_not_throw_labels): Declare.
2366 * tree-inline.c (init_inline_once): Kill inlining_weigths
2367 * tree-ssa-structalias.c: Avoid uninitialized warning.
2368 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
2369 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
2370 (PARAM_INLINE_CALL_COST): Remove.
2371 (PARAM_EARLY_INLINING_INSNS): New.
2372 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
2373 (inline-call-cost): Remove.
2374 (early-inlining-insns): New.
2376 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
2378 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
2380 (print_int_cst_bounds_in_octal_p): Likewise.
2381 (dbxout_type): Adjust calls to above functions. Be prepared to deal
2383 * dwarf2out.c (base_type_die): Likewise.
2384 (is_subrange_type): Delete.
2385 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
2386 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
2387 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it if
2388 the destination type is boolean.
2389 (build_range_check): Do not special-case subtypes.
2390 (fold_sign_changed_comparison): Likewise.
2391 (fold_unary): Likewise.
2392 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
2393 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
2394 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
2395 * tree.c (subrange_type_for_debug_p): New predicate based on the former
2397 * tree.h (subrange_type_for_debug_p): Declare.
2398 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
2399 (convert_affine_scev): Remove call to above function.
2400 (chrec_convert_aggressive): Likewise.
2401 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
2402 false for conversions involving subtypes.
2403 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
2404 (vrp_val_min): Likewise.
2405 (needs_overflow_infinity): Likewise.
2406 (extract_range_from_unary_expr): Likewise.
2408 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
2410 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
2411 * config/frv/frv.c: Likewise.
2412 * config/s390/s390.c: Likewise.
2413 * config/sparc/sparc.h: Likewise.
2414 * config/i386/i386.h: Likewise.
2415 * config/i386/i386.c: Likewise.
2416 * config/crx/crx.c: Likewise.
2417 * config/m68hc11/m68hc11.h: Likewise.
2418 * config/iq2000/iq2000.c: Likewise.
2419 * config/mn10300/mn10300.h: Likewise.
2420 * config/mn10300/mn10300.c: Likewise.
2421 * config/m68k/m68k.c: Likewise.
2422 * config/rs6000/rs6000.c: Likewise.
2423 * config/rs6000/xcoff.h: Likewise.
2424 * config/rs6000/linux64.h: Likewise.
2425 * config/rs6000/sysv4.h: Likewise.
2426 * config/score/score3.c: Likewise.
2427 * config/score/score7.c: Likewise.
2428 * config/score/score.c: Likewise.
2429 * config/arm/arm.md: Likewise.
2430 * config/mips/mips.c: Likewise.
2431 * config/mips/mips.md: Likewise.
2432 * config/bfin/bfin.h: Likewise.
2433 * config/pa/pa.c: Likewise.
2434 * config/pa/constraints.md: Likewise.
2436 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
2437 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
2438 * config/pdp11/pdp11.h: Use memory_address_p instead.
2440 2009-05-14 Ian Lance Taylor <iant@google.com>
2442 * passes.c (finish_optimization_passes): Change i to int.
2443 * plugin.c (plugins_active_p): Change event to int.
2444 (dump_active_plugins): Likewise.
2445 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
2447 * tree.c (tree_range_check_failed): Change c to unsigned int.
2448 (omp_clause_range_check_failed): Likewise.
2449 (build_common_builtin_nodes): Change mode to int. Add cast.
2450 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
2451 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
2453 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
2454 ++ or -- with a variable of enum type.
2456 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
2459 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
2461 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
2463 * store-motion.c: Do not include params.h
2464 * Makefile.in: Fix dependencies for various files.
2466 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
2468 * auto-inc-dec.c: Fix pass description, remove apparent
2469 accidental duplication.
2471 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
2474 * ipa-utils.h (memory_identifier_string): Moved to ...
2475 * tree.h (memory_identifier_string): Here. Add GTY(()).
2477 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
2479 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
2480 in the former documentation of...
2481 (GO_IF_LEGITIMATE_ADDRESS): ... this.
2482 * ira-conflicts.c (get_dup_num): Use address_operand.
2483 * targhooks.c (default_legitimate_address_p): New.
2484 * targhooks.h (default_legitimate_address_p): New.
2485 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
2487 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
2488 * target.h (struct target): Add legitimate_address_p.
2489 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
2490 (TARGET_INITIALIZER): Include it.
2492 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2493 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
2494 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
2495 (TARGET_LEGITIMATE_ADDRESS_P): New.
2497 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2498 (REG_OK_STRICT_P): Delete.
2499 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
2500 (frv_legitimate_address_p_1): ... this.
2501 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
2502 (frv_legitimate_address_p_1): ... the renamed old
2503 frv_legitimate_address_p.
2504 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
2505 (TARGET_LEGITIMATE_ADDRESS_P): New.
2507 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2508 * config/s390/s390-protos.h (legitimate_address_p): Remove.
2509 * config/s390/s390.c (legitimate_address_p): Rename to...
2510 (s390_legitimate_address_p): ... this, make static.
2511 (legitimize_address): Adjust call.
2512 (TARGET_LEGITIMATE_ADDRESS_P): New.
2513 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
2515 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2516 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
2517 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
2518 (TARGET_LEGITIMATE_ADDRESS_P): New.
2520 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2521 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
2522 * config/spu/spu.c (spu_legitimate_address): Rename to...
2523 (spu_legitimate_address_p): ... this, make static.
2524 (TARGET_LEGITIMATE_ADDRESS_P): New.
2526 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2527 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
2528 * config/sparc/sparc.c (legitimate_address_p): Rename to...
2529 (sparc_legitimate_address_p): ... this, make static and return bool.
2530 (legitimize_address): Adjust call.
2531 (TARGET_LEGITIMATE_ADDRESS_P): New.
2533 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2534 * config/i386/i386-protos.h (legitimate_address_p): Remove.
2535 * config/i386/i386.c (legitimate_address_p): Rename to...
2536 (ix86_legitimate_address_p): ... this, make static.
2537 (constant_address_p): Move after it, adjust call.
2538 (TARGET_LEGITIMATE_ADDRESS_P): New.
2540 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2541 * config/avr/avr-protos.h (legitimate_address_p): Remove.
2542 * config/avr/avr.c (legitimate_address_p): Rename to...
2543 (avr_legitimate_address_p): ... this, make static.
2544 (legitimize_address): Adjust call.
2545 (TARGET_LEGITIMATE_ADDRESS_P): New.
2547 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2548 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
2549 * config/crx/crx.c (crx_legitimate_address_p): Make static.
2550 (TARGET_LEGITIMATE_ADDRESS_P): New.
2552 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2553 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
2554 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
2555 (TARGET_LEGITIMATE_ADDRESS_P): New.
2557 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2558 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
2560 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
2562 (TARGET_LEGITIMATE_ADDRESS_P): New.
2564 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2565 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
2567 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
2569 (m68hc11_legitimate_address_p): ... this, make static.
2570 (go_if_legitimate_address_internal): Rename to...
2571 (m68hc11_legitimate_address_p_1): ... this.
2572 (legitimize_address): Adjust call.
2573 (TARGET_LEGITIMATE_ADDRESS_P): New.
2575 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2576 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
2577 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
2578 (TARGET_LEGITIMATE_ADDRESS_P): New.
2580 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2581 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
2582 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
2583 (mn10300_legitimate_address_p): ... this, make static.
2584 (TARGET_LEGITIMATE_ADDRESS_P): New.
2586 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2587 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
2588 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
2589 (TARGET_LEGITIMATE_ADDRESS_P): New.
2591 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2592 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
2593 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
2594 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2595 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
2596 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
2597 (rs6000_legitimate_address_p): ... this, make static.
2598 (TARGET_LEGITIMATE_ADDRESS_P): New.
2599 (REG_MODE_OK_FOR_BASE_P): Delete.
2600 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
2602 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2603 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
2605 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
2606 static, adjust types.
2607 (TARGET_LEGITIMATE_ADDRESS_P): New.
2609 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2610 * config/score/score.c (score_address_p): Rename to...
2611 (score_legitimate_address_p): ... this.
2612 (TARGET_LEGITIMATE_ADDRESS_P): New.
2613 * config/score/score3.c (score3_address_p): Rename to...
2614 (score3_legitimate_address_p): ... this.
2615 * config/score/score7.c (score7_address_p): Rename to...
2616 (score7_legitimate_address_p): ... this.
2618 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
2619 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
2620 GO_IF_LEGITIMATE_ADDRESS): Delete.
2621 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
2622 thumb2_legitimate_address_p): Delete.
2623 (arm_legitimate_address_p): Rename to...
2624 (arm_legitimate_address_outer_p): ... this.
2625 * config/arm/constraints.md ("Uq"): Adjust call.
2626 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
2627 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one to...
2628 (arm_legitimate_address_outer_p): ... this.
2629 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make static.
2630 (TARGET_LEGITIMATE_ADDRESS_P): New.
2632 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2633 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
2634 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
2635 (TARGET_LEGITIMATE_ADDRESS_P): New.
2637 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2638 * config/vax/vax-protos.h (legitimate_address_p): Remove.
2639 * config/vax/vax.c (legitimate_address_p): Rename to...
2640 (vax_legitimate_address_p): ... this, make static.
2641 (TARGET_LEGITIMATE_ADDRESS_P): New.
2643 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2644 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
2645 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
2646 (TARGET_LEGITIMATE_ADDRESS_P): New.
2648 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2649 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
2650 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
2651 (mmix_legitimate_address_p): ... this, make static.
2652 (TARGET_LEGITIMATE_ADDRESS_P): New.
2654 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2655 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
2656 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
2657 (TARGET_LEGITIMATE_ADDRESS_P): New.
2659 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
2661 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
2662 of MODE_COMPLEX_INT.
2664 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2666 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
2667 LCT_NORMAL in function call.
2668 * mips-tdump.c (print_file_desc): Add cast to enum type.
2669 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
2670 (mark_stabs): Add casts to enum types.
2671 (parse_stabs_common): Add casts to enum types.
2673 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
2675 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
2676 Check for invalid values of LETTER.
2678 2009-05-13 Taras Glek <tglek@mozilla.com>
2680 * attribs.c (register_attribute): moved out attribute registration into
2682 * doc/plugins.texi: Documented register_attribute and PLUGIN_ATTRIBUTES.
2683 * gcc-plugin.h: Added forward decl for register_attribute.
2684 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
2685 * plugin.c (register_callback, invoke_plugin_callbacks): Added
2686 PLUGIN_ATTRIBUTES boilerplate.
2688 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
2690 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
2691 values even in sentinel and empty entries.
2692 (ms_printf_flag_specs): Likewise.
2693 (ms_scanf_flag_specs): Likewise.
2694 (ms_strftime_flag_specs): Likewise.
2695 (ms_print_char_table): Likewise.
2696 (ms_scan_char_table): Likewise.
2697 (ms_time_char_table): Likewise.
2699 2009-05-13 Doug Kwan <dougkwan@google.com>
2701 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
2703 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
2705 * config/mips/mips.md (store): Add attributes for QI and HI.
2707 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
2708 (truncdi<mode>2): ... this new pattern.
2710 2009-05-13 Brad Hards <bradh@kde.org>
2712 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
2714 2009-05-14 Jakub Jelinek <jakub@redhat.com>
2715 Ben Elliston <bje@au.ibm.com>
2718 * dse.c (check_mem_read_rtx): Guard against width == -1.
2720 2009-05-13 Michael Matz <matz@suse.de>
2723 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
2724 (trivially_conflicts_p): New function.
2725 (insert_backedge_copies): Use it.
2727 2009-05-13 Janis Johnson <janis187@us.ibm.com>
2729 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
2730 (handle_stdc_pragma): Use new enum constant names.
2731 (handle_pragma_float_const_decimal64): Ditto.
2733 2009-05-13 Ian Lance Taylor <iant@google.com>
2735 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
2738 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
2740 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
2741 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
2743 * config/m68k/m68k.h (FL_UCLINUX): Define.
2745 2009-05-13 Jan Hubicka <jh@suse.cz>
2747 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
2749 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
2751 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
2752 unless -fschedule-insns is specified.
2754 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
2757 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
2758 TARGET_EXPAND_CBRANCHDI4.
2759 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
2760 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
2761 (cmpeqdi): Fix comment.
2763 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
2765 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
2766 (sh_legitimate_address_p): Likewise.
2767 * config/sh/sh.c (sh_legitimate_index_p): New.
2768 (sh_legitimate_address_p): Likewise.
2769 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
2770 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
2771 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
2772 (MAYBE_BASE_REGISTER_RTX_P): New macro.
2773 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
2774 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
2775 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
2776 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
2777 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
2779 2009-05-12 Jan Hubicka <jh@suse.cz>
2781 * tree-inline.c (estimate_operator_cost): Add operands;
2782 when division happens by constant, it is cheap.
2783 (estimate_num_insns): Loads and stores are not having cost of 0;
2784 EH magic stuff is cheap; when computing runtime cost of switch,
2785 use log2 base of amount of its cases; builtin_expect has cost of 0;
2786 compute cost for moving return value of call.
2787 (init_inline_once): Initialize time_based flags.
2788 * tree-inline.h (eni_weights_d): Add time_based flag.
2790 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
2792 * df-core.c: Update head documentation.
2794 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2797 * rs6000.c (rs6000_generate_compare): Use op1b instead of
2798 shadowing exisiting variable op1.
2800 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
2803 * config/i386/driver-i386.c (processor_signatures): New enum.
2804 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
2805 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
2806 processor signature to detect geode processor.
2808 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
2812 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
2814 * optabs.c (prepare_cmp_insn): Temporarily disable test that
2815 causes spurious differences between trunk and cond-optab branch.
2817 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
2819 * dojump.c (compare_from_rtx): Delete.
2820 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
2821 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
2822 if the comparison does not satisfy the predicate; test predicates for
2823 operands 2 and 3 of a cstore pattern. Don't try cstore optab
2824 further if one existing pattern fails.
2825 * expr.h (compare_from_rtx): Delete.
2826 (prepare_operand): Declare it.
2827 * optabs.c: Change "lib call" to "libcall" throughout.
2828 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
2829 HAVE_conditional_trap, emit_cmp_insn): Delete.
2830 (can_compare_p): Delete cmp_optab case.
2831 (prepare_float_lib_cmp): Return an rtx and a machine mode.
2832 Accept other parameters by value.
2833 (prepare_operand): Make non-static.
2834 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
2835 other parameters by value. Try to widen operands here based on
2836 an optab_methods argument and looking at cbranch_optab.
2837 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
2838 loop. Use cbranch_optab directly.
2839 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
2840 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
2842 (emit_conditional_move, emit_conditional_add): Inline what's needed
2843 of compare_from_rtx, using new prepare_cmp_insn for the rest.
2844 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
2845 with COMPARE. Move cmov_optab and cstore_optab above
2846 with cbranch_optab, move cmp_optab down with ucmp_optab,
2847 remove tst_otpab. Do not initialize trap_rtx.
2848 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
2849 for trap code. Do not check HAVE_conditional_trap. Use
2850 prepare_cmp_insn. Accept no predicate for operand 3.
2851 * optabs.h (OTI_cmp): Mark as used only for libcalls.
2852 (OTI_ctrap, ctrap_optab): New.
2853 (tst_optab): Delete.
2854 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
2855 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
2856 with lookup of ctrap_optab.
2857 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn,
2858 setcc_gen_code): Delete.
2861 * combine.c (combine_simplify_rtx, simplify_set): Do not
2862 special case comparing against zero for cc0 machines.
2863 * simplify-rtx.c (simplify_binary_operation_1): Never remove
2864 COMPARE on cc0 machines.
2865 (simplify_relational_operation): Return a new expression when
2866 a COMPARE could be removed.
2867 * final.c (final_scan_insn): Compare cc_status values
2868 against LHS of a (compare FOO (const_int 0)) cc0 source.
2869 Also check if cc_status.value is the full compare.
2871 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
2872 (cstoreMM4): Document.
2873 (conditional_trap): Document ctrapMM4 instead.
2874 (sync_compare_and_swapMM): Refer to cbranchcc4.
2875 (Dependent Patterns): Eliminate obsolete information referring to
2876 the old jump optimization phase.
2877 (Canonicalization): Include cbranchcc4 case, omit canonicalization
2878 of compares with 0 on cc0 machines.
2879 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
2880 avoiding references to cc0. Remove text about storing operands
2882 * doc/tm.texi (Condition Codes): Include blurb on different
2883 condition code representations, separate into subsections for
2884 CC0, MODE_CC and conditional execution.
2886 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
2887 alpha_emit_setcc): Accept operands and a machine mode.
2888 * config/alpha/alpha.c (alpha_emit_conditional_branch):
2889 Get code/op0/op1 from operands, use machine mode argument
2890 instead of alpha_compare.fp_p. Emit the branch here.
2891 (alpha_emit_setcc): Likewise, and return boolean.
2892 (alpha_emit_conditional_move): Likewise. Assert that
2893 cmp_op_mode == cmp_mode, and simplify accordingly.
2894 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
2895 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
2896 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
2898 (stack probe test): Use cbranchdi4.
2899 * config/alpha/predicates.md (alpha_cbranch_operator): New.
2901 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
2902 * config/arc/arc.h (movsicc, movsfcc): Use it.
2903 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
2904 (cbranchsi4, cstoresi4): New.
2905 (cmpsi, bCC and sCC expanders): Remove.
2907 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
2908 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
2909 * config/arm/predicates.md (arm_comparison_operator): Only include
2910 floating-point operators if there is a hardware floating-point unit.
2911 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
2912 deferring to cbranch_cc and cstore_cc respectively.
2913 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
2914 cbranch_cc, cstore_cc): New.
2915 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
2917 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
2919 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
2920 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
2922 (adjust_insn_length): Adjust calls.
2923 (avr_reorg): Handle (compare (foo) (const_int 0)).
2924 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
2925 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
2926 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
2927 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
2929 (cbranchqi4, cbranchhi4, cbranchsi4): New.
2930 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
2932 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
2933 (cbranchsi4, cstorebi4, cstoresi4): New.
2934 (movbisi): This insn is duplicate, split it to zero_extend.
2935 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
2936 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
2937 (bfin_optimize_loop): Use cbranch expander.
2938 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
2939 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
2940 (bfin_bimode_comparison_operator): ... this.
2941 (bfin_direct_comparison_operator): New.
2943 * config/cris/cris.c (cris_normal_notice_update_cc): Look
2944 inside (compare FOO (const_int 0)).
2945 (cris_rtx_costs): Handle ZERO_EXTRACT.
2946 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
2947 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
2948 (*tstdi_v32): Delete.
2949 (*cmpdi_non_v32): Add M alternative for operand 1.
2950 (cmpsi, cmp<mode>): Make private.
2951 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
2953 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
2955 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
2956 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
2957 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
2958 (cc_reg_operand): New.
2960 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
2961 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
2962 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
2963 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
2964 crx_expand_scond): Delete.
2966 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
2968 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
2969 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
2971 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
2972 cstoresi4, cstoresf4, cstoredf4): New.
2973 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
2974 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
2975 Receive the entire operands array.
2976 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
2977 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
2978 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
2979 Get test/op0/op1 from the operands array.
2980 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
2982 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
2983 (h8300_expand_store): New.
2984 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
2986 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
2987 (h8300_expand_store): New.
2988 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
2989 or do not try to produce (set (cc0) REG).
2990 (peepholes): Wrap arguments with COMPARE. Add a peephole to
2991 change a compare into a move to a scratch register. Disable some
2992 peepholes when comparing with zero.
2993 (tstsi, tsthi, tstsi, cmpqi): Make private.
2996 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
2999 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
3000 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
3001 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
3002 (ix86_emit_i387_log1p): Use cbranchxf2.
3003 (ix86_expand_setcc): Return void.
3004 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
3005 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
3006 cmp<MODEF>, cmpcc): Remove.
3007 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
3008 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
3009 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
3010 (sCC and bCC expanders): Remove.
3011 (stack_protect_test): Use cbranchcc4.
3013 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
3015 (ia64_expand_compare): Accept three rtx by reference and return void.
3016 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
3017 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
3018 from *expr. Update *expr with the BImode comparison to do.
3019 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
3020 cmptf, bCC, sCC, conditional_trap): Delete.
3021 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
3022 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
3023 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
3024 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
3025 * config/ia64/predicates.md (ia64_cbranch_operator): New.
3027 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
3028 type of last argument.
3029 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
3030 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
3031 use machine mode argument instead of branch_type. Remove dead
3032 code for floating-point comparisons.
3033 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
3034 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
3036 (cbranchsi4, cstoresi4): New.
3037 * config/iq2000/predicates.md (reg_or_const_operand): New.
3039 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
3040 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
3041 (b<code>_op): Rewrite to...
3042 (bcc_op): ... this, using match_operator.
3043 (s<code>_op): Rewrite to...
3044 (scc_op): ... this, using match_operator.
3045 (s<code>_24_op): Rewrite to...
3046 (scc_op_24): ... this, using match_operator.
3047 (s<code>_<mode>): Rewrite to...
3048 (cstore<mode>4): ... this, using match_operator.
3049 (s<code>_<mode>_24): Rewrite to...
3050 (cstore<mode>4_24): ... this, using match_operator.
3051 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
3052 m32c_unpend_compare, m32c_expand_scc): Delete.
3053 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
3054 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
3055 (m32c_expand_movcc): Change NE to EQ if necessary.
3056 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
3058 * config/m32r/m32r-protos.h (gen_cond_store): New.
3059 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
3060 (gen_cond_store): New, from sCC patterns.
3061 (m32r_expand_block_move): Use cbranchsi4.
3062 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
3063 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
3064 (cbranchsi4, cstoresi4): New.
3066 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
3068 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
3069 (m68hc11_notice_update_cc): Look into a compare with 0.
3070 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
3072 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
3073 cmphi, cmpqi, bCC): Delete.
3074 (cbranchsi4, cbranchhi4, cbranchqi4): New.
3075 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
3076 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
3079 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
3080 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
3081 * config/m68k/constraints.md (H): New.
3082 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
3083 the define_insn below.
3084 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
3085 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
3086 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
3087 patterns): Wrap RHS with COMPARE.
3088 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
3089 (*cmpdi_internal): Name this pattern.
3090 (cmpdi): Change to define_insn.
3091 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
3092 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
3093 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
3095 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
3096 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
3097 (conditional_trap): Change to...
3098 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
3099 (*conditional_trap): Use the ordered_comparison_operator and
3100 const1_operand predicates.
3101 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
3102 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
3103 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
3104 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
3106 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
3107 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
3108 (mcore_gen_compare): New.
3109 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
3110 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
3111 (mcore_gen_compare): ... this.
3112 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
3113 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
3114 (stack probe pattern): Use cbranchsi4.
3116 * config/mips/predicates.md (mips_cstore_operator): New.
3117 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
3118 * config/mips/mips.md (any_cond): Delete.
3119 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
3121 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
3122 fixuns_truncsfdi2): Use cbranch patterns.
3123 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
3124 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
3125 Adjust call to mips_expand_conditional_branch.
3126 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
3128 * config/mips/mips-protos.h (mips_expand_conditional_branch,
3129 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
3130 * config/mips/mips.c (cmp_operands): Delete.
3131 (mips_emit_compare): Get comparison operands from *op0/*op1.
3132 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
3133 that it succeeds. Use op0/op1 instead of cmp_operands.
3134 (mips_expand_conditional_branch, mips_expand_conditional_move,
3135 mips_expand_conditional_trap): Likewise.
3136 (mips_block_move_loop): Use cbranch patterns.
3137 * config/mips/mips.h (cmp_operands): Delete.
3139 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
3140 (mmix_gen_compare_reg): Just return a register in the right CC mode.
3141 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
3142 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
3143 (*cmpcc_folded): Rename to...
3144 (*cmpdi_folded): this.
3145 (*cmpcc): Rename to...
3147 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
3150 (cbranchdf4): New. Handle invalid comparisons here.
3151 * config/mmix/predicates.md (float_comparison_operator): New.
3153 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
3154 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
3155 * config/mn10300/mn10300.md (tst): Delete.
3156 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
3157 Name these patterns and wrap RHS in a compare.
3158 (*cmpsi): Make this pattern private. Include tst.
3159 (*cmpsf): Make this pattern private.
3160 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
3161 (compare with zero peepholes): Likewise.
3163 (cbranchsi4, cbranchsf4): New.
3164 (casesi): Use cbranchsi4.
3166 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
3167 hppa_branch_type): Delete.
3168 (return_addr_rtx): Use cbranchsi4.
3169 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
3170 Emit CCFPmode comparison here.
3171 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
3172 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
3173 hppa_branch_type): Delete.
3174 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
3175 (movsicc, movdicc): Remove references to hppa_compare_op0,
3176 hppa_compare_op1 and compare_from_rtx.
3177 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
3178 (casesi): Use cbranchsi4.
3180 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
3181 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
3182 * config/pdp11/pdp11.md (register_or_const0_operand): New.
3183 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
3184 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
3186 (cbranchdf4, cbranchhi4, cbranchqi4): New.
3187 (*branch, *branch_inverted): New.
3189 * config/picochip/picochip.md (cbranchhi4): Use
3190 ordered_comparison_operator.
3191 (cmphi, bCC): Remove.
3193 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
3194 (trap_comparison_operator): Delete.
3195 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
3196 rs6000_emit_cbranch): Accept mode and operands.
3197 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
3198 rs6000_compare_fp_p): Delete.
3199 (rs6000_generate_compare): Accept mode and comparison. Extract code
3200 and op0/op1 from there. Replace references to rs6000_compare_op0
3201 and rs6000_compare_op1.
3202 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
3203 extract result from passed operands.
3204 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
3205 extract loc from passed operands.
3206 (rs6000_emit_cmove): Likewise.
3207 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
3208 rs6000_compare_fp_p): Delete.
3209 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
3210 (cbranch<GPR>4, cbranch<FP>4): New.
3211 (cstore<mode>4): New. Consolidate here all choices about when to use
3212 portable or specialized sCC sequences.
3213 (stack_protect_test): Use cbranchsi4.
3214 (conditional_trap): Replace with ctrap<GPR>4.
3215 (conditional trap insn): Replace trap_comparison_operator with
3216 ordered_comparison_operator.
3218 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
3219 (s390_emit_prologue): Use ctrap.
3220 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
3221 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
3222 New predicates replacing...
3223 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
3224 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
3225 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
3226 (add<mode>cc): Do not use s390_compare_op0/op1.
3227 (s<code>): Change to...
3228 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
3230 (cstorecc4): ... this. Handle EQ or NE equally.
3231 (*sne): Un-privatize for use in cstorecc4.
3232 (b<code>): Change to...
3233 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
3234 (conditional_trap): Replace with...
3235 (ctrap<GPR>4, ctrap<FP>4): ... these.
3236 (stack_protect): Use cbranchcc4.
3238 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
3239 * config/score/score-protos.h (score_gen_cmp): Delete.
3240 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
3241 (score_block_move-loop): Use cbranchsi4.
3242 * config/score/score.md (cbranchsi4): New.
3243 (cmpsi, bCC): Delete.
3244 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
3245 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
3246 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
3247 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
3248 * config/score/score3.h (score3_gen_cmp): Delete.
3249 * config/score/score7.h (score7_gen_cmp): Delete.
3251 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
3252 (sh_emit_scc_to_t): ... this. Return void.
3253 (from_compare): Rename to...
3254 (sh_emit_compare_and_branch): ... this.
3255 (sh_emit_compare_and_set): New.
3256 (sh_expand_t_scc): Accept operands.
3257 * config/sh/predicates.md (sh_float_comparison_operator): New.
3258 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
3259 (prepare_scc_operands): Rename to...
3260 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
3262 (sh_emit_cheap_store_flag): New.
3263 (sh_emit_set_t_insn): New.
3264 (from_compare): Rename to...
3265 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
3266 handling of TARGET_SH2E floating point to avoid recursive call.
3267 Generate branch here.
3268 (sh_emit_compare_and_set): New.
3269 (sh_expand_t_scc): Get op0/op1 from arguments.
3270 (sh_emit_cheap_store_flag): New.
3271 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
3273 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
3274 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
3275 (movsicc, movdicc): Do nothing when it recreated operands from
3276 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
3277 prepare_scc_operands (now sh_emit_scc_to_t).
3278 (udivdi3): Use cstoresi4.
3279 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
3280 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
3281 (cbranchint4_media, cbranchfp4_media): New.
3282 (casesi): Use cbranchdi4.
3283 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
3285 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
3286 (movnegt): Remove second operand.
3287 (cbranchsf4, cbranchdf4): New.
3288 (stack_protect): Use cbranchdi4/cbranchsi4.
3290 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
3291 (gen_compare_reg): Accept comparison, extract part of it to...
3292 (gen_compare_reg_1): ... this.
3293 (gen_compare_operator): Delete.
3294 (gen_v9_scc): Accept separate destination, comparison code and arms.
3295 Do not use sparc_compare_op0/sparc_compare_op1.
3296 (emit_scc_insn, emit_conditional_branch_insn): New.
3297 (emit_v9_brxx): Make static. Remove useless assertion.
3298 (sparc_emit_float_lib_cmp): Return RTL instead of calling
3300 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
3301 * config/sparc/sparc-protos.h (gen_compare_reg,
3302 sparc_emit_float_lib_cmp): Adjust prototype.
3303 (emit_scc_insn, emit_conditional_branch_insn): New.
3304 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
3305 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
3306 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
3307 iterators to the top.
3308 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
3309 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
3310 snedi_special_trunc): Delete.
3311 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
3312 and snedi_special_trunc.
3313 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
3314 cbranchdi4, cbranch<F:mode>4): New.
3315 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
3316 here. Use gen_compare_reg instead of gen_compare_operator.
3317 (conditional_trap): Replace with...
3318 (ctrapsi4, ctrapdi4): ... this.
3319 (stack_protect_test): Use cbranchcc4.
3321 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
3323 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
3324 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
3325 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
3326 from operands[0] or operands[3] depending on is_set.
3327 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
3328 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
3329 cmpdf, bCC), sCC: Remove.
3330 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
3331 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
3333 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
3334 spu_emit_branch_or_set.
3336 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
3338 * config/stormy16/stormy16.h (xstormy16_compare_op0,
3339 xstormy16_compare_op1): Delete.
3340 * config/stormy16/stormy16.c (xstormy16_compare_op0,
3341 xstormy16_compare_op1): Delete.
3342 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
3344 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
3345 (cmphi, cmpsi, bCC): Remove.
3347 * config/v850/v850.md (tstsi, cmpsi): Fold into...
3348 (*cmpsi): ... this one.
3349 (cbranchsi4, cstoresi4): New.
3350 (bCC expanders): Delete.
3351 (sCC insns): Fold into...
3352 (*setcc): ... this one.
3353 (casesi): Do not use gen_cmpsi and gen_bgtu.
3354 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
3355 (movsicc): Simplify.
3356 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
3358 * config/vax/vax-protos.h (cond_name): New.
3359 (vax_output_conditional_branch): Remove.
3360 * config/vax/vax.c (cond_name): New.
3361 (vax_output_conditional_branch): Remove.
3362 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
3363 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
3364 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
3365 (bit<VAXint>): Wrap source with (compare).
3366 (b<code> and following unnamed pattern): Rename to *branch and
3367 *branch_reversed. Change macroization to match_operator.
3368 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
3370 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
3371 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
3372 Change last argument to machine_mode.
3373 (xtensa_expand_scc): Add machine_mode argument.
3374 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
3375 (gen_conditional_move, xtensa_expand_conditional_branch,
3376 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
3377 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
3378 Adjust operand numbers.
3379 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
3381 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
3382 (cmpsi, cmpsf, b<code>, s<code>): Delete.
3383 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
3385 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
3387 * optabs.c (prepare_cmp_insn): Temporarily disable test that
3388 causes spurious differences between trunk and cond-optab branch.
3390 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
3393 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
3395 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
3397 * tree.c (iterative_hash_pointer): Delete.
3398 (iterative_hash_expr): Short-circuit handling of NULL pointer.
3399 Hash UIDs and versions of SSA names. Don't special-case built-in
3400 function declarations.
3402 2009-05-11 Ian Lance Taylor <iant@google.com>
3405 * graphite.c: Force -Wc++-compat to only be a warning before
3406 #including "cloog/cloog.h".
3408 2009-05-11 Martin Jambor <mjambor@suse.cz>
3410 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
3412 2009-05-11 Jan Hubicka <jh@suse.cz>
3414 * tree-ssa-loop-ivcanon.c: Include target.h
3415 (struct loop_size): new structure.
3416 (constant_after_peeling): New predicate.
3417 (tree_estimate_loop_size): New function.
3418 (estimated_unrolled_size): Rewrite for new estimates.
3419 (try_unroll_loop_completely): Use new estimates.
3420 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
3422 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3424 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
3425 libcpp interface change.
3426 (spu_macro_to_expand): Likewise.
3428 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
3430 PR tree-optimization/40026
3431 * gimplify.c (gimplify_init_constructor): Change initial conditional
3432 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
3433 optimize_compound_literals_in_ctor.
3435 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
3437 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
3439 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
3441 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
3443 * tree-vect-data-refs.c (vect_analyze_group_access): Use
3444 HOST_WIDE_INT for gap.
3446 2009-05-11 Ira Rosen <irar@il.ibm.com>
3448 PR tree-optimization/40074
3449 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
3450 account in group size and step comparison.
3452 2009-05-11 Richard Guenther <rguenther@suse.de>
3454 * passes.c (init_optimization_passes): Strip now incorrect comment.
3455 (execute_function_todo): Do not set PROP_alias.
3456 * tree-pass.h (PROP_alias): Remove.
3457 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
3458 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
3459 * tree-nrv.c (pass_return_slot): Likewise.
3460 * tree-object-size.c (pass_object_sizes): Likewise.
3461 * tree-ssa-dom.c (pass_dominator): Likewise.
3462 (pass_phi_only_cprop): Likewise.
3463 * tree-ssa-dse.c (pass_dse): Likewise.
3464 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
3465 (pass_cselim): Likewise.
3466 * tree-ssa-pre.c (pass_pre): Likewise.
3467 (pass_fre): Likewise.
3468 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
3469 * tree-ssa-sink.c (pass_sink_code): Likewise.
3470 * tree-stdarg.c (pass_stdarg): Likewise.
3471 * tree-tailcall.c (pass_tail_calls): Likewise.
3472 * tree-vrp.c (pass_vrp): Likewise.
3474 2009-05-10 Ian Lance Taylor <iant@google.com>
3476 * basic-block.h (enum profile_status): Break out of struct
3478 * cgraph.h (struct inline_summary): Break out of struct
3480 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
3481 of struct cgraph_order_sort.
3482 * combine.c (enum undo_kind): New enum, broken out of struct undo.
3483 * cse.c (struct branch_path): Break out of struct
3484 cse_basic_block_data.
3485 * except.h (enum eh_region_type): Break out of struct eh_region.
3486 * gcc.c (enum add_del): Break out of struct modify_target.
3487 * genrecog.c (enum decision_type): Break out of struct decision_test.
3488 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
3490 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
3491 * regmove.c (enum match_use): New enum, broken out of struct match.
3492 * sched-int.h (enum post_call_group): New enum, broken out of
3494 (struct deps_reg): Break out of struct deps.
3495 * target.h (struct asm_int_op): Break out of struct gcc_target.
3496 * tree-eh.c (struct goto_queue_node): Break out of struct
3498 * tree-inline.h (enum copy_body_cge_which): Break out of
3500 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
3502 * c-decl.c (in_struct, struct_types): New static variables.
3503 (pushtag): Add loc parameter. Change all callers.
3504 (lookup_tag): Add ploc parameter. Change all callers.
3505 (check_compound_literal_type): New function.
3506 (parser_xref_tag): Add loc parameter. Change all callers. If
3507 -Wc++-compat, warn about struct/union/enum types defined within a
3509 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
3510 and loc parameters. Change all callers. Change error calls to
3511 error_at, using loc. For a redefinition, if the location of the
3512 original definition is known, report it. Set in_struct and
3513 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
3514 (finish_struct): Add new parameters enclosing_in_struct and
3515 enclosing_struct_types. Change all callers. Set
3516 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
3517 in the struct. If in a struct, add this struct to struct_types.
3518 (start_enum): Add loc parameter. Change all callers. Use
3519 error_at for errors, using loc. For a redefinition, if the
3520 location of the original definition is known, report it. If in a
3521 struct, add this enum type to struct_types. If -Wc++-compat warn
3522 if in sizeof, typeof, or alignof.
3523 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
3524 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
3525 (c_parser_enum_specifier): Get enum location for start_enum.
3526 (c_parser_struct_or_union_specifier): Get struct location for
3527 start_struct. Save in_struct and struct_types status between
3528 start_struct and finish_struct.
3529 (c_parser_cast_expression): Get location of cast.
3530 (c_parser_alignof_expression): Get location of type.
3531 (c_parser_postfix_expression): Likewise.
3532 (c_parser_postfix_expression_after_paren_type): Add type_loc
3533 parameter. Change all callers. Call check_compound_literal_type.
3534 Use type_loc for error about variable size type.
3535 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
3536 of an enum constant from an enum type defined in a struct or union.
3537 (c_cast_expr): Add loc parameter. Change all callers. If
3538 -Wc++-compat, warn about defining a type in a cast.
3539 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
3540 (start_enum, start_struct, finish_struct): Update declarations.
3541 (parser_xref_tag, c_cast_expr): Update declarations.
3542 (check_compound_literal_type): Declare.
3544 2009-05-11 Ben Elliston <bje@au.ibm.com>
3546 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
3547 for recent libcpp interface change.
3548 (rs6000_macro_to_expand): Likewise.
3550 2009-05-10 Michael Matz <matz@suse.de>
3553 * config/arm/arm.c (require_pic_register): Emit on entry edge,
3554 not at entry of function.
3556 2009-05-10 Richard Guenther <rguenther@suse.de>
3558 PR tree-optimization/40081
3560 * tree-sra.c (instantiate_element): Instantiate scalar replacements
3561 using the main variant of the element type. Do not fiddle with
3562 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
3564 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
3565 structs with volatile fields.
3567 2009-05-10 Jan Hubicka <jh@suse.cz>
3569 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
3570 (estimate_move_cost): Assert that it does not get called for
3572 (estimate_num_insns): Skip VOID types in argument handling.
3573 (optimize_inline_calls): Delete unreachable blocks and verify that
3576 2009-05-10 Jan Hubicka <jh@suse.cz>
3578 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
3579 * cgraph.c (cgraph_mark_address_taken_node): New function.
3580 (dump_cgraph_node): Dump new flag.
3581 * cgraph.h (struct cgraph_node): Add address_taken.
3582 (cgraph_mark_address_taken_node): New function.
3583 * ipa.c (cgraph_postorder): Prioritize functions with address taken
3584 since new direct calls can be born.
3586 2009-05-10 Joseph Myers <joseph@codesourcery.com>
3588 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
3591 2009-05-10 Jan Hubicka <jh@suse.cz>
3594 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
3596 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
3597 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
3598 * tree-inline.c (copy_bb): Set frequency correctly.
3599 (fold_marked_statements): Update call to
3600 cgraph_update_edges_for_call_stmt.
3602 2009-05-10 Joseph Myers <joseph@codesourcery.com>
3604 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
3605 identifiers in diagnostics.
3606 * config/arm/arm.c (arm_handle_fndecl_attribute,
3607 arm_handle_isr_attribute): Likewise.
3608 * config/avr/avr.c (avr_handle_progmem_attribute,
3609 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
3610 * config/bfin/bfin.c (handle_int_attribute,
3611 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
3612 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
3613 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
3615 * config/darwin.c (darwin_handle_kext_attribute,
3616 darwin_handle_weak_import_attribute): Likewise.
3617 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
3618 h8300_handle_eightbit_data_attribute,
3619 h8300_handle_tiny_data_attribute): Likewise.
3620 * config/i386/i386.c (ix86_handle_cconv_attribute,
3621 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
3622 * config/i386/winnt.c (ix86_handle_shared_attribute,
3623 ix86_handle_selectany_attribute): Likewise.
3624 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
3625 * config/m32c/m32c.c (function_vector_handler): Likewise.
3626 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
3627 m68hc11_handle_fntype_attribute): Likewise.
3628 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
3629 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
3630 * config/mips/mips.c (mips_insert_attributes,
3631 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
3632 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
3633 rs6000_handle_struct_attribute): Likewise.
3634 * config/sh/sh.c (sh_insert_attributes,
3635 sh_handle_resbank_handler_attribute,
3636 sh_handle_interrupt_handler_attribute,
3637 sh2a_handle_function_vector_handler_attribute,
3638 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
3640 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
3641 * config/spu/spu.c (spu_handle_fndecl_attribute,
3642 spu_handle_vector_attribute): Likewise.
3643 * config/stormy16/stormy16.c
3644 (xstormy16_handle_interrupt_attribute): Likewise.
3645 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
3646 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
3648 2009-05-10 Joseph Myers <joseph@codesourcery.com>
3650 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
3651 (pp_translate_identifiers): New.
3652 (pp_identifier): Only conditionally translate identifier to locale
3654 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
3655 (pp_base_tree_identifier): Only conditionally translate identifier
3656 to locale character set.
3657 * c-pretty-print.c (M_): Define.
3658 (pp_c_type_specifier, pp_c_primary_expression): Mark English
3659 fragments for conditional translation with M_.
3660 * tree-pretty-print.c (maybe_init_pretty_print): Disable
3661 identifier translation.
3663 2009-05-10 Richard Guenther <rguenther@suse.de>
3665 PR tree-optimization/40081
3666 * tree-sra.c (instantiate_element): Instantiate scalar replacements
3667 using the main variant of the element type. Do not fiddle with
3668 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
3670 2009-05-09 Jan Hubicka <jh@suse.cz>
3673 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
3674 indirect calls; verify cgraph afterwards.
3676 2009-05-09 Jan Hubicka <jh@suse.cz>
3679 * ipa.c (update_inlined_to_pointer): New function.
3680 (cgraph_remove_unreachable_nodes): Use it.
3682 2009-05-09 Jan Hubicka <jh@suse.cz>
3684 * tree-eh.c (struct leh_state): Remove prev_try.
3685 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
3687 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
3688 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
3689 remove_eh_handler_and_replace, foreach_reachable_handler,
3690 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
3691 * except.h (struct eh_region): Remove eh_region_u_cleanup.
3692 (gen_eh_region_cleanup): Update prototype.
3694 2009-05-09 Jan Hubicka <jh@suse.cz>
3697 * except.c (copy_eh_region): Always set prev_try.
3698 (redirect_eh_edge_to_label): Find outer try.
3699 (foreach_reachable_handler): When looking for prev try
3700 handle case where previous try is not going to be taken.
3702 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
3704 PR tree-optimization/40049
3705 * tree-vect-stmts.c (vectorizable_operation): If the machine has
3706 only vector/vector shifts, convert the type of the constant to the
3707 appropriate type to avoid building incorrect trees, which
3708 eventually have problems with garbage collection.
3710 2009-05-08 Joseph Myers <joseph@codesourcery.com>
3712 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
3713 -1 for complex floating-point types if honoring signed zeros.
3715 2009-05-08 Jan Hubicka <jh@suse.cz>
3717 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
3718 argument; handle correctly when profile is absent.
3719 (build_cgraph_edges): Update.
3720 (rebuild_cgraph_edges): Update.
3721 * cgraph.c: Do not include varray.h.
3722 (cgraph_set_call_stmt_including_clones): New function.
3723 (cgraph_create_edge_including_clones): Likewise
3724 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
3725 (cgraph_update_edges_for_call_stmt): Handle clones.
3726 (cgraph_remove_node): Handle clone tree.
3727 (cgraph_remove_node_and_inline_clones): New function.
3728 (dump_cgraph_node): Dump clone tree.
3729 (cgraph_clone_node): Handle clone tree.
3730 (clone_function_name): Bring here from tree-inline.c.
3731 (cgraph_create_virtual_clone): New function.
3732 * cgraph.h (ipa_replace_map): Move here from ipa.h.
3733 (cgraph_clone_info): New function.
3734 (strut cgraph_node): Add clone_info and new clone tree pointers.
3735 (cgraph_remove_node_and_inline_clones,
3736 cgraph_set_call_stmt_including_clones,
3737 cgraph_create_edge_including_clones,
3738 cgraph_create_virtual_clone): Declare.
3739 (cgraph_function_versioning): Use VEC argument.
3740 (compute_call_stmt_bb_frequency): Update prototype.
3741 (cgraph_materialize_all_clones): New function.
3742 * ipa-cp.c (ipcp_update_cloned_node): Remove.
3743 (ipcp_create_replace_map): Update to VECtors.
3744 (ipcp_update_callgraph): Use virtual clones.
3745 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
3746 (ipcp_update_profiling): Do not update local profiling.
3747 (ipcp_insert_stage): Use VECtors and virtual clones.
3748 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
3749 (clone_of_p): New function.
3750 (cgraph_preserve_function_body_p): Use clone tree.
3751 (cgraph_optimize): Materialize clones.
3752 (cgraph_function_versioning): Update for VECtors.
3753 (save_inline_function_body): Use clone tree.
3754 (cgraph_materialize_clone): New function.
3755 (cgraph_materialize_all_clones): Likewise.
3756 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
3757 * ipa.c: Include gimple.h.
3758 (cgraph_remove_unreachable_nodes): Use clone tree.
3759 * ipa-prop.c (ipa_note_param_call): Update call to
3760 compute_call_stmt_bb_frequencycall.
3761 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
3762 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
3763 (copy_bb): Handle updating of clone tree; add new edge when new call
3765 (expand_call_inline): Be strict about every call having edge.
3766 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
3767 (delete_unreachable_blocks_update_callgraph): New function.
3768 (tree_function_versioning): Use VECtors; always remove unreachable
3769 blocks and fold conditionals.
3770 * tree-inline.h: Do not include varray.h.
3771 (tree_function_versioning): Remove.
3772 * Makefile.in (GTFILES): Remove tree-inline.c
3773 * passes.c (do_per_function): Do only functions having body.
3774 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
3777 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
3778 Andrew Morrow <acm@google.com>
3781 * c-common.c (c_common_attribute_table): Permit deprecated
3782 attribute to take an optional argument.
3783 (handle_deprecated_attribute): If the optional argument to
3784 __attribute__((deprecated)) is not a string ignore the attribute
3787 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
3788 * c-typeck.c (build_component_ref): Likewise.
3789 (build_external_ref): Likewise.
3791 * toplev.c (warn_deprecated_use): Add an attribute argument.
3792 Emit the message associated with __attribute__((deprecated)).
3794 * toplev.h (warn_deprecated_use): Updated.
3796 * doc/extend.texi: Document new optional parameter to
3797 __attribute__((deprecated))
3799 2009-05-08 Michael Eager <eager@eagercon.com>
3801 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
3802 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
3804 2009-05-08 Richard Guenther <rguenther@suse.de>
3806 PR tree-optimization/40062
3807 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
3808 Avoid exponential behavior.
3810 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
3812 PR rtl-optimization/33928
3814 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
3815 process_uses, build_single_def_use_links): New.
3816 (update_df): Update use_def_ref.
3817 (forward_propagate_into): Use get_def_for_use instead of use-def
3819 (fwprop_init): Call build_single_def_use_links and let it initialize
3821 (fwprop_done): Free use_def_ref.
3822 (fwprop_addr): Eliminate duplicate call to df_set_flags.
3823 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
3824 df_rd_simulate_one_insn): New.
3825 (df_rd_bb_local_compute_process_def): Update head comment.
3826 (df_chain_create_bb): Use the new RD simulation functions.
3827 * df.h (df_rd_simulate_artificial_defs_at_top,
3828 df_rd_simulate_one_insn): New.
3829 * opts.c (decode_options): Enable fwprop at -O1.
3830 * doc/invoke.texi (-fforward-propagate): Document this.
3832 2009-05-08 Joseph Myers <joseph@codesourcery.com>
3835 * c-typeck.c (build_binary_op): Handle arithmetic between one real
3836 and one complex operand specially.
3837 * tree-complex.c (some_nonzerop): Do not identify a real value as
3838 zero if flag_signed_zeros.
3840 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
3842 PR rtl-optimization/33928
3843 * loop-invariant.c (record_use): Fix && vs. || mishap.
3845 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
3847 PR rtl-optimization/33928
3848 * loop-invariant.c (struct use): Add addr_use_p.
3849 (struct def): Add n_addr_uses.
3850 (struct invariant): Add cheap_address.
3851 (create_new_invariant): Set cheap_address.
3852 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
3853 (record_uses): Pass df_ref to record_use.
3854 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
3857 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
3859 * config/sh/sh.c: Do not include c-pragma.h.
3861 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
3863 * config/spu/spu.c: Remove include of c-common.h.
3865 2009-05-07 Janis Johnson <janis187@us.ibm.com>
3868 * c-common.h (mark_valid_location_for_stdc_pragma,
3869 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
3870 clear_float_const_decimal64, float_const_decimal64_p): New.
3871 * c.opt (Wunsuffixed-float-constants): New.
3872 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
3873 unsuffixed float constant, handle new warning.
3874 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
3875 * c-decl.c (c_scope): New flag float_const_decimal64.
3876 (set_float_const_decimal64, clear_float_const_decimal64,
3877 float_const_decimal64_p): New.
3878 (push_scope): Set new flag.
3879 * c-parser.c (c_parser_translation_unit): Mark when it's valid
3880 to use STDC pragmas.
3881 (c_parser_external_declaration): Ditto.
3882 (c_parser_compound_statement_nostart): Ditto.
3883 * c-pragma.c (valid_location_for_stdc_pragma,
3884 mark_valid_location_for_stdc_pragma,
3885 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
3886 handle_pragma_float_const_decimal64): New.
3887 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
3888 * cp/semantics.c (valid_location_for_stdc_pragma_p,
3889 set_float_const_decimal64, clear_float_const_decimal64,
3890 float_const_decimal64_p): New dummy functions.
3891 * doc/extend.texi (Decimal Float): Remove statement that the
3892 pragma, and suffix for double constants, are not supported.
3893 * doc/invoke.texi (Warning Options): List new option.
3894 (-Wunsuffixed-float-constants): New.
3896 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
3898 * config/i386/i386.c: Do not include c-common.h.
3900 2009-05-07 Mark Heffernan <meheff@google.com>
3902 * doc/invoke.texi (Debugging Options): Document change of debugging
3904 * opts.c (decode_options): Make dump_base_name relative to
3905 aux_base_name directory.
3907 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
3909 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
3910 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
3912 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
3914 * Makefile.in (install-plugin): Simplify a bit.
3916 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
3918 * Makefile.in (OBJS-common): Add regcprop.o.
3920 * timevar.def (TV_CPROP_REGISTERS): New.
3921 * regrename.c (regrename_optimize): Return 0.
3922 (rest_of_handle_regrename): Delete.
3923 (pass_rename_registers): Point to regrename_optimize.
3924 (struct value_data_entry, struct value_data,
3925 kill_value_one_regno, kill_value_regno, kill_value,
3926 set_value_regno, init_value_data, kill_clobbered_value,
3927 kill_set_value, kill_autoinc_value, copy_value,
3928 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
3929 replace_oldest_value_reg, replace_oldest_value_addr,
3930 replace_oldest_value_mem, copyprop_hardreg_forward_1,
3931 debug_value_data, validate_value_data): Move...
3932 * regcprop.c: ... here.
3933 (rest_of_handle_cprop): Delete.
3934 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
3936 2009-05-07 Jakub Jelinek <jakub@redhat.com>
3939 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
3940 GEN_INT for 1 << bitnum.
3941 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
3944 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
3946 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
3947 Remove wrong description of "nand" operation.
3949 2009-05-06 Richard Guenther <rguenther@suse.de>
3950 Adam Nemet <anemet@caviumnetworks.com>
3952 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
3953 comment. Add that if LHS is not a gimple register, then RHS1 has
3954 to be a single object (GIMPLE_SINGLE_RHS).
3956 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
3958 * expr.c (get_def_for_expr): Move it up in the file.
3959 (store_field): When expanding a bit-field store, look at the
3960 defining gimple stmt for the masking conversion.
3962 2009-05-06 Janis Johnson <janis187@us.ibm.com>
3965 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
3966 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
3967 32-bit memcpy into long.
3969 2009-05-06 Jakub Jelinek <jakub@redhat.com>
3971 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
3972 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
3974 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
3975 instead of appending DW_OP_deref*.
3977 2009-05-06 Michael Matz <matz@suse.de>
3980 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
3981 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
3983 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
3985 * Makefile.in (install-plugin): Fix srcdir handling.
3987 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
3989 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
3990 when processing for not_regs_needed bitmap.
3991 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
3992 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
3993 handling it for rhs.
3995 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
3997 * config/i386/i386.md (unnamed inc/dec peephole): Use
3998 optimize_insn_for_size_p instead of optimize_size.
3999 * config/i386/predicates.md (incdec_operand): Likewise.
4000 (aligned_operand): Likewise.
4001 * config/i386/sse.md (divv8sf3): Likewise.
4002 (sqrtv8sf2): Likewise.
4004 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
4006 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
4008 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
4010 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
4012 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
4013 ssemodesuffixf2c with avxmodesuffixf2c.
4015 2009-05-06 Joseph Myers <joseph@codesourcery.com>
4018 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
4020 2009-05-05 Jakub Jelinek <jakub@redhat.com>
4022 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
4023 (struct tree_base): Adjust spacing for 8 bit boundaries.
4024 (struct tree_decl_common): Add decl_by_reference_flag bit.
4025 (DECL_BY_REFERENCE): Adjust.
4026 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
4027 print DECL_BY_REFERENCE bit.
4028 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
4029 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
4030 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
4031 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
4035 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
4036 range of the type, but default label is missing, add it with one
4037 of the existing labels instead of adding a new label for it.
4039 2009-05-05 Joseph Myers <joseph@codesourcery.com>
4043 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
4045 * Makefile.in (enable_plugin, plugin_includedir): New.
4046 (install): Depend on install-plugin.
4047 (PLUGIN_HEADERS): New.
4048 (install-plugin): New.
4049 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
4051 2009-05-05 Richard Guenther <rguenther@suse.de>
4053 PR tree-optimization/40022
4054 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
4056 (phivn_valid_p): Fix tuplification error, simplify.
4057 (phiprop_insert_phi): Add dumps.
4058 (propagate_with_phi): Simplify.
4060 2009-05-05 Richard Guenther <rguenther@suse.de>
4063 * builtins.c (gimplify_va_arg_expr): Properly build the address.
4065 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
4067 * tree.h (strip_float_extensions): Remove duplicate declaration.
4068 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
4069 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
4070 block_ultimate_origin): Rearrange the declarations line to match the
4071 comment that indicates the .c file which the functions are defined.
4072 (dwarf2out_*, set_decl_rtl): Add comment.
4073 (get_base_address): Adjust comment.
4074 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
4075 declarations line and add comment.
4076 (is_builtin_name): Add blank after function name, for clarity.
4078 2009-05-04 Joseph Myers <joseph@codesourcery.com>
4080 * attribs.c (decl_attributes): Use %qE for identifiers in
4082 * cgraphunit.c (verify_cgraph_node): Translate function names to
4083 locale character set in diagnostics.
4084 * coverage.c (get_coverage_counts): Use %qE for identifiers in
4086 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
4087 Document that functions are named in UTF-8.
4088 * expr.c (expand_expr_real_1): Translate function names to locale
4089 character set in diagnostics.
4090 * gimplify.c (omp_notice_variable, omp_is_private,
4091 gimplify_scan_omp_clauses): Use %qE for identifiers in
4093 * langhooks.c (lhd_print_error_function): Translate function names
4094 to locale character set.
4095 * langhooks.h (decl_printable_name): Document that return value is
4096 in internal character set.
4097 * stmt.c: Include pretty-print.h
4098 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
4100 (resolve_operand_name_1): Translate named operand name to locale
4102 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
4104 * toplev.c (announce_function): Translate function names to locale
4106 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
4107 (default_tree_printer): Use pp_identifier or translate identifiers
4108 to locale character set. Mark "<anonymous>" for translation.
4109 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
4110 for identifiers in diagnostics.
4111 * tree.c (handle_dll_attribute): Use %qE for identifiers in
4113 * varasm.c (output_constructor): Use %qE for identifiers in
4116 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
4118 * configure.ac: use ` ` instead of $()
4119 * configure: Regenerate.
4121 2009-05-05 Ben Elliston <bje@au.ibm.com>
4123 * config/pa/linux-atomic.c: Eliminate conditional include of
4124 errno.h on non-LP64 systems to simplify build requirements.
4126 2009-05-04 Joseph Myers <joseph@codesourcery.com>
4128 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
4130 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
4131 and pass value to identifier_to_locale.
4132 (warn_variable_length_array): Make name a tree.
4133 (grokdeclarator): Separate diagnostic texts for named and unnamed
4134 declarators. Use %qE for named declarators.
4135 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
4137 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
4138 identifiers in diagnostics.
4139 * c-typeck.c (push_member_name, start_init): Pass identifiers to
4140 identifier_to_locale. Mark "anonymous" strings for translation.
4142 2009-05-04 Michael Eager <eager@eagercon.com>
4144 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
4145 address for DImode/DFmode only if double-precision FP regs.
4147 2009-05-04 Michael Eager <eager@eagercon.com>
4149 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
4150 TARGET_SINGLE_FLOAT check.
4152 2009-05-04 Michael Eager <eager@eagercon.com>
4154 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
4156 2009-05-04 Michael Eager <eager@eagercon.com>
4158 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
4159 * config/rs6000/t-xilinx: New
4161 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
4163 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
4164 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
4165 * gcc/explow.c (memory_address): Use target hook.
4166 * gcc/targhooks.c (default_legitimize_address): New.
4167 * gcc/targhooks.h (default_legitimize_address): New.
4168 * gcc/target.h (legitimize_address): New.
4169 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
4170 (TARGET_INITIALIZER): Include it.
4171 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
4173 * config/bfin/bfin-protos.h (legitimize_address): Remove.
4174 * config/bfin/bfin.c (legitimize_address): Remove.
4175 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
4176 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
4178 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
4179 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
4181 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
4182 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
4183 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
4184 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
4185 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
4186 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
4187 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
4188 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
4189 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
4190 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
4191 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
4192 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
4193 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
4194 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
4195 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
4196 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
4197 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
4198 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
4199 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
4200 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
4201 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
4202 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
4203 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
4205 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
4206 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
4207 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
4208 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
4209 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
4210 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
4211 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
4212 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
4213 (thumb_legitimize_address): Delete.
4214 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
4215 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
4216 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
4217 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
4218 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
4219 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
4221 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
4224 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
4225 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
4226 * config/m32r/m32r.c (m32r_legitimize_address): New.
4227 * config/m68k/m68k.c (m68k_legitimize_address): New.
4228 * config/score/score.c (score_legitimize_address): Standardize.
4229 * config/score/score3.c (score3_legitimize_address): Standardize.
4230 * config/score/score3.h (score3_legitimize_address): Adjust.
4231 * config/score/score7.c (score7_legitimize_address): Standardize.
4232 * config/score/score7.h (score7_legitimize_address): Adjust.
4233 * config/sh/sh.c (sh_legitimize_address): New.
4234 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
4236 * gcc/config/s390/s390.c (legitimize_address): Rename to...
4237 (s390_legitimize_address): ... this.
4238 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
4239 (sparc_legitimize_address): ... this.
4240 * gcc/config/i386/i386.c (legitimize_address): Rename to...
4241 (ix86_legitimize_address): ... this.
4242 * gcc/config/avr/avr.c (legitimize_address): Rename to...
4243 (avr_legitimize_address): ... this.
4244 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
4245 (mn10300_legitimize_address): ... this.
4246 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
4247 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
4248 (alpha_expand_mov): Adjust call.
4250 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
4251 * config/spu/spu.c (spu_legitimize_address): Likewise.
4252 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
4253 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
4255 2009-05-04 Joseph Myers <joseph@codesourcery.com>
4257 * intl.c (locale_encoding, locale_utf8): New.
4258 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
4259 * intl.h (locale_encoding, locale_utf8): Declare.
4260 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
4261 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
4263 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
4265 (pp_tree_identifier): Define to call pp_base_tree_identifier.
4266 (pp_base_tree_identifier): Declare as function.
4267 (identifier_to_locale): Declare.
4268 * Makefile.in (pretty-print.o): Update dependencies.
4269 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
4271 2009-05-04 Richard Guenther <rguenther@suse.de>
4274 * builtins.c (fold_builtin_memory_op): Do not decay to element
4275 type if the size matches the whole array.
4277 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
4279 * expmed.c (synth_mult): When trying out a shift, pass the result
4282 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
4284 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
4285 (shiftsub1_cost): New.
4286 (init_expmed): Compute shiftsub1_cost.
4287 (synth_mult): Optimize multiplications by constants of the form
4288 -(2^^m-1) for some constant positive integer m.
4290 2009-05-03 Richard Guenther <rguenther@suse.de>
4293 * c-typeck.c (array_to_pointer_conversion): Do not built
4294 ADDR_EXPRs of arrays of pointer-to-element type.
4295 * c-gimplify.c (c_gimplify_expr): Revert change fixing
4296 up wrong ADDR_EXPRs after-the-fact.
4297 * c-common.c (strict_aliasing_warning): Strip pointer
4298 conversions for obtaining the original type.
4299 * builtins.c (fold_builtin_memset): Handle array types.
4300 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
4303 2009-05-03 Richard Guenther <rguenther@suse.de>
4306 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
4307 Do not lose casts from array types with unknown extent to array
4308 types with known extent.
4309 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
4310 alias set compatibility.
4312 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
4314 * flags.h (extra_warnings): Delete.
4315 * toplev.c (process_options): Handle Wuninitialized here.
4316 * opts.c (extra_warnings): Delete.
4317 (set_Wextra): Delete.
4318 (common_handle_option): -Wextra can be handled automatically.
4319 * c-opts.c (c_common_handle_option): Delete obsolete code.
4320 (c_common_post_options): Simplify comment.
4321 * common.opt (W): Add Var.
4323 (Wuninitialized): Initialize to -1.
4325 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
4326 Richard Guenther <rguenther@suse.de>
4328 * expr.c (get_def_for_expr): New function.
4329 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
4330 SSA rather than trees.
4331 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
4332 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
4334 2009-05-03 Joseph Myers <joseph@codesourcery.com>
4336 * c-common.c (reswords): Add _Imaginary.
4337 * c-common.c (enum rid): Add RID_IMAGINARY.
4339 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
4341 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
4342 Patch by Richard Guenther.
4344 2009-05-03 Anatoly Sokolov <aesok@post.ru>
4346 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
4347 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
4348 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
4349 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
4350 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
4351 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
4352 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
4353 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
4354 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
4355 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
4356 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
4357 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
4358 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
4359 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
4360 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
4361 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
4362 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
4363 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
4365 2009-05-02 Richard Guenther <rguenther@suse.de>
4367 PR tree-optimization/39940
4368 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
4371 2009-05-02 Richard Guenther <rguenther@suse.de>
4374 * tree-ssa.c (execute_update_addresses_taken): Properly check
4375 if we can mark a variable DECL_GIMPLE_REG_P.
4376 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
4377 back to the end of the function.
4378 (is_gimple_reg_type): Remove complex type special casing.
4379 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
4382 2009-05-02 Ben Elliston <bje@au.ibm.com>
4384 * doc/collect2.texi (Collect2): Document search path behaviour
4385 when configured with --with-ld.
4387 2009-05-02 Jan Hubicka <jh@suse.cz>
4389 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
4390 parameter; update callers.
4391 (coalesce_cost_edge): EH edges are costier because they needs
4392 splitting even if not critical and even more costier when there are
4393 multiple EH predecestors.
4395 2009-05-02 Jan Hubicka <jh@suse.cz>
4397 * except.c (remove_eh_handler_and_replace): Handle updating after
4398 removing TRY blocks.
4400 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
4402 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
4404 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
4406 * varasm.c: Do not include c-pragma.h.
4407 * attribs.c: Do not incude c-common.h.
4409 2009-05-01 Michael Matz <matz@suse.de>
4411 * calls.c (initialize_argument_information): Handle SSA names like
4412 decls with a non MEM_P DECL_RTL.
4414 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
4416 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
4417 * ipa-utils.c: Likewise.
4418 * ipa-type-escape.c: Likewise.
4419 * cgraphunit.c Do not include c-common.h.
4420 * ipa-pure-const.c: Likewise.
4421 * tree-if-conv.c: Likewise.
4422 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
4423 * ipa-struct-reorg.c: Likewise.
4424 * tree-nomudflap.c: Likewise.
4425 * tree-ssa-structalias.c: Likewise.
4427 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
4429 * store-motion.c: Many cleanups to make this pass a first-class
4430 citizen instead of an appendix to gcse load motion. Add TODO list
4431 to make this pass faster/cleaner/better.
4433 (struct ls_expr): Post gcse.c-split cleanups.
4434 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
4435 "stores" field to "avail_stores".
4436 (pre_ldst_mems): Rename to store_motion_mems.
4437 (pre_ldst_table): Rename to store_motion_mems_table.
4438 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
4439 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
4440 (ldst_entry): Rename to st_expr_entry, update users.
4441 (free_ldst_entry): Rename to free_st_expr_entry, update users.
4442 (free_ldst_mems): Rename to free_store_motion_mems, update users.
4443 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
4445 (first_ls_expr): Rename to first_st_expr, update users.
4446 (next_ls_expr): Rename to next_st_expr, update users.
4447 (print_ldst_list): Rename to print_store_motion_mems. Print names of
4448 fields properly for store motion instead of names inherited from load
4450 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
4451 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
4454 (ae_kill): Rename to st_kill, update users.
4455 (ae_gen): Rename to st_avloc, update users.
4456 (transp): Rename to st_transp, update users.
4457 (pre_insert_map): Rename to st_insert_map, update users.
4458 (pre_delete_map): Rename to st_delete_map, update users.
4459 (insert_store, build_store_vectors, free_store_memory,
4460 one_store_motion_pass): Update for abovementioned changes.
4462 (gcse_subst_count, gcse_create_count): Remove.
4463 (one_store_motion_pass): New statistics counters "n_stores_deleted"
4464 and "n_stores_created", local variables.
4466 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
4469 (regvec, compute_store_table_current_insn): Remove.
4470 (reg_set_info, reg_clear_last_set): Remove.
4471 (compute_store_table): Use DF caches instead of local dataflow
4474 2009-05-01 Joseph Myers <joseph@codesourcery.com>
4476 * c-objc-common.c (c_tree_printer): Print identifiers with
4477 pp_identifier, not pp_string. Mark "({anonymous})" for
4479 * c-pretty-print.c (pp_c_ws_string): New.
4480 (pp_c_cv_qualifier, pp_c_type_specifier,
4481 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
4482 pp_c_storage_class_specifier, pp_c_function_specifier,
4483 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
4484 pp_c_primary_expression, pp_c_postfix_expression,
4485 pp_c_unary_expression, pp_c_shift_expression,
4486 pp_c_relational_expression, pp_c_equality_expression,
4487 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
4488 use pp_string and pp_c_ws_string in place of pp_identifier and
4489 pp_c_identifier for non-identifiers. Mark English strings for
4491 * c-pretty-print.h (pp_c_ws_string): Declare.
4493 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
4494 Roland McGrath <roland@redhat.com>
4496 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
4497 (ENABLE_LD_BUILDID): New configuration option.
4498 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
4499 (LINK_BUILDID_SPEC): New macro.
4500 (init_spec): If defined, prepend it between LINK_EH_SPEC and
4502 * doc/install.texi: Document --enable-linker-build-id option.
4503 * configure: Rebuild.
4504 * config.in: Rebuild.
4506 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
4508 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
4509 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
4510 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
4511 MIPS_GP_SAVE_AREA_SIZE.
4512 * config/mips/mips.c (struct mips_frame_info): Update comment
4513 before arg_pointer_offset and hard_frame_pointer_offset.
4514 (mips_compute_frame_info): Update diagram before function: to
4515 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
4516 indicate the position of frame_pointer_rtx with -fstack-protector and
4517 to show args_size. Don't allocate cprestore area for leaf functions
4518 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
4520 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
4522 2009-04-30 Michael Matz <matz@suse.de>
4524 PR tree-optimization/39955
4525 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
4527 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
4529 * ira.c (setup_cover_and_important_classes): Use safe macro
4530 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
4532 * genpreds.c (write_tm_preds_h): Output suitable definition of
4533 REG_CLASS_FOR_CONSTRAINT.
4535 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
4537 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
4539 * bitmap.c (bitmap_descriptor): Likewise.
4540 * ggc-common.c (loc_descriptor): Likewise.
4541 * varray.c (varray_descriptor): Likewise.
4542 * vec.c (vec_descriptor): Likewise.
4544 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
4546 * Makefile.in (dce.o): Add $(EXCEPT_H).
4547 * dce.c: Include except.h and delete redundant vector definitions.
4548 (deletable_insn_p): Return false for non-call insns that can throw
4551 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
4553 * gcse.c (ae_gen): Remove.
4554 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
4555 and make non-static function to make it available in store-motion.c.
4556 Update call sites with search-and-replace.
4557 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
4558 extract_mentioned_regs, extract_mentioned_regs_helper,
4559 find_moveable_store, compute_store_table, load_kills_store, find_loads,
4560 store_killed_in_insn, store_killed_after, store_killed_before,
4561 build_store_vectors, insert_insn_start_basic_block, insert-store,
4562 remove_reachable_equiv_notes, replace_store_insn, delete_store,
4563 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
4564 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
4565 * store-motion.c: ...new file. Also copy data structures from gcse.c
4566 and clean up to remove parts not used by store motion.
4567 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
4568 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
4570 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4573 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
4574 when optimizing for size.
4576 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
4578 * gcse.c (gcse_constant_p): Fix typo in last change.
4580 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
4582 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
4584 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
4586 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
4588 2009-04-29 James E. Wilson <wilson@codesourcery.com>
4590 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
4591 CONST_HIGH_PART result.
4593 2009-04-29 Anatoly Sokolov <aesok@post.ru>
4595 * config/avr/avr.c (initial_elimination_offset): Rename to
4596 avr_initial_elimination_offset.
4597 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
4598 change return type to bool.
4599 (avr_can_eliminate): New function.
4600 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
4601 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
4602 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
4603 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
4604 avr_initial_elimination_offset.
4605 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
4606 (avr_initial_elimination_offset): Define.
4608 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
4609 Steven Bosscher <steven@gcc.gnu.org>
4611 PR rtl-optimization/39938
4612 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
4613 * cfgrtl.c: Include insn-attr.h.
4614 (rest_of_pass_free_cfg): New function.
4615 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
4616 * resource.c (init_resource_info): Remove call to df_analyze.
4618 2009-04-29 Richard Guenther <rguenther@suse.de>
4621 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
4622 allow conversion to signed integers.
4624 2009-04-29 Richard Guenther <rguenther@suse.de>
4626 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
4627 shifts of floating point vectors if the shift amount is
4628 a constant multiple of the element size.
4630 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
4631 Michael Matz <matz@suse.de>
4635 * tree-outof-ssa.c (emit_partition_copy): New function.
4636 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4637 insert_part_to_rtx_on_edge): Perform the partition base var
4638 copy using emit_partition_copy.
4639 (insert_value_copy_on_edge): Convert constants to the right mode.
4640 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
4641 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
4643 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4645 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
4646 scan backwards to try to find a constant to initialize it.
4648 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
4649 insn before the loop_end instruction, don't look past labels.
4651 2009-04-29 Richard Guenther <rguenther@suse.de>
4654 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
4655 loose type conversions.
4656 (forward_propagate_addr_expr): Fix tuplification bug. Remove
4657 stmts only if there are no uses of its definition.
4659 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4661 * config/bfin/bfin.h (splitting_loops): Declare.
4662 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
4663 Reorder bit definitions to be ascending.
4664 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
4665 * config/bfin/bfin.c (splitting_loops): New variable.
4666 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
4667 (struct loop_info): Remove members INIT and LOOP_INIT.
4668 (bfin_optimize_loop): Don't set them. Reorder the code that generates
4669 the LSETUP sequence. Allow LC to be loaded from any register, but
4670 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
4671 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
4673 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
4674 of reload_completed.
4677 * config/bfin/bfin.md (movsi_insn): Refine constraints.
4679 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
4681 * Makefile.in (PLUGIN_VERSION_H): New.
4682 (OBJS-common): Remove plugin-version.o.
4683 (plugin.o): Depend on (PLUGIN_VERSION_H).
4684 (plugin-version.o): Remove.
4685 * configure: Regenerate
4686 * configure.ac: Create plugin-version.h.
4687 * gcc-plugin.h (plugin_gcc_version): Remove.
4688 (plugin_default_version_check): Change signature.
4689 * plugin-version.c: Remove.
4690 * plugin.c: Include plugin-version.h.
4691 (str_plugin_gcc_version_name): Remove.
4692 (try_init_one_plugin): Pass gcc version to plugin_init.
4693 (plugin_default_version_check): Both gcc and plugin versions are now
4696 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4698 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
4699 problematic last insns. Test for TYPE_CALL rather than CALL_P.
4700 Remove special case testing for last insn of inner loops. Don't fail
4701 if the loop ends with a jump, emit an extra nop instead.
4703 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
4704 DREGS rather than comparing directly. Remove code that tries to
4705 account for latencies.
4707 2009-04-29 Richard Guenther <rguenther@suse.de>
4709 PR tree-optimization/39941
4710 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
4711 eliminating an indirect call.
4713 2009-04-29 Richard Guenther <rguenther@suse.de>
4715 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
4716 parameter. Allow invariants as base if !require_lvalue.
4717 (verify_gimple_assign_single): Adjust.
4719 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4721 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
4722 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
4723 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
4724 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
4725 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
4727 * config/bfin/bfin.c (bfin_expand_builtin,
4728 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
4730 2009-04-28 Richard Guenther <rguenther@suse.de>
4732 * tree-vect-loop.c (get_initial_def_for_induction): Use
4733 correct types for pointer increment.
4735 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4737 * toplev.c (print_version): Update GMP version string calculation.
4739 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
4741 PR rtl-optimization/39938
4742 * resource.c (init_resource_info): Add call to df_analyze.
4744 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
4746 * config/alpha/alpha.md (usegp): Cast the result of
4747 alpha_find_lo_sum_using_gp to enum attr_usegp.
4748 * config/alpha/alpha.c (override_options): Remove end-of-structure
4749 marker element from cpu_table. Use array size of cpu_table to handle
4750 -mcpu and -mtune options.
4751 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
4753 2009-04-28 Joseph Myers <joseph@codesourcery.com>
4755 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
4756 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
4757 tune_32 and tune_64.
4758 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
4760 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
4761 * config/rs6000/option-defaults.h: ... here. New file.
4762 (OPT_64, OPT_32): Define.
4763 (MASK_64BIT): Define to 0 if not already defined.
4764 (OPT_ARCH64, OPT_ARCH32): Define.
4765 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
4768 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4770 * config/arm/arm.c (arm_override_options): Emit error on using
4773 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
4775 PR rtl-optimization/39914
4776 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
4777 registers for allocnos created from user-defined variables only
4778 when not optimizing.
4780 2009-04-28 Richard Guenther <rguenther@suse.de>
4783 * fold-const.c (fold_binary): Use distribute_real_division only
4786 2009-04-28 Steve Ellcey <sje@cup.hp.com>
4788 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
4789 add hpux-stdint.h to tm_file.
4790 (hppa[12]*-*-hpux11*): Ditto.
4791 (ia64*-*-hpux*): Ditto.
4792 * config/hpux-stdint.h: New.
4793 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
4794 __STDC_EXT__ for all compiles.
4795 * config/pa/pa-hpux.h: Ditto.
4796 * config/pa/pa-hpux10.h: Ditto.
4797 * config/pa/pa-hpux11.h: Ditto.
4799 2009-04-28 Catherine Moore <clm@codesourcery.com>
4801 * debug.h (set_name): Add comment.
4803 2009-04-28 Andrew Pinski <pinskia@gmail.com>
4806 * config/darwin.c (machopic_gen_offset): Check
4807 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
4808 * config/arm/arm.c (require_pic_register): Likewise.
4810 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
4812 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
4813 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
4814 m32c_promote_prototypes): Delete.
4816 2009-04-28 Michael Matz <matz@suse.de>
4819 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
4822 2009-04-28 Richard Guenther <rguenther@suse.de>
4824 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
4826 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4828 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
4829 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
4830 * config/arm/arm-tune.md: Regenerate.
4832 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
4834 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
4835 block if there are complex incoming edges.
4836 (sel_merge_blocks): Remove useless assert.
4837 (sel_redirect_edge_and_branch): Check that edge was redirected.
4838 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
4839 (sel_find_rgns): Delete declaration.
4840 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
4841 the region when it is not a preheader.
4843 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
4846 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
4848 2009-04-28 Richard Guenther <rguenther@suse.de>
4850 * tree.h (SSA_NAME_VALUE): Remove.
4851 (struct tree_ssa_name): Remove value_handle member.
4852 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
4853 array for jump threading.
4854 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
4856 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
4857 * tree-flow.h (threadedge_initialize_values): Declare.
4858 (threadedge_finalize_values): Likewise.
4859 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
4860 (SSA_NAME_VALUE): Define.
4861 (threadedge_initialize_values): New function.
4862 (threadedge_finalize_values): Likewise.
4863 * tree-ssa-dom.c (ssa_name_values): New global variable.
4864 (SSA_NAME_VALUE): Define.
4865 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
4867 2009-04-28 Ira Rosen <irar@il.ibm.com>
4869 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
4870 Use REPORT_VECTORIZED_LOCATIONS instead
4871 REPORT_VECTORIZED_LOOPS.
4872 * tree-vectorizer.c (vect_verbosity_level): Make static.
4873 (vect_loop_location): Rename to vect_location.
4874 (vect_set_verbosity_level): Update comment.
4875 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
4877 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
4878 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
4879 instead REPORT_UNVECTORIZED_LOOPS.
4880 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
4881 and vect_loop_def to vect_external_def and vect_internal_def.
4882 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
4883 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
4884 REPORT_UNVECTORIZED_LOCATIONS.
4885 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
4886 and vect_used_in_loop and to vect_unused_in_scope and
4888 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
4889 (vect_verbosity_level): Remove declaration.
4890 (vect_analyze_operations): Likewise.
4891 (vect_analyze_stmt): Declare.
4892 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
4893 REPORT_UNVECTORIZED_LOCATIONS.
4894 (vect_get_loop_niters): Fix indentation.
4895 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
4896 (vect_analyze_loop_operations): New function.
4897 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
4898 vect_analyze_operations.
4899 (vect_is_simple_reduction): Use new names.
4900 (vectorizable_live_operation, vect_transform_loop): Likewise.
4901 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
4902 to specify whether the data references can be a part of interleaving
4904 (vect_analyze_data_ref_dependence): Use new names.
4905 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
4906 (vect_create_addr_base_for_vector_ref): Remove redundant code.
4907 * tree-vect-patterns.c (widened_name_p): Use new names.
4908 (vect_recog_dot_prod_pattern): Likewise.
4909 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
4910 (process_use, vect_mark_stmts_to_be_vectorized,
4911 vect_model_simple_cost, vect_model_store_cost,
4912 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
4913 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
4914 vectorizable_operation, vectorizable_type_demotion,
4915 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
4916 vectorizable_condition): Likewise.
4917 (vect_analyze_operations): Split into vect_analyze_loop_operations
4919 (vect_analyze_stmt): ... new function.
4920 (new_stmt_vec_info): Use new names.
4921 (vect_is_simple_use): Use new names and fix comment.
4922 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
4923 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
4925 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
4928 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
4929 and integer modes for x87 operands. Do not ICE for unsupported size,
4930 generate error instead. Generate error for unsupported operand types.
4931 ['z']: Do not handle HImode memory operands specially. Warning
4932 for floating-point operands. Fallthru to 'Z' for unsupported operand
4933 types. Do not ICE for unsupported size, generate error instead.
4934 (output_387_binary_op): Use %Z to output operands.
4935 (output_fp_compare): Ditto.
4936 (output_387_reg_move): Ditto.
4938 2009-04-28 Ben Elliston <bje@au.ibm.com>
4943 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4945 * builtins.c (c_strlen): Do not warn here.
4946 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
4947 * c-common.c (pointer_int_sum): Take an explicit location.
4948 Warn about offsets out of bounds.
4949 * c-common.h (pointer_int_sum): Adjust declaration.
4951 2009-04-27 Ian Lance Taylor <iant@google.com>
4953 * collect2.c (is_ctor_dtor): Change type of ret field in struct
4955 * dce.c (run_fast_df_dce): Change type of old_flags to int.
4956 * df-core.c (df_set_flags): Change return type to int. Change
4957 type of old_flags to int.
4958 (df_clear_flags): Likewise.
4959 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
4960 (df_get_conditional_uses): Likewise.
4961 * df.h (df_set_flags, df_clear_flags): Update declarations.
4962 * dwarf2out.c (struct indirect_string_node): Change type of form
4963 field to enum dwarf_form.
4964 (AT_string_form): Change return type to enum dwarf_form.
4965 * fixed-value.c (fixed_compare): Add cast to enum type.
4966 * fwprop.c (update_df): Change 0 to VOIDmode.
4967 * gensupport.c: Change 0 to UNKNOWN.
4968 * gimple.h (gimple_cond_code): Add cast to enum type.
4969 * haifa-sched.c (reemit_notes): Add cast to enum type.
4970 * hooks.c (hook_int_void_no_regs): Remove function.
4971 * hooks.h (hook_int_void_no_regs): Remove declaration.
4972 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
4973 * predict.c (combine_predictions_for_insn): Add casts to enum type.
4974 * real.c (real_arithmetic): Add cast to enum type.
4975 (real_compare): Likewise.
4976 * target.h (struct gcc_target): Change return type of
4977 branch_target_register_class to enum reg_class.
4978 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
4979 default_branch_target_register_class.
4980 * targhooks.c (default_branch_target_register_class): New function.
4981 * targhooks.h (default_branch_target_register_class): Declare.
4982 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
4983 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
4985 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
4987 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
4988 vect_uninitialized_def. Change 0 to ERROR_MARK.
4989 * tree-vect-stmts.c (supportable_widening_operation): Don't
4990 initialize icode1 and icode2.
4991 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
4992 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
4994 (cmn_err_flag_specs): Change 0 to STD_C89.
4995 (cmn_err_char_table): Likewise.
4996 * config/arm/arm.c (get_arm_condition_code): Change type of code
4997 to enum arm_cond_code.
4998 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
4999 (IWMMXT_BUILTIN2): Likewise.
5000 (neon_builtin_type_bits): Don't define typedef.
5001 (neon_builtin_datum): Change type of bits field to int.
5002 (arm_expand_neon_args): Add cast to enum type.
5003 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
5005 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
5007 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
5009 * config/mips/mips.md (jal_macro): Return enum constant.
5010 (single_insn): Likewise.
5011 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
5013 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5015 * config/s390/s390.c (s390_tune_flags): Change type to int.
5016 (s390_arch_flags): Likewise.
5017 (s390_handle_arch_option): Change flags field of struct pta to int.
5018 * config/s390/s390.h (s390_tune_flags): Update declaration.
5019 (s390_arch_flags): Likewise.
5020 * config/sh/sh.c (prepare_move_operands): Compare
5021 tls_symbolic_operand result with enum constant.
5022 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
5023 (sh_expand_prologue): Add cast to enum type.
5024 (sh_expand_epilogue): Likewise.
5025 (tls_symbolic_operand): Change return type to enum tls_model.
5026 (fpscr_set_from_mem): Add cast to enum type.
5027 (legitimize_pic_address): Compare tls_symbolic_operand result with
5029 (sh_target_reg_class): Change return type to enum reg_class.
5030 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
5032 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
5033 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
5034 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
5035 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
5036 (delayed_branch, tls_call_delay): Likewise.
5037 (eligible_for_sibcall_delay): Likewise.
5038 (eligible_for_return_delay): Likewise.
5039 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
5040 (spu_expand_builtin_1): Likewise.
5042 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
5043 for all types of conversions.
5044 (output_init_element): Issue -Wc++-compat warning if needed when
5045 initializing a bitfield with enum type.
5046 * c-parser.c (c_parser_expression): Set original_type to
5047 original_type of right hand operand of comman operator.
5049 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5051 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
5053 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
5054 * doc/cpp.texi (Standard Predefined Macros)
5055 (Implementation-defined behavior): Likewise.
5056 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
5057 * doc/gimple.texi (GIMPLE Exception Handling)
5058 (@code{GIMPLE_ASSIGN}): Likewise.
5059 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
5060 * doc/invoke.texi (Warning Options, Optimize Options)
5061 (AVR Options, Darwin Options): Likewise.
5062 (Optimize Options): Reformulate -fwhole-program description.
5063 * doc/loop.texi (Lambda): Likewise.
5064 * doc/md.texi (Output Template, Define Constraints)
5065 (Standard Names, Insn Splitting): Likewise.
5066 * doc/options.texi (Option properties): Likewise.
5067 * doc/passes.texi (Tree-SSA passes): Likewise.
5068 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
5069 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
5070 (File Names and DBX): Likewise.
5071 * doc/trouble.texi (Incompatibilities): Likewise.
5073 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5075 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
5076 instruction is correct.
5078 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5080 Allow non-constant arguments to conversion intrinsics.
5081 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
5082 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
5083 * spu.c (print_operand): Handle 'v' and 'w'.
5084 (exp2_immediate_p, spu_gen_exp2): Define.
5085 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
5086 spu_convtf_1): Update parameter descriptions.
5087 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
5088 * constraints.md ('v', 'w'): New.
5089 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
5091 (i2f, I2F): New define_mode_attr.
5092 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
5093 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
5094 fixuns_truncv4sfv4si2): Update to use mode attribute.
5095 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
5096 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
5097 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
5098 patterns for combine.
5100 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
5102 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
5103 (cprop, hoist, pre, store_motion): New debug counters.
5104 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
5105 is not an RTL pass anymore.
5106 (pass_profiling): Remove extern decl for pass removed in 2005.
5107 (pass_gcse, pass_jump_bypass): Remove.
5108 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
5109 to 0 for clean state.
5110 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
5111 * cse.c (gate_handle_cse_after_global_opts,
5112 rest_of_handle_cse_after_global_opts): New functions.
5113 (pass_cse_after_global_opts): New pass, does local CSE.
5114 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
5115 (TV_CPROP): New timevar.
5116 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
5117 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
5118 (gcse_main, recompute_all_luids): Remove.
5119 (compute_hash_table_work): Call max_reg_num instead of reading
5121 (cprop_jump): Don't set run_jump_opt_after_gcse.
5122 (constprop_register): Always allow to alter jumps.
5123 (cprop_insn): Likewise.
5124 (do_local_cprop): Likewise.
5125 (local_cprop_pass): Likewise. Return non-zero if something changed.
5126 (cprop): Remove function, fold interesting bits into one_cprop_pass.
5127 (find_implicit_sets): Add note about missed optimization opportunity.
5128 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
5129 pass_rtl_cprop execute function.
5130 Don't bother tracking the pass number, each pass gets its own dumpfile
5132 Always allow to alter jumpsand bypass jumps.
5133 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
5134 will just find no suitable set.
5135 (pre_edge_insert): Fix dumping, this function is for PRE only.
5136 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
5137 pass_rtl_pre execute function.
5138 (hoist_code): Return non-zero if something changed. Keep track of
5139 substitutions and insertions for statistics gathering similar to PRE.
5140 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
5141 called from the pass_rtl_hoist execute function. Show pass statistics.
5142 (compute_store_table): Use max_reg_num directly instead of using the
5143 formerly global max_gcse_regno.
5144 (build_store_vectors): Likewise.
5145 (replace_store_insn): Fix dumping.
5146 (store_motion): Rename to ...
5147 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
5148 pass, called from the pass_rtl_store_motion execute function. Keep
5149 track of substitutions and insertions for statistics gathering similar
5151 (bypass_jumps): Remove, fold interesting bits into ...
5152 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
5153 from the pass_rtl_cprop execute function.
5154 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
5155 pass_jump_bypass): Remove.
5156 (gate_handle_gcse, rest_of_handle_gcse): Remove.
5157 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
5158 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
5159 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
5160 (gate_rtl_store_motion, execute_rtl_store_motion,
5161 pass_rtl_store_motion): New.
5162 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
5163 make it clear that -fcse-skip-blocks is a no-op for backward compat.
5164 * passes.c (init_optimization_passes): Remove pass_gcse and
5165 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
5166 and cse_after_global_opts in place of pass_gcse. Schedule cprop
5167 instead of pass_jump_bypass.
5169 2009-04-27 Richard Guenther <rguenther@suse.de>
5172 * gimplify.c (gimplify_expr): If we are required to create
5173 a temporary make sure it ends up as register.
5175 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
5178 * config/i386/i386.c (construct_container): Don't call
5179 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
5180 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
5182 2009-04-27 Michael Matz <matz@suse.de>
5184 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
5185 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
5186 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
5187 (dump_replaceable_exprs): Take a bitmap.
5188 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
5190 (expand_gimple_basic_block): Likewise.
5191 * tree-ssa-ter.c (struct temp_expr_table_d): Make
5192 replaceable_expressions member a bitmap.
5193 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
5194 (mark_replaceable): Likewise.
5195 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
5196 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
5198 2009-04-27 Richard Guenther <rguenther@suse.de>
5200 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
5201 (verify_stmts): Dispatch to gimple/type verification code.
5202 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
5203 issue with call argument types.
5205 2009-04-27 Michael Matz <matz@suse.de>
5207 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
5208 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
5211 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
5212 Eric Botcazou <ebotcazou@adacore.com>
5214 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
5215 a label's basic block.
5216 (mark_target_live_regs): Tidy and rework obsolete comments.
5217 Change back DF problem to LIVE. If a label starts a basic block,
5218 assume that all registers that used to be live then still are.
5219 (init_resource_info): If a label starts a basic block, set its
5220 BLOCK_FOR_INSN accordingly.
5221 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
5223 2009-04-27 Richard Guenther <rguenther@suse.de>
5225 * tree-flow-inline.h (function_ann): Remove.
5226 (get_function_ann): Likewise.
5227 * tree-dfa.c (create_function_ann): Remove.
5228 * tree-flow.h (struct static_var_ann_d): Remove.
5229 (struct function_ann_d): Likewise.
5230 (union tree_ann_d): Remove fdecl member.
5231 (function_ann_t): Remove.
5232 (function_ann, get_function_ann, create_function_ann): Remove
5235 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
5237 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
5239 2009-04-27 Jan Hubicka <jh@suse.cz>
5241 * ipa-pure-const.c (struct funct_state_d): New fields
5242 state_previously_known, looping_previously_known; remove
5243 state_set_in_source.
5244 (analyze_function): Use new fields.
5245 (propagate): Avoid assumption that state_set_in_source imply
5248 * tree-ssa-loop-niter.c (finite_loop_p): New function.
5249 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
5250 * cfgloop.h (finite_loop_p): Declare.
5252 2009-04-26 Michael Matz <matz@suse.de>
5254 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
5256 2009-04-26 Michael Matz <matz@suse.de>
5258 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
5259 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
5260 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
5261 pass_mark_used_blocks): Remove.
5262 * tree-optimize.c (pass_free_datastructures,
5263 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
5264 * passes.c (init_optimization_passes): Don't call
5265 pass_mark_used_blocks, remove dead code.
5267 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
5269 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
5270 * tree-ssa-live.h (register_ssa_partition): Likewise.
5272 2009-04-26 Michael Matz <matz@suse.de>
5275 * builtins.c (fold_builtin_next_arg): Handle SSA names.
5276 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
5277 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
5279 (compare_pairs): Swap cost comparison.
5280 (coalesce_ssa_name): Don't use change_partition_var.
5281 * tree-nrv.c (struct nrv_data): Add modified member.
5282 (finalize_nrv_r): Set it.
5283 (tree_nrv): Use it to update statements.
5284 (pass_nrv): Require PROP_ssa.
5285 * tree-mudflap.c (mf_decl_cache_locals,
5286 mf_build_check_statement_for): Use make_rename_temp.
5287 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
5288 * alias.c (find_base_decl): Handle SSA names.
5289 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
5290 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
5291 * rtl.h (set_reg_attrs_for_parm): Declare.
5292 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
5293 to "optimized", remove unused locals at finish.
5294 (execute_free_datastructures): Make global, call
5295 delete_tree_cfg_annotations.
5296 (execute_free_cfg_annotations): Don't call
5297 delete_tree_cfg_annotations.
5299 * ssaexpand.h: New file.
5300 * expr.c (toplevel): Include ssaexpand.h.
5301 (expand_assignment): Handle SSA names the same as register variables.
5302 (expand_expr_real_1): Expand SSA names.
5303 * cfgexpand.c (toplevel): Include ssaexpand.h.
5304 (SA): New global variable.
5305 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
5306 (SSAVAR): New macro.
5307 (set_rtl): New helper function.
5308 (add_stack_var): Deal with SSA names, use set_rtl.
5309 (expand_one_stack_var_at): Likewise.
5310 (expand_one_stack_var): Deal with SSA names.
5311 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
5312 before unique numbers.
5313 (expand_stack_vars): Use set_rtl.
5314 (expand_one_var): Accept SSA names, add asserts for them, feed them
5315 to above subroutines.
5316 (expand_used_vars): Expand all partitions (without default defs),
5317 then only the local decls (ignoring those expanded already).
5318 (expand_gimple_cond): Remove edges when jumpif() expands an
5320 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
5321 or remove abnormal edges. Ignore insns setting the LHS of a TERed
5323 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
5324 members of SA; deal with PARM_DECL partitions here; expand
5325 all PHI nodes, free tree datastructures and SA. Commit instructions
5326 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
5327 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
5328 info and statements at start, collect garbage at finish.
5329 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
5330 (VAR_ANN_PARTITION) Remove.
5331 (change_partition_var): Don't declare.
5332 (partition_to_var): Always return SSA names.
5333 (var_to_partition): Only accept SSA names.
5334 (register_ssa_partition): Only check argument.
5335 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
5337 (delete_var_map): Don't free it.
5338 (var_union): Only accept SSA names, simplify.
5339 (partition_view_init): Mark only useful SSA names as used.
5340 (partition_view_fini): Only deal with SSA names.
5341 (change_partition_var): Remove.
5342 (dump_var_map): Use ssa_name instead of partition_to_var member.
5343 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
5345 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
5346 (struct _elim_graph): New member const_dests; nodes member vector of
5348 (set_location_for_edge): New static helper.
5349 (create_temp): Remove.
5350 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
5351 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
5352 (new_elim_graph): Allocate const_dests member.
5353 (clean_elim_graph): Truncate const_dests member.
5354 (delete_elim_graph): Free const_dests member.
5355 (elim_graph_size): Adapt to new type of nodes member.
5356 (elim_graph_add_node): Likewise.
5357 (eliminate_name): Likewise.
5358 (eliminate_build): Don't take basic block argument, deal only with
5359 partition numbers, not variables.
5360 (get_temp_reg): New static helper.
5361 (elim_create): Use it, deal with RTL temporaries instead of trees.
5362 (eliminate_phi): Adjust all calls to new signature.
5363 (assign_vars, replace_use_variable, replace_def_variable): Remove.
5364 (rewrite_trees): Only do checking.
5365 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
5366 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
5367 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
5368 contains_tree_r, MAX_STMTS_IN_LATCH,
5369 process_single_block_loop_latch, analyze_edges_for_bb,
5370 perform_edge_inserts): Remove.
5371 (expand_phi_nodes): New global function.
5372 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
5373 functions, initialize new parameter, remember partitions having a
5375 (finish_out_of_ssa): New global function.
5376 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
5377 don't reset in_ssa_p here, don't disable TER when mudflap.
5378 (pass_del_ssa): Remove.
5379 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
5381 (execute_free_datastructures): Declare.
5382 * Makefile.in (SSAEXPAND_H): New variable.
5383 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
5384 * basic-block.h (commit_one_edge_insertion): Declare.
5385 * passes.c (init_optimization_passes): Move pass_nrv and
5386 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
5387 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
5388 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
5389 (redirect_branch_edge): Deal with super block when expanding, split
5390 out jump patching itself into ...
5391 (patch_jump_insn): ... here, new static helper.
5393 2009-04-26 Michael Matz <matz@suse.de>
5395 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
5396 beyond num_ssa_names.
5397 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
5398 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
5400 2009-04-26 Jakub Jelinek <jakub@redhat.com>
5403 * fwprop.c (forward_propagate_asm): New function.
5404 (forward_propagate_and_simplify): Propagate also into __asm, if it
5405 doesn't increase the number of referenced registers.
5408 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
5410 2009-04-26 Jakub Jelinek <jakub@redhat.com>
5412 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
5413 note_nonlocal_vla_type for nonlocal VLAs.
5414 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
5415 contains_remapped_vars, remap_vla_decls): New functions.
5416 (convert_nonlocal_reference_stmt): If not optimizing, call
5417 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
5418 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
5419 if it wasn't found in var_map.
5420 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
5421 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
5422 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
5424 * gimplify.c (nonlocal_vlas): New variable.
5425 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
5427 (gimplify_body): Create and destroy nonlocal_vlas.
5429 * dwarf2out.c (loc_descr_plus_const): New function.
5430 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
5431 mem_loc_descriptor, loc_descriptor_from_tree_1,
5432 descr_info_loc, gen_variable_die): Use it.
5434 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
5435 !TREE_STATIC VAR_DECLs.
5436 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
5437 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
5438 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
5439 DECL_BY_REFERENCE is valid.
5440 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
5441 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
5442 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
5443 Copy DECL_BY_REFERENCE.
5444 (struct nesting_copy_body_data): New type.
5445 (nesting_copy_decl): New function.
5446 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
5447 if they have variable length.
5449 2009-04-26 Michael Matz <matz@suse.de>
5451 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
5452 mark new temporaries for renaming.
5454 2009-04-26 Joseph Myers <joseph@codesourcery.com>
5457 * c-decl.c (global_bindings_p): Return negative value.
5458 (c_variable_size): New. Based on variable_size from
5460 (grokdeclarator): Call c_variable_size not variable_size.
5462 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
5464 * config/i386/i386.c (print_operand) ['z']: Fix typo.
5466 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
5468 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
5469 Redefine it to just use mingw/include.
5470 (ASM_SPEC): Rules for -m32 and -m64.
5471 (LINK_SPEC): Use Likewise.
5472 (SPEC_32): New define.
5473 (SPEC_64): Likewise.
5474 (SUB_LINK_SPEC): Likewise.
5475 (MULTILIB_DEFAULTS): New define.
5476 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
5477 Add multilib options.
5478 (MULTILIB_DIRNAMES): Likewise.
5479 (MULTILIB_OSDIRNAMES): Likewise.
5481 (INSTALL_LIBGCC): Likewise.
5483 2009-04-26 Joseph Myers <joseph@codesourcery.com>
5486 * c-tree.h (enum c_inline_static_type): New.
5487 (record_inline_static): Declare.
5488 * c-decl.c (struct c_inline_static, c_inline_statics,
5489 record_inline_static, check_inline_statics): New.
5490 (pop_file_scope): Call check_inline_statics.
5491 (start_decl): Call record_inline_static instead of pedwarning
5492 directly for static in inline function.
5493 * c-typeck.c (build_external_ref): Call record_inline_static
5494 instead of pedwarning directly for static referenced in inline
5497 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
5499 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
5500 not new but only being rescanned.
5501 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
5502 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
5503 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
5504 record_set_info, compute_set, grealloc): Remove.
5505 (recompute_all_luids): New function.
5506 (gcse_main): Don't compute sets, and don't do related memory
5507 allocations/free-ing. If something changed before the end of the
5508 pass, update LUIDs using recompute_all_luids.
5509 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
5510 (free_gcse_mem): Don't free it either.
5511 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
5512 Use the df insn LUIDs.
5513 (load_killed_in_block): Likewise.
5514 (compute_hash_table_work): Don't compute reg_set_in_block.
5515 (compute_transp): Use DF_REG_DEF_CHAINs.
5516 (local_cprop_pass): Don't use compute_sets and related functions.
5517 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
5518 Use get_max_uid() instead of max_cuid.
5519 (insert_insn_end_basic_block, pre_insert_copy_insn,
5520 update_ld_motion_stores): Don't try to
5521 keep reg_set tables up to date.
5522 (pre_insert_copies): Use df insn LUIDs.
5523 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
5524 (reg_set_info): Don't use extra bitmap argument.
5525 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
5526 information to compute regs_set_in_block.
5527 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
5528 (bypass_jumps): Don't use compute_sets and friends.
5530 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5533 * opts.c (undocumented_msg): Do not leave blank even with
5536 2009-04-25 Joseph Myers <joseph@codesourcery.com>
5538 * c-decl.c (build_enumerator): Allow values folding to integer
5539 constants but not integer constant expressions with a pedwarn if
5542 2009-04-25 Joseph Myers <joseph@codesourcery.com>
5545 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
5546 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
5547 type is an integer constant.
5549 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
5552 * config/i386/i386.c (print_operand) ['z']: Revert handling of
5555 2009-04-25 Joseph Myers <joseph@codesourcery.com>
5558 * c-decl.c (grokdeclarator): Diagnose declarations of functions
5559 with variably modified return type and no storage class
5560 specifiers, except for the case of nested functions. Distinguish
5561 extern declarations of functions with variably modified return
5562 types from those of objects with variably modified types.
5564 2009-04-25 Jan Hubicka <jh@suse.cz>
5566 * tree.c (list_equal_p): New function.
5567 * tree.h (list_equal_p): Declare.
5568 * coretypes.h (edge_def, edge, const_edge, basic_block_def
5569 basic_block_def, basic_block, const_basic_block): New.
5570 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
5571 (redirect_eh_edge): New function.
5572 (make_eh_edge_update_phi): EH edges are not abnormal.
5573 * except.c: Include tree-flow.h.
5574 (list_match): New function.
5575 (eh_region_replaceable_by_p): New function.
5576 (replace_region): New function.
5577 (hash_type_list): New function.
5578 (hash_eh_region): New function.
5579 (eh_regions_equal_p): New function.
5580 (merge_peers): New function.
5581 (remove_unreachable_regions): Verify EH tree when checking;
5583 (copy_eh_region_1): New function.
5584 (copy_eh_region): New function.
5585 (push_reachable_handler): New function.
5586 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
5587 regions without label but with live RESX.
5588 * except.h (redirect_eh_edge_to_label): New.
5589 * tree-flow.h (redirect_eh_edge): New.
5590 * coretypes.h (edge_def, edge, const_edge, basic_block_def
5591 basic_block_def, basic_block, const_basic_block): Remove.
5592 * Makefile.in (except.o): Add dependency on tree-flow.h
5593 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
5594 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
5597 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
5600 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
5601 on the destination of memcpy.
5603 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
5605 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
5606 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
5607 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
5609 2009-04-25 Jan Hubicka <jh@suse.cz>
5611 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
5612 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
5613 to be reached by different label than left.
5614 (update_eh_edges): Update comment; remove edge_to_remove if possible
5615 and return true if suceeded.
5616 (cleanup_empty_eh): Accept sharing map; handle shared regions.
5617 (cleanup_eh): Compute sharing map.
5618 * except.c (remove_eh_handler_and_replace): Add argument if we should
5620 (remove_unreachable_regions): Update for label sharing.
5621 (label_to_region_map): Likewise.
5622 (get_next_region_sharing_label): New function.
5623 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
5625 (remove_eh_handler): Update.
5626 (remove_eh_region_and_replace_by_outer_of): New function.
5627 * except.h (struct eh_region): Add next_region_sharing_label.
5628 (remove_eh_region_and_replace_by_outer_of,
5629 get_next_region_sharing_label): Declare.
5630 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
5632 2009-04-25 Jan Hubicka <jh@suse.cz>
5634 * tree-cfg.c (split_critical_edges): Split also edges where we can't
5635 insert code even if they are not critical.
5637 2009-04-25 Jan Hubicka <jh@suse.cz>
5639 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
5640 (gimple_can_remove_branch_p): EH edges won't remove branch by
5642 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
5643 updating of non-abnormal EH edges.
5644 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
5645 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
5646 (split_critical_edges): Split also edges where emitting code on them
5647 will lead to splitting later.
5649 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
5650 H.J. Lu <hongjiu.lu@intel.com>
5653 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
5654 the configured assembler supports fildq and fistpq mnemonics.
5655 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
5656 * configure: Regenerated.
5659 * config/i386/i386.c (print_operand): Handle 'Z'.
5660 ['z']: Remove handling of special fild/fist suffixes.
5661 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
5662 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
5663 suffix of fild insn.
5664 (*floatsi<mode>2_vector_mixed): Ditto.
5665 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
5666 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
5667 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
5668 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
5669 * config/i386/gas.h (GAS_MNEMONICS): Remove.
5671 2009-04-25 Ben Elliston <bje@au.ibm.com>
5673 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
5674 the source of a set operation.
5676 2009-04-25 Anatoly Sokolov <aesok@post.ru>
5678 * target.h (struct gcc_target): Add case_values_threshold field.
5679 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
5680 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
5681 * targhooks.c (default_case_values_threshold): New function.
5682 * targhooks.h (default_case_values_threshold): Declare function.
5683 * stmt.c (expand_case): Use case_values_threshold target hook.
5684 * expr.h (case_values_threshold): Remove declartation.
5685 * expr.c (case_values_threshold): Remove function.
5686 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
5688 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
5689 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
5690 (avr_case_values_threshold): Declare as static.
5691 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
5693 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
5694 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
5695 (mn10300_case_values_threshold): New function.
5697 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
5699 * ira.c (setup_cover_and_important_classes): Add enum cast.
5701 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
5703 * genpreds.c (write_enum_constraint_num): Output definition of
5704 CONSTRAINT_NUM_DEFINED_P macro.
5705 * ira.c (setup_cover_and_important_classes): Use
5706 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
5708 2009-04-24 DJ Delorie <dj@redhat.com>
5710 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
5711 __SH2A_SINGLE_ONLY__ also.
5713 2009-04-24 Steve Ellcey <sje@cup.hp.com>
5715 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
5716 (movdf_internal): Ditto.
5717 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
5718 SFmode and DFmode constants.
5719 (ia64_print_operand): Add 'G' format for printing
5720 floating point constants.
5722 2009-04-24 Richard Guenther <rguenther@suse.de>
5724 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
5725 from unsigned additions.
5727 2009-04-24 Joseph Myers <joseph@codesourcery.com>
5729 * c-typeck.c (set_init_index): Allow array designators that are
5730 not integer constant expressions with a pedwarn if pedantic.
5732 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
5734 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
5735 zero if no overlap in nonzero bits between the operands.
5737 2009-04-24 Ian Lance Taylor <iant@google.com>
5739 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
5740 (record_dead_and_set_regs): Likewise.
5741 * df.h (struct df_mw_hardreg): Change flags field to int.
5742 (struct df_base_ref): Likewise.
5743 (struct df): Change changeable_flags field to int.
5744 * df-scan.c (df_defs_record): Change clobber_flags to int.
5745 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
5746 constants rather than #define macros.
5747 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
5748 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
5749 (enum dwarf_calling_convention): Likewise.
5750 (enum dwarf_line_number_x_ops): Likewise.
5751 (enum dwarf_call_frame_info): Likewise.
5752 (enum dwarf_source_language): Likewise.
5753 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
5754 (add_calling_convention_attribute): Likewise.
5755 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
5756 (combine_comparisons): Change compcode to int. Add cast to enum type.
5757 * genrecog.c (maybe_both_true_2): Change c to int.
5758 (write_switch): Likewise. Add cast to enum type.
5759 * gimplify.c (gimplify_omp_for): Handle return values from
5760 gimplify_expr using MIN rather than bitwise or.
5761 (gimplify_expr): Add cast to enum type.
5762 * ipa-prop.c (update_jump_functions_after_inlining): Change
5763 IPA_BOTTOM to IPA_JF_UNKNOWN.
5764 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
5765 Add casts to enum type.
5766 (setup_cover_and_important_classes): Change cl to int. Add casts
5768 (setup_class_translate): Change cl and mode to int.
5769 (ira_init_once): Change mode to int.
5770 (free_register_move_costs): Likewise.
5771 (setup_prohibited_mode_move_regs): Add casts to enum type.
5772 * langhooks.c (add_builtin_function_common): Rework assertion that
5773 value fits bitfield.
5774 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
5775 * omega.c (omega_do_elimination): Avoid math on enum types.
5776 * optabs.c (expand_vec_shift_expr): Remove casts to int.
5777 * opts.c (set_debug_level): Change 2 to enum constant. Use new
5778 int local to handle integral_argment value.
5779 * regmove.c (try_auto_increment): Change PUT_MODE to
5781 * reload.c (push_secondary_reload): Add casts to enum type.
5782 (secondary_reload_class, find_valid_class): Likewise.
5783 * reload1.c (emit_input_reload_insns): Likewise.
5784 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
5785 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
5786 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
5788 * tree.c (build_common_builtin_nodes): Add casts to enum type.
5789 * tree-complex.c (complex_lattice_t): Typedef to int rather than
5791 (expand_complex_libcall): Add casts to enum type.
5792 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
5793 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
5794 with ERROR_MARK, not NUM_TREE_CODES.
5795 (vect_create_epilog_for_reduction): Likewise.
5796 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
5797 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
5798 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
5800 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
5801 vect_unused_in_loop. Change 0 to loop_vect.
5802 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
5803 * var-tracking.c (get_init_value): Change return type to enum
5805 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
5806 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
5808 (arm_override_options): Add casts to enum type.
5809 (arm_emit_tls_decoration): Likewise.
5810 * config/i386/i386.c (ix86_function_specific_restore): Add casts
5812 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
5813 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
5814 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
5816 * config/s390/s390.c (code_for_builtin_64): Change to array of
5818 (code_for_builtin_31): Likewise.
5819 (s390_expand_builtin): Change code_for_builtin to enum insn_code
5821 * config/sparc/sparc.c (sparc_override_options): Change value
5822 field in struct code_model to enum cmodel. In initializer change
5823 0 to NULL and add cast to enum type.
5825 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
5826 Change all callers. Issue a -Wc++-compat warning using
5827 lhs_origtype if necessary.
5828 (convert_for_assignment): Issue -Wc++-compat warnings about
5829 invalid conversions to enum type on assignment.
5830 * c-common.h (build_modify_expr): Update declaration.
5832 2009-04-24 Nick Clifton <nickc@redhat.com>
5834 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
5835 (function_arg_advance): Likewise.
5836 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
5839 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5841 * config/s390/constraints.md ('I', 'J'): Fix condition.
5843 2009-04-24 Diego Novillo <dnovillo@google.com>
5845 * gengtype-parse.c (parse_error): Add newline after message.
5847 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
5849 * config/i386/sse.md (avxmodesuffixs): Removed.
5850 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
5851 (*avx_pinsr<ssevecsize>): This.
5853 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
5855 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
5856 follow chains of regs with a single definition, and allow expressions
5857 that are function_invariant_p.
5858 (simple_rhs_p): Allow expressions that are function_invariant_p.
5860 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
5863 * fold-const.c (fold_cond_expr_with_comparison): When folding
5864 > and >= to MAX, make sure the MAX uses the same type as the
5865 comparison's operands.
5867 2009-04-24 Nick Clifton <nickc@redhat.com>
5869 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
5870 addressing for DImode accesses.
5871 (frv_print_operand_address): Handle PLUS case.
5872 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
5874 2009-04-24 Jakub Jelinek <jakub@redhat.com>
5876 PR rtl-optimization/39794
5877 * alias.c (canon_true_dependence): Add x_addr argument.
5878 * rtl.h (canon_true_dependence): Adjust prototype.
5879 * cse.c (check_dependence): Adjust canon_true_dependence callers.
5880 * cselib.c (cselib_invalidate_mem): Likewise.
5881 * gcse.c (compute_transp): Likewise.
5882 * dse.c (scan_reads_nospill): Likewise.
5883 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
5884 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
5885 canon_base_addr of the group, plus optional offset.
5886 (struct group_info): Rename canon_base_mem to
5888 (get_group_info): Set canon_base_addr to canon_rtx of base, not
5889 canon_rtx of base_mem.
5891 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
5893 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
5894 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
5896 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5898 * config/spu/spu-builtins.h: Delete file.
5900 * config/spu/spu.h (enum spu_builtin_type): Move here from
5902 (struct spu_builtin_description): Likewise. Add GTY marker.
5903 Do not use enum spu_function_code or enum insn_code.
5904 (spu_builtins): Add extern declaration.
5906 * config/spu/spu.c: Do not include "spu-builtins.h".
5907 (enum spu_function_code, enum spu_builtin_type_index,
5908 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
5909 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
5910 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
5911 unsigned_V2DI_type_node): Move here from spu-builtins.h.
5912 (spu_builtin_types): Make static. Add GTY marker.
5913 (spu_builtins): Add extern declaration with GTY marker.
5916 * config/spu/spu-c.c: Do not include "spu-builtins.h".
5917 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
5918 Check programmatically whether all parameters are scalar.
5920 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
5922 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
5924 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
5925 assignment from the constructor either if the target is volatile.
5927 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
5929 * config/arm/arm.md (insv): Do not share operands[0].
5931 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
5933 * config/vxlib-tls.c (active_tls_threads): Delete.
5934 (delete_hook_installed): New.
5935 (tls_delete_hook): Don't delete the delete hook.
5936 (tls_destructor): Delete it here.
5937 (__gthread_set_specific): Adjust installing the delete hook.
5938 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
5939 __gthread_leave_tsd_dtor_context.
5941 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
5943 * c-format.c (gcc_tdiag_char_table): Add support for %E.
5945 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
5947 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
5949 (alpha_rtx_costs): Ditto.
5950 (emit_unlikely_jump): Use add_reg_note.
5951 (emit_frame_store_1): Ditto.
5952 (alpha_expand_prologue): Ditto.
5953 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
5954 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
5956 2009-04-23 Nick Clifton <nickc@redhat.com>
5958 * config/v850/v850.md (epilogue): Remove suppressed code.
5959 (return): Rename to return_simple and remove test of frame size.
5960 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
5961 to gen_return_simple.
5963 2009-04-22 Jing Yu <jingyu@google.com>
5966 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
5968 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5971 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
5972 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
5973 value is a VECTOR_CST, the element type is the element type of the
5976 2009-04-22 DJ Delorie <dj@redhat.com>
5978 * config/m32c/m32c.h: Update GTY annotations to new syntax.
5980 2009-04-22 Jakub Jelinek <jakub@redhat.com>
5982 * alias.c (find_base_term): Move around LO_SUM case, so that
5983 CONST falls through into PLUS/MINUS handling.
5986 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
5987 into 0, use omit_one_operand.
5989 2009-04-23 Ben Elliston <bje@au.ibm.com>
5991 * config/rs6000/linux-unwind.h (get_regs): Remove type
5992 puns. Change the type of `pc' to an array of unsigned ints and
5993 update all users. Constify frame24.
5995 2009-04-22 DJ Delorie <dj@redhat.com>
5997 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
5998 declarations before code.
5999 (current_function_special_page_vector): Likewise.
6000 (m32c_expand_insv): Silence a warning.
6002 2009-04-21 Taras Glek <tglek@mozilla.com>
6004 * alias.c: Update GTY annotations to new syntax.
6005 * basic-block.h: Likewise.
6006 * bitmap.h: Likewise.
6007 * c-common.h: Likewise.
6008 * c-decl.c: Likewise.
6009 * c-parser.c: Likewise.
6010 * c-pragma.c: Likewise.
6011 * c-tree.h: Likewise.
6012 * cfgloop.h: Likewise.
6013 * cgraph.h: Likewise.
6014 * config/alpha/alpha.c: Likewise.
6015 * config/arm/arm.h: Likewise.
6016 * config/avr/avr.h: Likewise.
6017 * config/bfin/bfin.c: Likewise.
6018 * config/cris/cris.c: Likewise.
6019 * config/darwin.c: Likewise.
6020 * config/frv/frv.c: Likewise.
6021 * config/i386/i386.c: Likewise.
6022 * config/i386/i386.h: Likewise.
6023 * config/i386/winnt.c: Likewise.
6024 * config/ia64/ia64.h: Likewise.
6025 * config/iq2000/iq2000.c: Likewise.
6026 * config/mips/mips.c: Likewise.
6027 * config/mmix/mmix.h: Likewise.
6028 * config/pa/pa.c: Likewise.
6029 * config/pa/pa.h: Likewise.
6030 * config/rs6000/rs6000.c: Likewise.
6031 * config/s390/s390.c: Likewise.
6032 * config/sparc/sparc.c: Likewise.
6033 * config/xtensa/xtensa.c: Likewise.
6034 * cselib.h: Likewise.
6035 * dbxout.c: Likewise.
6036 * dwarf2out.c: Likewise.
6037 * except.c: Likewise.
6038 * except.h: Likewise.
6039 * fixed-value.h: Likewise.
6040 * function.c: Likewise.
6041 * function.h: Likewise.
6042 * gimple.h: Likewise.
6043 * integrate.c: Likewise.
6044 * optabs.c: Likewise.
6045 * output.h: Likewise.
6048 * stringpool.c: Likewise.
6049 * tree-data-ref.c: Likewise.
6050 * tree-flow.h: Likewise.
6051 * tree-scalar-evolution.c: Likewise.
6052 * tree-ssa-address.c: Likewise.
6053 * tree-ssa-alias.h: Likewise.
6054 * tree-ssa-operands.h: Likewise.
6057 * varasm.c: Likewise.
6058 * varray.h: Likewise.
6060 * coretypes.h: Do not define GTY macro if it is already defined.
6061 * doc/gty.texi: Update GTY documentation to new syntax.
6062 * gengtype-lex.l: Enforce attribute-like syntax for GTY
6063 annotations on structs.
6064 * gengtype-parse.c: Likewise.
6066 2009-04-22 Mark Heffernan <meheff@google.com>
6068 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
6070 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
6072 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
6075 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
6077 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
6078 the same as a PLUS without a shift. Increase the cost of a
6081 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6083 * Makefile.in: Update dependencies.
6084 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
6085 * errors.h: Remove bogus comment about compatibility.
6086 (warning): Update declaration.
6087 * genautomata.c: Update all calls to warning.
6088 * gimple.c: Do not include errors.h. Include toplev.h.
6089 * tree-ssa-structalias.c: Do not include errors.h.
6090 * omega.c: Likewise.
6091 * tree-ssa-reassoc.c: Likewise.
6092 * config/spu/spu-c.c: Likewise.
6093 * config/spu/t-spu-elf: Update dependencies.
6095 2009-04-22 Richard Guenther <rguenther@suse.de>
6097 PR tree-optimization/39824
6098 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
6099 make sure the types are compatible.
6101 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6104 * c-common.c (c_parse_error): Take a token_flags parameter.
6105 Use token_type for the token type instead.
6106 Pass token_flags to cpp_type2name.
6107 * c-common.h (c_parse_error): Update declaration.
6108 * c-parser.c (c_parser_error): Pass 0 as token flags.
6110 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
6112 PR rtl-optimization/39580
6113 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
6115 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6117 * function.c (expand_function_end): Do not emit a jump to the "naked"
6118 return label for fall-through returns.
6119 * except.c (sjlj_emit_function_exit): Always place the call to the
6120 unregister function at the location installed by expand_function_end.
6122 2009-04-22 Richard Guenther <rguenther@suse.de>
6124 PR tree-optimization/39845
6125 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
6126 (gen_inbound_check): Likewise.
6128 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
6130 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
6132 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
6133 * config/vxlib.c (__gthread_once): Add race guard for PPC.
6135 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
6137 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
6138 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
6139 shift counts to avoid out-of-bounds array accesses.
6141 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
6143 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
6144 (Pmode): Move above.
6146 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
6148 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
6149 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
6150 GET_CODE macro. Use IN_RANGE macro where appropriate.
6151 * config/alpha/alpha.h: Ditto.
6152 * config/alpha/alpha.md: Ditto.
6153 * config/alpha/constraints.md: Ditto.
6154 * config/alpha/predicates.md: Ditto.
6156 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
6158 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
6159 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6160 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6161 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6162 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6163 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6164 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6165 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6166 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6167 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6168 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6169 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6170 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6171 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6172 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6173 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6174 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6175 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6176 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6177 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6178 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6179 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6180 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6181 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6182 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6183 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6184 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6186 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6188 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
6189 references from comments.
6190 * cfgbuild.c: (count_basic_blocks): Delete.
6191 (find_basic_blocks_1): Delete.
6192 (find_basic_blocks): Delete.
6193 * except.c (finish_eh_generation): Make static. Move comment from
6194 except.h here. Remove find_basic_blocks references from comments.
6195 * except.h (finish_eh_generation): Delete.
6196 * basic-block.h (find_basic_blocks): Delete.
6197 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
6199 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
6201 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
6202 (sdbout_parms): Likewise.
6204 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
6206 * config/sh/sh.c (prepare_cbranch_operands): Use
6207 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
6208 (expand_cbranchdi4): Likewise.
6209 (from_compare): Add cast to enum type.
6210 (expand_cbranchsi4): Use add_reg_note.
6211 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
6212 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
6213 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
6214 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
6215 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
6216 instead of CODE_FOR_nothing.
6217 (cbranchdi4): Likewise. Fix the order of arguments for
6219 (push_fpscr): Use add_reg_note.
6220 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
6221 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
6223 2009-04-21 Joseph Myers <joseph@codesourcery.com>
6225 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
6226 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
6227 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
6228 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
6229 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
6230 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
6231 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
6232 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
6233 config/alpha/x-vms, config/arc/t-arc,
6234 config/arm/README-interworking, config/arm/arm-c.c,
6235 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
6236 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
6237 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
6238 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
6239 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
6240 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
6241 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
6242 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
6243 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
6244 config/cris/t-elfmulti, config/crx/t-crx,
6245 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
6246 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
6247 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
6248 config/h8300/t-h8300, config/i386/athlon.md,
6249 config/i386/darwin-libgcc.10.4.ver,
6250 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
6251 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
6252 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
6253 config/i386/t-linux64, config/i386/t-nwld,
6254 config/i386/t-rtems-i386, config/i386/t-sol2-10,
6255 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
6256 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
6257 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
6258 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
6259 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
6260 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
6261 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
6262 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
6263 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
6264 config/m68k/t-uclinux, config/mcore/t-mcore,
6265 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
6266 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
6267 config/mips/crtn.asm, config/mips/irix-crti.asm,
6268 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
6269 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
6270 config/mips/mips-fixed.md, config/mips/sb1.md,
6271 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
6272 config/mips/t-iris6, config/mips/t-isa3264,
6273 config/mips/t-libgcc-mips16, config/mips/t-linux64,
6274 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
6275 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
6276 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
6277 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
6278 config/mn10300/t-linux, config/mn10300/t-mn10300,
6279 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
6280 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
6281 config/picochip/libgccExtras/clzsi2.asm,
6282 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
6283 config/rs6000/darwin-libgcc.10.4.ver,
6284 config/rs6000/darwin-libgcc.10.5.ver,
6285 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
6286 config/rs6000/t-aix43, config/rs6000/t-aix52,
6287 config/rs6000/t-darwin, config/rs6000/t-fprules,
6288 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
6289 config/rs6000/t-lynx, config/rs6000/t-netbsd,
6290 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
6291 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
6292 config/rs6000/t-rtems, config/rs6000/t-spe,
6293 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
6294 config/score/t-score-elf, config/sh/divcost-analysis,
6295 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
6296 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
6297 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
6298 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
6299 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
6300 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
6301 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
6302 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
6303 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
6304 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
6305 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
6306 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
6307 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
6308 limitx.h, version.c, xcoff.h: Add copyright and license notices.
6309 * config/h8300/genmova.sh: Include copyright and license notices
6310 in generated output.
6311 * config/h8300/mova.md: Regenerate.
6312 * doc/install.texi2html: Include word "Copyright" in copyright
6313 notice and use name "Free Software Foundation, Inc.".
6314 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
6315 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
6316 ChangeLog-2007, ChangeLog-2008: Correct dates.
6318 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
6320 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
6321 NE_EXPR operations as well.
6322 * c-parser.c (c_parser_condition): Do not set location information on
6324 (c_parser_conditional_expression): Likewise.
6325 (c_parser_binary_expression): Set location information on operators.
6326 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
6327 TRUTH_NOT_EXPR has been folded.
6328 * fold-const.c (fold_truth_not_expr): Copy location information from
6329 the incoming expression to the outgoing one.
6330 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
6331 recursive calls on the LHS of the operator but pass that of the
6332 operator to recursive calls on the RHS of the operator. Set it
6334 (shortcut_cond_expr): Set the locus of the operator on the second
6335 COND_EXPR and that of the expression on the first in degenerate cases.
6336 Pass the locus of the expression to calls to shortcut_cond_r.
6337 Set the locus of the 'then' block on the associated jump, if any.
6338 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
6339 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
6340 expression to call to gimplify_boolean_expr.
6342 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
6344 * config.gcc: Add additional configuration for
6345 i686-w64-mingw* and x86_64-w64-mingw* triplet.
6346 * config/i386/mingw-w64.h: New mingw-w64 specific header.
6347 (CPP_SPEC): Redefine for allowing -municode option.
6348 (STARTFILE_SPEC): Likewise.
6349 * config/i386/t-mingw-w64: New.
6350 * config/i386/mingw-w64.opt: New.
6351 (municode): Add new target option.
6352 * doc/invoke.texi (municode): Add documentation for new option.
6354 2009-04-21 Ian Lance Taylor <iant@google.com>
6356 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6357 Correct test for number of arguments.
6358 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
6360 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
6362 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
6363 argument of emit_library_call.
6365 2009-04-21 Richard Guenther <rguenther@suse.de>
6368 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
6369 inside VIEW_CONVERT_EXPRs.
6371 2009-04-21 Martin Jambor <mjambor@suse.cz>
6373 * tree-switch-conversion.c (build_constructors): Split a long line.
6374 (constructor_contains_same_values_p): New function.
6375 (build_one_array): Create assigns of constants if possible, do not
6376 call mark_sym_for_renaming, call update_stmt.
6377 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
6378 make_rename_temp. Do not call mark_symbols_for_renaming, call
6380 (gen_def_assigns): Do not call mark_symbols_for_renaming or
6381 find_new_referenced_vars, call update_stmt.
6382 (gen_inbound_check): Use create_tmp_var and create ssa names manually
6383 instead of calling make_rename_temp. Do not call
6384 find_new_referenced_vars or mark_symbols_for_renaming, call
6387 2009-04-21 Richard Guenther <rguenther@suse.de>
6389 PR tree-optimization/39827
6390 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
6391 (tree_ssa_phiprop): Pass the correct array size.
6393 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
6395 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
6397 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
6400 * c-typeck.c (lvalue_p): Move declaration ...
6401 * c-common.h (lvalue_p): ... to here.
6402 * c-common.c (candidate_equal_p): New.
6403 (add_tlist): Use it.
6404 (merge_tlist): Use it.
6405 (warn_for_collisions_1): Likewise.
6406 (warning_candidate_p): Accept more candidates.
6407 (verify_tree): A warning candidate can be an expression. Use
6410 2009-04-21 Ben Elliston <bje@au.ibm.com>
6413 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
6414 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
6415 options. Remove -mcall-solaris documentation.
6417 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6420 * doc/invoke.texi (-Wlong-long): Update description.
6421 * c-lex (interpret_integer): Only warn if there was no previous
6422 overflow and -Wlong-long is enabled.
6423 * c-decl.c (declspecs_add_type): Drop redundant flags.
6424 * c.opt (Wlong-long): Init to -1.
6425 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
6426 and front-end warn_long_long. Wlong-long only depends on other
6427 flags if it is uninitialized.
6428 * c-parser.c (disable_extension_diagnostics): warn_long_long is
6429 the same for CPP and FE.
6430 (restore_extension_diagnostics): Likewise.
6432 2009-04-20 Ian Lance Taylor <iant@google.com>
6434 Fix enum conversions which are invalid in C++:
6435 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
6436 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
6437 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
6438 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
6439 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
6440 (dbxout_parms): Likewise.
6441 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
6442 (df_clear_flags): Likewise.
6443 * df-problems.c (df_rd_bb_local_compute_process_def): Change
6444 top_flag parameter to int.
6445 (df_chain_create_bb_process_use): Likewise.
6446 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
6448 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
6449 (df_ref_create_structure, df_def_record_1): Likewise.
6450 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
6451 (df_notes_rescan): Change 0 to VOIDmode in function call.
6452 (df_get_call_refs, df_insn_refs_collect): Likewise.
6453 (df_bb_regs_collect): Likewise.
6454 (df_entry_block_defs_collect): Likewise.
6455 (df_exit_block_uses_collect): Likewise.
6456 * df.h: Update declarations.
6457 * double-int.c (double_int_divmod): Add cast to enum type.
6458 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
6459 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
6460 (based_loc_descr): Likewise.
6461 (loc_descriptor_from_tree_1): Change first_op and second_op to
6462 enum dwarf_location_atom. Add cast to enum type.
6463 * expmed.c (init_expmed): Change 0 to SET in function call.
6464 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
6465 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
6466 (do_store_flag): Likewise.
6467 * fixed-value.h (struct fixed_value): Change mode to enum
6469 * function.c (assign_parms): Change 0 to VOIDmode in function call.
6470 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
6472 (insert_insn_decl, insert_decl, insert_state): Likewise.
6473 (automata_list_finish): Likewise.
6474 * genrecog.c (process_define_predicate): Add cast to enum type.
6475 * gensupport.c (init_predicate_table): Add cast to enum type.
6476 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
6478 (gimple_build_call_1, gimple_build_label): Likewise.
6479 (gimple_build_goto, gimple_build_asm_1): Likewise.
6480 (gimple_build_switch_1, gimple_build_cdt): Likewise.
6481 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
6482 (enum fallback): Rename from enum fallback_t.
6483 (fallback_t): Typedef as int.
6484 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
6485 GSI_SAME_STMT in function call.
6486 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
6488 (setup_reg_class_relations): Likewise.
6489 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
6490 (setup_prohibited_class_mode_regs): Add cast to enum type.
6491 (setup_prohibited_mode_move_regs): Likewise.
6492 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
6493 (record_address_regs): Change i to enum reg_class.
6494 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
6495 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
6496 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
6497 (GET_MODE_2XWIDER_MODE): Likewise.
6498 (GET_CLASS_NARROWEST_MODE): Likewise.
6499 * omp-low.c (expand_omp_for): Add cast to enum type.
6500 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
6501 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
6502 * postreload.c (reload_cse_simplify_operands): Change rclass local
6504 * predict.c (combine_predictions_for_insn): Change best_predictor
6505 and predictor to enum br_predictor.
6506 (combine_predictions_for_bb): Likewise.
6507 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
6508 use SET_PREDICT_EXPR_OUTCOME.
6509 * real.c (real_arithmetic): Change icode to code in function call.
6510 * reginfo.c (init_move_cost): Add casts to enum type.
6511 (init_reg_sets_1, init_fake_stack_mems): Likewise.
6512 * regmove.c (regclass_compatible_p): Change class0 and class1 to
6514 * reload.c (find_valid_class): Add casts to enum type.
6515 (push_reload): Change 0 to NO_REGS in function call.
6516 (find_reloads): Change this_alternative to array of enum
6517 reg_class. Remove some now-unnecessary casts.
6518 (make_memloc): Change 0 to VOIDmode in function call.
6519 * reload1.c (reload): Change 0 to VOIDmode in function call.
6520 (eliminate_regs_1, elimination_effects): Likewise.
6521 (eliminate_regs_in_insn): Likewise.
6522 (emit_input_reload_insns): Add cast to enum type.
6523 (delete_output_reload): Change 0 to VOIDmode in function call.
6524 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
6525 to enum type in function call.
6526 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
6527 (SET_PREDICT_EXPR_OUTCOME): Define.
6528 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
6529 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
6530 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
6531 (dump_function): Likewise.
6532 * tree-dump.h: Update declarations.
6533 * tree-pass.h: Update declarations.
6534 * varasm.c (assemble_integer): Change mclass to enum mode_class.
6535 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
6537 (arm_rtx_costs_1): Correct parenthesization.
6538 (arm_rtx_costs): Add casts to enum type.
6539 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
6540 (vfp_emit_fstmd): Use add_rg_note.
6541 (emit_multi_reg_push, emit_sfm): Likewise.
6542 (thumb_set_frame_pointer): Likewise.
6543 (arm_expand_prologue): Likewise.
6544 (arm_regno_class): Change return type to enum reg_class.
6545 (thumb1_expand_prologue): Use add_reg_note.
6546 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
6547 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
6549 * config/arm/gentune.sh: Add cast to enum type.
6550 * config/arm/arm-tune.md: Rebuild.
6551 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
6552 (ix86_split_fp_branch, predict_jump): Likewise.
6553 (ix86_expand_multi_arg_builtin): Change sub_code from enum
6554 insn_code to enum rtx_code.
6555 (ix86_builtin_vectorized_function): Add cast to enum type.
6556 * config/i386/i386.md (truncdfsf2): Change slot to enum
6558 (truncxf<mode>2, isinf<mode>2): Likewise.
6559 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
6561 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
6562 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
6563 (insert_bundle_state): Change 1 to INSERT in function call.
6564 (ia64_add_bundle_selector_before): Likewise.
6565 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
6566 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
6567 (restore_stack_nonlocal): Likewise.
6568 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
6570 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
6572 (mips_rtx_costs): Likewise.
6573 (mips_override_options): Add casts to enum type.
6574 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
6576 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
6577 (store_reg, set_reg_plus_d): Likewise.
6578 (hppa_expand_prologue, hppa_profile_hook): Likewise.
6579 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
6581 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
6583 (emit_unlikely_jump): Use add_reg_note.
6584 (rs6000_emit_allocate_stack): Likewise.
6585 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
6586 (output_toc): Change 1 to INSERT in function call.
6587 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
6588 (rs6000_initialize_trampoline): Likewise.
6589 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
6591 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
6592 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
6593 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
6594 (save_gprs): Use add_reg_note.
6595 (s390_emit_prologue): Likewise.
6596 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
6597 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
6598 (sparc_fold_builtin): Add cast to enum type.
6599 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
6601 (spu_expand_prologue): Use add_reg_note.
6602 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
6604 2009-04-20 Ian Lance Taylor <iant@google.com>
6606 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
6607 (c_parser_postfix_expression_after_primary): Get VEC for list of
6608 arguments. Get original types of arguments. Call
6609 build_function_call_vec.
6610 (cached_expr_list_1, cached_expr_list_2): New static variables.
6611 (c_parser_expr_list): Change return type to VEC *. Add
6612 p_orig_types parameter. Change all callers.
6613 (c_parser_release_expr): New static function.
6614 (c_parser_vec_to_tree_list): New static function.
6615 * c-typeck.c (build_function_call): Rewrite to build a VEC and
6616 call build_function_call_vec.
6617 (build_function_call_vec): New function, based on old
6618 build_function_call.
6619 (convert_arguments): Remove nargs and argarray parameters. Change
6620 values to a VEC. Add origtypes parameter.
6621 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
6622 (convert_for_assignment): Add origtype parameter. Change all
6623 callers. If warn_cxx_compat, check for conversion to an enum
6624 type when calling a function.
6625 (store_init_value): Add origtype parameter. Change all callers.
6626 (digest_init): Likewise.
6627 (struct init_node): Add origtype field.
6628 (add_pending_init): Add origtype parameter. Change all callers.
6629 (output_init_element): Likewise.
6630 (output_pending_init_elements): Pass origtype from init_node to
6631 output_init_element.
6632 (process_init_element): Pass origtype from c_expr to
6633 output_init_element.
6634 (c_finish_return): Add origtype parameter. Change all callers.
6635 * c-common.c (sync_resolve_size): Change params to VEC *. Change
6637 (sync_resolve_params): Likewise.
6638 (sync_resolve_return): Change params to first_param. Change caller.
6639 (resolve_overloaded_builtins): Change params to VEC *. Change
6640 callers. Save first parameter around call to build_function_call_vec.
6641 * c-decl.c (finish_decl): Add origtype parameter. Change all
6642 callers. Call build_function_call_vec rather than
6643 build_function_call for cleanup.
6644 * c-tree.h: Update declarations.
6645 * c-common.h: Update declarations.
6646 * stub-objc.c (objc_rewrite_function_call): Change parameter from
6647 params to first_param.
6648 * target.h (struct gcc_target): Change resolve_overloaded_builtin
6649 params parameter from tree to void *.
6650 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6651 Change arglist parameter to have type void *, and to be a pointer
6653 * config/rs6000/rs6000-protos.h
6654 (altivec_resolve_overloaded_builtin): Update declaration.
6655 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
6656 fnargs parameter to have type void *, and to be a pointer to a
6657 VEC. Call build_function_call_vec instead of
6658 build_function_call.
6659 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
6661 2009-04-20 Joey Ye <joey.ye@intel.com>
6662 Xuepeng Guo <xuepeng.guo@intel.com>
6663 H.J. Lu <hongjiu.lu@intel.com>
6665 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
6667 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
6668 (IX86_LEA_PRIORITY): Likewise.
6669 (distance_non_agu_define): New function.
6670 (distance_agu_use): Likewise.
6671 (ix86_lea_for_add_ok): Likewise.
6672 (ix86_dep_by_shift_count): Likewise.
6674 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
6675 should split for LEA.
6677 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
6679 (ix86_dep_by_shift_count): Likewise.
6681 2009-04-20 Richard Guenther <rguenther@suse.de>
6683 * expr.c (handled_component_p): Move ...
6684 * tree.h (handled_component_p): ... here.
6685 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
6686 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
6687 and REALPART_EXPR to be in one group.
6689 2009-04-20 Richard Guenther <rguenther@suse.de>
6691 * basic-block.h (get_all_dominated_blocks): Declare.
6692 * dominance.c (get_all_dominated_blocks): New function.
6693 * tree-cfg.c (get_all_dominated_blocks): Remove.
6694 (remove_edge_and_dominated_blocks): Adjust.
6695 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
6696 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
6697 instead of recursing.
6699 2009-04-20 Doug Kwan <dougkwan@google.com>
6701 * cgraph.h (cgraph_node_ptr): New type for vector functions.
6702 (struct cgraph_node_set_def): New type.
6703 (cgraph_node_set) New type. Also declare vector functions.
6704 (struct cgraph_node_set_element_def): New type.
6705 (cgraph_node_set_element): Ditto.
6706 (cgraph_node_set_iterator): New iterator type.
6707 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
6708 cgraph_node_set_remove, dump_cgraph_node_set,
6709 debug_cgraph_node_set): New prototypes.
6710 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
6711 cgraph_node_set_size): New inlines.
6712 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
6714 (struct ipa_opt_pass): Add struct cgraph_node_set_def
6715 argument to function 'write_summary'.
6716 * ipa.c: Include ggc.h.
6717 (hash_cgraph_node_set_element,
6718 eq_cgraph_node_set_element, cgraph_node_set_new,
6719 cgraph_node_set_add, cgraph_node_set_remove,
6720 cgraph_node_set_find, dump_cgraph_node_set,
6721 debug_cgraph_node_set): New functions.
6722 * Makefile.in (ipa.o): Add dependency on GGC_H.
6724 2009-04-20 Ira Rosen <irar@il.ibm.com>
6726 PR tree-optimization/39675
6727 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
6728 check of the return code of vect_schedule_slp. Check that
6729 stmt_vec_info still exists for the statement, before checking its
6732 2009-04-20 Michael Matz <matz@suse.de>
6734 * Makefile.in (generated_files): Take out $(simple_generated_c).
6736 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
6738 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
6739 (UINTPTR_TYPE): Likewise.
6741 2009-04-19 Joseph Myers <joseph@codesourcery.com>
6744 * c-typeck.c (digest_init): Check for initializing an array with a
6747 2009-04-19 Joseph Myers <joseph@codesourcery.com>
6750 * c-semantics.c (pop_stmt_list): Propagate
6751 STATEMENT_LIST_HAS_LABEL to parent statement list.
6753 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
6755 * config/mips/mips.h (mips_tune_attr): New macro.
6756 * config/mips/mips.md (cpu): Use it.
6758 2009-04-19 Joseph Myers <joseph@codesourcery.com>
6761 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
6764 2009-04-19 Diego Novillo <dnovillo@google.com>
6766 * toplev.c (compile_file): Move call to coverage_finish ...
6767 * cgraphunit.c (ipa_passes): ... here.
6768 Call cgraph_process_new_functions.
6769 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
6770 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
6772 2009-04-19 Jan Hubicka <jh@suse.cz>
6774 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
6776 (dump_cgraph_node): Dump can throw external flag.
6777 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
6779 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6783 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
6784 * common.opt (Wlogical-op): Move from here...
6785 * c.opt (Wlogical-op): ... to here.
6786 * c-typeck.c (parser_build_binary_op): Update call to
6787 warn_logical_operator.
6788 * c-opts.c (c_common_post_options): Enable warn_logical_op with
6790 * c-common.c (warn_logical_op): Update.
6791 * c-common.h (warn_logical_op): Update declaration.
6793 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
6795 * tree.c (protected_set_expr_location): Fix formatting.
6797 2009-04-18 Joseph Myers <joseph@codesourcery.com>
6800 * c-typeck.c (readonly_warning): new.
6801 (build_unary_op, build_modify_expr): Use readonly_warning for
6802 storing into something readonly but not const-qualified.
6804 2009-04-18 Joseph Myers <joseph@codesourcery.com>
6807 * c-typeck.c (build_unary_op): Check for taking address of
6808 expression of type void.
6810 2009-04-18 Joseph Myers <joseph@codesourcery.com>
6813 * c-typeck.c (build_function_call): Check for calling a function
6814 with qualified void return types. Call require_complete_type when
6817 2009-04-18 Jan Hubicka <jh@suse.cz>
6819 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
6821 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
6822 can_throw_external flag.
6823 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
6824 * ipa-pure-const.c (ignore_edge): New function.
6825 (propagate): Compute order for NOTHROW computation; set NOTHROWs
6826 only over can_throw_external edges.
6827 (local_pure_const): Add nothrow flag.
6828 * ipa-utils.c (searchc): Add ignore_edge callback.
6829 (ipa_utils_reduced_inorder): Add ignore_edge callback.
6830 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
6831 (set_nothrow_function_flags): Update cgraph.
6832 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
6834 2009-04-18 Richard Guenther <rguenther@suse.de>
6837 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
6838 (fold_stmt): ... this and ...
6839 (fold_stmt_inplace): ... this.
6840 (fold_stmt_1): Fold references in calls and asms.
6841 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
6843 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
6845 * tree-vrp.c (ssa_name_nonzero_p): Remove.
6846 * tree.h: Remove the prototype for ssa_name_nonzero_p.
6848 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
6850 * tree.c (function_args_count): Remove.
6851 * tree.h: Remove the prototype for function_args_count.
6853 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
6855 * tree-iterator.c (expr_only): Remove.
6856 * tree.h: Remove the prototype for expr_only.
6858 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
6860 * reginfo.c (cannot_change_mode_set_regs): Remove.
6861 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
6863 2009-04-08 Anatoly Sokolov <aesok@post.ru>
6865 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
6866 whether operands 0 and 1 overlaps.
6868 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
6871 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
6872 pointer. Use warning_at instead of warning.
6873 (search_for_addr_array): Likewise.
6874 (check_array_bounds): Likewise.
6875 (check_all_array_refs): Check that the incoming edge is not in the
6876 list of edges to be removed.
6877 (check_all_array_refs): Avoid the temporal pointer.
6878 (vrp_visit_cond_stmt): Fix typo.
6879 (simplify_switch_using_ranges): Handle the case where the switch
6880 index is an integer constant.
6882 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
6884 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
6886 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
6888 * doc/extend.texi, doc/invoke.texi: Fix typos.
6890 2009-04-17 Cary Coutant <ccoutant@google.com>
6892 * tree-flow-inline.h (get_lineno): Fix inverted test.
6894 2009-04-17 Diego Novillo <dnovillo@google.com>
6896 * tree-ssa-pre.c (create_expression_by_pieces): Remove
6897 assertion for AVAIL_OUT.
6899 2009-04-17 Mike Frysinger <vapier@gentoo.org>
6902 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
6903 * config/sh/linux-atomic.asm: Likewise.
6905 2009-04-17 Diego Novillo <dnovillo@google.com>
6907 * except.c (debug_eh_tree): New.
6908 (struct eh_region, struct eh_status): Move ...
6909 * except.h: ... here.
6910 (add_type_for_runtime): Declare extern.
6911 (lookup_type_for_runtime): Likewise.
6912 (debug_eh_tree): Declare.
6913 * Makefile.in (GTFILES): List except.h before except.c
6915 2009-04-17 Diego Novillo <dnovillo@google.com>
6917 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
6918 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
6919 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
6920 (find_vars_r): ... here.
6921 * tree-flow.h (find_referenced_vars_in): Declare.
6922 * tree-ssa-pre.c (create_expression_by_pieces): Assert
6923 that AVAIL_OUT exists for BLOCK.
6924 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
6925 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
6926 (tree-parloops.o): Likewise.
6928 2009-04-17 Simon Baldwin <simonb@google.com>
6930 * toplev.c (default_tree_printer): Add handling for %E format.
6932 2009-04-17 Diego Novillo <dnovillo@google.com>
6934 * tree-pretty-print.c (dump_generic_node): Add break after
6935 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
6936 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
6937 FUNCTION_TYPE together. Call print_struct_decl when printing
6938 structures and TDF_SLIM is not given.
6939 (print_struct_decl): Fix logic for detecting recursion.
6941 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
6944 * gcc.c (create_at_file): New.
6945 (compile_input_file_p): New.
6946 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
6947 * main.c (main): Update call to toplev_main.
6948 * toplev.c (toplev_main): Change signature. Call expandargv.
6949 * toplev.h (toplev_main): Change signature.
6951 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
6953 * dwarf2out.c (field_byte_offset): Use the type size as the field size
6954 if the latter is not constant.
6956 2009-04-17 David Edelsohn <edelsohn@gnu.org>
6958 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
6960 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
6962 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
6963 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
6965 2009-04-17 Richard Guenther <rguenther@suse.de>
6967 * tree-ssa-structalias.c (get_constraint_for_component_ref):
6968 Handle component references view-converting an invariant address.
6970 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
6972 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
6973 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
6974 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
6975 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
6976 Use @deftypevr rather than @deftypevar.
6978 2009-04-17 Richard Guenther <rguenther@suse.de>
6980 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
6981 (get_prop_source_stmt): Likewise.
6982 (can_propagate_from): Likewise.
6984 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
6986 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
6987 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
6988 (--with-multilib-list): Add default value.
6989 * configure: Regenerate.
6990 * Makefile.in (TM_ENDIAN_CONFIG): Define.
6991 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
6992 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
6993 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
6994 Don't add default cpu to multilib list unnecessarily, but do enable
6995 the relevant compiler option..
6996 Add support for --with-multilib-list=<blank> and
6997 --with-multilib-list=!<somelib> to supress unwanted multilibs.
6998 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
6999 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
7000 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
7002 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
7003 (MULTILIB_OSDIRNAMES): New variable.
7004 * config/sh/t-1e: Delete file.
7005 * config/sh/t-mlib-sh1: Delete file.
7006 * config/sh/t-mlib-sh2: Delete file.
7007 * config/sh/t-mlib-sh2a: Delete file.
7008 * config/sh/t-mlib-sh2a-nofpu: Delete file.
7009 * config/sh/t-mlib-sh2a-single: Delete file.
7010 * config/sh/t-mlib-sh2a-single-only: Delete file.
7011 * config/sh/t-mlib-sh2e: Delete file.
7012 * config/sh/t-mlib-sh3e: Delete file.
7013 * config/sh/t-mlib-sh4: Delete file.
7014 * config/sh/t-mlib-sh4-nofpu: Delete file.
7015 * config/sh/t-mlib-sh4-single: Delete file.
7016 * config/sh/t-mlib-sh4-single-only: Delete file.
7017 * config/sh/t-mlib-sh4a: Delete file.
7018 * config/sh/t-mlib-sh4a-nofpu: Delete file.
7019 * config/sh/t-mlib-sh4a-single: Delete file.
7020 * config/sh/t-mlib-sh4a-single-only: Delete file.
7021 * config/sh/t-mlib-sh4al: Delete file.
7022 * config/sh/t-mlib-sh5-32media: Delete file.
7023 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
7024 * config/sh/t-mlib-sh5-64media: Delete file.
7025 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
7026 * config/sh/t-mlib-sh5-compact: Delete file.
7027 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
7028 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
7029 * doc/install.texi (Options specification): Add
7030 --with-multilib-list and --with-endian.
7032 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
7034 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
7036 (OBJS-common): Add plugin-version.o.
7037 (plugin-version.o): New.
7038 * gcc-plugin.h (plugin_gcc_version): New.
7039 (plugin_default_version_check): New.
7040 (plugin_init_func, plugin_init): Add version argument.
7041 * plugin-version.c: New.
7042 * plugin.c (str_plugin_gcc_version_name): New.
7043 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
7044 pass it to the init function.
7045 (plugin_default_version_check): New.
7047 2009-04-17 Richard Guenther <rguenther@suse.de>
7049 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
7050 for decl-vs-decl disambiguation.
7052 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
7054 * config/s390/s390.h (s390_tune_attr): New macro definition.
7055 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
7057 2009-04-17 Richard Guenther <rguenther@suse.de>
7059 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
7060 (fold_stmt_r): Likewise.
7061 (maybe_fold_reference): New function.
7062 (fold_gimple_assign): Handle cases fold_stmt_r did.
7063 (fold_stmt): Do not use fold_stmt_r.
7064 (fold_stmt_inplace): Likewise.
7066 2009-04-17 Richard Guenther <rguenther@suse.de>
7068 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
7069 (record_equivalences_from_stmt): Remove useless checks and
7071 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
7072 the type is already suitable.
7074 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
7076 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
7078 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
7080 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
7081 (CMPtype): Define as __gcc_CMPtype.
7083 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
7085 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
7086 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
7088 2009-04-17 Richard Guenther <rguenther@suse.de>
7090 PR tree-optimization/39746
7091 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
7092 special-casing for builtins and static variable use/def.
7093 (call_may_clobber_ref_p_1): Likewise.
7095 2009-04-16 Ian Lance Taylor <iant@google.com>
7097 * df.h: Include "timevar.h".
7098 (struct df_problem): Change tv_id field to timevar_id_t.
7099 * tree-pass.h: Include "timevar.h".
7100 (struct opt_pass): Change tv_id field to timevar_id_t.
7101 * timevar.h (timevar_id_t): Define TV_NONE.
7102 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
7103 TV_NONE rather than tv_id != 0.
7104 (execute_one_pass): Likewise.
7105 * Makefile.in (DF_H): Add $(TIMEVAR_H).
7106 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
7107 dependencies to $(TREE_PASS_H).
7108 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
7110 (pass_branch_target_load_optimize2): Likewise.
7111 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
7112 (pass_outof_cfg_layout_mode): Likewise.
7113 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
7114 (pass_rebuild_cgraph_edges): Likewise.
7115 (pass_remove_cgraph_callee_edges): Likewise.
7116 * df-core.c (pass_df_initialize_opt): Likewise.
7117 (pass_df_initialize_no_opt): Likewise.
7118 (pass_df_finish): Likewise.
7119 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
7120 * except.c (pass_set_nothrow_function_flags): Likewise.
7121 (pass_convert_to_eh_region_ranges): Likewise.
7122 * final.c (pass_compute_alignments): Likewise.
7123 * function.c (pass_instantiate_virtual_regs): Likewise.
7124 (pass_init_function): Likewise.
7125 (pass_leaf_regs): Likewise.
7126 (pass_match_asm_constraints): Likewise.
7127 * gimple-low.c (pass_lower_cf): Likewise.
7128 (pass_mark_used_blocks): Likewise.
7129 * init-regs.c (pass_initialize_regs): Likewise.
7130 * integrate.c (pass_initial_value_sets): Likewise.
7131 * ira.c (pass_ira): Likewise.
7132 * jump.c (pass_cleanup_barriers): Likewise.
7133 * omp-low.c (pass_expand_omp): Likewise.
7134 (pass_lower_omp): Likewise.
7135 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
7136 * recog.c (pass_split_all_insns): Likewise.
7137 (pass_split_after_reload): Likewise.
7138 (pass_split_before_regstack): Likewise.
7139 (pass_split_before_sched2): Likewise.
7140 (pass_split_for_shorten_branches): Likewise.
7141 * reginfo.c (pass_reginfo_init): Likewise.
7142 (pass_subregs_of_mode_init): Likewise.
7143 (pass_subregs_of_mode_finish): Likewise.
7144 * passes.c (pass_postreload): Likewise.
7145 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
7146 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
7147 (pass_warn_function_return): Likewise.
7148 (pass_warn_function_noreturn): Likewise.
7149 * tree-complex.c (pass_lower_complex): Likewise.
7150 (pass_lower_complex_O0): Likewise.
7151 * tree-if-conv.c (pass_if_conversion): Likewise.
7152 * tree-into-ssa.c (pass_build_ssa): Likewise.
7153 * tree-mudflap.c (pass_mudflap_1): Likewise.
7154 (pass_mudflap_2): Likewise.
7155 * tree-nomudflap.c (pass_mudflap_1): Likewise.
7156 (pass_mudflap_2): Likewise.
7157 * tree-nrv.c (pass_return_slot): Likewise.
7158 * tree-object-size.c (pass_object_sizes): Likewise.
7159 * tree-optimize.c (pass_all_optimizations): Likewise.
7160 (pass_early_local_passes): Likewise.
7161 (pass_all_early_optimizations): Likewise.
7162 (pass_cleanup_cfg): Likewise.
7163 (pass_cleanup_cfg_post_optimizing): Likewise.
7164 (pass_free_datastructures): Likewise.
7165 (pass_free_cfg_annotations): Likewise.
7166 (pass_fixup_cfg): Likewise.
7167 (pass_init_datastructures): Likewise.
7168 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
7169 (pass_late_warn_uninitialized): Likewise.
7170 (pass_update_address_taken): Likewise.
7171 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
7172 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
7173 (pass_cse_sincos): Likewise.
7174 (pass_convert_to_rsqrt): Likewise.
7175 * tree-ssa-structalias.c (pass_build_alias): Likewise.
7176 * tree-stdarg.c (pass_stdarg): Likewise.
7177 * tree-tailcall.c (pass_tail_recursion): Likewise.
7178 (pass_tail_calls): Likewise.
7179 * tree-vect-generic.c (pass_lower_vector): Likewise.
7180 (pass_lower_vector_ssa): Likewise.
7181 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
7183 2009-04-16 Joseph Myers <joseph@codesourcery.com>
7185 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
7187 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
7189 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
7190 logical and signext.
7192 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
7195 * config/sh/predicates.md (arith_operand): Check if the operand
7196 of TRUNCATE is a REG.
7198 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
7200 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
7201 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
7203 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
7205 * tree-iterator.c (tsi_split_statement_list_after,
7206 tsi_split_statement_list_before): Remove.
7207 * tree-iterator.h: Remove the prototypes for
7208 tsi_split_statement_list_after and tsi_split_statement_list_before.
7210 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
7212 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
7213 * tree-ssa-propagate.h: Remove the prototype for
7214 stmt_makes_single_load.
7216 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
7218 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
7219 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
7221 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
7223 * tree-iterator.c (EXPR_LAST_BODY): Remove.
7225 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
7227 * except.c (eh_region_outer_p): Remove.
7228 * except.h: Remove the prototype for eh_region_outer_p.
7230 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
7232 * function.c (current_function_assembler_name): Remove.
7233 * function.h: Remove the prototype for
7234 current_function_assembler_name.
7236 2009-04-16 Ian Lance Taylor <iant@google.com>
7238 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
7239 (add_reg_note): Call alloc_reg_note.
7240 * rtl.h (alloc_reg_note): Declare.
7241 * combine.c (try_combine): Use alloc_reg_note.
7242 (recog_for_combine, move_deaths): Likewise.
7243 (distribute_notes): Use alloc_reg_note and add_reg_note.
7244 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
7245 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
7246 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
7248 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
7250 PR rtl-optimization/39762
7251 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
7252 ira_may_move_out_cost): Add comments about way of their usage.
7253 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
7255 * ira-conflicts.c (process_regs_for_copy): Use function
7256 ira_get_register_move_cost instead of global
7257 ira_register_move_cost.
7259 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
7260 color_pass, move_spill_restore, update_curr_costs): Ditto.
7262 * ira-lives.c (process_single_reg_class_operands): Ditto.
7264 * ira-emit.c (emit_move_list): Ditto.
7266 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
7267 (record_reg_classes): Ditto. Use functions
7268 ira_get_register_move_cost and ira_get_may_move_cost instead of
7269 global vars ira_register_move_cost, ira_may_move_out_cost and
7270 ira_may_move_in_cost.
7271 (record_address_regs): Don't call ira_init_register_move_cost.
7272 Use function ira_get_may_move_cost instead of global
7273 ira_may_move_in_cost.
7274 (process_bb_node_for_hard_reg_moves): Use function
7275 ira_get_register_move_cost instead of global ira_register_move_cost.
7276 (ira_costs): Don't call ira_init_register_move_cost.
7278 2009-04-16 Richard Guenther <rguenther@suse.de>
7280 * tree-cfg.c (verify_gimple_assign_binary):
7281 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
7282 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
7283 (create_general_new_stmt): Note that this function is broken.
7285 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
7287 * common.opt (fhelp): Add Var(help_flag).
7288 * gcc-plugin.h (plugin_info): Add help.
7289 * plugin.c (plugin_name_args): Add help.
7290 (register_plugin_info): Set plugin->help.
7291 (print_help_one_plugin): New.
7292 (print_plugins_help): New.
7293 * plugin.h (print_plugins_help): New.
7294 * toplev.c (toplev_main): Call print_plugins_help if needed.
7296 2009-04-16 Richard Guenther <rguenther@suse.de>
7298 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
7299 (gimple_ior_addresses_taken_1): New function.
7300 (gimple_ior_addresses_taken): Likewise.
7301 * gimple.h (struct gimple_statement_with_ops_base): Remove
7302 addresses_taken member.
7303 (gimple_ior_addresses_taken): Declare.
7304 (gimple_addresses_taken, gimple_addresses_taken_ptr,
7305 gimple_set_addresses_taken): Remove.
7306 * ipa-reference.c (mark_address): New function.
7307 (scan_stmt_for_static_refs): Use it for marking addresses taken.
7308 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
7309 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
7310 (gimple_add_to_addresses_taken): Remove.
7311 (get_tmr_operands): Call mark_address_taken.
7312 (get_asm_expr_operands): Likewise.
7313 (get_expr_operands): Likewise.
7314 (build_ssa_operands): Do not clear the addresses_taken bitmap.
7315 (free_stmt_operands): Do not free it.
7316 * tree-ssa.c (delete_tree_ssa): Likewise.
7317 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
7319 2009-04-16 Richard Guenther <rguenther@suse.de>
7321 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
7322 (walk_stmt_load_store_ops): Likewise.
7323 * gimple.c (get_base_loadstore): New function.
7324 (walk_stmt_load_store_addr_ops): Likewise.
7325 (walk_stmt_load_store_ops): Likewise.
7326 * ipa-pure-const.c (check_op): Simplify.
7327 (check_load, check_store): New functions.
7328 (check_stmt): Use walk_stmt_load_store_ops.
7329 * ipa-reference.c (mark_load): Adjust signature.
7330 (mark_store): Likewise.
7331 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
7333 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
7335 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
7337 * opts.c (common_handle_option): Don't call print_version.
7338 * plugin.c (plugin_name_args): Add version.
7339 (register_plugin_info): New.
7340 (register_callback): Handle PLUGIN_INFO.
7341 (try_init_one_plugin): New.
7342 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
7344 (finalize_one_plugin): New.
7345 (finalize_plugins): New.
7346 (print_one_plugin): New.
7347 (print_plugins_versions): New.
7348 * plugin.h (print_plugins_versions): New.
7349 (finalize_plugins): New.
7350 * toplev.c (compile_file): Don't call initialize_plugins.
7351 (print_version): Call print_plugins_versions.
7352 (toplev_main): Call initialize_plugins. Print version if needed.
7353 Call finalize_plugins.
7355 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
7357 * common.opt (fversion): New.
7358 * gcc.c (print_version): New.
7359 (process_command): Don't print the version. Just set print_version.
7360 (main): Print version. Call subprocesses if print_version and
7361 verbose_flag are set.
7362 * opts.c (common_handle_option): Handle OPT_fversion.
7364 2009-04-16 Richard Guenther <rguenther@suse.de>
7365 Ira Rosen <irar@il.ibm.com>
7367 PR tree-optimization/39698
7368 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
7369 type of the reduction variable. Only generate the def if
7372 * omp-low.c (expand_omp_for_generic): When converting to a pointer
7373 make sure to first convert to an integer of the same precision.
7374 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
7375 the type of the evolution correctly in computing the new
7376 induction variable base.
7378 2009-04-16 Richard Guenther <rguenther@suse.de>
7381 * tree-cfg.c (make_blocks): Split statements with to-be
7382 abnormal SSA names on the lhs.
7384 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
7386 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
7387 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
7388 * c-typeck.c (really_start_incremental_init): Likewise.
7389 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
7390 (TARGET_INITIALIZER): Remove it.
7391 * target.h (struct target): Remove vector_opaque_p.
7392 * tree.c (build_opaque_vector_type): New.
7393 * tree.h (TYPE_VECTOR_OPAQUE): New.
7394 (build_opaque_vector_type): Declare.
7395 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
7396 * config/rs6000/rs6000.c (build_opaque_vector_type,
7397 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
7398 (rs6000_init_builtins): Use build_opaque_vector_type for
7399 opaque_V4SI_type_node.
7401 2009-04-15 Catherine Moore <clm@codesourcery.com>
7403 * debug.h (set_name): Declare.
7404 * dwarf2out.c (dwarf2out_set_name): Declare.
7405 (dwarf2_debug_hooks): Add set_name.
7406 (find_AT_string): New.
7407 (add_AT_string): Call find_AT_string.
7408 (dwarf2out_set_name): New.
7409 * cp/decl.c (grokdeclarator): Call set_name.
7410 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
7411 * debug.c (do_nothing_debug_hooks): Likewise.
7412 * dbxout.c (dbx_debug_hooks): Likewise.
7413 * sdbout.c (sdb_debug_hooks): Likewise.
7415 2009-04-15 Michael Eager <eager@eagercon.com>
7417 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
7418 reg for single-precision FPU.
7419 * config/rs6000/rs6000.md (movsi_internal1): Only for
7421 (movsi_internal1_single): New. Add pattern to move SI values to/from
7422 single-precision FP regs.
7424 2009-04-15 Richard Guenther <rguenther@suse.de>
7426 * omp-low.c (lower_rec_input_clauses): Build correct address
7428 (expand_omp_for_generic): Fix multiplication type.
7429 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
7430 (generate_memset_zero): Fix types.
7431 * tree-profile.c (prepare_instrumented_value): Correctly
7434 2009-04-15 Ian Lance Taylor <iant@google.com>
7436 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
7437 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
7438 for -Wall and for -Wc++-compat.
7439 (c_common_post_options): For C++, set warn_enum_compare if not
7441 * c-tree.h (struct c_expr): Add field original_type.
7442 (build_external_ref): Update declaration.
7443 * c-parser.c (c_parser_braced_init): Set original_type.
7444 (c_parser_initelt): Likewise.
7445 (c_parser_expr_no_commas): Likewise.
7446 (c_parser_conditional_expression): Likewise.
7447 (c_parser_cast_expression): Likewise.
7448 (c_parser_unary_expression): Likewise. Pull setting of
7449 original_code to top of function.
7450 (c_parser_sizeof_expression): Set original_type.
7451 (c_parser_alignof_expression): Likewise.
7452 (c_parser_postfix_expression): Likewise. Pull setting of
7453 original_code to top of function.
7454 (c_parser_postfix_expression_after_paren_type): Set original_type.
7455 (c_parser_postfix_expression_after_primary): Likewise.
7456 (c_parser_expression): Likewise.
7457 * c-typeck.c (build_external_ref): Add type parameter. Change all
7459 (c_expr_sizeof_expr): Set original_type field.
7460 (parser_build_unary_op): Likewise.
7461 (parser_build_binary_op): Likewise. Optionally warn about
7462 comparisons of enums of different types.
7463 (digest_init): Set original_type field.
7464 (really_start_incremental_init): Likewise.
7465 (push_init_level, pop_init_level): Likewise.
7466 * doc/invoke.texi (Warning Options): -Wenum-compare now
7469 2009-04-15 Richard Guenther <rguenther@suse.de>
7471 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
7472 out a necessary conversion.
7473 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
7474 names we didn't value number.
7475 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
7477 2009-04-15 Richard Guenther <rguenther@suse.de>
7479 PR tree-optimization/39764
7480 * tree-ssa-ccp.c (get_value): Canonicalize value with
7481 canonicalize_float_value.
7483 2009-04-15 Jan Hubicka <jh@suse.cz>
7485 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
7486 Wrong version of patch.
7488 2009-04-15 Jan Hubicka <jh@suse.cz>
7490 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
7492 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
7494 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
7495 our distinct integral and vector types.
7497 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
7499 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
7500 * init.c (build_vtbl_address): Remove call to assemble_external.
7502 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
7504 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
7505 output for other floating point modes.
7507 2009-04-14 Diego Novillo <dnovillo@google.com>
7509 * diagnostic.c (diagnostic_report_diagnostic): Do not
7510 warn about loaded plugins for DK_ERROR and DK_WARNING.
7511 * c-decl.c (declspecs_add_type): Move call to
7512 invoke_plugin_callbacks ...
7513 * c-parser.c (c_parser_declspecs): ... here.
7514 * plugin.c (dump_active_plugins): Tidy output.
7516 2009-04-14 Diego Novillo <dnovillo@google.com>
7517 Le-Chun Wu <lcwu@google.com>
7519 * configure.ac: Add --enable-plugin support.
7520 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
7521 * Makefile.in (PLUGIN_H): Define.
7522 Export ENABLE_PLUGIN and GMPINC to site.exp.
7523 Add PLUGINLIBS to link command.
7524 Add/modify dependencies for plugin.o and files including plugin.h.
7526 * config.in: Regenerate.
7528 * opts.c (common_handle_option): Handle OPT_fplugin_ and
7531 2009-04-14 Le-Chun Wu <lcwu@google.com>
7533 * tree-pass.h (register_one_dump_file): Add a prototype for
7534 register_one_dump_file.
7535 * toplev.c (compile_file): Call initialize_plugins.
7536 (do_compile): Call invoke_plugin_callbacks.
7537 (toplev_main): Call invoke_plugin_callbacks.
7538 * common.opt: Add -fplugin= and -fplugin-arg-.
7539 * gcc-plugin.h: New public header file for plugins to include.
7540 * plugin.c: New source file.
7541 * plugin.h: New internal header file.
7542 * passes.c (register_one_dump_file): Make it external.
7544 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
7546 2009-04-14 Diego Novillo <dnovillo@google.com>
7548 * doc/plugins.texi: New.
7549 * doc/gccint.texi: Add reference to Plugins chapter.
7550 * doc/invoke.texi: Document -fplugin and -fplugin-arg
7551 * diagnostic.c (diagnostic_report_diagnostic): Warn about
7552 loaded plugins, if any.
7553 * timevar.def (TV_PLUGIN_INIT): Define.
7554 (TV_PLUGIN_RUN): Define.
7555 * plugin.c: Include timevar.h
7556 (plugins_active_p): New.
7557 (dump_active_plugins): New.
7558 (debug_active_plugins): New.
7560 2009-04-14 Joseph Myers <joseph@codesourcery.com>
7562 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
7564 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
7566 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
7568 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
7569 the same as a minus without a shift.
7571 2009-04-14 Nick Clifton <nickc@redhat.com>
7573 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
7574 comparisons with small integers will always produce a short
7577 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
7580 2008-12-19 Diego Novillo <dnovillo@google.com>
7582 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
7584 2009-04-14 Richard Guenther <rguenther@suse.de>
7586 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
7588 (verify_gimple_assign_binary): Likewise. Handle shifts and
7590 (verify_gimple_phi): Print the mismatched argument position.
7591 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
7593 (vect_update_init_of_dr): Likewise.
7594 * matrix-reorg.c (transform_access_sites): Do what the
7596 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
7598 2009-04-13 Michael Eager <eager@eagercon.com>
7600 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
7601 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
7602 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
7603 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
7604 remove duplicate config
7606 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7608 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
7609 file_name:line_number type locator of the call site.
7611 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
7613 * genautomata.c: Put blank after comma.
7614 (automaton_decls): New.
7615 (struct unit_usage): Add comments to member next.
7616 (store_alt_unit_usage): Keep the list ordered.
7617 (unit_present_on_list_p, equal_alternatives_p): New.
7618 (check_regexp_units_distribution): Check units distribution
7619 correctness correctly.
7620 (main): Don't write automata if error is found. Return correct
7623 * config/m68k/cf.md (cfv4_ds): Remove.
7624 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
7625 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
7627 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
7628 power4-load-ext, power4-store, power4-store-update,
7629 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
7630 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
7631 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
7632 power4-sqrt, power4-isync): Modify reservation to make correct
7633 unit distribution to automata.
7635 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
7636 power5-store-update, power5-two, power5-three, power5-lmul,
7637 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
7639 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
7641 * except.c (pass_set_nothrow_function_flags): Set name and add
7643 (set_nothrow_function_flags): Mention in the dump file when
7644 changing a function to nothrow.
7646 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
7649 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
7650 instead of unsigned long.
7652 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7654 * config/arm/arm.c (return_used_this_function): Remove.
7655 (arm_output_function_prologue): Remove use of
7656 return_used_this_function.
7657 (output_return_instruction): Replace use of
7658 return_used_this_function
7659 by cfun->machine->return_used_this_function.
7660 (arm_output_epilogue): Likewise.
7661 (arm_output_function_epilogue): Likewise.
7662 (thumb_unexpanded_epilogue): Likewise.
7663 * config/arm/arm.h (struct machine_function):
7664 New member return_used_this_function.
7666 2009-04-12 Mark Mitchell <mark@codesourcery.com>
7668 * doc/install.texi: Correct description of default directory for
7669 --with-gxx-include-dir.
7671 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
7673 * fold-const.c (build_range_check): Properly deal with enumeral and
7676 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
7678 * doc/invoke.texi (max_gcse_passes): Remove documentation.
7679 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
7680 * params.h (MAX_GCSE_PASSES): Remove.
7681 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
7682 in sequence. Remove ability to run multiple passes.
7683 (bypass_jumps): Report run as third CPROP pass.
7685 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
7688 * except.c (can_throw_external): Look at each insn in a SEQUENCE
7689 when deciding whether the whole SEQUENCE can throw.
7691 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
7694 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
7695 offseted label references.
7697 2009-04-11 Jan Hubicka <jh@suse.cz>
7699 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
7701 2009-04-11 Richard Guenther <rguenther@suse.de>
7704 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
7705 return variables as TREE_ADDRESSABLE.
7707 2009-04-11 Richard Guenther <rguenther@suse.de>
7709 PR tree-optimization/39713
7710 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
7711 reference trees have SSA_NAME operands.
7713 2009-04-11 Richard Guenther <rguenther@suse.de>
7716 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
7717 address expressions.
7719 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
7721 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
7722 match changes in Cygwin 1.7
7723 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
7724 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
7726 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
7728 PR tree-optimization/39701
7729 * doc/invoke.texi (Optimization Options): Document change in
7730 meaning and initialization of -fdelete-null-pointer-checks.
7732 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
7735 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
7737 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
7740 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
7742 2009-04-10 Chao-ying Fu <fu@mips.com>
7744 * doc/tm.texi (Instruction Output): Document
7745 TARGET_ASM_FINAL_POSTSCAN_INSN.
7746 * target.h (final_postscan_insn): New field in asm_out.
7747 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
7748 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
7749 * final.c (final_scan_insn): Call
7750 targetm.asm_out.final_postscan_insn after outputting
7751 an asm macro and a normal instruction.
7753 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
7754 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
7755 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
7756 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
7757 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
7759 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
7762 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
7763 variables as non-NULL even with -fdelete-null-pointer-checks.
7765 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
7767 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
7769 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
7772 * config/i386/i386.c (classify_argument): Handle SCmode with
7773 (bit_offset % 64) != 0.
7775 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
7777 * doc/invoke.texi (Optimize Options): Add cross-reference to
7778 -Q --help=optimizers examples.
7780 2009-04-10 Ben Elliston <bje@au.ibm.com>
7783 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
7784 regalign for the reg == fpr and TDmode case.
7786 2009-04-09 David Ayers <ayers@fsfe.org>
7789 * objc/objc-act.c (warn_with_method): Remove helper function.
7790 (check_duplicates): Call warning and inform directly.
7791 (really_start_method): Likewise.
7793 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
7795 * expmed.c (expand_divmod): Always use a comparison for a division
7796 by a large unsigned integer.
7798 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
7799 for things others than variables or functions as nonzero.
7801 2009-04-09 Nick Clifton <nickc@redhat.com>
7803 * unwind-compat.c: Change copyright header to refer to version
7804 3 of the GNU General Public License with version 3.1 of the
7805 GCC Runtime Library Exception and to point readers at the
7806 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
7807 * config/alpha/crtfastmath.c: Likewise.
7808 * config/alpha/linux-unwind.h: Likewise.
7809 * config/alpha/qrnnd.asm: Likewise.
7810 * config/alpha/vms-crt0-64.c: Likewise.
7811 * config/alpha/vms-crt0.c: Likewise.
7812 * config/alpha/vms-dwarf2.asm: Likewise.
7813 * config/alpha/vms-dwarf2eh.asm: Likewise.
7814 * config/alpha/vms-psxcrt0-64.c: Likewise.
7815 * config/alpha/vms-psxcrt0.c: Likewise.
7816 * config/alpha/vms_tramp.asm: Likewise.
7817 * config/arc/initfini.c: Likewise.
7818 * config/arc/lib1funcs.asm: Likewise.
7819 * config/arm/bpabi-v6m.S: Likewise.
7820 * config/arm/bpabi.S: Likewise.
7821 * config/arm/bpabi.c: Likewise.
7822 * config/arm/crti.asm: Likewise.
7823 * config/arm/crtn.asm: Likewise.
7824 * config/arm/ieee754-df.S: Likewise.
7825 * config/arm/ieee754-sf.S: Likewise.
7826 * config/arm/lib1funcs.asm: Likewise.
7827 * config/arm/libunwind.S: Likewise.
7828 * config/arm/linux-atomic.c: Likewise.
7829 * config/arm/mmintrin.h: Likewise.
7830 * config/arm/pr-support.c: Likewise.
7831 * config/arm/unaligned-funcs.c: Likewise.
7832 * config/arm/unwind-arm.c: Likewise.
7833 * config/arm/unwind-arm.h: Likewise.
7834 * config/avr/libgcc.S: Likewise.
7835 * config/bfin/crti.s: Likewise.
7836 * config/bfin/crtlibid.s: Likewise.
7837 * config/bfin/crtn.s: Likewise.
7838 * config/bfin/lib1funcs.asm: Likewise.
7839 * config/bfin/linux-unwind.h: Likewise.
7840 * config/cris/arit.c: Likewise.
7841 * config/cris/cris_abi_symbol.c: Likewise.
7842 * config/darwin-64.c: Likewise.
7843 * config/darwin-crt2.c: Likewise.
7844 * config/darwin-crt3.c: Likewise.
7845 * config/darwin.h: Likewise.
7846 * config/dbxelf.h: Likewise.
7847 * config/dfp-bit.c: Likewise.
7848 * config/dfp-bit.h: Likewise.
7849 * config/elfos.h: Likewise.
7850 * config/fixed-bit.c: Likewise.
7851 * config/fixed-bit.h: Likewise.
7852 * config/fp-bit.c: Likewise.
7853 * config/fp-bit.h: Likewise.
7854 * config/fr30/crti.asm: Likewise.
7855 * config/fr30/crtn.asm: Likewise.
7856 * config/fr30/lib1funcs.asm: Likewise.
7857 * config/freebsd-spec.h: Likewise.
7858 * config/frv/cmovd.c: Likewise.
7859 * config/frv/cmovh.c: Likewise.
7860 * config/frv/cmovw.c: Likewise.
7861 * config/frv/frvbegin.c: Likewise.
7862 * config/frv/frvend.c: Likewise.
7863 * config/frv/lib1funcs.asm: Likewise.
7864 * config/glibc-stdint.h: Likewise.
7865 * config/h8300/clzhi2.c: Likewise.
7866 * config/h8300/crti.asm: Likewise.
7867 * config/h8300/crtn.asm: Likewise.
7868 * config/h8300/ctzhi2.c: Likewise.
7869 * config/h8300/fixunssfsi.c: Likewise.
7870 * config/h8300/lib1funcs.asm: Likewise.
7871 * config/h8300/parityhi2.c: Likewise.
7872 * config/h8300/popcounthi2.c: Likewise.
7873 * config/i386/ammintrin.h: Likewise.
7874 * config/i386/att.h: Likewise.
7875 * config/i386/avxintrin.h: Likewise.
7876 * config/i386/biarch64.h: Likewise.
7877 * config/i386/bmmintrin.h: Likewise.
7878 * config/i386/cpuid.h: Likewise.
7879 * config/i386/cross-stdarg.h: Likewise.
7880 * config/i386/crtfastmath.c: Likewise.
7881 * config/i386/crtprec.c: Likewise.
7882 * config/i386/cygming-crtbegin.c: Likewise.
7883 * config/i386/cygming-crtend.c: Likewise.
7884 * config/i386/cygwin.asm: Likewise.
7885 * config/i386/emmintrin.h: Likewise.
7886 * config/i386/gmm_malloc.h: Likewise.
7887 * config/i386/gthr-win32.c: Likewise.
7888 * config/i386/i386.h: Likewise.
7889 * config/i386/immintrin.h: Likewise.
7890 * config/i386/linux-unwind.h: Likewise.
7891 * config/i386/linux64.h: Likewise.
7892 * config/i386/mm3dnow.h: Likewise.
7893 * config/i386/mmintrin-common.h: Likewise.
7894 * config/i386/mmintrin.h: Likewise.
7895 * config/i386/nmmintrin.h: Likewise.
7896 * config/i386/pmm_malloc.h: Likewise.
7897 * config/i386/pmmintrin.h: Likewise.
7898 * config/i386/smmintrin.h: Likewise.
7899 * config/i386/sol2-c1.asm: Likewise.
7900 * config/i386/sol2-ci.asm: Likewise.
7901 * config/i386/sol2-cn.asm: Likewise.
7902 * config/i386/sol2-gc1.asm: Likewise.
7903 * config/i386/tmmintrin.h: Likewise.
7904 * config/i386/unix.h: Likewise.
7905 * config/i386/w32-unwind.h: Likewise.
7906 * config/i386/wmmintrin.h: Likewise.
7907 * config/i386/x86-64.h: Likewise.
7908 * config/i386/x86intrin.h: Likewise.
7909 * config/i386/xmmintrin.h: Likewise.
7910 * config/ia64/crtbegin.asm: Likewise.
7911 * config/ia64/crtend.asm: Likewise.
7912 * config/ia64/crtfastmath.c: Likewise.
7913 * config/ia64/crti.asm: Likewise.
7914 * config/ia64/crtn.asm: Likewise.
7915 * config/ia64/fde-glibc.c: Likewise.
7916 * config/ia64/lib1funcs.asm: Likewise.
7917 * config/ia64/linux-unwind.h: Likewise.
7918 * config/ia64/quadlib.c: Likewise.
7919 * config/ia64/unwind-ia64.c: Likewise.
7920 * config/linux.h: Likewise.
7921 * config/m32c/m32c-lib1.S: Likewise.
7922 * config/m32c/m32c-lib2-trapv.c: Likewise.
7923 * config/m32c/m32c-lib2.c: Likewise.
7924 * config/m32r/initfini.c: Likewise.
7925 * config/m68hc11/larith.asm: Likewise.
7926 * config/m68hc11/m68hc11-crt0.S: Likewise.
7927 * config/m68k/cf.md: Likewise.
7928 * config/m68k/crti.s: Likewise.
7929 * config/m68k/crtn.s: Likewise.
7930 * config/m68k/lb1sf68.asm: Likewise.
7931 * config/m68k/linux-unwind.h: Likewise.
7932 * config/mcore/crti.asm: Likewise.
7933 * config/mcore/crtn.asm: Likewise.
7934 * config/mcore/lib1.asm: Likewise.
7935 * config/mips/linux-unwind.h: Likewise.
7936 * config/mips/loongson.h: Likewise.
7937 * config/mips/mips16.S: Likewise.
7938 * config/mmix/crti.asm: Likewise.
7939 * config/mmix/crtn.asm: Likewise.
7940 * config/pa/fptr.c: Likewise.
7941 * config/pa/hpux-unwind.h: Likewise.
7942 * config/pa/lib2funcs.asm: Likewise.
7943 * config/pa/linux-atomic.c: Likewise.
7944 * config/pa/linux-unwind.h: Likewise.
7945 * config/pa/milli64.S: Likewise.
7946 * config/pa/quadlib.c: Likewise.
7947 * config/pa/stublib.c: Likewise.
7948 * config/picochip/libgccExtras/adddi3.asm: Likewise.
7949 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
7950 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
7951 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
7952 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
7953 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
7954 * config/picochip/libgccExtras/divmod15.asm: Likewise.
7955 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
7956 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
7957 * config/picochip/libgccExtras/longjmp.asm: Likewise.
7958 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
7959 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
7960 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
7961 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
7962 * config/picochip/libgccExtras/setjmp.asm: Likewise.
7963 * config/picochip/libgccExtras/subdi3.asm: Likewise.
7964 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
7965 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
7966 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
7967 * config/rs6000/750cl.h: Likewise.
7968 * config/rs6000/altivec.h: Likewise.
7969 * config/rs6000/biarch64.h: Likewise.
7970 * config/rs6000/crtresfpr.asm: Likewise.
7971 * config/rs6000/crtresgpr.asm: Likewise.
7972 * config/rs6000/crtresxfpr.asm: Likewise.
7973 * config/rs6000/crtresxgpr.asm: Likewise.
7974 * config/rs6000/crtsavfpr.asm: Likewise.
7975 * config/rs6000/crtsavgpr.asm: Likewise.
7976 * config/rs6000/darwin-asm.h: Likewise.
7977 * config/rs6000/darwin-fallback.c: Likewise.
7978 * config/rs6000/darwin-fpsave.asm: Likewise.
7979 * config/rs6000/darwin-ldouble.c: Likewise.
7980 * config/rs6000/darwin-tramp.asm: Likewise.
7981 * config/rs6000/darwin-unwind.h: Likewise.
7982 * config/rs6000/darwin-vecsave.asm: Likewise.
7983 * config/rs6000/darwin-world.asm: Likewise.
7984 * config/rs6000/e500crtres32gpr.asm: Likewise.
7985 * config/rs6000/e500crtres64gpr.asm: Likewise.
7986 * config/rs6000/e500crtres64gprctr.asm: Likewise.
7987 * config/rs6000/e500crtrest32gpr.asm: Likewise.
7988 * config/rs6000/e500crtrest64gpr.asm: Likewise.
7989 * config/rs6000/e500crtresx32gpr.asm: Likewise.
7990 * config/rs6000/e500crtresx64gpr.asm: Likewise.
7991 * config/rs6000/e500crtsav32gpr.asm: Likewise.
7992 * config/rs6000/e500crtsav64gpr.asm: Likewise.
7993 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
7994 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
7995 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
7996 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
7997 * config/rs6000/eabi-ci.asm: Likewise.
7998 * config/rs6000/eabi-cn.asm: Likewise.
7999 * config/rs6000/eabi.asm: Likewise.
8000 * config/rs6000/linux-unwind.h: Likewise.
8001 * config/rs6000/linux64.h: Likewise.
8002 * config/rs6000/paired.h: Likewise.
8003 * config/rs6000/paired.md: Likewise.
8004 * config/rs6000/ppc64-fp.c: Likewise.
8005 * config/rs6000/ppu_intrinsics.h: Likewise.
8006 * config/rs6000/rs6000.h: Likewise.
8007 * config/rs6000/si2vmx.h: Likewise.
8008 * config/rs6000/sol-ci.asm: Likewise.
8009 * config/rs6000/sol-cn.asm: Likewise.
8010 * config/rs6000/spe.h: Likewise.
8011 * config/rs6000/spu2vmx.h: Likewise.
8012 * config/rs6000/sysv4.h: Likewise.
8013 * config/rs6000/tramp.asm: Likewise.
8014 * config/rs6000/vec_types.h: Likewise.
8015 * config/s390/linux-unwind.h: Likewise.
8016 * config/s390/tpf-unwind.h: Likewise.
8017 * config/score/crti.asm: Likewise.
8018 * config/score/crtn.asm: Likewise.
8019 * config/sh/crt1.asm: Likewise.
8020 * config/sh/crti.asm: Likewise.
8021 * config/sh/crtn.asm: Likewise.
8022 * config/sh/divtab-sh4-300.c: Likewise.
8023 * config/sh/divtab-sh4.c: Likewise.
8024 * config/sh/divtab.c: Likewise.
8025 * config/sh/lib1funcs-4-300.asm: Likewise.
8026 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
8027 * config/sh/lib1funcs.asm: Likewise.
8028 * config/sh/lib1funcs.h: Likewise.
8029 * config/sh/linux-atomic.asm: Likewise.
8030 * config/sh/linux-unwind.h: Likewise.
8031 * config/sh/shmedia.h: Likewise.
8032 * config/sh/sshmedia.h: Likewise.
8033 * config/sh/ushmedia.h: Likewise.
8034 * config/sparc/crtfastmath.c: Likewise.
8035 * config/sparc/linux-unwind.h: Likewise.
8036 * config/sparc/sol2-c1.asm: Likewise.
8037 * config/sparc/sol2-ci.asm: Likewise.
8038 * config/sparc/sol2-cn.asm: Likewise.
8039 * config/spu/divmodti4.c: Likewise.
8040 * config/spu/divv2df3.c: Likewise.
8041 * config/spu/float_disf.c: Likewise.
8042 * config/spu/float_unsdidf.c: Likewise.
8043 * config/spu/float_unsdisf.c: Likewise.
8044 * config/spu/float_unssidf.c: Likewise.
8045 * config/spu/mfc_multi_tag_release.c: Likewise.
8046 * config/spu/mfc_multi_tag_reserve.c: Likewise.
8047 * config/spu/mfc_tag_release.c: Likewise.
8048 * config/spu/mfc_tag_reserve.c: Likewise.
8049 * config/spu/mfc_tag_table.c: Likewise.
8050 * config/spu/multi3.c: Likewise.
8051 * config/spu/spu_internals.h: Likewise.
8052 * config/spu/spu_intrinsics.h: Likewise.
8053 * config/spu/spu_mfcio.h: Likewise.
8054 * config/spu/vec_types.h: Likewise.
8055 * config/spu/vmx2spu.h: Likewise.
8056 * config/stormy16/stormy16-lib2.c: Likewise.
8057 * config/svr4.h: Likewise.
8058 * config/sync.c: Likewise.
8059 * config/v850/lib1funcs.asm: Likewise.
8060 * config/vxlib-tls.c: Likewise.
8061 * config/vxlib.c: Likewise.
8062 * config/vxworks-dummy.h: Likewise.
8063 * config/xtensa/crti.asm: Likewise.
8064 * config/xtensa/crtn.asm: Likewise.
8065 * config/xtensa/ieee754-df.S: Likewise.
8066 * config/xtensa/ieee754-sf.S: Likewise.
8067 * config/xtensa/lib1funcs.asm: Likewise.
8068 * config/xtensa/lib2funcs.S: Likewise.
8069 * config/xtensa/linux-unwind.h: Likewise.
8070 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
8071 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
8072 * coretypes.h: Likewise.
8073 * crtstuff.c: Likewise.
8074 * defaults.h: Likewise.
8075 * dwarf2.h: Likewise.
8076 * emutls.c: Likewise.
8077 * gbl-ctors.h: Likewise.
8078 * gcov-io.h: Likewise.
8079 * ginclude/float.h: Likewise.
8080 * ginclude/iso646.h: Likewise.
8081 * ginclude/stdarg.h: Likewise.
8082 * ginclude/stdbool.h: Likewise.
8083 * ginclude/stddef.h: Likewise.
8084 * ginclude/stdfix.h: Likewise.
8085 * ginclude/stdint-gcc.h: Likewise.
8086 * ginclude/tgmath.h: Likewise.
8087 * gthr-aix.h: Likewise.
8088 * gthr-dce.h: Likewise.
8089 * gthr-gnat.c: Likewise.
8090 * gthr-gnat.h: Likewise.
8091 * gthr-lynx.h: Likewise.
8092 * gthr-mipssde.h: Likewise.
8093 * gthr-nks.h: Likewise.
8094 * gthr-posix.c: Likewise.
8095 * gthr-posix.h: Likewise.
8096 * gthr-posix95.h: Likewise.
8097 * gthr-rtems.h: Likewise.
8098 * gthr-single.h: Likewise.
8099 * gthr-solaris.h: Likewise.
8100 * gthr-tpf.h: Likewise.
8101 * gthr-vxworks.h: Likewise.
8102 * gthr-win32.h: Likewise.
8104 * libgcc2.c: Likewise.
8105 * libgcc2.h: Likewise.
8106 * libgcov.c: Likewise.
8107 * tsystem.h: Likewise.
8108 * typeclass.h: Likewise.
8109 * unwind-c.c: Likewise.
8110 * unwind-compat.h: Likewise.
8111 * unwind-dw2-fde-compat.c: Likewise.
8112 * unwind-dw2-fde-darwin.c: Likewise.
8113 * unwind-dw2-fde-glibc.c: Likewise.
8114 * unwind-dw2-fde.c: Likewise.
8115 * unwind-dw2-fde.h: Likewise.
8116 * unwind-dw2.c: Likewise.
8117 * unwind-dw2.h: Likewise.
8118 * unwind-generic.h: Likewise.
8119 * unwind-pe.h: Likewise.
8120 * unwind-sjlj.c: Likewise.
8121 * unwind.inc: Likewise.
8122 * config/arm/neon-gen.ml: Change generated copyright header to
8123 refer to version 3 of the GNU General Public License with
8124 version 3.1 of the GCC Runtime Library Exception and to point
8125 readers at the COPYING3 and COPYING3.RUNTIME files and the
8126 FSF's license web page.
8127 * config/arm/arm_neon.h: Regenerate.
8129 2009-04-09 Jakub Jelinek <jakub@redhat.com>
8131 * config/cris/cris.md: Change copyright header to refer to version
8132 3 of the GNU General Public License.
8133 * doc/install.texi2html: Change copyright header to refer to version
8134 3 of the GNU General Public License and to point readers at the
8135 COPYING3 file and the FSF's license web page.
8136 * config/vax/linux.h: Likewise.
8138 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
8140 * config/i386/i386.md (cmpcc): New.
8141 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
8142 (sync_compare_and_swap_cc*): Delete.
8144 * config/s390/s390.c (s390_compare_emitted): Remove.
8145 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
8146 s390_compare_emitted used to be handled. Assert that modes match.
8147 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
8148 refer to sync_compare_and_swap_ccsi.
8149 * config/s390/s390.h (s390_compare_emitted): Remove.
8150 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
8151 instead of s390_compare_emitted.
8152 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
8153 instead of s390_compare_emitted.
8154 * config/s390/s390.md (cmpcc): New.
8155 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
8156 CC_REGNUM, do not pretend it's set.
8157 (sync_compare_and_swap_cc*): Delete.
8158 * config/s390/predicates.md (cc_reg_operand): New.
8160 * expr.c (sync_compare_and_swap_cc): Delete.
8161 * optabs.h (sync_compare_and_swap_cc): Delete.
8162 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
8163 is being used with can_compare_p.
8164 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
8166 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
8167 look for a MODE_CC set instead. Use emit_store_flag.
8168 (expand_compare_and_swap_loop): Likewise, with some additional
8169 complication to avoid a force_reg when useless. Use
8170 emit_cmp_and_jump_insns.
8171 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
8172 * doc/md.texi (sync_compare_and_swap_cc): Merge with
8173 sync_compare_and_swap documentation.
8175 2009-04-09 Jan Hubicka <jh@suse.cz>
8177 * except.c (find_prev_try): Break out from ....
8178 (duplicate_eh_regions): ... here; properly update prev_try pointers
8179 when duplication part of tree.
8180 (dump_eh_tree): Improve dumping.
8181 (verify_eh_region): New.
8182 (verify_eh_tree): Use it.
8184 2009-04-06 Richard Guenther <rguenther@suse.de>
8186 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
8187 &ARRAY addresses by adjusting their types and prepending
8189 * tree-cfg.c (verify_gimple_assign_single): Verify that
8190 addresses are correct.
8192 2009-04-09 Richard Guenther <rguenther@suse.de>
8194 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
8195 indices into an array reference if possible.
8196 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
8197 Fold POINTER_PLUS_EXPR statements with invariant address.
8199 2009-04-09 Alan Modra <amodra@bigpond.net.au>
8202 * config.gcc (powerpc64-*-linux*): Always build biarch.
8204 2009-04-09 Joseph Myers <joseph@codesourcery.com>
8207 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
8208 it and pedwarn if this results in an INTEGER_CST.
8210 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8212 * doc/install.texi: Update minimum GMP version. Remove obsolete
8213 text in MPFR section.
8215 2009-04-08 Jakub Jelinek <jakub@redhat.com>
8217 * dwarf2out.c (class_scope_p): New static inline.
8218 (class_or_namespace_scope_p): Use it.
8219 (gen_variable_die): Use DW_TAG_member tag for static data member
8220 declarations instead of DW_TAG_variable.
8223 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
8226 2009-04-08 Richard Guenther <rguenther@suse.de>
8228 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
8229 valueize random data.
8231 2009-04-08 David Edelsohn <edelsohn@gnu.org>
8233 * config.gcc (aix tm_file): Add aix-stdint.h.
8234 (aix tm clause use_gcc_stdint): Set to wrap.
8235 * config/rs6000/aix-stdint.h: New file.
8237 2009-04-08 Richard Guenther <rguenther@suse.de>
8240 * tree-dfa.c (add_referenced_var): Do not recurse into
8241 global initializers.
8242 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
8244 (fold_const_aggregate_ref): Likewise.
8246 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
8248 * recog.c (ordered_comparison_operator): New.
8249 * gensupport.c (std_preds): Add it.
8250 * doc/md.texi (Machine-Independent Predicates): Document it.
8252 2009-04-08 Jan Hubicka <jh@suse.cz>
8254 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
8255 * function.h (rtl_eh): Remove exception_handler_label_map.
8256 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
8257 remove_exception_handler_label, for_each_eh_label_1): Remove.
8258 (rtl_remove_unreachable_regions): Remove.
8259 (convert_from_eh_region_ranges): Do not remove unreachable regions.
8260 (find_exception_handler_labels): Don't build the hashtable.
8261 (maybe_remove_eh_handler): Remove.
8262 (for_each_eh_label): Rewrite to walk the tree.
8263 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
8264 * except.h (maybe_remove_eh_handler): Remove.
8265 * passes.c (init_optimization_passes): Schedule second EH cleanup
8267 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
8268 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
8270 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
8272 * genoutput.c (validate_optab_operands): New.
8273 (gen_insn, gen_expand): Call it.
8275 * genflags.c (gen_insn): Detect misused iterators.
8276 (main): Pass line_no to gen_insn, exit with status 1 on error.
8278 * genextract.c (line_no): Make global.
8279 (VEC_safe_set_locstr): Change assertion to error message.
8280 (main): Exit with status 1 on error.
8282 2009-04-08 Joseph Myers <joseph@codesourcery.com>
8286 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
8287 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
8288 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
8289 * c-convert.c (convert): Do not call fold on results of conversion
8290 functions when the result is a C_MAYBE_CONST_EXPR.
8291 * c-parser.c (c_parser_postfix_expression): Do not fold condition
8292 of __builtin_choose_expr.
8293 * c-typeck.c (remove_c_maybe_const_expr): New.
8294 (build_unary_op, build_conditional_expr, build_compound_expr,
8295 build_binary_op, c_objc_common_truthvalue_conversion): Call
8296 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
8299 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
8301 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
8302 CODE to produce a new one. Add a prototype to use fold_convert_const
8304 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
8307 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
8308 mix declarations and code.
8310 2009-04-08 Ben Elliston <bje@au.ibm.com>
8312 * gcc.c: Replace `CC' with `GCC' throughout.
8314 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
8316 * doc/invoke.texi: Document Atom support.
8318 2009-04-07 Jason Merrill <jason@redhat.com>
8321 * c-common.h, c-common.c: Add flag_pretty_templates.
8322 * c-opts.c (c_common_handle_option): Set it.
8323 * c.opt: Add -fno-pretty-templates.
8324 * doc/invoke.texi (C++ Dialect Options): Likewise.
8326 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
8328 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
8329 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
8330 (ia64_expand_builtin): Likewise.
8332 2009-04-07 Martin Jambor <mjambor@suse.cz>
8334 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
8335 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
8336 ADDR_EXPRS are include too.
8338 2009-04-07 Richard Guenther <rguenther@suse.de>
8340 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
8341 decls are only used if passes as parameters or if they are
8342 local statics and the call is not to a builtin.
8343 (call_may_clobber_ref_p_1): Likewise.
8345 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
8347 * expr.c (do_store_flag): Remove last argument. Simplify code
8348 to avoid duplication of tests already done by can_compare_p.
8349 (expand_expr_real_1): Adjust caller.
8351 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
8353 * optabs.c (can_compare_p): Test the predicate of a
8354 cbranch and cstore pattern.
8356 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
8358 * expr.c (convert_move): Use emit_store_flag instead of
8361 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
8363 * config/i386/i386.c (ix86_compare_emitted): Remove.
8364 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
8365 ix86_compare_op0 like ix86_compare_emitted used to be handled.
8366 * config/i386/i386.h (ix86_compare_emitted): Remove.
8367 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
8368 instead of ix86_compare_emitted.
8369 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
8371 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
8373 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
8374 Add t-sysroot-suffix to tmake_file.
8375 * config/print-sysroot-suffix.sh: New file.
8376 * config/t-sysroot-suffix: New file.
8378 2009-04-07 Ben Elliston <bje@au.ibm.com>
8380 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
8381 as the latter produces a warning when the target does not support
8384 2009-04-07 Ben Elliston <bje@au.ibm.com>
8386 * dfp.c: Replace type punning assignments with memcpy throughout.
8387 * Makefile.in (dfp.o-warn): Remove.
8389 2009-04-07 Alan Modra <amodra@bigpond.net.au>
8392 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
8393 Include soft-fp/t-softfp after rs6000/t-linux64.
8395 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
8397 * stor-layout.c (set_sizetype): Use the full precision of their
8398 machine mode for bitsize types.
8400 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
8402 * config/i386/i386.md: Revert 2 accidental checkins.
8404 2009-04-06 Joey Ye <joey.ye@intel.com>
8405 Xuepeng Guo <xuepeng.guo@intel.com>
8406 H.J. Lu <hongjiu.lu@intel.com>
8408 Atom pipeline model, tuning and insn selection.
8409 * config.gcc (atom): Add atom config options and target.
8411 * config/i386/atom.md: New.
8413 * config/i386/i386.c (atom_cost): New cost.
8414 (m_ATOM): New macro flag.
8415 (initial_ix86_tune_features): Set m_ATOM.
8416 (x86_accumulate_outgoing_args): Likewise.
8417 (x86_arch_always_fancy_math_387): Likewise.
8418 (processor_target): Add Atom cost.
8419 (cpu_names): Add Atom cpu name.
8420 (override_options): Set Atom ISA.
8421 (ix86_issue_rate): New case PROCESSOR_ATOM.
8422 (ix86_adjust_cost): Likewise.
8424 * config/i386/i386.h (TARGET_ATOM): New target macro.
8425 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
8426 (TARGET_OPT_AGU): New target option.
8427 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
8428 (processor_type): Add PROCESSOR_ATOM.
8430 * config/i386/i386.md (cpu): Add new value "atom".
8431 (use_carry, movu): New attr.
8432 (atom.md): Include atom.md.
8433 (adddi3_carry_rex64): Set attr "use_carry".
8434 (addqi3_carry): Likewise.
8435 (addhi3_carry): Likewise.
8436 (addsi3_carry): Likewise.
8437 (*addsi3_carry_zext): Likewise.
8438 (subdi3_carry_rex64): Likewise.
8439 (subqi3_carry): Likewise.
8440 (subhi3_carry): Likewise.
8441 (subsi3_carry): Likewise.
8442 (x86_movdicc_0_m1_rex64): Likewise.
8443 (*x86_movdicc_0_m1_se): Likewise.
8444 (x86_movsicc_0_m1): Likewise.
8445 (*x86_movsicc_0_m1_se): Likewise.
8446 (*adddi_1_rex64): Emit add insn as much as possible.
8447 (*addsi_1): Likewise.
8448 (return_internal): Set atom_unit.
8449 (return_internal_long): Likewise.
8450 (return_pop_internal): Likewise.
8451 (*rcpsf2_sse): Set atom_sse_attr attr.
8452 (*qrt<mode>2_sse): Likewise.
8453 (*prefetch_sse): Likewise.
8455 * config/i386/i386-c.c (ix86_target_macros_internal): New case
8457 (ix86_target_macros_internal): Likewise.
8459 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
8460 (*prefetch_sse_rex): Likewise.
8461 (sse_rcpv4sf2): Likewise.
8462 (sse_vmrcpv4sf2): Likewise.
8463 (sse_sqrtv4sf2): Likewise.
8464 (<sse>_vmsqrt<mode>2): Likewise.
8465 (sse_ldmxcsr): Likewise.
8466 (sse_stmxcsr): Likewise.
8467 (*sse_sfence): Likewise.
8468 (sse2_clflush): Likewise.
8469 (*sse2_mfence): Likewise.
8470 (*sse2_lfence): Likewise.
8471 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
8472 (<sse>_movup<ssemodesuffixf2c>): Likewise.
8473 (avx_movdqu<avxmodesuffix>): Likewise.
8474 (avx_lddqu<avxmodesuffix>): Likewise.
8475 (sse2_movntv2di): Change attr "type" to "ssemov".
8476 (sse2_movntsi): Likewise.
8477 (rsqrtv8sf2): Change attr "type" to "sseadd".
8478 (sse3_addsubv2df3): Set attr "atom_unit".
8479 (sse3_h<plusminus_insn>v4sf3): Likewise.
8480 (*sse2_pmaddwd): Likewise.
8481 (*vec_extractv2di_1_rex64): Likewise.
8482 (*vec_extractv2di_1_avx): Likewise.
8483 (sse2_psadbw): Likewise.
8484 (ssse3_phaddwv8hi3): Likewise.
8485 (ssse3_phaddwv4hi3): Likewise.
8486 (ssse3_phadddv4si3): Likewise.
8487 (ssse3_phadddv2si3): Likewise.
8488 (ssse3_phaddswv8hi3): Likewise.
8489 (ssse3_phaddswv4hi3): Likewise.
8490 (ssse3_phsubwv8hi3): Likewise.
8491 (ssse3_phsubwv4hi3): Likewise.
8492 (ssse3_phsubdv4si3): Likewise.
8493 (ssse3_phsubdv2si3): Likewise.
8494 (ssse3_phsubswv8hi3): Likewise.
8495 (ssse3_phsubswv4hi3): Likewise.
8496 (ssse3_pmaddubsw128): Likewise.
8497 (sse3_pmaddubsw: Likewise.
8498 (ssse3_palignrti): Likewise.
8499 (ssse3_palignrdi): Likewise.
8501 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
8503 * doc/install.texi (Specific): Fix two cross-references to MinGW.
8505 2009-04-06 Richard Guenther <rguenther@suse.de>
8507 PR tree-optimization/28868
8508 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
8509 of which PHI results we inserted.
8510 (insert_into_preds_of_block): Record inserted PHIs.
8511 (eliminate): Eliminate redundant PHI nodes.
8512 (init_pre): Init inserted_phi_names.
8514 2009-04-06 Richard Guenther <rguenther@suse.de>
8516 PR tree-optimization/39643
8517 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
8518 IMAGPART_EXPRs of complex constants.
8519 (execute_fold_all_builtins): If we folded a call queue
8520 TODO_update_address_taken.
8522 2009-04-06 Jan Hubicka <jh@suse.cz>
8525 * except.c (remove_unreachable_regions): Propagate may_contain_throw
8528 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
8530 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
8532 (ic_invalidate_array): Likewise.
8534 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
8536 * calls.c (emit_library_call_value_1): Fix a problem with parameter
8537 alignment for library calls.
8539 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
8541 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
8542 (mingw32 tm clause use_gcc_stdint): Set to wrap.
8543 * config/i386/mingw-stdint.h: New file.
8545 2009-04-05 Richard Guenther <rguenther@suse.de>
8547 PR tree-optimization/39648
8548 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
8549 our &A vs. &A[0] IL deficiencies.
8551 2009-04-04 Jan Hubicka <jh@suse.cz>
8553 * except.c (sjlj_find_directly_reachable_regions): Be ready for
8554 removed toplevel regions.
8555 (sjlj_mark_call_sites): Likewise.
8557 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
8559 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
8560 (cygwin tm clause use_gcc_stdint): Set to wrap.
8561 * config/i386/cygwin-stdint.h: New file.
8563 2009-04-04 Richard Guenther <rguenther@suse.de>
8565 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
8566 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
8567 single-argument PHIs if we are in loop-closed SSA form.
8568 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
8569 for the pre-condition.
8570 (slpeel_tree_peel_loop_to_edge): Likewise.
8571 (vect_build_loop_niters): Take an optional sequence to append stmts.
8572 (vect_generate_tmps_on_preheader): Likewise.
8573 (vect_do_peeling_for_loop_bound): Take extra guards for the
8575 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
8576 the cost model check.
8577 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
8578 guards if we are going to peel. Do not apply versioning in that case.
8579 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
8580 (vect_do_peeling_for_loop_bound): Likewise.
8581 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
8582 loop bound only record extra pre-conditions, do not apply loop
8585 2009-04-04 Richard Guenther <rguenther@suse.de>
8587 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
8590 2009-04-04 Jan Hubicka <jh@suse.cz>
8592 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
8593 last_basic_block for size of bb->index indexed array.
8594 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
8595 compute_out, link_btr_uses, build_btr_def_use_webs,
8596 build_btr_def_use_webs, migrate_btr_defs): Likewise.
8598 2009-04-04 Jan Hubicka <jh@suse.cz>
8600 * except.c (remove_eh_handler_and_replace): Break out from ...
8601 (remove_eh_handler): ... here.
8602 (bring_to_root): New function.
8603 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
8604 handled ones, bring others to root of tree.
8606 2009-04-04 Jan Hubicka <jh@suse.cz>
8608 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
8609 (all_phis_safe_to_merge): New function.
8610 (update_info): New structure.
8611 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
8612 (cleanup_empty_eh): Update SSA if possible.
8614 2009-04-04 Richard Guenther <rguenther@suse.de>
8616 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
8617 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
8618 (append_vuse): Likewise.
8620 2009-04-04 Jakub Jelinek <jakub@redhat.com>
8622 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
8623 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
8624 instead of REG_UNSAVED for DW_CFA_undefined.
8625 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
8626 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
8629 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
8632 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
8633 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
8634 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
8636 2009-04-04 Richard Guenther <rguenther@suse.de>
8638 PR tree-optimization/8781
8639 PR tree-optimization/37892
8640 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
8641 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
8642 (valueize_refs): Call it for *& valueizations.
8643 (shared_reference_ops_from_ref): Rename to ...
8644 (valueize_shared_reference_ops_from_ref): ... this and valueize.
8645 (shared_reference_ops_from_call): Rename to ...
8646 (valueize_shared_reference_ops_from_call): ... this and valueize.
8647 (vn_reference_lookup): Update.
8648 (visit_reference_op_call): Likewise.
8649 * tree-ssa-pre.c (phi_translate_1): Fold *&.
8650 (eliminate): Value-replace the call address in call statements.
8652 2009-04-04 Richard Guenther <rguenther@suse.de>
8654 PR tree-optimization/39636
8655 * tree-ssa-forwprop.c
8656 (forward_propagate_addr_into_variable_array_index): Check for
8657 GIMPLE_ASSIGN before accessing the rhs code.
8659 2009-04-03 Jason Merrill <jason@redhat.com>
8661 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
8663 2009-04-03 Steve Ellcey <sje@cup.hp.com>
8665 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
8666 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
8667 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
8668 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
8669 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
8670 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
8671 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
8672 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
8673 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
8674 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
8675 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
8676 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
8677 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
8678 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
8679 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
8680 Use fr_reg_or_fp01_operand instead of fr_register_operand
8682 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
8683 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
8684 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
8686 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
8688 PR rtl-optimization/39607
8689 PR rtl-optimization/39631
8693 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
8694 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
8695 instead of DF_LR_OUT.
8696 * ira-lives.c (process_bb_node_lives): Ditto.
8697 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
8698 instead of DF_LR_{OUT,IN}.
8699 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
8700 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
8702 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
8704 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
8705 (execute_lower_omp): Always run but take the short way out if -fopenmp
8707 (gate_lower_omp): Remove, forcing the pass manager to always run the
8708 pass and always set PROP_gimple_lomp.
8709 (pass_lower_omp): Remove gate function.
8710 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
8711 PROP_trees. Instead, require it.
8712 * ipa-cp.c (pass_ipa_cp): Likewise.
8713 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
8714 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
8715 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
8716 and PROP_gimple_leh.
8718 2009-04-03 Richard Guenther <rguenther@suse.de>
8721 PR tree-optimization/23940
8722 PR tree-optimization/33237
8725 PR tree-optimization/36201
8726 PR tree-optimization/36230
8727 PR tree-optimization/38049
8728 PR tree-optimization/38207
8729 PR tree-optimization/38230
8730 PR tree-optimization/38301
8731 PR tree-optimization/38585
8733 PR tree-optimization/38985
8734 PR tree-optimization/39299
8735 * tree-ssa-structalias.h: Remove.
8736 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
8737 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
8738 (struct vuse_element_d): Remove.
8739 (struct vuse_vec_d): Likewise.
8740 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
8741 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
8742 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
8743 VUSE_ELEMENT_VAR): Likewise.
8744 (struct voptype_d): Likewise.
8745 (NUM_VOP_FREE_BUCKETS): Likewise.
8746 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
8747 (struct stmt_operands_d): Remove.
8748 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
8749 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
8750 VDEF_NUM, VDEF_VECT): Likewise.
8751 (copy_virtual_operands): Remove.
8752 (operand_build_cmp): Likewise.
8753 (create_ssa_artificial_load_stmt): Likewise.
8754 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
8755 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
8756 vuse_index and mayuse_index members. Pack and move done and iter_type
8757 members to the front.
8758 (SSA_OP_VMAYUSE): Remove.
8759 (SSA_OP_VIRTUAL_USES): Adjust.
8760 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
8761 (unlink_stmt_vdef): Declare.
8762 (add_to_addressable_set): Remove.
8763 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
8764 (vrp_visit_stmt): Likewise.
8765 * doc/tree-ssa.texi (Alias analysis): Update.
8766 * doc/invoke.texi (max-aliased-vops): Remove docs.
8767 (avg-aliased-vops): Likewise.
8768 * tree-into-ssa.c (syms_to_rename): Remove.
8769 (need_to_update_vops_p): Likewise.
8770 (need_to_initialize_update_ssa_p): Rename to ...
8771 (update_ssa_initialized_fn): ... this. Track function we are
8773 (symbol_marked_for_renaming): Simplify.
8774 (add_new_name_mapping): Do not set need_to_update_vops_p.
8775 (dump_currdefs): Use SYMS_TO_RENAME.
8776 (rewrite_update_stmt): Always walk all uses/defs.
8777 (dump_update_ssa): Adjust.
8778 (init_update_ssa): Take function argument. Track what we are
8780 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
8781 (create_new_def_for): Initialize for cfun, assert we are initialized
8783 (mark_sym_for_renaming): Simplify.
8784 (mark_set_for_renaming): Do not initialize update-ssa.
8785 (need_ssa_update_p): Simplify. Take function argument.
8786 (name_mappings_registered_p): Assert we ask for the correct function.
8787 (name_registered_for_update_p): Likewise.
8788 (ssa_names_to_replace): Likewise.
8789 (release_ssa_name_after_update_ssa): Likewise.
8790 (update_ssa): Likewise. Use SYMS_TO_RENAME.
8791 (dump_decl_set): Do not print a newline.
8792 (debug_decl_set): Do it here.
8793 (dump_update_ssa): And here.
8794 * tree-ssa-loop-im.c (move_computations): Adjust.
8795 (movement_possibility): Likewise.
8796 (determine_max_movement): Likewise.
8797 (gather_mem_refs_stmt): Likewise.
8798 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
8800 * tree-complex.c (update_all_vops): Remove.
8801 (expand_complex_move): Adjust.
8802 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
8803 Simplify test for memory referencing statement. Exclude
8804 non-invariant ADDR_EXPRs.
8805 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
8806 * tree-loop-distribution.c (generate_memset_zero): Adjust.
8807 (rdg_flag_uses): Likewise.
8808 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
8810 (tree_optimize_tail_calls_1): Also split the
8811 edge from the entry block if we have degenerate PHI nodes in
8812 the first basic block.
8813 * tree.c (init_ttree): Remove memory-tag related code.
8814 (tree_code_size): Likewise.
8815 (tree_node_structure): Likewise.
8816 (build7_stat): Re-write to be build6_stat.
8817 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
8818 (SSA_VAR_P): Adjust.
8819 (struct tree_memory_tag): Remove.
8820 (struct tree_memory_partition_tag): Likewise.
8821 (union tree_node): Adjust.
8822 (build7): Re-write to be build6.
8823 * tree-pass.h (pass_reset_cc_flags): Remove.
8824 (TODO_update_address_taken): New flag.
8825 (pass_simple_dse): Remove.
8826 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
8827 * params.h (MAX_ALIASED_VOPS): Remove.
8828 (AVG_ALIASED_VOPS): Likewise.
8829 * omp-low.c (expand_omp_taskreg): Update SSA form.
8830 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
8831 aliases the lhs in a copy stmt.
8832 * tree-ssa-dse.c (struct address_walk_data): Remove.
8833 (memory_ssa_name_same): Likewise.
8834 (memory_address_same): Likewise.
8835 (get_kill_of_stmt_lhs): Likewise.
8836 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
8837 unused stores. Look through PHI nodes into post-dominated regions.
8838 (dse_optimize_stmt): Simplify. Properly remove stores.
8839 (tree_ssa_dse): Compute dominators.
8840 (execute_simple_dse): Remove.
8841 (pass_simple_dse): Likewise.
8842 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
8843 gimple_loaded_syms and gimple_stored_syms computation.
8844 * toplev.c (dump_memory_report): Dump alias and pta stats.
8845 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
8846 (vn_reference_eq): Likewise.
8847 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
8848 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
8849 valueize_vuses): Remove.
8850 (get_def_ref_stmt_vuses): Simplify. Rename to ...
8851 (get_def_ref_stmt_vuse): ... this.
8852 (vn_reference_lookup_2): New function.
8853 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
8854 walking equivalent vuses. Simplify.
8855 (vn_reference_lookup): Likewise.
8856 (vn_reference_insert): Likewise.
8857 (vn_reference_insert_pieces): Likewise.
8858 (visit_reference_op_call): Simplify.
8859 (visit_reference_op_load): Likewise.
8860 (visit_reference_op_store): Likewise.
8861 (init_scc_vn): Remove shared_lookup_vuses initialization.
8862 (free_scc_vn): Remove shared_lookup_vuses freeing.
8863 (sort_vuses, sort_vuses_heap): Remove.
8864 (get_ref_from_reference_ops): Export.
8865 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
8866 vector with single vuse pointer.
8867 (vn_reference_lookup_pieces, vn_reference_lookup,
8868 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
8869 (shared_vuses_from_stmt): Remove.
8870 (get_ref_from_reference_ops): Declare.
8871 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
8872 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8873 memory-tag related code.
8874 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
8875 (likely_value): Add comment, skip static-chain of call statements.
8876 (surely_varying_stmt_p): Adjust.
8877 (gimplify_and_update_call_from_tree): Likewise.
8878 (execute_fold_all_builtins): Do not rebuild alias info.
8879 (gimplify_and_update_call_from_tree): Properly update VOPs.
8880 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
8881 (copy_ref_info): Remove memory-tag related code.
8882 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
8883 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
8884 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
8886 * tree-ssa-dom.c (gimple_p): Remove typedef.
8887 (eliminate_redundant_computations): Adjust.
8888 (record_equivalences_from_stmt): Likewise.
8889 (avail_expr_hash): Likewise.
8890 (avail_expr_eq): Likewise.
8891 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
8892 (stmt_makes_single_load): Likewise.
8893 (stmt_makes_single_store): Likewise.
8894 * tree-ssa-alias.c: Rewrite completely.
8895 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
8896 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
8897 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
8898 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
8899 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
8900 Remove public functions.
8901 (pass_reset_cc_flags): Remove.
8902 (pass_build_alias): Move ...
8903 * tree-ssa-structalias.c (pass_build_alias): ... here.
8904 * tree-ssa-alias.c (may_be_aliased): Move ...
8905 * tree-flow-inline.h (may_be_aliased): ... here.
8906 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
8907 count_uses_and_derefs): Move ...
8908 * gimple.c: ... here.
8909 * gimple.h (count_uses_and_derefs): Declare.
8910 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
8911 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
8912 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
8913 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
8914 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
8915 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
8916 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
8918 * tree-dfa.c (refs_may_alias_p): Move ...
8919 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
8920 * tree-ssa-alias.h: New file.
8921 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
8922 (statement_sink_location): Likewise.
8923 * opts.c (decode_options): Do not adjust max-aliased-vops or
8924 avg-aliased-vops values.
8925 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
8926 (TV_CALL_CLOBBER): Likewise.
8927 (TV_FLOW_SENSITIVE): Likewise.
8928 (TV_FLOW_INSENSITIVE): Likewise.
8929 (TV_MEMORY_PARTITIONING): Likewise.
8930 (TV_ALIAS_STMT_WALK): New timevar.
8931 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
8932 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
8933 (get_address_description): Remove memory-tag related code.
8934 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
8935 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
8936 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
8937 and immediate uses in statements. Document.
8938 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
8939 (dump_symbols): Remove.
8940 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
8941 * alias.c (get_deref_alias_set): New function split out from ...
8942 (get_alias_set): ... here.
8943 * alias.h (get_deref_alias_set): Declare.
8944 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
8945 type parameter. Remove restrict pointer handling. Create a
8946 ref-all pointer in case type-based alias sets do not conflict.
8947 (vect_analyze_data_refs): Remove SMT related code.
8948 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
8949 (vectorizable_load): Likewise.
8950 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
8951 (DR_SYMBOL_TAG, DR_VOPS): Remove.
8952 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
8953 Ignore vops and SMTs.
8954 (dr_analyze_alias): Likewise..
8955 (free_data_ref): Likewise.
8956 (create_data_ref): Likewise.
8957 (analyze_all_data_dependences): Likewise.
8958 (get_references_in_stmt): Adjust.
8959 * tree-flow-inline.h (gimple_aliases_computed_p,
8960 gimple_addressable_vars, gimple_call_clobbered_vars,
8961 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
8962 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
8963 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
8964 gimple_mem_ref_stats): Remove.
8965 (gimple_vop): New function.
8966 (op_iter_next_use): Remove vuses and mayuses cases.
8967 (op_iter_next_def): Remove vdefs case.
8968 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
8969 (clear_and_done_ssa_iter): Do not set removed fields.
8970 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
8971 Assert we are not iterating over vuses or vdefs if not also
8972 iterating over uses or defs.
8973 (op_iter_init_use): Likewise.
8974 (op_iter_init_def): Likewise.
8975 (op_iter_next_vdef): Remove.
8976 (op_iter_next_mustdef): Likewise.
8977 (op_iter_init_vdef): Likewise.
8978 (compare_ssa_operands_equal): Likewise.
8979 (link_use_stmts_after): Handle vuse operand.
8980 (is_call_used): Use is_call_clobbered.
8981 (is_call_clobbered): Global variables are always call clobbered,
8982 query the call-clobbers bitmap.
8983 (mark_call_clobbered): Ignore global variables.
8984 (clear_call_clobbered): Likewise.
8985 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
8986 virtual operands sanity check.
8987 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
8989 (TARGET_MEM_REF): Remove TMR_TAG operand.
8990 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
8991 Remove call-clobber related code.
8992 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
8993 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
8994 partitions or escape reason.
8995 (get_single_def_stmt, get_single_def_stmt_from_phi,
8996 get_single_def_stmt_with_phi): Remove.
8997 (dump_referenced_vars): Tidy.
8998 (get_ref_base_and_extent): Allow bare decls.
8999 (collect_dfa_stats): Adjust.
9000 * graphite.c (rename_variables_in_stmt): Adjust.
9001 (graphite_copy_stmts_from_block): Likewise.
9002 (translate_clast): Likewise.
9003 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
9005 (translate_vuse_through_block): Use the oracle.
9006 (phi_translate_1): Adjust.
9007 (value_dies_in_block_x): Use the oracle. Cache the outcome
9009 (valid_in_sets): Check if the VUSE for
9010 a REFERENCE is available.
9011 (eliminate): Do not remove stmts during elimination,
9012 instead queue and remove them afterwards.
9013 (do_pre): Do not rebuild alias info.
9014 (pass_pre): Run TODO_rebuild_alias before PRE.
9015 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
9016 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
9017 (mark_all_v_defs_stmt): Remove.
9018 (mark_all_v_defs_seq): Adjust.
9019 (sra_replace): Likewise.
9020 (scalarize_use): Likewise.
9021 (scalarize_copy): Likewise.
9022 (scalarize_init): Likewise.
9023 (scalarize_ldst): Likewise.
9024 (todoflags): Remove.
9025 (tree_sra): Do not rebuild alias info.
9026 (tree_sra_early): Adjust.
9027 (pass_sra): Run TODO_update_address_taken before SRA.
9028 * tree-predcom.c (set_alias_info): Remove.
9029 (prepare_initializers_chain): Do not call it.
9030 (mark_virtual_ops_for_renaming): Adjust.
9031 (mark_virtual_ops_for_renaming_list): Remove.
9032 (initialize_root_vars): Adjust.
9033 (initialize_root_vars_lm): Likewise.
9034 (prepare_initializers_chain): Likewise.
9035 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
9036 (may_propagate_copy_into_stmt): Likewise.
9037 (merge_alias_info): Do nothing for now.
9038 (propagate_tree_value_into_stmt): Adjust.
9039 (stmt_may_generate_copy): Likewise.
9040 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
9041 not mark symbols for renaming.
9042 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
9043 with the same statement, make sure to update the new pointed-to one.
9044 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
9045 call statements, do not mark symbols for renaming.
9046 (mark_operand_necessary): Dump something.
9047 (ref_may_be_aliased): New function.
9048 (mark_aliased_reaching_defs_necessary_1): New helper function.
9049 (mark_aliased_reaching_defs_necessary): Likewise.
9050 (mark_all_reaching_defs_necessary_1): Likewise.
9051 (mark_all_reaching_defs_necessary): Likewise.
9052 (propagate_necessity): Do not process virtual PHIs. For
9053 non-aliased loads mark all reaching definitions as necessary.
9054 For aliased loads and stores mark the immediate dominating
9055 aliased clobbers as necessary.
9056 (visited): New global static.
9057 (perform_tree_ssa_dce): Free visited bitmap after propagating
9059 (remove_dead_phis): Perform simple dead virtual PHI removal.
9060 (remove_dead_stmt): Properly unlink virtual operands when
9062 (eliminate_unnecessary_stmts): Schedule PHI removal after
9064 * tree-ssa-ter.c (is_replaceable_p): Adjust.
9065 (process_replaceable): Likewise.
9066 (find_replaceable_in_bb): Likewise.
9067 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
9068 based on the single gimple vop.
9069 (verify_flow_insensitive_alias_info): Remove.
9070 (verify_flow_sensitive_alias_info): Likewise.
9071 (verify_call_clobbering): Likewise.
9072 (verify_memory_partitions): Likewise.
9073 (verify_alias_info): Likewise.
9074 (verify_ssa): Adjust..
9075 (execute_update_addresses_taken): Export. Update SSA
9076 manually. Optimize only when optimizing. Use a local bitmap.
9077 (pass_update_address_taken): Remove TODO_update_ssa, add
9079 (pass_update_address_taken): Just use TODO_update_address_taken.
9080 (init_tree_ssa): Do not initialize addressable_vars.
9081 (verify_ssa): Verify new VUSE / VDEF properties.
9082 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
9083 Do not call verify_alias_info.
9084 (delete_tree_ssa): Clear the VUSE, VDEF operands.
9085 Do not free the loaded and stored syms bitmaps. Reset the escaped
9086 and callused solutions. Do not free addressable_vars.
9087 Remove memory-tag related code.
9088 (warn_uninitialized_var): Aliases are always available.
9089 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
9090 * lambda-code.c (can_put_in_inner_loop): Adjust.
9091 (can_put_after_inner_loop): Likewise.
9092 (perfect_nestify): Likewise.
9093 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
9094 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
9095 (vectorizable_conversion): Do not mark symbols for renaming.
9096 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
9097 (expand_call_inline): Unlink the calls virtual operands before
9099 (tree_function_versioning): Do not call update_ssa if we are not
9100 updating clones. Simplify.
9101 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
9102 (propagate_with_phi): Likewise..
9103 * tree-outof-ssa.c (create_temp): Remove memory tag and call
9104 clobber code. Assert we are not aliased or global.
9105 * tree-flow.h: Include tree-ssa-alias.h
9106 (enum escape_type): Remove.
9107 (struct mem_sym_stats_d): Likewise.
9108 (struct mem_ref_stats_d): Likewise.
9109 (struct gimple_df): Add vop member. Remove global_var,
9110 call_clobbered_vars, call_used_vars, addressable_vars,
9111 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
9112 escaped and callused members.
9113 (struct ptr_info_def): Remove all members, add points-to solution
9115 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
9116 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
9117 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
9118 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
9119 (tree-ssa-alias.o): Likewise.
9120 (toplev.o): Add tree-ssa-alias.h
9121 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
9122 * gimple.c (gimple_set_bb): Fix off-by-one error.
9123 (is_gimple_reg): Do not handle memory tags.
9124 (gimple_copy): Also copy virtual operands.
9125 Delay updating the statement. Do not reset loaded and stored syms.
9126 (gimple_set_stored_syms): Remove.
9127 (gimple_set_loaded_syms): Likewise.
9128 (gimple_call_copy_skip_args): Copy the virtual operands
9129 and mark the new statement modified.
9130 * tree-ssa-structalias.c (may_alias_p): Remove.
9131 (set_uids_in_ptset): Take the alias set to prune with as
9132 parameter. Fold in the alias test of may_alias_p.
9133 (compute_points_to_sets): Compute whether a ptr is dereferenced
9135 (process_constraint): Deal with &ANYTHING on the lhs, reject all
9136 other ADDRESSOF constraints on the lhs.
9137 (get_constraint_for_component_ref): Assert that we don't get
9138 ADDRESSOF constraints from the base of the reference.
9139 Properly generate UNKNOWN_OFFSET for DEREF if needed.
9140 (struct variable_info): Remove collapsed_to member.
9141 (get_varinfo_fc): Remove.
9142 (new_var_info): Do not set collapsed_to.
9143 (dump_constraint): Do not follow cycles.
9144 (dump_constraint_graph): Likewise.
9145 (build_pred_graph): Likewise.
9146 (build_succ_graph): Likewise.
9147 (rewrite_constraints): Likewise.
9148 (do_simple_structure_copy): Remove.
9149 (do_rhs_deref_structure_copy): Remove.
9150 (do_lhs_deref_structure_copy): Remove.
9151 (collapse_rest_of_var): Remove.
9152 (do_structure_copy): Re-implement.
9153 (pta_stats): New global variable.
9154 (dump_pta_stats): New function.
9155 (struct constraint_expr): Make offset signed.
9156 (UNKNOWN_OFFSET): Define special value.
9157 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
9158 (solution_set_expand): New helper function split out from ...
9159 (do_sd_constraint): ... here.
9160 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
9161 (do_ds_constraint): Likewise.
9162 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
9163 and CALLUSED = *CALLUSED.
9164 (set_union_with_increment): Make inc argument signed.
9165 (type_safe): Remove.
9166 (get_constraint_for_ptr_offset): Handle unknown and negative
9168 (first_vi_for_offset): Handle offsets before start. Bail
9169 out early for offsets beyond the variable extent.
9170 (first_or_preceding_vi_for_offset): New function.
9171 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
9172 Together with ESCAPED = *ESCAPED this properly computes reachability.
9173 (find_what_var_points_to): New function.
9174 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
9175 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
9176 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
9177 pt_solutions_intersect): New functions.
9178 (compute_call_used_vars): Remove.
9179 (compute_may_aliases): New main entry into PTA computation.
9180 * gimple.h (gimple_p): New typedef.
9181 (struct gimple_statement_base): Remove references_memory_p.
9182 (struct gimple_statement_with_memory_ops_base): Remove
9183 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
9185 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
9186 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
9187 gimple_set_references_memory): Remove.
9188 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
9189 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
9191 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
9192 (verify_expr): Allow RESULT_DECL.
9193 (gimple_duplicate_bb): Do not copy virtual operands.
9194 (gimple_duplicate_sese_region): Adjust.
9195 (gimple_duplicate_sese_tail): Likewise.
9196 (mark_virtual_ops_in_region): Remove.
9197 (move_sese_region_to_fn): Do not call it.
9198 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
9199 and pass_simple_dse.
9200 (execute_function_todo): Handle TODO_update_address_taken,
9201 call execute_update_addresses_taken for TODO_rebuild_alias.
9202 (execute_todo): Adjust.
9203 (execute_one_pass): Init dump files early.
9204 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
9206 (create_general_new_stmt): Clear vops.
9207 * tree-ssa-reassoc.c (get_rank): Adjust.
9208 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
9209 symbols for renaming.
9210 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
9211 (PARAM_AVG_ALIASED_VOPS): Likewise.
9212 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
9213 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
9214 * tree-ssa-operands.c: Simplify for new virtual operand representation.
9215 (operand_build_cmp, copy_virtual_operands,
9216 create_ssa_artificial_load_stmt, add_to_addressable_set,
9217 gimple_add_to_addresses_taken): Remove public functions.
9218 (unlink_stmt_vdef): New function.
9220 2009-04-03 Alan Modra <amodra@bigpond.net.au>
9222 * config.gcc (powerpc-*-linux*): Merge variants.
9224 2009-04-02 Chao-ying Fu <fu@mips.com>
9225 James Grosbach <james.grosbach@microchip.com>
9227 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
9228 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
9230 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
9231 keep_interrupts_masked_p, use_debug_exception_return_p.
9232 (mips_attribute_table): Add interrupt, use_shadow_register_set,
9233 keep_interrupts_masked, use_debug_exception_return.
9234 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
9235 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
9237 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
9238 (mips_print_operand): Process COP0 registers to print $0 .. $31
9239 correctly for GAS to process.
9240 (mips_interrupt_extra_call_saved_reg_p): New function.
9241 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
9243 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
9244 (mips_compute_frame_info): Add supports for interrupt context that
9245 includes doubleword accumulators and COP0 registers.
9246 (mips_for_each_saved_acc): New function.
9247 (mips_for_each_saved_gpr_and_fpr): Change the function name from
9248 mips_for_each_saved_reg.
9249 (mips_save_reg): Save accumulators.
9250 (mips_kernel_reg_p): A new for_each_rtx callback.
9251 (mips_expand_prologue): Support interrupt handlers.
9252 (mips_restore_reg): Restore accumulators.
9253 (mips_expand_epilogue): Support interrupt handlers.
9254 (mips_can_use_return_insn): Return false for interrupt handlers.
9255 (mips_epilogue_uses): New function.
9256 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
9257 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
9258 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
9259 cop0_move): New instructions.
9260 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
9261 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
9263 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
9265 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
9266 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
9267 interrupt handlers, we use K0 as the temporary register.
9268 (EPILOGUE_USES): Change to a function call.
9269 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
9270 handlers, we use K0 as the temporary register.
9272 * doc/extend.texi (Function Attributes): Document interrupt,
9273 use_shadow_register_set, keep_interrupts_masked,
9274 use_debug_exception_return for MIPS attributes.
9276 2009-04-03 Alan Modra <amodra@bigpond.net.au>
9278 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
9279 Remove a number of t-files from tmake_file.
9280 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
9281 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
9282 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
9283 target_prototype, not TARGET_PROTOTYPE.
9284 (LINK_OS_GNU_SPEC): Define.
9285 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
9286 and darwin-ldoubdle.c.
9288 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
9291 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
9292 (cpp_options): Ditto.
9293 (default_compilers): Ditto.
9294 (display_help): Ditto.
9295 (process_command): Ditto.
9297 (set_input): Use lbasename instead of duplicate code.
9298 (save_temps_prefix): New static for -save-temps=obj.
9299 (save_temps_length): Ditto.
9301 * doc/invoke.texi (-save-temps=obj): Document new variant to
9304 2009-04-02 Jeff Law <law@redhat.com>
9306 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
9309 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
9311 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
9312 * configure: Regenerated.
9314 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
9316 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
9317 share the argument list.
9319 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
9323 2009-02-12 Diego Novillo <dnovillo@google.com>
9325 * varpool.c (debug_varpool): New.
9326 * cgraph.h (debug_varpool): Declare.
9328 2009-04-02 Jan Hubicka <jh@suse.cz>
9330 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
9333 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
9335 * config/i386/i386.c (ix86_abi): Move initialization to ...
9336 (override_options): Here.
9338 2009-04-02 Christian Bruel <christian.bruel@st.com>
9340 * config/sh/sh.c (sh_dwarf_register_span): New function.
9341 (TARGET_DWARF_REGISTER_SPAN): Define.
9342 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
9344 2009-04-02 Ira Rosen <irar@il.ibm.com>
9346 PR tree-optimization/39595
9347 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
9348 interleaved loads group is not greater than the SLP group size.
9350 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
9352 * builtins.c (is_builtin_name): New.
9353 (called_as_built_in): Use is_builtin_name.
9354 * tree.h (is_builtin_name): New.
9355 * varasm.c (incorporeal_function_p): Use is_builtin_name
9357 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
9359 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
9361 2009-04-02 Dodji Seketeli <dodji@redhat.com>
9364 * c-decl.c (clone_underlying_type): Move this ...
9365 * c-common.c (set_underlying_type): ... here.
9366 Also, make sure the function properly sets TYPE_STUB_DECL() on
9367 the newly created typedef variant type.
9368 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
9369 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
9372 2009-04-02 Richard Guenther <rguenther@suse.de>
9374 PR tree-optimization/37221
9375 * tree-flow.h (degenerate_phi_result): Declare.
9376 * tree-ssa-dom.c (degenerate_phi_result): Export.
9377 * tree-scalar-evolution.c (analyze_initial_condition): If
9378 the initial condition is defined by a degenerate PHI node
9379 use the degenerate value.
9381 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
9383 PR rtl-optimization/39588
9384 * combine.c (merge_outer_ops): Do not set the constant when this
9386 (simplify_shift_const_1): Do not modify it either in this case.
9388 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
9390 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
9391 tuning is deprecated if -mtune value is set to an Itanium1 variant.
9393 2009-04-01 Janis Johnson <janis187@us.ibm.com>
9396 * c-lex.c (interpret_float): Default (no suffix) is double.
9398 2009-04-1 Xinliang David Li <davidxl@google.com>
9400 * config/i386/i386.c (legitimate_constant_p): Recognize
9401 all one vector constant.
9403 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9405 * config/vax/vax.c: Add #includes to silence warnings.
9406 Change #include order to silence two warnings.
9408 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9410 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
9411 (ASM_SPEC): Pass -k to the assembler for PIC code.
9413 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9415 * config.gcc: Add vax-*-linux* to the switch.
9416 * config/vax/linux.h: New file. (TARGET_VERSION,
9417 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
9419 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9421 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
9422 Use predicate macros instead of GET_CODE() == foo.
9423 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
9424 ashlsi3, rotrsi3, <unnamed>): Likewise.
9426 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9428 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
9429 jbbccihi, jbbccisi): Remova trailing whitespace.
9430 * config/vax/constraints.md: Likewise.
9431 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
9432 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
9433 * config/vax/predicates.md: Likewise.
9434 * config/vax/vax.c (print_operand_address, vax_output_int_move,
9435 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
9436 * config/vax/vax.h: Likewise.
9437 * config/vax/vax.md (nonlocal_goto): Likewise.
9439 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9441 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
9442 (indirectable_address_p, adjacent_operands_p): Add spaces around
9444 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
9446 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9448 * config/vax/vax.c (legitimate_constant_address_p,
9449 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
9450 index_term_p, reg_plus_index_p, legitimate_address_p,
9451 vax_mode_dependent_address_p): Update comments to match functions
9452 modified by the recent int->bool conversion.
9454 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9456 * config/vax/builtins.md: Update copyright message.
9457 * config/vax/constraints.md: Likewise.
9458 * config/vax/netbsd-elf.h: Likewise.
9459 * config/vax/predicates.md: Likewise.
9460 * config/vax/vax-protos.h: Likewise.
9461 * config/vax/vax.c: Likewise.
9462 * config/vax/vax.h: Likewise.
9463 * config/vax/vax.md: Likewise.
9464 * config/vax/vax.opt: Likewise.
9466 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9468 * config/vax/builtins.md (ffssi2, ffssi2_internal,
9469 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
9470 * config/vax/constraints.md (B, R): Likewise.
9471 * config/vax/predicates.md (external_memory_operand,
9472 nonimmediate_addsub_di_operand): Likewise.
9473 * config/vax/vax.c (vax_output_int_add): Likewise.
9474 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
9475 untyped_call): Likewise.
9477 2009-04-01 Matt Thomas <matt@3am-software.com>
9479 * config/vax/predicates.md: New file.
9480 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
9481 external_const_operand, nonsymbolic_operand, external_memory_operand,
9482 indirect_memory_operand, indexed_memory_operand,
9483 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
9484 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
9486 * config/vax/constraints.md: New file.
9487 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
9489 * config/vax/builtins.md: New file.
9490 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
9491 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
9493 * config/vax/vax.opt (mqmath): Add option.
9494 * config/vax/vax.md (isfx): Extend with DI.
9495 (VAXintQH, VAXintQHSD): Define.
9496 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
9497 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
9498 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
9499 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
9500 (movdi): Update constraints and use vax_output_int_move().
9501 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
9502 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
9503 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
9504 nonlocal_goto): New.
9505 (mov<mode>): Extend accepted operand types.
9506 (subdi3_old): Rename from subdi3, change update constraints and use
9507 a new implementation.
9508 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
9509 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
9510 MOVE_RATIO, CLEAR_RATIO): Define.
9511 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
9512 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
9513 (PRINT_OPERAND): Redefine using a function instead of inlined code.
9514 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
9515 (split_quadword_operands): Make static and really allow variable
9517 (print_operand_address): Update for PIC generation.
9518 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
9519 indexable_address_p, fixup_mathdi_operand,
9520 vax_expand_addsub_di_operands, adjacent_operands_p): New.
9521 (vax_float_literal, legitimate_constant_p,
9522 indirectable_constant_address_p, index_term_p,
9523 reg_plus_index_p): Return bool instead of int.
9524 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
9526 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
9528 (vax_output_conditional_branch): Indent.
9529 (legitimate_constant_address_p, indirectable_constant_address_p,
9530 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
9531 vax_mode_dependent_address_p): Return bool instead of int, update for
9533 * config/vax/vax-protos.h (legitimate_constant_address_p,
9534 legitimate_constant_p, legitimate_address_p,
9535 vax_mode_dependent_address_p): Change declaration to bool.
9536 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
9537 vax_expand_addsub_di_operands, vax_output_int_subtract,
9538 vax_output_movmemsi): Declare.
9539 (split_quadword_operands, vax_float_literal): Delete declaration.
9540 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
9541 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
9542 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
9543 ASM_OUTPUT_DWARF_PCREL): Define.
9544 (ASM_SPEC): Change definition to allow PIC generation.
9546 2009-04-01 Steve Ellcey <sje@cup.hp.com>
9548 * doc/sourcebuild.texi: Update front-end requirements.
9550 2009-04-01 Jakub Jelinek <jakub@redhat.com>
9553 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
9554 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
9555 (booldi3_internal3): Use boolean_or_operator instead of
9558 2009-04-01 Joseph Myers <joseph@codesourcery.com>
9561 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
9562 declarator whose size is not an integer constant expression but
9563 folds to an integer constant, then treat it as a constant
9566 2009-04-01 Richard Guenther <rguenther@suse.de>
9568 * fold-const.c (fold_plusminus_mult_expr): Do not fold
9569 i * 4 + 2 to (i * 2 + 1) * 2.
9571 2009-04-01 Jakub Jelinek <jakub@redhat.com>
9574 * c-parser.c (c_parser_asm_statement): Skip until close paren and
9575 return if c_parser_asm_string_literal returned NULL.
9577 2009-04-01 Nick Clifton <nickc@redhat.com>
9579 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
9581 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
9582 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
9583 other typedefs to avoid conflicts with libgcc2.c. Define labels
9584 to gain 16-bit bit-manipulation functions from libgcc2.c and then
9586 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
9587 to gain 16-bit trapping arithmetic functions from libgcc2.c and
9590 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
9592 * varasm.c (default_function_rodata_section): Declare DOT as
9595 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
9596 Andrey Galkin <agalkin@hypercom.com>
9599 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
9600 Make object_name unique for each process.
9602 2009-04-01 Jakub Jelinek <jakub@redhat.com>
9605 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
9606 addressable variables in the parallel that could go out of scope while
9607 running queued tasks.
9609 2009-04-01 Anatoly Sokolov <aesok@post.ru>
9611 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
9612 (CASE_VALUES_THRESHOLD): Redefine.
9613 * config/avr/avr.c (avr_override_options): Remove initialization of
9614 avr_case_values_threshold variable.
9615 (avr_case_values_threshold): Remove variable. Add new function.
9616 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
9617 * config/avr/avr.opt (mno-tablejump): Remove option.
9618 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
9620 2009-04-01 DJ Delorie <dj@redhat.com>
9622 * varasm.c (default_function_rodata_section): Don't assume
9623 anything about where the first '.' in the section name is.
9625 2009-04-01 Alan Modra <amodra@bigpond.net.au>
9627 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
9628 rs6000_emit_stack_tie.
9630 2009-03-31 Ian Lance Taylor <iant@google.com>
9632 * tree-eh.c (tree_remove_unreachable_handlers): Compare
9633 gimple_code with GIMPLE_RESX, not RESX.
9635 2009-03-31 Joseph Myers <joseph@codesourcery.com>
9637 * c-common.c (c_get_ident): New.
9638 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
9640 2009-04-01 Ben Elliston <bje@au.ibm.com>
9642 * config/rs6000/sysv4.opt (msdata): Improve option description.
9644 2009-03-31 Steve Ellcey <sje@cup.hp.com>
9646 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
9647 (divdf3_internal_lat): Remove.
9648 (divxf3_internal_lat): Remove.
9649 (divxf3_internal_thr): Remove.
9650 (divxf): Use divxf3_internal.
9651 * config/ia64/div.md (divsf3_internal_lat): New.
9652 (divdf3_internal_lat): New.
9653 (divxf3_internal): New.
9655 2009-03-31 Joseph Myers <joseph@codesourcery.com>
9658 * Makefile.in (USE_GCC_STDINT): Define.
9659 (stmp-int-hdrs): Install stdint.h if applicable.
9660 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
9662 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
9663 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
9664 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
9665 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9666 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9667 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9668 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9669 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9670 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9671 (c_common_nodes_and_builtins): Initialize
9672 underlying_wchar_type_node. Do not initialize
9673 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
9674 nodes for new types.
9675 (c_stddef_cpp_builtins): Define macros for new types.
9676 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
9678 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
9679 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
9680 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
9681 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
9682 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
9683 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
9684 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
9685 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
9686 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
9687 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
9688 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
9689 int16_type_node, int32_type_node, int64_type_node,
9690 uint8_type_node, uint16_type_node, c_uint32_type_node,
9691 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
9692 int_least32_type_node, int_least64_type_node,
9693 uint_least8_type_node, uint_least16_type_node,
9694 uint_least32_type_node, uint_least64_type_node,
9695 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
9696 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
9697 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
9698 uintptr_type_node): Define.
9699 * c-cppbuiltin.c (builtin_define_constants,
9700 builtin_define_type_minmax): New.
9701 (builtin_define_stdint_macros): Define more macros.
9702 (c_cpp_builtins): Define more limit macros.
9704 (builtin_define_type_max): Define in terms of
9705 builtin_define_type_minmax. Remove is_long parameter. All
9707 * config.gcc (use_gcc_stdint): Define.
9708 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
9709 Add newlib-stdint.h for generic targets.
9710 * config/glibc-stdint.h, config/newlib-stdint.h,
9711 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
9712 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
9713 * config/score/score.h (UINTPTR_TYPE): Define.
9714 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
9715 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9716 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9717 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9718 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9719 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9720 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9721 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9722 * config/spu/spu.h (STDINT_LONG32): Define.
9723 * configure.ac (use_gcc_stdint): Substitute.
9724 * configure: Regenerate.
9725 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
9726 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
9727 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
9728 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
9729 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
9730 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
9731 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
9732 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
9733 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
9734 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
9735 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
9736 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
9737 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
9738 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
9739 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
9740 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
9741 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
9742 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
9743 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
9744 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
9745 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
9746 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
9747 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
9748 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9749 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9750 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9751 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9752 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9753 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
9755 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
9757 * loop-iv.c (suitable_set_for_replacement): Renamed from
9758 simplify_using_assignment; changed to return bool and to accept new
9759 args DEST and SRC. Return true iff we find a source/destination pair
9760 that can be used to make a replacement, and fill SRC and DEST if so.
9761 Remove arg ALTERED. Don't deal with altered regs here. All callers
9763 (simplify_using_initial_values): Deal with altered regs here and track
9764 more precisely the effect they have on the validity of our expression.
9766 * loop-iv.c (simplify_using_condition): A condition of the form
9767 (EQ REG CONST) can be used to simply make a substitution.
9768 (simplify_using_initial_values): Keep track of conditions we have seen
9769 and keep using them to simplify new expressions, while applying the
9770 same substitutions to them as to the expression.
9772 * simplify-rtx.c (simplify_relational_operation_1): Simplify
9773 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
9776 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
9777 changed. Use this when trying to improve the upper bound.
9778 Generate the comparison by using simplify_gen_relational.
9780 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
9782 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
9784 (simplify_using_assignment, simplify_using_initial_values): Call
9785 replace_in_expr to make replacements. Call replace_single_def_regs
9786 once on the initial version of the expression.
9788 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9791 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
9793 2009-03-31 Richard Guenther <rguenther@suse.de>
9796 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
9797 equality comparisons. Fold C - X CMP X if C % 2 == 1.
9799 2009-03-31 Richard Guenther <rguenther@suse.de>
9801 * tree.h (div_if_zero_remainder): Declare.
9802 * fold-const.c (div_if_zero_remainder): Export.
9803 * tree-ssa-forwprop.c
9804 (forward_propagate_addr_into_variable_array_index): Handle
9805 constant array index addition outside of the variable index.
9807 2009-03-31 Joseph Myers <joseph@codesourcery.com>
9810 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
9811 define_splits, floatunssi<mode>2): Require x87 conversions from
9812 DImode to be permitted.
9814 2009-03-31 Joseph Myers <joseph@codesourcery.com>
9816 PR preprocessor/15638
9817 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
9819 2009-03-31 Richard Guenther <rguenther@suse.de>
9823 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
9824 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
9825 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
9826 a separate statement.
9827 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
9828 (lookup_tmp_var): Likewise.
9829 (is_gimple_formal_tmp_or_call_rhs): Remove.
9830 (is_gimple_reg_or_call_rhs): Rename to ...
9831 (is_gimple_reg_rhs_or_call): ... this.
9832 (is_gimple_mem_or_call_rhs): Rename to ...
9833 (is_gimple_mem_rhs_or_call): ... this.
9834 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
9835 DECL_GIMPLE_REG_P only if is_formal is true.
9836 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
9837 for non-proper post-modify expression gimplification.
9838 (gimplify_self_mod_expr): For post-modify expressions gimplify
9839 the lvalue to a minimal lvalue.
9840 (rhs_predicate_for): Remove formal temp case.
9841 (gimplify_modify_expr_rhs): Likewise.
9842 (gimplify_addr_expr): Use is_gimple_reg.
9843 (gimplify_expr): Remove formal temp cases.
9844 (gimple_regimplify_operands): Likewise.
9845 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
9846 and FILTER_EXPR like constants.
9847 * gimple.c (walk_gimple_op): Fix val_only initialization, use
9849 (is_gimple_formal_tmp_rhs): Remove.
9850 (is_gimple_reg_rhs): Remove special casing.
9851 (is_gimple_mem_rhs): Fix.
9852 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
9853 (is_gimple_formal_tmp_var): Remove.
9854 (is_gimple_formal_tmp_reg): Likewise.
9855 (is_gimple_min_lval): Allow invariant component ref parts.
9856 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
9857 is_gimple_formal_tmp_reg): Remove declarations.
9858 * tree-cfg.c (verify_expr): Verify that variables with address
9859 taken do not have DECL_GIMPLE_REG_P set.
9860 * tree-mudflap.c (mf_build_check_statement_for): Use
9861 force_gimple_operand instead of gimplify_expr.
9863 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
9865 * modulo-sched.c (sms_schedule_by_order): Pass the actual
9866 schedulable rows to compute_split_row.
9868 2009-03-31 Ben Elliston <bje@au.ibm.com>
9871 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
9874 2009-03-31 Alan Modra <amodra@bigpond.net.au>
9876 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
9877 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
9878 * configure: Regenerate.
9879 * config.in: Regenerate.
9880 * config/rs6000/rs6000.opt (mtls-markers): Add.
9881 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
9882 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
9883 (tls_ld_aix, tls_ld_sysv): Likewise.
9884 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
9885 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
9887 2009-03-31 Alan Modra <amodra@bigpond.net.au>
9889 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
9891 2009-03-30 Jan Hubicka <jh@suse.cz>
9893 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
9895 (tree_remove_unreachable_handlers): Cleanup EH predecestor
9896 detection and label handling.
9898 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
9900 * ira-int.h (ira_allocno): Rename left_conflicts_num to
9901 left_conflicts_size.
9902 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
9903 ALLOCNO_LEFT_CONFLICTS_SIZE.
9905 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
9906 remove_allocno_from_bucket_and_push,
9907 allocno_spill_priority_compare, push_allocnos_to_stack,
9908 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
9909 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
9910 (setup_allocno_left_conflicts_num): Ditto. Rename to
9911 setup_allocno_left_conflicts_size.
9912 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
9913 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
9914 setup_allocno_left_conflicts_size instead of
9915 setup_allocno_left_conflicts_num.
9917 * ira-build.c (ira_create_allocno): Use
9918 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
9919 ALLOCNO_LEFT_CONFLICTS_NUM.
9921 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
9923 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
9924 instead of DF_LR_OUT.
9926 * ira-lives.c (process_bb_node_lives): Ditto.
9928 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
9929 instead of DF_LR_{OUT,IN}.
9931 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
9933 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
9935 2009-03-30 Jan Hubicka <jh@suse.cz>
9937 * except.c (label_to_region_map): Fix thinko.
9939 2009-03-30 Steve Ellcey <sje@cup.hp.com>
9942 * tree.h (tree_find_value): New declaration.
9943 * tree.c (tree_find_value): New function.
9944 * varasm.c (assemble_external): Avoid duplicate entries on lists.
9946 2009-03-30 Jakub Jelinek <jakub@redhat.com>
9949 * c-decl.c (struct c_binding): Add locus field.
9950 (bind): Add locus argument, set locus field from it.
9951 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
9952 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
9953 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
9954 implicitly_declare, undeclared_variable, lookup_label,
9955 declare_label, c_make_fname_decl, c_builtin_function,
9956 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
9959 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
9962 * config/i386/i386.c (classify_argument): Check total size of
9965 2009-03-30 Martin Jambor <mjambor@suse.cz>
9967 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
9968 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
9969 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
9972 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
9973 seen_variable_array_ref while also traversing a union.
9975 * tree-inline.c (optimize_inline_calls): Do not call
9976 cgraph_node_remove_callees.
9977 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
9978 (pass_remove_cgraph_callee_edges): New variable.
9979 * passes.c (init_optimization_passes): Add
9980 pass_remove_cgraph_callee_edges after early inlining and before all
9981 late intraprocedural passes.
9983 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
9985 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9987 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
9990 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9992 * combine.c (simplify_comparison): Use have_insn_for.
9993 * dojump.c (do_jump): Likewise.
9995 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9997 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
9998 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
9999 sparc_compare_op0 like sparc_compare_emitted used to be handled.
10000 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
10001 instead of sparc_compare_emitted.
10002 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
10003 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
10004 instead of sparc_compare_emitted.
10006 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
10008 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
10009 enter/exit cfglayout mode.
10010 (pass_partition_block): Require it.
10011 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
10012 (combine_instructions): Track basic blocks instead of labels.
10013 (update_cfg_for_uncondjump): New.
10014 (try_combine): Use it. Update jumps after rescanning.
10015 (pass_combine): Require PROP_cfglayout.
10016 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
10018 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
10020 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
10021 Provide/destroy PROP_cfglayout respectively.
10022 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
10023 * tree-pass.h (PROP_cfglayout): New.
10025 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
10027 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
10028 fold_convert_const_fixed_from_fixed,
10029 fold_convert_const_fixed_from_int,
10030 fold_convert_const_fixed_from_real, fold_negate_const): Do not
10031 set TREE_CONSTANT_OVERFLOW.
10032 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
10033 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
10035 2009-03-30 Ira Rosen <irar@il.ibm.com>
10037 * tree-vect-loop-manip.c: New file.
10038 * tree-vectorizer.c: Update documentation and included files.
10039 (vect_loop_location): Make extern.
10040 (rename_use_op): Move to tree-vect-loop-manip.c
10041 (rename_variables_in_bb, rename_variables_in_loop,
10042 slpeel_update_phis_for_duplicate_loop,
10043 slpeel_update_phi_nodes_for_guard1,
10044 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
10045 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
10046 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
10047 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
10048 find_loop_location): Likewise.
10049 (new_stmt_vec_info): Move to tree-vect-stmts.c.
10050 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
10051 get_vectype_for_scalar_type, vect_is_simple_use,
10052 supportable_widening_operation, supportable_narrowing_operation):
10054 (bb_in_loop_p): Move to tree-vect-loop.c.
10055 (new_loop_vec_info, destroy_loop_vec_info,
10056 reduction_code_for_scalar_code, report_vect_op,
10057 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
10058 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
10059 (vect_supportable_dr_alignment): Likewise.
10060 * tree-vectorizer.h (tree-data-ref.h): Include.
10061 (vect_loop_location): Declare.
10062 Reorganize function declarations according to the new file structure.
10063 * tree-vect-loop.c: New file.
10064 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
10065 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
10066 * tree-vect-data-refs.c: New file.
10067 * tree-vect-patterns.c (timevar.h): Don't include.
10068 * tree-vect-stmts.c: New file.
10069 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
10070 tree-vect-slp.c, tree-vect-loop.c.
10071 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
10072 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
10073 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
10074 (tree-vect-analyze.o): Remove.
10075 (tree-vect-transform.o): Likewise.
10076 (tree-vect-data-refs.o): Add rule.
10077 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
10078 tree-vect-slp.o): Likewise.
10079 (tree-vect-patterns.o): Remove redundant dependencies.
10080 (tree-vectorizer.o): Likewise.
10081 * tree-vect-slp.c: New file.
10083 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10085 * optc-gen.awk: Warn if an option flag has multiple different
10088 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
10090 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
10091 -floop-block): Document dependences on PPL, CLooG and Graphite.
10093 2009-03-30 Joseph Myers <joseph@codesourcery.com>
10095 PR rtl-optimization/323
10096 * c-common.c (c_fully_fold, convert_and_check,
10097 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
10098 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
10099 * c-common.def (EXCESS_PRECISION_EXPR): New.
10100 * c-cppbuiltin.c (builtin_define_float_constants): Define
10101 constants with enough digits for long double.
10102 * c-lex.c (interpret_float): Interpret constant with excess
10103 precision where appropriate.
10104 * c-opts.c (c_common_post_options): Set
10105 flag_excess_precision_cmdline. Give an error for
10106 -fexcess-precision=standard for C++ for processors where the
10107 option is significant.
10108 * c-parser.c (c_parser_conditional_expression): Handle excess
10109 precision in condition.
10110 * c-typeck.c (convert_arguments): Handle arguments with excess
10112 (build_unary_op): Move excess precision outside operation.
10113 (build_conditional_expr): Likewise.
10114 (build_compound_expr): Likewise.
10115 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
10116 (build_modify_expr): Handle excess precision in RHS.
10117 (convert_for_assignment): Handle excess precision in converted
10119 (digest_init, output_init_element, process_init_element): Handle
10120 excess precision in initializer.
10121 (c_finish_return): Handle excess precision in return value.
10122 (build_binary_op): Handle excess precision in operands and add
10123 excess precision as needed for operation.
10124 * common.opt (-fexcess-precision=): New option.
10125 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
10126 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
10127 For standard excess precision, output explicit conversion to and
10128 truncation from XFmode.
10129 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
10130 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
10131 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
10132 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
10133 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
10134 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
10135 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
10136 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
10137 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
10138 define_splits, sqrt<mode>2): Disable where appropriate for
10139 standard excess precision.
10140 * convert.c (convert_to_real): Do not shorten arithmetic to type
10141 for which excess precision would be used.
10142 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
10143 * doc/invoke.texi (-fexcess-precision=): Document option.
10144 (-mfpmath=): Correct index entry.
10145 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
10146 flag_excess_precision): New.
10147 * langhooks.c (lhd_post_options): Set
10148 flag_excess_precision_cmdline.
10149 * opts.c (common_handle_option): Handle -fexcess-precision=.
10150 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
10151 init_excess_precision): New.
10152 (lang_dependent_init_target): Call init_excess_precision.
10153 * tree.c (excess_precision_type): New.
10154 * tree.h (excess_precision_type): Declare.
10156 2009-03-30 Joseph Myers <joseph@codesourcery.com>
10159 * c-typeck.c (build_component_ref): Do not copy qualifiers from
10160 non-lvalue to component.
10162 2009-03-29 Joseph Myers <joseph@codesourcery.com>
10164 PR preprocessor/34695
10165 * Makefile.in (c-opts.o): Depend on c-tree.h.
10166 * c-common.c: Move down include of diagnostic.h.
10167 (done_lexing, c_cpp_error): New.
10168 * c-common.h (done_lexing): Declare.
10169 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
10171 * c-opts.c: Include c-tree.h.
10172 (c_common_init_options): Set preprocessor error callback.
10173 (c_common_handle_option): Do not set preprocessor
10174 inhibit_warnings, warnings_are_errors, warn_system_headers,
10175 pedantic_errors or inhibit_warnings flags.
10176 (c_common_post_options): Do not check cpp_errors (parse_in).
10177 (c_common_finish): Do not output dependencies if there were
10178 errors. Do not check return value of cpp_finish.
10179 * c-ppoutput.c (pp_file_change): Set input_location.
10180 * c-tree.h (c_cpp_error): Declare.
10181 * diagnostic.c (diagnostic_set_info_translated): Also initialize
10183 (diagnostic_build_prefix): Check override_column.
10184 * diagnostic.h (diagnostic_info): Add override_column field.
10185 (diagnostic_override_column): Define.
10187 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
10189 * c-common.c (c_expand_expr, c_staticp): Remove.
10190 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
10191 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
10192 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
10193 * c-gimplify.c (gimplify_compound_literal_expr,
10194 optimize_compound_literals_in_ctor): Remove.
10195 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
10196 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
10197 * c-semantics.c (emit_local_var): Remove.
10199 * langhooks-def.h (lhd_expand_expr): Remove.
10200 * langhooks.c (lhd_expand_expr): Remove.
10201 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
10203 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
10204 handling from c-semantics.c; don't call into langhook.
10205 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
10206 * gimplify.c (gimplify_compound_literal_expr,
10207 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
10208 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
10209 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
10210 as was done in c-gimplify.c.
10211 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
10212 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
10213 Move from c-common.h.
10214 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
10216 * tree.c (staticp): Do not call langhook.
10217 * langhooks.c (lhd_staticp): Delete.
10218 * langhooks-def.h (lhd_staticp): Delete prototype.
10219 (LANG_HOOKS_STATICP): Delete.
10220 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
10222 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
10223 instead of DECL_STMTs.
10225 2009-03-29 Joseph Myers <joseph@codesourcery.com>
10233 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
10235 (fold_call_expr): Return a NOP_EXPR from folding rather than the
10236 contained expression.
10237 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
10238 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
10239 conditional expressions for C.
10240 (decl_constant_value_for_optimization): Move from
10241 decl_constant_value_for_broken_optimization in c-typeck.c. Check
10242 whether optimizing and that the expression is a VAR_DECL not of
10243 array type instead of doing such checks in the caller. Do not
10244 check pedantic. Call gcc_unreachable for C++.
10245 * c-common.def (C_MAYBE_CONST_EXPR): New.
10246 * c-common.h (c_fully_fold, c_save_expr,
10247 decl_constant_value_for_optimization): New prototypes.
10248 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
10249 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
10250 EXPR_INT_CONST_OPERANDS): Define.
10251 * c-convert.c (convert): Strip nops from expression.
10252 * c-decl.c (groktypename): Take extra parameters expr and
10253 expr_const_operands. Update call to grokdeclarator.
10254 (start_decl): Update call to grokdeclarator. Add statement for
10255 expressions used in type of decl.
10256 (grokparm): Update call to grokdeclarator.
10257 (push_parm_decl): Update call to grokdeclarator.
10258 (build_compound_literal): Add parameter non_const and build a
10259 C_MAYBE_COSNT_EXPR if applicable.
10260 (grokdeclarator): Take extra parameters expr and
10261 expr_const_operands. Track expressions used in declaration
10262 specifiers and declarators. Fold array sizes and track whether
10263 they are constant expressions and whether they are integer
10264 constant expressions.
10265 (parser_xref_tag): Set expr and expr_const_operands fields in
10267 (grokfield): Update call to grokdeclarator.
10268 (start_function): Update call to grokdeclarator.
10269 (build_null_declspecs): Set expr and expr_const_operands fields in
10271 (declspecs_add_type): Handle expressions in typeof specifiers.
10272 * c-parser.c (c_parser_declspecs): Set expr and
10273 expr_const_operands fields for declaration specifiers.
10274 (c_parser_enum_specifier): Likewise.
10275 (c_parser_struct_or_union_specifier): Likewise.
10276 (c_parser_typeof_specifier): Likewise. Update call to
10277 groktypename. Fold expression as needed. Return expressions with
10278 type instead of adding statements.
10279 (c_parser_attributes): Update calls to c_parser_expr_list.
10280 (c_parser_statement_after_labels): Fold expression before passing
10281 to objc_build_throw_stmt.
10282 (c_parser_condition): Fold expression.
10283 (c_parser_asm_operands): Fold expression.
10284 (c_parser_conditional_expression): Use c_save_expr. Update call
10285 to build_conditional_expr.
10286 (c_parser_alignof_expression): Update call to groktypename.
10287 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
10288 original_code. Fold expression argument of va_arg. Create
10289 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
10290 argument to va_arg. Update calls to groktypename. Fold array
10291 index for offsetof. Verify that first argument to
10292 __builtin_choose_expr has integer type.
10293 (c_parser_postfix_expression_after_paren_type): Update calls to
10294 groktypename and build_compound_literal. Handle expressions with
10295 side effects in type name.
10296 (c_parser_postfix_expression_after_primary): Update call to
10297 c_parser_expr_list. Set original_code for calls to
10298 __builtin_constant_p.
10299 (c_parser_expr_list): Take extra parameter fold_p. Fold
10300 expressions if requested.
10301 (c_parser_objc_type_name): Update call to groktypename.
10302 (c_parser_objc_synchronized_statement): Fold expression.
10303 (c_parser_objc_receiver): Fold expression.
10304 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
10305 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
10306 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
10307 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
10308 (struct c_typespec): Add elements expr and expr_const_operands.
10309 (struct c_declspecs): Add elements expr and expr_const_operands.
10310 (groktypename, build_conditional_expr, build_compound_literal):
10312 (in_late_binary_op): Declare.
10313 * c-typeck.c (note_integer_operands): New function.
10314 (in_late_binary_op): New variable.
10315 (decl_constant_value_for_broken_optimization): Move to c-common.c
10316 and rename to decl_constant_value_for_optimization.
10317 (default_function_array_conversion): Do not strip nops.
10318 (default_conversion): Do not call
10319 decl_constant_value_for_broken_optimization.
10320 (build_array_ref): Do not fold result.
10321 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
10322 result when operand is a VLA.
10323 (c_expr_sizeof_type): Update call to groktypename. Handle
10324 expressions included in type name. Use C_MAYBE_CONST_EXPR for
10325 result when operand names a VLA type.
10326 (build_function_call): Update call to build_compound_literal.
10327 Only fold result for calls to __builtin_* functions. Strip
10328 NOP_EXPR from INTEGER_CST returned from such functions. Fold
10329 the function designator.
10330 (convert_arguments): Fold arguments. Update call to
10331 convert_for_assignment.
10332 (build_unary_op): Handle increment and decrement of
10333 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
10334 decrement earlier. Fold operand of increment and decrement.
10335 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
10336 built for integer operand. Wrap returns that are INTEGER_CSTs
10337 without being integer constant expressions or that have integer
10338 constant operands without being INTEGER_CSTs.
10339 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
10340 (build_conditional_expr): Add operand ifexp_bcp. Track whether
10341 result is an integer constant expression or can be used in
10342 unevaluated parts of one and avoid folding and wrap as
10343 appropriate. Fold operands before possibly doing -Wsign-compare
10345 (build_compound_expr): Wrap result for C99 if operands can be used
10346 in integer constant expressions.
10347 (build_c_cast): Update call to digest_init. Do not ignore
10348 overflow from casting floating-point constants to integers. Wrap
10349 results that could be confused with integer constant expressions,
10350 null pointer constants or floating-point constants.
10351 (c_cast_expr): Update call to groktypename. Handle expressions
10352 included in type name.
10353 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
10354 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
10355 Update calls to convert_for_assignment.
10356 (convert_for_assignment): Take new parameter
10357 null_pointer_constant. Do not strip nops or call
10358 decl_constant_value_for_broken_optimization. Set
10359 in_late_binary_op for conversions to boolean.
10360 (store_init_value): Update call to digest_init.
10361 (digest_init): Take new parameter null_pointer_constant. Do not
10362 call decl_constant_value_for_broken_optimization. pedwarn for
10363 initializers not constant expressions. Update calls to
10364 convert_for_assignment.
10365 (constructor_nonconst): New.
10366 (struct constructor_stack): Add nonconst element.
10367 (really_start_incremental_init, push_init_level, pop_init_level):
10368 Handle constructor_nonconst and nonconst element.
10369 (set_init_index): Call constant_expression_warning for array
10371 (output_init_element): Fold value. Set constructor_nonconst as
10372 applicable. pedwarn for initializers not constant expressions.
10373 Update call to digest_init. Call constant_expression_warning
10374 where constant initializers are required.
10375 (process_init_element): Use c_save_expr.
10376 (c_finish_goto_ptr): Fold expression.
10377 (c_finish_return): Fold return value. Update call to
10378 convert_for_assignment.
10379 (c_start_case): Fold switch expression.
10380 (c_process_expr_stmt): Fold expression.
10381 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
10382 ensure statement expression is not evaluated in constant expression.
10383 (build_binary_op): Track whether results are integer constant
10384 expressions or may occur in such, disable folding and wrap results
10385 as applicable. Fold operands for -Wsign-compare warnings unless
10387 (c_objc_common_truthvalue_conversion): Handle results folded to
10388 integer constants that are not integer constant expressions.
10389 * doc/extend.texi: Document when typeof operands are evaluated,
10390 that condition of __builtin_choose_expr is an integer constant
10391 expression, and more about use of __builtin_constant_p in
10394 2009-03-29 Richard Guenther <rguenther@suse.de>
10396 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
10397 propagate addresses of array references.
10399 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
10401 * regmove.c (perhaps_ends_bb_p): Remove.
10402 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
10403 from INSN and check that the main loop stays within that basic block.
10404 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
10405 (regmove_forward_pass): Split out from regmove_optimize. Use
10406 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
10407 (regmove_backward_pass): Split out from regmove_optimize. Use
10408 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
10409 (regmove_optimize): Simplify.
10411 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
10414 * config/i386/i386.c (classify_argument): Ignore flexible array
10415 member in struct and warn ABI change.
10417 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
10419 * config/i386/i386-protos.h (ix86_agi_dependent): New.
10421 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
10422 (ix86_adjust_cost): Updated.
10424 2009-03-29 Jan Hubicka <jh@suse.cz>
10426 PR middle-end/28850
10427 * tree-pass.h (pass_cleanup_eh): New function.
10428 (remove_unreachable_regions): Break code handling RTL
10429 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
10430 that can not be reached by runtime.
10431 (can_be_reached_by_runtime): New function.
10432 (label_to_region_map): New function.
10433 (num_eh_regions): New function.
10434 (rtl_remove_unreachable_regions): New function.
10435 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
10436 (remove_eh_region): New function.
10437 * except.h: Include sbitmap and vecprim.
10438 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
10439 num_eh_regions): Declare.
10440 * passes.c (init_optimization_passes): Schedule cleanup_eh.
10441 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
10442 * tree-eh.c (tree_remove_unreachable_handlers): New function.
10443 (tree_empty_eh_handler_p): New function.
10444 (cleanup_empty_eh): New function.
10445 (cleanup_eh): New function.
10446 (pass_cleanup_eh): New function.
10448 2009-03-29 Jan Hubicka <jh@suse.cz>
10450 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
10451 for removed regions.
10453 2009-03-29 Jan Hubicka <jh@suse.cz>
10455 * except.c (dump_eh_tree): Dump all datastructures.
10457 2009-03-29 Jan Hubicka <jh@suse.cz>
10459 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
10460 (duplicate_eh_regions_1): Likewise.
10461 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
10462 vector; call EH verification.
10463 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
10464 Be ready for region being removed.
10466 2009-03-29 Jan Hubicka <jh@suse.cz>
10468 * bitmap.c (bitmap_last_set_bit): New function.
10469 * bitmap.h (bitmap_last_set_bit): Declare.
10471 2009-03-29 David Ayers <ayers@fsfe.org>
10474 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
10475 by calling objc_compare_types and surpress warnings about
10476 incompatible C pointers that are compatible ObjC pointers.
10478 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
10480 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
10481 call initialize_inline_failed.
10482 (initialize_inline_failed): Move it from here ...
10483 * cgraph.c (initialize_inline_failed): ... to here.
10484 (cgraph_create_edge): Call initialize_inline_failed rather than
10485 setting inline_failed directly.
10487 2009-03-29 Ben Elliston <bje@au.ibm.com>
10490 * sysv4.opt (msdata): Improve comment.
10491 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
10492 * sysv4.h (SVR4_ASM_SPEC): Likewise.
10494 2009-03-29 Ben Elliston <bje@au.ibm.com>
10497 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
10498 load and store attributes.
10500 2009-03-29 Ben Elliston <bje@au.ibm.com>
10502 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
10503 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
10504 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
10505 * doc/extend.texi (X86 Built-in Functions): Add index entries for
10506 __builtin_infq and __builtin_huge_valq.
10508 2009-03-28 Anatoly Sokolov <aesok@post.ru>
10510 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
10512 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10513 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
10515 2009-03-28 Xinliang David Li <davidxl@google.com>
10517 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
10518 (do_dbg_cnt): New function.
10520 2009-03-28 Jan Hubicka <jh@suse.cz>
10522 Merge from pretty-ipa:
10524 2009-03-27 Jan Hubicka <jh@suse.cz>
10526 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
10527 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
10528 * passes.c (function_called_by_processed_nodes_p): New.
10529 * ipa-pure-const.c (check_call): Fix handling of operands.
10530 (analyze_function): Dump debug output for skipped bodies.
10531 (local_pure_const): Use function_called_by_processed_nodes_p.
10532 * dwarf2out.c (reference_to_unused): Use output.
10533 * passes.c (do_per_function_toporder): Likewise.
10535 2008-11-12 Jan Hubicka <jh@suse.cz>
10537 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
10538 * ipa-pure-const.c (funct_state_d): Add can throw field; make
10539 state_set_in_source enum
10540 (check_decl): Ignore memory tags; do not set fake looping flags;
10542 (check_operand, check_tree, check_rhs_var, check_lhs_var,
10543 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
10544 (check_call, analyze_function): Rewrite.
10546 (add_new_function): Update call of analyze_function.
10547 (generate_summary): Add call of analyze_function.
10548 (propagate): Propagate can_throw; handle state_set_in_source correctly.
10549 (local_pure_const): New function.
10550 (pass_local_pure_const): New pass.
10551 * ipa-inline.c (inline_transform): Set after_inlining.
10552 * tree-eh.c (stmt_can_throw_external): New.
10553 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
10554 work with aliasing built.
10555 * tree-flow.h (stmt_can_throw_external): New.
10556 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
10557 and local pure/const pass in early and late optimization queue.
10559 2009-03-28 Martin Jambor <mjambor@suse.cz>
10561 * fold-const.c (get_pointer_modulus_and_residue): New parameter
10563 (fold_binary): Allow function decl aligment consideration is the
10564 second argument is integer constant one.
10565 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
10566 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
10567 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
10569 2009-03-28 Jan Hubicka <jh@suse.cz>
10571 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
10572 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
10573 * function.h (rtl_data): Add nothrow flag.
10574 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
10575 set DECL_NOTHROW for AVAILABLE functions.
10577 2009-03-28 Jakub Jelinek <jakub@redhat.com>
10579 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
10580 following vector keyword has expansion starting with pixel or bool
10581 keyword, expand vector to __vector and pixel or bool to __pixel or
10585 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
10586 warn_if_disallowed_function_p): Removed.
10587 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
10588 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
10589 warning_if_disallowed_function_p.
10590 * flags.h (warn_if_disallowed_function_p,
10591 warn_disallowed_functions): Removed.
10592 * common.opt (Wdisallowed-function-list=): Removed.
10593 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
10595 2009-03-28 Richard Guenther <rguenther@suse.de>
10597 PR tree-optimization/38723
10598 * tree-ssa-pre.c (compute_avail): Add all default definitions to
10601 2009-03-28 Jan Hubicka <jh@suse.cz>
10603 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
10604 test introduced by my previous patch.
10606 2009-03-28 Richard Guenther <rguenther@suse.de>
10608 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
10609 the PHIs value undefined.
10611 2009-03-28 Jan Hubicka <jh@suse.cz>
10613 * tree-pass.h (pass_fixup_cfg): New pass.
10614 * ipa-inline.c (inline_transform): Set
10615 always_inline_functions_inlined/after_inlining.
10616 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
10617 (pass_fixup_cfg): New pass.
10618 * passes.c (init_optimization_passes): Add fixup_cfg.
10620 2009-03-28 Richard Guenther <rguenther@suse.de>
10622 PR tree-optimization/38458
10623 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
10624 argument use the arguments copy-of value.
10626 2009-03-28 Richard Guenther <rguenther@suse.de>
10628 PR tree-optimization/38180
10629 * tree-ssa-ccp.c (get_default_value): Simplify.
10630 (likely_value): Likewise.
10631 (surely_varying_stmt_p): Properly handle VOP case.
10632 (ccp_initialize): Likewise.
10633 (ccp_fold): Handle propagating through *&.
10634 (fold_const_aggregate_ref): Also handle decls.
10636 2009-03-28 Jan Hubicka <jh@suse.cz>
10638 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
10639 * cgraph.h (cgraph_node): Likewise.
10640 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
10641 (cgraph_reset_node): Use process flag.
10642 (cgraph_mark_functions_to_output): Likewise.
10643 (cgraph_expand_function): Likewise.
10644 (cgraph_expand_all_functions): Likewise.
10645 (cgraph_output_in_order): Likewise.
10646 * dwarf2out.c (reference_to_unused): Likewise.
10647 * passes.c do_per_function_toporder): Likewise.
10649 2009-03-28 Jan Hubicka <jh@suse.cz>
10651 Bring from lto-branch:
10653 2008-09-03 Doug Kwan <dougkwan@google.com>
10655 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
10656 enums instead of reason strings.
10657 * cgraph.c (cgraph_create_edge): Same.
10658 (cgraph_inline_failed_string): New function.
10659 * cgraph.h (cgraph_inline_failed_t): New enum type.
10660 (cgraph_inline_failed_string): New prototype.
10661 (struct cgraph_edge): Change type of INLINED_FAILED from constant
10662 char pointer to cgraph_inline_failed_t.
10663 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
10664 (cgraph_default_inline_p): Ditto.
10665 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
10666 to cgraph_inline_failed_t pointer.
10667 * cif-code.def: New file.
10668 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
10670 (cgraph_check_inline_limits): Change type of REASON to pointer to
10671 cgraph_inline_failed_t. Replace reason strings with enums.
10672 (cgraph_default_inline_p): Ditto.
10673 (cgraph_recursive_inlining_p): Ditto.
10674 (update_caller_keys): Change type of FAILED_REASON to
10675 cgraph_inline_failed_t.
10676 (cgraph_set_inline_failed): Change type of REASON to pointer to
10677 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
10678 convert enums to strings for text output.
10679 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
10680 to be of type cgraph_inline_failed_t. Replace reason strings with
10681 enums. Call cgraph_inline_failed_string to covert enums
10682 to strings for text output.
10683 (cgraph_decide_inlining): Replace reason strings with enums.
10684 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
10685 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
10687 * tree-inline.c (expand_call_inline): Change type of REASON
10688 to cgraph_inline_failed_t. Replace reason strings with enums.
10689 Call cgraph_inline_failed_string for text output.
10690 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
10693 2009-03-28 Jan Hubicka <jh@suse.cz>
10695 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
10696 cgraph_clone_node): Remove master clone handling.
10697 (cgraph_is_master_clone, cgraph_master_clone): Remove.
10698 * cgraph.h (master_clone): Remove.
10699 (cgraph_is_master_clone, cgraph_master_clone): Remove.
10700 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
10701 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
10703 2009-03-28 Jan Hubicka <jh@suse.cz>
10705 * cgraph.c (cgraph_function_body_availability): Functions declared
10706 inline are always safe to assume that it is not going to be replaced.
10708 2009-03-28 Richard Guenther <rguenther@suse.de>
10710 PR tree-optimization/38513
10711 * tree-ssa-pre.c (eliminate): Remove redundant stores.
10712 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
10713 EXC_PTR_EXPR and FILTER_EXPR.
10714 (get_ref_from_reference_ops): Likewise.
10716 2009-03-28 Richard Guenther <rguenther@suse.de>
10718 PR tree-optimization/38968
10719 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
10720 Use FLOOR_MOD_EXPR to compute misalignment.
10722 2009-03-28 Richard Guenther <rguenther@suse.de>
10724 PR tree-optimization/37795
10725 * tree.h (combine_comparisons): Declare.
10726 * fold-const.c (combine_comparisons): Export.
10727 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
10729 (ifcombine_iforif): Use combine_comparisons.
10731 2009-03-28 Jan Hubicka <jh@suse.cz>
10733 * tree-eh.c (inlinable_call_p): New function.
10734 (make_eh_edges): Use it.
10735 (verify_eh_edges): Use it.
10736 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
10737 * except.c (reachable_next_level): Add inlinable_function argument
10738 (sjlj_find_directly_reachable_regions): Update.
10739 (add_reachable_handler): Do not set saw_any_handlers.
10740 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
10741 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
10742 Add new inlinable call parameter.
10743 (can_throw_internal, can_throw_external): Update.
10744 * except.h (can_throw_internal_1, can_throw_external_1,
10745 foreach_reachable_handler): Update declaration.
10747 2009-03-28 Joseph Myers <joseph@codesourcery.com>
10749 * config/arm/t-arm-coff, config/h8300/coff.h,
10750 config/i386/i386-aout.h, config/i386/i386-coff.h,
10751 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
10752 config/pdp11/2bsd.h, config/rs6000/aix41.h,
10753 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
10754 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
10755 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
10756 sys-types.h: Remove.
10757 * Makefile.in: Remove protoize and fixproto support and references
10759 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
10760 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
10762 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
10763 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
10764 unprotoize$(exeext).
10765 (rest.encap): Don't depend on $(STMP_FIXPROTO)
10766 (.PHONY): Don't depend on proto.
10767 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
10768 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
10769 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
10770 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
10771 build/gen-protos.o, build/scan.o, xsys-protos.h,
10772 build/fix-header$(build_exeext), build/fix-header.o,
10773 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
10774 stmp-install-fixproto): Remove.
10775 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
10776 SYSCALLS.c or fixproto files.
10777 (install-common): Don't install protoize.
10778 (install-headers-tar, install-headers-cpio, install-headers-cp):
10779 Don't depend on $(STMP_FIXPROTO).
10780 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
10781 install fixproto files or write out fixproto settings.
10782 (uninstall): Don't uninstall protoize.
10783 * config.gcc (use_fixproto): Remove.
10784 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
10785 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
10786 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
10787 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
10788 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
10789 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
10790 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
10791 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
10792 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
10793 * config/t-vxworks (STMP_FIXPROTO): Remove.
10794 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
10795 STMP_FIXPROTO): Remove.
10796 * config.in, configure: Regenerate.
10797 * crtstuff.c (gid_t, uid_t): Don't undefine.
10798 * doc/install.texi: Change m68k-coff to m68k-elf in example.
10799 (arm-*-coff, arm-*-aout: Remove target entries.
10800 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
10801 Remove mention of AIX 4.1.
10802 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
10803 * doc/invoke.texi (Running Protoize): Remove.
10804 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
10805 (Protoize Caveats): Remove.
10806 * tsystem.h: Update comments on headers assumed to exist.
10808 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
10810 * genautomata.c: Add a new year to the copyright. Add a new
10812 (struct insn_reserv_decl): Add comments for member bypass_list.
10813 (find_bypass): Remove.
10814 (insert_bypass): New.
10815 (process_decls): Use insert_bypass.
10816 (output_internal_insn_latency_func): Output all bypasses with the
10817 same input insn in one switch case.
10819 * rtl.def (define_bypass): Describe bypass choice.
10820 * doc/md.texi (define_bypass): Ditto.
10822 2009-03-27 Richard Guenther <rguenther@suse.de>
10824 * gimplify.c (mark_addressable): Export.
10825 * tree-flow.h (mark_addressable): Declare.
10826 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
10827 * tree-ssa.c (verify_phi_args): Verify that address taken
10828 variables have TREE_ADDRESSABLE set.
10830 2009-03-27 Richard Guenther <rguenther@suse.de>
10832 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
10833 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
10834 Do not mark decls TREE_ADDRESSABLE.
10835 (build_fold_addr_expr): Adjust.
10836 (fold_addr_expr): Remove.
10837 (fold_unary): Use build_fold_addr_expr.
10838 (fold_comparison): Likewise.
10839 (split_address_to_core_and_offset): Likewise.
10840 * coverage.c (tree_coverage_counter_addr): Mark the array decl
10842 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
10843 (gimplify_modify_expr_to_memcpy): Mark source and destination
10845 * omp-low.c (create_omp_child_function): Mark the object decl
10847 (lower_rec_input_clauses): Mark the var we take the address of
10849 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
10851 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10853 PR middle-end/39315
10854 * cfgexpand.c (expand_one_stack_var_at): Change alignment
10855 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
10857 2009-03-27 Richard Guenther <rguenther@suse.de>
10859 PR tree-optimization/39120
10860 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
10862 (handle_lhs_call): Process return constraints. Add escape
10863 constraints if necessary.
10864 (handle_const_call): Fill out return constraints. Make nested
10865 case more precise. Avoid consttmp if possible.
10866 (handle_pure_call): Fill out return constraints. Avoid
10867 callused if possible.
10868 (find_func_aliases): Simplify call handling.
10870 2009-03-27 Richard Guenther <rguenther@suse.de>
10872 PR tree-optimization/39120
10873 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
10874 as a representative.
10875 (solve_graph): Do propagate CALLUSED.
10876 (handle_pure_call): Use a scalar constraint from CALLUSED for
10878 (find_what_p_points_to): CALLUSED shall not appear in poins-to
10881 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10884 * c-common.c (handle_aligned_attribute): Properly check alignment
10885 overflow. Use (1U << i) instead of (1 << i).
10887 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
10889 * expr.h (get_mem_align_offset): Updated.
10891 * tree.h (tree_decl_common): Change align to "unsigned int" and
10892 move it before pointer_alias_set.
10894 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10895 Jakub Jelinek <jakub@redhat.com>
10898 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
10899 gr_register_operand with gr_reg_or_0_operand.
10900 (cmpxchg_rel_di): Likewise.
10901 (sync_lock_test_and_set<mode>): Likewise.
10903 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10905 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
10906 (true_regnum): Likewise.
10908 * rtlanal.c (subreg_info): Moved to ...
10909 * rtl.h (subreg_info): Here. New.
10910 (subreg_get_info): New.
10912 * rtlanal.c (subreg_get_info): Make it extern.
10914 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10917 * config/i386/i386.c (ix86_abi): New.
10918 (override_options): Handle -mabi=.
10919 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
10920 (ix86_call_abi_override): Likewise.
10921 (init_cumulative_args): Likewise.
10922 (function_arg_advance): Likewise.
10923 (function_arg_64): Likewise.
10924 (function_arg): Likewise.
10925 (ix86_pass_by_reference): Likewise.
10926 (ix86_function_value_regno_p): Likewise.
10927 (ix86_build_builtin_va_list_abi): Likewise.
10928 (setup_incoming_varargs_64): Likewise.
10929 (is_va_list_char_pointer): Likewise.
10930 (ix86_init_machine_status): Likewise.
10931 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
10932 (ix86_function_type_abi): Return enum calling_abi. Rewrite
10933 for 64bit. Replace DEFAULT_ABI with ix86_abi.
10934 (ix86_function_abi): Make it static and return enum calling_abi.
10935 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
10937 (ix86_fn_abi_va_list): Updated.
10939 * config/i386/i386.h (ix86_abi): New.
10940 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
10941 (CONDITIONAL_REGISTER_USAGE): Likewise.
10942 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
10943 (machine_function): Likewise.
10945 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
10947 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
10948 (STACK_BOUNDARY): Likewise.
10949 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
10951 * config/i386/i386.opt (mabi=): New.
10953 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
10954 return enum calling_abi.
10955 (ix86_function_type_abi): Likewise.
10956 (ix86_function_abi): Removed.
10958 * doc/invoke.texi: Document -mabi= option for x86.
10960 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10962 * builtins.c (real_dconstp): Delete.
10963 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
10965 2009-03-27 Dodji Seketeli <dodji@redhat.com>
10966 Jakub Jelinek <jakub@redhat.com>
10969 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
10970 (gen_subprogram_die): When a function is explicit, generate the
10971 DW_AT_explicit attribute.
10972 * langhooks.h (struct lang_hooks_for_decls): Add
10973 function_decl_explicit_p langhook.
10974 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
10975 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
10977 2009-03-27 Jakub Jelinek <jakub@redhat.com>
10979 * builtins.c (fold_builtin_memory_op): Optimize memmove
10980 into memcpy if we can prove source and destination don't overlap.
10982 * tree-inline.c: Include gt-tree-inline.h.
10983 (clone_fn_id_num): New variable.
10984 (clone_function_name): New function.
10985 (tree_function_versioning): Use it.
10986 * Makefile.in (GTFILES): Add tree-inline.c.
10988 2009-03-27 Mark Mitchell <mark@codesourcery.com>
10990 * BASE-VER: Change to 4.5.0.
10992 2009-03-27 Xinliang David Li <davidxl@google.com>
10994 PR tree-optimization/39557
10995 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
10997 2009-03-27 Xinliang David Li <davidxl@google.com>
10999 PR tree-optimization/39548
11000 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
11003 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
11005 * c-common.c (pointer_int_sum): Use %wd on return from
11008 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
11010 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
11011 on return from tree_low_cst.
11013 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
11016 * ginclude/stdarg.h (va_copy): Define also for
11017 __GXX_EXPERIMENTAL_CXX0X__.
11019 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11022 * builtins.h (c_strlen): Do not warn here.
11023 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
11024 * c-common.c (pointer_int_sum): Take an explicit location.
11025 Warn about offsets out of bounds.
11026 * c-common.h (pointer_int_sum): Adjust declaration.
11028 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11030 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
11033 2009-03-26 Jakub Jelinek <jakub@redhat.com>
11036 * opts.c (warn_if_disallowed_function_p): Don't assume
11037 get_callee_fndecl must return non-NULL.
11039 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
11041 PR rtl-optimization/39522
11042 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
11043 when reg_reloaded_valid is set.
11045 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11047 * config/spu/divv2df3.c: New file.
11048 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
11049 (DPBIT_FUNCS): Filter out _div_df.
11051 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
11053 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
11054 a jump insn, count that jump in the distance to the loop start.
11056 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
11059 * config/sh/sh.c (calc_live_regs): Fix condition for global
11060 registers except PIC_OFFSET_TABLE_REGNUM.
11062 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
11065 * doc/invoke.texi (-mconsole): New.
11067 (-mno-cygwin): New.
11069 (-mnop-fun-dllimport): New.
11073 (sub section "i386 and x86-64 Windows Options"): New.
11075 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
11077 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
11078 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
11080 2009-03-25 Richard Guenther <rguenther@suse.de>
11082 PR middle-end/39497
11083 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
11086 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
11088 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
11089 neither of haifa/selective schedulers are working.
11091 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11093 * doc/invoke.texi (Debugging Options): Fix description of
11094 -fno-merge-debug-strings.
11096 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
11098 * config/cris/libgcc.ver: New version-script.
11099 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
11101 * configure.ac <GAS features, nop mnemonic>: Add pattern
11102 crisv32-*-* for "nop".
11103 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
11104 * configure: Regenerate.
11106 2009-03-24 Ira Rosen <irar@il.ibm.com>
11108 PR tree-optimization/39529
11109 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
11110 mark_sym_for_renaming for the tag copied to the new vector
11113 2009-03-24 Arthur Loiret <aloiret@debian.org>
11115 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
11116 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
11117 EXTRA_SPEC_FUNCTIONS.
11118 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
11119 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
11120 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
11121 -march and -mtune options.
11123 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
11125 * config/m68k/t-rtems: Add m5329 multilib.
11127 2009-03-24 Dodji Seketeli <dodji@redhat.com>
11128 Jakub Jelinek <jakub@redhat.com>
11131 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
11134 2009-03-23 Jakub Jelinek <jakub@redhat.com>
11137 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
11138 instead of c_parser_expression_conv, if original_code isn't one of the
11139 4 allowed comparison codes, fail.
11141 2009-03-23 Richard Guenther <rguenther@suse.de>
11143 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
11144 * tree.h (struct tree_type): Likewise.
11145 * reload.h (struct insn_chain): Likewise.
11146 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
11147 * function.h (struct function): Likewise.
11148 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
11150 2009-03-23 Jakub Jelinek <jakub@redhat.com>
11152 PR tree-optimization/39516
11153 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
11155 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
11157 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
11158 should be set true if BITS_PER_WORD of target is bigger than 32
11160 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
11162 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
11163 Translate -B-options to -rpath-link. Correct existing
11164 rpath-link and conditionalize on !nostdlib.
11166 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11168 * doc/extend.texi (Function Attributes, Variable Attributes):
11170 * doc/invoke.texi (Debugging Options, Optimize Options)
11171 (i386 and x86-64 Options, MCore Options): Likewise.
11173 2009-03-20 Jakub Jelinek <jakub@redhat.com>
11176 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
11177 it for block local namespace aliases.
11178 (gen_decl_die): Pass context_die to gen_namespace_die.
11180 2009-03-19 Jakub Jelinek <jakub@redhat.com>
11183 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
11184 minimum or maximum value.
11186 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
11188 * reginfo.c (globalize_reg): Recompute derived reg sets.
11190 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
11193 * libgcc2.c (mprotect): Do not use signed arguments for
11194 VirtualProtect, use DWORD arguments. Also fix the 'may
11195 be used uninitialized' warning for the np variable.
11197 2009-03-19 Jakub Jelinek <jakub@redhat.com>
11200 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
11201 functions using regparm calling conventions when not optimizing.
11202 (ix86_function_sseregparm): Similarly for sseregparm calling
11205 2009-03-19 Li Feng <nemokingdom@gmail.com>
11207 PR middle-end/39500
11208 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
11209 dependence if the first conflict is after niter iterations.
11211 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
11213 PR middle-end/38609
11214 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
11215 functions with dynamic stack-pointer adjustments.
11217 2009-03-19 Ben Elliston <bje@au.ibm.com>
11219 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
11220 option; change to -msdata=data.
11222 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11224 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
11227 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
11230 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
11232 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
11234 * doc/invoke.texi (Code Gen Options): Expand discussion of
11237 2009-03-18 Jakub Jelinek <jakub@redhat.com>
11239 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
11240 * matrix-reorg.c (struct matrix_info): Likewise.
11241 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
11242 * rtl.h (struct mem_attrs): Likewise.
11243 * df.h (struct df): Likewise.
11244 * tree-data-ref.h (struct data_dependence_relation): Likewise.
11245 * ira-int.h (struct ira_allocno): Likewise.
11246 * df-scan.c (struct df_collection_rec): Likewise.
11247 * ira.c (struct equivalence): Likewise.
11248 * function.c (struct temp_slot): Likewise.
11249 * cfgloop.h (struct loop): Likewise.
11252 * function.c (use_register_for_decl): When not optimizing, disregard
11253 register keyword for variables with types containing methods.
11255 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
11257 PR middle-end/39447
11258 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
11259 (is_simple_operand): Call contains_component_ref_p before calling data
11260 reference analysis that would fail on COMPONENT_REFs.
11262 * tree-vrp.c (search_for_addr_array): Fix formatting.
11264 2009-03-18 Richard Guenther <rguenther@suse.de>
11266 * tree-vect-transform.c (vect_loop_versioning): Fold the
11267 generated comparisons.
11268 * tree-vectorizer.c (set_prologue_iterations): Likewise.
11269 (slpeel_tree_peel_loop_to_edge): Likewise.
11271 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11273 PR middle-end/37805
11274 * opts.c (print_specific_help): In addition to `undocumented',
11275 accept `separate' and `joined' flags if passed alone. Describe
11276 output by the first matched one of those.
11277 (common_handle_option): Skip over empty strings.
11278 * gcc.c (display_help): Fix help string for `--help='.
11279 * doc/invoke.texi (Option Summary, Overall Options): With
11280 `--help=', classes and qualifiers can both be repeated, but
11281 only the latter can be negated. One should not pass only
11282 negated qualifiers. Fix markup and examples.
11285 2008-10-14 Jakub Jelinek <jakub@redhat.com>
11286 PR middle-end/37805
11287 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
11288 and -fhelp=separate.
11290 2009-03-17 Jing Yu <jingyu@google.com>
11292 PR middle-end/39378
11293 * function.h (struct rtl_data): Move is_thunk from here...
11294 (struct function): ...to here.
11295 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
11296 * varasm.c (assemble_start_function): Change is_thunk from crtl to
11298 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
11300 (alpha_does_function_need_gp, alpha_start_function): Likewise.
11301 (alpha_output_function_end_prologue): Likewise.
11302 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
11303 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
11304 (rs6000_output_function_epilogue): Likewise.
11305 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
11307 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
11310 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
11311 from different units in a single alternative.
11312 (*truncdfsf_i387): Ditto.
11313 (*truncxfsf2_mixed): Ditto.
11314 (*truncxfdf2_mixed): Ditto.
11316 2009-03-17 Jakub Jelinek <jakub@redhat.com>
11318 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
11319 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
11322 * tree-ssa-live.c (remove_unused_locals): Don't remove local
11323 unused non-artificial variables when not optimizing.
11326 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
11327 DW_TAG_imported_module even if decl is IMPORTED_DECL with
11328 NAMESPACE_DECL in its DECL_INITIAL.
11330 PR middle-end/39443
11331 * optabs.c (set_user_assembler_libfunc): New function.
11332 * expr.h (set_user_assembler_libfunc): New prototype.
11333 * c-common.c: Include libfuncs.h.
11334 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
11335 for memcmp, memset, memcpy, memmove and abort.
11336 * Makefile.in (c-common.o): Depend on libfuncs.h.
11339 * dwarf2out.c (gen_inlined_enumeration_type_die,
11340 gen_inlined_structure_type_die, gen_inlined_union_type_die,
11341 gen_tagged_type_instantiation_die): Removed.
11342 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
11345 2009-03-17 Janis Johnson <janis187@us.ibm.com>
11348 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
11350 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
11351 (check-parallel-%): Ditto.
11352 (check-consistency): Ditto.
11354 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
11356 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
11357 local variable rhs by NULL_TREE.
11359 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
11362 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
11364 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
11367 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
11369 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
11372 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
11373 for ms->sysv ABI calls only in 64bit mode.
11375 * config/i386/i386.md (untyped_call): Support 32bit.
11377 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
11379 * doc/extend.texi: Replace x86_65 with x86_64.
11381 2009-03-16 Jakub Jelinek <jakub@redhat.com>
11383 PR tree-optimization/39455
11384 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
11385 mismatches for POINTER_TYPE_P (type).
11386 (number_of_iterations_le): Likewise.
11388 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
11390 * config/picochip/picochip.c: Removed profiling support.
11391 * config/picochip/picochip.md: Removed profiling instruction.
11392 * config/picochip/picochip.h: Removed profiling builtin.
11394 2009-03-16 Joseph Myers <joseph@codesourcery.com>
11396 * doc/install.texi (--with-host-libstdcxx): Document.
11398 2009-03-14 Anatoly Sokolov <aesok@post.ru>
11401 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
11402 generate a warning if the function name does not begin with
11403 "__vector" and the function has either the 'signal' or 'interrupt'
11404 attribute, from here to ...
11405 (avr_declare_function_name): ...here. New function.
11406 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
11407 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
11409 2009-03-14 Jakub Jelinek <jakub@redhat.com>
11412 * cse.c (fold_rtx): Don't modify original const_arg1 when
11413 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
11414 separate variable instead.
11415 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
11416 from out of range shift counts.
11417 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
11419 2009-03-13 Catherine Moore <clm@codesourcery.com>
11421 * config/i386/x-mingw32 (host-mingw32.o): Replace
11422 diagnostic.h with $(DIAGNOSTIC_H).
11424 2009-03-12 Jakub Jelinek <jakub@redhat.com>
11427 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
11429 * config/i386/sync.md (sync_compare_and_swap<mode>,
11430 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
11431 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
11433 (sync_double_compare_and_swapdi_pic,
11434 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
11435 cmpxchg8b_pic_memory_operand instead of just memory_operand.
11437 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
11440 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
11442 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
11445 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
11446 (avx_addsubv4df3): Likewise.
11447 (*avx_addsubv4sf3): Likewise.
11448 (sse3_addsubv4sf3): Likewise.
11450 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
11453 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
11455 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
11458 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
11459 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11460 registers for allocnos created from user-defined variables.
11462 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11465 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
11466 of non-integer mode as well.
11468 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
11470 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
11471 for functions for which the parameter types are unknown.
11473 2009-03-11 Jakub Jelinek <jakub@redhat.com>
11476 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
11477 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
11478 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
11479 * config/i386/i386.c (ix86_local_alignment): For
11480 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
11481 long long variables on the stack to avoid dynamic realignment.
11482 Allow the first argument to be a decl rather than type.
11483 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
11485 2009-03-11 Nick Clifton <nickc@redhat.com>
11488 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
11490 Add description to mno-lsim option.
11491 * config/mcore/mcore.h: Remove comment about deprecated m4align
11493 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
11494 * doc/invoke.texi: Add description of mno-lsim and
11495 mstack-increment options.
11497 * config/fr30/fr30.opt: Document the -mno-lsim option.
11498 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
11499 and -mno-lsim options.
11501 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11503 * fold-const.c (fold_comparison): Only call fold_inf_compare
11504 if the mode supports infinities.
11506 2009-03-11 Jason Merrill <jason@redhat.com>
11509 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
11510 end already did. Notice GIMPLE_CALL modifications of the result.
11511 Don't copy debug information from an ignored decl or a decl from
11514 2009-03-10 Richard Guenther <rguenther@suse.de>
11515 Nathan Froyd <froydnj@codesourcery.com>
11517 PR middle-end/37850
11518 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
11519 (__divMODE3): Likewise.
11521 2009-03-09 Jakub Jelinek <jakub@redhat.com>
11523 PR tree-optimization/39394
11524 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
11525 DECL_SIZE_UNIT of variable length FIELD_DECLs.
11527 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11529 * recog.c (verfiy_changes): Disallow renaming of hard regs in
11530 inline asms for register asm ("") declarations.
11532 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
11534 * fold-const.c (fold_unary): Fix comment.
11536 2009-03-07 Jan Hubicka <jh@suse.cz>
11539 * tree-inline.c (setup_one_parameter): Do replacement of const
11540 argument by constant in SSA form.
11542 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11544 PR middle-end/38028
11545 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
11546 determine alignment passed to assign_stack_local.
11547 (assign_parms_unsplit_complex): Likewise.
11548 * except.c (sjlj_build_landing_pads): Likewise.
11550 2009-03-06 Jakub Jelinek <jakub@redhat.com>
11552 PR middle-end/39360
11553 * tree-flow.h (add_referenced_var): Return bool instead of void.
11554 * tree-dfa.c (add_referenced_var): Return result of
11555 referenced_var_check_and_insert call.
11556 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
11557 of referenced_var_check_and_insert.
11560 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
11561 (gen_variable_die): Emit DW_AT_location on abstract static variable's
11562 DIE, don't emit it if abstract origin already has it.
11563 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
11564 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
11566 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11568 * genpreds.c (needs_variable): Fix parentheses at variable name
11570 (write_tm_constrs_h): Indent generated code.
11572 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11574 * doc/extend.texi (Function Attributes): Add documentation
11575 for isr attributes.
11577 2009-03-06 Jakub Jelinek <jakub@redhat.com>
11580 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
11581 take locus from its DECL_SOURCE_LOCATION instead of input_location.
11583 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
11585 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
11588 2009-03-05 Jakub Jelinek <jakub@redhat.com>
11591 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
11592 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
11594 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
11596 * config/i386/i386.md (R8_REG, R9_REG): New constants.
11597 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
11598 constants instead of magic numbers.
11599 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
11601 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
11602 (x86_64_ms_abi_int_parameter_registers): Ditto.
11603 (x86_64_int_return_registers): Ditto.
11604 (ix86_maybe_switch_abi): Ditto.
11605 (ix86_expand_call): Ditto for clobbered_registers array.
11606 (ix86_hard_regno_mode_ok): Ditto.
11607 (x86_extended_QIreg_mentioned_p): Ditto.
11609 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
11611 PR tree-optimization/39349
11612 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
11614 * combine.c (gen_lowpart_for_combine): Use omode when generating
11617 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
11619 PR rtl-optimization/39235
11620 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
11622 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
11624 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
11626 2009-03-04 Richard Guenther <rguenther@suse.de>
11628 PR tree-optimization/39362
11629 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
11630 that occur in abnormal PHIs should be varying.
11632 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
11634 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
11636 (simple_iv): Take loop as an argument instead of statement.
11637 * tree-scalar-evolution.h (simple_iv): Declaration changed.
11638 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
11640 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
11642 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
11643 * matrix-reorg.c (analyze_transpose): Ditto.
11644 * tree-data-ref.c (dr_analyze_innermost): Ditto.
11645 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
11646 * tree-predcom.c (ref_at_iteration): Ditto.
11647 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
11649 2009-03-04 Richard Guenther <rguenther@suse.de>
11651 PR tree-optimization/39358
11652 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
11653 escaped_id and callused_id.
11654 (solve_graph): Likewise.
11656 2009-03-04 Richard Guenther <rguenther@suse.de>
11658 PR tree-optimization/39339
11659 * tree-sra.c (try_instantiate_multiple_fields): Make it
11660 no longer ICE on the above.
11662 2009-03-03 Joseph Myers <joseph@codesourcery.com>
11664 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
11665 that fits within Pmode.
11667 2009-03-03 Steve Ellcey <sje@cup.hp.com>
11669 PR middle-end/10109
11670 * tm.texi (LIBCALL_VALUE): Update description.
11672 2009-03-03 Steve Ellcey <sje@cup.hp.com>
11674 PR middle-end/34443
11675 * doc/extend.texi (section): Update description.
11677 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
11679 PR middle-end/39345
11680 * tree-inline.c (remapped_type): New.
11681 (can_be_nonlocal): Call remapped_type instead of remap_type.
11683 2009-03-03 Jakub Jelinek <jakub@redhat.com>
11686 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
11687 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
11689 2009-03-03 Richard Guenther <rguenther@suse.de>
11691 PR middle-end/39272
11692 * tree.c (tree_nonartificial_location): New function.
11693 * tree.h (tree_nonartificial_location): Declare.
11694 * builtins.c (expand_builtin_memory_chk): Provide location
11695 of the call location for artificial function pieces.
11696 (maybe_emit_chk_warning): Likewise.
11697 (maybe_emit_sprintf_chk_warning): Likewise.
11698 (maybe_emit_free_warning): Likewise.
11699 * expr.c (expand_expr_real_1): Likewise.
11701 2009-03-03 Jakub Jelinek <jakub@redhat.com>
11703 PR tree-optimization/39343
11704 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
11705 COMPONENT_REF t has ARRAY_TYPE.
11707 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
11709 PR middle-end/39335
11710 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
11711 when the type precision of the induction variable should be
11712 larger than the type precision of nit.
11713 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
11714 * graphite.c (graphite_loop_normal_form): Same.
11715 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
11717 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
11719 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
11720 (*call_1_rex64_ms_sysv): Use named constants instead of magic
11721 numbers to describe clobbered registers.
11722 (*call_value_0_rex64_ms_sysv): Ditto.
11723 * config/i386/mmx.md (mmx_emms): Ditto.
11724 (mmx_femms): Ditto.
11726 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
11728 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
11731 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11733 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
11734 (spu_section_type_flags): New function.
11736 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
11738 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
11739 reg_class_contents of FLOAT_REGS into a temporary.
11741 2009-03-02 Richard Guenther <rguenther@suse.de>
11742 Ira Rosen <irar@il.ibm.com>
11744 PR tree-optimization/39318
11745 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
11746 information to the vectorized statement.
11748 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
11750 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
11751 variable. Use defined names instead of magic constants for REX SSE
11754 2009-03-01 Richard Guenther <rguenther@suse.de>
11756 PR tree-optimization/39331
11757 * omp-low.c (lower_send_shared_vars): Do not receive new
11758 values for the reference of DECL_BY_REFERENCE parms or results.
11760 2009-03-01 Jan Hubicka <jh@suse.cz>
11763 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
11764 BLOCK_NONLOCALIZED_VAR): New macros.
11765 (tree_block): Add nonlocalized_vars.
11766 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
11767 gen_decl_die): Add origin argument. Allow generation of die with
11768 origin at hand only.
11769 (gen_member_die, gen_type_die_with_usage, force_decl_die,
11770 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
11772 (gen_block_die): Fix checking for unused blocks.
11773 (process_scope_var): Break out from .... ; work with origins only.
11774 (decls_for_scope) ... here; process nonlocalized list.
11775 (dwarf2out_ignore_block): Look for nonlocalized vars.
11776 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
11778 (dump_scope_block): Dump them.
11779 * tree-inline.c (remap_decls): Handle nonlocalized vars.
11780 (remap_block): Likewise.
11781 (can_be_nonlocal): New predicate.
11782 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
11784 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11786 * configure: Regenerate.
11788 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11790 * optc-gen.awk: No need to duplicate option flags twice.
11791 Reuse help texts for duplicate options which do not have any.
11793 * gcc.c (display_help): Document --version.
11795 * gcc.c (main): If print_help_list and verbose_flag, ensure
11796 driver output comes before subprocess output.
11798 * optc-gen.awk: Assign all remaining fields to help string,
11799 space-separated, for multi-line help in *.opt.
11801 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
11802 -Wno-pedantic-ms-format is for MinGW targets only.
11804 * doc/options.texi (Option file format): Fix bad indentation,
11805 restoring dropped sentence.
11807 2009-02-28 Jan Hubicka <jh@suse.cz>
11809 * tree-inline.c (tree_function_versioning): Output debug info.
11811 2009-02-28 Jan Hubicka <jh@suse.cz>
11814 * tree-inline.c (setup_one_parameter): Do not copy propagate
11815 arguments when not optimizing.
11817 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
11820 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
11821 (avx_addsubv4df3): Likewise.
11822 (*avx_addsubv4sf3): Likewise.
11823 (sse3_addsubv4sf3): Likewise.
11824 (*avx_addsubv2df3): Likewise.
11825 (sse3_addsubv2df3): Likewise.
11826 (avx_unpckhps256): Correct item selectors.
11827 (avx_unpcklps256): Likewise.
11828 (avx_unpckhpd256): Likewise.
11829 (avx_unpcklpd256): Likewise.
11831 2009-02-28 Jan Hubicka <jh@suse.cz>
11833 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
11835 (copy_arguments_for_versioning): If var is declared don't declare it.
11836 (tree_function_versioning): First setup substitutions and then copy
11839 2009-02-27 Jan Hubicka <jh@suse.cz>
11842 * cgraph.h (varpool_output_debug_info): Remove.
11843 * cgraphunit.c (varpool_output_debug_info): Remove.
11844 * dwarf2out.c (deferred_locations_struct): New struct
11845 (deferred_locations): New type.
11846 (deferred_locations_list): New static var.
11847 (deffer_location): New function.
11848 (gen_variable_die): Use it.
11849 (decls_for_scope): Output info on local static vars.
11850 (dwarf2out_finish): Process deferred locations.
11851 * varpool.c (varpool_output_debug_info): Remove.
11853 2009-02-27 Jan Hubicka <jh@suse.cz>
11856 * tree.h (TREE_PROTECTED): Fix comment.
11857 (BLOCK_HANDLER_BLOCK): Remove.
11858 (struct tree_block): Remove handler_block add body_block.
11859 (inlined_function_outer_scope_p): New.
11860 (is_body_block): Remove.
11861 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
11862 * dwarf2out.c (is_inlined_entry_point): Remove.
11863 (add_high_low_attributes): Use inlined_function_outer_scope_p.
11864 (gen_block_die): Use is_inlined_entry_point check. Remove body block
11866 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
11867 * gimplify.c (gimplify_expr): Gimplify body blocks.
11868 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
11869 block with multiple subblocks.
11870 (dump_scope_block): Prettier output; dump more flags and info.
11871 (dump_scope_blocks): New.
11872 (remove_unused_locals): Use dump_scope_blocks.
11873 * tree-flow.h (dump_scope_blocks): Declare.
11874 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
11875 * stmt.c (is_body_block): Remove.
11876 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
11877 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
11879 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
11881 PR middle-end/39308
11882 * graphite.c (graphite_loop_normal_form): Do not call
11883 number_of_iterations_exit from a gcc_assert.
11885 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11887 * config/s390/s390.c (s390_swap_cmp): Look for conditional
11888 jumps if COND is NULL.
11889 (find_cond_jump): New function.
11890 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
11891 * config/s390/s390.md: Remove z10_cobra attribute value.
11893 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
11895 * config/alpha/alpha.h (alpha_expand_mov): Return false if
11896 force_const_mem returns NULL_RTX.
11898 2009-02-26 Jan Hubicka <jh@suse.cz>
11901 * cgraph.h (varpool_output_debug_info): Remove.
11902 * cgraphunit.c (varpool_output_debug_info): Remove.
11903 * dwarf2out.c (deferred_locations_struct): New struct
11904 (deferred_locations): New type.
11905 (deferred_locations_list): New static var.
11906 (deffer_location): New function.
11907 (gen_variable_die): Use it.
11908 (decls_for_scope): Output info on local static vars.
11909 (dwarf2out_finish): Process deferred locations.
11910 * varpool.c (varpool_output_debug_info): Remove.
11912 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
11914 PR rtl-optimization/39241
11915 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
11916 to subreg_offset_representable_p.
11918 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
11920 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
11921 execute function prototype. Get f and nregs from max_reg_num
11922 and get_insns. Remove the first backward pass as it's dead,
11923 guard the forward pass by flag_expensive_optimizations.
11924 (rest_of_handle_regmove): Delete.
11925 (pass_regmove): Replace it with regmove_optimize.
11927 2009-02-25 Martin Jambor <mjambor@suse.cz>
11929 PR tree-optimization/39259
11930 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
11931 calls_alloca function flags.
11932 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
11933 calls are detected.
11935 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
11937 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
11938 flags_set_1_rtx, flags_set_1_set): Delete.
11939 (regmove_optimize): Do not call mark_flags_life_zones.
11941 2009-02-24 Julian Brown <julian@codesourcery.com>
11944 * config/arm/arm.c (require_pic_register): Only set
11945 cfun->machine->pic_reg once per function.
11947 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
11949 * doc/invoke.texi (Link Options): Document an easier way to pass
11950 options that take arguments to the GNU linker using -Xlinker and -Wl.
11952 2009-02-24 Steve Ellcey <sje@cup.hp.com>
11955 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
11957 2009-02-24 Richard Guenther <rguenther@suse.de>
11960 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
11962 2009-02-24 Richard Guenther <rguenther@suse.de>
11963 Zdenek Dvorak <ook@ucw.cz>
11965 PR tree-optimization/39233
11966 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
11967 from converting them to a generic type.
11969 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
11971 PR tree-optimization/39260
11972 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
11973 contains a condition with a real type.
11974 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
11976 2009-02-23 Jason Merrill <jason@redhat.com>
11979 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
11980 narrowing_initializer_constant_valid_p.
11981 (narrowing_initializer_constant_valid_p): Don't return
11982 null_pointer_node for adding a pointer to itself.
11984 2009-02-23 Jan Hubicka <jh@suse.cz>
11987 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
11990 2009-02-23 Jan Hubicka <jh@suse.cz>
11992 PR tree-optimization/37709
11993 * tree.c (block_ultimate_origin): Move here from dwarf2out.
11994 * tree.h (block_ultimate_origin): Declare.
11995 * dwarf2out.c (block_ultimate_origin): Move to tree.c
11996 * tree-ssa-live.c (remove_unused_scope_block_p):
11997 Eliminate blocks containig no instructions nor live variables nor
11999 (dump_scope_block): New function.
12000 (remove_unused_locals): Enable removal of dead blocks by default;
12001 enable dumping at TDF_DETAILS.
12003 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
12005 * config/i386/i386.c (classify_argument): Don't allow COImode
12007 (function_arg_advance_32): Don't allow OImode.
12008 (function_arg_32): Likewise.
12009 (function_value_32): Likewise.
12010 (return_in_memory_32): Likewise.
12011 (function_arg_64): Remove OImode comment.
12013 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
12016 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
12017 ix86_expand_vector_set for V4DImode in 64bit mode only.
12018 (ix86_expand_vector_init_one_var): Likewise.
12020 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
12022 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
12024 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
12027 * loop-iv.c: Revert last change.
12028 * emit-rtl.c: Likewise.
12030 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
12033 * config/i386/i386.c (type_natural_mode): Remove an extra
12034 space in the warning message.
12035 (function_value_32): Handle 32-byte vector modes.
12036 (return_in_memory_32): Likewise.
12038 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
12040 * loop-iv.c (truncate_value): New function.
12041 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
12043 (lowpart_subreg): Move to...
12044 * emit-rtl.c: ...here.
12046 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
12048 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
12049 accidental and undocumented change at revision 140860.
12051 2009-02-21 Joseph Myers <joseph@codesourcery.com>
12053 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
12054 take gimple_seq * arguments.
12055 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
12056 types_compatible_p langhook.
12058 2009-02-20 Mark Mitchell <mark@codesourcery.com>
12059 Joseph Myers <joseph@codesourcery.com>
12061 * config/arm/arm.c (arm_builtin_va_list): New function.
12062 (arm_expand_builtin_va_start): Likewise.
12063 (arm_gimplify_va_arg_expr): Likewise.
12064 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
12065 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
12066 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
12067 (va_list_type): New variable.
12068 (arm_mangle_type): Mangle va_list_type appropriately.
12070 2009-02-20 Jakub Jelinek <jakub@redhat.com>
12072 PR middle-end/39157
12073 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
12074 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
12075 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
12076 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
12077 parameter to 1000 for -O1 by default.
12078 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
12080 * loop-invariant.c: Include params.h.
12081 (move_loop_invariants): Don't call move_single_loop_invariants on
12084 2009-02-20 Jaka Mocnik <jaka@xlab.si>
12086 * calls.c (emit_library_call_value_1): Use slot_offset instead of
12087 offset when calculating bounds for indexing stack_usage_map. Fixes
12088 a buffer overflow with certain target setups.
12090 2009-02-20 Jakub Jelinek <jakub@redhat.com>
12093 * calls.c (expand_call): Clear try_tail_call if caller and callee
12094 disagree in promotion of function return value.
12096 2009-02-19 Jakub Jelinek <jakub@redhat.com>
12099 * c-common.c (c_determine_visibility): If visibility changed and
12100 DECL_RTL has been already set, call make_decl_rtl to update symbol
12103 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
12106 * varasm.c (assemble_variable): Don't check DECL_NAME when
12107 globalizing a variable.
12109 2009-02-19 Joseph Myers <joseph@codesourcery.com>
12112 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
12113 expression before any __builtin_trap call.
12114 * c-typeck.c (build_function_call): Convert and check function
12115 arguments before generating a call to a trap. Evaluate the
12116 function arguments before the trap.
12118 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
12121 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
12122 (UNSPEC_FXAM_MEM): New unspec.
12123 (fxam<mode>2_i387_with_temp): New insn and split pattern.
12124 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
12125 memory using fxam<mode>2_i387_with_temp to remove excess precision.
12127 2009-02-19 Richard Guenther <rguenther@suse.de>
12129 PR tree-optimization/39207
12130 PR tree-optimization/39074
12131 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
12132 storedanything_tree): New.
12133 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
12134 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
12135 (build_succ_graph): Add edges from STOREDANYTHING to all
12137 (init_base_vars): Initialize STOREDANYTHING.
12138 (compute_points_to_sets): Free substitution info after
12139 building the succ graph.
12140 (ipa_pta_execute): Likewise.
12142 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
12144 (do_ds_constraint): Do not add to special var or non-pointer
12146 (type_could_have_pointers): Split out from ...
12147 (could_have_pointers): ... here. For arrays use the element type.
12148 (create_variable_info_for): Initialize may_have_pointers.
12149 (new_var_info): Likewise.
12150 (handle_lhs_call): Make the HEAP variable unknown-sized.
12151 (intra_create_variable_infos): Use a type with pointers for
12152 PARM_NOALIAS, make it unknown-sized.
12154 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
12157 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
12159 2009-02-18 Jason Merrill <jason@redhat.com>
12162 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
12163 value if DECL_EXTERNAL.
12164 * tree-sra.c (sra_walk_gimple_assign): Likewise.
12165 * target.h (gcc_target::binds_local_p): Clarify "module".
12166 * tree.h (TREE_PUBLIC): Clarify "module".
12168 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
12171 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
12172 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
12174 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
12177 * c.opt (Wabi): Support C and ObjC.
12180 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
12182 * config/i386/i386.c (classify_argument): Warn once about the ABI
12183 change when passing union with long double.
12185 * doc/invoke.texi: Update -Wabi for warning psABI changes.
12187 2009-02-18 Joseph Myers <joseph@codesourcery.com>
12190 * c-parser.c (c_parser_compound_statement): Always enter and leave
12193 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12196 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
12198 2009-02-18 Jakub Jelinek <jakub@redhat.com>
12200 PR tree-optimization/36922
12201 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
12202 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
12205 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
12207 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
12210 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
12212 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
12214 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
12216 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
12219 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
12220 Richard Sandiford <rdsandiford@googlemail.com>
12222 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
12223 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
12224 (loongson_biadd): ...this.
12226 2009-02-17 Richard Guenther <rguenther@suse.de>
12228 PR tree-optimization/39202
12229 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
12230 a var make sure to follow existing collapses.
12232 2009-02-17 Richard Guenther <rguenther@suse.de>
12234 PR middle-end/39214
12235 * langhooks.c (lhd_print_error_function): Check for NULL block.
12237 2009-02-17 Richard Guenther <rguenther@suse.de>
12239 PR tree-optimization/39204
12240 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
12243 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
12245 * config/soft-fp/double.h: Update from glibc CVS.
12247 2009-02-17 Richard Guenther <rguenther@suse.de>
12249 PR tree-optimization/39207
12250 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
12251 strict-aliasing warnings for pointers pointing to NULL.
12253 2009-02-16 Joseph Myers <joseph@codesourcery.com>
12256 * c-parser.c (c_parser_braced_init): Call pop_init_level when
12257 skipping until next close brace.
12259 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
12262 * config/i386/i386.c (ix86_expand_push): Set memory alignment
12263 to function argument boundary.
12265 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
12267 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
12268 in the lea_add. Reload eventually constraints it properly.
12269 * config/picochip/constraints.md: Remove the target constraint
12270 "b", since it is not needed anymore.
12272 2009-02-16 Jakub Jelinek <jakub@redhat.com>
12274 * gthr-dce.h: Uglify function parameter and local variable names.
12275 * gthr-gnat.h: Likewise.
12276 * gthr-mipssde.h: Likewise.
12277 * gthr-nks.h: Likewise.
12278 * gthr-posix95.h: Likewise.
12279 * gthr-posix.h: Likewise.
12280 * gthr-rtems.h: Likewise.
12281 * gthr-single.h: Likewise.
12282 * gthr-solaris.h: Likewise.
12283 * gthr-tpf.h: Likewise.
12284 * gthr-vxworks.h: Likewise.
12285 * gthr-win32.h: Likewise.
12287 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
12290 * config/i386/i386.md: Restrict the new peephole2 to move
12291 between MMX/SSE registers.
12293 2009-02-15 Richard Guenther <rguenther@suse.de>
12296 2009-02-13 Richard Guenther <rguenther@suse.de>
12298 * configure.ac: Enable LFS.
12299 * configure: Re-generate.
12300 * config.in: Likewise.
12302 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12304 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
12305 spu_srqwbyte, spu_srqwbytebc): Define.
12306 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
12307 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
12308 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
12309 "shrqby_<mode>"): New insn-and-split patterns.
12310 * config/spu/spu.c (expand_builtin_args): Determine and return
12311 number of operands using spu_builtin_description data.
12312 (spu_expand_builtin_1): Use it.
12314 2009-02-13 Steve Ellcey <sje@cup.hp.com>
12317 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
12320 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
12323 * config/i386/i386.c (override_options): Correct warning
12324 messages for -malign-loops, -malign-jumps and -malign-functions.
12326 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
12329 * config/i386/i386.md: Restrict the new peephole2 to move
12330 between the general purpose registers.
12332 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
12335 * config/i386/i386.c (type_natural_mode): Add a new argument.
12336 Return the original mode and warn ABI change if vector size is 32byte.
12337 (function_arg_advance): Updated.
12338 (function_arg): Likewise.
12339 (ix86_function_value): Likewise.
12340 (ix86_return_in_memory): Likewise.
12341 (ix86_sol10_return_in_memory): Likewise.
12342 (ix86_gimplify_va_arg): Likewise.
12343 (function_arg_32): Don't warn ABX ABI change here.
12344 (function_arg_64): Likewise.
12346 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
12348 * loop-iv.c (implies_p): In the final case, test that operands 0
12349 of the two comparisons match.
12351 * config/bfin/bfin.c (find_prev_insn_start): New function.
12352 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
12353 (find_next_insn_start): Move.
12355 2009-02-13 Richard Guenther <rguenther@suse.de>
12357 * configure.ac: Enable LFS.
12358 * configure: Re-generate.
12359 * config.in: Likewise.
12361 2009-02-13 Joseph Myers <joseph@codesourcery.com>
12364 * c-parser.c (c_parser_parms_list_declarator): Discard pending
12365 sizes on syntax error after some arguments have been parsed.
12367 2009-02-12 Jakub Jelinek <jakub@redhat.com>
12369 * doc/invoke.texi (-fira): Remove.
12371 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
12373 * caller-save.c: Replace regclass.c with reginfo.c in comments.
12374 * recog.c: Likewise.
12377 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
12379 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
12380 (umul_ppmm): Likewise.
12381 (count_leading_zeros): Likewise.
12382 (count_trailing_zeros): Likewise.
12383 (UMUL_TIME): Likewise.
12385 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
12387 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
12388 soft-fp/t-softfp to tmake_file.
12390 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
12391 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
12392 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
12393 IA64_BUILTIN_INFQ]: New.
12394 (ia64_init_builtins): Initialize __builtin_infq,
12395 __builtin_fabsq and __builtin_copysignq if not HPUX.
12396 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
12397 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
12399 * config/ia64/lib1funcs.asm (__divtf3): Define only if
12401 (__fixtfti): Likewise.
12402 (__fixunstfti): Likewise.
12403 (__floattitf): Likewise.
12405 * config/ia64/libgcc-glibc.ver: New.
12406 * config/ia64/t-fprules-softfp: Likewise.
12407 * config/ia64/sfp-machine.h: Likewise.
12409 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
12410 (LIBGCC2_TF_CEXT): Likewise.
12411 (TF_SIZE): Likewise.
12412 (TARGET_INIT_LIBFUNCS): Likewise.
12414 * config/ia64/t-glibc (SHLINB_MAPFILES):
12415 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
12417 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
12419 * config/i386/i386.c (construct_container): Rewrite processing
12420 BLKmode with X86_64_SSE_CLASS.
12422 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
12425 * config/i386/i386.md: Replace simplify_replace_rtx with
12426 replace_rtx in the new peephole2.
12428 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
12430 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
12431 loop unrolling do not happen at -O2.
12433 2009-02-12 Michael Matz <matz@suse.de>
12435 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
12437 2009-02-12 Jakub Jelinek <jakub@redhat.com>
12439 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
12442 2009-02-12 Ben Elliston <bje@au.ibm.com>
12444 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
12445 patterns when updating the back chain. Missed in the 2009-02-10
12448 2009-02-11 Janis Johnson <janis187@us.ibm.com>
12450 * doc/extend.texi (Decimal Floating Types): Update identifier of
12451 draft TR and list of missing support.
12453 2009-02-11 Jakub Jelinek <jakub@redhat.com>
12455 PR middle-end/39154
12456 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
12457 bit to variable length decl's flags, add it also to its
12458 pointer replacement variable.
12460 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
12461 Jakub Jelinek <jakub@redhat.com>
12464 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
12465 (memory_blockage): New expander.
12466 (*memory_blockage): New insn pattern.
12467 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
12468 instead of general blockage at the end of function prologue when
12469 frame pointer is used to access red zone area. Do not emit blockage
12470 when profiling, it is emitted in generic code.
12471 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
12472 function epilogue when frame pointer is used to access red zone area.
12474 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
12477 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
12478 by arithmetic with memory operands.
12479 * config/i386/predicates.md (commutative_operator): New.
12481 2009-02-10 Janis Johnson <janis187@us.ibm.com>
12483 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
12486 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
12488 * alias.h (record_alias_subset): Declare.
12489 * alias.c (record_alias_subset): Make global.
12491 2009-02-10 Nick Clifton <nickc@redhat.com>
12493 * tree-parloops.c: Change license to GPLv3.
12494 * ipa-struct-reorg.c: Change license to GPLv3.
12495 * ipa-struct-reorg.h: Change license to GPLv3.
12497 2009-02-10 Steve Ellcey <sje@cup.hp.com>
12500 * c-decl.c (start_struct): Return NULL on error.
12502 2009-02-10 Jakub Jelinek <jakub@redhat.com>
12504 PR middle-end/39124
12505 * cfgloopmanip.c (remove_path): Call remove_bbs after
12506 cancel_loop_tree, not before it.
12509 * function.h (struct function): Add has_local_explicit_reg_vars bit.
12510 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
12511 VAR_DECLs were seen.
12512 * tree-ssa-live.c (remove_unused_locals): Recompute
12513 cfun->has_local_explicit_reg_vars.
12514 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
12515 copies or clearings if cfun->has_local_explicit_reg_vars.
12517 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
12520 * config/i386/i386.c (expand_prologue): Emit blockage at the end
12521 of function prologue when frame pointer is used to access
12524 2009-02-10 Richard Guenther <rguenther@suse.de>
12526 PR middle-end/39127
12527 * gimplify.c (gimple_regimplify_operands): Always look if
12528 we need to create a temporary.
12530 2009-02-10 Richard Guenther <rguenther@suse.de>
12532 PR tree-optimization/39132
12533 * tree-loop-distribution.c (todo): New global var.
12534 (generate_memset_zero): Trigger TODO_rebuild_alias.
12535 (tree_loop_distribution): Return todo.
12537 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
12540 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
12541 (x86_64_reg_class_name): Removed.
12542 (classify_argument): Return 0 if bytes > 32. Return 0 if the
12543 first one isn't X86_64_SSE_CLASS or any other ones aren't
12544 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
12545 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
12546 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
12547 and 3 X86_64_SSEUP_CLASS.
12548 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
12549 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
12551 2009-02-10 Ben Elliston <bje@au.ibm.com>
12553 * config/rs6000/rs6000.md (allocate_stack): Always use an update
12554 form instruction to update the stack back chain word, even if the
12555 user has disabled the generation of update instructions.
12556 (movdi_<mode>_update_stack): New.
12557 (movsi_update_stack): Likewise.
12558 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
12559 always use an update form instruction to update the stack back
12562 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
12564 PR middle-end/38953
12565 * graphite.c (if_region_set_false_region): After moving a region in
12566 the false branch of a condition, remove the empty dummy basic block.
12567 (gloog): Remove wrong fix for PR38953.
12569 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12571 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
12572 generation due to implicit sign extension.
12574 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
12576 PR middle-end/38981
12577 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
12578 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
12580 2009-02-09 Richard Guenther <rguenther@suse.de>
12582 PR middle-end/35202
12583 * convert.c (convert_to_real): Disable (float)fn((double)x)
12584 to fnf(x) conversion if errno differences may occur and
12585 -fmath-errno is set.
12587 2009-02-07 Anatoly Sokolov <aesok@post.ru>
12589 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
12590 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12591 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12593 2009-02-06 Joseph Myers <joseph@codesourcery.com>
12596 * c-common.c (handle_alias_attribute): Disallow attribute for
12597 anything not a FUNCTION_DECL or VAR_DECL.
12599 2009-02-06 Janis Johnson <janis187@us.ibm.com>
12602 * real.c (do_compare): Special-case compare of zero against
12603 decimal float value.
12605 2009-02-06 Joseph Myers <joseph@codesourcery.com>
12608 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
12609 as indicating flexible array members unless the field itself is
12610 being declarared as the incomplete array.
12612 2009-02-06 Jan Hubicka <jh@suse.cz>
12614 PR tree-optimization/38844
12615 * ipa-inline.c (try_inline): Stop inlining recursion when edge
12616 is already inlined.
12618 2009-02-06 Richard Guenther <rguenther@suse.de>
12620 PR middle-end/38977
12621 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
12622 fork because we may expand it as __gcov_fork.
12624 2009-02-06 Nick Clifton <nickc@redhat.com>
12626 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
12628 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
12630 PR tree-optimization/35659
12631 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
12632 vn_phi_eq): Shortcut if hashcode does not match.
12633 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
12635 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
12636 and avoid iterative_hash_expr.
12637 (FOR_EACH_VALUE_ID_IN_SET): New.
12638 (value_id_compare): Remove.
12639 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
12640 sort expressions by value id.
12642 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
12645 * config/sh/predicates.md (general_movsrc_operand): Don't check
12646 the subreg of system registers here.
12648 2009-02-05 Jakub Jelinek <jakub@redhat.com>
12651 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
12652 on the copied decl.
12654 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
12656 PR rtl-optimization/39110
12657 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
12658 addresses, not aligned ones.
12660 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
12661 Richard Guenther <rguenther@suse.de>
12663 PR tree-optimization/39100
12664 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
12665 comment says and add edges.
12667 2009-02-05 Joseph Myers <joseph@codesourcery.com>
12670 * c-common.c (handle_tls_model_attribute): Ignore attribute for
12671 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
12673 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
12675 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
12676 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
12677 register_bb_in_sese, new_sese, free_sese): Moved.
12678 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
12679 outermost_loop_in_scop, build_scop_iteration_domain,
12680 expand_scalar_variables_ssa_name, get_vdef_before_scop,
12681 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
12682 Use loop_in_sese_p instead of loop_in_scop_p.
12683 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
12684 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
12685 (scopdet_basic_block_info): Fix bug in scop detection.
12686 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
12687 eq_loop_to_cloog_loop): Remove.
12688 (nb_loops_around_loop_in_scop, nb_loop
12689 ref_nb_loops): Moved here...
12690 * graphite.h (ref_nb_loops): ... from here.
12691 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
12692 (loop_domain_dim, loop_iteration_vector_dim): Remove.
12693 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
12694 * testsuite/gcc.dg/graphite/scop-19.c: New
12696 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
12697 Hans-Peter Nilsson <hp@axis.com>
12699 PR rtl-optimization/37889
12700 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
12701 Move offset handling from PLUS to before the switch. Use new
12702 arguments when considering SYMBOL_REFs too.
12703 (rtx_addr_can_trap_p): Pass dummy offset and size.
12704 (enum may_trap_p_flags): Remove.
12705 (may_trap_p_1): Pass size from MEM_SIZE.
12707 PR rtl-optimization/38921
12708 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
12709 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
12710 * rtlanal.c (may_trap_after_code_motion_p): Delete.
12711 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
12713 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
12715 AVX Programming Reference (January, 2009)
12716 * config/i386/sse.md (*vpclmulqdq): New.
12718 2009-02-04 Jakub Jelinek <jakub@redhat.com>
12720 PR tree-optimization/38977
12721 PR gcov-profile/38292
12722 * calls.c (special_function_p): Disregard __builtin_ prefix.
12724 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
12726 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
12727 non-indexable addresses even before reload.
12729 2009-02-03 Joseph Myers <joseph@codesourcery.com>
12732 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
12733 as having variable size. Do not give an error for unnamed
12734 parameters with [*] declarators. Give a warning for type names
12735 with [*] declarators and mark them as variable size.
12736 * c-parser.c (c_parser_sizeof_expression): Do not give an error
12737 for sizeof applied to [*] type names.
12739 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12742 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
12744 2009-02-03 Jakub Jelinek <jakub@redhat.com>
12746 * gcc.c (process_command): Update copyright notice dates.
12747 * gcov.c (print_version): Likewise.
12748 * gcov-dump.c (print_version): Likewise.
12749 * mips-tfile.c (main): Likewise.
12750 * mips-tdump.c (main): Likewise.
12752 2009-02-03 Joseph Myers <joseph@codesourcery.com>
12755 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
12756 for composite type involving a zero-length array type.
12758 2009-02-03 Jakub Jelinek <jakub@redhat.com>
12761 * function.c (match_asm_constraints_1): Skip over
12762 initial optional % in the constraint.
12764 PR inline-asm/39059
12765 * c-parser.c (c_parser_postfix_expression): If fixed point is not
12766 supported, don't accept FIXED_CSTs.
12767 * c-decl.c (finish_declspecs): Error if fixed point is not supported
12768 and _Sat is used without _Fract/_Accum. Set specs->type to
12769 integer_type_node for cts_fract/cts_accum if fixed point is not
12772 2009-02-02 Catherine Moore <clm@codesourcery.com>
12774 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
12776 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
12778 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
12779 (ABI_HAS_64BIT_SYMBOLS): Use it.
12780 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
12782 2009-02-02 Paul Brook <paul@codesourcery.com>
12784 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
12786 2009-02-02 Jakub Jelinek <jakub@redhat.com>
12788 PR inline-asm/39058
12789 * recog.h (asm_operand_ok): Add constraints argument.
12790 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
12791 recurse on matching constraint.
12792 (check_asm_operands): Pass constraints as 3rd argument to
12793 asm_operand_ok. Don't look up matching constraint here.
12794 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
12797 2009-02-02 Ben Elliston <bje@au.ibm.com>
12799 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
12800 TARGET_NARROW_VOLATILE_BITFIELD macro names.
12802 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12804 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
12805 information. Remove some obsolete information. Reorganize.
12807 * config/pa/fptr.c: Revert license to GPL 2.
12808 * config/pa/milli64.S: Likewise.
12810 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
12813 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
12814 LIBRARY name in, instead of hard-coding it.
12815 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
12816 extra target make frag to tmake_files according to EH model.
12817 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
12818 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
12819 frags that define makefile variable EH_MODEL appropriately.
12820 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
12821 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
12822 to "-sjlj" according to type of EH configured.
12823 (LIBGCC_SONAME): Concatenate it to shared library base name.
12824 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
12825 to "_sjlj" according to type of EH configured.
12826 (LIBGCC_SONAME): Concatenate it to shared library base name.
12827 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
12828 (SHLIB_LINK): Add missing semicolon to if-else construct.
12829 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
12830 string value of "pe_dll" command-line option.
12831 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
12832 (SHLIB_SONAME): Use it when overriding t-cygming default.
12833 (SHLIB_IMPLIB): Override t-cygming default.
12834 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
12835 string value of "pe_dll" command-line option.
12837 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
12840 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
12841 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
12843 2009-01-31 Richard Guenther <rguenther@suse.de>
12845 PR tree-optimization/38937
12846 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
12847 computing the transitive closure.
12849 2009-01-30 Richard Guenther <rguenther@suse.de>
12851 PR tree-optimization/39041
12852 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
12853 Propagate variable indices only if the types match for this stmt.
12855 2009-01-30 Jakub Jelinek <jakub@redhat.com>
12858 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
12859 inline but never defined.
12861 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
12863 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
12864 (*insv_h_di_reg_extimm): New insn.
12865 (*insv_l<mode>_reg_extimm): New insn.
12867 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
12869 * config/picochip/picochip.c (flag_conserve_stack): set
12870 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
12871 fconserve-stack. Reduce call-overhead used by inliner.
12873 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
12876 * common.opt (flag_conserve_stack): Initialised to zero.
12878 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
12881 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
12882 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
12885 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
12887 * ira-color.c (allocno_reload_assign): Update comments.
12888 * regmove.c (regmove_optimize): Likewise.
12892 2009-01-29 Robert Millan <rmh@aybabtu.com>
12894 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
12895 * config/i386/kopensolaris-gnu.h: New file. Undefine
12896 `MD_UNWIND_SUPPORT'.
12897 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
12899 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
12901 PR tree-optimization/39007
12902 * tree-loop-distribution.c (generate_builtin): Use
12903 recompute_dominator to compute the immediate dominator of the
12904 basic block just after the loop.
12906 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12908 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
12909 (ASM_OUTPUT_DWARF_PCREL): Define.
12911 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
12913 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
12914 * doc/passes.texi: Remove entries about regclass, local-alloc, and
12915 global. Modify entries about regmove and IRA.
12917 * ra-conflict.c: Remove the file.
12919 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
12921 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
12922 (pass_regclass_init): Rename to pass_reginfo_init.
12924 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
12926 * toplev.h (flag_ira): Remove.
12928 * caller-save.c (setup_save_areas): Remove flag_ira.
12930 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
12932 * global.c: Remove the file.
12934 * opts.c (decode_options): Remove flag_ira.
12936 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
12938 * regmove.c: Modify file description.
12939 (find_use_as_address, try_auto_increment): Define them only if
12940 AUTO_INC_DEC is defined.
12941 (replacement_quality, replace_in_call_usage, fixup_match_1,
12942 stable_and_no_regs_but_for_p): Remove.
12943 (reg_set_in_bb): Make it static.
12944 (regmove_optimize): Remove flag_ira and code which worked for
12947 * local-alloc.c: Remove the file.
12949 * common.opt (fira): Remove.
12951 * ira.c: Include except.h.
12952 (eliminable_regset): Move from global.c.
12953 (mark_elimination): Ditto. Remove flag_ira.
12954 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
12955 equiv_mem_modified, validate_equiv_mem_from_store,
12956 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
12957 contains_replace_regs, memref_referenced_p, memref_used_between_p,
12958 no_equiv, recorded_label_ref): Move from local-alloc.c.
12959 (update_equiv_regs): Ditto. Make it static.
12960 (print_insn_chain, print_insn_chains): Move it from global.c.
12961 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
12962 (build_insn_chain): Ditto. Make it static.
12963 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
12964 Rename to init_live_subregs.
12965 (gate_ira): Remove flag_ira.
12967 * regclass.c: Rename reginfo.c. Change file description.
12968 (FORBIDDEN_INC_DEC_CLASSES): Remove.
12969 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
12970 (init_reg_sets_1): Remove code for evaluation of
12971 reg_class_superclasses and losing_caller_save_reg_set.
12972 (init_regs): Remove init_reg_autoinc.
12973 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
12974 ok_for_base_p_nonstrict): Remove.
12975 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
12976 (pass_regclass_init): Rename to pass_reginfo_init. Modify
12977 corresponding entries.
12978 (dump_regclass, record_operand_costs, scan_one_insn,
12979 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
12980 record_address_regs, auto_inc_dec_reg_p): Remove.
12981 (gt-regclass.h): Rename to gt-reginfo.h.
12983 * rtl.h (dump_global_regs, retry_global_alloc,
12984 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
12986 * Makefile.in (RA_H): Remove.
12987 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
12988 Rename regclass.o to reginfo.o.
12989 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
12991 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
12992 (GTFILES): Rename regclass.c to reginfo.c.
12994 * passes.c (init_optimization_passes): Remove pass_local_alloc and
12995 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
12997 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
12998 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
13000 (finish_spills): Ditto. Remove code for !flag_ira.
13002 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
13004 PR middle-end/35854
13005 * doc/invoke.texi (rtl debug options): Complete rewrite.
13006 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
13008 * mode-switching.c (pass_mode_switching): Rename pass from
13009 "mode-sw" to "mode_sw".
13010 * except.c (pass_convert_to_eh_ranges): Rename pass from
13011 "eh-ranges" to "eh_ranges".
13012 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
13016 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
13017 Alexander Monakov <amonakov@ispras.ru>
13019 PR middle-end/38857
13020 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
13022 (move_exprs_to_boundary): Change return type and pass through
13023 should_move from move_op. Relax assert. Update usage ...
13024 (schedule_expr_on_boundary): ... here. Use should_move instead of
13026 (move_op_orig_expr_found): Indicate that insn was disconnected from
13028 (code_motion_process_successors): Do not call after_merge_succs
13029 callback if original expression was not found when traversing any of
13031 (code_motion_path_driver): Change return type. Update prototype.
13032 (move_op): Update comment. Add a new parameter (should_move). Update
13033 prototype. Set *should_move based on indication provided by
13034 move_op_orig_expr_found.
13036 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
13038 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
13039 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
13040 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
13041 * config/rs6000/rs6000.c (rs6000_override_options): Default
13042 avoid-indexed-addresses on for Power6, off for everything else.
13043 (avoiding_indexed_address_p): New function.
13044 (rs6000_legitimize_address): Use it.
13045 (rs6000_legitimate_address): Likewise.
13046 * config/rs6000/rs6000.md (movXX_updateX): Likewise
13048 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
13050 PR tree-optimization/38997
13051 * tree-loop-distribution.c (generate_memset_zero): Use
13052 POINTER_PLUS_EXPR for a pointer addition.
13054 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
13056 * config/s390/s390.md (bswap<mode>2): New pattern added.
13058 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
13060 * config/s390/s390.md (*tls_load_31): Added type attribute.
13062 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
13064 * config/s390/s390.md: Fix a few comments.
13066 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
13068 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
13069 (*tm<mode>_full): Fixed z10prop attribute.
13070 (*tst<mode>_extimm): Fixed z10prop attribute.
13071 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
13072 (*tstqiCCT_cconly): Fixed z10prop attribute.
13073 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
13074 (*movsi_larl): Fixed z10prop attribute.
13075 (*movsi_zarch): Fixed z10prop attribute.
13076 (*movsi_eas): Fixed z10prop attribute.
13077 (*movhi): Fixed z10prop attribute.
13078 (*movqi): Fixed z10prop attribute.
13079 (*movstrictqi): Fixed z10prop attribute.
13080 (*mov<mode>): Fixed z10prop attribute.
13081 (*movcc): Fixed z10prop attribute.
13082 (*sethighpartdi_64): Fixed z10prop attribute.
13083 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
13084 (*negdi2_sign_cc): Fixed z10prop attribute.
13085 (*negdi2_sign): Fixed z10prop attribute.
13086 (*absdi2_sign_cc): Fixed z10prop attribute.
13087 (*absdi2_sign): Fixed z10prop attribute.
13088 (*negabsdi2_sign_cc): Fixed z10prop attribute.
13089 (*negabsdi2_sign): Fixed z10prop attribute.
13090 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
13091 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
13092 (doloop_si64): Fixed z10prop attribute.
13093 (doloop_si31): Fixed z10prop attribute.
13094 (doloop_long): Fixed z10prop attribute.
13095 (indirect_jump): Fixed z10prop attribute.
13096 (nop): Fixed z10prop attribute.
13097 (main_base_64): Fixed z10prop attribute.
13098 (reload_base_64): Fixed z10prop attribute.
13100 2009-01-28 Jakub Jelinek <jakub@redhat.com>
13102 PR rtl-optimization/38740
13103 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
13105 * config/mips/mips.c (mips_reorg): Likewise.
13107 2009-01-28 Richard Guenther <rguenther@suse.de>
13109 PR tree-optimization/38926
13110 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
13111 with the correct value id to a value.
13112 (do_regular_insertion): Use the value number of edoubleprime
13113 for the value number of the expr.
13116 2008-08-21 Richard Guenther <rguenther@suse.de>
13118 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
13119 a PHI ask VN if it is already available.
13120 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
13121 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
13123 2009-01-28 Jakub Jelinek <jakub@redhat.com>
13125 PR middle-end/38934
13126 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
13127 set to varying whenever max has TREE_OVERFLOW set, similarly
13128 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
13130 2009-01-28 Richard Guenther <rguenther@suse.de>
13132 PR middle-end/38908
13133 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
13134 uninitialized aggregate uses in call arguments.
13136 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
13138 PR tree-optimization/38984
13139 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
13140 the nothing_id variable if -fno-delete-null-pointer-checks.
13142 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
13145 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
13146 (set_got_offset_rex64): Ditto.
13148 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
13151 * doc/extend.texi: Improve local variable with asm reg.
13153 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
13155 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
13156 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
13157 was not supplied then set warn_packed_bitfield_compat to the
13158 default value of 1.
13159 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
13162 2009-01-27 Richard Guenther <rguenther@suse.de>
13164 PR tree-optimization/38503
13165 * cfgexpand.c (expand_gimple_basic_block): Ignore
13166 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
13167 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
13168 variables that cannot have TBAA applied.
13169 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
13172 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
13174 PR middle-end/38969
13175 * calls.c (initialize_argument_information): Do not wrap complex
13176 arguments in SAVE_EXPR.
13178 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
13180 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
13181 (INSTALL_LIBGCC): Revert typo commit.
13183 2009-01-26 Richard Guenther <rguenther@suse.de>
13185 PR tree-optimization/38745
13186 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
13187 from special handling.
13189 2009-01-26 Richard Guenther <rguenther@suse.de>
13191 PR tree-optimization/38745
13192 * tree-ssa.c (execute_update_addresses_taken): Do not include
13193 variables that cannot possibly be a register in not_reg_needs.
13194 Do not clear TREE_ADDRESSABLE on vars that may not become
13196 * tree-ssa.c (update_alias_info_1): Include those in the set
13197 of addressable vars.
13199 2009-01-26 Richard Guenther <rguenther@suse.de>
13201 PR middle-end/38851
13202 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
13203 * tree-ssa-dse.c: Include langhooks.h
13204 (execute_simple_dse): Remove stores with zero size.
13206 2009-01-24 Jakub Jelinek <jakub@redhat.com>
13209 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
13212 2009-01-24 Julian Brown <julian@codesourcery.com>
13214 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
13215 config/arm/linux-atomic.c.
13216 * config/arm/linux-atomic.c: New.
13218 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
13220 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
13221 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
13222 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
13224 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
13227 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
13230 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
13232 PR tree-optimization/38953
13233 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
13234 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
13235 (gloog): Split the exit of the scop when the scop exit is a loop exit.
13236 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
13239 2009-01-24 Paul Brook <paul@codesourcery.com>
13241 * config/arm/neon.md (neon_type): Move to arm.md.
13242 (neon_mov<VSTRUCT>): Add neon_type attribute.
13243 * config/arm/arm.md (neon_type): Move to here.
13244 (conds): Add "unconditioal" and use as default for NEON insns.
13246 2009-01-24 Ben Elliston <bje@au.ibm.com>
13248 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
13249 void *' warning from -Wc++-compat.
13250 * Makefile.in (dominance.o-warn): Remove.
13252 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
13254 PR tree-optimization/38932
13255 * fold-const.c (fold_unary_ignore_overflow): New.
13256 * tree.h (fold_unary_ignore_overflow): Declare.
13257 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
13258 * tree-ssa-sccvn.c (visit_reference_op_load,
13259 simplify_unary_expression): Likewise.
13261 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
13263 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
13264 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
13265 regardless of their type.
13266 * c-common.c (handle_packed_attribute): Don't ignore packed on
13268 * c.opt (Wpacked-bitfield-compat): New warning option.
13269 * stor-layout.c (place_field): Warn if offset of a field changed.
13270 * doc/extend.texi (packed): Mention the ABI change.
13271 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
13272 (Warning Options): Add it to the list.
13274 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
13276 * c-opts.c (c_common_post_options): Fix a typo in comments.
13278 2009-01-22 Steve Ellcey <sje@cup.hp.com>
13280 PR middle-end/38615
13281 * gimplify.c (gimplify_init_constructor): Fix promotion of const
13282 variables to static.
13283 * doc/invoke.texi (-fmerge-all-constants): Update description.
13285 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
13288 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
13289 (*movdi_1_rex64): Use type "mmx" for alternative 5.
13291 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
13293 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
13295 (LOCAL_ALIGNMENT): Similarly.
13297 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
13298 Joseph Myers <joseph@codesourcery.com>
13300 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
13301 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
13302 * config/arm/arm-tune.md: Regenerate.
13303 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
13306 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
13308 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
13309 version number to five.
13311 2009-01-22 Dodji Seketeli <dodji@redhat.com>
13314 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
13315 * c-common.c (set_underlying_type): Likewise.
13316 (is_typedef_decl ): Likewise
13318 (set_underlying_type): Likewise.
13319 (is_typedef_type): Likewise.
13321 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
13323 PR middle-end/38587
13324 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
13327 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
13330 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
13331 (LIBGCC_SPEC): Don't define.
13332 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
13334 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
13336 PR rtl-optimization/38879
13337 * alias.c (base_alias_check): Unaligned access via AND address can
13338 alias all surrounding object types except those with sizes equal
13339 or wider than the size of unaligned access.
13341 2009-01-21 Dodji Seketeli <dodji@redhat.com>
13344 * c-decl.c (clone_underlying_type): Move this ...
13345 * c-common.c (set_underlying_type): ... here.
13346 Also, make sure the function properly sets TYPE_STUB_DECL() on
13347 the newly created typedef variant type.
13348 (is_typedef_decl ): New entry point.
13349 * tree.h: Added a new member member_types_needing_access_check to
13350 struct tree_decl_non_common.
13351 (set_underlying_type): New entry point.
13352 (is_typedef_type): Likewise.
13354 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
13356 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
13357 Check whether two instructions have memory references that
13358 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
13359 are helper functions for traversing.
13360 * alias.h (insn_alias_sets_confilict_p): New prototypes.
13361 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
13362 not to draw dependency edge for instructions with non-conflicting
13365 2009-01-20 Joseph Myers <joseph@codesourcery.com>
13368 * longlong.h: Update copyright years. Use soft-fp license notice.
13369 Sync __clz_tab declaration with glibc.
13371 2009-01-20 Steve Ellcey <sje@cup.hp.com>
13374 * doc/extend.texi (syscall_linkage): New.
13375 (version_id): Modify.
13377 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
13378 Richard Guenther <rguenther@suse.de>
13380 PR tree-optimization/38747
13381 PR tree-optimization/38748
13382 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
13383 conversion if the base address is an indirect reference and the
13384 aliasing sets could cause issues.
13386 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
13388 * common.opt (fgraphite, fgraphite-identity): Add comment for
13389 explaining why these options are not documented.
13391 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
13393 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
13394 gimple_call_lhs is NULL.
13396 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
13399 * emit-rtl.c (adjust_address_1): Make sure memref is never
13402 2009-01-20 Ben Elliston <bje@au.ibm.com>
13404 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
13405 const qualifier from arg parameter. Remove unnecessary cast to char *.
13406 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
13407 const qualifier from arg 2.
13409 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
13411 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
13413 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
13416 * rtl.h (reinit_regs): New prototype.
13417 * regclass.c: Include ira.h.
13418 (reinit_regs): New.
13419 * Makefile.in (regclass.o): Add ira.h.
13420 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
13422 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
13425 * c-common.c (handle_aligned_attribute): Use
13426 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
13427 default alignment value.
13429 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
13431 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
13432 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
13434 * doc/extend.texi: Update __attribute__ ((aligned)). Document
13435 __BIGGEST_ALIGNMENT__.
13437 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
13439 2009-01-18 Richard Guenther <rguenther@suse.de>
13441 PR tree-optimization/38819
13442 * tree-flow.h (operation_could_trap_helper_p): Declare.
13443 * tree-eh.c (operation_could_trap_helper_p): Export.
13444 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
13445 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
13446 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
13447 are about to insert a possibly trapping instruction and fail
13450 2009-01-18 Andreas Schwab <schwab@suse.de>
13452 * doc/install.texi (Configuration): Remove obsolete paragraph
13453 about use of --with-gnu-ld with --with-gnu-as.
13455 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
13457 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
13458 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
13459 Follow spelling conventions.
13461 2009-01-18 Ben Elliston <bje@au.ibm.com>
13463 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
13464 C++ warning about implicit conversion from void * to struct
13466 (bitmap_obstack_free): Likewise for bitmap_element *.
13467 * Makefile.in (bitmap.o-warn): Remove.
13469 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
13471 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
13473 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
13474 Tobias Grosser <tobi.grosser@amd.com>
13476 * graphite.c (graphite_trans_scop_block): Do not block single
13479 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
13481 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
13482 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
13483 test with assertion.
13485 2009-01-16 Richard Guenther <rguenther@suse.de>
13487 PR tree-optimization/38835
13488 PR middle-end/36227
13489 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
13490 and INT + PTR -> (INT)(PTR p+ INT) folding.
13491 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
13493 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
13496 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
13497 the subreg from a lowpart subreg if it is also casting the value.
13499 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
13500 Tobias Grosser <tobi.grosser@amd.com>
13502 * graphite.c (compare_prefix_loops): New.
13503 (build_scop_canonical_schedules): Rewritten.
13504 (graphite_transform_loops): Move build_scop_canonical_schedules
13505 after build_scop_iteration_domain.
13507 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
13508 Tobias Grosser <tobi.grosser@amd.com>
13510 * graphite.c (add_conditions_to_domain): Add the loops to
13511 the dimension of the iteration domain. Do copy the domain
13512 only when it exists.
13513 (build_scop_conditions_1): Do not call add_conditions_to_domain.
13514 (add_conditions_to_constraints): New.
13515 (can_generate_code_stmt, can_generate_code): Removed.
13516 (gloog): Do not call can_generate_code.
13517 (graphite_transform_loops): Call add_conditions_to_constraints
13518 after building the iteration domain.
13520 2009-01-16 Jakub Jelinek <jakub@redhat.com>
13522 PR tree-optimization/38789
13523 * tree-ssa-threadedge.c
13524 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
13525 __builtin_constant_p.
13527 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13529 * dce.c (delete_unmarked_insns): Reversed the order that insns are
13530 examined before deleting them.
13532 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
13534 * function.c (aggregate_value_p): Correctly extract the function
13535 type from CALL_EXPR_FN lookup.
13537 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
13539 * config/picochip/picochip.c (picochip_override_options): Revert
13540 CFI asm flag disable commited previously.
13542 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
13543 Tobias Grosser <tobi.grosser@amd.com>
13544 Jan Sjodin <jan.sjodin@amd.com>
13546 * graphite.c (scan_tree_for_params): On substractions negate
13547 all the coefficients of the term.
13548 (clast_to_gcc_expression_red): New. Handle reduction expressions
13549 of more than two operands.
13550 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
13551 (get_vdef_before_scop): Handle also the case of default definitions.
13553 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
13555 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
13556 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
13557 Also use them when walking CALL_INSN_FUNCTION_USAGE.
13559 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
13560 Joey Ye <joey.ye@intel.com>
13562 PR middle-end/37843
13563 * cfgexpand.c (expand_stack_alignment): Don't update stack
13564 boundary nor check incoming stack boundary here.
13565 (gimple_expand_cfg): Update stack boundary and check incoming
13566 stack boundary here.
13568 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
13570 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
13572 2009-01-14 Jakub Jelinek <jakub@redhat.com>
13574 PR rtl-optimization/38245
13575 * calls.c (expand_call): Add stack arguments to
13576 CALL_INSN_FUNCTION_USAGE even for pure calls (when
13577 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
13578 in regs and partially in memory or BLKmode arguments.
13579 (emit_library_call_value_1): Add stack arguments to
13580 CALL_INSN_FUNCTION_USAGE even for pure calls (when
13581 ACCUMULATE_OUTGOING_ARGS).
13582 * dce.c: Include tm_p.h.
13583 (find_call_stack_args): New function.
13584 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
13586 (mark_insn): Call find_call_stack_args for CALL_Ps.
13587 (prescan_insns_for_dce): Walk insns backwards in bb rather than
13588 forwards. Allocate and free arg_stores bitmap if needed, pass it
13589 down to deletable_insn_p, don't mark stores set in arg_stores
13590 bitmap, clear the bitmap at the beginning of each bb.
13591 * Makefile.in (dce.o): Depend on $(TM_P_H).
13593 2009-01-14 Michael Meissner <gnu@the-meissners.org>
13596 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
13597 to make sure the insn is a conditional test (bug 22599). Reformat a
13600 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
13602 PR middle-end/38431
13603 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
13604 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
13605 (gloog): Do not call cleanup_tree_cfg.
13606 (graphite_transform_loops): Call cleanup_tree_cfg after all
13607 scops have been code generated.
13609 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
13610 * doc/gty.texi (Invoking the garbage collector): Added new node
13611 and section documenting ggc_collect.
13613 2009-01-14 Richard Guenther <rguenther@suse.de>
13615 PR tree-optimization/38826
13616 PR middle-end/38477
13617 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
13618 initialization notes only if we actually emitted a warning.
13619 (intra_create_variable_infos): Add constraints for a result decl
13620 that is passed by hidden reference.
13621 (build_pred_graph): Mark all related variables non-direct on
13624 2009-01-14 Nick Clifton <nickc@redhat.com>
13626 * ira-conflicts.c: Include addresses.h for the definition of
13628 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
13629 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
13631 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
13634 * Makefile.in (ira-lives.o): Add except.h.
13636 * ira-lives.c: Include except.h.
13637 (process_bb_node_lives): Process can_throw_internal.
13639 2009-01-13 Jakub Jelinek <jakub@redhat.com>
13641 PR rtl-optimization/38774
13642 * combine.c (simplify_set): When undoing cc_use change, don't do
13643 PUT_CODE on the newly created comparison, but instead put back the
13646 2009-01-13 Joseph Myers <joseph@codesourcery.com>
13648 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
13649 values. Remove duplicate arm8 entry.
13651 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
13653 PR tree-optimization/38786
13654 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
13655 the SSA_NAME case of expand_scalar_variables_expr.
13656 Set the type of an expression to the type of its assign statement.
13657 (expand_scalar_variables_expr): Also gather the scalar computation
13658 used to index the memory access. Do not pass loop_p.
13659 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
13660 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
13661 the gimple_stmt_iterator where it inserts new code.
13662 Do not pass loop_p.
13663 (copy_bb_and_scalar_dependences): Do not pass loop_p.
13664 (translate_clast): Update call to copy_bb_and_scalar_dependences.
13666 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
13668 * graphite.h (debug_value): Removed.
13669 * graphite.c (debug_value): Removed.
13671 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
13673 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
13674 ldrd/strd with two 32-bit instructions.
13676 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
13678 * config/arm/arm.c (struct processors): Pass for speed down into
13679 cost helper functions.
13680 (const_ok_for_op): Handle COMPARE and inequality nodes.
13681 (arm_rtx_costs_1): Rewrite.
13682 (arm_size_rtx_costs): Update prototype.
13683 (arm_rtx_costs): Pass speed down to helper functions.
13684 (arm_slowmul_rtx_costs): Rework cost calculations.
13685 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
13686 (arm_9e_rtx_costs): Likewise.
13688 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
13690 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
13691 relocations of local symbols wider than UNITS_PER_WORD are not valid.
13692 (alpha_legitimize_address): Do not split local symbols wider than
13693 UNITS_PER_WORD into HIGH/LO_SUM parts.
13695 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
13698 * gcc.c (process_command): Replace call to execvp with calls
13699 to pex_one and exit.
13701 2009-01-03 Anatoly Sokolov <aesok@post.ru>
13704 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
13705 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
13706 variant for devices with 3-byte PC.
13707 (__tablejump_elpm__): New.
13709 2009-01-12 Jakub Jelinek <jakub@redhat.com>
13712 * c-parser.c (c_parser_postfix_expression): Allow `->' in
13713 offsetof member-designator, handle it as `[0].'.
13715 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13717 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
13718 function when not using named sections on targets with named sections
13719 if branch distance is less than 262132.
13721 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
13723 * combine.c (combine_instructions): Recompute
13724 optimize_this_for_speed_p for each BB in the main combine loop.
13726 2009-01-12 Tomas Bily <tbily@suse.cz>
13729 * tree-loop-distribution.c (prop_phis): New function.
13730 (generate_builtin): Call prop_phis.
13731 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
13733 2009-01-12 Jakub Jelinek <jakub@redhat.com>
13735 PR tree-optimization/38807
13736 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
13737 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
13739 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
13741 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
13742 subreg of op0 to the original op0.
13744 2009-01-11 Laurent GUERBY <laurent@guerby.net>
13746 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
13748 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
13751 * mips-tfile.c (parse_def): Fix parsing of def strings
13752 starting with digits.
13754 2009-01-10 Jakub Jelinek <jakub@redhat.com>
13757 * config/arm/arm.c (arm_is_long_call_p): Don't call
13758 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
13760 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
13762 * regrename.c (regrename_optimize): Fix dumping.
13763 (find_oldest_value_reg): Preserve REG_POINTER.
13764 (copy_hardreg_forward_1): Likewise.
13766 2009-01-09 Diego Novillo <dnovillo@google.com>
13768 * gimple.h (struct gimple_statement_base) <uid>: Document
13769 the restrictions on its use.
13770 (gimple_uid): Tidy.
13771 (gimple_set_uid): Tidy.
13773 2009-01-09 Jakub Jelinek <jakub@redhat.com>
13775 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
13776 zero guard even if align_bytes != 0 and count is smaller than
13779 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
13781 PR rtl-optimization/38495
13782 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
13783 (add_range_and_copies_from_move_list): Print all added ranges.
13784 Add ranges to memory optimized destination.
13786 2009-01-09 Jakub Jelinek <jakub@redhat.com>
13790 * config/i386/i386.c (override_options): Reject
13791 -mstringop-strategy=rep_8byte with -m32.
13792 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
13793 to 1. Do count comparison against epilogue_size_needed at compile
13794 time even when count_exp was constant forced into register. For
13795 size_needed don't jump to epilogue, instead just avoid aligning
13796 and invoke the body algorithm. If need_zero_guard, add zero guard
13797 even if count is non-zero, but smaller than size_needed + number of
13798 bytes that could be stored for alignment.
13799 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
13800 to 1. If need_zero_guard, add zero guard even if count is non-zero,
13801 but smaller than size_needed + number of bytes that could be stored
13802 for alignment. Compare size_needed with epilogue_size_needed instead
13803 of desired_align - align, don't adjust size_needed, pass
13804 epilogue_size_needed to the epilogue expanders.
13807 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
13809 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13811 * pa.c (last_address): Change to unsigned.
13812 (update_total_code_bytes): Change argument to unsigned. Don't
13813 check if insn addresses are set.
13814 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
13815 addresses are not set.
13816 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
13818 2009-01-09 Nick Clifton <nickc@redhat.com>
13820 * config/sh/symbian.c: Replace uses of DECL_INLINE with
13821 DECL_DECLARED_INLINE_P.
13823 2009-01-09 Jakub Jelinek <jakub@redhat.com>
13825 PR middle-end/38347
13826 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
13827 GET_MODE (op0) in operand_subword_force calls.
13829 PR middle-end/38771
13830 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
13831 fold_convert arg0 operands to TREE_TYPE (op0) first.
13833 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
13835 * params.def (ira-max-conflict-table-size): Decrease default value
13838 2009-01-08 Jakub Jelinek <jakub@redhat.com>
13840 PR tree-optimization/37031
13841 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
13843 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
13844 allocate it using gc instead of heap, use VEC_quick_push instead of
13846 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
13847 instead of heap, use VEC_quick_push instead of VEC_safe_push.
13848 * tree-data-ref.h (struct access_matrix): Change matrix to gc
13849 allocated vector from heap allocated.
13850 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
13851 * tree-loop-linear.c (linear_transform_loops): Allocate nest
13852 vector only after perfect_loop_nest_depth call.
13854 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
13855 Jan Sjodin <jan.sjodin@amd.com>
13857 PR tree-optimization/38559
13858 * graphite.c (debug_value, copy_constraint,
13859 swap_constraint_variables, scale_constraint_variable, ): New.
13860 (get_lower_bound, get_upper_bound): Removed.
13861 (graphite_trans_bb_strip_mine): Clean up this code that works
13862 only for constant number of iterations. Fully copy upper and
13863 lower bound constraints, not only the constant part of them.
13864 * graphite.h (debug_value): Declared.
13866 2009-01-08 Ira Rosen <irar@il.ibm.com>
13868 PR tree-optimization/37194
13869 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
13870 Don't add the cost of cost model guard in prologue to scalar
13871 outside cost in case of known number of iterations.
13873 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
13874 Alan Modra <amodra@bigpond.net.au>
13876 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
13877 non-word-aligned REG+CONST addressing.
13879 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
13882 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
13883 free_after_compilation when outputting a thunk.
13884 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
13885 Do not call free_after_compilation here.
13887 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
13889 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
13890 (ix86_valid_target_attribute_inner_p): Ditto.
13892 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
13894 PR tree-optimization/38492
13895 PR tree-optimization/38498
13896 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
13897 * tree-chrec.h (scev_is_linear_expression): Declared.
13898 * graphite.c (graphite_cannot_represent_loop_niter): New.
13899 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
13900 (graphite_loop_normal_form): Use gcc_assert.
13901 (scan_tree_for_params): Use CASE_CONVERT.
13902 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
13903 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
13904 Use gcc_assert. Discard scops that contain unhandled cases.
13905 (build_scop_conditions): Return a boolean status for unhandled cases.
13906 (strip_mine_profitable_p): Print the loop number, not its depth.
13907 (is_interchange_valid): Pass the depth of the loop nest, don't
13908 recompute it wrongly.
13909 (graphite_trans_bb_block): Same.
13910 (graphite_trans_bb_block): Print tentative of loop blocking.
13911 (graphite_trans_scop_block): Do not print that the loop has been
13913 (graphite_transform_loops): Do not handle scops that contain condition
13916 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
13918 AVX Programming Reference (December, 2008)
13919 * config/i386/avxintrin.h (_mm256_stream_si256): New.
13920 (_mm256_stream_pd): Likewise.
13921 (_mm256_stream_ps): Likewise.
13923 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
13924 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
13925 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
13926 (bdesc_special_args): Add __builtin_ia32_movntdq256,
13927 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
13928 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
13929 (ix86_expand_special_args_builtin): Likewise.
13931 * config/i386/sse.md (AVXMODEDI): New.
13932 (avx_movnt<mode>): Likewise.
13933 (avx_movnt<mode>): Likewise.
13934 (<sse>_movnt<mode>): Remove AVX support.
13935 (sse2_movntv2di): Likewise.
13937 2009-01-07 Richard Guenther <rguenther@suse.de>
13939 PR middle-end/38751
13940 * fold-const.c (extract_muldiv): Remove obsolete comment.
13941 (fold_plusminus_mult_expr): Undo MINUS_EXPR
13942 to PLUS_EXPR canonicalization for the canonicalization.
13944 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
13946 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
13947 hosted cross-compilers generating less efficient code.
13949 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
13951 * function.h (rtl_data): Add a dbr_scheduled_p field.
13952 * reorg.c (dbr_schedule): Set it.
13953 (gate_handle_delay_slots): Check it.
13954 * config/mips/mips.c (mips_base_delayed_branch): Delete.
13955 (mips_reorg): Check flag_delayed_branch instead of
13956 mips_base_delayed_branch.
13957 (mips_override_options): Don't set mips_base_delayed_branch
13958 or flag_delayed_branch.
13960 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
13962 PR rtl-optimization/38426.
13963 * ira.c (ira): Set current_function_is_leaf earlier.
13965 2009-01-06 Jakub Jelinek <jakub@redhat.com>
13967 PR rtl-optimization/38722
13968 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
13969 too early, only set a flag and modify after last possible
13972 2009-01-06 Janis Johnson <janis187@us.ibm.com>
13975 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
13976 * real.c (decimal_single_format): Correct values of emin and emax.
13977 (decimal_double_format): Ditto.
13978 (decimal_quad_format): Ditto.
13979 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
13980 computation of DECnn_MIN and DECnn_MAX for corrected values of
13981 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
13982 __DECnn_MIN__, and adjust its computation for the corrected value
13985 2009-01-06 Jan Hubicka <jh@suse.cz>
13988 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
13990 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
13992 * doc/contrib.texi (Contributors): Slightly adjust the end note.
13993 Add Robert Clark to the list of testers.
13995 2009-01-06 Jan Hubicka <jh@suse.cz>
13996 Kai Tietz <kai.tietz@onevision.com>
13998 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
13999 * config/i386/i386.c (ix86_expand_call): Add clobbers.
14001 2009-01-06 Jan Hubicka <jh@suse.cz>
14002 Kai Tietz <kai.tietz@onevision.com>
14004 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
14006 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
14007 (ix86_nsaved_regs): Count only general purpose regs.
14008 (ix86_nsaved_sseregs): New.
14009 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
14010 to 16 for w64; compute padding and size of sse reg save area.
14011 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
14012 general purpose regs.
14013 (ix86_emit_save_sse_regs_using_mov): New.
14014 (ix86_expand_prologue): Save SSE regs if needed.
14015 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
14016 (ix86_emit_restore_sse_regs_using_mov): New.
14017 (ix86_expand_epilogue): Save SSE regs if needed.
14019 2009-01-06 Jan Hubicka <jh@suse.cz>
14020 Kai Tietz <kai.tietz@onevision.com>
14022 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
14023 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
14024 functions when accumulate outgoing args is off.
14026 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
14029 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
14030 before using pseudos_have_intersected_live_ranges_p.
14032 * ira-int.h (ira_assert): Always define.
14034 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
14036 AVX Programming Reference (December, 2008)
14037 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
14038 (_mm256_permute2_pd): Likewise.
14039 (_mm_permute2_ps): Likewise.
14040 (_mm256_permute2_ps): Likewise.
14041 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
14042 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
14044 * config/i386/i386.c (ix86_builtins): Remove
14045 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
14046 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
14047 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
14048 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
14049 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
14050 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
14051 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
14052 __builtin_ia32_vpermil2ps256.
14053 (ix86_init_mmx_sse_builtins): Updated.
14054 (ix86_expand_args_builtin): Likewise.
14056 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14058 * pa.c (output_call): Relocate non-jump insns in the delay slot of
14059 long absolute calls when generating PA 2.0 code.
14061 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
14063 PR rtl-optimization/38583
14064 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
14066 * params.def (ira-max-conflict-table-size): New.
14068 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
14070 * ira.h (ira_conflicts_p): New external definition.
14072 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
14073 table. Report this. Return result of building.
14074 (ira_build_conflicts): Use ira_conflicts_p. Check result of
14075 building conflict table.
14077 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
14078 (ira_color): Use ira_conflicts_p.
14080 * global.c: Include ira.h.
14081 (pseudo_for_reload_consideration_p, build_insn_chain): Use
14084 * Makefile.in (global.o): Add ira.h.
14086 * ira-build.c (mark_all_loops_for_removal,
14087 propagate_some_info_from_allocno): New.
14088 (remove_unnecessary_allocnos): Call
14089 propagate_some_info_from_allocno.
14090 (remove_low_level_allocnos): New.
14091 (remove_unnecessary_regions): Add parameter. Call
14092 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
14093 parameter to remove_unnecessary_regions.
14094 (ira_build): Remove all regions but root if the conflict table was
14095 not built. Update conflict hard regs for allocnos crossing calls.
14097 * ira.c (ira_conflicts_p): New global.
14098 (ira): Define and use ira_conflicts_p.
14100 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
14101 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
14102 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
14104 2009-01-06 Ben Elliston <bje@au.ibm.com>
14106 * gengtype-lex.l (YY_NO_INPUT): Define.
14108 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14111 * c-common.c (handle_vector_size_attribute): Also reject
14112 BOOLEAN_TYPE types.
14114 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
14116 PR tree-optimization/38492
14117 * graphite.c (rename_map_elt, debug_rename_elt,
14118 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
14119 rename_map_elt_info, eq_rename_map_elts,
14120 get_new_name_from_old_name, bb_in_sese_p): Moved around.
14121 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
14122 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
14123 (sese_build_livein_liveouts): New.
14124 (new_sese, free_sese): New.
14125 (new_scop): Call new_sese.
14126 (free_scop): Call free_sese.
14127 (rename_variables_from_edge, rename_phis_end_scop): Removed.
14128 (register_old_new_names): Renamed register_old_and_new_names.
14129 (register_scop_liveout_renames, add_loop_exit_phis,
14130 insert_loop_close_phis, struct igp,
14131 default_liveout_before_guard, add_guard_exit_phis,
14132 insert_guard_phis, copy_renames): New.
14133 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
14134 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
14135 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
14136 (scop_adjust_phis_for_liveouts): New.
14137 (gloog): Call scop_adjust_phis_for_liveouts.
14139 * graphite.h (struct sese): Documented. Added fields liveout,
14140 num_ver and livein.
14141 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
14142 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
14143 (struct scop): Added field liveout_renames.
14144 (SCOP_LIVEOUT_RENAMES): New.
14146 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
14148 PR tree-optimization/38510
14149 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
14150 (translate_clast): Call recompute_all_dominators before
14152 (gloog): Call recompute_all_dominators before graphite_verify.
14154 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
14155 Jan Sjodin <jan.sjodin@amd.com>
14157 PR tree-optimization/38500
14158 * graphite.c (create_sese_edges): Call fix_loop_structure after
14161 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
14163 * config.gcc: Add m32r*-*-rtems*.
14164 * config/m32r/rtems.h: New file.
14166 2009-01-05 Ben Elliston <bje@au.ibm.com>
14168 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
14169 (.po.pox): Likewise.
14170 (po/gcc.pot): Likewise.
14172 2009-01-04 David S. Miller <davem@davemloft.net>
14174 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
14175 (STARTING_FRAME_OFFSET): Always set to zero.
14177 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
14179 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
14180 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
14181 fixed-point types, and vectors of the same.
14183 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
14185 * config/mips/sync.md (*mb_barrier): Rename to...
14186 (*memory_barrier): ...this.
14188 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
14190 * doc/extend.texi (Function Attributes): Move @cindex after @item
14191 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
14192 and put in alphabetical order. Fix 'target' name and put in order.
14193 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
14196 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
14198 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
14199 (memory_barrier): Expand as unspec instead of unspec_volatile.
14200 Remove mem:BLK from insn operands. Use Pmode scratch register.
14201 (*memory_barrier): Define as unspec instead of unspec_volatile.
14202 Use (match_dup 0) as input operand.
14204 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
14205 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
14206 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
14207 scratch register. Remove operand 1.
14208 (*stbar): Define as unspec instead of unspec_volatile.
14209 Use (match_dup 0) as input operand, remove (const_int 8).
14210 (*membar): Define as unspec instead of unspec_volatile.
14211 Use (match_dup 0) as input operand, remove input operand 2.
14213 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
14214 (memory_barrier): Expand as unspec instead of unspec_volatile.
14215 Remove mem:BLK from insn operands. Use Pmode scratch register.
14216 (*memory_barrier): Define as unspec instead of unspec_volatile.
14217 Use (match_dup 0) as input operand.
14219 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
14220 Remove mem:BLK from insn operands. Use Pmode scratch register.
14221 Set volatile flag on operand 0.
14222 (*memory_barrier): New insn pattern.
14224 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
14226 (*memory_barrier): Use (match_dup 0) as input operand.
14228 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
14229 Remove mem:BLK from insn operands. Use Pmode scratch register.
14230 Set volatile flag on operand 0.
14231 (*mb_internal): New insn pattern.
14233 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
14235 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
14237 PR middle-end/38586
14238 * function.c (struct temp_slot): Move to the section of the file
14239 that deals with temp slots. Remove field 'address'.
14240 (temp_slot_address_table): New hash table of address -> temp slot.
14241 (struct temp_slot_address_entry): New struct, items for the table.
14242 (temp_slot_address_compute_hash, temp_slot_address_hash,
14243 temp_slot_address_eq, insert_temp_slot_address): Support functions
14245 (find_temp_slot_from_address): Rewrite to use the new hash table.
14246 (remove_unused_temp_slot_addresses): Remove addresses of temp
14247 slots that have been made available.
14248 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
14249 worker function for remove_unused_temp_slot_addresses.
14250 (assign_stack_temp_for_type): Don't clear the temp slot address list.
14251 Add the temp slot address to the address -> temp slot map.
14252 (update_temp_slot_address): Update via insert_temp_slot_address.
14253 (free_temp_slots): Call remove_unused_temp_slot_addresses.
14254 (pop_temp_slots): Likewise.
14255 (init_temp_slots): Allocate the address -> temp slot map, or empty
14256 the map if it is already allocated.
14257 (prepare_function_start): Initialize temp slot processing.
14259 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
14261 PR middle-end/38584
14262 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
14263 Calculate the size of all stack vars assuming no packing of stack
14264 vars will happen, replacing a quadratic algorithm with a linear one.
14266 2009-01-03 Jakub Jelinek <jakub@redhat.com>
14269 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
14272 2009-01-03 Diego Novillo <dnovillo@google.com>
14274 * doc/contrib.texi: Update contributions.
14276 2009-01-03 Jakub Jelinek <jakub@redhat.com>
14279 * builtins.c (fold_builtin_memory_op): Give up if either operand
14280 is volatile. Set srctype or desttype to non-qualified version
14284 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
14285 and FUNCTION_DECLs.
14287 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
14289 PR rtl-optimization/35805
14290 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
14291 problem if fast dce is able to remove any instructions.
14292 * dce.c (dce_process_block): Fix dump message.
14294 2009-01-02 Mark Mitchell <mark@codesourcery.com>
14297 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
14299 2009-01-02 Jakub Jelinek <jakub@redhat.com>
14301 PR middle-end/38690
14302 * tree-flow.h (op_code_prio, op_prio): New prototypes.
14303 * tree-pretty-print.c (op_code_prio): New function.
14304 (op_prio): No longer static. Use op_code_prio.
14305 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
14306 Use op_prio and op_code_prio to determine if () should be
14307 printed around operand(s) or not.
14309 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
14310 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
14311 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
14312 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
14313 pp_character instead of pp_string for single letter printing.
14315 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
14317 * doc/extend.texi: Fix '#pragma GCC option' typo.
14319 2009-01-02 Richard Guenther <rguenther@suse.de>
14321 * doc/install.texi (--enable-checking): Mention different
14322 default for stage1.
14323 (--enable-stage1-checking): Document.
14325 2009-01-01 Andrew Pinski <pinskia@gmail.com>
14327 PR middle-end/30142
14328 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
14329 case to be an error.
14331 2009-01-02 Ben Elliston <bje@au.ibm.com>
14333 * config/fp-bit.h (pack_d): Constify argument.
14334 * config/fp-bit.c (makenan): Constify return type. Remove casts.
14335 (isnan): Constify argument.
14337 (iszero): Likewise.
14338 (pack_d): Likewise.
14339 (_fpadd_parts): Constify return type.
14340 (_fpmul_parts): Likewise.
14341 (_fpdiv_parts): Likewise.
14343 2009-01-01 Jakub Jelinek <jakub@redhat.com>
14346 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
14347 warn about overwriting initializer with side-effects or
14348 -Woverride-init if !IMPLICIT.
14349 (output_init_element): Likewise. Pass IMPLICIT down to
14351 (process_init_element): Add IMPLICIT argument. Pass it down
14352 to output_init_element.
14353 (push_init_element, pop_init_level, set_designator): Adjust
14354 process_init_element callers.
14355 (set_nonincremental_init, set_nonincremental_init_from_string):
14356 Adjust add_pending_init callers.
14357 (output_pending_init_elements): Adjust output_init_element callers.
14358 * c-tree.h (process_init_element): Adjust prototype.
14359 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
14360 process_init_element callers.
14363 Copyright (C) 2009 Free Software Foundation, Inc.
14365 Copying and distribution of this file, with or without modification,
14366 are permitted in any medium without royalty provided the copyright
14367 notice and this notice are preserved.